Source: https://patents.google.com/patent/CN103797658B/en
Timestamp: 2020-02-22 04:09:05
Document Index: 257057673

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CN103797658B - Conductive plate and joint connector - Google Patents
CN103797658B
CN103797658B CN201280045414.5A CN201280045414A CN103797658B CN 103797658 B CN103797658 B CN 103797658B CN 201280045414 A CN201280045414 A CN 201280045414A CN 103797658 B CN103797658 B CN 103797658B
CN103797658A (en
2011-09-20 Priority to JP2011-204326 priority Critical
2011-09-20 Priority to JP2011204326A priority patent/JP5668655B2/en
The present invention relates to a kind of conductive plate (30), it is used for multiple first earthy electric wires (W) to the vehicle body ground connection of vehicle, it is characterized in that possessing: conductive plate main body (31), it has and is fastened by bolts the body side grounding parts (34) carrying out ground connection in vehicle body to vehicle body；Multiple terminal connection parts (32B), it is arranged on one end of conductive plate main body (31), and is connected on each electric wire side terminal (21) of electrically connecting with each first earthy electric wire (W)；First rib group (37) and the second rib group (38), it becomes in conductive plate main body (31) form prominent along its thickness of slab direction, and the rigidity of conductive plate main body (31) is low close to the position of body side grounding parts (34) and uprise in the position away from body side grounding parts (34).
The present invention relates to a kind of conductive plate for multiple electric wires to be carried out ground connection to the vehicle body of vehicle And joint connector.
As the joint connector possessing this conductive plate, it is known to the most following patent documentation 1 The joint connector recorded.This joint connector constitutes the end electrical connection electric wire being included in electric wire The electric wire of multiple band terminals of side terminal, conductive plate, to the electric wire of these band terminals and lead Electroplax carries out the shell kept.This conductive plate possesses the electric wire side terminal edge of the electric wire of each band terminal Terminal to be fitted together to chimeric multiple terminal connection parts in direction and having and be fastened by bolts in vehicle body Wall and carry out the conductive plate main body of the body side grounding parts of ground connection to vehicle body, each terminal connection part It is being substantially orthogonal along direction chimeric with terminal and direction that be substantially parallel arrangement with the wall of vehicle body State under with conductive plate main body link.
Patent documentation 1: Japanese Unexamined Patent Publication 2011-60522 publication
But, in above-mentioned conductive plate, due to body side grounding parts by bolt securely Being fixed on vehicle body, the vibration therefore from vehicle body and these both sides of the vibration from electric wire side are conducted extremely Body side grounding parts, the body side grounding parts in conductive plate main body be concentrated around stress, In the part that this stress is concentrated, there is conductive plate main body and damaged etc. probability occurs.
The present invention completes based on situation as described above, its object is to make to conductive plate main body The stress dispersion of conduction.
The present invention relates to a kind of conductive plate, be used for multiple electric wires to the vehicle body ground connection of vehicle, its It is characterised by possessing: conductive plate main body, has to be fastened by bolts and enter to vehicle body in vehicle body The body side grounding parts of row ground connection；Multiple terminal connection parts, are arranged on one end of conductive plate main body, And be connected with each electric wire side terminal, described each electric wire side terminal electrically connects with each electric wire；And teat, Become form prominent along the thickness of slab direction of described conductive plate main body in conductive plate main body, and It is arranged to the rigidity of conductive plate main body low close to the position of body side grounding parts and away from vehicle body The position of side grounding parts uprises.
It addition, the present invention is readily adaptable for use in joint connector, this joint connector possesses: on The conductive plate stated；The electric wire of multiple band terminals, it is by by each electric wire side terminal and each electric wire electricity It is formed by connecting；Shell, it is integrally formed with conductive plate, to each terminal connection part with conductive plate The electric wire of each band terminal connected keeps.
According to such structure, due to the position away from body side grounding parts in conductive plate main body Put the mode reduced than the rigidity of the position close to body side grounding parts and teat is set, therefore connecing The position of nearly body side grounding parts will not concentrated stress, and can make stress also to away from body side The position dispersion of grounding parts.It is therefore not necessary to thicken the thickness of slab of conductive plate main body or use high price Metal material, it is possible to the cost of conductive plate is suppressed relatively low.
Can also be that the height dimension of teat is low in the position close to body side grounding parts, and Position away from body side grounding parts is high.
According to such structure, can suitably adjust teat by adjusting the height dimension of teat Rigidity.That is, when improving the height dimension of teat, the situation low with the height dimension of teat Compare, it is possible to increase rigidity.
Can also be, the width dimensions of teat at the position width close to body side grounding parts, and Position away from body side grounding parts is narrow.
According to such structure, can suitably adjust teat by adjusting the width dimensions of teat Rigidity.That is, when the width dimensions of constriction teat, the situation wide with the width dimensions of teat Compare, it is possible to increase rigidity.
Can also be that teat is configured with a plurality of sustained height size and the rib extended in ribbed, Height dimension or the width dimensions of each rib are different.
According to such structure, stress can be made to divide by arranging multiple rib in conductive plate main body Dissipate.
Can also be to link the linking part of each terminal connection part and be internally embedded shaping to shell.
According to such structure, owing to linking part is covered by the resin of shell, therefore, it is possible to will be each Terminal connection part is firmly held in shell.
Can also be that linking part links with one end of conductive plate main body via stage portion.
According to such structure, it is possible to make the stress acting on linking part be scattered in stage portion.
Can also be that teat is arranged in the way of from conductive plate main body to stage portion.
According to such structure, stage portion can be strengthened by teat.
In accordance with the invention it is possible to make to be transmitted to the stress dispersion of conductive plate main body.
Fig. 1 is the axonometric chart of the joint connector of embodiment.
Fig. 2 be represent the joint connector from Fig. 1 lid is unloaded after the axonometric chart of state.
Fig. 3 is to represent joint connector along the section view of the internal structure of the situation after slit shearing Figure.
Fig. 4 is the sectional view of the internal structure representing the situation after transversely being cut off by shell.
Fig. 5 is to represent shell along the sectional view of the internal structure of the situation after slit shearing.
Fig. 6 is the axonometric chart of conductive plate.
Fig. 7 is the top view of conductive plate.
Figure 10 is the line A-A sectional view of Fig. 7.
Figure 11 is the axonometric chart of the electric wire of band terminal.
Referring to figs. 1 through the accompanying drawing of Figure 11, embodiments of the present invention are described.In present embodiment Joint connector 10 constitute the part of the wirning harness in vehicle.That is, wirning harness possesses by many The wirning harness main body of root electric wire composition and joint connector 10.Wherein, wirning harness main body is being constituted Electric wire include many first earthy electric wire W and different from this first earthy electric wire W Second earthy electric wire (not shown).These earthy electric wire W are by conductor W1 and cladding The insulating coating material W2 of this conductor W1 is constituted, and connects in the lump via joint connector 10 It is connected on the ground connection position of vehicle.This ground connection position although it is not shown, but by from the vehicle body of vehicle The projecting earth stud in the inside side of wall constitute.
The specific circuit that first earthy electric wire W is used for be connected with wirning harness is to described ground connection Position carries out ground connection, and respective one end is connected with described ground connection position, the other end and described circuit Connect.Even if described second earthy electric wire draws to assume described ground connection position to produce damage etc. Also the inefficacy being connected with another ground connection position at this ground connection position in the case of playing imperfect earth is protected For the purpose of danger, its one end is connected with described ground connection position, the other end and other grounding parts described Position connects.It should be noted that the second earthy electric wire is in order to ensure big current capacity, and There is ratio the first earthy external diameter big for electric wire W, and have the second ground terminal in the connection of its end (not shown).
As it is shown in figure 1, joint connector 10 possesses the electric wire 20 of multiple band terminal, conductive plate 30, shell 40 and constitute.
Wherein, the electric wire 20 of band terminal as shown in figure 11, is in the first described ground connection electricity consumption The structure of the end electrical connection electric wire side terminal 21 of line W.Electric wire side terminal 21 possesses: in case The terminal body 22 of shape；The spool 23 arranged at the rear of this terminal body 22；At this The insulating cylinder 24 that the rear of spool 23 is arranged.Spool 23 is crimped on the first earthy electric wire W Conductor W1, thus by conductor W1 with electric wire side terminal 21 can be connected in the way of turning on. And, outside the end of the insulating coating material W2 of the first earthy electric wire W, it is embedded with rubber bolt 25, insulating cylinder 24 is crimped on the end of insulating coating material W2 together with rubber bolt 25.
Terminal body 22 is the form extended along the longitudinal direction in square tube shape.This terminal master The inside of body 22 contains can the elastic contact chip 26 of elastic deformation.When the other side's side terminal with When the inside of terminal body 22 is fitted together to, elastic contact chip 26 is with this other side's side terminal flexibly Contact, electric wire side terminal 21 with the other side's side terminal can be connected in the way of turning on.Terminal bodies Portion 22 is less than rubber bolt 25, so as not to house rubber bolt 25 rubber bolt resettlement section 41 in Wall interferes.
Shell 40 is synthetic resin system, as shown in Figures 1 and 2, possesses to install and is equipped with The containment member resettlement section 43 of the lid 42 of the containment member S of rubber.This lid 42 passes through There is the hinge 44 of flexibility and be integrally formed with shell 40.Before containment member resettlement section 43 Side is connected and is equipped with the terminal retention portion 45 keeping electric wire side terminal 21, protects at this terminal The front holding portion 45 is provided with described rubber bolt resettlement section 41.It should be noted that in rubber bolt Breaking groove 46 it is circumferentially provided with, in the solution of wirning harness between resettlement section 41 and terminal retention portion 45 During body, owing to breaking groove 46 occurs to rupture and the first earthy electric wire W and electric wire side terminal 21 remove from the vehicle body of vehicle together with rubber bolt resettlement section 41.
As it is shown on figure 3, lid 42 has the assembling prominent towards inner side from the outside of shell 40 Protuberance 47, outer and be fixed with containment member S at this assembling protuberance 47.And, containment member S is crimped between outer peripheral face and the inner peripheral surface of containment member resettlement section 43 of assembling protuberance 47, Therefore the immersion to the inside of shell 40 from rear is limited.And, at the lateral surface of lid 42, As in figure 2 it is shown, be provided with pair of right and left locking piece 48,48, corresponding with each locking piece 48,48 The lateral surface of shell 40 be provided with can be locking with each locking piece 48,48 pair of right and left locking Projection 49,49.Therefore, when lid 42 being assemblied in the rear portion of shell 40, it is locked into dress Join protuberance 47 and containment member S chimeric with the opening of containment member resettlement section 43 and each locking Sheet 48,48 is engaging in the state of each locking projection 49,49.
In the inside of terminal retention portion 45, as it is shown in figure 5, be formed with collecting electric wire side terminal The cavity C of 21.This cavity C is formed so that upper and lower 2 sections arrange 4 row in left-right direction.Right On the next door that each cavity C of configuring the most up and down, C are separated, along the vertical direction can be formed A pair spear 50,50 up and down of enough flexures.Each spear 50 be from next door be single armed shape backward The form of Fang Yanshen.
The next door that each cavity C, C are separated along the vertical direction from the base end part of spear 50 towards Front is formed, and does not the most exist from the base end part of spear 50.And, about by each chamber The next door that room C, C separate in left-right direction, at least in the altitude range forming spear 50, Do not exist at the rear of spear 50.That is, ratio spear 50 in terminal retention portion 45 Base end part position rearward is formed with the single collecting housed in the lump by each electric wire side terminal 21 Space.
The most adjacent each spear 50,50 is with the involutory (phase in the vertical direction in the back side Mutually towards rightabout) mode configure, between these spear 50,50, be formed for inspection The half insertion detection space 51 that the flat board (not shown) surveyed inserts.Should half insertion detection space 51 is the deflection space that each spear 50,50 shares.Therefore, although if by each electric wire side terminal 21,21 it is inserted simultaneously into the most each spear 50,50 and inserts detection space to each cavity C, C half Interfere in 51, but by by each electric wire side terminal 21,21 one by one to each cavity C, C inserts, it is possible to avoid half insertion to detect the interference of each spear 50,50 in space 51.
The diapire of the terminal body 22 of electric wire side terminal 21 is offered and is formed for spear Thing 50 enters and locking spear hole 27.Embed and edge to spear hole 27 in spear 50 Under the state that fore-and-aft direction is locking, electric wire side terminal 21 is held in the state being contained in cavity C Terminal retention portion 45.Now, rubber bolt 25 is housed in the inside of rubber bolt resettlement section 41, quilt Clamp between inner peripheral surface and the outer peripheral face of insulating coating material W2 in rubber bolt resettlement section 41. Thus, limit from rubber bolt resettlement section 41 to the immersion of the inside of shell 40.
It follows that conductive plate 30 is illustrated.This conductive plate 30 is by high to electric conductivity Metallic plate carries out punch process and is formed.As shown in Figure 6, conductive plate 30 possesses: constitute it main Want the conductive plate main body 31 of part；The connecting portion 32 arranged in one end of this conductive plate main body 31； At the spline sheet 33 that the other end of conductive plate main body 31 is arranged.It should be noted that at conductive plate In the explanation of the structure of 30, about above-below direction and left and right directions, on the basis of Fig. 8, about Width, on the basis of the above-below direction of Fig. 7.
As it is shown in fig. 7, spline sheet 33 is relative to connecting portion 32 eccentric configuration in the width direction. This spline sheet 33 is set to after extending downwards from the left border of conductive plate main body 31 from this Extend the form that end extends to the left.Spline sheet 33 is by the vehicle body being formed at vehicle Rotation stopper recess (not shown) embeds, and carries out the conductive plate main body accompanied with bolt terminal operation The spline of 31.The position coaxial with spline sheet 33 that become in conductive plate main body 31 is formed Body side grounding parts 34.
This body side grounding parts 34 is arranged in spline sheet 33 and connecting portion 32 in the lateral direction Near Zhong Yang.Body side grounding parts 34 is formed described earth stud can be supplied to insert Bolt hole 35.And, at body side grounding parts 34, it is possible to make the second described ground terminal sliding Move and assemble.Second ground terminal is to be assembled in the state of body side grounding parts 34 to earth stud Insert, when making nut (not shown) screw togather and to carry out bolt fastening, conductive plate 30 and second Ground terminal is connected with the described ground connection position of body side.
As it is shown in figure 9, connecting portion 32 has the horizontal linking part 32A being a substantially U-shaped, At the margo dexter of this linking part 32A, as it is shown in fig. 7, multiple terminal connection part 32B is to the right Prominent formation.Each terminal connection part 32B is the form prominent in the flake of flat board, above Lower 2 sections arrange 4 in the width direction and configure.Each terminal connection part 32B passes through linking part 32A And be integrally formed.And, as shown in Figure 8, linking part 32A via stage portion 36 with conduction The margo dexter of plate main body 31 links.
As shown in Figure 6, stage portion 36 is set to stand upward from the margo dexter of conductive plate main body 31 The form risen.And, the upper limb in stage portion 36 is provided with the supporting than stage portion 36 narrow width Sheet 36A, the upper limb of stage portion 36 via this supporting slice 36A with the left border of linking part 32A Link.Supporting slice 36A is arranged in the width central authorities of the upper limb of stage portion 36, in this supporting The width both sides of sheet 36A are formed with pair of notches portion 36B.Supporting slice 36A is substantially straight Angle ground bending and with linking part 32A link, this linking part 32A is the most flat with conductive plate main body 31 Configure capablely.And, in the boundary section of supporting slice 36A Yu stage portion 36, along thickness of slab direction It is formed through through hole 36C.And, in the upside of the through hole 36C of supporting slice 36A, Resinous material for sealing 36D is applied at complete cycle.
As it is shown on figure 3, shell 40 is integrally formed with conductive plate 30.In conductive plate 30, link A part for portion 32A and stage portion 36 is to containment member resettlement section 43 insert molding of shell 40. As shown in Figure 4, the antetheca from containment member resettlement section 43 is towards the inside of terminal retention portion 45 And each terminal connection part 32B is arranged in the way of forwards prominent.Specifically, will be from step The top half in portion 36 houses to containment member via the scope of supporting slice 36A to linking part 32A Portion 43 buries underground, in each notch 36B and through hole 36C, constitutes containment member resettlement section The resin material of 43 is imbedded in the way of the most through.
In other words, before and after stage portion 36, the resin material of both sides configuration passes through each notch 36B and through hole 36C and interconnected, and to cover in the way of supporting slice 36A throughout complete cycle Shape.Further, to the material for sealing 36D of this supporting slice 36A coating as resin material and gold The priming paint belonging to material plays a role, and by making them touch, limits from containment member resettlement section The interface of the 43 and supporting slice 36A immersion to the inside of shell 40.And, at each notch Resin material before and after being linked with in 36B and through hole 36C, therefore, it is possible to limit resin material With deviating from of the interface of metal material, can reliably limit resin material and metal material The forfeiture of the sealing of interface.
As in figure 2 it is shown, the containment member resettlement section 43 square tube shape in general square shape and become along front Rear, to through form, makes the half of terminal retention portion 45 insert detection space 51 towards rear And formed.In the inside of containment member resettlement section 43, as it is shown on figure 3, be embedded with linking part 32A. That is, containment member S is contained in the containment member resettlement section 43 of inside by by linking part 32A It is embedded to inside and improves rigidity, it is possible to limit because timeliness deteriorates (resin caused by creep Deformation etc.) and situation that the opening of containment member resettlement section 43 broadens.Therefore, containment member S Will not decline with the contiguity power of containment member resettlement section 43, it is possible to maintain containment member S chronically Sealing property.
Additionally, in the conductive plate main body 31 of present embodiment, as shown in Fig. 6 to Figure 10, Configuration is extended in ribbed respectively by a plurality of rib constituted.As it is shown in fig. 7, from vehicle body side joint Ground portion 34 is set to first rib group 37 to 4 ribs of diagram of configuration in the range of connecting portion 32, In the range of body side grounding parts 34 to spline sheet 33, the rib of diagram 2 articles of configuration is set to the Two rib groups 38.Each rib group 37,38 all becomes by a part for conductive plate main body 31 being pounded out And form prominent upward.
As shown in Figure 10, first rib group 37 composition includes: closest to body side grounding parts 34 Position configuration low stiff rib 37A；Joining farthest away from the position of body side grounding parts 34 The high stiff rib 37C put；2 middle stiff ribs of diagram of configuration between both sides of the chest 37A, 37C 37B、37B.Low stiff rib 37A height dimension among first rib group 37 is minimum, in just Property rib 37B and high stiff rib 37C is identical height dimension.And, low stiff rib 37A's Width dimensions is the narrowest, and the width dimensions of high stiff rib 37C is the widest.The width of middle stiff rib 37B Size is set to the centre of the width dimensions of low stiff rib 37A and the width dimensions of high stiff rib 37C. And, first rib group 37 is arranged from conductive plate main body 31 to stage portion 36 ground.
Second rib group 38 composition includes: be arranged in the position becoming coaxial with body side grounding parts 34 The trunk rib 38A put；The side dry rib 38B orthogonal with this trunk rib 38A；And it is arranged in vehicle body Additional ribs 38C of the vicinity of side grounding parts 34.Trunk rib 38A rib dry with side 38B is identical Height dimension, and be identical width dimensions.Trunk rib 38A is arranged in from conductive plate main body 31 arrive in the range of spline sheet 33.And, side dry rib 38B is along outside conductive plate main body 31 Periphery configures, and configures in the way of surrounding body side grounding parts 34.Additionally, additional ribs 38C The edge, left side of the bolt hole 35 being arranged in body side grounding parts 34, has and first rib group The low height dimension identical for stiff rib 37A of 37.
According to first rib group 37, configure low stiff rib in the position close to body side grounding parts 34 37A, it is impossible to only absorbed the vibration conducted from the vehicle body of vehicle by low stiff rib 37A.By low The vibration that stiff rib 37A cannot absorb is conducted to each middle stiff rib 37B, 37B, but only Also cannot be absorbed by each middle stiff rib 37B, 37B.As a result of which it is, by each middle rigidity 37B, The vibration that 37B cannot absorb also is conducted to high stiff rib 37C.I.e., in the present embodiment, It is set to that the rib ratio being disposed substantially away from body side grounding parts 34 position is disposed in proximity to vehicle body side joint The rigidity of the rib of the position in ground portion 34 uprises.So, from the vibration of vehicle body conduction from body side Grounding parts 34 is to the overall conduction of conductive plate main body 31 such that it is able to make stress to conductive plate master The overall dispersion of body 31.
According to the second rib group 38, configure additional ribs in the position close to body side grounding parts 34 38C, only cannot absorb the vibration conducted from the vehicle body of vehicle by additional ribs 38C.By additional ribs The vibration that 38C cannot absorb is conducted to trunk rib 38A and side dry rib 38B.Therefore, with One rib group 37 similarly, from the vibration of vehicle body from body side grounding parts 34 to conductive plate main body The overall conduction of 31, it is possible to make the stress overall dispersion to conductive plate main body 31.Additionally, leading The position of dry rib 38B along side in the outer peripheral edge of electroplax main body 31 is erect and is provided with reinforced wall 39, By this reinforced wall 39, the rigidity of side dry rib 38B improves further.
It addition, vibration from each first earthy electric wire W via connecting portion 32, stage portion 36 to Conductive plate 30 conducts.Here, do not exist adjacent each electric wire side at terminal retention portion 45 Son 21,21 isolation next doors, by each terminal connection part 32B can be travelling support each electric wire Side terminal 21, therefore from the vibration of each first earthy electric wire W by each electric wire side terminal 21 Absorb with the telescoping part of each terminal connection part 32B.Therefore, it is possible to relax via stage portion 36 to the vibration of conductive plate main body 31 conduction, it is possible to prevent in stage portion 36 and conductive plate main body The corner of 31 is concentrated with stress and the situation of breakage occurs.
Present embodiment is above such structure, next its effect of explanation.First, explanation The assemble method of joint connector 10.Draw many as grounding connection object from wirning harness main body Individual first earthy electric wire W, assembles each electric wire side to the end of each first earthy electric wire W Son 21, the end to the second earthy electric wire assembles the second ground terminal.It should be noted that The assembling of this terminal can also be carried out before the assembling of wirning harness main body in advance.
It follows that electric wire side terminal 21 is sequentially inserted into the cavity C of shell 40.So, The terminal body 22 of electric wire side terminal 21 is held with the terminal connection part 32B of waiting state Son is chimeric, and elastic contact chip 26 flexibly contacts with terminal connection part 32B, thus electric wire side Son 21 with terminal connection part 32B can be connected in the way of turning on.Further, it has been fitted together to when terminal Cheng Shi, spear 50 becomes the state entered to spear hole 27, electric wire side terminal 21 and lance Shape thing 50 is the most locking, is thus remained by electric wire side terminal 21 and protects relative to terminal Hold the state that portion 45 prevents from coming off.Differently therefrom, the second ground terminal is made to slide Assembling to body side grounding parts 34, the second ground terminal and body side grounding parts 34 become stacking State and assemble.
It follows that make the earth stud of vehicle body through bolt hole 35, carry out bolt fastening.Specifically For, make that earth stud is through to be respectively provided with at body side grounding parts 34 and the second ground terminal Bolt hole 35, is placed in the wall of vehicle body by the face that arranges of body side grounding parts 34, and nut screws togather Tighten in earth stud, thus clamp between this nut and wall of vehicle body and fix vehicle body Side grounding parts 34 and the second ground terminal.Thus, each first earthy electric wire W is via conductive plate 30 and each electric wire side terminal 21 and be grounded on vehicle body, and the second earthy electric wire also via with car Second ground terminal of body side grounding parts 34 overlap and be grounded on vehicle body.
It follows that lid 42 to be assemblied in containment member resettlement section 43 from rear.To lid 42 Assembling protuberance 47 assembling containment member S enter containment member resettlement section 43 inside, become For being clamped with between outer peripheral face and the inner peripheral surface of containment member resettlement section 43 of assembling protuberance 47 The state of containment member S, the opening of containment member resettlement section 43 is sealed.On the other hand, exist The inside of each rubber bolt resettlement section 41 being configured at the front of shell 40 contains each rubber bolt 25, Become the outer peripheral face at the insulating coating material W2 of the first earthy electric wire W to house with rubber bolt The state of rubber bolt 25 it is clamped with between the inner peripheral surface in portion 41, thus each rubber bolt resettlement section 41 Opening sealed.It should be noted that in the bottom insert molding of containment member resettlement section 43 There is the supporting slice 36A of conductive plate 30, but on this supporting slice 36A, apply material for sealing 36D, This material for sealing 36D and resin material and these both sides of metal material contiguity, thus by supporting slice 36A Interfacial seal with containment member resettlement section 43.Thus, the inside of shell 40 is by liquid-tight shape ground Seal.
Joint connector 10 is generally equipped on vehicle and uses, therefore via being fixed on connecing of vehicle body Ground bolt on body side grounding parts 34 and conduct various vibration to conductive plate main body 31.Here, Low stiff rib 37A and auxiliary it is provided with near body side grounding parts 34 in conductive plate main body 31 Help rib 38C, but height dimension is suppressed relatively low by these ribs 37A, 38C, and rigidity is low, Therefore vibration all cannot be absorbed.As a result of which it is, vibration is to middle stiff rib 37B, high stiff rib 37C, trunk rib 38A and side dry rib 38B conduct, it is possible to make stress from conductive plate main body 31 Disperse to stage portion 36.Therefore, conductive plate main body 31 near body side grounding parts 34 not Can be damaged because of metal fatigue.
On the other hand, about from the first earthy electric wire W to shaking that joint connector 10 conducts Dynamic, owing to electric wire side terminal 21 being supported as moving about, therefore by terminal connection part 32B Vibration can be absorbed at this telescoping part.And, it is possible to make to act on the stress of linking part 32A Disperse to stage portion 36.But, little owing to acting on the stress in stage portion 36, therefore exist The corner of conductive plate main body 31 and stage portion 36 will not concentrated stress and damaged.
As described above, in the present embodiment, the body side ground connection in conductive plate main body 31 Portion 34 is formed about rigidity than relatively low low stiff rib 37A and additional ribs 38C, due to edge The outer peripheral edge conductive plate main body 31 defines high stiff rib 37C and side dry rib 38B, therefore exists The vicinity of body side grounding parts 34 will not concentrated stress, it is possible to make stress be dispersed to conductive plate main body The entirety of 31.It is additionally, since and changes the height dimension of each rib and width dimensions while being formed Each rib, therefore, it is possible to suitably adjust the rigidity of each rib.
It addition, make the linking part 32A that each terminal connection part 32B links to the inside of shell 40 Insert molding, linking part 32A is covered by the resin of shell 40, therefore, it is possible to connected by each terminal Portion 32B is firmly held in shell 40.And, by linking part 32A via stage portion 36 Link with the margo dexter of conductive plate main body 31, therefore, it is possible to make stress be scattered in stage portion 36 and Relax the stress to conductive plate main body 31 conduction.Be additionally, since be configured to linking part 32A via Stage portion 36 and link with the margo dexter of conductive plate main body 31, therefore, it is possible to make to act on link The stress of portion 32A disperses to stage portion 36.Additionally, first rib group 37 is from conductive plate main body 31 Arrange to stage portion 36 ground, therefore, it is possible to utilize first rib group 37 that stage portion 36 is strengthened.
The present invention is not defined to the embodiment illustrated by above-mentioned description and accompanying drawing, such as under As face, embodiment is also included in the technical scope of the present invention.
(1) a plurality of rib it is provided with in the above-described embodiment, but according to the present invention it is also possible to 1 rib is only set.For example, it is also possible to be set near body side grounding parts 34 to conductive plate The outer peripheral edge of main body 31 and the rib of taper that height dimension gradually rises, it is also possible to be set to from vehicle body The vicinity of side grounding parts 34 to conductive plate main body 31 outer peripheral edge and what width dimensions became narrow gradually The rib of taper.
(2) in the above-described embodiment, the part exemplified with conductive plate 30 is embedding to shell 40 Enter to shape, but according to the present invention it is also possible to shell split form conductive plate, and should Conductive plate assembles to shell.
(3) in the above-described embodiment, although be provided with stage portion 36 at conductive plate 30, but It is according to the present invention it is also possible to be not provided with stage portion, and configures conductive plate at the rear of linking part Main body.
(4) in the above-described embodiment, from conductive plate main body to stage portion, first rib group it is provided with 37, but according to the present invention it is also possible to only first rib group is set in conductive plate main body.
20 ... the electric wire of band terminal
38 ... the second rib group
38B ... the dry rib in side
1. a conductive plate, is used for multiple electric wires to the vehicle body ground connection of vehicle, wherein,
Conductive plate main body, has to be fastened by bolts and connects to described vehicle body in described vehicle body The body side grounding parts on ground；
Multiple terminal connection parts, are arranged on one end of described conductive plate main body, and with each electric wire side Terminal connects, and described each electric wire side terminal electrically connects with each electric wire；And
A plurality of flank, becomes the thickness of slab side along described conductive plate main body in described conductive plate main body To prominent form, wherein, a plurality of flank includes: closest to described body side grounding parts The low stiff rib of position configuration, configure farthest away from the position of described body side grounding parts High stiff rib, and firm in two of configuration between described low stiff rib and described high stiff rib Property rib.
Conductive plate the most according to claim 1, wherein,
Described high stiff rib is identical with the height of described two middle stiff ribs, and described low stiff rib has There is the height lower than the height of described high stiff rib and described two middle stiff ribs.
Conductive plate the most according to claim 1 and 2, wherein,
In described high stiff rib, described two middle stiff ribs and described low stiff rib, described low The width of stiff rib is the narrowest, and the width of described high stiff rib is the widest, described two middle stiff ribs Width is set to the width of described high stiff rib and the centre of the width of described low stiff rib.
Described a plurality of flank also includes: be arranged in the position becoming coaxial with described body side grounding parts The trunk rib put；The side dry rib orthogonal with described trunk rib；And it is arranged in described vehicle body side joint The additional ribs of the vicinity in ground portion.
Conductive plate according to any one of Claims 1 to 4；
The electric wire of multiple band terminals, forms by being electrically connected with each electric wire by each electric wire side terminal； And
Shell, described shell is integrally formed with described conductive plate, to each end with described conductive plate The electric wire of each band terminal that sub-connecting portion connects keeps.
Joint connector the most according to claim 5, wherein,
Link the linking part of described each terminal connection part and be internally embedded shaping to described shell.
Joint connector the most according to claim 6, wherein,
Joint connector the most according to claim 7, wherein,
Described a plurality of flank is to arrange in the way of described stage portion from described conductive plate main body.
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