Source: https://patents.google.com/patent/KR101974785B1/en
Timestamp: 2019-09-16 12:50:33
Document Index: 561236780

Matched Legal Cases: ['art 500', 'art 100', 'art 200', 'art 400', 'art 400', 'art 100', 'art 200', 'art 400', 'art 200', 'art 400', 'art 400', 'art 300', 'art 220', 'art 221', 'art 222', 'art 500', 'art 122', 'art 210', 'art 500', 'art 110', 'art 120', 'art 100', 'art 110', 'art\n111', 'art 221', 'art\n222', 'art\n410']

KR101974785B1 - Board-mating connector with reduced coupling height - Google Patents
Board-mating connector with reduced coupling height Download PDF
KR101974785B1
KR101974785B1 KR1020180089973A KR20180089973A KR101974785B1 KR 101974785 B1 KR101974785 B1 KR 101974785B1 KR 1020180089973 A KR1020180089973 A KR 1020180089973A KR 20180089973 A KR20180089973 A KR 20180089973A KR 101974785 B1 KR101974785 B1 KR 101974785B1
KR1020180089973A
송화윤
주식회사 기가레인
2018-07-10 Priority to KR20180080103 priority Critical
2018-07-10 Priority to KR1020180080103 priority
2018-08-01 Application filed by 주식회사 기가레인 filed Critical 주식회사 기가레인
2019-05-02 Application granted granted Critical
2019-05-02 Publication of KR101974785B1 publication Critical patent/KR101974785B1/en
The present invention relates to a substrate-mating connector with reduced coupling height, comprising: a signal portion having one side in contact with a signal electrode of the substrate and electrically connected to the signal electrode; A ground portion having one side in contact with the ground electrode of the substrate and electrically connected to the ground electrode and having a hollow inside; Wherein a housing insertion hole is formed to insert the signal portion and the ground portion, at least a part of the portion contacting the ground portion is inserted into the housing insertion hole, and the signal portion is inserted into the ground portion and the ground portion, A dielectric portion located between the signal portion and the housing portion to be spaced apart from the housing portion; .
[0001] The present invention relates to a board-mating connector with reduced coupling height,
The present invention relates to a substrate mating connector with reduced coupling height.
The board mating connector transmits an RF signal between a substrate and an upper substrate and a lower substrate on which signal wiring such as a printed circuit board is formed.
Such a board mating connector increases the coupling height between the upper substrate and the lower substrate, which increases the thickness of the module.
Also, the signal portion of the board mating connector has poor PIMD (Passive Inter-Modulation Distortion) characteristics when an RF signal is transmitted via a signal spring.
KR 10-2015-0080486 A KR 10-1326296 B1 KR 10-1408249 B1 KR 10-1855133 B1
An object of the present invention is to provide a substrate mating connector with reduced coupling height.
According to an aspect of the present invention, there is provided a substrate-mating connector with reduced coupling height, comprising: a signal portion having one side thereof in contact with a signal electrode of the substrate and electrically connected to the signal electrode; A ground portion having one side in contact with the ground electrode of the substrate and electrically connected to the ground electrode and having a hollow inside; A housing portion formed with a housing insertion hole for inserting the signal portion and the ground portion, and at least a portion of the portion contacting the ground portion is formed of metal; And a dielectric portion inserted in the housing insertion hole and positioned between the signal portion and the housing portion such that the signal portion is spaced apart from the ground portion and the housing portion; .
A protruding protrusion protruding from the housing part to the inside of the housing insertion hole; And a coupling protrusion formed in a shape corresponding to the protruding jaw, the diameter of the lower portion of the dielectric portion being reduced. .
Wherein the ground portion includes: a ground inserting portion inserted into the housing inserting hole; A ground elastic portion extending upward from the ground inserting portion and having at least three slits formed along the circumference so as to have an elastic force; And a ground contact portion extending from the ground elastic portion and contacting the ground electrode of the substrate; .
An elastic bending portion bent from the ground contact portion and extending in a direction opposite to a direction in which the ground contact portion extends; .
An elastic restricting portion bent from the elastic curved portion and extending in a direction opposite to an extending direction of the elastic curved portion; .
The ground elastic part includes: a first elastic part bent and extending from the ground insertion part; And a second elastic part bent upwardly from the first elastic part; .
And the extending direction of the first elastic portion is perpendicular to the extending direction of the ground inserting portion.
A ground switching portion for switching the extending direction of the first elastic portion from the outside to the inside of the ground inserting portion between the ground inserting portion and the first elastic portion; .
And the first elastic portion and the second elastic portion extend to the inside of the ground inserting portion.
An inserting protrusion protruding inwardly from a surface of the ground inserting portion; .
A cover portion positioned between the ground portion and the housing insertion hole; .
And a cover insertion portion bent outward at a lower end of the ground insertion portion and having a lower end inserted into the cover insertion portion.
Wherein the signal unit includes: a signal body portion having a body insertion hole opened at one side thereof; A signal contact portion formed with a contact insertion hole with the other open inside thereof; And a signal spring inserted between one side of the body insertion hole and the other side of the contact insertion hole; Wherein a portion of the signal contact portion is inserted into the body insertion hole and an outer side of the signal contact portion is in contact with the inside of the signal body portion in a state where the signal spring is compressed, And an additional electrical connection is made.
A contact protrusion protruding from the outer wall of the other end of the signal contact portion; And at least three contact slits formed along the periphery of the signal contact portion, the contact slit being elongated from one end to the other end of the signal contact portion; .
A body protrusion protruding from an inner wall of the signal body; And a contact groove formed annular along the periphery of the signal contact portion so that the body protrusion is inserted and the up and down movement of the signal contact portion is guided when the signal spring is compressed and restored; .
First, since the housing insertion hole is formed in the housing portion, and the board mating connector is inserted into the housing insertion hole, the coupling height can be reduced, thereby reducing the thickness of the module.
Further, since the protruding jaw is hooked, the depth of insertion of the board mating connector into the housing inserting hole can be restricted, and thus the gap between the signal electrode and one end of the signal portion is adjusted.
Also, since the elastic curved portion is formed to prevent direct contact of the ground electrode to the end of the ground contact portion, the ground electrode is prevented from being damaged, and further, the elastic force is improved.
In addition, when an excessive force is applied to the ground portion, the elastic restricting portion comes into contact with the rest of the structure, so that further deformation of the ground portion is prevented, thereby preventing deformation of the ground portion.
Further, since the first elastic portion and the second elastic portion disperse the stress applied to the ground elastic portion, there is an effect of preventing deformation of the ground portion.
Further, since the first elastic portion is operated by extending in the horizontal direction, there is an effect that the coupling height is reduced.
In addition, since the insertion protrusion is brought into close contact with the housing to minimize the generation of a clearance space between the ground and the housing, the substrate mating connector can be prevented from flowing.
In addition, since the cover covers the outside of the ground portion, there is an effect of preventing the board mating connector from being damaged when inserting into the housing insertion hole.
Further, the lower end of the cover portion is inserted into the cover fitting portion to prevent the flow of the cover portion, thereby enhancing the bonding force between the ground portion and the cover portion.
In addition, since generation of free space is minimized, there is an effect of preventing the substrate mating connector from flowing.
Further, since the signal body portion and the signal contact portion are electrically connected, the signal portion according to the present invention has an effect of improving the PIMD characteristic.
1 is a sectional view for explaining a first embodiment of the present invention;
2 is a sectional view for explaining a second embodiment of the present invention
3 is a sectional view for explaining a third embodiment of the present invention
4 is a perspective view for explaining a third embodiment of the present invention.
5 is a sectional view for explaining a fourth embodiment of the present invention
6 is a perspective view for explaining a fourth embodiment of the present invention.
7 is a sectional view for explaining a fifth embodiment of the present invention
8 is a perspective view for explaining a fifth embodiment of the present invention.
9 is a sectional view for explaining a signal portion of the present invention
10 is a cross-sectional view for explaining the compression state of the signal portion of the present invention
In order to facilitate understanding, each of the features of the substrate-mating connector of reduced coupling height according to the present invention will be described first as follows.
The first embodiment is characterized in that the dielectric portion 300 is spaced apart from the ground portion 200 and is positioned between the signal portion 100 and the housing portion 400.
In addition, the second to fifth embodiments are characterized in that the dielectric portion 300 is located between the signal portion 100 and the ground portion 200.
In addition, the first to fifth embodiments are characterized in that they are divided according to the shape of the ground portion 200, respectively.
That is, the first embodiment is a basic embodiment. In the second to fifth embodiments, the ground elastic portion 220 includes the first elastic portion 221 and the second elastic portion 222, The second embodiment further includes the elastic restricting portion 250, and the fourth embodiment further includes the ground switching portion 260. [
In the first to third embodiments, the ground elastic portion 220 extends to the outside of the ground inserting portion 410, and the fourth and fifth embodiments are formed so as to extend to the inside of the ground inserting portion 410 Is extended.
In addition, the third and fourth embodiments are characterized in that they further include a cover part 500.
In the following description, elements that can be derived in the above-described embodiments will be described in order to facilitate understanding.
In addition, elements to be described below may be combined to derive an example such as the above-described embodiment, or a new embodiment may be derived by adding or deleting elements to the above-described embodiments.
The substrate mating connector increases the coupling height between the upper substrate and the lower substrate, which increases the thickness of the module.
In order to solve such a problem, a substrate-mating connector with reduced coupling height according to the present invention includes a signal part 100, a ground part 200, a housing part 400, A housing insertion hole 410, and a dielectric portion 300.
One side of the signal portion 100 is in contact with the signal electrode of the substrate and is electrically connected to the signal electrode.
One side of the ground portion 200 is in contact with the ground electrode of the substrate and is electrically connected to the ground electrode, and a hollow is formed inside.
The ground portion 200 may be formed by bending a metal plate into a cylindrical shape instead of metal working.
The housing insertion hole 410 is formed in the housing part 400 so that the signal part 100 and the ground part 200 are inserted.
The housing part 400 may be formed entirely of metal in contact with the ground part 200, or at least part of the contact part may be formed of metal.
At this time, the metal may be electrically connected to the ground portion 200 by selecting the metal as the conductive material.
The dielectric portion 300 is inserted into the housing insertion hole 410 and is positioned between the signal portion 100 and the housing portion 400 such that the signal portion 100 is spaced apart from the ground portion 200 and the housing portion 400. [ do.
As shown in FIG. 1, the dielectric unit 300 may be disposed between the signal unit 100 and the housing unit 400, spaced apart from the ground unit 200, or may be positioned between the signal unit 100 and the housing unit 400, The signal unit 100, and the ground unit 200, as shown in FIG.
As described above, since the housing insertion hole 410 is formed in the housing part 400 and the board mating connector is inserted into the housing insertion hole 410, the coupling height can be reduced, have.
The substrate mating connector of reduced coupling height according to the present invention further includes a latching jaw 301 and a protruding jaw 411, as shown in Figs.
The protrusion 411 protrudes from the housing part 400 to the inside of the housing insertion hole 410.
The stopping jaw 301 is formed in a shape corresponding to the protruding jaw 411 by reducing the diameter of the lower portion of the dielectric portion 300.
2 to 8, in the embodiment where the dielectric portion 300 is positioned between the signal portion 100 and the ground portion 200, the engagement protrusion 301 and the protrusion protrusion 411, The board mating connector can be made to flow.
Therefore, the ground portion 200 is formed only on the outer side of the upper portion of the dielectric portion 300 with respect to the latching jaw 301 and is not formed outside the lower portion of the dielectric portion 300, so that the dielectric portion 300 and the housing portion 400 ) Should be interviewed directly.
As described above, since the protruding jaw 411 is hooked on the hooking protrusion 301 to limit the depth of insertion of the board mating connector into the housing insertion hole 410, It has the effect of controlling the gap.
The ground portion 200 of the reduced substrate mating connector according to the present invention includes a ground insert portion 210, a ground elastic portion 220, and a ground contact portion 230, as shown in FIGS. 1 to 8 ).
The ground inserting portion 210 is inserted into the housing inserting hole 410.
The ground elastic portion 220 extends upward from the ground inserting portion 210, and at least three slits are formed along the perimeter so as to have an elastic force.
The ground elastic part 300 is divided into three or more by the slit and is elastically contacted with the ground electrode.
The ground contact portion 230 extends from the ground elastic portion 220 and contacts the ground electrode of the substrate.
There is a problem that the ground electrode is damaged at the end of the ground contact portion 230 when the ground electrode directly contacts the end of the ground contact portion 230.
In order to solve this problem, the substrate-mating connector of reduced coupling height according to the present invention further includes a resilient curved portion 240, as shown in Figs.
The elastic curved portion 240 is bent from the ground contact portion 230 and extends in a direction opposite to the extending direction of the ground contact portion 230.
That is, since the elastic curved portion 240 is formed at the end of the ground contact portion 230, the ground contact portion 230 is not in contact with the end of the ground contact portion 230.
As described above, since the elastic curved portion 240 is formed to prevent the ground electrode from directly contacting the end of the ground contact portion 230, the ground electrode is prevented from being damaged, and further, the elastic force is improved.
If the ground unit 200 is excessively energized, the ground unit 200 may be deformed.
In order to solve such a problem, the substrate-mating connector of reduced coupling height according to the present invention further includes an elastic restricting portion 250, as shown in Fig.
The elastic restricting portion 250 is bent from the elastic curved portion 240 and extends in a direction opposite to the extending direction of the elastic curved portion 240.
As the force applied to the ground portion 200 is increased, the elastic restricting portion 250 comes closer to the ground elastic portion 220. When an excessive force is applied to the ground portion 200, Thereby restricting the ground elastic portion 220 from being deformed in contact with the elastic portion 220.
As described above, when excessive force is applied to the ground portion 200, the elastic restricting portion 250 is prevented from being deformed further due to contact with the other structure, so that the ground portion 200 is prevented from being deformed It is effective.
The ground elastic part 220 of the board mating connector with reduced coupling height according to the present invention may further include a first elastic part 221 and a second elastic part 222 as shown in FIGS. .
The first elastic portion 221 is bent and extended from the ground inserting portion 210.
The second elastic portion 222 extends upwardly from the first elastic portion 221 and extends.
Since the first elastic portion 221 and the second elastic portion 222 disperse the stress applied to the ground elastic portion 220, the ground portion 200 is prevented from being deformed.
2 to 6, the extending direction of the first elastic portion 221 may be perpendicular to the extending direction of the ground inserting portion 210. In this case,
As described above, since the first elastic portion 221 is operated by extending in the horizontal direction, the coupling height is reduced.
7 and 8, the first elastic portion 221 and the second elastic portion 222 extend to the inside of the ground inserting portion 210 so that the ground portion 200 is generally vertically 5 and 6, the ground portion 200 may further include a ground switching portion 260 so that the ground portion 200 may extend in a generally vertical direction.
The ground switch 260 switches the extending direction of the first elastic portion 221 from the outside to the inside of the ground inserting portion 210 between the ground inserting portion 210 and the first elastic portion 221 .
Specifically, the ground switching unit 260 extends from the ground inserting unit 210 so as to be perpendicular to the ground inserting unit 210 and extends in a direction opposite to the direction in which the grounding unit 260 is bent and extended, And is switched from outside to inside.
The reduced-height substrate mating connector according to the present invention further includes an insertion protrusion 211, as shown in Figs. 2, 7, and 8.
The insertion protrusion 211 protrudes inward from the ground inserting portion 210.
As described above, since the insertion protrusion 211 is brought into close contact with the housing to minimize the generation of a clearance space between the ground portion 200 and the housing, the board mating connector can be prevented from flowing.
There is a problem that when the board mating connector is inserted into the housing insertion hole 410, the board mating connector is damaged.
In addition, when the board mating connector is inserted into the housing inserting hole 410, there is a problem that a space is generated and the board mating connector flows.
In order to solve this problem, the substrate-mating connector of reduced coupling height according to the present invention further includes a cover part 500, as shown in Figs.
The cover portion 500 is positioned between the ground portion 200 and the housing insertion hole 410.
5 and 6, the cover fitting part 122 is bent outward at the lower end of the ground insertion part 210, and the lower end of the cover part 500 is inserted.
The cover insertion portion 122 is formed along the periphery of the lower end of the ground insertion portion so that the outer surface of the ground insertion portion 210 is brought into close contact with the inner side surface of the cover portion 500, (410).
When the ground portion 200 is formed by bending a metal plate into a cylindrical shape, the ground portion 200 may be damaged when inserting into the housing insertion hole 410 because the ground portion 200 is thin.
At this time, the cover portion 500 covers the outside of the ground portion 200 to reinforce the thin portion of the ground portion 200, thereby preventing the damage of the ground portion 200 when it is inserted into the housing insertion hole 410.
As described above, since the cover portion 500 covers the outside of the ground portion 200, it is possible to prevent the board mating connector from being damaged when the cover portion 500 is inserted into the housing insertion hole 410.
In addition, the lower end of the cover portion is inserted into the cover fitting portion, thereby preventing the flow of the cover portion, thereby enhancing the coupling force between the ground portion 200 and the cover portion 500. [
When the signal body portion 110 and the signal contact portion 120 are electrically connected to each other through the signal spring 130, the PIMD characteristic is poor.
In order to solve this problem, the signal portion 100 of the substrate-mating connector according to the present invention has a signal body portion 110, a signal contact portion 120 The contact protrusion 122, the contact slit 123, the body protrusion 112, and the contact groove 124, as shown in FIG.
The signal body portion 110 is formed with a body insertion hole 111 which is opened at one side thereof.
The signal contact portion 120 is formed with a contact insertion hole 121 whose one side is open.
The signal spring 130 is inserted between one side of the body insertion hole 111 and the other side of the contact insertion hole 121.
A portion of the signal contact portion 120 is inserted into the body insertion hole 111,
At this time, in a state where the signal spring 130 is compressed, the outside of the signal contact portion 120 is brought into contact with the inside of the signal body portion 110, so that the signal body portion 110 and the signal contact portion 120 are electrically connected do.
The contact protruding portion 122 is formed protruding from the outer wall of the other end of the signal contact portion 120.
The contact slit 123 is elongated from one end to the other end of the signal contact portion 120 and formed at least three or more along the periphery of the signal contact portion 120.
The body protrusion 112 protrudes from the inner wall of the signal body 110.
The contact groove 124 is annular along the periphery of the signal contact portion 120 so that the body protrusion 112 is inserted and the up and down movement of the signal contact portion 120 is guided when the signal spring 130 is compressed and restored .
Since the signal body part 110 and the signal contact part 120 are electrically connected to each other, the signal part 100 according to the present invention has an effect of improving PIMD characteristics.
100 Signal part 110 Signal body part
111 Body insertion hole 112 Body protrusion
120 signal contact portion 121 contact insertion hole
122 contact protrusion 123 contact slit
124 contact groove 130 signal spring
200 ground portion 210 ground insertion portion
211 insertion protruding portion 212 cover fitting portion
220 Ground elastic part 221 First elastic part
222 second elastic portion 230 ground contact portion
240 elasticity curved portion 250 elasticity restricting portion
260 Ground Conversion Unit 300 Dielectric Unit
301 locking jaw 400 housing part
410 housing insertion hole 411 protruding jaw
500 cover portion 501 protrusion receiving portion
A signal portion having one side in contact with the signal electrode of the substrate and electrically connected to the signal electrode;
A ground portion having one side in contact with the ground electrode of the substrate and electrically connected to the ground electrode and having a hollow inside;
A housing portion formed with a housing insertion hole for inserting the signal portion and the ground portion, and at least a portion of the portion contacting the ground portion is formed of metal; And
A dielectric portion inserted into the housing insertion hole and positioned between the signal portion and the housing portion such that the signal portion is spaced apart from the ground portion and the housing portion; Lt; / RTI &gt;
Wherein the ground portion includes:
A ground inserting portion inserted into the housing inserting hole so as to be positioned between the dielectric portion and the housing portion;
A ground elastic portion extending upward from the ground inserting portion and having at least three slits formed along the circumference so as to have an elastic force;
A ground contact portion extending from the ground elastic portion and contacting the ground electrode of the substrate;
An elastic bending portion bent from the ground contact portion and extending in a direction opposite to a direction in which the ground contact portion extends; And
An elastic restricting portion bent from the elastic curved portion and extending in a direction opposite to an extending direction of the elastic curved portion; Further comprising:
As the force applied to the ground portion increases, the elastic restricting portion comes closer to the ground elastic portion. Accordingly, when the elastic restricting portion comes into contact with the ground elastic portion,
Board-mating connector with reduced coupling height
The ground-
A first elastic part bent and extending from the ground inserting part; And
A second elastic part bent upwardly from the first elastic part; / RTI &gt;
A ground contact portion extending from the ground elastic portion and contacting the ground electrode of the substrate; / RTI &gt;
A first elastic part bent and extending from the ground inserting part;
A second elastic part bent upwardly from the first elastic part; And
A ground switching portion for switching the extending direction of the first elastic portion from the outside to the inside of the ground inserting portion between the ground inserting portion and the first elastic portion; / RTI &gt;
Wherein the first elastic portion and the second elastic portion extend inward of the ground insertion portion.
A protruding protrusion protruding from the housing part to the inside of the housing insertion hole; And
Wherein a diameter of the lower portion of the dielectric portion is reduced to form a shape corresponding to the protruding jaw; &Lt; / RTI &gt;
An inserting protrusion protruding inwardly from a surface of the ground inserting portion; &Lt; / RTI &gt;
A cover portion positioned between the ground portion and the housing insertion hole; &Lt; / RTI &gt;
And a cover insertion portion bent outward at a lower end of the ground insertion portion to insert a lower end of the cover portion,
The signal unit includes:
A signal body portion having a body insertion hole opened at one side thereof;
A signal contact portion formed with a contact insertion hole with the other open inside thereof; And
A signal spring inserted between one side of the body insertion hole and the other side of the contact insertion hole; &Lt; / RTI &gt;
Wherein one end of the signal contact portion is inserted into the body insertion hole,
Wherein the signal body and the signal contact portion are electrically connected to each other by an outer side of the signal contact portion inside the signal body portion in a state where the signal spring is compressed,
A contact protrusion protruding from the outer wall of the other end of the signal contact portion; And
At least three contact slits extending from one end of the signal contact portion to one side and formed along the periphery of the signal contact portion; &Lt; / RTI &gt;
A body protrusion protruding from an inner wall of the signal body; And
A contact groove formed along the periphery of the signal contact portion so that when the signal spring is compressed and restored, the body protrusion is inserted to guide upward and downward movement of the signal contact portion; &Lt; / RTI &gt;
KR1020180089973A 2018-07-10 2018-08-01 Board-mating connector with reduced coupling height KR101974785B1 (en)
KR20180080103 2018-07-10
KR1020180080103 2018-07-10
KR101974785B1 true KR101974785B1 (en) 2019-05-02
ID=66581587
KR1020180089973A KR101974785B1 (en) 2018-07-10 2018-08-01 Board-mating connector with reduced coupling height
KR (1) KR101974785B1 (en)
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