Abstract:
A Setting structure module for timer, which comprising a hollow but can be opened and closed top housing and a bottom housing, a time setting apparatus which positioned in upper portion of the top housing; upon the middle of upper ply plate inserting a middle cover which through the inner hole of time setting apparatus; The left side inner the bottom housing provides an synchronize electric, their power supply connecting apparatus and the gear transmission system which connecting to the output axle of synchronize electric; In the right side inner the lower ply plate provide switch dial and micro switch

Description:
FILED OF THE INVENTION  
         [0001]    The present invention is relating to a timer, especially to the timer movement which having an upper plate and a lower plate.  
         BACKGROUND OF THE INVENTION  
         [0002]    The time setting apparatus of current mechanical timer usually divided into two Types. The first one is inserting a pin to the pre-opened ON-OFF holes and the second type is by moving the switch dial which usually located outside the timer plate horizontally or vertically. The disadvantage of the first type are using 30 minutes but not available in 15 minutes as an unit and the pin are easily lost. Furthermore, the time setting is limited to the number of pins. The disadvantage of the second type is because the switch dial located outside the timer, it is easily broken by outside force and the position may be changed accidentally which arise the error operation. Furthermore, the dimension is larger and the structure always in more complicated.  
           [0003]    The current mechanical timer provides no operation indication and whether the timer is in operation depends on voice or long time observation.  
           [0004]    The current mechanical timer is not able to adjust the time difference caused by the difference of micro switch. Therefore, the precise of time is about 15 minutes plus minus 5%.  
           [0005]    The power supply connecting apparatus of current mechanical timer using synchronize electricity, usually by printing circuit board, the voltage decrease resistance is more difficult to install and the reliability is poor.  
         SUMMARY OF THE INVENTION  
         [0006]    The purpose of the present invention is providing a timer movement which overcome the above-mentioned disadvantage and enable more convenient operation for timer, having operation indicating dial, synchronize electricity connecting apparatus and précising time adjust apparatus.  
           [0007]    In order to achieve the purpose, the alternative adapted by the present invention is a timer movement, which including a hollow but openable top housing  12  and a bottom housing  13 , a time setting apparatus  50  which positioned in upper portion of the top housing  12 ; upon the middle of upper ply plate inserting a middle cover  9  which through the inner hole of time setting apparatus  50 ; The left side inner the bottom housing  13  provides an synchronize electric  16 , their power supply connecting apparatus and the gear transmission system which connecting to the output axle of synchronize electric. In the right side inner the lower ply plate  13  provide switch dial  14  and micro switch  1 , characterized in:  
           [0008]    Said time setting apparatus is in round pan shape, including a setting pin base  23  which mounted with the outer surface of central extruding of top housing  12  and turning around the outside circumference. On the top portion of setting pin base provides a dissociable dial ring  7 , between the outer edge of setting pin base  23  and dialing ring  23  provides  96  setting pins  11  which can slide along the axle direction. The upper surface of said middle cover  9  provides operation indicating needle  10 , the lower portion of said operation indicating needle is cylindrical sleeve, which inserting into the upper portion of first grade transmission  17  of said gear transmission mission and through the upper wall of middle cover  9 . The top of operation indicating needle is in the same height of the middle cover  9 . The power supply connecting apparatus of said electric fixed in one side of inner chamber of bottom housing  13 , which comprising A electric conducting plate  2 , B electric conducting plate  3  and C electric conducting plate  6  and D electric conducting plate  7  which extending from the outer wall of bottom housing  13 . Meanwhile, between A electric conducting plate  2  and D electric conducting plate  7 , and B electric conducting plate  3  and C electric conducting plate  6 , welded with A electric resistance  5  and B electric resistance  4 .  
           [0009]    The lower cylindrical rod of said turnable setting pin base provides the last grade connecting gear  30  of gear transmission system which can mesh transmission gear  21 , the turning speed is  24  hours per turn. The extending plate of setting pin base  23  provides  4  holes  31 , the outer edge provides  96  positioning groove  32  and under the outer circumference having protrude  33 .  
           [0010]    Under said dialing ring  8  vertically layout  4  small vertical protrude  34  which corresponding to said  4  holes  31  of setting pin base  23 . Said  4  small vertical protrude  34  inserting said four hole  31  of setting pin base  23  to form the connection between dialing ring  8  and setting pin base  23 ; The upper outer circumference of dial ring  8  printed with  24  hour time indicia  35 , the lower outer circumference provide  89  passage groove  36  which corresponding to the  96  positioning groove  32  and extending downwardly to form  96  shallow groove  37 .  
           [0011]    Said setting pin includes: the open groove  38  which provided in the middle portion of setting pin  11  and slideable in the outer circumference of setting pin base  23 ; the upper portion of setting pin  11  vertically provides a moving head  39  which through the passage groove  36  and appear the upper surface. The end portion of setting pin  11  provides tail  40 , its shape corresponding to the shallow groove  37  of dial ring  8 , the sides of tail could get touch with the touching rod  41  which provided vertically from said switch dial  14 .  
           [0012]    The switch dial  14  further provides time setting precise adjustment apparatus. Said apparatus includes a micro switch interval switch dial adjust slide  43  which mounted and slideable in the upper section of switch dial  14 , its inner side which touch with micro switch touching head  42  is sloping plane; the end of outer side provides the jaw  44  which mesh with the teeth of upper portion of switch dial  14 .  
           [0013]    By the way, because of the time setting apparatus composed by setting pin base, dial ring and setting pin, the setting pin can slide between in the rail between the setting pin base and dial ring, timely pushing switch dial to connect the micro switch, therefore, the time setting apparatus is more reliable and more convenience in operation. Because there is operation indicating needle provided, it can be easily seen whether it is working; because there is a micro switch interval switch dial adjust slide, therefore the error or time difference can be effectively adjusted. The precise will be promoted to 16 minutes plus and minus 1 minute, the setting error less than 1 minute. Because of the power supply connecting apparatus composed by  4  electric conducting plates and two electric resistances and fixed in one side of bottom housing, therefore, the power supply connection is more simple and reliable. 
       
    
    
     BRIEF DESCRIPTION OF DRAWINGS  
       [0014]    [0014]FIG. 1 is the view of overall structure of the timer movement.  
         [0015]    [0015]FIG. 2 is the top view of the timer movement.  
         [0016]    [0016]FIG. 3 is the plain view of removing the top housing and locating the transmission system, switch dial and micro switch as well as interval adjustment apparatus.  
         [0017]    [0017]FIG. 4 is the plain view of removing the top housing and locating the power supply connecting apparatus of synchronize electric and micro switch.  
         [0018]    [0018]FIG. 5 is the longitude sectional view of setting pin base of the time setting apparatus.  
         [0019]    [0019]FIG. 6 is the longitude sectional view of dial ring of the time setting apparatus.  
         [0020]    [0020]FIG. 7 is the main view of the setting pin of the time setting apparatus. 
     
    
     DESCRIPTION OF THE PREFERRED EMBODIMENT  
       [0021]    The detail of the present invention is disclosed hereunder by combining the drawings.  
         [0022]    As shown in FIGS.  1  to  7 , the movement of the present invention including a hollow but can be opened or closed top housing  12  and bottom housing  13 , an time setting apparatus  50  which located in the upper portion of top housing  12 , a middle cover  9  mounted and connected in the middle portion of top housing  12 ; said middle cover  9  extrude through the inner hole of time setting apparatus  50  and its top plane is the top surface of the movement of the present invention. In the left side inner the bottom housing, provides a synchronize electric  16  and its power supply connecting apparatus, as well as the gear transmission system which connected with the output axle of synchronize electric. In the left side within bottom housing  13  providing the switch dial  14  and micro switch  1 . Characterized in that said time setting apparatus is in round pan shape, including a setting pin base  23  which mounted with the outer surface of central extruding of top housing  12  and turning along the outside circumference. The lower portion of pin base  23  is in cylindrical shape with the last connecting gear  30  for gear transmission system; Said connecting gear  30  meshed with transmission gear  21 , the speed is  24  hours per circle. The upper part of pin base  23  provides a n extruding plane which having four holes  31 , the top of the pin base  23  provides  96  positioning grove  32  which operate as guide rail, and the lower portion circumference providing the protrude  33 ; On the upper portion of pin base  23 , providing the dissociable dial ring  8  which downwardly extending four small vertical protrude  34  ( Refer to FIG. 6) which corresponding to the four holes  31  by inserting the small protrude  34  into the four holes  31 , the pin base  23  is connecting with dial ring  8 . On the top circumference of dial ring  8 , printing with  24  hours time indicia  35 , the lower outer circumference of dial ring  8 , printing with  96  passage groove  36  which corresponding to the  96  positioning grove  32 . Extending outwardly from the lower surface of passage groove  36 , provides  96  shallow groove  37 . Between the circumferences of pin base  23  and dial ring  8 , there are  96  setting pins  11 , which can independently slide along the longitude rail, that means, said pin base  23  and dial ring  8  are fully counterpart and slide in the groove which composed by the upper and lower rail. The grove has certain depth and contacting with setting pin  11  side by side, except positioning but also preventing the shaking of setting pin  11 . The middle part of setting pin  11  provides open groove  38  which can be mounted with pin base  23  and slideable thereon. The top surface of open grove  38  slide along the positioning grove  32  of pin base  23 , the bottom surface of open grove provides groove  46  which match with the protrude  33  of setting pin base  23  which enable the setting pin  11  producing the flexibility and stability during the operation. The upper part of setting pin  11  vertically extending a moving head  39  which pass through the passage groove  36  and appear its upper surface. The moving head  39  can be moved by hand and slide along longitude direction. In the end of setting pin  11  provides a tail  40  and its shape of upper surface corresponding to the said shallow groove  37  of dial ring  8  and available for mutual slide. When moving the moving head  39  by hand, its sideway y touch the touching rod  41  which upwardly extending from the switch dial  14  to achieve the purpose of time setting. The middle cover  9  of top housing  12  pass through the inner holes of time setting pin base  23  and dial ring  8  and the top plane e is the top surface of movement of this timer. The top plane of middle cover  9  provides the operation indicating needle  10  and its lower portion is cylindrical sleeve which can be mounted to the first transmission gear  17  of said gear transmission system and further pass through and with the same height of middle cover  9 . Said synchronize power supply connecting apparatus is fixed in one side of inner chamber of bottom housing  13  (refer to FIG. 1) which including the A conducting plate  2 , B conducting plate  3 , and C conducting  6  and D conducting plate  7  which extending from bottom housing  13 . These conducting plate are connected with said synchronize power supply connecting apparatus  60 . Furthermore, between A conducting plate A and D conducting plate  7 ; and B conducting plate  3  and C conducting plate  6 , there are welded with A electrical resistance  5  and B electrical resistance  4 , thereby composed a complete synchronize power supply. Beside, there is a time setting precise adjust apparatus  70  (refer to FIG. 3) provided in said switch dial  14 , said switch dial  70  including a micro switch interval switch dial adjust slide  43  which mounted and slideable in switch dial  14 . The inner side which contact with micro switch touching head  42  is slopping plane and the end of outside provides the jaw  44  which meshed with the teeth in upper section of switch dial  14  to prevent slide automatically. In order to achieve the purpose of adjust the switch dial adjust slide  43 , on the bottom side of bottom housing  13  provided a pass hole  45  which corresponding to switch dial adjust slide  43 . Through the pass hole, the switch dial adjust slide can be moved. Because the travel interval of micro switch always inconsistently, the present invention is not using the way of operate switch dial  14  directly with micro switch but through the switch dial adjust slide  43  to adjust the position. In practice, the slopping plane of micro switch dial adjust slide  43  contacting with switch touching head  42 , the height of contact changing and thereby remedy the interval inconsistence and hence improve the precise of time setting to plus minus 1 minute.  
         [0023]    When practicing, locating the timer movement to the timer is in working condition. Firstly, move the setting pin  11  outwardly, because every pin is 15 minutes, therefore, by the number of moving pin to obtain the setting time. This number can be the initial for power supply of turning speed 30 r.p.m of synchronize electric  16 . Once the synchronize electric  16  obtain the power supply, the output axle bring the first grade gear and the transmission ration is  30 , then second grade gear  18 , third grade gear  19 , fourth grade gear  40 , and gear  21  meshed with the last gear  30  of setting pin base  23  which enable the timer apparatus  50  turning. The outwardly moved and time set tail  40  of setting pin pushing the touching rod  41  of switch dial  14 , and through the micro switch dial adjust slide  43  of switch dial  14  pushing the touching head  42  of micro switch and make the connection, to achieve cut off the circuit in preset time interval. Because the transmission ration of first grade is  30 , the turning speed of gear 17 is 1 r.p.m., and the turning speed of the operation indicating needle  10  which mounted on the upwardly extending axle of gear  17  alsi 1 r.p.m., which is the turning speed of second dial, therefore whether the timer operate can be viewed directly.  
         [0024]    While the foregoing description shows only preferred embodiments of the invention, various modifications and alterations of the present invention will be apparent to those skilled in the art without departing from the scope of the invention which is defined by the appended claims. Therefore, the embodiments shown and described are only illustrative, not restrictive.