JP6683582B2 - Vehicle push button switch device - Google Patents

Description

  The present invention relates to a case fixed to a vehicle body or a lid that is openably and closably attached to the vehicle body, a push button that cooperates with the case to form an accommodation chamber, and a push operation is supported by the case, The present invention relates to a push button switch device for a vehicle, which includes a switch that is accommodated and fixed in the accommodation chamber such that a switching mode is changed according to a pressing operation of the push button.

  In a vehicle push button switch device for unlatching a vehicle door such as a trunk lid, a push button operation feeling is different due to a change in air pressure of an accommodation chamber in which the switch is accommodated and fixed due to a change in ambient temperature. In order to prevent such a situation from occurring, a device in which the accommodation chamber is communicated with the outside is known, for example, from Patent Document 1.

JP, 2014-179263, A

Has been disclosed in Patent Document 1, a communication path communicating with the accommodating chamber, the air vent hole which Ru is opened the communication passage to the outside is provided on the case. However, it may be difficult to provide the communication passage and the air vent hole in the case depending on a case size reduction or a fixing position of the vehicle body or the lid to the outer panel.

  The present invention has been made in view of the above circumstances, and has a push button for a vehicle in which the operation feeling of the push button is not changed regardless of the size and the fixed position of the case so that the accommodation chamber is communicated to the outside. An object is to provide a switch device.

In order to achieve the above object, the present invention provides a case fixed to a vehicle body or a lid that is openably and closably attached to the vehicle body, and forms a storage chamber in cooperation with the case and enables a pressing operation. A push button switch device for a vehicle, comprising: a push button supported by a switch and a switch housed and fixed in the housing chamber so as to change a switching mode according to a push operation of the push button, the switch being mounted on the case. The cord connected to the switch is pierced and held in a close contact state with the elastic member, and the air vent hole communicating with the inside of the vehicle body or the outer panel of the lid and the space between the accommodation chamber and the air vent hole. The first characteristic is that a connecting passage is formed.

  In addition to the configuration of the first feature, the present invention provides the case, wherein the case is provided with a first case member attached to the vehicle body or the outer panel, and a pair of the switches arranged in a vehicle width direction. A second case member made of resin in which an elastic seal member is interposed between the case member and a first fastening member arranged between the pair of switches, and one of the pair of switches being the first fastening member. The second case member is fastened with a second fastening member arranged at a position sandwiched between the first case member and the second case member at a position sandwiched between the other switch and the first fastening member. A second feature is that a deformation preventing unit is provided between the first fastening member and the second switch member for preventing the second case member from being deformed toward the side away from the first case member on the other switch side. To.

  Further, in the invention, in addition to the configuration of the second feature, the deformation preventing means has an end wall provided with a fitting hole at a tip and an insertion hole having a diameter larger than that of the fitting hole. A restricting tubular portion that is formed in a bottom cylindrical shape and is projected from the second case member, an insertion portion that is loosely inserted into the insertion hole, and a tip of the insertion portion that is fitted into the fitting hole. A third feature is that the fitting protrusion includes a restricting protrusion that protrudes from the first case member.

According to the first aspect of the present invention, since the air vent hole and the communication passage are formed in the elastic member attached to the case so that the cord connected to the switch penetrates and is held in the close state, the case is formed. Regardless of the size or the fixed position, the operation feeling of the push button can be made different by communicating the inside of the storage chamber to the outside. Moreover, since the elastic member through which the cord is penetrated and held in the close contact state is an existing part that has been conventionally provided, it is possible to suppress an increase in the number of parts and reduce the number of assembly steps and cost.

  Further, according to the second feature of the present invention, the first fastening member arranged between the pair of switches arranged in the vehicle width direction, and the one of the pair of switches is sandwiched between the first fastening member and the first fastening member. Since the first and second case members are fastened with the second fastening member arranged, the number of fastening points of the first and second case members can be reduced, and the cost can be reduced by suppressing an increase in the number of parts. be able to. Moreover, since the fastening member is not disposed at a position where the other switch is sandwiched between the first fastening member and the first fastening member, the elastic reaction force of the elastic seal member causes the second case member to be closer to the other switch than the first fastening member. May deform toward the side away from the first case member, but the deformation preventing means prevents the second case member from being deformed.

  Further, according to the third feature of the present invention, the deformation preventing means includes a restricting tube portion provided on the second case member and a restricting protrusion provided on the first case member, and is provided in the fitting hole of the restricting tube portion. Since the second case member is prevented from being deformed by fitting the fitting shaft portion of the restricting protrusion, a dedicated member for constituting the deformation preventing means is not necessary and the increase in the number of parts is suppressed. In addition, the restricting protrusion and the restricting tube portion also have a positioning function when the second case member is attached to the first case member.

It is the perspective view which looked at the vehicle from the back. FIG. 2 is an enlarged sectional view taken along line 2-2 of FIG. 1. It is the figure which looked at the push button switch device from the 3 arrow direction of FIG. FIG. 4 is a sectional view taken along line 4-4 of FIG. 3 in a state where the push button switch device is attached to the tailgate. FIG. 5 is a sectional view of the push button switch device taken along line 5-5 of FIG. 2. It is the perspective view which looked at the push button switch device from the arrow 6 direction of Drawing 2. It is the figure which looked at the push button switch device for vehicles from the arrow 7 direction of Drawing 2. It is a disassembled perspective view of a 1st case member, a grommet, a cord, and a connector. It is the figure which looked at the grommet from the arrow 9 direction of FIG. FIG. 10 is a sectional view taken along line 10-10 of FIG. 9. It is the perspective view which looked at the grommet from the 11 arrow direction of FIG. It is the perspective view which looked at the grommet from the arrow 12 direction of FIG.

  An embodiment of the present invention will be described with reference to the attached FIGS. 1 to 12. First, in FIG. 1, a tailgate 15 which is a lid is opened upward at a rear portion of a vehicle body B of a passenger vehicle. It is mounted so that it can be opened and closed as much as possible, and a rear glass 16 is provided above the tailgate 15. A license plate 17 is attached below the rear glass 16 and at the center of the tailgate 15 in the vehicle width direction.

  Referring also to FIG. 2, the tailgate 15 is provided with a decorative cover 18 that bulges rearward of the vehicle so as to cover the license plate 17 from above, and the pushbutton switch device according to the present invention. 20 is attached to the tailgate 15 below the decorative cover 18. In this embodiment, the push button switch device 20 is capable of switching the locked state and the unlocked state of all doors other than the tailgate 15 and changes the tailgate 15 from the latched state to the unlatched state. Can be switched to.

  Referring to FIGS. 3 to 7 together, the push button switch device 20 includes a case 22 fixed to the outer panel 19 of the tailgate 15, and first and second switches fixed to the case 22. 23 and 24, and first and second push buttons 25 and 26 supported by the case 22 so as to change the switching mode of the first and second switches 23 and 24 by pressing operation. The first and second switches 23 and 24 are tact switches.

  The first switch 23 is for locking all doors other than the tailgate 15, and is in a state in which the switching mode of the first switch 23 is changed by pressing the first push button 25. When it is confirmed that the user is a legitimate user by the two-way communication between the portable device carried by the vehicle user and the vehicle, all the doors other than the tailgate 15 are locked. As described above, the push button switch device 20 provided in the tailgate 15 includes the first pushbutton 25 and the first switch 23 for locking all doors other than the tailgate 15 in the tailgate 15. This is to eliminate the trouble of having to push the lock switch provided on the door on the driver's side in order to lock the other doors after closing the gate 15.

  The second switch 24 is for unlocking all the doors other than the tailgate 15 and for unlatching the tailgate 15, and is operated by pressing the second push button 26. When it is confirmed that the user is a legitimate user by bidirectional communication between the portable device carried by the vehicle user and the vehicle in a state where the switching mode of the switch 24 of No. 2 is changed, all the doors other than the tailgate 15 are unlocked. Simultaneously with the lock state, the tailgate 15 is automatically unlatched by electric drive, and the tailgate 15 is opened.

  The case 22 includes a first case member 27 made of synthetic resin fixed to the outer panel 19, and a second case member 28 made of synthetic resin attached to the first case member 27. The first case member 27 includes an attachment portion 27a attached to the outer panel 19 and an extension portion 27b that extends from the attachment portion 27a while being inclined so as to be located at an upper position as it is separated from the attachment portion 27a. The second case member 28 is integrally provided and is attached to the extending portion 27b so as to cover the extending portion 27b from above.

  An endless waterproof seal 30 made of, for example, a sponge is interposed between the outer panel 19 and the outer peripheral portion of the mounting portion 27a of the first case member 27. Moreover, a pair of bolts 31 arranged at intervals in the vehicle width direction are molded and coupled to the mounting portion 27a in a portion surrounded by the waterproof seal 30, and the bolts 31 penetrating the outer panel 19 are connected to the bolts 31. The mounting portion 27a of the first case member 27 is fixed to the outer panel 19 by screwing and tightening a nut (not shown) from the inside of the outer panel 19.

  Focusing on FIG. 5, in the second case member 28 on the side of the first case member 27 facing the extending portion 27b, the first recess 33 and the first recess 33 are longer in the vehicle width direction than the first recess 33. The second concave portion 34 is formed so that the second concave portion 34 is arranged on the left side of the first concave portion 33 in the vehicle width direction, and the first switch 23 is formed in the first concave portion 33. Be accommodated.

  Further, a protrusion 36 arranged at the center of the second recess 34 is integrally provided on the second case member 28 so as to protrude toward the extension 27b of the first case member 27, A third recess 35 is formed in the center of the protrusion 36, and the second switch 24 is housed in the third recess 35.

  A potting resin 37 is filled in the first recess 33 so as to fill the periphery of the first switch 23 fixed to the second case member 28 while being accommodated in the first recess 33. A potting resin 38 is filled in the third recess 35 so as to fill the periphery of the second switch 24 fixed to the second case member 28 while being accommodated in the third recess 35. .

  In the second case member 28, an endless groove 39 is formed so as to surround the first to third recesses 33 to 36. An elastic seal member 41 made of an elastic material such as rubber is sandwiched between the extending portion 27b of the first case member 27 and the second case member 28 so as to be surrounded by the groove 39. In addition, the extended portion 27b is continuously connected to the elastic seal member 41 in an endless manner so that a gap formed between the extended portion 27b and the second case member 28 has a labyrinth shape. The protrusion 40 is integrally formed so as to be inserted into the groove 39. In addition, the second case member 28 is integrally provided with a seal rib 42 that extends endlessly so as to bite into the outer peripheral portion of the elastic seal member 41.

  In the extending portion 27b of the first case member 27, a circular first window 43 arranged at a position corresponding to the first recess 33 of the second case member 28, and the second case member. A slot-shaped second window 44 extending in the vehicle width direction is provided at a position corresponding to the second concave portion 34 of 28.

  The elastic seal member 41 is integrally formed with a first push button 25 that is arranged in the first window 43 and bulges toward the side opposite to the second case member 28 so that the first push button 25 can be pressed. To be done. Further, a first accommodating chamber 45 is formed by the first recess 33 of the second case member 28 and the first push button 25, and the switching mode is changed by the pressing operation of the first push button 25. The first switch 23 to be accommodated is housed and fixed in the first housing chamber 45.

  Further, the elastic seal member 41 is integrally formed with a bulging portion 41a bulging on the side opposite to the second case member 28 so as to be arranged in the second window 44. And the guide plate 47 made of synthetic resin attached to the inner surface side of the bulging portion 41a constitute the second push button 26 that enables a pressing operation, and the second case member 28 has the second push button 26. The second storage chamber 46 is formed by the recess 34 of the second push button 26 and the second push button 26, and the second switch 24 that changes the switching mode by the pressing operation of the second push button 26 is It is accommodated and fixed in the second accommodation chamber 46. Moreover, the first and second storage chambers 45 and 46 are communicated with each other between the first and second recesses 33 and 34 via a communication groove (not shown) provided in the second case member 28. .

  By the way, the extension portion 27b of the first case member 27 and the second case member 28 in which the elastic seal member 41 is interposed between the extension portion 27b correspond to the first and second switches 23, Between the first screw member 50A, which is the first fastening member, and the second switch 24, which is one of the first and second switches 23 and 24, between the first screw member 50A. The first and second screw members 50A and 50B are fastened with a second screw member 50B which is a second fastening member sandwiched between the first and second screw members 50A and 50B.

  Referring also to FIG. 8, two attachment bosses 51 are provided on the extending portion 27b of the first case member 27 to fasten the first and second screw members 50A and 50B. The mounting bosses 51 are formed so as to project toward the second case member 28 side and are integrally formed with each other. A step portion 51a arranged in the middle and a small diameter shaft portion 51b coaxially connected to the small diameter end of the step portion 51a are provided. Moreover, each mounting boss 51 is coaxially provided with a bottomed fastening hole 52 having one end opened at the tip of the small-diameter shaft portion 51b.

  The second case member 28 is provided with insertion holes 53 individually corresponding to the mounting bosses 51, and these insertion holes 53 are stepped receiving portions that receive the stepped portions 51 a of the mounting boss 51. The mounting boss 51 is formed so as to be insertable while having the intermediate portion 53a. Then, in a state where the mounting boss 51 is inserted into each insertion hole 53 so that the receiving portion 53a receives the stepped portion 51a, the insertion hole is inserted from a side opposite to the extending portion 27b of the first case member 27. By screwing the first and second screw members 50 </ b> A and 50 </ b> B inserted into 53 into the fastening holes 52 of the respective mounting bosses 51, the first seal member 41 is inserted into the extending portion 27 b of the first case member 27 via the elastic seal member 41. The two case members 28 are attached to form the case 22.

  By the way, the fastening positions of the first and second case members 27, 28 by the first and second screw members 50A, 50B are set at two positions sandwiching the second switch 24 in the vehicle width direction. The second case member 28 is in a cantilevered state on the right side of the first screw member 50A in the vehicle width direction only by fastening with the first and second screw members 50A and 50B. Therefore, on the right side of the first screw member 50A, the second case member 28 can be deformed to the side away from the extending portion 27b of the first case member 27 by the action of the elastic reaction force of the elastic seal member 41. There is a nature. Therefore, the second case member 28 is provided between the extending portion 27b of the first case member 27 and the second case member 28 at a position where the first switch 23 is sandwiched between the first switch member 50A and the first screw member 50A. Deformation preventing means 54 is provided for preventing the deformation.

  The deformation preventing means 54 is provided with a restricting tubular portion 55 integrally projecting from the second case member 28 so as to project in a direction away from the extending portion 27b of the first case member 27, and its restricting portion. It is composed of a restricting protrusion 56 integrally provided on the extending portion 27b at a position corresponding to the tubular portion 55.

  The restriction tubular portion 55 has a bottomed cylindrical shape having a fitting hole 57 with a small diameter in the end wall 55a at the tip and an insertion hole 58 having a diameter larger than the fitting hole 57. On the other hand, the restriction projection 56 is fitted into the insertion hole 58 so as to be loosely inserted into the insertion hole 56 and the fitting hole 57, and the fitting shaft portion 56b is projected from the tip of the insertion portion 56a. And the insertion portion 56a is continuously provided at four locations at equal intervals in the circumferential direction of the shaft portion 56aa, which is continuous with the fitting shaft portion 56b in the same diameter and coaxially. It is formed so as to integrally have four projecting portions 56ab projecting outward in the radial direction.

Paying attention to FIGS. 6 and 7, the second case member 28 is provided with a first connection corresponding to the first recess 33 on the side of the first case member 27 that faces away from the extending portion 27b. A second recess 59 for connection and a second recess 60 for connection corresponding to the third recess 35 are formed in the second case member 28, and first, second and third bus bars 61, 62, 63 are provided. Molded together. The first bus bar 61 is formed to have a first branch portion 61a arranged in the first connection recess 59 and a second branch portion 61b arranged in the second connection recess 60, The bus bar 62 is formed so as to be arranged in the second connection concave portion 60, and the third bus bar 63 is formed in the first connection concave portion 59 and the first branch portion 63a and the second connection portion 63a. It is formed to have the second branch portion 63b arranged in the recess 60.

  In the first connection recess 59, the first branch portion 61a of the first bus bar 61 and the first branch portion 63a of the third bus bar 63 are arranged in parallel, and the first branch portion 61a is arranged. The positive terminal of the switch 23 is electrically connected to the first branch portion 61a of the first bus bar 61, and the negative terminal of the first switch 23 is connected to the first branch portion 63a of the third bus bar 63. It is electrically connected, so that the first switch 23 is fixed to the second case member 28 while being accommodated in the first recess 33. In addition, in the second connection recess 60, the second bus bar 62 and the second branch portion 63b of the third bus bar 63 are arranged in parallel, and the second bus bar 62 is arranged in the second connection bar 62. The second branch portion 61b of the first bus bar 61 is arranged so as to be sandwiched between the third bus bar 63 and the second branch portion 63b. The positive side terminal of the second switch 24 is electrically connected to the second bus bar 62, and the negative side terminal of the second switch 24 is electrically connected to the second branch portion 63b of the third bus bar 63. The second switch 24 is connected and thus fixed to the second case member 28 in a state where the second switch 24 is accommodated in the third recess 35.

A grommet 65, which is an elastic member, is attached to a portion of the case 22 facing the inside of the outer panel 19, and the first, second, and third cords 66, 67, 68 penetrate the grommet 65 in a close contact state , The first cord 66 is held and electrically connected to the second branch portion 61b of the first bus bar 61 by soldering inside the second connection recess 60, and the second cord 67 is connected to the second cord 67. The second bus bar 62 is electrically connected by soldering, and the third cord 68 is electrically connected by soldering to the second branch portion 63b of the third bus bar 63. That is, on the first to third bus bars 61 to 63 connected to the first and second switches 23 and 24, the first to third cords 66 to 68 are concentrated on the portion corresponding to the second switch 24. Then they will be electrically connected.

  A state in which the first switch 23 is electrically connected to the first branch portion 61a of the first bus bar 61 and the first branch portion 63a of the third bus bar 63 in the first connection recess 59. Then, the potting resin 69 is filled in the first connection recess 59 as shown by the chain line in FIG. Further, in the second connection recess 48, the second switch 24 is electrically connected to the second branch portion 63b of the second bus bar 62 and the third bus bar 63, and the first to the first As shown by the chain line in FIGS. 2 and 5, the potting is performed in the second connection recess 60 with the first to third cords 66 to 68 electrically connected to the three bus bars 61 to 63. The resin 70 is filled.

  In the mounting portion 27a of the first case member 27 at a portion corresponding to the third recess 35 and the second connection recess 60, a long hole-shaped first mounting hole 71 extending in the vehicle width direction is provided. A circular second mounting hole 72 is provided adjacent to the first mounting hole 71 on the left side in the vehicle width direction, and the grommet 65 is provided in the first and second mounting holes 71, 72 from the rear side in the vehicle front-rear direction. By being fitted liquid-tightly and elastically, it is attached to the attachment portion 27a of the first case member 27.

  With reference to FIGS. 9 to 12 together, the grommet 65 includes a flat plate-shaped contact plate portion 65a that comes into contact with the mounting portion 27a of the first case member 27 from the rear side in the vehicle front-rear direction, and the first portion. While having an elliptical cross-sectional shape corresponding to the mounting hole 71, it projects forwardly from the abutting plate portion 65a in the vehicle front-rear direction and is fitted in the first mounting hole 71 in a liquid-tight and elastic manner. 1 fitting portion 65b and a circular cross-sectional shape corresponding to the second mounting hole 72, and projecting forward from the abutting plate portion 65a in the vehicle front-rear direction to be liquid-tight in the second mounting hole 72. A second fitting portion 65c that is elastically fitted, and a projecting portion that is formed in a block shape at the portion corresponding to the second fitting portion 65c that projects forward from the abutting plate portion 65a in the front-rear direction of the vehicle. And 65d are integrally formed.

Holding holes 73, 74, and 75 for individually penetrating and holding the first to third cords 66 to 68 in a close contact state are formed in the grommet 65 at a portion corresponding to the first fitting portion 65b. It is provided side by side in the width direction.

  Further, the protrusion 65d is formed by the second recess 34 of the second case member 28 and the second push button 26, and also communicates with the first storage chamber 45. Is disposed so as to cover a part of the second case member 28 from above at a portion corresponding to the second storage chamber 46, and as shown in FIG. A connection fitting hole 76 for airtightly fitting a connection tubular portion 77 integrally projecting from the second case member 28 so as to project upward from the case member 28 is formed in the projection 65d of the grommet 65. Formed on the bottom surface.

By the way, a front end of a connector support portion 27c extending forward from the mounting portion 27a in the vehicle front-rear direction is integrally connected to a portion of the first case member 27 corresponding to the first mounting hole 71, and the tailgate is provided. The outer panel 19 of 15 is provided with a through hole 78 (see FIG. 2) for penetrating the connector support portion 27c. A connector 82 is detachably attached to the connector support portion 27c, and the connector 82 is provided at the other ends of the first to third cords 66 to 68 penetrating the grommet 65 in a close state. Terminals 79, 80, 81 are provided.

  Paying attention to FIG. 4, the front end of the second fitting portion 65c of the grommet 65 along the vehicle front-rear direction communicates with the inside of the outer panel 19 through the through hole 78, so that the first case member 27 has the same shape. It is arranged so as to face a space 85 formed between the attachment portion 27a and the outer panel 19, and a front end portion of the second fitting portion 65c along the vehicle front-rear direction is provided with the space 85 and the through hole 78. And an air vent hole 83 communicating with the inside of the outer panel 19 is formed. The protrusion 65d, the contact plate portion 65a and the second fitting portion 65c of the grommet 65 communicate with the second storage chamber 46. As a result, a substantially L-shaped communication passage 84 is formed so as to connect between the connection tubular portion 77 integrally provided on the second case member 28 and the air vent hole 83. That is, the grommet 65 is formed with an air vent hole 83 that communicates with the inside of the outer panel 19, and the communication passage 84 that connects the second accommodating chamber 46 and the air vent hole 83 that communicate with the first accommodating chamber 45. Will be done.

Explaining the operation of this embodiment, the case 22 fixed to the tailgate 15 and the first and second accommodating chambers 45 and 46 in cooperation with the case 22 are formed and a pressing operation is possible. As a result, the first and second push buttons 25 and 26 supported by the case 22 and the first and second accommodating chambers 45 are configured to change the switching mode according to the push operation of the push buttons 25 and 26. In the push button switch device 20 including the first and second switches 23 and 24 which are housed and fixed in the first and second switches 46, 46, the grommet 65 is attached to the case 22 fixed to the outer panel 19 of the tailgate 15. this grommet 65, first to third code 66, 67, 68 are connected to the first and second switches 23 and 24 are pierced with close contact Since the air vent hole 83 that is held and communicates with the inside of the outer panel 19 and the communication passage 84 that connects the first and second storage chambers 45 and 46 and the air vent hole 83 are formed, the case 22 is formed. Irrespective of the size and the fixed position of the first and second storage chambers 45 and 46 so that the operation feeling of the first and second push buttons 25 and 26 does not differ. can do. Moreover, since the grommet 65 , through which the first to third cords 66 to 68 penetrate and are held in close contact , is an existing component that has been conventionally provided, an increase in the number of components can be suppressed, and the number of assembly steps can be reduced. Also, the cost can be reduced.

  Further, the case 22 is provided with an extending portion 27b of the first case member 27 attached to the outer panel 19, and first and second switches 23 and 24 arranged in the vehicle width direction, and the extending portion 27b. The second case member 28 made of resin with the elastic seal member 41 interposed between the first screw member 50A and the second switch 24 arranged between the first and second switches 23 and 24. Since it is fastened by the second screw member 50B arranged at a position sandwiched between the first screw member 50A and the first screw member 50A, the number of fastening points of the first and second case members 27, 28 can be reduced, The cost can be reduced by suppressing the increase in the number of parts.

  Further, since a fastening member such as a screw member is not disposed at a position where the first switch 23 is sandwiched between the first screw member 50A and the first screw member 50A, the elastic reaction force of the elastic seal member 41 causes the first screw member to move. There is a possibility that the second case member 28 may be deformed to the side away from the extension portion 27b of the first case member 27 on the first switch 23 side with respect to 50A. Between the extension portion 27b of the first case member 27 and the second case member 28 at a position sandwiched between the first screw member 50A and the first screw member 50A, the first screw member 50A and the first screw member 50A are provided. Since the second case member 28 on the switch 23 side is prevented from being deformed to the side away from the extending portion 27b of the first case member 27, the deformation preventing means 54 is provided. Deformation of the case member 28 is prevented.

  Further, the deformation preventing means 54 has an end wall 55a provided with a fitting hole 57 at its tip and an insertion hole 58 having a diameter larger than that of the fitting hole 57, and is formed into a bottomed cylindrical shape while being formed into the bottomed cylindrical shape. (2) The restricting tubular portion 55 protruding from the case member 28, the inserting portion 56a loosely inserted into the inserting hole 58 and the fitting hole 57 are fitted to the tip of the inserting portion 56a. Since it has the fitting shaft portion 56b and the restricting protrusion 56 that is provided so as to project from the extending portion 27b of the first case member 27, a dedicated member for configuring the deformation preventing means 54 is not necessary. Therefore, an increase in the number of parts can be suppressed. Moreover, when the second case member 28 is attached to the first case member 27, the restriction protrusion 56 and the restriction tube portion 55 also perform a positioning function.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above embodiments, and various design changes can be made without departing from the present invention described in the claims. Is possible.

  For example, although the push button switch device attached to the tailgate 15 has been described in the above embodiment, the present invention can be applied to a lid other than the tailgate 15 or a push button switch device attached to the vehicle body B.

15 ... Tailgate 19 which is a lid ... Outer panel 20 ... Push button switch device 22 ... Cases 23, 24 ... Switches 25, 26 ... Push button 27 ... First case Member 41 ... Elastic seal member 28 ... Second case member 45, 46 ... Storage chamber 50A ... First screw member 50B which is the first fastening member ... Second fastening member Certain second screw member 54 ... Deformation preventing means 55 ... Restricting cylinder part 55a ... End wall 56 ... Restricting protrusion 56a ... Inserting part 56b ... Fitting shaft part 57 ... Fitting hole 58 ... Insertion hole 65 ... Elastic member grommets 66, 67, 68 ... Cord 83 ... Air vent hole 84 ... Communication passage B ... Vehicle body

Claims (3)

A case (22) fixed to a vehicle body (B) or a lid (15) attached to the vehicle body (B) so as to be openable and closable, and an accommodation chamber (45, 46) are formed in cooperation with the case (22). At the same time, the push button (25, 26) supported by the case (22) so that the push operation is possible, and the switching mode being changed according to the push operation of the push button (25, 26), the accommodating chamber ( 45, 46) and a switch (23, 24) that is housed and fixed in a vehicle push button switch device,
The cords (66, 67, 68) connected to the switches (23, 24) are closely penetrated and held by the elastic member (65) attached to the case (22), and the vehicle body (B) is also held. An air vent hole (83) communicating with the inside of the lid or the outer panel (19) of the lid (15) and a communication passage (84) connecting the accommodation chambers (45, 46) and the air vent hole (83). A push button switch device for a vehicle, which is formed.   The case (22) has a first case member (27) attached to the vehicle body (B) or the outer panel (19) and a pair of the switches (23, 24) arranged in the vehicle width direction. A second case member (28) made of resin with an elastic seal member (41) interposed between the first case member (27) and the first case member (27) is arranged between the pair of switches (23, 24). Fastening member (50A) and one of the pair of switches (23, 24) (24) are fastened by a second fastening member (50B) arranged at a position sandwiched between the first fastening member (50A). And the other switch (23) is sandwiched between the first fastening member (50A) and the first case member (27) and the second case member (28). First fastening member (50 ) Is provided with deformation preventing means (54) for preventing the second case member (28) from being deformed to the side away from the first case member (27) on the other switch (23) side. The push button switch device for a vehicle according to claim 1.   The deformation preventing means (54) has an end wall (55a) provided with a fitting hole (57) at its tip and an insertion hole (58) having a diameter larger than that of the fitting hole (57). A restricting tubular portion (55) formed in a bottom cylindrical shape and protrudingly provided on the second case member (28), an insertion portion (56a) loosely inserted into the insertion hole (58), and the fitting hole (57). ) And a restricting protrusion (56) protruding from the first case member (27) having a fitting shaft portion (56b) protruding from the tip of the insertion portion (56a). The push-button switch device for vehicles according to claim 2, further comprising:

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