JPH05314864A - Switching device - Google Patents

Abstract

PURPOSE:To allow a switch portion to be stably operated when pressed by intergrating a pair of communicating portions to each of plungers which are so provided as to pass through a base. CONSTITUTION:A control portion 10, which is provided with a finger lock portion 14 at the upper front end thereof, a bearing portion 15 having a bearing hole formed therein at the center, and a pushing portion for plungers 5, is oscillatably supported on a base 1. The portion 8 of a cover 6 on which to mount the control portion 10 has a trapezoidal rising portion 18 provided around an opening 17. The plungers 5 each comprise a pair of rodlike communicating portions 23 and a push-operating portion 24 to which the end portions of the communicating portions 23 are integrally joined and a through opening 26 for an illuminator 28 is provided between those portions of the push-operating portion 24 to which the communicating portions 23 are communicated. An electrically conductive member 27 is provided on the inner surface of a contact portion 4 protrusively formed on a rubber sheet 3 and a contact portion 31 is formed in the position of a circuit pattern 30 corresponding to the contact portion 4, the circuit pattern 30 being formed on the upper surface of a printed board 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a switch device used as various operation switches of an automobile.

[0002]

2. Description of the Related Art In a power window switch device for opening and closing a window in an automobile, an operating portion is pivotally supported so that a plunger corresponding to one side or the other side of the operating portion is pushed. Each of them is interlocked with each other, and the plunger is operated to open and close the window.

Further, in the above-mentioned structure, since the operating portion has a certain width, the switch portion (one side, On the other side, one switch portion does not substantially operate) and each switch portion is pushed, so that the switch portion is reliably operated by the pushing operation of the operating portion.

[0004]

However, in the above-mentioned structure, the plunger is provided in one operation section.
This necessitates this work, and it takes a lot of time to assemble, and there is a problem in that the plunger independently presses the switch section by the operation of the operation section, so that the pressing operation is not reliably performed.

An object of the present invention is to solve the above problems, and it is an object of the present invention to provide a switch device having a simple structure and capable of reliably pressing a switch portion.

[0006]

To achieve the above object, in the present invention, a switch device is provided with an operating portion pivotally supported by a base body so as to be swingable, and in conjunction with swinging of the operating portion,
And a plunger provided so as to pass through the base body,
In a switch device comprising a switch portion actuated by a plunger, the plunger has a pair of interlocking portions that interlock with the operating portion at one end side, and the other end side of the interlocking portions is continuously integrated into the switch portion. And a pressing operation section for pressing.

[0007]

According to the above construction, the pair of interlocking parts of the plunger are interlocked by the operation of the operating part, and the pressing operation part of the plunger presses the switch part. In the above description, since the plunger is integrally formed with the pair of interlocking parts, the pressing operation of the switch part is stably performed.

[0008]

1 is an exploded perspective view of an in-vehicle switch mechanism constructed by collectively arranging switch devices and the like of the present invention, FIG. 2 is a side partial vertical sectional view, and FIG. 3 is a front vertical sectional view.

The vehicle-mounted switch mechanism is mounted on a casing 1, a printed circuit board 2 mounted on the upper surface of the casing 1, a rubber sheet 3 mounted on the printed circuit board 2, and a contact portion 4 of the rubber sheet 3. A plurality of plungers 5 provided on the rubber sheet 3, a cover 6 as a base body mounted on the rubber sheet 3 and fitted to the casing 1, and a plurality of operation portions attached to the attachment portion 8 of the operation portion 10 of the cover 6. And 10. This in-vehicle switch mechanism is a switch mechanism in the driver's seat of an automobile, and includes two power window switches for a driver door and a passenger door shown in FIG. 1, two power window switches for a rear seat, and a further driver One lock switch for the seat door is provided and configured.

The structure of the power window switch, which is the switch device of the present invention, will be described.

The operating portion 10 comprises a light-transmissive resin portion 11 on the inner surface side and a non-light-transmissive resin portion 12 on the outer surface side, a finger engaging portion 14 is provided on the upper front end side, and a shaft is provided at the center of the inside. Support hole 15a
The shaft support 15 is formed with the pressing portion 16 of the plunger 5 on each of the front side and the rear side of the shaft support 15. In addition, the light-transmissive resin portion 11 has a non-light-transmissive resin portion 12 in a pattern at the upper surface position of the operation portion 10.
Exposed to the outer surface, and this portion forms the illuminated portion 13.

The mounting portion 8 of the operating portion 10 of the cover 6 is constructed by providing a rectangular rising portion 18 around the opening 17, and each of the insertion holes 20 of the plunger 5 is provided in the corner portion of the rising portion 18. A pair of shaft support pins 21 to be fitted into the shaft support holes 15a are projectingly provided inside the both side parts, and a mounting hole 22 as an arrangement part of the illuminator is provided between the front insertion holes 20. The mounting hole 22 is provided below the cover 5 in a cylindrical shape.

The plunger 5 is a pair of rod-shaped interlocking parts 2
3 and a pressure actuating portion 24 that continuously integrates the interlocking portions 23 in the lower part, and an insertion opening 26 of the lighting device is provided between the portions of the pressurizing operation portion 24 where the interlocking portions 23 are continuous. There is. Then, two plungers 5 having such a configuration are used at the front and rear positions in one power window switch.

A conductive member 27 is attached to the inner surface of each contact portion 4 formed on the rubber sheet 3 so as to form a switch portion, and an insertion opening 25 for the illuminator is formed at an appropriate position. There is.

A circuit pattern 30 is formed on the upper surface of the printed circuit board 2.
Is formed, and a contact portion 31 is formed at a position of the circuit pattern 30 facing the contact portion 4 during assembly. Further, a circuit pattern is formed on the lower surface of the printed circuit board 2 and various electric elements are mounted, and an LED 28 as an illuminator is provided on the upper surface side of the printed circuit board 2 through the through hole from the circuit pattern on the lower surface thereof. There is.

In the power window switch, the rubber sheet 3 is mounted on the printed circuit board 2 mounted on the upper surface of the casing 1, and the LED 28 on the printed circuit board 2 is inserted through the insertion opening 25 of the rubber sheet 3. Each of the plungers 5 is placed on each of the two pairs of contact portions 4 of the rubber sheet 3 in a state in which the LED 28 is inserted through the insertion opening 26 only in the plunger 5 on the front side thereof, and the pivot pin 21 is pivotally supported on the upper portion thereof. The cover 6 pivotally supported by the hole 15a and the operating portion 10 attached to the attaching portion 8 has the interlocking portion 2 of the plunger 5 inserted into the respective insertion holes 20.
3 is inserted, and the LED 28 is attached so as to be located in the mounting hole 22.

In this state, the tip ends of the interlocking portions 23 of the plungers 5 are pushed by the pressing portions 16 of the operating portion 10.
The LEDs 28 make relative contact with each other, and the LED 28
It is designed to face. In the above description, since the LED 28 is not inserted through the rear plunger 5, the insertion opening 26 is not required, but the insertion opening 26 is also used on the rear side to serve as a component.

The operation will be described below.

When the locking portion of the operating portion 10 is pushed in the direction of the arrow X14, the front pressing portion 16 pushes the interlocking portion 23 of the front plunger 5, respectively. The part 4 is pushed, the conductive member 27 contacts the contact part 31, and the contact part 31
Is released, an open command signal is output to the power window motor. When this power window switch is for doors other than the driver's seat located on the left side of FIG. 3, although the pair of contact portions 4 are pressed, there is only one corresponding contact portion 31, and only one contact portion 31 is provided. Due to the conduction of 31, an opening command signal is output. In this way
Although only one contact part 31 is used, the operating part 10
When the wide plunger 5 is lowered by the pressing operation, the two contact portions 4 are stably pressed without rattling, and the contact portions 31 are surely conducted.

On the other hand, in the case where the power window switch is for the driver's seat door located on the right side in FIG. 3, there is also a pair of contact points 31 and a conductive member for attaching the conduction timing of the contact points 31. It is shifted by changing the protruding size of 27. That is, the contact portion 31 first conducts on the side (right side) where the conductive member 27 largely protrudes downward, so that an opening command signal similar to the above is output, and further, the operating portion 10 is pressed to perform the conductive member 27.
Is small and protrudes downward (the left side), the other contact portion 31
When is turned on, an automatic opening command signal is output. The above-mentioned opening command signal is output only while the operating portion 10 is pressed and the contact portion 31 is conducting, but once the automatic opening command signal is output, the pressing of the operating portion 10 is released and the contact portion 31 is released. Even after the continuity is released, it is continuously output until the window is fully opened.

As described above, in the structure in which the plunger 5 presses the pair of contact portions 4, when the number of the contact portions 31 is one,
It is used in both cases, and the number of parts can be reduced accordingly.

The switch operation for closing the power window is carried out by engaging the locking portion 14 of the operating portion 10 with a finger from below and pulling it up in the direction of the arrow Y.
By the pulling-up operation of 0, each of the rear pressing parts 16 presses down each of the interlocking parts 23 of the rear plunger 5, so that each contact part 4 is pressed and the contact part 31 is conducted in the same manner as described above. It has become.

On the other hand, on the other hand, at night, etc., L
When the ED 28 is turned on, the light thereof can be confirmed from the illumination section 13 of the operation section 10, so that the operation section 10 can be easily operated.

There are two types of power window switches in which the operating portion 10 of this kind is provided so as to be swingable: a pull-up type switch shown in this embodiment and a seesaw type switch for pressing both sides. And, in the seesaw type, the above-mentioned illumination unit 1
3 may be provided at the central position, but in the case of the pull-up operation type as in this embodiment, it is necessary to provide it at a position in the vicinity of the locking portion 14, and that position will overlap one plunger 5 position. Therefore, it becomes difficult to extract light to the illumination unit 13. Therefore, as described above, the insertion opening 26 is provided in the plunger 5, and the mounting hole 22 is provided in the mounting portion 8 of the cover 6, so that the LED 28, which is a lighting tool, can be easily and stably attached to the illumination portion 13. It can be placed.

[0025]

According to the present invention, since the plunger is integrally formed with the pair of interlocking parts, the pressing operation of the switch part is stably performed and the operation of the switch part is surely performed. , The number of parts is reduced and it becomes easy to assemble.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of an in-vehicle switch mechanism configured by collectively arranging switch devices of the present invention.

FIG. 2 is a side vertical cross-sectional view of the switch device of the present invention.

FIG. 3 is a front vertical cross-sectional view of the switch device of the present invention.

[Explanation of symbols]

 5 Plunger 6 Base 10 Operating part 23 Interlocking part 24 Pushing operating part

Claims (3)

[Claims] 1. An operating section (10) pivotally supported by a base body (1) so as to be swingable, and an operating section (10) interlocked with the swing of the operating section (10) and inserted through the base body (1). A switch device comprising a plunger (5) provided and a switch section actuated by the plunger (5), wherein the plunger (5) is in contact with the operation section (10) at one end side and is interlocked with each other. A switch device comprising a section (23) and a pressing operation section (24) for pressing the switch section so that the other ends of the interlocking sections (23) are continuously integrated. 2. The switch device according to claim 1, wherein
An insertion opening (26) for the illuminator (28) is provided between a portion where the pair of interlocking portions (23) of the pressing operation portion (24) of the plunger (5) is continuous, and the operation portion (1).
0) at a position facing the insertion opening (26) of the illuminating part (1
3) is provided, and an illuminator (28) is arranged so as to face the illuminating part (13) through the insertion opening (26). 3. The switch device according to claim 2, wherein
A switch device in which an arrangement portion (22) for positioning and arranging the lighting device (28) is integrally formed on the base body (1).