JP2671711B2 - Switch device - Google Patents

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 for automobiles.

[0002]

2. Description of the Related Art A power window switch device for opening and closing a window in an automobile has an operating portion 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 / close the window.

In the above structure, since the operating portion has a certain width, the switch portions (one side, 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 the necessity of assembling, and it takes a lot of time for assembling, and there is a problem that the plunger independently presses the switch portion by the operation of the operation portion, so that the pressing operation cannot be performed reliably.

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]

In order to achieve the above-mentioned 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 section actuated by a plunger, the plunger (5) has a pair of interlocking sections (23) that interlock with the operating section (10) at one end side, and the interlocking sections (23). ) On the other end side of each
It is composed from a pressing operation portion formed continuously integrally so as to connect the interlocking part (24), wherein the switch unit each communication
A pair is provided at a position corresponding to the moving part (23),
The pressing operation part (24) straddles the pair of switch parts.
Thus, the switch portion is configured to be pressed .

[0007]

[ Operation ] According to the above configuration, the operation force applied to the operation unit is biased.
Even if added, the pair of interlocking parts receive this, and this
Since these interlocking parts are connected by the pressing operation part,
A distributed and uniform force is applied to the pressing operation unit. The result
As a result, the pressure actuating part can be stably lowered without tilting.
You. Then, this pressing operation part is connected to the pair of switch parts.
Since it is installed so that each switch section is independent
The force applied to the operating section is greater than when pressing with the pressing operation section.
Eliminates the instability of movement due to the deviation of the
The pressing operation of the switch section is carried out .

[0008]

1 is an exploded perspective view of an in-vehicle switch mechanism constructed by collectively arranging switch devices 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 that is mounted on the rubber sheet 3 and fitted into 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 the driver door and the passenger door shown in FIG. 1, two power window switches for the rear seat, and a further driver One lock switch of 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 locking portion 14 is provided on the upper front end side, and a shaft is provided in the center of the inside. Support hole 15a
The shaft support portion 15 formed with is provided with the pressing portions 16 of the plunger 5 on both front and rear sides of the shaft support portion 15. Further, the light-transmissive resin portion 11 is patterned in a non-light-transmissive resin portion 12 at the upper surface position of the operation portion 10.
To the outer surface, and this portion forms the illuminating 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 on the inner sides of both side parts, and a mounting hole 22 as an arrangement part of the illuminator is provided between each of 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 pressing operation part 24 that continuously integrates the interlocking parts 23 in the lower part, and an insertion opening 26 of the lighting device is provided between the parts of the pressing operation part 24 where the interlocking parts 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 an inner surface of each of the contact portions 4 formed on the rubber sheet 3 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 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 where 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 in 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 end of each interlocking portion 23 of each plunger 5 is pushed by the pressing portion 16 of the operating portion 10.
The LEDs 28 are in relative contact with each other, and the LED 28 is lit.
It is supposed 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 X 14, the front pressing portion 16 pushes the interlocking portion 23 of the front plunger 5, respectively, whereby the corresponding pair of contacts of the rubber sheet 3 are contacted. The part 4 is pushed, the conductive member 27 comes into contact with the contact part 31, and the contact part 31
Is conducted, 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 parts 4 are pressed, there is only one corresponding contact part 31, and only one contact part 31 is provided. An opening command signal is output by the conduction of 31. In this way,
Although only one contact portion 31 is used, the operating portion 10
When the wide plunger 5 is lowered by the pressing operation, the two contact parts 4 are stably pressed without rattling, and the contact part 31 is 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 of 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 projects largely downward, so that an opening command signal similar to that described 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 conduction 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 portions 16 presses down each of the interlocking portions 23 of the rear plunger 5, so that the contact portions 4 are pressed and the contact portions 31 are conducted in the same manner as described above. It has become.

On the other hand, on the other hand, L
When the ED 28 is turned on, the light can be confirmed from the illumination unit 13 of the operation unit 10, and thus the operation of the operation unit 10 can be easily performed.

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. In the seesaw type, the illumination unit 1 is
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 near the locking portion 14, and that position overlaps with 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 applied to the illumination portion 13. It can be placed.

[0025]

EFFECTS OF THE INVENTION According to the present invention, the operating force applied to the operating portion is uniform.
Even if you join together, a pair of interlocking parts receive this, and
These interlocking parts are connected by the pressing operation part.
Thus, a uniform force that is dispersed is applied to the pressing operation portion. That
As a result, the pressing operation part does not tilt, and descends stably.
I do. Then, this pressing operation unit is connected to the pair of switch units.
Since it is provided according to the above, each switch section is individually
Compared to the case of pressing with the upright pressing operation part,
Eliminates the instability of movement due to the bias of force, and stabilizes
The pressing operation of the switch portion is performed by the force, and the number of parts is reduced, so that the assembly can be easily performed.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an in-vehicle switch mechanism configured by collectively arranging switch devices and the like 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 Codes] 5 Plunger 6 Base 10 Operating portion 23 Interlocking portion 24 Pushing operating portion

Continuation of the front page (56) Bibliography Sho 57-161737 (JP, U) Rikai 60-37142 (JP, U) Rikai Hei 2-148531 (JP, U)

Claims (3)

(57) [Claims] 1. An operating part (10) pivotally supported by a base body (1) so as to be swingable, and an operating part (10) interlocked with the swing of the operating part (10) and inserted through the base body (1). A switch device comprising a plunger (5) provided and a switch part actuated by the plunger (5), wherein the plunger (5) is interlocked with the operation part (10) at one end side for interlocking movement. The parts (23) and the interlocking parts (23) are connected so as to connect the interlocking parts at the other end side .
And a pressing operation part (24) integrally formed with each other, and the switch part is located at a position corresponding to each interlocking part (23).
And a pair of switch actuating portions (24) are arranged on the pair of switch portions.
A switch device configured to press the switch portion . 2. The switch device according to claim 1, wherein
An insertion opening (26) for the illuminator (28) is provided between a portion of the pressing operation portion (24) of the plunger (5) where a pair of interlocking portions (23) are continuous, and the operation portion (1).
0) at a position facing the insertion opening (26) of the illuminator (1
3) is provided and a lighting device (28) is arranged so as to face the lighting unit (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 illuminator (28) is integrally formed on the base body (1).