JPH08129929A - Switch device - Google Patents

Abstract

PURPOSE: To enable the judgement whether the operation is sufficient or not to be easily passed by sound in a push momentary type switch device, and also to obtain the harmony in the operation in a switch device provided with a push lock-type one. CONSTITUTION: A push button 3 is a push momentary-type one to be automatically returned after the push operation and provided with a driven spring 13, and the driven spring 13 collides against a wall surface 15a after reaching the start end part of a second guide groove 15 via a first guide groove 14 according to the push movement of a contact holder 8 by the push operation of the push button 3, so as to emit sound. Moreover, a push momentary-type push button by which sound is emitted is provided with a push lock-type one by which sound is emitted when the push button is locked after the push operation, and sound is emitted by both push buttons.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a push operation type switch device.

[0002]

2. Description of the Related Art Conventionally, push operation type switch devices have been provided for vehicles and other devices. The push operation type switch device includes a push momentary type in which a push button automatically returns after a push operation, and a push lock type in which the push button is locked after the push operation and returns by a push operation again.

[0003]

Among the switch devices of both types described above, in the push-lock type switch device, a sound is emitted when the push button is locked, whereas in the push-momentary type switch device. , There is no sound because the push button is not locked.

Therefore, in the push momentary type switch device, it is difficult for the user to make a sound determination as to whether or not the operation is sufficient. In addition, when the push-momentary type switch device is installed in parallel with the push-lock type switch device, the push-lock type switch device produces sound, but the push-momentary type switch device does not produce sound. , It's difficult to harmonize.

The present invention has been made in view of the above circumstances. Therefore, a first object of the present invention is a push momentary type one in which a user judges by sound whether or not the operation is sufficient. To provide an easy switch device.

A second object of the present invention is to provide a switch device in which a push momentary type device and a push lock type device are arranged side by side, and both types can emit a sound when operated. It is in.

[0007]

In order to achieve the above object, in a switch device of the present invention, firstly, a push button, a contact holder which is pushed and moved by the push button, and a contact holder are provided on the contact holder. Movable contact, fixed contact with which the movable contact comes in and out, a return spring for returning the contact holder, first and second guide grooves provided in the contact holder, and the contact holder is pushed and moved. When the contact holder returns, the first guide groove passes through the first guide groove and reaches the starting end of the second guide groove to collide with the wall surface of the second guide groove, and when the contact holder returns, the first guide groove passes through the second guide groove. And a driven spring that returns to the starting end of the (1).

In the switch device of the present invention, the second
In addition to the push momentary type switch device having the above configuration, a push button, a contact holder that is pushed and moved by the push button, a movable contact that is provided in the contact holder, and a fixed contact that separates the movable contact. A return spring for returning the contact holder, first, second, third and fourth guide grooves provided in the contact holder, and the first guide when the contact holder is pushed and moved. When passing through the groove to the starting end of the second guide groove and colliding with the wall surface of that portion, when the contact holder returns, it passes through the second guide groove and reaches the starting end of the third guide groove Of the contact holder, and when the contact holder is pushed and moved, it passes through the third guide groove Of the push-lock type switch device including a driven spring that returns to the starting end of the guide groove and returns to the starting end of the first guide groove through the fourth guide groove when the contact holder returns. It is characterized by being provided (Claim 2).

[0009]

According to the above-mentioned first means, although it is of the push momentary type, it is provided with a driven spring, which passes through the first guide groove in response to the pushing movement of the contact holder by the push operation of the push button and the second spring. A sound is emitted by reaching the starting end of the guide groove and colliding with the wall surface of the guide groove.

According to the second means, the driven spring of the push-lock type passes through the first guide groove in response to the pushing movement of the contact holder by the push operation of the push button, and the starting end of the second guide groove. The sound is generated by reaching the part and colliding with the wall surface of the part, and the driven spring of the push momentary type makes the sound as described above, which brings about an operational harmony.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. First, FIG. 1 shows a push momentary type switch device 1, and FIG. 2 shows a push lock type switch device 2. Then
These are arranged side by side as shown in FIGS. 3 and 4, and among them, the push momentary type switch device 1
As shown by the mark 4 attached to the push button 3, the push button 3 of the automobile is designed to temporarily operate the washer and the wiper of the rear window, respectively. As indicated by a mark 6 attached to the push button 5, the wiper of the rear window of the automobile can be continuously operated.

The push-momentary type switch device 1 is, as shown in detail in FIGS. 1 and 4, in addition to the push button 3, most of the rest except the upper end portion on which the push button 3 is mounted. An insulator in which a contact holder 8 vertically movably inserted in the switch body 7, a movable contact 9 attached to the contact holder 8 and a fixed contact 10 corresponding to the movable contact 9 are embedded and incorporated into the switch body 7. 11, a return spring 12 interposed between the contact holder 8 and the bottom of the switch body 7 for giving an upward restoring force to the contact holder 8, and a driven spring 13 formed of a torsion coil spring attached to the switch body 7. It has.

Here, the contact holder 8 is further provided with a first
And the second guide grooves 14 and 15 are formed. Of these, the first guide groove 14 extends from the lower right part of the contact holder 8 to the upper left part gradually with its bottom portion raised, and the second guide groove 15 extends from the terminal end part of the first guide groove 14 to the lower right part. It extends and continues to the starting end of the first guide groove 14,
The guide groove 15 and the first guide groove 14 surround the elliptical convex portion 16. Thus, the driven spring 13 has the tip portion 13a biased to the right in FIG.
The guide groove 14 is inserted at the starting end.

On the other hand, in the push-lock type switch device 2, as shown in FIGS. 2 and 4, in addition to the push button 5, most of the rest except the upper end portion on which the push button 5 is mounted is left. The contact holder 17 in which the switch is inserted vertically into the switch body 7, the movable contact 18 attached to the contact holder 17, and the fixed contact 19 corresponding to the movable contact 18 are embedded in the switch body 7. A return spring 21 interposed between the contact holder 17 and the bottom of the switch body 7 to give an upward return force to the insulator 20 and the contact holder 17, and a driven spring 22 formed of a torsion coil spring mounted on the switch body 7. It is equipped with

Here, in the contact holder 17, the first, second, third and fourth guide grooves 23, 24, 25,
26 is formed. Of these, the first guide groove 23 extends from the lower right portion of the contact holder 17 to the upper left portion gradually increasing its bottom portion, and the second guide groove 24 extends from the terminal end portion of the first guide groove 23 to the lower right portion. The third guide groove 25 extends rightward and upward from the end of the second guide groove 24.
The fourth guide groove 26 extends to the lower left from the end portion of the third guide groove 25 and is continuous with the start end portion of the first guide groove 23.
The whole surrounds the heart-shaped convex portion 27. Thus, the driven spring 22 positions the leading end 22a biased to the right in FIG. 2 at the starting end of the first guide groove 23.

Now, in the case of the configuration as described above,
When the push button 3 of the push momentary type switch device 1 is pushed in, the contact holder 8 is lowered against the spring force of the return spring 12 as shown in FIGS. Thirteen
13a is moved from the starting end of the first guide groove 14 to the terminating end thereof. Then, as the contact holder 8 is further lowered as shown in FIG. 5C, the tip end portion 13a of the driven spring 13 is biased rightward in the drawing from the end portion of the first guide groove 14. As a result, it reaches the starting end of the second guide groove 15 and collides with the wall surface 15a of the second guide groove 15, and at this time, a sound is emitted.

When the push button 3 is released, the contact holder 8 is returned (raised) by the spring force of the return spring 12, so that the tip portion 13a of the driven spring 13 is formed in the second guide groove 15. It moves from the starting end portion to the terminating end portion and is further returned to the starting end portion of the first guide groove 14.

On the other hand, when the push button 5 of the push lock type switch device 2 is pushed in, the contact holder 17 resists the spring force of the return spring 21 as shown in FIGS. 6 (a) and 6 (b). By being lowered, the leading end 22a of the driven spring 22 is moved from the starting end to the ending end of the first guide groove 23. Then, as the contact holder 17 is further lowered as shown in FIG. 6C, the tip portion 22a of the driven spring 22 is
Is urged from the end portion of the first guide groove 23 to the right in the drawing to reach the start end portion of the second guide groove 24 and collides with the wall surface 24a of the second guide groove 24, and emits sound at this time.

When the push button 5 is released, the contact holder 17 is returned to the return spring 21.
6 (d) is returned (raised) by the spring force of
As a result, the tip portion 22 of the driven spring 22 is
a is from the end of the second guide groove 24 to the third guide groove 2
At the start end of 5, the contact holder 17 is prevented from further returning and locked. After that, when the push button 5 is pushed in again, the contact holder 17 is again lowered against the spring force of the return spring 21 as shown in (e) of FIG. Moved from the starting end of the third guide groove 25 to the terminating end thereof, and then to the starting end of the fourth guide groove 26,
After that, when the push button 5 is released, the contact holder 17 is returned by the spring force of the return spring 21.
22a of the fourth guide groove 26 is moved from the starting end portion of the fourth guide groove 26 to the terminating end portion thereof and is further returned to the starting end portion of the first guide groove 23.

As described above, according to this structure, even if the push momentary type switch device 1 is operated, when the push button 3 is pushed, the driven spring 13 is driven.
The front end portion 13a of the above-mentioned section makes a sound by colliding with the wall surface 15a of the second guide groove 15 from the first guide groove 14 to the starting end portion of the second guide groove 15, and thereby the operation is sufficient. The user can easily make a judgment and it is easy to understand.

Further, in the construction in which the push momentary type switch device 1 is arranged in parallel with the push lock type switch device 2, the tip end portion 22a of the push lock type driven spring 22 pushes the push button 5. Thus, from the first guide groove 23 to the starting end portion of the second guide groove 24, the wall surface 24a of the portion is reached.
While the push-momentary type driven spring 13 emits a sound as described above, a harmony in operation can be provided.

The present invention is not limited to the embodiments described above and shown in the drawings, and in particular, the specific functions of the switch devices 1 and 2 and other points are appropriately changed without departing from the scope of the invention. Can be carried out.

[0023]

The switch device of the present invention is as described above and has the following effects. First, although the push button is a push momentary type that automatically returns after the push operation, it has a driven spring that passes through the first guide groove according to the pushing movement of the contact holder by the push operation of the push button. Two
Since the sound is emitted by reaching the start end of the guide groove and colliding with the wall surface of the guide groove, the user can easily determine by sound whether the operation is sufficient.

Secondly, by arranging the push-momentary type that emits the above-mentioned sound and the push-lock type that makes a sound when the push button is locked after the push operation, both of them are provided. Can produce sound together, which can bring about operational harmony.

[Brief description of drawings]

FIG. 1 is a sectional view taken along the line AA of FIG.

FIG. 2 is a sectional view taken along line BB in FIG.

FIG. 3 is an overall plan view

FIG. 4 is a cross-sectional view taken along the line CC of FIG.

FIG. 5 is an explanatory diagram of the operation of main parts

FIG. 6 is an operation explanatory view of different main parts.

[Explanation of symbols]

1 is a push momentary type switch device, 2 is a push lock type switch device, 3 and 5 are push buttons, 8 is a contact holder, 9 is a movable contact, 10 is a fixed contact, 12 is a return spring, 1
3 is a driven spring, 13a is a tip portion of the driven spring, 14 is a first guide groove, 15 is a second guide groove, 1
5a is a wall surface of the starting end of the second guide groove, 17 is a contact holder, 18 is a movable contact, 19 is a fixed contact, 21 is a return spring, 22 is a driven spring, 2
2a is the tip of the driven spring, 23 is the first guide groove, 24 is the second guide groove, 24a is the wall surface of the starting end of the second guide groove, 25 is the third guide groove, and 26 is the fourth guide groove. The guide groove is shown.

Claims (2)

[Claims] 1. A push button, a contact holder pushed and moved by the push button, a movable contact provided on the contact holder, a fixed contact to and from which the movable contact comes in contact, and a return for returning the contact holder. A spring, first and second guide grooves provided in the contact holder, and when the contact holder is pushed and moved, passes through the first guide groove and reaches a start end portion of the second guide groove. Push-momentary type switch device comprising: a driven spring that collides with the wall surface of the contact holder and returns to the starting end of the first guide groove through the second guide groove when the contact holder returns. . 2. A push-momentary type switch device according to claim 1, wherein a push button, a contact holder which is pushed and moved by the push button, a movable contact provided on the contact holder, and the movable contact are provided. A fixed contact that comes into contact with and separates from the contact holder, a return spring that returns the contact holder, a first, second, third, and fourth guide groove provided in the contact holder, and when the contact holder is pushed and moved. It passes through the first guide groove, reaches the starting end of the second guide groove, collides with the wall surface of that portion, and when the contact holder returns, it passes through the second guide groove and reaches the starting end of the third guide groove. It prevents further return of the contact holder, and when the contact holder is pushed and moved, the third It reaches the starting end of the fourth guide grooves through Id groove, the further through the fourth guide groove when the contact holder is returned 1
A push-lock type switch device comprising a driven spring that returns to the starting end of the guide groove of the above, and a push-lock type switch device.