JPH06275171A - Push-button switch device - Google Patents

Abstract

PURPOSE:To provide a push-button switch device never erroneously operated even when a position which is not an operation part of a cover surface is pushed, having a large area of the operation part, and giving a good feeling of operation. CONSTITUTION:A push-button switch device 1 has a push-button switch 3 arranged nearly in the center of the surface of a plate base 2; and a synthetic resin cover 4 covering the surface of the base 2. A cover surface 4a has an approximately semi-circular slit 5, and an operation part 6 is formed by the cover surface 4a surrounded by the slit 5. The slit 5 is arranged in parallel near both ends of the slit 5, and the cover 4 supports the operation part 6 by the base part 7 nipped by the slit 5 arranged in parallel in such a manner as to be movable downward. The base part 7 is set narrower than a fingertip of a man. A rib 8 is arranged along the slit 5 on the outside of the operation part 6 of the reverse surface of the cover 4, and the slit 5 is further chamfered to provide an inclined surface 5a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a push button switch device for pushing a push button switch by pushing an operating portion.

[0002]

2. Description of the Related Art An example of a conventional push button switch device of this type is shown in FIG. Conventional push button switch device 17 shown in FIG.
A cover 19 made of synthetic resin having a substantially U-shaped slit 18 is attached to a base 2 having a push button switch 3 on its surface. Then, a substantially rectangular operation portion 20 is formed from a cover surface 19a surrounded by the substantially U-shaped slit 18, and is supported by the cover 19 so as to be movable downward by base portions 21 near both ends of the slit 18. Further, the push button switch 3 is located below the operation unit 20.

The push button switch device 17 is provided with the operation unit 2
When 0 is pushed, it moves downward and pushes and drives the button 3a of the push button switch 3 located below the operation section 20.

[0004]

However, in the above-mentioned conventional push button switch device 17, the cover surface 19a is formed.
When a force is applied to a portion other than the operation portion 20, the cover 19 bends to move the operation portion 20 downward, and as a result, the button 3a of the push button switch 3 is pushed and malfunctions. Further, since the operation unit 20 is formed in a substantially rectangular shape, the force required to drive the button 3a of the push button switch 3 differs depending on the place where the operation unit 20 is pressed, and the operation feeling of the operation unit 20 differs. Problem and
If the area of the operation unit 20 is increased, the button 3 of the push button switch 3
Since the force required to drive and drive a is proportionally increased, there is a problem that the area of the operation unit 20 cannot be increased so much. Further, when the push button switch 3 is positioned below a substantially central point (not shown) of the operation section 20, the stroke required to push and drive the button 3a of the push button switch 3 depending on the place where the operation section 20 is pushed. However, there is a problem that the operation feeling deteriorates.

The present invention has been made in view of the above problems, and does not malfunction even if a portion of the cover surface other than the operating portion is pressed, and has a large operating portion area and a good operation feeling. It is intended to be provided.

[0006]

In order to achieve the above-mentioned object, the invention of claim 1 has a base body having a push button switch on the surface thereof, a cover attached to the surface of the base body, and a substantially semi-annular shape on the cover. The slit is provided on the cover surface surrounded by the slit, and the push button switch driving operation part is supported by the cover so that it can be moved downward at the bases near both ends of the slit. The ribs are arranged so as to extend along the length of the ribs, and the length of the ribs is set so that the operating portion does not drive the push button switch when the operating portion is not pushed and the rib is in contact with the base body. .

According to a second aspect of the present invention, in the first aspect of the invention, the base portion of the operating portion is formed elongated by providing slits near both ends substantially parallel to each other, and the width of the operating portion is larger than the width of the base portion. It was wide enough that the width of the base was smaller than the width of a human fingertip. According to a third aspect of the present invention, in the first and second aspects of the present invention, the pushbutton switch is provided on the surface of the base body near a straight line connecting the base of the operating portion and the substantially central point of the operating portion. The switch is arranged at a position where the distance between the switch and the base of the operation section is longer than the distance between the substantially center point of the operation section and the base of the operation section.

[0008]

According to the first aspect of the present invention, there is provided a base body having a push button switch on the surface thereof, and a cover attached to the surface of the base body.
An operation part for driving a push button switch, which is formed on the cover surface surrounded by the slit by providing a substantially semi-annular slit in the cover, and is supported by the cover so as to be movable downward at the base parts near the both ends of the slit, and an operation part on the back surface of the cover. The length of the rib is such that the operating part does not drive the push button switch when the rib is in contact with the base without pressing the operating part. Since it is formed on the cover surface, even if a portion of the cover surface that is not the operation portion is pressed and the cover bends, it is possible to prevent the operation portion from pressing the push button switch by the rib provided on the back surface of the cover contacting the base body. Of.

According to the second aspect of the present invention, the base portion of the operating portion is formed elongated by providing slits near both ends substantially parallel to each other, and the width of the operating portion is sufficiently wider than the width of the base portion. Since the width is narrower than the width of a person's fingertip, it is possible to prevent erroneous operation caused by directly pressing the base part with a finger, and increase the area of the operation part without increasing the force necessary to drive the push button switch. You can do it.

Further, in the structure of the present invention as defined in claim 3, the push button switch is provided on the surface of the base body in the vicinity of a straight line connecting the base portion of the operation portion and the substantially central point of the operation portion, and the push button switch and the base portion of the operation portion. Since it is arranged at a position where the distance between and is longer than the distance between the approximate center point of the operating section and the base of the operating section, the stroke of the operating section required to drive the push button switch can be reduced. is there.

[0011]

【Example】

(Embodiment 1) An embodiment of the present invention will be described below with reference to the drawings. The push button switch device 1 of this embodiment is shown in FIG.
As shown in FIG. 2, a push-button switch 3 is arranged approximately at the center of the surface of a flat plate-shaped base body 2 corresponding to a series of module sizes of general wiring equipment, and a cover 4 made of synthetic resin is provided on the surface of the base body 2. It is constructed by coating. The cover surface 4a is provided with a substantially semi-annular slit 5 as shown in FIG. 1 (a), and the cover surface 4a surrounded by the slit 5 is formed.
The operation part 6 is formed by the slits 5. The slits 5 are arranged substantially parallel to each other in the vicinity of both ends of the slit 5, and the base 4 sandwiched by the slits 5 arranged substantially parallel is used to cover the operation part 6 with the cover 4. Is supported so that it can be moved downward. Also, the base 7
Is narrower than the width of a person's fingertip as shown in FIG. 1 (c). Then, a rib 8 is arranged along the slit 5 outside the operation portion 6 on the back surface of the cover 4, and further,
The side of the slit 5 facing the operation portion 6 is chamfered to provide an inclined surface 5a. In the state where the cover 4 is attached to the base body 2, the push button switch 4 is located directly below the substantially central point 6a of the operation portion 6 as shown in FIGS. 2 (a) and 2 (b).

FIG. 3 shows an example of installing the push button switch device 1 described above. A nameplate 9 showing a function corresponding to the pushbutton switch 3 is printed on the cover surface 4a, and a lead wire 11 passing through an embedded box 12 embedded in a wall (not shown) is connected to the pushbutton switch 3. There is. The base 2 provided with the push button switch 3 is fixed to the mounting frame 10 with the screw 13, and the mounting frame 10 is also fixed to the mounting screw hole 12a provided in the embedding box 12 with the screw 13 'to fix the push button switch device 1. It is installed on a wall (not shown).

Push button switch device 1 constructed as described above
When the operating portion 6 is pushed, the base portion 7 and the operating portion 6 are bent and the operating portion 6 moves downward to push and drive the button 3a of the push button switch 3. However, the base portion that supports the operating portion 6 so as to move downward. Since the width of 7 is narrowed, even if the area of the operating portion 7 is increased, the pressing force required to drive the button 3a of the push button switch 3 does not become so large. Further, since the inclined surface 5a is provided, the opening of the slit 5 around the operation portion 6 is widened, and the finger is guided by the inclined surface 5a so that the finger easily enters the slit 5 while pushing the operation portion 6. Becomes
Even if the end portion of the operation unit 6 is pushed with a finger, the operation unit 6 can be easily pushed.

Further, the length dimension of the rib 8 provided along the slit 5 on the outside of the operating portion 6 on the back surface of the cover 4 is such that when the rib 8 abuts the base body 2, the operating portion 6 pushes the button of the push button switch 3. Since the length 3a is set so as not to be pushed, it is possible to prevent a malfunction even when a portion of the cover surface 4a other than the operation portion 6 is pushed. (Embodiment 2) This embodiment has the same basic configuration as that of Embodiment 1, and the description of the common parts will be omitted. The present embodiment is different from the first embodiment in that the push button switch 3 is located on the surface of the base body 2 and substantially at the center point 6a of the base portion 7 and the operating portion 6 as shown in FIGS. 4 (a) and 4 (b). The distance between the push button switch 3 and the base 7 is approximately the center point 6 of the operating portion 6 near the straight line connecting
That is, it is arranged at a position longer than the distance between a and the base 7. As a result, the operation unit 6 causes the button 3a of the push button switch 3 to
The operation stroke until the push button is driven becomes small, and the end portion of the operation portion 6 is pushed compared to the case where the push button switch 3a is positioned directly below the substantially central point 6a of the operation portion 6 as in the first embodiment. It is possible to further improve the operational feeling.

(Embodiment 3) This embodiment also has the same basic configuration as that of the first embodiment, and the description of the common parts will be omitted. As shown in FIG. 5, the nameplate 9 is attached to the cover surface 19a provided with the substantially semi-annular slit 18, and the cover 19 is attached to the base body 2 fitted to the outer frame 14 to attach the base body 2 to the mounting frame 15 It is fixed with a screw 13 to. The base 2 has a recess 2a arranged substantially in the center thereof, and two holes 2b provided in the recess 2a.
The lead wire 11 is pierced through. Further, the tip of the lead wire 11 is connected to the substrate 16, and the push button switch 3 is mounted on the substrate 16. The present embodiment is different from the first embodiment in that, as shown in FIG. 5, both ends 18a of the slit 18 provided on the cover surface 19a are formed in a substantially V shape. That is, the strength of the base 7 is increased by increasing the width of the base 7 on the side closer to the cover 19 than in the first embodiment.

In the first to third embodiments described above, the shape of the operating portion formed on the cover surface surrounded by the slit is substantially rectangular, but the shape is not limited to this and other shapes may be used. Also, the technical idea of the present invention can be applied.

[0017]

According to the first aspect of the present invention, there is provided a base body having a push button switch provided on the surface thereof, a cover attached to the surface of the base body, and a cover surface provided with a substantially semi-annular slit and surrounded by the slits. An operating portion for driving a push button switch that is formed and is supported by the cover so as to be movable downward at the bases near both ends of the slit, and a rib arranged along the slit outside the operating portion on the back surface of the cover, Since the length of the rib is formed so that the operating portion does not drive the push button switch when the operating portion is not pressed and the rib is in contact with the base body, the rib provided on the back surface of the cover does not move even if the cover bends. By abutting on the base body, it is possible to prevent the operation portion from pushing the push button switch. As a result, there is an effect that it is possible to prevent the malfunction of the push button switch due to the fact that a portion other than the operation portion on the cover surface is pushed.

According to the second aspect of the present invention, the base portion of the operating portion is formed elongated by providing slits near both ends substantially parallel to each other, and the width of the operating portion is sufficiently wider than the width of the base portion.
Since the width of the base is made narrower than the width of a human fingertip, the base cannot be directly pressed with a finger. As a result, it is possible to prevent an erroneous operation of the push button switch caused by pushing the base portion with a finger and an effect that the area of the operation portion can be increased without increasing the force necessary for pushing and driving the push button switch. There is.

Further, in the invention of claim 3, the push button switch is provided on the surface of the base body in the vicinity of a straight line connecting the base portion of the operation portion and the substantially central point of the operation portion, and the push button switch and the base portion of the operation portion are provided. Since it is arranged at a position where the distance is longer than the distance between the substantially center point of the operating portion and the base of the operating portion, the stroke of the operating portion required to drive the push button switch can be reduced. As a result, there is an effect that a good operation feeling can be obtained even if the area of the operation unit is increased.

[Brief description of drawings]

FIG. 1 shows Example 1, in which (a) is a front view,
(B) is an A-B sectional view of (a), (c) is C- of (a).
It is a D sectional view.

2A and 2B show the same as above, FIG. 2A is a front view of an operation unit, and FIG. 2B is a side view of the operation unit and a push button switch.

FIG. 3 is an exploded perspective view of the above.

4A and 4B show a second embodiment, in which FIG. 4A is a front view of an operating portion, and FIG. 4B is a side view of the operating portion and a push button switch.

FIG. 5 is an exploded perspective view showing a third embodiment.

FIG. 6 shows a conventional example, (a) is a front view,
(B) is an EF sectional view of (a).

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 push button switch device 2 base 3 push button switch 4 cover 4a cover surface 5 slit 5a inclined surface 6 operation part 6a substantially center point 7 base part 8 rib

Claims (3)

[Claims] 1. A substrate having a push button switch on the surface thereof,
For driving a push button switch, which is formed by a cover attached to the surface of the base body and a cover surface surrounded by slits with a substantially semi-circular slit provided on the cover and movably supported by the cover at bases near both ends of the slit. And the ribs arranged along the slits on the outer side of the operation part on the back surface of the cover.The length of the rib is adjusted when the rib is in contact with the base without the operation part being pushed. A push button switch device characterized in that the portion is formed to have a length that does not push and drive the push button switch. 2. The base portion of the operating portion is formed elongated by providing slits near both ends substantially in parallel, the width of the operating portion is sufficiently wider than the width of the base portion, and the width of the base portion is wider than the width of a human fingertip. The push button switch device according to claim 1, wherein the push button switch device is narrow. 3. A push button switch is provided on a surface of a base body near a straight line connecting a base portion of the operating portion and a substantially central point of the operating portion,
The push button switch according to claim 1 or 2, wherein the push button switch and the base portion of the operating portion are arranged at a position where the distance between the push button switch and the base portion of the operating portion is longer than the distance between the center point of the operating portion and the base portion of the operating portion. apparatus.