JPH1069829A - Switching device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide such a switching device with a great operation plane as being capable of operating with piano handle touch and improving in operability. SOLUTION: A mounting frame 2, a switch 5, a decorative frame and a piano handle 43 as an operator are provided. The mounting frame 2 has a slender window hole 6 at the middle, which is provided with three equipment mounting means in the longitudinal direction. The switch 5 which has the short side outside dimensions being approximately 1/3 the longitudinal length of the window hole 6 in the mounting frame 2 is mounted on the equipment mounting means at the center of the mounting frame 2. The decorative frame 2 is opposed to the window hole 6 in the mounting frame 2, provided with an opening having the longitudinal dimension being larger than the outside dimension of the window hole 6 and arranged in front of the mounting frame 2. The piano handle 43 is formed large enough to cover all the opening in the decorative frame, opposed to the switch 5 at the center and arranged at the opening in the decorative frame.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a switch device in which an operation surface for turning on and off a switch, which is a switch body, can be operated by an operation body larger than a switch, which is a switch body.

[0002]

2. Description of the Related Art A conventional switch device such as a wave switch has a problem that an operation surface is smaller than a switch body, an operation surface is small, operability is poor, and it is difficult for a child or an elderly person to operate. Conventional switch devices include one switch body, two switch bodies, and three switch bodies. In this case, one switch body, one switch body, and three switch bodies are used.
There is a problem that the mounting frame, the decorative frame, and the switch body of the common specification cannot be used because they are designed and manufactured for individual use and exclusive use.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has as its object a large operation surface and can be operated by touching a piano handle. In addition, a switch device that can use a common mounting frame, a decorative frame, and a switch, which can use a single switch, two switches, or three switches, which is a switch body, can be used at a low cost by using common components. is there.

[0004]

According to a first aspect of the present invention, there is provided a switch device comprising a mounting frame having an elongated window hole provided with three fixture mounting means in a longitudinal direction at an intermediate portion. 2, each of which has a short outer dimension approximately one third of the longitudinal length of the window 6 of the mounting frame 2, and a switch 5 mounted on the instrument mounting means in the center of the mounting frame 2.
And the length in the longitudinal direction facing the window hole 6 of the mounting frame 2 is
A decorative frame K having an opening larger than the external dimensions of the decorative frame K and disposed in front of the mounting frame 2, and a decorative frame formed so as to cover the entire opening of the decorative frame K and having the center facing the switch 5. And one piano handle 43 as an operating body disposed in the opening of K.

[0005] The switching device according to claim 2 of the present invention is characterized in that:
A mounting frame 2 having an elongated window hole 6 provided with three instrument mounting means in the longitudinal direction at an intermediate portion, and each outer dimension in the short direction is the length of the window hole 6 of the mounting frame 2 in the longitudinal direction. The mounting frame 2 is formed to be approximately 1/3 and is attached to the instrument mounting means at both ends in the longitudinal direction with a gap provided in the middle of the mounting frame 2 in the longitudinal direction.
Switches 5, a decorative frame K facing the window hole 6 of the mounting frame 2 and having an opening whose longitudinal dimension is larger than the outer size of the window hole 6 and disposed in front of the mounting frame 2; It has two piano handles 43 as operating members which are formed in a size that divides the opening of K into two and whose center is opposed to each switch 5 and which is disposed in the opening of the decorative frame K. It is characterized by.

[0006] The switching device according to claim 3 of the present invention comprises:
A mounting frame 2 having an elongated window hole 6 provided with three instrument mounting means in the longitudinal direction at an intermediate portion, and each outer dimension in the short direction is the length of the window hole 6 of the mounting frame 2 in the longitudinal direction. The three switches 5 which are formed to be approximately 1/3 and are attached to the three instrument mounting means of the mounting frame, and the length of the mounting frame 2 in the longitudinal direction facing the window hole 6 are larger than the outer dimensions of the window hole 6. A decorative frame K having a large opening and disposed in front of the mounting frame 2, and a direction along a longitudinal direction of the opening of the decorative frame K is approximately １ ／ of a longitudinal direction of the opening.
The three operating members which are formed within the opening of the decorative frame K and are arranged in the opening of the decorative frame K so as to be opposed to the respective switches 5 are formed so that the direction along the short direction of the opening is substantially the same as the direction along the short direction of the opening. And a piano handle 43.

[0007] The switch device configured as described above includes:
The mounting frame 2, the decorative frame K and the switch 5 of the common specification can be used for the one using one switch, the one using two switches, and the one using three switches. Since the piano handle 43 is used, it can be operated by touching the piano, thereby improving operability. Further, in the switch device of the first aspect, the switch operation can be performed by operating the piano handle 43 as an operation body which is sufficiently larger than the switch 5, so that the elderly person or child can easily and comfortably operate.
Further, in the switch device of the second aspect, the switch device having two switches 5 can be operated by operating the two large piano handles 43, thereby facilitating the operation. In the switch device according to the third aspect, three piano handles 43 larger than the switch 5 even if the switch device has three switches 5.
The switch can be operated by operating to facilitate the operation.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A switch 5 serving as a switch body is a push button switch. The switch 5 includes a synthetic resin body 5a and a synthetic resin cover 5 as shown in FIG.
and a body locking hole 10a formed in a body locking leg 10 hanging down from a pair of opposing side surfaces of the cover 5b. . The cover 5b is made of an elastic thermoplastic synthetic resin such as glass fiber reinforced polybutylene terephthalate.

As shown in FIG. 1, the mounting frame 2 is formed in a rectangular shape from a strong material (metal) such as iron or stainless steel. Lock holes 8 are provided as instrument mounting means. Each side piece 2b is provided with three sets of a pair of locking holes 8 as one set. At one end of the cover 5b, a pair of fixed side locking projections 11a are provided so as to correspond to the pair of locking holes 8, and at the other end of the cover 5b, cutouts 54 are formed on both sides to release elasticity. A piece 53 is provided, and a pair of movable locking projections 11b is provided on the outer surface of the elastic piece 53 so as to project therefrom. An operation projection 55 is provided on an outer surface of a lower portion of the elastic piece 53. A space 12 for bending the elastic piece 53 is provided on the back side of the elastic piece 53, and a stopper 56 for preventing the elastic piece 53 from bending more than necessary is provided. Reference numeral 57 in FIG. 2 denotes a slope for allowing the mounting frame 2 to smoothly enter in the state of FIG. 5 described later, and reference numeral 58 denotes a slope for easily bending the elastic piece 53 in the state of FIG. 6 described later. The length in the short direction of the switch 5 is approximately １ ／ of the length in the long direction of the window hole 6 of the rectangular mounting frame 2. A locking projection 70 is provided on one end side of the upper part of the cover 5b.
A fulcrum projection 71 protrudes slightly inside from 0, and a hole 72 is provided at the other end of the upper part of the cover 5b. The opening edge of the hole 72 serves as a locking edge 72a. ing.

On both sides of the body 5a, connection terminal housings 13,
14, one connection terminal storage portion 13 stores a quick connection terminal including a common terminal plate 15, a locking spring 16, and a release button 17, and the other connection terminal storage portion 14 stores a first connection terminal. The terminal plate 18 and the locking spring 19 that form the first and second connection terminal portions are accommodated, and the terminal plate 20 and the locking spring 21 that form the second connection terminal portion are housed in the first and second connection terminal portions. The button 22 is housed.

The terminal plate 18 is provided with an extension piece 18a. The extension piece 18a extends over the partition 14a and extends into the central storage portion 23, and is further close to the partition 14a. The extension piece 18a is provided with a fixed contact 25a. The terminal plate 20 extends in the central storage portion 23 along the inner wall of the body 5a, and its tip is connected to the connection terminal storage portion 1.
3 along the partition wall, and the folded piece 20a
A fixed contact 25b corresponding to the fixed contact 25a at the tip of
Is provided.

The opening / closing body 24 is formed of a conductive plate.
Protrusions 2 placed in central storage section 23 and provided at lower portions on both ends
8 is fitted into a V-shaped recess 27 provided on the side wall of the central storage portion 23, and is rotatable about the lower portion of the V-shaped recess 27 with its lower end edge in contact with the support plate 15a. And
The movable contact 29 provided on both upper surfaces of the opening / closing body 24 contacts and separates from the fixed contacts 25a and 25b in accordance with the rotation, and is moved between the common connection terminal and the first or second connection terminal. Is turned on and off.

The opening / closing member 24 is driven by a reversing mechanism including a coil spring 30, a reversing handle 31, a push button handle 32, a slide cam 33 and the like. The coil spring 30 has a lower part engaged with a spring seat 24 a provided on the upper edge of the horizontal piece of the opening / closing body 24, and the upper part projects integrally with the lower part of the reversing handle 31.
The opening / closing body 24 is driven in reverse in accordance with the movement of the reversing handle 31 in both directions by being inserted into the inside 1a.

The reversing handle 31 is provided with a concave portion 51 of the cover 5b.
An inverted triangular shaft 31c, which is inserted into the concave portion 51 from below into a hole 52 opened at the bottom of the cover 5b and is provided on both sides of a cylindrical portion 31a at the lower portion of the reversing handle 31, a bearing 5 on the inner wall of the cover 5b.
0, and the slide cam 33 is provided on both upper sides of the rectangular parallelepiped portion 31b on the upper part of the reversing handle 31.
Are engaged with each other.

The push button handle 32 is housed in the recess 51 so as to be movable up and down by engaging the locking projections 36 and 36 in up and down locking grooves 35 formed on the inner wall surfaces on both sides of the recess 51 of the cover 5b. 2 which is expanded downward from the flat piece 37b.
A return spring 37 formed by integrally extending two return spring pieces 37a, 37a downward, and a hole 3 formed in a flat piece 37b.
By inserting a projection (not shown) projecting from the lower surface of the push button handle 32 into the lower surface of the push button handle 32, the return spring pieces 37a, 37a
The front end is constantly urged upward by elastically contacting the bottom surface of the concave portion 51.

The slide cam 33 is made of a thermoplastic resin having high elasticity, such as polyacetal, and is formed in a substantially rectangular shape. The engagement cam body corresponding to the engagement projection 34 of the reversing handle 31 is formed on the lower surface of the opposite side. 38, a pair of spring pieces 33a, 33a integrally projecting in a C-shape are provided at the center of another side portion, and between the distal ends of the spring pieces 33a, 33a, the lower surface of the push button handle 32 is provided. Forming protrusion 3
2A, the slide cam 33 is slidably mounted on the lower surface of the push button handle 32, and the spring pieces 33a, 33
A return force in the anti-sliding direction is given by the elasticity of a.

As shown in FIGS. 4 to 7, the switch 5 constructed as described above is inserted into the window hole 6 of the mounting frame 2 from below.
b. That is, as shown in FIG. 4, the lower end of the hanging portion 76 of one side piece 2b of the mounting frame 2 is in contact with the upper peripheral surface of the cover 5b, and the contact point is used as a fulcrum as shown in FIGS. 5, 6, and 7. So that the mounting frame 2
Attach switch 5 to In the state shown in FIG. 4, when the fixed side locking projection 11a is locked in the locking hole 8, and is rotated as shown in FIGS. 5 and 6, the elastic piece 53 is bent inward as shown in FIG. 7, the elastic piece 53 returns, and the movable locking protrusion 11 b is locked in the locking hole 8. The elastic piece 53 bends inward in the space 12, but the stopper 56 prevents the elastic piece 53 from bending more than necessary. Mounting frame 2
When the switch 5 is mounted by locking the fixed-side locking projection 11a and the movable-side locking projection 11b into the locking holes 8, the push button handle 32 projects from the window 6 of the mounting frame 2. Mounting frame 2
When the switch 5 is removed from the device, the operation is performed as shown in FIGS. When the switch 5 is mounted on the mounting frame 2 as shown in FIG. 8, a tool insertion gap 59 is formed between the lower end of the hanging portion 76 of the side piece 2 b of the mounting frame 2 and the operation projection 55. And a minus screwdriver 75a as a tool 75
As shown in FIG. 9, the tip of the flathead screwdriver 75a is inserted into the tool insertion gap 59, and the elastic piece 53 is pushed to bend inward to remove the movable locking projection 11b from the locking hole 8. At this time, it is possible to prevent the elastic piece 53 from being bent more than necessary due to the contact of the elastic piece 53 with the stopper 56, thereby preventing the elastic piece 53 from being damaged. With the elastic piece 53 bent inward, the minus screwdriver 75a is twisted as shown in FIG. 10 to widen the width of the tool insertion gap 59 to shift the positions of the movable side locking projection 11b and the locking hole 8, Turn switch 5 to
The switch 5 is removed as shown in FIG.

The switch 5 thus mounted on the mounting frame 2 is provided with a piano handle 43. This piano handle 43 is as shown in FIGS. 1 and 3, and a locking foot 43a provided on one side edge of the piano handle 43 is covered with a cover 5.
b, and the piano handle 43 is held in a state where the lower surface of the piano handle 43 is brought into contact with the fulcrum projection 71.
Is inserted into the hole 72 at the other end of the cover 5b so as to be movable up and down.
Is locked to the locking edge 72a of the hole 72.
When the locking feet 43a and 43b are released, the piano handle 43 can be removed. With the piano handle 43 attached as described above, the push button handle 3
2 can be driven. In this state, the semicircular projection 73 on the upper surface of the push button handle 32 contacts the lower surface of the piano handle 43. Here, cover 5
The fulcrum projection 71 may be provided on the lower surface of the piano handle 43 instead of the fulcrum projection 71 provided on the lower surface of b.

Next, the operation of the switch of the present invention will be described with reference to FIGS. First, FIG.
When the piano handle 43 (the piano handle is omitted in FIG. 15) is pushed down in the state of 5, the push button handle 32 is pushed down against the spring piece 37a, and the slide cam 33 is lowered by pushing down the push button handle 32. The upper side of the reversing handle 31 (FIG. 15) in which the vicinity of the base of the inner inclined surface of the engaging cam body 38 at one end of the slide cam 33 (the left side in FIG.
16 (b), and hits the engaging projection 34 (FIG. 16).
(State (b)) When the push button handle 32 is further pressed, the engaging projection 34 is pushed down along the inner inclined surface of the engaging cam body 38, and the reversing handle 31 is moved to the position shown in FIGS.
As shown in FIG. By the way, when one engaging cam body 38 of the slide cam 33 slides while engaging with one engaging protrusion 34 of the reversing handle 31, the other engaging cam body 3 is rotated before the reversing handle 31 is turned horizontally.
8 and the length between the pair of engaging cam bodies 38 and the pair of engaging projections 34 so that
The length between them is set. By configuring as above, the reversing handle 3 by pushing down the push button handle 32
As shown in FIG. 15B and FIG.
(B) → FIG. 17 (b) → FIG. 18 (b) → FIG. 19 (b), the locking cam body 38 is rotated by the locking projection 34 with the rotation of the spring piece 33a. Figure 1 against
5 (a), FIG. 16 (a) → FIG. 17 (a) → FIG. 18 (a)
→ Slide to the left as shown in FIG.
As shown in (a), the slide cam 33 slides to the left even when the reversing handle 32 is rotated to a position beyond the horizontal position during the reversing of the reversing handle 32 and the other engaging projection 34 is raised. The engaging cam body 38 at the other end (the right side in FIG. 17B) is located on the left side of the right engaging projection 34, so that it does not hinder the inversion rotation of the inversion handle 31. . Here, as shown in FIG. 25, if an inner inclined surface is formed inside the engaging projection 34, the inner inclined surface is formed so that the engaging cam body 38 located inside does not interfere when the engaging projection 34 rotates upward. You can escape with. Further, when the reversing handle 31 is rotated in reverse by pushing down the push button handle 32 as described above, the reversing handle 31 is inverted by sliding the slide cam 33 against the spring piece 33a. 33 can smoothly turn the reversing handle 31 reversely without receiving sliding frictional resistance.

When the reversing handle 31 is reversingly rotated as described above, the coil spring 30 reciprocates and swings, the opening / closing body 24 is reversed, and the movable contact 29 is separated from the one fixed contact 25a with which the movable contact 29 is in contact. , Comes into contact with the other fixed contact 25b. When the pressing force of the piano handle 43 is released after the reversal, the return spring 3 is released as shown in FIG.
7, the push button handle 32 is pushed up by the spring piece 37a, and the piano handle 43 also returns to the original state.
At the same time, the slide cam 33 slides and returns to the central portion by the spring force of the spring piece 33a, as shown in FIG. If the piano handle 43 is pressed down in this state, the opening / closing body 24 can be inverted by the same operation as described above. After the inversion, if the pressing force of the piano handle 43 is released, the state returns to the state shown in FIG.

By the way, in the example of the embodiment shown in FIG. 1, the mounting frame 2 is formed to have dimensions (three modules) for three standardized wiring devices. In the example, one module 1 is attached to the mounting frame 2 shown in FIG.
One switch 5 is mounted on the mounting frame 2 of three modules, and a single piano handle 43 having a size of three modules is mounted on the mounting frame 2 of three modules. One switch 5 is operated by the large piano handle 43. As shown in FIG. 22, two switches 5 are attached to the
Two piano handles 43 each having the size of a module may be mounted, or three switches 5 may be mounted on the mounting frame 2 and three piano handles 43 may be mounted as shown in FIG. It is. Further, in the example of this embodiment, as shown in FIG. 23, when the central piano handle 43 is pushed, the piano handles 43 on both sides can be pushed simultaneously, and the piano handles 43 on both sides can be pushed alone. Good. In FIG. 24, K is a decorative frame, which covers the mounting frame 2. The length of the opening of the decorative frame K in the longitudinal direction is longer than the length of the window hole 6 of the mounting frame 2 in the longitudinal direction. In the example of FIG. 21, the piano handle 43 is sized to cover the entire opening of the decorative frame K, and in the example of FIG. 22, the piano handle 43 is sized to divide the opening of the decorative frame K into two. In the case of the example of FIG. 23, the size of the piano handle 43 is approximately one in the longitudinal direction of the opening of the decorative frame K in the longitudinal direction of the opening.
The dimension along the widthwise direction of the opening is the same as the widthwise direction of the opening.

[0022]

Since the present invention is constructed as described above, it is possible to use a mounting frame, a decorative frame, and a switch having a common specification regardless of whether one switch is used, two switches are used, or three switches are used. In addition, parts can be provided in common and inexpensively, and since a piano handle is used as an operating body, operation can be performed with a piano touch and operability is improved.

In the invention of claim 1 of the present invention, the switch can be operated by operating a piano handle as an operation body which is sufficiently larger than the switch, so that the elderly and children can easily and comfortably operate. Claim 2 of the present invention
According to the invention of the above, even if it has two switches, it can be easily operated by operating two large piano handles to operate the switches.

According to the invention of claim 3 of the present invention, a switch having three switches can be operated by operating three piano handles larger than the switches and can be easily operated.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an example of an embodiment of the present invention.

FIG. 2 is an enlarged perspective view of the elastic piece of the above.

FIG. 3 is a perspective view of the piano handle as viewed from the back.

FIG. 4 is a cross-sectional view illustrating a state where the switch is mounted on a mounting frame.

FIG. 5 is a cross-sectional view illustrating a state where the switch is mounted on a mounting frame.

FIG. 6 is a cross-sectional view illustrating a state where the switch is mounted on a mounting frame.

FIG. 7 is a cross-sectional view illustrating a state where the switch is mounted on a mounting frame.

FIG. 8 is a cross-sectional view illustrating a state in which the switch is removed from the mounting frame according to the first embodiment.

FIG. 9 is a cross-sectional view illustrating a state in which the switch is removed from the mounting frame according to the first embodiment.

FIG. 10 is a cross-sectional view illustrating a state in which the switch is removed from the mounting frame according to the first embodiment.

FIG. 11 is a cross-sectional view illustrating a state where the switch is removed from the mounting frame according to the first embodiment.

FIG. 12 is an exploded perspective view of the switch.

FIG. 13 is a sectional view showing a state before the piano handle is pushed in.

FIG. 14 is a cross-sectional view showing a state after the piano handle is pushed in.

FIGS. 15A and 15B are an explanatory view showing an operation order of the relation between the slide cam and the projection, and an explanatory view showing the entire operation order.

FIGS. 16 (a) and (b) are an explanatory view showing the operation order of the relation between the slide cam and the projection, and an explanatory view showing the entire operation order.

FIGS. 17 (a) and (b) are an explanatory view showing an operation order of the relation between the slide cam and the projection, and an explanatory view showing the entire operation order.

FIGS. 18 (a) and (b) are an explanatory view showing the operation order of the relation between the slide cam and the projection, and an explanatory view showing the entire operation order.

FIGS. 19 (a) and (b) are an explanatory view showing the operation order of the relationship between the slide cam and the projection, and an explanatory view showing the entire operation order.

FIGS. 20 (a) and (b) are an explanatory view showing an operation order of the relation between the slide cam and the projection, and an explanatory view showing the entire operation order.

FIGS. 21A and 21B are an exploded view and a plan view of an example of the number of switches mounted on the mounting frame and the number of piano handles mounted thereon.

FIGS. 22 (a) and 22 (b) are an exploded view and a plan view of an example of the number of switches mounted on the mounting frame and the number of piano handles mounted thereon.

FIGS. 23A and 23B are an exploded view and a plan view of an example of the number of switches mounted on the mounting frame and the number of piano handles mounted thereon.

24A and 24B are a plan view and a side view showing an example in which a decorative frame is attached.

FIG. 25 is an explanatory diagram of an example of a state in which the inside of the engaging projection is inclined.

[Explanation of symbols]

 2 Mounting frame 5 Switch 6 Window hole 43 Piano handle K Makeup frame

Claims (3)

[Claims] 1. A mounting frame having an elongated window hole provided with three instrument mounting means in a longitudinal direction at an intermediate portion, and each outer dimension in the short direction is the length of the window hole of the mounting frame in the longitudinal direction. About 1
/ 3, which is attached to the instrument mounting means in the center of the mounting frame, and has an opening facing the window of the mounting frame, the longitudinal dimension of which is larger than the outer size of the window, and the front of the mounting frame. And a piano handle as an operating body formed in a size to cover the entire opening of the decorative frame and having the center opposed to the switch and disposed in the opening of the decorative frame. A switch device characterized in that: 2. A mounting frame having an elongated window hole provided with three instrument mounting means in a longitudinal direction at an intermediate portion, and each outer dimension in the short direction is the length of the window hole of the mounting frame in the longitudinal direction. About 1
/ 2, two switches respectively attached to the instrument mounting means at both ends in the longitudinal direction with a gap provided in the middle of the mounting frame in the longitudinal direction, and a window having a longitudinal dimension opposite to the window hole of the mounting frame. A decorative frame having an opening larger than the outer dimensions of the hole and disposed in front of the mounting frame; and a decorative frame formed to have a size that divides the opening of the decorative frame into two parts, and having the respective centers opposed to the respective switches. A switch device comprising: two piano handles as operation bodies provided in an opening. 3. A mounting frame having an elongated window hole provided with three instrument mounting means in a longitudinal direction at an intermediate portion, and each outer dimension in the short direction is the length of the window hole of the mounting frame in the longitudinal direction. About 1
/ 3, three switches attached to each of the three instrument mounting means of the mounting frame, an opening facing the window of the mounting frame and having a longitudinal dimension larger than the outer dimension of the window, and A decorative frame provided in front of the mounting frame, and a direction along a longitudinal direction of the opening of the decorative frame is approximately one-third of a longitudinal direction of the opening;
Three piano handles as operating bodies which are formed in the direction along the short direction of the opening and have substantially the same size as the short direction of the opening, are arranged in the opening of the decorative frame, and are provided opposite to the respective switches. A switch device, comprising: