JP2002008470A - Switch device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a switch device of easy assembly operations. SOLUTION: The case 5 of a switch body 1 is formed with a body 5b made of a synthetic resin and having a frontal opening, a cover 5a made of a synthetic resin and arranged on the frontal-face side of the body 5b, and a pair of frames 3, 3, made of a synthetic resin, held by the body 5b and cover 5a, and having two assembly holes 4, 4 each into which an assembly projection 6, formed in a shape of lying astride the body 5a and cover 5b, is so fitted that the body 5b and cover 5a are not detached. The assembly projections 6 are formed on both lengthwise side faces of the body. While two assembly bumps 6b are formed on each of the two lengthwise side faces of the body 5b, and two assembly bumps 6a are formed on each of the two lengthwise side faces of the cover 5a, each of the assembly projections 6 is formed with the two bumps 6a, 6b arranged along the back-and-front direction and abutting on each other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

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

[0002]

2. Description of the Related Art Conventionally, as a switch device attachable to a mounting frame used for an embedded wiring device, there has been provided a container body in which a synthetic resin body and a synthetic resin cover are connected by a metal assembly frame. Are provided. In this type of switch device, a central piece of a pair of assembly frames formed in a U-shape by metal is placed on shoulders projecting from both sides of a cover, and a coupling groove formed across the cover and the body. Insert the part of each leg of the assembly frame into the joint frame, then expand and crimp the forked part of the tip of each leg of the assembly frame that protrudes from the coupling groove, the body and cover are joined by the assembly frame Is done.

[0003]

However, in the above-mentioned conventional switch device, it is necessary to widen the forked portion of the tip of the leg in the metal assembly frame in order to connect the body and the cover. There was a problem that the assembly work was troublesome.

[0004] The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a switch device that can be easily assembled.

[0005]

According to the first aspect of the present invention, there is provided a mounting frame for use in an embedded wiring device having a rectangular opening window and a device mounting portion along a longitudinal direction of the opening window. A housing body capable of storing contacts, and an operation unit provided on the front side of the housing to open and close the contacts, wherein the housing body is made of a synthetic resin having an open front surface, and a front surface of the body. A cover made of a synthetic resin disposed on the side, and an assembly hole formed so as to straddle the body and the cover. It is characterized by being formed by a pair of synthetic resin assembly frames held, and the body and the cover can be joined using the synthetic resin assembly frame, so that the conventional The body and cover using a metal assembly frame Work expanding the distal portion of each leg piece in metallic assembly frame as if is unnecessary, assembling work is facilitated as compared with the prior art.

According to a second aspect of the present invention, in the first aspect of the present invention, a press-fitting rib is provided on the inner peripheral surface of the assembling hole so as to press against the assembling projection. Can be increased, and the assembly frame can be prevented from coming off.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the assembly projection is formed on a surface of the mounting frame facing a portion along a longitudinal direction of the opening window, respectively. In the assembly frame, since a mounting portion for mounting to the mounting frame is formed, it can be constructed by the same construction method as the conventional embedded wiring device, and the construction work is facilitated. It becomes possible to connect with another embedded wiring device.

According to a fourth aspect of the present invention, in the first to third aspects of the present invention, each of the assembling projections is formed in a pair on a surface facing a portion of the mounting frame along a longitudinal direction of the opening window. Since each of the assembling frames is provided with two of the assembling holes, the joining force between the body and the cover can be further increased.

According to a fifth aspect of the present invention, in the first to fourth aspects of the present invention, the assembly frame is provided at a base end portion of the assembly projection with the assembly projection fitted in the assembly hole. Since the engaging leg having the hooking claw that engages with the concave portion at the distal end portion is protrudingly provided, the assembly frame can be prevented from coming off, and the coupling force between the body and the cover can be further increased. Can be reduced in size.

According to a sixth aspect of the present invention, in accordance with the fifth aspect of the present invention, the temporary holding member is capable of engaging the hooking claw with a side edge of the assembly projection in a state where the assembly projection is not fitted into the assembly hole. Since the temporary holding recess is formed in the body, the cover is arranged in a state where the hooks of the engaging legs of the assembly frame are engaged with the temporary holding recess in the temporary holding recess in the body during the assembly. Thereafter, the engaging claw of the engaging leg may be engaged with the engaging concave portion, so that the assembling operation is facilitated.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS (Embodiment 1) As shown in FIG. 1, a switch device according to the present embodiment has a switch body 1 having a reversing handle 31 for opening and closing the contacts, which will be described later, and a reversing handle 31 of the switch body 1. And an operation handle 43, which is an operation unit attached to the reversing handle 31 in a form opposed to the operation handle 43.

Hereinafter, the switch body 1 will be described first with reference to FIGS.

The body 5 of the switch body 1 is box-shaped,
Formed by a synthetic resin body 5b having a front opening, a synthetic resin cover 5a provided on the front side of the body 5b, and a pair of synthetic resin assembly frames 3 connecting the body 5b and the cover 5a. Is done. In other words, the body 5b and the cover 5a are connected using the pair of assembly frames 3. That is, each of both sides in the longitudinal direction of the body 5b has
Two assembling projections 6b, 6b project from each other, and two assembling projections 6a, 6a whose rear edges abut against the front edges of the assembling projections 6b of the body 5b project from both sides in the longitudinal direction of the cover 5a. The body 5b and the cover 5a are formed by engaging two assembly holes 4, 4 provided in the assembly frame 3 with a pair of assembly protrusions 6, 6 formed of a set of assembly protrusions 6a, 6b which are in contact with each other. Are combined. Details of the assembly frame 3 will be described later.

Incidentally, the internal space of the body 5b is divided into three chambers in the longitudinal direction, the compartments on both sides are terminal accommodating chambers 13 and 14 for accommodating terminals to be described later, and a central portion is a part of a switch mechanism to be described later. Is formed in a central storage room 23 in which the storage space is stored. A terminal comprising a terminal plate 15, two locking springs 16, and a release button 17 is stored in the terminal storage chamber 13,
A terminal comprising a terminal plate 18, two locking springs 19 and a release button 21 is stored in the terminal storage chamber 14. In addition, a pair of electric wire insertion ports (not shown) is provided through the rear wall of the body 5b corresponding to the terminal storage chambers 13 and 14, and one pair of electric wire insertion ports is provided near each pair of electric wire insertion ports. A release hole (not shown) is penetrated.

The locking springs 16 and 19 are formed by bending both ends of a conductive metal strip having elasticity.
Lock pieces 16a, 19a are attached to both ends of the central pieces 16c, 19c.
And contact pieces 16b and 19b, respectively. The lock pieces 16a, 19a are bent in a J-shape, and are inclined so as to increase the distance between the central pieces 16c, 19c from the connection portion with the central pieces 16c, 19c toward the tip. The contact pieces 16b and 19b are bent in an S shape, and have elasticity in the thickness direction of the central pieces 16c and 19c.

On the other hand, each of the terminal plates 15 and 18 has a U-shape that is opened rearward as a whole, and has front pieces 15a and 1a.
8a and the pressing pieces 15b, 18b and the contact pieces 15c which are located behind the front pieces 15a, 18a and face each other.
18c. The central pieces 16c of the locking springs 16, 19,
19c is a flat plate, and the contact pieces 15 of the terminal plates 15 and 18 are provided.
c, 18c, and the lock pieces 16a, 19a and the contact pieces 16b, 19b are opposed to the holding pieces 15b, 18b. The positional relationship between the terminal plates 15, 18 and the lock springs 16, 19 and the respective wire insertion ports is such that the electric wires introduced into the body 5 from the wire insertion ports are the lock pieces 16a, 16a of the lock springs 16, 19, respectively.
19a, contact pieces 16b, 19b and terminal plates 15, 18
Is set so as to be inserted between the holding pieces 15b and 18b. Therefore, when the electric wire is inserted into the body 5, the lock pieces 16a, 19a and the contact pieces 16b, 19b
The wire is clamped between the wire and the holding pieces 15b, 18b of the terminal plates 15, 18, and the tips of the locking pieces 16a, 19a bite into the core wires of the wires to prevent the locking.
a, 19a and the contact pieces 16b, 19b establish electrical connection between the core wires of the electric wires and the terminal plates 15, 18. A terminal of this type, which can connect an electric wire without using a terminal screw by using the spring force of the locking springs 16 and 19, is called a quick connection terminal.

The release buttons 17 and 21 are formed using a thermosetting resin such as urea resin, and are stored in the respective terminal storage chambers 13 and 14 of the body 5b with the rear portions facing the release holes. Part of the release buttons 17 and 21 is the lock spring 1
6, 19 can be in contact with the lock pieces 16a, 19a,
By pressing the release buttons 17 and 21 with the tip of a tool such as a flathead screwdriver through the release hole, the locking piece 16 is pressed.
a, 19a to the holding pieces 15b, 18 of the terminal plates 15, 18
b, the holding force of the electric wire is weakened, and the electric wire can be pulled out in this state. Here, the release buttons 17, 21
Is a pair of locking springs 1 corresponding to the terminal plates 15 and 18, respectively.
6 and 19, and each terminal board 1
The locking pieces 16a and 19a of the two locking springs 16 and 19 corresponding to 5 and 18 can be pressed simultaneously.

The terminal plate 18 accommodated in the terminal accommodating chamber 14 is integrally formed with a contact holding piece 18d inserted into the central accommodating chamber 23. A fixed contact (not shown) is provided therein. The contact piece 1 of the terminal plate 15 stored in the terminal storage chamber 13
A support piece 15e is formed at the tip of 5c along the inner peripheral surface of the rear wall of the central storage chamber 23. Support piece 15
A fulcrum projection 15f bent in a letter shape is formed at the tip of e. The rear surface of the central piece 24a of the switch 24 made of a U-shaped conductive plate abuts on the fulcrum projection 15f.

The opening / closing element 24 has side pieces 24b and 24c formed at both ends of a central piece 24a, and is arranged to be swingable in a central storage chamber 23 around a fulcrum projection 22. The central storage chamber 23 has ribs 23a, 23a protruding from the inner surfaces of both side walls in the lateral direction of the body 5b, and the ribs 23a, 23a
Accordingly, the movement of the opening / closing member 24 in the lateral direction of the body 5b is restricted. A protrusion 2 is provided on the side edge of the side piece 24b of the switch 24.
4d is projected, and the projection 24d is locked with the rib 23a, so that the swing range of the switch 24 is restricted.

The switching element 24 is arranged so as to face the contact holding piece 18d, and a portion of one of the side pieces 24b facing the fixed contact (not shown) provided on the contact holding piece 18d, together with the fixed contact. A movable contact 29 constituting a contact is provided. That is, when the switch 24 swings, the movable contact 29 comes into contact with and separates from the fixed contact, and the terminal plate 15
And the terminal plate 18 are electrically connected and separated. In short, the switch body 1 constitutes a contact of a single-pole switch (a so-called one-sided switch) used for single-pole single-throw with one fixed contact and one movable contact 29. For example, the contact is a power supply and a load. The switch can be used as a one-way switch for turning on and off the power supply to the load by inserting between the switches.

As described above, the pair of lock springs 16, 19 accommodated in the terminal accommodating chambers 13, 14 are arranged corresponding to one terminal plate 15, 18, respectively. The lock springs 16 and 19 are each electrically connected. That is, two locking springs 16 corresponding to the terminal plate 15 stored in the terminal storage chamber 13 by opening and closing the contacts, and two locking springs 19 corresponding to the terminal plate 18 stored in the terminal storage chamber 14. Since the conduction and non-conduction are simultaneously switched, one of the two lock springs 16 and 19 can be used as a terminal for the feed wiring.

By the way, the contact constitutes the switch mechanism together with the reversing spring 30 and the reversing handle 31 provided for swinging the switch 24. The reversing spring 30 is a coil spring, one end of which is a central piece 24a of the switch 24.
And a space surrounded by both side pieces 24b and 24c,
The other end is housed in the reversing handle 31.

The reversing handle 31 is made of a synthetic resin and has a rectangular through hole 32 formed through the front surface of the cover 5a.
Through the cover 5a. Reinforcing ridges 34 projecting forward around the entire periphery of the through hole 32 in the cover 5a are formed. The reinforcing ridge 34 increases rigidity while forming the through hole 32 having a relatively large area. Can be kept. Further, a semicircular bearing base 35 projects forward at an intermediate portion of a portion along the longitudinal direction of the reinforcing ridge 34, and the bearing base 35 has a bearing part 33 opened rearward.
Are formed.

A triangular fulcrum projection 31b having a tapered front end protrudes from both lateral sides of the reversing handle 31, and the fulcrum projection 31b is pivotally supported by the bearing 33. Thus, the reversing handle 31 is swingably attached to the cover 5a. That is, by inserting the reversing handle 31 into the through hole 32 of the cover 5a from behind and inserting the fulcrum projection 31b into the bearing portion 33,
The reversing handle 31 can swing freely with respect to the cover 5a. As described above, the reversing handle 31 is connected to the switch 24 via the reversing spring 30. When the reversing handle 31 swings, the reversing handle 30 passes through a position where the reversing spring 30 is most compressed in the middle of the swing range. Before and after this position, the direction of the spring force acting on the switching element 24 from the reversing spring 30 is reversed, and the switching element 24 is rapidly moved by the spring force of the reversing spring 30.

On the front side of the reversing handle 31, a rectangular parallelepiped synthetic resin operating handle 43 having a rear opening is detachably attached. Here, the reversing handle 31
On one side surface in the longitudinal direction, one engagement claw 31c is projected, and on the other side, a pair of engagement claws 31c, 31c is projected. A connecting leg (not shown) whose portion is locked to the rear edge of each engaging claw 31c is projected. The operation handle 4
On the rear surface of the handle 3, there are provided ribs projecting from the front surface of the reversing handle 31 and both side surfaces in the longitudinal direction in a state where the distal end of the connecting leg is locked to the rear edge of each engaging claw 31c. The rattling of the operation handle 43 can be prevented. Thus, the operation handle 43 can be easily coupled to the reversing handle 31 without using a separate member such as a screw, and the assembling work is facilitated.

When the operation handle 43 is attached to the reversing handle 31 of the switch body 1, the operation handle 43 is pressed alternately to push the operation handle 4.
The reversing handle 31 rotates every time the pushing operation is performed.

As described above, the container body 5 includes a synthetic resin body 5b having a front opening, a synthetic resin cover 5a disposed on the front side of the body 5b, and a body 5b.
An assembly projection 6 formed so as to straddle the body 5b and the cover 5a has two assembly holes 4 and 4 fitted so that the body 5b and the cover 5a are not separated from each other, and is held by the body 5b and the cover 5a. It is formed of a pair of synthetic frames 3 and 3 made of synthetic resin. The assembly protrusions 6 are formed on both sides in the longitudinal direction of the body. Here, each assembling protrusion 6 is formed by two assembling protrusions 6b respectively formed on both sides in the longitudinal direction of the body 5b and two assembling protrusions 6a formed respectively on both sides in the longitudinal direction of the cover 5a. And two assembly projections 6a and 6b which are located along the front-rear direction and abut against each other. Note that the assembly protrusion 6 formed on the body 5b is formed.
The front edge of “b” projects forward from the front edge of the body 5b. In addition, adjacent assembly protrusions 6b,
The base end portions 6b are connected to each other, and the connected portions protrude forward from the front end edge of the body 5b. On the other hand, a notch corresponding to the connected portion is provided on the rear edge of the cover 5a. As shown in FIGS. 4 to 6, the assembling frame 3 has a hook claw 3 d which engages with an engaging recess 6 d provided at the base end of the assembling protrusion 6 in a state where the assembling protrusion 6 is fitted into the assembling hole 4. An engaging leg 3a provided at the distal end is protruded. That is, the assembly hole 4 of the assembly frame 3 is
The engaging leg 3a bends along the side edge of the assembling protrusion 6 only by applying a force so as to fit the engaging leg 3a.
Are easily engaged with the engaging recesses 6d, so that the work of caulking (spreading) the tip of each leg of the metal assembly frame as in the related art is unnecessary, and the assembly work is easy. become. Further, the hook 3d of the engaging leg 3a is
By engaging with d, the assembly frame 3 is prevented from coming off, so that the coupling force between the body 5b and the cover 5a can be increased, so that the size of the assembly frame 3 can be reduced.

Here, a plurality of press-fitting ribs 9 are provided in a row on the inner peripheral surface of the assembling hole 4 to press against the assembling protrusion 6. Here, the press-fit ribs 9 are provided so as to be spaced apart in the circumferential direction. Since the plurality of press-fitting ribs 9 protrude from the inner peripheral surface of the assembling hole 4, the assembling frame 3 and the assembling protrusion 6 are brought into pressure contact with each other, so that the coupling force between the body 5b and the cover 5a is formed. Can be increased. In addition, a partition piece 3 c that partitions the two assembly holes 4, 4 in the assembly frame 3 is sandwiched between two adjacent assembly protrusions 6, 6.

By the way, the switch body 1 has a rectangular opening window, and has a mounting frame (refer to FIGS. 8 to 11 to be described later) used for an embedded wiring device having a device mounting portion at a portion along the longitudinal direction of the opening window. To the plate frame 50). On the other hand, the assembling projections 6 are formed in pairs on the surfaces of the mounting frame facing the portion along the longitudinal direction of the opening window, respectively. A pair of mounting claws as mounting portions for mounting on the device mounting portions (holding grooves 57a, 57b provided on the plate frame 50) provided on the mounting frame are provided on a surface facing a portion along the longitudinal direction of the window. 8, 8 are protrudingly provided. A guide surface 8a is formed at the front end of the mounting claw 8 such that the guide surface 8a is inclined so that the amount of protrusion from the assembly frame 3 decreases toward the front. Further, from the front end edge of the assembly frame 3, a receiving piece 3b whose rear surface is in contact with the front surface of the cover 5a is formed continuously and integrally.

On the base end side of the side edge of the assembling protrusion 6, a hook 3d of the engaging leg 3a can be engaged without the assembling protrusion 6 being fitted into the assembling hole 4 as shown in FIG. Since the temporary holding concave portion 6c for temporary holding is formed, the assembly frame 3 can be temporarily held on the body 5b, and the assembling work is facilitated.

Hereinafter, a procedure for assembling the switch device will be briefly described. First, a pair of locking springs 16 and 19 are respectively stored in the terminal storage chambers 13 and 14 of the body 5b.
After the release buttons 17 and 21 and the terminal plates 15 and 18 are stored, the switch 24 is stored in the central storage chamber 23, and the reversing handle 31 containing the other end of the reversing spring 30 is attached to the reversing spring 30. After assembling into the body 5b such that the one end thereof is in contact with the central piece 24a of the opening / closing element 24, the hook 3d of the engaging leg 3a of the assembly frame 3 is engaged with the temporary holding recess 6c, and then the cover 5a Is brought into contact with the body 5b from the front side of the body 5b, the assembly protrusion 6 is pressed into the assembly hole 4 of the assembly frame 3, and the hook 3d of the engaging leg 3a of the assembly frame 3 is engaged with the engagement recess 6d. The body 5b and the cover 5
and a. At this time, the switch 24 and the reversing handle 3
1 and the reversing spring 30 is pressed and deflected.
The fulcrum projection 31b of the reversing handle 31 is pressed against the bearing portion 33 of the bearing base 35 by the spring force of. Thereafter, the operation handle 43 may be attached from the front of the reversing handle 41.

The operation of the switch body 1 will be briefly described below. One end (the upper end in FIG. 2) of the operation handle 43 is turned down (the upper end in FIG. 2 has a smaller amount of protrusion from the cover 5a than the other end).
When a pressing force is applied to the other end (the lower end in FIG. 2) of the operation handle 43 from a state where the contact is in contact with the fixed contact, that is, a state where the contact is closed, the reversing handle 31
Is rotated about the front end of the fulcrum projection 31b, the reversing spring 30 is reversed, the switch 24 is reversed, the movable contact 29 is separated from the fixed contact, and the contact is kept open.

When the contacts are open, the operating handle 43 and the reversing handle 31 have their lower ends in FIG. 2 turned down and their upper ends raised, so that the one end of the operating handle 43 (FIG. 2). When the pressing force is applied to the upper end of the movable contact 29, the reversing handle 31 is rotated, and the movable contact 29 is brought into contact with the fixed contact via the reversing spring 30. In short, in the switch device of the present embodiment, the contact is opened and closed each time the operation handle 43 is pressed. A push position indicating projection 43a is provided at the one end of the front surface of the operation handle 43 to protrude therefrom.
It is shown that the end to which a pressing force should be applied when the power is turned off when the switch is used as a one-side switch for turning on / off the power is the pressing position indicating projection 43a side. In order to attach the above-described switch device to a construction surface such as a wall, FIG.
And the plate 2 shown in FIG. Plate 2
Is composed of a plate frame 50 serving as a mounting frame for holding the body 5, and a decorative plate 60 covering the plate frame 50.

The plate frame 50 is made of synthetic resin and has an insulating property. By operating the left and right ends of the pair of upper and lower frame pieces 53a, 53b continuously and integrally by a horizontal piece 52, the operation is performed. It is formed in a horizontally long rectangular frame shape having a rectangular opening window 51 for exposing the front surface of the handle 43 at the center. A strip-shaped fixed beam portion 54 and a movable beam portion 55 are provided on the rear surfaces of both side edges along the longitudinal direction of the opening window 51 so as to face each other.

The movable beam portion 55 is continuously and integrally connected to the frame piece 53b via a connection portion 55a extending in the longitudinal direction of the movable beam portion 55 at both ends in the longitudinal direction. It is continuously and integrally connected to the frame piece 53b via a bridge portion 55b in a direction orthogonal to the portion 55. In addition, a portion between each connecting portion 55a and each bridge portion 55b and a portion between both bridge portions 55b are slits 56a through
56c. The synthetic resin forming the plate frame 50 has flexibility, and the movable beam portion 55 and the connecting portion 55a are flexible. The slits 56a and 56c on both sides are L
The slit 56b in the middle part is formed in a straight line. Each bridge portion 55 in the frame piece 53b
In the vicinity of b, elongated grooves 55c penetrating from the front and back are provided so that the movable beam portion 55 is flexible even at a portion corresponding to the bridge portion 55b.

On the other hand, one surface of the fixed beam portion 54 and the movable beam portion 55 facing the opening window 51 is provided as an instrument mounting portion which engages with a pair of mounting claws 8 projecting from both sides of the body 5. The six holding grooves 57a, 57b (see FIG. 11) are provided at equal intervals. Accordingly, when the mounting claws 8 provided on the assembly frame 3 are engaged with the respective holding grooves 57a and 57b with the concave and convex,
The body 5 can be attached to the plate frame 50 with the front surface of the operation handle 43 exposed from the opening window 51. Also, the base of the fixed beam portion 54 and the movable beam portion 55 is in contact with the front surface of the container body 5 (the front surface of the receiving piece 3b of the assembly frame 3) so that the container body 5 does not fall forward from the plate frame 50. Contact portions 54d and 55d (see FIG. 11) are formed.
That is, the front surface of the container 5 abuts against the contact portions 54d and 55d, and the rear surface of the mounting claw 8 is locked by the holding grooves 57a and 57b, so that the container 5 is attached to the plate frame 50. Here, the opening window 5 of the fixed beam portion 54 and the movable beam portion 55
The mounting claw 8 of the body 5 is provided with a holding groove 57a, 57b from the rear side of the plate frame 50 at each end portion on one surface facing the frame 1.
In order to guide the mounting claws 8 into the holding grooves 57a and 57b when introducing them, there are provided guiding portions 57c and 57d having inclined surfaces that are inclined so as to increase the distance from each other toward the distal end.

However, in order to attach the body 5 (switch body 1) to the plate frame 50, the body 5 is inserted from behind the plate frame 50 as shown in FIGS. 5 is engaged with the holding groove 57a of the fixed beam portion 54, and the front end of the body 5 is substantially aligned with the opening window 51 so that the body 5 is attached to the plate frame 50. When pushed forward, the mounting claws 8 projecting from the other side surface of the body 5 bend the movable beam portion 55, and are attached by the guide surface 8a of the mounting claw 8 and the guide portion 57d provided on the movable beam portion 55. The claw 8 is driven into the holding groove 57b, and the mounting claw 8 can be easily engaged with the holding groove 57b.

As described above, since the connecting portion 55a is provided on the extension of the movable beam portion 55, when the body 5 is mounted on the plate frame 50, the body 5 is pushed rearward from the front side. Even if pressure acts, the movable beam portion 55 is
The holding grooves 57a, 57b.
The mounting claw 8 of the body 5 does not come off from the position b. Thereby, the mounting strength of the container 5 to the plate frame 50 can be improved.

On the other hand, the base of the fixed beam portion 54 is provided with an instrument removing hole 54c penetrating between the pair of adjacent holding grooves 57a on the front and back of the plate frame 50. In a state where the jig is attached to the jig, a tip of a screwdriver or a jig dedicated to disassembly is inserted into the instrument removing hole 54c, and the body 5 is pushed toward the movable beam portion 55 with the tip of the jig. The movable beam portion 55 can be bent by an appropriate force, and the holding groove 57a on the fixed beam portion 54 side and the mounting claw 8 of the body 5
And the container 5 can be detached from the plate frame 50 by releasing the engagement state.

Incidentally, the plate frame 50 is fixed to the fixed beam portion 54.
And three pairs of holding grooves 57a and 57
b, and the body 5 has a pair of mounting claws 8 on each side surface. The interval between the mounting claws 8 provided on the body 5 is
Holding grooves 57a, 5 adjacent to each other
The pitch corresponds to the pitch between 7b, and the dimensions are set so that up to three pieces of the container 5 shown in FIG. 1 can be attached to the plate frame 50 described above. That is,
The plate frame 50 is for three, and the body 5 can be attached to the three plate frames 50 (three operation handles as shown by a two-dot chain line in FIG. 8). 43 allows the opening window 51 to be substantially closed. Therefore, the vessel 5 having such dimensions is referred to as a vessel 5 having unit dimensions.

By defining the relative mounting dimensions of the container 5 and the plate frame 50 as described above, the plate frame 50 can be provided with an arbitrary number of unit-sized units 5 in the range of 1 to 3 units. It becomes possible to be attached. In addition, each holding groove 5
7a and 57b are provided at equal intervals, so that if the container 5 has a unit size, the plate frame 50 can be formed using any two holding grooves 57a and 57b adjacent to the fixed beam portion 54 and the movable beam portion 55. Can be attached to

In order to mount the plate frame 50 on which the body 5 is mounted to a wall surface or the like, each horizontal piece 52 of the plate frame 50 is mounted on an embedding box (not shown) embedded in the wall surface. Hole 58a through which a box screw 58a for inserting a box screw and a screw for inserting a screw for directly attaching the plate frame 50 to a construction surface such as a wall surface are inserted.
8b, and a scissor fitting locking hole 58c for locking a scissor fitting (not shown) used when attaching to a wall panel or the like forming a construction surface.

Further, at four corners of the plate frame 50, there are provided decorative plate locking holes 59 for locking the locking projections 63 protruding from the rear surface of the decorative plate 60. By inserting and locking the stop projection 63, the decorative plate 60 can be detachably attached so as to cover the front surface of the plate frame 50.

The decorative plate 60 is formed using a synthetic resin having an insulating property.
The front plate 61 is formed in a substantially box shape in which a rectangular front plate 61 covering the front surface of the front plate 61 and a side wall 62 projecting rearward from the periphery of the front plate 61 over the entire periphery are formed continuously and integrally. The above-described locking projections 63 for coupling to the plate frame 50 are provided at four corners on the rear surface side of the front plate 61. In addition, an opening window 61 a that exposes the front surface of the container body 5 attached to the plate frame 50 is provided at the center of the front plate 61.

The distance between the opposing surfaces of the side wall 62 of the decorative plate 60 is larger than the width of the corresponding portion of the plate frame 50. That is, when the decorative plate 60 is attached to the front side of the plate frame 50 disposed on the construction surface, the plate frame 50 fits inside the decorative plate 60, and the leading edge of the side wall 62 of the decorative plate 60 is substantially flush with the construction surface. Abut As a result, the butted surface of the plate frame 50 and the decorative plate 60 does not protrude forward from the construction surface, and the line of the butted portion is hardly seen from the side surface, and the appearance is improved. In addition, a plurality of rows of regulating ribs 64 are provided on the inner side surface of the side wall 62 of the decorative plate 60 to contact the side surface of the plate frame 50 and prevent the decorative plate 60 from being displaced with respect to the plate frame 50.

By the way, both frame pieces 53 of the plate frame 50
On the outer side surfaces of a and 53b, there are formed an inclined surface 53c that is inclined so as to protrude outward toward the rear, and a protruding portion 53d that protrudes outward continuously from the inclined surface 53c. Further, ribs 69 whose rear end surfaces are in contact with the front surface of the overhang portion 53d project from the inner side surfaces of the upper and lower side walls 62 of the decorative plate 60, and the play of the decorative plate 60 is prevented by the ribs 69. When the decorative plate 60 is mounted on the plate frame 50, the regulating ribs 64 of the decorative plate 60 are guided by the inclined surfaces 53c formed on the frame pieces 53a and 53b of the plate frame 50, so that the mounting is easy.

One of the upper and lower side walls 62 of the decorative plate 60
Is provided with a pair of cutouts 66. When a jig (eg, the tip of a flathead screwdriver) is inserted into the cutouts 66 and a force is applied in a direction (forward) for separating the decorative plate 60 from the plate frame 50, The engagement between the locking projection 63 of the decorative plate 60 and the decorative plate locking hole 59 of the plate frame 50 is released, and the decorative plate 60 is removed from the plate frame 50.
Can be removed from. Frame piece 53 of plate frame 50
The inclined surface 53c is located at a position corresponding to the notch 66 in FIG.
A relief portion 65 that is recessed further inward is provided so that the jig inserted into the notch portion 66 can be released and inserted to the back, and it is easy to apply a force when removing the decorative plate 60. . Further, a rib 67 thinner than the overhang 53 d extends from the rear end of the escape portion 65 to such an extent that the rib 67 does not protrude from the cutout 66 of the decorative plate 60. In other words, there is a possibility that the jig inserted into the notch 66 may be damaged by applying force with the portion contacting the construction surface as a fulcrum, but the jig inserted into the notch 66 is provided with the rib 67. The jig contacts the rib 67,
When the decorative plate 60 is detached from the plate frame 50, it is possible to prevent the jig from damaging the construction surface.

On the rear side of the decorative plate 60, projecting strips 6 fitted into three slits 56a to 56c provided in the plate frame 50 when attached to the plate frame 50, respectively.
8a to 68c are arranged in line. Here, each ridge 68a
６８68c is the size of each slit 56a of the plate frame 50.
The slits 56a to 56c are inserted into the slits 56a to 56c.
Are set so that only a small gap is formed between the inner peripheral surface of each of the projections 68a and 68c. That is,
The decorative plate 60 is attached to the plate frame 50 to which the container 5 is attached.
In the state in which is attached, three protruding strips 68a to 68c are fitted into the respective slits 56a to 56c of the plate frame 50,
The inner peripheral surfaces of the slits 56a to 56c and the respective ridges 68a to 68
Since only a small gap is formed between the movable beam 8c and the movable frame 8c, the movement (bending) of the movable beam 55 of the plate frame 50 is restricted. As a result, even when an impact is applied by the operation of the operation handle 43, since the movement of the movable beam portion 55 is regulated as described above, the mounting claw 8, the fixed beam portion 54, and the movable beam portion 55 holding grooves 57a, 57
This makes it difficult to release the engagement state with b.

In the switch device of the present embodiment, the size of the operation handle 43 in the direction along the longitudinal direction of the opening window 61a of the decorative plate 60 is formed to be approximately one-third the size of the longitudinal direction of the opening window 61a. In this case, three switch devices can be mounted side by side in the longitudinal direction of the plate frame 50.

(Embodiment 2) FIGS. 12 to 14 show a switch device of this embodiment. The basic configuration of the switch device of the present embodiment is almost the same as that of the switch device of the first embodiment, and the size of the operation handle 43 and the like are different from those of the first embodiment. Note that the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

The operation handle 43 in this embodiment is
As shown in FIG. 15, the opening window 51 of the plate frame 50 (and the opening window 61a of the decorative plate 60) has substantially the same size. That is, in the present embodiment, the length of the operation handle 43 in the longitudinal direction is substantially equal to the length of the opening window 51, and the width of the operation handle 43 in the short direction is set substantially equal to the length of the opening window 51 in the short direction. Operation handle 43 compared to the reversing handle 31
Can be formed in relatively large dimensions, and the operability of the switch device can be improved. In addition, since the operation surface of the operation handle 43 looks large, the line handle 45 extending in the longitudinal direction of the opening window 61a is attached to one end of the operation handle 43, thereby making the operation handle 43 slim and compact. Show and look good.

Here, a mounting groove 44 running along the longitudinal direction of the operating handle 43 is formed at one end of the operating handle 43, and a band-shaped line plate 45 is covered with the mounting groove 44. You. An elongated pressing position indicating projection 43b is protruded from a substantially central bottom surface in the longitudinal direction of the mounting groove 44, and an operation handle 43 is provided at both ends and an intermediate portion of the mounting groove 44.
Are formed, and a recess (not shown) is formed in the back of the connecting hole 43a formed at one end of the mounting groove 44.

The line plate 45 is made of a synthetic resin, and has an insertion hole 46 for inserting the push position indicating projection 43b at substantially the center.
A protrusion 47 is provided at one end in the longitudinal direction, the protrusion 47 being engaged with the recess provided at one end of the mounting groove 44. From both ends in the width direction of the line plate 45, connecting legs 48 that engage with the connecting holes 43d to 43f project rearward. When attaching the line plate 45 to the operation handle 43, first, the projection 47 provided on one end side of the line plate 45 is inserted into the coupling hole 43c of the operation handle 43, and the projection 47 is used as a fulcrum. The line plate 45 is rotated so that the other end of the line 45 approaches the mounting groove 44, and the connecting leg 48 of the line plate 45 is
~ 43f, the line plate 45
Is attached to the operation handle 43. The push position indicating projection 43 b has a distal end projecting from the front surface of the operation handle 43 through the insertion hole 46 of the line plate 45. The push position indicating protrusion 43b has the same function as the push position indicating protrusion 43a described in the first embodiment.

(Embodiment 3) FIGS. 16 to 18 show a switch device of this embodiment. The basic configuration of the switch device of the present embodiment is almost the same as that of the switch device of the second embodiment, and the size of the operation handle 43, the shape of the assembly frame 3, and the like are different from those of the second embodiment. Note that the same components as those in the second embodiment are denoted by the same reference numerals, and description thereof is omitted.

The operation handle 43 in this embodiment is
As shown in FIG. 19, it is formed in such a size that the opening window 51 of the plate frame 50 is covered by two pieces. Therefore, also in the present embodiment, the operation handle 43 can be formed in a relatively large size as compared with the reversing handle 31, and the operability of the switch device can be improved. In addition, similarly to the second embodiment, the operation handle 43 in the present embodiment also includes a line plate 45 extending in the direction along the longitudinal direction of the opening window 61a of the decorative plate 60 (the opening window 51 of the plate frame 50). Attached to one end.

By the way, in this embodiment, the dimensions of the body 5b and the cover 5a are set to be substantially the same as those of the first embodiment, and the center of the front surface of the operation handle 43 is overlapped with the center of the front surface of the reversing handle 31. Although the size of the side along the longitudinal direction of the opening window 51 in the operation handle 43 is attached to the operation handle 4 in the first embodiment,
3 is formed to a size approximately 1.5 times as large as the corresponding side of the mounting frame 3. When the assembly frame 3 in the first embodiment is used, the position of the mounting claw 8 is shifted from the position of the holding grooves 57 a and 57 b of the plate frame 50. Therefore, the container 5 cannot be attached to the plate frame 50.

Therefore, in the present embodiment, the extension pieces 3d projecting along the short direction of the cover 5a are provided on both side edges of the front part of the assembly frame 3, and the mounting claws 8 are provided on the extension pieces 3d. Thus, the pitch of the pair of mounting claws 8, 8 is wider than in the first embodiment. In short, the center position of the switch body 1 in the direction along the longitudinal direction of the opening window 51 is
The body 5 is aligned with the center of the
At a mounting pitch such that the mounting claws 8 can be mounted on the assembling frame 3, mounting claws 8 protrude from the extending pieces 3 d provided on the assembly frame 3. 17 and 18, the positions of the mounting claws 8, 8 in the first embodiment are indicated by two-dot chain lines. Therefore, the switch body 1 locks the mounting claw 8 in the holding grooves 57a and 57b on both sides of the three adjacent holding grooves 57a and 57b provided in the frame pieces 53a and 53b of the plate frame 50, respectively. It can be attached to any of the upper and lower attachment positions of the plate frame 50.

(Embodiment 4) A switch device according to the present embodiment is a push button switch having a configuration shown in FIGS. 20 to 22. As in Embodiment 1, a body 5b made of synthetic resin and a cover made of synthetic resin are provided. 5a and a pair of synthetic resin frame 3
And the container 5 are formed. Note that the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

In the cover 5a of this embodiment, the movable contact 29 of the opening / closing element 24 'is provided each time one end (the lower end in FIG. 21) of the operation handle 43' as the operation part on the front side of the body 5 is pressed. A drive unit (not shown) for driving the switch 24 ′ such that the switch 24 ′ alternately repeats a state of contacting with and away from the fixed contact 25 provided on the contact holding piece 18 d of the terminal plate 18.
Is stored. The operating handle 43 'in the present embodiment is a push button switch for pressing the lower end in FIG. 21, and a circular pressing position indicating recess 43g for indicating a position to be pressed is formed on the front surface of the operating hand 43'. Have been. In this embodiment, as in the first embodiment, the dimensions of the container body 5 are formed to be unit dimensions, and the dimensions of the front surface of the operation handle 43 'are formed to be substantially the same as the first embodiment. In addition, fixed contact 25 and movable contact 29
The contact consisting of and constitutes a switch mechanism together with the drive unit provided to swing the switch 24 '.

(Embodiment 5) The switch device of this embodiment has the configuration shown in FIGS. The switch device of the present embodiment is a so-called tumbler switch, in which fulcrum protrusions 31b projecting from both side surfaces in the short direction of an operation handle 43 "as an operation portion are provided on the inner surface of the protrusion 5c of the cover 5a. By being inserted into the portion 33 from behind, the operation handle 43 ″ can swing freely with respect to the cover 5a. That is, a part of the operation handle 43 ″ supported on the front side of the body 5 so as to be swingable with respect to the cover 5 a protrudes from the opening surface of the cover 5 a, and one end of the operation surface of the operation handle 43 ″ is formed. By pressing the switch 24
The movable contact 29 provided on the terminal plate 18 comes into contact with and separates from the fixed contact 25 provided on the terminal plate 18. Note that the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Further, the contact including the fixed contact 25 and the movable contact 29 constitutes a switch mechanism together with the reversing spring 30 and the operating handle 43 provided for swinging the switch 24.

The dimensions of the vessel 5 in the present embodiment are determined by the mounting frame for a large-sized continuous wiring device (see JISC 8375).
It is formed in a unit size that can be attached to up to three mounting frames (metal mounting frame, synthetic resin mounting frame) used when constructing an embedded wiring device referred to as "mounting device". The mounting frame has a rectangular opening window, and the dimension of the body 5 in the lateral direction is the mounting frame (metal mounting frame, synthetic resin mounting frame) used when installing the embedded wiring device. It is formed to a size that allows up to three attachments. That is, the dimension in the short direction of the body 5 of the switch device of the present embodiment is approximately one third of the dimension in the longitudinal direction of the opening window of the mounting frame. This size is referred to as "one module size", similarly to the large angle continuous wiring device.

The cover 5a in the present embodiment is composed of an abutment 5c formed at a central portion in the longitudinal direction, and shoulders 5d, 5d formed on both sides of the abutment 5c, respectively. An assembly protrusion 6a similar to that of the first embodiment is formed in the second embodiment. The assembly protrusion 6a forms an assembly protrusion 6 together with the assembly protrusion 6b provided on the body 5b, as in the first embodiment.

The assembling frame 3 according to the present embodiment includes a receiving piece 3b whose rear surface is in contact with the front surface of the shoulder 5d of the cover 5a.
A contact piece 7 that comes into contact with the side surface of the pedestal 5c is provided to protrude forward from the front end of the base 5c. Each contact piece 7 has a rectangular opening window 70a of a metal mounting frame 70 shown in FIG. A locking hole 7a is formed as an instrument mounting portion that can be engaged with holding claws 78a and 78b, which are instrument mounting portions provided at surrounding portions. Each of the assembling frames 3 is a mounting that can be engaged with holding holes 88a and 88b, which are instrument mounting portions provided at portions surrounding the rectangular opening windows 80a of the synthetic resin mounting frame 80 shown in FIGS. 28 and 29. A pair of claws 8 ′ is protruded. Here, the locking hole 7a forms a mounting portion for mounting to the metal mounting frame 70, and the holding holes 88a and 88b form mounting portions for mounting to the synthetic resin mounting frame 80.

As shown in FIG. 27, the metal mounting frame 70 is formed by continuously and integrally connecting upper ends and lower ends of a pair of frame pieces 71a, 71b with horizontal pieces 72, 72, respectively. 5 is formed in a vertically long rectangular frame shape having a rectangular opening window 70a at the center thereof for exposing the front surface (the front surface of the protruding base 5c). Each horizontal piece 72 of the metal mounting frame 70 has a box hole 73 through which a screw for mounting to an embedding box embedded in the construction surface such as a wall surface is inserted, and is directly attached to the construction surface such as a wall surface. Screw hole 74 through which a screw for inserting a decorative plate is inserted, and a plate screw hole 7 into which a plate screw for attaching a decorative plate is screwed.
6 are provided. In addition, each horizontal piece 72 is provided with a scissor fitting locking hole 75 for locking a scissor fitting used when attaching to a wall panel or the like forming a construction surface. The holding claws 78a, 78b which engage with the locking holes 7a, 7a provided in the body 5 (the contact piece 7 of the assembly frame 3) are provided on both frame pieces 71a, 71b along the longitudinal direction of the opening window 70a. Are provided respectively. In one of the frame pieces 71b, the holding claws 78b are supported from both sides by narrow support pieces 79,79. That is, when attaching the body 5 to the metal mounting frame 70, the holding claws 78a of the other frame piece 71a are first engaged with the locking holes 7a of the body 5, and a tool such as a flathead screwdriver is used. The body 5 is attached to the metal mounting frame 70 by engaging the holding claws 78b of the one frame piece 71b with the locking holes 7a of the body 5. In addition, three sets of a pair of holding claws 78a and 78b are provided on the metal mounting frame 70 so that three sets of the body 5 can be mounted side by side in a direction orthogonal to the longitudinal direction.

The synthetic resin mounting frame 80 has an insulating property,
As shown in FIGS. 28 and 29, a pair of frame pieces 81a,
The upper end and the lower end of 81b are each set to a horizontal piece 8
By being continuously and integrally connected at 2, 82, a rectangular opening window 80a for exposing the front surface of the container body 5 (the front surface of the protruding base 5c) is formed in a vertically long rectangular frame shape at the center. Each horizontal piece 82 of the synthetic resin mounting frame 80 has a box hole 83 through which screws for mounting to an embedding box embedded in the wall surface or the like are inserted, and is directly attached to the wall surface or the like. A screw insertion hole 84 into which a screw for inserting a decorative plate is inserted and a plate screw hole 86 into which a plate screw for attaching a decorative plate is screwed.
Further, each horizontal piece 82 is provided with a scissor fitting locking hole 85 for locking a scissor fitting used for mounting to a wall panel or the like forming a construction surface. On both frame pieces 81a and 81b along the longitudinal direction of the opening window 80a, there are holding holes 88a and 88b with which a pair of mounting claws 8 'projecting from each side surface of the container body 5 are engaged. An operation piece 87 that can bend so as to change the distance from the other frame piece 81a is formed on the frame piece 81b. The body 5 is attached to the synthetic resin mounting frame 80.
When attaching the housing 5 to the synthetic resin mounting frame 80 from behind the synthetic resin mounting frame 80, the operation piece 87 is bent, and the front surface of the protruding table 5c is opened.
The container body 5 can be attached to the synthetic resin mounting frame 80 in a form exposed from a. On the other hand, in order to remove the body 5 from the synthetic resin mounting frame 80, the operation piece 87 may be pryed with a tip portion such as a flathead screwdriver. In addition, a window hole for exposing the protruding base 5c of the container 5 is formed in the decorative plate.

In short, the synthetic resin assembly frame 3 is formed with the locking holes 7a for mounting on the metal mounting frame 70 and the mounting claws 8 'for mounting on the synthetic resin mounting frame 80. It can be constructed by the same construction method as an embedded wiring device such as an outlet, thereby facilitating construction work, and can be connected to an embedded wiring device such as an outlet.

[0067]

According to the first aspect of the present invention, the present invention can be mounted on a mounting frame used for an embedded wiring device having a rectangular opening window and having a device mounting portion at a portion along a longitudinal direction of the opening window. A container housing the contacts, and an operation unit provided on the front side of the body to open and close the contacts, wherein the container is disposed on the front side of the synthetic resin body having a front opening; A cover made of synthetic resin, and a pair of assembly projections formed so as to straddle the body and the cover, and having an assembly hole that is fitted so that the body and the cover are not separated from each other and held by the body and the cover. And a synthetic resin assembly frame, and since the body and cover can be joined using the synthetic resin assembly frame, a conventional metal assembly frame is used. Use a metal assembly frame, such as when joining the body and cover. Work becomes unnecessary to widen the front end portion of each leg piece that, there is an effect that assembling work is facilitated as compared with the prior art.

According to a second aspect of the present invention, in the first aspect of the present invention, a press-fit rib for pressing the assembly projection is provided on the inner peripheral surface of the assembly hole, so that the coupling force between the body and the cover is formed. And it is possible to prevent the assembly frame from coming off.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the assembly projection is formed on a surface of the mounting frame facing a portion along a longitudinal direction of the opening window, respectively. In the assembly frame, since a mounting portion for mounting to the mounting frame is formed, it can be constructed by the same construction method as the conventional embedded wiring device, and the construction work is facilitated. There is an effect that it is possible to connect with another embedded wiring device.

According to a fourth aspect of the present invention, in the first to third aspects of the present invention, each of the assembling protrusions is formed in a pair on a surface facing a portion of the mounting frame along the longitudinal direction of the opening window. Since each of the assembling frames is provided with two of the assembling holes, there is an effect that the coupling force between the body and the cover can be further increased.

According to a fifth aspect of the present invention, in the first to fourth aspects of the present invention, the assembly frame is provided at a base end of the assembly projection with the assembly projection fitted into the assembly hole. Since the engaging leg having the hooking claw that engages with the concave portion at the distal end portion is protrudingly provided, the assembly frame can be prevented from coming off, and the coupling force between the body and the cover can be further increased. There is an effect that the size of the device can be reduced.

According to a sixth aspect of the present invention, in accordance with the fifth aspect of the present invention, the temporary holding member is capable of engaging with the hooking claw on a side edge of the assembling projection in a state where the assembling projection is not fitted into the assembling hole. Since the temporary holding recess is formed in the body, the cover is arranged in a state where the hooks of the engaging legs of the assembly frame are engaged with the temporary holding recess in the temporary holding recess in the body during the assembly. After that, the hooking claws of the engaging legs may be engaged with the engaging concave portions, so that there is an effect that the assembling work is facilitated.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view illustrating a switch device according to a first embodiment.

FIG. 2 is a front view showing the same switch device.

FIG. 3 is a bottom view showing the same switch device.

FIG. 4 is an enlarged view of a main part of the switch device.

FIG. 5 is an enlarged sectional view of a main part of the above switch device.

FIG. 6 is an enlarged sectional view of a main part of the above switch device.

FIG. 7 is an explanatory diagram of a method of assembling the switch device of the above.

FIG. 8 is a front view of a plate frame to which the switch device is attached.

FIG. 9 is an exploded perspective view of a plate to which the switch device is attached.

FIG. 10 is an exploded perspective view of a plate to which the switch device is attached.

FIG. 11 is an explanatory diagram of how to attach the above switch device to a plate frame.

FIG. 12 is an exploded perspective view showing the switch device according to the second embodiment.

FIG. 13 is a front view of the switch device.

FIG. 14 is a side view of the switch device.

FIG. 15 is a front view of a plate frame to which the switch device is attached.

FIG. 16 is an exploded perspective view showing the switch device according to the third embodiment.

FIG. 17 is a front view of the switch device.

FIG. 18 is a side view of the switch device.

FIG. 19 is an explanatory diagram of a positional relationship between the switch device and a plate frame according to the embodiment.

FIG. 20 is an exploded perspective view illustrating a switch device according to a fourth embodiment.

FIG. 21 is a front view of the switch device.

FIG. 22 is a bottom view of the switch device.

FIG. 23 is a front view showing the switch device of the fifth embodiment.

FIG. 24 is a bottom view showing the same switch device.

FIG. 25 is a side view showing the same switch device.

FIG. 26 is an exploded perspective view showing the same switch device.

FIG. 27 is a perspective view of a metal mounting frame.

FIG. 28 is a perspective view of a synthetic resin mounting frame.

FIG. 29 is a front view of a mounting frame made of synthetic resin.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Switch body 3 Assembly frame 4 Assembly hole 5 Body 5b Body 5a Cover 6 Assembly protrusion 6a Assembly convex part 6b Assembly convex part

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Shoji Sakabe 1048 Odakadoma, Kadoma-shi, Osaka Matsushita Electric Works, Ltd. (72) Inventor Minoru Honda 1048 Odakadoma, Kadoma-shi, Osaka Matsushita Electric Works, Ltd. (72) Inventor Kimio Kusama 1048 Kadoma Kadoma, Osaka Prefecture Matsushita Electric Works Co., Ltd. (72) Inventor Ken Suzuki 1285 Gomono, Misato-mura, Aki-gun, Mie Prefecture F-term (reference) 5G035 AA09 CB04 5G052 AA11 BB03 HA18 HB04

Claims (6)

[Claims] 1. A container body having a rectangular opening window and having a contact point accommodated in a mounting frame used for an embedded wiring device having an appliance mounting portion at a portion along a longitudinal direction of the opening window. And an operation unit provided on the front side of the body to open and close the contacts, wherein the body is made of a synthetic resin body with a front opening, and a synthetic resin cover disposed on the front side of the body. And a pair of synthetic resin assembly frames having an assembly hole formed so as to extend over the body and the cover so that the assembly and the cover are not separated from each other and held by the body and the cover. A switch device characterized by being formed by: 2. The switch device according to claim 1, wherein a press-fitting rib is provided on an inner peripheral surface of the assembly hole so as to press against the assembly protrusion. 3. The mounting projection is formed on a surface of the mounting frame facing a portion of the mounting window along the longitudinal direction of the opening window, and the mounting frame has a mounting portion for mounting to the mounting frame. The switch device according to claim 1, wherein the switch device is formed. 4. A pair of the assembly protrusions are formed on a surface facing a portion of the mounting frame along the longitudinal direction of the opening window, and each of the assembly frames has two of the assembly holes. The switch device according to claim 1, wherein the switch device is provided. 5. An assembling frame having a hook at a distal end having a hooking claw for engaging an engaging recess provided at a base end of the assembling projection in a state where the assembling projection is fitted into the assembling hole. The switch device according to claim 1, wherein the switch device is provided. 6. A temporary holding recess for temporary holding, which is engageable with the hooking claw in a state where the assembly protrusion is not fitted into the assembly hole, is formed on a side edge of the assembly protrusion. The switch device according to claim 5, wherein