JPH11238446A - Circuit breaker housing device with plug socket - Google Patents

Abstract

PROBLEM TO BE SOLVED: To firmly mount a plug socket on a box by arranging a plug socket support member between the side surface of a circuit breaker and the inside surface of the box in the state where it abuts with the bottom surface of the box, the side surface of the circuit breaker, and the inside surface of the box. SOLUTION: A plug socket support member 3 is formed in a substantially U-shaped section by bending a metal plate, and it has a mounting window 3a and leg pieces 3b, 3c suspended from both end surfaces thereof so as to be mutually opposed. A mounting piece 3f bent to the inside is provided on the lower part of the leg piece 3b, and a mounting screw inserted thereto is screwed to the screw hole of a boss protrusively provided on the bottom face of a case, whereby the plug socket support member 3 is fixed to the case bottom face. One leg piece 3b is brought into contact with the side surface of a circuit breaker, the other leg piece 3c is abutted with the inside surface of the case, and the lower ends of both the leg pieces 3b, 3c are abutted with the bottom face of the case.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a breaker storage device with an outlet in which an outlet and a breaker are stored in a box having an open surface.

[0002]

2. Description of the Related Art Conventionally, only a circuit breaker is housed in a box body, and an outlet connected from a secondary side of the circuit breaker via a wire conductor is hung on an electric wire as it is and arranged. I have. However, in this type of structure, when inserting the power plug of the electric device, it is necessary to hold the outlet with one hand, and it is difficult to insert the power plug of the electric device.

To solve this problem, there has been proposed a socket in which an outlet is fixed with a metal fitting so that a plug insertion port is located on an opening surface of a box body (see Japanese Patent Application Laid-Open No. 6-165338). The metal fittings described in the above publication are such that the screw insertion holes on both sides in the longitudinal direction are aligned with the cylindrical screw holes of the box, and are fixed in the box by screws.

[0004]

In the above-mentioned conventional example, when plugging in the power supply of the electric appliance, it is not necessary to hold the outlet with one hand, and the plug can be easily inserted into the outlet. However, since the socket for attaching the outlet is only fixed with screws so that the screw insertion holes at both ends in the longitudinal direction are aligned with the cylindrical screw holes of the box, the outlet cannot be firmly attached, and There is a problem that the outlet may be loose when plugging in the plug.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems, and an object of the present invention is to provide a breaker accommodating device with an outlet which can firmly attach an outlet to a box.

[0006]

To achieve the above object, according to the present invention, there is provided a circuit breaker, an outlet electrically connected to a secondary side of the circuit breaker, and an opening on one side. An outlet supporting member for attaching the outlet to a box to be connected, wherein the outlet supporting member is provided between the side surface of the circuit breaker and the inner surface of the box, and the bottom surface of the box and the circuit. It is characterized in that it is disposed so as to be in contact with the side surface of the circuit breaker and the inner surface of the box, and the outlet support member with the outlet attached is in contact with the side of the circuit breaker and the inner surface of the box. The outlet support member can be firmly attached to the box body.

According to a second aspect of the present invention, in the first aspect of the present invention, the outlet supporting member has a leg piece in surface contact with the side surface on the circuit breaker side and a leg piece in surface contact with the inner side surface of the box. Wherein the ends of the two leg pieces are brought into contact with the bottom surface of the box body, thereby facilitating the routing of the electric wire connecting the outlet and the secondary side of the circuit breaker. According to a third aspect of the present invention, in the second aspect of the present invention, a positioning piece protruding inward and substantially abutting on both ends of one leg of the outlet support member is provided on the inner side surface of the box body. The other leg piece is attached to the bottom surface of the box body, which facilitates positioning when the outlet support member is attached to the box body.

According to a fourth aspect of the present invention, in the first to third aspects of the present invention, an input line insertion hole for inserting an input line connected to the primary side of the circuit breaker into one side surface of the box body. And an output line insertion hole for inserting an output line connected to the secondary side of the circuit breaker on another side surface, in a direction in which the input line is connected to the primary side of the circuit breaker. The outlet support member is disposed at a position away from the wiring side of the circuit breaker and at a position away from the wiring side in the direction of the output line insertion hole from the secondary side of the circuit breaker. Does not become an obstacle, and the work of routing the input and output lines connected to the circuit breaker becomes easy.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to FIGS. In the present embodiment, a case (box) in which a breaker 1 serving as a circuit breaker and an outlet 2 connected to a secondary terminal 1b of the breaker 1 are formed in a box shape with one surface opened using synthetic resin or the like. 10.

A pair of input line insertion holes 11 through which input lines (not shown) connected to the primary terminal 1a of the breaker 1 are provided on one side surface of the case 10. A pair of output line insertion holes 12 through which an output line (not shown) connected to the secondary terminal 1b of the breaker 1 is inserted is provided on the other side facing the direction. On the other hand, a breaker mounting table 4 on which the breaker 1 is mounted and fixed is fixed at approximately the center of the bottom surface of the case 10 with a fixing screw 4a, and the primary terminal 1a of the breaker 1 faces the input line insertion hole 11 and is connected to the secondary side. The breaker 1 is fixed on the breaker mounting table 4 so that the terminal 1b faces the output line insertion hole 12. A pair of knockout portions 10a are formed on the bottom surface of the case 10 between the side surface on which the output line insertion holes 12 are provided and the breaker 1, and the output lines are formed from the knockout portions 10a as necessary. It is to be led out. A ground terminal 13 is provided at an end of the bottom surface of the case 10 adjacent to the knockout portion 10a.

The outlet 2 of this embodiment is of a type having a grounding electrode, and is connected to the secondary terminal 1b of the breaker 1 by a pair of electric wires 5 and to the ground terminal 13 by a ground wire 6, and It is supported by the support member 3 and disposed in the case 10. Outlet support member 3,
As shown in FIG. 3, the metal plate is bent so as to have a substantially U-shaped cross section. The rectangular mounting window 3a through which the boss portion 2a of the outlet 2 is inserted, and the both ends of the mounting window 3a are opposed to each other. And leg pieces 3b and 3c in the shape of a flat plate that hang down. Engagement holes 2b provided on both side surfaces of the boss portion 2a of the outlet 2 are formed on the edge of the mounting window 3a facing the longitudinal direction.
A fixed piece 3d that engages with one of the engagement holes 2b of 2b and a movable piece 3e that engages with the other engagement hole 2b are provided. Thus, from the inside of the outlet support member 3, the mounting window 3
After the boss 2a of the outlet 2 is inserted into the socket 2a and the fixing piece 3d is engaged with one of the engagement holes 2b of the outlet 2, the movable piece 3e is pushed and bent using a jig such as a screwdriver to move the other end of the movable piece 3e. The outlet 2 is attached to and supported by the outlet support member 3 by engaging with the engaging hole 2b.

A mounting piece 3f bent inward is provided below the leg piece 3b of the outlet support member 3, and a mounting screw 7 inserted through the mounting piece 3f is projected from the bottom surface of the case 10. The outlet support member 3 is fixed to the bottom surface of the case 10 by being screwed into the screw hole 10c of the boss 10b. As shown in FIGS. 1 and 4, the outlet support member 3 makes one leg piece 3b come into surface contact with the side surface of the breaker 1 and makes the other leg piece 3c come into surface contact with the inner surface of the case 10. The lower ends of the two leg pieces 3b and 3c are in contact with the bottom surface of the case 10.

That is, although it is difficult to firmly attach the outlet support member 3 to the case 10 with only the mounting screws 7, the leg pieces 3b and 3c are attached to the side surfaces of the breaker 1 and the inner and lower surfaces of the case 10 as described above. By supporting the outlet support member 3 between the breaker 1 and the case 10 by making contact therewith, the outlet support member 3 can be firmly attached to the case 10. As a result, when the power plug of the electric device is inserted and connected to the outlet 2, the outlet 2 can be easily connected without shaking. Moreover, the outlet support member 3 is connected to the case 10
4, a sufficient space is formed between the rear surface of the outlet 2 and the bottom surface of the case 10 as shown in FIG.
5 and the ground wire 6 connected to the ground terminal block 13 can be easily routed.

Further, the leg piece 3c of the outlet support member 3
As shown in FIG. 5, a pair of positioning pieces 14, 14 which come into contact with the leg pieces 3 c in contact with the inner surface of the case 10 from the side, protrude from the inner surface of the case 10 which comes into contact with the case 10. . Thus, when accommodating the outlet support member 3 in the case 10, the both ends of one leg 3 c are brought into contact with the pair of positioning pieces 14, 14, respectively, so that the outlet support member 3 is It can be easily attached to a predetermined position inside.

Here, the outlet support member 3 is disposed at a position between a side surface on which the primary terminal 1a and the secondary terminal 1b of the breaker 1 are not provided and an inner side surface extending in the longitudinal direction of the case 10. Have been. Such a position is connected to the wiring side in the direction in which the input line inserted through the input line insertion hole 11 is connected to the primary terminal 1a of the breaker 1 and the secondary terminal 1b of the breaker 1 in the case 10. This is a position away from any of the routing sides in the direction in which the output line is inserted into the output line insertion hole 12 of the case 10. By arranging the outlet support member 3 at the above position in the case 10, the outlet support member 3 does not hinder the routing of the input line and the output line, and the input and output lines are routed. Is easily performed.

A power supply indicating lamp 8 made of a neon tube or the like is connected to the primary terminal 1a of the breaker 1 by a lead wire 8a. The energization display lamp 8 has a substantially semi-cylindrical protruding piece that is vertically erected in a case 10, with a distal end portion 8 b locked in a locking hole 9 a provided at one end of a substantially rectangular support 9. It is inserted together with the support member 9 between the case 15 and the side surface of the case 10 and disposed in the case 10.

Incidentally, a cover 20 is attached to the opening side of the case 10. A recess 21 is formed substantially at the center of the front surface of the cover 20, and a rectangular operation window 22 is provided substantially at the center of the recess 21. On the back side of the cover 20, a handle 2 attached to the operation handle 1c of the breaker 1 is provided.
3a is slidably engaged with the slide member 23, and the handle 23a of the slide member 23 is
1 is slidably protruded into an operation window 22 provided in the apparatus. Therefore, when the cover 20 is attached to the case 10, the handle 23 a of the slide member 23 can be slid to turn on / off the operation handle 1 c of the breaker 1. Note that, on both sides of the handle 23a of the slide member 23, exposure windows 23b for exposing characters (characters of "ON" or "OFF" indicating the operating state of the breaker 1) written on the base of the operation handle 1c. Is open. Note that 1d protruding from the front of the breaker 1 is a button switch for testing.

At one end of the recess 21 of the cover 20, a door 24 for opening and closing the recess 21 is pivotally supported by a shaft 25. That is, the shaft 25 is inserted through a shaft insertion hole 24 a formed in one end of the door 24, and both ends of the shaft 25 are engaged with the shaft insertion holes 21 a provided in one side surface of the recess 21 of the cover 20. By stopping, the cover 20
A door 24 is attached to the recess 21 so as to be openable and closable. At the corner of the cover 20 outside the recess 21, a through hole 21 b through which the light of the energization display lamp 8 passes is provided.

On the other hand, on the upper side of the case 10 on which the output line insertion hole 12 is provided, a locking portion (not shown) provided on the inner surface of the cover 20 is provided. The side on which the projection 16 is provided and on which the input line insertion hole 11 is provided is provided with a locking portion for locking with a locked portion (not shown) provided on the other inner side surface of the cover 20. Projection 17a
Is attached. The locking projection 17 a of the locking member 17 is flexible with respect to the case 10, and the locked projection (not shown) on the inner surface of the cover 20 is used as the locking projection 16 and the locking projection of the locking member 17. 17a, the cover 20 is attached to the case 10 as shown in FIG.
Is attached.

[0020]

According to the first aspect of the present invention, there is provided a circuit breaker, and an outlet electrically connected to a secondary side of the circuit breaker.
An outlet support member for attaching the outlet to a box having an opening on one side, wherein the outlet support member is provided between the side surface of the circuit breaker and the inner surface of the box. Since the base and the side of the circuit breaker and the inner surface of the box are disposed in contact with each other, the outlet support member having the outlet attached thereto contacts the side of the circuit breaker and the inner surface of the box. Therefore, there is an effect that the outlet supporting member can be firmly attached to the box body.

According to a second aspect of the present invention, the outlet support member includes a leg piece that comes into contact with the side surface on the circuit breaker side, and a leg piece that comes into contact with the inner side surface of the box. Since the tip is in contact with the bottom surface of the box, there is an effect that the work of drawing the electric wire connecting the outlet and the secondary side of the circuit breaker is easy. The invention according to claim 3 is characterized in that a positioning piece protruding inward and substantially abutting on both ends of one leg of the outlet support member is provided on the inner side surface of the box, and the other leg of the outlet support member is attached to the bottom of the box. Therefore, there is an effect that positioning at the time of attaching the outlet support member to the box body becomes easy.

According to a fourth aspect of the present invention, an input line insertion hole for inserting an input line connected to a primary side of a circuit breaker is provided on one side surface of the box, and the circuit breaker is provided on another side surface. An output line insertion hole for inserting an output line connected to the secondary side of the circuit breaker is provided, and the input line is separated from a wiring side in a direction connected to the primary side of the circuit breaker, and the output line Arranged the outlet support member at a position away from the secondary side of the circuit breaker in the direction of the output line insertion hole, so that the outlet support member does not interfere and is connected to the circuit breaker. This has the effect of facilitating the routing of the input and output lines.

[Brief description of the drawings]

FIG. 1 is a front view of the embodiment with a cover removed.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 is a perspective view of the outlet support member in the same.

FIG. 4 is a side sectional view of a main part of the above.

FIG. 5 is a side sectional view of a main part of the above.

FIG. 6 is a perspective view showing a state where the door is opened.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Breaker 2 Outlet 3 Outlet support member 10 Case

Claims (4)

[Claims] 1. An outlet having a circuit breaker, an outlet electrically connected to a secondary side of the circuit breaker, and an outlet support member for attaching the outlet to a box having one side open. In the breaker storage device, the outlet support member is inserted into the box body in a state where the outlet support member is in contact with the bottom surface of the box, the side surface of the circuit breaker, and the inner surface of the box between the side surface of the circuit breaker and the inner surface of the box body. A breaker storage device with an outlet characterized by being arranged. 2. The outlet support member includes a leg piece abutting on a side surface on the circuit breaker side, and a leg piece abutting on an inner side surface of the box body. 2. The breaker storage device with an outlet according to claim 1, wherein the breaker storage device is in contact with a bottom surface of the breaker. 3. A positioning piece protruding inward and substantially abutting on both ends of one leg of the outlet support member is provided on an inner side surface of the box, and the other leg of the outlet support member is provided on the bottom of the box. The breaker storage device with an outlet according to claim 2, wherein the breaker storage device is attached. 4. An input line insertion hole for inserting an input line connected to a primary side of a circuit breaker is provided on one side surface of the box, and a secondary side of the circuit breaker is provided on another side surface. An output line insertion hole for inserting an output line to be connected is provided, the input line is located away from a wiring side in a direction connected to a primary side of the circuit breaker, and the output line is connected to the circuit breaker. The breaker accommodating device with an outlet according to any one of claims 1 to 3, wherein the outlet support member is disposed at a position distant from the secondary side in the direction of the output line insertion hole.