CN211456322U

CN211456322U - Compact circuit breaker cabinet

Info

Publication number: CN211456322U
Application number: CN202020213770.5U
Authority: CN
Inventors: 李奎; 李晓燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2020-09-08
Anticipated expiration: 2030-07-14

Abstract

The utility model relates to a compact circuit breaker cabinet, which comprises a box body, a front side double door, a rear side double door, a wiring harness hole, a wiring terminal strip, a circuit breaker bracket, a circuit breaker, an L-shaped fixing strip and a circuit breaker fixing mechanism, wherein the front side and the rear side of the box body are connected with the front side double door and the rear side double door through pivoting; the circuit breaker support is detachably connected inside the box body and comprises L-shaped fixing strips and a circuit breaker fixing mechanism horizontally arranged between the two L-shaped fixing strips; and a multi-row wiring harness hole and a matched wiring terminal strip are arranged on the bottom plate of the box body. The utility model has reasonable and novel design, the structure of the circuit breaker cabinet is compact, the space utilization rate of the circuit breaker cabinet is high, a plurality of groups of circuit breaker supports can be arranged, and the holding capacity of the circuit breaker is greatly increased; the breaker support can be conveniently disassembled or assembled, so that the breaker can be conveniently installed and replaced and maintained in the later period.

Description

Compact circuit breaker cabinet

Technical Field

The utility model relates to a low-voltage circuit breaker cabinet technical field, concretely relates to compact circuit breaker cabinet.

Background

The circuit breaker switch cabinet is a common power transmission and distribution electrical device, the existing circuit breaker cabinet is mainly divided into two types, one type is a vacuum or air circuit breaker which is large in size and high in operation and maintenance cost and is mainly applied to the technical field of high-voltage power distribution; the other is a compact breaker cabinet used in the low-voltage field for branching a main line cable of a home or an enterprise into multiple lines for protection or control. The low-voltage circuit breaker cabinet inner space of conventional setting is limited, generally can only be used for arranging of a small amount of circuit breaker switches, and the circuit breaker cabinet of this kind of structure is more difficult when the installation circuit breaker, is difficult to overhaul or change after the circuit breaker breaks down.

Disclosure of Invention

In order to solve the problems, the utility model provides a compact breaker cabinet, which can conveniently realize the installation and replacement of the breaker by arranging a movable breaker bracket, thereby facilitating the later-stage maintenance; the circuit breaker cabinet is compact in structure and high in space utilization rate, and a plurality of groups of circuit breakers are arranged according to requirements. Therefore, the utility model provides a following technical scheme:

a compact type circuit breaker cabinet comprises a box body, a front side double door, a rear side double door, a wiring harness hole, a wiring terminal strip, a circuit breaker bracket, a circuit breaker, an L-shaped fixing strip and a circuit breaker fixing mechanism, wherein the front side and the rear side of the box body are rotatably connected with the front side double door and the rear side double door through pivots; the circuit breaker support is detachably connected inside the box body and comprises L-shaped fixing strips vertically fixed with two side plates of the box body, a plurality of groups of circuit breaker fixing mechanisms horizontally arranged between the two L-shaped fixing strips, and a plurality of circuit breakers are fixed on the circuit breaker fixing mechanisms; and a multi-row wiring harness hole and a matched wiring terminal strip are arranged on the bottom plate of the box body.

Foretell, circuit breaker fixed establishment include fixed guide and suit slip conducting bar in it, and be located two slip conducting bars and keep away from end horizontally connect with the circuit breaker fixed strip.

The fixed guide rail comprises a guide rail body, the guide rail body is a concave chute, one end of the guide rail body is fixedly provided with a fixed lug, and the guide rail body is provided with an installation chute along the length direction.

In the above, the sliding guide bar is an L-shaped slat.

The circuit breaker fixing strip is a channel steel with the thickness of 1-3mm, and the channel steel outwards forms a fixing flanging.

In the above, the fixed guide rail and the sliding guide bar are connected by screwing the screw and the fixture block matched with the screw.

In the above, screw holes for fixing with the side plate of the box body are arranged on the side plate of one side of the L-shaped fixing strip at intervals, and mounting slot holes are arranged on the other side plate at intervals.

The front side double door and the rear side double door have the same structure, a door locking piece is arranged in the center of the outer side of the rear side double door, and the corresponding door locking piece is arranged on the inner side of the door leaf and connected with a door lock connecting rod.

The utility model relates to a rationally, novel, gain following useful technological effect:

1. the circuit breaker support can be conveniently disassembled or assembled, and a plurality of groups can be arranged, so that the accommodating capacity of the circuit breaker is increased;

2. the circuit breaker fixing mechanism can realize relative sliding, so that the circuit breaker is convenient to install, replace and maintain in the later period;

3. this kind of circuit breaker cabinet compact structure realizes the reasonable layout setting of multiunit circuit breaker according to the demand, and circuit breaker cabinet space utilization is high.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic structural diagram of a circuit breaker cabinet according to embodiment 1 of the present invention;

fig. 2 is a schematic view of a circuit breaker cabinet in an open state according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of an assembled state of the circuit breaker cabinet according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of an installation state of a circuit breaker and a circuit breaker support according to embodiment 1 of the present invention;

fig. 5 is a schematic structural diagram of a circuit breaker support according to embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a circuit breaker fixing mechanism according to embodiment 1 of the present invention;

fig. 7 is a schematic view of an assembly structure of a circuit breaker fixing mechanism according to embodiment 1 of the present invention;

fig. 8 is a schematic structural view of a guide rail and a guide bar according to embodiment 1 of the present invention;

fig. 9 is a schematic structural view of an L-shaped fixing strip according to embodiment 1 of the present invention.

Reference numerals:

1-box, 2-front side double door, 3-door lock fastener, 4-set screw, 5-rear side double door, 6-door lock connecting rod, 7-wiring hole, 8-wiring terminal strip, 9-first circuit breaker bracket, 10-second circuit breaker bracket, 11-circuit breaker, 12-L type fixing strip, 13-circuit breaker fixing mechanism, 14-fixed guide rail, 15-circuit breaker fixing strip, 16-sliding guide strip, 17-clamping block, 18-twisting screw, 19-installation sliding groove, 20-guide rail body, 21-fixed lug, 22-screw hole, 23-installation positioning hole.

Detailed Description

In order to make those skilled in the art better understand the solution of the embodiments of the present invention, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings and the implementation manner.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are used only for convenience of describing the present application and for simplicity of description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Embodiment 1, referring to fig. 1 to 4, a compact circuit breaker cabinet includes a box body 1, a front side double door 2, a rear side double door 5, a wire harness hole 7, a wiring terminal strip 8, a circuit breaker bracket, a circuit breaker 11, an L-shaped fixing strip 12, and a circuit breaker fixing mechanism 13, wherein the front side and the rear side of the box body 1 are rotatably connected with the front side double door 2 and the rear side double door 5 through pivots; a breaker bracket is detachably connected inside the box body 1, the breaker bracket comprises L-shaped fixing strips 12 vertically fixed with two side plates of the box body 1, a plurality of groups of breaker fixing mechanisms 13 horizontally arranged between the two L-shaped fixing strips 12, and a plurality of breakers 11 are fixed on the breaker fixing mechanisms 13; a multi-row wiring harness hole 7 and a matched wiring terminal strip 8 are arranged on the bottom plate of the box body 1. The utility model discloses well circuit breaker support is including the second circuit breaker support 10 that is located the first circuit breaker support 9 of 1 front sides of box and is located the 1 rear side of box, sets up multiunit circuit breaker fixed establishment 13 according to the demand on each circuit breaker support, and circuit breaker fixed establishment 13 can be a set of or multiunit.

Referring to fig. 4-8, the circuit breaker fixing mechanism 13 includes a fixed rail 14 and sliding bars 16 sleeved therein, and circuit breaker fixing bars 15 are horizontally connected to the far ends of the two sliding bars 16; the fixed guide rail 14 and the sliding guide bar 16 slide relatively, so that the fixed bar 15 of the circuit breaker can enter and exit the box body 1; the two advantages are that the first is convenient for the fixed installation and wiring of the circuit breaker 11, and the second is that when the multilayer circuit breaker fixing mechanism 13 is provided, the circuit breaker groups which are not in the same lead plane can be arranged through the relative positions of the fixed guide rail 14 and the sliding guide bar 16.

The fixed guide rail 14 comprises a guide rail body 20, the guide rail body 20 is a concave sliding groove, a fixed lug 21 is fixedly arranged at one end of the guide rail body 20, and an installation sliding groove 19 is formed in the guide rail body 20 along the length direction; the sliding guide bar 16 is an L-shaped strip plate and is clamped inside the fixed guide rail 14, the fixed guide rail 14 and the sliding guide bar 16 are in threaded connection through a twisting screw 18 and a clamping block 17 matched with the twisting screw, and relative sliding and positioning of the fixed guide rail 14 and the sliding guide bar 16 are realized.

The breaker fixing strip 15 is a channel steel with the thickness of 1-3mm, and the channel steel outwards forms a fixing flange. The circuit breaker 11 inboard is provided with the draw-in groove, the joint that can be convenient is on the fixed turn-ups on circuit breaker fixed strip 15 both sides.

Referring to fig. 9, screw holes 22 for fixing with the side plate of the box body 1 are provided at intervals on one side plate of the L-shaped fixing strip 12, mounting slots 23 are provided at intervals on the other side plate thereof, and fixing lugs 21 provided at the end portions of the fixing rails 14 are fixedly connected with one side provided with the mounting slots 23.

Referring to fig. 1-3, the front double door 2 and the rear double door 5 have the same structure, a door lock catch member 3 is arranged at the center of the outer side of one side of the rear double door 5, and a door lock connecting rod 6 is connected to the inner side of the door leaf corresponding to the door lock catch member 3.

While the preferred embodiments of the present invention have been described in the foregoing illustrative manner, it will be understood by those skilled in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention.

Claims

1. A compact circuit breaker cabinet characterized in that: the wiring box comprises a box body (1), a front side double door (2), a rear side double door (5), a wiring harness hole (7), a wiring terminal strip (8), a circuit breaker bracket, a circuit breaker (11), an L-shaped fixing strip (12) and a circuit breaker fixing mechanism (13), wherein the front side and the rear side of the box body (1) are connected with the front side double door (2) and the rear side double door (5) in a rotating mode through pivots; the circuit breaker support is detachably connected inside the box body (1), and comprises L-shaped fixing strips (12) vertically fixed with two side plates of the box body (1), a plurality of groups of circuit breaker fixing mechanisms (13) horizontally arranged between the two L-shaped fixing strips (12), and a plurality of circuit breakers (11) are fixed on the circuit breaker fixing mechanisms (13); a multi-row wiring harness hole (7) and a matched wiring terminal strip (8) are arranged on the bottom plate of the box body (1).

2. A compact circuit breaker cabinet according to claim 1 wherein: the circuit breaker fixing mechanism (13) comprises a fixed guide rail (14) and sliding guide bars (16) sleeved in the fixed guide rail (14), and the two sliding guide bars (16) are located at the far end of the two sliding guide bars (16) and are horizontally connected with a circuit breaker fixing bar (15).

3. A compact circuit breaker cabinet according to claim 2 wherein: the fixed guide rail (14) comprises a guide rail body (20), the guide rail body (20) is a concave sliding groove, a fixed lug block (21) is fixedly arranged at one end of the guide rail body (20), and an installation sliding groove (19) is formed in the guide rail body (20) along the length direction.

4. A compact circuit breaker cabinet according to claim 2 wherein: the sliding guide bar (16) is an L-shaped strip plate.

5. A compact circuit breaker cabinet according to claim 2 wherein: the breaker fixing strip (15) is a channel steel with the thickness of 1-3mm, and the channel steel outwards forms a fixing flanging.

6. A compact circuit breaker cabinet according to claim 3 wherein: the fixed guide rail (14) is in threaded connection with the sliding guide bar (16) through a twisting screw (18) and a clamping block (17) matched with the twisting screw.

7. A compact circuit breaker cabinet according to claim 1 wherein: screw holes (22) used for being fixed with a side plate of the box body (1) are arranged on a side plate of the L-shaped fixing strip (12) at intervals, and mounting slotted holes (23) are arranged on the other side plate at intervals.

8. A compact circuit breaker cabinet according to claim 1 wherein: the front side double door (2) and the rear side double door (5) have the same structure, a door lock buckling piece (3) is arranged in the center of the outer side of one side door of the rear side double door (5), and a door lock connecting rod (6) is connected to the position, corresponding to the door lock buckling piece (3), of the inner side of the door leaf.