Alternating-current low-voltage power distribution cabinet

Abstract

The utility model discloses an alternating-current low-voltage power distribution cabinet, which comprises a box body module and an internal electric appliance module, the internal electric appliance module is arranged in the box body module, the box body module comprises a first shell and a second shell, and the first shell and the second shell are fixedly connected. The first shell is provided with a first side plate, a second side plate and a rear plate which are integrally formed, and the first side plate and the second side plate are located on the two sides of the rear plate respectively. According to the alternating-current low-voltage power distribution cabinet disclosed by the utility model, the first shell and the second shell are linked, so that the overall structural strength is improved through the structures such as the bending part, the limiting hole, the mounting end, the limiting column and the clamping piece, and the heat dissipation effect is improved through the heat dissipation area and the heat dissipation fan.

Description

Technical Field

[0001] The utility model belongs to the technical field of power distribution cabinets, and in particular relates to an AC low-voltage power distribution cabinet. Background Art

[0002] AC low-voltage distribution cabinets are devices used to distribute, control, protect and monitor electric energy in power systems, and are usually used in AC power systems with a rated voltage not exceeding 1000V. They are an important part of the power system and are widely used in industrial, commercial, residential and other fields.

[0003] Many shells of existing power distribution cabinets have simple structures and low structural strength. When subjected to external forces, they are easily deformed and broken, thereby causing damage to the internal circuit boards.

[0004] Therefore, further improvements are made to the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide an AC low-voltage distribution cabinet, which is linked by a first shell and a second shell, so as to improve the overall structural strength through structures such as bending parts, limit holes, mounting ends, limit columns, and clamps, and also improve the heat dissipation effect through heat dissipation areas and heat dissipation fans.

[0006] To achieve the above purpose, the utility model provides an AC low-voltage power distribution cabinet, including a box module and an internal electrical module, the internal electrical module is built in the box module, the box module includes a first shell and a second shell, the first shell and the second shell are fixedly connected, wherein:

[0007] The first housing is provided with an integrally formed first side panel, a second side panel and a rear panel, the first side panel and the second side panel are respectively located on both sides of the rear panel, the top of the rear panel is provided with a first bending portion and a first mounting end, and the bottom of the rear panel is provided with a second bending portion and a second mounting end; the first side panel is provided with a first heat dissipation area and a third bending portion, and the third bending portion is provided with a first limiting hole and a second limiting hole; the second side panel is provided with a second heat dissipation area and a fourth bending portion, and the fourth bending portion is provided with a third limiting hole and a fourth limiting hole;

[0008] The second outer shell is provided with an integrally formed top plate, bottom plate and front plate. The top plate and the bottom plate are respectively located on the upper and lower sides of the front plate. The top plate is provided with a fifth bending portion and a third mounting end. The first bending portion covers the fifth bending portion and the third mounting end is aligned with the first mounting end. The bottom plate is provided with a sixth bending portion and a fourth mounting end. The second bending portion covers the sixth bending portion and the fourth mounting end is aligned with the second mounting end. On the inner side of the front plate, there are a first limiting block, a second limiting block, a third limiting block and a fourth limiting block. The first limiting block is installed in the first limiting hole, the second limiting block is installed in the second limiting hole, the third limiting block is installed in the third limiting hole and the fourth limiting block is installed in the fourth limiting hole.

[0009] The internal electrical module includes a circuit board (installed with various electrical appliances) and a cooling fan. The circuit board is provided with a first mounting hole and a second mounting hole. The first mounting hole is located between the first mounting end and the third mounting end and the second mounting hole is located between the second mounting end and the fourth mounting end (so that the circuit board is stably installed between the first outer shell and the second outer shell). The cooling fan is installed on the inner side of the second heat dissipation area.

[0010] As a further preferred technical solution of the above technical solution, on the inner side of the top of the first side plate, there are a first clamping member and a second clamping member, and on the inner side of the bottom of the first side plate, there are a third clamping member and a fourth clamping member. One side top of the circuit board is clamped between the first clamping member and the second clamping member and one side bottom of the circuit board is clamped between the third clamping member and the fourth clamping member (so that the circuit board is more accurately and stably installed in the box body module).

[0011] As a further preferred technical solution of the above technical solution, the top plate is provided with a third heat dissipation area.

[0012] As a further preferred technical solution of the above technical solution, the first side plate is provided with a plurality of connection holes.

[0013] As a further preferred technical solution of the above technical solution, the second side plate is provided with a connection socket. Description of the Drawings

[0014] Figure 1 is a schematic structural diagram of an AC low-voltage power distribution cabinet of the present utility model.

[0015] Figure 2 is a schematic structural diagram of an AC low-voltage power distribution cabinet of the present utility model.

[0016] Figure 3 is a schematic structural diagram of the first outer shell of an AC low-voltage power distribution cabinet of the present utility model.

[0017] Figure 4 It is a schematic structural view of the second housing of an AC low-voltage power distribution cabinet of the present utility model.

[0018] Reference numerals include: 100, the first housing; 110, the first side plate; 111, the first heat dissipation area; 112, the third bending portion; 113, the first limiting hole; 114, the second limiting hole; 115, the first clamping member; 116, the second clamping member; 117, the third clamping member; 118, the fourth clamping member; 119, the connection hole; 120, the second side plate; 121, the second heat dissipation area; 122, the fourth bending portion; 123, the third limiting hole; 124, the fourth limiting hole; 125, the connection socket; 130, the rear plate; 131, the first bending portion; 132, the first installation end; 133, the second bending portion; 134, the second installation end; 200, the second housing; 210, the top plate; 211, the fifth bending portion; 212, the third installation end; 213, the third heat dissipation area; 220, the bottom plate; 221, the sixth bending portion; 222, the fourth installation end; 230, the front plate; 231, the first limiting block; 232, the second limiting block; 233, the third limiting block; 234, the fourth limiting block; 300, the internal electrical module; 310, the circuit board; 311, the first installation hole; 312, the second installation hole; 320, the cooling fan. Specific embodiments

[0019] The following description is used to disclose the present utility model so that those skilled in the art can implement the present utility model. The preferred embodiments described below are only examples, and those skilled in the art can think of other obvious variations. The basic principles defined in the following description of the present utility model can be applied to other implementation schemes, variant schemes, improvement schemes, equivalent schemes, and other technical schemes that do not deviate from the spirit and scope of the present utility model.

[0020] The present utility model discloses an AC low-voltage power distribution cabinet. The specific embodiments of the utility model will be further described below in conjunction with the preferred embodiments.

[0021] In the embodiments of the present utility model, those skilled in the art should note that the circuit boards and the like involved in the present utility model can be regarded as the prior art.

[0022] Preferred embodiment.

[0023] As Figures 1-4 shown, the present utility model discloses an AC low-voltage power distribution cabinet, including a box body module and an internal electrical module 300. The internal electrical module is disposed inside the box body module. The box body module includes a first housing 100 and a second housing 200. The first housing 100 and the second housing 200 are fixedly connected, wherein:

[0024] The first housing 100 is provided with an integrally formed first side plate 110, a second side plate 120 and a rear plate 130. The first side plate 110 and the second side plate 120 are respectively located on both sides of the rear plate 130. The top of the rear plate 130 is provided with a first bending portion 131 and a first mounting end 122, and the bottom of the rear plate 130 is provided with a second bending portion 133 and a second mounting end 134. The first side plate 110 is provided with a first heat dissipation area 111 and a third bending portion 112, and the third bending portion 112 is provided with a first limiting hole 113 and a second limiting hole 114. The second side plate 120 is provided with a second heat dissipation area 121 and a fourth bending portion 122, and the fourth bending portion 122 is provided with a third limiting hole 123 and a fourth limiting hole 124.

[0025] The second housing 200 is provided with an integrally formed top plate 210, a bottom plate 220 and a front plate 230. The top plate 210 and the bottom plate 220 are respectively located on the upper and lower sides of the front plate 230. The top plate 210 is provided with a fifth bending portion 211 and a third mounting end 212. The first bending portion 131 covers the fifth bending portion 211, and the third mounting end 212 is aligned with the first mounting end 122. The bottom plate 220 is provided with a sixth bending portion 221 and a fourth mounting end 222. The second bending portion 133 covers the sixth bending portion 221, and the fourth mounting end 222 is aligned with the second mounting end 134. On the inner side of the front plate 230, there are a first limiting block 231, a second limiting block 232, a third limiting block 233 and a fourth limiting block 234. The first limiting block 231 is installed in the first limiting hole 113, the second limiting block 232 is installed in the second limiting hole 114, the third limiting block 233 is installed in the third limiting hole 123, and the fourth limiting block 234 is installed in the fourth limiting hole 124.

[0026] The internal electrical module 300 includes a circuit board 310 (installed with various electrical appliances) and a cooling fan 320. The circuit board 310 is provided with a first mounting hole 311 and a second mounting hole 312. The first mounting hole 311 is located between the first mounting end 132 and the third mounting end 212, and the second mounting hole is located between the second mounting end 134 and the fourth mounting end 222 (so that the circuit board is stably installed between the first housing and the second housing). The cooling fan 320 is installed on the inner side of the second heat dissipation area 121.

[0027] Specifically, a first clamping member 115 and a second clamping member 116 are provided on the inner side of the top of the first side plate 110, and a third clamping member 117 and a fourth clamping member 118 are provided on the inner side of the bottom of the first side plate 110. One side top of the circuit board 310 is clamped between the first clamping member 115 and the second clamping member 116, and one side bottom of the circuit board 310 is clamped between the third clamping member 117 and the fourth clamping member 118 (so that the circuit board is more accurately and stably installed in the box module).

[0028] More specifically, the top plate 210 is provided with a third heat dissipation area 213.

[0029] Furthermore, the first side plate 110 is provided with a plurality of connection holes 119.

[0030] Even further, the second side plate 120 is provided with a connection socket 125.

[0031] It is worth mentioning that the technical features such as the circuit board involved in the patent application of the present utility model should be regarded as the prior art. The specific structures, working principles, and possible control methods and spatial arrangement methods involved in these technical features can be selected conventionally in the art, and should not be regarded as the inventive points of the patent of the present utility model. The patent of the present utility model will not be further specifically elaborated.

[0032] For those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. An AC low-voltage distribution cabinet, characterized in that: It includes a box module and an internal electrical module, wherein the internal electrical module is built in the box module, and the box module includes a first shell and a second shell, wherein the first shell and the second shell are fixedly connected, wherein: The first housing is provided with an integrally formed first side panel, a second side panel and a rear panel, the first side panel and the second side panel are respectively located on both sides of the rear panel, the top of the rear panel is provided with a first bending portion and a first mounting end, and the bottom of the rear panel is provided with a second bending portion and a second mounting end; the first side panel is provided with a first heat dissipation area and a third bending portion, and the third bending portion is provided with a first limiting hole and a second limiting hole; the second side panel is provided with a second heat dissipation area and a fourth bending portion, and the fourth bending portion is provided with a third limiting hole and a fourth limiting hole; The second shell is provided with an integrally formed top plate, a bottom plate and a front plate, the top plate and the bottom plate are respectively located at the upper and lower sides of the front plate, the top plate is provided with a fifth bending portion and a third mounting end, the first bending portion covers the fifth bending portion and the third mounting end is aligned with the first mounting end; the bottom plate is provided with a sixth bending portion and a fourth mounting end, the second bending portion covers the sixth bending portion and the fourth mounting end is aligned with the second mounting end; the inner side of the front plate is provided with a first limiting block, a second limiting block, a third limiting block and a fourth limiting block, the first limiting block is installed in the first limiting hole, the second limiting block is installed in the second limiting hole, the third limiting block is installed in the third limiting hole and the fourth limiting block is installed in the fourth limiting hole; The internal electrical module includes a circuit board and a cooling fan, the circuit board is provided with a first mounting hole and a second mounting hole, the first mounting hole is located between the first mounting end and the third mounting end and the second mounting hole is located between the second mounting end and the fourth mounting end, and the cooling fan is installed on the inner side of the second cooling area.

2. The AC low-voltage distribution cabinet according to claim 1, characterized in that: A first clamp and a second clamp are provided on the inner side of the top of the first side panel, and a third clamp and a fourth clamp are provided on the inner side of the bottom of the first side panel, a top of one side of the circuit board is clamped between the first clamp and the second clamp, and a bottom of one side of the circuit board is clamped between the third clamp and the fourth clamp.

3. The AC low-voltage distribution cabinet according to claim 1, characterized in that: The top plate is provided with a third heat dissipation area.

4. The AC low-voltage power distribution cabinet according to claim 2, characterized in that: The first side plate is provided with a plurality of connection holes.

5. The AC low-voltage power distribution cabinet according to claim 3, characterized in that: The second side panel is provided with a connecting socket.

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