Low-voltage power distribution cabinet with heat dissipation and dust prevention structure

Abstract

The utility model discloses a low-voltage power distribution cabinet with a heat dissipation dustproof structure, which belongs to the field of low-voltage power distribution cabinets and is characterized in that clamping frames are mounted at air inlets in two sides of a power distribution cabinet body, so that air inlet filter screen plates can be directly inserted into the clamping frames, and the air inlet filter screen plates can be directly inserted into the clamping frames; the convenience of dismounting, mounting and cleaning the air inlet filter screen plate at the air inlet is improved; the top cover plate is detachably arranged through the lock catches, and the heat dissipation blades are directly inserted into the shaft end between the third belt pulley and the first belt pulley through the upper inserting holes and the lower inserting holes, so that the two heat dissipation blades can be directly taken down after the top cover plate is taken down, the heat dissipation blades are prevented from being disassembled and assembled through screws, and the heat dissipation efficiency is improved. And the convenience of cleaning the heat dissipation blades is improved.

Description

Technical Field

[0001] The utility model relates to the field of low-voltage power distribution cabinets, and more specifically, to a low-voltage power distribution cabinet with a heat dissipation and dustproof structure. Background Art

[0002] The rated current of the low-voltage distribution cabinet is AC 50Hz, and the rated voltage is 380V. The distribution system is used for power, lighting and power distribution. The product has the characteristics of strong breaking capacity, good dynamic thermal stability, flexible electrical scheme, convenient combination, strong series and practicality, and novel structure.

[0003] A ventilation and heat dissipation structure and a dust-proof structure need to be set up inside the low-voltage distribution cabinet to protect the electrical equipment installed inside. One of the items in actual use and maintenance is that the air inlet filter and exhaust fan in the ventilation and heat dissipation structure need to be cleaned regularly. However, the air inlet filter and exhaust fan in the ventilation and heat dissipation structure of most low-voltage distribution cabinets are fixed and installed by screws, which makes it very inconvenient to clean and affects work efficiency. Therefore, we proposed a low-voltage distribution cabinet with a heat dissipation and dust-proof structure to solve the above problems. Utility Model Content

[0004] 1. Technical problems to be solved

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a low-voltage distribution cabinet with a heat dissipation and dust-proof structure, which installs card frames at the air inlets on both sides of the distribution cabinet body, so that the air inlet filter screen can be directly plugged into and pulled out of the card frames, thereby improving the convenience of disassembling and cleaning the air inlet filter screen at the air inlet; and the top cover plate is arranged to be detachable through a lock buckle, and the heat dissipation blades are directly inserted into the shaft end between belt pulley three and belt pulley one through the upper and lower sockets, so that the two heat dissipation blades can be directly removed after the top cover plate is removed, avoiding the use of screws to disassemble and assemble the heat dissipation blades, thereby improving the convenience of cleaning the heat dissipation blades.

[0006] 2. Technical solution

[0007] To solve the above problems, the utility model adopts the following technical solutions.

[0008] A low-voltage power distribution cabinet with a heat dissipation and dust-proof structure comprises a power distribution cabinet body, a top cover plate is detachably connected to the top of the power distribution cabinet body, a driving motor is fixedly installed on the top of the top cover plate, and a plurality of strip-shaped heat dissipation holes are provided on the top cover plate, air inlets are provided on both sides of the power distribution cabinet body, and a card frame is fixedly installed on the outer side of the air inlet, an air inlet filter screen is clamped inside the card frame, a T-shaped mounting frame is fixedly installed on the top of the inner wall of the power distribution cabinet, a group of belt pulleys one and one belt pulley two are respectively fixedly installed on the T-shaped mounting frame through three belt pulley seats, and a group of the belt pulleys one and one belt pulley two are connected by a belt, a group of belt pulleys three are fixedly installed on the top of the inner wall of the top cover plate corresponding to the position of a group of the belt pulleys one, and the belt pulleys one and the belt pulleys three have the same structure, and a group of heat dissipation blades with the same structure are detachably connected between a group of the belt pulleys one and a group of the belt pulleys three.

[0009] Furthermore, a group of locks with the same structure are fixedly installed on both sides of the top cover plate and on both sides of the corresponding outer wall of the power distribution cabinet, and the top of the power distribution cabinet and the top cover plate are detachably connected through the locks.

[0010] Furthermore, an upper socket and a lower socket are respectively opened at the inner center position of the heat dissipation blade, and the inner wall structures of the upper socket and the lower socket are respectively adapted to the shaft end structures at the center positions of the belt pulley three and the belt pulley one, and the heat dissipation blade is detachably connected to the shaft ends at the center positions of the belt pulley three and the belt pulley one through the upper socket and the lower socket.

[0011] Furthermore, a square slot is provided inside the shaft located at the center position of the second belt pulley, the driving shaft at the bottom of the driving motor passes through the bottom of the top cover plate, and the end of the driving shaft at the bottom of the driving motor is provided with a plug-in end adapted to the square slot structure, and the driving shaft at the bottom of the driving motor is clamped with the inside of the square slot through the plug-in end.

[0012] Furthermore, a dustproof net is fixedly attached to the inner wall of the top cover plate at the position corresponding to the strip-shaped heat dissipation hole.

[0013] 3. Beneficial effects

[0014] Compared with the prior art, the advantages of the present invention are:

[0015] (1) In this solution, by installing a card frame at the air inlet on both sides of the power distribution cabinet, the air inlet filter plate can be directly plugged into the card frame, thereby improving the convenience of disassembly and cleaning of the air inlet filter plate at the air inlet;

[0016] (2) In this solution, the top cover plate is configured to be detachable through a lock, and the heat dissipation blades are directly inserted into the shaft end between the belt pulley three and the belt pulley one through the upper and lower holes, so that the two heat dissipation blades can be directly removed after the top cover plate is removed, avoiding the need to disassemble and assemble the heat dissipation blades by screws, thereby improving the convenience of cleaning the heat dissipation blades. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 3 This is a schematic diagram of the split structure of the utility model;

[0020] Figure 4 For the utility model Figure 3 The enlarged structural diagram at B in the middle;

[0021] Figure 5 This is a schematic diagram of the top cover structure of the utility model;

[0022] Figure 6 It is a schematic diagram of the structure of the T-shaped mounting frame of the utility model.

[0023] Description of the numbers in the figure:

[0024] 1. Power distribution cabinet body; 101. Air inlet; 2. Top cover; 201. Strip heat dissipation holes; 3. Drive motor; 4. Card frame; 5. Air inlet filter plate; 6. T-shaped mounting frame; 7. Belt pulley 1; 8. Belt pulley 2; 9. Belt; 10. Heat dissipation blades; 1001. Upper socket; 11. Lock. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention specification; it is obvious that the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field without creative work based on the embodiments of the present invention are within the scope of protection of the present invention.

[0026] Embodiment 1:

[0027] See also Figure 1-Figure 6A low-voltage power distribution cabinet with a heat dissipation and dust-proof structure comprises a power distribution cabinet body 1, a top cover plate 2 is detachably connected to the top of the power distribution cabinet body 1, a driving motor 3 is fixedly installed on the top of the top cover plate 2, and a plurality of strip-shaped heat dissipation holes 201 are opened on the top cover plate 2, air inlets 101 are opened on both sides of the power distribution cabinet body 1, and a card frame 4 is fixedly installed on the outside of the air inlet 101, and an air inlet filter screen plate 5 is clamped inside the card frame 4, a T-shaped mounting frame 6 is fixedly installed on the top of the inner wall of the power distribution cabinet body 1, a group of belt pulleys 1 7 and a belt pulley 2 8 are fixedly installed on the T-shaped mounting frame 6 through three belt pulley seats, and a group of belt pulleys 1 7 and a group of belt pulleys 2 8 are connected by a belt 9, a group of belt pulleys 3 are fixedly installed on the top of the inner wall of the top cover plate 2 corresponding to the position of a group of belt pulleys 1 7, and the belt pulleys 1 7 and the belt pulleys 3 have the same structure, and a group of heat dissipation blades 10 with the same structure are detachably connected between a group of belt pulleys 1 7 and a group of belt pulleys 3.

[0028] The operating principle of this low-voltage distribution cabinet with heat dissipation and dustproof structure is:

[0029] When the door of the distribution cabinet body 1 is in the closed state, the driving motor 3 on the top of the top cover plate 2 is started, driving the belt pulley 2 8 installed on the T-shaped mounting frame 6 to rotate, thereby driving a group of belt pulleys 7 to rotate through the connection of the belt 9, and driving the two heat dissipation blades 10 to rotate, and the hot air inside the distribution cabinet body 1 is drawn out through a plurality of strip heat dissipation holes 201, and the cold air from the outside enters the distribution cabinet body 1 through the air inlet 101 after being filtered by the air inlet filter plate 5, and the reciprocating cycle achieves the effect of heat dissipation inside the distribution cabinet body 1.

[0030] Embodiment 2:

[0031] In view of the above embodiment 1, for further description, refer to Figure 3 and Figure 6 A set of locks 11 with the same structure are fixedly installed on both sides of the top cover plate 2 and the corresponding sides of the outer wall of the power distribution cabinet body 1, and the top of the power distribution cabinet body 1 and the top cover plate 2 are detachably connected through the locks 11;

[0032] By connecting the top cover plate 2 and the cabinet body 1 of the power distribution cabinet through the lock buckle 11, the top cover plate 2 can be easily disassembled and assembled, thereby exposing the two heat dissipation blades 10.

[0033] An upper plug hole 1001 and a lower plug hole are respectively provided at the center position of the heat dissipation blade 10, and the inner wall structures of the upper plug hole 1001 and the lower plug hole are respectively adapted to the shaft end structures at the center positions of the belt pulleys three and the belt pulley one 7, and the heat dissipation blade 10 is detachably connected to the shaft ends at the center positions of the belt pulleys three and the belt pulley one 7 through the upper plug hole 1001 and the lower plug hole, respectively, and a square slot is provided inside the shaft at the center position of the belt pulley two 8, and the driving shaft at the bottom of the driving motor 3 passes through the bottom of the top cover plate 2, and a plug-in end adapted to the square slot structure is provided at the end of the driving shaft at the bottom of the driving motor 3, and the driving shaft at the bottom of the driving motor 3 is clamped with the inside of the square slot through the plug-in end;

[0034] An upper plug hole 1001 and a lower plug hole are respectively opened at the center position of the inner part of the heat dissipation blade 10, and the inner wall structures of the upper plug hole 1001 and the lower plug hole are respectively adapted to the shaft end structures at the center positions of the belt pulley three and the belt pulley one 7, so that the top and bottom of the heat dissipation blade 10 can be directly clamped on the shaft ends at the center positions of the belt pulley three and the belt pulley one 7 respectively, avoiding connection by screws, thereby improving the convenience of disassembly and assembly of the heat dissipation blade 10 and facilitating removal and cleaning.

[0035] A dustproof net is fixedly attached to the inner wall of the top cover plate 2 corresponding to the position of the strip-shaped heat dissipation hole 201 , which can shield the position of the strip-shaped heat dissipation hole 201 to prevent external dust from entering the inside of the power distribution cabinet body 1 .

[0036] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A low-voltage power distribution cabinet with a heat dissipation and dustproof structure, comprising a power distribution cabinet body (1), characterized in that: The top of the power distribution cabinet body (1) is detachably connected to a top cover plate (2), a driving motor (3) is fixedly mounted on the top of the top cover plate (2), and a plurality of strip-shaped heat dissipation holes (201) are provided on the top cover plate (2), air inlets (101) are provided on both sides of the power distribution cabinet body (1), and a card frame (4) is fixedly mounted on the outside of the air inlet (101), an air inlet filter screen (5) is card-connected inside the card frame (4), a T-shaped mounting frame (6) is fixedly mounted on the top of the inner wall of the power distribution cabinet body (1), and the T-shaped mounting frame A group of belt pulleys 1 (7) and a group of belt pulleys 2 (8) are fixedly mounted on the top cover plate (6) through three belt pulley seats, and the group of belt pulleys 1 (7) and the group of belt pulleys 2 (8) are connected by a belt (9), a group of belt pulleys 3 is fixedly mounted on the top of the inner wall of the top cover plate (2) at the position of the group of belt pulleys 1 (7), and the belt pulleys 1 (7) and the belt pulleys 3 have the same structure, and a group of heat dissipation blades (10) with the same structure are detachably connected between the group of belt pulleys 1 (7) and the group of belt pulleys 3.

2. A low-voltage power distribution cabinet with a heat dissipation and dustproof structure according to claim 1, characterized in that: A set of locks (11) with the same structure are fixedly installed on both sides of the top cover plate (2) and on both sides of the outer wall of the corresponding distribution cabinet body (1), and the top of the distribution cabinet body (1) and the top cover plate (2) are detachably connected via the locks (11).

3. A low-voltage power distribution cabinet with a heat dissipation and dustproof structure according to claim 1, characterized in that: An upper plug hole (1001) and a lower plug hole are respectively provided at the center position of the heat dissipation blade (10), and the inner wall structures of the upper plug hole (1001) and the lower plug hole are respectively adapted to the shaft end structures at the center positions of the belt pulley three and the belt pulley one (7), and the heat dissipation blade (10) is detachably connected to the shaft ends at the center positions of the belt pulley three and the belt pulley one (7) through the upper plug hole (1001) and the lower plug hole.

4. The low-voltage power distribution cabinet with a heat dissipation and dustproof structure according to claim 1 is characterized in that: A square slot is provided inside the shaft at the center of the second belt pulley (8); the drive shaft at the bottom of the drive motor (3) penetrates through the bottom of the top cover plate (2); and a plug-in end adapted to the structure of the square slot is provided at the end of the drive shaft at the bottom of the drive motor (3); the drive shaft at the bottom of the drive motor (3) is snap-fitted with the inside of the square slot via the plug-in end.

5. The low-voltage power distribution cabinet with a heat dissipation and dustproof structure according to claim 1 is characterized in that: A dustproof net is fixedly adhered to the inner wall of the top cover plate (2) at the position corresponding to the strip-shaped heat dissipation hole (201).

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