CN215528257U - High-efficient radiating low-voltage board - Google Patents

Abstract

The utility model discloses a low-voltage cabinet capable of efficiently dissipating heat, which comprises a cabinet body, an upper cover, an air supply pipe and a return air pipe, wherein the cabinet body is provided with a top cover; the upper cover is in an inverted V shape and detachably covers the top end of the cabinet body; the rear side wall of the cabinet body is formed by welding a plurality of V-shaped structures in sequence, the fresh air exchanger is provided with an air outlet, a refrigerant communication port, an air suction inlet and a refrigerant supply inlet, the refrigerant communication port, the refrigerant supply inlet and the blast pipe are communicated in sequence, and the return air pipe, the air suction inlet and the air outlet are communicated in sequence. This novel adoption new trend switch makes the internal circulating air current that forms of cabinet, and the circulating air current can take away the heat rapidly, realizes the quick, high-efficient heat dissipation of low-voltage cabinet.

Description

High-efficient radiating low-voltage board

Technical Field

The utility model relates to a low-voltage cabinet, in particular to a high-efficiency heat-dissipation low-voltage cabinet.

Background

Be equipped with a large amount of components and parts in the low-voltage cabinet, numerous components and parts simultaneous working can produce a large amount, consequently, in time with the heat escape of the low-voltage cabinet body be the must means of guaranteeing the safe work of low-voltage cabinet. At present, heat dissipation is mostly realized by combining a heat dissipation fan with heat dissipation holes in a low-voltage cabinet, but the heat dissipation capability of the heat dissipation fan is limited, and a high-efficiency heat dissipation effect is difficult to realize; moreover, the heat dissipation holes formed in multiple positions of the cabinet body can easily hide a large amount of dust in the cabinet body and easily enable liquid and the like to splash into the cabinet body, so that certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides the low-voltage cabinet with high-efficiency heat dissipation.

In order to solve the technical problems, the utility model adopts the technical scheme that: a low-voltage cabinet with high-efficiency heat dissipation comprises a cabinet body, an upper cover, an air supply pipe and an air return pipe;

the upper cover is in an inverted V shape and detachably covers the top end of the cabinet body; the rear side wall of the cabinet body is formed by sequentially welding a plurality of V-shaped structures, and the bottom of the rear side of the cabinet body is connected with an installation box;

a fresh air exchanger is arranged in the mounting box, a gas outlet, a refrigerant communication port, a gas suction inlet and a refrigerant supply inlet are arranged on the fresh air exchanger, the gas outlet and the refrigerant communication port extend out of the mounting box, and the gas suction inlet and the refrigerant supply inlet extend into the cabinet body;

the refrigerant communication port, the refrigerant supply port and the air supply pipe are sequentially communicated, and the return air pipe, the air suction port and the air exhaust port are sequentially communicated; the blast pipe and the return air pipe are both laid in the cabinet body.

Furthermore, the blast pipe is provided with an air vent, and the return air pipe is provided with an air inlet nozzle; the blast pipe is laid on the inner side of the right side wall of the cabinet body in a snake shape, and the return air pipe is laid on the inner side of the left side wall of the cabinet body in a snake shape.

Further, all transversely set firmly the protection casing on the left side wall inboard of the cabinet body, the right side wall inboard, the front end surface of protection casing sets up to latticedly.

Furthermore, a partition board is arranged between the upper cover and the cabinet body in a separating mode, and a plurality of through holes are formed in the partition board.

Furthermore, a fixed groove is fixedly arranged below the upper cover, connecting grooves are formed around the partition plate, the connecting grooves are sleeved at the top end of the cabinet body, and the connecting grooves and the top end of the cabinet body are jointly inserted into the fixed groove and locked through fastening bolts.

Furthermore, a drying plate is arranged in the upper cover.

Furthermore, the side wall of the installation box is provided with heat dissipation holes.

The utility model discloses a low-voltage cabinet with high-efficiency heat dissipation, which is characterized in that a fresh air exchanger is adopted to introduce a refrigerant, and gas after heat exchange in the cabinet body is pumped away, so that circulating airflow is formed in the cabinet body, the circulating airflow can quickly take away heat, and the low-voltage cabinet can dissipate heat quickly and efficiently.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic cross-sectional view of fig. 1.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: 1. an upper cover; 2. a cabinet body; 3. a V-shaped structure; 4. a fresh air exchanger; 41. a gas discharge port; 42. a refrigerant communication port; 43. a gas suction inlet; 44. a refrigerant supply port; 5. installing a box; 6. heat dissipation holes; 7. an air supply pipe; 8. a protective cover; 10. a return air duct; 11. a partition plate; 12. the plate was dried.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

A low-voltage cabinet with high-efficiency heat dissipation is shown in figure 1 and comprises a cabinet body 2, an upper cover 1, an air supply pipe 7 and an air return pipe 10;

wherein, upper cover 1 sets up to the type of falling V, and the upper cover of the type of falling V on the one hand can increase the aesthetic property, and on the other hand upper cover is on the top of whole low-voltage cabinet, and its border is outstanding in cabinet body 2, can play effects such as dustproof rain-sheltering.

In order to facilitate the maintenance in the cabinet body 2, the upper cover 1 is detachably covered on the top end of the cabinet body 2; meanwhile, as shown in fig. 2, a partition plate 11 is partitioned between the upper cover 1 and the cabinet body 2, and the partition plate 11 plays a role in partitioning; the partition 11 is provided with a plurality of through holes 111, so that the whole cabinet body is communicated. To upper cover 1, baffle 11 and cabinet body 2, its specific mounting structure has: as shown in fig. 3, a circle of fixing grooves 14 is fixedly arranged below the upper cover 1, a connecting groove 112 is formed around the partition plate 11, the connecting groove 112 is sleeved on the top end of the cabinet body 2, and the connecting groove 112 and the top end of the cabinet body 2 are inserted into the fixing grooves 14 together and locked by fastening bolts 15. From this, through fixed slot, the connection groove structure with upper cover 1, baffle 11 and cabinet body 2 block together, finally through realizing locking through the bolt. The dismounting operation of the fastening bolt is simple and convenient, so that the mounting or the opening of the upper cover is convenient.

For the low-voltage cabinet, a large number of components and parts in the low-voltage cabinet work synchronously, a large amount of heat can be generated, if the heat is not dissipated timely, the temperature in the cabinet rises continuously, and short circuit and even fire disasters can be induced. In order to realize the high-efficiency heat dissipation of the low-voltage cabinet, a fresh air exchanger 4 is arranged on one side of the low-voltage cabinet, and a gas outlet 41, a refrigerant communication port 42, a gas suction inlet 43 and a refrigerant supply inlet 44 are arranged on the fresh air exchanger 4; the gas outlet 41 and the refrigerant communication port 42 extend to the outside of the installation box 5, the refrigerant communication port 42 is externally connected with a refrigerant, and the gas outlet 41 discharges the gas after heat exchange; the air suction port 43 and the refrigerant supply port 44 extend into the cabinet 2, the air suction port 43 is communicated with the return duct 10, and the refrigerant supply port 44 is communicated with the blast pipe 7. The blast pipe 7 and the return air pipe 10 are both laid in the cabinet body 2.

Therefore, the refrigerant communication port 42, the refrigerant supply port 44, and the air supply pipe 7 are sequentially communicated, the refrigerant is introduced into the air supply pipe 7 through the refrigerant supply port 44 by the refrigerant communication port 42, the air supply pipe 7 is provided with air holes, and finally, the refrigerant gas is introduced into the cabinet body 2 through the air holes. Meanwhile, the return air pipe 10, the air suction inlet 43 and the air discharge outlet 41 are sequentially communicated, and the return air pipe 10 is provided with an air inlet nozzle; the refrigerant after heat exchange is sucked into the air return pipe 10 through the air inlet nozzle under the action of the fresh air exchanger, and then is discharged through the air suction inlet 43 and the air discharge outlet 41 in sequence, the air discharge outlet 41 is externally connected with a refrigerant recovery device, and the refrigerant recovery device recovers refrigerant gas, so that the refrigerant gas can be recycled. From this, under the effect of new trend switch, refrigerant gas circulation lets in the cabinet internal, in time takes the internal heat of cabinet, realizes the efficient heat dissipation.

For the blast pipe 7 and the return air pipe 10, the concrete positions are provided with: as shown in fig. 2, the blast pipe 7 is laid in a serpentine shape on the inner side of the right side wall of the cabinet 2, and the return pipe 10 is laid in a serpentine shape on the inner side of the left side wall of the cabinet 2. Meanwhile, protective covers 8 are transversely and fixedly arranged on the inner sides of the left side wall and the right side wall of the cabinet body 2, the front end surface of each protective cover 8 is in a grid shape, the horizontal blast pipe 7 and the horizontal return air pipe 10 are covered by the protective covers 8, and the protective covers are utilized to protect and install pipelines; the front end surface of the hood 8 is formed in a mesh shape that is permeable to air, so that the refrigerant gas can smoothly flow. To the new trend switch, its important part for realizing the heat dissipation, for strengthening the protection to new trend switch 4, as shown in fig. 1, new trend switch 4 is placed in install bin 5, and install bin 5 is connected in the rear side bottom of the cabinet body 2, plays the guard action in new trend switch 4's the outside by install bin 5. And, seted up louvre 6 on the lateral wall of install bin 5 to discharge the heat that the during operation of 4 during operation of new trend switches produced fast.

In addition, for further improving this low-voltage cabinet's heat dispersion, the rear side wall of the cabinet body 2 is formed by welding in proper order a plurality of V type structures 3, and V type structure 3 has increased the surface area of the rear side wall of the cabinet body 2, is favorable to accelerating the inside heat to the outside heat dissipation that the temperature is low. And the front side wall of the cabinet body 2 is used for arranging structures such as cabinet doors and the like. Meanwhile, in order to keep the cabinet body in a good dry state, a drying plate 12 is further arranged in the upper cover 1, and the drying plate 12 has a moisture absorption effect.

Therefore, for the high-efficiency heat-dissipation low-voltage cabinet disclosed by the utility model, the fresh air exchanger is utilized to form circularly flowing air flow in the cabinet body, and the heat can be quickly taken away by the circulating refrigerant air flow, so that the high-efficiency heat dissipation of the low-voltage cabinet is realized. And the upper cover, the partition plate and the cabinet body are installed by adopting the same structure, so that the installation and the disassembly are more convenient and labor-saving, and the overhaul of components inside the low-voltage cabinet is more convenient.

The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make variations, modifications, additions or substitutions within the technical scope of the present invention.

Claims (7)

1. The utility model provides a high-efficient radiating low-voltage cabinet, includes the cabinet body (2), its characterized in that: the air conditioner also comprises an upper cover (1), an air supply pipe (7) and an air return pipe (10);

the upper cover (1) is in an inverted V shape and detachably covers the top end of the cabinet body (2); the rear side wall of the cabinet body (2) is formed by sequentially welding a plurality of V-shaped structures (3), and the bottom of the rear side of the cabinet body (2) is connected with an installation box (5);

a fresh air exchanger (4) is placed in the installation box (5), a gas outlet (41), a refrigerant communication port (42), a gas suction port (43) and a refrigerant supply inlet (44) are formed in the fresh air exchanger (4), the gas outlet (41) and the refrigerant communication port (42) extend out of the installation box (5), and the gas suction port (43) and the refrigerant supply inlet (44) extend into the cabinet body (2);

the refrigerant communication port (42), the refrigerant supply inlet (44) and the blast pipe (7) are sequentially communicated, and the return air pipe (10), the gas suction inlet (43) and the gas discharge outlet (41) are sequentially communicated; the blast pipe (7) and the return air pipe (10) are both paved in the cabinet body (2).

2. The low-voltage cabinet with efficient heat dissipation according to claim 1, wherein: the air supply pipe (7) is provided with an air hole, and the return air pipe (10) is provided with an air inlet nozzle; the blast pipe (7) is laid on the inner side of the right side wall of the cabinet body (2) in a snake shape, and the return air pipe (10) is laid on the inner side of the left side wall of the cabinet body (2) in a snake shape.

3. The low-voltage cabinet with efficient heat dissipation according to claim 2, wherein: all transversely set firmly protection casing (8) on the left side wall inboard of cabinet body (2), the right side wall inboard, the front end surface of protection casing (8) sets up to latticed.

4. A low-voltage cabinet with efficient heat dissipation according to claim 1 or 3, wherein: a partition plate (11) is separated between the upper cover (1) and the cabinet body (2), and a plurality of through holes (111) are formed in the partition plate (11).

5. The low-voltage cabinet with efficient heat dissipation according to claim 4, wherein: the lower part of the upper cover (1) is fixedly provided with a fixed groove (14), the periphery of the partition plate (11) is provided with a connecting groove (112), the connecting groove (112) is sleeved on the top end of the cabinet body (2), and the connecting groove (112) and the top end of the cabinet body (2) are jointly inserted into the fixed groove (14) and are locked through a fastening bolt (15).

6. The low-voltage cabinet with efficient heat dissipation according to claim 5, wherein: a drying plate (12) is also arranged in the upper cover (1).

7. The low-voltage cabinet with efficient heat dissipation according to claim 6, wherein: the side wall of the installation box (5) is provided with heat dissipation holes (6).

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