CN220653767U - Rectifier cabinet with independent cooling and radiating system - Google Patents

Abstract

The utility model relates to the technical field of rectifying cabinets, in particular to a rectifying cabinet with an independent cooling and radiating system. According to the utility model, the cabinet body is isolated into the first space and the second space, the cooling medium absorbs the heat emitted by the charging module in the first space in the evaporator through the independent cooling and heat-dissipating system, and the second space dissipates the heat to the outside, so that the continuous heat exchange requirement and the effective heat dissipation of the charging module in the rectifying cabinet are realized, the heat dissipation efficiency of the charging pile is improved, and a solution is provided for the heat dissipation of the subsequent high-power charging pile.

Description

Rectifier cabinet with independent cooling and radiating system

Technical Field

The utility model relates to the technical field of rectifier cabinets, in particular to a rectifier cabinet with an independent cooling and radiating system.

Background

The new energy automobile fills electric pile and is the important logistic part that keeps new energy electric automobile energy supply, ensures new energy automobile convenience and smoothness. In order to realize the peak of carbon and the aim of carbon neutralization in the early days, promote the healthy, stable and continuous development of new energy automobile industry in China, and the energy supply facility-charging pile matched with the new energy electric automobile becomes the focus of attention of the new energy automobile industry. The direct current charging pile is suitable for being used with stations with large capacity and large load.

The direct current fills electric pile's characteristics are: the energy-saving efficiency is high, the system stability is high, the power factor is high, the charging is fast, the energy-saving system is gradually developed into the main stream of the new energy charging automobile market, and the direct current pile is the direction and the target of the future development of the charging automobile. Charging efficiency and time consumption are important concerns for new energy automobile owners and potential consumers. Under the background, the charging technology system of the charging pile is continuously explored, and the charging technology system is gradually diversified. Traditional forced air cooling fills electric pile on the market is because of module heat dissipation problem, and the power that charges hardly increases again, has failed to satisfy the charging demand of new energy automobile owner and fills the profitability of electric pile operator, for this application provides a rectifier cabinet with independent cooling system.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the rectifier cabinet with the independent cooling and radiating system, the independent cooling and radiating system is used for absorbing heat emitted by the charging module in the first space in the evaporator by the cooling medium, and radiating the heat to the outside in the second space, so that the continuous heat exchange requirement and the effective heat radiation of the charging module in the rectifier cabinet are realized.

The rectifier cabinet with the independent cooling heat dissipation system in this scheme includes the cabinet body, cabinet body inner space keeps apart there is first space and second space, be provided with the evaporimeter in the first space in order to absorb the heat in this first space, be provided with compressor and radiator in the second space, the evaporimeter is connected through the connecting pipe respectively the air inlet of compressor and the gas outlet of radiator, just the air outlet of compressor passes through the air inlet of connecting pipe connection radiator.

The technical scheme of the utility model is as follows:

further, the second space comprises a radiator bin and a compressor bin, and a heat radiation fan is arranged between the radiator bin and the compressor bin.

Further, be provided with the heat dissipation storehouse apron in the second space, the heat dissipation storehouse apron is located the compressor position in storehouse and is provided with the outside air intake of intercommunication, and the heat dissipation storehouse apron is located the radiator position in storehouse and is provided with the outside air outlet of intercommunication.

Further, the air inlet and/or the air outlet comprise a ventilation unit consisting of a plurality of strip waist holes.

Further, the evaporator is horizontally arranged in the first space in a stacked manner.

Further, the upper and lower adjacent connection parts of the evaporator are arranged in a U shape.

Further, a double-opening cabinet door for isolating the first space from the external environment is arranged on the cabinet body.

The beneficial effects of the utility model are as follows: according to the utility model, the cabinet body is isolated into the first space and the second space, the cooling medium is used for absorbing heat emitted by the charging module in the first space in the evaporator through the independent cooling and heat dissipation system, and the second space dissipates heat to the outside, so that the continuous heat exchange requirement and the effective heat dissipation of the charging module in the rectifying cabinet are realized, the heat dissipation efficiency of the charging pile is improved, and a solution is provided for the heat dissipation of the subsequent high-power charging pile; according to the rectifier cabinet disclosed by the utility model, the IP protection level of the rectifier cabinet can be improved, the first space in which the charging module is stored and the external environment are not provided with air inlets and outlets, and the independent cooling and heat dissipation systems with different powers can be designed according to the power requirements of different rectifier cabinets.

Drawings

FIG. 1 is a schematic diagram of the internal structure of a rectifier cabinet with an independent cooling and heat dissipation system according to the present utility model;

FIG. 2 is a schematic diagram of a rectifier cabinet with an independent cooling system according to the present utility model with a charging module;

wherein: 10. a cabinet body; 20. a first space; 30. a second space; 31. a radiator bin; 32. a compressor bin; 40. an evaporator; 50. a compressor; 60. a heat sink; 70. a heat dissipation bin cover plate; 71. an air outlet; 72. an air inlet; 80. and a charging module.

Detailed Description

As shown in fig. 1, the schematic internal structure of the rectifying cabinet with the independent cooling and radiating system provided in this embodiment is provided, the rectifying cabinet includes a rectangular cabinet body 10, a first space 20 above and a second space 30 below are isolated from the interior of the cabinet body 10, the first space 20 is used for storing the charging modules 80, multiple layers of evaporators 40 are arranged in the first space 20 to form a frame body capable of accommodating multiple charging modules 80, the connection parts of the evaporators 40 adjacent to each other are in a U-shaped design, the charging modules 80 can be limited, however, in this embodiment, only one mode of arranging the evaporators 40 is adopted, the evaporator 40 can be increased in the first space 20 according to the stacking mode of the number of the charging modules 80, the space of each layer can meet the size requirement of the charging modules 80, the charging modules 80 can be in direct contact or indirect contact with the evaporators 40, and heat exchange is performed through continuously circulating cooling media, so that the temperature in the cabinet can be reduced, and the evaporators 40 can heat the first space 20 in extremely cold winter through changing the circulating direction.

In this embodiment, the second space 30 is separated into a radiator bin 31 and a compressor bin 32 by a partition plate, the radiator 60 and the compressor 50 are respectively installed in the two bins, a heat dissipation fan is installed on the partition plate, so that air in the radiator bin 31 and the compressor bin 32 can flow quickly, the evaporator 40 is connected with an air inlet of the compressor 50 and an air outlet of the radiator 60 through connecting pipes 60, an air outlet of the compressor 50 is connected with an air inlet of the radiator 60 through connecting pipes 60, a cooling medium circulates continuously in the whole system, heat is dissipated to the outside in the second space 30, and heat is absorbed in the first space 20 in the cabinet, so that the continuous heat exchange requirement is realized.

And (3) a cooling and radiating system circulation process: the compressor 50 sucks the low-temperature low-pressure cooling medium gas in the evaporator 40 into a cylinder, the cooling medium gas is compressed by the compressor 50 to become a high-temperature high-pressure gas state, the gas is discharged into the radiator 60, the high-temperature high-pressure gas in the radiator 60 exchanges heat with the environment with lower temperature through forced convection of the radiating fan, and the temperature is reduced and condensed into liquid; the liquid is depressurized through the connecting pipe between the radiator 60 and the evaporator 40, the reduced pressure enters the evaporator 40, the cooling medium absorbs the heat around the evaporator 40 in the evaporator 40, particularly the heat on the surface of the charging module 80, and then is vaporized, and the cooling medium is sucked back to the compressor 50 for recompression.

As shown in fig. 2, the rectifying cabinet in this embodiment further includes a heat dissipation cabin cover plate 70 installed at the edge of the second space 30, where the heat dissipation cabin cover plate 70 covers the heat dissipation cabin 31 and the compressor cabin 32 at the same time to realize isolation of the second space 30 and the first space 20, an air inlet 72 communicating with the outside is provided on the heat dissipation cabin cover plate 70 at the position of the compressor cabin 32, an air outlet 71 communicating with the outside is provided on the heat dissipation cabin cover plate 70 at the position of the heat dissipation cabin 31, and both the air inlet 72 and the air outlet 71 in this embodiment are ventilation units formed by combining a plurality of elongated waist holes so as to realize air circulation between the second space 30 and the outside, a plurality of charging modules 80 are installed in the frame of the evaporator 40 so as to realize effective heat absorption to the charging modules 80, a double-open cabinet door is installed at the edge of the cabinet body 10, and the cabinet door is not shown in the left side in the figure, so that the first space 20 can be isolated from the outside.

In addition to the above embodiments, the present utility model may have other embodiments; all technical schemes formed by equivalent substitution or equivalent transformation fall within the protection scope of the utility model.

Claims (7)

1. The utility model provides a rectifier cabinet with independent cooling system, includes the cabinet body, its characterized in that, cabinet body inside space keeps apart there is first space and second space, be provided with the evaporimeter in the first space in order to absorb the heat in this first space, be provided with compressor and radiator in the second space, the evaporimeter is connected respectively through the connecting pipe the air inlet of compressor and the gas outlet of radiator, just the air inlet of radiator is connected through the connecting pipe to the gas outlet of compressor.

2. The cabinet of claim 1, wherein the second space includes a radiator compartment and a compressor compartment, and a heat sink is mounted between the radiator compartment and the compressor compartment.

3. The rectifier cabinet of claim 2, wherein a heat dissipation bin cover plate is disposed in the second space, an air inlet communicated with the outside is disposed at a position of the compressor bin, and an air outlet communicated with the outside is disposed at a position of the radiator bin cover plate.

4. A rectifying cabinet according to claim 3, characterized in that said air inlet and/or air outlet comprises a plurality of ventilation units.

5. The cabinet according to claim 1, wherein the evaporator is horizontally disposed in a stacked manner in the first space.

6. The cabinet according to claim 5, wherein the upper and lower adjacent connection portions of the evaporator are provided in a U shape.

7. The rectifying cabinet according to claim 1, wherein a double-opening cabinet door for isolating the first space from the external environment is installed on the cabinet body.