Reactive power compensation device structure with independently arranged control system

Abstract

A reactive power compensation device structure with an independently-arranged control system comprises a box body, a box door is arranged on the front side of the box body, a partition plate is arranged in the box body, and the space in the box body is divided into an air channel and an equipment area by the partition plate; a plurality of semiconductor chilling plates are arranged in the air channel, the refrigerating faces of the semiconductor chilling plates are attached to the partition plate, fin radiators are arranged on the heating faces of the semiconductor chilling plates, the bottom of the air channel is open and serves as the air inlet end of the air channel, and a first exhaust outlet is formed in the back face of the box body and serves as the air outlet end of the air channel. The air duct is used for cooling, and the equipment area is used for arranging a control system. According to the reactive power compensation device structure with the independently arranged control system, the heat dissipation device and the control system are separately arranged in different spaces, and the problems of dust accumulation and high failure rate caused by forced air cooling of the control system are solved. Meanwhile, in consideration of cleaning of the radiator in the later period, an independent air channel door is formed in the space where the radiator is located and can be opened conveniently. A semiconductor refrigeration module is adopted for heat dissipation of the control system for treatment and temperature adjustment.

Description

Technical Field

[0001] The utility model relates to the technical field of power equipment heat dissipation, in particular to a reactive power compensation device structure with an independent layout of the control system. Background Art

[0002] In the existing reactive power compensation device box of charging stations, the heat dissipation of the power module still adopts the method of passing through the cabinet body, which will introduce external dust into the control system. At the same time, the radiator is generally arranged inside the box body, resulting in troublesome cleaning; the non-separation of the heat dissipation of the control system and the power unit leads to damage to the control system caused by dust, temperature and humidity, and the layout method of the radiator is not easy to clean. Summary of the Invention

[0003] The technical problem to be solved by the utility model is to provide a reactive power compensation device structure with an independent layout of the control system, which separately arranges the heat dissipation device and the control system in different spaces so that they are independent of each other and do not interfere with each other.

[0004] To solve the above technical problem, the technical solution adopted by the utility model is: a reactive power compensation device structure with an independent layout of the control system, including a box body, a box door is provided on the front side of the box body, a partition is provided inside the box body, and the partition divides the space inside the box body into an air duct and an equipment area; several semiconductor refrigeration chips are provided in the air duct, the refrigerating surface of the semiconductor refrigeration chip is attached to the partition, a fin radiator is provided on the heating surface, the bottom of the air duct is open, which is the air inlet end of the air duct, and the back of the box body is provided with a first air outlet, which is the air outlet end of the air duct.

[0005] Preferably, the first air outlet is communicated with an air box, a centrifugal fan is provided in the air box, and a second air outlet is provided at the bottom of the air box.

[0006] Preferably, a steam-water separator is provided at the opening at the bottom of the air duct.

[0007] Preferably, an air duct door is provided on the rear side of the box body, a first air outlet is opened on the air duct door and an air box is arranged.

[0008] The utility model provides a reactive power compensation device structure with an independent layout of the control system, which separately arranges the heat dissipation device and the control system in different spaces, solves the problems of dust accumulation and high failure rate of the control system due to forced air cooling. At the same time, considering the later cleaning of the radiator, a separate air duct door is made for the space where the radiator is located for easy opening. The heat dissipation of the control system is treated and the temperature is adjusted by using a semiconductor refrigeration module. Brief Description of the Drawings

[0009] The following further illustrates the utility model in conjunction with the drawings and embodiments:

[0010] Figure 1It is a structural schematic diagram of the present utility model;

[0011] Figure 2 It is an internal structural schematic diagram of the present utility model;

[0012] Figure 3 It is a bottom structural schematic diagram of the present utility model;

[0013] Figure 4 It is a rear structural schematic diagram of the present utility model. Specific embodiments

[0014] As Figures 1-3 shown, a reactive power compensation device structure with an independent layout of the control system includes a box body 1. A box door 2 is provided on the front side of the box body 1. A partition 3 is provided inside the box body 1, and the partition 3 divides the space inside the box body 1 into an air duct and an equipment area; Several semiconductor refrigeration sheets 4 are provided in the air duct. The refrigerating surface of the semiconductor refrigeration sheet 4 is attached to the partition 3, and a fin radiator 5 is provided on the heating surface. The bottom of the air duct is open, serving as the air inlet end of the air duct, and the back of the box body 1 is provided with a first air outlet 6, serving as the air outlet end of the air duct. The air duct is used for cooling, and the equipment area is used for arranging the control system.

[0015] Preferably, the first air outlet 6 is communicated with an air box 7, and a centrifugal fan is provided in the air box 7. A second air outlet 8 is provided at the bottom of the air box 7. The centrifugal fan ensures forced air cooling and heat dissipation in the air duct.

[0016] Preferably, a steam-water separator 9 is provided at the opening at the bottom of the air duct. A steam-water separator 1 is configured at the air duct inlet to avoid water entry while not hindering air entry.

[0017] Preferably, as Figure 4 shown, a duct door 10 is provided on the rear side of the box body 1, and the first air outlet 6 is opened on the duct door 10 and the air box 7 is provided.

[0018] The air duct of this device is completely isolated from the equipment area without a direct passage, avoiding forced air cooling from bringing dust into the control system room.

[0019] The above embodiments are only the preferred technical solutions of the present utility model and should not be regarded as limitations to the present utility model. The protection scope of the present utility model should be the technical solutions recorded in the claims, including equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present utility model.

Claims

1. A structure of a reactive power compensation device with an independent control system layout, including a box body (1), and a box door (2) is provided on the front side of the box body (1), characterized in that: A partition (3) is provided inside the box body (1), and the partition (3) divides the space inside the box body (1) into an air duct and an equipment area; several semiconductor refrigeration chips (4) are provided in the air duct, the refrigerating surface of the semiconductor refrigeration chip (4) is attached to the partition (3), a fin radiator (5) is provided on the heating surface, the bottom of the air duct is open, serving as the air inlet end of the air duct, and a first air outlet (6) is provided on the back of the box body (1), serving as the air outlet end of the air duct.

2. The structure of the reactive power compensation device with an independent layout of the control system according to claim 1, characterized in that: The first air outlet (6) is communicated with an air box (7), a centrifugal fan is provided inside the air box (7), and a second air outlet (8) is provided at the bottom of the air box (7).

3. The structure of a reactive power compensation device with an independent layout of a control system according to claim 1 or 2, characterized in that: A steam-water separator (9) is provided at the opening at the bottom of the air duct.

4. The structure of the reactive power compensation device with an independent layout of the control system according to claim 3, wherein: An air duct door (10) is provided at the rear side of the box body (1), the first air outlet (6) is opened on the air duct door (10), and the air box (7) is provided.

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