Heat dissipation device of power distribution cabinet

Abstract

The utility model discloses a power distribution cabinet heat dissipation device, which comprises a cabinet body and a cabinet door, the cabinet body is hinged with the cabinet door, a door handle is fixed on the cabinet door, a bottom ventilation cover plate is arranged below the cabinet door, a notch is arranged below the cabinet door, and a heat dissipation fan is in threaded connection with the inner side of the cabinet door through a screw. The cooling fan is matched with the bottom ventilation cover plate, a top ventilation cover plate is arranged above the cabinet door, a filter screen is fixed to an opening in the upper portion of the cabinet door, a supporting frame is fixed to the inner side of the cabinet body, a thermostat is fixed to the supporting frame through screws, and a controller is installed on the outer side of the cabinet body. The controller is electrically connected with the cooling fan and the thermostat, and the controller controls the wind speed and the on-off state of the cooling fan. The device solves the problem that a current radiator is easy to age and consumes electricity.

Description

Technical Field

[0001] The utility model belongs to the technical direction of radiators, and specifically relates to a heat dissipation device for a power distribution cabinet. Background Art

[0002] Usually, there are many electronic devices installed in the electrical cabinet. These electronic devices are powered by a power supply. Some of them will generate a lot of heat during operation, especially power devices. Due to the high temperature, the components are usually burned out, so a heat sink must be added.

[0003] In the prior art, the heat dissipation device of the power distribution cabinet is usually unable to control the speed and rotation of the radiator, causing the radiator to work continuously for a long time, resulting in aging and power consumption. Therefore, a heat dissipation device of the power distribution cabinet is proposed to control the rotation and speed of the radiator, thereby reducing the aging of the radiator and saving electricity. Utility Model Content

[0004] The utility model aims to provide a heat dissipation device for a power distribution cabinet in view of the existing device, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a heat dissipation device for a power distribution cabinet, comprising a cabinet body and a cabinet door, characterized in that a support frame is fixed inside the cabinet body, a thermostat is fixed by screws on the support frame, a controller is installed on the outside of the cabinet body, and the controller, the cooling fan and the thermostat are electrically connected.

[0006] The utility model further illustrates that the cabinet body and the cabinet door are hinged.

[0007] The utility model further illustrates that a door handle is fixed on the cabinet door, and a bottom ventilation cover plate is opened below the cabinet door.

[0008] The utility model further illustrates that a cutout is provided below the cabinet door, and the screws threadably connect the cooling fan to the inner side of the cabinet door, and the cooling fan cooperates with the bottom ventilation cover plate.

[0009] The utility model further illustrates that a top ventilation cover plate is provided above the cabinet door, and a filter screen is provided at the opening above the cabinet door.

[0010] The utility model further illustrates that the thermostat transmits a signal to a controller, and the controller controls the wind speed and the switch of the cooling fan.

[0011] Compared with the prior art, the beneficial effects achieved by the utility model are: the utility model,

[0012] (1) By setting up a controller, the wind speed and the cooling fan switch can be controlled to reduce radiator aging and save energy;

[0013] (2) By installing a filter, dust can be prevented from entering the vents of the cabinet during daily placement. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is an overall left side schematic diagram of the utility model;

[0017] Figure 3 It is an enlarged schematic diagram of the A area of ​​the utility model;

[0018] In the figure: 1. cabinet body; 2. cabinet door; 3. bottom ventilation cover; 4. top ventilation cover; 5. cooling fan; 6. filter; 7. thermostat; 8. support frame; 9. controller; 10. door handle. DETAILED DESCRIPTION

[0019] The following is a further non-limiting detailed description of the technical solution of the utility model in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 , the utility model provides a technical solution: a heat dissipation device for a power distribution cabinet, comprising a cabinet body 1 and a cabinet door 2, the cabinet body 1 and the cabinet door 2 are hinged;

[0021] A door handle 10 is fixed on the cabinet door 2, and a bottom ventilation cover plate 3 is opened below the cabinet door 2;

[0022] A cutout is provided below the cabinet door 2, and a cooling fan 5 is threadedly connected to the inner side of the cabinet door 2 by screws, and the cooling fan 5 cooperates with the bottom ventilation cover plate 3;

[0023] A top ventilation cover plate 4 is provided above the cabinet door 2, and a filter screen 6 is fixed at the opening above the cabinet door 2 to prevent dust from entering the cabinet body 1;

[0024] A support frame 8 is fixed inside the cabinet 1, and a thermostat 7 is fixed to the support frame 8 by screws. A controller 9 is installed outside the cabinet 1, and the controller 9 is electrically connected to the cooling fan 5 and the thermostat 7;

[0025] When the temperature is high, the thermostat 7 transmits a signal to the controller 9 , and the controller 9 controls the wind speed and the switch of the cooling fan 5 .

[0026] Working principle: cold air is sucked in from the bottom ventilation cover 3 and as the temperature rises, hot air is discharged from the top ventilation cover 4, thereby regulating the internal heat of the control cabinet 1. When the temperature is high, the thermostat 7 transmits a signal to the controller 9, and the controller 9 controls the wind speed and the switch of the cooling fan 5, thereby achieving energy saving and reducing radiator aging.

[0027] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0028] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A heat dissipation device for a power distribution cabinet, comprising a cabinet body (1) and a cabinet door (2), characterized in that: A support frame (8) is fixed on the inner side of the cabinet (1), a thermostat (7) is fixed on the support frame (8) by screws, a controller (9) is installed on the outer side of the cabinet (1), and the controller (9) is electrically connected to the cooling fan (5) and the thermostat (7).

2. A heat dissipation device for a power distribution cabinet according to claim 1, characterized in that: The cabinet body (1) and the cabinet door (2) are hinged.

3. A heat dissipation device for a power distribution cabinet according to claim 2, characterized in that: A door handle (10) is fixed on the cabinet door (2), and a bottom ventilation cover plate (3) is provided below the cabinet door (2).

4. A heat dissipation device for a power distribution cabinet according to claim 3, characterized in that: A cutout is provided below the cabinet door (2), and the screws threadably connect the cooling fan (5) to the inner side of the cabinet door (2), and the cooling fan (5) cooperates with the bottom ventilation cover plate (3).

5. A heat dissipation device for a power distribution cabinet according to claim 4, characterized in that: A top ventilation cover plate (4) is provided above the cabinet door (2), and a filter screen (6) is fixed at the opening above the cabinet door (2).

6. A heat dissipation device for a power distribution cabinet according to claim 5, characterized in that: The thermostat (7) transmits a signal to a controller (9), and the controller (9) controls the wind speed and the switching of the cooling fan (5).

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