Heat dissipation device of high-low voltage electric appliance

Abstract

The heat dissipation device comprises a cabinet body, a heat dissipation box communicated with the cabinet body is arranged on the surface of the cabinet body, side openings are formed in the two sides of the heat dissipation box, a filtering mechanism is arranged in the heat dissipation box, the filtering mechanism can be moved into or out of the heat dissipation box through one side opening, and the filtering mechanism can be moved out of the heat dissipation box through the other side opening. A side opening is formed in one side of the heat dissipation box, a movable plate is further arranged in the heat dissipation box, the movable plate is installed in the heat dissipation box through an elastic mechanism, one side of the movable plate is connected with blocking cloth, and the blocking cloth penetrates through the other side opening and is provided with a winding mechanism. When the filter plate needs to be detached for replacement or cleaning, first fixing bolts are screwed off firstly, a mounting plate and the filter plate are pulled out from the interior of the heat dissipation box, and in the process of moving out the filter plate, springs are reset to drive sliding blocks and movable plates to move back, so that blocking cloth shields the interior of the heat dissipation box; therefore, dust is prevented from entering the cabinet body through the heat dissipation box in the replacement process.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical equipment, in particular to a heat dissipation device for high and low voltage electrical appliances. Background Art

[0002] High and low voltage electrical appliances are an indispensable and important part of the power system, which ensures the safe, reliable and efficient operation of the power system. At present, high and low voltage electrical appliances generate a lot of heat during operation. In order to improve the safety of the operation of high and low voltage electrical appliances, corresponding grille openings are set on the electrical cabinet for heat dissipation, and in order to prevent dust from entering the interior of the electrical cabinet through the grille openings, corresponding filter components are set to intercept dust at the grille openings. The existing filter components need to be removed after a period of use, and the filter components need to be cleaned or replaced. When replacing, the grille openings are open, and dust on the filter components can easily fall off and enter the interior of the electrical cabinet through the openings. Therefore, a heat dissipation device for high and low voltage electrical appliances is proposed. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and provides a heat dissipation device for high and low voltage electrical appliances.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A heat dissipation device for high and low voltage electrical appliances comprises a cabinet, a heat dissipation box connected to the cabinet is arranged on the surface of the cabinet, side openings are opened on both sides of the heat dissipation box, a filtering mechanism is arranged in the heat dissipation box, the filtering mechanism can be moved into or out of the heat dissipation box through one of the side openings, a movable plate is also arranged in the heat dissipation box, the movable plate is installed in the heat dissipation box by arranging an elastic mechanism, a blocking cloth is connected to one side of the movable plate, the blocking cloth passes through the other side opening and is provided with a winding mechanism.

[0006] Preferably, the elastic mechanism comprises a slide groove opened at the top of the heat dissipation box, a guide rod is fixedly connected in the slide groove, a slider is sleeved on the guide rod, the slider is fixedly connected to the movable plate, and a spring is sleeved on the guide rod.

[0007] Preferably, when the filter mechanism is inserted into the heat dissipation box, the movable plate is pushed so that the spring is stretched or compressed.

[0008] Preferably, the winding mechanism comprises a rotating shaft rotatably mounted on one side of the heat dissipation box, one side of the baffle is fixedly connected to the rotating shaft and wound on the rotating shaft, a motor is provided on the heat dissipation box, and an output shaft of the motor is fixedly connected to the rotating shaft.

[0009] Preferably, the filtering mechanism comprises a filter plate and a mounting plate, the filter plate is connected to the mounting plate by arranging an assembly mechanism, and the mounting plate is connected to the heat sink by arranging a first fixing bolt.

[0010] Preferably, the assembly mechanism comprises sockets fixedly mounted on both sides of the mounting plate, the two sides of the filter plate are inserted into the sockets, and the sockets fix the filter plate via second fixing bolts.

[0011] Preferably, both sides of the heat dissipation box are provided with grille plates, and the filtering mechanism is located between two groups of grille plates.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] The utility model provides a winding mechanism that cooperates with the elastic mechanism. When the filter plate needs to be removed for replacement or cleaning, the first fixing bolt is first unscrewed, and the mounting plate and the filter plate are pulled out from the heat sink. During the process of moving the filter plate out, the spring is reset to drive the slider and the movable plate to move back, so that the blocking cloth blocks the inside of the heat sink, thereby preventing dust from entering the cabinet through the heat sink during the replacement process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a heat dissipation device for high and low voltage electrical appliances proposed by the utility model;

[0015] Figure 2 This is a structural schematic diagram of a heat dissipation box of a heat dissipation device for high and low voltage electrical appliances proposed by the utility model;

[0016] Figure 3 A cross-sectional view of a heat dissipation box of a heat dissipation device for high and low voltage electrical appliances proposed by the utility model;

[0017] Figure 4 This is a structural schematic diagram of a filter mechanism for a heat dissipation device of a high and low voltage electrical appliance proposed by the utility model;

[0018] Figure 5 A filter mechanism for a heat dissipation device of a high and low voltage electrical appliance proposed by the utility model Figure 3 Enlarged view of point A in the middle.

[0019] In the figure: 1. cabinet; 2. heat sink; 3. grille plate; 4. side port; 5. filter plate; 6. mounting plate; 7. first fixing bolt; 8. baffle; 9. rotating shaft; 10. movable plate; 11. slide groove; 12. guide rod; 13. spring; 14. slider; 15. socket; 16. second fixing bolt; 17. motor. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below.

[0021] Reference Figure 1-5 A heat dissipation device for high and low voltage electrical appliances comprises a cabinet 1, a heat dissipation box 2 connected thereto is arranged on the surface of the cabinet 1, side openings 4 are provided on both sides of the heat dissipation box 2, a filtering mechanism is arranged in the heat dissipation box 2, the filtering mechanism can be moved into or out of the heat dissipation box 2 through one of the side openings 4, a movable plate 10 is also arranged in the heat dissipation box 2, the movable plate 10 is installed in the heat dissipation box 2 by setting an elastic mechanism, a blocking cloth 8 is connected to one side of the movable plate 10, the blocking cloth 8 passes through the other side opening 4 and is provided with a winding mechanism.

[0022] Furthermore, the elastic mechanism includes a slide groove 11 opened at the top of the heat dissipation box 2, a guide rod 12 is fixedly connected in the slide groove 11, a slider 14 is sleeved on the guide rod 12, the slider 14 is fixedly connected to the movable plate 10, and a spring 13 is sleeved on the guide rod 12.

[0023] Furthermore, when the filter mechanism is inserted into the heat sink 2, the movable plate 10 is pushed so that the spring 13 is stretched or compressed.

[0024] Furthermore, the winding mechanism includes a rotating shaft 9 rotatably mounted on one side of the heat sink 2 , one side of the cloth 8 is fixedly connected to the rotating shaft 9 and wound on the rotating shaft 9 , a motor 17 is provided on the heat sink 2 , and an output shaft of the motor 17 is fixedly connected to the rotating shaft 9 .

[0025] Furthermore, the filtering mechanism includes a filter plate 5 and a mounting plate 6 . The filter plate 5 is connected to the mounting plate 6 by providing an assembly mechanism, and the mounting plate 6 is connected to the heat sink 2 by providing a first fixing bolt 7 .

[0026] Furthermore, grille plates 3 are provided on both sides of the heat dissipation box 2 , and the filtering mechanism is located between two groups of grille plates 3 .

[0027] Specifically, in this embodiment, by setting the winding mechanism and the elastic mechanism to cooperate, when the filter mechanism moves into the heat sink 2 through the side opening 4, the filter mechanism will push the movable plate 10 to move the movable plate 10 to one side of the winding mechanism, at this time, the spring 13 sleeved on the guide rod 12 is stretched, the blocking cloth 8 moves out through the side opening 4 on the other side, and the drive motor 17 drives the rotating shaft 9 to rotate, and the blocking cloth 8 is rolled up. When the filter plate 5 completely enters the heat sink 2, the position of the mounting plate 6 and the filter plate 5 is fixed by the first fixing bolt 7. When the filter plate 5 needs to be removed for replacement or cleaning, the first fixing bolt 7 is first unscrewed, and the mounting plate 6 and the filter plate 5 are pulled out from the heat sink 2. In the process of moving the filter plate 5 out, the spring 13 is reset, driving the slider 14 and the movable plate 10 to move back, so that the blocking cloth 8 is blocked inside the heat sink 2, thereby preventing dust from entering the cabinet 1 through the heat sink 2 during the replacement process.

[0028] Furthermore, the assembly mechanism includes sockets 15 fixedly mounted on both sides of the mounting plate 6 , both sides of the filter plate 5 are inserted into the sockets 15 , and the sockets 15 fix the filter plate 5 via second fixing bolts 16 .

[0029] In this embodiment, the second fixing bolt 16 is screwed off, the filter plate 5 can be taken out from the socket 15 and the filter plate 5 can be cleaned.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A heat dissipation device for high and low voltage electrical appliances, comprising a cabinet (1), characterized in that: The cabinet (1) is provided with a heat dissipation box (2) on the surface thereof and is in communication with the cabinet (1). The heat dissipation box (2) is provided with side openings (4) on both sides. A filtering mechanism is provided in the heat dissipation box (2). The filtering mechanism can be moved into or out of the heat dissipation box (2) through one of the side openings (4). A movable plate (10) is also provided in the heat dissipation box (2). The movable plate (10) is installed in the heat dissipation box (2) by means of an elastic mechanism. A blocking cloth (8) is connected to one side of the movable plate (10). The blocking cloth (8) passes through the other side opening (4) and is provided with a winding mechanism.

2. A heat dissipation device for high and low voltage electrical appliances according to claim 1, characterized in that: The elastic mechanism comprises a slide groove (11) provided at the top of the heat dissipation box (2), a guide rod (12) being fixedly connected in the slide groove (11), a slider (14) being sleeved on the guide rod (12), the slider (14) being fixedly connected to the movable plate (10), and a spring (13) being sleeved on the guide rod (12).

3. A heat dissipation device for high and low voltage electrical appliances according to claim 2, characterized in that: When the filter mechanism is inserted into the heat dissipation box (2), the movable plate (10) is pushed so that the spring (13) is stretched or compressed.

4. A heat dissipation device for high and low voltage electrical appliances according to claim 2, characterized in that: The winding mechanism comprises a rotating shaft (9) rotatably mounted on one side of the heat dissipation box (2); one side of the baffle cloth (8) is fixedly connected to the rotating shaft (9) and is wound on the rotating shaft (9); a motor (17) is provided on the heat dissipation box (2); and an output shaft of the motor (17) is fixedly connected to the rotating shaft (9).

5. The heat dissipation device for high and low voltage electrical appliances according to claim 1, characterized in that: The filtering mechanism comprises a filter plate (5) and a mounting plate (6); the filter plate (5) is connected to the mounting plate (6) by means of an assembly mechanism; and the mounting plate (6) is connected to the heat dissipation box (2) by means of a first fixing bolt (7).

6. A heat dissipation device for high and low voltage electrical appliances according to claim 5, characterized in that: The assembly mechanism comprises sockets (15) fixedly mounted on both sides of the mounting plate (6), the two sides of the filter plate (5) are inserted into the sockets (15), and the sockets (15) are fixed to the filter plate (5) by second fixing bolts (16).

7. A heat dissipation device for high and low voltage electrical appliances according to claim 6, characterized in that: Both sides of the heat dissipation box (2) are provided with grille plates (3), and the filtering mechanism is located between two groups of grille plates (3).

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