10KV high-voltage cabinet

Abstract

The utility model relates to the technical field of high-voltage cabinets, in particular to a 10KV high-voltage cabinet which comprises a high-voltage cabinet body, placing plates are symmetrically and fixedly connected to the inner wall of the high-voltage cabinet body, a first small fan is installed on the inner wall of the bottom of the high-voltage cabinet body, and an exhaust assembly is arranged on the first small fan. And a second small fan is mounted on the inner wall of the top of the high-voltage cabinet body, and is connected with a mounting box through a moisture adsorption assembly. Through a first small fan, heat in the high-voltage cabinet body can be discharged out of the high-voltage cabinet body from an exhaust pipe, then a second small fan conveys air sucked from the outside into an air inlet cavity, the air enters a silica gel desiccant through a filter screen, and the silica gel desiccant can absorb some moisture in the sucked air, so that the moisture in the high-voltage cabinet body can be absorbed by the silica gel desiccant. Therefore, moisture can be prevented from entering the high-voltage cabinet body, and some elements in the high-voltage cabinet body can be protected.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage cabinets, in particular to a 10KV high-voltage cabinet. Background Art

[0002] High-voltage cabinet, also known as high-voltage distribution cabinet, is an electrical product that plays the role of switching, controlling or protecting in the power generation, transmission, distribution, power conversion and consumption of the power system. Its voltage level is between 3.6kV and 550kV. High-voltage cabinets mainly include high-voltage circuit breakers, high-voltage disconnectors and grounding switches, high-voltage load switches, high-voltage automatic reclosing and sectionalizers, high-voltage operating mechanisms, high-voltage explosion-proof distribution devices and high-voltage switch cabinets.

[0003] At present, during the use of some existing outdoor high-voltage cabinets, there are many components and parts inside the device, which will generate a lot of heat during operation. Therefore, some heat dissipation holes are generally set on one side of the outdoor high-voltage cabinet to dissipate heat. Although this can play an auxiliary heat dissipation effect, some outdoor moisture will enter the interior of the high-voltage cabinet through the heat dissipation holes. After long-term use, some components inside the high-voltage cabinet are prone to moisture, rust and damage. Therefore, a 10KV high-voltage cabinet is now proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art that some outdoor moisture will enter the interior of the high-voltage cabinet through the heat dissipation holes, and some components inside the high-voltage cabinet are easily damaged by moisture and rust after long-term use, and a 10KV high-voltage cabinet is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A 10KV high-voltage cabinet comprises a high-voltage cabinet body, the inner wall of which is symmetrically fixedly connected with a placement plate, a first small fan is installed on the bottom inner wall of the high-voltage cabinet body, an exhaust assembly is arranged on the first small fan, a second small fan is installed on the top inner wall of the high-voltage cabinet body, and the second small fan is connected with an installation box via a moisture adsorption assembly.

[0007] Preferably, the exhaust assembly includes an L-shaped exhaust pipe and an air supply pipe, an intake pipe is fixedly connected to one side of the first small fan, the bottom of the first small fan is fixedly connected to the air supply pipe, a gas one-way valve is provided on the outer wall of the air supply pipe, a first hole is opened on the outer wall of the bottom of the high-pressure cabinet body, the exhaust pipe is fixedly connected to the inner wall of the first hole, and the bottom end of the air supply pipe is inserted in the first hole.

[0008] Preferably, the moisture adsorption component includes an air inlet pipe, an air outlet pipe and a filter screen, the filter screen is fixedly connected to the inner wall of the installation box, the interior of the installation box above the filter screen is provided with a uniformly distributed silica gel desiccant, the interior of the installation box below the filter screen is provided with an air inlet cavity, a second hole is provided on the top outer wall of the high-voltage cabinet body, the air inlet pipe passes through the second hole and is connected to the second small fan, the top of the second small fan is connected to the air outlet pipe, a third hole is provided at the bottom of the installation box, the air outlet pipe passes through the third hole and extends to the interior of the air inlet cavity.

[0009] Preferably, a mounting plate for placing the mounting box is symmetrically fixedly connected to the inner wall of the high-voltage cabinet body, the mounting plate is L-shaped, a threaded hole is provided on the mounting plate, a limiting groove is provided on one side of the mounting box, and the internal thread of the threaded hole is connected to a fixing screw inserted into the limiting groove.

[0010] Preferably, ventilation holes are symmetrically provided on the placement plate.

[0011] Preferably, a plurality of cabinet doors connected by hinges are provided on one side of the high-voltage cabinet body.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] When the device is in use, the exhaust component and the moisture adsorption component are used to discharge the heat inside the high-voltage cabinet body from the exhaust pipe to the outside of the high-voltage cabinet body through the first small fan, and then the second small fan will transport the air sucked from the outside to the air inlet cavity. The air will pass through the filter and enter the silica gel desiccant. The silica gel desiccant can absorb some moisture in the sucked air, thereby preventing moisture from entering the interior of the high-voltage cabinet body, and further protecting some components inside the high-voltage cabinet body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the external three-dimensional structure of the 10KV high-voltage cabinet proposed by the utility model;

[0015] Figure 2 This is a cross-sectional three-dimensional structural diagram of a 10KV high-voltage cabinet proposed in the utility model;

[0016] Figure 3 Schematic diagram of the three-dimensional structure of the moisture adsorption component.

[0017] In the figure: 1 high-pressure cabinet body, 2 placement plate, 3 first small fan, 4 second small fan, 5 installation box, 6 exhaust pipe, 7 gas supply pipe, 8 suction pipe, 9 gas one-way valve, 10 inlet pipe, 11 outlet pipe, 12 filter, 13 inlet cavity, 14 installation plate, 15 fixing screw, 16 vent, 17 cabinet door. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] Reference Figure 1-Figure 3 , a 10KV high-voltage cabinet, comprising a high-voltage cabinet body 1, a placement plate 2 is symmetrically fixedly connected to the inner wall of the high-voltage cabinet body 1, a first small fan 3 is installed on the bottom inner wall of the high-voltage cabinet body 1, an exhaust assembly is arranged on the first small fan 3, a second small fan 4 is installed on the top inner wall of the high-voltage cabinet body 1, and the second small fan 4 is connected to the installation box 5 through a moisture adsorption assembly.

[0020] It should be noted that the specific model specifications of the first small fan 3 and the second small fan 4 need to be selected and determined according to the actual specifications of the device, and the specific selection calculation method adopts the existing technology in this field, so it is not repeated, and both can be powered by external devices and controlled to be turned on and off;

[0021] Furthermore, the exhaust assembly includes an L-shaped exhaust pipe 6 and an air supply pipe 7, a suction pipe 8 is fixedly connected to one side of the first small fan 3, the bottom of the first small fan 3 is fixedly connected to the air supply pipe 7, a gas check valve 9 is provided on the outer wall of the air supply pipe 7, a first hole is opened on the outer wall of the bottom of the high-pressure cabinet body 1, the exhaust pipe 6 is fixedly connected to the inner wall of the first hole, and the bottom end of the air supply pipe 7 is inserted into the first hole;

[0022] It should be noted that, through the first small fan 3 , the heat inside the high-voltage cabinet body 1 can be discharged from the exhaust pipe 6 to the outside of the high-voltage cabinet body 1 .

[0023] Further, the moisture adsorption component includes an air inlet pipe 10, an air outlet pipe 11 and a filter screen 12, the filter screen 12 is fixedly connected to the inner wall of the installation box 5, a silica gel desiccant evenly distributed is arranged inside the installation box 5 above the filter screen 12, an air inlet cavity 13 is arranged inside the installation box 5 below the filter screen 12, a second hole is opened on the top outer wall of the high-voltage cabinet body 1, the air inlet pipe 10 passes through the second hole and is connected to the second small fan 4, the top of the second small fan 4 is connected to the air outlet pipe 11, a third hole is opened at the bottom of the installation box 5, the air outlet pipe 11 passes through the third hole and extends to the inside of the air inlet cavity 13;

[0024] It should be noted that the second small fan 4 will transport the air sucked from the outside to the air inlet cavity 13, and the air will pass through the filter 12 and enter the silica gel desiccant, and the silica gel desiccant can absorb some moisture in the sucked air, thereby preventing moisture from entering the interior of the high-voltage cabinet body 1;

[0025] It should be noted that the aperture of the filter 12 is smaller than the diameter of a single silica gel desiccant, so that the silica gel desiccant can be accumulated on the filter 12 without falling off, and there are gaps between the silica gel desiccant particles that are accumulated together, and air will be discharged upward along the gaps;

[0026] It should be noted that the outer wall of the air outlet pipe 11 is slidably connected to the inner wall of the third hole, and the bottom of the mounting box 5 abuts against the mounting plate 14, so that the air entering the air inlet cavity 13 can be discharged upward.

[0027] Furthermore, a mounting plate 14 for placing the mounting box 5 is symmetrically fixedly connected to the inner wall of the high-voltage cabinet body 1. The mounting plate 14 is arranged in an L shape. A threaded hole is provided on the mounting plate 14. A limiting groove is provided on one side of the mounting box 5. The inner thread of the threaded hole is connected with a fixing screw 15 inserted into the limiting groove.

[0028] It should be noted that after the installation box 5 is placed on the installation plate 14 , the fixing bolts are screwed into the threaded holes and inserted into the limiting grooves, so that the position of the installation box 5 can be fixed.

[0029] Furthermore, ventilation holes 16 are symmetrically provided on the placement plate 2 .

[0030] Furthermore, a plurality of cabinet doors 17 connected by hinges are provided on one side of the high-voltage cabinet body 1;

[0031] It should be noted that a "U"-shaped sealing strip is fixedly connected to the inner side of the cabinet door 17, and a "U"-shaped sealing groove is opened on the side of the high-voltage cabinet body 1 close to the sealing door. After multiple cabinet doors 17 are closed, the sealing strip can be inserted into the sealing groove to prevent external moisture from entering through the gaps between the cabinet doors 17.

[0032] Working principle of this utility model:

[0033] Through the first small fan 3, the heat inside the high-voltage cabinet body 1 can be discharged from the exhaust pipe 6 to the outside of the high-voltage cabinet body 1, and then the second small fan 4 will transport the air sucked in from the outside to the air inlet chamber 13. The air will pass through the filter 12 and enter the silica gel desiccant. The silica gel desiccant can absorb some moisture in the sucked air, thereby preventing moisture from entering the interior of the high-voltage cabinet body 1, and further protecting some components inside the high-voltage cabinet body 1.

[0034] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A 10KV high-voltage cabinet, comprising a high-voltage cabinet body (1), characterized in that: The inner wall of the high-voltage cabinet body (1) is symmetrically fixedly connected with a placement plate (2); the bottom inner wall of the high-voltage cabinet body (1) is installed with a first small fan (3); the first small fan (3) is provided with an exhaust assembly; the top inner wall of the high-voltage cabinet body (1) is installed with a second small fan (4); the second small fan (4) is connected to a mounting box (5) via a moisture adsorption assembly; the moisture adsorption assembly comprises an air inlet pipe (10), an air outlet pipe (11) and a filter screen (12); the filter screen (12) is fixedly connected to the inner wall of the mounting box (5), and the position of the filter screen (12) is fixedly connected to the inner wall of the mounting box (5). A silica gel desiccant is evenly distributed inside the installation box (5) above the filter (12), an air inlet cavity (13) is provided inside the installation box (5) below the filter (12), a second hole is provided on the top outer wall of the high-voltage cabinet body (1), the air inlet pipe (10) passes through the second hole and is connected to the second small fan (4), the top of the second small fan (4) is connected to the air outlet pipe (11), a third hole is provided on the bottom of the installation box (5), the air outlet pipe (11) passes through the third hole and extends to the inside of the air inlet cavity (13).

2. The 10KV high voltage cabinet according to claim 1, characterized in that: The exhaust assembly comprises an L-shaped exhaust pipe (6) and an air supply pipe (7); an air intake pipe (8) is fixedly connected to one side of the first small fan (3); the bottom of the first small fan (3) is fixedly connected to the air supply pipe (7); a gas check valve (9) is provided on the outer wall of the air supply pipe (7); a first hole is opened on the outer wall of the bottom of the high-pressure cabinet body (1); the exhaust pipe (6) is fixedly connected to the inner wall of the first hole; and the bottom end of the air supply pipe (7) is inserted into the first hole.

3. The 10KV high voltage cabinet according to claim 1, characterized in that: A mounting plate (14) for placing the mounting box (5) is symmetrically fixedly connected to the inner wall of the high-voltage cabinet body (1); the mounting plate (14) is arranged in an L shape; a threaded hole is provided on the mounting plate (14); a limiting groove is provided on one side of the mounting box (5); a fixing screw (15) inserted into the limiting groove is threadedly connected to the inner surface of the threaded hole.

4. The 10KV high voltage cabinet according to claim 1, characterized in that: The placement plate (2) is symmetrically provided with ventilation holes (16).

5. The 10KV high voltage cabinet according to claim 1, characterized in that: A plurality of cabinet doors (17) connected by hinges are provided on one side of the high-voltage cabinet body (1).

Images