Water and electricity control cabinet

Abstract

The utility model discloses a hydroelectric control cabinet, which comprises a control cabinet main body, an exhaust baffle plate, an inner protective plate, a mounting assembly and an air inlet assembly, the exhaust baffle plate is fixedly mounted at the upper part of the control cabinet main body, and an air pump is mounted between the bottom wall of the exhaust baffle plate and the upper wall of the control cabinet main body in a penetrating manner; the inner protection plate is arranged on the side wall of the side, away from the protection door, of the control cabinet body, the installation assembly is arranged between the opposite inner side walls of the inner protection plate, and the air inlet assembly is arranged on the side, away from the protection door, of the control cabinet body. The utility model belongs to the technical field of control cabinets, and particularly relates to heat dissipation and moisture-proof protection inside an electric energy conversion control cabinet for a hydropower station environment, an inner protection plate is additionally arranged inside the control cabinet to form an interlayer, water drop condensation is reduced, and heat generated by working of electronic components circulates and is discharged inside the control cabinet. And the dryness of the inner part of the control cabinet and the side wall around the cabinet body is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of control cabinets, in particular to a hydropower control cabinet. Background Art

[0002] Hydropower stations use the kinetic energy of turbines to drive generators to generate electricity, and multiple control cabinets are needed to control the conversion of electricity.

[0003] The existing control cabinet has a general internal heat dissipation effect when in use. When the external environment is cold, water droplets condense on the inner and outer walls of the control cabinet, making the working environment of the electronic components humid. At the same time, the electronic components inside the control cabinet generate heat, the air flow is poor, and the high temperature environment affects the electronic components, causing damage. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the control cabinet generates a temperature difference between the inside and the outside, resulting in a humid working environment for the internal electronic components, poor air flow inside the control cabinet, and the high temperature environment affects the electronic components.

[0005] The technical solution adopted by the utility model is as follows: a hydropower control cabinet, comprising a control cabinet body, a protective door being hingedly provided in the middle of a side wall of one side of the control cabinet body, support legs being installed on both sides of the bottom of the control cabinet body, and also comprising an exhaust baffle, an inner guard plate, a mounting assembly and an air inlet assembly, the exhaust baffle being fixedly installed on the upper part of the control cabinet body, an air pump being installed through-and-through between the bottom wall of the exhaust baffle and the upper wall of the control cabinet body, the inner guard plate being arranged on the side wall of the control cabinet body away from the protective door, the mounting assembly being arranged between the opposite inner side walls of the inner guard plate, and the air inlet assembly being arranged on the side of the control cabinet body away from the protective door.

[0006] Furthermore, the installation assembly includes a fixed block and a base plate, the fixed block is arranged in the middle of the inner wall relative to the inner guard plate, the fixed block is arranged in a multi-step type, and each level of the fixed block is provided with a mounting hole on the end face close to one end of the protective door for clamping and installing different base plates, the base plate is clamped between symmetrical fixed blocks, and fixing holes are provided at the corners of the base plate for bolting to the inner wall of the control cabinet body.

[0007] Furthermore, the air inlet assembly includes a connecting pipe, a cover plate and a partition plate, the partition plate is arranged on the inner wall of the control cabinet body away from the protective door, the partition plates are arranged at even intervals, the connecting pipe is arranged on the upper part of the side wall of the control cabinet body away from the protective door, the connecting pipe passes through the side wall of the control cabinet body and is connected with the evenly spaced partition plates, the cover plate is bolted to both sides of the connecting pipe, and an air inlet hole is opened at the center of the cover plate.

[0008] Furthermore, the inner guard plate is arranged in a rectangular frame, and a flow cavity is formed between the outer wall of the inner guard plate and the inner wall of the control cabinet body. The corners of the inner guard plate are chamfered, and a filter is provided at the chamfer of the bottom of the inner guard plate for air circulation between the inside of the inner guard plate and the flow cavity.

[0009] Furthermore, both sides of the bottom wall of the exhaust baffle are connected to exhaust pipes, and rubber valves are provided in the exhaust pipes.

[0010] Furthermore, the interior of the connecting tube is filled with a moisture-absorbing cotton layer.

[0011] After adopting the above structure, the beneficial effects of the utility model are as follows: for the heat dissipation and moisture-proof protection inside the electric energy conversion control cabinet in the hydropower station environment, an inner protective plate is added inside the control cabinet to form a partition to reduce condensation of water droplets, and each electronic component is fixedly installed by punching holes in the bottom plate of the installation assembly. The heat generated by the electronic components is circulated inside the control cabinet and discharged, thereby increasing the dryness of the inside of the control cabinet and the side walls around the cabinet body. The inhaled air is moisture-absorbed and filtered, enters between the internal partitions, flows on the back of the bottom plate, enters the inside of the inner protective plate, reduces the internal temperature of the inner protective plate, enters the flow cavity through the filter, and is finally pumped out by the air pump, and hot air is sprayed on the outside, thereby increasing the dryness of the outer wall of the control cabinet and realizing the heat dissipation and moisture-proof protection of the control cabinet as a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0013] Figure 1 This is a schematic diagram of the overall structure of a hydropower control cabinet proposed by the utility model;

[0014] Figure 2 This is a schematic diagram of the air intake assembly structure of a hydropower control cabinet proposed by the utility model;

[0015] Figure 3 This is a cross-sectional view of a hydropower control cabinet structure proposed by the utility model;

[0016] Figure 4 This is a schematic diagram of the internal structure of a hydropower control cabinet proposed by the utility model;

[0017] Figure 5 This is a schematic diagram of the internal structure of a hydropower control cabinet proposed by the utility model from a top view;

[0018] Figure 6 for Figure 5 A magnified view of part A.

[0019] In the attached drawings: 1. control cabinet body, 2. protective door, 3. supporting leg, 4. exhaust baffle, 5. inner guard plate, 6. mounting assembly, 7. air inlet assembly, 8. air pump, 9. fixing block, 10. bottom plate, 11. mounting hole, 12. fixing hole, 13. connecting pipe, 14. cover plate, 15. partition, 16. air inlet hole, 17. flow cavity, 18. filter screen, 19. exhaust pipe, 20. rubber valve, 21. moisture-absorbing cotton layer. DETAILED DESCRIPTION

[0020] like Figure 1 , Figure 3 and Figure 4 As shown, a hydropower control cabinet comprises a control cabinet body 1, a protective door 2 is hingedly provided in the middle of one side wall of the control cabinet body 1, support legs 3 are installed on both sides of the bottom of the control cabinet body 1, and also comprises an exhaust baffle plate 4, an inner guard plate 5, a mounting assembly 6 and an air inlet assembly 7. The exhaust baffle plate 4 is fixedly installed on the upper part of the control cabinet body 1, and an air pump 8 is installed between the bottom wall of the exhaust baffle plate 4 and the upper wall of the control cabinet body 1. The inner guard plate 5 is arranged on the side wall of the control cabinet body 1 away from the protective door 2, the mounting assembly 6 is arranged between the opposite inner side walls of the inner guard plate 5, and the air inlet assembly 7 is arranged on the side of the control cabinet body 1 away from the protective door 2, and each electronic component is fixed on the mounting assembly 6, and the air pump 8 is installed between the bottom wall of the exhaust baffle plate 4 and the upper wall of the control cabinet body 1. The pump 8 draws air, and air enters the inner guard plate 5 through the air inlet assembly 7 to take away the heat. The inner guard plate 5 is arranged in a rectangular frame, and a flow cavity 17 is formed between the outer wall of the inner guard plate 5 and the inner wall of the control cabinet body 1. The corners of the inner guard plate 5 are chamfered, and a filter 18 is provided at the chamfer of the bottom of the inner guard plate 5 for air circulation between the inner guard plate 5 and the flow cavity 17. The hot air is circulated and drawn out between the inner guard plate 5 and the control cabinet body 1 for air circulation and heat dissipation. Exhaust pipes 19 are connected to both sides of the bottom wall of the exhaust baffle 4. A rubber valve 20 is provided in the exhaust pipe 19 to discharge the gas through the exhaust pipe. The internal rubber valve 20 increases the exhaust gas pressure and increases the gas ejection range.

[0021] like Figure 3-6 As shown, in order to fix and install each electronic component, the installation assembly 6 includes a fixed card block 9 and a base plate 10. The fixed card block 9 is arranged in the middle of the inner wall relative to the inner guard plate 5. The fixed card block 9 is arranged in a multi-stage stepped manner. Each stage of the fixed card block 9 is provided with a mounting hole 11 on the end face close to the protective door 2 for the clamping installation of different base plates 10. The base plate 10 is clamped between the symmetrical fixed card blocks 9. The corners of the base plate 10 are provided with fixing holes 12 for bolting to the inner wall of the control cabinet body 1. The middle of the back of the base plate 10 is clamped between the fixed card blocks 9. At the same time, the corners of the base plate 10 are bolted to the inner wall of the control body to fix the base plate 10. Then, holes are punched on the base plate 10, or iron guide rails are installed to realize the clamping or bolting of electronic components, thereby realizing the installation of various electronic components.

[0022] like Figure 2 , Figure 5 and Figure 6 As shown, in order to increase the dryness of the air entering the inner guard plate 5 and increase the travel of the air entering the inner guard plate 5, the air inlet assembly 7 includes a connecting pipe 13, a cover plate 14 and a partition 15. The partition 15 is arranged on the inner wall of the control cabinet body 1 away from the protective door 2. The partitions 15 are arranged at uniform intervals. The connecting pipe 13 is arranged on the upper part of the side wall of the control cabinet body 1 away from the protective door 2. The connecting pipe 13 runs through the side wall of the control cabinet body 1 and is connected with the partitions 15 arranged at uniform intervals. The cover plate 14 is bolted to both sides of the connecting pipe 13, and an air inlet hole 1 is opened at the center of the cover plate 14. 6. The interior of the connecting pipe 13 is filled with a moisture-absorbing cotton layer 21. When the air pump 8 draws air from the upper part of the flow cavity 17, the external air enters between the evenly spaced partitions 15 through the air inlet holes 16 of the cover plate 14, and then flows between the partitions 15 and the back of the bottom plate 10. After contacting the hot air in the inner protective plate 5, the moisture is reduced, and then the air enters the front side of the bottom plate 10 from the periphery of the bottom plate 10, and contacts the electronic components. After the air is mixed in the inner protective plate 5, it flows out through the filter screen 18 at the bottom corners, moves upward from both sides of the flow cavity 17, is drawn out by the air pump 8, and is pumped into the exhaust baffle 4.

[0023] During specific use, the operator opens the protective door 2, disassembles and punches the bottom plate 10, installs it between the symmetrical fixed blocks 9, and then fixes the electronic components on the bottom plate 10. When working, start the air pump 8 to exhaust air, and the external air enters between the evenly spaced partitions 15 through the air inlet holes 16 of the cover plate 14, and then flows between the partitions 15 and the back of the bottom plate 10. After contacting the hot air in the inner protective plate 5, the moisture is reduced, and then enters the front side of the bottom plate 10 from the periphery of the bottom plate 10, and contacts the electronic components. After the air is mixed in the inner protective plate 5, it flows out through the filter 18 at the bottom corners, moves upward from both sides of the flow cavity 17, is extracted by the air pump 8, pumped into the exhaust baffle 4, and the exhaust pipe discharges the gas. The internal rubber valve 20 is used to increase the exhaust gas pressure and increase the gas ejection range.

[0024] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the attached claims and their equivalents. In short, if those skilled in the art are inspired by them and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the scope of protection of the utility model.

Claims

1. A hydropower control cabinet, comprising a control cabinet body, a protective door is hingedly provided in the middle of one side wall of the control cabinet body, and support legs are installed on both sides of the bottom of the control cabinet body. Features: It also includes an exhaust baffle, an inner guard plate, a mounting assembly and an air inlet assembly. The exhaust baffle is fixedly installed on the upper part of the control cabinet body, an air pump is installed between the bottom wall of the exhaust baffle and the upper wall of the control cabinet body, the inner guard plate is arranged on the side wall of the control cabinet body away from the protective door, the mounting assembly is arranged between the opposite inner side walls of the inner guard plate, and the air inlet assembly is arranged on the side of the control cabinet body away from the protective door.

2. A hydropower control cabinet according to claim 1, Features: The installation assembly includes a fixed block and a base plate. The fixed block is arranged in the middle of the inner wall relative to the inner guard plate. The fixed block is arranged in a multi-step stepped manner. Each level of the fixed block is provided with a mounting hole on the end face close to one end of the protective door for clamping and installing different base plates. The base plate is clamped between symmetrical fixed blocks. Fixing holes are provided at the corners of the base plate for bolting to the inner wall of the control cabinet body.

3. A hydropower control cabinet according to claim 1, Features: The air inlet assembly includes a connecting pipe, a cover plate and a partition plate. The partition plate is arranged on the inner wall of the control cabinet body away from the protective door. The partition plates are arranged at uniform intervals. The connecting pipe is arranged on the upper part of the side wall of the control cabinet body away from the protective door. The connecting pipe passes through the side wall of the control cabinet body and is connected with the partition plates arranged at uniform intervals. The cover plate is bolted to both sides of the connecting pipe, and an air inlet hole is opened at the center of the cover plate.

4. A hydropower control cabinet according to claim 1, Features: The inner guard plate is arranged in a rectangular frame, and a flow cavity is formed between the outer wall of the inner guard plate and the inner wall of the control cabinet body. The corners of the inner guard plate are chamfered, and a filter is provided at the chamfer at the bottom of the inner guard plate for air circulation between the inside of the inner guard plate and the flow cavity.

5. A hydropower control cabinet according to claim 1, Features: Both sides of the bottom wall of the exhaust baffle are connected with exhaust pipes, and rubber valves are arranged in the exhaust pipes.

6. A hydropower control cabinet according to claim 3, Features: The interior of the communicating tube is filled with a moisture-absorbing cotton layer.

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