CN220732059U - High-voltage board with dehumidification function - Google Patents
High-voltage board with dehumidification function Download PDFInfo
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- CN220732059U CN220732059U CN202322382275.3U CN202322382275U CN220732059U CN 220732059 U CN220732059 U CN 220732059U CN 202322382275 U CN202322382275 U CN 202322382275U CN 220732059 U CN220732059 U CN 220732059U
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- 238000007791 dehumidification Methods 0.000 title claims abstract description 25
- 230000005494 condensation Effects 0.000 claims abstract description 22
- 238000009833 condensation Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000009423 ventilation Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000000919 ceramic Substances 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 239000002516 radical scavenger Substances 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 description 6
- 238000005192 partition Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a high-voltage cabinet with a dehumidification function, and relates to the technical field of high-voltage cabinets, comprising a high-voltage cabinet body, a dehumidification assembly, a guide plate and a temperature and humidity sensor; high-voltage board cabinet body: one side surface is provided with an opening, and a cabinet door is rotatably connected to the opening; dehumidification assembly: including setting up the condensation pipeline at the internal chamber of high-voltage board cabinet, the condensation pipeline is horizontal and the middle part is cut apart into the hot flow chamber of upside and the cold flow chamber of downside by horizontal heat conduction mechanism, and the both ends in hot flow chamber and cold flow chamber all are connected with the ventilation pipe, and the ventilation pipe that is in the outside end passes the preformed hole that the high-voltage board cabinet side matched with it, is equipped with the scavenger fan opposite in direction on two ventilation pipes that are in the inboard end, and the bottom of condensation pipeline is equipped with the water catch bowl in intercommunication cold flow chamber, and the water catch bowl bottom is connected with the drain pipe. This high-voltage board with dehumidification function can detach the moisture in the high-voltage board, guarantees simultaneously to have good heat dissipation ability, improves the security of consumer.
Description
Technical Field
The utility model relates to the technical field of high-voltage cabinets, in particular to a high-voltage cabinet with a dehumidification function.
Background
The high-voltage cabinet is used for generating, transmitting and distributing power in a power system, and plays roles of on-off, control, protection and the like, and an electric product with the working voltage in the range of 3.6kV to 550kV is installed in the high-voltage cabinet, so that the cabinet door of the high-voltage cabinet needs to be sealed with high strength. Because the inside electrical components of high-voltage board is comparatively more, need dispel the heat, and when rainwater weather or humidity are great, the humidity can enter into the high-voltage board and cause the corruption to the electrical components in the cabinet, reduces electrical equipment's life, also has the potential safety hazard simultaneously, and for this reason, we propose a high-voltage board with dehumidification function.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides the high-voltage cabinet with the dehumidification function, which can remove moisture in the high-voltage cabinet, ensure good heat dissipation capacity, improve the safety of electric equipment and effectively solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a high-voltage cabinet with a dehumidification function comprises a high-voltage cabinet body, a dehumidification assembly, a guide plate and a temperature and humidity sensor;
high-voltage board cabinet body: one side surface is provided with an opening, and a cabinet door is rotatably connected to the opening;
dehumidification assembly: the high-voltage cabinet comprises a condensation pipeline arranged in the inner cavity of the high-voltage cabinet body, wherein the condensation pipeline is transversely arranged, the middle part of the condensation pipeline is divided into a hot flow cavity at the upper side and a cold flow cavity at the lower side by a transverse heat conduction mechanism, the two ends of the hot flow cavity and the cold flow cavity are respectively connected with an air exchanging pipe, the air exchanging pipes at the outer side end penetrate through reserved holes matched with the side surface of the high-voltage cabinet body, two air exchanging pipes at the inner side end are provided with air exchanging fans with opposite directions, the bottom of the condensation pipeline is provided with a water collecting tank communicated with the cold flow cavity, the bottom of the water collecting tank is connected with a water draining pipe, and the other end of the water draining pipe penetrates through and extends to the outer side of the high-voltage cabinet body;
deflector: the cold flow cavities are equidistantly distributed in the lower side of the condensing pipeline;
temperature and humidity sensor: the high-voltage power supply is arranged in the inner cavity of the high-voltage cabinet body;
wherein: the high-voltage cabinet is characterized in that a controller is further arranged in the high-voltage cabinet body, the input end of the controller is electrically connected with the output end of the temperature and humidity sensor, and the output end of the controller is electrically connected with the input end of the ventilator.
Further, the cabinet door further comprises a sealing ring, wherein the sealing ring is fixed on the inner side surface of the cabinet door, and the sealing ring corresponds to a gap for sealing the cabinet door and the high-voltage cabinet body. The sealing ring is used for guaranteeing the tightness between the cabinet door and the high-voltage cabinet body in the closed state, and water vapor infiltration is reduced.
Further, heat conduction mechanism includes mounting bracket, ceramic refrigeration piece and division board, the mounting bracket links to each other with condensing duct's inner wall is fixed, transversely evenly has placed the ceramic refrigeration piece in the mounting bracket, and the refrigeration side of ceramic refrigeration piece is towards cold flow chamber, exothermic side orientation heat flow chamber, the upper and lower both sides of mounting bracket are equipped with the division board, and the ceramic refrigeration piece is in between two division boards. The air flow entering the high-voltage cabinet body is dehumidified through the heat conduction capacity of the ceramic refrigerating plate, then the moisture in the high-voltage cabinet body is brought out, the humidity in the high-voltage cabinet body is greatly reduced, and meanwhile, the heat release end of the ceramic refrigerating plate is radiated by the discharged air flow.
Further, the guide plate comprises an upright plate, a split-flow inclined plate, an air inlet, a cold flow hole and an air outlet gap, wherein the upper end of the upright plate is attached to the lower side of the heat conducting mechanism, the upright plate is connected with the lower end of the split-flow inclined plate, the cold flow hole is formed in the bent part of the upright plate and the lower end of the split-flow inclined plate, the air inlet is formed in the middle of the upright plate, and the air outlet gap is formed between the upper end of the split-flow inclined plate and the heat conducting mechanism. The guide plate is arranged to enable the entering air flow to be in contact with the refrigerating side of the ceramic refrigerating sheet frequently, so that the moisture liquefaction is facilitated, and the water content of the air flow entering the high-voltage cabinet body is reduced.
Further, the high-voltage cabinet further comprises a filter, a rain cover is arranged on the side wall of the high-voltage cabinet body, the filter is covered on the ventilation pipe at the outer side end, and the filter is located on the inner side of the rain cover.
Further, the high-voltage cabinet further comprises a separation plate, wherein the separation plate is fixed in the inner cavity of the high-voltage cabinet body, and the separation plate is positioned between the two ventilation pipes at the inner side end. The division plate is favorable for circulating flow of air flow in the high-voltage cabinet body.
Compared with the prior art, the utility model has the beneficial effects that: this high-voltage board with dehumidification function has following benefit:
1. the high-voltage cabinet with the dehumidification function can remove moisture in the high-voltage cabinet, ensure good heat dissipation capacity, reduce corrosion of the moisture to internal electrical components, and improve safety of electric equipment;
2. the air flow entering the high-voltage cabinet body is dehumidified through the heat conduction capacity of the ceramic refrigerating plate, then the moisture in the high-voltage cabinet body is brought out, the humidity in the high-voltage cabinet body is greatly reduced, and meanwhile, the discharged air flow dissipates heat at the heat release end of the ceramic refrigerating plate;
3. the guide plate is arranged to enable the entering air flow to be in contact with the refrigerating side of the ceramic refrigerating sheet frequently, so that the moisture liquefaction is facilitated, and the water content of the air flow entering the high-voltage cabinet body is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall axial structure of the present utility model;
FIG. 2 is a schematic overall sectional view of the present utility model;
FIG. 3 is a schematic view of the axial side structure of the condensing duct of the present utility model;
FIG. 4 is a schematic cross-sectional view of a condensing duct according to the present utility model;
fig. 5 is an exploded view of the heat conducting mechanism of the present utility model.
In the figure: the high-voltage cabinet comprises a high-voltage cabinet body, a cabinet door 101, a condensation pipeline 2, a ventilation pipe 201, a water collecting tank 202, a water discharging pipe 203, a heat conducting mechanism 3, a mounting frame 301, a ceramic refrigerating sheet 302, a partition plate 303, a ventilation fan 4, a flow guiding plate 5, an upright plate 501, a flow dividing inclined plate 502, an air inlet 503, a cold flow hole 504, an air outlet gap 505, a temperature and humidity sensor 6, a controller 7, a sealing ring 8, a filter 9, a rain shield 10 and a partition plate 11.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present embodiment provides a technical solution: a high-voltage cabinet with a dehumidification function comprises a high-voltage cabinet body 1, a dehumidification component, a guide plate 5 and a temperature and humidity sensor 6;
high-voltage board cabinet body 1: one side surface is provided with an opening, and the opening is rotatably connected with a cabinet door 101; the high-voltage cabinet further comprises a sealing ring 8, wherein the sealing ring 8 is fixed on the inner side surface of the cabinet door 101, and the sealing ring 8 correspondingly seals gaps between the cabinet door 101 and the high-voltage cabinet body 1; the sealing ring 8 ensures the tightness between the cabinet door and the high-voltage cabinet body in a closed state, reduces the infiltration of water vapor, and can additionally install a sealing ring at the inlet line Kong Dengwei of the high-voltage cabinet body to improve the tightness of the high-voltage cabinet body;
dehumidification assembly: the high-voltage cabinet comprises a condensation pipeline 2 arranged in an inner cavity of the high-voltage cabinet body 1, wherein the condensation pipeline 2 is transversely arranged, the middle part of the condensation pipeline is divided into a hot flow cavity at the upper side and a cold flow cavity at the lower side by a transverse heat conduction mechanism 3, the two ends of the hot flow cavity and the cold flow cavity are connected with ventilation pipes 201, the ventilation pipes 201 at the outer side end penetrate through reserved holes matched with the side surface of the high-voltage cabinet body 1, ventilation fans 4 with opposite directions are arranged on the two ventilation pipes 201 at the inner side end, a water collecting tank 202 communicated with the cold flow cavity is arranged at the bottom of the condensation pipeline 2, a drain pipe 203 is connected to the bottom of the water collecting tank 202, and the other end of the drain pipe 203 penetrates through and extends to the outer side of the high-voltage cabinet body 1;
the heat conduction mechanism 3 comprises a mounting frame 301, ceramic refrigerating sheets 302 and isolating plates 303, wherein the mounting frame 301 is fixedly connected with the inner wall of the condensation pipeline 2, the ceramic refrigerating sheets 302 are transversely and uniformly arranged in the mounting frame 301, the refrigerating sides of the ceramic refrigerating sheets 302 face to the cold flow cavity, the heat release sides face to the heat flow cavity, the isolating plates 303 are arranged on the upper side and the lower side of the mounting frame 301, and the ceramic refrigerating sheets 302 are positioned between the two isolating plates 303; the air flow entering the high-voltage cabinet body 1 is dehumidified through the heat conduction capacity of the ceramic refrigerating plate 302, then the moisture in the high-voltage cabinet body 1 is brought out, the humidity of the high-voltage cabinet body 1 is greatly reduced, and meanwhile the discharged air flow dissipates heat of the heat release end of the ceramic refrigerating plate 302;
deflector 5: the cold flow cavities are equidistantly distributed in the lower side of the condensation pipeline 2; the guide plate 5 comprises an upright plate 501, a split-flow inclined plate 502, an air inlet 503, a cold flow hole 504 and an air outlet gap 505, wherein the upper end of the upright plate 501 is attached to the lower side of the heat conduction mechanism 3, the upright plate 501 is connected with the lower end of the split-flow inclined plate 502, the cold flow hole 504 is arranged at the bending position of the upright plate 501 and the lower end of the split-flow inclined plate, the air inlet 503 is arranged in the middle of the upright plate 501, and the air outlet gap 505 is arranged between the upper end of the split-flow inclined plate 502 and the heat conduction mechanism 3; the guide plate 5 is arranged to enable the incoming air flow to frequently contact with the refrigerating side of the ceramic refrigerating plate 302, so that the moisture liquefaction is facilitated, and the water content of the air flow entering the high-voltage cabinet body is reduced;
the specific process of the air flow passing through the deflector 5 is as follows: external gas enters the high-voltage cabinet body 1 through a cold flow cavity at the lower side of the condensation pipeline 2, firstly enters a gap between the vertical plate 501 and the split-flow inclined plate 502 through the air inlet 503, and under the action of the split-flow inclined plate 502, the air flow goes upward to be in contact with the refrigeration side of the ceramic refrigerating plate 302, the wet gas is liquefied and goes downward along the split-flow inclined plate 502, enters the water collecting tank 202 through the cold flow hole 504, and the cooled and liquefied gas enters the next cooling stage through the air outlet gap 505;
temperature and humidity sensor 6: the high-voltage power supply is arranged in the inner cavity of the high-voltage cabinet body 1;
the high-voltage cabinet further comprises a filter 9, a rain cover 10 is arranged on the side wall of the high-voltage cabinet body 1, the filter 9 is covered on the ventilation pipe 201 at the outer side end, and the filter 9 is positioned at the inner side of the rain cover 10; the filter 9 isolates the ventilation pipe 201 at the outer side end, so that sundries are prevented from entering, and the rain cover 10 prevents rainwater from entering the ventilation pipe 201;
the high-voltage cabinet further comprises a separation plate 11, wherein the separation plate 11 is fixed in the inner cavity of the high-voltage cabinet body 1, and the separation plate 11 is positioned between two ventilation pipes 201 at the inner side end; the partition plate 11 is beneficial to the circulation flow of the air flow in the high-voltage cabinet body;
wherein: a controller 7 is further arranged in the high-voltage cabinet body 1, the input end of the controller 7 is electrically connected with the output end of the temperature and humidity sensor 6, and the output end of the controller 7 is electrically connected with the input end of the ventilator 4; the temperature and humidity sensor 6 can be a Hydro-mix HT high temperature microwave temperature and humidity sensor, the controller 7 can be a programmable controller with the model number of S7-200, and the controller can control the electric elements in a conventional mode in the prior art.
The working principle of the high-voltage cabinet with the dehumidification function provided by the utility model is as follows:
the temperature and humidity sensor 6 continuously works to detect the temperature and humidity in the high-voltage cabinet body 1 and feeds back the temperature and humidity to the controller 7, the controller 7 drives the two ventilating fans 4 and the working ceramic refrigerating sheet 302 to work, the temperature of the lower side of the ceramic refrigerating sheet 302 is low, the temperature of the upper side is high, external air flow enters the high-voltage cabinet body 1 through the cold flow cavity at the lower side of the condensation pipeline 2, the air flow is absorbed when passing through the ceramic refrigerating sheet 302, moisture in the air condenses and falls into the water collecting tank 202, the dehumidified air flow enters the high-voltage cabinet body 1, the air flow in the cabinet body is extruded to the outer side of the cabinet body through the hot flow cavity at the upper side of the condensation pipeline 2, and meanwhile, the heat at the heat release side of the ceramic refrigerating sheet 302 is taken out to the outer side of the high-voltage cabinet body 1.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.
Claims (6)
1. The utility model provides a high-voltage board with dehumidification function which characterized in that: comprises a high-voltage cabinet body (1), a dehumidifying component, a guide plate (5) and a temperature and humidity sensor (6);
high-voltage board cabinet body (1): one side surface is provided with an opening, and a cabinet door (101) is rotatably connected to the opening;
dehumidification assembly: the high-voltage cabinet comprises a condensation pipeline (2) arranged in an inner cavity of the high-voltage cabinet body (1), wherein the condensation pipeline (2) is transversely arranged, the middle part of the condensation pipeline is divided into a hot flow cavity and a cold flow cavity at the upper side by a transverse heat conduction mechanism (3), two ends of the hot flow cavity and the cold flow cavity are respectively connected with an air exchanging pipe (201), the air exchanging pipes (201) at the outer side end penetrate through reserved holes matched with the high-voltage cabinet body (1) at the side surface, two air exchanging pipes (201) at the inner side end are provided with air exchanging fans (4) with opposite directions, the bottom of the condensation pipeline (2) is provided with a water collecting tank (202) communicated with the cold flow cavity, the bottom of the water collecting tank (202) is connected with a drain pipe (203), and the other end of the drain pipe (203) penetrates through and extends to the outer side of the high-voltage cabinet body (1);
deflector (5): the cold flow cavities are equidistantly distributed in the lower side of the condensing pipeline (2);
temperature and humidity sensor (6): is arranged in the inner cavity of the high-voltage cabinet body (1);
wherein: the high-voltage cabinet is characterized in that a controller (7) is further arranged in the high-voltage cabinet body (1), the input end of the controller (7) is electrically connected with the output end of the temperature and humidity sensor (6), and the output end of the controller (7) is electrically connected with the input end of the ventilator (4).
2. The high-voltage board with dehumidification function according to claim 1, wherein: the high-voltage cabinet further comprises a sealing ring (8), wherein the sealing ring (8) is fixed on the inner side surface of the cabinet door (101), and the sealing ring (8) is used for sealing gaps between the cabinet door (101) and the high-voltage cabinet body (1) correspondingly.
3. The high-voltage board with dehumidification function according to claim 1, wherein: the heat conduction mechanism (3) comprises a mounting frame (301), ceramic refrigerating sheets (302) and isolating plates (303), wherein the mounting frame (301) is fixedly connected with the inner wall of a condensation pipeline (2), the ceramic refrigerating sheets (302) are transversely and uniformly placed in the mounting frame (301), the refrigerating sides of the ceramic refrigerating sheets (302) face cold flow cavities and heat release sides of the refrigerating sides of the ceramic refrigerating sheets towards heat flow cavities, the isolating plates (303) are arranged on the upper side and the lower side of the mounting frame (301), and the ceramic refrigerating sheets (302) are located between the two isolating plates (303).
4. The high-voltage board with dehumidification function according to claim 1, wherein: the air deflector (5) comprises an upright plate (501), a split-flow inclined plate (502), an air inlet hole (503), a cold flow hole (504) and an air outlet gap (505), wherein the upper end of the upright plate (501) is attached to the lower side of the heat conduction mechanism (3), the upright plate (501) is connected with the lower end of the split-flow inclined plate (502), the cold flow hole (504) is arranged at the bending position of the upright plate (501) and the bent position of the upright plate, the air inlet hole (503) is formed in the middle of the upright plate (501), and the air outlet gap (505) is formed between the upper end of the split-flow inclined plate (502) and the heat conduction mechanism (3).
5. The high-voltage board with dehumidification function according to claim 1, wherein: the novel high-voltage cabinet further comprises a filter (9), a rain cover (10) is arranged on the side wall of the high-voltage cabinet body (1), the filter (9) covers the ventilation pipe (201) at the outer side end, and the filter (9) is located at the inner side of the rain cover (10).
6. The high-voltage board with dehumidification function according to claim 1, wherein: the high-voltage cabinet further comprises a separation plate (11), the separation plate (11) is fixed in the inner cavity of the high-voltage cabinet body (1), and the separation plate (11) is positioned between two ventilation pipes (201) at the inner side end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322382275.3U CN220732059U (en) | 2023-09-04 | 2023-09-04 | High-voltage board with dehumidification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322382275.3U CN220732059U (en) | 2023-09-04 | 2023-09-04 | High-voltage board with dehumidification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220732059U true CN220732059U (en) | 2024-04-05 |
Family
ID=90496989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322382275.3U Active CN220732059U (en) | 2023-09-04 | 2023-09-04 | High-voltage board with dehumidification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220732059U (en) |
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2023
- 2023-09-04 CN CN202322382275.3U patent/CN220732059U/en active Active
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