CN214478650U - High-voltage board with heating device - Google Patents
High-voltage board with heating device Download PDFInfo
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- CN214478650U CN214478650U CN202120693625.6U CN202120693625U CN214478650U CN 214478650 U CN214478650 U CN 214478650U CN 202120693625 U CN202120693625 U CN 202120693625U CN 214478650 U CN214478650 U CN 214478650U
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- heating device
- cabinet
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Abstract
The utility model provides a high-voltage board with heating device belongs to high-voltage electrical cabinet technical field, the intelligent cabinet temperature adjusting device comprises a cabinet body, be equipped with the heating chamber on every compartment inner wall of the cabinet body, the heating chamber is equipped with a plurality of gas outlets towards cabinet body opening direction, the internal intercommunication chamber that is equipped with of cabinet, the intercommunication chamber with heating chamber through connection, the below is equipped with the heated warehouses in the cabinet body control chamber, the heated warehouses is interior cavity room formula structure, the heated warehouses with intercommunication chamber through connection, be equipped with heating device in the heated warehouses, the fixed fan that is equipped with of one end of heated warehouses, heating device with fan and controller electrical connection. The cabinet is internally and fixedly provided with a temperature probe and a humidity probe which are electrically connected with the controller. The utility model discloses the device has the characteristics that the heat dissipation is quick, the heat dissipation is even, can solve the inhomogeneous problem of cabinet internal temperature diffusion, has good dehumidification and prevents the condensation effect.
Description
Technical Field
The utility model belongs to the technical field of the high-voltage electrical cabinet, concretely relates to high-voltage board with heating device.
Background
The high-voltage board is used for power generation, power transmission, power distribution, electric energy conversion and consumption, and plays roles of on-off, control or protection, and the like, and the voltage class is 3.6 kV-550 kV electric appliance products, mainly comprises a high-voltage isolating switch and a grounding switch, a high-voltage load switch, a high-voltage automatic coincidence and a sectionalizer, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch board and the like, the components inside the high-voltage board are more, and the high-voltage board mainly comprises a relay, a capacitor, a gauge and other parts, because some use elements inside the high-voltage board have use conditions, and corresponding regulations are made on the normal working conditions of the use elements: the upper limit of the ambient air temperature is not more than 40 ℃ or the lower limit of the ambient air temperature is not less than-25 ℃. When the air humidity in the cabinet reaches a certain proportion, condensation can be generated at a certain temperature, the condensation is attached to the surface of a charged body, phenomena such as creepage, flashover, short circuit and breakdown easily occur, accidents are caused, and the safety of a power system is seriously threatened.
Set up heat abstractor, heating device and temperature sensor in the inside of high-voltage board body among the prior art, detect the temperature in the switch board through temperature sensor, then control heat abstractor or heating device dispels the heat or heats the high-voltage board, makes its inside temperature keep in reasonable within range. However, the heating device inside the power distribution cabinet is directly fixed on the inner wall of the cabinet body and is heated by the automatic control of the controller, the temperature diffusion is slow when the heating device is used for heating, the local temperature in the power distribution cabinet is easily overhigh, the potential safety hazard of partial circuits in the power distribution cabinet can be caused, and meanwhile, the dehumidification effect is not obvious due to the fact that the temperature inside the cabinet body is uneven. There is therefore a need for a high voltage cabinet arrangement that can be heated quickly.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-voltage board with heating device to solve the problem of proposing among the above-mentioned background art.
In order to solve the above problem, the utility model adopts the following technical scheme:
the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet body is including a plurality of compartments of control room, switch room, cable chamber and generating line room, be equipped with the heating chamber on every compartment inner wall of the cabinet body, the heating chamber is equipped with a plurality of gas outlets towards cabinet body opening direction, the internal intercommunication chamber that is equipped with of cabinet, the intercommunication chamber with heating chamber through connection, the indoor below of cabinet body control is equipped with the heated warehouses, the heated warehouses is interior cavity room formula structure, the heated warehouses with intercommunication chamber through connection, be equipped with heating device in the heated warehouses, the fixed fan that is equipped with of one end of heated warehouses, the exhaust direction orientation of fan the extending direction in heating chamber, heating device with fan and controller electrical connection. The internal fixed temperature probe that is equipped with of cabinet, temperature probe and controller electrical connection, the controller is fixed to be established at the internal portion of cabinet, the internal fixed humidity probe that is equipped with of cabinet, humidity probe and controller electrical connection, humidity transducer is fixed to be established at the internal portion of cabinet, the output of controller with heating device electrical connection.
According to the technical scheme, the heating cavities are multiple, the heating cavities are annular pipelines, the heating cavities are transversely arranged in parallel, and the heating cavities are communicated with the communication cavity.
Preferably, the cross section of the heating cavity is circular or quadrilateral, and the heating cavity is made of metal material.
Preferably, the communicating cavity is tubular, the communicating cavity is connected with the heating cavities in series and in a penetrating manner, and the communicating cavity is made of metal materials.
Preferably, the air outlet is arranged on the direction of the opening of the heating cavity towards the cabinet body, and the air outlet is a circular hole.
Preferably, the fan inlet is directed to the outside of the heating chamber.
Preferably, a ceramic seat is arranged in the heating bin, and the heating device is fixed on the ceramic seat.
Preferably, the heating device is a resistance wire heater.
Preferably, the heating device is a PCT heater.
Preferably, the front end of the cabinet body is provided with a heat dissipation window, the heat dissipation window is in a wave shape, and the side face of the cabinet body is provided with an exhaust fan.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a high-voltage board with heating device, the utility model discloses set up a plurality of heating chambeies, the heating chamber is horizontal parallel arrangement, is provided with a plurality of gas outlets in the heating chamber, and the internal temperature controller that is provided with of cabinet, temperature controller can control heating device and fan and open and close, and heating device and fan open the back, and air in the heating device heating hot-water storage storehouse is blown hot-blast fast to the heating chamber through the intercommunication chamber fan that sets up, blows to all directions in the high-voltage board from the gas outlet that sets up. Make the internal temperature of cabinet rise fast when the high-voltage board needs to heat, to the internal humid air heating evaporation of cabinet, prevent to produce the condensation and arouse electrical equipment trouble, when the internal temperature of cabinet heats to the settlement temperature value, close through temperature controller control heating device and fan, avoid the internal temperature of cabinet to rise always, cause the internal equipment electrical damage of cabinet. The utility model discloses the device has the characteristics that the heat dissipation is quick, the heat dissipation is even, can prevent the inhomogeneous problem of heating device department local temperature too high and the internal temperature diffusion of cabinet, has good dehumidification and prevents the condensation effect, the utility model has the better application prospect.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic structural view of the heating chamber of the present invention.
In the figure: 1. the cabinet body, 2, heating chamber, 3, gas outlet, 4, heating device, 5, fan, 6, heating chamber, 7, temperature probe, 8, controller, 9, humidity probe, 11, heat dissipation window, 12, ceramic seat, 13, communicating chamber, 14, exhaust fan.
Detailed Description
The following combines the attached drawings in the embodiment of the present invention to further make clear and complete description of the technical solution of the present invention, and the described embodiment is only a part of the embodiments of the present invention, rather than all embodiments, and those skilled in the art can change the technical solution of the present invention on the basis, and all belong to the protection scope of the present invention.
Referring to fig. 1, 2 and 3, the present invention provides a high voltage cabinet with a heating device, which comprises a cabinet body 1, the cabinet body 1 comprises a control chamber, a switch chamber, a cable chamber and a plurality of compartments of a bus chamber, a heating cavity 2 is arranged on the inner wall of each compartment of the cabinet body 1, a plurality of air outlets 3 are arranged on the heating cavity 2 towards the inner side of the cabinet body 1, a communicating cavity 13 is arranged in the cabinet body 1, the communicating cavity 13 is communicated with the heating cavity 2, a heating chamber 6 is arranged at the lower part in the control chamber of the cabinet body 1, the heating chamber 6 is of an inner cavity chamber type structure, the heating chamber 6 is communicated with the communicating cavity 13, a heating device 4 is arranged in the heating bin 6, a fan 5 is fixedly arranged at one end of the heating bin 6, the exhaust direction of the fan 5 is towards the extension direction of the heating chamber 2, and the heating device 4 and the fan 5 are electrically connected with a controller 8. The controller 8 can adopt a single chip microcomputer controller or a PLC controller. In the embodiment of the utility model provides an in controller 8 adopts the PLC controller, 8 outputs of controller with heating device 4 with fan 5 electrical connection. The heating bin 6 is of a cavity type closed structure, the heating device 4 can rapidly heat and warm air in the cavity, high-temperature air is rapidly blown to the cabinet body through the arranged fan, warming is efficient and rapid, and the defect that the temperature diffusion of a local heating device is slow is overcome.
The cabinet body 1 internal fixation is equipped with temperature probe 7, temperature probe 7 and controller 8 electrical connection, controller 8 is fixed to be established in the cabinet body 1 inside, controller 8's output with heating device 4 electrical connection. Controller 8 can set up temperature lower limit and temperature upper limit, works as the internal temperature value of cabinet that temperature probe 7 gathered is less than the temperature lower limit, controller 8's output heating signal, controller 8's output with heating device 4 electrical connection, the heating signal control heating device 4 start-up heating of 8 outputs of controller, when the temperature rises to the temperature upper limit in the cabinet body 1, heating signal is closed in the output of controller 8, heating device 4 of output control of controller 8 closes the heating.
The cabinet body 1 internal fixation is equipped with humidity probe 9, humidity probe 9 and controller 8 electrical connection, humidity transducer 10 is fixed to be established in the cabinet body 1 inside, controller 8's output with heating device 4 electrical connection. Controller 8 can set up humidity lower limit and humidity upper limit, works as when the internal humidity value of cabinet that humidity probe 9 gathered is higher than humidity upper limit, 8's of controller output heating signal, 8's of controller output with heating device 4 electrical connection, the heating signal control heating device 4 start-up heating of 8 outputs of controller, when the internal humidity of cabinet 1 reduces humidity lower limit, 8's of controller output closes heating signal, 8's of controller output control heating device 4 closes the heating.
Further preferably, the heating cavities 2 are multiple, the heating cavities 2 are circular pipelines, the heating cavities 2 are transversely arranged in parallel, and the heating cavities 2 and the communicating cavities 13 are communicated with each other. Set up a plurality of heating chambers 2 and be horizontal parallel arrangement, a plurality of heating chambers 2 enclose into a week in each compartment inboard of the cabinet body 1, a plurality of heating chambers 2 in each compartment with intercommunication chamber 13 through connection exports the hot-air in the heated warehouses 6 through intercommunication chamber 13 a plurality of heating chambers 2, a plurality of heating chambers 2 are to 1 each compartment of the cabinet body from all directions transport hot-air, make the temperature rise fast in 1 each compartment of the cabinet body, prevent to produce the condensation phenomenon, arouse electrical equipment to damage.
Preferably, the cross section of the heating cavity 2 is circular or quadrilateral, and the heating cavity 2 is made of metal material. Heating chamber 2 and 1 each compartment inner wall welded connection of the cabinet body, the cross sectional shape in heating chamber 2 can be for circular, also can be for the quadrangle, the embodiment of the utility model provides an in heating chamber 2's cross section is circular, has seted up a plurality of ventholes 3 on circular surface, and hot-air blows the all directions of each compartment in the cabinet body 1 from venthole 3.
Preferably, the communication cavity 13 is tubular, the communication cavity 13 is connected in series and in a penetrating manner with the heating cavity 2 in each compartment, and the communication cavity 13 is made of a metal material. The cross sectional shape of the communicating cavity 13 can be circular or quadrangular, and in the embodiment of the present invention, the cross section of the communicating cavity 13 is circular, and the heating cavity 2 is conveniently connected.
Preferably, the air outlet 3 is disposed in the opening direction of the heating cavity 2 towards the cabinet 1, and the air outlet 3 is a circular hole.
Preferably, the air inlet of the fan 5 faces the outside of the heating chamber 6. The fan 5 sends the air in the cabinet body 1 into the heating chamber 6, and after repeated heating, the temperature in the cabinet body 1 rapidly reaches the required temperature value.
Preferably, a ceramic seat 12 is arranged in the heating chamber 6, and the heating device 4 is fixed on the ceramic seat 12. Be provided with ceramic seat 12 in the heated warehouses 6, ceramic seat 12 heat conduction effect is poor, has fine thermal-insulated effect, can prevent that heating device 4 high temperature from transmitting to the cabinet body 1 on, arouse the too high damage equipment of cabinet body 1 local temperature.
Preferably, the heating device 4 is a resistance wire heater. Heating device 4 can be resistance wire heater, and the resistance wire heating turns into the efficient of heat energy to the electric energy, can satisfy the utility model discloses heating device's design demand.
Preferably, the heating device 4 is a PCT heater. The heating device 4 can be a PCT heater, and the PTC heating body has the advantages of small thermal resistance and high heat exchange efficiency, and is an automatic constant-temperature and electricity-saving electric heater. Outstanding characteristics lie in the security performance, all can not produce under any application conditions like the surface "reddish" phenomenon of electric heat pipe heater to arouse the scald, potential safety hazards such as conflagration can satisfy the utility model discloses heating device's design demand.
Preferably, the cabinet body 1 is provided with heat dissipation windows 11 on two sides, the heat dissipation windows 11 are in a wave shape, and the side of the cabinet body 1 is provided with an exhaust fan 14. In humid weather, through heating the air temperature in the cabinet body 1, the air after the heating in the cabinet body 1 carries out air exchange with the air outside the cabinet body 1 through the exhaust fan 14, and fresh air is supplemented to the cabinet body 1 through the heat dissipation window 11 arranged at the front side of the cabinet body 1, so that the humid air is prevented from generating condensation in the cabinet body 1, and the damage to equipment causes faults.
The working principle is as follows: the utility model provides a take heating device's high-voltage board, including the cabinet body 1, the internal controller 8 that is provided with of cabinet, controller 8 can set up temperature upper limit and temperature lower limit, and controller 8 also can set up humidity upper limit and humidity lower limit. When the temperature is lower than the lower temperature limit in the cabinet body 1, controller 8 output control heating signal, start the power of heating device 4 and fan 5, the hot-air after heating device 4 heats blows the intercommunication chamber 13 to the hot-air after heating through fan 5, through intercommunication chamber 13 and each the heating chamber 2 is established ties through-connection, and heating chamber 2 distributes each compartment in the cabinet body 1 to the hot-air of heating, blows each corner in the cabinet body 1 in through venthole 3, and the temperature in the cabinet body 1 warms up fast, ensures that the electronic components in the cabinet body 1 can not produce the trouble because of the temperature is low. When the temperature value in the cabinet body 1 is increased to the set upper temperature limit, the controller 8 outputs a heating stop control signal, and the power supply of the heating device 4 and the fan 5 is turned off, so that the temperature in the cabinet body 1 is in a reasonable temperature range, and the safe operation of the high-voltage cabinet is ensured. When the humidity in the cabinet body 1 is higher than the upper limit of the set humidity, the controller 8 outputs a control signal, the heating device 4 and the fan 5 are started, the humid air in the cabinet body 1 is heated, the humid water in the cabinet body 1 is evaporated, the exchange between the air in the cabinet body 1 and the air outside the cabinet body 1 is accelerated, the humidity in the cabinet body 1 is prevented from being high, and the condensation is generated to damage electrical equipment. When the humidity value in the cabinet 1 is lower than the set lower limit, the controller 8 turns off the heating means and the fan. The humidity of the air in the high-voltage cabinet is kept within a normal range. The utility model relates to a rationally, but air temperature in the high-voltage board and humidity in the reduction high-voltage board can rise fast, investment cost is little, and it is convenient to implement, but wide application in high-voltage board heating device field.
Claims (10)
1. High-voltage board with heating device, including the cabinet body (1), the cabinet body (1) contains a plurality of compartments of control room, switch room, cable chamber and bus-bar room, its characterized in that:
the cabinet is characterized in that a heating cavity (2) is formed in the inner wall of each compartment of the cabinet body (1), a plurality of gas outlets (3) are formed in the heating cavity (2) towards the opening direction of the cabinet body (1), a communicating cavity (13) is formed in the cabinet body (1), the communicating cavity (13) is communicated with the heating cavity (2), a heating bin (6) is arranged below the control chamber of the cabinet body (1), the heating bin (6) is of an inner cavity chamber type structure, the heating bin (6) is communicated with the communicating cavity (13), a heating device (4) is arranged in the heating bin (6), a fan (5) is fixedly arranged at one end of the heating bin (6), and the heating device (4) and the fan (5) are electrically connected with a controller (8);
a temperature probe (7) is fixedly arranged in the cabinet body (1), and the temperature probe (7) is electrically connected with the controller (8);
the cabinet body (1) internal fixation is equipped with humidity probe (9), humidity probe (9) and controller (8) electrical connection.
2. The high-voltage board with a heating device according to claim 1, wherein:
the heating chamber (2) has a plurality ofly, the heating chamber (2) is the circular duct, a plurality of heating chambers (2) are horizontal parallel arrangement, a plurality of heating chambers (2) with intercommunication chamber (13) link up each other and are connected.
3. The high-voltage board with a heating device according to claim 1, wherein:
the cross section of the heating cavity (2) is circular or quadrilateral, and the heating cavity (2) is made of metal materials.
4. The high-voltage board with a heating device according to claim 1, wherein:
the communicating cavity (13) is tubular, the communicating cavity (13) is connected with the heating cavities (2) in series and in a penetrating manner, and the communicating cavity (13) is made of metal materials.
5. The high-voltage board with a heating device according to claim 1, wherein:
the air outlet (3) is arranged on the opening direction of the heating cavity (2) towards the cabinet body (1), and the air outlet (3) is a circular hole.
6. The high-voltage board with a heating device according to claim 1, wherein:
the air inlet of the fan (5) faces the outer side of the heating bin (6).
7. The high-voltage board with a heating device according to claim 1, wherein:
a ceramic seat (12) is arranged in the heating bin (6), and the heating device (4) is fixed on the ceramic seat (12).
8. The high-voltage board with a heating device according to claim 1, wherein:
the heating device (4) is a resistance wire heater.
9. The high-voltage board with a heating device according to claim 1, wherein:
the heating device (4) is a PCT heater.
10. The high-voltage board with a heating device according to claim 1, wherein:
the improved cabinet is characterized in that a heat dissipation window (11) is arranged at the front end of the cabinet body (1), the heat dissipation window (11) is in a wave shape, and an exhaust fan (14) is arranged on the side face of the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120693625.6U CN214478650U (en) | 2021-04-06 | 2021-04-06 | High-voltage board with heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120693625.6U CN214478650U (en) | 2021-04-06 | 2021-04-06 | High-voltage board with heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214478650U true CN214478650U (en) | 2021-10-22 |
Family
ID=78177649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120693625.6U Active CN214478650U (en) | 2021-04-06 | 2021-04-06 | High-voltage board with heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214478650U (en) |
-
2021
- 2021-04-06 CN CN202120693625.6U patent/CN214478650U/en active Active
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