CN220874117U - Resident power distribution high-voltage switch cabinet - Google Patents
Resident power distribution high-voltage switch cabinet Download PDFInfo
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- CN220874117U CN220874117U CN202321866795.5U CN202321866795U CN220874117U CN 220874117 U CN220874117 U CN 220874117U CN 202321866795 U CN202321866795 U CN 202321866795U CN 220874117 U CN220874117 U CN 220874117U
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- room
- chamber
- heating plate
- breaker
- cable
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- 238000009826 distribution Methods 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 64
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 238000003860 storage Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- FJMNNXLGOUYVHO-UHFFFAOYSA-N aluminum zinc Chemical compound [Al].[Zn] FJMNNXLGOUYVHO-UHFFFAOYSA-N 0.000 claims description 5
- 229920002379 silicone rubber Polymers 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 230000005494 condensation Effects 0.000 abstract description 6
- 238000009833 condensation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 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
- 238000001514 detection method Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of switch cabinets, in particular to a resident power distribution high-voltage switch cabinet which comprises a cabinet body; the bottom in the cabinet body is provided with a cable chamber and a breaker chamber; a bus chamber is arranged above the cable chamber; a relay chamber and an instrument chamber are arranged above the breaker chamber; the instrument room, the cable room, the breaker room, the bus room and the relay room are separated by steel plates; a cable chamber heating plate is arranged in the cable chamber close to the inner wall of the cabinet body, and a breaker chamber heating plate is arranged in the breaker chamber close to the inner wall of the cabinet body; a heating plate short-circuit flash alarm is arranged on the door of the instrument room; the heating plate short circuit flash alarm is electrically connected with the cable chamber heating plate and the breaker chamber heating plate; a controller is arranged on a door of the breaker chamber; the controller is electrically connected with the heating plate short circuit flash alarm, the instrument room, the cable room, the breaker room, the bus room and the relay room. The switch cabinet prevents the occurrence of internal dampness and condensation, is simple to install and easy to popularize.
Description
Technical Field
The utility model relates to the technical field of switch cabinets, in particular to a resident power distribution high-voltage switch cabinet.
Background
Condensation in a switchgear cabinet is a phenomenon in which water vapor condenses on the surface of a product when the surface temperature of the product is lower than the dew point temperature of the surrounding air. At this time, part of the water vapor becomes condensed liquid water. Once water forms on the switchgear surface, its dielectric strength will decrease. At present, the importance of each unit of power system design and manufacture is not enough. Some design houses are not required on the drawings, and the complete plant is not installed. The resident distribution high-voltage switch cabinet generally adopts an electric heating mode to achieve the aim of dehumidification and condensation prevention. Thus, there is a safety hazard. The common setting method is to set a temperature and humidity sensor inside and connect a controller according to the sensor, but the problem is that: the cabinet door is opened to check that the interior of the cabinet is extremely humid, and the heating plate cannot be started due to the fact that the humidity sensor is damaged, so that the loss is huge; or the inside of the cabinet is very wet, dew water drops are visible, but the controller is not started, the mouth is used for blowing air against the humidity sensor, and the controller can start the heating plate; and the method for checking and accepting the humidity sensor in the switch cabinet factory and testing the whole set of the cabinet factory by using the mouth to hash the humidity sensor is obviously difficult to trust if the heating plate can be started, i.e. the product has no quality problem. The effect of dehumidification and condensation prevention cannot be achieved.
The existing design of the resident power distribution high-voltage switch cabinet can prevent the occurrence of moisture and condensation in the switch cabinet, and the situation that the heating plate cannot work normally due to the problem of a sensor is avoided.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides a resident power distribution high-voltage switch cabinet.
The technical scheme adopted for solving the technical problems is as follows: a resident power distribution high-voltage switch cabinet comprises a cabinet body; the bottom in the cabinet body is provided with a cable chamber and a breaker chamber; a bus chamber is arranged above the cable chamber; a relay chamber is arranged above the breaker chamber; an instrument room is arranged above the relay room; the instrument room, the cable room, the breaker room, the bus room and the relay room are separated by steel plates; a cable chamber heating plate is arranged in the cable chamber close to the inner wall of the cabinet body, and a breaker chamber heating plate is arranged in the breaker chamber close to the inner wall of the cabinet body; an observation window is arranged on the door of the relay chamber, and a heating plate short-circuit flash alarm is arranged on the door of the instrument chamber; the heating plate short circuit flash alarm is electrically connected with the cable chamber heating plate and the breaker chamber heating plate; a controller is arranged on a door of the breaker chamber; the controller is electrically connected with the heating plate short circuit flash alarm, the instrument room, the cable room, the breaker room, the bus room and the relay room.
According to another embodiment of the utility model, the cabinet body is made of aluminum-zinc plated steel plates; the circuit breaker chamber heating plate and the cable chamber heating plate are provided with radiating surfaces on one side, a silicon rubber layer is arranged on one side, and a circuit breaker chamber heater and a cable chamber heater are respectively arranged in the middle; the radiating surface is tightly attached to the inner wall of the cabinet body.
According to another embodiment of the utility model, the pin 9 of the heating plate short-circuit flash alarm is connected with a live wire of an alternating current 220V power supply through an automatic switch QF, the pin 10 is connected with a zero line of the alternating current 220V through the automatic switch QF, a breaker chamber heater EH1 is connected between the pin 4 and the pin 5 in series, a cable chamber heater EH2 is connected between the pin 6 and the pin 7 in series, and automatic switches QF are connected on two sides of the pin 1 and the pin 2 in parallel.
According to another embodiment of the present utility model, further comprising, a group of illumination lamps are provided in each of the meter room, the cable room, the breaker room, the bus room and the relay room; the lighting lamp is electrically connected with the controller.
According to another embodiment of the utility model, further comprising, on the sides of the cable compartment and the breaker compartment, shutters, inside which fine gauze is provided.
According to another embodiment of the present utility model, the controller further includes a key module, an input module, a control module, an output module, an information storage module, a power conversion module, and a network module; one side of the power conversion module is connected with a 220V alternating current power supply, and converts the power supply into 5V to supply power to the input module, the control module and the output module at the other side; the input module is connected with the heating plate short-circuit flash alarm, the key module, the instrument room, the cable room, the breaker room, the bus room and the relay room, and the other end transmits information to the control module; the control module is connected with the output module and the information storage module after analyzing the information; the other end of the output module is connected with a heating plate short-circuit flash alarm, an instrument room, a cable room, a breaker room, a bus room and a relay room; the control module is connected with the network module in a bidirectional manner.
The utility model has the beneficial effects that the electric heater with the ultra-long service life is put into the mode of assisting the heater disconnection flash alarm to prevent the occurrence of moisture and condensation in the switch cabinet, the influence of damage of the sensor is not received, the service life of the switch cabinet can be matched, the installation mode is simple, and the popularization is easy.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a front view of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a cross-sectional view of A-A of FIG. 2;
FIG. 4 is a block diagram of a cable chamber heater plate and a breaker chamber heater plate;
FIG. 5 is an electrical schematic diagram of a heater plate short circuit flash alarm;
fig. 6 is an electrical flow diagram of a controller.
In the figure, 1, a cabinet body, 2, a cable chamber, 3, a breaker chamber, 4, a bus chamber, 5, a relay chamber, 6, an instrument chamber, 7, a cable chamber heating plate, 8, a breaker chamber heating plate, 9, an observation window, 10, a heating plate short-circuit flash alarm, 11, a controller, 12, a radiating surface, 13, a silicon rubber layer, 14, a shutter, 15, a key module, 16, an input module, 17, a control module, 18, an output module, 19, an information storage module, 20, a power conversion module, 21, a network module, 22 and an illuminating lamp.
Detailed Description
Fig. 1 is a schematic diagram of the structure of the utility model, a resident power distribution high-voltage switch cabinet, comprising a cabinet body 1; a cable chamber 2 and a breaker chamber 3 are arranged at the bottom in the cabinet body 1; a bus bar chamber 4 is arranged above the cable chamber 2; a relay chamber 5 is arranged above the breaker chamber 3; an instrument room 6 is arranged above the relay room 5; the instrument room 6, the cable room 2, the breaker room 3, the bus room 4 and the relay room 5 are separated by steel plates; a cable chamber heating plate 7 is arranged in the cable chamber 2 close to the inner wall of the cabinet body 1, and a breaker chamber heating plate 8 is arranged in the breaker chamber 3 close to the inner wall of the cabinet body 1; an observation window 9 is arranged on the door of the relay chamber 5, and a heating plate short-circuit flash alarm 10 is arranged on the door of the instrument chamber 6; the heating plate short circuit flash alarm 10 is electrically connected with the cable chamber heating plate 7 and the breaker chamber heating plate 8; a controller 11 is arranged on the door of the relay chamber 5; the controller 11 is electrically connected with the heating plate short-circuit flash alarm 10, the instrument room 6, the cable room 2, the breaker room 3, the bus room 4 and the relay room 5.
Specifically, an ammeter, a voltmeter, a power meter, an electric energy meter and other electric power parameter detection instruments are arranged in the instrument room 6, and the instrument room is used for monitoring all electric power parameters in the switch cabinet, ensuring the safe operation of equipment, and helping maintenance personnel to realize the management and control of an electric power system through the collection of data information; the cable chamber 2 is mainly used for cable connection, so that a single-core or three-core cable can be connected by adopting the simplest unshielded cable head, and meanwhile, a sufficient space can also accommodate elements such as a lightning arrester, a current transformer, a lower grounding switch and the like; the current transformer, the vacuum circuit breaker and the mechanical interlock are arranged in the circuit breaker chamber 3, and the needle can conveniently observe the working condition of the circuit breaker, the switching condition of the circuit breaker and the like through the transparent observation window 9; the bus room 4 is arranged at the upper part of the cabinet body 1, main buses in the bus room 4 are connected together and penetrate through the whole row of switch cabinets; the relay chamber 5 is internally provided with various relays, a protection device, an automatic regulating device, a controller and the like, and has the functions of protecting the safe operation of the power equipment, preventing the overload, short circuit, grounding, phase failure and other faults of the power equipment, and controlling the operation of each functional module in the switch cabinet to realize the remote control and automation of the equipment; the back of the cabinet body 1 is also provided with a pressure release channel, so that the internal arc gas can be conveniently discharged in a certain direction.
According to another embodiment of the present utility model, the cabinet body 1 is made of aluminum-zinc plated steel plate; a radiating surface 12 is arranged on one side of the breaker chamber heating plate 8 and one side of the cable chamber heating plate 7, a silicon rubber layer 13 is arranged on one side of the breaker chamber heating plate, and a breaker chamber heater EH1 and a cable chamber heater EH2 are respectively arranged in the middle of the breaker chamber heating plate and the cable chamber heating plate; the radiating surface 12 is tightly attached to the inner wall of the cabinet body 1.
Specifically, the silicon rubber layer 13 is cast on one side of the breaker room heater EH1 and one side of the cable room heater EH2, so that the situation that a worker mistakenly touches and scalds can be effectively prevented, the cabinet body 1 is good in heat conduction effect by adopting aluminum-zinc plated steel plates, the whole heating effect can be greatly improved, and in addition, the aluminum-zinc plated steel plates have the advantages of good corrosion resistance, good fireproof performance, good weather resistance, convenience in construction, good attractiveness and the like.
According to another embodiment of the present utility model, the heating plate short-circuit flash alarm 10 further comprises a pin 9 connected with a live wire of an ac 220V power supply through an automatic switch QF, a pin 10 connected with a zero line of the ac 220V through the automatic switch QF, a series circuit breaker chamber heater EH1 between a pin 4 and a pin 5, a series cable chamber heater EH2 between a pin 6 and a pin 7, and automatic switches QF connected on both sides of the pin 1 and the pin 2 in parallel.
According to another embodiment of the present utility model, a group of illumination lamps 22 are arranged in each of the meter room 6, the cable room 2, the breaker room 3, the bus room 4 and the relay room 5; the illuminating lamp 22 is electrically connected with the controller 11.
According to another embodiment of the utility model, the side surfaces of the cable chamber 2 and the breaker chamber 3 are provided with shutters 14, the inner sides of the shutters are provided with fine gauze, heat dissipation is facilitated, dust is placed in the shutters, and the shutters can effectively prevent dust and organize rainwater into the cabinet body 1.
According to another embodiment of the present utility model, the controller 11 further includes a key module 15, an input module 16, a control module 17, an output module 18, an information storage module 19, a power conversion module 20, and a network module 21; one side of the power conversion module 20 is connected with a 220V alternating current power supply, and converts the power supply into 5V to supply power to the input module 16, the control module 17 and the output module 18 at the other side; the input module 16 is connected with the heating plate short-circuit flash alarm 10, the key module 15, the instrument room 6, the cable room 2, the breaker room 3, the bus room 4 and the relay room 5, and the other end transmits information to the control module 17; the control module 17 is connected with the output module 18 and the information storage module 19 after analyzing the information; the other end of the output module 18 is connected with a heating plate short-circuit flash alarm 10, an instrument room 6, a cable room 2, a breaker room 3, a bus room 4 and a relay room 5; the control module 17 is connected with the network module 21 in a bidirectional manner.
Specifically, the controller 11 can make the switch cabinet work adaptively, record and store the conventional working process, working process and faults occurring in the working process through the information storage module 19, and remotely transmit the faults through the network module 21.
The specific working principle is that according to the setting of the heating plate short-circuit flash alarm 10, in normal operation, an indicator light on the heating plate short-circuit flash alarm 10 is on, which indicates that the heating plate 8 of the breaker chamber and the heating plate 7 of the cable chamber are in heating, and when any heating plate breaks a wire, the indicator light flashes and has alarm output; if the circuit is short-circuited for the secondary circuit of the heating plate, the small air switch of the circuit outputs a fault alarm signal. The signals can be led to a central signal screen, a signal box or uploaded to an upper computer by a microcomputer through being electrically connected with the controller 11, so that the follow-up remote control of the whole device is convenient, the conditions in the device are recorded and analyzed, and the intelligent and self-adaptive operation of the switch cabinet is achieved.
The above description is illustrative of the utility model and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, changes or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (6)
1. A resident power distribution high-voltage switch cabinet comprises a cabinet body (1); the novel electric power cabinet is characterized in that a cable chamber (2) and a breaker chamber (3) are arranged at the inner bottom of the cabinet body (1); a bus chamber (4) is arranged above the cable chamber (2); a relay chamber (5) is arranged above the breaker chamber (3); an instrument room (6) is arranged above the relay room (5); the instrument room (6), the cable room (2), the breaker room (3), the bus room (4) and the relay room (5) are separated by steel plates; a cable chamber heating plate (7) is arranged in the cable chamber (2) close to the inner wall of the cabinet body (1), and a breaker chamber heating plate (8) is arranged in the breaker chamber (3) close to the inner wall of the cabinet body (1); an observation window (9) is arranged on the door of the relay chamber (5), and a heating plate short-circuit flash alarm (10) is arranged on the door of the instrument chamber (6); the heating plate short-circuit flash alarm (10) is electrically connected with the cable chamber heating plate (7) and the breaker chamber heating plate (8); a controller (11) is arranged on the door of the relay chamber (5); the controller (11) is electrically connected with the heating plate short-circuit flash alarm (10), the instrument room (6), the cable room (2), the breaker room (3), the bus room (4) and the relay room (5).
2. The resident power distribution high-voltage switch cabinet according to claim 1, wherein the cabinet body (1) is made of aluminum-zinc plated steel plates; a radiating surface (12) is arranged on one side of the breaker chamber heating plate (8) and one side of the cable chamber heating plate (7), a silicon rubber layer (13) is arranged on one side of the breaker chamber heating plate, and a breaker chamber heater and a cable chamber heater are respectively arranged in the middle of the breaker chamber heating plate and the cable chamber heating plate; the radiating surface (12) is tightly attached to the inner wall of the cabinet body (1).
3. The resident power distribution high-voltage switch cabinet according to claim 1, wherein a pin 9 of the heating plate short-circuit flash alarm is connected with a live wire of an alternating current 220V power supply through an automatic switch QF, a pin 10 is connected with a zero line of the alternating current 220V through the automatic switch QF, a breaker chamber heater EH1 is connected in series between a pin 4 and a pin 5, a cable chamber heater EH2 is connected in series between a pin 6 and a pin 7, and automatic switches QF are connected in parallel on two sides of the pin 1 and the pin 2.
4. The resident power distribution high-voltage switch cabinet according to claim 1, wherein a group of illuminating lamps (22) are respectively arranged in the instrument room (6), the cable room (2), the breaker room (3), the bus room (4) and the relay room (5); the illuminating lamp (22) is electrically connected with the controller.
5. The resident power distribution high-voltage switch cabinet according to claim 1, wherein the side surfaces of the cable room (2) and the breaker room (3) are provided with shutters (14), and the inner sides of the shutters (14) are provided with fine gauze.
6. The resident power distribution high-voltage switch cabinet according to claim 1, wherein the controller (11) comprises a key module (15), an input module (16), a control module (17), an output module (18), an information storage module (19), a power conversion module (20) and a network module (21); one side of the power supply conversion module (20) is connected with a 220V alternating current power supply, and converts the power supply into 5V to supply power to the input module (16), the control module (17) and the output module (18) at the other side; the input module (16) is connected with the heating plate short-circuit flash alarm (10), the key module (15), the instrument room (6), the cable room (2), the breaker room (3), the bus room (4) and the relay room (5), and the other end transmits information to the control module (17); the control module (17) analyzes the information and then connects the information with the output module (18) and the information storage module (19); the other end of the output module (18) is connected with a heating plate short-circuit flash alarm (10), an instrument room (6), a cable room (2), a breaker room (3), a bus room (4) and a relay room (5); the control module (17) is connected with the network module (21) in a bidirectional mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321866795.5U CN220874117U (en) | 2023-07-17 | 2023-07-17 | Resident power distribution high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321866795.5U CN220874117U (en) | 2023-07-17 | 2023-07-17 | Resident power distribution high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220874117U true CN220874117U (en) | 2024-04-30 |
Family
ID=90820443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321866795.5U Active CN220874117U (en) | 2023-07-17 | 2023-07-17 | Resident power distribution high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220874117U (en) |
-
2023
- 2023-07-17 CN CN202321866795.5U patent/CN220874117U/en active Active
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