CN213660882U - High-voltage switch cabinet - Google Patents
High-voltage switch cabinet Download PDFInfo
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- CN213660882U CN213660882U CN202022244123.3U CN202022244123U CN213660882U CN 213660882 U CN213660882 U CN 213660882U CN 202022244123 U CN202022244123 U CN 202022244123U CN 213660882 U CN213660882 U CN 213660882U
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- isolator
- bus
- circuit breaker
- leading
- room
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Abstract
The utility model relates to the technical field of electrical equipment, especially, relate to a high tension switchgear, the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet body is provided with bus-bar room, cable chamber, circuit breaker room and relay room, the bus-bar room is provided with bus-bar sleeve and generating line, the circuit breaker room is provided with vacuum circuit breaker, isolator, sensor, voltage transformer, current transformer, lower isolator and arrester are provided with in the cable chamber, go up the isolator inlet wire end with the generating line is connected, go up isolator's leading-out terminal with vacuum circuit breaker's inlet wire end is connected, vacuum circuit breaker's leading-out terminal with current transformer's inlet wire end is connected, current transformer's leading-out terminal with isolator's inlet wire end is connected down, isolator's leading-out terminal with the arrester is connected down. The utility model relates to a rationally, the installation is convenient with the maintenance, compact structure, and is small, and the security performance is high.
Description
Technical Field
The utility model relates to an electrical equipment technical field especially relates to a high tension switchgear.
Background
The high-voltage switch cabinet is an electrical appliance product which is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and has the functions of on-off, control or protection and the like, and the voltage level is 3.6 kV-550 kV, has the functions of overhead incoming and outgoing lines, cable incoming and outgoing lines, bus bar connection and the like, is widely applied to various different places such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textiles, industrial and mining enterprises, residential districts, high-rise buildings and the like, becomes an important product in production and life of people, and plays a very important role in the whole power industry.
The existing high-voltage switch cabinet has many defects, such as low safety performance, great potential safety hazard, complex structure, inconvenient installation and maintenance, large volume, large occupied area and limited use.
Disclosure of Invention
An object of the utility model is to prior art not enough, and provide a high tension switchgear easy to assemble and maintenance, small, compact structure, security height.
The utility model provides a technical scheme that its technical problem adopted is: a high-voltage switch cabinet comprises a cabinet body, wherein the cabinet body is provided with a bus chamber, a cable chamber, a breaker chamber and a relay chamber, the bus chamber is provided with a bus sleeve and a bus, the breaker chamber is provided with a vacuum breaker, an upper isolating switch, a sensor, a voltage transformer, a current transformer, a lower isolating switch and a lightning arrester are arranged in the cable chamber, the inlet end of the upper isolating switch is connected with the bus, the outlet end of the upper isolating switch is connected with the inlet end of the vacuum circuit breaker, the outlet end of the vacuum circuit breaker is connected with the inlet end of the current transformer, the outlet end of the current transformer is connected with the inlet end of the lower isolating switch, the line outlet end of the lower isolating switch is connected with the lightning arrester, and a copper bar of the line outlet end of the upper isolating switch penetrates through the sensor and is connected with the voltage transformer.
Specifically, the bus sleeves are positioned on different side walls of the bus chamber, and the bus sleeves are arranged in a shape like a Chinese character pin.
Specifically, the cable chamber is provided with an upper insulator, and the copper bar at the wire outlet end of the upper isolating switch penetrates through the upper insulator to be connected with the sensor.
Specifically, the cable chamber is provided with a lower insulator, and the lower insulator is connected with a wire outlet end of the current transformer.
Specifically, the cabinet door and the rear wall of the cabinet body are provided with heat dissipation holes.
Specifically, the cabinet body is formed by multiple bending and bolting of aluminum-zinc coated steel plates.
The utility model has the advantages that: a high-voltage switch cabinet comprises a cabinet body, wherein the cabinet body is provided with a bus chamber, a cable chamber, a breaker chamber and a relay chamber, the bus chamber is provided with a bus sleeve and a bus, the breaker chamber is provided with a vacuum breaker, an upper isolating switch, a sensor, a voltage transformer, a current transformer, a lower isolating switch and a lightning arrester are arranged in the cable chamber, the inlet end of the upper isolating switch is connected with the bus, the outlet end of the upper isolating switch is connected with the inlet end of the vacuum circuit breaker, the outlet end of the vacuum circuit breaker is connected with the inlet end of the current transformer, the outlet end of the current transformer is connected with the inlet end of the lower isolating switch, the line outlet end of the lower isolating switch is connected with the lightning arrester, and a copper bar of the line outlet end of the upper isolating switch penetrates through the sensor and is connected with the voltage transformer. The utility model relates to a rationally, the installation is convenient with the maintenance, compact structure, and is small, and the security performance is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals:
1-cabinet body 2-bus sleeve
3-bus-bar 4-vacuum circuit breaker
5-upper isolator 6-sensor
7-Voltage mutual inductor 8-Current mutual inductor
9-lower isolating switch 10-lightning arrester
11-upper insulator 12-lower insulator.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and the embodiments, and is not intended to limit the scope of the invention.
As shown in fig. 1, the high voltage switch cabinet of the embodiment includes a cabinet body 1, where the cabinet body 1 is provided with a bus chamber, a cable chamber, a breaker chamber and a relay chamber, and secondary elements such as a control element, a protection element, a metering element, a display instrument, and an electrification monitoring indicator may be installed on an inner board and a panel of the relay chamber, and are used for monitoring voltage information of a main circuit electrification state machine inside the cabinet body 1; the bus room is provided with a bus sleeve 2 and a bus 3, the breaker room is provided with a vacuum circuit breaker 4, the vacuum circuit breaker 4 adopts ZN28A-10 series vacuum circuit breaker, the cable room is internally provided with an isolating switch 5, a sensor 6, a voltage transformer 7, a current transformer 8, a lower isolating switch 9 and a lightning arrester 10, the upper isolating switch 5 and the lower isolating switch 9 adopt GN30-10 rotary isolating switch or GN22-10 heavy current isolating switch, the inlet wire end of the upper isolating switch 5 is connected with the bus 2, the outlet wire end of the upper isolating switch 5 is connected with the inlet wire end of the vacuum circuit breaker 4, the outlet wire end of the vacuum circuit breaker 4 is connected with the inlet wire end of the current transformer 8, the outlet wire end of the current transformer 8 is connected with the inlet wire end of the lower isolating switch 9, the outlet wire end of the lower isolating switch 9 is connected with the lightning arrester 10, and a copper bar at the wire outlet end of the upper isolating switch 5 penetrates through the sensor 6 and is connected with the voltage transformer 7. The utility model discloses a bus-bar room, circuit breaker room, relay room and cable chamber's each device is neat at the internal portion of cabinet, compact structure, easy to assemble and maintenance, and isolator 5, lower isolator 9, sensor 6, voltage transformer 7, current transformer 8 and arrester 10 are provided with in the cable chamber, can improve high tension switchgear job stabilization nature and security.
The voltage transformer 7 is a horn-type structure horizontally arranged on the whole and can transform the voltage on the line, so that the voltage transformer is used for supplying power to the measuring instrument and the relay protection device, further measuring the voltage, the power and the electric energy of the line, or protecting valuable equipment, a motor and a transformer in the line when the line breaks down
The bus sleeve 2 is positioned on different side walls of the bus chamber, and the bus sleeve 2 is arranged in a shape like a Chinese character pin, so that the volume of the bus chamber can be reduced, and further the volume of the high-voltage switch cabinet body is reduced.
The cable chamber is provided with an upper insulator 11, and the copper bar at the wire outlet end of the upper isolating switch 5 penetrates through the upper insulator 11 to be connected with the sensor 6; the cable chamber is provided with lower insulator 12, lower insulator 12 with current transformer 8's leading-out terminal is connected, and upper insulator 11 and lower insulator 12 pass through the bolt fastening on the crossbeam in the cabinet body 1, avoid the three-phase electricity in the cabinet body 1 to take place electric leakage phenomenon, improve this high tension switchgear's security.
Cabinet door and the back wall of the cabinet body 1 are provided with the louvre, improve the utility model discloses high tension switchgear's heat dissipation.
The cabinet body 1 is formed by multiple bending and bolting of aluminum-zinc coated steel plates, and is beneficial to improving the mechanical strength of the switch cabinet body.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. A high tension switchgear which characterized in that: the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet body is provided with bus-bar room, cable chamber, circuit breaker room and relay room, the bus-bar room is provided with bus sleeve and generating line, the circuit breaker room is provided with vacuum circuit breaker, be provided with isolator, sensor, voltage transformer, current transformer, isolator and arrester down in the cable chamber, go up the isolator inlet wire end with the generating line is connected, go up isolator's leading-out terminal with vacuum circuit breaker's inlet wire end is connected, vacuum circuit breaker's leading-out terminal with current transformer's inlet wire end is connected, current transformer's leading-out terminal with lower isolator's inlet wire end is connected, isolator's leading-out terminal with the arrester is connected down, the copper bar of going up the isolator leading-out terminal passes the sensor with voltage transformer connects.
2. A high-voltage switchgear, according to claim 1, characterized in that: the bus sleeves are positioned on different side walls of the bus chamber and arranged in a shape like a Chinese character pin.
3. A high-voltage switchgear, according to claim 1, characterized in that: the cable chamber is provided with an upper insulator, and the copper bar at the wire outlet end of the upper isolating switch penetrates through the upper insulator to be connected with the sensor.
4. A high-voltage switchgear, according to claim 1, characterized in that: and the cable chamber is provided with a lower insulator, and the lower insulator is connected with the wire outlet end of the current transformer.
5. A high-voltage switchgear, according to claim 1, characterized in that: the cabinet door and the rear wall of the cabinet body are provided with heat dissipation holes.
6. A high-voltage switchgear, according to claim 1, characterized in that: the cabinet body is formed by multiple bending and bolting of aluminum-zinc coated steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022244123.3U CN213660882U (en) | 2020-10-10 | 2020-10-10 | High-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022244123.3U CN213660882U (en) | 2020-10-10 | 2020-10-10 | High-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213660882U true CN213660882U (en) | 2021-07-09 |
Family
ID=76700173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022244123.3U Active CN213660882U (en) | 2020-10-10 | 2020-10-10 | High-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213660882U (en) |
-
2020
- 2020-10-10 CN CN202022244123.3U patent/CN213660882U/en active Active
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