CN219874516U - High tension switchgear with overvoltage protection effect - Google Patents
High tension switchgear with overvoltage protection effect Download PDFInfo
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- CN219874516U CN219874516U CN202320612345.7U CN202320612345U CN219874516U CN 219874516 U CN219874516 U CN 219874516U CN 202320612345 U CN202320612345 U CN 202320612345U CN 219874516 U CN219874516 U CN 219874516U
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- carbon dioxide
- bin
- fire
- cabinet body
- protector
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- 230000000694 effects Effects 0.000 title claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 136
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 68
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 68
- 230000001012 protector Effects 0.000 claims abstract description 35
- 239000000779 smoke Substances 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims 2
- 206010000369 Accident Diseases 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Abstract
The utility model discloses a high-voltage switch cabinet with an overvoltage protection function, relates to the technical field of high-voltage switch cabinets, and aims to solve the problems that after an overvoltage self-disengaging protector of the existing high-voltage switch cabinet is in service for a long time, the internal parts of the overvoltage self-disengaging protector are aged, so that the performance of the overvoltage self-disengaging protector is deteriorated, a power supply cannot be cut off or other operations can be performed in time when overvoltage occurs, and even fire accidents occur. The middle of protection high tension switchgear is provided with the cabinet body, the inside rear end of the cabinet body is provided with the carbon dioxide conveyer pipe, the both sides of carbon dioxide conveyer pipe all are provided with three carbon dioxide bleeder, and carbon dioxide bleeder and carbon dioxide conveyer pipe welded connection, be provided with four shower nozzles on the carbon dioxide bleeder, and shower nozzle and carbon dioxide bleeder welded connection, the other end of carbon dioxide conveyer pipe is connected with the fire-extinguishing bottle solenoid valve, the other end of fire-extinguishing bottle solenoid valve is connected with the carbon dioxide fire-extinguishing bottle.
Description
Technical Field
The utility model relates to the technical field of high-voltage switch cabinets, in particular to a high-voltage switch cabinet with an overvoltage protection function.
Background
The high-voltage switch cabinet is an integrated control cabinet which is used for power generation, power transmission, power distribution, electric energy conversion, power consumption and the like of a power system and has the functions of aerial incoming and outgoing lines, cable incoming and outgoing lines, bus connection and the like, and is mainly suitable for various different places such as power plants, substations, petrochemical industry, metallurgical steel rolling, light industry textiles, factories and mines, residential communities, high-rise buildings and the like, and the inside of the high-voltage switch cabinet is commonly provided with equipment such as current transformers, switches, lightning arresters, circuit breakers, contactors, fuses, transformers, insulators, overvoltage protectors and the like.
However, after the overvoltage self-disengaging protector of the existing high-voltage switch cabinet is in service for a long time, the internal components of the overvoltage self-disengaging protector are aged, so that the performance of the overvoltage self-disengaging protector is deteriorated, a power supply cannot be cut off or other operations can be performed in time when overvoltage occurs, and even fire accidents occur; therefore, the existing requirements are not met, and a high-voltage switch cabinet with an overvoltage protection function is provided.
Disclosure of Invention
The utility model aims to provide a high-voltage switch cabinet with an overvoltage protection function, which solves the problems that the overvoltage self-disengaging protector of the existing high-voltage switch cabinet provided in the background art can cause ageing of internal parts after long-term service, so that the performance of the high-voltage switch cabinet is deteriorated, a power supply cannot be cut off or other operations can be performed in time when overvoltage occurs, and even fire accidents occur.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high tension switchgear with overvoltage protection effect, includes the protection high tension switchgear, the centre of protection high tension switchgear is provided with the cabinet body, the inside rear end of the cabinet body is provided with the carbon dioxide conveyer pipe, the both sides of carbon dioxide conveyer pipe all are provided with three carbon dioxide bleeder, and the setting about three carbon dioxide bleeder is, and carbon dioxide bleeder and carbon dioxide conveyer pipe welded connection, be provided with four shower nozzles on the carbon dioxide bleeder, and shower nozzle and carbon dioxide bleeder welded connection, the other end of carbon dioxide conveyer pipe is connected with fire-extinguishing bottle solenoid valve, the other end of fire-extinguishing bottle solenoid valve is connected with the carbon dioxide fire-extinguishing bottle.
Preferably, two temperature detectors are arranged on one side of the interior of the cabinet body and are connected with the cabinet body through screws, the two temperature detectors are arranged between the upper carbon dioxide branch pipe, the middle carbon dioxide branch pipe and the lower carbon dioxide branch pipe, a smoke detector is arranged above the interior of the cabinet body, and the smoke detector is connected with the cabinet body through screws.
Preferably, the output end of the temperature detector is electrically connected with the first input end of the fire control end, the output end of the smoke detector is electrically connected with the second input end of the fire control end, the input end of the fire extinguishing bottle electromagnetic valve is electrically connected with the first output end of the fire control end, the second output end of the fire control end is electrically connected with the input end of the alarm device, and the third input end of the fire control end is electrically connected with the output end of the circuit on-off sensing device.
Preferably, the vacuum circuit breaker bin is arranged in the middle of the inside of the cabinet body, the circuit breaker bin door and the cabinet body are of an integrated structure, the operation control bin is arranged above the vacuum circuit breaker bin, the operation control bin and the cabinet body are of an integrated structure, the overvoltage protector bin is arranged below the vacuum circuit breaker bin, and the overvoltage protector bin and the cabinet body are of an integrated structure.
Preferably, the front end of the operation control bin is provided with a control panel, the control panel is connected with the cabinet body shaft, the front end of the vacuum circuit breaker bin is provided with a circuit breaker bin gate, the circuit breaker bin gate is connected with the cabinet body shaft, the front end of the overvoltage protector bin is provided with a protector bin gate, and the protector bin gate is connected with the overvoltage protector bin shaft.
Preferably, the front end sides of the breaker bin gate and the protector bin gate are respectively provided with a switch gate, and the switch gates are connected with the breaker bin gate in an embedded mode.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the carbon dioxide conveying pipe is arranged in the cabinet body and is connected to the fire extinguishing bottle electromagnetic valve, the fire extinguishing bottle electromagnetic valve controls the carbon dioxide input end in the carbon dioxide fire extinguishing bottle, the carbon dioxide branch pipe is arranged on the carbon dioxide conveying pipe, the spray head is arranged on the carbon dioxide branch pipe, so that carbon dioxide can be input into the cabinet body through the carbon dioxide conveying pipe and then sprayed out through the spray head, the smoke detector and the temperature detector are arranged in the cabinet body, when the high-voltage switch cabinet is over-voltage and the voltage self-disengaging protector breaks down and can not be timely powered off and fire disaster occurs, the smoke detector and the temperature detector monitor the fire source and can transmit signals to the fire control end, the fire control end transmits signals to the power-off device, the high-voltage switch cabinet is firstly powered off, then the fire extinguishing bottle electromagnetic valve is controlled to be opened, carbon dioxide in the carbon dioxide fire extinguishing bottle is transmitted to the carbon dioxide branch pipe through the carbon dioxide pipe, finally sprayed out through the spray head, and the fire source in the cabinet body is prevented from being over-voltage self-disengaging protector after long-time service, the internal components of the cabinet are aged, and accordingly, the performance of the cabinet is deteriorated, and when the overvoltage power source is cut off or even the fire accident can not occur and the fire accident occurs.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the cabinet of the utility model;
FIG. 3 is a schematic diagram of the present utility model;
in the figure: 1. protecting the high-voltage switch cabinet; 2. a cabinet body; 3. a smoke detector; 4. a temperature detector; 5. a carbon dioxide branch pipe; 6. a spray head; 7. a carbon dioxide delivery tube; 8. a carbon dioxide fire-extinguishing bottle; 9. a fire control end; 10. a fire-extinguishing bottle electromagnetic valve; 11. a circuit on-off sensing device; 12. an alarm device; 13. an operation control bin; 14. a vacuum breaker chamber; 15. a breaker bin gate; 16. an overvoltage protector bin; 17. a protector bin gate; 18. a control panel; 19. and a switch gate.
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.
Referring to fig. 1-3, an embodiment of the present utility model is provided: the utility model provides a high tension switchgear with overvoltage protection effect, including protection high tension switchgear 1, the centre of protection high tension switchgear 1 is provided with cabinet body 2, the inside rear end of cabinet body 2 is provided with carbon dioxide conveyer pipe 7, the both sides of carbon dioxide conveyer pipe 7 all are provided with three carbon dioxide lateral pipe 5, and three carbon dioxide lateral pipe 5 is the setting from top to bottom, and carbon dioxide lateral pipe 5 and carbon dioxide conveyer pipe 7 welded connection, be provided with four shower nozzles 6 on the carbon dioxide lateral pipe 5, and shower nozzle 6 and carbon dioxide lateral pipe 5 welded connection, the other end of carbon dioxide conveyer pipe 7 is connected with fire-extinguishing bottle solenoid valve 10, the other end of fire-extinguishing bottle solenoid valve 10 is connected with carbon dioxide fire-extinguishing bottle 8, fire-extinguishing bottle solenoid valve 10 is opened, carbon dioxide accessible carbon dioxide conveyer pipe 7 in the interior carbon dioxide fire-extinguishing bottle 8 transmits the cabinet body 2 of emergence conflagration, fire is put out through shower nozzle 6 blowout to the fire source, avoid taking place the conflagration.
Further, the inside one side of the cabinet body 2 is provided with two temperature detectors 4, and the temperature detectors 4 are connected with the cabinet body 2 through screws, and two temperature detectors 4 are arranged between the upper, middle and lower three carbon dioxide branch pipes 5, the inside top of the cabinet body 2 is provided with a smoke detector 3, and the smoke detector 3 is connected with the cabinet body 2 through screws, the smoke detector 3 and the temperature detectors 4 can detect a fire source in the cabinet body 2, and signals are transmitted to a fire control end 9 so as to control a fire extinguishing mechanism to extinguish fire.
Further, the output end of the temperature detector 4 is electrically connected with the first input end of the fire control end 9, the output end of the smoke detector 3 is electrically connected with the second input end of the fire control end 9, the input end of the fire extinguishing bottle electromagnetic valve 10 is electrically connected with the first output end of the fire control end 9, the second output end of the fire control end 9 is electrically connected with the input end of the alarm device 12, the third input end of the fire control end 9 is electrically connected with the output end of the circuit on-off sensing device 11, whether the cabinet body 2 is powered off or not can be confirmed through the circuit on-off sensing device 11 for safety before fire extinguishing, if the cabinet body is not powered off, fire can be extinguished after the set time is exceeded, meanwhile, power-off prompt is carried out, so that the cabinet body 2 is powered off manually, and larger accidents are avoided.
Further, a vacuum circuit breaker bin 14 is arranged in the middle of the interior of the cabinet body 2, and a circuit breaker bin door 15 and the cabinet body 2 are of an integrated structure, an operation control bin 13 is arranged above the vacuum circuit breaker bin 14, and the operation control bin 13 and the cabinet body 2 are of an integrated structure, an overvoltage protector bin 16 is arranged below the vacuum circuit breaker bin 14, and the overvoltage protector bin 16 and the cabinet body 2 are of an integrated structure, and an overvoltage automatic separation protector can be arranged in the overvoltage protector bin 16 so as to cut off power or reduce voltage when overvoltage occurs to the cabinet body 2.
Further, the front end of the operation control bin 13 is provided with a control panel 18, the control panel 18 is connected with the cabinet body 2 through a shaft, the front end of the vacuum circuit breaker bin 14 is provided with a circuit breaker bin door 15, the circuit breaker bin door 15 is connected with the cabinet body 2 through a shaft, the front end of the overvoltage protector bin 16 is provided with a protector bin door 17, the protector bin door 17 is connected with the overvoltage protector bin 16 through a shaft, and the circuit breaker bin door 15 can protect equipment inside the cabinet body 2, so that accidents caused by manual false touch are avoided.
Further, the front end sides of the breaker door 15 and the protector door 17 are provided with switch gates 19, and the switch gates 19 are connected with the breaker door 15 in an embedded manner, and the door can be opened through the switch gates 19 so as to maintain the internal equipment.
Working principle: when the fire-fighting control cabinet is used, if fire occurs, the fire smoke detector 3 and the temperature detector 4 can transmit signals to the fire-fighting control end 9, the fire-fighting control end 9 transmits signals to the power-off device, the cabinet body 2 is powered off, the circuit on-off sensing device 11 is used for monitoring whether the cabinet body 2 is powered off, the alarm device 12 is controlled to give an alarm, the fire-fighting bottle electromagnetic valve 10 is opened after the cabinet body 2 is powered off or after a set time is reached, if the power-off prompt is not provided for the alarm device 12, workers are prompted to manually power off the cabinet body 2, carbon dioxide in the carbon dioxide fire-fighting bottle 8 is transmitted to the carbon dioxide branch pipe 5 through the carbon dioxide conveying pipe 7 after the fire-fighting bottle electromagnetic valve 10 is opened, and then the fire source in the cabinet body 2 is extinguished through the spray head 6, so that the problem that the internal components of the existing high-voltage switch cabinet cannot be timely powered off or other operations can not be performed in time when the overvoltage occurs and even fire accidents can be caused can be solved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a high tension switchgear with overvoltage protection effect, includes protection high tension switchgear (1), its characterized in that: the novel fire-extinguishing device is characterized in that a cabinet body (2) is arranged in the middle of the protection high-voltage switch cabinet (1), a carbon dioxide conveying pipe (7) is arranged at the rear end of the cabinet body (2), three carbon dioxide branch pipes (5) are arranged on two sides of the carbon dioxide conveying pipe (7), the three carbon dioxide branch pipes (5) are arranged up, down, and the carbon dioxide branch pipes (5) are connected with the carbon dioxide conveying pipe (7) in a welding mode, four spray heads (6) are arranged on the carbon dioxide branch pipes (5), the spray heads (6) are connected with the carbon dioxide branch pipes (5) in a welding mode, a fire-extinguishing bottle electromagnetic valve (10) is connected with the other end of the carbon dioxide conveying pipe (7), and a carbon dioxide fire-extinguishing bottle (8) is connected with the other end of the fire-extinguishing bottle electromagnetic valve (10).
2. A high-voltage switch cabinet with overvoltage protection function according to claim 1, characterized in that: two temperature detectors (4) are arranged on one side of the interior of the cabinet body (2), the temperature detectors (4) are connected with the cabinet body (2) through screws, the two temperature detectors (4) are arranged between the upper carbon dioxide branch pipes (5), the middle carbon dioxide branch pipes and the lower carbon dioxide branch pipes, smoke detectors (3) are arranged above the interior of the cabinet body (2), and the smoke detectors (3) are connected with the cabinet body (2) through screws.
3. A high-voltage switch cabinet with overvoltage protection function according to claim 2, characterized in that: the output end of the temperature detector (4) is electrically connected with the first input end of the fire control end (9), the output end of the smoke detector (3) is electrically connected with the second input end of the fire control end (9), the input end of the fire extinguishing bottle electromagnetic valve (10) is electrically connected with the first output end of the fire control end (9), the second output end of the fire control end (9) is electrically connected with the input end of the alarm device (12), and the third input end of the fire control end (9) is electrically connected with the output end of the circuit on-off sensing device (11).
4. A high-voltage switch cabinet with overvoltage protection function according to claim 1, characterized in that: the novel high-voltage power supply cabinet is characterized in that a vacuum breaker bin (14) is arranged in the middle of the interior of the cabinet body (2), a breaker bin door (15) and the cabinet body (2) are of an integrated structure, an operation control bin (13) is arranged above the vacuum breaker bin (14), the operation control bin (13) and the cabinet body (2) are of an integrated structure, an overvoltage protector bin (16) is arranged below the vacuum breaker bin (14), and the overvoltage protector bin (16) and the cabinet body (2) are of an integrated structure.
5. The high-voltage switch cabinet with overvoltage protection function according to claim 4, wherein: the front end of the operation control bin (13) is provided with a control panel (18), the control panel (18) is connected with the cabinet body (2) through a shaft, the front end of the vacuum circuit breaker bin (14) is provided with a circuit breaker bin gate (15), the circuit breaker bin gate (15) is connected with the cabinet body (2) through a shaft, the front end of the overvoltage protector bin (16) is provided with a protector bin gate (17), and the protector bin gate (17) is connected with the overvoltage protector bin (16) through a shaft.
6. The high-voltage switch cabinet with overvoltage protection function according to claim 5, wherein: the front end sides of the breaker bin gate (15) and the protector bin gate (17) are respectively provided with a switch gate (19), and the switch gates (19) are connected with the breaker bin gate (15) in an embedded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320612345.7U CN219874516U (en) | 2023-03-27 | 2023-03-27 | High tension switchgear with overvoltage protection effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320612345.7U CN219874516U (en) | 2023-03-27 | 2023-03-27 | High tension switchgear with overvoltage protection effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219874516U true CN219874516U (en) | 2023-10-20 |
Family
ID=88324122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320612345.7U Active CN219874516U (en) | 2023-03-27 | 2023-03-27 | High tension switchgear with overvoltage protection effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219874516U (en) |
-
2023
- 2023-03-27 CN CN202320612345.7U patent/CN219874516U/en active Active
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| GR01 | Patent grant |