CN112383149A - Photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device - Google Patents
Photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device Download PDFInfo
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- CN112383149A CN112383149A CN202011326336.9A CN202011326336A CN112383149A CN 112383149 A CN112383149 A CN 112383149A CN 202011326336 A CN202011326336 A CN 202011326336A CN 112383149 A CN112383149 A CN 112383149A
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- circuit breaker
- photovoltaic
- power supply
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims description 63
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000010248 power generation Methods 0.000 abstract description 15
- 230000007613 environmental effect Effects 0.000 abstract 1
- 229910018503 SF6 Inorganic materials 0.000 description 73
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 73
- 229960000909 sulfur hexafluoride Drugs 0.000 description 73
- 238000012423 maintenance Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation 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
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
本发明涉及自动装置技术领域，且公开了光伏SF6断路器气压低自动断开操作电源装置，包括装置主体，装置主体顶部设置有智能微处理器，智能微处理器一侧设置有SF6压力表，装置主体正面设置有压力指示灯，压力指示灯一侧设置有报警器，装置主体顶部设置有电源，电源顶部设置有风力发电机构，装置主体外部设置有断路器电控箱，断路器电控箱一侧设置有光伏SF6断路器，装置主体与断路器电控箱之间连接有外部导线。该光伏SF6断路器气压低自动断开操作电源装置，通过设置智能微处理器，可对光伏SF6断路器内部气压实时监控，并控制装置主体进行自动断开操作电源，节省了人力，通过设置风力发电机构，节能环保，解决了户外供电不便的问题。
The invention relates to the technical field of automatic devices, and discloses a photovoltaic SF6 circuit breaker that automatically disconnects an operating power supply when the air pressure is low. There is a pressure indicator light on the front of the device body, an alarm on one side of the pressure indicator light, a power supply on the top of the device body, a wind power generation mechanism on the top of the power supply, a circuit breaker electric control box outside the device body, and a circuit breaker electric control box A photovoltaic SF6 circuit breaker is arranged on one side, and an external wire is connected between the main body of the device and the electric control box of the circuit breaker. The photovoltaic SF6 circuit breaker automatically disconnects the operating power supply when the air pressure is low. By setting an intelligent microprocessor, it can monitor the internal air pressure of the photovoltaic SF6 circuit breaker in real time, and control the main body of the device to automatically disconnect the operating power supply, saving manpower. Power generation mechanism, energy saving and environmental protection, solve the problem of inconvenient outdoor power supply.
Description
Technical Field
The invention relates to the technical field of automatic devices, in particular to a photovoltaic SF6 circuit breaker automatic disconnection operation power supply device with low air pressure.
Background
In grid operation, the SF6 circuit breaker is a type of circuit breaker that utilizes sulfur hexafluoride (SF6) gas as an arc extinguishing medium and an insulating medium. When the SF6 pressure of the SF6 circuit breaker is lower than a locking value, the insulation strength and the arc extinguishing capability of the SF6 circuit breaker are reduced, and serious threats are brought to the safe operation of equipment.
The circuit breaker operation circuit, also known as circuit breaker control circuit, its effect is: and the breaker is switched on and off through a secondary circuit. When the SF6 pressure is lower than the locking value, according to the operation and maintenance rules of the circuit breaker of the 2 nd registration of State grid company transformation operation and maintenance management regulations, the transformation operation and maintenance personnel are required to report the on-duty regulation personnel immediately and disconnect the SF6 circuit breaker operation power supply.
The prior art has the following defects and shortcomings:
at present, when the SF6 breaker SF6 pressure is lower than the locking value, a power supply company dispatches a power operation and maintenance worker to disconnect the SF6 breaker operating power supply on site, the labor consumption and the journey time spent on the substation are serious, and the SF6 breaker operating power supply cannot be disconnected in time.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the photovoltaic SF6 breaker pneumatic low automatic disconnection operation power supply device, which can solve the problems that when the pressure of the SF6 of the existing SF6 breaker is lower than a locking value, a power supply company dispatches power transformation operation and maintenance personnel to disconnect the SF6 breaker operation power supply on site, the labor consumption is high, the distance time to a transformer substation is seriously spent, and the SF6 breaker operation power supply cannot be disconnected in time; this device is through setting up intelligent microprocessor, can be to the inside atmospheric pressure real time monitoring of photovoltaic SF6 circuit breaker through baroceptor, and the controlling means main part carries out automatic disconnection operating power, the manpower has been saved, simultaneously through setting up wind power generation mechanism, energy-concerving and environment-protective, the inconvenient problem of outdoor power supply has been solved, can carry out visual display to the inside atmospheric pressure size of photovoltaic SF6 circuit breaker through setting up SF6 manometer and pressure pilot lamp, make things convenient for the staff to look over, through setting up the alarm, when the inside atmospheric pressure of photovoltaic SF6 circuit breaker is low, can send the warning suggestion. The low automatic disconnection of this photovoltaic SF6 circuit breaker atmospheric pressure operation power supply unit, simple structure is compact, easily makes, low cost, and nimble convenience during the use is easily popularized and applied.
In order to achieve the purpose of automatically disconnecting the operation power supply device under the condition of low air pressure of the photovoltaic SF6 circuit breaker, the invention provides the following technical scheme: the photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device comprises a device main body, wherein an intelligent microprocessor is arranged at the top of the device main body, an SF6 pressure gauge is arranged on one side of the intelligent microprocessor, a pressure indicator lamp is arranged on the front side of the device main body, an alarm is arranged on one side of the pressure indicator lamp, a power supply is arranged at the top of the device main body, a wind power generation mechanism is arranged at the top of the power supply, a circuit breaker electric cabinet is arranged outside the device main body, a photovoltaic SF6 circuit breaker is arranged on one side of the circuit breaker electric cabinet, an external lead is connected between the device main body and the circuit breaker electric cabinet, an air pressure sensor is arranged inside a photovoltaic SF6 circuit breaker, a motor is arranged inside the device main body, an electric telescopic rod is arranged at one end of the motor, metal plectrum one end is provided with the metal pole, metal plectrum one side is provided with the metal contact, metal plectrum one end is connected with first wire, metal pole one end is connected with the second wire, the inside controlled switch that is provided with of circuit breaker electric cabinet, wind power generation mechanism one end is provided with the paddle, paddle one end is provided with the pivot, pivot one end is provided with the gear box, gear box one end is provided with the generator.
Preferably, the device main part passes through wire and power electric connection, intelligent microprocessor passes through wire and power electric connection, SF6 manometer passes through wire and baroceptor electric connection, SF6 manometer passes through wire and intelligent microprocessor electric connection, the alarm passes through wire and intelligent microprocessor electric connection.
Preferably, the pressure indicator is that matrix equidistance evenly distributed is positive at the device main part, the quantity of pressure indicator is a plurality of, the pressure indicator passes through wire and intelligent microprocessor electric connection.
Preferably, the motor is electrically connected with the intelligent microprocessor through a wire.
Preferably, the metal plectrum symmetric distribution is in articulated seat both sides, articulated seat fixed mounting is inside the device main part, the metal plectrum is connected with articulated seat is articulated to rotate.
Preferably, the metal plectrum and the metal rod are electrically connected through a metal contact.
Preferably, one end of the metal shifting piece is electrically connected with a power supply through a first lead, one end of the second lead is electrically connected with an external lead, and the external lead is electrically connected with the controlled switch.
Preferably, the rotating shaft is in meshing transmission connection with a generator gear through a gearbox.
Preferably, the generator is electrically connected with a power supply through a wire.
Compared with the prior art, the invention provides the photovoltaic SF6 circuit breaker low-pressure automatic disconnection operation power supply device, which has the following beneficial effects:
1. according to the photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device, the air pressure sensor is arranged inside the photovoltaic SF6 circuit breaker, the air pressure inside the photovoltaic SF6 circuit breaker can be monitored in real time, the air pressure sensor is respectively electrically connected with the SF6 pressure gauge and the pressure indicator lamp, the accurate value of the air pressure inside the photovoltaic SF6 circuit breaker can be displayed through the SF6 pressure gauge, through the pressure indicator lamp, the larger the air pressure inside the photovoltaic SF6 circuit breaker is, the more the number of the pressure indicator lamps are lighted, the smaller the air pressure inside the photovoltaic SF6 circuit breaker is, the fewer the number of the pressure indicator lamps are lighted, the internal air pressure of the photovoltaic SF6 circuit breaker can be visually presented to workers through the number of the pressure indicator lamps which are lighted, the workers can conveniently check at night, and the practicability is;
2. according to the photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device, the power supply is arranged on the top of the device main body, the wind power generation mechanism is arranged on the top of the power supply, the rotating shaft is in meshing transmission with the gear of the generator through the gear box under the action of wind power, the generator is electrically connected with the power supply, mechanical energy is converted into electric energy to be stored in the power supply, the power supply is electrically connected with the device main body and the controlled switch through the conducting wires, the power supply provides continuous and stable power supply for the device main body and the controlled switch, natural wind power generation is adopted through the arrangement of the wind power generation mechanism, energy is saved, environment is;
3. the photovoltaic SF6 circuit breaker pneumatic pressure low automatic disconnection operation power supply device is characterized in that the device main body is arranged and intelligently controlled by an intelligent microprocessor, under normal conditions, a metal plectrum is in contact with a metal rod and is electrically connected with a power supply through a first lead, one end of the metal plectrum is electrically connected with a controlled switch through a second lead, a power supply passage is formed before the power supply and the controlled switch, the controlled switch recovers the functions of disconnection and closing operations of the circuit breaker, when the pneumatic pressure in the photovoltaic SF6 circuit breaker is low, the intelligent microprocessor intelligently controls the motor to be started, the motor pushes the metal plectrum to be hinged with a hinged seat, the motor pushes the metal plectrum to be hinged with the hinged seat, one end of the metal plectrum is separated from the metal rod, the passage is disconnected, the controlled switch is powered off and can not perform disconnection and closing operations on the circuit breaker, so that the device main body can perform the function, the manpower is saved by arranging the device main body, and the problems that when the pressure of the SF6 of the SF6 breaker is lower than a locking value, a power supply company dispatches power transmission operation and maintenance personnel to cut off the SF6 breaker operating power supply on site, the manpower consumption and the distance time spent on the transformer substation are serious, and the SF6 breaker operating power supply cannot be cut off in time are effectively solved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic circuit diagram of the structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the device body according to the present invention;
FIG. 4 is a schematic view of the internal structure of the wind power generation mechanism of the present invention.
In the figure: 1. a device main body; 2. an intelligent microprocessor; 3. SF6 pressure gauge; 4. a pressure indicator light; 5. an alarm; 6. a power source; 7. a wind power generation mechanism; 8. a circuit breaker electric cabinet; 9. photovoltaic SF6 circuit breakers; 10. an external lead; 11. an air pressure sensor; 12. a motor; 13. an electric telescopic rod; 14. a metal plectrum; 15. a hinged seat; 16. a metal rod; 17. a metal contact; 18. a first conductive line; 19. a second conductive line; 20. a controlled switch; 21. a paddle; 22. a rotating shaft; 23. a gear case; 24. an electric generator.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the photovoltaic SF6 circuit breaker low-pressure automatic disconnection operation power supply device comprises a device main body 1, an intelligent microprocessor 2 is arranged at the top of the device main body 1, an SF6 pressure gauge 3 is arranged at one side of the intelligent microprocessor 2, a pressure indicator lamp 4 is arranged at the front of the device main body 1, an alarm 5 is arranged at one side of the pressure indicator lamp 4, a power supply 6 is arranged at the top of the device main body 1, a wind power generation mechanism 7 is arranged at the top of the power supply 6, a circuit breaker electric cabinet 8 is arranged outside the device main body 1, a photovoltaic SF6 circuit breaker 9 is arranged at one side of the circuit breaker electric cabinet 8, an external lead 10 is connected between the device main body 1 and the circuit breaker electric cabinet 8, an air pressure sensor 11 is arranged inside the photovoltaic SF6 circuit breaker 9, a motor 12 is arranged, the middle position of the metal shifting piece 14 is provided with a hinged base 15, one end of the metal shifting piece 14 is provided with a metal rod 16, one side of the metal shifting piece 14 is provided with a metal contact 17, one end of the metal shifting piece 14 is connected with a first lead 18, one end of the metal rod 16 is connected with a second lead 19, a controlled switch 20 is arranged inside the electric cabinet 8 of the circuit breaker, one end of the wind power generation mechanism 7 is provided with a paddle 21, one end of the paddle 21 is provided with a rotating shaft 22, one end of the rotating shaft 22 is provided with a gear box 23, and one.
In summary, the device main body 1 is electrically connected with the power supply 6 through a wire, the intelligent microprocessor 2 is electrically connected with the power supply 6 through a wire, the SF6 pressure gauge 3 is electrically connected with the air pressure sensor 11 through a wire, the SF6 pressure gauge 3 is electrically connected with the intelligent microprocessor 2 through a wire, the alarm 5 is electrically connected with the intelligent microprocessor 2 through a wire, and the power supply 6 provides continuous and stable power supply for the device main body 1 and the intelligent microprocessor 2; the pressure indicating lamps 4 are uniformly distributed on the front side of the device main body 1 in a matrix equidistance mode, the number of the pressure indicating lamps 4 is a plurality, the pressure indicating lamps 4 are electrically connected with the intelligent microprocessor 2 through leads, the pressure indicating lamps 4 are larger in the internal pressure of the photovoltaic SF6 circuit breaker, the number of the pressure indicating lamps 4 which are lighted is larger, the internal pressure of the photovoltaic SF6 circuit breaker is smaller, the number of the pressure indicating lamps 4 which are lighted is smaller, and the internal pressure of the photovoltaic SF6 circuit breaker can be visually presented to workers through the number of the pressure indicating lamps 4 which are lighted; the motor 12 is electrically connected with the intelligent microprocessor 2 through a lead, and the intelligent microprocessor 2 intelligently controls the start and stop of the motor 12; the metal shifting pieces 14 are symmetrically distributed on two sides of the hinge seat 15, the hinge seat 15 is fixedly installed inside the device main body 1, the metal shifting pieces 14 are hinged and rotatably connected with the hinge seat 15, the metal shifting pieces 14 are pushed to be hinged and rotate with the hinge seat 15 through the control motor 12, the motor 12 pushes the metal shifting pieces 14 to rotate with the hinge seat 15, one end of each metal shifting piece 14 can be controlled to be in a contact and separation state with the metal rod 16, and the communication and disconnection of a control channel are realized; the metal shifting piece 14 and the metal rod 16 are electrically connected through a metal contact 17, and the metal shifting piece 14 is in contact with the metal rod 16 through the metal contact 17 to form a passage; one end of the metal shifting piece 14 is electrically connected with the power supply 6 through a first lead 18, one end of a second lead 19 is electrically connected with an external lead 10, the external lead 10 is electrically connected with a controlled switch 20, and a passage is formed between the power supply 6 and the controlled switch 20; the rotating shaft 22 is in gear engagement transmission connection with the generator 24 through the gear box 23, the generator 24 is electrically connected with the power supply 6 through a conducting wire, the rotating shaft 22 is in gear engagement transmission with the generator 24 through the gear box 23, the generator 24 is electrically connected with the power supply 6, and mechanical energy is converted into electric energy to be stored in the power supply 6.
The working use flow and the installation method of the structure are that when the photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device is used, the air pressure sensor 11 is arranged inside the photovoltaic SF6 circuit breaker 9, the air pressure inside the photovoltaic SF6 circuit breaker can be monitored in real time, the air pressure sensor 11 is respectively electrically connected with the SF6 pressure gauge 3 and the pressure indicator lamp 4, the accurate value of the air pressure inside the photovoltaic SF6 circuit breaker can be displayed through the SF6 pressure gauge 3, the larger the air pressure inside the photovoltaic SF6 circuit breaker is, the more the pressure indicator lamps 4 are lighted, the smaller the air pressure inside the photovoltaic SF6 circuit breaker is, the fewer the pressure indicator lamps 4 are lighted, the visual display of the air pressure inside the photovoltaic SF6 circuit breaker to workers can be realized through the lighted number of the pressure indicator lamps 4, the convenience is brought for the workers to check at night, and the practicability is improved; the power supply 6 is arranged at the top of the device main body 1, the wind power generation mechanism 7 is arranged at the top of the power supply 6, the rotating shaft 22 is in gear engagement transmission with the generator 24 through the gear box 23 under the action of wind power, the generator 24 is electrically connected with the power supply 6, mechanical energy is converted into electric energy to be stored in the power supply 6, the power supply 6 is electrically connected with the device main body 1 and the controlled switch 20 through conducting wires, the power supply 6 provides continuous and stable power supply for the device main body 1 and the controlled switch 20, natural wind power generation is adopted by arranging the wind power generation mechanism 7, energy is saved, environment is protected, and the problem of inconvenience in outdoor wired; by arranging the device main body 1, the device main body 1 is intelligently controlled by the intelligent microprocessor 2, under normal conditions, the metal plectrum 14 is in contact electrical connection with the metal rod 16, one end of the metal plectrum 14 is in electrical connection with the power supply 6 through the first lead 18, one end of the metal rod 16 is in electrical connection with the controlled switch 20 through the second lead 19, a power supply passage is formed in front of the power supply 6 and the controlled switch 20, the controlled switch 20 recovers the opening and closing operation functions of the circuit breaker, when the internal air pressure of the photovoltaic SF6 circuit breaker is low, the intelligent microprocessor 2 intelligently controls the motor 12 to be started, the motor 12 pushes the metal plectrum 14 to be hinged with the hinged seat 15 to rotate the metal plectrum 14 and the hinged seat 15, one end of the metal plectrum 14 is separated from the metal rod 16, the passage is disconnected, the controlled switch 20 is powered off and cannot perform opening and closing operation on the circuit breaker, so that the automatic power supply disconnection, the device main body 1 is arranged, so that the labor is saved, and the problems that when the pressure of the SF6 of the SF6 breaker is lower than a locking value, a power supply company sends power operation and maintenance personnel to the site to disconnect the SF6 breaker operating power supply, the labor consumption is high, the distance time spent on the power supply company to the transformer substation is serious, and the SF6 breaker operating power supply cannot be disconnected in time are effectively solved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011326336.9A CN112383149A (en) | 2020-11-24 | 2020-11-24 | Photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011326336.9A CN112383149A (en) | 2020-11-24 | 2020-11-24 | Photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112383149A true CN112383149A (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011326336.9A Pending CN112383149A (en) | 2020-11-24 | 2020-11-24 | Photovoltaic SF6 circuit breaker air pressure low automatic disconnection operation power supply device |
Country Status (1)
| Country | Link |
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| CN (1) | CN112383149A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203607266U (en) * | 2013-10-21 | 2014-05-21 | 沈阳华利能源设备制造有限公司 | Electric mechanism of locking device of disconnector for high voltage switch cabinet |
| CN105470012A (en) * | 2016-01-08 | 2016-04-06 | 乐清市万联电器有限公司 | Electric operating mechanism for circuit breaker |
| CN205406435U (en) * | 2016-02-03 | 2016-07-27 | 胡成飞 | External divide -shut brake circuit breaker of electric energy meter |
| CN209627045U (en) * | 2019-04-16 | 2019-11-12 | 国网宁夏电力有限公司 | SF6 circuit breaker for wind and solar energy automatically disconnects the operating power supply device when the air pressure is low |
-
2020
- 2020-11-24 CN CN202011326336.9A patent/CN112383149A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203607266U (en) * | 2013-10-21 | 2014-05-21 | 沈阳华利能源设备制造有限公司 | Electric mechanism of locking device of disconnector for high voltage switch cabinet |
| CN105470012A (en) * | 2016-01-08 | 2016-04-06 | 乐清市万联电器有限公司 | Electric operating mechanism for circuit breaker |
| CN205406435U (en) * | 2016-02-03 | 2016-07-27 | 胡成飞 | External divide -shut brake circuit breaker of electric energy meter |
| CN209627045U (en) * | 2019-04-16 | 2019-11-12 | 国网宁夏电力有限公司 | SF6 circuit breaker for wind and solar energy automatically disconnects the operating power supply device when the air pressure is low |
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Effective date of registration: 20220408 Address after: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Applicant after: STATE GRID SHANDONG ELECTRIC POWER COMPANY YANTAI POWER SUPPLY Co. Address before: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Applicant before: STATE GRID SHANDONG ELECTRIC POWER COMPANY YANTAI POWER SUPPLY Co. Applicant before: STATE GRID CORPORATION OF CHINA |
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Application publication date: 20210219 |