CN201893517U - 24 kV small-sized vacuum load switch cabinet - Google Patents
24 kV small-sized vacuum load switch cabinet Download PDFInfo
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- CN201893517U CN201893517U CN2010202577218U CN201020257721U CN201893517U CN 201893517 U CN201893517 U CN 201893517U CN 2010202577218 U CN2010202577218 U CN 2010202577218U CN 201020257721 U CN201020257721 U CN 201020257721U CN 201893517 U CN201893517 U CN 201893517U
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Abstract
The utility model discloses a 24 kV small-sized vacuum load switch cabinet which comprises a cabinet body and three vacuum arc extinguish chambers, and is characterized in that a metal partition plate is laterally fixed inside the cabinet body; the three vacuum arc extinguish chambers are respectively cast into three embedded poles, and the three embedded poles are fixed at through holes of the embedded poles, which are arranged in a line shape on the metal partition plate, so that the three embedded poles and the cabinet body form an integrated structure. The 24 kV small-sized vacuum load switch cabinet breaks through the traditional structural form that a vacuum load switch is loaded in the vacuum load switch cabinet after the vacuum load switch cabinet is manufactured, and has the advantages of small volume, raw material saving, high breaking capacity, safety and reliability, long service life of a motor and less maintenance, and can be operated frequently, etc. The 24 kV small-sized vacuum load switch cabinet is provided with an obvious isolation clearance for assembling an earthing knife which has closing capability and an electric spring mechanism, and can realize remote control.
Description
Technical field
The utility model relates to a kind of switch cubicle, particularly relate to and a kind ofly be the switch cubicle of independent upper unit with small size vacuum loading switch (circuit breaker).
Background technology
Power switch is one of key equipment of power supply industry; be used for the protection of power station, generating set safe operation; serve as the switch of power transmission and transformation line; it is one of critical component in the relaying protection; play safety and send the effect of electricity; mine, oil field, enterprise serve as the equipment of industrial power distribution and electric traction, and in view of this power switch plays the important function of distributing electric energy, protection controller switching equipment.
The medium voltage distribution network of China is substantially based on 10kV at present, and still along with rapid economic development, particularly the developed area has now to show problem days such as 10kV distribution system capacity is little, loss is big and gives prominence to, and has been difficult to bear the power load of sharp increase.Compare with traditional 10kV power distribution network, 20kV power distribution network voltage not only can increase power supply capacity, reduces by 75% power consumption, also has the remarkable environmental benefit.It is estimated that, carry same constant power, the non-ferrous metal consumption of 20kV supply line can reduce 50%, saves construction investment about 40% etc.
The power switch of current use and switch cubicle volume matching used with it are comparatively bigger than normal, and use SF6 gas in a large number, can bring serious pollution to environment, with regard to poor expandability of power switch itself, install also inconvenient, sometimes because of the restriction of installation site, the actual installation of power switch and switch cubicle or replacing all have certain degree of difficulty.Also because factors such as insulation property, material material, environment for use make power switch and switch cubicle reliability relatively poor, thereby manufacturing cost and operation expense are increased greatly.
Present switchgear is in order to improve user's power supply reliability and power supply quality, determined that the electrical network equipment is to no oiling, high security, high reliability, miniaturization, integrated direction development, therefore, current a kind of switch and the switch cubicle of needing, its should have miniaturization, non-maintaining, can expand, performance that easy for installation, intelligent, compliance with environmental protection requirements etc. is superior and characteristics satisfy the city, rural power grids are powered requirement.
The utility model content
The utility model is in view of supporting energetically of country and pressing for of electrical network itself, the 24kV high-voltage switch gear has the trend and the condition of large-scale application, policy in conjunction with national energy-saving and emission-reduction, reduce cost of investment, provide function admirable safe and reliable controller switching equipment, and a kind of compact conformation is provided, volume is little, operation expense is low, be not subjected to running environment to influence, can obviously reduce electric power facility investment and 24kV small size vacuum loading switch cabinet defeated, feeder circuit loss.
The technical scheme that adopts is:
The 24kV small size vacuum loading switch cabinet comprises that cabinet, three on-load switch vacuum interrupters, three isolating switch divide-shut brake conductive components, three isolating switch blade driving mechanisms, three vacuum interrupters close branch operating mechanism, three poles.Crosswise fixed has metal partion (metp) in the described cabinet, and three on-load switch vacuum interrupters are cast in three poles, and these three poles are fixed on three pole through holes of word order on the metal partion (metp), with cabinet structure in aggregates.
The metal partion (metp) of crosswise fixed is separated into upper space and lower space with the cabinet inner space in the above-mentioned cabinet, and upper space is the main bus bar chamber, and lower space is followed successively by switch element Transmission Room and cable vault.Word order is fixed with three static contact seats on the roof of main bus bar chamber, be embedded with three fixed contacts respectively in the lower end of three static contact seats, three fixed contact upper ends can install and fix the three-phase main bus bar respectively, it is indoor that three isolating switch divide-shut brake conductive components and three isolating switch blade driving mechanisms are installed in main bus bar respectively, and corresponding with three on-load switch vacuum interrupters respectively.Described isolating switch divide-shut brake conductive component, comprise isolating switch blade and moving knife seat, the lower end of moving knife seat connects with the quiet end seat of corresponding on-load switch vacuum interrupter, and the upper end of moving knife seat is hinged with corresponding isolating switch blade, and the isolating switch blade can contact with fixed contact.Described isolating switch blade driving mechanism, comprise insulated tension pole, rotating shaft and connecting lever, connecting lever one end is fixed in the rotating shaft, end is hinged with an end of insulated tension pole in addition, the other end of insulated tension pole and isolating switch blade are hinged, and the two ends of rotating shaft are supported by two axle beds of the upper surface that is fixed on metal partion (metp) respectively.It is structurally identical that three vacuum interrupters close the branch operating mechanism, is separately positioned in the switch element Transmission Room, and each vacuum interrupter closes the branch operating mechanism, comprises switch three-phase side dress transmission component, output yoke plate, insulated tension pole, conducting rod connecting lever.One end of output yoke plate is fixed on the switch three-phase side dress transmission component switch side plate, one end of centre position and insulated tension pole is hinged, the other end and yoke plate are hinged, the other end of insulated tension pole is hinged with an end that is arranged on the conducting rod connecting lever of bottom in the pole, and the conducting rod connecting lever connects by bearing pin and pole.
The above-mentioned main bus bar chamber and the front space of switch element Transmission Room are disposed with transmission mechanism operating room, secondary component installation room.
After the assembling of the utility model vacuum load switch is finished, just finished the main device of cabinet, after having broken through traditional elder generation loading switch cabinet being completed, reinstall the version of vacuum load switch, but have volume little, save advantages such as raw material, connecting-disconnecting function are big, safe and reliable, long service life frequent operation, few maintenance.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Embodiment
The 24kV small size vacuum loading switch cabinet comprises that cabinet 1, three on-load switch vacuum interrupters 2, three on-load switch divide-shut brake conductive components, three vacuum interrupters close branch operating mechanism and three poles 3.Crosswise fixed has metal partion (metp) 4 in the cabinet 1, and metal partion (metp) 4 is separated into upper space and lower space with cabinet 1 inner space.Upper space is main bus bar chamber 5.The top of lower space is switch element Transmission Room 6, and the bottom of lower space is cable vault 23, and the front space of main bus bar chamber 5 and switch element Transmission Room 6 is disposed with transmission mechanism operating room 25, secondary component installation room 24, sees Fig. 2.Described cable vault 23 can install earthed switch, current transformer, fuse, lightning arrester, insulator, transducer etc. as required in the cable vault.Be arranged with three pole through holes 7 on the metal partion (metp) 4, word order is fixed with three static contact seats 8 on the roof of cabinet 1, lower end at three static contact seats 8 all is embedded with fixed contact 10, fixedly 9. 3 poles 3 of three-phase main bus bar are structurally identical respectively in the fixed contact Shuo upper end of three isolation, and it is indoor to make its top stretch into main bus bar from three pole through holes 7 respectively in the switch element Transmission Room 6, and three poles 3 are separately fixed on the metal partion (metp) 4.Three on-load switch vacuum interrupters 2 are cast in three poles, 3 interior top and cabinets 1 respectively and constitute an overall structure.The on-load switch vacuum interrupter is cast in the insulating cover respectively like this, make vacuum interrupter and insulating cover integrated, improve the insulation property and the mechanical strength of vacuum interrupter, vacuum interrupter, main conductive circuit, insulation support etc. organically are combined into a pole, the pole lower end is an openend, is convenient to vacuum interrupter and is connected with the element of passing on Gong.Three poles are passed from three through holes of the indoor metal enclosed dividing plate of switching cable, and it is indoor to make three pole tops be positioned at main bus bar, is fixed on the metal partion (metp).Three isolating switch divide-shut brake conductive components are structurally identical, and it is indoor to be arranged on main bus bar.Isolating switch divide-shut brake conductive component comprises isolating switch blade 11 and moving knife seat 12, and the lower end of moving knife seat 12 connects with the quiet end seat of corresponding on-load switch vacuum interrupter 2, and the upper end of moving knife seat 12 is hinged with corresponding isolating switch blade 11.Three isolating switch blades 11 are when "on" position, respectively with corresponding fixed contact 10 contacts.Three isolating switch blade driving mechanisms are structurally identical, include insulated tension pole 13, rotating shaft 15 and the 14 1 end solid weldings of connecting lever 14. connecting levers in rotating shaft 15, one end of the other end of connecting lever 14 and insulated tension pole 13 is hinged, and the other end of insulated tension pole 13 and isolating switch blade 11 are hinged.The two ends of rotating shaft 15 are supported by two axle beds 16 on the upper surface that is fixed on metal partion (metp) 4 respectively.It is structurally identical that three vacuum interrupters close the branch operating mechanism, be separately positioned in the switch element Transmission Room 6, each vacuum interrupter closes the branch operating structure, comprises switch three-phase side dress transmission component 17, output yoke plate 19, insulated tension pole 20, conducting rod connecting lever 18.One end of output yoke plate 19 is fixed on the switch three-phase side dress transmission component switch side plate 21, one end of centre position and insulated tension pole 20 is hinged, the other end and yoke plate hiss hinged, the other end of insulated tension pole 20 is hinged with an end that is arranged on the conducting rod connecting lever 18 of bottom in the pole 3, and conducting rod connecting lever 18 connects by bearing pin and pole 3.
The 24kV small size vacuum loading switch cabinet can be made into split version, promptly is designed to independently upper unit and lower unit.Upper unit is sat the upper end that is located at lower unit, and the cabinet of upper unit is connected by bolt with the cabinet of lower unit, forms the switch cabinet.Upper unit is vacuum load switch and main bus bar chamber and switch element Transmission Room.Lower unit is the cable vault, and the lower unit height can be expanded arbitrarily.
Claims (3)
1.24kV small size vacuum loading switch cabinet, comprise cabinet (1), three on-load switch vacuum interrupters (2), three isolating switch divide-shut brake conductive components, three isolating switch blade driving mechanisms, three vacuum interrupters close branch operating mechanism and three poles (3), it is characterized in that the interior crosswise fixed of described cabinet (1) has metal partion (metp) (4), three on-load switch vacuum interrupters (2) are cast in three poles (3), these three poles (3) are fixed on three pole through holes (7) of the last word order of metal partion (metp) (4) and locate, with cabinet (1) structure in aggregates.
2. 24kV small size vacuum loading switch cabinet according to claim 1, the metal partion (metp) (4) that it is characterized in that the interior crosswise fixed of described cabinet (1), cabinet (1) inner space is separated into upper space and lower space, upper space is main bus bar chamber (5), lower space is followed successively by switch element Transmission Room (6) and cable vault (23), word order is fixed with three static contact seats (8) on the roof of main female chamber (5), be embedded with three fixed contacts (10) respectively in the lower end of three static contact seats (8), three fixed contacts (10) upper end can install and fix three-phase main bus bar (9) respectively; Three isolating switch divide-shut brake conductive components and three isolating switch blade driving mechanisms are installed in respectively in the main bus bar chamber (5), and corresponding with three on-load switch vacuum interrupters (2) respectively; Isolating switch divide-shut brake conductive component, comprise isolating switch blade (11) and moving knife seat (12), the lower end of moving knife seat (12) connects with the quiet end seat of corresponding on-load switch vacuum interrupter (2), the upper end of moving knife seat (12) is hinged with corresponding isolating switch blade (11), and isolating switch blade (11) can contact with fixed contact (10); Isolating switch blade driving mechanism, comprise insulated tension pole (13), rotating shaft (15) and connecting lever (14), connecting lever (14) one ends are fixed in the rotating shaft (15), one end of the other end and insulated tension pole (13) is hinged, the other end of insulated tension pole (13) and isolating switch blade (11) are hinged, and the two ends of rotating shaft (15) are supported by two axle beds (16) on the upper surface that is fixed on metal partion (metp) (4) respectively; It is structurally identical that three vacuum interrupters close the branch operating mechanism, be separately positioned in the switch element Transmission Room (6), each vacuum interrupter closes the branch operating mechanism, comprise switch three-phase side dress transmission component (17), output yoke plate (19), insulated tension pole (20), conducting rod connecting lever (18), one end of output yoke plate (19) is fixed on the switch three-phase side dress transmission component switch side plate (21), one end of centre position and insulated tension pole (20) is hinged, the other end and yoke plate (22) are hinged, the other end of insulated tension pole (20) is hinged with an end of the conducting rod connecting lever (18) that is arranged on the interior bottom of pole (3), and conducting rod connecting lever (18) connects by bearing pin and pole (3).
3. 24kV small size vacuum loading switch cabinet according to claim 1 is characterized in that the front space of described main bus bar chamber (5) and switch element Transmission Room (6) is disposed with transmission mechanism operating room (25), secondary component installation room (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202577218U CN201893517U (en) | 2010-07-14 | 2010-07-14 | 24 kV small-sized vacuum load switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202577218U CN201893517U (en) | 2010-07-14 | 2010-07-14 | 24 kV small-sized vacuum load switch cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN201893517U true CN201893517U (en) | 2011-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202577218U Expired - Lifetime CN201893517U (en) | 2010-07-14 | 2010-07-14 | 24 kV small-sized vacuum load switch cabinet |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332688A (en) * | 2010-07-14 | 2012-01-25 | 沈阳昊诚电气股份有限公司 | 24kV small-sized vacuum load switch (circuit breaker) cabinet |
| CN102593745A (en) * | 2012-03-07 | 2012-07-18 | 广东顺源通开关有限公司 | Sealed compact-type combined electrical apparatus |
| CN105281244A (en) * | 2015-11-10 | 2016-01-27 | 天津平高智能电气有限公司 | Solid insulation embedded pole and gas insulated switchgear using the same |
| CN106531530A (en) * | 2016-12-16 | 2017-03-22 | 中国西电电气股份有限公司 | Directly operated type isolation switch |
| CN106683939A (en) * | 2017-02-10 | 2017-05-17 | 孙光明 | Solid-sealed polar pole with high tightness for gas-insulated metal-enclosed switchgear |
| CN113421798A (en) * | 2021-07-01 | 2021-09-21 | 鼎捷自动化科技有限公司 | Automatic arc extinguishing chamber production device |
-
2010
- 2010-07-14 CN CN2010202577218U patent/CN201893517U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332688A (en) * | 2010-07-14 | 2012-01-25 | 沈阳昊诚电气股份有限公司 | 24kV small-sized vacuum load switch (circuit breaker) cabinet |
| CN102593745A (en) * | 2012-03-07 | 2012-07-18 | 广东顺源通开关有限公司 | Sealed compact-type combined electrical apparatus |
| CN105281244A (en) * | 2015-11-10 | 2016-01-27 | 天津平高智能电气有限公司 | Solid insulation embedded pole and gas insulated switchgear using the same |
| CN106531530A (en) * | 2016-12-16 | 2017-03-22 | 中国西电电气股份有限公司 | Directly operated type isolation switch |
| CN106683939A (en) * | 2017-02-10 | 2017-05-17 | 孙光明 | Solid-sealed polar pole with high tightness for gas-insulated metal-enclosed switchgear |
| CN106683939B (en) * | 2017-02-10 | 2018-12-11 | 孙光明 | A kind of gas-filling cabinet high leakproofness pole |
| CN113421798A (en) * | 2021-07-01 | 2021-09-21 | 鼎捷自动化科技有限公司 | Automatic arc extinguishing chamber production device |
| CN113421798B (en) * | 2021-07-01 | 2024-07-16 | 鼎捷自动化科技有限公司 | Automatic production device for arc extinguishing cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 110027 Shenyang economic and Technological Development Zone, Liaoning Province, No. 1, No. 12, No. 1, development road, Shenyang economic and Technological Development Zone Patentee after: Shenyang Haocheng Electrical Equipment Co., Ltd. Address before: 110027 Shenyang economic and Technological Development Zone, Liaoning Province, No. 1, No. 12, No. 1, development road, Shenyang economic and Technological Development Zone Patentee before: Shenyang Haocheng Electric Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110706 |
|
| CX01 | Expiry of patent term |