CN202282292U - Indoor side-mounting solid insulation pole type vacuum circuit breaker - Google Patents
Indoor side-mounting solid insulation pole type vacuum circuit breaker Download PDFInfo
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- CN202282292U CN202282292U CN201120417086XU CN201120417086U CN202282292U CN 202282292 U CN202282292 U CN 202282292U CN 201120417086X U CN201120417086X U CN 201120417086XU CN 201120417086 U CN201120417086 U CN 201120417086U CN 202282292 U CN202282292 U CN 202282292U
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- pole
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- connecting lever
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- vacuum tube
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Abstract
The utility model relates to an indoor side-mounting solid insulation pole type vacuum circuit breaker, which comprises a side-mounting breaker dedicated spring operating mechanism designed modularly and arranged in an L-shaped box body, wherein the operating mechanism is provided with an output shaft and a rocker arm, the rocker arm is jointed with a link mechanism of a mechanism box, a solid insulation pole type vacuum arc extinguish chamber with high insulation and low resistance is arranged on a longitudinal box body of the operating mechanism, the arc extinguish chamber is casted in a solid insulation pole by adopting an APG process, the static end of the vacuum arc extinguish chamber is fastened with an upper wire outlet base by using a bolt, a movable conducting rod is fixedly connected with a lower wire outlet base through an conductive clip and a soft connection, an insulation pull rod is arranged on the end surface of the movable conducting rod of the vacuum arc extinguish chamber, the insulation pull rod is cooperatively connected with the link mechanism in the mechanism box, and the vacuum arc extinguish chamber is driven through the movement of the operating mechanism to make a switching on or off action.
Description
Technical field
The utility model relates to a kind of side dress pole type vacuum circuit breaker, especially relates to a kind of to the insulation of high pressure vacuum circuit breaker main conductive circuit and the improvement of mounting means.
Background technology
The insulation mode of the main conductive circuit of vacuum circuit-breaker has experienced air insulation, compound inslation, solid envelope insulation three phases, and solid sealing type vacuum circuit breaker is called as third generation vacuum circuit-breaker.The vacuum circuit-breaker of first generation insulation mode (insulator cantilever type), live part exposes fully in air, physics, chemical affect around insulation level receives; The vacuum circuit-breaker of second generation insulation mode (compound inslation); The mode that arc control device contain with full containing or half is protected in the epoxy resin sleeve; But this mode does not seal live part fully, and insulation level still can receive from external environment influence such as filthy, damp and hot; Third generation insulation mode (being pole), to pass through epoxide resin automatic pressure gel (APG) technology, reaching arc control device upward, lower wire end all is encapsulated in epoxy resin inside.Do like this; Not only simplified the assembly technology of pole; Prevent that vacuum interrupter galvanic circle connecting bolt from becoming flexible owing to what operating vibration caused; Improve reliability, and made the outer surface of vacuum interrupter not receive the influence of external mechanical force and external environment condition (like dust, humidity, filth, high height above sea level or toy), further improved the situation of pole Electric Field Distribution.
Switchgear develops towards highly reliable, non-maintaining, intelligent, miniaturization, long-life direction always.At present, vacuum circuit-breaker that numerous switch manufacturer is produced all is " formal dress " formula mostly, and promptly main conductive circuit becomes the transversely arranged front that is installed in mechanism's casing.Its weak point is: the output shaft of (1) operating mechanism is very long, in the circuit breaker course of action, is easy to generate distortion, is unfavorable for the use of circuit breaker; (2) there is certain requirement in the space to switch cubicle, is unfavorable for the development of miniaturization.
In recent years, along with the rise of town and country ring network power supply, the ring main unit of various intellectualities, miniaturization replaces traditional fixed high-pressure cabinet gradually, the most representatively in the middle of this should belong to the ring main unit that the SF6 switch is housed.But well-known, the use of SF6 switch can bring a lot of problems, as: the leakage of room temperature effect, toxic gas and discharging entail dangers to people's life security etc.
Therefore, in order to solve the weak point of the said goods, adapt to the demand of current mains supply trend, satisfy the needs of China's power construction and improvement, we have designed the indoor side dress of VKP-12 type pole type high-pressure vacuum breaker.
Summary of the invention
The utility model mainly is to solve above-mentioned existing in prior technology technical problem, and a kind of novel side-installed vacuum circuit breaker is provided.
The above-mentioned technical problem of the utility model mainly is able to solve through following technical proposals:
A kind of indoor side dress pole type vacuum circuit breaker; Comprise casing, oil bumper, output shaft, connecting lever I, energy-stored spring, motor, switching winding, gear wheel, closing coil, rocking arm, connecting plate I, connecting lever II, insulated tension pole, connecting lever III, connecting plate II, connecting lever V, tripping spring, vacuum tube, go up outlet seat, conductive plate, quiet end conducting rod, fixed contact, moving contact, vacuum tube moving conductive rod, conductive clip, be flexible coupling; It is characterized in that: motor connects gear wheel; Gear wheel connects energy-stored spring through connecting lever; The last outlet seat of pole is connected with the quiet end conductive plate of vacuum tube; The vacuum tube moving conductive rod is connected with conductive clip, and the end face of conductive clip is connected with being flexible coupling, and the other end that is flexible coupling is connected with following outlet seat.The end face of the moving conductive rod of vacuum tube is connected with insulated tension pole; The other end of insulated tension pole is connected with the connecting lever III, and the connecting lever III other end is connected with connecting rod, and the connecting rod other end is connected with the connecting lever II; The other end of connecting lever II is connected with the connecting plate I; The connecting plate I is connected with the main shaft rocking arm, and rocking arm is connected with the axle shaft, and axle goes out to fail on the side plate that is installed in mechanism; The last outlet seat of pole connects to moving contact, moving conductive rod through the quiet end conductive plate of vacuum tube, quiet end conducting rod, fixed contact successively, then through solid on moving guide rod conductive clip, be flexible coupling, at last from the following outlet seat of pole.
Following outlet seat is installed in the side dress circuit breaker special spring operating mechanism of the employing modularized design in "
" shape casing; Operating mechanism is provided with output shaft and rocking arm, and rocking arm is connected with the interior linkage of mechanism case.Pole vacuum interrupter with high insulation, low resistance type is installed on vertical casing of mechanism; Arc control device adopt APG technology to cast in the pole; The quiet end of vacuum interrupter tightens together with bolt and last outlet seat, moving conductive rod through conductive clip, be flexible coupling and following outlet seat tightens together; Vacuum interrupter moving conductive rod end face is equipped with insulated tension pole, and the linkage in insulated tension pole and the mechanism's casing is connected, and the motion through operating mechanism drives that vacuum interrupter is made a match, the separating brake motion.
As preferably; The energy storage section of described spring operating mechanism adopts gear-driven mode; Its advantage is that the power that transmits is big, velocity interval is wide, efficient is high, reliable operation, long service life, compact conformation, can guarantee constant ratio, thereby has improved the reliability of circuit breaker.
As preferably; The closing of described spring operating mechanism, tripping electromagnet have also adopted the form of epoxy resin casting; This structure can not receive the humidity, dust, corrosivity of surrounding air and influences its performance, and; Because be epoxy package, do not take place so can not cause peril such as catch fire.
As preferably, the output shaft of described spring operating mechanism is provided with a phase rocking arm and links to each other with linkage in the mechanism casing through connecting plate, is connected with the insulated tension pole of three poles respectively through the three-phase on the linkage, and the transmission of exerting all one's strength is more reasonable.
As preferably; Described casing adopts "
" shape structure; Changed the version of the horizontal installation primary circuit of conventional circuit breaker; Dwindled the volume that opens circuit, made structure more compact.
As preferably, described pole adopts the vacuum interrupter of low resistance type, and the waveform ceramic package of vacuum interrupter combines effect more reliable with the silicon rubber as resilient coating, and stress can better be alleviated.Conductive clip and the soft structure that adopts aggregate erection that connects connect in assurance under the situation of resistance resistance value, efficiently solve the clamping stagnation of traditional welding structure, inflexible problem.
Therefore, the power that the utlity model has transmission is big, velocity interval is wide, efficient is high, reliable operation, long service life, compact conformation, can guarantee constant ratio, thereby has improved the reliability of circuit breaker.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model vacuum circuit-breaker;
Fig. 2 is that the A-A of the utility model vacuum circuit-breaker cuts open sketch map;
Fig. 3 is that the B-B of the utility model vacuum circuit-breaker cuts open sketch map.
Oil bumper 1, output shaft 2, connecting lever I 3, energy-stored spring 4, motor 5, switching winding 6, gear wheel 7, closing coil 8, rocking arm 9, connecting plate I 10, connecting lever II 11, connecting rod 12, insulated tension pole 13, connecting lever III 14, connecting plate II 15, connecting lever V 16, tripping spring 17, vacuum tube 18, go up outlet seat 19, conductive plate 20, quiet end conducting rod 21, fixed contact 22, moving contact 23, moving conductive rod 24, conductive clip 25, be flexible coupling 26, outlet seat 27 down.
Embodiment
Pass through embodiment below, and combine accompanying drawing, do further bright specifically the technical scheme of the utility model.
Embodiment: the indoor side dress pole type vacuum breaker spring operating mechanism referring to accompanying drawing 1 ~ 3 the utility model is formed with solid post pole post two large divisions: three poles are on the front casing that vertical arrangement is installed in operating mechanism; The casing of operating mechanism is "
" shape structure; The vertical part in the left side is the Motorized drive unit of mechanism; Lateral part, the right is the action transfer unit, and pole is installed on the casing and links to each other with the transfer unit of operating mechanism.
It is characterized in that: the last outlet seat 19 of pole is connected with the quiet end conductive plate 20 of vacuum tube 18, and vacuum tube moving conductive rod 24 is connected with conductive clip 25, and the end face of conductive clip 26 is connected with being flexible coupling, and the other end that is flexible coupling is connected with following outlet seat 27.The end face of the moving conductive rod 24 of vacuum tube 18 is connected with insulated tension pole 13; The other end of insulated tension pole is connected with connecting lever 14; The connecting lever other end is connected with connecting rod 12, and the connecting rod other end is connected with connecting lever 11, and the other end of connecting lever 11 is connected with connecting plate 10; Connecting plate 10 is connected with main shaft rocking arm 9, and rocking arm 9 is connected with axle shaft 2.Axle goes out to fail on the side plate that is installed in mechanism.
Through manual or electronic mode motor 5 inner worm gears are rotated, rotate, under the motion of gear wheel, be with connecting lever 3 to move in a circle and making energy-stored spring 4 be stretched to the energy storage position thereby drive gear wheel 7 through gear shaft.At this time, energy-stored spring is converted into potential energy with mechanical energy, and mechanism is in energy storage state; Switch knob or the electronic closing coil 8 that makes through manually pressing mechanism move; The combined floodgate semiaxis of mechanism is removed the maintenance to energy-stored spring; Energy-stored spring releases energy and is converted into mechanical energy (merit of promptly closing a floodgate) through 2 rotations of cam transmission drive output shaft; Rocking arm 9 on the output shaft 2 is delivered to linkage 10,11,12,14 with the combined floodgate merit that energy-stored spring discharges, and drives the making process of the whole circuit breaker of vacuum tube 18 completion in the pole then.Simultaneously, tripping spring 17 energy storages.
Behind the breaker closing; Electric current arrives moving contact 23, moving conductive rod 24 through quiet end conductive plate 20, quiet end conducting rod 21, the fixed contact 22 of vacuum tube successively through the last outlet seat 19 of pole; Then through being fastened on conductive clip 25 on the moving guide rod, being flexible coupling 26; Following outlet seat 27 from pole flows out at last, is split into a complete current circuit.
The structure of the conductive clip 25 in the pole and the 26 employing aggregate erections that are flexible coupling connects in assurance under the situation of resistance resistance value, efficiently solves the clamping stagnation of traditional welding structure, inflexible problem.
Behind the breaker closing, the compression through to the inner disk spring of the insulated tension pole that is connected with vacuum tube 13 reliably contacts the dynamic and static contact of vacuum tube, thereby has guaranteed the reliability of breaker closing.
Receive the separating brake instruction when circuit breaker and (or manually press the opening button in the mechanism; Or make switching winding 6 action) through electronic; The separating brake semiaxis is removed the maintenance of closing a floodgate, and tripping spring 17 releases energy, and linkage drives vacuum tube and does the separating brake action under the effect of tripping spring; The moving contact 23 of vacuum tube separates breaker open operation with fixed contact 22.
Should be pointed out that at last above embodiment only is the more representational example of the utility model.Obviously, the utility model is not limited to the foregoing description, and many distortion can also be arranged.Every technical spirit according to the utility model is to any simple modification, equivalent variations and modification that above embodiment did, all should think the protection range that belongs to the utility model.
Claims (2)
1. an indoor side is adorned the pole type vacuum circuit breaker; Comprise casing, oil bumper, output shaft, connecting lever I, energy-stored spring, motor, switching winding, gear wheel, closing coil, rocking arm, connecting plate I, connecting lever II, insulated tension pole, connecting lever III, connecting plate II, connecting lever V, tripping spring, vacuum tube, go up outlet seat, conductive plate, quiet end conducting rod, fixed contact, moving contact, vacuum tube moving conductive rod, conductive clip, be flexible coupling; It is characterized in that: motor connects gear wheel; Gear wheel connects energy-stored spring through connecting lever; The last outlet seat of pole is connected with the quiet end conductive plate of vacuum tube; The vacuum tube moving conductive rod is connected with conductive clip, and the end face of conductive clip is connected with being flexible coupling, and the other end that is flexible coupling is connected with following outlet seat; The end face of the moving conductive rod of vacuum tube is connected with insulated tension pole; The other end of insulated tension pole is connected with the connecting lever III, and the connecting lever III other end is connected with connecting rod, and the connecting rod other end is connected with the connecting lever II; The other end of connecting lever II is connected with the connecting plate I; The connecting plate I is connected with the main shaft rocking arm, and rocking arm is connected with the axle shaft, and axle goes out to fail on the side plate that is installed in mechanism; The last outlet seat of pole connects to moving contact, moving conductive rod through the quiet end conductive plate of vacuum tube, quiet end conducting rod, fixed contact successively, then through solid on moving guide rod conductive clip, be flexible coupling, at last from the following outlet seat of pole.
2. indoor side dress pole type vacuum circuit breaker according to claim 1, it is characterized in that: casing is "
" shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120417086XU CN202282292U (en) | 2011-10-28 | 2011-10-28 | Indoor side-mounting solid insulation pole type vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120417086XU CN202282292U (en) | 2011-10-28 | 2011-10-28 | Indoor side-mounting solid insulation pole type vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202282292U true CN202282292U (en) | 2012-06-20 |
Family
ID=46228449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120417086XU Expired - Fee Related CN202282292U (en) | 2011-10-28 | 2011-10-28 | Indoor side-mounting solid insulation pole type vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202282292U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410653A (en) * | 2016-08-13 | 2017-02-15 | 信尔德科技有限公司 | Indoor armored fixed metal-enclosed switchgear |
| CN106602447A (en) * | 2016-08-13 | 2017-04-26 | 信尔德科技有限公司 | High voltage switchgear |
| CN106684747A (en) * | 2016-08-13 | 2017-05-17 | 信尔德科技有限公司 | High-voltage switch cabinet |
| WO2023077325A1 (en) * | 2021-11-03 | 2023-05-11 | 特变电工云集电气有限公司 | Integrated high-voltage alternating-current vacuum circuit breaker |
| CN116525351A (en) * | 2023-06-30 | 2023-08-01 | 中国电力科学研究院有限公司 | Short-excitation high-speed vacuum opening and closing device |
-
2011
- 2011-10-28 CN CN201120417086XU patent/CN202282292U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410653A (en) * | 2016-08-13 | 2017-02-15 | 信尔德科技有限公司 | Indoor armored fixed metal-enclosed switchgear |
| CN106602447A (en) * | 2016-08-13 | 2017-04-26 | 信尔德科技有限公司 | High voltage switchgear |
| CN106684747A (en) * | 2016-08-13 | 2017-05-17 | 信尔德科技有限公司 | High-voltage switch cabinet |
| WO2023077325A1 (en) * | 2021-11-03 | 2023-05-11 | 特变电工云集电气有限公司 | Integrated high-voltage alternating-current vacuum circuit breaker |
| CN116525351A (en) * | 2023-06-30 | 2023-08-01 | 中国电力科学研究院有限公司 | Short-excitation high-speed vacuum opening and closing device |
| CN116525351B (en) * | 2023-06-30 | 2023-09-08 | 中国电力科学研究院有限公司 | Short-excitation high-speed vacuum opening and closing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20181028 |