CN202495384U - Indoor side mounted solid sealed pole vacuum circuit breaker - Google Patents
Indoor side mounted solid sealed pole vacuum circuit breaker Download PDFInfo
- Publication number
- CN202495384U CN202495384U CN2012201128047U CN201220112804U CN202495384U CN 202495384 U CN202495384 U CN 202495384U CN 2012201128047 U CN2012201128047 U CN 2012201128047U CN 201220112804 U CN201220112804 U CN 201220112804U CN 202495384 U CN202495384 U CN 202495384U
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Abstract
The utility model relates to an indoor side mounted solid sealed pole vacuum circuit breaker comprising a plurality of solid sealed poles, an operating mechanism which is mechanically connected with each of the solid sealed poles and a box body used for installing the solid sealed pole and the operating mechanism. Each solid sealed pole is provided with a corresponding insulation pull rod. The operation mechanism comprises a closing coil, an opening coil, a closing spring, an opening spring and a motor which are installed on the box body. The operation mechanism and the plurality of solid sealed poles are arranged transversely in order and are mounted on the box body. A part of the operation mechanism extends to a bottom of each of the solid sealed poles, and the operation mechanism is connected with the insulation pull rod of each solid sealed pole. According to the utility model, a gear transmission mode is adopted, a constant transmission ratio can be effectively ensured, work reliability is raised, a component mounting structure in the operating mechanism shows an 'L' shape integrally, the length of a closing and opening output shaft is reduced, and improvement of the stability of a system and prolongation of a service life of the system are facilitated. An internal structure design of the operating mechanism is more compact, and the development of the vacuum circuit breaker goes toward miniature.
Description
Technical field
The utility model relates to high pressure or the high-current switch technical field that has arc extinguishing or flash guard, relates in particular to a kind of indoor side dress pole vacuum circuit-breaker.
Background technology
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.Circuit breaker in the fixed high-pressure cabinet often influences circuit breaker overall dimensions and performance because of the difference of its structure, the difference of insulation mode, the difference of transmission mechanism, as time interval of circuit breaker trip, open apart from etc.Wherein, the most representative but well-known, the use of SF6 circuit breaker can bring a lot of problems in order the ring main unit of SF6 circuit breaker to be housed, as: the leakage of room temperature effect, toxic gas and discharging entail dangers to people's life security etc.Therefore, existing switchgear develops towards reliable high, non-maintaining, intelligent, miniaturization, long-life direction always.
In the prior art, the pole and the operating mechanism of institute of numerous switch manufacturer production vacuum circuit-breaker adopt tandem mounting means, and promptly the three-phase pole becomes transversely arranged front or the back that is installed in mechanism's casing.The output shaft of this mounting means operating mechanism is very long, in the circuit breaker course of work, is easy to generate distortion, is unfavorable for that the long-term stability of circuit breaker is used, and is prone to not possess non-maintaining performance; Simultaneously, can certain requirement be arranged to the space of switch cubicle, be unfavorable for the development of miniaturization.
Summary of the invention
The utility model technical problem to be solved is to the problems referred to above that exist in the prior art, provide a kind of life-span long, reliability is high, the indoor side dress pole vacuum circuit-breaker of non-maintaining and miniaturization.
For addressing the above problem, the technical scheme of the utility model is:
A kind of indoor side dress pole vacuum circuit-breaker; Comprise a plurality of poles, with the operating mechanism of each pole mechanical connection be used to install the casing of pole and operating mechanism; Each pole is provided with corresponding with it insulated tension pole; Said operating mechanism comprises and is installed in closing coil on the casing, switching winding, switching-in spring, tripping spring and motor; Said operating mechanism and many transversely arranged successively being installed on the casing of pole, operating mechanism partly extends to the bottom of pole, and operating mechanism links to each other with the insulated tension pole of each pole.
Preferably, said casing is letter " L " shape, and said operating mechanism is installed in the box house of " L " shape, and said pole is installed on " L " shape horizontal line.
Preferably, said operating mechanism also comprises the cam that is installed on the casing, and said cam is provided with combined floodgate semiaxis and the separating brake semiaxis with follower function, and combined floodgate semiaxis and closing coil magnetic are connected, and separating brake semiaxis and switching winding magnetic are connected; Be connected with connecting lever gear and on/off switch output shaft on the said cam respectively; Said connecting lever gear links to each other with the output of motor; The connecting lever gear is provided with and is used for the combined floodgate connecting lever that power is transmitted; The free end of said switching-in spring links to each other with the combined floodgate connecting lever, and the stiff end of switching-in spring is fixedly connected on the casing; Said on/off switch output shaft is provided with the connector that is used to drive insulated tension pole action in the pole.
Preferably; Said connector is provided with connecting rod, and an end of connecting rod links to each other with the free end of tripping spring, and the stiff end of tripping spring is connected on the casing; The other end of connecting rod links to each other with the on/off switch output shaft with rocking arm through connecting lever, connecting plate successively, rocking arm and the interlock of on/off switch output shaft; One end of said connecting plate links to each other with rocking arm through bearing, and the other end of connecting plate links to each other with first movable end of connecting lever through bearing, and second movable end of connecting lever links to each other with connecting rod through bearing, and the stiff end of connecting lever is installed on the casing through holder; Be connected with the pull bar connecting lever through bearing on the said connecting rod, first movable end of pull bar connecting lever links to each other with connecting rod, and second movable end of pull bar connecting lever links to each other with insulated tension pole through bearing, and the stiff end of pull bar connecting lever is installed on the casing through mount pad.
Preferably, said motor is manual or electric motor, is provided with turbine in the said motor, and turbine links to each other with the connecting lever gear through gear shaft.
Preferably, said on/off switch output shaft is provided with oil bumper.
Be compared to prior art; The operating mechanism of the indoor side dress pole vacuum circuit-breaker of the utility model adopts gear transmission mode; Can effectively guarantee constant ratio; Improved the reliability of work, and gear transmission mode has the transmitted power height, speed is fast, non-maintaining and the characteristics of long service life.Parts mounting structure integral body is L-shaped in the operating mechanism, the length of having reduced the on/off switch output shaft, the stability and the useful life that help improving system.And; The internal structure design of operating mechanism is compact more; Make the more miniaturization development of court of vacuum circuit-breaker, can be widely used in ring network power supply, box-type substation or the various nonstandard electric power system, as the control and the protection of electric installation in industrial and mining enterprises, power plant and the transformer station.
Description of drawings
Fig. 1 is the structural representation of the indoor side dress of the utility model pole vacuum circuit-breaker.
Fig. 2 is the left TV structure sketch map of the indoor side dress of the utility model pole vacuum circuit-breaker.
Embodiment
Below in conjunction with accompanying drawing and embodiment further explain the utility model, but the protection range of the utility model is not limited to this.
With reference to Fig. 1-2; The indoor side dress pole vacuum circuit-breaker of the utility model is that three-phase alternating current 50HZ, rated voltage are the inside plant of 12KV; Model is VKP-12; Can supply industrial and mining enterprises, power plant and transformer station to make the usefulness of the control and the protection of electric installation, have long service life, easy and simple to handle, safeguard advantages such as simple, applicable to the relatively harsher condition of work of environments for use such as frequent operation.
Indoor side dress pole vacuum circuit-breaker comprises three poles 18, with the operating mechanism of three pole 18 mechanical connections be used to install the casing 19 of pole 18 and operating mechanism.Said operating mechanism and three transversely arranged successively being installed on the casing 19 of pole 18; Operating mechanism partly extends to the bottom of three poles 18; Operating mechanism links to each other with the insulated tension pole 13 of each pole 18, in order to realize combined floodgate and the sub-switching operation of operating mechanism to three poles 18.Said casing 19 is letter " L " shape, and operating mechanism is installed in the inside of " L " shape casing 19, and three poles 18 are installed on " L " shape horizontal line.The vacuum interrupter of said three poles 18 is to adopt automatic pressure gelation process that the upper and lower outlet seat splicing ear of super-low resistance type vacuum interrupter and every pole 18 directly is enclosed in the pole 18 of epoxy resin admittedly, presses solidly the insulation mode of sealing type vacuum circuit breaker during the formation third generation is indoor.Parts mounting structure integral body is L-shaped in the said operating mechanism, the length of having reduced on/off switch output shaft 2, the stability and the useful life that help improving system.
Said operating mechanism comprises and is installed in closing coil 8 on the casing 19, switching winding 6, switching-in spring 4, tripping spring 17, cam 20 and motor 5.Said cam 20 is provided with the combined floodgate semiaxis 21 and separating brake semiaxis 22 with follower function, also is connected with connecting lever gear 7 and on/off switch output shaft 2 on the cam 20 respectively.Wherein, combined floodgate semiaxis 21 is connected with closing coil 8 magnetic, and separating brake semiaxis 22 is connected with switching winding 6 magnetic, and closing coil 8 is externally connected with on/off switch switch 23 with switching winding 6.Said connecting lever gear 7 links to each other with the output of motor 5, is provided with turbine in the motor 5, and turbine links to each other with connecting lever gear 7 through gear shaft.Wherein motor 5 is manual or electric energy-stored motor.Said connecting lever gear 7 also is provided with and is used for the combined floodgate connecting lever 3 that power is transmitted, and combined floodgate connecting lever 3 links to each other with the free end of switching-in spring 4, and the stiff end of switching-in spring 4 is fixedly connected on the casing 19.
Said on/off switch output shaft 2 is provided with connector and the oil bumper 1 that is used to drive insulated tension pole 13 actions in the pole, and wherein oil bumper 1 is as splitting lock cushioning, institutional adjustment and spacing usefulness.Said on/off switch output shaft 2 is provided with the connector that is used to drive insulated tension pole 13 actions in the pole.Said connector is provided with connecting rod 12; One end of connecting rod 12 links to each other with the free end of tripping spring 17; The stiff end of tripping spring 17 is connected on the casing 19; The other end of connecting rod 12 links to each other with on/off switch output shaft 2 with rocking arm 9 through connecting lever 11, connecting plate 10 successively, rocking arm 9 and 2 interlocks of on/off switch output shaft.One end of said connecting plate 10 links to each other with rocking arm 9 through bearing; The other end of connecting plate 10 links to each other with first movable end of connecting lever 11 through bearing; Second movable end of connecting lever 11 links to each other with connecting rod 12 through bearing, and the stiff end of connecting lever 9 is installed on the casing 19 through holder 15.Be connected with three pull bar connecting levers 14 through bearing on the said connecting rod 12; First movable end of each pull bar connecting lever 14 links to each other with connecting rod 12; Second movable end of each pull bar connecting lever 14 links to each other with corresponding insulated tension pole 13 through bearing, and the stiff end of each pull bar connecting lever 14 is installed on the casing 19 through the mount pad 16 of correspondence.
The operation principle of the utility model is: make the turbine rotation in the motor 5 through manual or electronic mode; Driving connecting lever gear 7 through gear shaft rotates; Under the speed change of connecting lever gear 7 drives; Combined floodgate connecting lever 3 moves in a circle and draws, and through combined floodgate semiaxis 21 combined floodgate connecting lever 3 is limited on certain position, and stretching switching-in spring 4 carries out energy storage.At this moment, switching-in spring 4 changes into potential energy with mechanical energy, and operating mechanism is in the energy storage state.Make closing coil 8 actions through manually pressing on/off switch switch 23 or electronic; Under the effect of closing coil 8, the maintenance that the combined floodgate semiaxis 21 of operating mechanism is removed switching-in spring 4, switching-in spring 4 releases energy; Potential energy converting and energy is become mechanical energy; And, driving 2 actions of on/off switch output shaft through cam 20 transferring power, rocking arm 9 is delivered to the energy that switching-in spring 4 discharges on three pull bar connecting levers 14 through rocking arm 9, connecting plate 10, connecting lever 11, connecting rod 12; Drive insulated tension pole 13 actions in the pole 18 by pull bar connecting lever 14, make pole 18 accomplish feed motion.
When connecting rod 12 actions, tripping spring 17 stretches and energy storage, and spacing by separating brake semiaxis 22 through connector.Behind the breaker closing, the disk springs compression through to insulated tension pole 13 inside reliably contacts in order to guarantee the dynamic and static contact in the vacuum tube, thereby has guaranteed the reliability of breaker closing.When manually pressing on/off switch switch 23 or moving through the electronic switching winding 6 that makes; The maintenance that separating brake semiaxis 22 is removed tripping spring 17; Tripping spring 17 releases energy, and insulated tension pole 13 is made separating brake action, breaker open operation in the insulated tension pole 13 drive poles 18 under the effect of tripping spring 17.
Claims (6)
1. an indoor side is adorned the pole vacuum circuit-breaker; Comprise a plurality of poles, with the operating mechanism of each pole mechanical connection be used to install the casing of pole and operating mechanism; Each pole is provided with corresponding with it insulated tension pole; Said operating mechanism comprises and is installed in closing coil on the casing, switching winding, switching-in spring, tripping spring and motor, it is characterized in that said operating mechanism and many transversely arranged successively being installed on the casing of pole; Operating mechanism partly extends to the bottom of pole, and operating mechanism links to each other with the insulated tension pole of each pole.
2. according to the described indoor side dress pole vacuum circuit-breaker of claim 1, it is characterized in that said casing is letter " L " shape, said operating mechanism is installed in the box house of " L " shape, and said pole is installed on " L " shape horizontal line.
3. according to the described indoor side dress pole vacuum circuit-breaker of claim 1; It is characterized in that; Said operating mechanism also comprises the cam that is installed on the casing; Said cam is provided with combined floodgate semiaxis and the separating brake semiaxis with follower function, and combined floodgate semiaxis and closing coil magnetic are connected, and separating brake semiaxis and switching winding magnetic are connected; Be connected with connecting lever gear and on/off switch output shaft on the said cam respectively; Said connecting lever gear links to each other with the output of motor; The connecting lever gear is provided with and is used for the combined floodgate connecting lever that power is transmitted; The free end of said switching-in spring links to each other with the combined floodgate connecting lever, and the stiff end of switching-in spring is fixedly connected on the casing; Said on/off switch output shaft is provided with the connector that is used to drive insulated tension pole action in the pole.
4. indoor side dress pole vacuum circuit-breaker according to claim 3; It is characterized in that; Said connector is provided with connecting rod, and an end of connecting rod links to each other with the free end of tripping spring, and the stiff end of tripping spring is connected on the casing; The other end of connecting rod links to each other with the on/off switch output shaft with rocking arm through connecting lever, connecting plate successively, rocking arm and the interlock of on/off switch output shaft; One end of said connecting plate links to each other with rocking arm through bearing, and the other end of connecting plate links to each other with first movable end of connecting lever through bearing, and second movable end of connecting lever links to each other with connecting rod through bearing, and the stiff end of connecting lever is installed on the casing through holder; Be connected with the pull bar connecting lever through bearing on the said connecting rod, first movable end of pull bar connecting lever links to each other with connecting rod, and second movable end of pull bar connecting lever links to each other with insulated tension pole through bearing, and the stiff end of pull bar connecting lever is installed on the casing through mount pad.
5. indoor side dress pole vacuum circuit-breaker according to claim 4 is characterized in that said motor is manual or electric motor, is provided with turbine in the said motor, and turbine links to each other with the connecting lever gear through gear shaft.
6. indoor side dress pole vacuum circuit-breaker according to claim 5 is characterized in that said on/off switch output shaft is provided with oil bumper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201128047U CN202495384U (en) | 2012-03-23 | 2012-03-23 | Indoor side mounted solid sealed pole vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201128047U CN202495384U (en) | 2012-03-23 | 2012-03-23 | Indoor side mounted solid sealed pole vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202495384U true CN202495384U (en) | 2012-10-17 |
Family
ID=47001598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201128047U Expired - Fee Related CN202495384U (en) | 2012-03-23 | 2012-03-23 | Indoor side mounted solid sealed pole vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202495384U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311043A (en) * | 2013-05-24 | 2013-09-18 | 厦门市恒源新电力设备有限公司 | Solid insulation vacuum switch |
| CN103956295A (en) * | 2014-05-14 | 2014-07-30 | 何华斌 | Side-mounted vacuum circuit breaker |
| WO2016065673A1 (en) * | 2014-10-29 | 2016-05-06 | 浙江道笃智能开关有限公司 | Pole type high-voltage electrical appliance combined switch |
| CN106158501A (en) * | 2016-08-31 | 2016-11-23 | 陕西西高开关有限责任公司 | A kind of 35KV indoor-side device formula vacuum breaker device and method |
| CN106449263A (en) * | 2015-08-11 | 2017-02-22 | 华电高科(北京)电气有限公司 | Novel high-voltage switch |
| CN112151302A (en) * | 2020-09-29 | 2020-12-29 | 四川电器集团中电开关有限公司 | Sulfur hexafluoride circuit breaker control mechanism |
| CN113725036A (en) * | 2021-08-17 | 2021-11-30 | 安徽合凯电气科技股份有限公司 | Outdoor vortex repulsion high-speed pole-mounted circuit breaker |
-
2012
- 2012-03-23 CN CN2012201128047U patent/CN202495384U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311043A (en) * | 2013-05-24 | 2013-09-18 | 厦门市恒源新电力设备有限公司 | Solid insulation vacuum switch |
| CN103311043B (en) * | 2013-05-24 | 2015-12-16 | 厦门市恒源新电力设备有限公司 | Solid insulation vacuum switch |
| CN103956295A (en) * | 2014-05-14 | 2014-07-30 | 何华斌 | Side-mounted vacuum circuit breaker |
| CN103956295B (en) * | 2014-05-14 | 2017-05-17 | 何华斌 | Side-mounted vacuum circuit breaker |
| WO2016065673A1 (en) * | 2014-10-29 | 2016-05-06 | 浙江道笃智能开关有限公司 | Pole type high-voltage electrical appliance combined switch |
| CN106449263A (en) * | 2015-08-11 | 2017-02-22 | 华电高科(北京)电气有限公司 | Novel high-voltage switch |
| CN106158501A (en) * | 2016-08-31 | 2016-11-23 | 陕西西高开关有限责任公司 | A kind of 35KV indoor-side device formula vacuum breaker device and method |
| CN112151302A (en) * | 2020-09-29 | 2020-12-29 | 四川电器集团中电开关有限公司 | Sulfur hexafluoride circuit breaker control mechanism |
| CN113725036A (en) * | 2021-08-17 | 2021-11-30 | 安徽合凯电气科技股份有限公司 | Outdoor vortex repulsion high-speed pole-mounted circuit breaker |
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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: 20121017 Termination date: 20180323 |