CN204390978U - A kind of high-voltage bidirectional switch - Google Patents
A kind of high-voltage bidirectional switch Download PDFInfo
- Publication number
- CN204390978U CN204390978U CN201420820438.XU CN201420820438U CN204390978U CN 204390978 U CN204390978 U CN 204390978U CN 201420820438 U CN201420820438 U CN 201420820438U CN 204390978 U CN204390978 U CN 204390978U
- Authority
- CN
- China
- Prior art keywords
- control device
- arc control
- driving mechanism
- iron core
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses a kind of high-voltage bidirectional switch, comprise: arc control device, comprise the first arc control device and the second arc control device, fixed contact and moving contact is respectively arranged with in it, described first arc control device and the second arc control device are spaced a distance, and moving contact end is oppositely arranged, and described each moving contact is drawn by arc control device, and be connected with one end of transmission mechanism, described two arc control device access in different circuit respectively; Driving mechanism, it is arranged on described two arc control device centre positions, and be connected with the other end of each transmission mechanism, described driving mechanism is permanent mechanism driving mechanism, in it, one end of dynamic iron core is provided with the first closing coil, the other end is provided with the second closing coil, is provided with permanent magnet between described two closing coils.The utility model achieves the switching of high-tension circuit and the function of Fault Isolation protection, overcomes available circuit diverter switch system complex simultaneously, controls inaccuracy, high in cost of production problem.
Description
Technical field
The utility model relates to a kind of electric switch equipment, particularly a kind of high-voltage bidirectional switch.
Background technology
In electric field, change over switch be a kind of for two-way or two-way with the device for switching of power source or load transfer, control loop or measuring circuit can be made to simplify, and operational mistake can be avoided, the quantity using element can also be reduced, have important using value.And at present in high-voltage electric system; lack reliable high pressure change over switch; normal employing two independently high-tension switch cabinet realizes protection to two different circuit and switching; and this kind of design needs accurate coordinated signals; add the complexity of control system, the switching time of circuit is long simultaneously, have impact on the normal work of circuit to a certain extent; and need use two independently switch cubicle, installation cost is expensive.
Utility model content
For above-mentioned technical problem; a kind of high-voltage bidirectional switch disclosed in the utility model; permanent mechanism driving mechanism and the double arc extinguishing chambers of bidirectional-movement is provided with in same switch body; problems such as reaching the circuit that two separate high pressure switch cubicles could realize to switch and defencive function, overcome available circuit diverter switch system complex simultaneously, control inaccuracy, cost is huge.
The technical scheme that the utility model provides is: a kind of high-voltage bidirectional switch, comprising:
Arc control device, comprise the first arc control device and the second arc control device, fixed contact and moving contact is respectively arranged with in it, described first arc control device and the second arc control device are spaced a distance, and moving contact end is oppositely arranged, described each moving contact is drawn by arc control device, and is connected with one end of transmission mechanism, and described two arc control device access in different circuit respectively; Driving mechanism, it is arranged on described two arc control device centre positions, and be connected with the other end of each transmission mechanism, described driving mechanism is permanent mechanism driving mechanism, in it, one end of dynamic iron core is provided with the first closing coil, the other end is provided with the second closing coil, is provided with permanent magnet between described two closing coils; Wherein, described driving mechanism has three kinds of stable states.
Preferably, described each transmission mechanism is symmetricly set between described driving mechanism and each arc control device, it comprises: the drive rod be connected with described dynamic iron core one end, the insulated tension pole be connected with described drive rod other end elasticity, and the moving conductive rod that the other end of described insulated tension pole is connected with arc control device moving contact is connected.
Preferably, one end of described insulated tension pole is cavity body, and one end of described drive rod is stretched into wherein, and is connected with described insulated tension pole elasticity, and its syndeton is: shelves part, and it is laterally set on described drive rod, and is positioned at described cavity body; Projection, it is arranged on the inwall of described cavity body, and is spaced a distance with described shelves part; Spring, it is set in the periphery of described drive rod, and is connected between described shelves part and projection, makes described insulated tension pole be connected with drive rod elasticity thus.
Preferably, when described dynamic iron core contacts with the first magnetic pole, switch is in the first "on" position, and when described dynamic iron core contacts with the second magnetic pole, switch is in the second "on" position.
Preferably, when described dynamic iron core remains on described first magnetic pole and described second magnetic pole centre position, switch is in off-state, and described spring is in nature extended configuration.
The utility model compared to the beneficial effect of prior art is; a kind of high-voltage bidirectional switch provided; adopt in same switch body, be integrated with the permanent mechanism driving mechanism of bidirectional-movement and two independently arc control device; achieve protection and the handoff functionality of circuit simultaneously; control simple; and shorten switching time, simplify Circuits System, reduce cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of high-voltage bidirectional switch of the present utility model when being in open position;
Fig. 2 is the structural representation of high-voltage bidirectional switch of the present utility model when being in the first closing position;
Fig. 3 is the structural representation of described transmission mechanism.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification word to make those skilled in the art.
As Figure 1-3, a kind of high-voltage bidirectional switch that the utility model provides, comprising:
Arc control device, comprise the first arc control device 1 and the second arc control device 4, fixed contact and moving contact is respectively arranged with in it, and draw in the different circuit of access two respectively from arc control device, realize switching between two different circuit by the on/off switch of chain control two arc control device 1,4, described first arc control device 1 and the second arc control device 4 are spaced a distance, and moving contact end is oppositely arranged, described each moving contact is drawn by arc control device, and is connected with one end of transmission mechanism; Driving mechanism 3, it is arranged on described two arc control device 1,4 centre position, and be connected with the other end of each transmission mechanism, driving mechanism 3 drive described transmission mechanism near or move away from arc control device direction, and then driving the conjunction of arc control device dynamic/static contact to divide, described driving mechanism 3 is permanent mechanism driving mechanism, and in it, one end of dynamic iron core 33 is provided with the first closing coil 31, the other end is provided with the second closing coil 32, is provided with permanent magnet between described two closing coils; Wherein, described driving mechanism 3 has three kinds of stable states; when first closing coil 31 is energized, the first arc control device 1 close a floodgate, and the second arc control device 4 are in disjunction position; when second closing coil 32 is energized; second arc control device 4 close a floodgate, and the first arc control device 1 are in disjunction position, when described dynamic iron core 33 is in centre position; two arc control device 1,4 are in open position simultaneously, thus achieve circuit switching and defencive function simultaneously.
Described each transmission mechanism is symmetricly set between described driving mechanism 3 and each arc control device, it comprises: the drive rod 23 be connected with described dynamic iron core 33 one end, the insulated tension pole 21 be connected with described drive rod 23 other end elasticity, and the moving conductive rod that the other end of described insulated tension pole 21 is connected with arc control device moving contact is connected.
One end of described insulated tension pole 21 is cavity body, and one end of described drive rod 23 is stretched into wherein, and is connected with described insulated tension pole 21 elasticity, and its syndeton is: shelves part 24, and it is laterally set on described drive rod 23, and is positioned at described cavity body; Projection 25, it is arranged on the inwall of described cavity body, and is spaced a distance with described shelves part 24; Spring 22, it is set in the periphery of described drive rod 23, and is connected between described shelves part 24 and projection 25, makes described insulated tension pole 21 be connected with drive rod 23 elasticity thus.
When described dynamic iron core 33 contacts with the first magnetic pole 34, switch is in the first "on" position, and when described dynamic iron core 33 contacts with the second magnetic pole 35, switch is in the second "on" position.
When described dynamic iron core 33 remains on described first magnetic pole 34 and described second magnetic pole 35 centre position, switch is in off-state, described spring 22 is in nature extended configuration, makes dynamic iron core 33 energy stress balance, is stabilized in described first magnetic pole 34 and described second magnetic pole 35 centre position.
Particularly, when system will run the first circuit, control to the first closing coil 31 excitation, make that iron core 33 is stressed to move to the first magnetic pole 34, the spring of the first arc control device 1 end starts compression, the spring of the second arc control device 4 end starts to stretch, the moving contact that transmission mechanism promotes the first arc control device 1 moves near fixed contact direction, the moving contact of the second arc control device 4 moves to away from fixed contact direction, until dynamic iron core 33 contacts with the first magnetic pole 34, now the first arc control device 1 dynamic/static contact also contacts completely, first circuit is in "on" position, second circuit is in gate-dividing state, cut off the exciting current of the first closing coil, permanent magnet provides closing retention force.When system will run second circuit, control to the second closing coil 32 excitation, dynamic iron core is subject to the electromagnetic force of closing coil 32 and the elastic force of two ends spring and moves to the second magnetic pole 35, the moving contact that transmission mechanism promotes the second arc control device 4 moves near fixed contact direction, the moving contact of the first arc control device 1 moves to away from fixed contact direction, until dynamic iron core 33 contacts with the second magnetic pole 35, now the second arc control device 4 dynamic/static contact also contacts completely, second circuit is in "on" position, first circuit is in gate-dividing state, now, the spring of the first arc control device 1 end is in extended state, the spring of the second arc control device 4 end is in compressive state, disconnect the exciting current of the second closing coil, permanent magnet provides closing retention force.When circuit is in off position or system protection; control the exciting current in the first closing coil 31 and the second closing coil 32; iron core 33 is made to be in the centre position of the first magnetic pole 34 and described second magnetic pole 35; two ends spring is in nature extended configuration simultaneously; dynamic iron core 33 is at this position stress balance; first arc control device 1 and the second arc control device 4 are in open position simultaneously; first circuit and second circuit are in off-state simultaneously, when circuit normally works, carry out foregoing circuit handover operation again.The high-voltage bidirectional construction of switch of this kind of design is simple, can the switching of realizing circuit simultaneously and the function of Fault Isolation protection, has practical value widely in High-Voltage Electrical Appliances field.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification and execution mode utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (5)
1. a high-voltage bidirectional switch, is characterized in that, comprising:
Arc control device, comprise the first arc control device (1) and the second arc control device (4), fixed contact and moving contact is respectively arranged with in it, described first arc control device (1) and the second arc control device (4) are spaced a distance, and moving contact end is oppositely arranged, described each moving contact is drawn by arc control device, and is connected with one end of transmission mechanism, and described two arc control device (1,4) are accessed in different circuit respectively;
Driving mechanism (3), it is arranged on described two arc control device (1,4) centre position, and be connected with the other end of each transmission mechanism, described driving mechanism (3) is permanent mechanism driving mechanism, in it, one end of dynamic iron core (33) is provided with the first closing coil (31), the other end is provided with the second closing coil (32), is provided with permanent magnet between described two closing coils; Wherein, described driving mechanism (3) has three kinds of stable states.
2. a kind of high-voltage bidirectional switch as claimed in claim 1, it is characterized in that, described each transmission mechanism is symmetricly set between described driving mechanism (3) and each arc control device, it comprises: the drive rod (23) be connected with described dynamic iron core (33) one end, the insulated tension pole (21) be connected with described drive rod (23) other end elasticity, and the moving conductive rod that the other end of described insulated tension pole (21) is connected with arc control device moving contact is connected.
3. a kind of high-voltage bidirectional switch as claimed in claim 2, it is characterized in that, one end of described insulated tension pole (21) is cavity body, and one end of described drive rod (23) is stretched into wherein, and be connected with described insulated tension pole (21) elasticity, its syndeton is:
Shelves part (24), it is laterally set on described drive rod (23), and is positioned at described cavity body;
Projection (25), it is arranged on the inwall of described cavity body, and is spaced a distance with described shelves part (24);
Spring (22), it is set in the periphery of described drive rod (23), and be connected between described shelves part (24) and projection (25), make described insulated tension pole (21) be connected with drive rod (23) elasticity thus.
4. a kind of high-voltage bidirectional switch as claimed in claim 1, it is characterized in that, when described dynamic iron core (33) contacts with the first magnetic pole (34), switch is in the first "on" position, when described dynamic iron core (33) contacts with the second magnetic pole (35), switch is in the second "on" position.
5. a kind of high-voltage bidirectional switch as claimed in claim 3, it is characterized in that, when described dynamic iron core (33) remains on described first magnetic pole (34) and described second magnetic pole (35) centre position, switch is in off-state, and described spring (22) is in nature extended configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420820438.XU CN204390978U (en) | 2014-12-22 | 2014-12-22 | A kind of high-voltage bidirectional switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420820438.XU CN204390978U (en) | 2014-12-22 | 2014-12-22 | A kind of high-voltage bidirectional switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204390978U true CN204390978U (en) | 2015-06-10 |
Family
ID=53363676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420820438.XU Expired - Fee Related CN204390978U (en) | 2014-12-22 | 2014-12-22 | A kind of high-voltage bidirectional switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204390978U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390333A (en) * | 2015-12-23 | 2016-03-09 | 哈尔滨朗昇电气股份有限公司 | Fast double-power transfer switch and switching control method |
| CN106531547A (en) * | 2016-12-16 | 2017-03-22 | 黑龙江博瑞特高新技术开发有限公司 | Bi-stable permanent magnet operating device and control method used for high-voltage dual-power automatic mutual input |
| CN108565147A (en) * | 2018-07-05 | 2018-09-21 | 浙江信基电气股份有限公司 | Electron tubes type dual power supply automatic switching device |
| CN110504131A (en) * | 2018-05-17 | 2019-11-26 | 王静洋 | A kind of dual power supply automatic switching device |
-
2014
- 2014-12-22 CN CN201420820438.XU patent/CN204390978U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390333A (en) * | 2015-12-23 | 2016-03-09 | 哈尔滨朗昇电气股份有限公司 | Fast double-power transfer switch and switching control method |
| CN105390333B (en) * | 2015-12-23 | 2020-04-07 | 黑龙江博瑞特高新技术开发有限公司 | Fast dual-power-supply change-over switch and change-over control method |
| CN106531547A (en) * | 2016-12-16 | 2017-03-22 | 黑龙江博瑞特高新技术开发有限公司 | Bi-stable permanent magnet operating device and control method used for high-voltage dual-power automatic mutual input |
| CN106531547B (en) * | 2016-12-16 | 2019-12-13 | 黑龙江博瑞特高新技术开发有限公司 | Bistable permanent magnet operating device for automatic mutual switching of high-voltage dual power supplies and control method |
| CN110504131A (en) * | 2018-05-17 | 2019-11-26 | 王静洋 | A kind of dual power supply automatic switching device |
| CN110504131B (en) * | 2018-05-17 | 2024-04-16 | 王静洋 | Dual-power automatic switching device |
| CN108565147A (en) * | 2018-07-05 | 2018-09-21 | 浙江信基电气股份有限公司 | Electron tubes type dual power supply automatic switching device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204390978U (en) | A kind of high-voltage bidirectional switch | |
| CN203165794U (en) | Fast dual-power transfer switch | |
| UA105240C2 (en) | Bistable magnetic actuator for medium voltage circuit breaker | |
| CN102280304B (en) | Moving contact assembly and intelligent electromagnetic isolation driving switch applying same | |
| CN203481122U (en) | Rapid vacuum switch and power grid system | |
| CN103077837A (en) | Automatic change-over switch and method of automatically changing over power supply | |
| CN202930149U (en) | Self-retaining energy-saving electromagnet | |
| CN204045425U (en) | A kind of magnetic force mechanism for automatically switching of twin-power switch | |
| CN104347310B (en) | Permanent magnet spring mechanism switch of divided conductor power transmission line ice melting device | |
| CN103441033A (en) | Vacuum contactor | |
| CN103715016A (en) | Electromagnetic relay | |
| CN103515150A (en) | Hybrid relay | |
| CN205069539U (en) | Communication circuit breaker of good reliability | |
| CN101615524A (en) | Single phase permanent magnetic mechanism for vacuum circuit breaker | |
| CN208422706U (en) | Electron tubes type dual power supply automatic switching device | |
| CN110504131B (en) | Dual-power automatic switching device | |
| CN104020382B (en) | A kind of three-phase portable simulation isolating switch | |
| CN104037021B (en) | Transformer current break-make control appliance and device | |
| CN103065878A (en) | Permanent magnet solenoid type contactor | |
| CN106373836B (en) | A kind of protection mechanism and with its breaker | |
| CN104241006A (en) | Isolating switch | |
| CN104733232A (en) | Intelligent alternating current contactor with electromagnetic controllable reaction based on double coil structure | |
| CN104299856A (en) | Magnetic latching direct current contactor | |
| CN103560057A (en) | Monostable permanent magnetic mechanism | |
| CN204144168U (en) | Magneto many-contact relay |
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 |
Granted publication date: 20150610 Termination date: 20151222 |
|
| EXPY | Termination of patent right or utility model |