CN201219086Y - Material-saving high-breaking vacuum contactor - Google Patents
Material-saving high-breaking vacuum contactor Download PDFInfo
- Publication number
- CN201219086Y CN201219086Y CNU2008200025418U CN200820002541U CN201219086Y CN 201219086 Y CN201219086 Y CN 201219086Y CN U2008200025418 U CNU2008200025418 U CN U2008200025418U CN 200820002541 U CN200820002541 U CN 200820002541U CN 201219086 Y CN201219086 Y CN 201219086Y
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- parallel
- power supply
- coil
- resistance
- relay
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Abstract
The utility provides a material-saving ABH vacuum contactor composed of a vacuum tube, a bracket, a swivel crankarm, a coil, a break-brake spring, a assistant switch, iron core and based characterized in that the contactor also comprises a control circuit, the power supply A[1], A [2] of control circuit is connected with rectifier bridge via contact Q-1; current of anode is connected with relay J-1, other end together with diode D[5] and coil Q are connected with rectifier bridge cathode b terminal; capacitance C [3] is parallel connected with anode and cathode of rectifier bridge, capacitance C[5] and electric resistance R[3] are tandemly connected and then parallel to coil; electric resistance R[1] and capacitance C[1] are parallel, one end of the parallel electric resistance R[1] and capacitance C[1] is connected with relay, other end is connected with power supply A, other end of relay is connected with power supply A[2], electric resistance R[2], capacitance C[2] are parallel to two ends of Q-1, two ends of pressure sensitive resistance are connected with power supply to constitute a loop. The vacuum contactor has merits of material-saving, energy saving, simple structure, low cost, quick switching speed and high switching ability.
Description
Technical field:
The present invention relates to vacuum contactor, particularly can be for a kind of material-saving high breaking vacuum contactor of frequent operation.
Background technology:
At present, traditional vacuum contactor sticking so far discharges the main dc magnetizing technical scheme acquisition application of adopting, its traditional dc magnetizing system sticking discharges and all exists more defective, electromagnetic system such as domestic various vacuum contactors has two groups of coils, every group of coil kept winding by one group of starting winding and one group, double winding coil energy-consuming consumptive material, the control apparatus design is unreasonable, incompatibility is used in the frequent operation occasion, the scope of application is restricted, the contact of the vacuum tube of vacuum contactor is long and influenced the make-break capacity of vacuum contactor to the release time of opening fully by self-closing state, and its life-span is shortened greatly, and the long-time running maintenance is big.Through the reality test, the traditional vacuum contactor is example with CKJ5-400A; Starting winding copper cash weighs 571 grams, keeps the winding copper cash and weighs 582.4 grams, and vacuum tube contact average release time is 73.32 milliseconds.
Summary of the invention:
The purpose of the present invention's development is the defective that exists at above-mentioned technology, a kind of material-saving high breaking vacuum contactor is provided, this contactor has the simplex winding coil, material-saving 40%, energy-conservation, noiselessness, pollution-free, simple in structure, cost is low, special feature of the present invention has adopted special design circuit, make probe of contactor shortening release time be 18.46 milliseconds to the greatest extent, improved nearly four times of breaking speed, and improved the contactor make-break capacity greatly, and make contactor multiplication in useful life, more adapt to the frequent operation occasion to use, the scope of application is wider, safety and reliability.
The technical scheme that purpose of the present invention adopted is:
A kind of material-saving high breaking vacuum contactor is provided, forms, it is characterized in that: also comprise a control circuit, the power supply A of this control circuit by vacuum tube, support, rotation connecting lever, coil, tripping spring, auxiliary switch, iron core, pedestal
1, A
2Q-1 is connected with rectifier bridge D1-4 through vacuum contactor auxiliary switch normally closed interlock, and its cathode rectifier a is connected with relay J normally opened contact J-1, and the other end is connected rectifier bridge D1-4 negative pole b end, wherein capacitor C with diode D5, coil Q
3Be connected in parallel on both positive and negative polarity a, the b two ends of rectifier bridge D1-4, capacitor C
5And resistance R
3The series connection back is in parallel with coil Q, simultaneously, and resistance R
1And capacitor C
1Parallel connection, an end is connected with relay J, the other end and power supply A
1Connect the relay J other end and power supply A
2Connect resistance R
2, capacitor C
2Be connected in parallel on auxiliary switch Q-1 normally-closed contact two ends, piezo-resistance RV is connected in parallel on power supply A respectively
1, A
2Two ends become the loop.
Compare with present technology, has the simplex winding coil, material-saving 40%, energy-conservation, noiselessness, pollution-free, simple in structure, cost is low, because special feature of the present invention has adopted special design circuit, make probe of contactor shortening release time be 18.46 milliseconds to the greatest extent, improved nearly four times of breaking speed, and improved the contactor make-break capacity greatly, made contactor multiplication in useful life, more adapting to the frequent operation occasion uses, the scope of application is wider, safety and reliability, and control circuit has saved relay J and its matching element R
1, C
1, C
4, C
5, R
3, can reach material-saving equally, this control circuit also can be used on the identical electromagnetic system product, as: various A.C. contactors.
Description of drawings:
Fig. 1 is a material-saving high breaking vacuum contactor structural representation;
Fig. 2 is an embodiment of control circuit implementation of the present utility model.
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of material-saving high breaking vacuum contactor.
By accompanying drawing 1 as can be known, 1 is vacuum tube among the figure, 2 is support, 3 for rotating connecting lever, 4 is coil, and 5 is tripping spring, and 6 is auxiliary switch, 7 is iron core, 8 is control circuit, and 9 are the pedestal composition, and it is characterized in that: vacuum tube 1 is fixed on support 2 upper ends, support 2 is fixed on pedestal 9 upper ends simultaneously with rotation connecting lever 3, tripping spring 5 upper ends support rotates in the middle of connecting lever 3 lower ends, rotates connecting lever 3 lower ends and is fixed on the pedestal 9 interior iron plates, simultaneously, auxiliary switch is fixed on pedestal 9 front ends, the upper end is with to rotate connecting lever 3 front ends symmetrical, and iron core 7 inserts coils 4 center fixed pedestal 9 in the middle of the iron plate, and iron core 7 upper ends are with to rotate connecting lever 3 middle lower ends symmetrical, control circuit 8 is combined into the loop with coil 4, is used to connect the Be Controlled circuit.
Fig. 2 is an embodiment of the inner implementation of control circuit of the present invention.
The power supply A of this control circuit
1, A
2Q-1 is connected with rectifier bridge D1-4 through vacuum contactor auxiliary switch normally closed interlock, and its cathode rectifier a is connected with relay J normally opened contact J-1, the other end and diode D
5, coil Q connects rectifier bridge D1-4 negative pole b end, wherein capacitor C
3Be connected in parallel on both positive and negative polarity a, the b two ends of rectifier bridge D1-4, capacitor C
5And resistance R
3The series connection back is in parallel with coil Q, simultaneously, and resistance R
1And capacitor C
1Parallel connection, an end is connected with relay J, the other end and power supply A
1Connect the relay J other end and power supply A
2Connect resistance R
2, capacitor C
2Be connected in parallel on auxiliary switch Q-1 normally-closed contact two ends, piezo-resistance RV is connected in parallel on power supply A respectively
1, A
2Two ends become the loop.Its operation principle is to work as A
1, A
2During energized, relay J is through resistance R
2, capacitor C
2Action, relay normally open contact J-1 closure, simultaneously, power supply A
1, A
2Through the auxiliary switch normally closed interlock Q-1 of contactor, through rectifier bridge D1-4 rectification, cathode rectifier electric current a is through relay contact J-1, again through diode D
5, coil Q is to rectifier bridge negative pole b, make contactor actuating coil Q obtain the full-wave direct current electricity after, the contactor quick pick-up, the auxiliary switch normally closed interlock Q-1 of contactor opens power supply A simultaneously
1, A
2Through resistance R
2, capacitor C
2Current limliting is supplied with coil Q, and finish the big DC start of all-wave to the little direct current of material-saving high breaking vacuum contactor coil Q and kept conversion, thereby, reached normal operation and purpose of energy saving.
When deenergization, A
1, A
2Under-voltage or decompression, relay J quits work, and its relay normally open contact J-1 opens and resets, and cuts off electric current and the continuous current circuit of contactor coil Q, and contactor rapid release under tripping spring promotes quits work, in Fig. 2, C
5, R
3Be the outage surge protection circuit of contactor coil Q, C4 is the arc-suppression circuit of relay normally open contact J-1, capacitor C
3Be filter circuit, R
2And C
2Be that relay J 220V or 110V rated voltage and power supply A are kept in the current limliting adjusting
1, A
2The voltage matches circuit, piezo-resistance RV suppresses power supply A
1, A
2In-rush current limiting circuit.
Claims (4)
1, a kind of material-saving high breaking vacuum contactor is made up of vacuum tube, support, rotation connecting lever, coil, tripping spring, auxiliary switch, iron core, pedestal, it is characterized in that: also comprise a control circuit, the power supply A of this control circuit
1, A
2Auxiliary normally closed switch contact Q-1 through vacuum contactor is connected with rectifier bridge D1-4, and its cathode rectifier a is connected with relay J normally opened contact J-1, and the other end is connected rectifier bridge D1-4 negative pole b end, wherein capacitor C with diode D5, coil Q
3Be connected in parallel on both positive and negative polarity a, the b two ends of rectifier bridge D1-4, capacitor C
5And resistance R
3The series connection back is in parallel with coil a, simultaneously, and resistance R
1And capacitor C
1Parallel connection, an end is connected with relay J, the other end and power supply A
1Connect the relay J other end and power supply A
2Connect resistance R
2, capacitor C
2Be connected in parallel on the normally-closed contact two ends of auxiliary switch Q-1, the two ends of piezo-resistance RV respectively with power supply A
1, A
2Connect into the loop.
2, material-saving high breaking vacuum contactor according to claim 1, it is characterized in that: coil Q is the simplex winding coil.
3, material-saving high breaking vacuum contactor according to claim 1, it is characterized in that: piezo-resistance RV is connected in parallel on power supply A respectively
1, A
2Two ends.
4, material-saving high breaking vacuum contactor according to claim 1 is characterized in that: saved relay J and its matching element resistance R
1, capacitor C
1, C
4And capacitor C
5, resistance R
3, but same use can reach material-saving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200025418U CN201219086Y (en) | 2008-01-19 | 2008-01-19 | Material-saving high-breaking vacuum contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200025418U CN201219086Y (en) | 2008-01-19 | 2008-01-19 | Material-saving high-breaking vacuum contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201219086Y true CN201219086Y (en) | 2009-04-08 |
Family
ID=40541921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200025418U Expired - Fee Related CN201219086Y (en) | 2008-01-19 | 2008-01-19 | Material-saving high-breaking vacuum contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201219086Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104252995A (en) * | 2013-06-28 | 2014-12-31 | 王海 | Control circuit of diode contact protection combination switch and control method of relay |
| CN111613476A (en) * | 2020-06-02 | 2020-09-01 | 湖北通光电气有限公司 | Control module for alternating current vacuum contactor |
-
2008
- 2008-01-19 CN CNU2008200025418U patent/CN201219086Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104252995A (en) * | 2013-06-28 | 2014-12-31 | 王海 | Control circuit of diode contact protection combination switch and control method of relay |
| CN104252995B (en) * | 2013-06-28 | 2019-06-14 | 王海 | Diode contacts protect the control circuit of combination switch and the control method of relay |
| CN111613476A (en) * | 2020-06-02 | 2020-09-01 | 湖北通光电气有限公司 | Control module for alternating current vacuum contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090408 Termination date: 20120119 |