CN204651239U - Main contacts closed type vacuum contactor - Google Patents
Main contacts closed type vacuum contactor Download PDFInfo
- Publication number
- CN204651239U CN204651239U CN201520382961.3U CN201520382961U CN204651239U CN 204651239 U CN204651239 U CN 204651239U CN 201520382961 U CN201520382961 U CN 201520382961U CN 204651239 U CN204651239 U CN 204651239U
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- Prior art keywords
- contact lever
- ceramic package
- contact
- copper bar
- arm
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of main contacts closed type vacuum contactor.Its objective is to be skillfully constructed to provide a kind of, contactor that power consumption is few.The utility model comprises transmission crank arm, first electromagnet core, second magnet and ceramic package, the contact head of the first contact lever bottom contacts at Ceramic shell internal with the contact head on the second contact lever top, the top of the first contact lever is stretched out from ceramic package top and ceramic package is fixedly connected with, the bottom of the second contact lever is stretched out from ceramic package bottom and is connected with insulating part by touch spring, the left side edge of insulating part and horizontal conveyor arm is hinged, on the left of vertical transmission arm, outer wall is fixed with the second magnet, the position relative with the second magnet is fixed with the first electromagnet core, the outer felt of the first electromagnet core is wound with solenoid.First contact lever is connected with one end of the first copper bar and the second copper bar respectively with on the second contact lever, and the first copper bar is connected with external load circuit respectively with the other end of the second copper bar.
Description
Technical field
The utility model relates to a kind of contactor, particularly relates to a kind of main contacts closed type vacuum contactor.
Background technology
Contactor refers in industrial electro and utilizes coil to flow through current induced magnetic field, and main contacts is closed, and to reach the electrical equipment of control load, it is widely used in electric power, distribution or with electrical domain, is also one of critical elements in automatic control system.Contactor is generally divided into A.C. contactor and D.C. contactor, its operation principle: when after contactor coil energising, coil current can produce magnetic field, the magnetic field produced makes fixed core produce the dynamic iron core of electromagnetic attraction attraction, and driving main contacts action, normally-closed contact disconnects, and normally opened contact closes; When the coil is de-energized, electromagnetic attraction disappears, and armature discharges under the action of the spring, and main contacts is set back, and normally opened contact disconnects, and normally-closed contact closes.
Existing this open type contactor, for short-term operation load, the operating time of contactor is shorter, and coil power consumption is less.But for the load worked long hours, contactor coil most time is in electriferous state, therefore, coil power consumption can increase greatly, brings unnecessary energy loss, for enterprise increases production cost.
Utility model content
The technical problems to be solved in the utility model be to provide a kind ofly to be skillfully constructed, main contact closed type vacuum contactor that power consumption is few.
The utility model main contact closed type vacuum contactor, comprise the first contact lever, second contact lever, first copper bar and the second copper bar, first contact lever is connected with one end of the first copper bar and the second copper bar respectively with on the second contact lever, first copper bar is connected with external load circuit respectively with the other end of the second copper bar, wherein: also comprise transmission crank arm, first electromagnet core, second magnet and ceramic package, described transmission crank arm comprises again horizontal conveyor arm and vertical transmission arm, the right side edge of horizontal conveyor arm is connected with the bottom of vertical transmission arm, horizontal conveyor arm and the tie point place vertically between transmission arm are provided with rotating shaft, described first contact lever and the second contact lever are vertically arranged at Ceramic shell internal, the contact head of the first contact lever bottom contacts at Ceramic shell internal with the contact head on the second contact lever top, the top of the first contact lever is stretched out from ceramic package top and is fixedly connected with ceramic package, the bottom of the second contact lever is stretched out from ceramic package bottom and is connected with the touch spring top vertically arranged, touch spring bottom is connected with insulating part top, the left side edge of insulating part and horizontal conveyor arm is hinged, on the left of vertical transmission arm, outer wall is fixed with the second magnet, the position relative with the second magnet is fixed with the first electromagnet core, the outer felt of the first electromagnet core is wound with solenoid.
The utility model main contact closed type vacuum contactor, wherein said Ceramic shell internal vacuum, be tightly connected between first contact lever and the top of ceramic package, the second contact lever of Ceramic shell internal is arranged with bellows, bellows bottom is connected with ceramic package bottom inner wall sealing.
The utility model main contact closed type vacuum contactor, wherein said Ceramic shell internal is provided with radome, and the contact head of the first contact lever and the contact head of the second contact lever are all positioned at radome inside.
The utility model main contact closed type vacuum contactor, wherein said main contacts closed type vacuum contactor also comprises insulation board, insulation board is vertically arranged on position relative with vertical transmission arm on the left of vertical transmission arm, is provided with switching-in spring in the horizontal direction between insulation board and vertical transmission arm.
The utility model main contact closed type vacuum contactor, wherein said first electromagnet core is fixed on the medium position of insulation board outer right wall.
The utility model main contacts closed type vacuum contactor difference from prior art is: for the load worked long hours, the power consumption of solenoid reduces greatly.First contact lever is fixedly installed, second contact lever is connected by touch spring one end with horizontal conveyor arm, the other end of horizontal conveyor arm is connected with the bottom of vertical transmission arm, horizontal conveyor arm and the tie point place vertically between transmission arm are provided with rotating shaft, horizontal conveyor arm and vertical transmission arm can rotate around rotating shaft, vertical transmission arm is fixed with the second magnet, insulation board is fixed with first electromagnet core relative with the second magnet positions, and the first electromagnet core outside is wound with solenoid.When external loading normally works, not to solenoid energising, there is not adhesive in the first electromagnet core and the second magnet, contacts with each other between the contact of the first contact lever and the contact of the second contact lever; When external loading does not need work, be energized to solenoid, adhesive is there is between first electromagnet core and the second magnet, second magnet drives transmission crank arm to rotate, transmission crank arm drives insulating part to move downward, thus making the separated of the contact of the contact of the first contact lever and the second contact lever, load power down stops carrying out work.Main contacts closed type vacuum contactor of the present utility model is applicable to the load worked long hours, the only solenoid just meeting power consumption when load quits work, greatly reduce relative to power consumption existing contactor, avoid the waste that electric energy is unnecessary, for enterprise has saved production cost.
Below in conjunction with accompanying drawing, the utility model main contacts closed type vacuum contactor is described further.
Accompanying drawing explanation
Fig. 1 is the front sectional view of the utility model main contacts closed type vacuum contactor.
Embodiment
As shown in Figure 1, be the front sectional view of the utility model main contacts closed type vacuum contactor, comprise transmission crank arm, insulation board 12, first electromagnet core 16, second magnet 17, solenoid 15, ceramic package 6, first copper bar 1 and the second copper bar 2.
Ceramic package 6 inner vacuum, the first through hole and the second through hole is offered respectively on the top of ceramic package 6 and bottom, the first contact lever 4 and the second contact lever 5 is vertically provided with respectively in the inside of ceramic package 6, the contact head of the first contact lever 4 bottom is positioned at the centre position of ceramic package 6 inside, the top of the first contact lever 4 reaches above ceramic package 6 from the first through hole, is tightly connected between the first contact lever 4 and the top of ceramic package 6.The contact head on the second contact lever 5 top is positioned at ceramic package 6 inside and contacts with the contact head of the first contact lever 5 bottom, and the bottom of the second contact lever 5 reaches below ceramic package 6 from the second through hole.Radome 7 is covered with above the contact point of inner two contact heads of ceramic package 6, the contact point of two contact heads is positioned at radome 7 inside, second contact lever 5 of ceramic package 6 inside is arranged with bellows 8, and bellows 8 bottom is connected with ceramic package 6 bottom inner wall sealing.The first copper bar 1 that cross section is L shape is provided with above ceramic package 6, first copper bar 1 comprises again the first horizontal copper bar and the first vertical copper bar, the first contact lever 4 be positioned at above ceramic package 6 is connected with the left side of the first horizontal copper bar, the right side edge of the first horizontal copper bar is connected with the bottom of the first vertical copper bar, and the top of the first vertical copper bar is externally drawn and is connected with external load circuit.Be fixedly connected with connecting plate 11 being positioned on the second contact lever 5 below ceramic package 6, the right side of connecting plate 11 is provided with the second copper bar 2 that cross section is L shape, second copper bar 2 comprises again the second horizontal copper bar and the second vertical copper bar, the right sidewall of connecting plate 11 is connected with the sidewall of the second vertical copper bar, the bottom of the second vertical copper bar is connected with the left side edge of the second horizontal copper bar, and the right side edge of the second horizontal copper bar is externally drawn and is connected with external load circuit.Insulating part 12 is provided with below the second contact lever 5, second contact lever 5 bottom be vertically provided with touch spring 10 top and be connected, touch spring 10 bottom is connected with insulating part 12 top, the transmission crank arm that cross section is L shape is provided with on the right side of insulating part 12, transmission crank arm comprises again horizontal conveyor arm 13 and vertical transmission arm 14, left side edge and the insulating part 12 of horizontal conveyor arm 13 are hinged, the right side edge of horizontal conveyor arm 13 is connected with the bottom of vertical transmission arm 14, horizontal conveyor arm 13 and the tie point place of vertical transmission arm 14 are provided with rotating shaft 18, transmission crank arm can be rotated along rotating shaft 18.Position relative with vertical transmission arm 14 on the left of vertical transmission arm 14 is vertically provided with insulation board 3, the sidewall of the top of insulation board 3 and bottom sidewall copper bar vertical with first and the second vertical copper bar is respectively connected, be provided with switching-in spring 9 in the horizontal direction between insulation board 3 top and vertical transmission arm 14 top, the two ends, left and right of switching-in spring 9 are connected with outer wall on the left of vertical transmission arm 14 and insulation board 3 outer right wall respectively.The first electromagnet core 16 is fixed with at the medium position of insulation board 3 outer right wall, the outer felt of the first electromagnet core 16 is wound with solenoid 15, on the left of the vertical transmission arm 14 relative with the first electromagnet core 16 position, outer wall is fixed with the second magnet 17, after solenoid 15 is energized, the first electromagnet core 16 can adsorb the second magnet 17.
Operation principle of the present utility model is: in the external exit difference place in circuit of the first copper bar 1 and the second copper bar 2, when work is carried out in the load in circuit, solenoid 15 is not energized, not adhesive between first electromagnet core 16 and the second magnet 17, transmission crank arm does not rotate, and automatically closes between the contact of the first contact lever 4 and the contact of the second contact lever 5; When the load in circuit does not need to carry out work, be energized to solenoid 15, magnetic force is produced between first electromagnet core 16 and the second magnet 17, adhesive is there is between first electromagnet core 16 and the second magnet 17, second magnet 17 drives transmission crank arm with rotating shaft 18 for the point of rotation rotates, thus the horizontal conveyor arm 13 in transmission crank arm drives insulating part 12 to move downward, insulating part 12 drives the second contact lever 5 to move downward by touch spring 10, make the separated of the contact of the contact of the first contact lever 4 and the second contact lever 5, load power down stops carrying out work.
The utility model main contacts closed type vacuum contactor, first contact lever 4 is fixedly installed, second contact lever 5 is connected with the left side edge of horizontal conveyor arm 13 by touch spring 10, the right side edge of horizontal conveyor arm 13 is connected with the bottom of vertical transmission arm 14, horizontal conveyor arm 13 and the tie point place vertically between transmission arm 14 are provided with rotating shaft 18, horizontal conveyor arm 13 and vertical transmission arm 14 can rotate around rotating shaft 18, vertical transmission arm 14 is fixed with the second magnet 17, insulation board 11 is fixed with first electromagnet core 16 relative with the second magnet 17 position, first electromagnet core 16 outside is wound with solenoid 15.When external loading normally works, be not energized to solenoid 15, there is not adhesive in the first electromagnet core 16 and the second magnet 17, contacts with each other between the contact of the first contact lever 4 and the contact of the second contact lever 5; When external loading does not need work, be energized to solenoid 15, adhesive is there is between first electromagnet core 16 and the second magnet 17, second magnet 17 drives transmission crank arm to rotate, transmission crank arm drives insulating part 12 to move downward, thus making the separated of the contact of the contact of the first contact lever 4 and the second contact lever 5, load power down stops carrying out work.Main contacts closed type vacuum contactor of the present utility model is applicable to the load worked long hours, the only solenoid just meeting power consumption when load quits work, greatly reduce relative to power consumption existing contactor, avoid the waste that electric energy is unnecessary, for enterprise has saved production cost.The utility model is skillfully constructed, power consumption is few, compared with prior art has obvious advantage.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection range that the utility model claims determine.
Claims (5)
1. a main contacts closed type vacuum contactor, comprise the first contact lever (4), second contact lever (5), first copper bar (1) and the second copper bar (2), first contact lever (4) is connected with one end of the first copper bar (1) and the second copper bar (2) respectively with on the second contact lever (5), first copper bar (1) is connected with external load circuit respectively with the other end of the second copper bar (2), it is characterized in that: also comprise transmission crank arm, first electromagnet core (16), second magnet (17) and ceramic package (6), described transmission crank arm comprises again horizontal conveyor arm (13) and vertical transmission arm (14), the right side edge of horizontal conveyor arm (13) is connected with the bottom of vertical transmission arm (14), tie point place between horizontal conveyor arm (13) and vertical transmission arm (14) is provided with rotating shaft (18), described first contact lever (4) and the second contact lever (5) are vertically arranged in ceramic package (6) inside, the contact head of the first contact lever (4) bottom and the contact head on the second contact lever (5) top are at ceramic package (6) interior contact, the top of the first contact lever (4) is stretched out from ceramic package (6) top and is fixedly connected with ceramic package (6), the bottom of the second contact lever (5) is stretched out from ceramic package (6) bottom and is connected with the touch spring vertically arranged (10) top, touch spring (10) bottom is connected with insulating part (12) top, insulating part (12) is hinged with the left side edge of horizontal conveyor arm (13), vertical transmission arm (14) left side outer wall is fixed with the second magnet (17), the position relative with the second magnet (17) is fixed with the first electromagnet core (16), the outer felt of the first electromagnet core (16) is wound with solenoid (15).
2. main contacts closed type vacuum contactor according to claim 1, it is characterized in that: described ceramic package (6) inner vacuum, be tightly connected between the top of the first contact lever (4) and ceramic package (6), the second contact lever (5) that ceramic package (6) is inner is arranged with bellows (8), and bellows (8) bottom is connected with ceramic package (6) bottom inner wall sealing.
3. main contacts closed type vacuum contactor according to claim 1, it is characterized in that: described ceramic package (6) inside is provided with radome (7), it is inner that the contact head of the first contact lever (4) and the contact head of the second contact lever (5) are all positioned at radome (7).
4. main contacts closed type vacuum contactor according to claim 1, it is characterized in that: described main contacts closed type vacuum contactor also comprises insulation board (3), insulation board (3) is vertically arranged on the position relative with vertical transmission arm (14), vertical transmission arm (14) left side, is provided with switching-in spring (9) between insulation board (3) and vertical transmission arm (14) in the horizontal direction.
5. main contacts closed type vacuum contactor according to claim 4, is characterized in that: described first electromagnet core (16) is fixed on the medium position of insulation board (3) outer right wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520382961.3U CN204651239U (en) | 2015-06-05 | 2015-06-05 | Main contacts closed type vacuum contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520382961.3U CN204651239U (en) | 2015-06-05 | 2015-06-05 | Main contacts closed type vacuum contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204651239U true CN204651239U (en) | 2015-09-16 |
Family
ID=54103956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520382961.3U Expired - Fee Related CN204651239U (en) | 2015-06-05 | 2015-06-05 | Main contacts closed type vacuum contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204651239U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112031A (en) * | 2019-04-23 | 2019-08-09 | 翁琦 | A kind of intelligent vacuum circuit breaker |
| CN111863515A (en) * | 2020-06-19 | 2020-10-30 | 杨文先 | Emergency treatment device for arc extinguish chamber contact piece of vacuum contactor |
-
2015
- 2015-06-05 CN CN201520382961.3U patent/CN204651239U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112031A (en) * | 2019-04-23 | 2019-08-09 | 翁琦 | A kind of intelligent vacuum circuit breaker |
| CN110112031B (en) * | 2019-04-23 | 2020-09-08 | 陕西捷通智能控制软件有限公司 | Intelligent vacuum circuit breaker |
| CN111863515A (en) * | 2020-06-19 | 2020-10-30 | 杨文先 | Emergency treatment device for arc extinguish chamber contact piece of vacuum contactor |
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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 |
Granted publication date: 20150916 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |