CN201122563Y - D.C. contactor - Google Patents
D.C. contactor Download PDFInfo
- Publication number
- CN201122563Y CN201122563Y CNU2007200450418U CN200720045041U CN201122563Y CN 201122563 Y CN201122563 Y CN 201122563Y CN U2007200450418 U CNU2007200450418 U CN U2007200450418U CN 200720045041 U CN200720045041 U CN 200720045041U CN 201122563 Y CN201122563 Y CN 201122563Y
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- CN
- China
- Prior art keywords
- iron core
- contact
- moving
- fixed
- contactor
- 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
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses a direct current contactor, which comprises a moving contact, a fixed contact, a moving iron core, a fixed iron core and a coil outside the fixed iron core. The direct current contactor is divided into an upper part and a lower part, the lower part comprises the fixed iron core and the coil outside the fixed iron core, the upper part comprises a connecting piece, the moving contact and the fixed contact are arranged at the upper part of the connecting piece in sequence, the moving contact and the fixed contact are arranged oppositely, a return spring connected with the fixed contact is arranged on the connecting piece, and the moving iron core is fixed at the lower end of the connecting piece and positioned above the fixed iron core. The direct current contactor adopts the connecting piece with a novel structure, the moving contact, the moving iron core and an action switch are connected into a whole, and the space is reasonably utilized, to ensure that the structure of the product is compact and the volume is small; the direct current contactor adopts a solid straight moving type structure with two layers, and the moving contact, the fixed contact and an arc extinction system are all arranged on the upper layer of the contactor, to ensure the arc extinction performance to be good, the electric service life to be long and the current below the ability level to be broken reliably.
Description
Technical field
The utility model relates to a kind of D.C. contactor.
Background technology
D.C. contactor is widely used in the Electric Traction, is a kind of control circuit that is used for being switched on or switched off automatically high-current circuit, can frequently connect, disconnect load.Yet existing D.C. contactor volume is bigger, does not meet the pursuit of people to small and exquisite aspect.In addition, D.C. contactor can produce electric arc in make and break process, if arc extinction performance is bad, the high temperature that electric arc produces can make the contact burning deceive, burn or singe and produce metallic particles, directly influences the useful life of D.C. contactor.
Summary of the invention
The utility model purpose provides a kind of D.C. contactor, and it has adopted the connector of new structure, moving contact, moving iron core and step switch are fused, reasonable use the space, make product with compact structure, volume is little; It is a two-layer three-dimensional direct dynamic structure up and down, and dynamic and static main contact and arc quenching system all are located at the upper strata of contactor, make arc extinction performance good, and electric life is long, reliably the electric current below the breaking capacity level.
The technical solution of the utility model is: a kind of D.C. contactor, comprise moving contact, fixed contact, moving iron core, static iron core and the outer coil of static iron core, described D.C. contactor is divided into the upper and lower, described bottom comprises static iron core and the outer coil of static iron core, described top includes connector, the top of described connector down is provided with moving contact and fixed contact successively, described moving contact and fixed contact are oppositely arranged, also be provided with the returning spring that links to each other with moving contact on the described connector, moving iron core is fixed on the lower end of connector and is positioned at the top of static iron core.
The further technical scheme of the utility model is: a kind of D.C. contactor, comprise moving contact, fixed contact, moving iron core, static iron core and the outer coil of static iron core, described D.C. contactor is divided into the upper and lower, described bottom comprises static iron core and the outer coil of static iron core, described top includes connector, the top of described connector down is provided with moving contact and fixed contact successively, described moving contact and fixed contact are oppositely arranged, also be provided with the returning spring that links to each other with moving contact on the described connector, moving iron core is fixed on the lower end of connector and is positioned at the top of static iron core; Described top also can comprise the arc-extinguish chamber assembly of being located at moving contact and the first side of stationary contact, and described arc-extinguish chamber assembly below is provided with magnet; Described D.C. contactor also comprises the auxiliary contact that is positioned at its top and fixes with the connector upper end; Described auxiliary contact is sealing quick-action type contact.
The utility model advantage is:
1. the utility model has adopted the connector of new structure, moving contact, moving iron core and step switch are fused, reasonable use the space, make product with compact structure, the voltage condition lower volume is little waiting.
The utility model its be two-layer three-dimensional direct dynamic structure up and down, dynamic and static main contact and arc quenching system all are located at the upper strata of contactor, make that arc extinction performance is good, electric life is long, breaking capacity is strong, reliably the following electric current of breaking capacity level.
Description of drawings
Fig. 1 does not have the structural representation of arc quenching system for the utility model;
Fig. 2 contains the structural representation of arc quenching system for the utility model;
Fig. 3 is the structural representation of the utility model connector.
Wherein: 1 moving contact; 2 fixed contacts; 3 static iron cores; 4 moving iron cores; 5 coils; 6 arc-extinguish chamber assemblies; 7 magnet; 8 auxiliary contacts; 9 connectors; 10 returning springs.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment: as shown in Figure 1 to Figure 3, a kind of D.C. contactor, comprise moving contact 1, fixed contact 2, moving iron core 4, coil 5 outside static iron core 3 and the static iron core 3, described D.C. contactor is divided into the upper and lower, described bottom comprises the coil 5 outside static iron core 3 and the static iron core 3, described top includes connector 9, the top of described connector 9 down is provided with moving contact 1 and fixed contact 2 successively, described moving contact 2 and fixed contact 3 are oppositely arranged, also be provided with the returning spring 10 that links to each other with moving contact 1 on the described connector 9, moving iron core 4 is fixed on the lower end of connector 9 and is positioned at the top of static iron core 3.
Described top also can comprise the arc-extinguish chamber assembly 6 of being located at moving contact 1 and fixed contact 2 one sides, and described arc-extinguish chamber assembly 6 belows are provided with magnet 7.
Described D.C. contactor also comprises the auxiliary contact 8 that is positioned at its top and fixes with connector 9 upper ends; Described auxiliary contact 8 is sealing quick-action type contact.
As shown in Figure 1, when not additional arc-extinguish chamber assembly 6 and magnet 7, the novel low-voltage circuit that can be used for of this use.
As shown in Figure 2, when the utility model is provided with arc-extinguish chamber 6 and magnet 7, be used for high-tension circuit, during work, the electric arc that produces when moving contact and fixed contact are switched on or switched off enters arc-extinguish chamber assembly 6 under the effect of magnet 7, and then thoroughly loss, the injury of contact and other parts is reduced, prolong the useful life of D.C. contactor.
The utility model has adopted the connector of new structure, moving contact, moving iron core and step switch are fused, reasonable use the space, make product with compact structure, the voltage condition lower volume is little waiting; It is two-layer three-dimensional direct dynamic structure up and down for the utility model, and dynamic and static main contact and arc quenching system all are located at the upper strata of contactor, make that arc extinction performance is good, electric life is long, breaking capacity is strong, reliably the following electric current of breaking capacity level.
Claims (4)
1. D.C. contactor, comprise moving contact (1), fixed contact (2), moving iron core (4), the coil (5) that static iron core (3) and static iron core (3) are outer, it is characterized in that: described D.C. contactor is divided into the upper and lower, described bottom comprises static iron core (3) and the outer coil (5) of static iron core (3), described top includes connector (9), the top of described connector (9) down is provided with moving contact (1) and fixed contact (2) successively, described moving contact (2) and fixed contact (3) are oppositely arranged, also be provided with the returning spring (10) that links to each other with moving contact (1) on the described connector (9), moving iron core (4) is fixed on the lower end of connector (9) and is positioned at the top of static iron core (3).
2. D.C. contactor according to claim 1 is characterized in that: described top also can comprise the arc-extinguish chamber assembly (6) of being located at moving contact (1) and fixed contact (2) one sides, and described arc-extinguish chamber assembly (6) below is provided with magnet (7).
3. D.C. contactor according to claim 1 is characterized in that: described D.C. contactor also comprises the auxiliary contact (8) that is positioned at its top and fixes with connector (9) upper end.
4. D.C. contactor according to claim 3 is characterized in that: described auxiliary contact (8) is sealing quick-action type contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200450418U CN201122563Y (en) | 2007-11-04 | 2007-11-04 | D.C. contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200450418U CN201122563Y (en) | 2007-11-04 | 2007-11-04 | D.C. contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201122563Y true CN201122563Y (en) | 2008-09-24 |
Family
ID=40009802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200450418U Expired - Fee Related CN201122563Y (en) | 2007-11-04 | 2007-11-04 | D.C. contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201122563Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116387105A (en) * | 2023-03-20 | 2023-07-04 | 天水师范学院 | DC circuit breaker magnetic system spindle |
-
2007
- 2007-11-04 CN CNU2007200450418U patent/CN201122563Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116387105A (en) * | 2023-03-20 | 2023-07-04 | 天水师范学院 | DC circuit breaker magnetic system spindle |
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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: 20080924 Termination date: 20141104 |
|
| EXPY | Termination of patent right or utility model |