CN203312192U - DC contactor - Google Patents
DC contactor Download PDFInfo
- Publication number
- CN203312192U CN203312192U CN2013204267794U CN201320426779U CN203312192U CN 203312192 U CN203312192 U CN 203312192U CN 2013204267794 U CN2013204267794 U CN 2013204267794U CN 201320426779 U CN201320426779 U CN 201320426779U CN 203312192 U CN203312192 U CN 203312192U
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- CN
- China
- Prior art keywords
- iron core
- moving
- static
- moving contact
- contact
- 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 - Lifetime
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Abstract
The utility model discloses a DC contactor. The DC contactor comprises a housing, a static contact assembly, a moving contact assembly and an electromagnetic assembly, wherein the static contact assembly comprises a static contact, and the moving contact assembly comprises a core bar and a moving contact; the electromagnetic assembly is provided with a center through hole, and a static iron core, a moving iron core and a magnetic pole seat are disposed in the center through hole; the static iron core is provided with a shaft hole with the same shaft center as the center through hole, and the magnetic pole seat is in riveted joint with the housing; the moving contact and the core bar are prepared as one body, the core bar is provided with a first end and a second end, and the first end and the second end are positioned at two sides of the moving contact; the first end is equipped with a reset spring insulated from the moving contact, and one end portion of the second end passes through the shaft hole in the static iron core and is contacted with the moving iron core or fixedly connected with the moving iron core; and when the electromagnetic assembly is powered on, the moving iron core moves towards the static iron core direction, separation between the moving contact and the static contact is promoted by the core bar, and the reset spring is compressed. The DC contactor is simplified and reasonable in structure, and is equipped with a good using effect.
Description
Technical field
The utility model belongs to the contactor construction design field, is specifically related to a kind of D.C. contactor.
Background technology
D.C. contactor is a kind of electromagnetic switch of controlling large current switching by little current switching, its operation principle is: after the electromagnetic assembly energising of D.C. contactor, produce magnetic field, thereby the effect conducting of the electromagnetic force produced by magnetic field or disconnect major loop, be that moving contact is connected major loop while with fixed contact, contacting, when moving contact separates with fixed contact, disconnect major loop, thereby realize the purpose of the large electric current of Small current control.
The structure of D.C. contactor in the market also has unreasonable part.In, comprise the housing that is provided with cavity, and be arranged on static contact component, moving contact component and electromagnetic assembly in described cavity; Wherein, described moving contact component comprises core bar and is arranged on the moving contact on core bar, when assembling, need to moving contact and core bar could be assembled together by a plurality of parts, and its complicated structure, assembly manipulation are also more loaded down with trivial details, time-consuming taking a lot of work.
The utility model content
To this, the purpose of this utility model is to provide the D.C. contactor that a kind of structure is more reasonable and simplify.
The technical scheme that realizes the utility model purpose is:
A kind of D.C. contactor, comprise the housing that is provided with cavity, in described cavity, is disposed with from top to bottom moving contact component, static contact component and electromagnetic assembly;
Described static contact component comprises fixed contact, and described moving contact component comprises core bar and is arranged on the moving contact on core bar;
Described electromagnetic assembly is provided with central through hole, in described central through hole, is disposed with from top to bottom static iron core, moving iron core and magnetic pole seat; Described static iron core is provided with the axis hole arranged with described central through hole concentric, described magnetic pole seat and the riveted joint of described housing;
Described moving contact and described core bar are made one, and described core bar has first end and the second end, and described first end and the second end are positioned at the both sides of described moving contact;
On described first end, back-moving spring is housed, described back-moving spring and moving contact insulation, the described axis hole that the end of described the second end is passed on described static iron core contacts with described moving iron core or is fixedly connected with described moving iron core;
During described electromagnetic assembly energising, described moving iron core moves to close described static iron core direction, and then the described moving contact of described core bar promotion is separated with fixed contact, and makes described back-moving spring compressed.
In technique scheme, described magnetic pole seat is provided with storage tank near an end of described moving iron core, and described moving iron core is located in described storage tank, is provided with the insulation scraps of paper between described magnetic pole seat and moving iron core.
In technique scheme, described moving contact and described core bar are die cast as one.
In technique scheme, it is cylindric that described core bar is ladder.
The utlity model has positive effect:
(1) D.C. contactor of the present utility model is rational in infrastructure, and described moving iron core and core bar are made to one, when assembling, just need not simplify product structure by other parts, has improved production efficiency.
(2) in D.C. contactor of the present utility model, be provided with the insulation scraps of paper between described magnetic pole seat and moving iron core, can effectively reduce the frictional force of magnetic pole seat and moving iron core.
The accompanying drawing explanation
Fig. 1 is a kind of structural representation of D.C. contactor in the utility model;
Fig. 2 is a kind of structural representation of moving contact component in Fig. 1;
Reference numeral shown in figure is: the 1-core bar; The 11-first end; 12-the second end; The 2-moving contact; The 3-back-moving spring; The 4-moving contact component; The 5-housing; The 6-static iron core; The 61-axis hole; 7-moves iron core; The 8-static contact component; The 9-electromagnetic assembly; The 91-central through hole; 10-magnetic pole seat; The 101-storage tank; The 102-scraps of paper that insulate.
Embodiment
A kind of embodiment to D.C. contactor of the present utility model elaborates below in conjunction with Figure of description:
As depicted in figs. 1 and 2, a kind of D.C. contactor, comprise the housing 5 that is provided with cavity, in described cavity, is disposed with from top to bottom moving contact component 4, static contact component 8 and electromagnetic assembly 9; Described static contact component 8 comprises fixed contact, and described moving contact component 4 comprises core bar 1 and is arranged on the moving contact 2 on core bar 1; It is cylindric that described core bar 1 in the present embodiment is ladder; Described electromagnetic assembly 9 is provided with central through hole 91, in described central through hole 91, is disposed with from top to bottom static iron core 6, moving iron core 7 and magnetic pole seat 10; Described static iron core 6 is provided with the axis hole 61 arranged with described central through hole 91 concentrics, described magnetic pole seat 10 and described housing 5 riveted joints; Described moving contact 2 is made one with described core bar 1, and the described moving contact 2 in the present embodiment is die cast as one with described core bar 1, in practical operation, also can adopt alternate manner to complete being connected of moving contact 2 and core bar 1; Described core bar 1 has first end 11 and the second end 12, and described first end 11 and the second end 12 are positioned at the both sides of described moving contact 2; On described first end 11, back-moving spring 3 is housed, described back-moving spring 3 and moving contact 2 insulation, the described axis hole 61 that the end of described the second end 12 is passed on described static iron core 6 contacts with described moving iron core 7 or is fixedly connected with described moving iron core 7; During described electromagnetic assembly 9 energising, described moving iron core 7 moves to close described static iron core 6 directions, and then the described moving contact 2 of described core bar 1 promotion is separated with fixed contact, and makes described back-moving spring 3 compressed.D.C. contactor of the present utility model rational in infrastructure, make one by described moving iron core 7 with core bar 1, when assembling, just need not simplify product structure by other parts, improved production efficiency.
In the present embodiment, described magnetic pole seat 10 is provided with storage tank 101 near an end of described moving iron core 7, described moving iron core 7 is located in described storage tank 101, between described magnetic pole seat 10 and moving iron core 7, be provided with the insulation scraps of paper 102, can effectively reduce the frictional force between magnetic pole seat 10 and moving iron core 7 by the insulation scraps of paper 102 are set.
Obviously, above-described embodiment of the present utility model is only for the utility model example clearly is described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (4)
1. a D.C. contactor, comprise the housing (5) that is provided with cavity, in described cavity, is disposed with from top to bottom moving contact component (4), static contact component (8) and electromagnetic assembly (9);
Described static contact component (8) comprises fixed contact, and described moving contact component (4) comprises core bar (1) and is arranged on the moving contact (2) on core bar (1);
Described electromagnetic assembly (9) is provided with central through hole (91), in described central through hole (91), is disposed with from top to bottom static iron core (6), moving iron core (7) and magnetic pole seat (10); Described static iron core (6) is provided with the axis hole (61) arranged with described central through hole (91) concentric, described magnetic pole seat (10) and described housing (5) riveted joint;
It is characterized in that: described moving contact (2) is made one with described core bar (1), and described core bar (1) has first end (11) and the second end (12), and described first end (11) and the second end (12) are positioned at the both sides of described moving contact (2);
Back-moving spring (3) is housed on described first end (11), described back-moving spring (3) and moving contact (2) insulation, the described axis hole (61) that the end of described the second end (12) is passed on described static iron core (6) contacts with described moving iron core (7) or is fixedly connected with described moving iron core (7);
In described electromagnetic assembly (9) when energising,, described moving iron core (7) is near the motion of described static iron core (6) direction, and then makes described core bar (1) promote described moving contact (2) to separate with fixed contact, and makes described back-moving spring (3) compressed.
2. D.C. contactor according to claim 1, it is characterized in that: described magnetic pole seat (10) is provided with storage tank (101) near an end of described moving iron core (7), described moving iron core (7) is located in described storage tank (101), between described magnetic pole seat (10) and moving iron core (7), is provided with the insulation scraps of paper (102).
3. D.C. contactor according to claim 1 and 2 is characterized in that: described moving contact (2) is die cast as one with described core bar (1).
4. D.C. contactor according to claim 1, it is characterized in that: it is cylindric that described core bar (1) is ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204267794U CN203312192U (en) | 2013-07-16 | 2013-07-16 | DC contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204267794U CN203312192U (en) | 2013-07-16 | 2013-07-16 | DC contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203312192U true CN203312192U (en) | 2013-11-27 |
Family
ID=49618379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204267794U Expired - Lifetime CN203312192U (en) | 2013-07-16 | 2013-07-16 | DC contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203312192U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109216117A (en) * | 2018-08-08 | 2019-01-15 | 三友联众集团股份有限公司 | A kind of contactor improvement type contact assembly |
| CN112071702A (en) * | 2020-09-04 | 2020-12-11 | 陈金枢 | Ceramic high-voltage direct-current contactor |
| CN112735917A (en) * | 2019-10-14 | 2021-04-30 | 昆山国力源通新能源科技有限公司 | Low-power consumption high-voltage direct current contactor |
-
2013
- 2013-07-16 CN CN2013204267794U patent/CN203312192U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109216117A (en) * | 2018-08-08 | 2019-01-15 | 三友联众集团股份有限公司 | A kind of contactor improvement type contact assembly |
| CN109216117B (en) * | 2018-08-08 | 2024-05-14 | 三友联众集团股份有限公司 | Improved contact assembly of contactor |
| CN112735917A (en) * | 2019-10-14 | 2021-04-30 | 昆山国力源通新能源科技有限公司 | Low-power consumption high-voltage direct current contactor |
| CN112735917B (en) * | 2019-10-14 | 2024-05-31 | 昆山国力源通新能源科技有限公司 | Low-power consumption high-voltage direct-current contactor |
| CN112071702A (en) * | 2020-09-04 | 2020-12-11 | 陈金枢 | Ceramic high-voltage direct-current contactor |
| CN112071702B (en) * | 2020-09-04 | 2022-11-25 | 陈金枢 | Ceramic high-voltage direct-current contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |