CN204348627U - Contactor - Google Patents
Contactor Download PDFInfo
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- CN204348627U CN204348627U CN201420747806.2U CN201420747806U CN204348627U CN 204348627 U CN204348627 U CN 204348627U CN 201420747806 U CN201420747806 U CN 201420747806U CN 204348627 U CN204348627 U CN 204348627U
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Abstract
A kind of contactor, comprises housing, is arranged on the electromagnet of housing bottom, movable core, fixed contact, contact support and the moving contact be arranged in contact support.Electromagnet comprises a coil and a fixed iron core; Fixed contact is separately positioned on the both sides of housing; Contact support is arranged on the middle part of housing; Moving contact comprise that contact bridge and two ends, contact bridge side arrange moving contact, contact bridge two ends moving contact is corresponding with the fixed contact of both sides fixed contact to be arranged; One end that contact is supported is connected with movable core; Movable core is corresponding with the electromagnet of housing bottom to be arranged; Electromagnet can drive the support of movable core band moving contact to move, and makes the fixed contact deciliter of contact bridge two ends moving contact and both sides fixed contact; Contact bridge two edge tail is bent to form arc leading angle to the opposite side of contact bridge, and the end after bending is a flat segments, and flat segments is adjacent to the surface of contact bridge.It is simple that the utility model provides a kind of structure, and technique is simple, and efficiency of assembling is high, the contactor that cost is low.
Description
Technical field
The utility model relates to Low Voltage Electrical Apparatus, particularly a kind of contactor.
Background technology
Contactor moving contact is primarily of contact bridge and contact composition.The contactor moving contact of existing rated operational current 65A and following specification is not with and is drawn arc leading angle, and arc quenching effect is poor, is unfavorable for product electrical endurance; Operating current 80A and above specification increase arc leading angle by welding manner, and efficiency is low, and reliability affects by welding quality.In addition, existing contactor construction is complicated, and efficiency of assembling is low.
Summary of the invention
The purpose of this utility model is the defect overcoming prior art, and provide a kind of structure simple, technique is simple, and efficiency of assembling is high, the contactor that cost is low.
For achieving the above object, the utility model have employed following technical scheme:
A kind of contactor, comprises housing, is arranged on the electromagnet 22 of housing bottom, movable core 41, fixed contact 12, and contact support 4 and the moving contact 5 be arranged in contact support 4, is characterized in that: electromagnet 22 comprises a coil 23 and a fixed iron core 24; Fixed contact 12 is separately positioned on the both sides of housing; Contact support 4 is arranged on the middle part of housing; Moving contact 5 comprise that contact bridge 51 and two ends, contact bridge 51 side arrange moving contact, contact bridge 51 two ends moving contact is corresponding with the fixed contact of both sides fixed contact 12 to be arranged; One end of contact support 4 is connected with movable core 41; Movable core 41 is corresponding with the electromagnet 22 of housing bottom to be arranged; Electromagnet 22 can drive movable core 41 to be with moving contact support 4 to move, and makes the fixed contact deciliter of contact bridge 51 two ends moving contact and both sides fixed contact 12; Contact bridge 51 liang of edge tails are bent to form arc leading angle 52 to the opposite side of contact bridge 51, and the end after bending is a flat segments 53, and flat segments 53 is adjacent to the surface of contact bridge 51.
Further, arc leading angle 52 exceeds the upper surface of flat segments 53.
Further, arc leading angle 52 has the arc ignition face of semicircular arc.
Further, also comprise spring 8, the two side of the contact bridge 51 of moving contact 5 is provided with supports 4 snap-fit grooves be connected 511 with contact; One end of contact bridge 51 is provided with the convex closure 512 be connected with spring 8.
Further, described convex closure 512 top is plane, and the end be connected with spring 8 is provided with arc angling.Further, described housing comprises base 21, pedestal 11 and top cover 3; Described electromagnet 22 is arranged in base 21; Fixed contact 12 is arranged on the both sides of pedestal 11, and contact support 4 is arranged on the middle part of pedestal 11, and top cover 3 is fixedly connected with pedestal 11 one end, and pedestal 11 other end is fixedly connected with base 21; Described contactor comprises many group fixed contacts 12 and moving contact 5, and the both sides of described pedestal 11 are provided with interpolar dividing plate 13, forms the unit cavity 14 holding and often organize fixed contact 12 and corresponding moving contact 5 between interpolar dividing plate 13.
Further, also comprise be installed on pedestal 11 both sides two independently terminations 6, be provided with in termination 6 and organize junction block more, be provided with the space allowing interpolar dividing plate 13 to pass through between junction block, termination 6 is arranged at through interpolar dividing plate 13 both sides that contact supports 4; One end of pedestal 11 both sides fixed contact 12 is inserted the junction block in the termination 6 of two, both sides respectively and is fixedly connected with termination 6 with screw.
Further, contact support 4 is provided with supporter 42 near one end of top cover 3; Top cover 3 is provided with the installing hole allowing supporter 42 pass, and top cover 3 is provided with the connection buckle 31 that mounting is installed in the both sides of installing hole.
Further, described contact support 4 is provided with the contact cavities of installing moving contact 5, and moving contact 5 is through contact cavities, and contact bridge 51 liang of terminal contacts stretch out respectively and are positioned at the both sides that contact supports 4.
Further, also comprise reaction spring 7, in the middle part of described fixed iron core 24, the electromagnetic mechanism that coil 23 forms contactor is set; Be set with reaction spring 7 in the middle part of described movable core 41, it is inner that reaction spring 7 is placed in coil 23, forms the counter-force mechanism of contactor.
Contactor construction of the present utility model is simply compact, efficiency of assembling is high, first then bending is carried out to two edge tail punching presses of contact bridge by utilizing the mechanical performance feature of contact bridge material itself and add arc leading angle, striking is carried out by arc leading angle, arc leading angle is increased without the need to adopting welding manner, production technology is simple, and arc quenching effect is good, and arc extinction performance is stablized.
Accompanying drawing explanation
Fig. 1 is the partial internal structure schematic diagram of the utility model contactor;
Fig. 2 is the planar structure schematic diagram of the utility model moving contact;
Fig. 3 is the perspective view of the utility model moving contact.
Embodiment
Below in conjunction with the embodiment that accompanying drawing 1 to 3 provides, further illustrate the embodiment of the utility model contactor.The utility model contactor is not limited to the description of following examples.
As Figure 1-3, the utility model contactor, comprises housing, is arranged on the electromagnet 22 of housing bottom, movable core 41, fixed contact 12, contact support 4 and the moving contact 5 be arranged in contact support 4.Electromagnet 22 comprises a coil 23 and a fixed iron core 24; Fixed contact 12 is separately positioned on the both sides of housing; Contact support 4 is arranged on the middle part of housing; Moving contact 5 comprise that contact bridge 51 and two ends, contact bridge 51 side arrange moving contact, contact bridge 51 two ends moving contact is corresponding with the fixed contact of both sides fixed contact 12 to be arranged; One end of contact support 4 is connected with movable core 41; Movable core 41 is corresponding with the electromagnet 22 of housing bottom to be arranged; Electromagnet 22 can drive movable core 41 to be with moving contact support 4 to move, and makes the fixed contact deciliter of contact bridge 51 two ends moving contact and both sides fixed contact 12; Contact bridge 51 liang of edge tails are bent to form arc leading angle 52 to the opposite side of contact bridge 51, and the end after bending is a flat segments 53, and flat segments 53 is adjacent to the surface of contact bridge 51.
As Figure 2-3, contact bridge 51 liang of edge tails bend to the first punching press of opposite side of contact bridge 51 again, and bending process goes out arc leading angle 52, and the end after bending is a flat segments 53, and flat segments 53 is adjacent to the surface of contact bridge 51.Arc leading angle 52 slightly exceeds the upper surface of flat segments 53, has the arc ignition face of semicircular arc, can effectively improve striking effect.Contactor of the present utility model adds arc leading angle by utilizing the mechanical performance feature of contact bridge material itself first then to carry out bending to two edge tail punching presses of contact bridge, striking is carried out by arc leading angle, arc leading angle is increased without the need to adopting welding manner, production technology is simple, arc quenching effect is good, and arc extinction performance is stablized.
Can see from the partial internal structure schematic diagram of Fig. 1 the utility model contactor, the utility model contactor, comprise base assembly 2, base assembly 1 and top cover 3.Described base assembly 2 comprises base 21, is arranged on the electromagnet 22 in base 21; Electromagnet 22 comprises a coil 23 and a fixed iron core 24; Base assembly 1 comprises pedestal 11 and the fixed contact 12 be arranged in pedestal 11 and contact and supports 4; Described housing comprises base 21, pedestal 11 and top cover 3; Fixed contact 12 is arranged on the both sides of pedestal 11, and contact support 4 is arranged on the middle part of pedestal 11, and contact support 4 is provided with moving contact 5; One end of contact support 4 is connected with movable core 41; Top cover 3 is fixedly connected with pedestal 11 one end, and pedestal 11 other end is fixedly connected with base 21.Single interpolar dividing plate 13 is equipped with in the both sides of pedestal 11, the unit cavity 14 holding and often organize fixed contact 12 and corresponding moving contact 5 is formed between interpolar dividing plate 13, both sides form three unit cavitys 14 respectively, described contactor comprises many group fixed contacts 12 and moving contact 5, and the moving contact 5 that described often group cooperatively interacts and fixed contact 12 are arranged in two relative unit cavitys 14 of both sides by separation respectively; The middle part of pedestal 11 is provided with a contact and supports 4, and contact support 4 is arranged three contact bridges 51, contact support 4 drives contact bridge 51 to move up and down and moving contact and fixed contact is contacting and separating, realizes connection and the disjunction of contactor; In pedestal 11, the number of unit cavity 14 is relevant with the number of poles of contactor, and triple pole contactor both sides are provided with six unit cavitys 14, four pole contactor altogether and are then provided with eight unit cavitys 14 altogether.Described interpolar dividing plate 13 is separated be arranged in different unit cavitys 14 by often being organized moving contact 5 and fixed contact 12, effectively blocks the combustion range of fiery arc, improves arc quenching effect.Described base assembly 1 also comprises be installed on pedestal 11 both sides two independently terminations 6, be provided with in termination 6 and organize junction block more, be provided with the space allowing interpolar dividing plate 13 to pass through between junction block, termination 6 is arranged at through interpolar dividing plate 13 both sides that contact supports 4; Be fixedly connected with termination 6 with screw in the junction block that one end of pedestal 11 both sides fixed contact 12 inserts two terminations 6 in both sides respectively; Termination 6 is simply compact with the syndeton of pedestal 11, and both sides termination 6 is reliably fixed on the base 11.
As Figure 1-3, the two side of the contact bridge 51 of described moving contact 5 is provided with and supports 4 snap-fit grooves be connected 511 with contact; One end of contact bridge 51 is provided with the convex closure 512 be connected with spring 8; Described contact support 4 is provided with the contact cavities of installing moving contact 5, and moving contact 5 is through contact cavities, and contact bridge 51 liang of terminal contacts stretch out respectively and are positioned at the both sides that contact supports 4; During installation, moving contact 5 first passes perpendicularly through contact cavities, then keep flat, snap-fit grooves 511 on the two side of contact bridge 51 withholds the two ends sidewall of contact cavities, the convex closure 512 of contact bridge 51 is connected with spring 8, the other end of spring 8 props up the upper wall of contact cavities, completes the installation to moving contact 5, and spring 8 provides the elasticity excess of stroke for moving contact 5.Described convex closure 512 top is plane, and the end be connected with spring 8 is provided with the arc angling being convenient to be connected with spring 8, and this kind of structure of convex closure makes with the connection of spring 8 more stable.Contact support 4 is provided with supporter 42 near one end of top cover 3; Top cover 3 is provided with the installing hole allowing supporter 42 pass; The supporter 42 of contact support 4 can pass from the installing hole of top cover 3 and mount with the moving component of the annex of contactor as auxiliary contact group, the first-class module of air time delay; Be provided with in the both sides of installing hole and mount for contactor and other accessories the connection buckle 31 installed.
As shown in Figure 1, in the middle part of described fixed iron core 24, the electromagnetic mechanism that coil 23 forms contactor is set; Be set with reaction spring 7 in the middle part of described movable core 41, it is inner that reaction spring 7 is placed in coil 23, forms the counter-force mechanism of contactor.Described fixed iron core 24 and movable core 41 are all E type structures, and fixed iron core 24 and movable core 41 opening are oppositely arranged, and fixed iron core 24 is fixed in base 21, and the middle part of fixed iron core 24 is provided with coil; One end of movable core 41 is fixedly connected with contact support 4, and the middle column sleeve of movable core 41 has reaction spring 7, and movable core 41 and fixed iron core 24 lay respectively at two of coil 23.When contactor works, fixing fixed iron core 24 and movable core 41 adhesive, movable core 41 drives connected contact support 4 to move up and down, and drives contact bridge 51 to move up and down simultaneously and moving contact and fixed contact are contacting and separating, realize connection and the disjunction of contactor.
During installation, electromagnet 22 is fixed in base 21, fixed contact 12 is fixedly mounted on the both sides of pedestal 11, one end, middle part that contact support 4 is arranged on pedestal 11 is connected with movable core, two terminations 6 are arranged at through pedestal 11 both sides interpolar dividing plate 13 both sides that contact supports 4, pedestal 11 one end is fixedly connected with base 21, and the other end is fixedly connected with top cover 3, and contact supports that the other end supporter 42 of 4 is through the installing hole of top cover 3.The housing of contactor of the present utility model comprises base 21, pedestal 11 and top cover 3, and each element is assemblied in base and pedestal respectively, and form corresponding base assembly 2, base assembly 1, simple and compact for structure, efficiency of assembling is high.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. a contactor, comprise housing, be arranged on the electromagnet (22) of housing bottom, movable core (41), fixed contact (12), the moving contact (5) that contact is supported (4) and is arranged in contact support (4), is characterized in that: electromagnet (22) comprises a coil (23) and a fixed iron core (24); Fixed contact (12) is separately positioned on the both sides of housing; Contact supports that (4) are arranged on the middle part of housing; Moving contact (5) comprise that contact bridge (51) and contact bridge (51) two ends, side arrange moving contact, contact bridge (51) two ends moving contact is corresponding with the fixed contact of both sides fixed contact (12) to be arranged; Contact supports that the one end of (4) is connected with movable core (41); Movable core (41) is corresponding with the electromagnet (22) of housing bottom to be arranged; Electromagnet (22) can drive movable core (41) to be with moving contact support (4) mobile, makes the fixed contact deciliter of contact bridge (51) two ends moving contact and both sides fixed contact (12); Contact bridge (51) two edge tail is bent to form arc leading angle (52) to the opposite side of contact bridge (51), end after bending is a flat segments (53), and flat segments (53) is adjacent to the surface of contact bridge (51).
2. contactor according to claim 1, is characterized in that: arc leading angle (52) exceeds the upper surface of flat segments (53).
3. contactor according to claim 1, is characterized in that: arc leading angle (52) has the arc ignition face of semicircular arc.
4. contactor according to claim 1, it is characterized in that: also comprise spring (8), the two side of the contact bridge (51) of moving contact (5) is provided with the snap-fit grooves (511) be connected with contact support (4); One end of contact bridge (51) is provided with the convex closure (512) be connected with spring (8).
5. contactor according to claim 4, is characterized in that: described convex closure (512) top is plane, and the end be connected with spring (8) is provided with arc angling.
6. contactor according to claim 1, is characterized in that: described housing comprises base (21), pedestal (11) and top cover (3); Described electromagnet (22) is arranged in base (21); Fixed contact (12) is arranged on the both sides of pedestal (11), contact supports that (4) are arranged on the middle part of pedestal (11), top cover (3) is fixedly connected with pedestal (11) one end, and pedestal (11) other end is fixedly connected with base (21); Described contactor comprises organizes fixed contact (12) and moving contact (5) more, the both sides of described pedestal (11) are provided with interpolar dividing plate (13), form the unit cavity (14) holding and often organize fixed contact (12) and corresponding moving contact (5) between interpolar dividing plate (13).
7. contactor according to claim 6, it is characterized in that: also comprise be installed on pedestal (11) both sides two independently terminations (6), be provided with in termination (6) and organize junction block more, be provided with the space allowing interpolar dividing plate (13) to pass through between junction block, termination (6) is arranged at the both sides of contact support (4) through interpolar dividing plate (13); One end of pedestal (11) both sides fixed contact (12) is inserted the junction block in the termination (6) of two, both sides respectively and is fixedly connected with termination (6) with screw.
8. contactor according to claim 6, is characterized in that: contact support (4) is provided with supporter (42) near one end of top cover (3); Top cover (3) is provided with the installing hole allowing supporter (42) pass, and top cover (3) is provided with the connection buckle (31) that mounting is installed in the both sides of installing hole.
9. according to the arbitrary described contactor of claim 1-8, it is characterized in that: described contact support (4) is provided with the contact cavities of installing moving contact (5), moving contact (5) is through contact cavities, and contact bridge (51) two terminal contacts stretches out the both sides being positioned at contact support (4) respectively.
10. according to the arbitrary described contactor of claim 1-8, it is characterized in that: also comprise reaction spring (7), described fixed iron core (24) middle part arranges the electromagnetic mechanism that coil (23) forms contactor; Described movable core (41) middle part suit reaction spring (7), it is inner that reaction spring (7) is placed in coil (23), forms the counter-force mechanism of contactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420747806.2U CN204348627U (en) | 2014-12-02 | 2014-12-02 | Contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420747806.2U CN204348627U (en) | 2014-12-02 | 2014-12-02 | Contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204348627U true CN204348627U (en) | 2015-05-20 |
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ID=53231879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420747806.2U Active CN204348627U (en) | 2014-12-02 | 2014-12-02 | Contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204348627U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057602A (en) * | 2016-08-10 | 2016-10-26 | 李蕊名 | Structure apparatus capable of improving contact breaking capacity |
| CN106409615A (en) * | 2016-11-01 | 2017-02-15 | 太仓美宅姬娱乐传媒有限公司 | Electromagnetic switch |
| CN106783413A (en) * | 2016-12-14 | 2017-05-31 | 德力西电气有限公司 | A kind of contact bridge with arc leading angle is reinforced |
| CN108010804A (en) * | 2018-01-08 | 2018-05-08 | 行驱电气（上海）有限公司 | A kind of direct-push single-point magnetic latching relay |
| CN108417450A (en) * | 2018-04-28 | 2018-08-17 | 天津京人电器有限公司 | Single-break direct-acting contactor |
| CN108922825A (en) * | 2018-06-15 | 2018-11-30 | 湖北德普电气股份有限公司 | A kind of multiple spot rotaing contactor control system |
-
2014
- 2014-12-02 CN CN201420747806.2U patent/CN204348627U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057602A (en) * | 2016-08-10 | 2016-10-26 | 李蕊名 | Structure apparatus capable of improving contact breaking capacity |
| CN106057602B (en) * | 2016-08-10 | 2018-05-15 | 李蕊名 | A kind of constructional device for improving contact breaking capacity |
| CN106409615A (en) * | 2016-11-01 | 2017-02-15 | 太仓美宅姬娱乐传媒有限公司 | Electromagnetic switch |
| CN106409615B (en) * | 2016-11-01 | 2018-08-03 | 太仓美宅姬娱乐传媒有限公司 | A kind of electromagnetic switch |
| CN106783413A (en) * | 2016-12-14 | 2017-05-31 | 德力西电气有限公司 | A kind of contact bridge with arc leading angle is reinforced |
| CN106783413B (en) * | 2016-12-14 | 2020-12-08 | 德力西电气有限公司 | Contact bridge with reinforced arc striking angle |
| CN108010804A (en) * | 2018-01-08 | 2018-05-08 | 行驱电气（上海）有限公司 | A kind of direct-push single-point magnetic latching relay |
| CN108417450A (en) * | 2018-04-28 | 2018-08-17 | 天津京人电器有限公司 | Single-break direct-acting contactor |
| CN108922825A (en) * | 2018-06-15 | 2018-11-30 | 湖北德普电气股份有限公司 | A kind of multiple spot rotaing contactor control system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |