CN202159634U - Contactor provided with plastic clamping piece for fixing static contact - Google Patents
Contactor provided with plastic clamping piece for fixing static contact Download PDFInfo
- Publication number
- CN202159634U CN202159634U CN2011202210769U CN201120221076U CN202159634U CN 202159634 U CN202159634 U CN 202159634U CN 2011202210769 U CN2011202210769 U CN 2011202210769U CN 201120221076 U CN201120221076 U CN 201120221076U CN 202159634 U CN202159634 U CN 202159634U
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- Prior art keywords
- pedestal
- contact plate
- installing hole
- boss
- fixed contact
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- 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.)
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Abstract
The utility model discloses a contactor provided with a plastic clamping piece for fixing a static contact. The contactor comprises a static contact assembly, a pedestal and the plastic clamping piece; wherein the plastic clamping piece is U-shaped; two sides at a middle-lower part of a contact plate are respectively provided with a gap retracted along the width direction, a lower edge of the gap is extended outside of the pedestal, an upper edge of the gap is retained in an installing hole; two ends of an opening part of the plastic clamping piece are respectively clamped in the gaps at two sides of the contact plate and arranged between a lower hole edge of the installing hole of the pedestal and the lower edge of the gap of the contact plate in an interference fit way; and a closing part of the plastic clamping piece is fit in a clamping groove of a boss at the lower hole edge of the installing hole of the pedestal. According to the contactor of the utility model, by adopting the plastic clamping piece to perform the position restricting for the middle-lower part of the contact plate, utilization rate of copper materials of the contact plate can be greatly raised, thereby reducing component and product cost, and raising market competitiveness of the products.
Description
Technical field
The utility model relates to a kind of contactor, particularly relates to a kind of fixedly contactor of fixed contact of plastics fastener that adopts.
Background technology
Contactor is a kind of control apparatus of automation, and it is to utilize coil to flow through electric current to produce magnetic field, makes contact closure, to reach the electrical equipment of control load.Contactor is made up of electromagnetic system, contact system, arc-control device, insulation crust and annex etc. usually; Electromagnetic system has generally comprised solenoid, moving iron core and static iron core; Contact system includes moving contact; Moving contact normally with the connect together mutual interlock of moving iron core, arc-control device is commonly used to rapid breaking arc, avoids burning out contact system.After the solenoid energising of contactor; Can produce very strong magnetic field, make static iron core produce electromagnetic attraction and attract moving iron core, moving iron core is inhaled and when static iron core, has been driven the moving contact action; Make the moving contact of moving contact contact, thereby connect load power source with corresponding fixed contact; When solenoid cut off the power supply, magnetic field suction disappeared, and moving iron core interlock part relies on the reaction force of spring and separates, and moving contact is broken off, and promptly the moving contact of moving contact is separated with corresponding fixed contact, thereby cuts off load power source.Contactor includes the fixed contact assembly, and the fixed contact assembly generally is made up of contact plate and fixed contact, and fixed contact is fixed on the contact plate, and contact plate then is to be fixed on the pedestal, whole fixed contact assembly is fixed on the pedestal and matches with moving contact component.Fig. 1 is a kind of fixed contact assembly of prior art and the syndeton sketch map between the pedestal; The fixed contact assembly comprise contact plate 1 ' with fixed contact 10 '; Pedestal 2 ' on be provided with installing hole 21 ', when the fixed contact assembly of contactor be designed to vertical mode pass through pedestal 2 ' installing hole 21 ' and require when fastening, common mode be at the fixed contact assembly contact plate 1 ' the both sides, top leave upper shoulder 11 '; Contact plate 1 ' upper shoulder 11 ' the lower surface be resisted against installing hole 21 ' the upper end hole limit; The part of getting out of a predicament or an embarrassing situation of exposing pedestal to contact plate 1 ' end rive become two laterally the italic structures 12 of fork ', make italic structure 12 ' be resisted against installing hole 21 ' following stomidium limit, by contact plate 1 ' upper shoulder 11 ' with italic structure 12 ' to installing hole 21 ' upper and lower stomidium limit carry out clamping; Thereby make contact plate 1 ' be fixed on pedestal 2 ' installing hole 21 ' in; This structure, the shoulder 11 on contact plate 1 ' top ' can take the effective area of contact plate material (being generally copper coin) reduces the material utilization rate; The step of bottom can increase contact plate 1 ' width, thereby increase the consumption of contact plate material.
The utility model content
The purpose of the utility model is to overcome the deficiency of prior art; A kind of fixedly contactor of fixed contact of plastics fastener that adopts is provided; Be to be provided with on the top of the contact plate of fixed contact assembly to carry out spacingly along the convex closure of thickness direction, it is spacing then to adopt the holding of plastics fastener to carry out in the middle and lower part of contact plate, makes the contact plate both sides that the shoulder of protrusion need not be set; Regular shape; And improved the utilance of contact plate copper product greatly, thus reduced parts and product cost, the competitiveness of product in market is improved.
The utility model solves the technical scheme that its technical problem adopted: a kind of fixedly contactor of fixed contact of plastics fastener that adopts comprises fixed contact assembly and pedestal; The fixed contact assembly comprises contact plate and is fixed on the fixed contact on the contact plate; Pedestal is provided with installing hole; Contact plate is inserted in the installing hole of pedestal;
Also comprise a plastics fastener, this plastics fastener is the U-shaped shape; Both sides in the middle and lower part of contact plate are respectively equipped with a breach along the Width retraction, and stretch out beyond pedestal the breach lower edge, and the breach upper edge is retained in the installing hole of pedestal; The two ends of the peristome of plastics fastener be placed in respectively contact plate both sides breach and be interference fitted between the breach lower edge of following stomidium limit and contact plate of installing hole of pedestal; The portion of remaining silent of plastics fastener is engaged in the draw-in groove of boss on following stomidium limit of installing hole of pedestal.
The convex closure that is respectively equipped with one in the both sides, top of contact plate punching out goes out on thickness direction, the bottom face of convex closure is resisted against the upper end hole limit of the installing hole of pedestal.
Two side direction sides are respectively equipped with a convex shoulder on the top of contact plate, and the bottom face of convex shoulder is resisted against the upper end hole limit of the installing hole of pedestal.
The boss on the following stomidium limit of the installing hole of said pedestal surrounds the draw-in groove of said boss by constituting near first boss of installing hole and second boss in first boss outside between first boss and second boss.
Section is respectively equipped with the arc notch that makes these two ends be easy to bend in the two ends of the peristome of said plastics fastener.
Described arc notch is located at the upper and lower sides of every end respectively, and is symmetrical distribution.
The two ends institute opposed inside face of the peristome of described plastics fastener is respectively equipped with a step, and the two ends of the peristome of plastics fastener utilize step that the breach of the both sides of contact plate is formed clamping.
The 3rd boss of the two ends institute opposite external side face of two peristomes that are used for withstanding the plastics fastener is also established on the following stomidium limit of the installing hole of said pedestal.
A kind of fixedly contactor of fixed contact of plastics fastener that adopts of the utility model, the contact plate in the fixed contact assembly is designed to the shape of both sides, middle and lower part leaving certain gaps uncovered by the economic plan, and contact plate is packed into behind the pedestal; Be after the contact plate plug-in mounting is gone into the installing hole of pedestal; It is spacing that the top of contact plate utilizes the convex closure of two punching out on thickness direction to carry out, and contact plate can not be moved down with respect to pedestal in the installing hole of pedestal, and stretch out beyond pedestal the breach lower edge of contact plate; The breach upper edge is retained in the installing hole of pedestal; Be the fixing contact plate of fixed contact assembly, do not allow it can upwards produce motion in the longitudinal direction, then utilize the fastener of a plastic production; This plastics fastener is the U-shaped shape; The two ends of the peristome of plastics fastener be placed in respectively contact plate both sides breach and be interference fitted between the breach lower edge of following stomidium limit and contact plate of installing hole of pedestal, promptly snap in the breach of contact plate of fixed contact assembly with the interference fit of appropriateness, the portion of remaining silent of plastics fastener then is engaged in the draw-in groove of boss on following stomidium limit of installing hole of pedestal; The portion of remaining silent that is the plastics fastener is withstood by first boss on the pedestal and second boss, drops to avoid it.Section is respectively equipped with the arc notch that makes these two ends be easy to bend in the two ends of the peristome of plastics fastener, like this can be convenient for assembly.
The beneficial effect of the utility model is, owing to adopted the convex closure that is respectively equipped with in the both sides, top of contact plate punching out goes out on thickness direction, the bottom face of convex closure is resisted against the upper end hole limit of the installing hole of pedestal; Both sides in the middle and lower part of contact plate are respectively equipped with a breach along the Width retraction, and stretch out beyond pedestal the breach lower edge, and the breach upper edge is retained in the installing hole of pedestal; With the plastics fastener of a U-shaped shape, the two ends of the peristome of plastics fastener be placed in respectively contact plate both sides breach and be interference fitted between the breach lower edge of following stomidium limit and contact plate of installing hole of pedestal; The portion of remaining silent of plastics fastener is engaged in the draw-in groove of boss on following stomidium limit of installing hole of pedestal.This structure; Can steadily contact plate be fixed in the installing hole of pedestal, make the contact plate both sides that the shoulder of protrusion, regular shape need not be set; This structure is through adopting the holding of plastics fastener to carry out spacing in the middle and lower part of contact plate; Improved the utilance of contact plate copper product greatly, thereby reduced parts and product cost, the competitiveness of product in market is improved.
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain; But the utility model a kind of adopt the plastics fastener fixedly the contactor of fixed contact be not limited to embodiment.
Description of drawings
Fig. 1 is the fixed contact assembly of prior art contactor and the assembling sketch map of pedestal;
Fig. 2 is the organigram of the fixed contact assembly of the utility model;
Fig. 3 is the organigram of the fixed contact assembly (revolve and turn to another direction) of the utility model;
Fig. 4 is the organigram of the plastics fastener of the utility model;
Fig. 5 is assembling (bottom-up) sketch map of fixed contact assembly, pedestal and the plastics fastener of the utility model;
Fig. 6 is assembling (bottom-up, and rotate a direction with respect to Fig. 5) sketch map of fixed contact assembly, pedestal and the plastics fastener of the utility model.
Embodiment
Embodiment, to shown in Figure 6, a kind of fixedly contactor of fixed contact of plastics fastener that adopts of the utility model comprises fixed contact assembly 1 and pedestal 2 referring to Fig. 2; Fixed contact assembly 1 comprises contact plate 11 and is fixed on the fixed contact 12 on the contact plate; Pedestal 2 is provided with installing hole 21; Contact plate 11 is inserted in the installing hole 21 of pedestal;
Also comprise a plastics fastener 3, this plastics fastener 3 is the U-shaped shape; Both sides in the middle and lower part of contact plate 11 are respectively equipped with a breach 112 along the Width retraction, and stretch out beyond pedestal 2 breach 112 lower edges, and breach 112 upper edges are retained in the installing hole 21 of pedestal; The two ends 31 of the peristome of plastics fastener be placed in respectively contact plate both sides breach 112 and be interference fitted between breach 112 lower edges of following stomidium limit and contact plate of installing hole 21 of pedestal; The portion of remaining silent 32 of plastics fastener 3 is engaged in the draw-in groove of boss on following stomidium limit of installing hole 21 of pedestal.
Wherein,
The convex closure 111 that is respectively equipped with one in the both sides, top of contact plate 11 punching out goes out on thickness direction, the bottom face of convex closure 111 is resisted against the upper end hole limit of the installing hole 21 of pedestal 2; Certainly; The location structure of both sides, top also can be other a kind of structure, that is, two side direction sides are respectively equipped with a convex shoulder on the top of contact plate; The bottom face of convex shoulder is resisted against the upper end hole limit of the installing hole of pedestal, promptly adopt prior art the shoulder structure (as the upper shoulder 11 of Fig. 1 ');
The boss on the following stomidium limit of the installing hole of said pedestal surrounds the draw-in groove of said boss by constituting near first boss 22 of installing hole 21 and second boss 23 in first boss outside between first boss 22 and second boss 23;
Section is respectively equipped with the arc notch 311 that makes these two ends be easy to bend in the two ends 31 of the peristome of said plastics fastener;
Described arc notch 311 is located at the upper and lower sides of every end 31 respectively, and is symmetrical distribution;
31 the opposed inside faces in the two ends of the peristome of described plastics fastener 3 are respectively equipped with a step 312, and the two ends of the peristome of plastics fastener utilize the breach 112 of the both sides of 312 pairs of contact plates of step to form clamping;
The 3rd boss 24 of the two ends institute opposite external side face of two peristomes that are used for withstanding the plastics fastener is also established on the following stomidium limit of the installing hole 21 of said pedestal.
A kind of fixedly contactor of fixed contact of plastics fastener that adopts of the utility model; Contact plate 11 in the fixed contact assembly 1 is designed to the shape of both sides, middle and lower part leaving certain gaps uncovered by the economic plan 112; Contact plate 11 is packed into behind the pedestal 2, and after promptly contact plate 11 plug-in mountings were gone into the installing hole 21 of pedestal, the top of contact plate 11 utilized the convex closure 111 of two punching out on thickness direction to carry out spacing; Contact plate 11 can not be moved down with respect to pedestal 2 in the installing hole 21 of pedestal; Stretch out beyond pedestal 2 the breach lower edge of contact plate 11, and the breach upper edge is retained in the installing hole 21 of pedestal, is the fixing contact plate 11 of fixed contact assembly; Do not allow it can upwards produce motion in the longitudinal direction; Then utilize the fastener of a plastic production, this plastics fastener 3 is the U-shaped shape, the two ends 31 of the peristome of plastics fastener 3 be placed in respectively contact plate both sides breach 112 and be interference fitted between the breach lower edge of following stomidium limit and contact plate of installing hole of pedestal; Promptly snap in the breach 112 of contact plate of fixed contact assembly with the interference fit of appropriateness; 32 in the portion of remaining silent of plastics fastener is engaged in the draw-in groove of boss on following stomidium limit of installing hole of pedestal, and promptly the portion of remaining silent of plastics fastener is withstood by first boss 22 on the pedestal and second boss 23, drops to avoid it.Section is respectively equipped with the arc notch 311 that makes these two ends be easy to bend in the two ends of the peristome of plastics fastener, like this can be convenient for assembly.
The foregoing description only is used for further specifying a kind of fixedly contactor of fixed contact of plastics fastener that adopts of the utility model; But the utility model is not limited to embodiment; Every technical spirit according to the utility model all falls in the protection range of the utility model technical scheme any simple modification, equivalent variations and modification that above embodiment did.
Claims (8)
1. one kind is adopted the fixedly contactor of fixed contact of plastics fastener, comprises fixed contact assembly and pedestal; The fixed contact assembly comprises contact plate and is fixed on the fixed contact on the contact plate; Pedestal is provided with installing hole; Contact plate is inserted in the installing hole of pedestal; It is characterized in that:
Also comprise a plastics fastener, this plastics fastener is the U-shaped shape; Both sides in the middle and lower part of contact plate are respectively equipped with a breach along the Width retraction, and stretch out beyond pedestal the breach lower edge, and the breach upper edge is retained in the installing hole of pedestal; The two ends of the peristome of plastics fastener be placed in respectively contact plate both sides breach and be interference fitted between the breach lower edge of following stomidium limit and contact plate of installing hole of pedestal; The portion of remaining silent of plastics fastener is engaged in the draw-in groove of boss on following stomidium limit of installing hole of pedestal.
2. employing plastics fastener according to claim 1 is the contactor of fixed contact fixedly, it is characterized in that: the convex closure that is respectively equipped with in the both sides, top of contact plate punching out goes out on thickness direction, the bottom face of convex closure is resisted against the upper end hole limit of the installing hole of pedestal.
3. employing plastics fastener according to claim 1 is the contactor of fixed contact fixedly, it is characterized in that: two side direction sides are respectively equipped with a convex shoulder on the top of contact plate, and the bottom face of convex shoulder is resisted against the upper end hole limit of the installing hole of pedestal.
4. according to the fixing contactor of fixed contact of claim 2 or 3 described employing plastics fasteners; It is characterized in that: the boss on the following stomidium limit of the installing hole of said pedestal surrounds the draw-in groove of said boss by constituting near first boss of installing hole and second boss in first boss outside between first boss and second boss.
5. according to the fixing contactor of fixed contact of claim 2 or 3 described employing plastics fasteners, it is characterized in that: section is respectively equipped with the arc notch that makes these two ends be easy to bend in the two ends of the peristome of said plastics fastener.
6. employing plastics fastener according to claim 5 is the contactor of fixed contact fixedly, and it is characterized in that: described arc notch is located at the upper and lower sides of every end respectively, and is symmetrical distribution.
7. according to the fixing contactor of fixed contact of claim 2 or 3 described employing plastics fasteners; It is characterized in that: the two ends institute opposed inside face of the peristome of described plastics fastener is respectively equipped with a step, and the two ends of the peristome of plastics fastener utilize step that the breach of the both sides of contact plate is formed clamping.
8. according to the fixing contactor of fixed contact of claim 2 or 3 described employing plastics fasteners, it is characterized in that: the 3rd boss of the two ends institute opposite external side face of two peristomes that are used for withstanding the plastics fastener is also established on the following stomidium limit of the installing hole of said pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202210769U CN202159634U (en) | 2011-06-27 | 2011-06-27 | Contactor provided with plastic clamping piece for fixing static contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202210769U CN202159634U (en) | 2011-06-27 | 2011-06-27 | Contactor provided with plastic clamping piece for fixing static contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202159634U true CN202159634U (en) | 2012-03-07 |
Family
ID=45767260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202210769U Expired - Lifetime CN202159634U (en) | 2011-06-27 | 2011-06-27 | Contactor provided with plastic clamping piece for fixing static contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202159634U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856121A (en) * | 2011-06-27 | 2013-01-02 | 厦门宏美电子有限公司 | Contactor capable of fixing static contact through plastic clamping element |
| CN103681110A (en) * | 2013-12-05 | 2014-03-26 | 德力西电气有限公司 | Contact plate fixing structure |
| CN103681112A (en) * | 2013-12-05 | 2014-03-26 | 德力西电气有限公司 | Contact plate fixing structure |
| CN103681111A (en) * | 2013-12-05 | 2014-03-26 | 德力西电气有限公司 | Contact plate fixing structure |
| WO2015081843A1 (en) * | 2013-12-05 | 2015-06-11 | 德力西电气有限公司 | Contact plate fixing structure |
-
2011
- 2011-06-27 CN CN2011202210769U patent/CN202159634U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102856121A (en) * | 2011-06-27 | 2013-01-02 | 厦门宏美电子有限公司 | Contactor capable of fixing static contact through plastic clamping element |
| CN102856121B (en) * | 2011-06-27 | 2015-08-26 | 厦门宏发开关设备有限公司 | A kind of contactor adopting plastics fastener to fix fixed contact |
| CN103681110A (en) * | 2013-12-05 | 2014-03-26 | 德力西电气有限公司 | Contact plate fixing structure |
| CN103681112A (en) * | 2013-12-05 | 2014-03-26 | 德力西电气有限公司 | Contact plate fixing structure |
| CN103681111A (en) * | 2013-12-05 | 2014-03-26 | 德力西电气有限公司 | Contact plate fixing structure |
| WO2015081843A1 (en) * | 2013-12-05 | 2015-06-11 | 德力西电气有限公司 | Contact plate fixing structure |
| CN103681112B (en) * | 2013-12-05 | 2015-12-30 | 德力西电气有限公司 | Contact plate fixed structure |
| CN103681111B (en) * | 2013-12-05 | 2016-01-06 | 德力西电气有限公司 | Contact plate fixed structure |
| RU2619764C1 (en) * | 2013-12-05 | 2017-05-18 | Деликси Электрик Лтд | Fastening structure of contact plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XIAMEN HONGFA ELECTRICAL SAFETY + CONTROLS CO., LT Free format text: FORMER NAME: XIAMEN HONGMEI ELECTRONIC CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Jimei North Industrial Zone, Xiamen city of Fujian province Donglin road 361000 No. 566 Patentee after: XIAMEN HONGFA ELECTRICAL SAFETY & CONTROLS CO., LTD. Address before: Jimei North Industrial Zone, Xiamen city of Fujian province Donglin road 361000 No. 566 Patentee before: Xiamen Hongmei Electronic Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120307 Effective date of abandoning: 20150826 |
|
| RGAV | Abandon patent right to avoid regrant |