CN201655686U - Electromagnetic relay capable of improving magnetic efficiency and reducing foreign material pollution - Google Patents
Electromagnetic relay capable of improving magnetic efficiency and reducing foreign material pollution Download PDFInfo
- Publication number
- CN201655686U CN201655686U CN2010201305076U CN201020130507U CN201655686U CN 201655686 U CN201655686 U CN 201655686U CN 2010201305076 U CN2010201305076 U CN 2010201305076U CN 201020130507 U CN201020130507 U CN 201020130507U CN 201655686 U CN201655686 U CN 201655686U
- Authority
- CN
- China
- Prior art keywords
- armature
- stage clip
- base
- electromagnetic relay
- iron core
- 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
Links
Images
Landscapes
- Electromagnets (AREA)
Abstract
The utility model discloses an electromagnetic relay capable of improving magnetic efficiency and reducing foreign material pollution, which comprises a base, a magnetic path part, a contact part and a pushing card, wherein the magnetic path part comprises a wire winding frame, a lacquered wire, a U-shaped iron core, armature iron and a pressure spring, the middle part of the U-shaped iron core is embedded in the wire winding frame, the lacquered wire is wound outside the wire winding frame with the U-shaped iron core, one end of the armature iron is provided with a clamping table, the middle of the pressure spring is provided with an elastic pressing tongue, wing sheets are arranged at both sides of the pressure spring, the pressure spring is arranged on the base through the wing sheets arranged at both sides, and the pressing tongue of the pressure spring is elastically butted and pressed on the clamping table part of the armature iron so that one end of the armature iron can be tightly pasted on a cutting edge of an iron core pole surface. After the adoption of the structure, on one hand, the armature iron and the iron core pole surface can be completely pasted for reaching the goal of improving the positioning precision and the magnetic efficiency of the armature iron, and on the other hand, the utility model can reduce the foreign material pollution, and can ensure the cleanness degree of the surface of electric appliance contacts for reaching the goal of improving the product reliability.
Description
Technical field
The utility model relates to a kind of electromagnetic relay, particularly relates to a kind of electromagnetic relay that can improve magnetic efficiency and reduce foreign substance pollution.
Background technology
Current, along with the raising of living standards of the people, the application of household electrical appliance such as colour TV, air-conditioning, refrigerator, washing machine, water heater, soy bean milk making machine is more prevalent, and the trend of progressively promoting to zones such as samll cities and towns and rural areas is arranged; At developed countries such as North America, West Europe, except above-mentioned general household electrical appliance, high-grade household electrical appliance such as automatic dish-washing machine, electric heat mat, electronic masseur have also stepped into common family substantially.
Electromagnetic relay is as the basic controlling assembly of household electrical appliance, its market application also constantly enlarges along with the continual renovation of various household electrical appliance, the new demand that client proposes also constantly increases along with the expansion of application, relatively more typically requires to have: miniaturization, low-power consumption, low cost, highly reliable, high capacity or the like.Particularly how to reduce foreign substance pollution, guarantee the cleanliness factor on relay contact surface, some problems such as raising reliability of products are relay manufacturing merchant's difficult points always.
A kind of electromagnetic relay of prior art (is seen the patent No.: 200410048462.7), one end of its armature is directly spacing near the iron core pole-face by base, the other end forms free end and cooperates with push card, and the other end of its push card is established two projectioies and cooperated with free-ended two circular holes of corresponding moving spring.Drawbacks such as this design on the one hand, owing to adopt the spacing mobilizable armature of stiff base, makes armature and iron core pole-face not to fit fully, causes the positioning accuracy of armature poor, and magnetic efficiency is low; On the other hand, because mobilizable armature is directly contacted with the base that is injection molded into plastic material, make in the armature activity easily and to consider to be worth doing, caused the drawback of pollution contact, thereby reduced reliability of products with the base plastics that rub out.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, a kind of electromagnetic relay that can improve magnetic efficiency and reduce foreign substance pollution is provided, by to can be with near the improvement of the structure of the limiting position of armature iron core pole-face, on the one hand, make armature and iron core pole-face to fit fully, to reach the positioning accuracy that improves armature and the purpose of magnetic efficiency; On the other hand, can reduce foreign substance pollution, guarantee the cleanliness factor on relay contact surface, to reach the purpose that improves product reliability.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of electromagnetic relay that can improve magnetic efficiency and reduce foreign substance pollution comprises base, magnetic circuit part, contact portion and push card; This magnetic circuit partly comprises drum stand, enamelled wire, U sections core, armature and stage clip; The mid portion of U sections core is embedded in the drum stand, and enamelled wire is wrapped in outside the drum stand that contains U sections core; One end of this armature is provided with Ka Tai; The centre of this stage clip is provided with the flexible tongue that compresses, and the both sides of stage clip are provided with fin; This stage clip is installed on the base by the fin of both sides, and the Ka Tai that tongue elasticity is pressed on armature of compressing of this stage clip sentences an end of armature can be close on the edge of a knife of iron core pole-face.
Have at least one to be provided with the chucking projection in two fins of described stage clip, be provided with the stage clip slot that is used to install stage clip on base, stage clip is opened in the stage clip slot that withstands on base by the chucking projection of fin and is fixed on the base.
The described tongue that compresses is that the middle part of stage clip constitutes to end formed silver after set out two groovings, this silver near a skew back of armature to folding so that it has elasticity.
Have at least the afterbody of a fin to form kink in two fins of described stage clip to armature one lateral buckling, this kink every the armature one end end that is being provided with Ka Tai along between face and the base.
The afterbody of the fin of described stage clip forms kink to the bending of 90 ° of armature one sides, this kink every the armature one end end that is being provided with Ka Tai along between face and the base.
Described drum stand is made of the extension of base.
A kind of electromagnetic relay that can improve magnetic efficiency and reduce foreign substance pollution of the present utility model is to be fixedly movable spring assembly, quiet spring assembly and stage clip of carrier with the base, and this base is provided with the extension that is used for twining enamelled wire and promptly is equivalent to drum stand; And the extension that movable spring assembly, quiet spring assembly and stage clip are mounted to base is on the position of almost parallel; Iron core adopts U type structure, and this U sections core is embedded in the extension of base, and the pole-face at iron core two ends is all towards the direction that movable spring assembly, quiet spring assembly are installed; Enamelled wire is directly to be wrapped on the extension of the base that iron core is housed; Armature is overlayed on the edge of a knife of iron core one end pole-face by the stage clip that is fixed in base; Establish in the centre of stage clip and to compress tongue, end at armature is established Ka Tai, the Ka Tai of tongue by armature that compress of stage clip is pressed in an end of armature on the edge of a knife of iron core pole-face, the other end that makes armature is that free end is when rotating around armature one end of establishing Ka Tai, the edge of a knife that can not break away from the iron core pole-face if the elasticity of the armature of Ka Tai one end pressurized spring pressing tongue in rotation process compresses all the time, promptly can rotate and can not break away from the magnetic efficiency height; The both sides of stage clip form two fins, have at least one to be provided with the chucking projection in two fins, and like this, when packing stage clip into base, the chucking projection in the fin matches with the stage clip slot of base, makes stage clip tighten and to be fixed on the base; The afterbody of the fin of stage clip both sides is bended, promptly form kink to armature one lateral buckling, this kink just be in be provided with Ka Tai armature one end end along between face and the base, play buffer action, be equivalent to be provided with isolating bar, isolated the metal armature afterbody and contacted with the direct of plastic feet, the plastics bits that effectively prevent to rub out etc. pollute foreign matter.The other end of armature is that free end then cooperates with an end of push card, the push card other end then matches with movable spring assembly, like this, the activity of armature can be passed to movable spring assembly by push card, contact between the contact of realizing movable spring assembly and the contact of quiet spring assembly or separate promptly realizes the connection of relay contact and the switching function of branch deenergizing.
The beneficial effects of the utility model are, are provided with the flexible tongue that compresses owing to adopted in the centre of stage clip, and the both sides of stage clip are provided with fin, are provided with Ka Tai at an end of armature; This stage clip is installed on the base by the fin of both sides, this stage clip compress tongue then the elasticity Ka Tai that is pressed on armature sentence an end that makes armature and can be close on the edge of a knife of iron core pole-face; And have at least one to be provided with the chucking projection in two fins of stage clip, stage clip is opened in the stage clip slot that withstands on base by the chucking projection of fin stage clip can firmly be installed on the base; This structure is when armature rotates, and the elasticity of establishing the armature one end pressurized spring pressing tongue of Ka Tai compresses the edge of a knife that can not break away from the iron core pole-face all the time, can improve the positioning accuracy and the magnetic efficiency of armature.Owing to the afterbody with two fins of stage clip is designed to form kink to armature one lateral buckling, and this kink every the armature one end end that is being provided with Ka Tai along between face and the base; This structure can contact with the direct of plastic feet by isolating metal armature afterbody, and the plastics bits that prevent from effectively to rub out etc. pollute foreign matter, has guaranteed the cleanliness factor on relay contact surface, has improved reliability of products.
Below in conjunction with drawings and Examples the utility model is described in further detail; But a kind of electromagnetic relay that can improve magnetic efficiency and minimizing foreign substance pollution of the present utility model is not limited to embodiment.
Description of drawings
Fig. 1 is a STRUCTURE DECOMPOSITION schematic diagram of the present utility model;
Fig. 2 structural representation of the present utility model;
Fig. 3 is the structural representation of the utility model stage clip;
Fig. 4 is the structural representation of the utility model armature;
Fig. 5 is the structural representation of the utility model armature (rollover states);
Fig. 6 is the structural representation of the utility model movable spring assembly;
Fig. 7 is the structural representation of the utility model push card;
Fig. 8 is the structural representation of the utility model push card (rollover states);
Among the figure, 1: base; 1.1: the extension of base; 1.2: the stage clip slot; 2: moving spring; 2.1: the type that colludes in the moving spring free end outside; 2.2: the overhead kick of moving spring free end inboard; 3: quiet spring; 4: stage clip; 4.0: the fin of stage clip; 4.1: stage clip compress tongue; 4.2: the kink of fin; 4.3: the chucking projection of fin; 5: iron core; 5.1: the iron core pole-face edge of a knife; 6: armature; 6.1: the Ka Tai of armature; 6.2: the armature detent; 7: push card; 7.1: the degree of lip-rounding structure of push card; 7.2: the leg shape structure of push card; 7.3: the pin shape structure of push card; 7.2.1: the positioning convex of push card; 8: enamelled wire; 9: the contact; 10: shell.
Embodiment
Embodiment, shown in accompanying drawing, a kind of electromagnetic relay that can improve magnetic efficiency and reduce foreign substance pollution of the present utility model comprises base 1, magnetic circuit part, contact portion, push card 7 and shell 10; This magnetic circuit partly comprises enamelled wire 8, U sections core 5, armature 6 and stage clip 4; The extension 11 of this base is configured to twine the drum stand of enamelled wire 8; This contact portion comprises movable spring assembly and quiet spring assembly; Movable spring assembly is made up of moving spring 2, contact 9 and moving spring pin; Quiet spring assembly is made up of quiet spring 2, contact 9 and quiet spring pin; Movable spring assembly, quiet spring assembly and stage clip 4 are contained in respectively on the base 1; Push card 7 is connected between the moving spring 2 and armature 6 of movable spring assembly; One end of this armature 6 is provided with card platform 6.1; The centre of this stage clip 4 is provided with the flexible tongue 4.1 that compresses, and the both sides of stage clip are provided with fin 4.0; This stage clip 4 is installed on the base 1 by the fin 4.0 of both sides, and the card platform 6.1 that tongue 4.1 elasticity are pressed on armature of compressing of this stage clip is sentenced on the edge of a knife 5.1 that an end that makes armature can be close to the iron core pole-face.Certainly, drum stand also can be can't help the extension of base and be constituted, but is fixed on the independent structure on the base.
Wherein:
The described tongue 4.1 of compressing constitutes to end formed silver after set out two groovings for the middle part of stage clip 4, this silver near a skew back of armature 6 to folding so that it has elasticity;
Be equipped with chucking projection 4.3 in two fins 4.0 of described stage clip, certainly, also can be to be provided with chucking projection 4.3 in the fin 4.0 therein, be provided with the stage clip slot 1.2 that is used to install stage clip 4 on base 1, the chucking projection 4.3 of stage clip 4 by fin withstands in the stage clip slot 1.2 of base and is fixed on the base 1;
The afterbody of two fins 4.0 of described stage clip forms kink 4.2 to armature one lateral buckling, this kink 4.2 every the armature 6 one end ends that are being provided with Ka Tai along between face and the base 1; Certainly, best scheme is that the afterbody of two fins is formed kink 4.2 to 90 ° of bendings of armature one side, this kink 4.2 every the armature 6 one end ends that are being provided with Ka Tai along between face and the base 1.
In embodiment of the present utility model, the free end of moving spring 2 outside is designed to collude type structure 2.1, and the inboard is designed to overhead kick type structure 2.2, and push card 7 is designed to humanoid structure, and an end is established degree of lip-rounding structure 7.1 and cooperated with the free end of moving spring 2.Push card 7 is movable between hook-shaped 2.1 and reverse-hook shape 2.2 of described moving spring, and push card 7 is slick and sly contact with contacting of moving spring 2, can reduce between push card 7 and the moving spring 2 and pollute because of fricative plastics bits.
In embodiment of the present utility model, two grooves 6.1 have been established at the free end of armature 6; The other end of push card 7 is designed to leg shape structure 7.2, is provided with positioning convex 7.2.1 in the inboard of two leg shape structures 7.2; By opening two leg shape structures 7.2 of push card, can be easily the positioning convex 7.2.1 of above-mentioned push card be assembled in two grooves 6.1 of described armature; Thereby push card 7 and 6 free-ended cooperations of armature have been realized; End in two leg shape structures 7.2 of push card also is respectively equipped with pin shape structure 7.3, and the bipod shape structure 7.3 of push card is engaged in the cavity of extension 1.1 of base.Like this, the activity of armature 6 just can by coupled push card 7 pass to link to each other with the push card other end moving spring, thereby realize the connection and the disjunction function of relay contact 9.
A kind of electromagnetic relay that can improve magnetic efficiency and reduce foreign substance pollution of the present utility model is to be fixedly movable spring assembly, quiet spring assembly and stage clip 4 of carrier with base 1, and this base 1 is provided with the extension 1.1 that is used for twining enamelled wire and promptly is equivalent to drum stand; And the extension 1.1 that movable spring assembly, quiet spring assembly and stage clip 4 are mounted to base is on the position of almost parallel; Iron core 5 adopts U type structure, and this U sections core 5 is embedded in the extension 1.1 of base, and the pole-face at iron core 5 two ends is all towards the direction that movable spring assembly, quiet spring assembly are installed; Enamelled wire 8 is directly to be wrapped on the extension 1.1 of the base that iron core is housed; Armature 6 is overlayed on the edge of a knife 5.1 of iron core 5 one end pole-faces by the stage clip 4 that is fixed in base; Establish in the centre of stage clip and to compress tongue 4.1, end at armature is established card platform 6.1, the card platform 6.1 of tongue 4.1 by armature that compress of stage clip is pressed in an end of armature on the edge of a knife 5.1 of iron core pole-face, the other end that makes armature is that free end is when rotating around armature one end of establishing Ka Tai, the edge of a knife 5.1 that can not break away from the iron core pole-face in rotation process if the elasticity that the armature of Ka Tai 6 one ends are subjected to stage clip 4 to compress tongue 4.1 compresses all the time, promptly can rotate and can not break away from the magnetic efficiency height; The both sides of stage clip 4 form two fins 4.0, all there is one to be provided with chucking projection 4.3 in two fins 4.0, like this, when packing stage clip 4 into base 1, chucking in fin projection 4.3 matches with the stage clip slot 1.2 of base, makes stage clip 4 can tighten and be fixed on the base 1; The afterbody of the fin 4.0 of stage clip both sides is bended, promptly form kink 4.2 to armature one lateral buckling, this kink 4.2 just be in be provided with Ka Tai armature one end end along between face and the base 1, play buffer action, be equivalent to be provided with isolating bar, isolated metal armature 6 afterbodys and contacted with the direct of plastic feet 1, the plastics bits that effectively prevent to rub out etc. pollute foreign matter.The other end of armature 6 is that free end then cooperates with an end of push card, push card 7 other ends then match with the moving spring 2 of movable spring assembly, like this, the activity of armature 6 can be passed to the moving spring 2 of movable spring assembly by push card 7, contact between the contact 9 of realizing movable spring assembly and the contact 9 of quiet spring assembly or separate promptly realizes the connection of relay contact and the switching function of branch deenergizing.
The foregoing description only is used for further specifying a kind of electromagnetic relay that can improve magnetic efficiency and reduce foreign substance pollution of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection range of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (6)
1. the electromagnetic relay that can improve magnetic efficiency and reduce foreign substance pollution comprises base, magnetic circuit part, contact portion and push card; This magnetic circuit partly comprises drum stand, enamelled wire, U sections core, armature and stage clip; The mid portion of U sections core is embedded in the drum stand, and enamelled wire is wrapped in outside the drum stand that contains U sections core; It is characterized in that: an end of this armature is provided with Ka Tai; The centre of this stage clip is provided with the flexible tongue that compresses, and the both sides of stage clip are provided with fin; This stage clip is installed on the base by the fin of both sides, and the Ka Tai that tongue elasticity is pressed on armature of compressing of this stage clip sentences an end of armature can be close on the edge of a knife of iron core pole-face.
2. electromagnetic relay according to claim 1, it is characterized in that: have at least one to be provided with the chucking projection in two fins of described stage clip, be provided with the stage clip slot that is used to install stage clip on base, stage clip is opened in the stage clip slot that withstands on base by the chucking projection of fin and is fixed on the base.
3. electromagnetic relay according to claim 1 is characterized in that: the described tongue that compresses is that the middle part of stage clip constitutes to end formed silver after set out two groovings, this silver near a skew back of armature to folding so that it has elasticity.
4. according to claim 2 or 3 described electromagnetic relays, it is characterized in that: have at least the afterbody of a fin to form kink in two fins of described stage clip to armature one lateral buckling, this kink every the armature one end end that is being provided with Ka Tai along between face and the base.
5. electromagnetic relay according to claim 4 is characterized in that: the afterbody of the fin of described stage clip forms kink to the bending of 90 ° of armature one sides, this kink every the armature one end end that is being provided with Ka Tai along between face and the base.
6. electromagnetic relay according to claim 1 is characterized in that: described drum stand is made of the extension of base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201305076U CN201655686U (en) | 2010-03-12 | 2010-03-12 | Electromagnetic relay capable of improving magnetic efficiency and reducing foreign material pollution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201305076U CN201655686U (en) | 2010-03-12 | 2010-03-12 | Electromagnetic relay capable of improving magnetic efficiency and reducing foreign material pollution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201655686U true CN201655686U (en) | 2010-11-24 |
Family
ID=43120930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201305076U Expired - Lifetime CN201655686U (en) | 2010-03-12 | 2010-03-12 | Electromagnetic relay capable of improving magnetic efficiency and reducing foreign material pollution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201655686U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101777460A (en) * | 2010-03-12 | 2010-07-14 | 厦门宏发电声股份有限公司 | Electromagnetic relay with high magnetic efficiency and less foreign substance pollution |
| CN102737915A (en) * | 2012-06-27 | 2012-10-17 | 宁波天波纬业电器有限公司 | Armature installation structure |
| CN110970266A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
| CN110970268A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
-
2010
- 2010-03-12 CN CN2010201305076U patent/CN201655686U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101777460A (en) * | 2010-03-12 | 2010-07-14 | 厦门宏发电声股份有限公司 | Electromagnetic relay with high magnetic efficiency and less foreign substance pollution |
| CN101777460B (en) * | 2010-03-12 | 2012-08-22 | 厦门宏发电声股份有限公司 | Electromagnetic relay with high magnetic efficiency and less foreign substance pollution |
| CN102737915A (en) * | 2012-06-27 | 2012-10-17 | 宁波天波纬业电器有限公司 | Armature installation structure |
| CN102737915B (en) * | 2012-06-27 | 2015-01-28 | 宁波天波港联电子有限公司 | Armature installation structure |
| CN110970266A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
| CN110970268A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101777459B (en) | Electromagnetic relay with simple structure and strong shock resistance | |
| CN201655686U (en) | Electromagnetic relay capable of improving magnetic efficiency and reducing foreign material pollution | |
| CN101777460B (en) | Electromagnetic relay with high magnetic efficiency and less foreign substance pollution | |
| CN103426689B (en) | Relay pushing mechanism | |
| CN201594503U (en) | Structure improvement of clapper-type electromagnetic relay | |
| CN201435350Y (en) | Magnetic latching relay capable of preventing displacement | |
| CN201323163Y (en) | Magnetic toggle switch | |
| CN205303335U (en) | Modular ac contactor | |
| CN203910605U (en) | Button switch | |
| CN202049907U (en) | Relay with compact structure | |
| CN201985038U (en) | Electromagnetic relay | |
| CN202695309U (en) | Small-sized high-power relay | |
| CN201708107U (en) | Structure of breaker | |
| CN204595668U (en) | A kind of knob pad and knob installation assembly | |
| CN202712077U (en) | Mini-sized large power relay | |
| CN201425928Y (en) | Electromagnetic sensing system applied to miniature circuit breaker | |
| CN204332845U (en) | Spring leaf hole edge-curled type relay | |
| CN203406239U (en) | Interlocked structure of armature, yoke and movable reed | |
| CN209388956U (en) | A kind of relay skeleton structure preventing interference | |
| CN213340231U (en) | Reverse suction clapper type relay | |
| CN2906893Y (en) | Power supply switch | |
| CN203260535U (en) | Micro-power consumption and no-noise AC contactor | |
| CN205355997U (en) | Idc coil pump | |
| CN209691692U (en) | A kind of electromagnetic relay of low clearance | |
| CN201985042U (en) | Novel electromagnetic relay |
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: 20101124 |