CN204204753U - The electromagnetic relay that a kind of special magnetic circuit and reed are fixed - Google Patents
The electromagnetic relay that a kind of special magnetic circuit and reed are fixed Download PDFInfo
- Publication number
- CN204204753U CN204204753U CN201420628659.7U CN201420628659U CN204204753U CN 204204753 U CN204204753 U CN 204204753U CN 201420628659 U CN201420628659 U CN 201420628659U CN 204204753 U CN204204753 U CN 204204753U
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- Prior art keywords
- pedestal
- magnetic circuit
- iron core
- yoke
- reed
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Abstract
The electromagnetic relay that a kind of special magnetic circuit and reed are fixed, comprise the housing be made up of shell and pedestal, the magnetic circuit part be arranged in housing, dynamic spring part and quiet spring part, described magnetic circuit part has a hollow magnetic loop, and by pedestal stretching out two walls or backboard, and at central aperture, penetrating pedestal stretching wall with bobbin by iron core, together with yoke ferropexy, makes bobbin, yoke and iron core be limited on described pedestal; Described dynamic spring part and quiet spring part are fixed respectively on described pedestal.It is simple that the utility model has structure, and volume is little, highly versatile, easy automated production, and product stability is high, and withstand voltage and load capacity has the features such as very large lifting.
Description
Technical field
The utility model relates to relay technical field, particularly relates to the electromagnetic relay that a kind of special magnetic circuit and reed are fixing.
Background technology
Relay is the automatic switch element with isolation features, and being widely used in the field such as communication, automobile, automatically control, is one of most important control element.
Electromagnetic relay in the past, comprise the parts such as magnetic circuit part, dynamic spring part, quiet spring part and base, wherein magnetic circuit magnetic circuit part comprises iron core, armature, yoke and coil, and described coil comprises bobbin and is wrapped in the enamelled wire on bobbin, and described bobbin is provided with vertical through hole, iron core is contained in this through hole, its upper end contacts with armature is dynamic, and lower end and yoke fix, and described yoke is L-type, upper end forms the edge of a knife of yoke, and armature can rotate along the edge of a knife of yoke; Movable contact spring and moving contact is comprised in described dynamic spring part, described movable contact spring comprises movable contact spring body and bending part, wherein movable contact spring body and armature and moving contact fix, and bending part and yoke fix, and the both sides of this bending part have the coil leading foot be inserted on base respectively; Described quiet spring part comprises upper and lower static contact spring piece and fixed contact, and described bobbin upper end is extended with installation portion to side, and described upper and lower static contact spring piece is installed in described installation portion, and the moving contact that the fixed contact of upper and lower static contact spring piece corresponds on movable contact spring matches with it.
Owing to upper and lower static contact spring piece to be installed on the installation portion of side, bobbin upper end, and bobbin and installation portion are all made of plastics, this installation portion is made no matter to be all easily deformation occurs in assembling process or in the course of work, the position of the armature constantly contacted with bobbin is caused to offset, the movable contact spring be riveted together with armature is in the relay course of work, can ablation be there is in its moving contact and fixed contact in closed and disconnected process, or even blast, its coefficient of safety and life-span are difficult to be guaranteed; In addition, the both sides of movable contact spring bending part are provided with coil leading foot, its close together, and voltage endurance capability is limited, and before assembling, those coil leading foots can get out of the way winding space after needing to pre-bend to ensure assembling; After coiling completes, need coil leading foot straight again, to ensure that coil leading foot position meets the requirements, obviously this structure makes the assembly technology of relay comparatively complicated.
Therefore, prior art needs to be improved and improves.
Utility model content
For weak point of the prior art, the purpose of this utility model is to provide a kind of electromagnetic relay, by the particular design to magnetic circuit and reed fixed form, improve relay performance and life-span on the one hand, improve versatility and the consistency of relay on the other hand, be beneficial to assembling and the automation of relay.
For achieving the above object, the technical scheme that the utility model adopts is:
The electromagnetic relay that a kind of special magnetic circuit and reed are fixed, comprise the housing be made up of shell and pedestal, the magnetic circuit part be arranged in housing, dynamic spring part and quiet spring part, described magnetic circuit part has a hollow magnetic loop, and by pedestal stretching out two walls or backboard, and at central aperture, penetrating pedestal stretching wall with bobbin by iron core, together with yoke ferropexy, makes bobbin, yoke and iron core be limited on described pedestal; Described dynamic spring part and quiet spring part are fixed respectively on described pedestal.
Described magnetic circuit part comprises coil, L-type iron core, L-type yoke and armature, described L-type iron core and L-type yoke form hollow magnetic loop or pass through to split the magnetic loop of riveting and being formed, be loaded in the through hole of coil after the horizontal part of described L-type iron core penetrates pedestal, the end of the horizontal part of this L-type iron core and the vertical component effect of L-type yoke are carved and are combined, and the horizontal position of described L-type yoke is in the top of coil.
Described quiet spring part comprises upper electrostatic spring sheet and lower static contact spring piece, and this upper and lower static contact spring piece embeds in described pedestal, isolated with the enamelled wire of coil.
Described dynamic spring part comprises movable contact spring, is blocked fixing from top to bottom after described movable contact spring slips into the vertical component effect of secured core by pedestal, described movable contact spring is also provided with upper and lower screens and forms spacing cooperation with the lower end of iron core and pedestal respectively.
Compared with prior art, the beneficial effects of the utility model are:
1, magnetic loop and magnetic loop fixed form: adopt L-type iron core and L-type yoke to realize, also iron core and yoke can be split respectively riveted joint and realize; Adopt iron core to penetrate pedestal complete spacing fixing, also another can increase identical fixing at skeleton;
2, upper and lower quiet spring is fixed: adopt and embed in pedestal completely, and collinear bag is completely isolated
3, movable contact spring is fixed: adopt slip into fixed mode from top to bottom, after adding pedestal, plate blocks fixing completely, by the screens up and down on reed respectively iron core and pedestal lower end spacing.
It is simple that the utility model has structure, and volume is little, highly versatile, easy automated production, and product stability is high, and withstand voltage and load capacity has the features such as very large lifting.
Accompanying drawing explanation
Accompanying drawing 1 is decomposition texture schematic diagram of the present utility model;
Accompanying drawing 2 is structural representation of the present utility model;
Accompanying drawing 3 is end view of the present utility model;
Accompanying drawing 4 is the A-A cutaway view of accompanying drawing 3;
Accompanying drawing 5 is the schematic diagram (coil is not illustrated) of the utility model magnetic circuit part.
In figure, each label respectively: (10) shell, (20) pedestal, (21) first limit bases, (22) second limit bases, (23) first mount pads, (30) coil, (40) L-type iron core, (50) L-type yoke, (60) armature, (31) bobbin, (32) enamelled wire, (33) through hole, (311) fixed block, (312) coil leading foot, (71) upper electrostatic spring sheet, (72) static contact spring piece under, (73) upper fixed contact, (74) fixed contact under, (80) movable contact spring, (81) movable contact spring body, (82) bending part, (83) moving contact, (821) clamping part, (211) first backboards, (212) first side plates, (313) first stopper slots, (221) second backboards, (222) second side plates, (314) second stopper slots, (8211) clamping part body, (8212) R type clamp clip, (8213) interior bending part, (411) ladder table top, (90) insulating trip.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, but is not that restriction is made to the utility model.
The electromagnetic relay that a kind of special magnetic circuit and reed are fixed, comprise the housing be made up of shell 10 and pedestal 20, the magnetic circuit part be arranged in housing, dynamic spring part and quiet spring part, described magnetic circuit part has a hollow magnetic loop, and is limited on described pedestal 20; Described dynamic spring part and quiet spring part are fixed respectively on described pedestal.
Described magnetic circuit part comprises coil 30, L-type iron core 40, L-type yoke 50 and armature 60, described L-type iron core 40 forms hollow magnetic loop with L-type yoke 50, be loaded in the through hole of coil 30 after the horizontal part of described L-type iron core penetrates pedestal 20, the end in the water portion of this L-type iron core 40 and the vertical component effect of L-type yoke 50 are carved and are combined, and the horizontal position of described L-type yoke 50 is in the top of coil.
Described quiet spring part comprises upper electrostatic spring sheet 71 and lower static contact spring piece 72, and this upper and lower static contact spring piece embeds in described pedestal 20, isolated with the enamelled wire 32 of coil 30.
Described dynamic spring part comprises movable contact spring 80, by pedestal 20 blocks fixing after described movable contact spring slips into the vertical component effect of fixed L shaped iron core 40 from top to bottom, described movable contact spring is also provided with screens, lower screens and forms spacing cooperation with the lower end of L-type iron core and pedestal respectively.
In the present embodiment: the electromagnetic relay that a kind of special magnetic circuit and reed are fixed, comprise the housing be made up of shell 10 and pedestal 20, the magnetic circuit part be arranged in housing, dynamic spring part and quiet spring part, described pedestal upper surface is installed with the first limit base 21, second limit base 22 and the first mount pad 23, form accommodation space between first limit base 21 and the second limit base 22, the second limit base 22 and the first mount pad 23 are arranged back-to-back, described magnetic circuit part is lying in described accommodation space, described magnetic circuit part comprises coil 30, L-type iron core 40, L-type yoke 50 and armature 60, the enamelled wire 32 that its coil 30 comprises bobbin 31 and is wound on bobbin 31, this bobbin 31 is provided with horizontal through hole 33, the horizontal part of L-type iron core 40 is loaded in this through hole 33, and the vertical component effect of its outer end and L-type yoke 50 is carved and is combined, the upper end of the vertical component effect of described L-type iron core 40 forms the edge of a knife, armature can rotate along the edge of a knife, the horizontal position of described L-type yoke 50 is in the top of coil 30, described bobbin 31 is equipped with near the both sides, bottom, one end of the first limit base 21 fixed block 311 be solidified as a whole with it, and those fixed blocks 311 are installed with coil leading foot 312, described quiet spring part comprises upper electrostatic spring sheet 71, lower static contact spring piece 72 and the upper fixed contact 73 that is arranged on upper electrostatic spring sheet and lower static contact spring piece and lower fixed contact 74, and this upper and lower static contact spring piece is installed in the groove outside the first mount pad 23 respectively, described dynamic spring part comprises movable contact spring and moving contact, this movable contact spring is made up of movable contact spring body 81 and bending part 82, the riveted joint of its lower surface has armature 60 and is matched with the top of yoke horizontal part, described movable contact spring body 81 is provided with the moving contact 83 matched with fixed contact near the termination, one end of upper and lower static contact spring piece, described bending part 82 is installed in described first limit base 21, in the middle part of it, both sides are equipped with the clamping part 821 for clamping clamp, the structural design of above, relay construction compact, be easy to assembling and automated production, and iron core 40, yoke 50 and armature 60 form Back Word type magnetic loop, movable contact spring 80 moves up and down under the drive of armature 60, make moving contact 83 and upper fixed contact 73, lower fixed contact 74 matches, moving contact 83 can be contacted with upper and lower fixed contact for a long time, complete disconnection and closed operation, its safety and life-span are ensured well.
Described first limit base 21 is semiclosed shape, comprise the first backboard 211 and two first side plates 212, this first backboard 211 matches with first stopper slot 313 of bobbin one end, those first side plates 212 are between movable contact spring bending part 82 and coil leading foot 312, the structural design of above, first limit base 21 matches with bobbin 31, is convenient to being mounted with of bobbin; Bending part 82 and coil leading foot 312 arrange the second side plate 212, improve the voltage endurance capability of relay.
Described second limit base 22 is semiclosed shape, comprises the second backboard 221 and two second side plates 222, and this second backboard 221 and the first mount pad 23 are arranged back-to-back, and those second side plates 222 match with the second stopper slot 314 of the bobbin other end; Form the insertion space for yoke vertical component effect of planting between described second limit base 22 and bobbin, the structural design of above, the second limit base 22 matches with bobbin 31, is convenient to being mounted with of bobbin and yoke.
Described clamping part 821 comprises clamping part body 8211 and R type clamp clip 8212, and described clamping part body 8211 is located in the outward flange of movable contact spring bending part 82, inside the outward flange that described R type clamp clip 8212 is located at clamping part body on direction; The interior bending part 8213 tilted to the inside in addition in the middle part of described clamping body, this interior bending part 8213 is joined with the ladder table top 411 phase card of clamp lower end, the structural design of above, clamp 41 is clamped by clamping part 821, fixed with the ladder table top stop bit of clamp lower end by interior bending part 8213, make clamp 41 not play in relay process, ensure the service behaviour of relay.
Skewed in from outside to inside of the lower limb that described R type steps up sheet 8212, clamp 41 easily can enter the grasping part that two clamping parts 821 are formed, and is convenient to install fixing.
Also be provided with an insulating trip 90 between described coil 30 and yoke horizontal part, increase relay insulating properties, resist electrically, strengthen the usage safety performance of relay.
The above, it is only a kind of preferred embodiment of the utility model, not technical scope of the present utility model is imposed any restrictions, every embodiment is above done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of the utility model technology.
Claims (4)
1. the electromagnetic relay that a special magnetic circuit and reed are fixing, comprise the housing be made up of shell and pedestal, the magnetic circuit part be arranged in housing, dynamic spring part and quiet spring part, it is characterized in that, described magnetic circuit part has a hollow magnetic loop, and by pedestal stretching out two walls, and at central aperture, penetrate pedestal stretching wall with bobbin by iron core and, together with yoke ferropexy, make bobbin, yoke and iron core be limited on described pedestal; Described dynamic spring part and quiet spring part are fixed respectively on described pedestal.
2. the electromagnetic relay that special magnetic circuit as claimed in claim 1 and reed are fixing, it is characterized in that, described magnetic circuit part comprises coil, L-type iron core, L-type yoke and armature, described L-type iron core and L-type yoke form hollow magnetic loop, be loaded in the through hole of coil after the horizontal part of described L-type iron core penetrates pedestal, the end of the horizontal part of this L-type iron core and the vertical component effect of L-type yoke are carved and are combined, and the horizontal position of described L-type yoke is in the top of coil.
3. the electromagnetic relay that special magnetic circuit as claimed in claim 1 and reed are fixing, it is characterized in that, described quiet spring part comprises upper electrostatic spring sheet and lower static contact spring piece, and this upper and lower static contact spring piece embeds in described pedestal, isolated with the enamelled wire of coil.
4. the electromagnetic relay that special magnetic circuit as claimed in claim 1 and reed are fixing, it is characterized in that, described dynamic spring part comprises movable contact spring, blocked by pedestal fixing from top to bottom after described movable contact spring slips into the vertical component effect of secured core, described movable contact spring is also provided with upper and lower screens and forms spacing cooperation with the lower end of iron core and pedestal respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420628659.7U CN204204753U (en) | 2014-10-28 | 2014-10-28 | The electromagnetic relay that a kind of special magnetic circuit and reed are fixed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420628659.7U CN204204753U (en) | 2014-10-28 | 2014-10-28 | The electromagnetic relay that a kind of special magnetic circuit and reed are fixed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204204753U true CN204204753U (en) | 2015-03-11 |
Family
ID=52662682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420628659.7U Expired - Fee Related CN204204753U (en) | 2014-10-28 | 2014-10-28 | The electromagnetic relay that a kind of special magnetic circuit and reed are fixed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204204753U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377083A (en) * | 2014-10-28 | 2015-02-25 | 谭毕兴 | Electromagnetic relay with special magnetic circuit and reeds fixed |
| CN105097360A (en) * | 2015-07-15 | 2015-11-25 | 厦门宏发电声股份有限公司 | Electromagnetic circuit system and electromagnetic relay |
| CN108257819A (en) * | 2018-01-02 | 2018-07-06 | 浙江美硕电气科技股份有限公司 | Power relay plastic assembly |
-
2014
- 2014-10-28 CN CN201420628659.7U patent/CN204204753U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377083A (en) * | 2014-10-28 | 2015-02-25 | 谭毕兴 | Electromagnetic relay with special magnetic circuit and reeds fixed |
| CN105097360A (en) * | 2015-07-15 | 2015-11-25 | 厦门宏发电声股份有限公司 | Electromagnetic circuit system and electromagnetic relay |
| CN108257819A (en) * | 2018-01-02 | 2018-07-06 | 浙江美硕电气科技股份有限公司 | Power relay plastic assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20161028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |