CN204407256U - The electromagnetic relay unified bottom a kind of base and bobbin - Google Patents
The electromagnetic relay unified bottom a kind of base and bobbin Download PDFInfo
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- CN204407256U CN204407256U CN201520065944.7U CN201520065944U CN204407256U CN 204407256 U CN204407256 U CN 204407256U CN 201520065944 U CN201520065944 U CN 201520065944U CN 204407256 U CN204407256 U CN 204407256U
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Abstract
The utility model discloses the electromagnetic relay unified bottom a kind of base and bobbin, comprise shell, moving spring armature part and magnetic circuit part; The side corresponding to the kink coordinating yoke of the bottom of bobbin, be provided with a male arms in the two ends of side respectively to side extension, yoke leans against between two male arms; In the position of the kink corresponding to yoke, between the movable contact spring of moving spring armature part and shell, be provided with bulge-structure; Jointly to be formed in bottom surface moving spring armature part by two male arms of bobbin, the bulge-structure between movable contact spring and shell, between magnetic circuit part and shell, residual gap fills up.The utility model is by the architecture advances to bobbin and associated member thereof, can bleed on the basis of relay inside effectively preventing plastic packaging glue, make yoke be easy to be fitted in bobbin be not easy produce plastics bits, and there is reduction detent mechanism complexity, effective raising assembling speed, the feature of enhancing productivity.
Description
Technical field
The utility model relates to a kind of electromagnetic relay, particularly relates to the electromagnetic relay unified bottom a kind of base and bobbin.
Background technology
Electromagnetic relay is a kind of when input variable reaches certain value, to the automatic control device of great-jump-forward change be there is in output variable, electromagnetic relay is widely used in the fields such as automated system, electronic equipment, instrument and meter, communication device, such as can be applied on vehicle, typical apply on vehicle has automobile automatic door window, central door lock, skylight controls, seat adjustment, the adjustment of car mirror, indicator light control, windscreen wiper control etc.
A kind of electromagnetic relay of prior art, there is no independent base member, unite two into one bottom base and bobbin, to bleed relay inside to prevent plastic packaging glue, full closeding state is usually designed to bottom bobbin, Fig. 1 is the structural representation of the bobbin (bottom-up) of a kind of electromagnetic relay of prior art, as shown in Figure 1, the bottom 102 of bobbin 101 is in full closeding state, surrounding has material, is used for yoke to load bobbin 101 at four square holes 103 that have of the bottom 102 of bobbin; Yoke (not shown) is generally the L shape shape with kink, L shape yoke while through four square holes 103 of bobbin, another side is then close to the bottom of bobbin and the iron core hole place being attached to bobbin is connected with iron core, the kink of yoke is close to four square holes 103 of bobbin, like this, the thickness of yoke is just just filled in four square holes 103 of bobbin, makes in full closeding state bottom bobbin, and plastic packaging glue would not bleed relay inside.But, it is very difficult when the electromagnetic relay of this structure can cause yoke to load bobbin, during installation, yoke can only load along the central axial direction in the iron core hole of bobbin, in addition, yoke while will through four square holes of bobbin, plastics bits are easily produced in perforation procedure, and then pollution relay contact, cause contact unreliable, and in order to the generation that reduces plastics bits and automation equipment are to the required precision of the positioning precision of part and part itself, cause again detent mechanism complexity, the speed of assembling is slow, the drawbacks such as production efficiency is low.
Utility model content
The purpose of this utility model is the deficiency overcoming prior art, the electromagnetic relay unified bottom a kind of base and bobbin is provided, by the architecture advances to bobbin and associated member thereof, can bleed on the basis of relay inside effectively preventing plastic packaging glue, make yoke be easy to be fitted in bobbin be not easy produce plastics bits, and there is reduction detent mechanism complexity, effectively improve assembling speed, the feature of enhancing productivity.
The utility model solves the technical scheme that its technical problem adopts: the electromagnetic relay unified bottom a kind of base and bobbin, comprises shell, moving spring armature part and magnetic circuit part; Moving spring armature part and magnetic circuit part are contained in described shell respectively; Described magnetic circuit part comprises bobbin and yoke; Described yoke is the L shape shape with kink, and is engaged in bottom and the side of bobbin; The side corresponding to the kink coordinating yoke of the bottom of described bobbin, be provided with a male arms in the two ends of side respectively to side extension, described yoke leans against between two male arms; Described moving spring armature part is loaded on bobbin by yoke; In the position of the kink corresponding to yoke, between the movable contact spring of moving spring armature part and shell, be provided with bulge-structure; Jointly to be formed in bottom surface moving spring armature part by two male arms of bobbin, the bulge-structure between movable contact spring and shell, between magnetic circuit part and shell, residual gap fills up.
Further, also extend outside side in the centre corresponding to the side of the kink of cooperation yoke of the bottom of described bobbin and be provided with the 3rd male arms, described yoke is provided with for cooperation the 3rd open-work that male arms is passed.
Described male arms and bobbin are structure as a whole.
Described bulge-structure is the projection of the corresponding position of the movable contact spring being located at moving spring armature part.
Described projection is formed after movable contact spring bending.
Described bulge-structure is the boss of the corresponding position of the inwall being located at shell.
Described boss and shell are structure as a whole.
Described yoke leans against between described two male arms along the Width of yoke.
The electromagnetic relay unified bottom a kind of base of the present utility model and bobbin, that relay coil support bottom design is become open state, namely male arms is set at the two ends on bobbin bottom side limit, yoke will lean against between two male arms when installing, owing to being open state, yoke both can load bobbin along the central axial direction in the iron core hole of bobbin, be equivalent to load perpendicular to bobbin bottom surface, also bobbin can be loaded along the radial line direction of the central axis in the iron core hole of described bobbin, be equivalent to be parallel to bobbin bottom surface load, yoke and iron core are riveted on bobbin and form magnetic circuit part, moving spring armature part is riveted on yoke, dynamic spring is provided with projection or is provided with boss at shell, be equivalent to by the side corresponding to the kink coordinating yoke of the bottom of bobbin, the male arms of bobbin, the dynamic projection of spring or the boss of shell surround a square opening, to realize the sealing to yoke peripheral clearance, like this, whole relay base is closed, adhesive can be stoped to flow into relay inner.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is at the side corresponding to the kink coordinating yoke of the bottom of bobbin, side two ends be provided with a male arms respectively to side extension, make the opening-like state of four square holes of original bobbin, so just make to become open state bottom relay coil support, yoke can load in bobbin easily, solve part and the high-precision requirement of equipment, reduce part and equipment processing cost, improve assembling speed, improve production efficiency, and, because yoke need not go to wear square opening, solve prior art yoke and load the drawback easily producing plastics bits in bobbin process, improve the quality of product, simultaneously, the utility model is provided with projection or is provided with boss at shell on movable contact spring, utilize the protruding or shell of the male arms of bobbin, movable contact spring boss is formed moving spring armature part jointly, between magnetic circuit part and shell, residual gap fills up, whole relay base is made to be closed, prevent adhesive to flow into relay inner, ensure that the serviceability of relay.
Below in conjunction with drawings and Examples, the utility model is described in further detail; But the electromagnetic relay unified bottom a kind of base of the present utility model and bobbin is not limited to embodiment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the bobbin (bottom-up) of a kind of vehicle-mounted PCB electromagnetic relay of prior art;
Fig. 2 is embodiment one organigram of the present utility model;
Fig. 3 is the organigram that adhesive is not put in the bottom of embodiment one the utility model (bottom-up);
Fig. 4 is the organigram of the bottom after embodiment one the utility model point adhesive;
Fig. 5 is the organigram of embodiment one bobbin of the present utility model (bottom-up);
Fig. 6 is the organigram that embodiment one yoke of the present utility model loads bobbin (bottom-up state);
Fig. 7 is the assembling schematic diagram of embodiment one magnetic circuit part of the present utility model and shell;
Fig. 8 is the organigram of embodiment one movable contact spring of the present utility model;
Fig. 9 is the organigram of embodiment two movable contact spring of the present utility model;
Figure 10 is the assembling schematic diagram of embodiment two magnetic circuit part of the present utility model and shell;
Figure 11 is assembling (rotating a direction relative to Figure 10) schematic diagram of embodiment two magnetic circuit part of the present utility model and shell;
Figure 12 is the organigram (having put adhesive) bottom embodiment two bobbin of the present utility model;
Figure 13 is the organigram that embodiment three yoke of the present utility model loads bobbin (bottom-up state);
Figure 14 is the organigram that embodiment three yoke of the present utility model matches with bobbin (bottom-up state).
Embodiment
Embodiment one
See shown in Fig. 2 to Fig. 8, the electromagnetic relay unified bottom a kind of base of the present utility model and bobbin, comprises shell 1, moving spring armature part and magnetic circuit part; Moving spring armature part and magnetic circuit part are contained in described shell 1 respectively; Described magnetic circuit part comprises bobbin 2 and yoke 3; Described yoke 3 for having the L shape shape of kink 31, and is engaged in bottom and the side of bobbin 2; The side 20 corresponding to the kink coordinating yoke of the bottom of described bobbin, be provided with a male arms 21 in the two ends of side 20 respectively to side extension, described yoke 3 leans against between two male arms 21; Described moving spring armature part is loaded on bobbin 2 by yoke 3; In the position of the kink corresponding to yoke, between the movable contact spring 4 of moving spring armature part and shell 1, be provided with bulge-structure; Jointly to be formed in bottom surface moving spring armature part by two male arms 21 of bobbin, the bulge-structure between movable contact spring and shell, between magnetic circuit part and shell, residual gap fills up.
Wherein,
Described male arms 21 is structure as a whole with bobbin 2.
Described bulge-structure is the projection 41 of the corresponding position of the movable contact spring 4 being located at moving spring armature part.
Described protruding 41 are formed for after movable contact spring 4 bending.
Described yoke 3 leans against between described two male arms 21 along the Width of yoke.
The electromagnetic relay unified bottom a kind of base of the present utility model and bobbin, that relay coil support bottom design is become open state, namely male arms 21 is set at the two ends on bobbin bottom side limit, to lean against between two male arms 21 when yoke 3 is installed, owing to being open state, yoke 3 both can load bobbin 2 along the central axial direction in the iron core hole of bobbin, be equivalent to load perpendicular to bobbin 2 bottom surface, also bobbin 2 can be loaded along the radial line direction of the central axis in the iron core hole of described bobbin 2, be equivalent to be parallel to bobbin 2 bottom surface load, yoke 3 and iron core are riveted on bobbin 2 and form magnetic circuit part, moving spring armature part is riveted on yoke 3, dynamic spring 4 is provided with protruding 41, be equivalent to by the side 20 corresponding to the kink coordinating yoke of the bottom of bobbin, the male arms 21 of bobbin, the projection 41 of dynamic spring surrounds a square opening, to realize the sealing to yoke 3 peripheral clearance, like this, whole relay base is closed, adhesive can be stoped to flow into relay inner.
Embodiment two
See shown in Fig. 9 to Figure 12, the electromagnetic relay unified bottom a kind of base of the present utility model and bobbin, be with the difference of embodiment one, in the position of the kink corresponding to yoke, be provided with bulge-structure between the movable contact spring 4 of moving spring armature part and shell 1, described bulge-structure is the boss 11 of the corresponding position of the inwall being located at shell.
Described boss 11 is structure as a whole with shell 1.
The electromagnetic relay unified bottom a kind of base of the present utility model and bobbin, be with the difference of embodiment one, the projection of the movable contact spring 4 of moving spring armature part changes into the boss 11 of the corresponding position of the inwall being located at shell, boss 11 is identical with the convex role of embodiment one, same, yoke 3 both can load bobbin 2 along the central axial direction in the iron core hole of bobbin, be equivalent to load perpendicular to bobbin 2 bottom surface, also bobbin 2 can be loaded along the radial line direction of the central axis in the iron core hole of described bobbin 2, be equivalent to be parallel to bobbin 2 bottom surface load, yoke 3 and iron core are riveted on bobbin 2 and form magnetic circuit part, moving spring armature part is riveted on yoke 3, boss 11 is provided with in the corresponding position of the inwall of shell, be equivalent to by the side 20 corresponding to the kink coordinating yoke of the bottom of bobbin, the male arms 21 of bobbin, the boss 11 of shell surrounds a square opening, to realize the sealing to yoke 3 peripheral clearance, like this, whole relay base is closed, adhesive can be stoped to flow into relay inner.
Embodiment three
See shown in Figure 13 to Figure 14, the electromagnetic relay unified bottom a kind of base of the present utility model and bobbin, be with the difference of embodiment one, further, also extend outside side in the centre corresponding to the side 20 of the kink of cooperation yoke of the bottom of described bobbin and be provided with the 3rd male arms 22, described yoke 3 is provided with for cooperation the 3rd open-work that male arms is passed 32.
Due to, add the 3rd male arms 22, therefore, during installation, yoke 3 can only load bobbin 2 along the radial line direction of the central axis in the iron core hole of described bobbin 2, is equivalent to be parallel to bobbin 2 bottom surface and loads.
Above-described embodiment is only used for further illustrating the electromagnetic relay unified bottom a kind of base of the present utility model and bobbin; but the utility model is not limited to embodiment; every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all fall in the protection range of technical solutions of the utility model.
Claims (10)
1. the electromagnetic relay unified bottom base and bobbin, comprises shell, moving spring armature part and magnetic circuit part; Moving spring armature part and magnetic circuit part are contained in described shell respectively; Described magnetic circuit part comprises bobbin and yoke; Described yoke is the L shape shape with kink, and is engaged in bottom and the side of bobbin; It is characterized in that: the side corresponding to the kink coordinating yoke of the bottom of described bobbin, be provided with a male arms in the two ends of side respectively to side extension, described yoke leans against between two male arms; Described moving spring armature part is loaded on bobbin by yoke; In the position of the kink corresponding to yoke, between the movable contact spring of moving spring armature part and shell, be provided with bulge-structure; Jointly to be formed in bottom surface moving spring armature part by two male arms of bobbin, the bulge-structure between movable contact spring and shell, between magnetic circuit part and shell, residual gap fills up.
2. the electromagnetic relay unified bottom base according to claim 1 and bobbin, is characterized in that: described bulge-structure is the projection of the corresponding position of the movable contact spring being located at moving spring armature part.
3. the electromagnetic relay unified bottom base according to claim 2 and bobbin, is characterized in that: described projection is formed after movable contact spring bending.
4. the electromagnetic relay unified bottom base according to claim 1 and bobbin, is characterized in that: described bulge-structure is the boss of the corresponding position of the inwall being located at shell.
5. the electromagnetic relay unified bottom base according to claim 4 and bobbin, is characterized in that: described boss and shell are structure as a whole.
6. the electromagnetic relay unified bottom the base according to claim 1 or 2 or 3 or 4 or 5 and bobbin, is characterized in that: described male arms and bobbin are structure as a whole.
7. the electromagnetic relay unified bottom the base according to claim 1 or 2 or 3 or 4 or 5 and bobbin, it is characterized in that: further, also extend outside side in the centre corresponding to the side of the kink of cooperation yoke of the bottom of described bobbin and be provided with the 3rd male arms, described yoke is provided with for cooperation the 3rd open-work that male arms is passed.
8. the electromagnetic relay unified bottom base according to claim 6 and bobbin, it is characterized in that: further, also extend outside side in the centre corresponding to the side of the kink of cooperation yoke of the bottom of described bobbin and be provided with the 3rd male arms, described yoke is provided with for cooperation the 3rd open-work that male arms is passed.
9. the electromagnetic relay unified bottom base according to claim 7 and bobbin, is characterized in that: described yoke leans against between described two male arms along the Width of yoke.
10. the electromagnetic relay unified bottom the base according to claim 1 or 2 or 3 or 4 or 5 or 8 and bobbin, is characterized in that: described yoke leans against between described two male arms along the Width of yoke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520065944.7U CN204407256U (en) | 2015-01-30 | 2015-01-30 | The electromagnetic relay unified bottom a kind of base and bobbin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520065944.7U CN204407256U (en) | 2015-01-30 | 2015-01-30 | The electromagnetic relay unified bottom a kind of base and bobbin |
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| Publication Number | Publication Date |
|---|---|
| CN204407256U true CN204407256U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520065944.7U Active CN204407256U (en) | 2015-01-30 | 2015-01-30 | The electromagnetic relay unified bottom a kind of base and bobbin |
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| CN (1) | CN204407256U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591288A (en) * | 2017-09-22 | 2018-01-16 | 宁波世通电子科技有限公司 | A kind of relay applied under high current environment |
| CN108807081A (en) * | 2018-05-24 | 2018-11-13 | 厦门宏发汽车电子有限公司 | A kind of electromagnetic relay of vertical magnetic structure |
-
2015
- 2015-01-30 CN CN201520065944.7U patent/CN204407256U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591288A (en) * | 2017-09-22 | 2018-01-16 | 宁波世通电子科技有限公司 | A kind of relay applied under high current environment |
| CN108807081A (en) * | 2018-05-24 | 2018-11-13 | 厦门宏发汽车电子有限公司 | A kind of electromagnetic relay of vertical magnetic structure |
| CN108807081B (en) * | 2018-05-24 | 2023-11-24 | 厦门宏发汽车电子有限公司 | Electromagnetic relay with vertical magnetic circuit structure |
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