CN203225215U - An electromagnetic relay - Google Patents
An electromagnetic relay Download PDFInfo
- Publication number
- CN203225215U CN203225215U CN 201320168705 CN201320168705U CN203225215U CN 203225215 U CN203225215 U CN 203225215U CN 201320168705 CN201320168705 CN 201320168705 CN 201320168705 U CN201320168705 U CN 201320168705U CN 203225215 U CN203225215 U CN 203225215U
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- Prior art keywords
- pedestal
- contact spring
- quiet
- static
- contact set
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Abstract
Provided is an electromagnetic relay comprising a cover casing, a pedestal, and a dynamic contact set, a static contact set, and a magnetic circuit system which are arranged on the pedestal. The dynamic contact set comprises a dynamic reed and a dynamic pin-out. The static contact set comprises a static reed and a static pin-out. The electromagnetic relay is characterized in that: a first groove used for the dynamic pin-out to be put into in a side direction and a second groove used for the static pin-out to be put into in a side direction are arranged on the side portion of the pedestal. Sides of the dynamic contact set and the static contact set are respectively provided with compressing tablets which can compress the dynamic pin-out and the static pin-out tightly on the pedestal. According to the utility model, through the first groove and the second groove arranged on the side portion of the pedestal, the dynamic contact set and the static contact set can be put into from the sides of the pedestal, so that, the installation is simple, the labor production efficiency is high, and the reed deformation phenomenon possibly produced in assembling processes in a plug-in type assembling mode is avoided. In addition, the compressing tablets arranged on the sides of the dynamic contact set and the static contact set not only can be used to fix the dynamic pin-out and the static pin-out, but also can prevent glue from leaking into the internal portion of the pedestal when the cover casing and the pedestal are sealed with the glue.
Description
Technical field
The utility model relates to electromagnetic relay, relates in particular to a kind of matching used electromagnetic relays such as automatic control, electronic instrument, communication apparatus that are applicable to.
Background technology
Electromagnetic relay is a kind of electronic control device that can be widely used in communication apparatus, remote control, household electrical appliance, automated system and the various electronic product, during work, to powering up the generation galvanomagnetic effect on the coil, armature makes moving contacting plate and quiet contact chip connect under electromagnetic attracting force.Existing electromagnetic relay when mounted, moving contacting plate and quiet contact chip all are plugged in the jack of base.Be that ZL201220303454.2(Granted publication number is CN202695308U as the patent No.) Chinese utility model patent disclosed " a kind of microminiature electromagnetic relay ", this electromagnetic relay comprises case, pedestal and be arranged on moving contact group on the pedestal, quiet contact group and magnetic circuit system, wherein, magnetic circuit system comprises the bobbin that is wound with coil again, yoke and armature component, have the slot that inserts for the yoke end at pedestal, have jack in base bottom, moving contact group is all assembled in the mode of plug-in type assembling with the quiet group that contacts, namely moving contact group is plugged in the jack of pedestal correspondence with the quiet leading foot that contacts group, not only efficient is lower for this assembling mode, and is easy to produce the phenomenon of leading foot distortion in assembling process.In addition, in this microminiature electromagnetic relay, moving contact group is firm inadequately with quiet reed and the location structure between pedestal that contacts in the group, and is higher to the requirement on machining accuracy of reed, causes the poor contact of contacts phenomenon easily.In sum, remain above-mentioned subminiature electromagnetic relay is further improved.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned prior art present situation, and a kind of installation effectiveness height, the on-deformable electromagnetic relay of leading foot are provided.
The utility model solves the problems of the technologies described above the technical scheme that adopts: this electromagnetic relay, comprise case, pedestal and be located at moving contact group on the pedestal, quiet contact group and magnetic circuit system, described moving contact group comprises movable contact spring and moving leading foot, described quiet contact group comprises static contact spring piece and quiet leading foot, it is characterized in that: have first groove of putting into for described moving leading foot side direction and second groove of putting into for described quiet leading foot side direction at the sidepiece of described pedestal, be provided with one in described moving contact group and the quiet outside that contacts group and can will move leading foot and quiet leading foot and be pressed on compressing tablet on the pedestal.
Preferably, be provided with first alignment pin and second alignment pin at described pedestal, be provided with first location hole that matches with described first alignment pin at movable contact spring, and the movable contact spring behind the location fixes with pedestal after the first alignment pin heat is melted, and is provided with second location hole that matches with second alignment pin at static contact spring piece.After adopting said structure, not only can reduce the requirement on machining accuracy to reed, reduce the assembling back and do not line up the poor contact of contacts phenomenon that causes because of the center, contact, improve the first-pass yield that relay is produced, but also can increase the bounce of movable contact spring, improve the stability of the technical parameters such as starting voltage, release voltage of relay.
Can collect smoothly in order to make the surplus glue behind the glue, preferred scheme is, described movable contact spring be positioned at first location hole below be provided with a through hole, described first alignment pin and movable contact spring adopt glue spots glue to be connected, put glue after unnecessary glue flow in the described through hole.
For spacing moving contact group better, preferably, described pedestal be positioned at first alignment pin above be provided with a stopper slot that matches with movable contact spring.
Further preferred, be provided with boss for the location movable contact spring at the divider wall of the pedestal of described moving contact group place side.Boss not only can be used for the further moving contact group in location, but also can promote withstand voltage between contact and coil.
Compared with prior art, first groove and second groove of the utility model by being located at the pedestal sidepiece, the contact group can be put into from the pedestal side with the quiet group that contacts, not only install simple, labor productivity height, and mode issuable reed metaboly in assembling process of effectively having avoided plug-in type to assemble again.In addition, be located at moving contact group and the quiet compressing tablet that contacts the group outside, not only can be used for fixing dynamic and static leading foot, but also the glue base interior of bleeding can prevent case and pedestal sealing the time.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is for removing the structural representation behind the case among Fig. 1;
Fig. 3 is the structural representation of the other direction of Fig. 2;
Fig. 4 is the perspective exploded view of Fig. 2;
Fig. 5 is the perspective exploded view of Fig. 3;
Fig. 6 is for removing the perspective exploded view behind the magnetic circuit system among Fig. 5.
Embodiment
Describe in further detail below in conjunction with the utility model of accompanying drawing embodiment.
Extremely shown in Figure 6 as Fig. 1, electromagnetic relay in the present embodiment comprises case 1, pedestal 2 and be arranged on moving contact group 3 on the pedestal, quiet contact group 4 and magnetic circuit system 5, wherein, magnetic circuit system 5 comprises the bobbin 51 that is wound with coil, yoke 52 and armature component 53, insert in the pedestal 2 at the both ends of yoke 52, armature component 53 comprises armature 531 and the impeller 532 that is fixed on the armature again, armature 531 accumbency are on pedestal 2, and move at yoke 52 both ends, impeller 532 is mouldings of encircling on armature, is provided with moving at impeller and contacts the convex tendon 533 that group 3 offsets.
Have first groove 61 and second groove 62 in the following side of pedestal 2, be provided with first alignment pin 81 and second alignment pin 82 at pedestal 2, moving contact group 3 comprises movable contact spring 31 and moving leading foot 32, be provided with first location hole 91 that matches with first alignment pin 81 at movable contact spring 31, moving contact is installed organizes at 3 o'clock, moving leading foot 32 side direction are put into first groove 61 and are made first alignment pin 81 insert first location hole 91 quiet contact group 4 is positioned, after the location finishes, movable contact spring 31 and pedestal 2 are fixed.Adopt the heat mode of melting that movable contact spring 31 and pedestal 2 are fixed, not only can reduce the requirement on machining accuracy to reed, reduce the assembling back and do not line up the poor contact of contacts phenomenon that causes because of the center, contact, improved the first-pass yield that relay is produced, and can increase the bounce of reed, improve the stability of the technical parameters such as starting voltage, release voltage of relay.Movable contact spring 31 be positioned at first location hole 91 below be provided with through hole 93, the first alignment pins 81 and movable contact spring 31 and adopt the glue spots glue to be connected, put glue after unnecessary glue flow in the through hole 93.Quiet contact group 4 comprises static contact spring piece 41 and quiet leading foot 42, be provided with second location hole 92 that matches with second alignment pin 82 at static contact spring piece 41, quiet contact is installed organizes at 4 o'clock, quiet leading foot 42 side direction are put into second groove 62 and are made second alignment pin 82 insert second location hole 92 quiet contact group 4 is positioned.
Be provided with compressing tablet 7 in moving contact group 3 with the quiet outside that contacts group 4, by compressing tablet 7 is set, not only can will move leading foot 32 and quiet leading foot 42 is pressed abd fixed on the pedestal 2, but also the glue base interior of bleeding can prevent case 1 with pedestal 2 sealings the time.
For will move better contact organize 3 spacing on pedestal 2, in the present embodiment, pedestal 2 be positioned at first alignment pin 81 above be provided with the stopper slot 10 that matches with movable contact spring 31.In addition, for locate movable contact spring 31 and promote the contact and coil between withstand voltage, the divider wall of organizing the pedestal of 3 one sides in moving contact is provided with boss 11, this boss 11 not only can be used for the location movable contact spring, but also can promote withstand voltage between contact and coil.
In addition, it is worthy of note that movable contact spring 31 can be integral piece with moving leading foot 32, also can adopt the branch body structure, such as with welding or riveted way movable contact spring 31 and moving leading foot 32 being linked together; Similarly, static contact spring piece 41 can be integral piece with quiet leading foot 42, also can adopt the branch body structure.
Claims (5)
1. electromagnetic relay, comprise case (1), pedestal (2) and be located at moving contact group (3) on the pedestal (2), quiet contact group (4) and magnetic circuit system (5), described moving contact group (3) comprises movable contact spring (31) and moving leading foot (32), described quiet contact group (4) comprises static contact spring piece (41) and quiet leading foot (42), it is characterized in that: have first groove of putting into for described moving leading foot (32) side direction (61) and second groove of putting into for described quiet leading foot (42) side direction (62) at the sidepiece of described pedestal (2), be provided with an energy in described moving contact group (3) and the quiet outside that contacts group (4) and will move leading foot (32) and quiet leading foot (42) and be pressed on compressing tablet (7) on the pedestal (2).
2. according to the described electromagnetic relay of claim 1, it is characterized in that: be provided with first alignment pin (81) and second alignment pin (82) at described pedestal (2), be provided with first location hole (91) that matches with described first alignment pin (81) at movable contact spring (31), and the movable contact spring (31) behind the location fixes with pedestal (2) after first alignment pin (81) heat is melted, and is provided with second location hole (92) that matches with second alignment pin (82) at static contact spring piece (41).
3. electromagnetic relay according to claim 2, it is characterized in that: the below that is positioned at first location hole (91) at described movable contact spring (31) is provided with a through hole (93), described first alignment pin (81) adopts glue spots glue to be connected with movable contact spring (31), and unnecessary glue flows in the described through hole (93) behind the some glue.
4. according to claim 2 or 3 described electromagnetic relays, it is characterized in that: be provided with a stopper slot (10) that matches with movable contact spring (31) in the top that described pedestal (2) is positioned at first alignment pin (81).
5. according to claim 2 or 3 described electromagnetic relays, it is characterized in that: be provided with boss (11) for the location movable contact spring at the divider wall of the pedestal (2) of described moving contact group (3) place side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320168705 CN203225215U (en) | 2013-04-07 | 2013-04-07 | An electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320168705 CN203225215U (en) | 2013-04-07 | 2013-04-07 | An electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203225215U true CN203225215U (en) | 2013-10-02 |
Family
ID=49252212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320168705 Expired - Fee Related CN203225215U (en) | 2013-04-07 | 2013-04-07 | An electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203225215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104124107A (en) * | 2014-07-29 | 2014-10-29 | 厦门宏发电力电器有限公司 | Dispensing fixing structure, dispensing fixing method and relay |
-
2013
- 2013-04-07 CN CN 201320168705 patent/CN203225215U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104124107A (en) * | 2014-07-29 | 2014-10-29 | 厦门宏发电力电器有限公司 | Dispensing fixing structure, dispensing fixing method and relay |
| CN104124107B (en) * | 2014-07-29 | 2016-04-06 | 厦门宏发电力电器有限公司 | A kind of glue-dispensing fixing structure and method and relay |
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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: 20131002 Termination date: 20190407 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |