CN208970443U - A kind of miniature electro-magnetic relay - Google Patents
A kind of miniature electro-magnetic relay Download PDFInfo
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- CN208970443U CN208970443U CN201821745407.7U CN201821745407U CN208970443U CN 208970443 U CN208970443 U CN 208970443U CN 201821745407 U CN201821745407 U CN 201821745407U CN 208970443 U CN208970443 U CN 208970443U
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- contact spring
- movable contact
- armature
- pedestal
- magnetic relay
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Abstract
A kind of miniature electro-magnetic relay, including pedestal, coil block, armature, movable contact spring component, static contact spring piece component, the coil block, static contact spring piece component are fixedly installed in pedestal, and the armature and movable contact spring component are located at the both ends of coil block；It further include push card, which is located at the top of coil block, and one end and armature top transmission cooperate, and the other end is equipped with fluting and pushing part；The movable contact spring component and pedestal are relatively fixed, and are equipped at least two elastic transmission portions, and an at least elastic transmission portion passes through fluting, and at least an elastic transmission portion is opposite with pushing part.The utility model overall construction design is compact, good impact resistance and service life are long.
Description
Technical field
The utility model relates to relay field, especially a kind of miniature electro-magnetic relay.
Background technique
Currently, with the development of electronic technology, electronic component is gradually to miniaturization.Miniaturized relays are conducive to
Installation space is saved, material cost is saved, is the following direction for needing to pay close attention to.Relay total height is still higher at present,
It is unfavorable for the installation of subsequent product, and impact resistance is poor, structure is to be modified.
Utility model content
The main purpose of the utility model is to overcome drawbacks described above in the prior art, propose a kind of compact-sized, tool
There is the miniature electro-magnetic relay that impact resistance is strong, and the service life is grown.
The utility model adopts the following technical solution:
A kind of miniature electro-magnetic relay, including pedestal, coil block, armature, movable contact spring component, static contact spring piece component, the line
Coil assembly, static contact spring piece component are fixedly installed in pedestal, and the armature and movable contact spring component are located at the both ends of coil block；Its
It is characterized in that: further including push card, which is located at the top of coil block, and one end and armature top transmission cooperate, another
End is equipped with fluting and pushing part；The movable contact spring component and pedestal are relatively fixed, and are equipped at least two elastic transmission portions, at least a bullet
Property driving section pass through fluting, at least an elastic transmission portion is opposite with pushing part.
The movable contact spring component includes movable contact spring and pin；The movable contact spring is equipped with contact and two first elastic transmission portions, should
Contact is located at movable contact spring top, which is located at movable contact spring two sides；The pin and movable contact spring bottom end are solid
Fixed connection, and pass through the pedestal.
It is equipped with one second elastic transmission portion at the top of the movable contact spring, be located at the contact side and passes through the fluting,
The second elastic transmission portion top and the contact top are in same level height.
The movable contact spring bottom end is equipped with bending part, and the pin is correspondingly provided with fixed part, which is riveted on this and fixes
Portion bottom.
The bending part, the fixed part are parallel with the base end face；The fixed part is equipped at least two rivetings bud, institute
Bending part is stated to be riveted on riveting bud.
Described push card one end is equipped with locating slot；Armature top insertion locating slot is simultaneously equipped with convex block, the convex block against
In locating slot top surface；In the push card direction of motion, the groove width is greater than corresponding elastic transmission portion thickness.
The coil block includes bobbin, yoke and coil；The bobbin is fixed on pedestal and is equipped with through-hole, inclined-plane
Step, support portion and recessing groove, the recessing groove are located at through-hole one end, which is located at recessing groove two sides, the support zone
Above incline bench；The coil is set around bobbin periphery；The yoke one end is inserted into through-hole；The armature bottom and two sides
Middle part is born against on the incline bench and support portion.
It further include having pressure spring, which is inserted into described bobbin one end two sides, is additionally provided with mandril in the middle part of pressure spring；It is described
Armature bottom is correspondingly provided with groove for mandril insertion, which has inclined-plane and be point contact with mandril.
The static contact spring piece component includes upper electrostatic spring piece and lower static contact spring piece, and the upper electrostatic spring piece and lower static contact spring piece are arranged in the bottom
On seat, and it is located at movable contact spring component two sides.
The base top is equipped with positioning region, and the push card is correspondingly provided with resigning breach；It further include having shell, the shell
It covers at outside the pedestal, which is relatively fixed between the case top bottom surface and the coil block top surface.
From the above description of the utility model, it can be seen, compared with prior art, the utility model has following beneficial to effect
Fruit:
1, push card is set at the top of coil block by the relay of the utility model, and one end and armature top pass
Cooperation is moved, the other end is equipped with fluting and pushing part, and movable contact spring component is equipped at least two elastic transmission portions, when coil energization, yoke
Iron absorption armature simultaneously drives push card mobile, then pushes elastic transmission portion, bring it about deformation；Work as coil blackout, armature is being pressed
It is discharged under the action of spring mandril and push card is driven to move backward, the equal return in elastic transmission portion, overall construction design is compact, anti-impact
Hitting property is good and the service life is long.
2, the relay of the utility model, movable contact spring are provided with the first elastic transmission portion and the second elastic transmission portion, point
Not with pushing part and slotted engagement, and the second elastic transmission portion top and contact top are in same level, in moving process,
Fluting provides a momentum for corresponding elastic transmission portion, and two contacts for being conducive to driving contact separate, and it is viscous to reduce wink.
3, the relay of the utility model is provided with pressure spring, and both ends are plugged on bobbin, and is equipped with mandril and armature
Groove it is chimeric so that armature is close to the yoke edge of a knife, further position armature.
4, the relay of the utility model, movable contact spring is L shape and is equipped with bending part, and the fixed part of pin is provided at least
Two riveting buds, the riveting of the bending part riveting bud are conducive to increase movable contact spring free end length, be increased using this connection type
Strong flexibility is conducive to heat transfer and heat dissipation.
Detailed description of the invention
Fig. 1 is the utility model electromagnetic relay primary structure figure；
Fig. 2 is the cross-sectional view of the utility model electromagnetic relay；
Fig. 3 is the utility model exploded view；
Fig. 4 is movable contact spring assembly assumption diagram；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is movable contact spring structure chart；
Fig. 7 is movable contact spring component side view；
Fig. 8 is movable contact spring component and push card connection figure；
Fig. 9 is the side view of Fig. 8；
Figure 10 is the top view of Fig. 8；
Figure 11 is that armature and pressure spring cooperate schematic diagram (mandril is not inserted into groove)；
Wherein: 10, pedestal, the 11, first accommodation groove, the 12, second accommodation groove, 13, positioning region, 20, coil block, 21, line
Coil, 22, yoke, 23, coil, 24, through-hole, 25, incline bench, 26, recessing groove, 27, support portion, 30, armature, 31, convex block,
32, groove, 40, push card, 41, resigning breach, 42, locating slot, 43, block, 44, concave surface, 45, pushing part, 46, fluting, 50,
Movable contact spring component, 51, movable contact spring, 52, pin, 53, contact, the 54, first elastic transmission portion, the 55, second elastic transmission portion, 56,
Hook portion, 57, bending part, 58, fixed part, 59, riveting bud, 60, static contact spring piece component, 61, upper electrostatic spring piece, 62, lower static contact spring piece, 70, shell
Body, 71, protrusion, 80, pressure spring, 81, mandril, 82, plug division.
Specific embodiment
Below by way of specific embodiment, the utility model will be further described.
Referring to figs. 1 to Figure 10, a kind of miniature electro-magnetic relay, including pedestal 10, coil block 20, armature 30, push card
40, movable contact spring component 50, static contact spring piece component 60 and shell 70 etc..10 top end opening of pedestal, and multiple accommodation grooves are equipped with, mainly
Including the first accommodation groove 11 and the second accommodation groove 12, first accommodation groove 11 is for accommodating coil block 20, second accommodation groove
12 for accommodating movable contact spring component 50 etc..It is additionally provided with positioning region 13 at the top of pedestal 10, is located at 11 top of the first accommodation groove.
Coil block 20 includes the components such as bobbin 21, yoke 22 and coil 23.The coil 23 is set around outside bobbin 21
Week.The bobbin 21 is fixed in the first accommodation groove 11, which is provided with through-hole 24, incline bench 25, recessing groove 26, support portion 27
Deng.The through-hole 24 is lateral direction penetrating, which is located at 24 one end bottom of through-hole, allows for the leading foot to coil 23
Position.Include two incline benches 25, is located at 26 two sides of recessing groove, is additionally provided with two support portions above incline bench 25.The yoke
Iron 22 is U-shaped, and one end is inserted into through-hole 24, and the other end is located at 23 top of coil, and 22 top surface of yoke is equipped with protrusion, positioning region 13
It is correspondingly provided with aperture, which is embedded in aperture and realizes positioning.The bobbin 21 is additionally provided with pin, which passes through 10 bottom of pedestal
Portion.
The armature 30 is vertically provided at the edge of a knife end of yoke 22, and bottom end is resisted against on incline bench 25, on both sides of the middle
It is resisted against on support portion 26.It further include having pressure spring 80, which is equipped with plug division 82, is inserted into two incline benches 25 respectively
Outside.Mandril 81 is additionally provided in the middle part of pressure spring 80,30 bottom of armature is correspondingly provided with groove 32, is embedded in groove by 81 end of mandril
32, so that armature 30 is close to the edge of a knife end of yoke 22, and be conducive to the positioning of armature 30.The groove 32 has inclined-plane and and mandril
81 be point contact.In addition, mandril 81 is extended downwardly relative to 32 level of groove of armature, the groove of pushing rod 81 and armature is installed
32 match, and apply downward power to groove 32, and armature is opened in help.
The push card 40 is located at 20 top of coil block, and middle part is equipped with resigning breach 41, and with resigning positioning region 13, this is pushed away
Dynamic card 40 can be mobile relative to coil block 20.40 one end of push card is equipped with locating slot 42, and 42 side of locating slot is equipped with block 43,
The other side is equipped with concave surface 44.Locating slot 42,43 abutting contact of one side block blocks are inserted into 30 top of armature, and the other side is equipped with convex block
31, which is resisted against on concave surface 44, to realize that the transmission of 30 top of armature and 40 corresponding end of push card cooperates, that is, works as rank
Push card 40 is driven to move horizontally while 30 top of iron can be around 25 Small-angle Rotation of incline bench.In the other end of push card 40
Equipped with two pushing parts 45 and a fluting 46.Two pushing part 45 is located at bottom, which is located therein the interior of a pushing part 45
Side.
The movable contact spring component 50 includes dynamic spring 51 and pin 52.The dynamic spring 51 is L shape, which is provided with contact 53 and several bullets
Property driving section.The contact 53 is located at the top of dynamic spring 51.The elastic transmission portion includes two first elastic transmission portions 54 and one
Two elastic transmission portions 55, the two first elastic transmission portion 54 are located at dynamic 51 two sides of spring, to prolong upwards along dynamic 51 middle part of spring
It stretches, and is corresponded with two pushing parts 45 of push card 40, it can be against connecing between the pushing part 45 and the first elastic transmission portion 54
Touching does not contact.
The second elastic transmission portion 55 is to extend outwardly along dynamic 51 side of spring close to top, and end is folded upward at and passes through
Fluting 46, the also settable hook portion 56 in top.The second elastic transmission portion 55 is located at 53 side of contact, and top and the contact 53 are pushed up
End is in same level height.On 40 moving direction of push card, which is greater than corresponding second elastic transmission portion
55 thickness.
Dynamic 51 bottom end of spring is additionally provided with bending part 57, and pin 52 is correspondingly provided with fixed part 58, pin 52 close to medium position
Bottom passes through pedestal 10.The bending part 57, fixed part 58 are parallel with 10 bottom surface of pedestal, and 58 bottom of fixed part is equipped at least two rivetings
Bud 59, preferably three, bending part 57 is riveted on the riveting bud 59.Using this fixed form, be conducive to increase dynamic spring 51 certainly
By end length, enhancing is flexible.Dynamic 51 thickness of spring is small, width is big, using the connection type of 3 riveting buds 59, is conducive to dynamic 51 heat of spring
Conduction and heat dissipation.
The static contact spring piece component 60 includes upper electrostatic spring piece 61 and lower static contact spring piece 62, and the upper electrostatic spring piece 61 and lower static contact spring piece 62 are worn
In on pedestal 10, and it is located at the two sides of movable contact spring component 50.The top of upper electrostatic spring piece 61 and lower static contact spring piece 62 is equipped with contact, bottom
End is equipped with pin, and the contact 53 of the contact and dynamic spring 51 is opposite.
The shell 70 covers at outside pedestal 10, and 70 top bottom surface of shell is equipped with protrusion 71, which is resisted against positioning region
13 top surfaces.Utility model works principle is as follows: when coil 23 is powered, then yoke 22 adsorbs armature 30, and 30 top of armature drives
Push card 40 is mobile, then pushing part 45 pushes the first elastic transmission portion 54, brings it about deformation, and make spring 51 contact 53 and
Wherein a static contact spring piece contact contacts, and the second elastic transmission portion 55 generates deformation with 46 1 side contacts of fluting at this time, and apart from another
Opposite side certain distance；When coil 23 powers off, yoke 22 discharges armature 30, and 30 top of armature drives push card 40 to move backward,
The equal return in first elastic transmission portion 54 and the second elastic transmission portion 55；In moving process, fluting 46 is far from the second elastic transmission portion
55 side provides a momentum, and two contacts for being conducive to driving contact separate, and it is viscous to reduce wink.
The utility model overall construction design is compact, the good impact resistance and service life is long.
The above is only the specific embodiments of the present invention, but the design concept of the present invention is not limited thereto,
All non-essential modifications to the present invention made by this concept should belong to the row for invading scope of protection of the utility model
For.
Claims (10)
1. a kind of miniature electro-magnetic relay, including pedestal, coil block, armature, movable contact spring component, static contact spring piece component, the coil
Component, static contact spring piece component are fixedly installed in pedestal, and the armature and movable contact spring component are located at the both ends of coil block；It is special
Sign is: further including push card, which is located at the top of coil block, and one end and armature top transmission cooperate, the other end
Equipped with fluting and pushing part；The movable contact spring component and pedestal are relatively fixed, and are equipped at least two elastic transmission portions, at least one elasticity
Driving section passes through fluting, and at least an elastic transmission portion is opposite with pushing part.
2. a kind of miniature electro-magnetic relay as described in claim 1, it is characterised in that: the movable contact spring component includes movable contact spring
And pin；The movable contact spring is equipped with contact and two first elastic transmission portions, which is located at movable contact spring top, which passes
Dynamic portion is located at movable contact spring two sides；The pin is fixedly connected with movable contact spring bottom end, and passes through the pedestal.
3. a kind of miniature electro-magnetic relay as claimed in claim 2, it is characterised in that: be equipped with one second at the top of the movable contact spring
Elastic transmission portion is located at the contact side and passes through the fluting, the second elastic transmission portion top and the contact top
In same level height.
4. a kind of miniature electro-magnetic relay as claimed in claim 2, it is characterised in that: the movable contact spring bottom end is equipped with bending
Portion, the pin are correspondingly provided with fixed part, which is riveted on the fixed part bottom.
5. a kind of miniature electro-magnetic relay as claimed in claim 4, it is characterised in that: the bending part, the fixed part are equal
It is parallel with the base end face；The fixed part is equipped at least two rivetings bud, and the bending part is riveted on riveting bud.
6. a kind of miniature electro-magnetic relay as described in claim 1, it is characterised in that: described push card one end is equipped with positioning
Slot；The armature top is inserted into locating slot and is equipped with convex block, which is resisted against locating slot top surface；In the push card movement side
Upwards, the groove width is greater than corresponding elastic transmission portion thickness.
7. a kind of miniature electro-magnetic relay as described in claim 1, it is characterised in that: the coil block include bobbin,
Yoke and coil；The bobbin is fixed on pedestal and is equipped with through-hole, incline bench, support portion and recessing groove, the resigning slot position
In through-hole one end, which is located at recessing groove two sides, and the support zone is above incline bench；The coil is set around coil
Frame periphery；The yoke one end is inserted into through-hole；The armature bottom and two middle side parts are born against in the incline bench and support
In portion.
8. a kind of miniature electro-magnetic relay as claimed in claim 7, it is characterised in that: it further include having pressure spring, the pressure spring both ends
Described bobbin one end two sides are inserted into, are additionally provided with mandril in the middle part of pressure spring；The armature bottom is correspondingly provided with groove so that mandril is embedding
Enter, which has inclined-plane and be point contact with mandril.
9. a kind of miniature electro-magnetic relay as described in claim 1, it is characterised in that: the static contact spring piece component includes upper electrostatic spring
Piece and lower static contact spring piece, the upper electrostatic spring piece and lower static contact spring piece are arranged on the pedestal, and are located at movable contact spring component two sides.
10. a kind of miniature electro-magnetic relay as described in claim 1, it is characterised in that: the base top is equipped with positioning region,
The push card is correspondingly provided with resigning breach；It further include having shell, which is set to outside the pedestal, and the positioning region is relatively solid
Due between the case top bottom surface and the coil block top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821745407.7U CN208970443U (en) | 2018-10-26 | 2018-10-26 | A kind of miniature electro-magnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821745407.7U CN208970443U (en) | 2018-10-26 | 2018-10-26 | A kind of miniature electro-magnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208970443U true CN208970443U (en) | 2019-06-11 |
Family
ID=66764520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821745407.7U Active CN208970443U (en) | 2018-10-26 | 2018-10-26 | A kind of miniature electro-magnetic relay |
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| Country | Link |
|---|---|
| CN (1) | CN208970443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178361A (en) * | 2021-04-30 | 2021-07-27 | 浙江格蕾特电器股份有限公司 | Double static contact relay |
-
2018
- 2018-10-26 CN CN201821745407.7U patent/CN208970443U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178361A (en) * | 2021-04-30 | 2021-07-27 | 浙江格蕾特电器股份有限公司 | Double static contact relay |
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