CN206422004U - A kind of electromagnetic relay - Google Patents
A kind of electromagnetic relay Download PDFInfo
- Publication number
- CN206422004U CN206422004U CN201720040394.2U CN201720040394U CN206422004U CN 206422004 U CN206422004 U CN 206422004U CN 201720040394 U CN201720040394 U CN 201720040394U CN 206422004 U CN206422004 U CN 206422004U
- Authority
- CN
- China
- Prior art keywords
- contact
- spring plate
- auxiliary
- electromagnetic relay
- shell fragment
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of electromagnetic relay, including magnetic circuit system, contact system, push card, pedestal and shell, it is characterised in that：Electromagnetic relay also includes open type auxiliary contacts system, and open type auxiliary contacts system includes the lower shell fragment of auxiliary lower contact, auxiliary, auxiliary upper contact, armature shell fragment；Side on spring plate positioning terminal positioned at spring plate is provided with small convex closure.The shell fragment elastic force of auxiliary contacts system come increase contact system disconnect when power, get small convex closure in one side on spring plate positioning terminal positioned at the spring plate, spring plate can be made to produce elastic force deformation after being riveted on spring plate positioning terminal, also just there is precompression to shell fragment positioning terminal, it can make in adhesive, the firm Contact in contact, contact force is quickly raised to precompressed force value, similarly in release, contact will just disconnect moment, contact force also can drop to zero rapidly from precompressed force value, can reduce ablation time and adhesive, release rebound when contact resistance goes to zero.
Description
Technical field
The utility model is related to a kind of electromagnetic relay, more particularly to a kind of compact conformation, that contact disconnects rapid, arc extinguishing is quick
Prompt, contact adhesive disconnects quick electromagnetic relay.
Background technology
Relay be a kind of automatic switch element with isolation features, be widely used in communication, automobile, automatically control,
The fields such as household electrical appliance.It is one of most important control original paper.Contact system is the important component of relay, and its performance impact
The life-span of product and security, and arc erosion is the maximum arch-criminal of destruction contact system, in the prior art, with respect to arc-chutes
Space accounting is big, causes arc quenching effect bad while arc extinguishing starts moment movable contact and stationary contact power cut off delay, in view of the presence of upper
Problem is stated, a kind of electromagnetic relay for overcoming above mentioned problem is studied necessary.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of electromagnetic relay, disconnected with compact conformation, contact
The characteristics of opening quick rapid, arc extinguishing, contact adhesive or disconnect quick.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of electromagnetic relay, including magnetic circuit system
System, contact system, push card, pedestal and shell, the magnetic circuit system include coil holder, coil, armature, yoke, iron core, described to connect
The system of touching includes movable contact, movable contact bridge, spring plate, spring plate positioning terminal, stationary contact, quiet spring, and its innovative point is：It is described
Electromagnetic relay also includes open type auxiliary contacts system, and the open type auxiliary contacts system includes auxiliary lower contact, auxiliary
Lower shell fragment, auxiliary upper contact, armature shell fragment；The armature, the push card, rigidly it is combined into the spring plate positioning terminal
One；The spring plate is riveted on the spring plate positioning terminal, and the movable contact bridge is riveted on spring plate, described to move
Piece positioning terminal is located at one end that the spring plate leans on the movable contact bridge；It is located at described move on the spring plate positioning terminal
The side of piece is provided with small convex closure.
It is preferred that, described in the open type auxiliary contacts system aid in upper contact be fixed on the armature shell fragment and with
The action of armature and switch, and the auxiliary upper contact passes through the yoke and carries out conductive output.
It is preferred that, shell fragment is elastomeric material under the auxiliary.
It is preferred that, the open type auxiliary contacts system is earlier than the contact during the electromagnetic relay adhesive action
System first contacts conducting.
It is preferred that, it is provided with the coil holder for the positive stop lug boss spacing to shell fragment under the auxiliary.
It is preferred that, it is rigidly connected between the armature and the spring plate positioning terminal by the push card.
It is preferred that, it is described be rigidly connected be formed in one or load after dispensing again.
The utility model has the advantage of：By using said structure, increased using the shell fragment elastic force of auxiliary contacts system
Plus power during contact system disconnection, while auxiliary contacts system can be controlled to realize the conducting and shut-off of electricity by coil, and with contacting
System, inductance loop seclusion.Armature, push card, rigidly it is combined as a whole with spring plate positioning terminal, can ensures in less space
The insulation distance of magnetic circuit system and contact system simultaneously can drive the contact system movable end to act.Spring plate is riveted on described dynamic
On shell fragment positioning terminal, the movable contact bridge is riveted on spring plate, and the spring plate positioning terminal is leaned on positioned at the spring plate
One end of the movable contact bridge, in release moment, the spring plate positioning terminal can drive the spring plate, and rigidity is rapid partially draws
Contact is opened, increases product arc extinguishing speed.Small convex closure is got on one side on spring plate positioning terminal positioned at the spring plate, can make institute
State and elastic force deformation is produced after spring plate is riveted on the spring plate positioning terminal, also just have precompressed to the shell fragment positioning terminal
Power, can make in adhesive, and the firm Contact in contact, contact force is quickly raised to precompressed force value, and similarly in release, contact is firm
Disconnect moment, contact force also can drop to zero rapidly from precompressed force value, can reduce when contact resistance goes to zero the ablation time and
Adhesive, release rebound.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of structural decomposition diagram of electromagnetic relay of the utility model.
Fig. 2 is a kind of structural representation of electromagnetic relay of the utility model.
Fig. 3 is a kind of structural decomposition diagram of electromagnetic relay of the utility model.
Fig. 4 is open type auxiliary contacts and its dependency structure schematic diagram in a kind of electromagnetic relay of the utility model.
Fig. 5 is a kind of disjunction power of electromagnetic relay of the utility model and the curve of suction.
Fig. 6 is spring plate positioning terminal and spring plate dependency structure schematic diagram in a kind of electromagnetic relay of the utility model.
Fig. 7 is Fig. 6 partial enlarged drawing A.
Fig. 8 is that armature in a kind of electromagnetic relay of the utility model, push card, spring plate positioning terminal are rigidly combined into one
The structural representation of body.
Fig. 9 is a kind of internal structure schematic diagram at the visual angle of electromagnetic relay first of the utility model.
In figure：It is 1- pedestals, 2- coils, the lower shell fragment of 3- auxiliary, 4- auxiliary lower contact, 5- iron cores, 6- shells, tactile in 7- auxiliary
Point, 8- armature shell fragment, 9- armature, 10- push cards, 11- spring plates positioning terminal, the small convex closures of 111-, 12- spring plates, 13- are dynamic to be touched
Point, 14- movable contacts bridge, 15- yokes, 16- stationary contacts, the quiet springs of 17-, 18- coil holders, 181- positive stop lug boss.
Embodiment
Electromagnetic relay of the present utility model includes magnetic circuit system, contact system, push card 10, pedestal 1 and shell 6, magnetic
Road system includes coil holder 18, coil 2, armature 9, yoke 15, iron core 5, and contact system includes movable contact 13, movable contact bridge 14, moved
Shell fragment 12, spring plate positioning terminal 11, stationary contact 16, quiet spring 17.Electromagnetic relay also includes open type auxiliary contacts system, often
Open form auxiliary contacts system includes the lower shell fragment 3 of auxiliary lower contact 4, auxiliary, auxiliary upper contact 7, armature shell fragment 8.Armature 9, promotion
Block 10, be combined as a whole with the rigidity of spring plate positioning terminal 11.Spring plate 12 is riveted on spring plate positioning terminal 11, movable contact
Bridge 14 is riveted on spring plate 12, and spring plate positioning terminal 11 is located at one end that spring plate 12 leans on movable contact bridge 14.Spring plate is determined
The side for being located at spring plate 12 on the terminal 11 of position is provided with small convex closure 111.By using said structure, auxiliary contacts system is utilized
Shell fragment elastic force come increase contact system disconnect when power, while auxiliary contacts system can by coil control realize electricity conducting
With shut-off, and with contact system, inductance loop seclusion.Armature 9, push card 10, it is combined as a whole with the rigidity of spring plate positioning terminal 11,
The insulation distance of magnetic circuit system and contact system can be ensured in less space and contact system movable end can be driven to act.It is dynamic
Shell fragment 12 is riveted on spring plate positioning terminal 11, and movable contact bridge 14 is riveted on spring plate 12, spring plate positioning terminal 11
One end of movable contact bridge 14 is leaned in spring plate 12, in release moment, spring plate positioning terminal 11 can drive spring plate 12, partially rigidly
It is rapid to pull open contact, increase product arc extinguishing speed.Get small convex closure in one side on spring plate positioning terminal 11 positioned at spring plate 12
111, spring plate 12 can be made to produce elastic force deformation after being riveted on spring plate positioning terminal 11, also just have pre- to shell fragment positioning terminal
Pressure, can make in adhesive, and the firm Contact in contact, contact force is quickly raised to precompressed force value, similarly in release, contact
Moment is just disconnected, and contact force also can drop to zero rapidly from precompressed force value, and the ablation time can be reduced when contact resistance goes to zero
And adhesive, release rebound.
Upper contact 7 is aided in be fixed on armature shell fragment 8 and with the action of armature 9 in above-mentioned open type auxiliary contacts system
And switch, and auxiliary upper contact 7 carries out conductive output by yoke 15.The lower shell fragment 3 of auxiliary is elastomeric material, utilizes elastomeric material
Elastic force, and rubbing stroke when increasing auxiliary contact contact can be provided, increase contact reliability.It is above-mentioned in electromagnetic relay adhesive
Open type auxiliary contacts system first contacts conducting earlier than contact system during action.In order to prevent lower shell fragment amplitude of fluctuation is excessive from making
Into misoperation, it is provided with coil holder 18 for the spacing positive stop lug boss 181 of the lower shell fragment 3 of auxiliary.Above-mentioned armature 9 and spring plate
Be rigidly connected between positioning terminal 11 by push card 10, this is rigidly connected be formed in one or load after dispensing again.
As shown in figure 5, dotted line is the electromagnetic attraction torque under pick-up voltage representative value, solid line is the electromagnetic relay
Shell fragment elastic force torque is also release process disjunction force square, and dotted line is the shell fragment elastic force torque of prior art electromagnetic relay, is indulged
Coordinate is torque size, and abscissa is the opening angle of armature, and 0 degree is closure completely, and the location A of figure upper curve mark is auxiliary
Elastic force torque when contact rigid connection is touched, the elastic force torque when B location of mark touches for contact system contact rigid connection is also decontroled for contact
When open from power, the location of C of mark is elastic force torque when the firm contact wire clamps bottom of shell fragment is spacing under auxiliary contact, from the song
Seen on line chart, ensureing that product can be completely under conditions of adhesive, the structure can enable contact disconnection moment have larger
Disjunction power is the power of the B location of mark.
It is last it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and non-limiting technical side
Case, it will be understood by those within the art that, those modify or equivalent substitution to technical scheme, and
The objective and scope of the technical program are not departed from, all should be covered among scope of the presently claimed invention.
Claims (7)
1. a kind of electromagnetic relay, including magnetic circuit system, contact system, push card, pedestal and shell, the magnetic circuit system include
Coil holder, coil, armature, yoke, iron core, the contact system include movable contact, movable contact bridge, spring plate, spring plate positioning end
Son, stationary contact, quiet spring, it is characterised in that：The electromagnetic relay also includes open type auxiliary contacts system, and the open type is auxiliary
Contact system is helped to include the lower shell fragment of auxiliary lower contact, auxiliary, auxiliary upper contact, armature shell fragment；The armature, the push card,
Rigidly it is combined as a whole with the spring plate positioning terminal；The spring plate is riveted on the spring plate positioning terminal, described
Movable contact bridge is riveted on spring plate, and the spring plate positioning terminal is located at one end that the spring plate leans on the movable contact bridge；
Side on the spring plate positioning terminal positioned at the spring plate is provided with small convex closure.
2. a kind of electromagnetic relay as claimed in claim 1, it is characterised in that：Described in the open type auxiliary contacts system
Auxiliary upper contact is fixed on the armature shell fragment and switched with the action of armature, and the auxiliary upper contact passes through the yoke
Iron carries out conductive output.
3. a kind of electromagnetic relay as claimed in claim 1, it is characterised in that：Shell fragment is elastomeric material under the auxiliary.
4. a kind of electromagnetic relay as claimed in claim 1, it is characterised in that：During the electromagnetic relay adhesive action
The open type auxiliary contacts system first contacts conducting earlier than the contact system.
5. a kind of electromagnetic relay as claimed in claim 1, it is characterised in that：It is provided with the coil holder for described auxiliary
The positive stop lug boss for helping lower shell fragment spacing.
6. a kind of electromagnetic relay as claimed in claim 1, it is characterised in that：The armature and the spring plate positioning terminal
Between be rigidly connected by the push card.
7. a kind of electromagnetic relay as claimed in claim 6, it is characterised in that：Described be rigidly connected is formed in one or filled
Dispensing again after entering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720040394.2U CN206422004U (en) | 2017-01-13 | 2017-01-13 | A kind of electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720040394.2U CN206422004U (en) | 2017-01-13 | 2017-01-13 | A kind of electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206422004U true CN206422004U (en) | 2017-08-18 |
Family
ID=59572610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720040394.2U Withdrawn - After Issue CN206422004U (en) | 2017-01-13 | 2017-01-13 | A kind of electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206422004U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039212A (en) * | 2017-01-13 | 2017-08-11 | 厦门赛特勒继电器有限公司 | A kind of electromagnetic relay |
| CN111463069A (en) * | 2019-01-19 | 2020-07-28 | 百容电子股份有限公司 | Electromagnetic relay |
-
2017
- 2017-01-13 CN CN201720040394.2U patent/CN206422004U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039212A (en) * | 2017-01-13 | 2017-08-11 | 厦门赛特勒继电器有限公司 | A kind of electromagnetic relay |
| CN107039212B (en) * | 2017-01-13 | 2019-04-02 | 厦门赛特勒继电器有限公司 | A kind of electromagnetic relay |
| CN111463069A (en) * | 2019-01-19 | 2020-07-28 | 百容电子股份有限公司 | Electromagnetic relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170818 Effective date of abandoning: 20190402 |