CN107039212A - A kind of electromagnetic relay - Google Patents
A kind of electromagnetic relay Download PDFInfo
- Publication number
- CN107039212A CN107039212A CN201710024951.6A CN201710024951A CN107039212A CN 107039212 A CN107039212 A CN 107039212A CN 201710024951 A CN201710024951 A CN 201710024951A CN 107039212 A CN107039212 A CN 107039212A
- Authority
- CN
- China
- Prior art keywords
- contact
- spring plate
- auxiliary
- electromagnetic relay
- positioning terminal
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/541—Auxiliary contact devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/546—Contact arrangements for contactors having bridging contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/56—Contact spring sets
- H01H50/58—Driving arrangements structurally associated therewith; Mounting of driving arrangements on armature
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
Abstract
The invention 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 present invention relates to a kind of electromagnetic relay, more particularly to a kind of compact conformation, contact disconnect rapid, arc extinguishing it is quick,
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.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of electromagnetic relay, are disconnected with compact conformation, contact fast
The characteristics of speed, arc extinguishing agility, contact adhesive or quick disconnection.
In order to solve the above technical problems, the technical scheme is that：A kind of electromagnetic relay, including magnetic circuit system, connect
System, push card, pedestal and shell are touched, the magnetic circuit system includes coil holder, coil, armature, yoke, iron core, the contact system
System includes movable contact, movable contact bridge, spring plate, spring plate positioning terminal, stationary contact, quiet spring, and its innovative point is：The electromagnetism
Relay also includes open type auxiliary contacts system, and the open type auxiliary contacts system includes the lower bullet of auxiliary lower contact, auxiliary
Piece, auxiliary upper contact, armature shell fragment；The armature, the push card and the spring plate positioning terminal are rigidly combined into one
Body；The spring plate is riveted on the spring plate positioning terminal, and the movable contact bridge is riveted on spring plate, the spring plate
Positioning terminal is located at one end that the spring plate leans on the movable contact bridge；It is located at the spring plate on the spring plate positioning terminal
Side be 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 advantage of the invention is that：By using said structure, connect using the shell fragment elastic force of auxiliary contacts system to increase
Touch system disconnect when power, while auxiliary contacts system can by coil control realize electricity conducting and shut-off, and with contact system,
Inductance loop seclusion.Armature, push card, rigidly it is combined as a whole with spring plate positioning terminal, magnetic circuit can be ensured in less space
The insulation distance of system and contact system simultaneously can drive the contact system movable end to act.Spring plate is riveted on the spring plate
On positioning terminal, the movable contact bridge is riveted on spring plate, and the spring plate positioning terminal is located at the spring plate by described
One end of movable contact bridge, in release moment, the spring plate positioning terminal can drive the spring plate, and rigidity is pulled open rapidly tactile partially
Point, increases product arc extinguishing speed.Small convex closure is got on one side on spring plate positioning terminal positioned at the spring plate, can be made described dynamic
Shell fragment produces elastic force deformation after being riveted on the spring plate positioning terminal, also just has precompression to the 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 just will
Moment is disconnected, contact force also can drop to zero rapidly from precompressed force value, can reduce ablation time and suction when contact resistance goes to zero
Close, release is knock-oned.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of structural decomposition diagram of electromagnetic relay of the invention.
Fig. 2 is a kind of structural representation of electromagnetic relay of the invention.
Fig. 3 is a kind of structural decomposition diagram of electromagnetic relay of the invention.
Fig. 4 is open type auxiliary contacts and its dependency structure schematic diagram in a kind of electromagnetic relay of the invention.
Fig. 5 is a kind of disjunction power of electromagnetic relay of the invention 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 invention.
Fig. 7 is Fig. 6 partial enlarged drawing A.
Fig. 8 is that armature in a kind of electromagnetic relay of the invention, push card, spring plate positioning terminal are rigidly combined as a whole
Structural representation.
Fig. 9 is a kind of internal structure schematic diagram at the visual angle of electromagnetic relay first of the invention.
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
The electromagnetic relay of the present invention includes magnetic circuit system, contact system, push card 10, pedestal 1 and shell 6, magnetic circuit system
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, spring plate
12nd, spring plate positioning terminal 11, stationary contact 16, quiet spring 17.Electromagnetic relay also includes open type auxiliary contacts system, open type
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, push card 10,
It is 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
It is riveted on spring plate 12, spring plate positioning terminal 11 is located at one end that spring plate 12 leans on movable contact bridge 14.Spring plate positioning end
The side for being located at spring plate 12 on son 11 is provided with small convex closure 111.By using said structure, the bullet of auxiliary contacts system is utilized
Piece elastic force come increase contact system disconnect when power, while auxiliary contacts system can by coil control realize electricity conducting and pass
It is disconnected, 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, can be
Ensure the insulation distance of magnetic circuit system and contact system in less space and contact system movable end can be driven to act.Spring plate
12 are riveted on spring plate positioning terminal 11, and movable contact bridge 14 is riveted on spring plate 12, and spring plate positioning terminal 11 is located at dynamic
Shell fragment 12 leans on one end of movable contact bridge 14, in release moment, and spring plate positioning terminal 11 can drive spring plate 12, and rigidity is rapid partially
Contact is pulled open, increases product arc extinguishing speed.Small convex closure 111 is got on one side on spring plate positioning terminal 11 positioned at spring plate 12,
Spring plate 12 can be made to produce elastic force deformation after being riveted on spring plate positioning terminal 11, also just have precompressed to 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.
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 |
|---|---|---|---|
| CN201710024951.6A CN107039212B (en) | 2017-01-13 | 2017-01-13 | A kind of electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710024951.6A CN107039212B (en) | 2017-01-13 | 2017-01-13 | A kind of electromagnetic relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107039212A true CN107039212A (en) | 2017-08-11 |
| CN107039212B CN107039212B (en) | 2019-04-02 |
Family
ID=59530966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710024951.6A Active CN107039212B (en) | 2017-01-13 | 2017-01-13 | A kind of electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107039212B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321028A (en) * | 2018-02-24 | 2018-07-24 | 厦门赛特勒继电器有限公司 | Relay Optocoupler detection device and electromagnetic relay with the device |
| CN111863534A (en) * | 2020-08-03 | 2020-10-30 | 中汇瑞德电子（芜湖）有限公司 | Electromagnetic relay |
| WO2022149404A1 (en) * | 2021-01-06 | 2022-07-14 | パナソニックＩｐマネジメント株式会社 | Electromagnetic relay |
| WO2023053686A1 (en) * | 2021-09-30 | 2023-04-06 | パナソニックＩｐマネジメント株式会社 | Electromagnetic relay |
Citations (10)
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| JPH06231665A (en) * | 1993-01-29 | 1994-08-19 | Matsushita Electric Works Ltd | Electromagnetic relay |
| JPH11273531A (en) * | 1998-03-20 | 1999-10-08 | Anden | Electromagnetic relay |
| CN2374968Y (en) * | 1999-04-20 | 2000-04-19 | 上海贝斯特继电器研究所 | Magnetic retaining relay |
| JP2005183262A (en) * | 2003-12-22 | 2005-07-07 | Matsushita Electric Works Ltd | Single stable type polar electromagnetic relay |
| CN201051474Y (en) * | 2007-05-10 | 2008-04-23 | 宁波金海电子有限公司 | Small bulk shakeproof electromagnetic relay |
| JP4480642B2 (en) * | 2005-07-11 | 2010-06-16 | 中国電力株式会社 | AC power relay |
| CN201655692U (en) * | 2010-03-05 | 2010-11-24 | 深圳市创银科技股份有限公司 | Magnetic latching relay |
| CN204696050U (en) * | 2015-07-07 | 2015-10-07 | 浙江申乐电气有限公司 | Electromagnetic relay |
| CN105280444A (en) * | 2015-11-03 | 2016-01-27 | 东莞市中汇瑞德电子股份有限公司 | Electromagnetic relay |
| CN206422004U (en) * | 2017-01-13 | 2017-08-18 | 厦门赛特勒继电器有限公司 | A kind of electromagnetic relay |
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2017
- 2017-01-13 CN CN201710024951.6A patent/CN107039212B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06231665A (en) * | 1993-01-29 | 1994-08-19 | Matsushita Electric Works Ltd | Electromagnetic relay |
| JPH11273531A (en) * | 1998-03-20 | 1999-10-08 | Anden | Electromagnetic relay |
| CN2374968Y (en) * | 1999-04-20 | 2000-04-19 | 上海贝斯特继电器研究所 | Magnetic retaining relay |
| JP2005183262A (en) * | 2003-12-22 | 2005-07-07 | Matsushita Electric Works Ltd | Single stable type polar electromagnetic relay |
| JP4480642B2 (en) * | 2005-07-11 | 2010-06-16 | 中国電力株式会社 | AC power relay |
| CN201051474Y (en) * | 2007-05-10 | 2008-04-23 | 宁波金海电子有限公司 | Small bulk shakeproof electromagnetic relay |
| CN201655692U (en) * | 2010-03-05 | 2010-11-24 | 深圳市创银科技股份有限公司 | Magnetic latching relay |
| CN204696050U (en) * | 2015-07-07 | 2015-10-07 | 浙江申乐电气有限公司 | Electromagnetic relay |
| CN105280444A (en) * | 2015-11-03 | 2016-01-27 | 东莞市中汇瑞德电子股份有限公司 | Electromagnetic relay |
| CN206422004U (en) * | 2017-01-13 | 2017-08-18 | 厦门赛特勒继电器有限公司 | A kind of electromagnetic relay |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321028A (en) * | 2018-02-24 | 2018-07-24 | 厦门赛特勒继电器有限公司 | Relay Optocoupler detection device and electromagnetic relay with the device |
| CN111863534A (en) * | 2020-08-03 | 2020-10-30 | 中汇瑞德电子（芜湖）有限公司 | Electromagnetic relay |
| WO2022149404A1 (en) * | 2021-01-06 | 2022-07-14 | パナソニックＩｐマネジメント株式会社 | Electromagnetic relay |
| WO2023053686A1 (en) * | 2021-09-30 | 2023-04-06 | パナソニックＩｐマネジメント株式会社 | Electromagnetic relay |
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| Publication number | Publication date |
|---|---|
| CN107039212B (en) | 2019-04-02 |
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