CN102426953A - Mechanical interlocking device for contactor - Google Patents
Mechanical interlocking device for contactor Download PDFInfo
- Publication number
- CN102426953A CN102426953A CN2011102792552A CN201110279255A CN102426953A CN 102426953 A CN102426953 A CN 102426953A CN 2011102792552 A CN2011102792552 A CN 2011102792552A CN 201110279255 A CN201110279255 A CN 201110279255A CN 102426953 A CN102426953 A CN 102426953A
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- CN
- China
- Prior art keywords
- slide block
- contactor
- right slide
- housing
- interlocking device
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- 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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Abstract
The invention provides a mechanical interlocking device for a contactor. The mechanical interlocking device is installed between two adjacent contactors and comprises a shell, wherein the shell is provided with a left slide block and a right slide block, which are rotatable; the left slide block and the right slide block are provided with springs inside; one end of each spring is connected to one slide block and the other end of each spring is connected to the shell; all the outer ends of the left slide block and the right slide block are exposed on the shell and are in a contact connection with contacts of the contactors which drive the left side block and the right slide block to move; all movement tracks of the outer ends of the left slide block and the right slide block are formed by rotating the left slide block and the right slide block to the inner side of the shell from the outer side of the shell; and the inner end of the left slide block and the inner end of the right slide block are contactable to mutually limit the movements. The mechanical interlocking device for the contactor, provided by the invention, has the advantages that: a route of the contractor is not limited by an interlocking structure and the commonality of contactor interlocking devices with different specifications is realized; the outer force for realizing the function of the interlocking device is reduced; the interlocking device can be automatically reset by the springs; and the interlocking device is simplified in structure and is convenient for use.
Description
Technical field
The present invention relates to the mechanical interlock that a kind of contactor is used.
Technical background
Interlocking is to instigate two or several mechanisms to condition each other and the mechanism that can not move simultaneously; And adopt the principle of " key conversion " and " key transmission ", through mechanical device or mechanism, realize that the interlocking of device start or operating process is called mechanical interlocked.
Generally be provided with between two contactors one be used to control two contactor on/off so that these two contactors can alternation coupling mechanism, realize the course of action that mechanical interlock just change-reverse-is stopping, play the effect of mechanical reliably protecting.The coupling mechanism that is used between two contactors of prior art is generally a mechanical interlocked module; Yet; The mechanical interlocked module of prior art has very big restriction to stroke, the resetting of contact support of contactor; To having relatively high expectations of the suction-combining force, and structure is generally comparatively complicated, in application process, has brought the inconvenience in the assembling to operating personnel.The stroke of the structural constraint contactor of the interlock described in the patent No. 00812768.9 can not be realized the general of many specifications contactor.Interlock described in the patent No. 200920318457.1 need be by external force----contactor the suction-combining force when realizing its function, and prior art is had relatively high expectations to it, and complex structure, in application process, has brought the inconvenience in the assembling to operating personnel.Resetting of interlock described in the patent No. 200720069866.3 needs the probe of contactor support to drive, and promptly can not realize automatically reseting.
Summary of the invention
The interlock existence that the present invention will solve existing contactor has very big restriction to stroke, resetting of contact support to contactor; Or baroque problem, the mechanical interlock of provide a kind of contactor stroke not restricted, can automatically reset, contactor simple in structure being used.
Technical scheme of the present invention:
The mechanical interlock that a kind of contactor is used; It is installed between two adjacent contactors; It is characterized in that: comprise housing, all rotating left slider, right slide block are installed on the said housing, said left and right slide block inside all is equipped with spring; One end of said spring is connected on the slide block; Its other end is connected on the housing, and the outer end of said left and right slide block is all exposed housing and is connected with the contact support contact of the contactor that drives its motion, and the movement locus of the outer end of said left and right slide block all is the inboards that turn to housing from the outside of housing; The inner of said left slider can contact mutual constrained motion with the inner of right slide block.
Further, said housing is provided with the boss of the hard-over of restriction slide block.
Further, said spring is a torsion spring.
Technical conceive of the present invention; Interlocking through left and right slide block is inner is realized the interlocking between the contactor, and left and right slide block outer end turns to the housing inboard under the motion that contact is supported; Do not influence the continuation campaign that contact is supported, promptly the stroke of contactor does not receive the restriction of interlock.And housing is provided with boss, limited the hard-over of slide block, makes slide block can not rotate excessive and can not be returned to the origin-location, and resetting of slide block realizes through torsion spring.
The course of work: this contactor main frame adhesive when the interlock right side, its contact support move downward and promote right slide block and rotate, and compress spring simultaneously, stop this contactor main frame adhesive in interlock left side.When two A.C. contactors are connected simultaneously, because the existence of left and right slide block, the contact support can't move downward simultaneously, has promptly stoped this type of misoperation.When the contactor main frame adhesive on right side is broken off moment again; The contact support resets, and spring is shifted right slide block onto initial position, a contactor main frame moment adhesive in left side simultaneously; And make this contactor main frame of right side can't adhesive, avoided two misoperations that contactor is connected simultaneously; Thereby otherwise equally get ready for next circulation, realized the course of action that mechanical interlock just change-reverse-is stopping.The mechanical interlock of contactor has played mechanical reliably protecting effect.
Beneficial effect of the present invention:
(1) stroke of contactor does not receive the restriction of interlocking structure, and realization is general for different size contactor interlock;
(2) interlock realizes that its function relies on contact to support the motion of self, reduces interlock and realizes the required external force of its function;
(3) rely on spring to realize automatically reseting of interlock;
(4) simplify the interlock structure, easy to use.
Description of drawings
Fig. 1 is the structural representation of the present invention when initial position.
Fig. 2 is the present invention's structural representation in contactor when work on the right side.
Fig. 3 is the structural representation of the present invention when the contactor of both sides is all connected.
Embodiment
With reference to accompanying drawing 1-3; The mechanical interlock that a kind of contactor is used, it is installed between two adjacent contactors, comprises housing 1; All rotating left slider 2, right slide block 6 are installed on the said housing 1; Said left slider 2, right slide block 6 inside all are equipped with spring 3, and an end of said spring 3 is connected on the slide block, and its other end is connected on the housing 1; The outer end of said left slider 2, right slide block 6 is all exposed housing 1 and is supported 5 contacts to be connected with the contact of the contactor that drives its motion, and the movement locus of the outer end of said left slider 2, right slide block 6 all is the inboards that turn to housing 1 from the outside of housing 1; The inner of said left slider 2 can contact mutual constrained motion with the inner of right slide block 6.
Said housing 1 is provided with the boss 4 of the hard-over of restriction slide block.
Said spring 3 is torsion springs.
Technical conceive of the present invention; Realize the interlocking between the contactor through left slider 2, right slide block 6 inner interlockings; And left slider 2, right slide block 6 outer ends are supported at contact under 5 the motion; Turn to housing 1 inboard, do not influence contact and support 5 continuation campaign, promptly the stroke of contactor does not receive the restriction of interlock.And housing 1 is provided with boss 4, limited the hard-over of slide block, makes slide block can not rotate excessive and can not be returned to the origin-location, and resetting of slide block realizes through torsion spring.
The course of work: this contactor main frame adhesive when the interlock right side, its contact support 5 move downward and promote right slide block 6 and rotate, and compress spring 3 simultaneously, stop this contactor main frame adhesive in interlock left side, see Fig. 2.When two A.C. contactors are connected simultaneously, because the existence of left slider 2, right slide block 6, contact support 5 can't move downward simultaneously, has promptly stoped this type of misoperation, sees Fig. 3.When the contactor main frame adhesive on right side is broken off moment again; Contact support 5 resets, and spring 3 is shifted right slide block 6 onto initial position, a contactor main frame moment adhesive in left side simultaneously; And make this contactor main frame of right side can't adhesive, avoided two misoperations that contactor is connected simultaneously; Thereby otherwise equally get ready for next circulation, realized the course of action that mechanical interlock just change-reverse-is stopping.The mechanical interlock of contactor has played mechanical reliably protecting effect.
The described content of this specification embodiment only is enumerating the way of realization of inventive concept; Protection scope of the present invention should not be regarded as and only limit to the concrete form that embodiment states, protection scope of the present invention also reach in those skilled in the art conceive according to the present invention the equivalent technologies means that can expect.
Claims (3)
1. mechanical interlock that contactor is used; It is installed between two adjacent contactors; It is characterized in that: comprise housing, all rotating left slider, right slide block are installed on the said housing, said left and right slide block inside all is equipped with spring; One end of said spring is connected on the slide block; Its other end is connected on the housing, and the outer end of said left and right slide block is all exposed housing and is connected with the contact support contact of the contactor that drives its motion, and the movement locus of the outer end of said left and right slide block all is the inboards that turn to housing from the outside of housing; The inner of said left slider can contact mutual constrained motion with the inner of right slide block.
2. the mechanical interlock that a kind of contactor according to claim 1 is used is characterized in that: said housing is provided with the boss of the hard-over of restriction slide block.
3. the mechanical interlock that a kind of contactor according to claim 1 and 2 is used is characterized in that: said spring is a torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102792552A CN102426953A (en) | 2011-09-20 | 2011-09-20 | Mechanical interlocking device for contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102792552A CN102426953A (en) | 2011-09-20 | 2011-09-20 | Mechanical interlocking device for contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102426953A true CN102426953A (en) | 2012-04-25 |
Family
ID=45960920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102792552A Pending CN102426953A (en) | 2011-09-20 | 2011-09-20 | Mechanical interlocking device for contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102426953A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546052A (en) * | 2017-10-18 | 2018-01-05 | 罗格朗低压电器（无锡）有限公司 | Automatic change-over prevents the interlock of pairing lock |
| CN107610955A (en) * | 2017-10-18 | 2018-01-19 | 罗格朗低压电器（无锡）有限公司 | The contact position indicating device of automatic transfer switching electric appliance product |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2262071A (en) * | 1937-01-21 | 1941-11-11 | Square D Co | Electric switch |
| US3210491A (en) * | 1963-07-09 | 1965-10-05 | Ite Circuit Breaker Ltd | Self-contained mechanical interlock having oppositely rotatable interlocking elements |
| US3919675A (en) * | 1974-12-23 | 1975-11-11 | Gen Electric | Interlocking arrangement for a pair of electrical contactors |
| US4506245A (en) * | 1982-02-12 | 1985-03-19 | La Telemecanique Electrique | Reversing device with electromagnetic control and mechanical locking |
| US4746885A (en) * | 1985-09-06 | 1988-05-24 | Omron Tateisi Electronics, Co. | Electromagnetic apparatus combined a pair of contactors into one unit |
| JPS63126123A (en) * | 1987-10-21 | 1988-05-30 | 三菱電機株式会社 | Inversion parallel type electromagnetic contactor |
| CN1200837A (en) * | 1995-12-22 | 1998-12-02 | 西门子公司 | Switchgear unit |
| CN101996799A (en) * | 2009-08-13 | 2011-03-30 | 西门子公司 | Apparatus for mutual interlocking of two switches, in particular circuit breakers |
| CN202258886U (en) * | 2011-09-20 | 2012-05-30 | 上海诺雅克电气有限公司 | Mechanical interlocking device for contactors |
-
2011
- 2011-09-20 CN CN2011102792552A patent/CN102426953A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2262071A (en) * | 1937-01-21 | 1941-11-11 | Square D Co | Electric switch |
| US3210491A (en) * | 1963-07-09 | 1965-10-05 | Ite Circuit Breaker Ltd | Self-contained mechanical interlock having oppositely rotatable interlocking elements |
| US3919675A (en) * | 1974-12-23 | 1975-11-11 | Gen Electric | Interlocking arrangement for a pair of electrical contactors |
| US4506245A (en) * | 1982-02-12 | 1985-03-19 | La Telemecanique Electrique | Reversing device with electromagnetic control and mechanical locking |
| US4746885A (en) * | 1985-09-06 | 1988-05-24 | Omron Tateisi Electronics, Co. | Electromagnetic apparatus combined a pair of contactors into one unit |
| JPS63126123A (en) * | 1987-10-21 | 1988-05-30 | 三菱電機株式会社 | Inversion parallel type electromagnetic contactor |
| CN1200837A (en) * | 1995-12-22 | 1998-12-02 | 西门子公司 | Switchgear unit |
| CN101996799A (en) * | 2009-08-13 | 2011-03-30 | 西门子公司 | Apparatus for mutual interlocking of two switches, in particular circuit breakers |
| CN202258886U (en) * | 2011-09-20 | 2012-05-30 | 上海诺雅克电气有限公司 | Mechanical interlocking device for contactors |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546052A (en) * | 2017-10-18 | 2018-01-05 | 罗格朗低压电器（无锡）有限公司 | Automatic change-over prevents the interlock of pairing lock |
| CN107610955A (en) * | 2017-10-18 | 2018-01-19 | 罗格朗低压电器（无锡）有限公司 | The contact position indicating device of automatic transfer switching electric appliance product |
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| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120425 |