CN110085488A - A kind of anti-locking device of miniature circuit breaker inlet-outlet line - Google Patents
A kind of anti-locking device of miniature circuit breaker inlet-outlet line Download PDFInfo
- Publication number
- CN110085488A CN110085488A CN201910432676.0A CN201910432676A CN110085488A CN 110085488 A CN110085488 A CN 110085488A CN 201910432676 A CN201910432676 A CN 201910432676A CN 110085488 A CN110085488 A CN 110085488A
- Authority
- CN
- China
- Prior art keywords
- cylinder plate
- cover board
- circuit breaker
- outlet line
- mandril
- 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- Withdrawn
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
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- Breakers (AREA)
Abstract
The present invention relates to a kind of anti-locking devices of miniature circuit breaker inlet-outlet line, including the inlet-outlet line lock prevention mechanism being arranged in the terminal screw hole of circuit breaker housing, the inlet-outlet line lock prevention mechanism includes cylinder plate of the cover on terminal screw hole, cover board in cylinder plate is set, the lead sealing being interspersed on cylinder plate and cover board, there is the lock core tube body being interspersed in terminal screw hole in the cylinder plate, projecting crozier with the distribution of multiple circular arrays on the lower end of the lock core tube body, have on the cover board and is interspersed in the intracorporal mandril of lock core pipe, when the mandril is interspersed in lock core pipe body, the mandril can strut each projecting hook, and each projecting crozier contradicts in terminal screw hole, and the locking for constituting cylinder plate and circuit breaker housing cooperates.The present invention has the advantages that structure is simple, stable and reliable for performance, assembly is convenient, easy to use, can effectively avoid wiring privately.
Description
Technical field
The present invention relates to breaker technical fields, and in particular to a kind of anti-locking device of miniature circuit breaker inlet-outlet line.
Background technique
Miniature circuit breaker is also known as miniature circuit breaker and is suitable for exchange 50/60Hz voltage rating 230/400V, and rated current is not
Overload and short-circuit protection more than 125A route are used, and can also convert it as the infrequently operation of route under normal circumstances
With.Miniature circuit breaker is mainly used for the various places such as industrial, commercial, high-rise and residential premises.Existing miniature circuit breaker does not have
The standby anti-lock function of inlet-outlet line, the inlet-outlet line terminal screw of miniature circuit breaker can arbitrarily unclamp, other people can arbitrarily doubling, socket line,
It is easy to cause safety accident, largely effects on the safe and reliable operation of entire circuit system, therefore, tool is designed on miniature circuit breaker
The standby cumbersome function of inlet-outlet line is very necessary.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, provide a kind of structure it is simple, it is stable and reliable for performance, assembly
The anti-locking device of miniature circuit breaker inlet-outlet line that is convenient, easy to use, can effectively avoiding wiring privately.
To achieve the above object, the present invention uses a kind of anti-locking device of miniature circuit breaker inlet-outlet line, including is arranged in open circuit
Inlet-outlet line lock prevention mechanism in the terminal screw hole of device shell, the inlet-outlet line lock prevention mechanism include the cover in terminal screw hole
On cylinder plate, the cover board being arranged in cylinder plate, the lead sealing that is interspersed on cylinder plate and cover board, have in the cylinder plate
The lock core tube body being interspersed in terminal screw hole, the hook with the distribution of multiple circular arrays on the lower end of the lock core tube body
Shape body has on the cover board and is interspersed in the intracorporal mandril of lock core pipe, described when the mandril is interspersed in lock core pipe body
Mandril can strut each projecting hook, and each projecting crozier contradicts in terminal screw hole, and constitutes cylinder plate and open circuit
The locking of device shell cooperates.
The beneficial effect of above structure is: it is provided with inlet-outlet line lock prevention mechanism in the terminal screw hole of circuit breaker housing,
The inlet-outlet line lock prevention mechanism can lock terminal screw hole, can avoid the screw exposure in terminal screw hole, can effectively keep away
Exempt from layman bracing wire, doubling privately, can effectively avoid initiation safety accident, ensures the safe and reliable fortune of entire circuit system
Row.During installation, first the lock core tube body of cylinder plate is interspersed in terminal screw hole, then the mandril of cover board is interspersed in lock core pipe
Body, mandril can strut the projecting hook on lock core tube body, and projecting hook can contradict in terminal screw hole, then by lock core
Plate and cover board are locked by lead sealing, so that cylinder plate can not be extracted from terminal screw hole, if it is anti-lock to remove the inlet-outlet line
Mechanism, it is necessary to lead sealing first be removed by donor, then open cover board, cylinder plate could be taken out from terminal screw hole.To be somebody's turn to do
The anti-locking device of miniature circuit breaker inlet-outlet line is simple, stable and reliable for performance with structure, assembly is convenient, easy to use, can be effective
The advantages of avoiding wiring privately.
Particularly, it is provided with the conflict convex block matched with mandril on the inner wall of each projecting crozier, it is described
Mandril when being interspersed in lock core pipe body, each conflict convex block and mandril face contact, and be respectively arranged in lock core pipe body
The excessive inclined-plane being connected with each conflict convex block.Conflict convex block is provided on projecting crozier, mandril can be by contradicting convex block
Quickly projecting hook is strutted, realizes the quick locking of cylinder plate and circuit breaker housing, and excessive inclined-plane plays mandril and leads
To effect, it is more convenient to install, and after cylinder plate locking, cylinder plate is not easy to pull out out of terminal screw hole, locks stronger.
Particularly, it is corresponded in the cylinder plate at each projecting crozier and is respectively arranged with arcuate socket.Arcuate socket can avoid
Excessively stress is concentrated after lock core tube body is softened, and is conducive to the reliability for improving the anti-locking device work of the inlet-outlet line.
Particularly, it is respectively arranged with hook on the two sides of the cover board, each hook punishment is corresponded in the cylinder plate
It is not provided with a card slot, the clamp that hook matches is provided in the card slot, the hook fastens with clamp, and constitutes
The clamping engagement of cover board and cylinder plate.Cover board is connect by the way of being engaged by clamping with cylinder plate, is easily installed personnel for lead sealing
It is interspersed in cover board and cylinder plate, it is more convenient to install.
Particularly, it is respectively arranged with a limiting slot on the two sides of the cylinder plate, corresponds to each limit on the cover board
Compatible snap-gauge is respectively arranged at the slot of position, the snap-gauge extends towards cylinder plate direction and is interspersed in limiting slot, and
The limit for constituting cylinder plate and cover board cooperates.Cover board and cylinder plate are using limit cooperation, convenient for the assembly of cylinder plate and cover board, and
Installation personnel be can avoid when installing lead sealing, cover board arbitrarily rotates in cylinder plate.
Particularly, the lockhole for being provided at each limiting slot and passing through for lead sealing is corresponded in the cylinder plate, it is described
The through-hole matched with lockhole is respectively arranged on two snap-gauges of cover board, mandril, the lead sealing passes through through-hole, lockhole and structure
Cooperate at the locking of cover board and cylinder plate.It is provided with lockhole, the through-hole passed through for lead sealing on cylinder plate, cover board, ensure that
Lead sealing and cylinder plate, cover board locking are stronger.
Detailed description of the invention
Fig. 1 is that the embodiment of the present invention is assemblied in the perspective view after circuit breaker housing.
Fig. 2 is exploded view of the embodiment of the present invention.
Fig. 3 is cross-sectional view of the embodiment of the present invention.
Specific embodiment
As shown in Figures 1 to 3, the embodiment of the present invention is the anti-locking device of miniature circuit breaker inlet-outlet line, including is arranged in breaker
Inlet-outlet line lock prevention mechanism 20 in the terminal screw hole 11 of shell 10, the inlet-outlet line lock prevention mechanism 20 include the cover in wiring
Cylinder plate 21 on screw hole 11, the cover board 22 being arranged in cylinder plate 21, the lead sealing being interspersed on cylinder plate 21 and cover board 22
23, there is in the cylinder plate 21 the lock core tube body 211 being interspersed in terminal screw hole 11, the lower end of the lock core tube body 211
There are three the projecting croziers 212 of circular array distribution for upper tool, have on the cover board 22 and are interspersed in lock core tube body 211
Mandril 221, when the mandril 221 is interspersed in lock core tube body 211, the mandril 221 can strut each projecting hook
212, and each projecting crozier 212 contradicts in terminal screw hole 11, and constitutes the locking of cylinder plate 21 and circuit breaker housing 10
Cooperation.As shown in Figures 2 and 3, the conflict matched with mandril 221 is provided on the inner wall of each projecting crozier 212
Convex block 213, when the mandril 221 is interspersed in lock core tube body 211, each conflict convex block 213 connects with 221 face of mandril
Touching, and the excessive inclined-plane 214 being connected with each conflict convex block 213 is respectively arranged in lock core tube body 211.On projecting crozier
It is provided with conflict convex block, mandril quickly can strut projecting hook by contradicting convex block, realize cylinder plate and circuit breaker housing
Quick locking, and excessively inclined-plane plays guiding role to mandril, and it is more convenient to install, and after cylinder plate locking, cylinder plate is not allowed
It easily pulls out, locks stronger out of terminal screw hole.
Arcuate socket 215 is respectively arranged at each projecting crozier 212 as shown in Fig. 2, corresponding in the cylinder plate 21.Arc
Shape hole can avoid excessively stress after lock core tube body is softened and concentrate, and be conducive to improve the reliable of the anti-locking device work of the inlet-outlet line
Property.It is respectively arranged with hook 222 on the two sides of the cover board 22, corresponds in the cylinder plate 21 and distinguishes at each hook 222
It is provided with a card slot 216, the clamp 217 that hook 222 matches, the hook 222 and clamp are provided in the card slot 216
217 fasten, and constitute the clamping engagement of cover board 22 and cylinder plate 21.Cover board is connected by the way of being engaged by clamping with cylinder plate
It connects, is easily installed personnel and lead sealing is interspersed on cover board and cylinder plate, it is more convenient to install.Divide on the two sides of the cylinder plate 21
It is not provided with a limiting slot 218, is corresponded on the cover board 22 and is respectively arranged with compatible snap-gauge at each limiting slot 218
223, the snap-gauge 223 extends towards 21 direction of cylinder plate and is interspersed in limiting slot 218, and constitutes cylinder plate 21 and cover board
22 limit cooperation.Cover board and cylinder plate convenient for the assembly of cylinder plate and cover board, and can avoid installation personnel using limit cooperation
When installing lead sealing, cover board arbitrarily rotates in cylinder plate.It corresponds in the cylinder plate 21 and is provided at each limiting slot 218
For the lockhole 219 that lead sealing passes through, it is respectively arranged with and lockhole 219 on two snap-gauges 223 of the cover board 22, mandril 221
The through-hole 224 matched, the lead sealing pass through through-hole, lockhole and the locking cooperation for constituting cover board and cylinder plate.Cylinder plate,
It is provided with lockhole, the through-hole passed through for lead sealing on cover board, ensure that lead sealing and cylinder plate, cover board locking are stronger.
It is provided with inlet-outlet line lock prevention mechanism in the terminal screw hole of circuit breaker housing, which can will connect
The locking of line screw hole can avoid the screw exposure in terminal screw hole, can effectively avoid layman's bracing wire, simultaneously privately
Line can effectively avoid initiation safety accident, ensure the safe and reliable operation of entire circuit system.During installation, first by cylinder plate
Lock core tube body be interspersed in terminal screw hole, then the mandril of cover board is interspersed in lock core tube body, mandril can will be on lock core tube body
Projecting hook strut, projecting hook can contradict in terminal screw hole, then by cylinder plate and cover board by lead sealing locking,
To which cylinder plate can not be extracted from terminal screw hole, if to remove the inlet-outlet line lock prevention mechanism, it is necessary to first be torn open by donor
Except lead sealing, then cover board is opened, cylinder plate could taken out from terminal screw hole.To the anti-lock dress of miniature circuit breaker inlet-outlet line
Setting has the advantages that structure is simple, stable and reliable for performance, assembly is convenient, easy to use, can effectively avoid wiring privately.
Claims (6)
1. a kind of anti-locking device of miniature circuit breaker inlet-outlet line, including the inlet-outlet line being arranged in the terminal screw hole of circuit breaker housing
Lock prevention mechanism, it is characterised in that: the inlet-outlet line lock prevention mechanism includes that cylinder plate of the cover on terminal screw hole, setting exist
Cover board in cylinder plate, the lead sealing being interspersed on cylinder plate and cover board have in the cylinder plate and are interspersed in terminal screw hole
Interior lock core tube body, the projecting crozier with the distribution of multiple circular arrays on the lower end of the lock core tube body, the cover board
Above have and be interspersed in the intracorporal mandril of lock core pipe, when the mandril is interspersed in lock core pipe body, the mandril can be strutted respectively
Projecting hook, and each projecting crozier contradicts in terminal screw hole, and the locking for constituting cylinder plate and circuit breaker housing is matched
It closes.
2. the anti-locking device of miniature circuit breaker inlet-outlet line according to claim 1, it is characterised in that: it is described it is each hang upside down it is hook-shaped
The conflict convex block matched with mandril is provided on the inner wall of body, it is described when the mandril is interspersed in lock core pipe body
It is each to contradict convex block and mandril face contact, and the excessive inclined-plane being connected with each conflict convex block is respectively arranged in lock core pipe body.
3. the anti-locking device of miniature circuit breaker inlet-outlet line according to claim 1 or 2, it is characterised in that: the cylinder plate
Arcuate socket is respectively arranged at upper each projecting crozier of correspondence.
4. the anti-locking device of miniature circuit breaker inlet-outlet line according to claim 1 or 2, it is characterised in that: the cover board
It is respectively arranged with hook on two sides, is corresponded in the cylinder plate and is respectively arranged with a card slot at each hook, set in the card slot
It is equipped with the clamp that hook matches, the hook fastens with clamp, and constitutes the clamping engagement of cover board and cylinder plate.
5. the anti-locking device of miniature circuit breaker inlet-outlet line according to claim 1 or 2, it is characterised in that: the cylinder plate
Two sides on be respectively arranged with a limiting slot, corresponded on the cover board and be respectively arranged with compatible card at each limiting slot
Plate, the snap-gauge extend towards cylinder plate direction and are interspersed in limiting slot, and the limit for constituting cylinder plate and cover board cooperates.
6. the anti-locking device of miniature circuit breaker inlet-outlet line according to claim 5, it is characterised in that: right in the cylinder plate
It answers the lockhole for being provided at each limiting slot and passing through for lead sealing, is respectively arranged on two snap-gauges of the cover board, mandril
The through-hole matched with lockhole, the lead sealing pass through through-hole, lockhole and the locking cooperation for constituting cover board and cylinder plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432676.0A CN110085488A (en) | 2019-05-23 | 2019-05-23 | A kind of anti-locking device of miniature circuit breaker inlet-outlet line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432676.0A CN110085488A (en) | 2019-05-23 | 2019-05-23 | A kind of anti-locking device of miniature circuit breaker inlet-outlet line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110085488A true CN110085488A (en) | 2019-08-02 |
Family
ID=67421464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910432676.0A Withdrawn CN110085488A (en) | 2019-05-23 | 2019-05-23 | A kind of anti-locking device of miniature circuit breaker inlet-outlet line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110085488A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820175A (en) * | 2012-08-29 | 2012-12-12 | 浙江鼎威科技有限公司 | Wiring screw electricity-stealing-prevention protective cover component of small-sized circuit breaker |
| CN204303615U (en) * | 2015-01-09 | 2015-04-29 | 温州合邦电气有限公司 | Double power supply converting switch |
| CN206441676U (en) * | 2016-12-06 | 2017-08-25 | 浙江正泰电器股份有限公司 | Breaker with residual current trip |
| CN206471298U (en) * | 2017-03-07 | 2017-09-05 | 加西亚电子电器股份有限公司 | Breaker lockset |
| CN208078399U (en) * | 2018-03-26 | 2018-11-09 | 浙江正泰电器股份有限公司 | The waterproof mounting box of low-voltage electrical apparatus |
| CN209708922U (en) * | 2019-05-23 | 2019-11-29 | 温州华嘉电器有限公司 | A kind of anti-locking device of miniature circuit breaker inlet-outlet line |
-
2019
- 2019-05-23 CN CN201910432676.0A patent/CN110085488A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820175A (en) * | 2012-08-29 | 2012-12-12 | 浙江鼎威科技有限公司 | Wiring screw electricity-stealing-prevention protective cover component of small-sized circuit breaker |
| CN204303615U (en) * | 2015-01-09 | 2015-04-29 | 温州合邦电气有限公司 | Double power supply converting switch |
| CN206441676U (en) * | 2016-12-06 | 2017-08-25 | 浙江正泰电器股份有限公司 | Breaker with residual current trip |
| CN206471298U (en) * | 2017-03-07 | 2017-09-05 | 加西亚电子电器股份有限公司 | Breaker lockset |
| CN208078399U (en) * | 2018-03-26 | 2018-11-09 | 浙江正泰电器股份有限公司 | The waterproof mounting box of low-voltage electrical apparatus |
| CN209708922U (en) * | 2019-05-23 | 2019-11-29 | 温州华嘉电器有限公司 | A kind of anti-locking device of miniature circuit breaker inlet-outlet line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190802 |