CN107768202A - A kind of interlocking mechanism for plug in circuit breaker - Google Patents
A kind of interlocking mechanism for plug in circuit breaker Download PDFInfo
- Publication number
- CN107768202A CN107768202A CN201610698308.7A CN201610698308A CN107768202A CN 107768202 A CN107768202 A CN 107768202A CN 201610698308 A CN201610698308 A CN 201610698308A CN 107768202 A CN107768202 A CN 107768202A
- Authority
- CN
- China
- Prior art keywords
- plug
- interlocking mechanism
- retainer
- circuit breaker
- connecting rod
- 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.)
- Pending
Links
Classifications
-
- 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
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
Abstract
The interlocking mechanism of plug in circuit breaker, it is characterised in that：It includes support (1), rivet shaft (2) is in the hole one (101) of support (1), push rod (3), which is sleeved on rivet shaft (2), to be rotated around rivet shaft (2), reduction torsion spring (4) is housed on rivet shaft (2), reduction torsion spring (4) can reset push rod (3), stretched out on the push rod (3) and push away post (301), the post (301) that pushes away links with retainer (6), retainer (6) is connected with connecting rod (7) one end, the other end connection STATEMENT OF FEDERALLY SPONSORED (8) of connecting rod (7), back-moving spring (9) is set with connecting rod (7).The moving component of the present invention acts freely while can realizing interlock, and the space solved between circuit breaker internal space and breaker and plug in support is smaller, can not install the problem of existing interlocking mechanism.
Description
Technical field
The invention belongs to breaker structure technical field, is exactly specifically to be related to a kind of interlocking for plug in circuit breaker
Mechanism, the installation difficulty of interlocking mechanism is simplified, improve the security of breaker operator.
Background technology
At present, for the security consideration to breaker user, it is desirable to which breaker can not be inserted or pulled out under "on" position
Go out plug in support.Breaker is required even in "on" position, but can be threaded off automatically when inserting or pull out plug in support.
For this purpose threaded off automatically, in the market frequently with interlocking mechanism, traditional interlocking mechanism's structure is all for about one
The rod member of motion promotes a corresponding rod member to rotate and causes circuit breaker tripping or multiple by there is the inclined-plane of three diverse locations
Position.Although this structure can reach interlocking purpose, it needs circuit breaker internal to have enough space mounting revolving rods；Breaker
The rod member motion that have enough spaces between bottom surface and plug in support to move up and down.But in the limited state in space
It can not realize down and safely and effectively realize interlock in the case where ensureing enough electric clearances.
The content of the invention
The purpose of the present invention be directed under above-mentioned existing breaker space limited circumstances can not both ensure it is enough electric
Gap ensures the technological deficiency of interlocking mechanism's movement clearance again, there is provided a kind of interlocking mechanism for plug in circuit breaker, its machine
The moving component of structure acts freely while can realizing interlock, solves circuit breaker internal space and breaker and plug-in type
Space between base is smaller, can not install the problem of existing interlocking mechanism.
Technical scheme
In order to realize above-mentioned technical purpose, the interlocking mechanism for the plug in circuit breaker that the present invention designs, it is characterised in that：It includes
Support, in the hole one of support, pushing rod sleeve can rotate rivet shaft on rivet shaft around rivet shaft, equipped with multiple on rivet shaft
Position torsion spring, reduction torsion spring can reset push rod, stretched out on the push rod and push away post, and the post that pushes away links with retainer, retainer
It is connected with connecting rod one end, the other end connection STATEMENT OF FEDERALLY SPONSORED of connecting rod, back-moving spring is set with connecting rod.
Further, the support is installed on breaker body.
Further, on breaker body, back-moving spring is sleeved on one end on connecting rod and props up breaker sheet the connecting rod
Body bottom surface, the other end prop up retainer, and the connecting rod, retainer and STATEMENT OF FEDERALLY SPONSORED can move up and down together, move downward process
Middle STATEMENT OF FEDERALLY SPONSORED can be switched off that device body upper surface is spacing, and retainer can be spacing by base.
Further, the STATEMENT OF FEDERALLY SPONSORED links with dropout part, and STATEMENT OF FEDERALLY SPONSORED promotes dropout part to thread off during moving downward.
Further, the reduction torsion spring is sleeved on rivet shaft, and one end is hung on push rod, and the other end is hung on support.
Further, the head of the STATEMENT OF FEDERALLY SPONSORED is provided with inclined-plane, and dropout part rotates dropout under ramp effect.
Further, the post that pushes away can promote retainer to move upwards.
Beneficial effect
A kind of interlocking mechanism for plug in circuit breaker provided by the invention, the moving component of its mechanism can realize interlock
While act freely, the space solved between circuit breaker internal space and breaker and plug in support is smaller, Wu Faan
Fill the problem of existing interlocking mechanism.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the embodiment of the present invention；
Accompanying drawing 2 is the decomposing schematic representation of the embodiment of the present invention；
Accompanying drawing 3 is the schematic diagram after the interlocking mechanism of the embodiment of the present invention separates with base；
Accompanying drawing 4 is the interlocking mechanism of the embodiment of the present invention with schematic diagram during breaker inserted base；
Accompanying drawing 5 is the interlocking mechanism of the embodiment of the present invention with the schematic diagram after breaker inserted base；
Accompanying drawing 6 is the interlocking mechanism of the embodiment of the present invention with schematic diagram during breaker extraction base.
Embodiment
With reference to the accompanying drawings and examples, the present invention will be further described.
Embodiment
As shown in figure 1 and 2, the interlocking mechanism of plug in circuit breaker, it is characterised in that：It includes support 1, rivet shaft 2
In the hole 1 of support 1, push rod 3, which is sleeved on rivet shaft 2, to be rotated around rivet shaft 2, equipped with reset on rivet shaft 2
Torsion spring 4, reduction torsion spring 4 can reset push rod 3, stretched out on the push rod 3 and push away post 301, described to push away post 301 and retainer 6
Dynamic, retainer 6 is connected with the one end of connecting rod 7, the other end connection STATEMENT OF FEDERALLY SPONSORED 8 of connecting rod 7, and back-moving spring 9 is set with connecting rod 7.
The support 1 is installed on breaker body 10.
On breaker body 10, back-moving spring 9 is sleeved on one end on connecting rod 7 and props up breaker body the connecting rod 7
10 bottom surfaces, the other end prop up retainer 6, and the connecting rod 7, retainer 6 and STATEMENT OF FEDERALLY SPONSORED 8 can together move up and down, move downward
During STATEMENT OF FEDERALLY SPONSORED 8 can be switched off that the upper surface of device body 10 is spacing, and retainer 6 can be spacing by base 11.
The STATEMENT OF FEDERALLY SPONSORED 8 links with dropout part 5, and STATEMENT OF FEDERALLY SPONSORED 8 promotes dropout part 5 to thread off during moving downward.
The reduction torsion spring 4 is sleeved on rivet shaft 2, and one end is hung on push rod 3, and the other end is hung on support 1.
The head of the STATEMENT OF FEDERALLY SPONSORED 8 is provided with inclined-plane 801, and dropout part 5 is rotated under the effect of inclined-plane 801 and threaded off.
The post 301 that pushes away can promote retainer 6 to move upwards.
As shown in figure 3, before breaker body 10 is not inserted into plug in support 11：Push rod 3 in interlocking mechanism is resetting
In the presence of torsion spring 4, the lower surface of retainer 6 is close in one end of push rod 3, retainer 6 is overcome the active force of back-moving spring 9
Promote connecting rod 7 and STATEMENT OF FEDERALLY SPONSORED 8 to move upwards, unlock release lever 5；Make breaker body 10 can normal on/off switch；Described reset is turned round
Upward force value caused by spring 4 is more than the counterforce values after back-moving spring 9 compresses；The pushing away in the connecting rod 7 of retainer 6
Dynamic lower motion upwards, stop when moving to and being contacted with the lower surface of breaker body 10.
As shown in figure 4, the breaker body 10 is during plug in support 11 is inserted, the lower arc surface of push rod 3 with
The plane contact of base 11, breaker continuation is downward, and push rod 3 rotates the torsion for overcoming reduction torsion spring 4, and release pushes away post 301 with stopping
The contact of the lower surface of moving part 6, the retainer 6, connecting rod 7, STATEMENT OF FEDERALLY SPONSORED 8 move downward under the effect of back-moving spring 9 together, until
The lower surface of STATEMENT OF FEDERALLY SPONSORED 8 and the plane contact of breaker are that stopping moves downward；The STATEMENT OF FEDERALLY SPONSORED 8, which moves downward, promotes release lever
5 rotate, and make breaker open operation；
As shown in figure 5, the fully-inserted base of breaker, push rod 3 is fully retracted to after rotating in the gap of breaker and base 11,
The upper surface of push rod 3 and the face of retainer 6 are kept completely separate, lower surface and the plane contact of base 11 of retainer 6, and in breaker
The force value of back-moving spring 9 is overcome retainer is moved upwards during continuous inserted base, while motion unblock is de- upwards for STATEMENT OF FEDERALLY SPONSORED 8
Button bar 5, release lever 5 reset, and breaker can normal on/off switch.
As shown in fig. 6, breaker from base extract when, the plane of base 11, stop are gradually left in the lower surface of retainer 6
Part 6 moves downward in the presence of back-moving spring 9, while STATEMENT OF FEDERALLY SPONSORED 8 moves downward, until lower surface and the open circuit of STATEMENT OF FEDERALLY SPONSORED 8
The plane contact of device is that stopping moves downward；The STATEMENT OF FEDERALLY SPONSORED 8, which moves downward, promotes release lever 5 to rotate, and makes breaker open operation；
Such as lasting to extract, described 3 times arc surfaces of push rod are slided on the face of base 11 under the effect of reduction torsion spring 4 and gradually resetted,
The surface of the upper arc surface contact retainer 6 of the push rod 3, and retainer 6 is overcome reset bullet in the presence of reduction torsion spring 4
Moved in the active force phase of spring 9, while motion unblock release lever 5, release lever 5 reset STATEMENT OF FEDERALLY SPONSORED 8 upwards, until breaker is complete
Extract shown in base, breaker can normal on/off switch.
A kind of interlocking mechanism for plug in circuit breaker provided by the invention, the moving component of its mechanism can realize interlocking
Acted freely while function, the space solved between circuit breaker internal space and breaker and plug in support is smaller, nothing
Method installs the problem of existing interlocking mechanism.
Structure, ratio, size depicted in the present embodiment institute accompanying drawings etc., only coordinating in disclosed in specification
Hold, so that those skilled in the art understands and reads, be not limited to the enforceable qualifications of the present invention, therefore do not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size, it can be produced not influenceing the present invention
Under the effect of raw and the purpose that can reach, all should still it fall in the range of disclosed technology contents are obtained and can covered.
Meanwhile cited such as " on ", " under ", "left", "right", " centre ", " clockwise ", the use of " counterclockwise " in this specification
Language, understanding for narration is merely convenient to, and is not used to limit the enforceable scope of the present invention, the change of its relativeness or tune
It is whole, in the case where changing technology contents without essence, when being also considered as the enforceable category of the present invention.
Claims (7)
1. the interlocking mechanism of plug in circuit breaker, it is characterised in that：It includes support (1), and rivet shaft (2) is mounted in support (1)
In hole one (101), push rod (3), which is sleeved on rivet shaft (2), to be rotated around rivet shaft (2), turned round on rivet shaft (2) equipped with reset
Spring (4), reduction torsion spring (4) can reset push rod (3), stretch out on the push rod (3) and push away post (301), it is described push away post (301) with
Retainer (6) is linked, and retainer (6) is connected with connecting rod (7) one end, the other end connection STATEMENT OF FEDERALLY SPONSORED (8) of connecting rod (7), connecting rod (7)
On be set with back-moving spring (9).
2. the interlocking mechanism of plug in circuit breaker as claimed in claim 1, it is characterised in that：The support (1) is installed on
On breaker body (10).
3. the interlocking mechanism of plug in circuit breaker as claimed in claim 1, it is characterised in that：The connecting rod (7) is mounted in open circuit
On device body (10), back-moving spring (9) is sleeved on one end on connecting rod (7) and props up breaker body (10) bottom surface, and the other end props up
Retainer (6), the connecting rod (7), retainer (6) and STATEMENT OF FEDERALLY SPONSORED (8) can together move up and down, be linked during moving downward
Part (8) can be switched off that device body (10) upper surface is spacing, and retainer (6) can be spacing by base (11).
4. the interlocking mechanism of plug in circuit breaker as claimed in claim 1, it is characterised in that：The STATEMENT OF FEDERALLY SPONSORED (8) is with threading off
Part (5) links, and STATEMENT OF FEDERALLY SPONSORED (8) promotes dropout part (5) to thread off during moving downward.
5. the interlocking mechanism of plug in circuit breaker as claimed in claim 1, it is characterised in that：Reduction torsion spring (4) suit
On rivet shaft (2), one end is hung on push rod (3), and the other end is hung on support (1).
6. the interlocking mechanism of plug in circuit breaker as claimed in claim 1, it is characterised in that：The head of the STATEMENT OF FEDERALLY SPONSORED (8)
Provided with inclined-plane (801), dropout part (5) is rotated under being acted in inclined-plane (801) and threaded off.
7. the interlocking mechanism of plug in circuit breaker as claimed in claim 1, it is characterised in that：The post (301) that pushes away can push away
Dynamic retainer (6) moves upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698308.7A CN107768202A (en) | 2016-08-22 | 2016-08-22 | A kind of interlocking mechanism for plug in circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698308.7A CN107768202A (en) | 2016-08-22 | 2016-08-22 | A kind of interlocking mechanism for plug in circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107768202A true CN107768202A (en) | 2018-03-06 |
Family
ID=61262205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610698308.7A Pending CN107768202A (en) | 2016-08-22 | 2016-08-22 | A kind of interlocking mechanism for plug in circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107768202A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060068579A (en) * | 2004-12-16 | 2006-06-21 | 엘에스산전 주식회사 | Safety device of the circuit breaker |
| CN201717209U (en) * | 2010-07-09 | 2011-01-19 | 德力西电气有限公司 | Molded case drawout low-pressure breaker |
| CN202231334U (en) * | 2011-09-07 | 2012-05-23 | 常熟开关制造有限公司(原常熟开关厂） | Interlocking device for draw-out type breaker |
| CN102496531A (en) * | 2011-12-29 | 2012-06-13 | 无锡新宏泰电器科技股份有限公司 | Safety protection device used for plug-in type pedestal of breaker |
| CN104022451A (en) * | 2014-06-25 | 2014-09-03 | 博耳(无锡)电力成套有限公司 | Drawing-type three-positioning position locking and unlocking device |
| CN206003715U (en) * | 2016-08-22 | 2017-03-08 | 上海良信电器股份有限公司 | A kind of interlocking mechanism for plug in circuit breaker |
-
2016
- 2016-08-22 CN CN201610698308.7A patent/CN107768202A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060068579A (en) * | 2004-12-16 | 2006-06-21 | 엘에스산전 주식회사 | Safety device of the circuit breaker |
| CN201717209U (en) * | 2010-07-09 | 2011-01-19 | 德力西电气有限公司 | Molded case drawout low-pressure breaker |
| CN202231334U (en) * | 2011-09-07 | 2012-05-23 | 常熟开关制造有限公司(原常熟开关厂） | Interlocking device for draw-out type breaker |
| CN102496531A (en) * | 2011-12-29 | 2012-06-13 | 无锡新宏泰电器科技股份有限公司 | Safety protection device used for plug-in type pedestal of breaker |
| CN104022451A (en) * | 2014-06-25 | 2014-09-03 | 博耳(无锡)电力成套有限公司 | Drawing-type three-positioning position locking and unlocking device |
| CN206003715U (en) * | 2016-08-22 | 2017-03-08 | 上海良信电器股份有限公司 | A kind of interlocking mechanism for plug in circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105406276B (en) | A kind of Anti-disconnecting socket | |
| CN203637911U (en) | Locking mechanism | |
| KR20140068952A (en) | Soda machine pronged clamp | |
| CN204712905U (en) | Automobile seat for child and supporting leg thereof | |
| US20210270086A1 (en) | Telescopic Ladder | |
| CN103745892A (en) | Operation mechanism of small-size breaker | |
| CN103077860A (en) | Leakage tripper | |
| CN107768202A (en) | A kind of interlocking mechanism for plug in circuit breaker | |
| CN206003715U (en) | A kind of interlocking mechanism for plug in circuit breaker | |
| CN204809168U (en) | Circuit breaker with instruct electric leakage function | |
| CN203859032U (en) | Portable microswitch | |
| CN204042363U (en) | The vertical column expanding structure of console television machine support | |
| CN107818879B (en) | Plug-in moulded case circuit breaker interlock | |
| CN206116234U (en) | Bayonet moulded case circuit breaker interlock | |
| CN107546630B (en) | Interlocking device for drawers of switch cabinet | |
| CN100397540C (en) | Operation mechanism of small circuit breaker | |
| CN102871556B (en) | Detachable cookware handle | |
| CN105221063A (en) | A kind of locking device of combination ladder | |
| CN105371071A (en) | Stand column telescopic structure of support for land stand television | |
| CN201398025Y (en) | Interlocking device of middle and high-pressure switch contactor and chassis truck | |
| CN205452086U (en) | In put cabinet cabinet door lock and decide structure | |
| CN108010817B (en) | Self-locking device for safe plugging of plug-in circuit breaker | |
| CN207173863U (en) | A kind of handle folding device for scooter | |
| CN104382485B (en) | Opening and closing mechanism of pressure cooker | |
| CN103903922B (en) | A kind of shunted exciter tripping mechanism of circuit breaker |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180306 |