CN103762128A - Self-locking device with remote control and breaker using same - Google Patents
Self-locking device with remote control and breaker using same Download PDFInfo
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- CN103762128A CN103762128A CN201410000742.4A CN201410000742A CN103762128A CN 103762128 A CN103762128 A CN 103762128A CN 201410000742 A CN201410000742 A CN 201410000742A CN 103762128 A CN103762128 A CN 103762128A
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Abstract
The invention relates to a self-locking device with remote control. The self-locking device with the remote control mainly solves the technical problems that when an existing self-locking mechanism with the remote control carries out locking, the self-locking mechanism is poor in self-locking effect and inconvenient to operate. The self-locking device with the remote control comprises a support, a pull rod and a lever, the lever is hinged to the support, the support is provided with a roller pin, the pull rod can slide along a sliding rail, an operating part stretching outwards is arranged at the end of the pull rod, one end of the lever is in press fit with the pull rod, the other end of the lever is located above the roller pin, the pull rod slides to press the lever to form lever rotation and to press the roller pin to slide along a sliding groove, the roller pin is used for driving a lock catch of the breaker to rotate and separate from a trip catch to achieve trip, and a lock hole matched with a lock is formed in the operating part of the pull rod. When a breaker needs to be maintained, the pull rod is pulled up to drive the lever to rotate, the lever presses the roller pin all the time under the locking of the pull rod, the roller pin is made to limit the lock catch inside the breaker from rotating to achieve self-locking, the breaker is effectively prevented from being switched on, and the personal safety of maintenance personnel is guaranteed.
Description
Technical field
The present invention relates to a kind of circuit breaker auxiliary body, refer in particular to a kind of Self-closing lock device and miniature circuit breaker with Long-distance Control.
Background technology
the circuit breaker of existing Long-distance Control is when working service, need to adopt auto-lock function to carry out locking, allow circuit breaker in gate-dividing state, prevent in maintenance process, because misoperation causes personal safety, being affected, mainly there is complex structure in existing self-locking structure, operation inconvenience, in use, self-locking weak effect, fail safe is lower.
summary of the invention
In order to overcome deficiency and the defect in background technology, the invention provides a kind of Self-closing lock device with Long-distance Control, solve the existing Self-closing lock device with Long-distance Control when locking, there is self-locking weak effect in self-locking mechanism, unhandy technical problem.
Technical scheme of the present invention is: a kind of Self-closing lock device with Long-distance Control, comprise housing, in described housing, be provided with support, described lever is articulated with on support, described support is provided with chute, in described chute, be provided with the needle roller stretching out towards hull outside, also comprise the operating portion stretching out towards hull outside, described operating portion drives needle roller along chute slippage along support slippage and by clamping mechanism, described needle roller is threaded off for driving the snap close rotation of circuit breaker and being separated to realize with tripping, also comprise the gear assembly that locking needle roller resets towards the contrary direction of slippage.
Described clamping mechanism comprises pull bar, lever, described support is provided with slide rail, described operating portion is located at the end of described pull bar, described pull bar is along described slide rail slippage and by described gear assembly and support clamping matching, one end of described lever and the interference fit of pull bar top, the other end is positioned at the top of needle roller, and by elastic component, is connected between described lever and support, and the described pull bar top of sliding presses described lever to form described lever to rotate and press needle roller along chute slippage.
The operating portion of described pull bar be provided with for the phase-locked lockhole coordinating.
Described gear assembly comprises latch, draw-in groove, and described latch is located on pull bar, and described draw-in groove is located on support, and described pull bar fastens and support clamping matching by described latch, draw-in groove.
Described support is provided with open slot, and described lever is fixed with bearing pin, and described elastic component is located between described bearing pin and open slot.
Described support is provided with groove, in described groove, is provided with jointed shaft, and described lever is articulated with on jointed shaft, and described open slot is positioned at the sidewall of groove.
A kind of circuit breaker, comprise shell, in described shell, be provided with snap close, characterized by further comprising the Self-closing lock device with Long-distance Control claimed in claim 1, described Self-closing lock device is mutually assembled with shell, and the needle roller of described Self-closing lock device penetrates shell and matches with snap close.
Beneficial effect of the present invention: when circuit breaker need to be safeguarded, by pull operation portion, drive clamping mechanism action to drive needle roller to slide, and adopt the reset of rolling that gear assembly locking is pressed, make the snap close rotation in needle roller limiting circuit breaker realize self-locking, effectively prevent breaker closing, guarantee attendant's personal safety.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is internal structure schematic diagram of the present invention.
Fig. 3 is the structure enlarged drawing at A of the present invention place.
Fig. 4 is the structural representation of medium-height trestle of the present invention.
Fig. 5 is the structural representation of lever in the present invention.
In figure, housing 1, support 2, pull bar 3, operating portion 31, lockhole 32, lever 4, chute 5, needle roller 6, elastic component 7, open slot 8, bearing pin 9, groove 10, jointed shaft 11, circuit breaker 12, latch 13, draw-in groove 14, slide rail 15.
Embodiment
For accompanying drawing, embodiments of the invention are described further below:
As shown in the figure, a kind of Self-closing lock device with Long-distance Control, in described housing 1, be provided with support 2, pull bar 3 and lever 4, described lever 4 is articulated with on support 2, described support 2 is provided with chute 5, in described chute 5, be provided with the needle roller 6 stretching out towards hull outside, described support 2 is provided with slide rail 15, described pull bar 3 is along described slide rail 15 slippages and by gear assembly and described support clamping matching, described gear assembly comprises latch 13, draw-in groove 14, described latch 13 is located on pull bar 3, described draw-in groove 14 is located on support 2, described pull bar 3 is by described latch 13, draw-in groove 14 fastens and support 2 clamping matching.And the end of described pull bar 3 is provided with outwardly directed operating portion 31, one end of described lever 4 and the interference fit of pull bar top, the other end is positioned at the top of needle roller 6, and by elastic component 7, be connected between described lever 4 and support 2, described pull bar 3 slides to push up and presses the described lever 4 of described lever 4 formation rotate and press needle roller 6 along chute 5 slippages, described needle roller 6 is threaded off for driving the snap close rotation of circuit breaker 12 and being separated to realize with tripping, and the operating portion 31 of described pull bar 3 is provided with the described lever 4 locking needle rollers 6 of the phase-locked lockhole coordinating 32 formation and resets towards rightabout.During use, Ba Gai automatic brake separating mechanism is mutually assembled with circuit breaker 12, making needle roller stretch out the shell that housing penetrates circuit breaker matches with inner snap close, while safeguarding, by operation pull-up operating portion 31 pull bar 3 pull-ups, the top, lower end of pull bar 3 is pressed in one end of lever 4, thereby drive the other end of lever 4, because lever 4 is positioned at the upper end of chute 5 and needle roller, lever 4 is rotated and press needle roller downwards, make needle roller 6 along the downward slippage of chute 5, and elastic component 7 is compressed, therefore, the end of needle roller 6 housing that the outside of protruding housing 1 penetrates assembled circuit breaker again matches with the tripping in this Shell of circuit breaker, thereby drive needle roller 6 to slide, make snap close and tripping be separated realization dropout in gate-dividing state, and in pull bar 3 pull-ups, pull bar 3 is stuck in the interior formation of draw-in groove 14 by latch 13 and coordinates with the spacing of support, effective anti-skidding, and when operating portion 31 is pulled out, the lockhole 32 of operating portion 31 is protruding, and be locked into row pinning in the interior employing of lockhole 32, prevent that pull bar 3 is pressed into, improve fail safe, and after safeguarding, open lock, press pull bar 3 downwards, make lever 4 remove the restriction of pull bar, under the effect of elastic component 7, lever 4 reverse rotations, to remove the locking to needle roller 6, circuit breaker can be closed a floodgate.Adopt such scheme, when circuit breaker need to be safeguarded, by by this pull bar pull-up, drive lever rotates, lever is pressed described needle roller under the locking of pull bar always, makes the snap close rotation in needle roller limiting circuit breaker realize self-locking, effectively prevents breaker closing, guarantee attendant's personal safety, clamping mechanism also can directly adopt the connecting rod, the driving lever that are connected with operating portion to drive needle roller to slide along chute.
As shown in the figure, described support 2 is provided with open slot 8, and described lever 4 is fixed with bearing pin 9, and elastic component 7 is located at described bearing pin 9 and open slot 8.Described support 2 is provided with groove 10, in described groove 10, is provided with jointed shaft 11, and described lever 4 is articulated with on jointed shaft 11, and described open slot 8 is positioned at the sidewall of groove 10.On this support 2, groove is set, lever 4 is arranged on the bottom of this groove 10 by jointed shaft 11, and on the sidewall of groove 10, is provided with an open slot 8, between open slot 8 and bearing pin on lever 4, by elastic component 7, is connected, and this elastic component 7 adopts springs.Adopt above-mentioned mounting means, there is compact conformation, rational advantage is installed.A circuit breaker, comprises shell, in described shell, is provided with snap close, also comprises the described Self-closing lock device with Long-distance Control, and described Self-closing lock device is mutually assembled with shell, and the needle roller of described Self-closing lock device penetrates shell and matches with snap close.
Embodiment should not be considered as the restriction to invention, but any improvement of doing based on spirit of the present invention, all should be within protection scope of the present invention.
Claims (7)
1. the Self-closing lock device with Long-distance Control, comprise housing (1), it is characterized in that: in described housing (1), be provided with support (2), described support (2) is provided with chute (5), in described chute (5), be provided with the needle roller (6) stretching out towards hull outside, also comprise the operating portion (31) stretching out towards hull outside, described operating portion (31) drives needle roller (6) along chute (5) slippage along support (2) slippage and by clamping mechanism, described needle roller (6) is threaded off for driving the snap close rotation of circuit breaker (12) and being separated to realize with tripping, also comprise the gear assembly that locking needle roller (6) resets towards the contrary direction of slippage.
2. the Self-closing lock device with Long-distance Control according to claim 1, it is characterized in that: described clamping mechanism comprises pull bar (3), lever (4), described support (2) is provided with slide rail (15), described operating portion (31) is located at the end of described pull bar (3), described pull bar (3) is along described slide rail (15) slippage and by described gear assembly and support (2) clamping matching, one end of described lever (4) and pull bar (3) top interference fit, the other end is positioned at the top of needle roller (6), and by elastic component (7), be connected between described lever (4) and support (2), described pull bar (3) the slip top described lever of pressure (4) forms described lever (4) and rotates and press needle roller (6) along chute (5) slippage.
3. the Self-closing lock device with Long-distance Control according to claim 2, is characterized in that: the operating portion (31) of described pull bar (3) be provided with for the phase-locked lockhole coordinating (32).
4. according to the Self-closing lock device with Long-distance Control described in claim 2 or 3, it is characterized in that: described gear assembly comprises latch (13), draw-in groove (14), described latch (13) is located on pull bar (3), it is upper that described draw-in groove (14) is located at support (2), and described pull bar (3) fastens and support (2) clamping matching by described latch (13), draw-in groove (14).
5. according to the Self-closing lock device with Long-distance Control described in claim 1 or 2 or 3, it is characterized in that: described support (2) is provided with open slot (8), described lever (4) is fixed with bearing pin (9), and described elastic component (7) is located between described bearing pin (9) and open slot (8).
6. according to the Self-closing lock device with Long-distance Control described in claim 1 or 2 or 3, it is characterized in that: described support (2) is provided with groove (10), in described groove (10), be provided with jointed shaft (11), it is upper that described lever (4) is articulated with jointed shaft (11), and described open slot (8) is positioned at the sidewall of groove (10).
7. a circuit breaker, comprise shell, in described shell, be provided with snap close, characterized by further comprising the Self-closing lock device with Long-distance Control claimed in claim 1, described Self-closing lock device is mutually assembled with shell, and the needle roller of described Self-closing lock device penetrates shell and matches with snap close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410000742.4A CN103762128B (en) | 2014-01-02 | 2014-01-02 | A kind of Self-closing lock device with Long-distance Control and apply the circuit breaker of this device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410000742.4A CN103762128B (en) | 2014-01-02 | 2014-01-02 | A kind of Self-closing lock device with Long-distance Control and apply the circuit breaker of this device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103762128A true CN103762128A (en) | 2014-04-30 |
| CN103762128B CN103762128B (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410000742.4A Active CN103762128B (en) | 2014-01-02 | 2014-01-02 | A kind of Self-closing lock device with Long-distance Control and apply the circuit breaker of this device |
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| CN (1) | CN103762128B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167336A (en) * | 2014-07-16 | 2014-11-26 | 浙江天正电气股份有限公司 | Automatic opening mechanism with remote controlling function, and circuit breaker using the same |
| CN105610057A (en) * | 2015-10-15 | 2016-05-25 | 杭州电力设备制造有限公司 | Anti-misoperation blocking device |
| CN108899256A (en) * | 2018-07-27 | 2018-11-27 | 高能格乐电气股份有限公司 | The disengaging deivce of earth leakage of general two kinds of breakers |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5322980A (en) * | 1991-12-24 | 1994-06-21 | Benda Steven J | Circuit breaker lock out- multi-pole |
| CN201985057U (en) * | 2010-06-29 | 2011-09-21 | Abb股份公司 | Electrical installation switch equipment and system comprising installation switch equipment and auxiliary switch |
| CN102326219A (en) * | 2008-12-19 | 2012-01-18 | 施耐德电器工业公司 | The Long-distance Control circuit breaker that is used for controlling organization, the switching device of remote control switch device and comprises this mechanism |
| CN202210497U (en) * | 2011-08-09 | 2012-05-02 | 上海良信电器股份有限公司 | Locking and unlocking mechanism for circuit breaker |
-
2014
- 2014-01-02 CN CN201410000742.4A patent/CN103762128B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5322980A (en) * | 1991-12-24 | 1994-06-21 | Benda Steven J | Circuit breaker lock out- multi-pole |
| CN102326219A (en) * | 2008-12-19 | 2012-01-18 | 施耐德电器工业公司 | The Long-distance Control circuit breaker that is used for controlling organization, the switching device of remote control switch device and comprises this mechanism |
| CN201985057U (en) * | 2010-06-29 | 2011-09-21 | Abb股份公司 | Electrical installation switch equipment and system comprising installation switch equipment and auxiliary switch |
| CN202210497U (en) * | 2011-08-09 | 2012-05-02 | 上海良信电器股份有限公司 | Locking and unlocking mechanism for circuit breaker |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167336A (en) * | 2014-07-16 | 2014-11-26 | 浙江天正电气股份有限公司 | Automatic opening mechanism with remote controlling function, and circuit breaker using the same |
| CN105610057A (en) * | 2015-10-15 | 2016-05-25 | 杭州电力设备制造有限公司 | Anti-misoperation blocking device |
| CN105610057B (en) * | 2015-10-15 | 2017-06-13 | 杭州电力设备制造有限公司 | Misoperation-proof locking device |
| CN108899256A (en) * | 2018-07-27 | 2018-11-27 | 高能格乐电气股份有限公司 | The disengaging deivce of earth leakage of general two kinds of breakers |
| CN108899256B (en) * | 2018-07-27 | 2024-02-23 | 高能格乐电气股份有限公司 | Leakage tripping device of universal two circuit breakers |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103762128B (en) | 2015-12-09 |
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