CN103762128B - A kind of Self-closing lock device with Long-distance Control and apply the circuit breaker of this device - Google Patents
A kind of Self-closing lock device with Long-distance Control and apply the circuit breaker of this device Download PDFInfo
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- CN103762128B CN103762128B CN201410000742.4A CN201410000742A CN103762128B CN 103762128 B CN103762128 B CN 103762128B CN 201410000742 A CN201410000742 A CN 201410000742A CN 103762128 B CN103762128 B CN 103762128B
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- pull bar
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- needle roller
- support
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Abstract
The present invention relates to a kind of Self-closing lock device with Long-distance Control.Mainly solve the Self-closing lock function of existing band Long-distance Control when locking, there is self-locking weak effect in self-locking mechanism, unhandy technical problem.Comprise support, pull bar and lever, lever is articulated with on support, support is provided with needle roller, pull bar can along slide rail slippage, and the end of pull bar is provided with outwardly directed operating portion, one end of lever and the press-fit of pull bar top, the other end is positioned at the top of needle roller, pull bar slides to push up and presses lever formation lever rotate and press needle roller along chute slippage, and needle roller realizes threading off for driving the snap close of circuit breaker to rotate and be separated with tripping, and the operating portion of pull bar is provided with and the phase-locked lockhole coordinated.When circuit breaker needs to safeguard, by by this pull bar pull-up, drive lever rotation, lever presses described needle roller under the locking of pull bar always, snap close in needle roller limiting circuit breaker is rotated and realizes self-locking, effectively prevent breaker closing, ensure the personal safety of attendant.
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 with Long-distance Control and miniature circuit breaker.
Background technology
The circuit breaker of existing Long-distance Control is when working service, need to adopt auto-lock function to carry out locking, circuit breaker is allowed to be in gate-dividing state, prevent in maintenance process, because misoperation causes personal safety to be 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 in background technology and defect, the invention provides a kind of Self-closing lock device with Long-distance Control, solve the Self-closing lock device of existing band 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, support is provided with in described housing, described lever is articulated with on support, described support is provided with chute, the needle roller stretched out towards hull outside is provided with in described chute, also comprise the operating portion stretched out towards hull outside, described operating portion is along support slippage and by clamping mechanism drive needle roller along chute slippage, described needle roller realizes threading off for driving the snap close of circuit breaker to rotate and be separated with tripping, also comprise the gear assembly that locking needle roller resets towards the direction that slippage is contrary.
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 press-fit of pull bar top, the other end is positioned at the top of needle roller, and described lever is connected by elastic component with between support, and the described lever of described pull bar slip top pressure forms described lever and rotates and press needle roller along chute slippage.
The operating portion of described pull bar be provided with for the phase-locked lockhole coordinated.
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 is fastened 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, is provided with jointed shaft in described groove, 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 of band Long-distance Control according to 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 needs to safeguard, by pull operation portion, clamping mechanism action is driven to drive needle roller to slide, and adopt gear assembly locking to be pressed roll reset, snap close in needle roller limiting circuit breaker is rotated and realizes self-locking, effectively prevent breaker closing, ensure the personal safety of attendant.
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 schematic enlarged-scale view at A place of the present invention.
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, support 2 is provided with in described housing 1, pull bar 3 and lever 4, described lever 4 is articulated with on support 2, described support 2 is provided with chute 5, the needle roller 6 stretched out towards hull outside is provided with in described chute 5, described support 2 is provided with slide rail 15, described pull bar 3 is along the slippage of described slide rail 15 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 press-fit of pull bar top, the other end is positioned at the top of needle roller 6, and described lever 4 is connected by elastic component 7 with between support 2, the described lever 4 of described pull bar 3 slip top pressure forms described lever 4 and rotates and press needle roller 6 along chute 5 slippage, described needle roller 6 rotates for driving the snap close of circuit breaker 12 and is separated with tripping and realizes threading off, and the operating portion 31 of described pull bar 3 is provided with and forms described lever 4 locking needle roller 6 with the phase-locked lockhole 32 coordinated and reset towards rightabout.During use, mutually assembled with circuit breaker 12 for this automatic brake separating mechanism, needle roller is stretched out, and shell that housing penetrates circuit breaker matches with inner snap close, when safeguarding, by operating the operating portion 31 of pull-up pull bar 3 pull-up, the top, lower end of pull bar 3 is pressed in one end of lever 4, thus 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 presses needle roller downwards, make needle roller 6 along chute 5 slippage downwards, and elastic component 7 is compressed, therefore, the housing that the outside of the end of needle roller 6 protruding housing 1 again penetrates assembled circuit breaker matches with the tripping in this Shell of circuit breaker, thus drive needle roller 6 to slide snap close and tripping to be separated realize dropout to be in gate-dividing state, and while pull bar 3 pull-up, pull bar 3 is stuck in draw-in groove 14 to be formed by latch 13 and coordinates with the spacing of support, effective anti-sliding stop, and when operating portion 31 pulls out, the lockhole 32 of operating portion 31 is protruding, and employing is locked into row pinning in lockhole 32, pull bar 3 is prevented to be pressed, improve fail safe, and after maintenance, open lock, downward pressing pull bar 3, lever 4 is made to relieve the restriction of pull bar, under the effect of elastic component 7, lever 4 reverse rotation, to remove the locking to needle roller 6, circuit breaker can be closed a floodgate.Adopt such scheme, when circuit breaker needs to safeguard, by by this pull bar pull-up, drive lever rotation, lever presses described needle roller under the locking of pull bar always, the snap close in needle roller limiting circuit breaker is rotated and realizes self-locking, effectively prevent breaker closing, ensure the personal safety of attendant, clamping mechanism also can directly adopt connecting rod, the driving lever be connected with operating portion to drive needle roller along slide.
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, is provided with jointed shaft 11 in described groove 10, and described lever 4 is articulated with on jointed shaft 11, and described open slot 8 is positioned at the sidewall of groove 10.This support 2 arranges groove, and lever 4 is arranged on the bottom of this groove 10 by jointed shaft 11, and on the sidewall of groove 10, be provided with an open slot 8, is connected between open slot 8 with the bearing pin on lever 4 by elastic component 7, and this elastic component 7 adopts spring.Adopt above-mentioned mounting means, there is compact conformation, rational advantage is installed.A kind of circuit breaker, comprise shell, be provided with snap close in described shell, also comprise the Self-closing lock device of described band Long-distance Control, 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 done based on spirit of the present invention, all should within protection scope of the present invention.
Claims (6)
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), the needle roller (6) stretched out towards hull outside is provided with in described chute (5), also comprise the operating portion (31) stretched out towards hull outside, described operating portion (31) is along support (2) slippage and drive needle roller (6) along chute (5) slippage by clamping mechanism, described needle roller (6) realizes threading off for driving the snap close of circuit breaker (12) to rotate and be separated with tripping, also comprise the gear assembly that locking needle roller (6) resets towards the direction that slippage is contrary, 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 and the pull bar (3) of described lever (4) push up press-fit, the other end is positioned at the top of needle roller (6), and be connected by elastic component (7) between described lever (4) with 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.
2. the Self-closing lock device of band Long-distance Control according to claim 1, is characterized in that: the operating portion (31) of described pull bar (3) be provided with for the phase-locked lockhole (32) coordinated.
3. the Self-closing lock device of band Long-distance Control according to claim 1 and 2, it is characterized in that: 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), and described pull bar (3) is fastened and support (2) clamping matching by described latch (13), draw-in groove (14).
4. the Self-closing lock device of band Long-distance Control according to claim 1 and 2, 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).
5. the Self-closing lock device of band Long-distance Control according to claim 4, it is characterized in that: described support (2) is provided with groove (10), jointed shaft (11) is provided with in described groove (10), described lever (4) is articulated with on jointed shaft (11), and described open slot (8) is positioned at the sidewall of groove (10).
6. a circuit breaker, comprise shell, in described shell, be provided with snap close, characterized by further comprising the Self-closing lock device of band Long-distance Control according to 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 CN103762128A (en) | 2014-04-30 |
| CN103762128B true 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) |
Families Citing this family (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 |
| CN105610057B (en) * | 2015-10-15 | 2017-06-13 | 杭州电力设备制造有限公司 | Misoperation-proof locking device |
| 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 |
Family Cites Families (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 |
| FR2940518B1 (en) * | 2008-12-19 | 2010-12-24 | Schneider Electric Ind Sas | CONTROL MECHANISM FOR REMOTE CONTROLABLE CUTTING DEVICE, CUTTING DEVICE AND REMOTE CONTROL CIRCUIT BREAKER EQUIPPED WITH SUCH A MECHANISM |
| DE102010025531A1 (en) * | 2010-06-29 | 2011-12-29 | Abb Ag | Electrical mounting switch device, has insulation material shell provided with concave hole in area of connection piece, and connection finger-shaped piece connected with connection piece by passing through another hole |
| CN102931040B (en) * | 2011-08-09 | 2015-03-25 | 上海良信电器股份有限公司 | Locking and unlocking mechanism used for circuit breaker |
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2014
- 2014-01-02 CN CN201410000742.4A patent/CN103762128B/en active Active
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| CN103762128A (en) | 2014-04-30 |
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