CN205376341U - Safe type circuit breaker - Google Patents
Safe type circuit breaker Download PDFInfo
- Publication number
- CN205376341U CN205376341U CN201620122908.4U CN201620122908U CN205376341U CN 205376341 U CN205376341 U CN 205376341U CN 201620122908 U CN201620122908 U CN 201620122908U CN 205376341 U CN205376341 U CN 205376341U
- Authority
- CN
- China
- Prior art keywords
- hook
- seat
- circuit breaker
- interspersed bar
- housing
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a safe type circuit breaker, include the casing and locate deciliter operating handle on the casing, be equipped with locking means between deciliter operating handle and the casing the locking between deciliter operating handle and the casing through this hasp portion, when deciliter operating handle moves, is realized to the sticking department of hasp portion and this hasp portion of locking, through the sticking department, realizes preventing the action of sticking department when deciliter operating handle does not move to the locking of hasp portion.
Description
Technical field
This utility model relates to a kind of circuit protection device, in particular, relates to a kind of safe circuit breaker preventing chopper from being opened by people's maloperation.
Background technology
When circuit overhauls, open, if opened by mistake, the danger that chopper can cause electrician to get an electric shock.The Victoria of current western European countries and Australia has Compulsory Feature in this respect: after electrical engineering installation of project, and before checking reply without security department, chopper necessarily be in lockup state.Also short-circuiting device locking is guaranteed during circuit maintenance.Preventing artificial unauthorized opening and closing chopper at present is realized by locking protection box (switch enclosure), and single or multiple choppers are contained in a protecting box, it is possible to control to take precautions against unauthorized operation by locking to protecting box.But adopt protecting box can not each chopper individually be managed, and the bad installation of protection box under some occasion, and it is high and and loaded down with trivial details to install protection box cost.In actual life, not every protection box, all with locking functions, still has in the electrical project secondly completed and is much fitted without protection box.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is in that to provide safe circuit breaker.
For achieving the above object, this utility model provides following technical scheme: a kind of safe circuit breaker, including housing and deciliter operation handle being located on housing, is provided with locking mechanism between described deciliter operation handle and housing, including latch part and the sticking department locking this latch part
Latch part, including the bolt of serpentine, the lockhole be located at deciliter on the sidewall of operation handle, one end of this bolt is set to level and the plunger matched with this lockhole, the other end is set to level and for interting bar, this interspersed bar is arranged in be located at and wears on seat on housing, wear seat and be provided with, in this, the inserting hole matched with this interspersed bar, between inserting hole and interspersed bar, be provided with the first elastic component；
Sticking department, including passing vertically through " J " the font lock hook wearing seat, the hook-shaped end of this lock hook pass back through wear seat and and interspersed bar between formed locking, this lock hook is provided with housing dorsad relative to the other end of hook-shaped end and prolongs and raw compress face, and this compresses face and wears and be provided with the second elastic component between seat.
This utility model is further arranged to: the cross section of described interspersed bar is rectangle or triangle, and every equal rounding of seamed edge.
This utility model is further arranged to: the side of the described relative hook-shaped end of interspersed bar is provided with groove, and the hook-shaped end of described lock hook passes back through and wears seat and be inserted simultaneously into the groove on interspersed bar Nei and realize locking.
This utility model is further arranged to: described groove to the orifice distance of inserting hole more than the degree of depth of lockhole.
Compared with prior art, this utility model has an advantage that when chopper breaks down and jumps disconnected, deciliter operation handle automatically will fall to the state of separating brake from the state closed a floodgate, what now would be pressed against sticking department compresses on face, generation is moved by lock hook straight down, realize the unblock of lock hook and interspersed bar, the bar that now interts will be ejected under the effect of the first elastic component, the plunger being located on bolt realizes a deciliter locking for operation handle by the lockhole inserted on deciliter operation handle, prevent when electrical maintenance personnel carry out maintenance activity time, other staff are owing to maloperation is by deciliter operation handle plate, there is the danger got an electric shock；And owing to the orifice distance of groove to inserting hole is more than the degree of depth of lockhole, thus ensure that when the interspersed bar of bolt after being made plunger insert lockhole by the first elastic component springing, still can some interspersed bar stay in inserting hole, it is ensured that a deciliter operation handle can be pinned by bolt.
Accompanying drawing explanation
Fig. 1 is the state diagram during normal operation of this utility model safe circuit breaker；
Fig. 2 is the state diagram after deciliter operation handle generation action of this utility model safe circuit breaker；
Fig. 3 is the A portion enlarged drawing of Fig. 1；
Fig. 4 is the B portion enlarged drawing of Fig. 2；
Fig. 5 is the exploded view of the latch part of this utility model safe circuit breaker and sticking department.
In figure: 1, housing；2, deciliter operation handle；21, lockhole；3, seat is worn；31, inserting hole；4, bolt；41, plunger；42, interspersed bar；421, groove；5, the second elastic component；6, lock hook；61, face is compressed；62, hook-shaped end；7, the first elastic component.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made the amendment not having creative contribution as required by those skilled in the art after reading this specification, but as long as being affected by the protection of Patent Law in right of the present utility model.
Embodiment
A kind of safe circuit breaker, including housing 1 and deciliter operation handle 2 being located on housing 1, is provided with locking mechanism between described deciliter operation handle 2 and housing 1, including latch part and the sticking department locking this latch part,
Latch part, including the bolt 4 of serpentine, the lockhole 21 be located at deciliter on the sidewall of operation handle 2, one end of this bolt 4 is set to level and the plunger 41 matched with this lockhole 21, the other end is set to level and for interting bar 42, this interspersed bar 42 is arranged in be located at and wears on seat 3 on housing 1, wear seat 3 and be provided with, in this, the inserting hole 31 matched with this interspersed bar 42, between inserting hole 31 and interspersed bar 42, be provided with the first elastic component 7；
Sticking department, including passing vertically through " J " the font lock hook 6 wearing seat 3, the side of the described relative hook-shaped end 62 of interspersed bar 42 is provided with groove 421, the hook-shaped end 62 of described lock hook 6 passes back through the interior realization locking of groove 421 wearing seat 3 and being inserted simultaneously on interspersed bar 42, the other end of this relative hook-shaped end 62 of lock hook 6 is provided with housing 1 dorsad and prolongs the raw face that compresses 61, and this compresses face 61 and wears and be provided with the second elastic component 5 between seat 3.
According to said structure and accompanying drawing 1 and accompanying drawing 3, first state: a deciliter operation handle 2 is pulled on, chopper is in normal operating conditions, now the face that compresses 61 on lock hook 6 is subject to the effect of the second elastic component 5, hook-shaped end 62 is reversely inserted wear in seat 3 and realize clamping with the groove 421 in interspersed bar 42, first elastic component 7 will be in the state compressed, and bolt 4 entirety is interted, and bar 42 is spacing to be lived to make plunger 41 be in the state being opened；
nullReferring to accompanying drawing 2 and accompanying drawing 4、Accompanying drawing 5，It is the second state: chopper was subject to flow point closing operation handle 2 and automatically jumps disconnected，The face of compressing 61 will be pushed down while its whereabouts，Drive lock hook 6 entirety to move downward and the second elastic component 5 is compressed，Hook-shaped end 62 also will move along with lock hook 6 downwardly together simultaneously，Interspersed bar 42 and hook-shaped end 62 is made to occur to depart from clamping，The bar 42 that now interts is subjected to the effect of the first elastic component 7 from inserting hole 31 by springing，Bolt 4 is also subjected to the effect entirety of interspersed bar 42 and drives plunger 41 to move，And insert in the lockhole 21 on deciliter sidewall of operation handle 2，Realize a deciliter locking for operation handle 2，And owing to groove 421 arrives the orifice distance degree of depth more than lockhole 21 of inserting hole 31，Thus ensure that when the interspersed bar 42 of bolt 4 is after being made plunger 41 insert lockhole 21 by the first elastic component 7 springing，Still can stay in inserting hole 31 some interspersed bar 42，Ensure that a deciliter operation handle 2 can be pinned by bolt 4，Prevent when electrical maintenance personnel carry out maintenance activity time，Other staff are owing to maloperation is by deciliter operation handle 2 plate，There is the danger got an electric shock.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (4)
1. a safe circuit breaker, including housing and deciliter operation handle being located on housing, it is characterised in that be provided with locking mechanism between described deciliter operation handle and housing, including latch part and the sticking department locking this latch part,
Latch part, including the bolt of serpentine, the lockhole be located at deciliter on the sidewall of operation handle, one end of this bolt is set to level and the plunger matched with this lockhole, the other end is set to level and for interting bar, this interspersed bar is arranged in be located at and wears on seat on housing, wear seat and be provided with, in this, the inserting hole matched with this interspersed bar, between inserting hole and interspersed bar, be provided with the first elastic component；
Sticking department, including passing vertically through " J " the font lock hook wearing seat, the hook-shaped end of this lock hook pass back through wear seat and and interspersed bar between formed locking, this lock hook is provided with housing dorsad relative to the other end of hook-shaped end and prolongs and raw compress face, and this compresses face and wears and be provided with the second elastic component between seat.
2. safe circuit breaker according to claim 1, it is characterised in that the cross section of described interspersed bar is rectangle or triangle, and every equal rounding of seamed edge.
3. safe circuit breaker according to claim 2, it is characterised in that the side of the described relative hook-shaped end of interspersed bar is provided with groove, the hook-shaped end of described lock hook passes back through and wears seat and be inserted simultaneously into the groove on interspersed bar Nei and realize locking.
4. safe circuit breaker according to claim 3, it is characterised in that described groove to the orifice distance of inserting hole more than the degree of depth of lockhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620122908.4U CN205376341U (en) | 2016-02-16 | 2016-02-16 | Safe type circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620122908.4U CN205376341U (en) | 2016-02-16 | 2016-02-16 | Safe type circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205376341U true CN205376341U (en) | 2016-07-06 |
Family
ID=56270695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620122908.4U Expired - Fee Related CN205376341U (en) | 2016-02-16 | 2016-02-16 | Safe type circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205376341U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416008A (en) * | 2019-09-06 | 2019-11-05 | 德力西电气有限公司 | A kind of safety lock and breaker |
| CN113594759A (en) * | 2021-08-02 | 2021-11-02 | 吴建华 | Control device of small-sized breaker of explosion-proof distribution box |
-
2016
- 2016-02-16 CN CN201620122908.4U patent/CN205376341U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416008A (en) * | 2019-09-06 | 2019-11-05 | 德力西电气有限公司 | A kind of safety lock and breaker |
| CN113594759A (en) * | 2021-08-02 | 2021-11-02 | 吴建华 | Control device of small-sized breaker of explosion-proof distribution box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20170216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |