CN207038416U - A kind of novel vacuum circuit breaker combined floodgate locking device - Google Patents
A kind of novel vacuum circuit breaker combined floodgate locking device Download PDFInfo
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- CN207038416U CN207038416U CN201720939329.3U CN201720939329U CN207038416U CN 207038416 U CN207038416 U CN 207038416U CN 201720939329 U CN201720939329 U CN 201720939329U CN 207038416 U CN207038416 U CN 207038416U
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- fixedly connected
- bar
- conductive rod
- circuit breaker
- inwall
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Abstract
The utility model discloses a kind of novel vacuum circuit breaker combined floodgate locking device, including housing and vacuum interrupter, the vacuum interrupter is fixed on the lower end of case inside roof, the inwall end that stretches out of the moving conductive rod through vacuum interrupter is fixedly connected with connection member, and the outer wall both sides of moving conductive rod are symmetrically connected with connecting rod, end side of the connecting rod away from moving conductive rod is fixedly connected with projection, and projection is connected with motion bar by the first spring, one end level of the motion bar away from the first spring is fixedly connected with check lock lever, the outer wall both sides of the connection member are provided with locking slot corresponding with check lock lever, the lower end of the connection member is fixedly connected with support bar, and the inwall of support bar is provided with loose slot.The utility model is simple in construction, easy to operate, is locked when can be closed a floodgate to vacuum circuit breaker, ensure that static contact contacts with moving contact and does not separate.
Description
Technical field
Technical field of electric equipment is the utility model is related to, more particularly to a kind of novel vacuum circuit breaker closes a floodgate and locks dress
Put.
Background technology
Vacuum circuit breaker its have small volume, it is in light weight, suitable for frequent operation, arc extinguishing do not have to maintenance the advantages of, with
Apply in power network and more popularize.The operation principle of vacuum circuit breaker is:Asked when dynamic and static contact divides in the presence of operating mechanism
When, electric arc is produced between contact, and contact surface volatilizes steam at high temperature, because contact is designed as special shape, leads in electric current
One magnetic field of out-of-date generation, electric arc quickly move under this magnetic fields along contact surface tangential direction, in metallic cylinder (shielding
Cover) on condensed part metals steam, electric arc just extinguishes in natural zero-crossing, and the dielectric strength between contact is recovered rapidly again
Come.At present, after existing vacuum circuit breaker closes a floodgate, moving contact contacts with each other with static contact, but this contact condition does not enter
Row locks, the danger of brake hop when easily causing unnecessary, influences the normal use of vacuum circuit breaker.To keep moving contact and stationary contact
This contact condition of head, it is necessary to which additional locking device locks the "on" position of moving contact
Utility model content
In order to solve the problems, such as to be mentioned in above-mentioned background technology, the utility model provides a kind of novel vacuum circuit breaker and closed a floodgate
Locking device.
To achieve these goals, the utility model employs following technical scheme：
A kind of novel vacuum circuit breaker combined floodgate locking device, including housing and vacuum interrupter, the vacuum interrupter are consolidated
Due to the lower end of case inside roof, the lower end of the vacuum interrupter inner roof wall is fixedly connected with static conductive rod, and quiet conduction
The lower end of bar is provided with static contact, and the lower end inner wall of the vacuum interrupter is plugged with moving conductive rod, and moving conductive rod is to vacuum extinction
The inside elongated end of room is provided with moving contact, and the inwall of the moving conductive rod through the vacuum interrupter end that stretches out is fixedly connected with
Connection member, and the outer wall both sides of moving conductive rod are symmetrically connected with connecting rod, end one of the connecting rod away from moving conductive rod
Side is fixedly connected with projection, and projection is connected with motion bar, the one end of the motion bar away from the first spring by the first spring
Level is fixedly connected with check lock lever, and the outer wall both sides of the connection member are provided with locking slot corresponding with check lock lever, the connection
The lower end of part is fixedly connected with support bar, and the inwall of support bar is provided with loose slot, the upper and lower side inwall of the loose slot it
Between be fixedly connected with gag lever post, and the outer wall of gag lever post is socketed with cross bar, and the lower end both sides of the cross bar are symmetrically fixedly connected with
First pole, and the one end of the first pole away from cross bar is fixedly connected with the second pole, the bottom of second pole, which is fixed, to be connected
Insulated tension pole is connected to, and the inwall of insulated tension pole through housing stretches out.
Preferably, the moving conductive rod and the outer wall of vacuum interrupter junction are socketed with seal rubber sleeve.
Preferably, the motion bar is rotatablely connected by fix bar, and fix bar is fixed on the inwall side of housing.
Preferably, the inwall of the cross bar is provided with slotted eye corresponding with gag lever post, and cross bar is slided by slotted eye and gag lever post
Dynamic connection.
Preferably, it is symmetrically connected between second pole and the inner side bottom wall of housing and positioned at the both sides of insulated tension pole
Second spring.
Compared with prior art, the beneficial effects of the utility model are：Insulated tension pole is driven to transport upwards by operating mechanism
When dynamic, cross bar slides on the gag lever post in loose slot, so as to drive support bar and connection member to move upwards, vacuum interrupter
Interior static contact contacts with each other with moving contact, realizes and closes a floodgate, and now, the connecting rod of moving conductive rod both sides drives projection to transport upwards
Dynamic, while drive motion bar to move upwards by the first spring, because motion bar is rotatablely connected by fix bar, and fix bar is consolidated
Due to the inwall side of housing, when motion bar is by upward active force, the check lock lever of the other end is plugged in connection member both sides
In locking slot, locking of closing a floodgate is realized, ensure that static contact contacts with moving contact and do not separate；And insulation is driven to draw by operating mechanism
When bar moves downward, because second spring is compressed into row energy storage when closing a floodgate, in the presence of screen resilience, cross bar is quickly downward
Motion, so as to drive support bar and connection member to move downward, and in the presence of motion bar, check lock lever departs from locking slot, makes
The static contact obtained in vacuum extinction room is separated from each other with moving contact, realizes separating brake.The utility model is simple in construction, easy to operate, energy
Locked when enough being closed a floodgate to vacuum circuit breaker, ensure that static contact contacts with moving contact and do not separate, the device is easy to use skilful
It is wonderful, suitably it is widely popularized.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the utility model A-A structural profile illustrations.
In figure：Housing 1, vacuum interrupter 2, static conductive rod 3, moving conductive rod 4, seal rubber sleeve 5, connection member 6, connecting rod
7th, projection 8, the first spring 9, motion bar 10, fix bar 11, check lock lever 12, locking slot 13, support bar 14, cross bar 15, first
Bar 16, the second pole 17, insulated tension pole 18, second spring 19, gag lever post 20, loose slot 21.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-2, a kind of novel vacuum circuit breaker combined floodgate locking device, including housing 1 and vacuum interrupter 2, vacuum
Arc-chutes 2 are fixed on the lower end of the inner side roof of housing 1, and the lower end of the inner roof wall of vacuum interrupter 2 is fixedly connected with static conductive rod 3,
And the lower end of static conductive rod 3 is provided with static contact, the lower end inner wall of vacuum interrupter 2 is plugged with moving conductive rod 4, moving conductive rod 4 to
The inside elongated end of vacuum interrupter 2 is provided with moving contact, and the inwall of moving conductive rod 4 through vacuum interrupter 2 stretches out end admittedly
Surely connection member 6 is connected with, and the outer wall both sides of moving conductive rod 4 are symmetrically connected with connecting rod 7, connecting rod 7 is away from moving conductive rod 4
End side be fixedly connected with projection 8, and projection 8 is connected with motion bar 10 by the first spring 9, and motion bar 10 is away from first
One end level of spring 9 is fixedly connected with check lock lever 12, and the outer wall both sides of connection member 6 are provided with locking corresponding with check lock lever 12
Groove 13, the lower end of connection member 6 is fixedly connected with support bar 14, and the inwall of support bar 14 is provided with loose slot 21, loose slot 21
Upper and lower side inwall between be fixedly connected with gag lever post 20, and the outer wall of gag lever post 20 is socketed with cross bar 15, the lower end of cross bar 15
Both sides are symmetrically fixedly connected with the first pole 16, and first one end of pole 16 away from cross bar 15 is fixedly connected with the second pole
17, the bottom of the second pole 17 is fixedly connected with insulated tension pole 18, and the inwall of insulated tension pole 18 through housing 1 stretches out.
Specifically, moving conductive rod 4 and the outer wall of the junction of vacuum interrupter 2 are socketed with seal rubber sleeve 5, further increase close
Sealing property, holding vacuum interrupter 2 are vacuum state.
Specifically, motion bar 10 is rotatablely connected by fix bar 11, and fix bar 11 is fixed on the inwall side of housing 1,
When motion bar 10 is by upward active force, it is easy to the check lock lever 12 of the other end to be plugged in locking slot 13.
Specifically, the inwall of cross bar 15 be provided with 20 corresponding slotted eye of gag lever post, and cross bar 15 passes through slotted eye and gag lever post
20 are slidably connected, and play certain limiting buffer effect.
Specifically, symmetrically connected between the second pole 17 and the inner side bottom wall of housing 1 and positioned at the both sides of insulated tension pole 18
There is second spring 19, certain cushioning effect is played by second spring 19, avoid operating mechanism during separating brake from failing and cause portion
The damage of part.
Operation principle：In the utility model, when being moved upwards by operating mechanism drive insulated tension pole 18, cross bar 15 is in work
Slided on gag lever post 20 in dynamic groove 21, so as to drive support bar 14 and connection member 6 to move upwards, in vacuum interrupter 2
Static contact contacts with each other with moving contact, realizes and closes a floodgate, and now, the connecting rod 7 of the both sides of moving conductive rod 4 drives projection 8 to move upwards,
Motion bar 10 is driven to move upwards by the first spring 9 simultaneously, because motion bar 10 is rotatablely connected by fix bar 11, and it is fixed
Bar 11 is fixed on the inwall side of housing 1, and when motion bar 10 is by upward active force, the check lock lever 12 of the other end is plugged in connection
In the locking slot 13 of the both sides of part 6, locking of closing a floodgate is realized, ensure that static contact contacts with moving contact and do not separate；And pass through actuating
When mechanism drive insulated tension pole 18 moves downward, because second spring 19 is compressed into row energy storage when closing a floodgate, in screen resilience
Under effect, the sharp downward movement of cross bar 15, so as to drive support bar 14 and connection member 6 to move downward, and in motion bar 10
Under effect, check lock lever 12 departs from locking slot 13 so that the static contact in vacuum interrupter 2 is separated from each other with moving contact, is realized and is divided
Lock.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of novel vacuum circuit breaker combined floodgate locking device, including housing (1) and vacuum interrupter (2), the vacuum extinction
The lower end of roof on the inside of housing (1) is fixed in room (2), it is characterised in that：The lower end of vacuum interrupter (2) inner roof wall is fixed
Static conductive rod (3) is connected with, and the lower end of static conductive rod (3) is provided with static contact, the lower end inner wall of the vacuum interrupter (2) is inserted
Moving conductive rod (4) is connected to, moving conductive rod (4) is provided with moving contact, the moving conductive rod to the inside elongated end of vacuum interrupter (2)
(4) connection member (6), and the outer wall of moving conductive rod (4) are fixedly connected with through the inwall end that stretches out of vacuum interrupter (2)
Both sides are symmetrically connected with connecting rod (7), and end side of the connecting rod (7) away from moving conductive rod (4) is fixedly connected with projection
(8), and projection (8) is connected with motion bar (10) by the first spring (9), remote first spring (9) of the motion bar (10)
One end level is fixedly connected with check lock lever (12), and the outer wall both sides of the connection member (6) are provided with corresponding with check lock lever (12)
Locking slot (13), the lower end of the connection member (6) is fixedly connected with support bar (14), and the inwall of support bar (14) is provided with and lived
Groove (21) is moved, gag lever post (20) is fixedly connected between the upper and lower side inwall of the loose slot (21), and gag lever post (20) is outer
Wall is socketed with cross bar (15), and the lower end both sides of the cross bar (15) are symmetrically fixedly connected with the first pole (16), and the first pole
(16) one end away from cross bar (15) is fixedly connected with the second pole (17), and the bottom of second pole (17) is fixedly connected with
Insulated tension pole (18), and the inwall of insulated tension pole (18) through housing (1) stretches out.
A kind of 2. novel vacuum circuit breaker combined floodgate locking device according to claim 1, it is characterised in that：The moving conductive
Bar (4) and the outer wall of vacuum interrupter (2) junction are socketed with seal rubber sleeve (5).
A kind of 3. novel vacuum circuit breaker combined floodgate locking device according to claim 1, it is characterised in that：The motion bar
(10) it is rotatablely connected by fix bar (11), and fix bar (11) is fixed on the inwall side of housing (1).
A kind of 4. novel vacuum circuit breaker combined floodgate locking device according to claim 1, it is characterised in that：The cross bar
(15) inwall is provided with slotted eye corresponding with gag lever post (20), and cross bar (15) is slidably connected by slotted eye and gag lever post (20).
A kind of 5. novel vacuum circuit breaker combined floodgate locking device according to claim 1, it is characterised in that：Described second
Second spring (19) is symmetrically connected between the inner side bottom wall of bar (17) and housing (1) and positioned at the both sides of insulated tension pole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720939329.3U CN207038416U (en) | 2017-07-31 | 2017-07-31 | A kind of novel vacuum circuit breaker combined floodgate locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720939329.3U CN207038416U (en) | 2017-07-31 | 2017-07-31 | A kind of novel vacuum circuit breaker combined floodgate locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207038416U true CN207038416U (en) | 2018-02-23 |
Family
ID=61463376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720939329.3U Active CN207038416U (en) | 2017-07-31 | 2017-07-31 | A kind of novel vacuum circuit breaker combined floodgate locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207038416U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112151304A (en) * | 2020-09-25 | 2020-12-29 | 朱承风 | Vacuum circuit breaker |
| CN117810019A (en) * | 2024-02-28 | 2024-04-02 | 浙江昶科陶瓷新材料有限公司 | Ceramic vacuum circuit breaker |
-
2017
- 2017-07-31 CN CN201720939329.3U patent/CN207038416U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112151304A (en) * | 2020-09-25 | 2020-12-29 | 朱承风 | Vacuum circuit breaker |
| CN112151304B (en) * | 2020-09-25 | 2023-09-26 | 河北华能源电力设备有限公司 | Vacuum circuit breaker |
| CN117810019A (en) * | 2024-02-28 | 2024-04-02 | 浙江昶科陶瓷新材料有限公司 | Ceramic vacuum circuit breaker |
| CN117810019B (en) * | 2024-02-28 | 2024-05-10 | 浙江昶科陶瓷新材料有限公司 | Ceramic vacuum circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Keyuan Electrical Appliances Co.,Ltd. Assignor: QUZHOU JINPENG ELECTRICAL Co.,Ltd. Contract record no.: X2021330000125 Denomination of utility model: A new closing locking device for vacuum circuit breaker Granted publication date: 20180223 License type: Common License Record date: 20210824 |
|
| EE01 | Entry into force of recordation of patent licensing contract |