CN208985912U - Integrated vacuum circuit breaker is isolated in a kind of longitudinal direction up and down - Google Patents
Integrated vacuum circuit breaker is isolated in a kind of longitudinal direction up and down Download PDFInfo
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- CN208985912U CN208985912U CN201821739419.9U CN201821739419U CN208985912U CN 208985912 U CN208985912 U CN 208985912U CN 201821739419 U CN201821739419 U CN 201821739419U CN 208985912 U CN208985912 U CN 208985912U
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- disconnecting switch
- isolation
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Abstract
The utility model provides a kind of longitudinal direction and integrated vacuum circuit breaker is isolated up and down, comprising: frame, and upper disconnecting switch, killer switch, lower disconnecting switch and the operating mechanism of setting on the frame；Upper disconnecting switch, killer switch, lower disconnecting switch are gathered in the combined electrical apparatus of one, these three switches in old contact cabinet are changed to be provided separately in different location, it is subsequent to be sequentially connected again by the copper bar of long range again, while the drawbacks of also to manufacture interlocking mechanism again.Compact-sized, so that the size of cabinet body be can be made smaller, the dosage of copper bar is also greatly reduced, and improves the economic benefit of product.
Description
Technical field
The utility model relates to field of circuit breakers, and in particular to a kind of longitudinal isolation one up and down compact-sized, small in size
Body vacuum circuit breaker.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition, breaker can be used to distribute electric energy, infrequently open
Dynamic asynchronous motor protects the implementations such as power circuit and motor, when serious overload or short circuit and under-voltage occurs in they
Etc. failures when can automatic shutdown circuit, function is equivalent to Fuse switch and crosses the combination of underheat relay etc..And
Change components are not needed after disjunction fault current generally.Currently, having had been widely used.
Contact cabinet generally plays the role of interbus, usually bus section, gets in touch with two buses, briefly
It is the transformer for having two or more, every is closed contact cabinet when a wherein transformer failure with several power distribution cabinets
Switch, so that it may realize that the power distribution cabinet of failure transformer band does not have a power failure.When breaker applies to get in touch in cabinet, conventional setting
Be upper disconnecting switch, killer switch and lower disconnecting switch be all contact cabinet different location be provided separately, it is subsequent again
Be sequentially connected again by the copper bar of long range, while also to manufacture interlocking mechanism again, structure is many and diverse, volume is big, copper bar at
This is higher.
Utility model content
For this purpose, the utility model provides, one kind is compact-sized, small in size, and the longitudinal direction that copper bar dosage is greatly reduced is up and down
Integrated vacuum circuit breaker is isolated.
To achieve the above object, integrated vacuum circuit breaker is isolated in a kind of longitudinal direction provided by the utility model up and down, comprising:
Frame, and upper disconnecting switch, killer switch, lower disconnecting switch and the operating mechanism of setting on the frame；The behaviour
Make mechanism control respectively the conjunction of disconnecting switch, killer switch and lower disconnecting switch/point, the killer switch includes: one
Body formed pole and the vacuum interrupter being arranged in the pole, the pole include upper case portion and bottom housing part
Point, the vacuum interrupter sealing is articulated in lower housing section in lower housing section, the upper isolation knife of the upper disconnecting switch
Upper end is simultaneously electrically connected with the static side of vacuum interrupter, and the upper housing portion is arranged with the upper junction block for electric connecting busbar row,
There is the static contact of the upper isolation knife of corresponding upper disconnecting switch on the upper junction block；
The moved end of the vacuum interrupter connects outlet copper bar, and the outlet copper bar extends to the lower end of lower housing section,
The lower isolation knife of the lower disconnecting switch is articulated in the lower end of lower housing section and is electrically connected with outlet copper bar；
The frame position of the pole lower end is provided with a collets, and the collets are equipped under external circuits
Copper busbar has the static contact of the lower isolation knife of corresponding lower disconnecting switch on the lower copper busbar.
Further, the upper end of the lower housing section is fixed with wire outlet seat on one, the upper wire outlet seat and vacuum extinction
The static side of room forms electrical connection, and the upper isolation knife is articulated on wire outlet seat.
Further, the lower end of the lower housing section is fixed with wire outlet seat, the lower wire outlet seat and outlet copper bar
Electrical connection, the lower isolation knife are articulated on lower wire outlet seat.
Further, isolation axis, breaking axis and lower isolation axis, the operating mechanism setting are respectively equipped on the frame
In frame and respectively drive the connection upper isolation axis, breaking axis and lower isolation axis, and respectively by upper isolation axis, open circuit axis and
The conjunction of the lower control of isolation axis upper disconnecting switch, killer switch and lower disconnecting switch/point.
Further, the upper isolation axis is formed by the first transmission component and upper isolation knife and is drivingly connected.
Further, it is equipped between the lower housing section and upper case portion and penetrates through the supreme slot that axis is isolated, it is described
Upper isolation axis is equipped with the first connecting lever corresponding with the first transmission component, and first transmission component includes first connecting rod, second
Connecting rod and third connecting rod, first connecting rod pass through slot and the first end of first connecting rod are made to be articulated in corresponding first and turn on wall,
It being articulated in the middle part of second connecting rod on the two sidewalls of slot, the first end of second connecting rod is articulated in the second end of first connecting rod, the
The first end of three-link is articulated in the second end of second connecting rod, and the second end of third connecting rod is articulated in isolation knife.
Further, the breaking axis is formed by the moved end of the second transmission component and vacuum interrupter is drivingly connected.
Further, the breaking axis is equipped with the second connecting lever corresponding with the second transmission component, second transmission
Component includes: insulated pull rod, transmission levers and pull rod, and the first end of the insulated pull rod is articulated on second connecting lever,
Second end is articulated on first arm of force of transmission levers；The first end of the pull rod is fixedly connected with the moved end of vacuum interrupter,
Its second end is articulated on second arm of force of transmission levers.
Further, the lower isolation axis is equipped with third connecting lever, further includes fourth link, and the first of the fourth link
End is articulated on third connecting lever, and second end is articulated in lower isolation knife.
It further, further include energy-stored spring, the energy-stored spring is set to the third connecting lever and framework bottom of lower isolation axis
Between portion, the lower disconnecting switch is in conjunction/quartile when setting, and energy-stored spring is in the state for the energy storage that is stretched, so that energy storage
Spring gives the power of lower disconnecting switch one disengaging current state always.
By technical solution provided by the utility model, have the following beneficial effects:
The upper disconnecting switch of this vacuum circuit breaker set, killer switch, lower disconnecting switch in the combined electrical apparatus of one,
These three switches in old contact cabinet are changed to be provided separately in different location, it is subsequent to be carried out again by the copper bar of long range again
The drawbacks of being sequentially connected, while also manufacturing interlocking mechanism again.It is compact-sized, so that the size of cabinet body be can be made smaller, copper
The dosage of row is also greatly reduced, and improves the economic benefit of product.
Detailed description of the invention
Fig. 1 show the schematic perspective view of longitudinal integrated vacuum circuit breaker of isolation up and down in embodiment；
Fig. 2 show the front view of longitudinal integrated vacuum circuit breaker of isolation up and down in embodiment；
Fig. 3 show the schematic cross-section of longitudinal integrated vacuum circuit breaker of isolation up and down in embodiment.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses
A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new
The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
Referring to figs. 1 to shown in Fig. 3, integrated vacuum circuit breaker is isolated in a kind of longitudinal direction provided in this embodiment up and down, comprising:
Frame 1, and the upper disconnecting switch, killer switch, lower disconnecting switch and the operating mechanism 20 that are arranged on the frame 1；Institute
State and be respectively equipped with isolation axis 21, breaking axis 22 and lower isolation axis 23 on frame 1, the operating mechanism 20 be arranged frame 1 simultaneously
The connection upper isolation axis 21, breaking axis 22 and lower isolation axis 23 are respectively driven, to drive upper isolation axis 21, breaking axis 22 respectively
And lower isolation axis 23 does corresponding rotation.This is conventional structure, and this will not be detailed here.
In this specific embodiment, the combination of upper disconnecting switch, killer switch, lower disconnecting switch is equipped with three groups, and one by one
Corresponding three phase mains, of course, in other embodiments, also can be set two groups, corresponding two-phase power supply.Below with wherein one group
It is illustrated.
The killer switch includes: integrally formed pole and the vacuum interrupter being arranged in the pole 40, institute
Stating pole includes upper case portion 101 and lower housing section 102, and 40 sealing of vacuum interrupter is in lower housing section 102, institute
The upper isolation knife 302 for stating disconnecting switch is articulated in the upper end of lower housing section 102 and is electrically connected with the static side of vacuum interrupter 40
It connects, specifically, the upper end of the lower housing section 102 is fixed with wire outlet seat 301 on one, the upper wire outlet seat in the present embodiment
301 are electrically connected with the formation of the static side of vacuum interrupter 40, and the upper isolation knife 302 is articulated on wire outlet seat 301.
The upper case portion 101 is equipped with the upper junction block 32 for electric connecting busbar row, has on the upper junction block 32
There is the static contact 303 of the upper isolation knife 302 of corresponding upper disconnecting switch.
The upper isolation axis 21 is formed by the first transmission component and upper isolation knife 302 and is drivingly connected, specifically, under described
It is equipped between housing parts 102 and upper case portion 101 and penetrates through the supreme slot 103 that axis 21 is isolated, the upper isolation axis 21 is set
There is the first connecting lever 211 corresponding with the first transmission component, first transmission component includes first connecting rod 311, second connecting rod
312 and third connecting rod 313, first connecting rod 311 passes through slot 103 and to be articulated in the first end of first connecting rod 311 corresponding
First turns on wall 211, and the middle part of second connecting rod 312 is articulated on the two sidewalls of slot 103, the first end pivot of second connecting rod 312
The second end in first connecting rod 311 is connect, the first end of third connecting rod 313 is articulated in the second end of second connecting rod 312, third connecting rod
313 second end is articulated in isolation knife 302, and the rotation of upper isolation axis 21 drives upper isolation knife by the first transmission component
302 are rotated, and make the static contact 303 of isolation knife 302 and the upper junction block 32 close/point, and then realize every
Leave the conjunction of pass/point.
The open circuit axis 22 is formed by the moved end of the second transmission component and vacuum interrupter 40 and is drivingly connected.Specifically,
The open circuit axis 22 is equipped with the second connecting lever 221 corresponding with the second transmission component, and second transmission component includes: insulation
Pull rod 41, transmission levers and pull rod 43, the first end of the insulated pull rod 41 are articulated on second connecting lever 221, and second
End is articulated on first arm of force 421 of transmission levers；The fixed company of the first end of the pull rod 43 and the moved end of vacuum interrupter 40
It connects, second end is articulated on second arm of force 421 of transmission levers, and the rotation of breaking axis 221 passes through the biography of the second transmission component
The moved end movement of dynamic driving vacuum interrupter 40, realize the conjunction of vacuum interrupter 40/point.
The moved end of the vacuum interrupter 40 connects outlet copper bar 401, and further, the outlet copper bar 401 is soft copper
Row, pull rod 43 are conductive pull rod, and outlet copper bar 401 and pull rod 43 are in electrical contact.The outlet copper bar 401 extends to lower housing section
102 lower end, the lower isolation knife 52 of the lower disconnecting switch be articulated in the lower end of lower housing section 102 and with outlet copper bar 401
Electrical connection.Specifically, the lower end of the lower housing section 102 is fixed with wire outlet seat 51, the lower outlet in the present embodiment
Seat 51 is electrically connected with outlet copper bar 401, and the lower isolation knife 52 is articulated on lower wire outlet seat 51.
1 position of frame of the pole lower end is provided with a collets 11, and the collets 11, which are equipped with, is used for external electricity
The lower copper busbar 54 on road has the static contact 541 of the lower isolation knife 52 of corresponding lower disconnecting switch on the lower copper busbar 54.
The lower isolation axis 23 is equipped with third connecting lever 231, further includes fourth link 53, and the first of the fourth link 53
End is articulated on third connecting lever 231, and second end is articulated in lower isolation knife 52.The rotation of lower isolation axis 23 passes through fourth link
53 drive the static contact 541 of lower isolation knifes 52 and the lower copper busbar 54 close/point, and then realize lower disconnecting switch
Close/point.
It further, further include energy-stored spring 24, the energy-stored spring 24 is set to the third connecting lever 231 of lower isolation axis 23
Between 1 bottom of frame, the lower disconnecting switch is in conjunction/quartile when setting, and energy-stored spring 24 is in the shape for the energy storage that is stretched
State, so that energy-stored spring 24 is always to the power of lower disconnecting switch one disengaging current state.Referring to shown in Fig. 3, lower disconnecting switch
In gate-dividing state, lower isolation axis 23 is fixed by rotation, and energy-stored spring 24 tilts to the left stretches energy storage, at this point, energy-stored spring
24 pulling force downward to third connecting lever 231, when operating mechanism 20, which controls lower disconnecting switch, to be started to close a floodgate, drive is lower to be isolated axis 23
Rotation counterclockwise makes the lower quickly rotation of isolation axis 23 at this point, the pulling force of energy-stored spring 24 is capable of providing quickly downward pulling force,
Until energy-stored spring restores；Lower isolation axis 23 continues rotation to lower disconnecting switch and closes a floodgate, that is, descends isolation knife 52 and lower copper busbar
54 static contact 541 is in electrical contact, and energy-stored spring 24 carries out energy storage by the circumgyration stretch of lower isolation axis 23 for separating brake at this time.Work as behaviour
When making mechanism 20 and controlling lower disconnecting switch and start separating brake, lower isolation axis 23 is driven to rotate clockwise, at this point, the drawing of energy-stored spring 24
Power is capable of providing quickly downward pulling force, rotates lower isolation axis 23 quickly, lower isolation knife 52 quickly with lower copper busbar 54
Static contact 541 separates.
In this specific embodiment, energy-stored spring 24 and fourth link 53 are simultaneously not attached on the same third connecting lever, energy storage
Spring 24 is equipped with two, and is separately positioned on the both ends (Fig. 2 only shows one end) of lower isolation axis 23, and stress is more uniform,
In other embodiments, energy-stored spring 24 and fourth link 53 are also possible to be arranged on the same third connecting lever, i.e. energy storage bullet
There are three spring 24 is set, and it is corresponding with each lower disconnecting switch.
In the present embodiment, the operating mechanism 20 passes through upper isolation axis 21, breaking axis 22 and the control of lower isolation axis 23 respectively
The conjunction of upper disconnecting switch, killer switch and lower disconnecting switch/point.Operating mechanism 20 is existing structure, is the technology of this field
What personnel grasped already, this will not be detailed here.
The upper disconnecting switch of this vacuum circuit breaker set, killer switch, lower disconnecting switch in the combined electrical apparatus of one,
These three switches in old contact cabinet are changed to be provided separately in different location, it is subsequent to be carried out again by the copper bar of long range again
The drawbacks of being sequentially connected, while also manufacturing interlocking mechanism again.It is compact-sized, so that the size of cabinet body be can be made smaller, copper
The dosage of row is also greatly reduced, and improves the economic benefit of product.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (10)
1. integrated vacuum circuit breaker is isolated up and down in a kind of longitudinal direction, comprising: frame, and setting on the frame on keep apart
Pass, killer switch, lower disconnecting switch and operating mechanism；The operating mechanism controls disconnecting switch respectively, breaker is opened
The conjunction of pass and lower disconnecting switch/point, it is characterised in that: the killer switch includes: that integrally formed pole and setting exist
Vacuum interrupter in the pole, the pole include upper case portion and lower housing section, the vacuum interrupter sealing in
Lower housing section, the upper isolation knife of the upper disconnecting switch are articulated in the upper end of lower housing section and the static side with vacuum interrupter
Electrical connection, the upper housing portion are arranged with the upper junction block for electric connecting busbar row, have on corresponding on the upper junction block
The static contact of the upper isolation knife of disconnecting switch；
The moved end of the vacuum interrupter connects outlet copper bar, and the outlet copper bar extends to the lower end of lower housing section, described
The lower isolation knife of lower disconnecting switch is articulated in the lower end of lower housing section and is electrically connected with outlet copper bar；
The frame position of the pole lower end is provided with a collets, and the collets are equipped with the lower wiring for external circuits
Copper bar has the static contact of the lower isolation knife of corresponding lower disconnecting switch on the lower copper busbar.
2. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 1 up and down, it is characterised in that: the bottom housing part
The upper end divided is fixed with wire outlet seat on one, and the upper wire outlet seat is electrically connected with the formation of the static side of vacuum interrupter, the upper isolation
Knife is articulated on wire outlet seat.
3. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 1 up and down, it is characterised in that: the bottom housing part
The lower end divided is fixed with wire outlet seat, and the lower wire outlet seat is electrically connected with outlet copper bar, and the lower isolation knife is articulated in down
On line seat.
4. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 1 up and down, it is characterised in that: divide on the frame
Not She You upper isolation axis, breaking axis and lower isolation axis, the operating mechanism setting frame and respectively drive connection it is described on every
Off axis, breaking axis and lower isolation axis, the operating mechanism passes through respectively is isolated in upper isolation axis, breaking axis and the control of lower isolation axis
The conjunction of switch, killer switch and lower disconnecting switch/point.
5. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 4 up and down, it is characterised in that: the upper isolation axis
It is formed and is drivingly connected by the first transmission component and upper isolation knife.
6. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 5 up and down, it is characterised in that: the bottom housing part
Divide to be equipped between upper case portion and penetrate through the supreme slot that axis is isolated, the upper isolation axis is equipped with opposite with the first transmission component
The first connecting lever answered, first transmission component include first connecting rod, second connecting rod and third connecting rod, and first connecting rod passes through slot
And so that the first end of first connecting rod is articulated in corresponding first and turn on wall, the two sidewalls of slot are articulated in the middle part of second connecting rod
On, the first end of second connecting rod is articulated in the second end of first connecting rod, and the first end of third connecting rod is articulated in the of second connecting rod
The second end at two ends, third connecting rod is articulated in isolation knife.
7. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 4 up and down, it is characterised in that: the open circuit axis is logical
The moved end for crossing the second transmission component and vacuum interrupter forms drive connection.
8. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 7 up and down, it is characterised in that: on the open circuit axis
Equipped with the second connecting lever corresponding with the second transmission component, second transmission component includes: insulated pull rod, transmission levers and drawing
Bar, the first end of the insulated pull rod are articulated on second connecting lever, and second end is articulated in first arm of force of transmission levers
On；The first end of the pull rod is fixedly connected with the moved end of vacuum interrupter, and second end is articulated in the second power of transmission levers
On arm.
9. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 4 up and down, it is characterised in that: the lower isolation axis
It is equipped with third connecting lever, further includes fourth link, the first end of the fourth link is articulated on third connecting lever, second end pivot
It is connected in lower isolation knife.
10. integrated vacuum circuit breaker is isolated in longitudinal direction according to claim 9 up and down, it is characterised in that: further include energy storage
Spring, the energy-stored spring be set to it is lower isolation axis third connecting lever and base of frame between, the lower disconnecting switch be in close/
When quartile is set, energy-stored spring is in the state for the energy storage that is stretched, so that energy-stored spring gives lower disconnecting switch one disengaging always
The power of current state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821739419.9U CN208985912U (en) | 2018-10-24 | 2018-10-24 | Integrated vacuum circuit breaker is isolated in a kind of longitudinal direction up and down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821739419.9U CN208985912U (en) | 2018-10-24 | 2018-10-24 | Integrated vacuum circuit breaker is isolated in a kind of longitudinal direction up and down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208985912U true CN208985912U (en) | 2019-06-14 |
Family
ID=66789040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821739419.9U Active CN208985912U (en) | 2018-10-24 | 2018-10-24 | Integrated vacuum circuit breaker is isolated in a kind of longitudinal direction up and down |
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| Country | Link |
|---|---|
| CN (1) | CN208985912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114038706A (en) * | 2021-11-10 | 2022-02-11 | 南京海兴电网技术有限公司 | Intelligent isolation type quick circuit breaker |
-
2018
- 2018-10-24 CN CN201821739419.9U patent/CN208985912U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114038706A (en) * | 2021-11-10 | 2022-02-11 | 南京海兴电网技术有限公司 | Intelligent isolation type quick circuit breaker |
| CN114038706B (en) * | 2021-11-10 | 2024-06-11 | 南京海兴电网技术有限公司 | Intelligent isolation type quick breaker |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A vertical up and down isolation integrated vacuum circuit breaker Effective date of registration: 20230921 Granted publication date: 20190614 Pledgee: Weihai commercial bank Limited by Share Ltd. Dongying branch Pledgor: ASITON (SHANDONG) SWITCH Co.,Ltd. Registration number: Y2023980057999 |