CN205645667U - Heavy current high pressure vacuum circuit breaker and aerify cabinet - Google Patents
Heavy current high pressure vacuum circuit breaker and aerify cabinet Download PDFInfo
- Publication number
- CN205645667U CN205645667U CN201620506432.4U CN201620506432U CN205645667U CN 205645667 U CN205645667 U CN 205645667U CN 201620506432 U CN201620506432 U CN 201620506432U CN 205645667 U CN205645667 U CN 205645667U
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- phase loop
- circuit breaker
- phase
- vacuum circuit
- flexible coupling
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Abstract
The utility model provides a heavy current high pressure vacuum circuit breaker and aerify cabinet, vacuum circuit breaker include fore -stock and after -poppet, and parallel and interval sets up, the three -phase return circuit sets up between fore -stock and after -poppet, includes by preceding after to A looks return circuit, B looks return circuit and the C looks return circuit of interval arrangement in proper order, vacuum interrupter that each looks return circuit all includes the flexible coupling, be connected with flexible coupling one end and connect and be qualified for the next round of competitions in the lower of vacuum interrupter lower extreme, transmission system and main shaft are connected in the top in three -phase return circuit for the vacuum interrupter in drive three -phase return circuit is with separating brake and the combined floodgate of realizing vacuum circuit breaker, a looks return circuit lower that be located both ends around the three -phase return circuit is qualified for the next round of competitions to be qualified for the next round of competitions with C looks return circuits lower and is in same horizontal plane, and is extended at this horizontal plane in the opposite direction, the lower outlet direction that is located the B looks return circuit in the middle of the three -phase return circuit and A looks return circuits lower be qualified for the next round of competitions and the lower outlet direction who is qualified for the next round of competitions in C looks return circuit perpendicular to extend towards the below.
Description
Technical field
This utility model relates to controller switching equipment technical field, is specifically related to a kind of large-current high-voltage vacuum and breaks
Road device and gas-filling cabinet, this vacuum circuit breaker is particularly suited for the high pressure of 7.2kV-40.5kV.
Background technology
Vacuum circuit breaker is the core parts of gas-filling cabinet, is mainly used in the electricity that normally works cut-offfing in circuit
Stream.Overcurrent and short circuit current.Conventional gas-filling cabinet vacuum circuit breaker is essentially according to specified electricity
Stream 630A, the design of rated short circuit drop-out current 20KA, it is impossible to apply the electric power at bigger current class
In system.
To this end, prior art such as Chinese patent literature CN203553030U discloses a kind of vacuum circuit breaker,
It includes support, vacuum interrupter and the transmission main shaft linked with described vacuum interrupter, described support
Both sides the insulation board for fixing described vacuum interrupter is installed, described vacuum interrupter is located at institute
State the centre of insulation board.
The defect that the prior art exists is, bus processed complex installs inconvenience, gas-filling cabinet upper end
Outlet for convenience of and cabinet extension, before being in after layout, and lower end outlet connects cable for convenience, all
For left, center, right layout, thus causing gas-filling cabinet vacuum circuit breaker lower end bus need to carry out switching could be with
Lower end outlet connects.For the gas-filling cabinet of rated current 630A, because copper bar width only has 40mm, switching
Can be said to be convenient.But for 1250A and above gas-filling cabinet, the width of copper bar is at least 80mm, narrow
In little space, substantially cannot realize switching；Additionally, the prior art there is also structure complexity, lead
Electrical bonding face is many, thus causes heat generating spot to increase, the problem adding the risk of product hot-spot；
It addition, being flexible coupling of the prior art does not support, under the electric power that short circuit current is huge, soft company
Connect and there is the risk loosened.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome big electric current of the prior art high
The defect being connected is inconvenient in the lower end outlet of pressure vacuum circuit breaker with the lower end outlet of gas-filling cabinet, thus carries
The large-current high-voltage vacuum circuit breaker being connected with the outlet of gas-filling cabinet lower end for outlet under a kind of convenience.
Further provide for a kind of gas-filling cabinet with this large-current high-voltage vacuum circuit breaker.
To this end, the technical solution adopted in the utility model is as follows:
A kind of large-current high-voltage vacuum circuit breaker, including
Fore-stock and after-poppet, parallel and interval is arranged；
Three-phase loop, is arranged between described fore-stock and after-poppet, including being spaced the most successively
A phase loop, B phase loop and the C phase loop of arrangement, each phase loop all includes being flexible coupling with described
Be flexible coupling the vacuum interrupter that one end connects and the lower outlet being connected to described vacuum interrupter lower end；
Drive system and main shaft, be connected to the top in described three-phase loop, is used for driving described three-phase to return
The vacuum interrupter on road, to realize separating brake and the combined floodgate of vacuum circuit breaker；
It is positioned at the lower outlet in lower outlet and the C phase loop in the A phase loop of rear and front end, described three-phase loop
In being in same level and extend in the opposite direction in this horizontal plane；It is positioned at described three-phase to return
The lower outlet direction in B phase loop in the middle of road with under the lower outlet in described A phase loop and C phase loop
The outlet direction of outlet is vertical, and extends downward.
Each phase loop in described three-phase loop is equipped with a pair clamp region, and described clamp region includes
Vertically extend and the most parallel and spaced first clamping plate and the second clamping plate,
Corresponding described vacuum interrupter, drive system and main shaft are installed on described first clamping plate and the second clamping plate
Between, described drive system and main shaft are positioned at the top of described vacuum interrupter.
Go out line bracket under also including being installed on below described clamp region, go out under described A phase loop
The lower outlet in line, the lower outlet in B phase loop and C phase loop is installed on correspondence by going out line bracket under described
Described clamp region on.
Also include the support that is flexible coupling, described in the support that is flexible coupling include two the first vertical portions be arrangeding in parallel
With the second vertical portion, and it is connected to the horizontal part between said two vertical portion, described first vertical
The vertical portion that the second clamping plate of described clamp region are corresponding is fixed in portion, and described second vertical portion is fixed
The side being flexible coupling described in correspondence.
Three of described three-phase loop are flexible coupling prolonging relative to the other end connecting corresponding vacuum interrupter
Stretch direction the most upward.
Also include the installing plate being connected between described fore-stock and after-poppet, the folder in described three-phase loop
Plate structure is both secured to described installing plate.
Described fore-stock, after-poppet and installing plate form integrative-structure by welding.
The support that the described support stainless steel that is flexible coupling is made.
A kind of gas-filling cabinet, including large-current high-voltage vacuum circuit breaker described above.
Technical solutions of the utility model, have the advantage that
1, the large-current high-voltage vacuum circuit breaker that this utility model provides, rear and front end, described three-phase loop
The lower outlet in A phase loop and the lower outlet in C phase loop be in same level in and in this level
Extend in the opposite direction in face；It is positioned at the lower outlet direction in middle B phase loop, described three-phase loop
Lower outlet and the outlet direction of the lower outlet in C phase loop with described A phase loop are vertical, and downward
Extend；Wherein, the A phase outlet of the lower outlet correspondence gas-filling cabinet lower end in A phase loop；B phase goes out from centre,
The B phase outlet of corresponding gas-filling cabinet lower end；The C phase outlet of the lower outlet correspondence gas-filling cabinet lower end in C phase loop.
ABC three-phase, from three direction outlets, preferably resolves circuit breaker for inflating cabinet lower end and connects inconvenience
Problem.
2, the large-current high-voltage vacuum circuit breaker that this utility model provides, each phase in described three-phase loop
Loop is equipped with a pair clamp region, and described clamp region includes vertically extending and along level
Direction is parallel and spaced first clamping plate and the second clamping plate, corresponding described vacuum interrupter, biography
Dynamic system and main shaft are installed between described first clamping plate and the second clamping plate, described drive system and main shaft
It is positioned at the top of described vacuum interrupter；By the setting of clamp region, it is possible to effectively utilize gas-filling cabinet
Space.Arranging before, during and after bus, consistent with upper end bus arrangement mode, upper end bus couples
Convenient, major loop path is short, effectively reduces the consumption of copper material and the major loop resistance of switchgear,
Also reduce heating and the temperature rise of switchgear.
3, the large-current high-voltage vacuum circuit breaker that this utility model provides, is flexible coupling by the support that is flexible coupling
Fixing, can effectively prevent the risk loosened that is flexible coupling under electrodynamic action, the support that is flexible coupling is preferred
The support made for stainless steel.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical side of the prior art
Case, will make simply the accompanying drawing used required in detailed description of the invention or description of the prior art below
Introduce, it should be apparent that, the accompanying drawing in describing below is embodiments more of the present utility model, right
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
These accompanying drawings obtain other accompanying drawing.
The large-current high-voltage vacuum circuit breaker that Fig. 1 provides for detailed description of the invention of the present utility model removes
Front view after fore-stock；
The master of the large-current high-voltage vacuum circuit breaker that Fig. 2 provides for detailed description of the invention of the present utility model
View；
Fig. 3 is the left view of the large-current high-voltage vacuum circuit breaker shown in Fig. 1；
Fig. 4 is the top view of the large-current high-voltage vacuum circuit breaker shown in Fig. 1.
Description of reference numerals:
1-is flexible coupling；2-is flexible coupling support；3-vacuum interrupter；The lower outlet in 4-A phase loop；5-B
The lower outlet in phase loop；Line bracket is gone out under 6-；The lower outlet in 7-C phase loop；8-drive system；9-
Main shaft；10-installing plate, 11-fore-stock；12-after-poppet；13-the first clamping plate；14-the second clamping plate；
21-the first vertical portion；22-the second vertical portion；23-horizontal part；
A-A phase loop；B-B phase loop；C-C phase loop.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, aobvious
So, described embodiment is a part of embodiment of this utility model rather than whole embodiments.
Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work
The every other embodiment obtained under premise, broadly falls into the scope of this utility model protection.
In description of the present utility model, it should be noted that term " " center ", " on ", D score,
Orientation or the position relationship of the instruction such as "left", "right", " vertically ", " level ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplification is retouched
State rather than indicate or imply that the device of indication or element must have specific orientation, with specifically
Azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or imply relatively heavy
The property wanted.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited,
Term " is installed ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixing even
Connect, it is also possible to be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electricity
Connect；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two elements
Internal connection.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Language concrete meaning in this utility model.
Additionally, technical characteristic involved in this utility model difference embodiment disclosed below is only
The conflict of not constituting each other just can be combined with each other.
With reference to Fig. 1-Fig. 4, the present embodiment provides a kind of large-current high-voltage vacuum circuit breaker for gas-filling cabinet
Device, this vacuum circuit breaker is particularly suited for 7.2KV-40.5KV high pressure and uses.Mainly solve existing inflation
Cabinet vacuum circuit breaker capacity is little and installs inconvenient problem, thus on the basis of existing product,
Improve rated current grade and the convenience of installation of gas-filling cabinet vacuum circuit breaker.
This large-current high-voltage vacuum circuit breaker is mainly by fore-stock 11, after-poppet 12, installing plate 10, soft
Connect 1, the support 2 that is flexible coupling, three-phase loop, drive system 8 and main shaft 9 to form.Wherein,
Described fore-stock 11 and after-poppet 12, both structures and shape are essentially identical, and it is right to be mainly used in
The installation of the inner member of vacuum circuit breaker.And after-poppet 12 is parallel and interval sets for described fore-stock 11
Putting, the space between fore-stock 11 and after-poppet 12 is that the installation of vacuum circuit breaker internal component is empty
Between.The most described fore-stock 11 and after-poppet 12 are platy structure, but are not limited to tabular,
It can also be frame structure.
Described three-phase loop is installed in the installing space of described fore-stock 11 and after-poppet 12 composition,
Described three-phase loop includes A phase loop a, B phase loop b and the C phase being sequentially arranged at intervals from front to back
Loop c, it is preferable that uniformly arrange in described three-phase loop, the composition in described three-phase loop is identical, all wraps
Include 1 vacuum interrupter 3 being connected with 1 one end that is flexible coupling that is flexible coupling, and be connected to vacuum interrupter
The lower outlet of 3 lower ends.
Described drive system 8 and main shaft 9, described drive system 8 includes joining with described three-phase loop respectively
The first drive system the 8, second drive system 8 and the 3rd drive system 8 closed, described first, second,
3rd drive system 8 shares a main shaft 9, described first, second, third drive system 8 and institute
State main shaft 9 under the drive of operating mechanism, drive the vacuum interrupter 3 in described three-phase loop, thus real
The separating brake of existing vacuum circuit breaker and combined floodgate.The structure of drive system 8 and main shaft 9 uses prior art normal
Structure, here is omitted.
In order to solve prior art median generatrix processed complex, install inconvenient problem, in the present embodiment,
It is positioned at the lower outlet 7 in lower outlet 4 and the C phase loop in the A phase loop of rear and front end, described three-phase loop
In being in same level and extend in the opposite direction in this horizontal plane；It is positioned at described three-phase to return
Lower outlet 5 direction in the B phase loop in the middle of road and lower the outlet 4 and C phase loop in described A phase loop
The outlet direction of lower outlet 7 vertical, and extend downward.The corresponding inflation of the lower outlet 4 in A phase loop
The A phase outlet of cabinet lower end；B phase goes out from centre, the B phase outlet of corresponding gas-filling cabinet lower end；C phase loop
The C phase outlet of the corresponding gas-filling cabinet lower end of lower outlet 7.ABC three-phase is from three direction outlets, preferably
Solve circuit breaker for inflating cabinet lower end and connect inconvenient problem.
Further, in the present embodiment, each phase loop in described three-phase loop is equipped with a pair folder
Plate structure, described clamp region includes vertically extending and the most parallel and interval sets
The first clamping plate 13 and the second clamping plate 14 put, corresponding described vacuum interrupter 3, drive system 8 and
Main shaft 9 is installed between described first clamping plate 13 and the second clamping plate 14, described drive system 8 and master
Axle 9 is positioned at the top of described vacuum interrupter 3.By the setting of clamp region, it is possible to effectively utilize
The space of gas-filling cabinet.Arrange before, during and after bus, consistent with upper end bus outlet arrangement mode, on
End bus is conveniently connected, and major loop path is short, effectively reduces the consumption of copper material and switchgear
Major loop resistance, also reduces heating and the temperature rise of switchgear.
The vacuum circuit breaker of the present embodiment goes out line bracket under also including being installed on below described clamp region
6, the lower outlet 4 in described A phase loop, the lower outlet 7 in lower outlet 5 and C phase loop in B phase loop
It is installed on by going out line bracket 6 under described on the described clamp region of correspondence.Line bracket 6 is gone out under by
Setting so that the lower outlet in three-phase loop is installed more convenient.
Additionally, the vacuum circuit breaker of the present embodiment also includes the support 2 that is flexible coupling, described in be flexible coupling support 2
Including two the first vertical portion 21 and the second vertical portions 22 be arrangeding in parallel, and it is connected to said two
Horizontal part 23 between vertical portion, the second folder of described clamp region is fixed in described first vertical portion 21
The vertical portion of plate 14 correspondence, described second vertical portion 22 fix be flexible coupling described in correspondence 1 side.
It is flexible coupling and 1 is fixed by the support 2 of being flexible coupling, can effectively prevent from being flexible coupling 1 under electrodynamic action
The risk loosened, the support that the support 2 preferably stainless steel that is flexible coupling is made.
Three of described three-phase loop are flexible coupling 1 relative to the other end connecting corresponding vacuum interrupter 3
Bearing of trend the most upward.
Described installing plate 10 is connected between described fore-stock 11 and after-poppet 12, described three-phase loop
Clamp region be both secured to described installing plate 10.Preferably, described fore-stock 11, after-poppet 12
And installing plate 10 forms integrative-structure by welding.
This utility model also provides for a kind of gas-filling cabinet, including large-current high-voltage vacuum circuit breaker described above
Device.
Obviously, above-described embodiment is only for clearly demonstrating example, and not to embodiment party
The restriction of formula.For those of ordinary skill in the field, the most also may be used
To make other changes in different forms.Here without also all of embodiment being given
With exhaustive.And the obvious change thus extended out or variation are created still in this utility model
Protection domain among.
Claims (9)
1. a large-current high-voltage vacuum circuit breaker, including
Fore-stock (11) and after-poppet (12), parallel and interval is arranged；
Three-phase loop, is arranged between described fore-stock (11) and after-poppet (12), including by front
A phase loop (a), B phase loop (b) and C phase loop (c) being sequentially arranged at intervals after to, each
Phase loop all include being flexible coupling (1) be flexible coupling with described the vacuum interrupter (3) that (1) one end is connected
And it is connected to the lower outlet of described vacuum interrupter (3) lower end；
Drive system (8) and main shaft (9), be connected to the top in described three-phase loop, is used for driving institute
State the vacuum interrupter (3) in three-phase loop, to realize separating brake and the combined floodgate of vacuum circuit breaker；
It is characterized in that, be positioned at rear and front end, described three-phase loop A phase loop lower outlet (4) with
The lower outlet (7) in C phase loop be in same level and in this horizontal plane in the opposite direction
Extend；Lower outlet (5) direction being positioned at the B phase loop in the middle of described three-phase loop is returned with described A phase
The lower outlet (4) on road is vertical with the outlet direction of the lower outlet (7) in C phase loop, and prolongs downward
Stretch.
Large-current high-voltage vacuum circuit breaker the most according to claim 1, it is characterised in that described
Each phase loop in three-phase loop is equipped with a pair clamp region, and described clamp region includes along vertically side
To extending and the most parallel and spaced first clamping plate (13) and the second clamping plate (14),
Corresponding described vacuum interrupter (3), drive system (8) and main shaft (9) are installed on described first
Between clamping plate (13) and the second clamping plate (14), described drive system (8) and main shaft (9) are positioned at
The top of described vacuum interrupter (3).
Large-current high-voltage vacuum circuit breaker the most according to claim 2, it is characterised in that also wrap
Include and under being installed on below described clamp region, go out line bracket (6), the lower outlet (4) in described A phase loop,
The lower outlet (5) in B phase loop and the lower outlet (7) in C phase loop go out line bracket (6) under described
It is installed on the described clamp region of correspondence.
Large-current high-voltage vacuum circuit breaker the most according to claim 2, it is characterised in that also wrap
Include the support that is flexible coupling (2), described in the support (2) that is flexible coupling include two the first vertical portions be arrangeding in parallel
(21) and the second vertical portion (22), and the horizontal part (23) being connected between said two vertical portion,
Described first vertical portion (21) is fixed on the vertical of the second clamping plate (14) correspondence of described clamp region
Part, described second vertical portion (22) fixes the side of be flexible coupling described in correspondence (1).
Large-current high-voltage vacuum circuit breaker the most according to claim 4, it is characterised in that described
Three of three-phase loop are flexible coupling (1) relative to the other end connecting corresponding vacuum interrupter (3)
Bearing of trend is the most upward.
6. according to the arbitrary described large-current high-voltage vacuum circuit breaker of claim 1-5, it is characterised in that
Also include the installing plate (10) being connected between described fore-stock (11) and after-poppet (12), described
The clamp region in three-phase loop is both secured to described installing plate (10).
Large-current high-voltage vacuum circuit breaker the most according to claim 6, it is characterised in that described
Fore-stock (11), after-poppet (12) and installing plate (10) form integrative-structure by welding.
8. according to the arbitrary described large-current high-voltage vacuum circuit breaker of claim 1-5, it is characterised in that
The support that the described support that is flexible coupling (2) stainless steel is made.
9. a gas-filling cabinet, it is characterised in that include according to the arbitrary described big electricity of claim 1-8
Stream high-pressure vacuum breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620506432.4U CN205645667U (en) | 2016-05-27 | 2016-05-27 | Heavy current high pressure vacuum circuit breaker and aerify cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620506432.4U CN205645667U (en) | 2016-05-27 | 2016-05-27 | Heavy current high pressure vacuum circuit breaker and aerify cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205645667U true CN205645667U (en) | 2016-10-12 |
Family
ID=57050848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620506432.4U Active CN205645667U (en) | 2016-05-27 | 2016-05-27 | Heavy current high pressure vacuum circuit breaker and aerify cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205645667U (en) |
-
2016
- 2016-05-27 CN CN201620506432.4U patent/CN205645667U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325600 Yueqing Economic Development Zone, Wenzhou, No. sixteen weft Road, No. 305, Zhejiang Patentee after: Ouyue Electric Power Technology Co. Ltd. Address before: 325600 Yueqing Economic Development Zone, Wenzhou, No. sixteen weft Road, No. 305, Zhejiang Patentee before: Zhejiang Ouyue Electric Technology Co., Ltd. |