CN207320690U - A kind of breaker gas tank - Google Patents
A kind of breaker gas tank Download PDFInfo
- Publication number
- CN207320690U CN207320690U CN201721423298.2U CN201721423298U CN207320690U CN 207320690 U CN207320690 U CN 207320690U CN 201721423298 U CN201721423298 U CN 201721423298U CN 207320690 U CN207320690 U CN 207320690U
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- Prior art keywords
- housing
- breaker
- gas tank
- entrance bushing
- casing tube
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- 230000003068 static effect Effects 0.000 claims abstract description 21
- 238000002955 isolation Methods 0.000 claims description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 15
- 238000009413 insulation Methods 0.000 description 6
- 230000002411 adverse Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
A kind of breaker gas tank provided by the utility model, including：Housing；Entrance bushing, is arranged on the side of the housing, voltage transformer is equipped with the entrance bushing；Outlet casing tube, is arranged on the opposite side of the housing, voltage transformer is equipped with the outlet casing tube；Vacuum interrupter, the static contact of the vacuum interrupter are located at one end in the housing with the entrance bushing and connect, and the moving contact of the vacuum interrupter is located at one end in the housing with the outlet casing tube and connects.Voltage transformer is equipped with entrance bushing, voltage transformer is equipped with outlet casing tube, the voltage at entrance bushing and outlet casing tube can be conveniently detected, while no longer needs that voltage transformer is installed in breaker gas tank, the installation space on the inside of on-pole switch can be saved.
Description
Technical field
It the utility model is related to on-pole switch technical field, and in particular to a kind of breaker gas tank.
Background technology
Outdoor pole top switch device mounting means is simple, broad range of applicability, Meteorological are cheap and because its own has
Standby more complete defencive function, occupies an important position in electric line.Domestic portion gas insulation Standard type
Switchgear is generally equipped with external disconnecting switch, and this outdoor pole top switch device stock size is all bigger, is easily subject to
The influence of the adverse circumstances such as salt fog, humidity, and then influence the break performance of switchgear.
Chinese patent literature CN203553718U discloses a kind of outdoor pole top switch device with built-in disconnector, bag
Include vacuum interrupter, disconnecting switch, breaker operation mechanism, disconnecting switch operating mechanism, gas-flow closure babinet, inlet wire insulating end
Son, and outlet insulated terminal；Wherein, it is close to be built in inflation for the disconnecting switch, vacuum interrupter and breaker operation mechanism
In joint sealing body；The vacuum interrupter sealing is in outlet insulated terminal, and the moved end of the vacuum interrupter is with keeping apart connection
Connect, the disconnecting switch is contacted or disconnected with inlet wire insulator.
The above-mentioned prior art, disconnecting switch are located at the inside of gas-flow closure babinet, and it is severe to reduce exterior smog, humidity etc.
The insulation performance of corrosion and then influence on-pole switch of the environment on disconnecting switch, but current transformer or electricity are not provided with babinet
Mutual inductor is pressed, it is inconvenient to detection voltage.
Chinese patent literature CN203352037U discloses a kind of outdoor high-voltage solid insulation on-pole switch platform, including close
The housing of envelope, the side of the housing are equipped with entrance bushing, and the opposite side of the housing is equipped with outlet casing tube, is set in the housing
There is pole, the pole is equipped with built-in CT interfaces and/or PT interfaces, and the built-in PT interfaces are arranged on the leading-out terminal
Position, the position of end of incoming cables is equipped with current transformer in the housing, and voltage transformer is equipped with the outlet casing tube.
It is above-mentioned that voltage transformer is equipped with the housing in the prior art, the voltage of outlet casing tube can be detected, but not
The voltage of entrance bushing can be detected, and the current transformer, voltage transformer are arranged in the housing, are taken larger
Space；Above-mentioned disconnecting switch in the prior art is arranged on the outside of switching stage at the same time, is easily influenced quilt be subject to external environment condition
Corrode and influence the insulation performance of on-pole switch.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome current transformer of the prior art, voltage mutual
Sensor is arranged at the defects of occupied space is larger on the inside of on-pole switch, so as to provide a kind of on-pole switch for saving installation space
Breaker gas tank.
In order to solve the above technical problems, a kind of breaker gas tank provided by the utility model, including：
Housing；
Entrance bushing, is arranged on the side of the housing, voltage transformer is equipped with the entrance bushing；
Outlet casing tube, is arranged on the opposite side of the housing, voltage transformer is equipped with the outlet casing tube；
Vacuum interrupter, one end that the static contact of the vacuum interrupter is located at the entrance bushing in the housing connect
Logical, the moving contact of the vacuum interrupter is located at one end in the housing with the outlet casing tube and connects.
Disconnecting switch is further included, the disconnecting switch is arranged in the housing.
The disconnecting switch includes
Isolate main shaft, be fixed in the housing and extend to the hull outside；
Linkage, isolates main shaft connection with described；
Isolate moving contact, be connected, rotatably be arranged in the contact support in the housing with the linkage,
The contact support is located at one end in the housing with the entrance bushing and connects；
Isolate static contact, connected with the static contact of the vacuum interrupter, the isolation main shaft rotates under external force
When, driving the isolation moving contact to rotate by the linkage makes the isolation moving contact be connect with the static contact of isolating
Touch.
The voltage transformer and the entrance bushing are integrated, and/or the voltage transformer and the lead collar
Manage integrated.
The Current Mutual Inductance that the high current entered in the entrance bushing is converted into low current is equipped with the entrance bushing
Device.
The current transformer and the entrance bushing are integrated.
The vacuum interrupter includes
Breaker main shaft, is arranged in the housing and extends to the hull outside；
Connecting lever, one end are connected with the breaker main shaft；
Breaker insulating bar, is connected with the other end of the connecting lever, and the breaker main shaft turns in the case where being subject to external force to act on
Drive connecting lever movement to promote the insulating bar when dynamic, make the moving contact that be connected with the breaker insulating bar and
The circuit breaker static contact contact.
The entrance bushing or the outlet casing tube lead to ground connection close to the lower end of the side of the housing and set respectively
Secondary lead wires, the secondary lead wires draw from stainless steel flexible hose.
The stainless steel flexible hose pours into a mould one with the entrance bushing or the outlet casing tube respectively.
The voltage transformer is capacity cell or resistive element.
Technical solutions of the utility model, have the following advantages that：
1. a kind of breaker gas tank provided by the utility model, is equipped with voltage transformer, outlet casing tube in entrance bushing
It is interior to be equipped with voltage transformer, the voltage at entrance bushing and outlet casing tube can be conveniently detected, while no longer need in breaker
Installation voltage transformer, can save the installation space on the inside of on-pole switch in gas tank.
2. a kind of breaker gas tank provided by the utility model, further includes disconnecting switch, the disconnecting switch is arranged on institute
State in housing, reduce the insulation of corrosion and then influence on-pole switch of the adverse circumstances such as exterior smog, humidity on disconnecting switch
Performance.
3. a kind of breaker gas tank provided by the utility model, the voltage transformer integrates one with the entrance bushing
Body, and/or the voltage transformer and the outlet casing tube it is integrated, compact-sized, the side of entrance bushing or outlet casing tube
Just install.
4. a kind of breaker gas tank provided by the utility model, interior be equipped with of the entrance bushing will enter the entrance bushing
Interior high current is converted into the current transformer of low current, and Current Mutual Inductance need not be installed on the inside of on-pole switch by so setting
Device, further saves the installation space on the inside of on-pole switch.
5. a kind of breaker gas tank provided by the utility model, the current transformer integrates one with the entrance bushing
Body, makes the compact-sized of entrance bushing, facilitates the installation of entrance bushing.
6. a kind of breaker gas tank provided by the utility model, the entrance bushing or the outlet casing tube are close to the shell
The lower end of the side of body leads to the secondary lead wires that ground connection is set respectively, and the secondary lead wires are drawn from stainless steel flexible hose, kept away
The insulating sheath for having exempted from secondary lead wires is by sunlight, and is also prevented from pigtail splice and is attacked be subject to rainwater and dew.
7. a kind of breaker gas tank provided by the utility model, the stainless steel flexible hose respectively with the entrance bushing or institute
Outlet casing tube cast one is stated, makes the compact overall structure of the breaker gas tank.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the front view of the breaker gas tank provided in the first embodiment of the utility model；
Fig. 2 is the top view of the breaker gas tank shown in Fig. 1.
Description of reference numerals：
1- housings；2- entrance bushings；3- outlet casing tubes；
4- isolates main shaft；5- linkages；6- isolates moving contact；
7- contact supports；8- isolates static contact；9- breaker main shafts；
10- connecting levers；11- breaker insulating bars；12- vacuum interrupters；
13- stainless steel flexible hoses.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not forming conflict can be combined with each other.
Embodiment 1
A kind of a kind of embodiment of breaker gas tank as shown in Figs. 1-2, including housing 1, entrance bushing 2, go out
Thread casing 3, vacuum interrupter 12.
The entrance bushing 2 is arranged on the side of the housing 1, and voltage transformer is equipped with the entrance bushing 2；It is described
Outlet casing tube 3 is arranged on the opposite side of the housing 1, and voltage transformer is equipped with the outlet casing tube 3；The vacuum interrupter
12 static contact is located at one end in the housing 1 with the entrance bushing 2 and connects, the moving contact of the vacuum interrupter 12 with
The outlet casing tube 3 is located at one end connection in the housing 1.Voltage transformer, outlet casing tube 3 are equipped with entrance bushing 2
It is interior to be equipped with voltage transformer, the voltage at entrance bushing 2 and outlet casing tube 3 can be conveniently detected, while no longer need in open circuit
Installation voltage transformer, can save the installation space on the inside of on-pole switch in device gas tank.
In the present embodiment, disconnecting switch is further included, as shown in Figure 1, the disconnecting switch is arranged on the housing 1
It is interior, reduce the insulation performance of corrosion and then influence on-pole switch of the adverse circumstances such as exterior smog, humidity on disconnecting switch.Institute
Stating disconnecting switch includes being fixed in the housing 1 and extending to the isolation main shaft 4 in the outside of housing 1, with it is described every
The linkage 5 connected from main shaft 4, isolates moving contact 6, the isolation moving contact 6 is rotatable with what the linkage 5 connected
Ground be arranged in the contact support 7 in the housing 1, the contact support 7 and the entrance bushing 2 are located at the housing 1
Interior one end connection, isolates static contact 8, the isolation main shaft 4 is in external force with what the static contact of the vacuum interrupter 12 connected
Effect is lower when rotating, by the linkage 5 drive the isolation moving contact 6 rotate make the isolation moving contact 6 with it is described
Isolation static contact 8 contacts.
In the present embodiment, the voltage transformer and the entrance bushing 2 are integrated, the voltage transformer with
The outlet casing tube 3 is integrated, so sets compact-sized, the convenient installation for making entrance bushing 2 and outlet casing tube 3.Can
In the embodiment of replacement, the voltage transformer and the entrance bushing 2 be integrated or the voltage transformer with it is described
Outlet casing tube 3 is integrated.
Further to save the installation space on the inside of on-pole switch, in the present embodiment, it is equipped with the entrance bushing 2
The high current entered in the entrance bushing 2 is converted into the current transformer of low current, so setting need not open on column
The current transformer of side installation inside the Pass, further saves the installation space on the inside of on-pole switch.The current transformer with it is described
Entrance bushing 2 is integrated, makes the compact-sized of entrance bushing 2, facilitates the installation of entrance bushing 2.
In the present embodiment, the vacuum interrupter includes breaker main shaft 9, is arranged in the housing 1 and extends
To the outside of housing 1；Connecting lever 10, one end are connected with the breaker main shaft 9；Breaker insulating bar 11, with the connecting lever 10
Other end connection, the breaker main shaft 9 drives the connecting lever 10 movement to promote when being rotated under being subject to external force to act on
The breaker insulating bar 11, makes to connect with the moving contact that the breaker insulating bar 11 is connected and the circuit breaker static contact
Touch.
As shown in Figure 1, distinguish in the entrance bushing 2 or the outlet casing tube 3 close to the lower end of the side of the housing 1
The secondary lead wires that ground connection is set are led to, the secondary lead wires are drawn from stainless steel flexible hose 13, avoid the exhausted of secondary lead wires
Edge sheath is by sunlight, and is also prevented from pigtail splice and is attacked be subject to rainwater and dew.Further to make the breaker gas tank
Compact overall structure, in the present embodiment, the stainless steel flexible hose 13 respectively with the entrance bushing 2 or the outlet casing tube
3 cast one.
In the present embodiment, the voltage transformer is capacity cell or resistive element.
Specifically when in use, voltage transformer will be integrated with, the entrance bushing 2 of current transformer is installed to breaker gas tank
Side, the outlet casing tube 3 for being integrated with voltage transformer is installed to the opposite side of breaker gas tank, it is no longer necessary in breaker
Installation voltage transformer, current transformer, can save the installation space in breaker gas tank in gas tank.Leading in entrance bushing 2
Body portion is connected with contact support 7, when isolation main shaft 4 rotates clockwise, drives linkage 5 to move, linkage 5 drives
Isolation moving contact 6 is rotated around contact support 7, isolation moving contact 6 is connected with isolating static contact 8, and isolation static contact 6 goes out with vacuum
The static contact connection of arc chamber 12, when breaker main shaft 9 rotates counterclockwise, driving connecting lever 10 rotates, and connecting lever 10 promotes breaker
Insulating bar 11 moves downward, and breaker insulating bar 11 promotes moving contact to move downward and contacted with circuit breaker static contact, makes breaker
Close a floodgate, when breaker main shaft 9 rotates counterclockwise, arc-extinguishing chamber of circuit breaker separating brake is driven by connecting lever 10 and breaker insulating bar 11.
Obviously, the above embodiments are merely examples for clarifying the description, and the restriction not to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (10)
- A kind of 1. breaker gas tank, it is characterised in that including：Housing；Entrance bushing, is arranged on the side of the housing, voltage transformer is equipped with the entrance bushing；Outlet casing tube, is arranged on the opposite side of the housing, voltage transformer is equipped with the outlet casing tube；Vacuum interrupter, the static contact of the vacuum interrupter are located at one end in the housing with the entrance bushing and connect, The moving contact of the vacuum interrupter is located at one end in the housing with the outlet casing tube and connects.
- A kind of 2. breaker gas tank according to claim 1, it is characterised in that disconnecting switch is further included, it is described to keep apart Pass is arranged in the housing.
- 3. a kind of breaker gas tank according to claim 2, it is characterised in that the disconnecting switch includesIsolate main shaft, be fixed in the housing and extend to the hull outside；Linkage, isolates main shaft connection with described；Isolate moving contact, be connected, rotatably be arranged in the contact support in the housing with the linkage, it is described Contact support is located at one end in the housing with the entrance bushing and connects；Isolate static contact, connected with the static contact of the vacuum interrupter, when the isolation main shaft rotates under external force, led to Crossing the linkage drives the isolation moving contact rotation isolation moving contact is contacted with the isolation static contact.
- A kind of 4. breaker gas tank according to any one of claim 1 to 3, it is characterised in that the voltage transformer It is integrated with the entrance bushing, and/or the voltage transformer and the outlet casing tube it is integrated.
- 5. a kind of breaker gas tank according to claim 4, it is characterised in that institute will be entered by being equipped with the entrance bushing State the current transformer that the high current in entrance bushing is converted into low current.
- 6. a kind of breaker gas tank according to claim 5, it is characterised in that the current transformer and the inlet wire set Manage integrated.
- A kind of 7. breaker gas tank according to any one of claim 1 to 3, it is characterised in that the vacuum interrupter IncludingBreaker main shaft, is arranged in the housing and extends to the hull outside；Connecting lever, one end are connected with the breaker main shaft；Breaker insulating bar, is connected with the other end of the connecting lever, and the breaker main shaft under being subject to external force to act on when rotating Drive connecting lever movement to promote the insulating bar, make with the moving contact that the breaker insulating bar is connected with it is described Circuit breaker static contact contacts.
- 8. a kind of breaker gas tank according to claim 7, it is characterised in that the entrance bushing or the outlet casing tube The secondary lead wires that ground connection sets are led to respectively close to the lower end of the side of the housing, and the secondary lead wires are from stainless steel flexible hose Middle extraction.
- A kind of 9. breaker gas tank according to claim 8, it is characterised in that the stainless steel flexible hose respectively with it is described into Thread casing or outlet casing tube cast one.
- A kind of 10. breaker gas tank according to any one of claim 1 to 3, it is characterised in that the voltage transformer For capacity cell or resistive element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721423298.2U CN207320690U (en) | 2017-10-31 | 2017-10-31 | A kind of breaker gas tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721423298.2U CN207320690U (en) | 2017-10-31 | 2017-10-31 | A kind of breaker gas tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207320690U true CN207320690U (en) | 2018-05-04 |
Family
ID=62380144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721423298.2U Active CN207320690U (en) | 2017-10-31 | 2017-10-31 | A kind of breaker gas tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207320690U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597943A (en) * | 2018-06-15 | 2018-09-28 | 宏秀电气有限公司 | On-pole switch with built-in disconnecting switch |
| CN109449040A (en) * | 2018-12-10 | 2019-03-08 | 许继集团有限公司 | A kind of breaker |
| WO2022120775A1 (en) * | 2020-12-09 | 2022-06-16 | 中国电力科学研究院有限公司 | Pole-mounted combined electrical appliance |
-
2017
- 2017-10-31 CN CN201721423298.2U patent/CN207320690U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597943A (en) * | 2018-06-15 | 2018-09-28 | 宏秀电气有限公司 | On-pole switch with built-in disconnecting switch |
| CN108597943B (en) * | 2018-06-15 | 2024-02-23 | 宏秀电气有限公司 | Pole-mounted switch with built-in isolating switch |
| CN109449040A (en) * | 2018-12-10 | 2019-03-08 | 许继集团有限公司 | A kind of breaker |
| WO2022120775A1 (en) * | 2020-12-09 | 2022-06-16 | 中国电力科学研究院有限公司 | Pole-mounted combined electrical appliance |
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| GR01 | Patent grant | ||
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Effective date of registration: 20230908 Granted publication date: 20180504 |
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Date of cancellation: 20240908 Granted publication date: 20180504 |
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