CN109962427A - A kind of tri-station isolating switch and Cubicle Gas-Insulated Switchgear gas tank - Google Patents
A kind of tri-station isolating switch and Cubicle Gas-Insulated Switchgear gas tank Download PDFInfo
- Publication number
- CN109962427A CN109962427A CN201910338693.8A CN201910338693A CN109962427A CN 109962427 A CN109962427 A CN 109962427A CN 201910338693 A CN201910338693 A CN 201910338693A CN 109962427 A CN109962427 A CN 109962427A
- Authority
- CN
- China
- Prior art keywords
- gas tank
- moving knife
- gas
- knife blade
- worm gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 238000002955 isolation Methods 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 239000012212 insulator Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 64
- 238000005516 engineering process Methods 0.000 description 10
- 238000009826 distribution Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000819 phase cycle Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/045—Details of casing, e.g. gas tightness
Abstract
The invention discloses a kind of tri-station isolating switch and Cubicle Gas-Insulated Switchgear gas tank, moving knife blade is hingedly mounted on moving knife support, can be around hinge joint rotary motion;Moving knife connecting lever one end is fixedly connected on moving knife blade, and the other end is connect with insulated pull rod one end, and the insulated pull rod other end is connect with transmission crank arm, and the central rotating shaft of transmission crank arm and worm gear is affixed;Worm gear engages connection with worm screw, and the worm screw connect with isolated operation mechanism;Operator contact is located above moving knife blade, and grounding contact is located at moving knife blade rear;Under the active role power of isolated operation mechanism, working in coordination and acting by worm screw and worm gear, worm screw, which is moved forward and backward, drives worm gear rotation, passing sequentially through transmission crank arm, insulated pull rod, moving knife connecting lever drives moving knife blade around hinge joint rotary motion, and the contact of moving knife blade is made to pass through the rotary separating brake of rotation realization, combined floodgate or ground connection between operator contact and grounding contact.
Description
Technical field
The invention belongs to electric system equipment for power transmission and distribution manufacturing technology fields, and in particular to a kind of tri-station isolating switch and
Cubicle Gas-Insulated Switchgear gas tank.
Background technique
In the existing power supply network system in China, to improve power supply reliability, with contemporary society's economy, modern industry
The rapid development of technology, electricity needs are all increasing in every profession and trade, especially intermediate distribution system, in entire power distribution system
The effect that " forming a connecting link " is played in system, occupies very important status, thus the performance quality of medium-voltage distribution equipment for
The safety continuous operation of entire power grid is very important.Cubicle Gas-Insulated Switchgear gas tank and tri-station isolating switch,
Abbreviation C-GIS, C-GIS equipment is the controller switching equipment of the specialized application that grows up last century end in medium voltage network, outstanding
Safety, reliability grow rapidly it in the beginning of this century, keep C-GIS manufacturing rapidly growing, and manufacturing technology is prominent
Fly to push ahead vigorously.
Before and after 2000, middle pressure C-GIS equipment has a rapid development, new technology, structure, technique, equipment etc. into
Enter the popularization and use stage.The technical parameter of product, reliability are further enhanced, and size further decreases.
Summary of the invention
Purpose: in order to overcome the deficiencies in the prior art, the present invention provides a kind of tri-station isolating switch and gas
Insulated metal closed switch equipment gas tank.
Technical solution: in order to solve the above technical problems, the technical solution adopted by the present invention are as follows:
A kind of tri-station isolating switch, comprising: the grounding contact being electrically connected with earth-return circuit, the operator touching being electrically connected with bus
Head, moving knife blade, moving knife support, moving knife connecting lever, insulated pull rod, transmission crank arm, worm gear, worm screw;
The moving knife blade is hingedly mounted on moving knife support, can be around hinge joint rotary motion;Moving knife connecting lever one end is solid
Surely it is connected on moving knife blade, the other end is connect with insulated pull rod one end, and the insulated pull rod other end is connect with transmission crank arm, described
The central rotating shaft of transmission crank arm and worm gear is affixed;
The worm gear engages connection with worm screw, and the worm screw connect with isolated operation mechanism;
The operator contact is located above moving knife blade, and the grounding contact is located at moving knife blade rear;
Under the active role power of isolated operation mechanism, working in coordination and acting by worm screw and worm gear, worm screw is moved forward and backward
Worm gear rotation is driven, transmission crank arm, insulated pull rod, moving knife connecting lever is passed sequentially through and drives moving knife blade around hinge joint rotary motion,
The contact of moving knife blade is set to pass through the rotary separating brake of rotation realization, combined floodgate or ground connection between operator contact and grounding contact.
Preferably, the central rotating shaft of the tri-station isolating switch, the transmission crank arm and worm gear passes through flower
Key is fixedly connected.
On the other hand, the present invention also provides a kind of Cubicle Gas-Insulated Switchgear gas tank, including gas tank cabinet,
The gas tank cabinet is provided with above-mentioned tri-station isolating switch and breaker;
Isolated operation mechanism and circuit breaker operation mechanism are installed in gas tank cabinet front;Isolated operation mechanism and breaker
Operating mechanism is arranged up and down;
The moving knife support of the tri-station isolating switch is fixed on the rear end of circuit breaker polar;
Every phase circuit breaker polar lower end has the support of pole supporting insulator to fix respectively;
The worm screw of the tri-station isolating switch connect with isolated operation mechanism, is realized by operation isolation operating mechanism rotary
Divide-shut brake or ground connection;
The running part of the breaker is connect with circuit breaker operation mechanism, realizes breaker by operating breaker operating mechanism
Middle vacuum interrupter is cut-off.
Further, the Cubicle Gas-Insulated Switchgear gas tank, further includes outlet casing tube, the lead collar
Pipe is located at gas tank cabinet front, left, center, right arrangement;Breaker by outlet casing tube is pierced by gas tank cabinet after connecting with outlet copper bar.
It preferably, further include grounded part, the grounded part is located at the intracorporal rear portion of gas tank case, grounded part
Upper end is fixedly connected with grounding contact, and grounded part lower end is guided to earth current outside gas tank cabinet by ground connection copper billet.
Preferably, bus extension casing is also equipped on the gas tank cabinet;The bus extension casing includes A
Phase bus extends casing, B phase bus extension casing, C phase bus and extends casing.
Further, A phase bus extension casing, B phase bus extension casing, C phase bus extension casing are loaded on gas tank cabinet
Top, or be mounted in gas tank cabinet side.
Preferably, the gas tank bottom of box is provided with gas tank pressure relief flange.
Preferably, gas tank cabinet front is equipped with isolation fracture observation window, observes isolation for operator
Situation.
Preferably, the Cubicle Gas-Insulated Switchgear gas tank, further includes support plate, the bearing
Plate supports the worm gear central rotating shaft for assembling;The support plate is fixed on the gas tank cabinet wall.
Further, the gas tank cabinet is metal material.
The utility model has the advantages that Cubicle Gas-Insulated Switchgear gas tank provided by the invention and tri-station isolating switch, tool
It has the advantage that
1, tri-station isolating switch selects circle copper tool lock formula, increases fracture insulating capacity.Disconnecting switch is using rotation disconnecting link formula, knife
Switch is fixed on circuit breaker polar rear end.
2, circuit breaker polar can sealing vacuum bubbles also install by the later period in advance, flexibly selects, meets the requirement of different user.
3, gas tank bottom is equipped with pressure relief flange, and pressure relief flange uses thin plate, the most weak place of cabinet body is located at gas tank bottom
Portion, release channel are dedicated and and are environmentally isolated.
4, circuit breaker polar can sealing vacuum bubbles also install by the later period in advance, flexibly selects, meets the requirement of different user.
Breaker mechanism is various informative, can spring also permanent magnetism.
5, gas tank is equipped with the safety measure of multiple protective operator, such as three station isolated location observation windows, pressure relief flange
Deng.
6, pressure relief flange uses thin plate, and the most weak place of cabinet body is located at gas tank bottom, release channel be it is dedicated and
Be environmentally isolated.
Detailed description of the invention
Fig. 1 is the main view of the Cubicle Gas-Insulated Switchgear gas tank of embodiment;
Fig. 2 is the front view of the Cubicle Gas-Insulated Switchgear gas tank of embodiment;
Fig. 3 is the bottom view of the Cubicle Gas-Insulated Switchgear gas tank of embodiment;
Fig. 4, Fig. 5 are the structural schematic diagram of the tri-station isolating switch of embodiment;
Fig. 6 is the ground connection schematic diagram of embodiment tri-station isolating switch;
Fig. 7 is the combined floodgate schematic diagram of embodiment tri-station isolating switch;
In figure: tri-station isolating switch 1, circuit breaker polar 2, gas tank cabinet 3, isolated operation mechanism 4, circuit breaker operation mechanism 5;
Grounding contact 101, operator contact 102, moving knife blade 103, moving knife support 104, moving knife connecting lever 105, insulated pull rod 106,
Transmission crank arm 107, worm gear 108, worm screw 109;Pole supporting insulator 201, outlet copper bar 202, outlet casing tube 301, grounding parts
Divide 302, ground connection copper billet 303;Bus extends casing 304, gas tank pressure relief flange 305, isolation fracture observation window 306, support plate
307;Gas chamber clapboard 701.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
Embodiment 1
As shown in Figure 4, Figure 5, a kind of tri-station isolating switch 1, comprising: the grounding contact 101 being electrically connected with earth-return circuit and mother
The operator contact 102 of line electrical connection, moving knife blade 103, moving knife support 104, moving knife connecting lever 105, insulated pull rod 106, transmission are turned
Arm 107, worm gear 108, worm screw 109;
The moving knife blade 103 is hingedly mounted on moving knife support 104, can be around hinge joint rotary motion;The moving knife connecting lever
105 one end are fixedly connected on moving knife blade 103, and the other end is connect with 106 one end of insulated pull rod by bolt and nut, and insulation is drawn
106 other end of bar is connect with transmission crank arm 107 by pin shaft, and the transmission crank arm 107 and the central rotating shaft of worm gear 108 are affixed;
As shown in figure 5, the worm gear 108 engages connection with worm screw 109, the worm screw 109 connect with isolated operation mechanism 4;
The operator contact 102 is located at 103 top of moving knife blade, and the grounding contact 101 is located at 103 rear of moving knife blade;
Under the active role power of isolated operation mechanism 4, working in coordination and acting by worm screw 109 and worm gear 108, worm screw
109 are moved forward and backward worm gears 108 are driven to rotate, pass sequentially through transmission crank arm 107, insulated pull rod 106, moving knife connecting lever 105 drive it is dynamic
Knife blade 103 around hinge joint rotary motion, make the contact of moving knife blade 103 by operator contact 102 and grounding contact 101 it
Between rotation realize rotary separating brake, combined floodgate or ground connection.Tri-station isolating switch 1 passes through worm screw 109 and worm gear using rotatably
108 transmissions, integrated operation are more convenient.
As shown in fig. 6, the contact of moving knife blade 103 is contacted with grounding contact 101, so that the tri-station isolating switch 1
Positioned at earthing position.
As shown in fig. 7, the contact of moving knife blade 103 is contacted with operator contact 102, so that the tri-station isolating switch 1
Positioned at closing position.
Preferably, in some embodiments, as shown in figure 4, the center of the transmission crank arm 107 and worm gear 108
Shaft is fixedly connected by spline.
Embodiment 2
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of Cubicle Gas-Insulated Switchgear gas tank, including gas tank cabinet 3, in institute
State the tri-station isolating switch 1 and breaker that gas tank cabinet 3 is provided in above-described embodiment;
Isolated operation mechanism 4 and circuit breaker operation mechanism 5 are installed in 3 front of gas tank cabinet;Isolated operation mechanism 4 and disconnected
About 5 road device operating mechanism is arranged;Structure as breaker under upper isolation;
The moving knife support 104 of the tri-station isolating switch is fixed on the rear end of circuit breaker polar 2;
Every 2 lower end of phase circuit breaker polar has the support of pole supporting insulator 201 to fix respectively;For guaranteeing disconnecting switch and open circuit
The intensity of device.
The worm screw 109 of the tri-station isolating switch 1 connect with isolated operation mechanism 4, passes through operation isolation operating mechanism 4
Realize rotary divide-shut brake or ground connection;
The running part of the breaker is connect with circuit breaker operation mechanism 5, realizes open circuit by operating breaker operating mechanism 5
Vacuum interrupter cut-offs in device pole 2.
In some embodiments, as shown in Figure 1, the Cubicle Gas-Insulated Switchgear gas tank, further includes
Thread casing 301, the outlet casing tube 301 are located at 3 front of gas tank cabinet, left, center, right arrangement;Breaker is connect with outlet copper bar 202
Gas tank cabinet 3 is pierced by by outlet casing tube 301 afterwards.
The Cubicle Gas-Insulated Switchgear gas tank further includes grounded part 302, the grounded part 302
Rear portion in gas tank cabinet 3,302 upper end of grounded part are fixedly connected with grounding contact 101, and 302 lower end of grounded part passes through
Ground connection copper billet 303 is guided to earth current outside gas tank cabinet 3.
In some embodiments, as shown in Figure 1, being also equipped with bus extension casing 304 on the gas tank cabinet 3;It is described
It includes A phase bus extension casing, B phase bus extension casing, C phase bus extension casing that bus, which extends casing 304,.A phase bus expands
The top that casing, B phase bus extension casing, C phase bus extension casing can be loaded on gas tank cabinet 3 is opened up, gas tank cabinet 3 can also be mounted in
Side.
In some embodiments, as shown in Figure 1,3 bottom of gas tank cabinet is provided with gas tank pressure relief flange 305.
In some embodiments, it as shown in Figure 1,3 front of gas tank cabinet is equipped with isolation fracture observation window 306, is used for
Operator observes isolated location situation.
In some embodiments, as shown in Figure 1, shown in Figure 5, the Cubicle Gas-Insulated Switchgear gas tank, is also wrapped
Support plate 307 is included, the support plate 307 supports 108 central rotating shaft of worm gear for assembling;The support plate 307 is fixed on
On 3 inner wall of gas tank cabinet.
Preferably, the gas tank cabinet 3 is metal material.
Cubicle Gas-Insulated Switchgear gas tank provided by the invention, wherein tri-station isolating switch 1 is using rotation
Disconnecting link formula, knife-like switch are fixed on 2 rear end of circuit breaker polar, and circuit breaker polar 2 uses epoxy resin or composite insulating material, vacuum
Bubble can sealing also the later period is mounted in epoxy resin or composite insulating material, exposed live part is pressed using circular
Part, the modes such as oblate feeder line improve live part electric field, and corresponding insulation water can be reached at normal atmospheric pressure
It is flat.
2. on-load switch transmission is directly driven using main shaft, in such a way that transmission rotates moving knife blade.
3. insulating gas can dry air, high-purity nitrogen or SF6Equal insulating gas.
4. bus wire phase sequence be before in after, outlet phase sequence using left, center, right arrange.
5. 3 bottom of gas tank cabinet is equipped with gas tank pressure relief flange 305, for being connected to pressure release passage.7. high-tension cable room 6 and letting out
Special gas chamber clapboard 701 is equipped between pressure passageway room 7 to separate.
It can also be permanent magnetism form 6. breaker mechanism can operate for spring.
7. gas tank is equipped with three station isolation fracture observation windows, operation and service personnel can understand the real-time position of three stations at any time
It sets.
8. using insulated pull rod between moving knife connecting lever and transmission crank arm, guarantee has enough electrical distances.
9. isolated operation mechanism acts on worm gear and worm screw, by the cooperation between worm gear and worm screw, make moving knife blade point
Other places are in divide-shut brake, earthing position.
Cubicle Gas-Insulated Switchgear gas tank of the invention, using stainless steel plate welding structure, using Laser Welding
Connection technology is synchronized to vacuumize and be answered with inflation technology, SF6 gas leak detection technology using novel solid interface insulation piugging technology
For between each gas chamber, between cabinet body and pressure can be used in the connection of the external high voltage device such as voltage transformer, arrester, dielectric
The insulating gas such as contracting air, N2 and SF6.Equipment, which uses rupture pressure disc in design production process and devises pressure release, leads to
Road makes maintenance personnel be almost reduced to zero by the probability of accident injury.Running part is cooperated using the mechanical gear of high reliablity.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is only the present invention and simplified description for ease of description, rather than indicates or imply signified device
Or element must have a particular orientation, construct and operate for specific orientation, thus should not be understood as in present invention protection
The limitation of appearance.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of tri-station isolating switch characterized by comprising grounding contact and the bus electricity being electrically connected with earth-return circuit
Operator contact, moving knife blade, moving knife support, moving knife connecting lever, insulated pull rod, transmission crank arm, the worm gear, worm screw of connection;
The moving knife blade is hingedly mounted on moving knife support, can be around hinge joint rotary motion;Moving knife connecting lever one end is solid
Surely it is connected on moving knife blade, the other end is connect with insulated pull rod one end, and the insulated pull rod other end is connect with transmission crank arm, described
The central rotating shaft of transmission crank arm and worm gear is affixed;
The worm gear engages connection with worm screw, and the worm screw connect with isolated operation mechanism;
The operator contact is located above moving knife blade, and the grounding contact is located at moving knife blade rear;
Under the active role power of isolated operation mechanism, working in coordination and acting by worm screw and worm gear, worm screw is moved forward and backward
Worm gear rotation is driven, transmission crank arm, insulated pull rod, moving knife connecting lever is passed sequentially through and drives moving knife blade around hinge joint rotary motion,
The contact of moving knife blade is set to pass through the rotary separating brake of rotation realization, combined floodgate or ground connection between operator contact and grounding contact.
2. tri-station isolating switch according to claim 1, which is characterized in that the center of the transmission crank arm and worm gear turns
Axis is fixedly connected by spline.
3. a kind of Cubicle Gas-Insulated Switchgear gas tank, which is characterized in that including gas tank cabinet, which is characterized in that
The gas tank cabinet is provided with tri-station isolating switch and breaker of any of claims 1 or 2;
Isolated operation mechanism and circuit breaker operation mechanism are installed in gas tank cabinet front;Isolated operation mechanism and breaker
Operating mechanism is arranged up and down;
The moving knife support of the tri-station isolating switch is fixed on the rear end of circuit breaker polar;
Every phase circuit breaker polar lower end has the support of pole supporting insulator to fix respectively;
The worm screw of the tri-station isolating switch connect with isolated operation mechanism, is realized by operation isolation operating mechanism rotary
Divide-shut brake or ground connection;
The running part of the breaker is connect with circuit breaker operation mechanism, realizes breaker by operating breaker operating mechanism
Middle vacuum interrupter is cut-off.
4. Cubicle Gas-Insulated Switchgear gas tank according to claim 3, which is characterized in that further include lead collar
Pipe, the outlet casing tube are located at gas tank cabinet front, left, center, right arrangement;Breaker connect with outlet copper bar after by outlet casing tube
It is pierced by gas tank cabinet.
5. Cubicle Gas-Insulated Switchgear gas tank according to claim 3, which is characterized in that further include grounding parts
Point, the grounded part is located at the intracorporal rear portion of gas tank case, and grounded part upper end is fixedly connected with grounding contact, grounded part lower end
Earth current is guided to outside gas tank cabinet by ground connection copper billet.
6. Cubicle Gas-Insulated Switchgear gas tank according to claim 3, which is characterized in that the gas tank cabinet
On be also equipped with bus extension casing;The bus extension casing includes A phase bus extension casing, B phase bus extension casing, C
Phase bus extends casing.
7. Cubicle Gas-Insulated Switchgear gas tank according to claim 6, which is characterized in that the extension of A phase bus
Casing, B phase bus extension casing, C phase bus extension casing are loaded on the top of gas tank cabinet, or are mounted in gas tank cabinet side.
8. Cubicle Gas-Insulated Switchgear gas tank according to claim 3, which is characterized in that the gas tank cabinet
Bottom is provided with gas tank pressure relief flange.
9. Cubicle Gas-Insulated Switchgear gas tank according to claim 3, which is characterized in that gas tank cabinet front
Equipped with isolation fracture observation window, isolated location situation is observed for operator.
10. Cubicle Gas-Insulated Switchgear gas tank according to claim 3, which is characterized in that further include bearing
Plate, the support plate support the worm gear central rotating shaft for assembling;The support plate is fixed on the gas tank cabinet wall.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910338693.8A CN109962427A (en) | 2019-04-25 | 2019-04-25 | A kind of tri-station isolating switch and Cubicle Gas-Insulated Switchgear gas tank |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910338693.8A CN109962427A (en) | 2019-04-25 | 2019-04-25 | A kind of tri-station isolating switch and Cubicle Gas-Insulated Switchgear gas tank |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109962427A true CN109962427A (en) | 2019-07-02 |
Family
ID=67026477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910338693.8A Pending CN109962427A (en) | 2019-04-25 | 2019-04-25 | A kind of tri-station isolating switch and Cubicle Gas-Insulated Switchgear gas tank |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109962427A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114994527A (en) * | 2022-07-15 | 2022-09-02 | 中国电力科学研究院有限公司 | Perfluoroisobutyronitrile insulated metal enclosed switchgear grounding closing test device and method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202339871U (en) * | 2011-12-16 | 2012-07-18 | 川开电气股份有限公司 | Gas-insulated three-station isolating switch |
CN202434408U (en) * | 2011-12-29 | 2012-09-12 | 仪征市电瓷电器有限责任公司 | Medium-voltage gas insulation isolation switch |
CN106654966A (en) * | 2017-03-15 | 2017-05-10 | 广东阿尔派电力科技股份有限公司 | Environment-friendly gas-insulated ring main unit |
CN106848909A (en) * | 2017-04-24 | 2017-06-13 | 江苏大全长江电器股份有限公司 | One kind is without isolated switchgear under bin static contact non-SF 6 gas insulative |
CN108539651A (en) * | 2018-06-19 | 2018-09-14 | 青岛特锐德电气股份有限公司 | A kind of medium pressure gas insulated metal closed switch equipment |
CN209748046U (en) * | 2019-04-25 | 2019-12-06 | 上海巴佩开关设备有限公司 | Three-station isolating switch and gas tank of gas insulated metal-enclosed switchgear |
-
2019
- 2019-04-25 CN CN201910338693.8A patent/CN109962427A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202339871U (en) * | 2011-12-16 | 2012-07-18 | 川开电气股份有限公司 | Gas-insulated three-station isolating switch |
CN202434408U (en) * | 2011-12-29 | 2012-09-12 | 仪征市电瓷电器有限责任公司 | Medium-voltage gas insulation isolation switch |
CN106654966A (en) * | 2017-03-15 | 2017-05-10 | 广东阿尔派电力科技股份有限公司 | Environment-friendly gas-insulated ring main unit |
CN106848909A (en) * | 2017-04-24 | 2017-06-13 | 江苏大全长江电器股份有限公司 | One kind is without isolated switchgear under bin static contact non-SF 6 gas insulative |
CN108539651A (en) * | 2018-06-19 | 2018-09-14 | 青岛特锐德电气股份有限公司 | A kind of medium pressure gas insulated metal closed switch equipment |
CN209748046U (en) * | 2019-04-25 | 2019-12-06 | 上海巴佩开关设备有限公司 | Three-station isolating switch and gas tank of gas insulated metal-enclosed switchgear |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114994527A (en) * | 2022-07-15 | 2022-09-02 | 中国电力科学研究院有限公司 | Perfluoroisobutyronitrile insulated metal enclosed switchgear grounding closing test device and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102037534B (en) | Circuit breaker with high speed mechanically-interlocked grounding switch | |
CN105490199B (en) | Withdrawable air insulation ring main unit | |
CN106848909A (en) | One kind is without isolated switchgear under bin static contact non-SF 6 gas insulative | |
CN207474334U (en) | A kind of isolation circuit breakers for dry air insulation ring main unit | |
CN203134677U (en) | Insulating cylinder and main loop structure adopting same | |
WO2015043460A1 (en) | High-speed grounding switch and grounding switch assembly unit composed thereof | |
CN109962426A (en) | A kind of Cubicle Gas-Insulated Switchgear | |
CN109962427A (en) | A kind of tri-station isolating switch and Cubicle Gas-Insulated Switchgear gas tank | |
CN202167787U (en) | Environment-protection air-type solid-insulation high-voltage vacuum switch cabinet | |
CN209748046U (en) | Three-station isolating switch and gas tank of gas insulated metal-enclosed switchgear | |
CN109950825A (en) | A kind of Cubicle Gas-Insulated Switchgear of gas tank structure up and down | |
CN209748045U (en) | Gas-insulated metal-enclosed switchgear | |
CN209748042U (en) | Gas-insulated metal-enclosed switchgear with upper and lower gas box structures | |
CN104112999A (en) | Solid insulation ring main unit | |
CN201263054Y (en) | Epoxy pouring solid insulation dual-isolation switch | |
CN106848908A (en) | One kind is without bin static contact non-SF 6 gas insulative switchgear | |
CN209748043U (en) | rotary propelling type gas tank of gas insulated metal-enclosed switchgear and three-station isolating switch | |
CN208460641U (en) | Earthed system is isolated in three pole traction rectifier transformers | |
CN208781770U (en) | A kind of operating mechanism device of solid-state insulated switchgear | |
CN209217565U (en) | A kind of insulated switching installation | |
CN110011213A (en) | Rotating propulsion type Cubicle Gas-Insulated Switchgear gas tank and tri-station isolating switch | |
CN203301033U (en) | Modularized solid insulating ring main unit | |
CN206640195U (en) | One kind is without isolated switchgear under bin static contact non-SF 6 gas insulative | |
CN202384691U (en) | Isolated sealed electrode pillar and switch cabinet | |
CN201758099U (en) | Switch device with isolated and grounded vacuum circuit breaker |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |