CN109961979A - A kind of disconnecting switch and its contact assembly - Google Patents
A kind of disconnecting switch and its contact assembly Download PDFInfo
- Publication number
- CN109961979A CN109961979A CN201711425239.3A CN201711425239A CN109961979A CN 109961979 A CN109961979 A CN 109961979A CN 201711425239 A CN201711425239 A CN 201711425239A CN 109961979 A CN109961979 A CN 109961979A
- Authority
- CN
- China
- Prior art keywords
- guide rod
- contact tube
- spring support
- contact
- disconnecting switch
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/023—Base and stationary contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/026—Movable parts and contacts mounted thereon
Landscapes
- Push-Button Switches (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The present invention relates to a kind of disconnecting switch and its contact assemblies.Disconnecting switch includes contact assembly, the contact assembly includes contact tube and the guide rod that is arranged in contact tube, spring support is additionally provided in the contact tube, the guide rod guiding is assemblied on spring support, spring support is along the axially extending of guide rod, one end of spring support is fixedly connected with contact tube and forms fixing end, the other end forms projecting end, is equipped at the projecting end of the spring support by adjusting guide rod at a distance from contact tube so that the guide rod adjustment structure coaxial with contact tube.Spring support only has fixing end and is fixed on contact tube, the projecting end of spring support is movable end, guide rod can be driven radially to generate offset by adjusting structure, guide rod is set to keep coaxial with contact tube to make up manufacturing tolerance and the installation error of workpiece, and then keep dustproof cover coaxial with fingertip, it avoids dustproof cover and generates clamping stagnation with fingertip when being axially moved, ensure that the divide-shut brake performance of disconnecting switch.
Description
Technical field
The present invention relates to a kind of disconnecting switch and its contact assemblies.
Background technique
Disconnecting switch can be filled high voltage power distribution for isolated power supply, connection and the switch block for cutting off current circuit
It sets the part that middle needs have a power failure reliably to be isolated with live part, to guarantee the safety of service work.Plug-type disconnecting switch
It is had a wide range of applications in present mains-power circuit, and when plug-type disconnecting switch is in gate-dividing state, contact part partial volume
Easily enter dust and moisture, be attached to the surface of conductive contact finger, influence the switching-on resistance of disconnecting switch, thus can plug-in type every
It leaves and dust guard is set in the contact of pass.
Authorization Notice No. is CN104319157B, and authorized announcement date is that the Chinese invention patent of 2016.08.24 discloses one
Kind disconnecting switch.The disconnecting switch includes moving contact, and moving contact includes contact tube and dynamic main contac, moving arcing contact, dynamic main contac
It is formed by the fingertip along contact tube circumferential direction annular spread fixed in contact tube, moving arcing contact is the inner ring that activity is installed on fingertip
In the contact stem (i.e. guide rod) that extends of front and back, the front end of contact stem is equipped with striking disk (i.e. dustproof cover), rear end is equipped with and is in
After fingertip and front and back is oriented to the movable guide rod section being assemblied on leading truck, and leading truck is fixed on contact tube, leading truck tool
Have and passed through and the front support arm and rear support arm of time interval by guide rod section, guide rod section is equipped with by the block of front support wall block
Convex shoulder is top-loaded with the return spring (i.e. reset spring) being sleeved on lever section periphery between block convex shoulder and rear support wall.
When the dynamic and static contact of above-mentioned disconnecting switch closes a floodgate, static contact pushes dustproof cover to move backward, and guide rod press is multiple
Position spring makes reset spring storage energy, and when the dynamic and static contact separating brake of switch to be isolated, moving contact is exited from static contact, is prevented
Dirt covers at the outer end face for moving to fingertip under the action of reset spring, forms closed space in moving contact component, prevents ash
Dirt and moisture enter in moving contact the switching-on resistance for influencing disconnecting switch.
But due to the influence of installation error and the manufacturing tolerance for assembling workpiece, the axis of guide rod is understood on deviation theory
Axis to the axis of contact tube not on the same line, and fingertip and contact tube be it is coaxially arranged, dustproof cover be oriented to
Bar is coaxially arranged, and for such disconnecting switch in switching on and off, dustproof cover is being axially moved Shi Huiyu fingertip generation clamping stagnation, to make
Contact assembly generates damage, can make when serious disconnecting switch can not switching on and off and influence the working performance of disconnecting switch.
Summary of the invention
The purpose of the present invention is to provide the contact assemblies of a kind of adjustable guide rod and contact tube concentricity；The present invention
Additionally provide a kind of disconnecting switch using the contact assembly.
In order to solve the above-mentioned technical problem, the technical solution of disconnecting switch of the invention are as follows:
Scheme 1: a kind of disconnecting switch, including contact assembly, the contact assembly include contact tube and are arranged in contact tube
Guide rod is additionally provided with spring support in the contact tube, and the guide rod guiding is assemblied on spring support, and spring support is along leading
To the axially extending of bar, one end of spring support is fixedly connected with contact tube and forms fixing end, the other end forms projecting end, institute
State at the projecting end of spring support be equipped with by adjusting guide rod at a distance from contact tube so that guide rod is coaxial with contact tube
Adjust structure.
The beneficial effect of the technical solution is: spring support only has fixing end and is fixed on contact tube, spring support
Projecting end is movable end, guide rod can be driven radially to generate offset by adjusting structure, to make up the manufacturing tolerance of workpiece
And installation error makes guide rod keep coaxial with contact tube, and then keeps dustproof cover coaxial with fingertip, avoids dustproof cover in axis
Clamping stagnation is generated with fingertip to when movement, ensure that the divide-shut brake performance of disconnecting switch.
Scheme 2: disconnecting switch according to scheme 1, the adjustment structure includes the adjustment plate being arranged on the guide bar
With the adjustment part for being used to adjust adjustment disk axis being assemblied on contact tube.Adjustment part drives adjustment plate to deviate and then can drive
Guide rod generates radial offset and does not influence guide rod axial movement, and the structure of adjustment plate is simple, easy to make.
Scheme 3: according to disconnecting switch described in scheme 2, the adjustment part be adjusting screw, the adjustment plate be equipped with
The threaded hole of the adjusting screw adaptation, the contact tube, which is equipped with, along what contact tube circumferentially extended to be used to that adjusting screw to be made to lead
The strip-shaped hole of circumferential offset on fulgurite.The axis of adjustment plate, strip-shaped hole are adjusted by adjusting the depth of screw insertion threaded hole
It is provided for adjusting screw and allows bit space, structure is simply convenient for operating.
Scheme 4: disconnecting switch according to scheme 3, the spring support be it is U-shaped, spring support has and guide rod
Axially vertical front support arm and rear support arm, front support arm and rear support arm be equipped with the pilot hole passed through for guide rod,
Front support arm is fixedly connected by bending otic placode with contact tube.U-shaped spring support is oriented to guide rod by pilot hole,
Production is simple, while being also convenient for installing reset spring on spring support.
Scheme 5: the bending otic placode of disconnecting switch according to scheme 4, the spring support passes through fastening screw and leads
Fulgurite is fixedly connected, and the fastening screw has one or at least there are two and along be distributed perpendicular to guide rod axially direction.Bullet
Spring bracket forms fulcrum at the fastening screw place of screwing, and adjustment plate in contact tube when moving in the radial direction, and conducting rod is with spring
The fulcrum of bracket does seesaw type movement, is axially distributed compared to fastening screw along guide rod, reduces adjustment structural adjustment guiding
The resistance being subject to when the distance between bar and contact tube.
Scheme 6: the rear support arm of disconnecting switch according to scheme 4, the spring support is fixedly connected with adjustment plate.
The rear support arm and adjustment structure for making spring support become an entirety, convenient for guaranteeing stable branch in the axial activity of guide rod
Support.
Scheme 7: the disconnecting switch according to scheme 1 or 2, the spring support be it is U-shaped, spring support have and guiding
The axially vertical front support arm and rear support arm of bar, front support arm and rear support arm are equipped with the guiding passed through for guide rod
Hole, front support arm are fixedly connected by bending otic placode with contact tube.U-shaped spring support leads guide rod by pilot hole
To production is simple, while being also convenient for installing reset spring on spring support.
Scheme 8: the disconnecting switch according to any one of scheme 1-3, the projecting end of the spring support and adjustment are tied
Structure is fixedly connected.The projecting end of spring support is fixedly connected with adjustment structure, when adjusting the axis of the good dustproof cover of structural adjustment,
The projecting end of spring support is fixed with adjustment structure, so that the projecting end of spring support and adjustment structure is become an entirety, is convenient for
Guarantee stable support in the axial activity of guide rod.
The technical solution of contact assembly of the invention are as follows:
Scheme 1: a kind of contact assembly is additionally provided in the contact tube including contact tube and the guide rod being arranged in contact tube
Spring support, guide rod guiding are assemblied on spring support, spring support along the axially extending of guide rod, spring support
One end is fixedly connected with contact tube and forms fixing end, the other end forms projecting end, is equipped at the projecting end of the spring support
By adjusting guide rod so that the guide rod adjustment structure coaxial with contact tube at a distance from contact tube.
The beneficial effect of the technical solution is: spring support only has fixing end and is fixed on contact tube, spring support
Projecting end is movable end, guide rod can be driven radially to generate offset by adjusting structure, to make up the manufacturing tolerance of workpiece
And installation error makes guide rod keep coaxial with contact tube, and then keeps dustproof cover coaxial with fingertip, avoids dustproof cover in axis
Clamping stagnation is generated with fingertip to when movement, ensure that the divide-shut brake performance of disconnecting switch.
Scheme 2: contact assembly according to scheme 1, the adjustment structure includes the adjustment plate being arranged on the guide bar
With the adjustment part for being used to adjust adjustment disk axis being assemblied on contact tube.Adjustment part drives adjustment plate to deviate and then can drive
Guide rod generates radial offset and does not influence guide rod axial movement, and the structure of adjustment plate is simple, easy to make.
Scheme 3: according to contact assembly described in scheme 2, the adjustment part be adjusting screw, the adjustment plate be equipped with
The threaded hole of the adjusting screw adaptation, the contact tube, which is equipped with, along what contact tube circumferentially extended to be used to that adjusting screw to be made to lead
The strip-shaped hole of circumferential offset on fulgurite.The axis of adjustment plate, strip-shaped hole are adjusted by adjusting the depth of screw insertion threaded hole
It is provided for adjusting screw and allows bit space, structure is simply convenient for operating.
Scheme 4: contact assembly according to scheme 3, the spring support be it is U-shaped, spring support has and guide rod
Axially vertical front support arm and rear support arm, front support arm and rear support arm be equipped with the pilot hole passed through for guide rod,
Front support arm is fixedly connected by bending otic placode with contact tube.U-shaped spring support is oriented to guide rod by pilot hole,
Production is simple, while being also convenient for installing reset spring on spring support.
Scheme 5: the bending otic placode of contact assembly according to scheme 4, the spring support passes through fastening screw and leads
Fulgurite is fixedly connected, and the fastening screw has one or at least there are two and along be distributed perpendicular to guide rod axially direction.Bullet
Spring bracket forms fulcrum at the fastening screw place of screwing, and adjustment plate in contact tube when moving in the radial direction, and conducting rod is with spring
The fulcrum of bracket does seesaw type movement, is axially distributed compared to fastening screw along guide rod, reduces adjustment structural adjustment guiding
The resistance being subject to when the distance between bar and contact tube.
Scheme 6: the rear support arm of contact assembly according to scheme 4, the spring support is fixedly connected with adjustment plate.
The rear support arm and adjustment structure for making spring support become an entirety, convenient for guaranteeing stable branch in the axial activity of guide rod
Support.
Scheme 7: the contact assembly according to scheme 1 or 2, the spring support be it is U-shaped, spring support have and guiding
The axially vertical front support arm and rear support arm of bar, front support arm and rear support arm are equipped with the guiding passed through for guide rod
Hole, front support arm are fixedly connected by bending otic placode with contact tube.U-shaped spring support leads guide rod by pilot hole
To production is simple, while being also convenient for installing reset spring on spring support.
Scheme 8: the contact assembly according to any one of scheme 1-3, the projecting end of the spring support and adjustment are tied
Structure is fixedly connected.The projecting end of spring support is fixedly connected with adjustment structure, when adjusting the axis of the good dustproof cover of structural adjustment,
The projecting end of spring support is fixed with adjustment structure, so that the projecting end of spring support and adjustment structure is become an entirety, is convenient for
Guarantee stable support in the axial activity of guide rod.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the contact assembly of disconnecting switch of the invention；
Fig. 2 is the line A-A cross-sectional view of Fig. 1；
Fig. 3 is the line B-B cross-sectional view of Fig. 1；
Fig. 4 is the structural schematic diagram of adjustment plate；
Fig. 5 is the line C-C cross-sectional view of Fig. 4；
Fig. 6 is the structural schematic diagram of spring support；
Fig. 7 is the cross-sectional view of the spring support of Fig. 6；
Fig. 8 is the operation schematic diagram that the contact assembly of disconnecting switch of the invention adjusts up and down；
Fig. 9 is the operation schematic diagram of contact assembly of disconnecting switch of the invention or so adjustment；
Figure 10 is the operation schematic diagram that the contact assembly of disconnecting switch of the invention adjusts up and down.
It is respectively marked in figure: 1. dustproof covers；2. fingertip；3. guide rod；4. spring support；5. reset spring；6. contact tube；7.
Interstage sleeve；8. fastening screw；9. strip-shaped hole；10. adjusting screw；11. adjustment plate；12. threaded hole；41. front support arm；It is propped up after 42.
Brace；43. pilot hole；44. bending otic placode.
Specific embodiment
The embodiment 1 of disconnecting switch of the invention is as shown in Figures 1 to 10, including contact assembly, and contact assembly includes leading
Fulgurite 6 and the guide rod 3 being arranged in contact tube 6 are additionally provided with the axially extending spring support 4 along guide rod 3 in contact tube,
The guiding of guide rod 3 is assemblied on spring support 4.It is bolted in one of port of contact tube 6 and fingertip 2 is installed,
Guide rod 3 has the contact section being installed in fingertip 2 and the guide rod section outside fingertip, the front end of the contact section of guide rod 3
It is coaxially provided with dustproof cover 1, fingertip 2 and contact tube 6 are coaxially arranged, and dustproof cover 1 and guide rod 3 are coaxially arranged.In the embodiment, with
Contact tube 6 close to the side of fingertip 2 be front side, side of the contact tube 6 far from fingertip 2 be rear side.
Spring support 4 is the bracket of cantilever type, and spring support 4 is formed close to one end of fingertip and is fixed on contact tube 6
Fixing end, the other end form the projecting end being arranged on the guide bar.Spring support 4 is generally U-shaped, and spring support 4 has and leads
To the axially vertical front support arm 41 and rear support arm 42 of bar, front support arm 41 and rear support arm 42 are equipped with for guide rod 3
The pilot hole 43 passed through is additionally provided with the bending otic placode 44 for being fixedly connected with contact tube 6 on the front support arm of spring support 4,
Bending otic placode 44 and front support arm 41 form the fixing end of spring support 4, and rear support arm 42 forms the projecting end of spring support 4.
Bending otic placode 44 is fixedly connected by fastening screw 8 with contact tube 6, and fastening screw 8 is distributed along the axial direction perpendicular to guide rod 3,
Fastening screw 8 only has one in this embodiment, and in other embodiments, the fastening screw 8 on bending otic placode 44 can be at least
There are two and along be distributed perpendicular to the axial of guide rod 3, there can also be multiple and axial direction distributions along guide rod 3.On guide rod 3
Equipped with the shaft shoulder, the shaft shoulder is located between the front support arm 41 and rear support arm 42 of spring support 4, the shaft shoulder and spring on guide rod 3
Interstage sleeve 7 is additionally provided between the rear support arm 42 of bracket 4, interstage sleeve 7 is set on guide rod 3, the shaft shoulder and interstage sleeve 7 of guide rod 3
Between press be equipped with reset spring 5.
Contact assembly at the projecting end of spring support 4 be equipped with by adjusting the distance between guide rod 3 and contact tube 6 with
The adjustment structure for keeping guide rod 3 coaxial with contact tube 6, in this embodiment, adjustment structure includes the tune being set on guide rod 3
Whole disk 11 and the adjusting screw 10 for being used to adjust 11 axis of adjustment plate being fixed on contact tube 6, the rear support arm of spring support 4
42 are fixedly connected with the side of adjustment plate 11 by screw, and the circumferential surface of adjustment plate 11 is equipped with the screw thread being adapted to adjusting screw 10
Hole 12, contact tube 6 are equipped with the strip-shaped hole 9 circumferentially extended along contact tube, enter threaded hole 12 by controlling 10 spinning of adjusting screw
Interior length makes the axis of adjustment plate generate offset, and adjusting screw 10 is from strip-shaped hole 9, along contact tube circumferential offset, drive is led
To the axis offset of bar 3, so that the dustproof cover 1 of the front side of guide rod 3 be made to do the offset of opposite direction and the touching with 6 end of contact tube
Refer to that 2 keep coaxial.
The schematic diagram of above-mentioned disconnecting switch at work fills the contact assembly of disconnecting switch as shown in Fig. 8 to Figure 10
With after the completion, the concentricity of dustproof cover 1 and fingertip 2 is detected, if the axis of dustproof cover 1 and fingertip 2 exists partially in above-below direction
It moves, then adjusts the adjusting screw 10 of up and down direction and the assembly length of threaded hole 12, generate adjustment plate 11 in the up-down direction
It deviates so that guide rod 3 and contact tube 6 are coaxial, and then makes the axis of the axis of dustproof cover 1 and fingertip 2 on same straight line；
It is deviated if the axis of dustproof cover 1 and fingertip 2 exists in left and right directions, adjusts the adjusting screw 10 and threaded hole of left and right directions
12 assembly length generates adjustment plate 11 in the lateral direction and deviates so that guide rod 3 and contact tube 6 are coaxial, and then make to prevent
The axis of dirt lid 1 and the axis of fingertip 2 are on same straight line；If the axis of dustproof cover 1 and fingertip 2 is in upper and lower and right and left
Upwards exist offset, then simultaneously adjust up and down and left and right directions adjusting screw.
The embodiment 2 of disconnecting switch of the invention, the difference from embodiment 1 is that: the overhanging of spring support in embodiment 1
End is fixedly connected with adjustment plate, in this embodiment, also can be omitted the screw between the projecting end of spring support and adjustment plate,
The projecting end of spring support is only arranged on the guide bar.
The embodiment 3 of disconnecting switch of the invention, the difference from embodiment 1 is that: adjustment part is adjustment spiral shell in embodiment 1
It follows closely, in the embodiment, also can be omitted the threaded hole in adjustment plate, adjustment part is jackscrew, and the jackscrew and adjustment plate press fill
Match, protrudes into the distance of contact tube by adjusting jackscrew to adjust the axis of adjustment plate.
The embodiment 4 of disconnecting switch of the invention, the difference from embodiment 1 is that: the adjustment structure is around guide rod
The arc slips that is circumferentially arranged and the adjusting screw for being assemblied on contact tube, one end and the connection of arc slips pass through to change and adjust
Length of the whole screw in contact tube changes arc slips at a distance from guide rod, so that the axis of guide rod is made to generate offset,
Guide rod drives dustproof cover to keep coaxial with fingertip.
The present invention also provides a kind of embodiment of contact assembly, the sets of contacts of specific structure and above-mentioned disconnecting switch
The structure of part is identical, and details are not described herein again.
Claims (10)
1. a kind of disconnecting switch, including contact assembly, the contact assembly includes contact tube and the guiding that is arranged in contact tube
Bar, it is characterised in that: spring support is additionally provided in the contact tube, the guide rod guiding is assemblied on spring support, spring
Bracket is along the axially extending of guide rod, and one end of spring support is fixedly connected with contact tube and forms fixing end, the other end is formed
Projecting end is equipped at the projecting end of the spring support by adjusting guide rod at a distance from contact tube so that guide rod and conductive
Manage coaxial adjustment structure.
2. disconnecting switch according to claim 1, it is characterised in that: the adjustment structure includes being arranged on the guide bar
Adjustment plate and the adjustment part for being used to adjust adjustment disk axis being assemblied on contact tube.
3. disconnecting switch according to claim 2, it is characterised in that: the adjustment part is adjusting screw, the adjustment plate
It is equipped with the threaded hole being adapted to the adjusting screw, the contact tube is equipped with to be used to make to adjust along what contact tube circumferentially extended
The strip-shaped hole of screw circumferential offset on contact tube.
4. disconnecting switch according to claim 3, it is characterised in that: the spring support be it is U-shaped, spring support have with
The axially vertical front support arm and rear support arm of guide rod, front support arm are equipped with rear support arm and lead for what guide rod passed through
Xiang Kong, front support arm are fixedly connected by bending otic placode with contact tube.
5. disconnecting switch according to claim 4, it is characterised in that: the bending otic placode of the spring support passes through fastening spiral shell
Nail is fixedly connected with contact tube, and the fastening screw has one or at least there are two and along perpendicular to guide rod axially direction point
Cloth.
6. disconnecting switch according to claim 4, it is characterised in that: the rear support arm and adjustment plate of the spring support are solid
Fixed connection.
7. disconnecting switch according to claim 1 or 2, it is characterised in that: the spring support is U-shaped, spring support tool
There is the axially vertical front support arm and rear support arm with guide rod, front support arm is equipped with rear support arm and passes through for guide rod
Pilot hole, front support arm is fixedly connected by bending otic placode with contact tube.
8. disconnecting switch according to any one of claim 1-3, it is characterised in that: the projecting end of the spring support with
Adjustment structure is fixedly connected.
9. a kind of contact assembly, including contact tube and the guide rod being arranged in contact tube, it is characterised in that: in the contact tube
It is additionally provided with spring support, the guide rod guiding is assemblied on spring support, and spring support is along the axially extending of guide rod, spring
One end of bracket is fixedly connected with contact tube and forms fixing end, the other end forms projecting end, the projecting end of the spring support
Place is equipped with by adjusting guide rod at a distance from contact tube so that the guide rod adjustment structure coaxial with contact tube.
10. contact assembly according to claim 9, it is characterised in that: the adjustment structure includes being arranged on the guide bar
Adjustment plate and be assemblied on contact tube for adjust adjust disk axis adjustment part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711425239.3A CN109961979B (en) | 2017-12-25 | 2017-12-25 | Isolating switch and contact assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711425239.3A CN109961979B (en) | 2017-12-25 | 2017-12-25 | Isolating switch and contact assembly thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109961979A true CN109961979A (en) | 2019-07-02 |
| CN109961979B CN109961979B (en) | 2020-10-13 |
Family
ID=67021444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711425239.3A Active CN109961979B (en) | 2017-12-25 | 2017-12-25 | Isolating switch and contact assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109961979B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511253A (en) * | 2018-04-10 | 2018-09-07 | 河南平高电气股份有限公司 | A kind of moving contact component and disconnecting link, disconnecting switch |
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| US20030127430A1 (en) * | 2002-01-09 | 2003-07-10 | Kenji Iwabuchi | Gas-blast circuit-breaker |
| CN201465836U (en) * | 2009-04-27 | 2010-05-12 | 河南平高电气股份有限公司 | High-voltage circuit breaker |
| CN201608445U (en) * | 2009-11-20 | 2010-10-13 | 河南省电力公司驻马店供电公司 | Installation adjusting device of isolating switch mechanism |
| CN201859806U (en) * | 2010-10-08 | 2011-06-08 | 山东泰开高压开关有限公司 | Shielding device for static contact seat of tank breaker |
| CN104103438A (en) * | 2014-06-25 | 2014-10-15 | 中国西电电气股份有限公司 | Device for carrying, adjusting, positioning and fastening for isolation switch during assembly |
| CN104319157A (en) * | 2014-11-20 | 2015-01-28 | 河南平高电气股份有限公司 | Isolating switch |
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2017
- 2017-12-25 CN CN201711425239.3A patent/CN109961979B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030127430A1 (en) * | 2002-01-09 | 2003-07-10 | Kenji Iwabuchi | Gas-blast circuit-breaker |
| CN201465836U (en) * | 2009-04-27 | 2010-05-12 | 河南平高电气股份有限公司 | High-voltage circuit breaker |
| CN201608445U (en) * | 2009-11-20 | 2010-10-13 | 河南省电力公司驻马店供电公司 | Installation adjusting device of isolating switch mechanism |
| CN201859806U (en) * | 2010-10-08 | 2011-06-08 | 山东泰开高压开关有限公司 | Shielding device for static contact seat of tank breaker |
| CN104103438A (en) * | 2014-06-25 | 2014-10-15 | 中国西电电气股份有限公司 | Device for carrying, adjusting, positioning and fastening for isolation switch during assembly |
| CN104319157A (en) * | 2014-11-20 | 2015-01-28 | 河南平高电气股份有限公司 | Isolating switch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511253A (en) * | 2018-04-10 | 2018-09-07 | 河南平高电气股份有限公司 | A kind of moving contact component and disconnecting link, disconnecting switch |
| CN108511253B (en) * | 2018-04-10 | 2020-02-21 | 河南平高电气股份有限公司 | Moving contact assembly, disconnecting link and isolating switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109961979B (en) | 2020-10-13 |
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