CN110293511A - A kind of moving arcing contact handling tooling - Google Patents
A kind of moving arcing contact handling tooling Download PDFInfo
- Publication number
- CN110293511A CN110293511A CN201910517354.6A CN201910517354A CN110293511A CN 110293511 A CN110293511 A CN 110293511A CN 201910517354 A CN201910517354 A CN 201910517354A CN 110293511 A CN110293511 A CN 110293511A
- Authority
- CN
- China
- Prior art keywords
- sheath
- arcing contact
- moving arcing
- slotting
- resilient sleeve
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/023—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same using screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The present invention relates to a kind of moving arcing contacts to load and unload tooling.It includes inserting axis, resilient sleeve and sheath that moving arcing contact, which loads and unloads tooling, and inserting axis has inserting paragraph and slotting axle thread section, and inserting paragraph is provided with Stop structure at far from slotting axle thread section；Resilient sleeve is sleeved on the outside of inserting paragraph, by block in the side close to thread segment；Sheath is open at one end, and the other end has bottom wall, and slotting axle thread is installed on bottom wall and inserting paragraph is in sheath；One end where the opening towards Stop structure of sheath forms the accommodating chamber for being inserted into for petaloid fingertip between sheath and resilient sleeve；By making sheath and slotting axis relatively rotate, resilient sleeve radial direction distending is simultaneously matched for clamping tightly petaloid fingertip with jacket inner wall.During loading and unloading moving arcing contact, it is only necessary to it is simple to operate using screwing tool rotation sheath or slotting axis, and the material is soft and the shape of petaloid fingertip is fixed for resilient sleeve, therefore biggish deformation will not occur.
Description
Technical field
The present invention relates to a kind of moving arcing contacts to load and unload tooling.
Background technique
Arcing contact is a kind of common components in high-voltage switch gear, is made of arc resistant material, is mostly made with main contact cooperation
With when switchgear closes a floodgate, arcing contact undertakes the electrical wear of combined floodgate；In switchgear separating brake, arcing contact undertakes circuit point
Hard arc when disconnected plays a part of to protect main contact.Moving arcing contact generally tubular, one end is provided with connection screw thread, and passes through
The connection screw thread is fastenedly connected with moving contact seat, and the other end, which is circumferentially with, multiple axially extending to be split slot and be divided to form multiple valves
Shape fingertip.Spanner or other tools are screwed using traditional, since the structure of moving arcing contact is more special, installation site is more special
Very, it operates and is inconvenient, and since the material is soft for petaloid fingertip, misoperation is also easy to lead to the deformation of petaloid fingertip very
To damage.
Summary of the invention
The purpose of the present invention is to provide a kind of moving arcing contacts to load and unload tooling, to solve in the prior art using general fastening
The problem of when tool loads and unloads moving arcing contact, dismounting inconvenience, and the petaloid fingertip of moving arcing contact be easy to cause to deform.
To achieve the above object, the technical solution of moving arcing contact of the invention handling tooling is:
It includes inserting axis, resilient sleeve and sheath that moving arcing contact, which loads and unloads tooling, and inserting axis, there is inserting paragraph and slotting axle thread section, inserting paragraph to exist
Far from Stop structure is provided at slotting axle thread section, slotting axle thread section is provided with slotting axis far from one end of inserting paragraph and screws structure,
Slotting axis screws structure for cooperating with corresponding tool to rotate slotting axis；Resilient sleeve is sleeved on the outside of inserting paragraph, by Stop structure edge
Axis axial direction block is inserted in the side close to thread segment；Sheath is open at one end, and the other end has bottom wall, and slotting axle thread is installed on bottom wall
Upper and inserting paragraph is in sheath, and sheath is provided on sheath and screws structure for cooperating with corresponding tool to rotate sheath；Shield
One end where the opening towards Stop structure of set forms the receiving for being inserted into for petaloid fingertip between sheath and resilient sleeve
Chamber；When the petaloid fingertip of moving arcing contact is inserted into the accommodating chamber, by making sheath and slotting axis relatively rotate, can make to keep off
Only structure squeezes resilient sleeve radial direction distending and is matched for clamping tightly petaloid fingertip with jacket inner wall.
The beneficial effect of moving arcing contact handling tooling of the invention is: after rotation sheath or slotting axis, sheath and slotting axis exist
It inserts and relative motion occurs in axis axial direction, when the Stop structure on slotting axis moves closer to sheath bottom wall, resilient sleeve stress is swollen outward
Bulging deformation, and finally clamp petaloid fingertip jointly with jacket inner wall face, realize the fixation of handling tooling and moving arcing contact；Block knot
When thread segment on structure and sheath is gradually distance from, resilient sleeve is replied, and realizes the separation of handling tooling and moving arcing contact.Load and unload tooling
Moving arcing contact is set to follow entire handling tooling rotation to which realization is dynamic with the fixed sheath or slotting axis of being rotated further by later of moving arcing contact
The handling of arcing contact.During loading and unloading moving arcing contact using handling tooling of the invention, it is only necessary to be turned using screwing tool
Dynamic sheath or slotting axis, it is simple to operate, and the petaloid fingertip of moving arcing contact is due to common by sheath and resilient sleeve
It is rotated after clamping by the frictional force drive between surface each other, the material is soft and the shape of petaloid fingertip for resilient sleeve
It is fixed, therefore biggish deformation will not occur.
Further, the opening on bottom wall backwards to sheath, which extends back, screws section, and the outer peripheral surface for screwing section is non-cylindrical
Outer peripheral surface and form the sheath and screw structure, insert axle thread spinning screwing in section.It screws section and is protruded relative to bottom and is arranged,
Farther out apart from moving arcing contact, convenient for cooperating with screwing tool, and extended segment outer peripheral surface area is larger, after screwing tool cooperation
It is able to bear high torque.
Further, the outer peripheral surface for screwing section is hexagonal prisms face.Hexagonal prisms face by six sides in common or can pull
Hand is screwed, it is not necessary to prepare other special tool(s)s, the preparation before simplifying assembly.
Further, the Stop structure is to be installed in disc structure of the inserting paragraph far from slotting axle thread section end.Disk
Structure matches with resilient sleeve end face, makes resilient sleeve stress more evenly, is hardly damaged, and improves the service life of handling tooling.
Further, the Stop structure is to be installed in frustum cone structure of the inserting paragraph far from slotting axle thread section end.Rotary table
Structure has the conical surface, can guide in slotting axis insertion moving arcing contact, be collided when preventing from being forcibly inserted into moving arcing contact to dynamic arc
Contact damages.
Further, the outer diameter of disc structure and the outer diameter of resilient sleeve are equal.Guaranteeing resilient sleeve outer diameter close to dynamic arc touching
Under the premise of head internal diameter, disc structure is improved to the block area of resilient sleeve.
Further, the slotting axis is arranged with gasket ring far from an end position of Stop structure in resilient sleeve.Gasket ring energy is set
Enough make the degrees of expansion maximum of resilient sleeve closer to Stop structure, thus when resilient sleeve being made to compress moving arcing contact, resilient sleeve
The center that moving arcing contact inner cavity can be compressed keeps cargo handling process more stable.
Further, gasket ring outer diameter is equal with the outer diameter of resilient sleeve.Under the premise of can carry out block to resilient sleeve, no
Protruding into for moving arcing contact can be interfered.
Further, it is that the tetragonous rod structure for inserting the setting of shaft end portion is arranged in that the slotting axis, which screws structure,.Tetragonous rod structure
It can be dismantled by common interior four directions or spanner, it is not necessary to prepare other special tool(s)s, the preparation before simplifying assembly
Work.
Further, when petaloid fingertip is inserted into the accommodating chamber, the lateral surface phase of the inner wall and petaloid fingertip of sheath
It pastes and radial block is carried out to petaloid fingertip.The inner wall of sheath and the lateral surface of petaloid fingertip, which are affixed, can reduce petaloid fingertip
Deformation.
Detailed description of the invention
Fig. 1 is that moving arcing contact of the invention loads and unloads moving arcing contact handling tooling and moving arcing contact in the specific embodiment of tooling
Assembling schematic diagram；
Fig. 2 is that moving arcing contact of the invention loads and unloads the structural schematic diagram that axis is inserted in the specific embodiment of tooling；
Fig. 3 is the schematic cross-sectional view for the specific embodiment that moving arcing contact of the invention loads and unloads tooling；
Description of symbols: 1- inserts axis；11- disc structure；12- inserting paragraph；13- thread segment；14- tetragonal；2- sheath；
21- accommodating chamber；22- bottom wall；23- screws section；3- moving arcing contact；31- petaloid fingertip；4- resilient sleeve；5- gasket ring.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of moving arcing contact handling tooling of the invention, as shown in Figure 1-Figure 3, moving arcing contact loads and unloads tooling packet
Slotting axis 1, sheath 2 and resilient sleeve 4 are included, resilient sleeve 4 is sleeved on slotting axis 1, and 2 spinning of sheath covers on slotting axis 1 in resilient sleeve 4
Outside.Resilient sleeve is rubber sleeve in the present embodiment, certainly in other embodiments, can also be using other can deformation occurs
Elastic material is made.
As shown in Fig. 2, inserting axis 1 includes inserting paragraph 12 and slotting axle thread section 13, the major diameter etc. of screw thread at axle thread section 13 is inserted
In the diameter of inserting paragraph 12.Inserting paragraph 12 is provided with disc structure 11 far from one end of slotting axle thread section 13, disc structure 11
Diameter is equal with the diameter of resilient sleeve 4 in a relaxed state, and the end face of disc structure 11 towards 4 side of resilient sleeve can be to elasticity
Set 4 axially carries out block along slotting axis, constitutes Stop structure.It inserts axle thread section 13 and one end of inserting paragraph 12 is provided with cubic knot
Structure 14, i.e., tetragonous rod structure, tetragonal 14, which is constituted, screws structure for screwing the slotting axis of slotting axis 1.Tetragonal 14 is in slotting axis 1
Projection in axial direction is located in the projection for inserting axle thread section 13, so that sheath 2 can be sleeved at one end by tetragonal 14
It inserts on axis 1.As another embodiment, inserting paragraph may be set to be frustum cone structure, rotary table knot far from one end of thread segment
Structure has the conical surface, can guide in slotting axis insertion moving arcing contact, frustum cone structure towards resilient sleeve side end face still to resilient sleeve
Block is axially being carried out along slotting axis.
As shown in figure 3, sheath 2 is tubular structure, one end is opening, and the other end has bottom wall 22, on bottom wall 22 at center
It extends back backwards to the opening of sheath 2 and screws section 23, the outer peripheral surface for screwing section 23 is hexagonal prisms face, can be by common
Six sides or spanner screw sheath 2, screw the composition of section 23 for screwing the sheath of sheath and screw structure.It screws at section 23
It is additionally provided with threaded hole, inserts axis 1 by inserting the screwing together with 23 screw thread spinning of section of axle thread section 13 and sheath 2, sheath 2 is opened
Mouth forms the accommodating chamber for being inserted into for petaloid fingertip 31 towards 11 side of disc structure, between sheath 2 and resilient sleeve 4
21, the internal diameter of sheath 2 makes the inner wall of sheath 2 close to 3 outer diameter of moving arcing contact when in the accommodating chamber 21 that petaloid fingertip 31 is inserted into
It is affixed with the lateral surface of petaloid fingertip 31, to reduce the deformation of moving arcing contact 3.As preferred embodiment, axis 1 is inserted in resilient sleeve
4 end positions far from disc structure 11 are also arranged with gasket ring 5, and the outer diameter of gasket ring 5 is equal with the outer diameter of resilient sleeve 4.Certainly
In other embodiments, the outer diameter of gasket ring can also be greater than the outer diameter of resilient sleeve.
It when the petaloid fingertip 31 of moving arcing contact 3 is inserted into accommodating chamber 21, rotates and inserts axis 1 or sheath 2, insert the disk of axis 1
Structure 11 moves closer to the bottom wall 22 of sheath 2, and bottom wall 22, which compresses gasket ring 5, makes gasket ring 5 and disc structure 11 clamp resilient sleeve jointly
4, and make the gradually outside dilatancy in radial directions of resilient sleeve 4, and be matched for clamping tightly petaloid fingertip 31 with 2 inner wall of sheath, it is real
Now load and unload the fixation of tooling and moving arcing contact 3；After rotating backward slotting axis 1 or sheath 2, disc structure 11 is far from 2 bottom wall of sheath
22, resilient sleeve 4 is gradually replied to be realized handling tooling and dynamic arc touches for relaxation state no longer to the pressure pressure of petaloid fingertip 31
First 3 separation.
Being rotated further by sheath 2 or slotting axis 1 after handling tooling and moving arcing contact 3 are fixed makes moving arcing contact 3 follow entire dress
Tooling rotation is unloaded to realize the handling of moving arcing contact 3.But it should be noted that the direction for rotating sheath 2 or slotting axis 1 at this time
Sheath 2 and 1 moment of slotting axis should be made to clamp resilient sleeve 4.For example, seeing handling tooling from top to bottom in Fig. 3, sheath 2 is fixed, up time
Needle can be realized disc structure 11 after rotating slotting axis 1 and bottom wall 22 clamps resilient sleeve 4 and expands resilient sleeve 4, when acting in accordance at this time
Needle, which rotates, inserts axis 1 to realize that handling tooling installs or dismantle the one of which in process to moving arcing contact 3, rotates counterclockwise shield
2 are covered to realize another process in installation or disassembly, are due to rotating clockwise slotting axis 1 and rotating counterclockwise sheath 2 all
So that disc structure 11 and bottom wall 22 is clamped the operation of resilient sleeve 4, therefore can keep constantly in cargo handling process to moving arcing contact 3
Clamping.
Moving arcing contact handling tooling in the present embodiment clamps the realization pair of moving arcing contact 3 by sheath 2 and resilient sleeve 4 jointly
The material is soft for the fixation of moving arcing contact 3, the space that petaloid fingertip 31 does not deform, and resilient sleeve 4, therefore passes through this handling
Tooling handling moving arcing contact 3 is smaller to damage, the deformation of moving arcing contact 3, ensure that the service life of moving arcing contact 3.And
It only needs to screw and all operationss can be realized by the interior four directions of six sides in common or spanner in cargo handling process, operation letter
List and preliminary preparation is less, use is very convenient.
In other embodiments, screwing structure may be the slot being arranged on sheath bottom wall, and screwing tool is inserted into slot
Middle cell wall can circumferentially block cooperates with screwing tool, and rotation screws structure to rotate sheath.
In other embodiments, the outer peripheral surface for screwing section may be tetragonous cylinder or ellipsoid, screw with corresponding
Tool cooperation can rotate sheath.
In other embodiments, it is convex to be also possible to be arranged in block of the inserting paragraph far from slotting axle thread section end for Stop structure
It rises, circumferentially multiple pairs of resilient sleeves carry out block to block protrusion.
In other embodiments, it may be the hexagonal prisms structure that slotting shaft end portion is arranged in and is arranged that slotting axis, which screws structure, or
It is the perforation directly radially extended in the shaft end portion setting of inserting, the rotation to slotting axis is realized by insertion inserted link.
Claims (10)
1. a kind of moving arcing contact loads and unloads tooling, characterized in that include:
Axis is inserted, there is inserting paragraph and slotting axle thread section, inserting paragraph is provided with Stop structure at far from slotting axle thread section, inserts axis spiral shell
Line section is provided with slotting axis far from one end of inserting paragraph and screws structure, and it is slotting to rotate for cooperating with corresponding tool that slotting axis screws structure
Axis；
Resilient sleeve is sleeved on the outside of inserting paragraph, by Stop structure along slotting axis axial direction block in the side close to thread segment；
Sheath, open at one end, the other end has bottom wall, and slotting axle thread is installed on bottom wall and inserting paragraph is in sheath, sheath
On be provided with sheath screw structure for corresponding tool cooperate to rotate sheath；
One end where the opening towards Stop structure of sheath is formed between sheath and resilient sleeve for being inserted into for petaloid fingertip
Accommodating chamber；
When the petaloid fingertip of moving arcing contact is inserted into the accommodating chamber, by making sheath and slotting axis relatively rotate, can make
Stop structure squeezes resilient sleeve radial direction distending and is matched for clamping tightly petaloid fingertip with jacket inner wall.
2. moving arcing contact according to claim 1 loads and unloads tooling, characterized in that the opening on bottom wall backwards to sheath is prolonged backward
It stretches and screws section, screw the outer peripheral surface of section and form the sheath for non-cylindrical outer peripheral surface and screw structure, insert axle thread spinning and exist
It screws in section.
3. moving arcing contact according to claim 2 loads and unloads tooling, characterized in that the outer peripheral surface for screwing section is hexagonal prisms face.
4. moving arcing contact according to claim 1 or 2 or 3 loads and unloads tooling, characterized in that the Stop structure is to be installed in
Disc structure of the inserting paragraph far from slotting axle thread section end.
5. moving arcing contact according to claim 4 loads and unloads tooling, characterized in that the outer diameter of disc structure and resilient sleeve it is outer
Diameter is equal.
6. moving arcing contact according to claim 1 or 2 or 3 loads and unloads tooling, characterized in that the Stop structure is to be installed in
Frustum cone structure of the inserting paragraph far from slotting axle thread section end.
7. moving arcing contact according to claim 1 or 2 or 3 loads and unloads tooling, characterized in that the slotting axis is separate in resilient sleeve
One end position of Stop structure is arranged with gasket ring.
8. moving arcing contact according to claim 7 loads and unloads tooling, characterized in that the outer diameter phase of gasket ring outer diameter and resilient sleeve
Deng.
9. moving arcing contact according to claim 1 or 2 or 3 loads and unloads tooling, characterized in that it is to set that the slotting axis, which screws structure,
It sets in the tetragonous rod structure for inserting the setting of shaft end portion.
10. moving arcing contact according to claim 1 or 2 or 3 loads and unloads tooling, characterized in that described in the insertion of petaloid fingertip
When accommodating chamber, the inner wall of sheath and the lateral surface of petaloid fingertip are affixed and carry out radial block to petaloid fingertip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517354.6A CN110293511B (en) | 2019-06-14 | 2019-06-14 | Moving arc contact loading and unloading tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517354.6A CN110293511B (en) | 2019-06-14 | 2019-06-14 | Moving arc contact loading and unloading tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110293511A true CN110293511A (en) | 2019-10-01 |
| CN110293511B CN110293511B (en) | 2020-11-24 |
Family
ID=68028035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517354.6A Active CN110293511B (en) | 2019-06-14 | 2019-06-14 | Moving arc contact loading and unloading tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110293511B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111141433A (en) * | 2019-12-19 | 2020-05-12 | 平高集团有限公司 | Clamping device for tension test of petal-shaped contact |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1068909A (en) * | 1991-07-19 | 1993-02-10 | Gec阿尔斯托姆有限公司 | A kind of contact that circuit breaker is used |
| JPH05225857A (en) * | 1992-02-12 | 1993-09-03 | Shinoo Service:Kk | Key remover tool |
| CA1325822C (en) * | 1989-04-06 | 1994-01-04 | Commander Electrical Equipment Inc. | Fuse ejector |
| CN101752153A (en) * | 2009-11-30 | 2010-06-23 | 河南平高电气股份有限公司 | Dynamic arc contact, and installing method and special tool thereof |
| CN102306559A (en) * | 2011-09-02 | 2012-01-04 | 平高集团有限公司 | Movable and static contact connection assembly and high-voltage isolation grounding switch |
| CN203760883U (en) * | 2014-03-31 | 2014-08-06 | 国家电网公司 | Isolating switch moving contact disassembly tool |
| CN204303655U (en) * | 2014-12-22 | 2015-04-29 | 苏州施源特电气有限公司 | A kind of controlling organization of contact of breaker stroke |
| CN107791193A (en) * | 2017-10-22 | 2018-03-13 | 国网福建省电力有限公司 | A kind of breaker dynamic main contac construct for handling and its method of work |
| CN108422382A (en) * | 2018-05-08 | 2018-08-21 | 河南森源电气股份有限公司 | A kind of small spout clamp device of breaker |
| CN208368380U (en) * | 2018-06-21 | 2019-01-11 | 乔淑霞 | A kind of Special spring for tulip contact replacement tool |
| CN208614689U (en) * | 2018-05-08 | 2019-03-19 | 河南森源电气股份有限公司 | The small spout clamp device of breaker |
-
2019
- 2019-06-14 CN CN201910517354.6A patent/CN110293511B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1325822C (en) * | 1989-04-06 | 1994-01-04 | Commander Electrical Equipment Inc. | Fuse ejector |
| CN1068909A (en) * | 1991-07-19 | 1993-02-10 | Gec阿尔斯托姆有限公司 | A kind of contact that circuit breaker is used |
| JPH05225857A (en) * | 1992-02-12 | 1993-09-03 | Shinoo Service:Kk | Key remover tool |
| CN101752153A (en) * | 2009-11-30 | 2010-06-23 | 河南平高电气股份有限公司 | Dynamic arc contact, and installing method and special tool thereof |
| CN102306559A (en) * | 2011-09-02 | 2012-01-04 | 平高集团有限公司 | Movable and static contact connection assembly and high-voltage isolation grounding switch |
| CN203760883U (en) * | 2014-03-31 | 2014-08-06 | 国家电网公司 | Isolating switch moving contact disassembly tool |
| CN204303655U (en) * | 2014-12-22 | 2015-04-29 | 苏州施源特电气有限公司 | A kind of controlling organization of contact of breaker stroke |
| CN107791193A (en) * | 2017-10-22 | 2018-03-13 | 国网福建省电力有限公司 | A kind of breaker dynamic main contac construct for handling and its method of work |
| CN108422382A (en) * | 2018-05-08 | 2018-08-21 | 河南森源电气股份有限公司 | A kind of small spout clamp device of breaker |
| CN208614689U (en) * | 2018-05-08 | 2019-03-19 | 河南森源电气股份有限公司 | The small spout clamp device of breaker |
| CN208368380U (en) * | 2018-06-21 | 2019-01-11 | 乔淑霞 | A kind of Special spring for tulip contact replacement tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111141433A (en) * | 2019-12-19 | 2020-05-12 | 平高集团有限公司 | Clamping device for tension test of petal-shaped contact |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110293511B (en) | 2020-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110293511A (en) | A kind of moving arcing contact handling tooling | |
| CN103840316B (en) | Anti-loose Flexible Solder connecting device for cable | |
| CN206022200U (en) | High voltage isolator and its fracture component | |
| CN101752153B (en) | Dynamic arc contact, and installing method and special tool thereof | |
| CN210120292U (en) | Joint device | |
| CN110323092A (en) | A kind of moving arcing contact handling tooling | |
| CN210092470U (en) | Joint seat | |
| CN203631404U (en) | Isolation switch having arc ignition function | |
| CN114112198B (en) | Multi-joint self-adaptive plugging mechanism | |
| US11999034B2 (en) | Systems and methods for inserting and removing bushing assemblies | |
| CN104409998A (en) | Tool for replacing tulip contact of breaker | |
| CN208507562U (en) | A kind of dynamic/static contact arc-striking structure | |
| CN105470040B (en) | A kind of vacuum interrupter | |
| CN211852256U (en) | Tool for assembling impeller shaft | |
| CN209380640U (en) | A kind of sleeve extraction element | |
| CN209217032U (en) | A kind of closed type quick locking battery cabin cap | |
| CN208929046U (en) | A kind of Quick Connect Kit | |
| CN210290435U (en) | High-connection-tightness threaded fastener | |
| CN108843673A (en) | A kind of Fast dismountable screw nut | |
| CN110224263A (en) | Connector and its plug, socket | |
| CN210925840U (en) | Key switch | |
| CN203305186U (en) | Chuck | |
| CN208256387U (en) | A kind of pedestal ceramic insulator shell | |
| CN216487529U (en) | Magnetic ring with high magnetic conductivity and low power consumption | |
| CN214898227U (en) | Vacuum tube for 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |