CN206148356U - Indoor interchange vacuum load switch - Google Patents
Indoor interchange vacuum load switch Download PDFInfo
- Publication number
- CN206148356U CN206148356U CN201621245642.9U CN201621245642U CN206148356U CN 206148356 U CN206148356 U CN 206148356U CN 201621245642 U CN201621245642 U CN 201621245642U CN 206148356 U CN206148356 U CN 206148356U
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- CN
- China
- Prior art keywords
- groove
- isolation
- drive rod
- axle
- slide block
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an indoor interchange vacuum load switch, including metal crate, metal crate is provided with isolation switch and earthing knife -switch, metal crate's bottom is provided with the isolation axle that is used for realizing isolation switch and earthing knife -switch disconnection -connection states switching, metal crate is provided with the fixed block that connects with the distance bushing, it cup joints the partial recess that is provided with with the fixed block to keep apart the axle, it can be along the gliding slider of recess to be provided with in the recess, the fixed block is provided with the screens groove that is used for the slider to slide in, it is provided with and is used for driving driving piece that the slider slideeed in the screens groove and is used for driving the piece that resets that the recess was slided back to the slider to keep apart the axle, rotate when aliging to recess and screens groove when the driving isolation axle, driving piece drive slider slides in the screens groove, the separating brake was accomplished to the isolation switch this moment, earthing knife -switch accomplishes the combined floodgate. The beneficial effect of the utility model: this indoor interchange vacuum load switch can close a floodgate avoiding taking place the isolation switch under the artificial exogenic action of non -, and the circumstances of earthing knife -switch separating brake improves the security performance.
Description
Technical field
The utility model is related to on-load switch field, more particularly to a kind of indoor AC vacuum on-load switch.
Background technology
Indoor high-voltage vacuum on-load switch suitable for the power system of three-phase alternating current 10kV, 50Hz, or with complete distribution
Equipment and loop-network switch cabinet, prefabricated substation etc. are supported the use, and are widely used in Urban Net Construction improvement project, industrial and mining enterprises, height
Layer building and communal facility etc., as ring network power supply or terminal, can play distribution, control and the protective effect of electric energy.
Indoor high-voltage vacuum on-load switch have big, safe and reliable connecting-disconnecting function, electric life length, can frequent operation, structure
Compact, small volume, it is lightweight, the advantages of need not keep in repair substantially.Indoor high-voltage vacuum on-load switch have cut-off rated current,
Overload current, short circuit current and prevent the ability of equipment phase-deficient operation.Indoor high-voltage vacuum on-load switch be evident that every
Detachment mouth, is assembled with earthed switch and the electric spring mechanism of making capability, can telemechanical far control.
The Chinese patent of Publication No. CN201274253Y discloses a kind of indoor 40.5kV vacuum load switch fuses
Combined electrical apparatus.When operation isolation axle rotate counterclockwise, and isolation drive connecting lever rotate counterclockwise is driven, promote isolated insulation pull bar
Isolation switch rotate counterclockwise is driven to complete the separating brake action of isolation switch to left movement.Meanwhile, isolate axle rotate counterclockwise band
Dynamic ground connection drives connecting lever to rotate counterclockwise, and the motion through being grounded connecting rod drives earthed crank arm to rotate clockwise, grounded
The moving contact of disconnecting link completes the feed motion of grounding switch after turning in the static contact of insertion grounding switch, so as to complete isolation
The separating brake of disconnecting link and the combined floodgate of grounding switch.And to realize the combined floodgate of isolation switch and the separating brake of grounding switch, only need up time
Pin operation isolation axle is capable of achieving.
Therefore, after the combined floodgate of the separating brake and grounding switch that complete isolation switch, people would generally carry out maintenance operation.If
Now under the effect of non-artificial external force, axle is rotated clockwise, isolation switch is rotated clockwise and grounding switch for isolation
The one of unexpected generation for rotating clockwise, and then there is isolation switch combined floodgate, grounding switch separating brake causes at people
Among danger, have much room for improvement.
Utility model content
The purpose of this utility model is to provide a kind of indoor AC vacuum on-load switch.The indoor AC vacuum on-load switch
Can avoid isolation switch combined floodgate under acting in non-artificial external force, the situation of grounding switch separating brake improves security performance.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of indoor AC vacuum on-load switch, including metal framework, the metal framework is provided with isolation switch and connects
Ground disconnecting link, the bottom of the metal framework is provided with the isolation for realizing isolation switch and the switching of grounding switch division state
Axle, the metal framework is provided with the fixed block connect with distance bushing, the isolation axle set up separately with fixed block socket part be equipped with it is recessed
Groove, is provided with the slide block that can be slided along groove in the groove, the fixed block is provided with the screens groove slipped into for slide block,
The isolation axle is provided with for driving slide block to slip into the actuator of screens groove and for driving slide block to slide back to the return unit of groove,
When driving isolation axle turns to groove to align with screens groove, actuator drives slide block to slip into screens groove, and now isolation switch is complete
Into separating brake, grounding switch completes to close a floodgate.
By adopting above-mentioned technical proposal, after driving isolation axle to realize that isolation switch separating brake and grounding switch close a floodgate, profit
Drive slide block to slide into along groove in the screens groove for snapping in fixed block with actuator, then isolate axle and be difficult in non-artificial outer masterpiece
Closed a floodgate with lower generation isolation switch, the situation of grounding switch separating brake improves security performance.When actuator stops losing to slide block
During driving, slide block drives slide block to slide back in groove in the presence of return unit, then isolate axle can realize under external force every
Close a floodgate from disconnecting link, grounding switch separating brake.
The utility model is further arranged to：The isolation axle is provided with the installing hole connected with groove, the actuator
Including the drive rod being arranged in installing hole, the slide block is provided with inclined-plane near one end that groove is connected with installing hole, drives
Drive rod along drive rod when moving axially to be abutted with the inclined-plane of slide block, then slide block under the driving of drive rod along groove
Screens groove is slided and slips into, the isolation axle is provided with for the fixture of fixed drive bar after drive rod movement.
By adopting above-mentioned technical proposal, when drive rod is abutted with the inclined-plane of slide block, drive rod movement is further driven,
Then slide block is moved to towards the bottom land direction away from groove under the guide effect on inclined-plane and slips into screens groove.Fixed with fixture simultaneously
The firmly position after drive rod movement, then slide block be difficult to exit screens groove in the case where return unit is acted on, realize resetting.Finally, it is to avoid
Non-artificial external force effect is lower to there is isolation switch combined floodgate, and the situation of grounding switch separating brake improves security performance.
The utility model is further arranged to：The fixture includes the external screw thread being arranged on drive rod and positioned at installation
Internal thread on hole, the drive rod connects with axle thread is isolated.
By adopting above-mentioned technical proposal, drive rod and isolation axle are by the external screw thread that is arranged on drive rod and are arranged on
Internal thread on installing hole realizes that therefore drive rod can be fixed along after installing hole axial movement for threaded connection.
The utility model is further arranged to：One end that the drive rod is located at outside isolation axle is provided with and is driven for gripping
The gripping block of bar.
By adopting above-mentioned technical proposal, because drive rod is provided with external screw thread, if therefore hand directly touch drive rod with
Drive rod is driven to rotate, hand can not feel like oneself.And the setting for gripping block allows people to hold with a hand gripping block to drive
Bar is rotated, it is to avoid hand does not feel well.
The utility model is further arranged to：The gripping block is cylindrical, and the side for gripping block arranges multiple convex
Rise.
By adopting above-mentioned technical proposal, when gripping block is held with a hand, gripping the projection of block side can increase gripping
Frictional force between block and hand, strengthens hand to gripping the gripping performance of block.
The utility model is further arranged to：The isolation axle is being provided with and installing hole company at the notch of installing hole
Logical through hole, the axial line of the through hole perpendicular to isolation axle axial line, the fixture include wearing in through-holes and with
Drive rod abuts to limit the latch that drive rod occurs axial movement.
Slide into along groove and snap in after screens groove by adopting above-mentioned technical proposal, slide block, return unit has to reset to be slided
The trend of block.Therefore slide block has the trend slided towards the bottom land of groove, i.e. slide block for drive rod produces active force.And the work
Drive rod is firmly can act on, with the trend for promoting drive rod to move along installing hole.And latch is abutted with drive rod, rise
To the effect for limiting drive rod movement, so as to limit the reset of slide block.Finally, it is to avoid isolate under the effect of non-artificial external force
Disconnecting link closes a floodgate, the situation of grounding switch separating brake, improves security performance.And drive rod is produced to latch and squeezed with isolation axle cooperation simultaneously
Pressure, makes latch fix in through-holes.
The utility model is further arranged to：The side that the drive rod is abutted with latch is provided with for accommodating latch
Stopper slot.
Can strengthen the contact area of drive rod and latch by adopting above-mentioned technical proposal, the setting of stopper slot, so as to
The local pressure of drive rod and latch is reduced, the protective effect to drive rod and latch is played.
The utility model is further arranged to：The return unit includes arranging elastic component in a groove, the elastic component
One end be connected with the side wall of groove, the other end is connected with slide block.
By adopting above-mentioned technical proposal, when drive rod acts on the inclined-plane of slide block to drive slide block to slide into along groove
When snapping in screens groove, there is drawstring deformation in elastic component.Then when drive rod loses the extruding to the inclined-plane of slide block, slide block is in elasticity
Complete to exit screens groove and be retracted in groove in the presence of part.
The utility model is further arranged to：The notch of the groove is threaded with limiting plate, and the limiting plate is arranged
Have the intercommunicating pore through limiting plate for slide block, the slide block is installed with restoring board, the two ends of the elastic component respectively with reset
Plate and limiting plate connect.
Avoid slide block from integrally skidding off groove by adopting the setting of above-mentioned technical proposal, limiting plate, cause the slide block cannot be
Situation about being retracted under elastic component effect in groove occurs.
The utility model is further arranged to：The restoring board is abutted with the cell wall of groove.
The cell wall of groove is connected to by adopting above-mentioned technical proposal, restoring board such that it is able to avoid slide block along groove
Shift when mobile, affect slide block edge to snap in screens groove.
In sum, the utility model has the advantages that：
After driving isolation axle to realize that isolation switch separating brake and grounding switch close a floodgate, slide block is driven along recessed using actuator
Groove is slid in the screens groove for snapping in fixed block, then isolate axle and be difficult to isolation switch combined floodgate in the case where non-artificial external force is acted on,
The situation of grounding switch separating brake, improves security performance.When actuator stops losing the driving to slide block, slide block is in return unit
Effect is lower to drive slide block to slide back in groove, then isolating axle can under external force realize that isolation switch closes a floodgate, grounding switch point
Lock.
Description of the drawings
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is the structural representation that metal framework arranges fixed block side in embodiment 1；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the sectional view in A-A directions in Fig. 3；
Fig. 5 is the enlarged drawing in B regions in Fig. 4；
Fig. 6 is the structural representation that metal framework arranges fixed block side in embodiment 2；
Fig. 7 is the top view of Fig. 6；
Fig. 8 is the sectional view in C-C directions in Fig. 7；
Fig. 9 is the enlarged drawing in D regions in Fig. 8；
Figure 10 is the exploded perspective view of latch and drive rod in embodiment 2.
Reference：1st, metal framework；2nd, insulated leg；3rd, isolation switch；4th, vacuum interrupter；5th, static contact；6th, every
Off axis；7th, isolation drive connecting lever；8th, isolated insulation pull bar；9th, ground connection drives connecting lever；10th, it is grounded connecting rod；11st, earthed crank arm；12、
Grounding shaft；13rd, moving contact；14th, grounding switch；15th, fixed block；16th, screens groove；17th, groove；18th, limiting plate；19th, intercommunicating pore；
20th, elastic component；21st, slide block；22nd, restoring board；23rd, inclined-plane；24th, installing hole；25th, drive rod；26th, block is gripped；27th, it is raised；28、
Through hole；29th, stopper slot；30th, latch.
Specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
Field technique personnel can make as needed the modification without creative contribution after this specification is read to the present embodiment, but
As long as all being protected by Patent Law in right of the present utility model.
Embodiment 1
With reference to Fig. 1, a kind of indoor AC vacuum on-load switch, including metal framework 1.The middle setting of metal framework 1 has three
Arrange totally nine insulated legs 2.Often arrange insulated leg 2 to be parallel to each other.In every row's insulated leg 2, positioned at middle insulated leg 2
Both isolation switch 3 is installed with and the insulated leg 2 of side between, and vacuum is installed with and the insulated leg 2 of opposite side between and gone out
Arc chamber 4.In every row's insulated leg 2, and the insulated leg 2 for being installed with the side of vacuum interrupter 4 is provided with static contact 5.
With reference to Fig. 1, metal framework 1 is provided with same isolation axle 6 parallel to the bottom of the both sides of every row's insulated leg 2.
Isolation axle 6 is installed with three isolation drive connecting levers 7, and every isolation drive connecting lever 7 is hinged with isolated insulation pull bar 8.Three isolation
Insulated tension pole 8 is hinged respectively away from one end of correspondence isolation drive connecting lever 7 with three isolation switch 3.One end of isolation axle 6 passes through
Ground connection is installed with behind the side of metal framework 1 drives connecting lever 9, ground connection to drive connecting lever 9 to be hinged with ground connection connecting rod 10.Ground connection connecting rod 10
One end of connecting lever 9 is driven to be hinged with earthed crank arm 11 away from ground connection.Earthed crank arm 11 is equipped with the grounding shaft parallel to isolation axle 6
12, grounding shaft 12 is relatively fixed with earthed crank arm 11.Grounding shaft 12 is away from the one end and metal framework 1 for being socketed with earthed crank arm 11
Opposite side connection.Grounding shaft 12 is installed with three moving contacts 13.Three moving contacts 13 are corresponded with three static contacts 5.Three
Individual moving contact 13 snaps in three static contacts 5 after the rotation of grounding shaft 12.Each moving contact 13 and static contact 5 constitute grounding switch
14。
With reference to Fig. 2,3,4 and 5, metal framework 1 is provided with ground connection and drives the side of connecting lever 9 to be installed with fixed block 15, fixed
Block 15 is socketed with axle 6 is isolated.Fixed block 15 is equipped with screens groove 16 with isolating the socket part of axle 6 and setting up separately, and isolates axle 6 and fixed block 15
Socket part is set up separately and is equipped with groove 17.The notch of groove 17 is threaded with limiting plate 18.Limiting plate 18 is provided with recessed for connecting
Intercommunicating pore 19 outside groove 17 and isolation axle 6.Limiting plate 18 is connected with elastic component 20 towards the side of the bottom land of groove 17.Groove 17
In be provided with the slide block 21 that can be slided along groove 17, one end of slide block 21 through intercommunicating pore 19 and can snap in screens groove 16.
Slide block 21 is installed with restoring board 22, glide direction of the restoring board 22 perpendicular to slide block 21.Elastic component 20 away from limiting plate 18 one
End is connected with restoring board 22.Restoring board 22 is abutted with the cell wall of groove 17.
With reference to Fig. 2,3,4 and 5, slide block 21 is provided with inclined-plane 23 near one end of the bottom land of groove 17.Isolation axle 6 be provided with
The installing hole 24 of the connection of groove 17.The side wall of installing hole 24 is provided with internal thread.Isolation axle 6 is provided with installing hole 24
Along the drive rod 25 of the movement of installing hole 24.Isolation axle 6 is threadedly coupled with drive rod 25.The axial direction of drive rod 25 and slide block 21
Glide direction is vertical.Stretch out installing hole 24 in the one end of drive rod 25.Drive rod 25 stretches out one end of installing hole 24 and is connected with semicircle
The gripping block 26 of column, the side for gripping block 26 is provided with multiple raised 27.
The course of work：When driving isolation axle 6 to rotate, on the one hand drive isolation drive connecting lever 7 to rotate, promote isolated insulation
Pull bar 8 is rotated, and drives isolation switch 3 to rotate, and completes the sub-switching operation of isolation switch 3.On the other hand, the rotational band of axle 6 is isolated
Dynamic ground connection drives connecting lever 9 to rotate, and drives ground connection connecting rod 10 to rotate, and is further driven to earthed crank arm 11 and rotates, so as to drive ground connection
Axle 12 is rotated, and drives moving contact 13 to rotate, and moving contact 13 is snapped in static contact 5, completes the combined floodgate of grounding switch 14.
In the separating brake of isolation switch 3, after grounding switch 14 closes a floodgate, hold gripping block 26 and drive drive rod 25 to rotate, then drive
Axially the moving towards slide block 21 along drive rod 25 of lever 25.Drive rod 25 is connected to the inclined-plane 23 of slide block 21.With drive rod
25 further movement, slide block 21 slides along groove 17, and elastic component 20 compresses, the one end of slide block 21 away from drive rod 25
Through intercommunicating pore 19 and screens groove 16 is slipped into, complete the fixation to isolating axle 6.
When needing operation isolation axle 6 to realize that isolation switch 3 closes a floodgate, during 14 separating brake of grounding switch, hold gripping block 26 and drive
Dynamic drive rod 25 is rotated, then drive rod 25 is moved along the axially court of drive rod 25 away from the direction of slide block 21.Then slide block 21 is received
Slide along groove 17 in the presence of elastic component 20, slide block 21 exits screens groove 16 and is retracted into recessed away from one end of drive rod 25
In groove 17.Now, you can reverse operating isolation axle 6 realizes that isolation switch 3 closes a floodgate, the separating brake of grounding switch 14.
Embodiment 2
Embodiment 2 and the fixation that the difference of embodiment 1 is after embodiment 2 is moved for drive rod 25 along installing hole 24
Mode is different.
With reference to Fig. 6,7,8,9 and 10, in embodiment 2, isolate axle 6 and be provided with and installation at the notch of installing hole 24
The through hole 28 of the connection of hole 24.Axial line of the axial line of through hole 28 perpendicular to isolation axle 6.The one end of drive rod 25 away from slide block 21
It is provided with stopper slot 29.The latch 30 abutted with drive rod 25 is equipped with through hole 28.The portion that latch 30 is abutted with drive rod 25
Divide to be located in stopper slot 29 and with the cell wall of stopper slot 29 and fit.
The course of work：When driving isolation axle 6 to rotate, on the one hand drive isolation drive connecting lever 7 to rotate, promote isolated insulation
Pull bar 8 is rotated, and drives isolation switch 3 to rotate, and completes the sub-switching operation of isolation switch 3.On the other hand, the rotational band of axle 6 is isolated
Dynamic ground connection drives connecting lever 9 to rotate, and drives ground connection connecting rod 10 to rotate, and is further driven to earthed crank arm 11 and rotates, so as to drive ground connection
Axle 12 is rotated, and drives moving contact 13 to rotate, and moving contact 13 is snapped in static contact 5, completes the combined floodgate of grounding switch 14.
In the separating brake of isolation switch 3, after grounding switch 14 closes a floodgate, drive rod 25 is driven along the axial direction of drive rod 25 towards slide block
21 movements.Drive rod 25 is connected to the inclined-plane 23 of slide block 21.With the further movement of drive rod 25, slide block 21 is along groove 17
Slide, elastic component 20 compresses, slide block 21 passes through intercommunicating pore 19 and slips into screens groove 16 away from one end of drive rod 25, completes
Fixation to isolating axle 6.Now, the aligned through holes 28 of latch 30 are inserted, then latch 30 snaps in the stopper slot of drive rod 25 just
In 29, the fixation to drive rod 25 is completed.
When needing operation isolation axle 6 to realize that isolation switch 3 closes a floodgate, during 14 separating brake of grounding switch, by latch 30 from through hole 28
Middle taking-up, then slide block 21 receive and slided along groove 17 in the presence of elastic component 20, slide block 21 is moved back away from one end of drive rod 25
Go out screens groove 16 and be retracted in groove 17.And drive rod 25 is subject to the effect of slide block 21 along installing hole 24 towards away from slide block 21
Direction is moved, now, you can reverse operating isolation axle 6 realizes that isolation switch 3 closes a floodgate, the separating brake of grounding switch 14.
Claims (10)
1. a kind of indoor AC vacuum on-load switch, including metal framework (1), the metal framework (1) is provided with isolation switch
(3) and grounding switch (14), the bottom of the metal framework (1) is provided with for realizing isolation switch (3) and grounding switch
(14) the isolation axle (6) of division state switching, is characterized in that：The metal framework (1) is provided with and isolates consolidating for axle (6) socket
Determine block (15), isolation axle (6) is set up separately with fixed block (15) socket part and is equipped with groove (17), is provided with the groove (17)
The slide block (21) that can be slided along groove (17), the fixed block (15) is provided with the screens groove slipped into for slide block (21)
(16), isolation axle (6) is provided with for driving slide block (21) to slip into the actuator of screens groove (16) and for driving slide block
(21) return unit of groove (17) is slid back to, when driving isolation axle (6) turns to groove (17) aligns with screens groove (16), is driven
Part drives slide block (21) to slip into screens groove (16), and now isolation switch (3) completes separating brake, and grounding switch (14) completes to close a floodgate.
2. indoor AC vacuum on-load switch according to claim 1, is characterized in that：It is described isolation axle (6) be provided with
The installing hole (24) of groove (17) connection, the actuator includes the drive rod (25) being arranged in installing hole (24), the cunning
Block (21) is provided with inclined-plane (23) near one end that groove (17) is connected with installing hole (24), drives drive rod (25) along driving
When moving axially to be abutted with the inclined-plane (23) of slide block (21) of bar (25), then driving lower edge of the slide block (21) in drive rod (25)
Groove (17) to slide and slip into screens groove (16), isolation axle (6) is provided with drives for fixed after drive rod (25) movement
The fixture of lever (25).
3. indoor AC vacuum on-load switch according to claim 2, is characterized in that：The fixture includes being arranged on drive
External screw thread in lever (25) and the internal thread on installing hole (24), the drive rod (25) connects with axle (6) screw thread is isolated
Connect.
4. indoor AC vacuum on-load switch according to claim 3, is characterized in that：The drive rod (25) is positioned at isolation
Axle (6) one end outward is provided with the gripping block (26) for gripping drive rod (25).
5. indoor AC vacuum on-load switch according to claim 4, is characterized in that：Gripping block (26) is in cylinder
Shape, the side of the gripping block (26) arranges multiple projections (27).
6. indoor AC vacuum on-load switch according to claim 2, is characterized in that：Isolation axle (6) is near peace
Be provided with the through hole (28) connected with installing hole (24) at the notch of dress hole (24), the axial line of the through hole (28) perpendicular to every
The axial line of (6) off axis, the fixture includes being located in through hole (28) and abutting to limit drive rod with drive rod (25)
(25) there is the latch (30) of axial movement.
7. indoor AC vacuum on-load switch according to claim 6, is characterized in that：The drive rod (25) and latch
(30) side for abutting is provided with the stopper slot (29) for accommodating latch (30).
8. indoor AC vacuum on-load switch according to claim 2, is characterized in that：The return unit is recessed including being arranged on
Elastic component (20) in groove (17), one end of the elastic component (20) is connected with the side wall of groove (17), the other end and slide block
(21) connect.
9. indoor AC vacuum on-load switch according to claim 8, is characterized in that：The notch screw thread of the groove (17)
Limiting plate (18) is connected with, the limiting plate (18) is provided with the intercommunicating pore (19) for slide block (21) through limiting plate (18),
The slide block (21) is installed with restoring board (22), the two ends of the elastic component (20) respectively with restoring board (22) and limiting plate (18)
Connection.
10. indoor AC vacuum on-load switch according to claim 9, is characterized in that：The restoring board (22) and groove
(17) cell wall is abutted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621245642.9U CN206148356U (en) | 2016-11-16 | 2016-11-16 | Indoor interchange vacuum load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621245642.9U CN206148356U (en) | 2016-11-16 | 2016-11-16 | Indoor interchange vacuum load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206148356U true CN206148356U (en) | 2017-05-03 |
Family
ID=58626558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621245642.9U Expired - Fee Related CN206148356U (en) | 2016-11-16 | 2016-11-16 | Indoor interchange vacuum load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206148356U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858526A (en) * | 2017-11-30 | 2018-03-30 | 宝鸡市金盛源钛业有限公司 | Vacuum consumable electrode arc furnace |
| CN108321003A (en) * | 2018-02-12 | 2018-07-24 | 浙江紫光电器有限公司 | A kind of operating mechanism of high-voltage vacuum load switch |
-
2016
- 2016-11-16 CN CN201621245642.9U patent/CN206148356U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858526A (en) * | 2017-11-30 | 2018-03-30 | 宝鸡市金盛源钛业有限公司 | Vacuum consumable electrode arc furnace |
| CN108321003A (en) * | 2018-02-12 | 2018-07-24 | 浙江紫光电器有限公司 | A kind of operating mechanism of high-voltage vacuum load switch |
| CN108321003B (en) * | 2018-02-12 | 2024-02-20 | 浙江紫光电器有限公司 | Operating mechanism of high-voltage vacuum load switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20211116 |