CN208889522U - A kind of interlocking mechanism of earthing switch - Google Patents
A kind of interlocking mechanism of earthing switch Download PDFInfo
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- CN208889522U CN208889522U CN201821867453.4U CN201821867453U CN208889522U CN 208889522 U CN208889522 U CN 208889522U CN 201821867453 U CN201821867453 U CN 201821867453U CN 208889522 U CN208889522 U CN 208889522U
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- operation axis
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- earthing switch
- interlocking mechanism
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Abstract
The utility model relates to technical field of electric equipment, and in particular to a kind of interlocking mechanism of earthing switch, comprising: earthing switch and auxiliary switch on main operation axis；Movable plate, set on the first end of the main operation axis, including the sliding panel for being set in the fixed plate of the first end and being slidably connected with the fixed plate；Electromagnet, with the ferroelectric heart that the axial direction along the main operation axis is flexible, the electromagnet is set on the auxiliary switch, positioned at the lower section of the fixed plate, inside when the electromagnet is powered, the ferroelectric heart is retracted, to form the bit space that allows of the sliding panel slide downward, and open the energized state of the main operation axis and extraneous connection and the ferroelectric heart stretches out when the electromagnet powers off, to be supported below the sliding panel off-position for making it close the main operation axis and extraneous connection.The problem of the utility model solves the interlocking mechanism of earthing switch in the prior art, and structure is complicated, processing and manufacturing and difficult to install, poor reliability.
Description
Technical field
The utility model relates to technical field of electric equipment, and in particular to a kind of interlocking mechanism of earthing switch.
Background technique
The interlocking of high-tension switch cabinet is to guarantee power network safe operation, ensure equipment and personal safety, prevent maloperation
Important measures.With the needs that socio-economic development and electric energy are built, the development of economic society is so that people can to power supply unit
Requirement by property and operational safety is continuously improved, and this requires equipment to have higher better performance.
But in present high-voltage switch cabinet, the structure of the interlocking mechanism of earthing switch is excessively complicated, processing and manufacturing and peace
Dress is more difficult, poor reliability, and not easy to operate, time-consuming and laborious.
Utility model content
Therefore, the technical problem to be solved by the present invention is to solve the interlocking mechanism of earthing switch in the prior art
Structure is complicated, processing and manufacturing and difficult to install, the problem of poor reliability, so that it is simple to provide a kind of structure, production easy to process
And the interlocking mechanism of installation.
In order to solve the above-mentioned technical problem, the utility model provides a kind of interlocking mechanism of earthing switch, comprising:
Earthing switch and auxiliary switch on main operation axis；
Movable plate, set on the first end of the main operation axis, including be set in the first end fixed plate and with it is described
The sliding panel that fixed plate is slidably connected；
Electromagnet, has the ferroelectric heart flexible along the axial direction of the main operation axis, and the electromagnet is set to described auxiliary
It helps on switch, positioned at the lower section of the fixed plate, has when the electromagnet is powered inside the retraction of the ferroelectric heart, described in being formed
Sliding panel slide downward allows bit space, and opens the energized state of the main operation axis and extraneous connection and in the electromagnetism
The ferroelectric heart stretches out when iron powers off, to be supported below the sliding panel connection for making it close the main operation axis and the external world
Off-position.
Further, the sliding panel is equipped with the through-hole being adapted to the main operation axis, and the main operation axis passes through described
The operation handle in through-hole and the external world is detachably connected, the axial direction of the direction of motion of the sliding panel perpendicular to the main operation axis.
Further, the sliding panel far from one end of the electromagnet be additionally provided with for drive the sliding panel along perpendicular to
The driving device of the axial movement of the main operation axis.
Further, the driving device includes the first connecting rod mechanism connecting with the sliding panel and connects set on described first
The torsional spring of linkage one end, the torsional spring are used to cut in the sliding panel for the connection for opening the main operation axis and the external world
Shift to the state for closing the main operation axis and extraneous connection.
Further, it is additionally provided with extending direction on the sliding panel and is parallel to the axial shift plate of the main operation, it is described
Shift plate switches to for will close the sliding panel of the main operation axis and extraneous connection and opens the main operation axis and outer
The state of the connection on boundary.
It further, further include the electrification display being connect with the earthing switch, the electrification display is for receiving institute
State the signal of earthing switch output.
Further, the earthing switch passes through the second connecting rod mechanism that is set on the main operation axis and the main operation
Axis connection realizes the divide-shut brake of the earthing switch under the turning effort of the main operation axis.
Further, front gate interlocking mechanism is additionally provided on the main operation axis, the front gate interlocking mechanism includes being set in institute
The lever construction stating the cam on main operation axis and connecting with the cam is rotated in the cam with the main operation axis
When, the other end of the lever construction and front door opening and closing connect.
It further, further include the rear door interlocking mechanism for being set to the second end of the main operation axis, the rear door interlocking mechanism
It is leaned on including the reset spring for being set to the second end, the support being set on the outside of the reset spring and in the support
The lock tube at nearly back door end, the lock tube are inserted into the restriction or solution that realization rotates the main operation axis in the aperture at the back door
It removes.
Technical solutions of the utility model have the advantages that
1. interlocking mechanism provided by the utility model, including the earthing switch and auxiliary switch being arranged on main operation axis,
The first end of main operation axis is arranged in movable plate, and movable plate includes the fixed plate for being set in the first end of main operation axis, and can be with
The sliding panel that vertical direction slides in fixed plate；There are two states for electromagnet tool, that is, are powered and power off, and are powered in electromagnet
When, the ferroelectric heart of electromagnet is retracted to the inside of electromagnet, give sliding panel one space that can be fallen, i.e., sliding panel relative to
Fixed plate moves downward, and makes main operation axis and extraneous in connected state, can be switched and be carried out by main operation axis operational grounding
It closes a floodgate, in electromagnet power-off, the spring in electromagnet pushes the ferroelectric heart to extend out to outside electromagnet, and the ferroelectric heart is supported on sliding panel
Lower section, sliding panel cannot move down relative to fixed plate, make main operation axis and extraneous in off-position, cannot pass through main operation
Axis operational grounding switch closes a floodgate, to reach, earthing switch is anti-to close false-lock, compared with the existing technology, the machine of the utility model
Structure is simple, production and installation easy to process, and improves the safety of high-voltage board.
2. interlocking mechanism provided by the utility model, the sliding panel is equipped with the through-hole being adapted to the main operation axis,
The main operation axis is detachably connected by the operation handle of the through-hole and the external world, the direction of motion of the sliding panel perpendicular to
The axial direction of the main operation axis.It is provided with the through-hole being adapted to main operation axis in sliding panel, operation handle can be inserted by through-hole,
Operation handle operates the rotation of main operation axis.
3. interlocking mechanism provided by the utility model, the driving device includes the first connecting rod connecting with the sliding panel
Mechanism and torsional spring set on first connecting rod mechanism one end, the torsional spring is for will be in opening the main operation axis and extraneous
The sliding panel of connection switch to the state for closing the main operation axis and extraneous connection.First connect with sliding panel
Link mechanism is equipped with torsional spring in one end of first connecting rod mechanism, and torsional spring is applied to sliding panel relative to main operation by torsional spring power
The power of one, axis rising, rises sliding panel, to make main operation axis by switching to closed state with extraneous connected state.
4. interlocking mechanism provided by the utility model, extending direction is additionally provided on the sliding panel and is parallel to the main operation
Axial shift plate, the shift plate are used to switch to the sliding panel for closing the main operation axis and extraneous connection and beat
Open the state of the main operation axis and extraneous connection.Form shift plate on the direction perpendicular to sliding panel, main operation axis with
The external world is in normally off, needs to drive sliding panel to move downward relative to main operation axis, to make by stirring shift plate downwards
Main operation axis and extraneous closed state switch to connected state.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of perspective view of the interlocking mechanism of earthing switch provided by the utility model；
Fig. 2 is the schematic diagram of another angle of Fig. 1.
Description of symbols:
1- Rear Door；2- lock tube；3- reset spring；4- support；5- limit sleeve；The upper connecting lever of 6-；7- connecting rod；
Connecting lever under 8-；9- earthing switch；Partition before and after 10-；11- metal axle sleeve；12- main operation axis；
13- first connecting rod mechanism；14- push plate；15- auxiliary switch；
17- latching electromagnet；18- fanning strip；19- sliding panel；20- fixed plate；21- hyoplastron；
22- front door；23- operation handle；24- rotary shaft；25- cam；26- support rod；27- groove；
28- through-hole；29- movable plate；30- shift plate；31- torsional spring.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict can be combined with each other.
A kind of specific embodiment of the interlocking mechanism of earthing switch as shown in Figs. 1-2, comprising:
Earthing switch 9 and auxiliary switch 15 on main operation axis 12；
Movable plate 29, set on the first end of the main operation axis 12,20 He of fixed plate including being set in the first end
The sliding panel 19 being slidably connected with the fixed plate 20；Electromagnet 17 has the axial direction along the main operation axis 12 flexible
The ferroelectric heart, the electromagnet 17 is set on the auxiliary switch 15, positioned at the lower section of the fixed plate 20, is had in the electricity
The ferroelectric heart retracts internal when magnet 17 is powered, and to form the bit space that allows of 19 slide downward of sliding panel, and opens the master
The energized state and the ferroelectric heart stretching when the electromagnet 17 powers off of operating shaft 12 and extraneous connection, to be supported on the cunning
The lower section of movable plate 19 makes it close the off-position of the main operation axis 12 and extraneous connection.
Above-mentioned earthing switch interlocking mechanism, including the earthing switch 9 at 12 middle part of main operation axis is arranged in and is arranged in main behaviour
Make the auxiliary switch 15 of 12 right end of axis, the first end of main operation axis 12, the i.e. right end of auxiliary switch 15 is arranged in movable plate 29, living
Movable plate 29 includes the fixed plate 20 for being set in the right end of 12 auxiliary switch 15 of main operation axis, and can be vertical square in fixed plate 20
To the sliding panel 19 of sliding；There are two states for the tool of electromagnet 17, that is, are powered and power off, when electromagnet 17 is powered, electromagnet 17
The ferroelectric heart be retracted to the inside of electromagnet 17, give sliding panel 19 1 spaces that can be fallen, i.e., sliding panel 19 is relative to solid
Fixed board 20 moves downward, and makes main operation axis 12 and extraneous in connected state, can pass through 12 operational grounding switch 9 of main operation axis
It closes a floodgate, when electromagnet 17 powers off, the spring in electromagnet 17 pushes the ferroelectric heart to extend out to outside electromagnet 17, ferroelectric heart branch
In the lower section of sliding panel 19, sliding panel 19 cannot be moved down relative to fixed plate 20 for support, make main operation axis 12 and extraneous in power-off
State cannot be closed a floodgate by 12 operational grounding switch 9 of main operation axis, to reach, earthing switch 9 is anti-to close false-lock, relative to
The mechanism of the prior art, the utility model is simple, production and installation easy to process, and improves the safety of high-voltage board.
The sliding panel 19 is equipped with the through-hole 28 being adapted to the main operation axis 12, and the main operation axis 12 passes through described
Through-hole 28 is detachably connected with extraneous operation handle 23, and the direction of motion of the sliding panel 19 is perpendicular to the main operation axis 12
Axial direction.The through-hole 28 being adapted to main operation axis 12 is provided on sliding panel 19, through-hole 28 is located at the middle part of sliding panel 19, passes through
Operation handle 23 can be inserted in through-hole 28, and operation handle 23 operates main operation axis 12 and rotates.
It is equipped with fanning strip 18 at fixed plate 10 in main operation axis 12, is equipped in fixed plate 20 default with fanning strip 18
The corresponding plug-in unit of slewing area rotates main operation axis 12, and when operational grounding 9 divide-shut brake of switch, fanning strip 18 offsets with plug-in unit, keeps away
Exempt from main operation axis 12 to rotate automatically, the mistake divide-shut brake of earthing switch 9 is influenced, to improve the safety of high-voltage board.
The sliding panel 19 far from one end of the electromagnet 17 be additionally provided with for drive the sliding panel 19 along perpendicular to
The driving device of the axial movement of the main operation axis 12.The driving device includes that first connect with the sliding panel 19 connects
Linkage 13 and torsional spring 31 set on described 13 one end of first connecting rod mechanism, the torsional spring 31 is for will be in opening the main behaviour
The sliding panel 19 for making axis 12 and extraneous connection switches to the state for closing the main operation axis 12 and extraneous connection.With
The first connecting rod mechanism 13 that sliding panel 19 connects is guide rail interlocking mechanism, including first bar parallel with 12 axial direction of main operation axis
Body and second body of rod axially vertical with main operation axis 12 and the connecting lever for connecting first body of rod and second body of rod are interlocked in guide rail
One end of mechanism is equipped with torsional spring 31, and torsional spring 31 drives the rotation of first body of rod by torsional spring power, and then connecting lever is connect with second body of rod
One end rise, thus be applied to sliding panel 19 relative to 12 1, main operation axis rise power, make sliding panel 19 rise, thus
Make main operation axis 12 by switching to closed state with extraneous connected state.
It is additionally provided with the axial shift plate 30 that extending direction is parallel to the main operation axis 12 on the sliding panel 19, described group
Plate 30 is used to close the main operation axis 12 and the sliding panel 19 of extraneous connection switches to the opening main operation axis
12 with the state of extraneous connection.Shift plate 30, shift plate 30 and sliding panel 19 1 are formed on the direction perpendicular to sliding panel 19
Body formed, positioned at the lower section of through-hole 28, main operation axis 12 and the external world are in normally off, need by stirring shift plate 30 downwards,
It drives sliding panel 19 to move downward relative to main operation axis 12, is connected to so that main operation axis 12 be made to switch to extraneous closed state
State.
It further include the electrification display being connect with the earthing switch 9, the electrification display is for receiving the ground connection
The signal that switch 9 exports.The detection that three sensors on earthing switch 9 carry out high-voltage board mesohigh signal is first passed through, will be examined
It surveys result and passes to electrification display, by the signals comparator inside electrification display, the height analyzed in high-voltage board is pushed back
Whether road is charged, if high tension loop is not charged, can release the locking contact inside electrification display, the coil in electromagnet 17
Circuit powers on, and the ferroelectric heart of electromagnet retracts, so that sliding panel 19 falls, can be switched and be closed a floodgate with operational grounding；If detection
High tension loop electrification, the locking contact locking inside electrification display, the power supply of going the same way of the coil in electromagnet 17 is cut off, electricity
The ferroelectric heart of magnet 17 that is, outside stretching electromagnet 17, stops sliding panel 19 to fall, connects to cannot operate because spring reset acts on
Ground switch 9, plays anti mis-closedown function.At the front door 22 close to cabinet body, 17 ferroelectric heart position of electromagnet, a diameter is opened
The round tube hole of 16mm, as the blocking function in case of emergency releasing electromagnet 17.
The earthing switch 9 passes through the second connecting rod mechanism being set on the main operation axis 12 and the main operation axis 12
Connection, realizes the divide-shut brake of the earthing switch 9 under the turning effort of the main operation axis 12.At the middle part of main operation axis 12
Equipped with front and back partition 10, second connecting rod mechanism is arranged on the main operation axis 12 in the left side of front and back partition 10, the partition 10 in front and back
Right side be equipped with metal axle sleeve 11, since the length of main operation axis 12 is too long, play the role of increasing by 12 rigidity of main operation axis, the
Two link mechanisms include the upper connecting lever 6 connecting with main operation axis 12 and the lower connecting lever that connect with the rotary shaft 24 on earthing switch 9
8 and the connecting rod 7 of upper connecting lever 6 and lower connecting lever 8 is connected, passes through rotation operation handle 23 and control main operation axis 12 and rotate, main operation
Axis 12 drives upper connecting lever 6 and connecting rod 7 and lower connecting lever 8 to move, and drives the rotary shaft 24 on earthing switch 9 to rotate, to realize
The divide-shut brake of earthing switch 9.
Front gate interlocking mechanism is additionally provided on the main operation axis 12, the front gate interlocking mechanism includes being set in the main behaviour
The lever construction making the cam 25 on axis 12 and being connect with the cam 25, in the cam 25 with 12 turns of the main operation axis
When dynamic, the other end of the lever construction and front door opening and closing are connected.Front gate interlocking mechanism is equipped on the right end of main operation axis 12,
Front gate interlocking mechanism includes the cam 25 for being mounted on the left side of auxiliary switch 15, the push plate 14 set on 25 bottom of cam, and perpendicular to
The support rod 26 that push plate 14 is arranged and the hyoplastron 21 for being parallel to the axial direction of main operation axis 12 and being flexibly connected with support rod 26,
Operation handle 23 is rotated, so that main operation axis 12 be driven to rotate, the protrusion of cam 25 is turned to perpendicular to push plate 14, further
Compression support rod 26 downwards, moves upwards the right end of the hyoplastron being flexibly connected with support rod 26 21, hyoplastron 21 is far from support rod
Groove 27 on 26 one end catches on the cross bar on front door 22, to realize the closure at front door；Operation handle 23 is rotated backward,
To drive main operation axis 12 to rotate backward, until the protrusion of cam 25 is parallel to push plate 14, support rod 26 rises, hyoplastron 21
Right end move downward so that the cross bar on the groove 27 on hyoplastron 21 and front door 22 is detached from, realize the unlatching at front door.
It further include the rear door interlocking mechanism of the second end set on the main operation axis 12, the rear door interlocking mechanism includes setting
In the second end reset spring 3, be set in the support 4 in 3 outside of the reset spring and be set to close in the support 4
The lock tube 2 at 1 end of back door, the lock tube 2 be inserted into realized in the aperture at the back door 1 restriction that the main operation axis 12 is rotated or
It releases.It is equipped with back door interlocking mechanism, the i.e. left end of main operation axis 12 in the second end of main operation axis 12, in back door interlocking mechanism
Left end is equipped with the limitation back door interlocking mechanism limit sleeve 5 mobile in 12 axial direction of main operation axis, at cabinet body and 2 cooperation of lock tube
It is provided with the square hole that side length is 34mm, boss is equipped on lock tube 2, rotates operation handle 23, drives the control ground connection of main operation axis 12
9 separating brake of switch, after 9 separating brake of earthing switch, poor 90 ° of opening direction on boss and Rear Door 1 on lock tube 2 lock Rear Door
1, back door cannot open；Operation handle 23 is rotated backward, drives main operation axis 12 to control earthing switch 9 and closes a floodgate, earthing switch 9 closes
When lock, the boss on lock tube 2 is consistent with the opening direction of Rear Door 1, back door, that is, openable；After back door is opened, lock tube 2 is multiple
It is slided under the action of the spring 3 of position to the direction of cabinet body, slides to locking in the square hole opened on cabinet body, earthing switch 9 is because of lock at this time
Set 2 locking cannot operate separating brake on the cabinet, it is necessary to first shut back door can operational grounding switch 9, to reach interlocking function
Energy.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes among the protection scope created still in the utility model.
Claims (9)
1. a kind of interlocking mechanism of earthing switch characterized by comprising
Earthing switch (9) and auxiliary switch (15) on main operation axis (12)；
Movable plate (29) is set to the first end of the main operation axis (12), the fixed plate (20) including being set in the first end
With the sliding panel (19) being slidably connected with the fixed plate (20)；
Electromagnet (17), has the ferroelectric heart flexible along the axial direction of the main operation axis (12), and the electromagnet (17) sets
In on the auxiliary switch (15), it is located at the lower section of the fixed plate (20), there is the ferroelectric when the electromagnet (17) are powered
The heart retracts internal, to form the bit space that allows of the sliding panel (19) slide downward, and opens the main operation axis (12) and outer
The energized state of the connection on boundary and the ferroelectric heart stretching when the electromagnet (17) power off, to be supported on the sliding panel (19)
Lower section makes it close the off-position of the main operation axis (12) and extraneous connection.
2. the interlocking mechanism of earthing switch according to claim 1, which is characterized in that the sliding panel (19) be equipped with
The through-hole (28) of main operation axis (12) adaptation, the main operation axis (12) pass through the through-hole (28) and extraneous manipulator
Handle (23) is detachably connected, the axial direction of the direction of motion of the sliding panel (19) perpendicular to the main operation axis (12).
3. the interlocking mechanism of earthing switch according to claim 2, which is characterized in that the sliding panel (19) is far from described
One end of electromagnet (17) is additionally provided with for driving the sliding panel (19) to transport along the axial direction perpendicular to the main operation axis (12)
Dynamic driving device.
4. the interlocking mechanism of earthing switch according to claim 3, which is characterized in that the driving device include with it is described
The first connecting rod mechanism (13) of sliding panel (19) connection and the torsional spring (31) for being set to described first connecting rod mechanism (13) one end, it is described
Torsional spring (31) is used to that closing will to be switched in the sliding panel (19) for opening the main operation axis (12) and extraneous connection
The state of the main operation axis (12) and extraneous connection.
5. the interlocking mechanism of earthing switch according to claim 4, which is characterized in that be additionally provided on the sliding panel (19)
Extending direction is parallel to the axial shift plate (30) of the main operation axis (12), and the shift plate (30) will be for that will close the main behaviour
The sliding panel (19) for making axis (12) and extraneous connection switches to the connection for opening the main operation axis (12) and the external world
State.
6. the interlocking mechanism of earthing switch according to claim 1-5, which is characterized in that further include being connect with described
Ground switchs the electrification display of (9) connection, and the electrification display is used to receive the signal of the earthing switch (9) output.
7. the interlocking mechanism of earthing switch according to claim 1-5, which is characterized in that the earthing switch
(9) it is connect by the second connecting rod mechanism being set on the main operation axis (12) with the main operation axis (12), in the master
The divide-shut brake of the earthing switch (9) is realized under the turning effort of operating shaft (12).
8. the interlocking mechanism of earthing switch according to claim 1-5, which is characterized in that the main operation axis
(12) front gate interlocking mechanism is additionally provided on, the front gate interlocking mechanism includes the cam being set on the main operation axis (12)
(25) and with the cam (25) lever construction connecting, when the cam (25) is rotated with the main operation axis (12),
The other end of the lever construction and front door opening and closing connect.
9. the interlocking mechanism of earthing switch according to claim 1-5, which is characterized in that further include set on described
The rear door interlocking mechanism of the second end of main operation axis (12), the rear door interlocking mechanism include the reset bullet set on the second end
Spring (3), the support (4) being set on the outside of the reset spring (3) and close back door (1) end in the support (4)
Lock tube (2), the lock tube (2) be inserted into the aperture of the back door (1) realize the restriction rotated to the main operation axis (12) or
It releases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821867453.4U CN208889522U (en) | 2018-11-13 | 2018-11-13 | A kind of interlocking mechanism of earthing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821867453.4U CN208889522U (en) | 2018-11-13 | 2018-11-13 | A kind of interlocking mechanism of earthing switch |
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| Publication Number | Publication Date |
|---|---|
| CN208889522U true CN208889522U (en) | 2019-05-21 |
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ID=66518219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821867453.4U Active CN208889522U (en) | 2018-11-13 | 2018-11-13 | A kind of interlocking mechanism of earthing switch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346346A (en) * | 2018-11-13 | 2019-02-15 | 浙江临高电气实业有限公司 | A kind of interlocking mechanism of earthing switch |
-
2018
- 2018-11-13 CN CN201821867453.4U patent/CN208889522U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346346A (en) * | 2018-11-13 | 2019-02-15 | 浙江临高电气实业有限公司 | A kind of interlocking mechanism of earthing switch |
| CN109346346B (en) * | 2018-11-13 | 2024-04-16 | 浙江临高电气实业有限公司 | Interlocking mechanism of grounding switch |
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