CN106025892A - Switch cabinet rear lower door interlocking structure - Google Patents
Switch cabinet rear lower door interlocking structure Download PDFInfo
- Publication number
- CN106025892A CN106025892A CN201610556153.3A CN201610556153A CN106025892A CN 106025892 A CN106025892 A CN 106025892A CN 201610556153 A CN201610556153 A CN 201610556153A CN 106025892 A CN106025892 A CN 106025892A
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- xiamen
- interlock
- microswitch
- state
- spring
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- 238000002955 isolation Methods 0.000 claims abstract description 46
- 238000012360 testing method Methods 0.000 claims abstract description 14
- 230000008602 contraction Effects 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 18
- 230000008439 repair process Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000004880 explosion Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/127—Withdrawal mechanism
- H02B11/133—Withdrawal mechanism with interlock
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides a switch cabinet rear lower door interlocking structure which is applied to the technical field of switch cabinet equipment parts. According to the switch cabinet rear lower door interlocking structure, a rear lower door (2) is arranged at the rear lower position of the cabinet body (1) of the switch cabinet; a locking electromagnet (6) is serially connected with a microswitch (7) and is then communicated with a power supply (18); and when the rear lower door (2) is opened, the microswitch (7) is set to be in a structure of a disconnected state, the locking electromagnet (6) is set to be in a structure of an interlocking state, and the locking electromagnet (6) is set to be in a structure capable of preventing an isolation trolley (3) from moving between a working position (4) and a test position (5). The interlocking structure of the invention has a simple structure, the switch cabinet can have first interlocking and second interlocking functions, safety accidents caused by error operation or hot-line operation by an operator can be eliminated, the safety and the reliability of the switching equipment during a daily maintenance or repair process are improved, and casualties are avoided.
Description
Technical field
The invention belongs to switch cabinet equipment component technology field, more specifically, under relating to after a kind of switch cubicle
Gate interlock structure.
Background technology
Along with the development of switchgear technology, the utilization of armored withdrawable switch device (switch cubicle) is more and more wider
General, the security reliability of switching devices requires more and more higher simultaneously.Switchgear design production process in,
The operational reliability of switchgear to be considered, switchgear to be considered is in regular maintenance or maintenance simultaneously
During, it is to avoid the equipment explosion accident caused because of the maloperation of operator and personnel casualty accidents.Switch
In equipment, for avoiding the security incident caused because of the maloperation of operator, switchgear should arrange improve can
The rear lower gate interlock leaned on, rear Xiamen need to possess following interlock: interlocking one: in the cable vault of switch cubicle
In the case of charging member is uncharged, rear Xiamen just can be opened.Operation principle: first isolation handcart is operated extremely
Testing position, now the charging member power-off in cable vault, electromagnetic lock automatic unlocking, rear Xiamen just can open,
After charging member being tested electric discharge before Wei Xiu, hang up earth lead at mounting position, now can carry out being correlated with
Maintenance work；Interlocking two: must be in the case of rear Xiamen is closed, in cable vault, charging member could be energized fortune
OK.Operation principle: after maintenance terminates, first unties the earth lead on mounting position, turns off rear Xiamen, this
Time isolation handcart operable to operating position, electromagnetic lock automatic blocking, charging member just can be energized operation.Mesh
Before, the switchgear that a lot of switchgear manufacturers produce, there is design defect, rear lower gate interlock imperfection,
Only possess interlocking one function, and do not possess interlocking two function, bring pole so to switchgear and operator
Big potential safety hazard, does not the most possess interlocking two, due to operator after maintenance terminates, do not have and
Time take off the earth lead on earthing position, rear Xiamen is not turned off, and charging member is in ground state, if now
Isolation handcart and is energized to operating position from testing position operation, charging member ground short circuit, thus cause tight
The switchgear instantaneous short circuit explosion accident of weight, even jeopardizes life security and the miscellaneous equipment peace of operator
Entirely.
Summary of the invention
The technical problem to be solved is: for deficiency of the prior art, it is provided that a kind of simple in construction,
Make switch cubicle be provided simultaneously with interlocking one and the function of interlocking two, thus possess perfect interlock, eliminate behaviour
The security incident making personnel's maloperation or hot line job and cause, improves the regular maintenance of switchgear or keeped in repair
Security reliability in journey, it is to avoid Xiamen interlock after the switch cubicle of casualties.
Techniques discussed above problem to be solved, the technical scheme that the present invention takes is:
The present invention is Xiamen interlock after a kind of switch cubicle, and described switch cubicle includes cabinet, under cabinet rear end
Xiamen after installation is put in orientation, also installs isolation handcart, charging member in cabinet, and isolation handcart is configured to
The structure of movement between operating position and testing position, after described switch cubicle, Xiamen interlock also includes locking
Electric magnet and microswitch, latching electromagnet connects with power supply after connecting with microswitch, and described rear Xiamen is beaten
When opening, microswitch is arranged in the structure of off-state, and latching electromagnet is arranged in Interlock Status
Structure, latching electromagnet is configured to stop isolation trolley knot of movement between operating position and testing position
Structure.
Described latching electromagnet is arranged on isolation handcart, plate after the cabinet that microswitch is arranged in cabinet
On, latching electromagnet is positioned close to isolate the position of the interlock plate of handcart, when described rear Xiamen is closed, micro-
Dynamic switch is configured to the structure being resisted against on rear Xiamen, and microswitch is arranged in the knot of on-state
Structure.
Described latching electromagnet includes electromagnet ontology, telescopic pin, when microswitch is off, stretches
Contracting pin is arranged in the structure of the state of stretching out, and telescopic pin is in when stretching out state, and telescopic pin is disposed against
Structure on the interlock plate of isolation handcart.
Described microswitch includes Switch main body, spring catch, spring, binding site, described spring catch, bullet
Spring, binding site are disposed as being positioned at the structure of Switch main body, and spring is arranged between spring catch and binding site,
Spring is configured to promote spring catch and binding site to be in the structure separating off-state.
Described spring catch one end is resisted against on spring, and the spring catch other end extends Switch main body, described after
When Xiamen is closed, rear Xiamen is set to exert a force on spring catch, and promotes spring catch and binding site to be in laminating even
The structure of logical state.
When described spring catch and binding site are in laminating connected state, the telescopic pin of described latching electromagnet sets
Be set to be in the structure of contraction state, when telescopic pin is in contraction state, telescopic pin be set to be no longer abut against every
Structure on the interlock plate of handcart.
Xiamen and the electromagnetic lock of cabinet after can locking it is additionally provided with on described rear Xiamen.
Use technical scheme, can obtain following beneficial effect:
Xiamen interlock after the switch cubicle of the present invention, by arranging latching electromagnet and microswitch, and locking
Electric magnet is connected again with microswitch and constitutes interlock system, and the break-make of microswitch can control locking electromagnetism
Ferrum dynamic, when rear Xiamen is opened, microswitch is off, and now latching electromagnet is in and does not leads to
Electricity state, now cannot operation isolation handcart, and when after Xiamen closedown after, microswitch in an ON state,
Now latching electromagnet is in the state of energising, and latching electromagnet no longer stops isolation handcart action, isolates handcart
Can operate, i.e. can move to operating position from testing position.Such setting so that switch cubicle possesses connection
Lock function, when the most only closing in rear Xiamen, the isolation handcart in switch cubicle could move, charging member ability
Live line work, when then Xiamen is not turned off, isolation handcart cannot operate.Such structure, it is possible to effectively keep away
Exempt from charging member ground short circuit, it is to avoid because maloperation causes serious switchgear instantaneous short circuit explosion accident, keep away
Exempt to jeopardize operator's life security and equipment safety.The interlock of the present invention, simple in construction so that switch
Cabinet is provided simultaneously with interlocking one and the function of interlocking two, possesses perfect interlock, eliminates operator's maloperation
Or hot line job and the security incident that causes, improve in the regular maintenance of switchgear or maintenance process safe and reliable
Property, it is to avoid casualties.
Accompanying drawing explanation
Content expressed by accompanying drawing each to this specification and the labelling in figure make brief description below:
Fig. 1 is the overall structure schematic diagram of Xiamen interlock after switch cubicle of the present invention；
Fig. 2 is the company of the microswitch of Xiamen interlock and latching electromagnet after switch cubicle of the present invention
Connection circuit schematic diagram；
Fig. 3 a is that the telescopic pin of the latching electromagnet of Xiamen interlock is in and stretches after switch cubicle of the present invention
Do well (being i.e. in reset state) time face structural representation；
Fig. 3 b is that the telescopic pin of the latching electromagnet of Xiamen interlock is in and stretches after switch cubicle of the present invention
Do well (being i.e. in reset state) time side-looking structural representation；
Fig. 3 c is that the telescopic pin of the latching electromagnet of Xiamen interlock is in receipts after switch cubicle of the present invention
Structural representation is faced during contracting state (being i.e. in attracting state)；
Fig. 3 d is that the telescopic pin of the latching electromagnet of Xiamen interlock is in receipts after switch cubicle of the present invention
Side-looking structural representation during contracting state (being i.e. in attracting state)；
Fig. 4 a is that the spring catch of the microswitch of Xiamen interlock is in and stretches out after switch cubicle of the present invention
Structural representation during state (being i.e. in reset state)；
Fig. 4 b is that the spring catch of the microswitch of Xiamen interlock is in contraction after switch cubicle of the present invention
Structural representation during state (being i.e. in compressive state)；
Accompanying drawing acceptance of the bid note is respectively as follows: 1, cabinet；2, rear Xiamen；3, isolation handcart；4, operating position；5、
Testing position；6, latching electromagnet；7, microswitch；8, electromagnet ontology；9, telescopic pin；10, connection
Jam plate；11, Switch main body；12, spring catch；13, spring；14, binding site；15, plate after cabinet；
16, charging member；17, electromagnetic lock；18, power supply.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, to the detailed description of the invention of the present invention as involved
Mutual alignment between the shape of each component, structure, each several part and annexation, the effect of each several part and work
Principles etc. are described in further detail:
As shown in accompanying drawing 1-accompanying drawing 4, the present invention is Xiamen interlock after a kind of switch cubicle, described switch cubicle
Including cabinet 1, cabinet 1 rear end lower position install after Xiamen 2, also install in cabinet 1 isolation handcart 3,
Charging member 16, isolation handcart 3 is configured to the knot of movement between operating position 4 and testing position 5
Structure, after described switch cubicle, Xiamen interlock also includes latching electromagnet 6 and microswitch 7, locking electromagnetism
Ferrum 6 connects with power supply 18 after connecting with microswitch 7, when described rear Xiamen 2 is opened, and microswitch 7
Being arranged in the structure of off-state, latching electromagnet 6 is arranged in the structure of Interlock Status, locking electricity
Magnet 6 is configured to stop isolation trolley 3 structure of movement between operating position 4 and testing position 5.
Said structure is arranged, and by arranging latching electromagnet and microswitch, and latching electromagnet connects with microswitch
Connect and constitute interlock system, the break-make of microswitch, the dynamic of latching electromagnet can be controlled, when after Xiamen beat
When opening, microswitch is off, and now latching electromagnet is in the state being not powered on, and now cannot grasp
Make isolation handcart, and when after Xiamen closedown after, in an ON state, now latching electromagnet is in microswitch
The state of energising, latching electromagnet no longer stops that isolation handcart action, isolation handcart can operate, i.e. can be from
Testing position moves to operating position.Such setting so that switch cubicle possesses interlock, the most only rear
When Xiamen is closed, the isolation handcart in switch cubicle could move, and charging member could live line work, then Xiamen
When being not turned off, isolation handcart cannot operate.Such structure, it is possible to be prevented effectively from charging member ground short circuit,
Avoid because maloperation causes serious switchgear instantaneous short circuit explosion accident, it is to avoid jeopardize operator's life peace
Complete and equipment safety.Xiamen interlock, simple in construction after switch cubicle of the present invention so that switch cubicle is same
Time possess interlocking one and the function of interlocking two, thus possess perfect interlock, eliminate operator's maloperation
Or hot line job and the security incident that causes, improve in the regular maintenance of switchgear or maintenance process safe and reliable
Property, it is to avoid casualties.
Described latching electromagnet 6 is arranged on isolation handcart 3, and microswitch 7 is arranged on the cabinet in cabinet 1
After body on plate 15, latching electromagnet 6 is positioned close to isolate the position of the interlock plate 10 of handcart 3, described
Rear Xiamen 2 when closing, microswitch 7 is configured to the structure being resisted against on rear Xiamen 2, microswitch
7 structures being arranged in on-state.
Described latching electromagnet 6 includes electromagnet ontology 8, telescopic pin 9, and microswitch 7 is in disconnection shape
During state, telescopic pin 9 is arranged in the structure of the state of stretching out, and telescopic pin 9 is in when stretching out state, telescopic pin
9 are disposed against the structure isolating on the interlock plate 10 of handcart 3.
Described microswitch 7 includes Switch main body 11, spring catch 12, spring 13, binding site 14, described
Spring catch 12, spring 13, binding site 14 be disposed as being positioned at the structure of Switch main body 11, spring 13
Being arranged between spring catch 12 and binding site 14, spring 13 is configured to promote spring catch 12 and binding site
14 are in the structure separating off-state.
Described spring catch 12 one end is resisted against on spring 13, and spring catch 12 other end extends Switch main body
11, when described rear Xiamen 2 is closed, rear Xiamen 2 is set to exert a force on spring catch 12, and promotes spring
Pin 12 and binding site 14 are in the structure of laminating connected state.
When described spring catch 12 and binding site 14 are in laminating connected state, described latching electromagnet 6
Telescopic pin 9 is arranged in the structure of contraction state, and when telescopic pin 9 is in contraction state, telescopic pin 9 is arranged
For being no longer abut against the structure on the interlock plate 10 of isolation handcart 3.
Xiamen 2 and the electromagnetic lock 17 of cabinet 1 after can locking it is additionally provided with on described rear Xiamen 2.
As shown in accompanying drawing 3a-3d, latching electromagnet is arranged on the interlock plate on isolation handcart.When locking electromagnetism
Ferrum is in the case of being not powered on, and the telescopic pin on latching electromagnet is in reset position, and interlock plate is in locking bit
Putting, telescopic pin produces barrier effect to interlock plate, now cannot operation isolation handcart.When latching electromagnet is logical
In the case of electricity, the telescopic pin on latching electromagnet is in attracted position, and telescopic pin loses stop and makees interlock plate
With, interlock plate can be freely movable to unlocked position, the most operable isolation handcart.
As shown in accompanying drawing 4a, 4b, when rear Xiamen is in open mode, the spring catch in microswitch is at bullet
Under the effect of the motive force of spring, automatically reseting along reset direction, the homing action of spring catch promotes spring catch and knot
Chalaza disconnects, and now includes that the electric control loop that microswitch and latching electromagnet form is disconnected, locking electricity
Magnet is in the state of being not powered on, and isolation handcart cannot move, it is to avoid operator's hot line job, and when after Xiamen
After closedown, the spring catch in microswitch shrinks along compression direction under the effect of rear Xiamen, spring catch and combination
Point connection, now includes that the electric control loop that microswitch and latching electromagnet form is switched on, locking electromagnetism
Ferrum is in "on" position, and isolation handcart can move, it is ensured that safety.Such structure, the lower couplet on the door after switch cubicle
Arranging of lock construction requires that operator must be operated by the interlock program of design, has stopped operator by mistake
The switchgear operated and cause and personnel casualty accidents.
Xiamen interlock after switch cubicle of the present invention, its work process is as follows:
To the power failure maintenance operation of the electric panel room in switch cubicle (i.e. interlock one): first will isolation handcart from work
Position operation is to testing position, and the now charging member power-off in cable vault, electromagnetic lock automatic unlocking, after opening
Xiamen, after charging member being tested electric discharge before maintenance, hangs up earth lead at mounting position, now can carry out
Relevant maintenance work；After rear Xiamen is opened, microswitch action, cut off electric control loop, cause isolation
Latching electromagnet power-off on handcart, isolation handcart is played barrier effect, now cannot operate by latching electromagnet
Isolation handcart, thus guarantees that charging member is in power-off inspecting state all the time, and operator can be carried out safely
Maintenance operation.Maintenance terminates rear power transmission operation (i.e. interlock two): first untie the earth lead on mounting position,
Turn off rear Xiamen, now microswitch action, connect electric control loop, the locking electromagnetism on isolation handcart
Tie Tong electricity, latching electromagnet and the interlocking isolated between handcart are untied, then operate isolation handcart to operating position,
Electromagnetic lock automatic blocking, charging member just can be energized operation；If operator do not take off earth lead, and rear Xiamen
Being not turned off, now microswitch is internal disconnects, and cuts off electric control loop, and latching electromagnet pins isolation hands
Car, isolation handcart cannot operate to operating position, and charging member is in off-position all the time, does not results in charged
Grounding components short circuit.
Xiamen interlock after the switch cubicle of the present invention, by arranging latching electromagnet and microswitch, and locking
Electric magnet is connected again with microswitch and constitutes interlock system, and the break-make of microswitch can control locking electromagnetism
Ferrum dynamic, when rear Xiamen is opened, microswitch is off, and now latching electromagnet is in and does not leads to
Electricity state, now cannot operation isolation handcart, and when after Xiamen closedown after, microswitch in an ON state,
Now latching electromagnet is in the state of energising, and latching electromagnet no longer stops isolation handcart action, isolates handcart
Can operate, i.e. can move to operating position from testing position.Such setting so that switch cubicle possesses connection
Lock function, when the most only closing in rear Xiamen, the isolation handcart in switch cubicle could move, charging member ability
Live line work, when then Xiamen is not turned off, isolation handcart cannot operate.Such structure, it is possible to effectively keep away
Exempt from charging member ground short circuit, it is to avoid because maloperation causes serious switchgear instantaneous short circuit explosion accident, keep away
Exempt to jeopardize operator's life security and equipment safety.The interlock of the present invention, simple in construction so that switch
Cabinet is provided simultaneously with interlocking one and the function of interlocking two, possesses perfect interlock, eliminates operator's maloperation
Or hot line job and the security incident that causes, improve in the regular maintenance of switchgear or maintenance process safe and reliable
Property, it is to avoid casualties.
Above in conjunction with accompanying drawing, the present invention is carried out exemplary description, it is clear that concrete implementation of the present invention is not subject to
The restriction of aforesaid way, if the various improvement that the method design that have employed the present invention is carried out with technical scheme, or
The most improved design by the present invention and technical scheme directly apply to other occasions, all in the protection of the present invention
In the range of.
Claims (7)
1. an Xiamen interlock after switch cubicle, described switch cubicle includes cabinet (1), after cabinet (1)
Xiamen (2) after end lower position installation, also installs isolation handcart (3), charging member (16) in cabinet (1),
Isolation handcart (3) is configured to the structure of movement between operating position (4) and testing position (5),
It is characterized in that: after described switch cubicle, Xiamen interlock also includes latching electromagnet (6) and microswitch
(7), latching electromagnet (6) connects with power supply (18) after connecting with microswitch (7), described rear under
When door (2) is opened, microswitch (7) is arranged in the structure of off-state, latching electromagnet (6)
Being arranged in the structure of Interlock Status, latching electromagnet (6) is configured to stop isolation trolley (3) to exist
The structure of movement between operating position (4) and testing position (5).
Xiamen interlock after switch cubicle the most according to claim 1, it is characterised in that: described closes
Lock electric magnet (6) is arranged in isolation handcart (3), and microswitch (7) is arranged on the cabinet in cabinet (1)
After body on plate (15), latching electromagnet (6) is positioned close to isolate the interlock plate (10) of handcart (3)
Position, when described rear Xiamen (2) is closed, microswitch (7) is configured to be resisted against rear Xiamen (2)
On structure, microswitch (7) is arranged in the structure of on-state.
Xiamen interlock after switch cubicle the most according to claim 2, it is characterised in that: described closes
Lock electric magnet (6) includes electromagnet ontology (8), telescopic pin (9), and microswitch (7) is off
Time, telescopic pin (9) is arranged in the structure of the state of stretching out, and telescopic pin (9) is in when stretching out state, stretches
Contracting pin (9) is disposed against the structure isolating on the interlock plate (10) of handcart (3).
Xiamen interlock after switch cubicle the most according to claim 3, it is characterised in that: described is micro-
Dynamic switch (7) includes Switch main body (11), spring catch (12), spring (13), binding site (14), institute
The spring catch (12) stated, spring (13), binding site (14) are disposed as being positioned at Switch main body (11)
Structure, spring (13) is arranged between spring catch (12) and binding site (14), and spring (13) is set to
Spring catch (12) and binding site (14) can be promoted to be in the structure separating off-state.
Xiamen interlock after switch cubicle the most according to claim 4, it is characterised in that: described bullet
Spring pin (12) one end is resisted against on spring (13), and spring catch (12) other end extends Switch main body (11),
When described rear Xiamen (2) is closed, rear Xiamen (2) are set to exert a force on spring catch (12), and promote
Spring catch (12) and binding site (14) are in the structure of laminating connected state.
Xiamen interlock after switch cubicle the most according to claim 5, it is characterised in that: described bullet
When spring pin (12) and binding site (14) are in laminating connected state, stretching of described latching electromagnet (6)
Contracting pin (9) is arranged in the structure of contraction state, when telescopic pin (9) is in contraction state, telescopic pin (9)
It is set to the structure being no longer abut against on the interlock plate (10) of isolation handcart (3).
Xiamen interlock after switch cubicle the most according to claim 2, it is characterised in that: after described
Xiamen (2) and the electromagnetic lock (17) of cabinet (1) after can locking it is additionally provided with on Xiamen (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610556153.3A CN106025892B (en) | 2016-07-15 | 2016-07-15 | Xiamen interlock after a kind of switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610556153.3A CN106025892B (en) | 2016-07-15 | 2016-07-15 | Xiamen interlock after a kind of switchgear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106025892A true CN106025892A (en) | 2016-10-12 |
| CN106025892B CN106025892B (en) | 2018-04-17 |
Family
ID=57118803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610556153.3A Expired - Fee Related CN106025892B (en) | 2016-07-15 | 2016-07-15 | Xiamen interlock after a kind of switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106025892B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112234440A (en) * | 2020-12-15 | 2021-01-15 | 国网山东省电力公司潍坊供电公司 | Switch cabinet and operation method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088345B (en) * | 2018-08-29 | 2021-02-26 | 汇网电气有限公司 | Method for realizing switch cabinet with interlocking structure |
| CN109038342B (en) * | 2018-08-29 | 2021-02-26 | 汇网电气有限公司 | Switch cabinet with interlocking structure |
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| CN206135282U (en) * | 2016-07-15 | 2017-04-26 | 安徽明远电力设备制造有限公司 | Xiamen interlocking structure behind cubical switchboard |
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- 2016-07-15 CN CN201610556153.3A patent/CN106025892B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI316317B (en) * | 2003-04-15 | 2009-10-21 | Schneider Electric Ind Sas | Locking device of a plug-in electrical apparatus and switchgear apparatus comprising such a device |
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| KR101068757B1 (en) * | 2009-12-31 | 2011-09-28 | 엘에스산전 주식회사 | Plug interlock device for vacuum circuit breaker |
| CN204740981U (en) * | 2015-06-16 | 2015-11-04 | 江苏大全长江电器股份有限公司 | Electrically -operated interlocking device |
| CN205195128U (en) * | 2015-11-25 | 2016-04-27 | 南京四方致捷开关有限公司 | Air insulation dual supply looped netowrk cabinet |
| CN206135282U (en) * | 2016-07-15 | 2017-04-26 | 安徽明远电力设备制造有限公司 | Xiamen interlocking structure behind cubical switchboard |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112234440A (en) * | 2020-12-15 | 2021-01-15 | 国网山东省电力公司潍坊供电公司 | Switch cabinet and operation method |
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|---|---|
| CN106025892B (en) | 2018-04-17 |
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