CN105220960B - A kind of ground wire anti-misoperation lock - Google Patents
A kind of ground wire anti-misoperation lock Download PDFInfo
- Publication number
- CN105220960B CN105220960B CN201510694161.XA CN201510694161A CN105220960B CN 105220960 B CN105220960 B CN 105220960B CN 201510694161 A CN201510694161 A CN 201510694161A CN 105220960 B CN105220960 B CN 105220960B
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- Prior art keywords
- lock
- pin
- unlocking
- ground wire
- installation cavity
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- 238000009434 installation Methods 0.000 claims abstract description 27
- 230000000712 assembly Effects 0.000 claims abstract description 12
- 238000000429 assembly Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 239000000523 sample Substances 0.000 claims abstract description 4
- 230000005389 magnetism Effects 0.000 claims description 20
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 240000005266 Schlumbergera truncata Species 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Abstract
The present invention relates to a kind of ground wire anti-misoperation lock, including lock body and lock pin, the lock body includes housing, unlocking installation cavity is provided with the housing, locking installation cavity, code identification installation cavity and the lockhole for inserting lock pin, the first unlocking jack being engaged with the noisy key transmission alignment pin of electricity is provided with the code identification installation cavity, the second unlocking jack being engaged with five anti-computer key trip levers and the code identification device being engaged with five anti-computer key wireless probes, lock assembly is provided with the unlocking installation cavity, one end of the lock assembly is provided with the unlocking plunger extended along its end into the first unlocking jack, banking pin is vertically provided with the second unlocking jack, the slide assemblies for being used for driving banking pin unblock or lockup state are provided with the locking installation cavity, the lockhole is four.The present invention improves the processing safety of ground wire, it is to avoid the accident that operating personnel forget installing ground wire and caused in operation occurs.
Description
Technical field
The present invention relates to a kind of anti-misoperation apparatus, and in particular to a kind of ground wire anti-misoperation lock.
Background technology
Ground wire is widely used in power system, and ground wire is connected to the body of equipment mostly, when circuit offside is wrong
When operation power transmission or circuit have remaining capacity in itself, it is possible to by the incoming the earth of ground wire, so as to avoid people from being electrically shocked
Danger.There is also certain risk while ground wire brings safe, the accident of line power transmission with ground occurs repeatedly in recent years,
Massive losses are brought to power network.Need to investigate the ground wire hung in equipment one by one before combined floodgate power transmission.In night time operation by
In light problem, operating personnel are difficult to find the position of ground wire, easily to cause the pernicious mistake of leakage dismounting ground wire and combined floodgate power transmission
Operating accident.
Grid switching operation is the basic operation in electrical operation, when carrying out grid switching operation, it is necessary to which operation is suitable as defined in following
Sequence.Due to the presence of five-defence block, during power transmission is operated, it substantially prevent and do not pluck grounding wire pole progress power transmission operation
Accident occurs.But even with the presence of five anti-devices, still there occurs that many rise forgets that removing ground wire just enters in recent years
The accident that row closes a floodgate occurs.Reason of searching to the bottom is due to that five anti-devices can be unlocked by force, and often some operating personnel do not press
According to regulation five anti-devices have been carried out with the unblock of mistake, or has not followed the pertinent regulations of grid switching operation using short-circuit line and opens
Lock tool is unlocked, and result in the generation of accident;Simultaneously because earth terminal is relatively small, easily it is ignored, operating personnel are in operation
During forget installing ground wire, while tour personnel checks also inconvenient.
The content of the invention
It is an object of the invention to provide a kind of ground wire anti-misoperation lock, operation lock can improve the operation of ground wire
Security, it is to avoid the accident that operating personnel forget installing ground wire and caused in operation occurs.
To achieve the above object, present invention employs following technical scheme:
A kind of ground wire anti-misoperation lock, including lock body and lock pin, the lock body, which includes being provided with housing, the housing, to be opened
Lock and set in installation cavity, locking installation cavity, code identification installation cavity and the lockhole for inserting lock pin, the code identification installation cavity
Have the first unlocking jack being engaged with electricity noisy key transmission alignment pin, second opening of being engaged with five anti-computer key trip levers
Locking group is provided with rosette for lock and the code identification device being engaged with five anti-computer key wireless probes, the unlocking installation cavity
Part, one end of the lock assembly is provided with the unlocking plunger extended along its end into the first unlocking jack, and described second unlocks
It is vertical in jack to be provided with the Slide Group for being provided with banking pin, the locking installation cavity and being used for driving banking pin unblock or lockup state
Part, the lockhole is four, and the slide assemblies could drive slide assemblies to stop by lock pin and the fully mated of lockhole
The unblock of pin and locking.
Further, the slide assemblies include horizontally disposed plane slide plate and the connection being slidably mounted in plane slide plate
Dynamic leaf spring, the linkage leaf spring has the curved surface bent to the plane slide plate direction, and the curved surface is arranged on lockhole by lock pin
Extend deformation to its both sides when interior, the afterbody of the linkage leaf spring is connected by drive link with the banking pin, to pass through connection
The transmission of dynamic leaf spring and drive link coordinates carries out locking and unblock to banking pin.
Further, the linkage leaf spring is made up of multiple arch slide plates being arranged in order, the two ends of the arch slide plate
It is connected with each other and is horizontally slipped along plane slide plate by the axis of rolling, the drive link and banking pin is slidably installed by first rotating shaft
In the housing, and banking pin can be moved by the push-and-pull of drive link between vertically and horizontally.
Further, the lock pin include the lock pin that is sequentially connected buckle, lock pin body and lock pin T heads, set in the lock pin body
Have a permanent magnet, the lock assembly include horizontally disposed lock pillar and with the vertically disposed bayonet lock bar of lock pillar, the unlocking plunger
The end of lock pillar is fixed on, one end of the bayonet lock bar is fixedly connected by bayonet lock chain with lock pillar, and its other end gos deep into lockhole,
And with the joint end being engaged with T recess of lock pin, the outside of joint end is provided with holddown spring, the card in lockhole
The inner side of pin rod is provided with the second rotating shaft, by the rotation of lock pillar bayonet lock bar can be driven outwards to rotate.
Further, unlocking fixture is provided between the lockhole and linkage leaf spring, the unlocking fixture includes fixing
In the sliding sleeve of lockhole end and the permanent magnetism ejector pin inside sliding sleeve, the magnetic of the permanent magnetism ejector pin and the magnetic of the permanent magnet
Property is on the contrary, so that permanent magnetism ejector pin can be by the way that, along sliding sleeve slid inward, the linkage leaf spring passes through permanent magnetism top in the presence of magnetic force
The thrust of pin extends deformation to its both sides.
Further, the arch slide plate is four and, the permanent magnetism ejector pin and arch corresponding with the permanent magnetism ejector pin
Smooth landing slab is provided between slide plate.
As shown from the above technical solution, ground wire anti-misoperation lock of the present invention, simple in construction, easy to use, leads to
The cooperation earth wire crossed with five anti-computer keys carries out management and control, could be anti-electric by five only after ground wire is all connected
Brain key is unlocked to ground connection machine, it is to avoid staff maloperation and the accident that causes occurs, improve the operation of power network
Reliability, meets the management requirement that ground connection specified in electric power safety code is installed, removed, eliminates ground wire maloperation band
The accident come.
Brief description of the drawings
Fig. 1 is the structural representation of lock body of the present invention;
Fig. 2 is structural representation when lock body of the present invention coordinates installation with lock pin;
Fig. 3 is that lock body of the present invention coordinates the structural representation after installation with lock pin;
Partial schematic diagram when Fig. 4 is locking when lock pin coordinates with unlocking fixture.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings:
As shown in Figure 1, 2, the ground wire anti-misoperation lock of the present embodiment, including lock body and lock pin 5, lock body includes housing,
Unlocking installation cavity 1, locking installation cavity 2, code identification installation cavity 3 and the lockhole 4 for inserting lock pin 5, coding are provided with housing
Identification installation cavity 3 is interior to be provided with the first unlocking jack 31 being engaged with the noisy key transmission alignment pin of electricity and five anti-computer key solutions
The second unlocking jack 32 that locking bar is engaged and the code identification device 33 being engaged with five anti-computer key wireless probes, peace of unlocking
It behave affectedly in 1 provided with lock assembly, one end of lock assembly is provided with the unlocking pin extended along its end into the first unlocking jack 31
First 11, be vertically provided with banking pin 34, locking installation cavity 2 in the second unlocking jack 32 be provided be used to driving banking pin 34 unlock or
The slide assemblies of lockup state, lockhole 4 is four, is respectively used to the patchhole of A, B, C, N earthing pole, slide assemblies pass through lock pin
The 5 fully mated unblock that could drive slide assemblies to banking pin 34 and locking with lockhole 4.
The slide assemblies of the present embodiment include horizontally disposed plane slide plate 21 and are slidably mounted in plane slide plate 21
Linked leaf spring 22, and the linkage leaf spring 22 is sequentially connected by multiple arch slide plates and constituted, and the two ends of arch slide plate pass through the axis of rolling 24
It is connected with each other and is horizontally slipped along plane slide plate 21, the arch slide plate has the curved surface bent to the direction of plane slide plate 21, the song
Extend deformation to its both sides when face is arranged in lockhole 4 by lock pin 5, the afterbody of linkage leaf spring 22 passes through drive link 23 and stop
Pin 34 is connected, and locking and unblock are carried out to banking pin 34 to coordinate by the transmission of link leaf spring 22 and drive link 23.In order to
Facilitate the slip of banking pin 34, the drive link 23 and banking pin 34 are slidably installed in the housing by first rotating shaft 25, and stop
Pin 34 can be moved by the push-and-pull of drive link 23 between vertically and horizontally, i.e., when lock pin 5 is entirely insertable in lockhole 4
When, its banking pin 34 is horizontally situated or banking pin 34 is tilted to less than the second unlocking jack 32, so that the second unlocking is inserted
Hole 32, which is in, opens released state, and now five anti-computer keys can be unlocked by the second unlocking jack 32 to lock body, when
When lock pin 5 is all extracted from lockhole 4, banking pin 34 is located at upright position, to stop that five anti-computer key insertions second are unlocked
Unlocked in jack 32.Its releasing process is as shown in Figure 2,3.
As shown in figure 4, the lock pin that lock pin 5 includes being sequentially connected is buckled in 51, lock pin body 52 and lock pin T first 53, lock pin body 52
Provided with permanent magnet 521, lock assembly includes horizontally disposed lock pillar 12 and with the vertically disposed bayonet lock bar 13 of lock pillar 12, pin of unlocking
First 11 are fixed on the end of lock pillar 12, and one end of bayonet lock bar 13 is fixedly connected by bayonet lock chain 14 with lock pillar 12, and its other end is deep
Enter in lockhole 4, and with the joint end 131 being engaged with first 53 recess of lock pin T, the outside of joint end 131 in lockhole 4
Provided with holddown spring 15, the inner side of bayonet lock bar 13 is provided with the second rotating shaft 16, can drive bayonet lock bar by the rotation of lock pillar 12
13 outwards rotations.The rotation of bayonet lock bar 13 for convenience, the bayonet lock chain 14 is fixedly connected by alignment pin 17 with lock pillar, works as lock pin
5 are pushed into lockhole 4, and its side joint end 131 with a slope is lifted under lock pin T first 53 thrust, is further pushed away
Enter after lock pin 5, joint end 131 is in the presence of holddown spring 15, insertion lock pin T first 53 recess, to lock lock pin 5.
Unlock for convenience, in the present embodiment, be provided with unlocking fixture 6 between lockhole 4 and linkage leaf spring 22, unlock and fix
Part 6 includes the sliding sleeve 61 and the permanent magnetism ejector pin 62 inside sliding sleeve 61 for being fixed on the end of lockhole 4, the magnetic of permanent magnetism ejector pin 62
Magnetic with permanent magnet 521 is on the contrary, so that permanent magnetism ejector pin 62 can be by, along the slid inward of sliding sleeve 61, linking in the presence of magnetic force
Leaf spring 22 extends deformation by the thrust of permanent magnetism ejector pin 62 to its both sides.Because in the permanent magnet 521 in lock pin body 52 and sliding sleeve 61
Permanent magnetism ejector pin 62 polarity it is identical, so lock pin 5 often be in thrust.During unlocking, unlocking plunger 11 is rotated clockwise, is made
Lock pillar 12 is synchronous to turn clockwise, and the alignment pin 17 being fixed on lock pillar 12 pulls bayonet lock chain 14, bayonet lock bar 13 with the second rotating shaft
The 16 synchronous clockwise rotations under power effect, joint end 131 overcomes the power effect of holddown spring 15 to be lifted up, and its lock pin 5 exists
Ejected under magneticaction.
In order to increase the motive force of 62 pairs of permanent magnetism ejector pin linkage leaf spring 22, the arch slide plate be four and with permanent magnetism ejector pin 62
It is corresponding, smooth landing slab 63 is provided between permanent magnetism ejector pin 62 and arch slide plate.The one side and linkage board of the smooth landing slab 63
The cambered top end of spring 22 is welded and fixed, and another side low-resistance is smooth and parallel with plane slide plate 21.When incomplete in each lockhole 4
Linkage leaf spring 22 can not be fully extended during insertion lock pin 5, then pin 34 can not be transferred in locking installation cavity clockwise completely,
Five anti-computer keys can not then insert the second unlocking jack 32 and be unlocked or recognition and verification lock coding.
When needing hanging earthing conductor to unlock, each lockhole 4 must be the fully-inserted state of lock pin 5, and now link the energy of leaf spring 22
It is fully extended, pin 34 is transferred in locking installation cavity 2 clockwise completely, five anti-computer keys are granted the unlocking of insertion second and inserted
Hole 32, if magnetic is locked in ground wire anti-misoperation(Light)The coding of code identification device is identical with five anti-computer key identification codes, then presses
After lower five anti-computer key unlocking buttons, its ground wire anti-misoperation lock unlocking plunger 11 will be with five anti-computer key plugs together
Bayonet lock bar 13 in rotation, ground wire anti-misoperation lock will be in company with being turned clockwise, and each joint end 131 is opened, and lock pin 5 is in same magnetic
The lower ejection lockhole 4 of polar forces effect, realizes and unlocks;If magnetic is locked in ground wire anti-misoperation(Light)The coding of code identification device and five
Anti- computer key identification code is differed, and five anti-computer key unlocking buttons can not be pressed, and five anti-computer key plugs can not be rotated,
Then ground wire anti-misoperation lock unlocking plunger 11 refuses rotation, will be unable to unlocking hanging earthing conductor.
When needing to remove ground wire, it is necessary to remove all earthing poles, and to must be inserted into ground wire anti-error for all lock pins 5
In operation lock lockpin hole 4, five anti-computer keys could insert first, second unlocking jack 31 and 32 and be unlocked, and ground wire is prevented
Magnetic is locked in maloperation(Light)The coding of code identification device is identical with five anti-computer key identification codes, then passes through five anti-computer key schools
Core, five anti-computer keys can carry out the unlocking operation of ground connection pole;Lockhole 4 is not inserted into when leaving any pole of ground wire
When, then judge that ground wire conductive electrode is not removed completely, five anti-computer keys can not be by checking, refusal next step operation, effectively
Overall process carries out ground wire anti-misoperation management.In use, lock pin 5 is connected by connecting line with earthing pole, then by lock pin 5 with
Lock body carries out grafting, and in order to avoid maloperation, the length of the connecting line should be less than the length between earthing pole and external equipment,
In the present embodiment, the connecting line is preferable over less than or equal to 30cm.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
In various modifications and improvement that case is made, the protection domain that claims of the present invention determination all should be fallen into.
Claims (6)
1. a kind of ground wire anti-misoperation lock, it is characterised in that:Including lock body and lock pin(5), the lock body includes housing, described
Unlocking installation cavity is provided with housing(1), locking installation cavity(2), code identification installation cavity(3)With for inserting lock pin(5)Lock
Hole(4), the code identification installation cavity(3)Interior be provided with transmits the first unlocking jack that alignment pin is engaged with computer key
(31), the second unlocking jack for being engaged with computer key trip lever(32)And the coding being engaged with computer key wireless probe
Identifier(33), the unlocking installation cavity(1)Interior to be provided with lock assembly, one end of the lock assembly is provided with along its end to the
One unlocking jack(31)The unlocking plunger of interior extension(11), the second unlocking jack(32)It is interior to be vertically provided with banking pin(34),
The locking installation cavity(2)Interior be provided with is used to drive banking pin(34)Unblock or the slide assemblies of lockup state, the lockhole(4)
For four, the slide assemblies pass through lock pin(5)With lockhole(4)Fully mated could drive slide assemblies to banking pin(34)
Unblock and locking.
2. ground wire anti-misoperation lock according to claim 1, it is characterised in that:The slide assemblies include horizontally disposed
Plane slide plate(21)And it is slidably mounted on plane slide plate(21)On linkage leaf spring(22), the linkage leaf spring(22)With to
The plane slide plate(21)The curved surface of direction bending, the curved surface passes through lock pin(5)Installed in lockhole(4)Extend when interior to its both sides
Deformation, the linkage leaf spring(22)Afterbody pass through drive link(23)With the banking pin(34)It is connected, to pass through linkage board
Spring(22)And drive link(23)Transmission coordinate to banking pin(34)Carry out locking and unblock.
3. ground wire anti-misoperation lock according to claim 2, it is characterised in that:The linkage leaf spring(22)By it is multiple according to
The arch slide plate composition of secondary arrangement, the two ends of the arch slide plate pass through the axis of rolling(24)Be connected with each other and can be along plane slide plate
(21)Horizontally slip, the drive link(23)And banking pin(34)Pass through first rotating shaft(25)It is slidably installed in the housing, and only
Shelves pin(34)Pass through drive link(23)Push-and-pull can be moved between vertically and horizontally.
4. ground wire anti-misoperation lock according to claim 3, it is characterised in that:The lock pin(5)Including being sequentially connected
Lock pin buckle(51), lock pin body(52)With lock pin T heads(53), the lock pin body(52)It is interior to be provided with permanent magnet(521), the locking
Component includes horizontally disposed lock pillar(12)And and lock pillar(12)Vertically disposed bayonet lock bar(13), the unlocking plunger(11)Gu
It is scheduled on lock pillar(12)End, the bayonet lock bar(13)One end pass through bayonet lock chain(14)With lock pillar(12)It is fixedly connected, its is another
Lockhole is goed deep into one end(4)It is interior, and have and lock pin T heads(53)The joint end that recess is engaged(131), positioned at lockhole(4)It is interior
Joint end(131)Outside be provided with holddown spring(15), the bayonet lock bar(13)Inner side be provided with the second rotating shaft(16), to pass through
Lock pillar(12)Rotation can drive bayonet lock bar(13)Outwards rotation.
5. ground wire anti-misoperation lock according to claim 4, it is characterised in that:The lockhole(4)With linkage leaf spring
(22)Between be provided with unlocking fixture(6), the unlocking fixture(6)Including being fixed on lockhole(4)The sliding sleeve of end(61)And
Installed in sliding sleeve(61)Internal permanent magnetism ejector pin(62), the permanent magnetism ejector pin(62)Magnetic and the permanent magnet(521)Magnetic
Property is on the contrary, so that permanent magnetism ejector pin(62)Can by the presence of magnetic force along sliding sleeve(61)Slid inward, the linkage leaf spring
(22)Pass through permanent magnetism ejector pin(62)Thrust to its both sides extend deformation.
6. ground wire anti-misoperation lock according to claim 5, it is characterised in that:The arch slide plate for four and with institute
State permanent magnetism ejector pin(62)It is corresponding to set, the permanent magnetism ejector pin(62)Smooth landing slab is provided between arch slide plate(63).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510694161.XA CN105220960B (en) | 2015-10-25 | 2015-10-25 | A kind of ground wire anti-misoperation lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510694161.XA CN105220960B (en) | 2015-10-25 | 2015-10-25 | A kind of ground wire anti-misoperation lock |
Publications (2)
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CN105220960A CN105220960A (en) | 2016-01-06 |
CN105220960B true CN105220960B (en) | 2017-09-22 |
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CN201510694161.XA Expired - Fee Related CN105220960B (en) | 2015-10-25 | 2015-10-25 | A kind of ground wire anti-misoperation lock |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108365464A (en) * | 2018-01-23 | 2018-08-03 | 安徽柒海智能控制技术有限公司 | A kind of ground connection end anti-misoperation apparatus and its prevent maloperation method |
CN108490814B (en) * | 2018-04-27 | 2020-06-23 | 国网山东省电力公司聊城供电公司 | Switching principle-based transformer substation five-prevention verification method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US20060202269A1 (en) * | 2005-03-08 | 2006-09-14 | Semiconductor Energy Laboratory Co., Ltd. | Wireless chip and electronic appliance having the same |
CN201421969Y (en) * | 2009-05-15 | 2010-03-10 | 珠海优特电力科技股份有限公司 | Detection locking device of temporary grounding wire |
US8890651B2 (en) * | 2011-07-20 | 2014-11-18 | Youtech, Inc. | Interchangeable lock core and opening method thereof |
CN102255393B (en) * | 2011-07-29 | 2013-06-26 | 重庆大学 | Ground wire hanging anti-error blocking system and method thereof |
CN102969659B (en) * | 2012-11-14 | 2016-05-11 | 四川省电力公司内江电业局 | Earth connection anti-misoperation apparatus |
CN205277083U (en) * | 2015-10-25 | 2016-06-01 | 国家电网公司 | Maloperation lock is prevented to earth connection |
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2015
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