CN106505350A - Terminal block blocking device - Google Patents
Terminal block blocking device Download PDFInfo
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- CN106505350A CN106505350A CN201611221292.7A CN201611221292A CN106505350A CN 106505350 A CN106505350 A CN 106505350A CN 201611221292 A CN201611221292 A CN 201611221292A CN 106505350 A CN106505350 A CN 106505350A
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- China
- Prior art keywords
- locking piece
- deadlock lever
- locking
- terminal block
- group
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
- H01R13/447—Shutter or cover plate
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Abstract
The present invention provides a kind of terminal block blocking device, including support bar, locking piece, deadlock lever, support and position limiting structure；The support bar is provided with multiple locking piece, at least one binding post of each locking piece corresponding terminal row, one end of each locking piece is rotationally connected with the support bar, and the other end is provided with latching member, and the latching member is in order to individually limiting the rotation of a locking piece；The deadlock lever and the support bar parallel interval are arranged on the support；The position limiting structure is arranged on the support, limits the motion of the deadlock lever；When the locking piece is taken to be put on the deadlock lever, the locking piece is in independent blocking.When the deadlock lever suppresses the locking piece, the locking piece is in overall blocking.Above-mentioned technical proposal can realize the mandatory locking to terminal block, and the isolation effect of the terminal block blocking device is good, and simple to operate, security is higher.
Description
Technical field
The present invention relates to electrical equipment and electrical engineering field, more particularly to a kind of terminal block blocking device.
Background technology
Terminal block is the terminal assemblies the insulating element in order to fixed supporter for carrying multiple or multigroup mutually insulateds.End
The effect of son row is exactly that equipment in screen is connected with the circuit of screen external equipment, plays the work that signal (electric current, voltage etc.) is transmitted
With.There is terminal block so that wiring is attractive in appearance, easy to maintenance, mainly firm during connection between long distance is offline, construction and tie up
Shield is convenient.
Work about electric power personnel when overhauling terminal block and operation terminal region point or being spaced, due to there is mistake in operation
Touch or maloperation, there is potential safety hazard.Traditional terminal strip of protective device includes sealing Ka Gai and is hinged movable flip.Wherein close
Envelope Ka Gai is engaged with terminal block, and in order to seal and isolate binding post, sealing card is covered and can arrange groove, deposits sealing Ka Gai
Warning sign.Movable flip is in order to checking the state of binding post.The structure is only capable of playing preventing from touching by mistake prevents behaviour by mistake with indicative
Make function, and can not solve the problems, such as mandatory anti-error.
Content of the invention
It is based on this, it is necessary to mandatory anti-error problem can not be realized for terminal strip of protective device, there is provided a kind of terminal
Row's protector.
A kind of terminal block blocking device, including：Support bar, locking piece, deadlock lever, support and position limiting structure；
The support bar is provided with multiple locking piece, at least one wiring of each locking piece corresponding terminal row
Terminal, one end of each locking piece are rotationally connected with the support bar, and the other end is provided with latching member, the latching member
In order to individually to limit the rotation of a locking piece；
The deadlock lever and the support bar parallel interval are arranged on the support；
The position limiting structure is arranged on the support, limits the motion of the deadlock lever；
The locking piece has two location status relative to the deadlock lever：Independent blocking and overall latch like
State；When being located at independent blocking, the locking piece is taken and is put on the deadlock lever, by the latching member and the deadlock lever
Cooperation limit the rotation of each locking piece；When being located at overall blocking, the deadlock lever suppresses the locking piece, limit
Make the rotation of multiple locking piece.
In one embodiment, the motion mode of the deadlock lever includes：Mobile or rotation；
Two location status of the locking piece relative to the deadlock lever are realized by the motion of the deadlock lever.
In one embodiment, also include compressing tablet, the compressing tablet is fixedly installed on the deadlock lever periphery, closes by described
The rotation of locking bar, realizes that the locking piece changes relative to the location status of the compressing tablet：The compressing tablet compacting is the plurality of to close
Locking plate simultaneously limits the rotation of the plurality of locking piece；The locking piece is taken and is put in the compressing tablet, is limited by the latching member every
The rotation of the individual locking piece.
In one embodiment, the position limiting structure includes that fixed part and limiting section, the fixed part are arranged at described
Frame, the limiting section are arranged at the deadlock lever, and the fixed part and the limiting section coordinate the rotation for limiting the deadlock lever.
In one embodiment, the fixed part be obturator hernia, the limiting section be locking button, the locking button with described
Obturator hernia can folding limiting the rotation of the deadlock lever.
In one embodiment, the first lockset and the second lockset are also included, the latching member is locking through hole；
First lockset surround the locking rod lock, to limit the work of the locking piece through the locking through hole
Dynamic；
The limiting section and the fixed part are locked by second lockset, are rotated with limiting the deadlock lever.
In one embodiment, first lockset and second lockset are anti-error lock, and the anti-error lock has
Information record function, records unlocking and the locking information of each locking piece.
In one embodiment, the support includes relative and spaced first mounting bracket and the second installation
Frame；Fixed by first mounting bracket and the second mounting bracket respectively and supported in the two ends of the support bar；First peace
The first mounting groove and the second mounting groove is respectively arranged with dress support and second mounting bracket, and the deadlock lever is rotated and arranged
In first mounting groove and second mounting groove；Have one between first mounting bracket and second mounting bracket
Receiving space, in order to accommodate terminal block.
In one embodiment, first mounting bracket and second mounting bracket include a fixed installation respectively
The terminal block blocking device is fixedly installed in terminal block by part.
In one embodiment, the fixed installation part includes main support, secondary support and fixture；The main support and institute
State time support to be flexibly connected；The fixture coordinates the main support and described support to fixedly mount the fixed installation part
In terminal block.
In one embodiment, the locking piece includes that alternate rotation is arranged at first group of locking of the support bar both sides
Piece and second group of locking piece, be respectively arranged at first group of locking piece and second group of locking piece first group of latching member and
Second group of latching member；
The deadlock lever includes limiting the first deadlock lever of first group of locking piece rotation and limiting described second group closing
The second deadlock lever that locking plate is rotated, is fixedly installed on the first pressure of first deadlock lever and the second deadlock lever periphery respectively
Piece and the second compressing tablet；
The position limiting structure includes limiting the first fixed part and the first limiting section that first deadlock lever is rotated, and limits institute
State second fixed part and the second limiting section of the rotation of the second deadlock lever.
In one embodiment, first group of locking piece and second group of locking piece are articulated with the support bar；Institute
State one end that first group of locking piece and second group of locking piece be hinged with the support bar and be respectively provided with avoiding structure, so that institute
State first group of locking piece to be avoided when rotating mutually with second group of locking piece.
The terminal block blocking device that the present invention is provided can realize the mandatory locking to terminal block.On the one hand, needs are worked as
When carrying out overall locking to the binding post of terminal block, the deadlock lever suppresses the locking piece, limits multiple locking piece
Rotation.The rotation that the plurality of locking piece is further limited by the deadlock lever, realizes the overall locking of binding post.Institute
State terminal block blocking device overall binding post can be realized mandatory to prevent maloperation.On the other hand, when needing to each
When binding post carries out independent locking, coordinated by the latching member and the deadlock lever that are arranged in the locking piece, single
The rotation of each locking piece is solely limited, the independent locking of binding post is realized.It is right that the terminal block blocking device can be realized
Each binding post is individually mandatory to prevent maloperation.Therefore, the present invention provide terminal block blocking device use when both
The overall locking of terminal row wiring terminal can be realized, it is also possible to realize the independent locking of each binding post, simple to operate and
And safe, can also save the time, avoid a large amount of duplications of labour.
Description of the drawings
Fig. 1 is the structural representation of terminal block blocking device provided in an embodiment of the present invention.
Fig. 2 is the part-structure schematic diagram of terminal block blocking device provided in an embodiment of the present invention.
Fig. 3 is the use state figure of terminal block blocking device provided in an embodiment of the present invention.
Description of reference numerals：
Terminal block blocking device 10
Support bar 110
Locking piece 120
First group of locking piece 120a
Second group of locking piece 120b
Latching member 122
First group of latching member 122a
Second group of latching member 122b
First lockset 130
Deadlock lever 210
First deadlock lever 210a
Second deadlock lever 210b
Compressing tablet 220
First compressing tablet 220a
Second compressing tablet 220b
Second lockset 230
Support 300
First mounting bracket 310
First mounting groove 312
Second mounting bracket 320
Second mounting groove 322
Fixed installation part 330
Main support 332
Secondary support 334
Fixture 336
Position limiting structure 400
Fixed part 410
First fixed part 410a
Second fixed part 410b
Limiting section 420
First limiting section 420a
Second limiting section 420b
Avoiding structure 500
Specific embodiment
In order that the goal of the invention of the present invention, technical scheme and technique effect become more apparent, below in conjunction with accompanying drawing pair
The embodiment of the terminal block blocking device of the present invention is specifically described.It should be appreciated that specific embodiment described herein is only
Only in order to explain the present invention, not in order to limiting the present invention.
Fig. 1 is referred to, the embodiment of the present invention provides a kind of terminal block blocking device 10, including：Support bar 110, multiple close
Locking plate 120, deadlock lever 210, support 300 and position limiting structure 400.The support bar 110 is provided with multiple locking piece 120.
At least one binding post of each 120 corresponding terminal of locking piece row.One end of each locking piece 120 rotates connection
On the support bar 110, the other end is provided with latching member 122.The latching member 122 is in order to individually one locking of restriction
The rotation of piece 120.The deadlock lever 210 and 110 parallel interval of the support bar are arranged on the support 300.Described spacing
Structure 400 is arranged on the support 300, limits the motion of the deadlock lever 210.
The locking piece 120 has two location status relative to the deadlock lever 210：Individually blocking and entirety are closed
Lock status.When being located at independent blocking, the locking piece 120 is taken and is put on the deadlock lever 210, by the latching member
122 rotations for limiting each locking piece 120 with the cooperation of the deadlock lever 210.When being located at overall blocking, described close
Locking bar 210 suppresses the locking piece 120, limits the rotation of multiple locking piece 120.During use, the terminal block locking dress
Put 10 and cover and be provided with the side of terminal in terminal block, so as to cover the terminal in terminal block.The terminal block blocking device
10 in order to protecting the terminal of terminal block, it is to avoid because the operating accident that error touching terminal causes.
The support bar 110 is arranged at the support 300, and the two ends of the support bar 110 are fixed by the support 300Support.The concrete structure of the support bar 110 is not limited, and can fix the plurality of locking piece 120 of support.The support bar110 have rigidity and can provide support to the plurality of locking piece 120, and its diameter and length can be set according to actual needsPut.In one embodiment, the support bar 110 is made up of insulating polymer material, the structure of is cylindrical bar.It is appreciated that described strut 110 is not limit, provide support as long as can meet to described multiple locking sheets 120, and described multiple locking sheet 120 can rotate and be installed on the support bar 110.The support 300 can be fixed in the two ends of the support bar 110, The main part of the support bar 110 is rotated installs the plurality of locking piece 120.In one embodiment, can be at describedTwo relative installing holes are set in frame 300, the two ends of the support bar 110 are arranged in the installing hole.
One end of each locking piece 120 rotates and is arranged at the support bar 110, and the other end is to away from support bar 110
Direction extend.Each described locking piece 120 is provided with latching member 122 in the other end away from support bar 110.Implement at one
In example, the latching member 122 can be locking through hole.The concrete structure of the plurality of locking piece 120 is not limited, and can realize isolating
Terminal lattice.The terminal lattice are exactly the grid for carrying terminal block binding post.It is appreciated that the plurality of locking piece 120
Binding post in the sublattice of opposite end is protected, so as to terminal of the protection setting in terminal lattice is not touched by the external world by mistake.Each institute
State locking piece 120 and there are two surfaces being oppositely arranged, described two surfaces are parallel with the support bar 110 or coplanar setting.
The plurality of locking piece 120 is in order to covering the terminal lattice in terminal block.Each locking piece 120 can correspond to one or more terminal lattice
Arrange.The shape of the plurality of locking piece 120 can be arranged according to the terminal lattice in terminal block, as long as can be by the end of terminal block
The complete covering protection of binding post in sublattice.In one embodiment, the plurality of locking piece 120 is rectangular template.
The size dimension of each the plurality of locking piece 120 is not limited, and can correspond to one or more terminal lattice, and its corresponding relation can basis
Specifically need to select the different structure of the plurality of locking piece 120.It is that each described locking piece 120 is at least corresponding to cover
One binding post of terminal block.
The plurality of locking piece 120 can be rotated by various modes and be arranged at the support bar 110, as long as the plurality of
Locking piece 120 can be rotated with the support bar 110 as axle.Specifically, one end of the plurality of locking piece 120 can be with
The support bar 110 is hinged, and is arranged at the support bar 110 so as to realize that the plurality of locking piece 120 is rotated.It is appreciated that
Be hinged a kind of implementation for simply rotating connection, existing various can be in the way of realizing rotating connection all in present invention protection
Within the scope of.Such as, one end of the plurality of locking piece 120 is also provided with connecting hole to match with the support bar 110
Close, the support bar 110 is arranged in the connecting hole, so as to realize the plurality of locking piece 120 around the support bar 110
Rotate.The pore size of the locking through hole is not limited, can be according to the specifications design of actual installation lock.Can pass through described
Locking through hole will be locked for the plurality of locking piece 120 so that the plurality of locking piece 120 is limited in the terminal lattice for covering terminal block
Position such that it is able to realize mandatory preventing maintainer or other staff from encountering the binding post in terminal lattice.Therefore, institute
Stating multiple locking piece 120 can be with the terminal in part terminal lattice in control terminal row.When the plurality of locking piece 120 is opened,
Terminal in 120 corresponding terminal lattice of the plurality of locking piece can just be operated.And when the plurality of locking piece 120 is closed,
Terminal in 120 corresponding terminal lattice of the plurality of locking piece is just protected.Therefore, the plurality of locking piece 120 is controlled
The authority of the part terminal operation in terminal block.
The deadlock lever 210 is arranged with 110 relative spacing of the support bar, and provides support by the support 300.Described
What deadlock lever 210 was movable is arranged at the support 300.It is appreciated that the motion mode of the deadlock lever 210 includes：Mobile or
Rotate.Two position shapes of the locking piece 120 relative to the deadlock lever 210 are realized by the motion of the deadlock lever 210
State.Specifically, the mobile form of the deadlock lever 210 can be slided.In one embodiment, the deadlock lever 210 can be slided
Dynamic is arranged at the support 300.In overall blocking, the position limiting structure 400 limits the cunning of the deadlock lever 210
Dynamic.Now, the deadlock lever 210 suppresses the locking piece 120, limits the rotation of multiple locking piece 120.If desired independent
Described in locking during locking piece 120, the restriction of 400 pairs of deadlock levers 210 of position limiting structure is released.By the locking of sliding
Bar 210, makes the locking piece 120 of the independent locking of needs take the top for being put in the deadlock lever 210.Pass through the latching member again
122 rotations for limiting each locking piece 120 with the cooperation of the deadlock lever 210.The rotation formula of the deadlock lever 210 can
Being to overturn or pivot.In another embodiment, the deadlock lever 210 is rotatably arranged at the support 300.Described close
Locking bar 210 can be along the axial rotation of the deadlock lever 210.When the deadlock lever 210 turns to the compacting locking piece 120
When, the deadlock lever 210 can integrally limit the rotation of the plurality of locking piece 120.If desired independent locking piece described in locking
When 120, by rotating the deadlock lever 210, take the locking piece 120 of the independent locking of needs and be put in the deadlock lever 210
Top.It is appreciated that, it will be understood that the deadlock lever 210 is arranged in which way and is not intended to limit, as long as can realize, institute
State two location status of the deadlock lever 210 relative to the locking piece 120.
In one embodiment, the terminal block blocking device 10 can also include the compressing tablet 220.The compressing tablet 220
210 periphery of the deadlock lever can be fixedly installed on.The compressing tablet 220 can be along axially extending the one of the deadlock lever 210
Body structure.Or, the compressing tablet 220 includes that multiple compressing tablets are corresponded with the plurality of locking piece 120 respectively and arranges.By institute
The rotation of deadlock lever 210 is stated so that the deadlock lever 210 is suppressed the plurality of locking piece 120 and limits the plurality of locking piece
120 rotation.In one embodiment, when the deadlock lever 210 turns to a certain position, the deadlock lever 210 suppresses institute
State multiple locking piece 120 and limit the rotation of the plurality of locking piece 120.
In one embodiment, the compressing tablet 220 away from the deadlock lever 210 one end to the support bar 110 most
Short distance less than the plurality of locking piece 120 away from one end of the support bar 110 termination to the support bar 110 away from
From.In one embodiment, the deadlock lever 210 is parallel to each other with the support bar 110 and interval setting.Each described locking
The length of piece 120 is less than the spacing between the deadlock lever 210 and the support bar 110.The width of the compressing tablet 220 is more than institute
State the minimum range of locking piece 120 and the deadlock lever 210.
The support 300, in order to support the support bar 110 and the deadlock lever 210.The effect of the support 300 is
There is provided support to other elements, can be the various structures that support can be provided.The support 300 can be by various insulating materials
Make.It is appreciated that the terminal block blocking device 10 is arranged in terminal block for convenience, the support 300 can also set
It is equipped with the snap fastener mated with terminal block.By the snap fastener, the terminal block blocking device 10 can be arranged on
In terminal block, and the terminal in terminal block is covered.In one embodiment, the frame that the support 300 is made for ambroin
Frame structure, and there is snap fastener.
In one embodiment, the position limiting structure 400 includes limiting section 420, and the limiting section 420 is described in order to limit
The rotation of deadlock lever 210.The position limiting structure 400 further includes fixed part 410, the fixed part 410 and the limiting section
420 coordinate to limit the rotation of the deadlock lever 210.The fixed part 410 is arranged on the support 300.The limiting section 420
It is arranged on the deadlock lever 210.The limiting section 420 and the fixed part 410 coordinate to limit turning for the deadlock lever 210
Dynamic.
In one embodiment, one end of the support 300 is provided with fixed part 410.One end of the deadlock lever 210 sets
It is equipped with limiting section 420.The limiting section 420 is coordinated with the fixed part 410 and is rotated with limiting the deadlock lever 210.By turning
The dynamic deadlock lever 210, can cause the limiting section 420 to fasten with the fixed part 410, so as to limit the deadlock lever
210 rotation.When the limiting section 420 is fastened with the fixed part 410, the compressing tablet 220 can limit multiple described close
The rotation of locking plate 120.When the limiting section 420 is separated with the fixed part 410, multiple locking piece 120 can just turn
Dynamic.By the way, the deadlock lever 210 can have the function of all terminals for closing terminal block.In other words, described close
Locking bar 210 has the authority of all terminals of managing terminal row.
In one embodiment, the fixed part 410 is obturator hernia, and the limiting section 420 is locking button.Can pass through to turn
The dynamic deadlock lever 210 causes the obturator hernia to be fastened in the locking button, then again by locking son by the deadlock lever 210
Pin and rotate so as to limit the deadlock lever 210.It is appreciated that the fixed part 410 is coordinated with the limiting section 420 can limit
The rotation of the deadlock lever 210 is made, the locking button is only the embodiment of one of them with the setting of the obturator hernia.
In the present embodiment, the cooperation of the locking button and the obturator hernia can effectively limit the rotation of the deadlock lever 210, and
Manufacturing process is simple, quick, is easy to be integrally formed, cost-effective.
The terminal block blocking device 10 is attached to terminal block by the support 300, so that described when using
Multiple locking piece 120 are covered on multiple terminal lattice of terminal block.Push down when the deadlock lever 210 turns to the compressing tablet 220
During the plurality of locking piece 120, the compressing tablet 220 limits the rotation of the plurality of locking piece 120.By the limiting section
420 are coordinated with the fixed part 410, can limit the rotation of the deadlock lever 210, realize the whole of the plurality of locking piece 120
Body locking.When the plurality of locking piece 120 is not pushed down by the compressing tablet 220, son can be locked not described through this
The locking through hole of the locking piece 120 that compressing tablet 220 is pushed down, will not pushed down by the compressing tablet 220 around the deadlock lever 210
The locking piece 120 lock.Such that it is able to pass through to control the locking piece 120 that is not pushed down by the compressing tablet 220
Folding, realizes controlling the opening of the 120 corresponding terminal lattice of the locking piece that is not pushed down by the compressing tablet 220 and closing
Close, realize the partial operation to terminal.Therefore, the terminal block blocking device 10 that the present invention is provided has integrated operation with local
The detached function of the authority of operation, that is to say, that for the terminal lattice of terminal block local can be by specifically single the plurality of
Locking piece 120 is controlling.For the overall all of terminal lattice of terminal block can be by the compressing tablet 220 of the deadlock lever 210
To control.Can thus cause the management of opposite end son row that there is higher security.
Specifically, when staff discharges into row maintenance to terminal, operations staff will will be run by the deadlock lever 210
120 overall locking of the plurality of locking piece corresponding to partial terminal lattice.Specifically, the deadlock lever 210 is rotated, is made described
Compressing tablet 220 can push down the plurality of locking piece 120 corresponding to the terminal lattice by operation part.The now limiting section 420
Coordinate with the fixed part 410, locked by padlock, to limit the rotation of the deadlock lever 210.The compressing tablet 220 is limited will
The rotation of the plurality of locking piece 120 corresponding to the terminal lattice of operation part.So as to realize the terminal lattice of operation part
Overall locking, now only can be achieved with the plurality of locking piece 120 corresponding to the terminal lattice by operation part with a padlock
Overall locking.So both save the time, improve operating efficiency, it also avoid the duplication of labour.Maintainer is by operations staff
Think to need the 120 independent locking of the plurality of locking piece corresponding to the terminal lattice of maintenance.Specifically, rotating needs the end of maintenance
The plurality of locking piece 120 corresponding to sublattice is placed in the top of the compressing tablet 220, hangs in the locking through hole accordingly
Lock, realizes the independent locking of maintenance part terminal lattice.So, maintainer can only open the plurality of locking piece of independent locking
120, overhaul the terminal lattice corresponding to the plurality of locking piece 120；And maintainer can not open and integrally be locked by operations staff
Fixed the plurality of locking piece 120, will not touch the terminal lattice that operations staff thinks to overhaul, certainly so as to mandatory
Prevent maloperation.
Fig. 2 is referred to, in one embodiment, the terminal block blocking device 10 also includes the first lockset 130 and second
Lockset 230.First lockset 130 is locked around the deadlock lever 210 through the locking through hole, to limit the locking
The activity of piece 120.The limiting section 420 and the fixed part 410 are locked by second lockset 230, to limit the locking
Bar 210 is rotated.
First lockset 130 is by through the locking through hole, locking around the deadlock lever 210, described to limit
The activity of multiple locking piece 120.First lockset 130 can be mechanical lock, electronic lock and all can realize blocking function
Device.When first lockset 130 is by maintainer's locking, the locking piece 120 is stiff, realizes maintenance part end
The independent locking of the locking piece 120 corresponding to sublattice.The locking piece 120 corresponding to maintenance part terminal lattice can set
Multiple first locksets 130 are put, maintainer opens first lockset 130 successively, and each terminal lattice is overhauled.
In one embodiment, first lockset 130 and second lockset 230 can be anti-error lock.Described anti-
False-lock tool has information record function, records unlocking and the locking information of each locking piece 120.
In the present embodiment, by the setting of first lockset 130, the definitely authority of maintainer.Overhaul
The top that operations staff is thought to need the locking piece 120 corresponding to the terminal lattice of maintenance to be placed in the compressing tablet 220 by personnel,
First lockset 130 is locked around the deadlock lever 210 through the locking through hole, to limit the work of the locking piece 120
Dynamic, realize the independent locking of maintenance part terminal lattice.So, maintainer can be examined to the terminal lattice of independent locking respectively
Repair.Maintainer can only open the locking piece 120 of independent locking, overhaul the terminal lattice corresponding to the locking piece 120.
And maintainer can not be opened by the locking piece 120 of operations staff's integral locking, operations staff will not be touched certainly and recognized
For the terminal lattice that need not be overhauled, maloperation is prevented so as to mandatory.Due to needing the terminal lattice of maintenance all to implement respectively
Individually locking, maintainer also will not cause maloperation to the terminal lattice of neighbouring independent locking.
Similar with first lockset 130, second lockset 230 can also be mechanical lock, electronic lock and all energy
Realize the device of blocking function.When second lockset 230 is run personnel's locking, the deadlock lever 210 can not be rotated.This
When, the corresponding locking piece 120 of the terminal lattice by operation part that pushes down for the compressing tablet 220 achieves overall locking.
When second lockset 230 is run personnel to be opened, the deadlock lever 210 can be rotated.The compressing tablet 220 can not limit institute
Locking piece 120 is stated, i.e., described locking piece 120 can also be rotated.
In the present embodiment, by arranging second lockset 230, definitely the authority of operations staff, that is, run people
The plurality of locking piece 120 of the member just corresponding to the terminal lattice of operation part is placed in the lower section of the compressing tablet 220, by the limit
Position portion 420 is coordinated with the fixed part 410, the second lockset 230 described in padlock, is realized corresponding to the terminal lattice of operation part
The overall locking of the plurality of locking piece 120.After overall locking, maintainer can not be opened by operations staff's integral locking
The locking piece 120, will not touch the terminal lattice that operations staff thinks to overhaul certainly, prevent mistake so as to mandatory
Operation.So both save the time, improve operating efficiency, it also avoid the duplication of labour.
In one embodiment, the support 300 includes the first mounting bracket 310 and the second mounting bracket 320.Described
One mounting bracket 310 and second mounting bracket 320 is relative and interval setting.First mounting bracket 310 and described
The first mounting groove 312 and the second mounting groove 322 is respectively arranged with two mounting brackets 320.The deadlock lever 210 is rotated and is arranged at
First mounting groove 312 and second mounting groove 322.First mounting bracket 310 and second mounting bracket 320
Between have a receiving space, in order to accommodate terminal block.The support bar 110 is arranged at first mounting bracket 310 and institute
State between the second mounting bracket 320, and support is provided by first mounting bracket 310 and second mounting bracket 320.
The two ends of the deadlock lever 210 rotate and are arranged at first mounting groove 312 and second mounting groove 322.In order to will be described
Support bar 110 is installed on first mounting bracket 310 and second mounting bracket 320, first mounting bracket 310 with
Second mounting bracket 320 can be respectively provided with hole, and pore size is matched with the diameter of the support bar 110.
According to first mounting groove 312 and the design feature of second mounting groove 322, multi-form can be set
The deadlock lever 210.Specifically, the deadlock lever 210 can be whole round bar can also be middle be round bar for compressing tablet two ends
Form.The diameter of its round bar is matched with the receiving space of first mounting groove 312 and second mounting groove 322.Make
First deadlock lever can be rotated and be arranged at first mounting groove 312 and second mounting groove 322.It is appreciated that
The deadlock lever 210 can realize rotating function that is rotatable and can limiting the locking piece 120, and its concrete shape is not
Limit.
In the present embodiment, the setting of first mounting bracket 310 and second mounting bracket 320 makes whole terminal block
10 more stable reliability of blocking device.The setting of first mounting groove 312 and second mounting groove 322 is simpler convenient
The flexible rotating of the deadlock lever 210 is achieved, the activity of the plurality of locking piece 120 can be effectively limited, appropriate
When realize overall locking and independent blocking function respectively.
Fig. 3 is referred to, in one embodiment, first mounting bracket 310 and second mounting bracket 320 are distinguished
Including a fixed installation part 330, the terminal block blocking device 10 is fixedly installed in terminal block.
The fixed installation part 330 includes main support 332, secondary support 334 and fixture 336.The main support 332 and institute
State time support 334 to be flexibly connected.The fixture 336 is used for fixing the main support 332 with described support 334.Described
The first montant that main support 332 is included the first cross bar and is fixedly connected with first cross bar.Described support 334 with described
First montant interval setting.
Described time support 334 is movably connected on the main support 332.The 334 activity fixation of described support make simple structure,
Connect reliability, be easily installed to terminal block.Described support 334 and the first montant interval setting, this interval size with
The width of terminal block is adapted.The fixture 336, in order to be fixed on terminal by the main support 332 with described support 334
Row.Described support 334 is additionally provided with the holding mechanism engaged with terminal block with first montant.When using, first by institute
State time support 334 and the first montant is engaged with terminal block, then with the fixture 336, the main support 332 is propped up with described time
Frame 334 is fixed.So as to whole support 300 is mounted on terminal block.
In the present embodiment, the fixed installation part 330 arranges above structure is closed the terminal block in order to stronger
Locking device 10 is installed on terminal block.In addition first mounting bracket 310 and second mounting bracket 320 will serve support
With dismountable double action, whole terminal block blocking device 10 is combined, this spline structure is simpler.Need in terminal block
When to be overhauled, multiple locking piece 120 are attached to the support bar 110 first.Again by the support bar 110 and institute
State deadlock lever 210 and be attached to the support 300.Will be solid to the main support 332 and described support 334 with the fixture 336
Dingan County is loaded on terminal block.Whole terminal block blocking device 10 is successfully attached to terminal block by final realization.When terminal block need not
When maintenance, whole terminal block blocking device 10 is disassembled, to avoid the terminal block blocking device 10 from hindering terminal
The normal work of row.
In one embodiment, first montant is provided with the first via.Described time support 334 is provided with the first installation
Hole.The fixture 336 through first via and is fixed on first installing hole.So as to by first mounting bracket
310 are fixedly mounted on terminal block.In one of embodiment, the fixture 336 is screw rod, and first installing hole is screw thread
Hole.The screw rod is threadedly connected to the screwed hole through first via, realizes fixation first mounting bracket 310
Function.In another embodiment, the fixture 336 is screw rod, and first installing hole is similarly via.The screw rod is worn
Cross first via and first installing hole, with the screw coordinated with the screw rod by the main support 332 with described time
Support 334 is fixed on terminal block, realizes the function of fixation first mounting bracket 310.
In the present embodiment, the setting of first via and first installing hole makes first mounting bracket 310 more
Terminal block is simply and easily fixed on.When installing with the terminal block blocking device 10 is dismantled, also fairly simple, during saving
Between, improve efficiency.
In one embodiment, the locking piece 120 includes first group of locking piece 120a and second group of locking piece 120b.Per
One group of locking piece includes multiple locking piece 120.First group of latching member 122a is provided with first group of locking piece 120a.
Second group of latching member 122b is provided with second group of locking piece 120b.In one embodiment, first group of latching member
122a and second group of latching member 122b can be locking through hole.I.e. each group each locking piece is provided with described in one
Locking through hole.The deadlock lever 210 includes the first deadlock lever 210a and the second deadlock lever 210b.The first deadlock lever 210a and
The second deadlock lever 210b peripheries are fixedly installed the first compressing tablet 220a and the second compressing tablet 220b respectively.The position limiting structure
400 include the first fixed part 410a and the first limiting section 420a, the second fixed part 410b and the second limiting section 420b.
First group of locking piece 120a and second group of locking piece 120b alternate rotation are arranged at the support bar 110
The both sides of axial direction.The connection side of first group of locking piece 120a and second group of locking piece 120b and the support bar 110
Formula is not limited.As long as first group of locking piece 120a and second group of locking piece 120b with the support bar 110 can be
Axle is rotated.One end rotation of each first group of locking piece 120a and second group of locking piece 120b is arranged at described
Support bar 110, the other end extend to the direction away from support bar 110.Each described first group of locking piece 120a and described second
Group locking piece 120b has two surfaces being oppositely arranged, and described two surfaces are parallel with the support bar 110 or coplanar setting.
First group of locking piece 120a and second group of locking piece 120b are in order to covering the terminal lattice in terminal block.Each described
One group of locking piece 120a and second group of locking piece 120b can correspond to one or more terminal lattice and arrange.First group of locking
The shape of piece 120a and second group of locking piece 120b can be arranged according to the terminal lattice in terminal block, as long as can be by terminal
The complete covering protection of binding post in the terminal lattice of row.Each described first group of locking piece 120a and described second group are closed
Locking plate 120b is provided with locking through hole in the other end away from support bar 110.The position of the locking through hole and pore size are all
Do not limit.As long as can allow for corresponding lockset passes through the locking through hole by first group of locking piece 120a and described second
The independent locking of group locking piece 120b.
The deadlock lever 210 is arranged with 110 relative spacing of the support bar, and provides support by the support 300.Described
Deadlock lever 210 is rotated and is arranged at the support 300.The compressing tablet 220 is fixedly installed on 210 periphery of the deadlock lever.The pressure
Piece 220 can be the axially extending integrative-structure along the deadlock lever 210.Or, second closedown structure 200 may include multiple
Compressing tablet 220 is corresponded with the plurality of locking piece respectively and is arranged.The deadlock lever can be made by the rotation of the deadlock lever 210
210 suppress the plurality of locking piece 120 and limit the rotation of the plurality of locking piece 120.
The first deadlock lever 210a limits the rotation of first group of locking piece 120a.The second deadlock lever 210b limits
Make the rotation of second group of locking piece 120b.The first deadlock lever 210a and the second deadlock lever 210b are rotated respectively and are set
It is placed in the support 300.The first compressing tablet 220a is fixedly installed on the periphery of the first deadlock lever 210a.First pressure
Piece 220a can be the axially extending integrative-structure along the first deadlock lever 210a.Or, the compressing tablet 220 may include multiple
One compressing tablet 220a is corresponded with the plurality of first group of locking piece 120a respectively and is arranged.By the first deadlock lever 210a's
Rotating to make the first deadlock levers of d 210a suppress first group of locking piece 120a and limit first group of locking piece 120a
Rotation.The second compressing tablet 220b can be the axially extending integrative-structure along the second deadlock lever 210b.Or, the pressure
Piece 220 may include that multiple second compressing tablet 220b are corresponded with the plurality of second group of locking piece 120b respectively and arrange.By institute
The rotation for stating the second deadlock lever 210b can make the second deadlock lever 210b suppress second group of locking piece 120b and limit institute
State the rotation of second group of locking piece 120b..
In one embodiment, when the first deadlock lever 210a turns to a certain position, the first compressing tablet 220a
First group of locking piece 120a is suppressed, so as to limit the rotation of first group of locking piece 120a.In one embodiment, institute
State the first compressing tablet 220a away from the first deadlock lever 210a one end to the support bar 110 beeline less than described the
One group of locking piece 120a away from one end of the support bar 110 termination to the support bar 110 distance.In the same manner, when described
When second deadlock lever 210b turns to a certain position, the second compressing tablet 220b suppresses second group of locking piece 120b, so as to
Limit the rotation of second group of locking piece 120b.In one embodiment, the second compressing tablet 220b is closed away from described second
One end of locking bar 210b is less than second group of locking piece 120b away from the support bar to the beeline of the support bar 110
Distance of the termination of 110 one end to the support bar 110.
In one embodiment, the first deadlock lever 210a and the second deadlock lever 210b and the support bar 110
It is parallel to each other and interval setting.The length of each first group of locking piece 120a and second group of locking piece 120b is less than institute
State the spacing between deadlock lever 210 and the support bar 110.The width of the first compressing tablet 220a is more than first group of locking
The minimum range of piece 120a and the first deadlock lever 210a.The width of the second compressing tablet 220b is more than second group of locking
The minimum range of piece 120b and the second deadlock lever 210b.
The support 300, in order to support the support bar 110, first group of locking piece 120a, second group of locking
Piece 120b, the first deadlock lever 210a and the second deadlock lever 210b.
The position limiting structure 400 includes the first fixed part 410a and the first limiting section 420a, the second fixed part 410b and
Two limiting section 420b.The first fixed part 410a and the first limiting section 420a limits turning for the first deadlock lever 210a
Dynamic.The second fixed part 410b and the second limiting section 420b limits the rotation of the second deadlock lever 210b.
First lockset 130 can pass through the locking through hole, lock around the first deadlock lever 210a, to limit
The activity of first group of locking piece 120a.Second lockset 230 can be by the first limiting section 420a and described first
Fixed part 410a is locked, and is rotated with limiting the first deadlock lever 210a.First lockset 130 is in order to locking described first group
Locking piece 120a, the form and number of first group of locking piece 120a are not limited, and disclosure satisfy that function.Can manage
Solution, first lockset 130 can equally lock second group of locking piece 120b.In use with above-described embodiment in
Effect identical, the independent locking of each first group of locking piece 120a and second group of locking piece 120b can be realized,
Here is omitted.
The first limiting section 420a and the first fixed part 410a can be locked by second lockset 230, to limit
Make the rotation of the first deadlock lever 210a.It is also understood that second lockset 230 can also limit second locking
The rotation of bar 210b.In use with above-described embodiment in effect identical, second lockset 230 can limit described
First deadlock lever 210a and the rotation of the second deadlock lever 210b.Realize multiple first group of locking piece 120a and multiple institutes
The overall locking of second group of locking piece 120b is stated, here is omitted.
In the present embodiment, it is possible to achieve for the lock-in control of all of terminal lattice of terminal block.Its control method and aforementioned
Embodiment is identical, just repeats no more here.When row maintenance is discharged into terminal by the terminal block blocking device 10, also
In the label area adhesive label of terminal lattice side, the touching of other staff can be warned.
In one embodiment, first group of locking piece 120a and second group of locking piece 120b are articulated with described
Strut 110.One end point that first group of locking piece 120a and second group of locking piece 120b are hinged with the support bar 110
She Zhi not avoiding structure 500.The setting of the avoiding structure 500 makes first group of locking piece 120a with second group of locking
Piece 120b is avoided when rotating mutually.Specifically, the concrete form of the avoiding structure 500 is not intended to limit, as long as can guarantee that every
One first group of locking piece 120a can flexible rotating with second group of locking piece 120b.In one embodiment
In, it is first group of locking piece that first group of locking piece 120a arranges width with one end that the support bar 110 is hinged
The hinge hole of the width half of 120a.In the same manner, second group of locking piece 120b is also provided with similar hinge hole.In installation process
In, first group of locking piece 120a is often installed second group of locking piece 120b is installed next, realize described
The alternating of locking piece 120 is installed.Make first group of locking piece 120a mutual when rotating with second group of locking piece 120b
Avoid.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but simultaneously
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention
Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (12)
1. a kind of terminal block blocking device, it is characterised in that include：Support bar (110), locking piece (120), deadlock lever (210),
Support (300) and position limiting structure (400)；
Support bar (110) are provided with multiple the locking piece (120), each locking piece (120) corresponding terminal row's
At least one binding post, the one end of each locking piece (120) are rotationally connected with the support bar (110), the other end
It is provided with latching member (122), the rotation of latching member (122) in order to individually restriction one locking piece (120)；
Deadlock lever (210) and the support bar (110) parallel interval are arranged on the support (300)；
Position limiting structure (400) are arranged on the support (300), limit the motion of deadlock lever (210)；
Locking piece (120) have two location status relative to the deadlock lever (210)：Individually blocking and entirety are closed
Lock status；When being located at independent blocking, locking piece (120) are taken and are put on the deadlock lever (210), by the locking
The cooperation of part (122) and the deadlock lever (210) limits the rotation of each locking piece (120)；It is located at overall blocking
When, described deadlock lever (210) suppress locking piece (120), limit the rotation of multiple locking piece (120).
2. terminal block blocking device as claimed in claim 1, it is characterised in that the motion mode bag of deadlock lever (210)
Include：Mobile or rotation；
Two positions of the locking piece (120) relative to the deadlock lever (210) are realized by the motion of the deadlock lever (210)
Configuration state.
3. terminal block blocking device as claimed in claim 1, it is characterised in that also include compressing tablet (220), the compressing tablet
(220) deadlock lever (210) periphery is fixedly installed on, by the rotation of the deadlock lever (210), the locking piece is realized
(120) location status relative to the compressing tablet (220) change：Described compressing tablet (220) suppress the plurality of locking piece (120) and
Limit the rotation of the plurality of locking piece (120)；Locking piece (120) take and are put in the compressing tablet (220), by the locking
Part (122) limits the rotation of each locking piece (120).
4. terminal block blocking device as claimed in claim 1, it is characterised in that described position limiting structure (400) include fixed part
(410) and limiting section (420), fixed part (410) are arranged at the support (300), and limiting section (420) are arranged at institute
Deadlock lever (210) is stated, fixed part (410) and the limiting section (420) coordinate the rotation for limiting deadlock lever (210).
5. terminal block blocking device as claimed in claim 4, it is characterised in that described fixed part (410) are obturator hernia, described
Limiting section (420) is locking button, the locking button and the obturator hernia can folding limiting the rotation of the deadlock lever (210).
6. terminal block blocking device as claimed in claim 4, it is characterised in that also include the first lockset (130) and the second lock
Tool (230), described latching member (122) are locking through hole；
Described first lockset (130) are locked around the deadlock lever (210) through the locking through hole, to limit the locking
The activity of piece (120)；
The limiting section (420) and the fixed part (410) are locked by the second lockset (230), to limit the deadlock lever
(210) rotate.
7. terminal block blocking device as claimed in claim 6, it is characterised in that the first lockset (130) and described second
Lockset (230) is anti-error lock, and the anti-error lock has information record function, record opening for each locking piece (120)
Lock and locking information.
8. terminal block blocking device as claimed in claim 1, it is characterised in that support (300) include relative and are spaced
The first mounting bracket (310) for arranging and the second mounting bracket (320)；The two ends of support bar (110) are respectively by described
First mounting bracket (310) and the fixed support of the second mounting bracket (320)；First mounting bracket (310) and described second
The first mounting groove (312) and the second mounting groove (322) is respectively arranged with mounting bracket (320), and described deadlock lever (210) rotate
It is arranged at the first mounting groove (312) and second mounting groove (322)；First mounting bracket (310) and described
There is a receiving space between two mounting brackets (320), in order to accommodate terminal block.
9. terminal block blocking device as claimed in claim 8, it is characterised in that the first mounting bracket (310) and described
Second mounting bracket (320) includes a fixed installation part (330) respectively, and described terminal block blocking device (10) are fixedly mounted
In terminal block.
10. terminal block blocking device as claimed in claim 9, it is characterised in that described fixed installation part (330) include main
Frame (332), secondary support (334) and fixture (336)；Main support (332) and described support (334) are flexibly connected；Institute
State fixture (336) and coordinate main support (332) and described support (334) by fixed for the fixed installation part (330) peace
It is loaded on terminal block.
11. terminal block blocking devices as claimed in claim 1, it is characterised in that
Locking piece (120) are arranged at first group of locking piece (120a) of the support bar (110) both sides including alternate rotation
With second group of locking piece (120b), first group of locking piece (120a) and second group of locking piece (120b) is respectively arranged at
First group of latching member (122a) and second group of latching member (122b)；
Described deadlock lever (210) include limiting the first deadlock lever (210a) and the restriction that first group of locking piece (120a) rotates
The second deadlock lever (210b) that second group of locking piece (120b) rotates, is fixedly installed on first deadlock lever respectively
(210a) the first compressing tablet (220a) and the second compressing tablet (220b) with the second deadlock lever (210b) periphery；
Described position limiting structure (400) include limiting the first fixed part (410a) and first that the first deadlock lever (210a) is rotated
Limiting section (420a), limits the second fixed part (410b) and the second limiting section that the second deadlock lever (210b) is rotated
(420b).
12. terminal block blocking devices as claimed in claim 11, it is characterised in that first group of locking piece (120a) and institute
State second group of locking piece (120b) and be articulated with the support bar (110)；First group of locking piece (120a) and described second group
One end that locking piece (120b) is hinged with the support bar (110) is respectively provided with avoiding structure (500), so that described first group is closed
Locking plate (120a) is avoided when rotating mutually with second group of locking piece (120b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611221292.7A CN106505350B (en) | 2016-12-26 | 2016-12-26 | Terminal block blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611221292.7A CN106505350B (en) | 2016-12-26 | 2016-12-26 | Terminal block blocking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106505350A true CN106505350A (en) | 2017-03-15 |
| CN106505350B CN106505350B (en) | 2018-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611221292.7A Active CN106505350B (en) | 2016-12-26 | 2016-12-26 | Terminal block blocking device |
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| Country | Link |
|---|---|
| CN (1) | CN106505350B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093693A (en) * | 2021-12-06 | 2022-02-25 | 珠海优特电力科技股份有限公司 | Inlet wire locking structure of air switch and air switch assembly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4887978A (en) * | 1987-08-19 | 1989-12-19 | Yazaki Corporation | Interlock device for connector-junction block assembly |
| US5139432A (en) * | 1990-07-25 | 1992-08-18 | Yazaki Corporation | Connector locking mechanism |
| CN102683065A (en) * | 2011-03-10 | 2012-09-19 | Ls产电株式会社 | Door interlock device for vacuum breaker |
| CN204011139U (en) * | 2014-03-18 | 2014-12-10 | 西子奥的斯电梯有限公司 | A kind of circuit breaker locking device |
| CN204144091U (en) * | 2014-11-05 | 2015-02-04 | 湖州电力设备成套有限公司 | A kind of interlocking mechanism of switch cabinet |
| CN205656981U (en) * | 2016-05-19 | 2016-10-19 | 温州兴机电器有限公司 | Configurator interlock's earthing switch |
| CN206401591U (en) * | 2016-12-26 | 2017-08-11 | 珠海优特电力科技股份有限公司 | Terminal block blocking device |
-
2016
- 2016-12-26 CN CN201611221292.7A patent/CN106505350B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4887978A (en) * | 1987-08-19 | 1989-12-19 | Yazaki Corporation | Interlock device for connector-junction block assembly |
| US5139432A (en) * | 1990-07-25 | 1992-08-18 | Yazaki Corporation | Connector locking mechanism |
| CN102683065A (en) * | 2011-03-10 | 2012-09-19 | Ls产电株式会社 | Door interlock device for vacuum breaker |
| CN204011139U (en) * | 2014-03-18 | 2014-12-10 | 西子奥的斯电梯有限公司 | A kind of circuit breaker locking device |
| CN204144091U (en) * | 2014-11-05 | 2015-02-04 | 湖州电力设备成套有限公司 | A kind of interlocking mechanism of switch cabinet |
| CN205656981U (en) * | 2016-05-19 | 2016-10-19 | 温州兴机电器有限公司 | Configurator interlock's earthing switch |
| CN206401591U (en) * | 2016-12-26 | 2017-08-11 | 珠海优特电力科技股份有限公司 | Terminal block blocking device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093693A (en) * | 2021-12-06 | 2022-02-25 | 珠海优特电力科技股份有限公司 | Inlet wire locking structure of air switch and air switch assembly |
| CN114093693B (en) * | 2021-12-06 | 2023-07-25 | 珠海优特电力科技股份有限公司 | Inlet wire locking structure of air switch and air switch assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106505350B (en) | 2018-10-16 |
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