CN207947538U - It is grounded electromagnetic lock - Google Patents
It is grounded electromagnetic lock Download PDFInfo
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- CN207947538U CN207947538U CN201820351689.6U CN201820351689U CN207947538U CN 207947538 U CN207947538 U CN 207947538U CN 201820351689 U CN201820351689 U CN 201820351689U CN 207947538 U CN207947538 U CN 207947538U
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- 239000000284 extract Substances 0.000 claims description 16
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- 238000007789 sealing Methods 0.000 abstract description 6
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Abstract
The utility model provides a kind of ground connection electromagnetic lock, and lockweight has the plunger abutted with ground wire.Touching plug close to one end of lockweight there is lug, lug to have the groove being adapted to plunger, and when ground wire is extracted, groove and the plunger of lug fit, the locking notch of the sidewall-masked ground hole of lug.Above-mentioned ground connection electromagnetic lock, realizes the sealing of locking notch, and steam, foreign matter for effectivelying prevent in external environment etc. enter the inside of ground connection electromagnetic lock, and then protective grounding electromagnetic lock internal element from ground hole, ensure that the ground connection performance of ground connection electromagnetic lock.
Description
Technical field
The utility model is related to charging equipment grounding technology fields, more particularly to a kind of ground connection electromagnetic lock.
Background technology
It is a kind of widely used ground connection blocking device of current substation to be grounded electromagnetic lock.When work, operating personnel are by ground
The end of a thread is inserted into ground connection electromagnetic lock, the ground connection to maintenance of equipment or circuit is realized, to ensure the personal safety of operating personnel.Cause
This, the ground connection good ground connection performance of electromagnetic lock also just becomes extremely important.
Tradition ground connection electromagnetic lock leakproofness it is poor, steam, foreign matter in ambient enviroment etc. can easily from ground hole into
Enter to be grounded the inside of electromagnetic lock, causes the internal element for being grounded electromagnetic lock to fail so as to cause imperfect earth, there are security risks.
Utility model content
Based on this, it is necessary to for poor sealing existing for traditional ground connection electromagnetic lock to influence itself ground connection performance
Problem provides a kind of ground connection electromagnetic lock of good airproof performance.
A kind of ground connection electromagnetic lock, including：
Lock body offers ground hole on the lock body, and the ground hole is for being inserted into ground wire；
One end of electric-magnetic lock component, including several lockweights, the lockweight is plunger, when ground wire is inserted into ground hole
When interior, the plunger is abutted with ground wire to lock ground wire；
Plug is touched, is slideably positioned in the ground hole, ground wire pushes described touch to block up when being inserted into the ground hole
Head is slided along the extending direction of the ground hole, and when ground wire extracts the ground hole, the shake-up plug resets；
Offer several locking notch equal with the lockweight quantity on the side wall of the ground hole, it is several described to close
The plunger of lock pin is each passed through several locking notch, the shake-up plug close to one end of the lockweight have with
There is the groove being adapted to the plunger, the ground wire to extract for the equal several lugs of the lockweight quantity, the lug
When, the groove of several lugs fits with several plungers respectively, and the side walls of several lugs covers several respectively
The locking notch.
Position opposite on the side wall of the ground hole is opened up there are two locking notch in one of the embodiments, institute
It includes two lockweights to state electric-magnetic lock component, and the plunger of two lockweights is each passed through two lockings and lacks
Mouthful；The plug that touches has two lugs being oppositely arranged, two lugs point close to one end of the lockweight
The groove that Ju You not be adapted to two plungers.
The plunger is in hemispherical in one of the embodiments, and the groove that the lug is adapted to the plunger is in arc
Shape.
The ground connection electromagnetic lock further includes protective cover in one of the embodiments, and the protective cover is movably set in institute
Lock body is stated, when ground wire extracts the ground hole, the protective cover is for being covered on the ground hole.
The ground connection electromagnetic lock further includes the first elastic component in one of the embodiments, and the two of first elastic component
End connect respectively with the shake-ups plug and the lock body, ground wire insertion the ground hole when described in the first elastic component generation bullet
Property deformation；When ground wire extracts the ground hole, the shake-up plug resets under the drive of first elastic component.
The lock body includes pedestal and shell in one of the embodiments, and the case cover is formed set on the pedestal
The wire connection cavity and locking chamber being connected；The ground connection electromagnetic lock further includes state-detection component, and the state-detection component includes
Microswitch and connecting terminal, the microswitch and the shake-up plug are set to the locking intracavitary, the connecting terminal
It is set in the wire connection cavity；It triggers the microswitch when shake-up plug sliding or is detached with the microswitch；Institute
It states and line cushion rubber was set between wire connection cavity and the locking chamber, the connecting terminal is electrically connected with the microswitch, connects institute
The electric wire for stating connecting terminal and the microswitch crosses line cushion rubber across described.
The electric-magnetic lock component further includes blocking mechanism in one of the embodiments, and the blocking mechanism includes spiral shell
Spool and exclusive circuit element, the exclusive circuit element are electrically connected with the solenoid；When ground wire is inserted into ground hole,
The solenoidal mandrel is stretched out and is abutted with the lockweight, and the plunger is abutted with ground wire to lock ground wire；It is described
Being latched chamber has opposite both ends, and the solenoid, the lockweight, the microswitch and the shake-up plug are set to institute
One end of locking chamber is stated, the exclusive circuit element is set to the other end of the locking chamber.
The shell includes wiring lid and locking lid in one of the embodiments,；The locking lid with it is described
Pedestal is fixedly connected to form the locking chamber, and the wiring lid is fixedly connected to form the wire connection cavity with the pedestal；It is described
Card slot is offered on locking lid, the wiring lid is arranged in the card slot.
The position of the pedestal formation wire connection cavity offers entrance hole in one of the embodiments, and the entrance hole is set
It is placed in the outside of the connecting terminal；The state-detection component further includes waterproof connector, and the waterproof connector is set to described
Entrance hole.
The shake-up plug includes extension in one of the embodiments, the extending direction of the extension with it is described
The glide direction for touching plug is vertical；Multiple microswitch spacing side by side are arranged in the both sides of the extension；Ground wire is inserted into
The shake-up plug is pushed to be slided along the extending direction of the ground hole when ground hole, the extension triggers the fine motion
Switch, when the ground wire extracts the ground hole, the shake-up plug resets, the extension and the microswitch point
From.
The ground connection electromagnetic lock further includes emergency release component in one of the embodiments, in case of emergency
The ground connection electromagnetic lock is unlocked；The emergency release component includes shaft fixing block and shaft, the shaft fixing block
It is set to the pedestal, the shaft fixing block offers keyhole, and the shaft is rotatably dispose in the keyhole, described
There is the solution lock section with emergency release key fits, the shaft also to have extension bar, shaft rotation when institute for shaft one end
It states extension bar to detach or contact with the solenoidal mandrel, to realize the emergency release to the ground connection electromagnetic lock.
Open up the limiting slot of L-type structure in the shaft fixing block in one of the embodiments, the two of the limiting slot
Part is parallel and vertical with the extending direction of the keyhole respectively, and the extension bar stretches out the shaft by the limiting slot and consolidates
Reservation；For the solution lock section with after the cooperation of emergency release key, the shaft drives the extension bar to slide into the limiting slot
Corner, the shaft rotate, and the extension bar is abutted with the solenoidal mandrel, and the solenoidal mandrel is retracted
To realize the emergency release of the ground connection electromagnetic lock.
The emergency release component further includes shaft spring in one of the embodiments, and the shaft spring one end supports
It is connected on end face of the shaft far from the solution lock section, the other end is connected to the end face of the keyhole；After emergency release, institute
The corner that shaft returns back to the limiting slot is stated, the shaft spring squeezes extending direction of the shaft along the keyhole
Turning far from the limiting slot.
Above-mentioned ground connection electromagnetic lock, the end face for touching plug are provided with lug, and lug has the groove being adapted to plunger.It extracts
When ground wire, groove and the plunger of lug fit, and the locking notch of the sidewall-masked ground hole of lug realizes locking notch
Sealing, the steam effectivelying prevent in external environment, foreign matter etc. enter the inside of ground connection electromagnetic lock, and then protective grounding from ground hole
Electromagnetic lock internal element ensure that the ground connection performance of ground connection electromagnetic lock.
Description of the drawings
Fig. 1 is that the ground connection electromagnetic lock that one embodiment of the utility model provides is inserted into ground wire main view diagrammatic cross-section；
Fig. 2 is that the ground connection electromagnetic lock that one embodiment of the utility model provides extracts ground wire main view diagrammatic cross-section；
Fig. 3 is the base construction stereoscopic schematic diagram that one embodiment of the utility model provides；
Fig. 4 is the shake-up stopper structure stereoscopic schematic diagram that one embodiment of the utility model provides；
Fig. 5 is the hoodle modular construction exploded perspective view that one embodiment of the utility model provides；
Fig. 6 is the ground connection electromagnetic lock structure schematic top plan view that one embodiment of the utility model provides；
Fig. 7 is the ground connection electromagnetic lock structure left view diagrammatic cross-section that one embodiment of the utility model provides；
Fig. 8 is the emergency release modular construction exploded perspective view that one embodiment of the utility model provides；
Fig. 9 is close-up schematic view when ground wire is promptly inserted into the parts E in Fig. 2；
Figure 10 is the F-F diagrammatic cross-sections of part shown in Fig. 9；
Figure 11 is close-up schematic view when ground wire is promptly extracted in the parts E in Fig. 2；
Figure 12 is the G-G diagrammatic cross-sections of part shown in Figure 11.
Wherein：
100- lock bodies
110- pedestals
111- ground holes
112- locking notch
113- entrance holes
120- shells
121- wiring lids
122- is latched lid
130- wire connection cavities
140- is latched chamber
200- electric-magnetic lock components
210- hoodle components
211- lockweights
212- sells fixed seat
The second elastic components of 213-
220- blocking mechanisms
221- solenoids
222- exclusive circuit element 300- state-detection components
320- microswitches
330- connecting terminals
340- crosses line cushion rubber
350- waterproof connectors
400- protective covers
500- emergency release components
510- shaft fixing blocks
511- keyholes
512- limiting slots
520- shafts
521- solution lock sections
522- extension bars
530- shaft springs
600- ground wires
700- earth wire piles
800- touches plug
810- lugs
820- grooves
830- extensions
The first elastic components of 900-
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, by the following examples, it and ties
Attached drawing is closed, a kind of ground connection electromagnetic lock of the utility model is further elaborated.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes.In embodiment attached drawing it is various difference objects in convenient for enumerate explanation ratio draw, rather than press practical group
The ratio of part is drawn.
As shown in Figs 1-4, the utility model provides a kind of ground connection electromagnetic lock, including lock body 100, electric-magnetic lock component 200
And touch plug 800.Ground hole 111 is offered on lock body 100, ground hole 111 is for being inserted into ground wire 600.Electric-magnetic lock group
Part 200 includes lockweight 211.Lockweight 211 is movably set in lock body 100, and there is lockweight 211 latched position to conciliate lock-bit
It sets.One end of lockweight 211 is plunger, and the shape of plunger is adapted with the shape of 600 annular groove of ground wire.When ground wire 600 is inserted
When entering in ground hole 111, plunger is abutted with the annular groove of ground wire 600 to lock ground wire 600.Touch the sliding setting of plug 800
In in ground hole 111, ground wire 600 pushes the extending direction cunning for touching plug 800 along ground hole 111 when being inserted into ground hole 111
It is dynamic.When ground wire 600 extracts ground hole 111, touches plug 800 and reset.Locking notch is offered on the side wall of ground hole 111
112, the plunger of lockweight 211 passes through locking notch 112.Touch plug 800 has lug 810 close to one end of lockweight 211,
Lug 810 has the groove 820 being adapted to plunger.When ground wire 600 is extracted, groove 820 and the plunger of lug 810 fit,
The locking notch 112 of the sidewall-masked ground hole 111 of lug 810.
Above-mentioned ground connection electromagnetic lock, the end face for touching plug 800 be provided with lug 810, and lug 810 has to be adapted to plunger
Groove 820.When extracting ground wire 600, groove 820 and the plunger of lug 810 fit, the sidewall-masked ground hole of lug 810
111 locking notch 112, realizes the sealing of locking notch 112, effectively prevent steam, foreign matter in external environment etc. from ground connection
Hole 111 enters the inside of ground connection electromagnetic lock, and then protective grounding electromagnetic lock internal element, ensure that the ground connection property of ground connection electromagnetic lock
Energy.
As shown in Figures 1 and 2, to further increase the leakproofness of ground connection electromagnetic lock provided by the utility model, at one
In embodiment, ground connection electromagnetic lock further includes protective cover 400, and protective cover 400 is movably set in lock body 100, and the extraction of ground wire 600 connects
When ground hole 111, protective cover 400 is for being covered on ground hole 111.Specifically, protective cover 400 is rotatably dispose in lock body 100, ground wire
When first 600 extraction ground hole 111, protective cover 400 turns to the position of ground hole 111 and is covered on ground hole 111.As one kind
Achievable mode, ground connection electromagnetic lock further includes earth wire pile 700, and one end of earth wire pile 700 is connect with lock body 100, earth wire pile 700
The other end for being connect with grounding apparatus.
As shown in Figures 1 and 2, as a kind of achievable mode, ground connection electromagnetic lock further includes the first elastic component 900.The
The both ends of one elastic component 900 are connect with shake-up plug 800 and lock body 100 respectively, first when ground wire 600 is inserted into ground hole 111
Flexible deformation occurs for elastic component 900.When ground wire 600 extracts ground hole 111, band of the shake-up plug 800 in the first elastic component 900
Dynamic lower reset.First elastic component 900, which realizes, touches the change in location of plug 800 and the insertion of ground wire 600 and extraction state
Match.In the present embodiment, the first elastic component 900 is spring, and in other examples, the first elastic component 900 can be with
It is other similar elements.
Optionally, the quantity of lockweight 211 can be one, it is two or more, particular number can be set according to actual conditions
Meter.In one embodiment of the utility model, electric-magnetic lock component 200 includes two lockweights 211, and two lockweights 211 are to connect
It is oppositely arranged centered on ground hole 111.Two lockweights 211 being oppositely arranged, which have ground wire 600, is more firmly fixed work
With, further improve ground connection electromagnetic lock ground connection stability.Correspondingly, position opposite on the side wall of ground hole 111 is also opened
If there are two locking notch 112.And the end face for touching plug 800 has two be oppositely arranged close to one end of lockweight 211
A lug 810, two lugs 810 are respectively provided with the groove 820 being adapted to two plungers.When ground wire 600 is extracted, two lugs
810 groove 820 is opposite with two plungers respectively, and the side wall of two lugs 810 is latched with two of 111 side wall of ground hole respectively
Notch 112 is opposite.Two lockweights 211 improve the ground connection stability of ground connection electromagnetic lock, and touching 800 end face of plug has groove
820 two lugs 810 ensure that the sealing performance of ground connection electromagnetic lock.
Further, as shown in Figures 4 and 5, the plunger of lockweight 211 is in hemispherical.The groove 820 of lug 810 also be in
The arc groove of plunger adaptation.Electric-magnetic lock component 200 include further include with the pin fixed seat 212 of 211 cooperating of lockweight and
Second elastic component 213.There is sliding eye, lockweight 211 to be slideably positioned in the cunning of pin fixed seat 212 at the middle part for selling fixed seat 212
Dynamic hole.The pin tail of lockweight 211 realizes sliding limit by clamp spring and pin fixed seat 212.It is solid that second elastic component 213 is set to pin
In the sliding eye of reservation 212, one end of the second elastic component 213 is abutted with plunger, and the other end of the second elastic component 213 is fixed with pin
The sliding hole end surface of seat 212 abuts.Under normal conditions, lockweight 211 is in the locked position, i.e., the plunger of lockweight 211 is inserted into
In the locking notch 112 of ground hole 111.When being inserted into ground wire 600, ground wire 600 squeezes the plunger of lockweight 211, lockweight
211 slide into unlocked position to the direction of pin tail.After ground wire 600 is fully inserted into, under the action of the second elastic component 213, close
Lock pin 211 returns to locked position of coupler, and the plunger of lockweight 211 is inserted into the annular groove of ground wire 600 at this time.When extracting ground wire 600,
Ground wire 600 squeezes the plunger of lockweight 211, and lockweight 211 slides into unlocked position to the direction of pin tail.Ground wire 600 is complete
After full extraction, under the action of the second elastic component 213, lockweight 211 returns to locked position of coupler.In the present embodiment, the second elasticity
Part 213 is spring, and in other examples, the second elastic component 213 can also be other similar elements.In the present embodiment
In, lockweight 211, pin fixed seat 212, the second elastic component 213 and clamp spring collectively constitute hoodle component 210.Modular bullet
Pearl component 210 produces and installation effectiveness higher, performance are also more stable.
As shown in Fig. 1, Fig. 6 and Fig. 7, lock body 100 includes pedestal 110 and shell 120, and shell 120 covers at 110 shape of pedestal
At the wire connection cavity 130 and locking chamber 140 being connected.It further includes state-detection component 300, state-detection component to be grounded electromagnetic lock
300 include microswitch 320 and connecting terminal 330.Microswitch 320 and shake-up plug 800 are set in locking chamber 140.It connects
Line terminals 330 are set in wire connection cavity 130.It touches triggering microswitch 320 when plug 800 slides or divides with microswitch 320
From.Line cushion rubber 340 was set between wire connection cavity 130 and locking chamber 140, connecting terminal 330 is electrically connected with microswitch 320, even
The electric wire for connecing connecting terminal 330 and microswitch 320 passed through line cushion rubber 340.100 structure of lock body of pedestal-case type allows
Internal element has more flexible arrangement form.The element of different function is respectively set in wire connection cavity 130 and in locking chamber 140
The security performance for improving ground connection electromagnetic lock, is conducive to the generation for preventing short-circuit conditions.The setting for crossing line cushion rubber 340 further carries
The high prevention short-circuit capability of ground connection electromagnetic lock, improves the security performance of ground connection electromagnetic lock.
Further, as shown in 1 and Fig. 4, touch plug 800 include extension 830, the extending direction of extension 830 with touch
The glide direction of dynamic plug 800 is vertical.320 spacing side by side of multiple microswitches is arranged in the both sides of extension 830.Ground wire
600 push the extending direction sliding for touching plug 800 along ground hole 111, extension 830 to trigger fine motion when being inserted into ground hole 111
Switch 320.When ground wire 600 extracts ground hole 111, touches plug 800 and reset, extension 830 is detached with microswitch 320.
In the sliding process for touching plug 800, the distance between extension 830 and microswitch 320 are kept constant, and avoid touching stifled
First 800 damage microswitch 320 in sliding process.Extension 830 allows more microswitches 320 while acting simultaneously, protects
The stabilization of ground connection electromagnetic lock ground connection performance is demonstrate,proved.
Further, as shown in fig. 7, shell 120 includes wiring lid 121 and locking lid 122.It is latched lid 122 and base
Seat 110 is fixedly connected to form locking chamber 140, and wiring lid 121 is fixedly connected to form wire connection cavity 130 with pedestal 110.It is latched lid
Card slot is offered on 122, wiring lid 121 is arranged in card slot.Under normal conditions, it is not necessarily to open locking chamber 140, need to only open and connect
Line chamber 130 completes the operations such as wiring.When needing opening locking chamber 140 to be overhauled or repaired, need to confirm wiring simultaneously
Element situation in chamber 130.Wiring lid 121 is arranged in locking lid 122 while ensure that the convenience and safety of operation
Property.
Further, as shown in FIG. 6 and 7, the position of the formation of pedestal 110 wire connection cavity 130 offers entrance hole 113,
Entrance hole 113 is set to the outside of connecting terminal 330.Entrance hole 113 is set to the outside of connecting terminal 330, is conducive to wiring
Operation is smoothed out.State-detection component 300 further includes waterproof connector 350, and waterproof connector 350 is set to entrance hole 113.It is anti-
Water swivel 350 further improves the sealing performance of ground connection electromagnetic lock, improves ground connection electromagnetic lock pair provided by the utility model
Complicated, adverse circumstances adaptability.
As shown in Figure 1 and Figure 6, in one embodiment of the utility model, electric-magnetic lock component 200 further includes blocking mechanism
220, blocking mechanism 220 includes solenoid 221 and exclusive circuit element 222, and exclusive circuit element 222 is electrically connected with solenoid 221
It connects.When ground wire 600 is inserted into ground hole 111, the mandrel of solenoid 221 is stretched out and is abutted with lockweight 211, plunger and ground
The annular groove of the end of a thread 600 is abutted to lock ground wire 600.Be latched chamber 140 have opposite both ends, solenoid 221, lockweight 211,
Microswitch 320 and shake-up plug 800 are set to one end of locking chamber 140, and exclusive circuit element 222 is set to locking chamber 140
The other end.Solenoid 221 has the characteristics that simple in structure, stability is high.Exclusive circuit element 222 is used for solenoid 221
Power supply.Under normal conditions, the mandrel of solenoid 221 is in stretching state, and mandrel is abutted with the pin breech face of lockweight 211, closed
Lock pin 211 can be only in latched position.After exclusive circuit element 222 is powered to solenoid 221, the mandrel of solenoid 221 is retracted,
The mandrel of solenoid 221 gets out of the way the sliding path of lockweight 211, allows to be inserted into or extract ground wire 600.It can be real as one kind
Existing mode, exclusive circuit element 222 include control button, press after control button exclusive circuit element 222 to solenoid 221
Power supply.
As shown in Fig. 2 and Fig. 8 to Figure 12, ground connection electromagnetic lock further includes emergency release component 500, in case of emergency
Ground connection electromagnetic lock is unlocked.Emergency release component 500 includes shaft fixing block 510, shaft 520 and shaft spring 530.
Shaft fixing block 510 is arranged on pedestal 110, and shaft fixing block 510 offers keyhole 511.Shaft 520 is rotatably arranged on key
In keyhole 511, there is 520 one end of shaft solution lock section 521, shaft 520 also to have extension bar 522.It is opened up in shaft fixing block 510
The section of the limiting slot 512 of L-type structure, limiting slot 512 part vertical with the axis of keyhole 511 can limit and turn in 1/4 circle
Axis 520 rotates in 0-90 °.Shaft 520 has lockset position of coupler and locked position of coupler, shaft 520 can be in lockset position of coupler and locking position
It is rotated between setting.Extension bar 522 is detached or is contacted with the mandrel of solenoid 221 when shaft 520 rotates.At shaft 520
When locked position of coupler, extension bar 522 is detached with mandrel.When shaft 520 is in lockset position of coupler, extension bar 522 is abutted with mandrel
Cooperation.530 one end of shaft spring is connected on 520 end face of shaft, and the other end is connected to the end face of keyhole 511, shaft bullet
Spring 530 is used to provide restoring force for the reset of shaft 520.
The course of work of electromagnetic ground lock described briefly below, including be normally inserted into ground wire 600, it is normal extract ground wire 600,
It is urgent to be inserted into ground wire 600 and urgent extraction ground wire 600.
It is normal to be inserted into ground wire 600：The control button of exclusive circuit element 222 is pressed, exclusive circuit element 222 gives helical
Pipe 221 is powered, and the mandrel of solenoid 221 is retracted to get out of the way the sliding path of lockweight 211.Ground wire 600 passes through ground hole 111
It is inserted into ground connection electromagnetic lock, and the plunger of lockweight 211 is pushed to be slided to the direction of pin tail.Ground wire 600 closes after being fully inserted into
Lock pin 211 resets, and plunger is fastened in 600 annular groove of ground wire.Meanwhile ground wire 600 pushes shake-up plug 800 up to move,
It touches 800 extension 830 of plug and touches multiple microswitches 320,320 state of microswitch changes.Solenoid 221 is disconnected
The mandrel of electricity, solenoid 221 resets, and is connected to the pin tail end of lockweight 211, and lockweight 211 can not retreat, and keeps lockweight
211 plunger is fastened in 600 annular groove of ground wire, completes locking.
It is normal to extract ground wire 600：The control button of exclusive circuit element 222 is pressed, exclusive circuit element 222 gives helical
Pipe 221 is powered, and the mandrel of solenoid 221 is retracted to get out of the way the sliding path of lockweight 211.Extract ground wire 600, ground wire
600 push the plunger of lockweight 211 to be slided to the direction of pin tail, and the plunger of lockweight 211 takes off out of ground wire 600 annular groove
Go out.Ground wire 600 moves down until extracting completely, and lockweight 211 resets after ground wire 600 is extracted completely.Meanwhile it touching stifled
First 800 move down under the action of the first elastic component 900, and extension 830 is detached with multiple microswitches 320, microswitch
320 states change.Solenoid 221 powers off, and the mandrel of solenoid 221 resets, and is connected to the pin tail end of lockweight 211,
Lockweight 211 can not retreat, and ground wire 600 is prevented to be inserted into inside ground connection electromagnetic lock in unauthorized.Touch 800 end of plug
810 side wall of lug in face is opposite with locking notch 112, while the groove 820 of 810 end of lug and the plunger of lockweight 211 are matched
It closes, closes ground hole 111, prevent dust, water droplet etc. from entering inside ground connection electromagnetic lock.
It is urgent to be inserted into ground wire 600：
The extension bar 522 of shaft 520 is fastened on 510 limiting slot 512 of shaft fixing block under the action of shaft spring 530
In the card slot parallel with the axis of keyhole 511, accidental unlocking due to vibration or malice stir solution lock section 521 is prevented, meanwhile, it stretches
Rod 522 is detached with mandrel.It is inserted into correct emergency release key from keyhole 511, emergency release key is suitable with solution lock section 521
With clamping.Emergency release key is continued into, solution lock section 521 drives extension bar 522 to move and exits parallel with keyhole 511
Card slot part.Emergency release key is rotated, solution lock section 521 drives extension bar 522 to rotate and enters vertical with the axis of keyhole 511
Straight card slot part.Extension bar 522 is rotated in the card slot part vertical with keyhole 511, extension bar 522 and solenoid 221
Mandrel step surface abuts.With the rotation of extension bar 522, the mandrel of solenoid 221 is retracted to get out of the way the sliding road of lockweight 211
Diameter is inserted into ground wire 600.Reversely rotate emergency release key, drive extension bar 522 rotation of solution lock section 521 and entrance and key
The parallel card slot part of the axis in hole 511.Shaft 520 resets under the action of shaft spring 530.
It is urgent to extract ground wire 600：
It is inserted into correct emergency release key from keyhole 511, emergency release key is adapted to clamping with solution lock section 521.After
Continuous to be inserted into emergency release key, solution lock section 521 drives extension bar 522 to move and exits the card slot part parallel with keyhole 511.
Emergency release key is rotated, solution lock section 521 drives extension bar 522 to rotate and enters the card slot part vertical with keyhole 511.It stretches
Rod 522 is rotated in the card slot part vertical with keyhole 511, and extension bar 522 is abutted with the mandrel step surface of solenoid 221.
With the rotation of extension bar 522, the mandrel of solenoid 221 is retracted to get out of the way the sliding path of lockweight 211, and ground wire is extracted
600.Emergency release key is reversely rotated, solution lock section 521 drives extension bar 522 to rotate and enters flat with the axis of keyhole 511
Capable card slot part.Shaft 520 resets under the action of shaft spring 530.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (13)
1. a kind of ground connection electromagnetic lock, which is characterized in that including：
Lock body offers ground hole on the lock body, and the ground hole is for being inserted into ground wire；
One end of electric-magnetic lock component, including several lockweights, the lockweight is plunger, when ground wire is inserted into ground hole
When, the plunger is abutted with ground wire to lock ground wire；
Plug is touched, is slideably positioned in the ground hole, ground wire pushes the shake-up plug edge when being inserted into the ground hole
The extending direction of the ground hole slides, and when ground wire extracts the ground hole, the shake-up plug resets；
Several locking notch equal with the lockweight quantity, several lockweights are offered on the side wall of the ground hole
The plunger be each passed through several locking notch, the shake-up plug close to one end of the lockweight have with it is described
The equal several lugs of lockweight quantity, the lug has the groove being adapted to the plunger, when the ground wire is extracted, if
The groove for doing the lug fits with several plungers respectively, and the side walls of several lugs covers several described close respectively
Lock notch.
2. ground connection electromagnetic lock according to claim 1, which is characterized in that opposite position is opened on the side wall of the ground hole
If there are two locking notch, the electric-magnetic lock component includes two lockweights, the plunger difference of two lockweights
Across two locking notch；The shake-up plug is described convex with two be oppositely arranged close to one end of the lockweight
Ear, two lugs are respectively provided with the groove being adapted to two plungers.
3. ground connection electromagnetic lock according to claim 1 or 2, which is characterized in that the plunger in hemispherical, the lug with
The groove of the plunger adaptation is arc-shaped.
4. ground connection electromagnetic lock according to claim 1, which is characterized in that further include protective cover, the protective cover activity is set
It is placed in the lock body, when ground wire extracts the ground hole, the protective cover is for being covered on the ground hole.
5. ground connection electromagnetic lock according to claim 1, which is characterized in that further include the first elastic component, first elasticity
The both ends of part are connect with the shake-up plug and the lock body respectively, ground wire be inserted into the ground hole when described in the first elastic component
Flexible deformation occurs；When ground wire extracts the ground hole, the shake-up plug resets under the drive of first elastic component.
6. ground connection electromagnetic lock according to claim 1, which is characterized in that the lock body includes pedestal and shell, the shell
Body covers at the pedestal and forms the wire connection cavity being connected and locking chamber；The ground connection electromagnetic lock further includes state-detection component,
The state-detection component includes microswitch and connecting terminal, and the microswitch and the shake-up plug are set to described close
Intracavitary is locked, the connecting terminal is set in the wire connection cavity；Triggered when the shake-up plug sliding microswitch or with
The microswitch separation；Line cushion rubber was set between the wire connection cavity and the locking chamber, the connecting terminal with it is described micro-
Dynamic switch electrical connection, the electric wire for connecting the connecting terminal and the microswitch cross line cushion rubber across described.
7. ground connection electromagnetic lock according to claim 6, which is characterized in that the electric-magnetic lock component further includes breech-block
Structure, the blocking mechanism include solenoid and exclusive circuit element, and the exclusive circuit element is electrically connected with the solenoid；When
When ground wire is inserted into ground hole, the solenoidal mandrel is stretched out and is abutted with the lockweight, the plunger and ground wire
It abuts to lock ground wire；The locking chamber has opposite both ends, the solenoid, the lockweight, the microswitch
One end of the locking chamber is set to the shake-up plug, the exclusive circuit element is set to the another of the locking chamber
End.
8. ground connection electromagnetic lock according to claim 6, which is characterized in that the shell includes wiring lid and joint cap
Body；The locking lid is fixedly connected to form the locking chamber with the pedestal, and the wiring lid is fixed with the pedestal to be connected
It connects to form the wire connection cavity；Card slot is offered on the locking lid, the wiring lid is arranged in the card slot.
9. ground connection electromagnetic lock according to claim 6, which is characterized in that the position that the pedestal forms wire connection cavity offers
Entrance hole, the entrance hole are set to the outside of the connecting terminal；The state-detection component further includes waterproof connector, described
Waterproof connector is set to the entrance hole.
10. ground connection electromagnetic lock according to claim 6, which is characterized in that the shake-up plug includes extension, described to stretch
The extending direction for going out portion is vertical with the shake-up glide direction of plug；Multiple microswitch spacing side by side are arranged in the stretching
The both sides in portion；Ground wire pushes the shake-up plug to be slided along the extending direction of the ground hole when being inserted into the ground hole, institute
It states extension and triggers the microswitch, when the ground wire extracts the ground hole, the shake-up plug resets, the stretching
Portion is detached with the microswitch.
11. ground connection electromagnetic lock according to claim 7, which is characterized in that further include emergency release component, for urgent
In the case of the ground connection electromagnetic lock is unlocked；The emergency release component includes shaft fixing block and shaft, the shaft
Fixed seat is set to the pedestal, and the shaft fixing block offers keyhole, and the shaft is rotatably dispose in the keyhole
Interior, there is the solution lock section with emergency release key fits, the shaft also there is extension bar, the shaft to turn for described shaft one end
The extension bar is detached or is contacted with the solenoidal mandrel when dynamic, to realize the urgent solution to the ground connection electromagnetic lock
Lock.
12. ground connection electromagnetic lock according to claim 11, which is characterized in that open up L-type structure in the shaft fixing block
Limiting slot, two parts of the limiting slot are parallel and vertical with the extending direction of the keyhole respectively, the extension bar by
The limiting slot stretches out the shaft fixing block；After the solution lock section coordinates with emergency release key, described in the shaft drive
Extension bar slides into the corner of the limiting slot, and the shaft rotates, the extension bar and the solenoidal mandrel
It abuts, the solenoidal mandrel is retracted to realize the emergency release of the ground connection electromagnetic lock.
13. ground connection electromagnetic lock according to claim 12, which is characterized in that the emergency release component further includes shaft bullet
Spring, the shaft spring one end are connected on end face of the shaft far from the solution lock section, and the other end is connected to the key
The end face in hole；After emergency release, the shaft returns back to the corner of the limiting slot, and the shaft spring squeezes the shaft
Extending direction along the keyhole is far from the turning of the limiting slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820351689.6U CN207947538U (en) | 2018-03-14 | 2018-03-14 | It is grounded electromagnetic lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820351689.6U CN207947538U (en) | 2018-03-14 | 2018-03-14 | It is grounded electromagnetic lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207947538U true CN207947538U (en) | 2018-10-09 |
Family
ID=63696952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820351689.6U Active CN207947538U (en) | 2018-03-14 | 2018-03-14 | It is grounded electromagnetic lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207947538U (en) |
-
2018
- 2018-03-14 CN CN201820351689.6U patent/CN207947538U/en active Active
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Effective date of registration: 20201016 Address after: 519000, building sixth, room 609, room 10, main building, No. 1, science and technology road, Harbour Road, Tang Wan Town, Guangdong, Zhuhai, Patentee after: Zhuhai United Information Technology Co.,Ltd. Address before: 519000 No. 102, silver birch Road, Xiangzhou District, Guangdong, Zhuhai Patentee before: ZHUHAI UNITECH POWER TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20240119 Address after: 519000 No. 68, Jinhong seventh Road, Jinding Industrial Park, high tech Zone, Zhuhai, Guangdong Patentee after: ZHUHAI UNITECH POWER TECHNOLOGY Co.,Ltd. Address before: 519000 unit G, room 609, 6th floor, main building, No.10, Keji 1st Road, Gangwan Avenue, Tangjiawan Town, Zhuhai City, Guangdong Province Patentee before: Zhuhai United Information Technology Co.,Ltd. |
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