CN110429503A - Pressing plate blocking device - Google Patents
Pressing plate blocking device Download PDFInfo
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- CN110429503A CN110429503A CN201910810732.XA CN201910810732A CN110429503A CN 110429503 A CN110429503 A CN 110429503A CN 201910810732 A CN201910810732 A CN 201910810732A CN 110429503 A CN110429503 A CN 110429503A
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- magnetic
- magnetic force
- force component
- lock
- pressing plate
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- 230000000903 blocking effect Effects 0.000 title claims abstract description 54
- 238000002955 isolation Methods 0.000 claims abstract description 50
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 42
- 230000004907 flux Effects 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 8
- 230000014759 maintenance of location Effects 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000004308 accommodation Effects 0.000 claims description 5
- 230000005389 magnetism Effects 0.000 claims description 3
- 210000002105 tongue Anatomy 0.000 description 47
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000274 adsorptive effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The present invention provides a kind of pressing plate blocking devices, comprising: isolation cover;Shell;Magnetic force component, magnetic force component has first state and the second state, and magnetic force component is greater than magnetic force component in the magnetic force of the second state in the magnetic force of first state, and magnetic force component has the operating side for stretching out shell, passes through the state of operating side manual switching magnetic force component;Locking assembly, locking assembly is arranged in shell, locking assembly has blocking and unlocked state, when locking assembly is located at blocking, the locked end of locking assembly is stretched in magnetic force component, and hinders magnetic force switch between components to the second state, magnetic force component is locked in first state, when locking assembly is located at unlock shape tense, locked end exits magnetic force component, and magnetic force component unlocks and switches to the second state under manual actuation.The present invention solves the problems, such as pressing plate blocking device poor reliability in the prior art.
Description
Technical field
The present invention relates to Safety Technology for Industry fields, in particular to a kind of pressing plate blocking device.
Background technique
Secondary pressure plate is a kind of common electrical power wiring device, multiple rows of gold being mounted in protection screen or observing and controlling screen
Belong on panel, and often there is the pressing plate of different interval is multiple rows of to be commonly mounted on panel, the pressing plate on usual same row pressure plate belongs to
The same interval.
When protective device needs to overhaul, can usually encounter in protection screen or observing and controlling screen has the case where multiple rows of pressing plate, and
Pressing plate is not belonging to operation scope or the device of working range is relevant with other running protection equipment circuits, this is just needed
Operation secondary pressure plate is isolated, if isolation work is not handled properly, it is likely that high pressure level grid equipment can be caused
Malfunction even cause personal injury, cause serious accident.
Protective device operation of secondary pressure plate there is no effective control means in electric system.In maintenance by operation maintenance personnel root
The secondary pressure plate at Awaiting Overhaul interval is exited according to operation order, and the secondary pressure plate that maintenance interval is not necessarily in same screen is isolated, then
Cue card is moved back by the rule of thumb control operations ticket secondary pressure plate throwing of service personnel to operate, and can not achieve the strong of secondary pressure plate
System locking, primary equipment cause the case where artificially expanding accident to happen occasionally because of the miscarrying of protective device secondary pressure plate.
One kind is disclosed in the patent of invention " pressing plate blocking device " of Patent No. 201810765339.9 in the prior art
Pressing plate blocking device.The characteristics of device utilizes pedestal to be metal, using the magneticaction of magnetic part, is locked in bottom for isolation cover
Pressing plate to be isolated on seat, the isolation to pressing plate is realized.Since the locking assembly of the invention is connect with magnetic force Component driver,
In latching process, need by way of pressing locking assembly to drive magnetic force component to be converted to strong magnetic shape from weak magnetic state
State, the process need to overcome strong magnetic force, which needs artificially to apply biggish vertical, and operating experience is poor,
And shaft easily fails because torque is excessive;In addition, in the lockout condition, since magnetic force component closes for arranged off-centre in pressing plate
On locking device, i.e. the side magnetic force of the device is stronger, and other side magnetic force is weaker, it is easy to artificially maliciously from magnetic force it is weaker one
The side to overturn blocking device and its entirety is broken down, and make entire blocking device lose to pressing plate insulation blocking effect.
Summary of the invention
The main purpose of the present invention is to provide a kind of pressing plate blocking devices, to solve pressing plate locking dress in the prior art
The problem of setting poor reliability.
To achieve the goals above, the present invention provides a kind of pressing plate blocking devices, comprising: isolation cover, isolation cover are removable
It is located at outside pressing plate with unloading;Shell, shell are connect with isolation cover;Magnetic force component, magnetic force component are arranged in shell, magnetic force group
Part has first state and the second state, and magnetic force component is greater than magnetic force component in the magnetic of the second state in the magnetic force of first state
Power, when magnetic force component is in first state, isolation cover is locked on the pedestal for being equipped with pressing plate by the absorption of magnetic force component, when
When magnetic force component is in the second state, isolation cover can be separated with pedestal, and magnetic force component has the operating side for stretching out shell, be passed through
The state of operating side manual switching magnetic force component;Locking assembly, locking assembly are arranged in shell, and locking assembly has latch like
State and unlocked state, when locking assembly is located at blocking, the locked end of locking assembly is stretched in magnetic force component, and hinders
Magnetic force component is locked in first state, when locking assembly is located at unlocked state, closed by magnetic force switch between components to the second state
Lock end exits magnetic force component, and magnetic force component unlocks and switches to the second state under manual actuation.
Further, magnetic force component includes: magnetic part, and magnetic part has magnetism, and suction base, pressing plate is latched and is filled
It sets and is locked on pedestal;Operating parts, operating parts and magnetic part are drivingly connected, and operating parts has operating side, by operating operating side
Magnetic part rotation is driven, locked end can extend into magnetic part or operating parts, and hinder the rotation of magnetic part, to lock magnetic force group
Part, when magnetic force component is in first state, magnetic part moves to strong magnetic potential, is increased by the magnetic flux of pedestal so that magnetic
Property part absorption locking pedestal, when magnetic force component is in the second state, magnetic part moves to weak magnetic position or without magnetic potential, passes through
The magnetic flux of pedestal reduces or disappears so that magnetic part can be detached from pedestal.
Further, magnetic force component further include: the first magnetic conductive part, the first magnetic conductive part have the first cavity;Second magnetic conductive part,
Second magnetic conductive part has the second cavity, and the first cavity and the second cavity surround the accommodation space for accommodating magnetic part jointly;Every magnetic part,
Be arranged between the first magnetic conductive part and the second magnetic conductive part every magnetic part, and be trapped among on the outside of magnetic part, every magnetic part by the first magnetic conductive part and
The isolation of second magnetic conductive part, and it is parallel with the pivot center of magnetic part every the plane where magnetic part.
Further, the pivot center of magnetic part is vertical with pedestal.
Further, magnetic part includes the pole N portion and the pole S portion, when the interface in the pole N portion and the pole S portion and where magnetic part
When plane is parallel, magnetic part is located at strong magnetic potential, when the interface in the pole N portion and the pole S portion is vertical with every the plane where magnetic part,
Magnetic part is located at weak magnetic position or without magnetic potential.
Further, magnetic force component further includes limit plate, and operating parts runs through limit plate, and limit plate has retention bead, behaviour
Workpiece offers limiting slot, and limiting slot offers predetermined length along the circumferential direction of operating parts, and retention bead stretches in limiting slot, and
It is movable in limiting slot.
Further, operating parts includes: shaft, and shaft and magnetic part are drivingly connected, and shaft has locking groove, and locked end is stretched
Enter or exit locking groove, to hinder or avoid magnetic part rotation;Knob, knob and shaft are drivingly connected, and knob has operation
It holds and exposes to shell.
Further, locking assembly includes: lock shaft, and lock shaft is movably arranged in shell, and lock shaft has radially-protruding close
Lock end;Lock tongue, lock tongue are threaded through on lock shaft, and are switched between the position protruded into and exit shell, are closed when locking assembly is located at
When lock status, lock tongue protrudes into shell, and a part of lock tongue is located in lock shaft, and another part of lock tongue is located in shell, to hinder
The movement of lock shaft, locked end are maintained in magnetic force component, and magnetic force component is locked in first state, when locking assembly is located at solution
When lock status, lock tongue exits shell, and lock tongue no longer hinders the movement of lock shaft, lock shaft movement, and locked end exits magnetic force component, magnetic force
Component unlocks and switches to the second state under external force.
Further, at least part of magnetic force component is rotatably provided in shell, and the pivot center of magnetic force component
It is parallel with the motion profile line of lock shaft.
Further, locking assembly further includes lock shaft return unit, and the both ends of lock shaft return unit are supported with shell and lock shaft respectively
It connects, and provides for lock shaft so that locked end stretches out the reset force of magnetic force component.
Further, lock shaft has limit recess portion, and locking assembly further includes locating part, and locating part connect and protrudes into shell
To limit recess portion, to control the motion range of lock shaft.
Further, locking assembly further include: lock core, lock core are arranged in lock shaft;Transfer block, transfer block and lock core it is defeated
Shaft is drivingly connected, and being rotated by lock core, and lock tongue has driving space, and transfer block is contained in driving space, and
The inner wall in driving space is squeezed, to drive lock tongue to exit shell.
Further, lock shaft has fan groove, and a part of transfer block is located in fan groove, and moves in fan groove,
To control the slewing area of transfer block.
Further, locking assembly further includes lock tongue return unit, and lock tongue return unit is abutted with lock tongue, and is provided and stretched for lock tongue
Enter the reset force of shell.
Further, locking assembly further include: retaining ring, retaining ring setting limit between lock core and lock shaft inner wall, and by lock core
Position is in lock shaft;Wireless code sheet, Wireless code sheet are connect with shell, and are matched with solution lock key.
Further, isolation cover has Contraband character form structure, and locking assembly and magnetic force component are multiple and also correspond,
The both ends of Contraband character form structure are provided with locking assembly and magnetic force component.
It applies the technical scheme of the present invention, by being provided with magnetic force component and locking assembly, wherein magnetic force component plays suction
Isolation cover is firmly adsorbed on pedestal by magnetic-adsorption, so that isolation cover blocks pressing plate, prevents operator by attached effect
Member's operated clamp in the case of unauthorized.Locking assembly plays locking effect to the state of magnetic force component, works as locking assembly
When in blocking, the locked end of locking assembly is extend into magnetic force component, and locked end hinders the inner part of magnetic force component
Movement is to be locked in first state for magnetic force component, and the magnetic force of magnetic force component is larger at this time, and isolation cover is adsorbed on pedestal,
When locking assembly is in the unlocked state, locked end exits magnetic force component, and locked end no longer hinders the inner part of magnetic force component
Movement, the unlock of magnetic force component, operator is manually operated operating side and magnetic force component is switched to the second shape from first state at this time
Isolation cover can be removed the adsorption capacity decrease of pedestal by state, magnetic force component.Above-mentioned set-up mode is cut manually by operating side
The state of magnetic force component is changed, locking assembly only plays locking effect, in this way, not needing to apply when operation locking assembly too big
Power, and the torque that magnetic force component is subject to is smaller, avoids the problem that the shaft on magnetic force component fails because torque is excessive, behaviour
It is small to make torque, operating experience is good.Pressing plate blocking device is not necessarily to consider each platen shape and size without considering installation in advance
Difference, it is versatile, it is easy to operate, without tool, that is, mountable, with with dress.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram that pressing plate blocking device of the invention is mounted on the base;
Fig. 2 shows the explosive views of the pressing plate blocking device in Fig. 1;
Fig. 3 shows the structural schematic diagram of the shaft of the pressing plate blocking device in Fig. 2;
Fig. 4 shows the structural schematic diagram of the locating part of the pressing plate blocking device in Fig. 2;
Fig. 5 shows structural schematic diagram of the pressing plate blocking device in Fig. 2 in locking;
Fig. 6 show A-A in Fig. 5 to cross-sectional view;
Fig. 7 shows the cross-sectional view of B-B direction in Fig. 5;
Fig. 8 show C-C in Fig. 5 to cross-sectional view;
Fig. 9 shows structural schematic diagram of the pressing plate blocking device in Fig. 2 in unlock;
Figure 10 show D-D in Fig. 9 to cross-sectional view;
Figure 11 show E-E in Fig. 9 to cross-sectional view;And
Figure 12 show F-F in Fig. 9 to cross-sectional view.
Wherein, the above drawings include the following reference numerals:
10, isolation cover;20, shell;21, stepped hole;22, mounting hole;30, magnetic force component;311, magnetic part;312, it operates
Part;3121, locking groove;3122, limiting slot;3123, shaft;3124, knob;32, the first magnetic conductive part;33, the second magnetic conductive part;
34, every magnetic part;35, limit plate;351, retention bead;36, fixed block;40, locking assembly;41, lock shaft;411, locked end;
412, recess portion is limited;42, lock tongue;43, lock shaft return unit;44, locating part;45, lock core;46, transfer block;47, lock tongue return unit;
48, retaining ring;49, Wireless code sheet.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have and the application
The normally understood identical meanings of person of an ordinary skill in the technical field.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, top, bottom " is usually needle
For direction shown in the drawings, or for component itself is on vertical, vertical or gravity direction;Equally
Ground for ease of understanding and describes, and " inside and outside " refers to the inside and outside of the profile relative to each component itself, but the above-mentioned noun of locality is not
For limiting the present invention.
In order to solve the problems, such as pressing plate blocking device poor reliability in the prior art, the present invention provides a kind of pressing plates to close
Locking device.
A kind of pressing plate blocking device as shown in Figures 1 to 12, including isolation cover 10, shell 20, magnetic force component 30 and close
Lock set 40, isolation cover 10 are removably located at outside pressing plate;Shell 20 is connect with isolation cover 10;The setting of magnetic force component 30 exists
In shell 20, magnetic force component 30 has first state and the second state, and magnetic force component 30 is greater than magnetic in the magnetic force of first state
Power component 30 is in the magnetic force of the second state, and when magnetic force component 30 is in first state, isolation cover 10 is inhaled by magnetic force component 30
Attached to be locked on the pedestal for being equipped with pressing plate, when magnetic force component 30 is in the second state, isolation cover 10 can be separated with pedestal,
Magnetic force component 30 has the operating side for stretching out shell 20, passes through the state of operating side manual switching magnetic force component 30;Locking assembly
40 are arranged in shell 20, and locking assembly 40 has blocking and unlocked state, when locking assembly 40 is located at blocking,
The locked end 411 of locking assembly 40 stretches in magnetic force component 30, and magnetic force component 30 is hindered to switch to the second state, by magnetic
Power component 30 is locked in first state, and when locking assembly 40 is located at unlocked state, locked end 411 exits magnetic force component 30, magnetic
Power component 30 unlocks and switches to the second state under manual actuation.
The present embodiment is by being provided with magnetic force component 30 and locking assembly 40, wherein and magnetic force component 30 plays suction-operated,
Isolation cover 10 is firmly adsorbed on pedestal by magnetic-adsorption, so that isolation cover 10 blocks pressing plate, prevents operator
Operated clamp in the case of unauthorized.Locking assembly 40 plays locking effect to the state of magnetic force component 30, when locking group
When part 40 is in blocking, as shown in Fig. 5 to Fig. 8, the locked end 411 of locking assembly 40 is extend into magnetic force component 30, is closed
Lock end 411 hinders the movement of the inner part of magnetic force component 30 to which magnetic force component 30 is locked in first state, at this time magnetic force group
The magnetic force of part 30 is larger, and isolation cover 10 is adsorbed on pedestal, when locking assembly 40 is in the unlocked state, such as Fig. 9 to Figure 12
Shown, locked end 411 exits magnetic force component 30, and locked end 411 no longer hinders the movement of the inner part of magnetic force component 30, magnetic force group
Part 30 unlocks, and operator is manually operated operating side and magnetic force component 30 is switched to the second state, magnetic force from first state at this time
Isolation cover 10 can be removed the adsorption capacity decrease of pedestal by component 30.Above-mentioned set-up mode passes through operating side manual switching magnetic
The state of power component 30, locking assembly 40 only play locking effect, in this way, not needing to apply when operation locking assembly 40 too big
Power, and the torque that magnetic force component 30 is subject to is smaller, and the shaft 3123 on magnetic force component 30 is avoided to fail because torque is excessive
The problem of, operational torque is small, and operating experience is good.Pressing plate blocking device is not necessarily to consider each pressing plate without considering installation in advance
Shape and size difference, it is versatile, it is easy to operate, without tool, that is, mountable, with with dress.
As shown in Figure 2 and Figure 7, magnetic force component 30 includes magnetic part 311 and operating parts 312, and wherein magnetic part 311 has magnetic
Property, operating parts 312 preferably without magnetism, realized using the pedestal of magnetic-adsorption metal by pressing plate blocking device by magnetic part 311
The effect being locked on pedestal;Operating parts 312 and magnetic part 311 are drivingly connected, and magnetic part 311 is close to one end of operating parts 312
Rectangular channel is offered, there is rectangular block on operating parts 312, rectangular block is extend into rectangular channel, so that operating parts 312 turns
It is dynamic that magnetic part 311 is driven to rotate, realize the switching of 30 state of magnetic force component, the part that operating parts 312 stretches out shell 20 is to grasp
Make end, operator can drive magnetic part 311 to rotate after unlocking locking assembly 40 by operation operating side.
As shown in Figures 2 and 3, locked end 411 can extend into magnetic part 311 or operating parts 312, and hinder magnetic part 311
Rotation, to lock magnetic force component 30, when magnetic force component 30 is in first state, magnetic part 311 moves to strong magnetic potential, lead to
The magnetic flux for crossing pedestal increases so that the absorption locking pedestal of magnetic part 311, magnetic when magnetic force component 30 is in the second state
Part 311 moves to weak magnetic position or without magnetic potential, is reduced by the magnetic flux of pedestal or is disappeared so that magnetic part 311 can take off
From pedestal.
Specifically, operating parts 312 includes shaft 3123 and knob 3124, wherein shaft 3123 has above-mentioned rectangular block
And be drivingly connected with magnetic part 311, locking groove 3121 is offered in the outer rim of shaft 3123, locked end 411 protrudes into locking groove
In 3121, so that magnetic part 311 be hindered to rotate, the one end of shaft 3123 far from magnetic part 311 is connect with knob 3124, knob
3124 be in flat structure in order to hold, and knob 3124 has operating side and exposes to shell 20, and operator passes through operation rotation
Button 3124 can carry out the rotation process of magnetic part 311 easily.Certainly, locking groove 3121 can also be provided on magnetic part 311,
The rotation stop to realization in magnetic part 311 to magnetic part 311 is directly protruding by locked end 411.
As shown in Fig. 2, the magnetic part 311 of the present embodiment is cylindrical, the pivot center of magnetic part 311 and its geometrical axis
Line is overlapped, and pivot center is vertical with pedestal, changes magnetic part 311 by the magnetic flux of pedestal by the rotation of magnetic part 311
Realize the change of magnetic force size.
Furthermore, magnetic force component 30 further includes the first magnetic conductive part 32, the second magnetic conductive part 33 and leads every magnetic part 34, first
Magnetic part 32 has the first cavity;Second magnetic conductive part 33 has the second cavity, and the first cavity and the second cavity surround receiving magnetic jointly
The accommodation space of property part 311;It is arranged between the first magnetic conductive part 32 and the second magnetic conductive part 33 every magnetic part 34, every magnetic part 34 in U-shaped
Shape is simultaneously trapped among 311 outside of magnetic part, first magnetic conductive part 32 and the second magnetic conductive part 33 is isolated every magnetic part 34, so that isolation first is empty
Magnetic force conduction between chamber and the second cavity, and it is parallel with the pivot center of magnetic part 311 every the plane where magnetic part 34, i.e., originally
Pivot center and every plane magnetic part 34 where with pedestal vertical technical solution of the embodiment using magnetic part 311.Accordingly
Ground, magnetic part 311 includes the pole N portion and the pole S portion, and the interface of the pole N portion and the formation of the pole S portion passes through the geometry of magnetic part 311
Axis, the i.e. pole N portion and the pole S portion are respectively semicylinder, when the interface in the pole N portion and the pole S portion and the plane every 34 place of magnetic part
When parallel, as shown in figure 8, magnetic part 311 is located at strong magnetic potential, this completely cuts off the magnetic circuit of magnetic part 311 directly from N after magnetic part 34
Pole portion to the pole S portion, and make it is intensive by the magnetic induction line of pedestal, thus big by the magnetic flux of pedestal, and then 311 pairs of bottoms of magnetic part
The magnetic adsorptive power of seat is big, and the absorption of isolation cover 10 is locked on pedestal;When being rotated by operator of magnetic part 311
At 90 degree, as shown in figure 12, the interface in the pole N portion and the pole S portion turns to, magnetic part vertical with every the plane where magnetic part 34
311 positioned at weak magnetic position or without magnetic potential, and the magnetic circuit of magnetic part 311 is directly from the pole N portion to the pole S portion at this time, and makes to pass through pedestal
Magnetic induction line it is sparse, thus by the way that the magnetic flux of pedestal is small or even nothing, and then magnetic part 311 is small to the magnetic adsorptive power of pedestal,
Isolation cover 10 can be removed from pedestal.Certainly, in addition to the pivot center of above-mentioned magnetic part 311 and every the plane where magnetic part 34
It, can also be using the pivot center of magnetic part 311 and every the plane where magnetic part 34 and bottom outside the scheme vertical with pedestal
The parallel scheme of seat, it is only necessary to guarantee the pivot center of magnetic part 311 and mutually be put down therebetween every the plane where magnetic part 34
Row.
As shown in Figure 2 and Figure 4, magnetic force component 30 further includes limit plate 35, and the lid of limit plate 35 is located at magnetic part 311 and operation
Accommodation space one end that one end end that part 312 connects, first magnetic conductive part 32 of the present embodiment and the second magnetic conductive part 33 are formed is spacious
Mouthful, an end face of magnetic part 311 is i.e. exposed from the open-mouth, and operating parts 312 is also to be drivingly connected from the side and magnetic part 311,
Limit plate 35 covers the open-position-side for setting accommodation space, and limit plate 35 has through-hole, and the shaft 3123 of operating parts 312 runs through by through-hole
Limit plate 35 is in order to stretch out shell 20, and the inner wall of through-hole has the retention bead 351 inwardly stretched out, and the outer rim of shaft 3123 is opened
Equipped with limiting slot 3122, limiting slot 3122 offers predetermined length along the circumferential direction of shaft 3123, and retention bead 351 stretches to limit
In slot 3122, and it is movable in limiting slot 3122, and the inner wall of limiting groove is abutted with retention bead 351, thus to operating parts 312
Slewing area limited, also limit the slewing area of magnetic part 311.Since the magnetic part 311 of the present embodiment rotates
Range is 90 degree, thus limiting slot 3122 offers 90 degree, i.e. the length of limiting slot 3122 is the 1/4 of 3123 perimeter of shaft, when
So, the length of limiting slot 3122 can also be according to the slewing area of magnetic part 311 using other settings.
It should be noted that since limit plate 35 may hinder locked end 411 to extend into locking groove 3121, thus limit
Escape groove is offered on plate 35, escape groove is connected to the outer rim of limit plate 35 and locking groove 3121, to guarantee 411 energy of locked end
It enough extend into locking groove 3121.
Preferably, as shown in Figure 1, magnetic force component 30 is located in the middle part of the outer rim of isolation cover 10.Specifically, isolation cover 10 1
As can be covered with multiple pressing plates simultaneously, thus the length of isolation cover 10 is usually longer, and the cross section of isolation cover 10 is in Contraband font knot
Structure, locking assembly 40 and magnetic force component 30 are multiple and are also arranged in a one-to-one correspondence at the both ends of 10 length of isolation cover, more
To say to body, magnetic force component 30 is the mode that such magnetic part 311 is centrally arranged positioned at the middle of 10 edges at two ends of isolation cover,
So that the magnetic force distribution of 10 two sides of isolation cover is uniform, it can not break down, it can be achieved that carrying out safely and reliably isolation to pressing plate and close easily
Lock.
As shown in Figure 2 and Figure 5, the present embodiment offers stepped hole 21 on the housing 20, and magnetic force component 30 passes through ladder
The big opening end in hole 21 is installed in shell 20, and a part of shaft 3123 and knob 3124 are stretched out from osculum end, shaft
3123 setting steppeds, the step surface of shaft 3123 abut the step surface of stepped hole 21 to guarantee installation accuracy, in this way from
The front of pressing plate blocking device can not disassemble magnetic force component 30, improve the safety of pressing plate blocking device.Magnetic
Power component 30 further includes fixed block 36, and fixed block 36 is mounted on the big opening end of stepped hole 21, so that stepped hole 21 is blocked, so that
The components such as magnetic part 311 are maintained in shell 20.Correspondingly, also there is the mounting hole for installing locking assembly 40 on shell 20
22, mounting hole 22 can be blind hole, and the opening of mounting hole 22 and the osculum end of stepped hole 21 are towards identical, mounting hole 22 and ladder
It can partially be connected to, can also separate between hole 21 completely.
As shown in Fig. 5 to Figure 12, locking assembly 40 includes lock shaft 41 and lock tongue 42, and lock shaft 41 is slidably arranged in mounting hole 22
It is interior, and the motion profile line of lock shaft 41 is parallel with the pivot center of magnetic part 311, i.e. axial direction of the lock shaft 41 along magnetic part 311
Sliding setting, lock shaft 41 have radially-protruding locked end 411, and when lock shaft 41 moves, locking groove 3121 can be protruded into or be moved back
Locking groove 3121 out;Lock tongue 42 is threaded through on lock shaft 41 and along the radial motion of lock shaft 41, and lock tongue 42 is protruding into and exiting shell
Switch between 20 position, when locking assembly 40 is located at blocking, as shown in Fig. 5 to Fig. 8, lock tongue 42 is protruded by lock shaft 41
To shell 20, a part of lock tongue 42 is located in lock shaft 41, and another part of lock tongue 42 is located in shell 20, to hinder to lock
Magnetic force component 30 is locked in first state so that locked end 411 is maintained in magnetic force component 30 by the movement of axis 41;When closing
When lock set 40 is located at unlocked state, as shown in Fig. 9 to Figure 12, lock tongue 42 exits shell 20, and lock tongue 42 no longer hinders lock shaft 41
Movement, axially movable, locked end 411 exits locking groove 3121 to lock shaft 41, the unlock of magnetic force component 30 and under external force
Switch to the second state.
In the present embodiment, locking assembly 40 further includes lock shaft return unit 43, and lock shaft return unit 43 is spring, and lock shaft resets
The both ends of part 43 are abutted with shell 20 and lock shaft 41 respectively, and are provided for lock shaft 41 so that locked end 411 stretches out magnetic force component 30
Reset force.When lock shaft 41 unlock after, locked end 411 i.e. can under the driving of lock shaft return unit 43 auto-extending locking groove
3121。
Optionally, lock shaft 41 has limit recess portion 412, and limit recess portion 412 is axial open up along the direction of motion of lock shaft 41
There is certain length, locking assembly 40 further includes locating part 44, and locating part 44 can be the knot on 20 inner wall of the shells such as protrusion, pillar
Structure wears the components such as pin shaft on the housing 20, and locating part 44 connect with shell 20 and stretches in limit recess portion 412,
It is moved in limit recess portion 412, the end wall of limit recess portion 412 abuts to control the motion range of lock shaft 41 with locating part 44.
In the present embodiment, locking assembly 40 further includes lock core 45 and transfer block 46, and lock core 45 is arranged in lock shaft 41;Turn
The output shaft for connecing block 46 and lock core 45 is drivingly connected, and is rotated synchronously under the driving of lock core 45, and lock tongue 42 is opened up with centre
There is through-hole as driving space, transfer block 46 is in rectangle, and transfer block 46 is contained in driving space, when solution lock key unlocks lock core
When 45, the output shaft of unlock key driven cylinder 45 drives transfer block 46 to rotate, due to 46 outer rim of transfer block distance center everywhere
The distance at place is different, thus the rotation of transfer block 46 can squeeze the inner wall in driving space, to drive the movement of lock tongue 42 so that moving back
Shell 20 out, lock shaft 41 move under the action of lock shaft return unit 43 to the direction for stretching out shell 20, and locked end 411 exits locking
Slot 3121 realizes the unlock to magnetic force component 30.When needing to relock, reverse turn operation end switches back into magnetic force component 30
Then first state presses lock shaft 41, lock shaft 41 compresses lock shaft return unit 43, and locked end 411 stretches to locking groove 3121 again
It is interior so that magnetic force component 30 be relocked.
Optionally, lock shaft 41 has fan groove, and a part of transfer block 46 is located in fan groove, and transports in fan groove
Dynamic, the side wall of fan groove abuts to control the slewing area of transfer block 46 with transfer block 46, avoids 46 turns of transfer block
Moving position causes unlock to fail.
There are two lock tongue 42, two lock tongues 42 are staggeredly stacked for the present embodiment setting, and when two lock tongues 42 protrude into lock housing
The direction of motion on the contrary, a fluting is correspondingly also offered on the opposite inner wall of shell 20 respectively, and respectively with two lock tongues 42
Cooperation, transfer block 46 are extend into the driving space of two lock tongues 42 simultaneously, to drive two lock tongues 42 to move synchronously simultaneously.
In the present embodiment, locking assembly 40 further includes lock tongue return unit 47, and lock tongue return unit 47 is Hookean spring, lock tongue
The axis of return unit 47 is vertical with the direction of motion of lock shaft 41, and lock tongue return unit 47 is abutted with lock tongue 42, and provides for lock tongue 42
Protrude into the reset force of shell 20.Similar to lock tongue 42, the present embodiment is also provided with there are two lock tongue return unit 47, lock tongue return unit 47
One end abutted with the outer wall of a lock tongue 42, the other end is abutted with the inner wall of another lock tongue 42, two lock tongue return units 47
It is all made of above-mentioned setting, so that two lock tongues 42 have the fortune for protruding into shell 20 under the driving of two lock tongue return units 47
Dynamic trend, when solving lock key extraction lock core 45, lock tongue 42 is realized under the action of lock tongue return unit 47 and is automatically reset.
Optionally, locking assembly 40 further includes retaining ring 48 and Wireless code sheet 49, and retaining ring 48 is arranged in lock core 45 and lock shaft 41
Between inner wall, and by the limit of lock core 45 in lock shaft 41;Wireless code sheet 49 is connect with shell 20, and is matched with solution lock key, with
Identification solution lock key.
Preferably, isolation cover 10 can be for made of insulating materials, and has warning color, is made with playing adequately prompt
With.Translucent cover can also be set by isolation cover 10, in order to observe the shape of pressing plate in the case where not dismantling isolation cover 10
State.
It should be noted that multiple in above-described embodiment refer at least two.
It can be seen from the above description that the above embodiments of the present invention realized the following chievements:
1, pressing plate blocking device poor reliability in the prior art is solved the problems, such as;
2, it does not need to apply too big power when operating locking assembly, and the torque that magnetic force component is subject to is smaller, avoids magnetic
The problem of shaft on power component fails because torque is excessive, operational torque is small, and operating experience is good;
3, the mode that magnetic part is centrally arranged so that isolation cover two sides magnetic force distribution is uniform, can not break down easily, it can be achieved that
Safely and reliably isolating closing lock is carried out to pressing plate;
4, without considering installation in advance, and without considering each platen shape and size difference, versatile, operation side
Just, without tool, that is, mountable, with with dress;
5, Wireless code sheet can carry out identification to the lock core of each pressing plate blocking device, when avoiding being latched because of multiple rows of pressing plate
Operation obscures that accident occurs;
6, locking directly presses the locking assembly of isolation cover two sides without solving lock key;
7, isolation cover is transparent warning color isolation material, can also see the state of segregate pressing plate after locking clearly.
Obviously, above-mentioned the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments should fall within the scope of the present invention.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (16)
1. a kind of pressing plate blocking device characterized by comprising
Isolation cover (10), the isolation cover (10) are removably located at outside pressing plate;
Shell (20), the shell (20) connect with the isolation cover (10);
Magnetic force component (30), in the shell (20), the magnetic force component (30) has for the magnetic force component (30) setting
One state and the second state, and the magnetic force component (30) is greater than magnetic force component (30) In in the magnetic force of the first state
The magnetic force of second state, when the magnetic force component (30) is in the first state, the isolation cover (10) passes through institute
It states magnetic force component (30) absorption to be locked on the pedestal for being equipped with the pressing plate, when the magnetic force component (30) is in described second
When state, the isolation cover (10) can separate with the pedestal, and the magnetic force component (30), which has, stretches out the shell (20)
Operating side, pass through the state of magnetic force component (30) described in the operating side manual switching;
Locking assembly (40), in the shell (20), the locking assembly (40), which has, is closed for locking assembly (40) setting
Lock status and unlocked state, when the locking assembly (40) is located at the blocking, the locking of the locking assembly (40)
End (411) stretches in the magnetic force component (30), and the magnetic force component (30) is hindered to switch to second state, will
The magnetic force component (30) is locked in the first state, described when the locking assembly (40) is located at the unlocked state
Locked end (411) exits the magnetic force component (30), and the magnetic force component (30) unlocks and switches under manual actuation described
Second state.
2. pressing plate blocking device according to claim 1, which is characterized in that the magnetic force component (30) includes:
Magnetic part (311), the magnetic part (311) has magnetism, and adsorbs the pedestal, and the pressing plate blocking device is locked
Determine on the base;
Operating parts (312), the operating parts (312) and the magnetic part (311) are drivingly connected, and the operating parts (312) has
The operating side drives the magnetic part (311) to rotate by operating the operating side, and the locked end (411) can extend into
The magnetic part (311) or the operating parts (312), and the rotation of the magnetic part (311) is hindered, to lock the magnetic force group
Part (30), when the magnetic force component (30) is in the first state, the magnetic part (311) moves to strong magnetic potential, leads to
The magnetic flux for crossing the pedestal increases so that the magnetic part (311) absorption locks the pedestal, when the magnetic force component
(30) when being in second state, the magnetic part (311) moves to weak magnetic position or without magnetic potential, passes through the pedestal
Magnetic flux reduces or disappears so that the magnetic part (311) can be detached from the pedestal.
3. pressing plate blocking device according to claim 2, which is characterized in that the magnetic force component (30) further include:
First magnetic conductive part (32), first magnetic conductive part (32) have the first cavity;
Second magnetic conductive part (33), second magnetic conductive part (33) have the second cavity, first cavity and second cavity
The accommodation space for accommodating the magnetic part (311) is surrounded jointly;
Every magnetic part (34), it is described every magnetic part (34) setting first magnetic conductive part (32) and second magnetic conductive part (33) it
Between, and be trapped among on the outside of the magnetic part (311), it is described every magnetic part (34) by first magnetic conductive part (32) and second magnetic conduction
Part (33) isolation, and the plane every where magnetic part (34) is parallel with the pivot center of the magnetic part (311).
4. pressing plate blocking device according to claim 3, which is characterized in that the pivot center of the magnetic part (311) with
The pedestal is vertical.
5. pressing plate blocking device according to claim 3 or 4, which is characterized in that the magnetic part (311) includes the pole N portion
With the pole S portion, when the interface in the pole N portion and the pole S portion with it is described parallel every the plane where magnetic part (34) when, the magnetic
Property part (311) be located at the strong magnetic potential, when the interface in the pole N portion and the pole S portion and described where the magnetic part (34)
Plane it is vertical when, the magnetic part (311) is located at the weak magnetic position or the no magnetic potential.
6. pressing plate blocking device according to claim 2, which is characterized in that the magnetic force component (30) further includes limit plate
(35), the operating parts (312) runs through the limit plate (35), and the limit plate (35) has retention bead (351), the behaviour
Workpiece (312) offers limiting slot (3122), and the limiting slot (3122) offers predetermined along the circumferential direction of the operating parts (312)
Length, the retention bead (351) stretch in the limiting slot (3122), and movable in the limiting slot (3122).
7. pressing plate blocking device according to claim 2, which is characterized in that the operating parts (312) includes:
Shaft (3123), the shaft (3123) and the magnetic part (311) are drivingly connected, and the shaft (3123) has locking
Slot (3121), the locking groove (3121) are protruded into or exited to the locked end (411), to hinder or avoid the magnetic part
(311) it rotates;
Knob (3124), the knob (3124) and the shaft (3123) are drivingly connected, and the knob (3124) has institute
It states operating side and exposes to the shell (20).
8. pressing plate blocking device according to claim 1, which is characterized in that the locking assembly (40) includes:
Lock shaft (41), the lock shaft (41) are movably arranged in the shell (20), and the lock shaft (41) has radially-protruding
The locked end (411);
Lock tongue (42), the lock tongue (42) are threaded through on the lock shaft (41), and in the position for protruding into and exiting the shell (20)
Switch between setting, when the locking assembly (40) is located at the blocking, the lock tongue (42) protrudes into the shell (20),
A part of the lock tongue (42) is located in the lock shaft (41), and another part of the lock tongue (42) is located at the shell (20)
Interior, to hinder the movement of the lock shaft (41), the locked end (411) is maintained in the magnetic force component (30), will be described
Magnetic force component (30) is locked in the first state, when the locking assembly (40) is located at the unlocked state, the lock tongue
(42) it exits the shell (20), the lock tongue (42) no longer hinders the movement of the lock shaft (41), and the lock shaft (41) moves,
The locked end (411) exits the magnetic force component (30), and the magnetic force component (30) unlocks and switches under external force
Second state.
9. pressing plate blocking device according to claim 8, which is characterized in that at least part of the magnetic force component (30)
It is rotatably provided in the shell (20), and the movement rail of the pivot center of the magnetic force component (30) and the lock shaft (41)
Trace is parallel.
10. pressing plate blocking device according to claim 8, which is characterized in that the locking assembly (40) further includes lock shaft
The both ends of return unit (43), the lock shaft return unit (43) are abutted with the shell (20) and the lock shaft (41) respectively, and are
The lock shaft (41) provides so that the locked end (411) stretches out the reset force of the magnetic force component (30).
11. pressing plate blocking device according to claim 8, which is characterized in that the lock shaft (41) has limit recess portion
(412), the locking assembly (40) further includes locating part (44), and the locating part (44) connect and protrudes into the shell (20)
In to the limit recess portion (412), to control the motion range of the lock shaft (41).
12. pressing plate blocking device according to claim 8, which is characterized in that the locking assembly (40) further include:
Lock core (45), lock core (45) setting is in the lock shaft (41);
Transfer block (46), the output shaft drive connection of the transfer block (46) and the lock core (45), and in the lock core (45)
Be rotated by, the lock tongue (42) have driving space, the transfer block (46) is contained in the driving space, and squeezes
The inner wall in the driving space is pressed, to drive the lock tongue (42) to exit the shell (20).
13. pressing plate blocking device according to claim 12, which is characterized in that the lock shaft (41) has fan groove, institute
The a part for stating transfer block (46) is located in the fan groove, and moves in the fan groove, to control the transfer block
(46) slewing area.
14. pressing plate blocking device according to claim 12, which is characterized in that the locking assembly (40) further includes lock tongue
Return unit (47), the lock tongue return unit (47) abut with the lock tongue (42), and are described in the lock tongue (42) offer is protruded into
The reset force of shell (20).
15. pressing plate blocking device according to claim 12, which is characterized in that the locking assembly (40) further include:
Retaining ring (48), the retaining ring (48) are arranged between the lock core (45) and the lock shaft (41) inner wall, and by the lock
Core (45) limit is in the lock shaft (41);
Wireless code sheet (49), the Wireless code sheet (49) connect with the shell (20), and match with solution lock key.
16. pressing plate blocking device according to claim 1, which is characterized in that the isolation cover (10) has Contraband font knot
Structure, the locking assembly (40) and the magnetic force component (30) they are multiple and also correspond, and the two of the Contraband character form structure
End is provided with the locking assembly (40) and the magnetic force component (30).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910810732.XA CN110429503A (en) | 2019-08-29 | 2019-08-29 | Pressing plate blocking device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910810732.XA CN110429503A (en) | 2019-08-29 | 2019-08-29 | Pressing plate blocking device |
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CN201910810732.XA Pending CN110429503A (en) | 2019-08-29 | 2019-08-29 | Pressing plate blocking device |
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