CN201169987Y - Electric control permanent magnetism lock - Google Patents
Electric control permanent magnetism lock Download PDFInfo
- Publication number
- CN201169987Y CN201169987Y CNU2008200559519U CN200820055951U CN201169987Y CN 201169987 Y CN201169987 Y CN 201169987Y CN U2008200559519 U CNU2008200559519 U CN U2008200559519U CN 200820055951 U CN200820055951 U CN 200820055951U CN 201169987 Y CN201169987 Y CN 201169987Y
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- magnetic
- lock
- magnetic core
- permanent
- control
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Abstract
The utility model provides an electric control permanent magnetic force lock which makes up for the defects of the prior electric control magnetic force lock in the market. The electric control permanent magnetic force lock has the characteristics of large adsorbability, relatively small size, electrical energy conservation, the effective prolonging of service life, small influence by an environment factor, wide application range, and the like; the electric control permanent magnetic force lock comprises a lock body; the lock body is provided with a magnetic core which is prepared from a rare earth permanent magnetic material; the magnetic core is driven to rotate in the lock body through a driving device; through rotation, a direction of a magnetic force line of the magnetic core is changed so as to realize the adsorption and release of the lock body; the driving device is controlled by a control device; the magnetic core of the lock body is prepared from an Nd-Fe-B rare earth permanent magnetic material and fully utilizes the remanence, the coercive force, the intrinsic coercive force, the magnetic energy product and other magnetic performances of the Nd-Fe-B rare earth permanent magnetic material; the driving device is controlled by the control device to drive the magnetic core to rotate in the lock body so as to change the magnetic force line of the magnetic core; when the magnetic force line is closed, the lock is attracted; and when the magnetic force line is cut off, the lock is released.
Description
Technical field
The utility model relates to a kind of automatically controlled magnetic force lock, the electrical control permanent-magnetic lock of particularly a kind of employing neodymium iron boron (Nd-Fe-B) rare earth permanent-magnetic material.
Background technology
Common in the market magnetic force lock all is made up of adsorbent equipment and lock body, utilizes the principle of electromagnet, and during energising, lock body is adsorbed on the adsorbent equipment, realizes the locking of magnetic force lock, and during outage, lock body separates with adsorbent equipment, realizes unblanking of magnetic force lock; Yet mainly there is following problem in magnetic force lock common on the existing market:
1, need be when the magnetic force lock is in blocking to the lock body continued power, the energy of consumption is big, and calorific value is also big simultaneously, and application life is more limited;
2, when magnetic force is locked artificial or accident power-off, will let pass automatically, lose the safety precaution meaning;
3, existing magnetic force lock must be by the control operation of subsidiary control circuit realization to the magnetic force lock.
Chinese patent application number is that 200620014212.6 utility model patent discloses a kind of magnetic force lock, comprise lock body and latch plate assembly, wherein said lock body is built-in with the dead bolt assembly and the assembly of unblanking, described latch plate assembly includes the buckle magnet steel, described dead bolt assembly includes the dead bolt magnet steel, heteropole is inhaled mutually between described buckle magnet steel and described dead bolt magnet steel, make described dead bolt assembly when lockset is in opening, be hidden in the lockset, when lockset need cut out, described latch plate assembly contacts with described dead bolt assembly, thereby described buckle magnet steel attracts described dead bolt magnet steel to drive described dead bolt assembly fastens to described latch plate assembly, realizes the function that lockset cuts out.Make described dead bolt assembly stretch out lockset to have avoided it to stretch out to hurt sb.'s feelings or be subjected to accidental shock and damage though this magnetic force lock is simple in structure, need not spring force or other complicated machinery transmissions; Because it need not spring force or the complicated machinery transmission promotes described dead bolt assembly, thereby has significantly reduced fault rate, but since described dead bolt assembly by the frame for movement transmission, so its volume is relatively large.
Chinese patent application number is that 200620014212.6 utility model patent discloses a kind of magnetic force lock, adsorption plate is installed on door, and on the doorframe position of this adsorption plate correspondence, be provided with the electromagnetic lock body, described electromagnet is made with non-silicon steel metal, and constituted E bar group by the E sheet of coil and pre-stator number and organize to establish and form, by inhaling on the magnetic surface at the joint of the E sheet that constitutes E bar group, increase and engage the salient point of inhaling magnetic surface, can effectively improve the magnetic force of electromagnetic lock, reach the sorption of the forceful electric power magnetic force of the adsorption plate that is provided with on the opposite house, force open the door when lock with brute force when running into the burglar, can in blink, door not pried open, or be subjected to weight and rush open, thereby can delay deathwatch's time, make things convenient for personnel to rush to in-situ processing, have the member of composition characteristic of simple; But this electromagnetic lock will discharge when control circuit disconnects automatically owing to need could normally be used by control circuit control energising.
Chinese patent application number is that 99125049.4 patent of invention discloses a kind of automatic electronic magnetic door lock, and it comprises first member, second member; First member is provided with main frame electronic loop and electromagnet, second member is provided with adsorption plate, by main frame electronic circuit device control electromagnet in first member lock and unlock of realizing between first member, second member is adsorbed in the absorption and the releasing of adsorption plate in second member; Described main frame electronic loop includes snubber and microswitch, it is relative with adsorption plate that snubber one end exposes electromagnet, the other end and microswitch keep certain clearance, when first member and second member contact with each other, adsorption plate promotes snubber, trigger microswitch, start the main frame electronic circuit device.This automatic electronic magnetic door lock needs control circuit to drive and control equally, needs to consume certain electric energy, will discharge automatically when control circuit disconnects.
Significantly, magnetic force on existing market lock all more or less have an above-mentioned defective, therefore, need a kind of automatically controlled magnetic force lock especially, remedy the problem that the magnetic force on the existing market is latched in.
The utility model content
The purpose of this utility model is to provide a kind of electrical control permanent-magnetic lock, remedy the problem that the automatically controlled magnetic force on the existing market is latched in, have that absorption affinity is big, volume is less relatively, saves energy, effectively increase the service life, be subjected to environment factor to influence little and characteristics such as the scope of application is wider.
The technical problem that the utility model solved can realize by the following technical solutions:
A kind of electrical control permanent-magnetic lock, comprise lock body, it is characterized in that, in described lock body, be provided with the magnetic core that adopts rare earth permanent-magnetic material to make, described magnetic core drives described magnetic core by a drive unit and rotates in described lock body, magnetic line of force direction by the described magnetic core of rotation change realizes the absorption and the release of lock body, and described drive unit is by control device control.
Described drive unit connects by a coupling body and described magnetic core, makes drive unit drive the magnetic core rotation by coupling body, with the rotation of more firm control magnetic core.
Described drive unit is a Vidacare corp.
Described drive unit is a motor, and described control device is connected with the control end of described motor, and the control motor rotates to the left and right.
Described control device comprises power module and relay control module, provides electric energy by power module for control device, is connected the control motor with the control end of motor by relay control module and rotates.
Electrical control permanent-magnetic lock of the present utility model, the magnetic core of its lock body adopts the Nd-Fe-B rare earth permanent-magnetic material to make, make full use of the remanent magnetism of Nd-Fe-B rare earth permanent-magnetic material, coercivity, magnetic property such as HCJ and magnetic energy product, driving described magnetic core by the control device accessory drive rotates in lock body, change the magnetic line of force of magnetic core, lockset adhesive when the magnetic line of force is closed, lockset discharged when the magnetic line of force disconnected, and it is bigger to have absorption affinity, volume is less relatively, saves energy, effectively increase the service life, be subjected to environment factor to influence characteristics such as the little and scope of application is wider.
Description of drawings
Fig. 1 is the structural representation of permanent-magnetic lock embodiment 1 of the present utility model;
Fig. 2 is the circuit theory diagrams of control device of the present utility model.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Embodiment
As shown in Figure 1, a kind of electrical control permanent-magnetic lock comprises lock body 1, is provided with magnetic core 2 in lock body 1, being inserted in the lock body 1 of magnetic core 2, and can be in lock body 1 inner rotation.
The bottom of magnetic core 2 is provided with opening 21, in opening 21, adopt chimeric mode to be connected with shaft coupling 3, another shaft coupling 4 is sleeved on the shaft coupling 3, and the other end of shaft coupling 3 is sleeved on the driving shaft of a motor 5, can drive magnetic core 2 by shaft coupling 3,4 during motor 5 rotations and rotate in lock body 1.
Be set with centring ring 6 on shaft coupling 3,4, the opening 21 of shaft coupling 3,4 and magnetic core 2 bottoms is combined, when motor 5 operations, the rotation of control magnetic core 2 that can be more firm prevents magnetic core 2 when rotated, and shaft coupling 3,4 and magnetic core 2 disengagings are come.
Be connected with the rotation of control device 7 control motors on the control end of motor 5, control device 7 is made up of power module 71 and relay control module 72; Power module 71 is made up of transformer, bridge rectifier, stabilizator and electrochemical capacitor, and the 220V power supply is outputing in the relay control module 72 by the stabilizator voltage stabilizing by transformer, bridge rectifier and electrochemical capacitor rectification, filtering, is its power supply; In the present embodiment, because relay control module 72 needs direct current 12V power supply, so be output as direct current 12V in the power module 71, the stabilizator that adopts in the power module 71 is also for exporting the stabilizator of direct current 12V.
Relay control module 72 is made up of relay J 1, J2, diode D1, D2, toggle switch K1, microswitch K2, K3 and backup battery, the control coil of relay J 1 is connected in parallel on the output of power module 71 and by diode D1 and connects toggle switch K1, K1 connects the control coil of diode and relay J 2 respectively by a normally closed switch, and exports the control end as relay control module 72; Be connected the negative pole of direct current 12V power supply and the gauge tap J2 ' and the J2 of relay J 2 after the other end of the diode and the control coil of relay J 2 is connected to each other respectively "; the positive pole of direct current 12V power supply is connected to the gauge tap J2 ' and the J2 of relay J 2 respectively by microswitch K2, K3 ", the gauge tap J2 ' and the J2 of relay J 2 " the other end be connected to the control end of motor 5.
During use, toggle switch K1 closure, the voltage of input+12V on the control end of relay control module 72, make relay J 2 adhesives, electric current flows into from the positive pole of+12V power supply, through the end of microswitch K2 by the control end of gauge tap J2 ' the input motor 5 of relay J 2, the other end is again through the gauge tap J2 of relay J 2 " to the negative pole of+12V power supply; drive motor 5 and rotate, the driving shaft of motor 5 is by shaft coupling 4 interlock shaft couplings 3, and shaft coupling 3 drives magnetic cores 2 by opening 21 and rotate synchronously; magnetic core 2 is rotating certain angle again; make the magnetic line of force disconnection of magnetic core 2, at this moment, lock body 1 is in release conditions; Door-lock opening is oppressed microswitch K2 simultaneously, and K2 is disconnected, motor 5 dead electricity, and the work of unblanking is finished.
Toggle switch K1 closure, when the voltage of the control end of relay control module 72 is " 0 ", relay J 2 discharges, electric current flows into from the positive pole of+12V power supply, through microswitch K3 gauge tap J2 via relay J 2 " control end of input motor 5; other end of control end is again through the gauge tap J2 ' of relay J 2 negative pole to+12V power supply; drive motor 5 and rotate, the driving shaft of motor 5 is by shaft coupling 4 interlock shaft couplings 3, and shaft coupling 3 drives magnetic cores 2 by opening 21 and rotate synchronously; magnetic core 2 rotating certain angle; make the magnetic line of force closure of magnetic core 2, and at this moment, lock body 1 is in adsorbed state; the open generation of magnetic circuit magnetic force, locking closes, and oppresses microswitch K3 simultaneously, and K3 is disconnected, motor 5 dead electricity, locking work is finished.
When toggle switch K1 disconnected, the 12V DC voltage after 71 rectifications of 220V power supply process power module, filtering, the voltage stabilizing disappeared, and motor 5 can't rotate, and lock can't be opened.
End at toggle switch K1 also is connected with backup battery by the normally closed switch of diode D2 and relay J 1, when toggle switch K1 connects, if the 12V DC voltage after 71 rectifications of 220V power supply process power module, filtering, the voltage stabilizing disappears, relay J 1 dead electricity, the normally closed switch of relay J 1 is in closure state, and backup battery is controlled to the control end of relay control module 72 by the normally closed switch J1 ' that diode D2 passes through toggle switch K1, relay J 1 again through the normally closed switch of relay J 1.
Equally, coupling body can also adopt other structure, and such as bar linkage structure, gear structure, these do not influence the utility model and realize its purpose.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the manual just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1, a kind of electrical control permanent-magnetic lock, comprise lock body, it is characterized in that, in described lock body, be provided with the magnetic core that adopts rare earth permanent-magnetic material to make, described magnetic core drives described magnetic core by a drive unit and rotates in described lock body, and described drive unit is by control device control.
2, permanent-magnetic lock as claimed in claim 1 is characterized in that: described drive unit connects by a coupling body and described magnetic core, makes drive unit drive the magnetic core rotation by coupling body.
3, permanent-magnetic lock as claimed in claim 1 is characterized in that: described drive unit is a Vidacare corp.
4, permanent-magnetic lock as claimed in claim 3 is characterized in that: described drive unit is a motor, and described control device is connected with the control end of described motor, and the control motor rotates to the left and right.
5, permanent-magnetic lock as claimed in claim 1, it is characterized in that: described control device comprises power module and relay control module, provide electric energy by power module for control device, be connected the control motor with the control end of motor by relay control module and rotate.
6, permanent-magnetic lock as claimed in claim 1 is characterized in that: described rare earth permanent-magnetic material is neodymium iron boron (Nd-Fe-B) rare earth permanent-magnetic material.
7, permanent-magnetic lock as claimed in claim 2 is characterized in that: described coupling body is one group of shaft coupling, connects with described magnetic core and drive unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200559519U CN201169987Y (en) | 2008-03-05 | 2008-03-05 | Electric control permanent magnetism lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200559519U CN201169987Y (en) | 2008-03-05 | 2008-03-05 | Electric control permanent magnetism lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201169987Y true CN201169987Y (en) | 2008-12-24 |
Family
ID=40209040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200559519U Expired - Lifetime CN201169987Y (en) | 2008-03-05 | 2008-03-05 | Electric control permanent magnetism lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201169987Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525960B (en) * | 2008-03-05 | 2012-07-18 | 上海羽添电子有限公司 | Electrical control permanent-magnetic lock |
-
2008
- 2008-03-05 CN CNU2008200559519U patent/CN201169987Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525960B (en) * | 2008-03-05 | 2012-07-18 | 上海羽添电子有限公司 | Electrical control permanent-magnetic lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20081224 Effective date of abandoning: 20080305 |