CN106939736A - The control method of electronic lock and electronic lock - Google Patents
The control method of electronic lock and electronic lock Download PDFInfo
- Publication number
- CN106939736A CN106939736A CN201710241939.0A CN201710241939A CN106939736A CN 106939736 A CN106939736 A CN 106939736A CN 201710241939 A CN201710241939 A CN 201710241939A CN 106939736 A CN106939736 A CN 106939736A
- Authority
- CN
- China
- Prior art keywords
- electromagnetic component
- control system
- electronic lock
- blocking mechanism
- component blocking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
- E05B47/0003—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets having a movable core
- E05B47/0004—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets having a movable core said core being linearly movable
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0011—Key decoders
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B35/00—Locks for use with special keys or a plurality of keys ; keys therefor
- E05B35/001—Locks for use with special keys or a plurality of keys ; keys therefor with key identifying function
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
- E05B47/0603—Controlling mechanically-operated bolts by electro-magnetically-operated detents the detent moving rectilinearly
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00182—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with unidirectional data transmission between data carrier and locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0072—Operation
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0084—Key or electric means; Emergency release
- E05B2047/0086—Emergency release, e.g. key or electromagnet
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C2009/00753—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys
- G07C2009/00761—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by connected means, e.g. mechanical contacts, plugs, connectors
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Lock And Its Accessories (AREA)
Abstract
Electronic lock of the present invention is related to a kind of lockset, and its purpose is to provide the control method of a kind of practicality and safe electronic lock and electronic lock, it is to avoid the problem of user can not normally not unlocked or illegal molecular engineering is unlocked.Electronic lock of the present invention includes electronic lock cylinder, control system and detection means；The electronic lock cylinder includes unblock rotating shaft and electromagnetic component blocking mechanism, and the control system is electrically connected with the electromagnetic component blocking mechanism, and controls the electromagnetic component blocking mechanism to carry out the action that unblocks to unblock rotating shaft；The detection means is connected with the control system, the change for unblocking lock status for detecting the electromagnetic component blocking mechanism, and unblock lock status signal to the control system output electromagnetic component blocking mechanism, when the electromagnetic component blocking mechanism carries out understanding block action not under control system control, the control system can unblock lock status according to unblocking lock status signal and controlling the electromagnetic component blocking mechanism to return to before changing.
Description
Technical field
The present invention relates to a kind of lockset, the control method of more particularly to a kind of electronic lock and electronic lock.
Background technology
Existing finger-print anti-theft lock, generally sets helix tube in lock body.When detecting illegal unlock, CPU passes through control
Solenoid processed is stretched into lock gall, to limit the rotation of lock gall, prevents that criminal from carrying out skilled unlocking.For saving energy consumption,
Solenoid is typically all using bistable structure design, i.e., when coil leads to forward voltage, the magnetic that iron core is produced and lock body bottom
The magnet magnetic at end is different, according to principle of opposite sex attraction, and magnet overcomes the elastic force of spring that iron core adhesive is come, now, iron core
Separated with lock gall, in released state.Even if at this moment disconnecting electricity, magnet can also hold iron core by the magnetic force of itself, iron core
A stable state is kept in the presence of magnet.When coil leads to backward voltage, the magnetic that iron core is produced is identical with magnet magnetic, root
According to principle of same-sex repulsion, iron core is moved towards the direction away from magnet, when reaching certain distance, even if power-off, the magnetic of magnet itself
Power is also not enough to overcome spring force that iron core is attracted to return, and iron core keeps another stable state under the action of the spring.
But, this bistable solenoid keeps stable state due to relying solely on the magnetic force or spring force of magnet,
It is easy for changing.Such as door lock is hit or strong when the external force effect such as rocking energetically, and iron core is easy to overcome
Magnetic force or spring force and become another stable state from current steady state.And this change will influence the using effect of door lock, make
Obtaining user can not normally unlock；Or criminal carries out technology unlocking using the change, the security of door lock is greatly reduced.
The content of the invention
Based on this, the technical problem to be solved in the present invention is to provide a kind of practicality and safe electronic lock and electronics
The control method of lock, it is to avoid the problem of user can not normally not unlocked or illegal molecular engineering is unlocked.
A kind of electronic lock, including electronic lock cylinder, control system and detection means；The electronic lock cylinder include unblock rotating shaft and
Electromagnetic component blocking mechanism, the control system is electrically connected with the electromagnetic component blocking mechanism, and controls the electromagnetic component
Blocking mechanism carries out the action that unblocks to unblock rotating shaft；The detection means is connected with the control system, described for detecting
The change for unblocking lock status of electromagnetic component blocking mechanism, and export the electromagnetic component blocking mechanism to the control system
Lock status signal is unblocked, when the electromagnetic component blocking mechanism carries out understanding block action not under control system control, institute
Stating control system can be according to unblocking the shape that unblocks that lock status signal controls the electromagnetic component blocking mechanism to return to before changing
State.
In wherein one embodiment, the electromagnetic component blocking mechanism includes electromagnetic component, the first keeper and second
The latching member driven by electromagnetic component is provided with keeper, the electromagnetic component, the latching member can extend into, stretch out described
Unblock rotating shaft is unlocked, block action, and first keeper is used to maintain latching member released state, second keeper
For maintaining latching member blocking.
In wherein one embodiment, the electromagnetic component is solenoid, and the latching member is to be arranged in solenoid
Dynamic iron core, first keeper is the magnet for adsorbing the dynamic iron core, and second keeper is to make the dynamic iron core
Remain disengaged from the return springs of magnet；When dynamic iron core is stated in the magnet absorption residence, the electromagnetic component blocking mechanism unblock.
In wherein one embodiment, the detection means includes position sensor, is detected by the position sensor
The motion of the latching member when electromagnetic component blocking mechanism unblocks.
In wherein one embodiment, the position sensor is infrared sensor, and the infrared sensor is provided with two
It is individual, its both sides is arranged on along latching member radial direction respectively, during the latching member blocking, is led between two infrared sensors
Letter connection produces blocking signal, during the latching member released state, and communication disruption produces solution between two infrared sensors
Lock status signal.
In wherein one embodiment, the electronic lock cylinder also includes mechanical key mechanism and testing agency, the detection
Mechanism is electrically connected with the control system, and the testing agency is connected with the mechanical key mechanism, for detecting the machinery
The unlocking motion of key authority and the released state signal for producing the mechanical key mechanism, the control system can be according to solution
Lock status signal controls the electromagnetic component blocking mechanism to carry out block action.
In wherein one embodiment, the mechanical key mechanism includes the mechanical release being arranged in the unblock rotating shaft
Part and locking bolt, the locking bolt are used to carry out the action that unblocks to the unblock rotating shaft；The testing agency includes detection thimble,
The detection thimble is separably contacted with the locking bolt；Mechanical release key insert the mechanical release part and with the machine
When tool unlocking feature is correctly matched, the locking bolt can depart from the detection thimble and produce the released state of mechanical key mechanism
Signal.
In wherein one embodiment, the detection thimble head is to be correspondingly arranged on receiving on convex structure, locking bolt
The groove on the detection thimble head.
In wherein one embodiment, the electronic lock cylinder also includes reading code mechanism, the reading code mechanism and the control
System is electrically connected, for reading the ID codes of mechanical release on the key；The control system can according to released state signal and
The ID codes read control the electromagnetic component blocking mechanism to carry out the corresponding action that unblocks.
A kind of control method of electronic lock, including：That detects electromagnetic component blocking mechanism unblocks whether lock status changes
Become；When electromagnetic component blocking mechanism is when unblocking lock status and changing, judge whether to change under control system control；When not
It is that when changing under control of the control system, then control system, which sends control signal, makes electromagnetic component blocking mechanism return to before change
Unblock lock status.
Above-mentioned electronic lock, when electromagnetic component blocking mechanism is in released state, door lock is acted on by external force, electromagnetic component
Blocking mechanism is switched to blocking from released state, and the state that detection means detects electromagnetic component blocking mechanism changes
Become, control system control electromagnetic component blocking mechanism returns to original released state.User is avoided with electronic cuttings such as fingerprint, passwords
Lock mode can not unlock, or situation about can not in case of emergency be unlocked with key, it is ensured that user uses the stabilization of door lock
Property.
When electromagnetic component blocking mechanism be in blocking when, door lock is acted on by external force, electromagnetic component blocking mechanism from
Blocking is switched to released state, and the state that detection means detects electromagnetic component blocking mechanism changes, control system
Control electromagnetic component blocking mechanism returns to original blocking.When avoiding criminal's progress technology unlocking, control system is not
The problem of electromagnetic component blocking mechanism locking can accurately be controlled, it is ensured that the security performance of door lock.
Brief description of the drawings
Fig. 1 is the profile that electronic lock of the present invention conciliates lock key；
Fig. 2 is the amplification profile of electronic lock cylinder in Fig. 1；
Fig. 3 is enlarged drawing at I in Fig. 2；
Fig. 4 is enlarged drawing at II in Fig. 2；
Brief description of the drawings：
Solve lock key 100；ID codes chip 110；Reading code conductive bar 120；
Electronic lock cylinder 200；Unlock rotating shaft 210；
Electromagnetic component blocking mechanism 220；Solenoid 221；Dynamic iron core 222；Magnet 223；Return springs 224；
Mechanical key mechanism 230；Mechanical release part 231；Locking bolt 232；
Detect thimble 240；
Reading code mechanism 250；First reading code thimble 251；Second reading code thimble 252；First elastic component 253；Second elastic component 254；
Lock core shell 260；Position-limited rack 255；
Infrared sensor 300.
Embodiment
Specific embodiments of the present invention are described in detail below with reference to Figure of description, but the present invention can be with
The multitude of different ways for being defined by the claims and covering is implemented.
Referring to Figures 1 and 2, in one embodiment of the invention, electronic lock include electronic lock cylinder 200, control system and
Detection means.Electronic lock cylinder 200 includes lock core shell 260 and is arranged on the He of electromagnetic component blocking mechanism 220 in lock core shell 260
Rotating shaft 210 is unlocked, control system is electrically connected with electromagnetic component blocking mechanism 220, and control 220 pairs of solutions of electromagnetic component blocking mechanism
Lock rotating shaft 210 carries out the action that unblocks；Detection means is connected with control system, for detecting electromagnetic component blocking mechanism 220
The change of lock status is unblocked, and lock status signal, control system are unblocked to control system output electromagnetic component blocking mechanism 220
Lock status can be unblocked according to unblocking lock status signal control electromagnetic component blocking mechanism 220 and returning to before changing.
The electronic lock of above-described embodiment, when electromagnetic component blocking mechanism 220 is in released state, door lock is by outer masterpiece
With electromagnetic component blocking mechanism 220 is switched to blocking from released state, and detection means detects electromagnetic component blocking mechanism
220 state changes, and control system control electromagnetic component blocking mechanism 220 returns to original released state.Avoid user
It can not be unlocked with the electronics unlocking mode such as fingerprint, password, or situation about can not in case of emergency be unlocked with key, it is ensured that
User uses the stability of door lock.
When electromagnetic component blocking mechanism 220 is in blocking, door lock is acted on by external force, electromagnetic component blocking mechanism
220 are switched to released state from blocking, and the state that detection means detects electromagnetic component blocking mechanism 220 changes,
Control system control electromagnetic component blocking mechanism 220 returns to original blocking.When avoiding criminal's progress technology unlocking,
The problem of control system can not accurately control electromagnetic component 220 locking of blocking mechanism, it is ensured that the security performance of door lock.
In one embodiment, reference picture 3, electromagnetic component blocking mechanism 220 includes electromagnetic component, the first keeper and the
The latching member driven by electromagnetic component is provided with two keepers, electromagnetic component, latching member can extend into, stretch out the unblock turn
Axle is unlocked, block action, and the first keeper is used to maintain latching member released state, and the second keeper is used to maintain latching member
Blocking.Specifically, electromagnetic component is solenoid 221, and latching member is the dynamic iron core 222 being arranged in solenoid 221, first
Keeper is the magnet 223 for adsorbing dynamic iron core 222, and the second keeper is dynamic iron core 222 is remained disengaged from answering for magnet 223
Position elastic component 224.When magnet 223 adsorbs dynamic iron core 222, electromagnetic component blocking mechanism 220 is unlocked.Return springs 224 are excellent
Elect spring as, be set in one end of dynamic iron core 222, the other end of dynamic iron core 222 is inserted into the unblock rotating shaft 210 of electronic lock real
The locking of existing electronic lock.For saving energy consumption, solenoid 221 is designed using bistable structure, i.e., lead in the coil of solenoid 221
During forward voltage, the magnetic that dynamic iron core 222 is produced and the magnetic of magnet 223 for being arranged on the bottom of lock core shell 260 are different, according to different
Property attracting principle, magnet 223 overcomes the elastic force of spring that the adhesive of dynamic iron core 222 is come, now, dynamic iron core 222 and unblock rotating shaft
210 separation, in released state.Even if at this moment disconnecting electricity, magnet 223 can also hold dynamic iron core 222 by the magnetic force of itself,
Dynamic iron core 222 keeps a stable state in the presence of magnet 223.When coil leads to backward voltage, the magnetic that dynamic iron core 222 is produced
Identical with the magnetic of magnet 223, according to principle of same-sex repulsion, dynamic iron core 222 is moved towards the direction away from magnet 223, is reached certain
Apart from when, even if power-off, the magnetic force of itself of magnet 223 is also not enough to overcome spring force that dynamic iron core 222 is attracted to return, and moves iron
Core 222 keeps another stable state under the action of the spring.
In one embodiment, detection means includes position sensor, and preferably infrared sensor 300 passes through infrared biography
The motion of dynamic iron core 222 when the detection electromagnetic component of sensor 300 blocking mechanism 220 unblocks.Position sensor can also select it
His touch sensor or Hall sensor.
Specifically, infrared sensor 300 is provided with two, is arranged on its both sides along the radial direction of dynamic iron core 222 respectively, moves
When the one end of iron core 222 departs from the groove locking that magnet 223, the other end are inserted into electronic lock unblock rotating shaft 210, two infrared biographies
Between sensor 300 communication connection produce blocking signal, dynamic iron core 222 is adsorbed on magnet 223, dynamic iron core from unblock rotating shaft
When groove retraction on 210 is unlocked, communication disruption produces released state signal between two infrared sensors 300.
Or, ultrared reflecting surface can also be reflected by being set in dynamic iron core 222, and infrared sensor 300 sends infrared ray and led to
Receive and produce after the reflection for crossing reflecting surface and unblock lock status signal.Wherein, dynamic iron core 222 is anti-close to the end face of magnet 223
Face is penetrated, infrared sensor 300 is arranged in magnet 223 and can launch infrared ray to reflecting surface, reflected using dynamic iron core 222
The identity distance difference far and near from infrared sensor 300 produces the characteristic of different voltages to judge whether dynamic iron core 222 is sent out in the line
Raw movement.When dynamic iron core 222 departs from magnet 223, infrared sensor 300 produces blocking signal, and dynamic iron core 222 is adsorbed in magnetic
When on body 223, infrared sensor 300 produces released state signal.Reflecting surface can also be set in the periphery of dynamic iron core 222,
Radial direction of the infrared sensor 300 along dynamic iron core 222 is arranged on its side, is reflected according to whether dynamic iron core 222 can be detected
Infrared ray is returned, the position of dynamic iron core 222 is judged.When dynamic iron core 222 departs from magnet 223, infrared sensor 300 produces blocking
Signal, when dynamic iron core 222 is adsorbed on the magnet 223, infrared sensor 300 produces released state signal.
In order to increase the security of electronic lock, prevent that criminal from unlocking easily, electronic lock cylinder 200 further sets mechanical key
Mechanism 230 and testing agency.Testing agency electrically connects with control system, and testing agency is connected with mechanical key mechanism 230, is used for
The unlocking motion of the mechanical key authority 230 of detection and the released state signal for producing mechanical key mechanism 230, control system can
Electromagnetic component blocking mechanism 220 is controlled to carry out block action according to released state signal.
In the case of electronic lock has electricity or Fingerprint Lock normally functioning, if insertion is that tooth form correctly solves lock key
When carrying out mechanical release, detecting system detects the unlocking motion of mechanical key mechanism and produces the unblock shape of mechanical key mechanism
State signal, control system detects the released state signal of generation, control system control electromagnetic component blocking mechanism locking so that
Mechanical key mechanism can not drive unblock axis of rotation, so can lock have electricity or Fingerprint Lock it is normally functioning in the case of,
Prevent that criminal from carrying out technology unlocking, fingerprint or password unlocking can only be used, so as to improve the security of door lock.In electronics
In the case of system is abnormal, the suitable solution lock key of insertion, the unblock that detecting system can also detect mechanical key mechanism is moved
Make and produce the released state signal of mechanical key mechanism, but control system can not normal work, it is impossible to control electromagnetic component to close
Latch mechanism locking, now mechanical key mechanism can rotate and unlock, so as to meet the safety standard of industry, realize Department of Electronics
Can directly it be opened the lock with the key in the case of system is abnormal.
Wherein, mechanical key mechanism 230 includes mechanical release part 231, and mechanical release part 231 is installed on electronic lock
Unlock in rotating shaft 210, by rotating mechanical unlocking feature 231 the unblock rotation of rotating shaft 210 can be driven to unlock, mechanical release part
Can be the structures such as lock leaf of the prior art.Unlock and locking bolt 232 is set in rotating shaft 210, for being carried out to the unblock rotating shaft
Unblock action.Testing agency includes detection thimble 240, and detection thimble 240 is separably contacted with locking bolt 232；Solve lock key
100 insertion mechanical release parts 231 and when correctly match with mechanical release part 231, the retraction of locking bolt 232 is unlocked in rotating shaft, is locked
Bolt 232 departs from the released state signal that detection thimble 240 produces mechanical key mechanism 230.Solve lock key 100 and mechanical release portion
When part 231 matches incorrect, locking bolt 232 can not be retracted in unblock rotating shaft, and unblock rotating shaft 210, which can not be rotated, to be unlocked.Using
A piece thimble combination locking bolt 232, which is realized, detects trigger switch function, low cost, and simple in construction, and wiring is easy, service life
And reliable in quality.
It is convex structure to detect the head of thimble 240, and locking bolt 232, which is correspondingly arranged on, accommodates the recessed of detection thimble 240 head
Groove.Groove is conveniently inserted on circular arc head, while can realize more preferable contact using groove structure, improves reliability.
Electronic lock can also include reading code function, as shown in figure 4, electronic lock cylinder 200 further comprises reading code mechanism 250, reading code
Mechanism 250 is electrically connected with control system, for reading the ID codes on solution lock key 100.As shown in figure 1, ID codes information Store in
In the ID codes chip 110 of Keyed interior.The control system can be controlled according to released state signal and the ID read codes
The electromagnetic component blocking mechanism carries out the corresponding action that unblocks.When control system receives released state signal and checking solution
When ID codes are wrong on lock key 100, control system control electromagnetic component blocking mechanism 220 carries out block action；Work as control system
When receiving released state signal and verifying that ID codes are correct on solution lock key 100, control system control electromagnetic component blocking mechanism
220 keep released state.Tooth form and ID codes i.e. on solution lock key 100 is all correct, then directly can be solved with solution lock key 100
Lock, because employing shaped as key bit and ID code double verifications, security is also guaranteed, without the security for worrying technology unlocking
Problem.Also, from released state signal is received to the time difference for verifying ID codes, only Millisecond, it is not necessary to worry illegal point
Son carries out technology unlocking using the time difference, meanwhile, this double verification is unblocked by way of action rear just execution, can be with
Saving energy consumption, it is to avoid frequently control brought waste of energy.
Specifically, reading code mechanism 250 is included on the first reading code thimble 251 and the second reading code thimble 252, solution lock key 100
Reading code area is provided with, specifically, reading code area is the reading code conductive bar 120 being connected with ID chip codewords, reading code conductive bar 120 and control
System is connected.First reading code thimble 251 is arranged in unblock rotating shaft, and one end can be with the reading code on the solution lock key 100 of insertion
Area is connected, and the other end is connected with one end of the second reading code thimble 252.First reading code thimble 251 is rotated with mechanical key authority 230
It can be separated during unblock with the second reading code thimble 252.
Reading code mechanism 250 also includes elastic component, and elastic component is preferably spring, the first reading code thimble 251 and the second reading code top
Pin 252 passes through elastic component stretching motion.Elastic component includes the first elastic component 253 and the second elastic component 254.Unlock in rotating shaft and set
The first limiting through hole is opened up on position-limited rack 255, position-limited rack 255, the first reading code thimble 251 is connected and set with the first elastic component 253
Put in the first limiting through hole, the one end of the first reading code thimble 251 is stretched out from the first limiting through hole, and it is spacing that the other end is limited in first
In through hole.Offer the second limiting through hole on the lock core shell 260 corresponding with the first limiting through hole, the first limiting through hole and the
Two limiting through hole coaxial communications are set, and the second reading code thimble 252 is connected with the second elastic component 254 and is arranged on the second limiting through hole
It is interior.First reading code thimble 251 is abutted by the first elastic component 253 with one end of the second reading code thimble 252, the second reading code thimble
252 other end is connected with the second elastic component 254.When solving the insertion of lock key 100, in the first elastic component 253 and the second elastic component
Under 254 elastic force effect, one end of the first reading code thimble 251 is compressed to the reading code that the first limiting through hole is interior, be pressed on key
On conductive bar 120, the contact surface between the second reading code thimble 252 and the first elastic component 253 is exactly unblock rotating shaft 210 and lock core
The parting surface that housing 260 is rotated, can now rotate unblock rotating shaft 210, make the second reading code thimble 252 and the first elastic component 253
Separation.Thimble is using two sections of settings, and the structure is neither influenceed to unlock the rotation of rotating shaft 210, and reading code signal transmission can be realized again
Effective connection in path.
Wherein, the first reading code thimble 251 and the second reading code thimble 252 are isolated with unblock rotating shaft 210 and lock core shell respectively
Or separation or insulated contact, it is ensured that it is correct that electric signal conducts, and realizes effective switching function.The head of second reading code thimble 252
For convex structure, it is to avoid unblock rotating shaft 210 is blocked when rotating by the second reading code thimble 252, realize that unblock rotating shaft 210 is more smooth
Ground is rotated.
A kind of antitheft door, using above-mentioned electronic lock.
In one embodiment, a kind of control method of electronic lock, comprises the following steps：
Step 1, that detects electromagnetic component blocking mechanism 220 unblocks whether lock status changes；
Step 2, when electromagnetic component blocking mechanism 220 is when unblocking lock status and changing, judge whether in control system control
It is lower to change；
Step 3, when not being to change under control of the control system, then control system, which sends control signal, makes electromagnetic component locking
Mechanism 220 returns to before changing and unblocks lock status.
In another embodiment, a kind of control method of electronic lock, using above-mentioned electronic lock, comprises the following steps：
Step 1, the action that unblocks of the mechanical key authority of testing agency's detection, when mechanical key mechanism is unlocked, testing agency's production
Raw unlocking signal；
Step 2, control system is according to unlocking signal, and control electromagnetic component blocking mechanism carries out block action.
In another embodiment, a kind of control method of electronic lock, comprises the following steps：
Step 1, the action that unblocks of the mechanical key authority of testing agency's detection, when mechanical key mechanism is unlocked, testing agency's production
Raw unlocking signal；
Step 2, reading code mechanism reads the ID codes of solution lock key；
Step 3, when ID codes are correct, control system control electromagnetic component blocking mechanism keeps released state；When ID codes are wrong,
Control system control electromagnetic component blocking mechanism carries out block action.
The specific work process of above-mentioned electronic lock is as follows：
1. the course of work of detection means：
When dynamic iron core 222 is in released state（I.e. dynamic iron core 222 is not stretched into the groove of electronic lock unblock rotating shaft 210）, door
Lock is acted on by external force, and iron core is switched to blocking from released state（I.e. electronic lock unblock rotating shaft is stretched into the one end of dynamic iron core 222
In 210 groove）, the communication that dynamic iron core 222 is left between magnet 223, infrared sensor 300, which is connected, produces blocking letter
Number, control system judges that the position of dynamic iron core 222 changes, and be passed through forward direction to the coil of solenoid 221 according to blocking signal
Electric current, control dynamic iron core 222 returns to original released state.
When dynamic iron core 222 is in blocking（I.e. dynamic iron core 222 is stretched into the groove of unblock rotating shaft 210 of electronic lock）,
Door lock is acted on by external force, and iron core is switched to released state from released state（That is unblock rotating shaft of the dynamic iron core 222 from electronic lock
210 groove is skidded off）, dynamic iron core 222 and the adhesive of magnet 223, the communication disruption between infrared sensor 300 produces released state
Signal, control system judges that the position of dynamic iron core 222 changes according to released state signal, and is passed through reverse current to coil, controls
Dynamic iron core 222 returns to original blocking.
2. the course of work that mechanical key mechanism coordinates with testing agency：
When solenoid 221 is in default location, dynamic iron core 222 is not extend into the groove of electronic lock unblock rotating shaft 210.
In the case of electronic lock has electricity or Fingerprint Lock normally functioning, if insertion is that tooth form correctly solves lock key
100, the retraction of locking bolt 232 is unlocked in rotating shaft 210, and detection thimble 240 disconnects with locking bolt 232, so that being electrically connected between disconnecting them
Connect, control system detects the released state signal of interruption generation, then judge that key is suitable, control system control dynamic iron core
222 eject simultaneously stretch into unblock rotating shaft 210 groove in so that unblock rotating shaft 210 can not rotate, can so have in lock electricity or
In the case of Fingerprint Lock is normally functioning, prevent that criminal from carrying out technology unlocking, fingerprint or password unlocking can only be used, so that
Improve the security of door lock.In the case of electronic system is abnormal, the suitable solution lock key 100 of insertion, locking bolt 232 can also contract
Enter to unlock in rotating shaft 210, detection thimble 240 disconnects with locking bolt 232, but control circuit can not normal work, it is impossible to and iron is moved in control
Core 222 is upspring, and unblock rotating shaft 210 can be rotated and unlocked, so as to meet the safety standard of industry, realize electronic system not just
Can directly it be opened the lock with the key in the case of often.
If key is incorrect, either in the case where having electricity or not having electricity, locking bolt 232 is still remained stationary as, it is impossible to
Rotation unblock rotating shaft 210 is unlocked.
3. the course of work of reading code mechanism：
In the case of electronic lock has electricity or lockset normal, if insertion is correct solution lock key 100, locking bolt 232 contracts
Enter to unlock rotating shaft 210, detection thimble 240 disconnects with locking bolt 232, so that the electrical connection between disconnecting them, control system detection
The released state signal produced to the interruption, then carry out reading code by reading code mechanism 250.On the solution lock key 100 read
ID codes are correct, then dynamic iron core 222 is remained stationary as, and rotating solution lock key 100 can unlock；The ID codes of reading are incorrect, then immediately
Control dynamic iron core 222 is upspring and stretched into groove so that key can not rotate unlocking.Can so there are electricity or fingerprint work(in lock
In the case of energy is normal, prevents that criminal from carrying out technology unlocking, by using mechanical key and ID code dual tests, improve
The security of door lock.The process of whole detection reading code quickly, only the time difference of Millisecond, is not moved without worry dynamic iron core 222
Before work, situation about unlocking rapidly occurs.Meanwhile, this double verification is unblocked rear just execution by way of action, Ke Yijie
About energy consumption, it is to avoid frequent the brought waste of energy of control.
Do not have it is electric or it is other it is urgent in the case of, if insertion is correct solution lock key 100, locking bolt 232 also can
In retraction unblock rotating shaft 210, detection thimble 240 disconnects with locking bolt 232, and control system there is not electricity not work, it is impossible to the dynamic iron of control
Core 222 is upspring, and unblock rotating shaft 210 can be rotated and unlocked, so as to meet the safety standard of industry, be realized not electric or other
In emergency circumstances can directly it open the lock with the key.
If key is incorrect, illustrate it is not validated user, either in the case where having electricity or not having electricity, locking bolt 232
Still remain stationary as, it is impossible to which rotation unblock rotating shaft 210 is unlocked.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of electronic lock, it is characterised in that including electronic lock cylinder, control system and detection means；The electronic lock cylinder includes
Rotating shaft and electromagnetic component blocking mechanism are unlocked, the control system is electrically connected with the electromagnetic component blocking mechanism, and controls institute
State electromagnetic component blocking mechanism and the action that unblocks is carried out to unblock rotating shaft；The detection means is connected with the control system, is used
The electromagnetic component is exported in the change for unblocking lock status for detecting the electromagnetic component blocking mechanism, and to the control system
Blocking mechanism unblocks lock status signal, when the electromagnetic component blocking mechanism is not unblocked under control system control
During action, the control system can control the electromagnetic component blocking mechanism to return to before change according to lock status signal is unblocked
Unblock lock status.
2. electronic lock according to claim 1, it is characterised in that the electromagnetic component blocking mechanism include electromagnetic component,
The latching member driven by electromagnetic component, the latching member are provided with first keeper and the second keeper, the electromagnetic component
Can extend into, stretch out it is described unblock rotating shaft be unlocked, block action, first keeper be used for maintain latching member unlock shape
State, second keeper is used to maintain latching member blocking.
3. electronic lock according to claim 2, it is characterised in that the electromagnetic component is solenoid, the latching member is
The dynamic iron core in solenoid is arranged on, first keeper is the magnet for adsorbing the dynamic iron core, described second keeps
Part is the return springs for making the dynamic iron core remain disengaged from magnet；When dynamic iron core is stated in the magnet absorption residence, the electromagnetism
Member locks mechanism is unlocked.
4. electronic lock according to claim 2, it is characterised in that the detection means includes position sensor, passes through institute
State the motion that position sensor detects the latching member when electromagnetic component blocking mechanism unblocks.
5. electronic lock according to claim 4, it is characterised in that the position sensor is infrared sensor, described red
Outer sensor is provided with two, is arranged on its both sides along latching member radial direction respectively, during the latching member blocking, two
Communication connection produces blocking signal between infrared sensor, during the latching member released state, two infrared sensors it
Between communication disruption produce released state signal.
6. the electronic lock according to claim any one of 1-5, it is characterised in that the electronic lock cylinder also includes mechanical key
Mechanism and testing agency, the testing agency electrically connect with the control system, the testing agency and the mechanical key machine
Structure is connected, and is believed for detecting the unlocking motion of the mechanical key mechanism and producing the released state of the mechanical key mechanism
Number, the control system can control the electromagnetic component blocking mechanism to carry out block action according to released state signal.
7. electronic lock according to claim 6, it is characterised in that the mechanical key mechanism includes being arranged at the unblock
Mechanical release part and locking bolt in rotating shaft, the locking bolt are used to carry out the action that unblocks to the unblock rotating shaft；The detection
Mechanism includes detection thimble, and the detection thimble is separably contacted with the locking bolt；Mechanical release key inserts the machinery
Unlocking feature and when correctly being matched with the mechanical release part, the locking bolt can depart from the detection thimble and produce machinery
The released state signal of key authority.
8. electronic lock according to claim 7, it is characterised in that the detection thimble head is convex structure, locking bolt
On be correspondingly arranged on the groove for accommodating the detection thimble head.
9. electronic lock according to claim 7, it is characterised in that the electronic lock cylinder also includes reading code mechanism, the reading
Ink recorder structure is electrically connected with the control system, for reading the ID codes of mechanical release on the key；The control system being capable of basis
Released state signal and the ID codes read control the electromagnetic component blocking mechanism to carry out the corresponding action that unblocks.
10. a kind of control method of electronic lock, it is characterised in that including：
That detects electromagnetic component blocking mechanism unblocks whether lock status changes；
When electromagnetic component blocking mechanism is when unblocking lock status and changing, judge whether to change under control system control；
When not being to change under control of the control system, then control system, which sends control signal, returns electromagnetic component blocking mechanism
Lock status is unblocked before to change.
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| CN201710241939.0A CN106939736B (en) | 2017-04-14 | 2017-04-14 | Electronic lock and control method thereof |
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| CN201710241939.0A CN106939736B (en) | 2017-04-14 | 2017-04-14 | Electronic lock and control method thereof |
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| CN106939736B CN106939736B (en) | 2022-07-12 |
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| CN106939736B (en) | 2022-07-12 |
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