CN101187272A - Single chip machine controlled mechanical electronic cipher lock - Google Patents
Single chip machine controlled mechanical electronic cipher lock Download PDFInfo
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- CN101187272A CN101187272A CNA2006101614769A CN200610161476A CN101187272A CN 101187272 A CN101187272 A CN 101187272A CN A2006101614769 A CNA2006101614769 A CN A2006101614769A CN 200610161476 A CN200610161476 A CN 200610161476A CN 101187272 A CN101187272 A CN 101187272A
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Abstract
The invention discloses a mechanical electric cipher lock which is controlled by a singlechip, which comprises a singlechip, cipher codes are preset in the singlechip, contact points are arranged on a lock body on the periphery of a lock pin key hole, and the contact points are correspondingly connected with an input hole and an output hole of singlechip cipher codes signals and a supply port, contactors which are matched with the number and positions of the contact points are arranged on a key, cipher codes which are corresponded with presetting cipher codes of the singlechip are arranged on the key, and the cipher codes on the key are arranged in a conservator which is fixedly arranged in the key, the contactors on the key are correspondingly connected with an input hole and an output hole of conservator codes signals and a supply port, the contactors can contact with the corresponding contact points to decode when the key is inserted in the key hole or in the process of the rotating of the key, the singlechip is provided with at least a signal output circuit, and the signal output circuit is connected with a drive component. The invention is difficult to be illegally unlocked and electric cipher codes are difficult to be destroyed, which can totally replace a mechanical door lock and an electric lock, the invention which is added with a transducer can constitute a reliable anti-theft warning system.
Description
Technical field
The present invention relates to a kind of mechanical-electronic puzzle lock, especially a kind of monolithic processor controlled mechanical-electronic puzzle lock.
Background technology
What people used now is popular mechanical cylinder lock.People design a lot of ways for safety, increase the difficulty unblank, and the cylinder lock that two directions all have pellet shot from a slingshot occurred up and down.Having occurred four direction up and down in recent years again all has the mechanical cylinder lock of pellet shot from a slingshot.Now, the phenomenon that automobile, motorcycle are stolen is comparatively general, hard to guard against, and this lock can only be " anti-gentleman anti-person of low position " as what as the saying goes, and these locks are easy to be opened by the people, and does not have any other protector when illegally being opened;
The electronic password lock inputing password, open with mechanical cylinder lock with keyboard appears again for this reason; Because password is keyboard input, the password figure place can not be many like this, not many not remembering, and password forgets easily that also particularly older old man does not more remember.Keyboard has not just been opened in case damage lock, and should not be used for outdoor very easily by artificial destruction yet again;
IC card lock is arranged again, and it has only electronic cipher, does not have the protection of mechanical cylinder lock, and the reading device of IC-card is easily damaged by the people, in case damage, lock is not opened yet, and should not be used for outdoorly equally, and will directly open dead bolt, and the electric power of usefulness is very big;
Also have a kind of mechanical-electronic puzzle lock, its feature is that storage medium is being housed on the key, and this medium is a magnetic material, come down to card phone similar, but it is passable that magnetic material is used on phonecard, the bank book, is used in to lock not all rightly, and reliability is very poor.Because will read the password on the magnetic material, magnetic material is critical to connect airtight with the readout equipment of password and touches, yet the magnetic loss is maximum in the air, it is the magnetic resistance maximum, the readout equipment surfacing need be hard like this, not fragile, plucking, magnetic material is on the key also wanted firmly, be difficult for falling, and will driving lock core, key turns rotates together, lock core is with closely contact of lock body on the one hand, and lock core also can cause loose contact to the password readout equipment damaged surfaces on the lock body when rotating, magnetic material on the key on the other hand, because key turns, be subjected to the friction of lock body and pellet shot from a slingshot and come off, the password on the storage medium is difficult to not error code and reads like this, and fault rate is very high.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of monolithic processor controlled mechanical-electronic puzzle lock, this monolithic processor controlled mechanical-electronic puzzle lock good anti-theft effect, be difficult to illegally to be opened, and be not subject to artificial destruction.
The present invention for the technical scheme that solves its technical problem and adopt is: a kind of monolithic processor controlled mechanical-electronic puzzle lock, comprise lock body, lock core and key, lock core is located in the lock body, lock core is provided with the keyhole for the key plug, be provided with a single-chip microcomputer, preset password in the single-chip microcomputer, the lock body of lock core keyhole periphery is provided with the contact, and described contact joins with the input of single-chip microcomputer code signal, delivery outlet and microcontroller power supply mouth accordingly;
Be provided with the contact that is complementary with described number of contacts, position on the key, be provided with on the key and the corresponding password of single-chip microcomputer preset password, password on the key is located in the holder chip, described holder chip is fixedly arranged in the key, contact on the key joins with the power port of code signal input, delivery outlet and the holder chip of described holder chip accordingly, contact can touch corresponding contact and carries out sign indicating number when key inserts in the keyhole or in the key turns process, and single-chip microcomputer is provided with an output line road at least in addition;
When password was consistent with the single-chip microcomputer preset password on the key, there was signal output on an output line road of single-chip microcomputer and makes the driver part motion; When password and single-chip microcomputer preset password were inconsistent on the key, the driver part motion is exported, can not be made to an output line road no signal of single-chip microcomputer.
Two-fold protection so just can be arranged, and first heavily for mechanical lock protection, second heavily is the electronic cipher protection, just be difficult to illegally unblank, and electronic cipher to be hidden in protected object inside very difficult destroyed.
Further technical scheme of the present invention is:
The lock body of lock core keyhole periphery is provided with the contact.Like this when key insert in the keyhole clockwise or after being rotated counterclockwise certain angle contact can touch corresponding contact and carry out sign indicating number.
The lock body of lock core keyhole periphery is provided with current-collector, and current-collector and extraneous contact jaw are the contact, and current-collector is provided with three contacts at least; Wherein two for power contact constitutes the positive-negative power loop, at least one is the I/O of signalling contact formation signal in addition.
Be provided with level-conversion circuit again, level-conversion circuit is by the power supply booster circuit, the power supply reduction voltage circuit, the first signal booster circuit, the first signal reduction voltage circuit, the secondary signal booster circuit, the secondary signal reduction voltage circuit is formed, current-collector is provided with first, two, three, four contacts, correspondingly be provided with first on the key, two, three, four contacts, key turns is when the set angle first, two, three, four contacts just can run into first accordingly, two, three, four contacts, power supply booster circuit input connects the microcontroller power supply mouth, the power supply booster circuit boosts and exports termination current-collector first contact, power supply reduction voltage circuit input termination first contact, power supply reduction voltage circuit step-down output termination key holder chip power mouth, the first signal booster circuit input and single-chip microcomputer signal output join, the first signal booster circuit output and current-collector second contact join, the first signal reduction voltage circuit input joins with second contact on the key, the first signal reduction voltage circuit output and key holder chip signal input port join, secondary signal booster circuit input and key holder chip signal delivery outlet join, secondary signal booster circuit output joins with the 3rd contact on the key, secondary signal reduction voltage circuit input and current-collector the 3rd contact join, secondary signal reduction voltage circuit output and single-chip microcomputer signal input join, the 4th contact, the 4th contact respectively with holder chip on the key, the ground wire of single-chip microcomputer joins.Rely on the rising of contact point voltage like this, can guarantee to be electrically connected reliably between contact and the contact.
Be provided with an electrical box, single-chip microcomputer is located in the electrical box.
Single-chip microcomputer is provided with two road output line roads, and one road output line road meets driver part, another output line road, road system taking alarm; When password was consistent with the single-chip microcomputer preset password on the key, another output line road no signal output of single-chip microcomputer, warning system were not worked; When password and single-chip microcomputer preset password were inconsistent on the key, there were signal output, warning system work in another output line road of single-chip microcomputer.
The invention has the beneficial effects as follows: divide two kinds of situations to illustrate, first kind of situation is: when the keyhole on the key insertion lock core, contact on the key directly contacts with the contact on the lock body, at this moment mechanical cipher and electronic cipher compare simultaneously, have only two kinds of passwords all by the time just can unblank, shut, this situation seems similar with IC card lock, but many mechanical ciphers relatively.In case the contact if take measures in circuit on the artificial destruction lock body or two kinds of passwords be inconsistent promptly can be caused to report to the police and shields; Second kind of situation is that key that holder chip and circuit be housed is when inserting keyhole on the lock core, contact is with not directly contact of the contact on the lock body, has only key after mechanical cipher passes through, after turning over an angle clockwise or counterclockwise, contact on the key could contact with the contact, promptly mechanical cipher by after just can carry out electronic cipher relatively, what see is the standard machinery cylinder lock at outdoor like this, very hidden, survivable, this situation protectiveness is better;
Single-chip microcomputer and the power supply between the holder chip, signal send with receiving and be connected by level-conversion circuit on the key, the voltage ratio single-chip microcomputer that passes through on the contact of key and the contact of lock body and the operating voltage of holder chip is much higher on the key helps circuit turn-on like this;
Single-chip microcomputer has a plurality of input and output pins to draw, and is convenient to do warning system cheaply like this.
Description of drawings
Fig. 1 inserts in schematic diagram in the keyhole for key of the present invention;
Fig. 2 is an I-I sectional view among Fig. 1;
Fig. 3 is that lock body can of the present invention and annex thereof cooperate schematic diagram with metal frame;
Fig. 4 is a level-conversion circuit theory diagram of the present invention.
The specific embodiment
Embodiment: a kind of monolithic processor controlled mechanical-electronic puzzle lock, comprise lock body 1, lock core 2 and key 3, lock core is located in the lock body, lock core is provided with the keyhole for the key plug, be provided with a single-chip microcomputer, preset password in the single-chip microcomputer, the lock body of lock core keyhole periphery is provided with contact 4, and described contact joins with the input of single-chip microcomputer code signal, delivery outlet and microcontroller power supply mouth accordingly;
Be provided with the contact 5 that is complementary with described number of contacts, position on the key, be provided with on the key and the corresponding password of single-chip microcomputer preset password, password on the key is located in the holder chip, described holder chip is fixedly arranged in the key, contact on the key joins with the power port of code signal input, delivery outlet and the holder chip of described holder chip accordingly, contact can touch corresponding contact and carries out sign indicating number when key inserts in the keyhole or in the key turns process, and single-chip microcomputer is provided with an output line road at least in addition;
When password was consistent with the single-chip microcomputer preset password on the key, there was signal output on an output line road of single-chip microcomputer and makes the driver part motion; When password and single-chip microcomputer preset password were inconsistent on the key, the driver part motion is exported, can not be made to an output line road no signal of single-chip microcomputer.
Two-fold protection so just can be arranged, and first heavily for mechanical lock protection, second heavily is the electronic cipher protection, just be difficult to illegally unblank, and electronic cipher to be hidden in protected object inside very difficult destroyed.
Further technical scheme of the present invention is:
The lock body of lock core keyhole periphery is provided with the contact, preferably is respectively equipped with the contact on the lock body of the peripheral both sides of lock core keyhole.Like this when key insert in the keyhole clockwise or after being rotated counterclockwise certain angle contact can touch corresponding contact and carry out sign indicating number.
The lock body of lock core keyhole periphery is provided with current-collector, preferably is respectively equipped with current-collector on the lock body of the peripheral both sides of lock core keyhole, and current-collector and extraneous contact jaw are the contact, and current-collector is provided with three contacts at least; Wherein two for power contact constitutes the positive-negative power loop, at least one is the I/O of signalling contact formation signal in addition.
Be provided with level-conversion circuit again, level-conversion circuit is by power supply booster circuit A, power supply reduction voltage circuit B, the first signal booster circuit C1, the first signal reduction voltage circuit D1, secondary signal booster circuit C2, secondary signal reduction voltage circuit D2 forms, current-collector is provided with first, two, three, four contacts, correspondingly be provided with first on the key, two, three, four contacts, key turns is when the set angle first, two, three, four contacts just can run into first accordingly, two, three, four contacts, power supply booster circuit A input connects single-chip microcomputer COM power port, power supply booster circuit A boosts and exports termination current-collector first contact, power supply reduction voltage circuit B input termination first contact, power supply reduction voltage circuit B step-down output termination key holder chip EO power port, the first signal booster circuit C1 input and single-chip microcomputer signal output join, the first signal booster circuit C1 output and current-collector second contact join, the first signal reduction voltage circuit D1 input joins with second contact on the key, the first signal reduction voltage circuit D1 output and key holder chip signal input port join, secondary signal booster circuit C2 input and key holder chip signal delivery outlet join, secondary signal booster circuit C2 output joins with the 3rd contact on the key, secondary signal reduction voltage circuit D2 input and current-collector the 3rd contact join, secondary signal reduction voltage circuit D2 output and single-chip microcomputer signal input join, the 4th contact, the 4th contact respectively with holder chip on the key, the ground wire of single-chip microcomputer joins.Rely on the rising of contact point voltage like this, can guarantee to be electrically connected reliably between contact and the contact.
Be provided with an electrical box, single-chip microcomputer is located in the electrical box.
Single-chip microcomputer is provided with two road output line roads, and one road output line road meets driver part, another output line road, road system taking alarm; When password was consistent with the single-chip microcomputer preset password on the key, another output line road no signal output of single-chip microcomputer, warning system were not worked; When password and single-chip microcomputer preset password were inconsistent on the key, there were signal output, warning system work in another output line road of single-chip microcomputer.
Being respectively equipped with current-collector on the lock body with the peripheral both sides of lock core keyhole below is the example explanation.
This routine course of work is: the key that is provided with the holder chip inserts in the keyhole, screw key, correct as mechanical part, then key clockwise or rotate counterclockwise the corresponding contact in contact on can same current-collector of its contact behind the certain angle, in case contact, single-chip microcomputer just reads the password on the key holder chip, and with prestoring password in the single-chip microcomputer relatively, if there is signal output on an identical then output line road, as an inequality then output line road no signal output, another output line road working condition is just opposite simultaneously.
Application example of the present invention:
One, be applied to door lock: drive the set parts motion and be the drive magnet move left and right, at this moment an output line road of single-chip microcomputer and the signal input line road of electromagnet join.
This monolithic processor controlled mechanical-electronic puzzle lock comprises lock body, lock core, single-chip microcomputer that outage among the key of holder chip and related circuit, two current-collectors, the electrical box K do not lose password is housed, can stop in the rotation annex G1 among the electrical box K in level-conversion circuit and corresponding control circuit, the lock body can and motion annex G2, the can the electromagnet that dead man rotates and the metal frame J of dress doorframe;
Lock core is located in the lock body, lock core is provided with the keyhole for the key plug, stretch out in the lock body of the longer keyhole both sides of lock core and be respectively equipped with two current-collector D, dead man is located at the end of lock core, when door lock is installed, among the rotation annex G1 in the dead man insertion can, establish electromagnet I near rotating annex G1, but electromagnet is move left and right in can, rotate annex G1 rotation and can promote motion annex G2 move left and right, motion annex G2 promotion dead bolt H stretches out can and inserts in the metal frame that is contained on the doorframe, and door is just locked and do not opened.
Operating principle is:
(at this moment mechanical cipher is broken when sign indicating number is got nowhere, lock core is rotatable), one output line road no signal output (being the electromagnet no power) of single-chip microcomputer, electromagnet does not move, the projection of rotating annex G1 in the can by electromagnet I one end block institute backstop, can't rotate, dead man just can't rotate like this, and dead bolt also just can't move left and right, can't open and close lock;
When to the sign indicating number success, there is signal output (being the electromagnet energising) on the output line road of single-chip microcomputer, electromagnet produces the magnetic setting and moves (see figure 3) toward the body right side, the projection of rotating annex G1 in the can just can be by electromagnet one end block institute backstop, just can rotate, but dead bolt is move left and right just, can open and close lock.
Two, be applied to motor vehicle:
At this moment the output line road of single-chip microcomputer and the ignition coil of motor vehicle join.
When to sign indicating number when unsuccessful (at this moment mechanical cipher is broken, and lock core is rotatable), the output line road no signal output of single-chip microcomputer, ignition coil does not have electricity just can't the starter motor motor-car;
When to the sign indicating number success, there is signal output on the output line road of single-chip microcomputer, but ignition coil has been switched on regard to the starter motor motor-car.
Using other these examples of each side has in addition just given an example no longer one by one.
In this example, another output line Lu Keyu warning system signal input part of single-chip microcomputer joins, and (at this moment mechanical cipher is broken when sign indicating number is got nowhere, lock core is rotatable), there is signal output on another output line road, thereby starts warning system, so just can play better anti-theft effect.Certainly single-chip microcomputer can establish in addition also how group output lines roads can join with equipment such as audio record alarming, the automatic dialing warnings of phone respectively, and this example is explanation no longer one by one.
In this example, electronic installations such as the signal of holder chip, level-conversion circuit, control circuit and single-chip microcomputer that single-chip microcomputer and key are used output driving need not be paid the technological means that creative work can be realized for the same domain technician, and this example no longer illustrates.
Claims (6)
1. monolithic processor controlled mechanical-electronic puzzle lock, comprise lock body, lock core and key, lock core is located in the lock body, lock core is provided with the keyhole for the key plug, it is characterized in that: be provided with a single-chip microcomputer, preset password in the single-chip microcomputer, the lock body of lock core keyhole periphery is provided with the contact, and described contact joins with the input of single-chip microcomputer code signal, delivery outlet and microcontroller power supply mouth accordingly;
Be provided with the contact that is complementary with described number of contacts, position on the key, be provided with on the key and the corresponding password of single-chip microcomputer preset password, password on the key is located in the holder chip, described holder chip is fixedly arranged in the key, contact on the key joins with the power port of code signal input, delivery outlet and the holder chip of described holder chip accordingly, contact can touch corresponding contact and carries out sign indicating number when key inserts in the keyhole or in the key turns process, and single-chip microcomputer is provided with an output line road at least in addition;
When password was consistent with the single-chip microcomputer preset password on the key, there was signal output on an output line road of single-chip microcomputer and makes the driver part motion; When password and single-chip microcomputer preset password were inconsistent on the key, the driver part motion is exported, can not be made to an output line road no signal of single-chip microcomputer.
2. monolithic processor controlled mechanical-electronic puzzle lock according to claim 1 is characterized in that: the lock body of lock core keyhole periphery is provided with the contact.
3. monolithic processor controlled mechanical-electronic puzzle lock according to claim 1 and 2 is characterized in that: the lock body of lock core keyhole periphery is provided with current-collector, and current-collector and extraneous contact jaw are the contact, and current-collector is provided with three contacts at least.
4. monolithic processor controlled mechanical-electronic puzzle lock according to claim 3, it is characterized in that: be provided with level-conversion circuit again, level-conversion circuit is by power supply booster circuit (A), power supply reduction voltage circuit (B), the first signal booster circuit (C1), the first signal reduction voltage circuit (D1), secondary signal booster circuit (C2), secondary signal reduction voltage circuit (D2) is formed, current-collector is provided with first, two, three, four contacts, correspondingly be provided with first on the key, two, three, four contacts, key turns is when the set angle first, two, three, four contacts just can run into first accordingly, two, three, four contacts, power supply booster circuit (A) input connects single-chip microcomputer (COM) power port, power supply booster circuit (A) boosts and exports termination current-collector first contact, power supply reduction voltage circuit (B) input termination first contact, power supply reduction voltage circuit (B) step-down output termination key holder chip (EO) power port, first signal booster circuit (C1) input and single-chip microcomputer signal output join, first signal booster circuit (C1) output and current-collector second contact join, first signal reduction voltage circuit (D1) input joins with second contact on the key, first signal reduction voltage circuit (D1) output and key holder chip signal input port join, secondary signal booster circuit (C2) input and key holder chip signal delivery outlet join, secondary signal booster circuit (C2) output joins with the 3rd contact on the key, secondary signal reduction voltage circuit (D2) input and current-collector the 3rd contact join, secondary signal reduction voltage circuit (D2) output and single-chip microcomputer signal input join, the 4th contact, the 4th contact respectively with holder chip on the key, the ground wire of single-chip microcomputer joins.
5. monolithic processor controlled mechanical-electronic puzzle lock according to claim 1 is characterized in that: be provided with an electrical box, single-chip microcomputer is located in the electrical box.
6. monolithic processor controlled mechanical-electronic puzzle lock according to claim 1 is characterized in that: single-chip microcomputer is provided with two road output line roads, and one road output line road meets driver part, another output line road, road system taking alarm; When password was consistent with the single-chip microcomputer preset password on the key, another output line road no signal output of single-chip microcomputer, warning system were not worked; When password and single-chip microcomputer preset password were inconsistent on the key, there were signal output, warning system work in another output line road of single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101614769A CN101187272A (en) | 2006-12-15 | 2006-12-15 | Single chip machine controlled mechanical electronic cipher lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101614769A CN101187272A (en) | 2006-12-15 | 2006-12-15 | Single chip machine controlled mechanical electronic cipher lock |
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| Publication Number | Publication Date |
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| CN101187272A true CN101187272A (en) | 2008-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CNA2006101614769A Pending CN101187272A (en) | 2006-12-15 | 2006-12-15 | Single chip machine controlled mechanical electronic cipher lock |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963009A (en) * | 2010-11-05 | 2011-02-02 | 林挺意 | Electronic coded lock |
| CN103233620A (en) * | 2013-05-10 | 2013-08-07 | 焦成柱 | Mechanical electronic coded lock |
| CN103485604A (en) * | 2012-06-08 | 2014-01-01 | 无锡阿法迪科技有限公司 | One-time password electronic lock |
| CN103761788A (en) * | 2014-01-20 | 2014-04-30 | 林挺意 | Bi-directional communication coded lock |
| CN103967342A (en) * | 2014-06-16 | 2014-08-06 | 青岛市光电工程技术研究院 | Electronic password mechanical lock |
| CN104196367A (en) * | 2014-09-02 | 2014-12-10 | 青岛市光电工程技术研究院 | Mechanical lock unlocked through electronic passwords |
| CN104234523A (en) * | 2014-09-09 | 2014-12-24 | 黄伟仁 | Key, energy-saving electronic burglarproof lock and energy-saving electronic burglarproof lockset |
| CN104790760A (en) * | 2015-04-18 | 2015-07-22 | 郑锦超 | Photoelectric coded lock with double-anti-theft function |
| CN105957206A (en) * | 2016-05-26 | 2016-09-21 | 广东文城科技发展有限公司 | Intelligent key based on cloud-side management |
| CN108830976A (en) * | 2018-05-03 | 2018-11-16 | 芜湖懒人智能科技有限公司 | A kind of electronic lock control circuit |
| WO2019071420A1 (en) * | 2017-10-10 | 2019-04-18 | 珠海唯码科技有限公司 | Intelligent door lock and unlocking method therefor |
| CN111877870A (en) * | 2020-07-20 | 2020-11-03 | 中国联合网络通信集团有限公司 | Lock cylinder, key and unlocking method for lock |
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2006
- 2006-12-15 CN CNA2006101614769A patent/CN101187272A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963009B (en) * | 2010-11-05 | 2012-07-25 | 林挺意 | Electronic coded lock |
| CN101963009A (en) * | 2010-11-05 | 2011-02-02 | 林挺意 | Electronic coded lock |
| CN103485604A (en) * | 2012-06-08 | 2014-01-01 | 无锡阿法迪科技有限公司 | One-time password electronic lock |
| CN103233620A (en) * | 2013-05-10 | 2013-08-07 | 焦成柱 | Mechanical electronic coded lock |
| CN103761788A (en) * | 2014-01-20 | 2014-04-30 | 林挺意 | Bi-directional communication coded lock |
| CN103761788B (en) * | 2014-01-20 | 2015-12-30 | 林挺意 | Two-way communication coded lock |
| CN103967342A (en) * | 2014-06-16 | 2014-08-06 | 青岛市光电工程技术研究院 | Electronic password mechanical lock |
| CN104196367B (en) * | 2014-09-02 | 2016-09-28 | 青岛市光电工程技术研究院 | Electronic cipher code mechanical lock |
| CN104196367A (en) * | 2014-09-02 | 2014-12-10 | 青岛市光电工程技术研究院 | Mechanical lock unlocked through electronic passwords |
| CN104234523A (en) * | 2014-09-09 | 2014-12-24 | 黄伟仁 | Key, energy-saving electronic burglarproof lock and energy-saving electronic burglarproof lockset |
| CN104790760A (en) * | 2015-04-18 | 2015-07-22 | 郑锦超 | Photoelectric coded lock with double-anti-theft function |
| CN105957206A (en) * | 2016-05-26 | 2016-09-21 | 广东文城科技发展有限公司 | Intelligent key based on cloud-side management |
| WO2019071420A1 (en) * | 2017-10-10 | 2019-04-18 | 珠海唯码科技有限公司 | Intelligent door lock and unlocking method therefor |
| CN108830976A (en) * | 2018-05-03 | 2018-11-16 | 芜湖懒人智能科技有限公司 | A kind of electronic lock control circuit |
| CN111877870A (en) * | 2020-07-20 | 2020-11-03 | 中国联合网络通信集团有限公司 | Lock cylinder, key and unlocking method for lock |
| CN111877870B (en) * | 2020-07-20 | 2021-09-17 | 中国联合网络通信集团有限公司 | Lock cylinder, key and unlocking method for lock |
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