CN111270911A - Credit granting method and credit granting system for magnetic lock - Google Patents

Credit granting method and credit granting system for magnetic lock Download PDF

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Publication number
CN111270911A
CN111270911A CN202010073891.9A CN202010073891A CN111270911A CN 111270911 A CN111270911 A CN 111270911A CN 202010073891 A CN202010073891 A CN 202010073891A CN 111270911 A CN111270911 A CN 111270911A
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CN
China
Prior art keywords
user
door
information
unlocking
matching result
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Granted
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CN202010073891.9A
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Chinese (zh)
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CN111270911B (en
Inventor
何灌昌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Kuaiche Technology Co ltd
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Guangdong Kuaiche Technology Co ltd
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Priority to CN202010073891.9A priority Critical patent/CN111270911B/en
Publication of CN111270911A publication Critical patent/CN111270911A/en
Application granted granted Critical
Publication of CN111270911B publication Critical patent/CN111270911B/en
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    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0038Operating or controlling locks or other fastening devices by electric or magnetic means using permanent magnets
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0046Electric or magnetic means in the striker or on the frame; Operating or controlling the striker plate
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/02Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B49/00Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00182Electronically 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
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00563Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B2047/0048Circuits, feeding, monitoring
    • E05B2047/0057Feeding
    • E05B2047/0058Feeding by batteries

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention discloses a credit granting method and a credit granting system of a magnetic lock, wherein the credit granting method comprises the following steps: setting trusted user sign information for unlocking; a user triggers a starting device to send an unlocking request, and a receiving device responds to the unlocking request; the receiving device receives unlocking information of a user to obtain a first matching result; the receiving device collects user signs to obtain a second matching result; the verification device compares the first matching result with correct unlocking information and verifies the second matching result with the trusted user sign information; and if the first matching result and the second matching result are matched successfully, recording the user sign information used in the verification, granting credit to the door lock, and reversely electrifying the door lock and the door frame to unlock and open the door. According to the invention, double verification is carried out by utilizing unlocking information and sign information of a user, so that the intelligent management degree is improved; the door frame and the door lock are electrified to realize magnetic attraction door closing, reverse electrification repulsion door opening is realized, a lock cylinder is not needed, and the structure of the magnetic lock is simplified.

Description

Credit granting method and credit granting system for magnetic lock
Technical Field
The invention relates to the technical field of door locks, in particular to a credit granting method and a credit granting system for a magnetic lock.
Background
The door lock is used as a first protective line for family safety, and the firmness and the confidentiality of the door lock need to meet strict requirements. The door lock is divided into a mechanical lock and an electronic lock, the electronic lock usually adopts a magnetic card, an IC card, a TIM card, a radio frequency card and the like, and the door lock is convenient to use and beneficial to intelligent management.
The electromagnetic lock is designed as an electromagnet, and is based on the principle of generating magnetism by using current, and when the current passes through the silicon steel sheet of the electromagnetic lock, the electromagnetic lock can generate strong suction force to tightly suck the adsorption iron to achieve the effect of locking the door. The power supply used in the access control system belongs to a weak current type, a large magnetic attraction force can be generated by a voltage of 12V and a very small current generally, the access control system of the magnetic lock is effectively controlled, whether a person swiping the card is legal or not is identified, and if the person is legal, the power can be cut off, and the magnetic lock loses the attraction force to open the door. For example, the chinese patent application CN109779407A discloses a magnetic lock, which comprises a lock housing assembly, and a tongue assembly, a locking block, a functional block and a wheel assembly disposed inside the lock housing assembly, wherein the tongue assembly can move to go deep into or out of the lock housing assembly, i.e. locking and unlocking require a lock core, and the magnetic lock has a relatively complex structure, is not easy to maintain, and has a single function.
In view of this, it is urgently needed to improve the existing magnetic lock structure to simplify the structure and improve the intelligent management function.
Disclosure of Invention
The invention aims to solve the technical problems that the existing magnetic lock structure has a complex structure and a single intelligent management function.
In order to solve the technical problem, the technical scheme adopted by the invention is to provide a credit granting method of a magnetic lock, which comprises the following steps:
setting trusted user sign information for unlocking, and storing an identifier of each trusted user;
a user triggers a starting device to send an unlocking request, and a receiving device responds to the unlocking request;
the receiving device receives unlocking information of a user to obtain a first matching result;
the receiving device collects the physical signs of the user to obtain a second matching result;
the verification device compares the first matching result with manually preset correct unlocking information and verifies the second matching result with the trusted user sign information;
if the first matching result and the second matching result fail to be matched, the first magnet of the door frame and the second magnet of the door lock keep an adsorption door closing state;
if the first matching result and the second matching result are both matched successfully, the user sign information used in the verification is recorded, the door lock is trusted, and the first magnet and the second magnet are electrified reversely to unlock and open the door.
In another preferred embodiment, the unlocking information includes at least one of:
the password is a code that is used to encrypt the password,
an IC card;
the user sign information comprises at least one of the following:
a fingerprint;
a palm print;
fingerprint printing;
printing finger joints;
a vein pattern;
a retinal pattern;
an iris mode;
ear canal mode.
In another preferred embodiment, the starting device switches the working mode according to time, and respectively enters:
the protection state is strong, the working current is increased, the attraction force of the first magnet and the second magnet reaches a strong protection threshold value, and after the credit fails, the hand cannot push the door manually;
and in the dormant state, the working current is reduced, the attraction force of the first magnet and the second magnet is reduced to the dormant threshold value, and the human hand overcomes the attraction force and pushes the door into the door without verification.
In another preferred embodiment, for an unsubscribed user, the user manually modifies the temporary authorization information of the verification device, the temporary authorization information is valid within a specified time period, the unsubscribed user inputs the temporary authorization information through the receiving device to unlock, and the recording device records the sign information of the unlocked user.
The invention also provides a credit granting system of the magnetic lock, which comprises:
the door frame is communicated with the anode of the power supply and is provided with a first magnet;
the door lock is arranged on the door, provided with a second magnet and communicated with the cathode of a power supply, the door lock and the door frame keep attraction when being normally electrified, and the door lock and the door frame are tightly closed;
the storage device is used for storing corresponding user identification for the informed user sign information;
the starting device is used for sending an unlocking request and issuing an unlocking prompt;
the receiving device is used for responding to the unlocking request of the starting device, receiving unlocking information of the user and acquiring sign information of the user;
the verification device is used for verifying whether the unlocking information received by the receiving device is matched with correct unlocking information or not and whether the user sign information is matched with the trusted user sign information or not;
the recording device is used for recording the user physical sign information used by the unlocking or the user identification corresponding to the user physical sign information;
the power supply system comprises an online power supply and a storage battery, wherein the online power supply is powered off, and the storage battery enters a working state.
In another preferred embodiment, the system further comprises an adjusting device, wherein the adjusting device is used for adjusting the time period designated by a user, the whole system is powered off, the operation is stopped, and the door lock and the door frame are unlocked in the time period.
In another preferred embodiment, the magnetic door lock further comprises an intensity adjusting device, and a user adjusts the current of the door frame and the door lock to a preset magnetic attraction force threshold value through the intensity adjusting device.
In another preferred embodiment, the verification device comprises a temporary authorization unit for modifying the correct unlocking information, and after a manually specified time period, the correct unlocking information is returned to the information before modification.
In another preferred embodiment, the system further comprises an information modifying device, which is used for modifying or deleting the physical sign information and the user identification of the trusted user according to the user instruction.
In another preferred embodiment, the inside of the door lock is provided with a pass switch, and when a user in the door presses the pass switch, the first magnet and the second magnet are electrified in opposite directions to unlock the door.
Compared with the prior art, the invention carries out double verification by utilizing the unlocking information and the physical sign information of the user, enhances the safety and the effectiveness, and greatly improves the intelligent management degree; the door frame is used as an anode, the lock is used as a cathode, the door frame and the door lock are electrified to realize magnetic attraction and closing of the door, reverse electrification and repulsion of the door are adopted, a lock core is not needed, and the structure of the magnetic lock is simplified.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a flow chart of the working principle of the present invention.
Detailed Description
The invention provides a credit granting method and a credit granting system of a magnetic lock, and the invention is explained in detail with the accompanying drawings and the specific implementation modes of the specification.
As shown in fig. 1 and fig. 2, the trust method of a magnetic lock provided by the present invention includes the following steps:
setting trusted user sign information for unlocking, and storing an identifier of each trusted user;
a user triggers a starting device to send an unlocking request, and a receiving device responds to the unlocking request;
the receiving device receives unlocking information of a user to obtain a first matching result;
the receiving device collects the physical signs of the user to obtain a second matching result;
the verification device compares the first matching result with manually preset correct unlocking information and verifies the second matching result with the trusted user sign information;
if the first matching result and the second matching result fail to be matched, the first magnet of the door frame and the second magnet of the door lock keep an adsorption door closing state;
if the first matching result and the second matching result are both matched successfully, the user sign information used in the verification is recorded, the door lock is trusted, and the first magnet and the second magnet are electrified reversely to unlock and open the door.
According to the invention, the unlocking information and the sign information of the user are utilized to carry out double verification, so that the safety and the effectiveness are enhanced, and the intelligent management degree is greatly improved; and the door frame and the door lock are electrified to realize magnetic attraction and door closing, and reverse electrification and door opening repulsion are realized, so that a lock cylinder is not needed, and the structure of the magnetic lock is simplified.
In a preferred embodiment, the unlocking information includes at least one of:
the password is a code that is used to encrypt the password,
an IC card;
the user sign information comprises at least one of the following:
a fingerprint;
a palm print;
fingerprint printing;
printing finger joints;
a vein pattern;
a retinal pattern;
an iris mode;
ear canal mode.
In this embodiment, the unlocking information is a unified standard, and only a trusted user can know the information to provide an identity certificate; the user sign information is unique and unique for each person, and only the person as a living body can pass the verification, and any video replacing the picture and the voice of the person cannot pass the verification, so that the verification accuracy is ensured.
In a preferred embodiment, the starting device switches the working mode according to time, and respectively enters:
the protection state is strong, the working current is increased, the attraction force of the first magnet and the second magnet reaches a strong protection threshold value, and after the credit fails, the hand cannot push the door manually;
and in the dormant state, the working current is reduced, the attraction force of the first magnet and the second magnet is reduced to the dormant threshold value, and the human hand overcomes the attraction force and pushes the door into the door without verification.
The embodiment can be suitable for public places such as shopping malls, office buildings and the like, power is cut off in the peak period of people flow or working hours, the person can enter the system without verification, the person only needs to be verified and input in non-business hours or enters a dormant state in the business period, the adsorption force is reduced, the person is allowed to enter the system by pushing a door, and meanwhile, the door is kept closed when no person enters the system, so that the application range of the invention is expanded. On the basis of the embodiment, the working modes with different multi-stage suction forces can be set according to requirements.
In a preferred embodiment, for an unsubscribed user, the user manually modifies the temporary authorization information of the verification device, the temporary authorization information is valid within a specified time period, the unsubscribed user inputs the temporary authorization information through the receiving device to unlock, and the recording device records the sign information of the unlocked user. In this embodiment, for the convenience of visiting the outside person, the temporary authorization information is set so that the outside person can enter the system, but the outside person loses the function after the effective time period elapses, the intelligentization is further improved, and meanwhile, the sign information of the user is recorded, and if the outside person visits frequently, the user can be created as a new user.
The invention also discloses a credit granting system of the magnetic lock, which comprises:
the door frame is communicated with the anode of the power supply and is provided with a first magnet;
the door lock is arranged on the door, is provided with a second magnet and is communicated with the cathode of the power supply, the door lock and the door frame keep attraction when being normally electrified, and the door lock and the door frame are tightly closed;
the storage device is used for storing corresponding user identification for the informed user sign information;
the starting device is used for sending an unlocking request and issuing an unlocking prompt;
the receiving device is used for responding to the unlocking request of the starting device, receiving unlocking information of the user and acquiring sign information of the user;
the verification device is used for verifying whether the unlocking information received by the receiving device is matched with correct unlocking information or not and whether the user sign information is matched with the trusted user sign information or not;
the recording device is used for recording the user physical sign information used by the unlocking or the user identification corresponding to the user physical sign information;
the power supply system comprises an online power supply and a storage battery, wherein the online power supply is powered off, and the storage battery enters a working state. The power supply system is used for ensuring that power can still be supplied through the storage battery after public power utilization is cut off or accidental power failure, and the situation that the protection and safety guarantee capability is lost due to accidental power failure is prevented.
Wherein, receiving arrangement includes: cipher keyboard, IC card inductor, fingerprint collector, palm print collector, fingerprint collector, finger print collector, vein detector and pupil detector (including retina and iris). The first magnet and the second magnet can be arranged according to the requirement, point contact or line contact can be realized, and the safety of protection can be adjusted by utilizing the size of the contact area.
In a preferred embodiment, the system further comprises an adjusting device, and the adjusting device is used for powering off the whole system, stopping running and unlocking the door lock and the door frame according to a time period designated by a user. The embodiment can be suitable for public places such as shopping malls, office buildings and the like, power is cut off in the peak period of people flow or working hours, the user can enter the system without verification, and the user only needs to verify and input in non-business hours, so that the application range of the invention is expanded.
In a preferred embodiment, the magnetic door lock further comprises an intensity adjusting device, and a user adjusts the current of the door frame and the door lock to a proper magnetic attraction force through the intensity adjusting device. The size of the magnetic force can be adjusted through the current, and a user can set the magnetic force according to the size and the application occasion of the door.
In a preferred embodiment, the verification device comprises a temporary authorization unit for modifying the correct unlocking information, and after a manually specified time period, the correct unlocking information is returned to the information before modification.
In a preferred embodiment, the system further comprises an information modifying device, which is used for modifying or deleting the physical sign information and the user identifier of the trusted user according to the user instruction. According to the embodiment, the trusted user can be conveniently edited and modified, and the personnel information can be updated in time.
In a preferred embodiment, the inside of the door lock is provided with a pass switch 70, and when a user in the door presses the pass switch 70, the first magnet and the second magnet are oppositely electrified to unlock the door. This embodiment makes things convenient for inside personnel to go out, can set up same letter system of granting as required in the inboard to all have explicit record to personnel's inflow and outflow. In the same time, the attractive force of the first magnet and the second magnet is the same, and the force is the same no matter the door is pushed by the outer side or the inner side.
In a preferred embodiment, the intelligent communication tool comprises an app, and the storage device, the starting device, the receiving device, the verifying device and the recording device are respectively networked with the app through a network protocol. In this embodiment, the intelligent communication tool may be a computer, a mobile phone, or the like, and may perform online operations through the mobile phone to modify parameters of the system, such as the current level, the user editing, the working time period, or the like, as mentioned in other embodiments.
According to the invention, the unlocking information and the sign information of the user are utilized to carry out double verification, so that the safety and the effectiveness are enhanced, and the intelligent management degree is greatly improved; the door frame is used as an anode, the lock is used as a cathode, the door frame and the door lock are electrified to realize magnetic attraction and closing of the door, reverse electrification and repulsion of the door are adopted, a lock core is not needed, and the structure of the magnetic lock is simplified.
The present invention is not limited to the above-mentioned preferred embodiments, and any structural changes made under the teaching of the present invention shall fall within the scope of the present invention, which is similar or similar to the technical solutions of the present invention.

Claims (10)

1. A credit granting method of a magnetic lock is characterized by comprising the following steps:
setting trusted user sign information for unlocking, and storing an identifier of each trusted user;
a user triggers a starting device to send an unlocking request, and a receiving device responds to the unlocking request;
the receiving device receives unlocking information of a user to obtain a first matching result;
the receiving device collects the physical signs of the user to obtain a second matching result;
the verification device compares the first matching result with manually preset correct unlocking information and verifies the second matching result with the trusted user sign information;
if one or all of the first matching result and the second matching result are failed to match, the first magnet of the door frame and the second magnet of the door lock keep in an adsorption door closing state;
if the first matching result and the second matching result are both matched successfully, the user sign information used in the verification is recorded, the door lock is trusted, and the first magnet and the second magnet are electrified reversely to unlock and open the door.
2. A method of granting credit to a magnetic lock according to claim 1, wherein the unlocking information comprises at least one of:
the password is a code that is used to encrypt the password,
an IC card;
the user sign information comprises at least one of the following:
a fingerprint;
a palm print;
fingerprint printing;
printing finger joints;
a vein pattern;
a retinal pattern;
an iris mode;
ear canal mode.
3. The method for granting credit to a magnetic lock according to claim 1, wherein the starting device switches the operation mode according to time, and respectively enters:
the protection state is strong, the working current is increased, the attraction force of the first magnet and the second magnet reaches a strong protection threshold value, and after the credit fails, the hand cannot push the door manually;
and in the dormant state, the working current is reduced, the attraction force of the first magnet and the second magnet is reduced to the dormant threshold value, and the human hand overcomes the attraction force and pushes the door into the door without verification.
4. The system of claim 1, wherein the temporary authorization information of the verification device is manually modified by the user for the user who is not authorized, the temporary authorization information is valid within a specified time period, the user who is not authorized inputs the temporary authorization information through the receiving device to unlock, and the recording device records the physical sign information of the user who unlocks this time.
5. A credit granting system of a magnetic lock, comprising:
the door frame is communicated with the anode of the power supply and is provided with a first magnet;
the door lock is arranged on the door, provided with a second magnet and communicated with the cathode of a power supply, the door lock and the door frame keep attraction when being normally electrified, and the door lock and the door frame are tightly closed;
the storage device is used for storing corresponding user identification for the informed user sign information;
the starting device is used for sending an unlocking request and issuing an unlocking prompt;
the receiving device is used for responding to the unlocking request of the starting device, receiving unlocking information of the user and acquiring sign information of the user;
the verification device is used for verifying whether the unlocking information received by the receiving device is matched with correct unlocking information or not and whether the user sign information is matched with the trusted user sign information or not;
the recording device is used for recording the user physical sign information used by the unlocking or the user identification corresponding to the user physical sign information;
the power supply system comprises an online power supply and a storage battery, wherein the online power supply is powered off, and the storage battery enters a working state.
6. The system of claim 5, further comprising an adjustment device, wherein the adjustment device is configured to power down the entire system, stop operation, and unlock the door lock and the door frame during a user-specified time period.
7. The system of claim 5, further comprising an intensity adjustment device, wherein a user adjusts the magnitude of the current flowing through the door frame and the door lock to a predetermined magnetic attraction threshold.
8. The system of claim 5, wherein the verification device comprises a temporary authorization unit for modifying the correct unlocking information, and after a manually specified time period, the correct unlocking information is returned to the information before modification.
9. The system of claim 5, further comprising an information modifying device for modifying or deleting the sign information and the user identifier of the trusted user according to a user command.
10. The credit granting system of magnetic lock of claim 5, wherein the inside of said door lock is provided with a pass switch, and a user in the door presses said pass switch, and said first magnet and said second magnet are reversely energized to unlock the door.
CN202010073891.9A 2020-01-22 2020-01-22 Credit granting method and credit granting system for magnetic lock Active CN111270911B (en)

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Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0564668A1 (en) * 1992-04-04 1993-10-13 DR. ALFRED RISTOW GmbH & CO. Dogging element
FR2693759A1 (en) * 1992-07-17 1994-01-21 Aubin Philippe Security door to control access to building - uses electromagnetic locks facing frame of outward opening door that has handle that detaches under force less than force of locks
JP2003343128A (en) * 2002-05-27 2003-12-03 Shibutani:Kk Lock device of door
CN1570527A (en) * 2003-07-25 2005-01-26 乐金电子(天津)电器有限公司 Refrigerator door switching arrangement by utilizing solenoid
CN2782866Y (en) * 2005-01-25 2006-05-24 秦子义 Magnetic lock
CN2830596Y (en) * 2005-11-01 2006-10-25 淄博微联电子有限公司 Electromagnetic, permanent-magnet combined unlocking gear
CN203008569U (en) * 2013-01-15 2013-06-19 天津展隆科技发展有限公司 Energy-saving magnetic lock
US9062482B2 (en) * 2012-12-07 2015-06-23 Li-Shih Liao Electromagnetic doorlock with shock detection and power saving device
CN204990456U (en) * 2015-08-27 2016-01-20 广州博耐特信息科技有限公司 Intelligent entrance guard's ware and access control system
CN206119689U (en) * 2016-03-25 2017-04-26 安徽工程大学 Convenient community express delivery cabinet
CN206397381U (en) * 2016-11-28 2017-08-11 惠安宏诚机械有限公司 A kind of intelligent anti-theft door
CN107386811A (en) * 2016-05-17 2017-11-24 上海三意自动化控制工程有限公司 A kind of energy-saving control device of electromagnetic door lock
CN207583107U (en) * 2017-11-09 2018-07-06 新疆巨盛龙环保设备有限公司 A kind of magnetic key operated lock door control system
CN208014038U (en) * 2018-02-09 2018-10-26 李彦廷 Energy saving access control system
CN108915402A (en) * 2018-07-27 2018-11-30 郑州坤博科技有限公司 A kind of Fingerprint Lock of double verification
CN110121710A (en) * 2016-11-16 2019-08-13 梅尔·戈兰 System, method and software for user authentication

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0564668A1 (en) * 1992-04-04 1993-10-13 DR. ALFRED RISTOW GmbH & CO. Dogging element
FR2693759A1 (en) * 1992-07-17 1994-01-21 Aubin Philippe Security door to control access to building - uses electromagnetic locks facing frame of outward opening door that has handle that detaches under force less than force of locks
JP2003343128A (en) * 2002-05-27 2003-12-03 Shibutani:Kk Lock device of door
CN1570527A (en) * 2003-07-25 2005-01-26 乐金电子(天津)电器有限公司 Refrigerator door switching arrangement by utilizing solenoid
CN2782866Y (en) * 2005-01-25 2006-05-24 秦子义 Magnetic lock
CN2830596Y (en) * 2005-11-01 2006-10-25 淄博微联电子有限公司 Electromagnetic, permanent-magnet combined unlocking gear
US9062482B2 (en) * 2012-12-07 2015-06-23 Li-Shih Liao Electromagnetic doorlock with shock detection and power saving device
CN203008569U (en) * 2013-01-15 2013-06-19 天津展隆科技发展有限公司 Energy-saving magnetic lock
CN204990456U (en) * 2015-08-27 2016-01-20 广州博耐特信息科技有限公司 Intelligent entrance guard's ware and access control system
CN206119689U (en) * 2016-03-25 2017-04-26 安徽工程大学 Convenient community express delivery cabinet
CN107386811A (en) * 2016-05-17 2017-11-24 上海三意自动化控制工程有限公司 A kind of energy-saving control device of electromagnetic door lock
CN110121710A (en) * 2016-11-16 2019-08-13 梅尔·戈兰 System, method and software for user authentication
CN206397381U (en) * 2016-11-28 2017-08-11 惠安宏诚机械有限公司 A kind of intelligent anti-theft door
CN207583107U (en) * 2017-11-09 2018-07-06 新疆巨盛龙环保设备有限公司 A kind of magnetic key operated lock door control system
CN208014038U (en) * 2018-02-09 2018-10-26 李彦廷 Energy saving access control system
CN108915402A (en) * 2018-07-27 2018-11-30 郑州坤博科技有限公司 A kind of Fingerprint Lock of double verification

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