CN113700390A - Fingerprint lock with protection structure and control system thereof - Google Patents

Fingerprint lock with protection structure and control system thereof Download PDF

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Publication number
CN113700390A
CN113700390A CN202011165774.1A CN202011165774A CN113700390A CN 113700390 A CN113700390 A CN 113700390A CN 202011165774 A CN202011165774 A CN 202011165774A CN 113700390 A CN113700390 A CN 113700390A
Authority
CN
China
Prior art keywords
electronic lock
fingerprint
lock
base
module
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.)
Pending
Application number
CN202011165774.1A
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Chinese (zh)
Inventor
李广西
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.)
Lianyungang Zhinuo Intelligent Material Union Co ltd
Original Assignee
Lianyungang Zhinuo Intelligent Material Union Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lianyungang Zhinuo Intelligent Material Union Co ltd filed Critical Lianyungang Zhinuo Intelligent Material Union Co ltd
Priority to CN202011165774.1A priority Critical patent/CN113700390A/en
Publication of CN113700390A publication Critical patent/CN113700390A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00Accessories in connection with locks
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00Accessories in connection with locks
    • E05B17/14Closures or guards for keyholes
    • E05B17/147Closures or guards for keyholes electrically-operated
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00Accessories in connection with locks
    • E05B17/14Closures or guards for keyholes
    • E05B17/18Closures or guards for keyholes shaped as lids or slides
    • E05B17/186Closures or guards for keyholes shaped as lids or slides sliding
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B45/00Alarm locks
    • E05B45/06Electric alarm locks
    • E05B45/061Electric alarm locks for combination 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

Abstract

The invention discloses a fingerprint lock with a protection structure, which comprises a storage battery and a processor which are fixedly arranged in a base, wherein a butt joint groove and a butt joint plug are arranged on the front surface of the base, a lock core is fixedly arranged on the back surface of the base, a connecting column is arranged on the back surface of an electronic lock body, a face identification probe is arranged at the top end of the electronic lock body, an electronic lock seat and a rotating base are respectively and fixedly arranged on the front surface of the electronic lock body from top to bottom, the electronic lock seat comprises a protection sliding cover, a key, a loudspeaker and a fingerprint module, and the rotating base is provided with a rotating handle. This fingerprint lock with protection architecture, simple structure is reasonable, the modern design, easy operation thereby realize through the thing networking that is equipped with 14 constitutions of treater with indoor intelligent terminal and user smart mobile phone signal connection to when the fingerprint lock suffers maliciously to use, in time with on-the-spot condition record and send to intelligent terminal on, so that the user is reminded to the very first time, has higher practical value.

Description

Fingerprint lock with protection structure and control system thereof
Technical Field
The invention relates to the technical field of fingerprint locks, in particular to a fingerprint lock with a protection structure and a control system thereof.
Background
The fingerprint lock is an intelligent lock, and is a perfect crystal of computer information technology, electronic technology, mechanical technology and modern hardware technology. The characteristics of fingerprints become the most important evidence for identity identification and are widely applied to the fields of public security criminal investigation and judicial law. The fingerprint authentication has the characteristics of convenience, rapidness, accuracy and the like. With the popularization of science and technology and the development of smart homes, more and more people also start to select fingerprint locks.
Most of existing fingerprint locks are only provided with a fingerprint unlocking function, so that convenience is brought to users for opening doors without keys, the fingerprint locks are single in function, the attraction rate to the users is low, the existing fingerprint locks lack of a protection structure, and when the existing fingerprint locks are violently disassembled by thieves, the existing fingerprint locks often cannot play any role and are directly damaged, so that property loss and fingerprint locks are damaged. Therefore, the fingerprint lock with the protection structure and the control system thereof are provided.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a fingerprint lock with a protection structure, which comprises a base, wherein a storage battery and a processor are fixedly arranged in the base, a butt joint groove and a butt joint plug are arranged on the front surface of the base, and a lock cylinder is fixedly arranged on the back surface of the base;
the electronic lock comprises an electronic lock body, wherein a connecting column is arranged on the back surface of the electronic lock body, a face recognition probe is arranged at the top end of the electronic lock body, an electronic lock seat and a rotating base are fixedly arranged on the front surface of the electronic lock body from top to bottom respectively, the electronic lock seat comprises a protective sliding cover, a key, a horn and a fingerprint module, the rotating base is provided with a rotating handle, and a key opening charging opening is arranged at the bottom end of the electronic lock body.
As a preferred technical scheme of the invention, the base is fixedly embedded and installed in the inner wall of the anti-theft door, the lock cylinder is provided with a lock column which penetrates through the side wall of the anti-theft door to be fixedly connected with the lock groove on the door frame, and the sectional grooves are symmetrically and fixedly installed at four corners of the front surface of the base by four groups.
As a preferred technical scheme of the present invention, the four connection columns are symmetrically and fixedly installed at four corners of the back of the electronic lock body and are fixedly connected to the docking slot, and the docking plug is internally provided with a plurality of sets of electronic pins and is connected to the back interface wires of the electronic lock body.
As a preferred technical solution of the present invention, a micro linear guide motor is disposed on a side wall of the electronic lock base, the protective sliding cover is mounted on a surface of the electronic lock base through the micro linear guide motor in a clamping manner, the key is a touch key and is fixedly mounted on a top of a front surface of the electronic lock base, and the speaker and the fingerprint module are respectively mounted on a bottom of the front surface of the electronic lock base in an embedded manner.
As a preferred technical scheme of the invention, a rotating motor and a connecting shaft are arranged in the rotating base, the bottom of the rotating handle is clamped and installed on the front face of the rotating base and is in transmission connection with the rotating motor in the rotating base, a transmission roller set is arranged at the bottom of the rotating handle and is in transmission connection with the connecting shaft, and the connecting shaft penetrates through the base and is in transmission connection with the lock cylinder and the handle in the anti-theft door chamber.
As a preferred technical scheme of the present invention, the key port and the charging port are installed side by side at the bottom end of the electronic lock body, and the surface thereof is protected by a sliding sleeve, and the face recognition probe is designed to be hidden and installed at the top end of the electronic lock body in an embedded manner.
As a preferable technical solution of the present invention, the storage battery is connected to the charging port, the processor and the electronic lock body by wires, and the processor is internally provided with a wireless module, a data storage module and a control module.
The invention relates to a preferable technical scheme, which comprises a processor, a data storage module, a wireless module, a control module, a storage battery, a face recognition probe, a fingerprint module, a key, a rotary base, a loudspeaker, a lock cylinder and a micro linear guide motor, wherein the processor, the data storage module, the wireless module and the control module form a data processing layer together, the processor, the face recognition probe, the fingerprint module and the key form a data acquisition layer together through the data storage module, and the processor, the rotary base, the loudspeaker, the lock cylinder and the micro linear guide motor form an application layer together through the control module.
According to a preferable technical scheme of the invention, the storage battery is in electric wire connection with the processor, the processor is in electric wire connection with the face recognition probe fingerprint module and the keys through the data storage module, the processor processes data collected by the face recognition probe fingerprint module and the keys through the data storage module, the processor drives the rotary base, the loudspeaker, the lock cylinder and the micro linear guide rail motor to operate through the control module according to the processed data, and the processor is in signal connection with the indoor intelligent terminal and the cloud equipment through the wireless module.
The invention has the beneficial effects that: this fingerprint lock with protection architecture, it is convenient for realize fingerprint lock and indoor intelligent high in the clouds signal connection to be provided with the thing networking, thereby cooperation facial identification probe tentatively detects person's facial information of unblanking, whether have the authority through the treater identification detection, thereby whether open electronic lock seat and rotatory handle according to the miniature linear guide motor of condition control, thereby increase the extra protection architecture of fingerprint lock, avoid traditional fingerprint lock to expose and be pressed by stranger mistake or maliciously damage outward, and be convenient for suffer maliciously when using according to the fingerprint lock through being equipped with the thing networking, thereby in time upload user's smart mobile phone etc. with the on-the-spot condition record, and the fingerprint lock will send the thorn ear alarm through loudspeaker, moreover, the steam generator is simple in structure reasonable, and is novel in design, and easy operation, and has higher practical value.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a perspective view of a fingerprint lock of the present invention with a protective structure;
FIG. 2 is a top view of an electronic lock base of a fingerprint lock with a protection structure according to the present invention;
FIG. 3 is a side view of a fingerprint lock of the present invention with a protective structure;
FIG. 4 is a bottom side view of a fingerprint lock of the present invention with a protective structure;
fig. 5 is a block diagram of a fingerprint lock with a protection structure according to the present invention.
In the figure: 1. a base; 2. an electronic lock body; 3. rotating the base; 4. rotating the handle; 5. a protective sliding cover; 6. a face recognition probe; 7. a butt joint groove; 8. an electronic lock base; 9. a fingerprint module; 10. a horn; 11. pressing a key; 12. connecting columns; 13. a micro linear guide rail motor; 14. a processor; 15. butting a plug; 16. a storage battery; 17. a key hole; 18. a charging port; 19. a sliding sleeve; 20. and (4) a lock core.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-5, the fingerprint lock with a protection structure of the present invention comprises a base 1, a storage battery 16 and a processor 14 are fixedly installed inside the base 1, a docking slot 7 and a docking plug 15 are installed on the front surface of the base 1, and a lock core 20 is fixedly installed on the back surface of the base 1;
the electronic lock comprises an electronic lock body 2, wherein a connecting column 12 is arranged on the back of the electronic lock body 2, a face recognition probe 6 is arranged at the top end of the electronic lock body 2, an electronic lock seat 8 and a rotating base 3 are respectively and fixedly arranged on the front side of the electronic lock body 2 from top to bottom, the electronic lock seat 8 comprises a protective sliding cover 5, a key 11, a horn 10 and a fingerprint module 9, the rotating base 3 is provided with a rotating handle 4, and a key port 17 and a charging port 18 are arranged at the bottom end of the electronic lock body 2.
Wherein, base 1 is fixed to inlay to be established and is installed in the burglary-resisting door inner wall, and lock core 20 is provided with the lock post and runs through the lockgroove fixed connection on burglary-resisting door lateral wall and the doorframe, and festival groove 7 is through being provided with four groups and symmetry fixed mounting in the front four corners of base 1.
The connecting columns 12 are symmetrically and fixedly installed at four corners of the back of the electronic lock body 2 and fixedly connected with the butt joint grooves 7 through four groups of connecting columns, and a plurality of groups of electronic pins are arranged inside the butt joint plug 15 and are connected with interface wires on the back of the electronic lock body 2.
The side wall of the electronic lock base 8 is provided with a micro linear guide motor 13, the protective sliding cover 5 is clamped and installed on the surface of the electronic lock base 8 through the micro linear guide motor 13, the key 11 is a touch key and is fixedly installed on the top of the front of the electronic lock base 8, and the horn 10 and the fingerprint module 9 are respectively embedded and installed at the bottom of the front of the electronic lock base 8.
Wherein, rotating motor and connecting axle are provided with to rotating base 3's inside, and the bottom block of rotatory handle 4 is installed in rotating base 3's front and is connected rather than the transmission of inside rotation motor, and the bottom of rotatory handle 4 is provided with the drive roller group and is connected with the connecting axle transmission, and the connecting axle runs through base 1 and lock core and the indoor handle transmission of burglary-resisting door and is connected.
Wherein, the key port 17 and the charging port 18 are arranged side by side at the bottom of the electronic lock body 2 and the surface is provided with a sliding sleeve 19 for protection, and the face recognition probe 6 is embedded for the hidden structural design and is arranged at the top of the electronic lock body 2.
The storage battery 16 is connected with the charging port 18, the processor 14 and the electronic lock body 2 through wires, and the processor 14 is internally provided with a wireless module, a data storage module and a control module.
Wherein, including treater 14, data storage module, wireless module, control module, battery 16, facial recognition probe 6, fingerprint module 9, button 11, rotating base 3, loudspeaker 10, lock core 20 and miniature linear guide motor 13, treater 14 and data storage module, wireless module and control module constitute the data processing layer jointly, treater 14 constitutes the data acquisition layer jointly through data storage module and facial recognition probe 6 fingerprint module 9 and button 11, treater 14 passes through control module and rotating base 3, loudspeaker 10, lock core 20 and miniature linear guide motor 13 constitute the application layer jointly.
Wherein, the connection of electric lines between battery 16 and the treater 14, the connection of electric lines between treater 14 passes through data storage module and the 6 fingerprint module of facial recognition probe 9 and the button 11, treater 14 handles the data of the 6 fingerprint module of facial recognition probe 9 and button 11 collection through data storage module, treater 14 passes through control module according to the data after handling and drives rotating base 3, loudspeaker 10, lock core 20 and the function of miniature linear guide motor 13, treater 14 passes through wireless module and indoor intelligent terminal and cloud end equipment signal connection.
The working principle is as follows: during the use, through 2 two sets of split type structural design of base 1 and electronic lock body, base 1 inlays to establish and installs inside avoiding being destroyed at the burglary-resisting door, through being equipped with 16 fingerprint locks of battery power supplies alone, thereby realize and indoor intelligent terminal and user's smart mobile phone signal connection through the thing networking that is equipped with 14 constitutions of treater, thereby when the fingerprint lock suffers malicious use, in time with the site conditions record and send to on the intelligent terminal, so that the user is reminded to the very first time.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A fingerprint lock with a protective structure, comprising:
the device comprises a base (1), wherein a storage battery (16) and a processor (14) are fixedly installed in the base (1), a butt joint groove (7) and a butt joint plug (15) are installed on the front surface of the base (1), and a lock cylinder (20) is fixedly installed on the back surface of the base (1);
electronic lock body (2), the back of electronic lock body (2) is provided with spliced pole (12), facial recognition probe (6) are installed on the top of electronic lock body (2), the front from the top down of electronic lock body (2) respectively fixed mounting have electronic lock seat (8) and rotating base (3), electronic lock seat (8) include protection sliding closure (5), button (11), loudspeaker (10) and fingerprint module (9), rotating base (3) are provided with rotatory handle (4), key mouth (17) charging mouth (18) are installed to the bottom of electronic lock body (2).
2. The fingerprint lock with the protection structure of claim 1, wherein:
the anti-theft door is characterized in that the base (1) is fixedly embedded and installed in the inner wall of the anti-theft door, the lock cylinder (20) is provided with a lock column which penetrates through the side wall of the anti-theft door and is fixedly connected with a lock groove in the door frame, and the butt joint grooves (7) are symmetrically and fixedly installed at four corners of the front side of the base (1) through four groups.
3. The fingerprint lock with the protection structure of claim 1, wherein:
spliced pole (12) through be provided with four groups and symmetry fixed mounting in the back four corners of electronic lock body (2) and with butt joint groove (7) fixed connection, the inside of butt joint plug (15) is provided with a plurality of groups electron pin and with the back interface connection of electric lines of electronic lock body (2).
4. The fingerprint lock with the protection structure of claim 1, wherein:
the utility model discloses a novel electronic lock, including electronic lock seat (8), protection sliding closure (5), button (11), loudspeaker (10) and fingerprint module (9), the lateral wall of electronic lock seat (8) is provided with miniature linear guide motor (13), the surface at electronic lock seat (8) is installed through miniature linear guide motor (13) block in protection sliding closure (5), button (11) are touch button and fixed mounting at the front top of electronic lock seat (8), inlay respectively to establish the front bottom of installing at electronic lock seat (8).
5. The fingerprint lock with the protection structure of claim 1, wherein:
the inside of rotating base (3) is provided with rotation motor and connecting axle, the bottom block of rotatory handle (4) is installed in the front of rotating base (3) and is connected rather than the transmission of inside rotation motor, the bottom of rotatory handle (4) is provided with the drive roller group and is connected with the connecting axle transmission, the connecting axle runs through base (1) and lock core and the indoor handle transmission of burglary-resisting door and is connected.
6. The fingerprint lock with the protection structure of claim 1, wherein:
the key port (17) and the charging port (18) are arranged at the bottom end of the electronic lock body (2) side by side, the surface of the electronic lock body is protected by a sliding sleeve (19), and the face recognition probe (6) is embedded at the top end of the electronic lock body (2) for a hidden structure design.
7. The fingerprint lock with the protection structure of claim 1, wherein:
the storage battery (16) is connected with the charging port (18), the processor (14) and the electronic lock body (2) through electric wires, and a wireless module, a data storage module and a control module are arranged in the processor (14).
8. A fingerprint lock with a protection structure and a control system thereof, wherein the fingerprint lock with the protection structure of the above claims 1-7 is characterized in that:
including treater (14), data storage module, wireless module, control module, battery (16), facial recognition probe (6), fingerprint module (9), button (11), rotating base (3), loudspeaker (10), lock core (20) and miniature linear guide motor (13), treater (14) and data storage module, wireless module and control module constitute the data processing layer jointly, treater (14) constitute the data acquisition layer jointly through data storage module and facial recognition probe (6) fingerprint module (9) and button (11), treater (14) constitute the application layer jointly through control module and rotating base (3), loudspeaker (10), lock core (20) and miniature linear guide motor (13).
9. A fingerprint lock with a protection structure and a control system thereof, wherein the fingerprint lock with the protection structure of the above claims 1-7 is characterized in that:
electric wire connection between battery (16) and treater (14), electric wire connection between treater (14) through data storage module and facial recognition probe (6) fingerprint module (9) and button (11), data that treater (14) were gathered facial recognition probe (6) fingerprint module (9) and button (11) through data storage module are handled, treater (14) pass through control module according to the data after handling and drive rotating base (3), loudspeaker (10), lock core (20) and miniature linear guide motor (13) function, treater (14) pass through wireless module and indoor intelligent terminal and high in the clouds equipment signal connection.
CN202011165774.1A 2020-10-27 2020-10-27 Fingerprint lock with protection structure and control system thereof Pending CN113700390A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011165774.1A CN113700390A (en) 2020-10-27 2020-10-27 Fingerprint lock with protection structure and control system thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011165774.1A CN113700390A (en) 2020-10-27 2020-10-27 Fingerprint lock with protection structure and control system thereof

Publications (1)

Publication Number Publication Date
CN113700390A true CN113700390A (en) 2021-11-26

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Application Number Title Priority Date Filing Date
CN202011165774.1A Pending CN113700390A (en) 2020-10-27 2020-10-27 Fingerprint lock with protection structure and control system thereof

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3056638A1 (en) * 2015-02-13 2016-08-17 Sargent Manufacturing Company Method of monitoring a lock providing a par of latch position sensors and a corresponding lock system
CN107401332A (en) * 2017-06-27 2017-11-28 安徽工程大学 A kind of rotating mechanism for quickly opening the door
CN107707505A (en) * 2016-08-08 2018-02-16 福建省光速达物联网科技股份有限公司 The long-range control method and system of a kind of Fingerprint Lock and video camera
CN209538897U (en) * 2018-12-25 2019-10-25 贵州金指纹科技有限公司 A kind of electronic lock
CN210006112U (en) * 2019-07-30 2020-01-31 深圳市旗扬特种装备技术工程有限公司 kinds of intelligent lock with iris recognition function
CN211572960U (en) * 2020-01-21 2020-09-25 天津赛金新能源科技发展有限公司 Intelligent lock with sliding cover structure
CN216406450U (en) * 2020-10-27 2022-04-29 连云港指诺智能物联有限公司 Fingerprint lock with protection architecture

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3056638A1 (en) * 2015-02-13 2016-08-17 Sargent Manufacturing Company Method of monitoring a lock providing a par of latch position sensors and a corresponding lock system
CN107707505A (en) * 2016-08-08 2018-02-16 福建省光速达物联网科技股份有限公司 The long-range control method and system of a kind of Fingerprint Lock and video camera
CN107401332A (en) * 2017-06-27 2017-11-28 安徽工程大学 A kind of rotating mechanism for quickly opening the door
CN209538897U (en) * 2018-12-25 2019-10-25 贵州金指纹科技有限公司 A kind of electronic lock
CN210006112U (en) * 2019-07-30 2020-01-31 深圳市旗扬特种装备技术工程有限公司 kinds of intelligent lock with iris recognition function
CN211572960U (en) * 2020-01-21 2020-09-25 天津赛金新能源科技发展有限公司 Intelligent lock with sliding cover structure
CN216406450U (en) * 2020-10-27 2022-04-29 连云港指诺智能物联有限公司 Fingerprint lock with protection architecture

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