CN114382353A - Multifunctional intelligent lock - Google Patents

Multifunctional intelligent lock Download PDF

Info

Publication number
CN114382353A
CN114382353A CN202210047652.5A CN202210047652A CN114382353A CN 114382353 A CN114382353 A CN 114382353A CN 202210047652 A CN202210047652 A CN 202210047652A CN 114382353 A CN114382353 A CN 114382353A
Authority
CN
China
Prior art keywords
locking
lock
spring
sliding
lock body
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
CN202210047652.5A
Other languages
Chinese (zh)
Inventor
姚海燕
周彤
林超
高帆
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.)
Beijing Borui Xianglun Technology Development Co Ltd
Original Assignee
Beijing Borui Xianglun Technology Development 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 Beijing Borui Xianglun Technology Development Co Ltd filed Critical Beijing Borui Xianglun Technology Development Co Ltd
Priority to CN202210047652.5A priority Critical patent/CN114382353A/en
Publication of CN114382353A publication Critical patent/CN114382353A/en
Pending legal-status Critical Current

Links

Images

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
    • E05B15/00Other details of locks; Parts for engagement by bolts of fastening devices
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention relates to the technical field of intelligent locks, in particular to a multifunctional intelligent lock, which is convenient for protecting a password key by arranging a protective cover and a locking mechanism, avoiding the password key from being exposed outside for a long time and being shielded by dust, and simultaneously being convenient for rapidly controlling the opening and closing of the protective cover, thereby improving the use practicability; including the lock body, the lock handle, the password button, the spring spout, the spring uncaps, protective cover and two sets of locking mechanism, the rotation of lock handle is installed on the lock body, be provided with the password button on the lock body, the symmetry is provided with two sets of spring spouts on the password button, equal fixed mounting has a set of spring of uncapping in every group spring spout, protective cover slidable mounting is on the lock body, and be provided with the sliding pressing strip on the protective cover, the sliding pressing strip bottom pastes tightly with uncapping spring top, two sets of locking mechanism symmetries are installed in the lock body, locking mechanism includes locking spring, the locking fixture block, the slope guide surface, the connecting block, the transfer line, depression bar and locking fixture block.

Description

Multifunctional intelligent lock
Technical Field
The invention relates to the technical field of intelligent locks, in particular to a multifunctional intelligent lock.
Background
The intelligent lock is different from a traditional mechanical lock, and is a lock which is more intelligent in the aspects of user identification, safety and manageability, the intelligent lock is an execution part for locking a door in an access control system, an electronic lock cannot be called as the intelligent lock, and the intelligent lock intelligently embodies that whether the mobile phone is linked and operated is indicated.
Current intelligent lock all can be equipped with the key hole and cooperate the use with the fingerprint lock, and the sliding closure of intelligent jam plate usually does not have the lock effect of dying, and is not hard up easily, and whole journey need be with holding the sliding closure with the hand when using to the sliding closure also can be opened because of external force influence accident when the lid dress, leads to using the practicality relatively poor.
Disclosure of Invention
In order to solve the technical problems, the invention provides the multifunctional intelligent lock which is convenient for protecting the password keys, preventing the password keys from being exposed outside for a long time and being shielded by dust, and simultaneously is convenient for rapidly controlling the opening and closing of the protective cover and improving the use practicability by arranging the protective cover and the locking mechanism.
The invention discloses a multifunctional intelligent lock, which comprises a lock body, a lock handle, a password button, spring chutes, an uncovering spring, a protective cover and two sets of locking mechanisms, wherein the lock handle is rotatably arranged on the lock body, the password button is symmetrically provided with two sets of spring chutes, one set of uncovering spring is fixedly arranged in each set of spring chute, the protective cover is slidably arranged on the lock body, the protective cover is provided with a sliding pressing strip, the bottom end of the sliding pressing strip is tightly attached to the top end of the uncovering spring, the two sets of locking mechanisms are symmetrically arranged in the lock body, the locking mechanisms comprise locking springs, locking clamping blocks, inclined guide surfaces, connecting blocks, transmission rods, pressing rods and locking clamping blocks, two sets of empty grooves are arranged in the lock body, the locking springs are fixedly arranged in the empty grooves, and the tail ends of the locking clamping blocks are connected with the outer ends of the locking springs, the locking clamping block is arranged in the empty groove in a sliding mode, an inclined guide face is arranged on the locking clamping block, the connecting block is fixedly connected with the side end of the inclined guide face, the transmission rod is fixedly connected with the connecting block, the pressing rod is fixedly connected with the outer end of the transmission rod, two groups of locking clamping blocks are symmetrically and fixedly mounted at the bottom end of the protective cover, locking clamping ports are arranged on the locking clamping blocks, and clamping block inserting grooves are formed in the empty groove.
The multifunctional intelligent lock further comprises guide rails, two groups of guide rails are symmetrically arranged on the left side and the right side of the lock body, two groups of guide sliding strips are symmetrically arranged at two side ends of the password key, and the guide sliding strips are slidably arranged in the guide rails.
The multifunctional intelligent lock further comprises pressing blocks, and two groups of pressing blocks are symmetrically and fixedly mounted at the left end and the right end of the protective cover.
The multifunctional intelligent lock further comprises an anti-skid foot pad, and the anti-skid foot pad is fixedly adhered to the pressing block.
The multifunctional intelligent lock further comprises a lock cylinder, a fingerprint collector mounting seat and a fingerprint collector, wherein the lock cylinder is fixedly mounted on the lower side of the front end of the lock body, the fingerprint collector mounting seat is fixedly mounted on the lock body, and the fingerprint collector is arranged on the fingerprint collector mounting seat.
The multifunctional intelligent lock further comprises sliding cover sliding grooves, sliding covers and sliding cover sliding blocks, wherein two groups of sliding cover sliding grooves are symmetrically arranged on the lock body, two groups of sliding cover sliding blocks are symmetrically and fixedly arranged on the right sides of the upper end and the lower end of each sliding cover, and the sliding cover sliding blocks are slidably arranged in the sliding cover sliding grooves.
The multifunctional intelligent lock further comprises a limiting blocking block, and the limiting blocking block is fixedly installed on the lower side of the right end of the lock body.
The multifunctional intelligent lock further comprises a shifting block, and the shifting block is fixedly arranged on the right side of the front end of the sliding cover.
Compared with the prior art, the invention has the beneficial effects that: pressing the protecting cover downwards, sliding the protecting cover along the lock body, compressing the cover opening spring downwards by the sliding pressing bar, pressing the locking fixture block to slide inwards until the bottom end of the locking fixture block is tightly attached to the top end of the inclined guide surface, starting to compress the locking spring by the locking fixture block, sliding the protecting cover to the lowest point, moving the locking bayonet to the end of the locking fixture block, pushing the locking fixture block to slide outwards under the elastic force of the locking spring, inserting the locking fixture block into the locking bayonet, clamping the locking fixture block in the locking mechanism, covering the protecting cover at the front end of the cipher key, pressing the pressing rod when the cipher key is needed, driving the locking fixture block to compress the locking spring by the pressing rod through the connecting block and the driving rod, extracting the locking fixture block from the locking bayonet, and ejecting the protecting cover upwards rapidly under the elastic force of the cover opening spring, make the password button expose, through setting up protective cover and locking mechanism, be convenient for protect the password button, avoid the password button to expose for a long time and be covered by the dust, the swift control protective cover of being convenient for opens and shuts simultaneously improves the practicality of use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 2;
FIG. 4 is a schematic top view of the locking mechanism;
FIG. 5 is an enlarged view of the portion B of FIG. 1;
in the drawings, the reference numbers: 1. a lock body; 2. a lock handle; 3. a password key; 4. a spring chute; 5. a cover opening spring; 6. a protective cover; 7. a locking spring; 8. locking the fixture block; 9. an inclined guide surface; 10. connecting blocks; 11. a transmission rod; 12. a pressure lever; 13. locking the fixture block; 14. locking the bayonet; 15. a clamping block slot; 16. a guide rail; 17. a pressing block; 18. anti-skid foot pads; 19. a lock cylinder; 20. a fingerprint collector mounting seat; 21. a fingerprint collector; 22. a sliding cover chute; 23. a sliding cover; 24. a sliding cover slider; 25. a limiting plugging block; 26. and (5) shifting blocks.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 to 5, the multifunctional intelligent lock of the present invention comprises a lock body 1, a lock handle 2, a password key 3, spring chutes 4, a cover opening spring 5, a protective cover 6 and two sets of locking mechanisms, wherein the lock handle 2 is rotatably mounted on the lock body 1, the password key 3 is arranged on the lock body 1, the password key 3 is symmetrically provided with two sets of spring chutes 4, a set of cover opening spring 5 is fixedly mounted in each set of spring chute 4, the protective cover 6 is slidably mounted on the lock body 1, the protective cover 6 is provided with a sliding pressing bar, the bottom end of the sliding pressing bar is tightly attached to the top end of the cover opening spring 5, the two sets of locking mechanisms are symmetrically mounted in the lock body 1, the locking mechanisms comprise a locking spring 7, a locking fixture block 8, an inclined guide surface 9, a connecting block 10, a transmission rod 11, a pressing rod 12 and a locking fixture block 13, two sets of empty slots are arranged in the lock body 1, the locking spring 7 is fixedly installed in a hollow groove, the tail end of the locking fixture block 8 is connected with the outer end of the locking spring 7, the locking fixture block 8 is slidably arranged in the hollow groove, an inclined guide surface 9 is arranged on the locking fixture block 8, the connecting block 10 is fixedly connected with the side end of the inclined guide surface 9, the transmission rod 11 is fixedly connected with the connecting block 10, the compression rod 12 is fixedly connected with the outer end of the transmission rod 11, two groups of locking fixture blocks 13 are symmetrically and fixedly installed at the bottom end of the protective cover 6, locking bayonets 14 are arranged on the locking fixture blocks 13, and fixture block slots 15 are formed in the hollow groove; pressing the protecting cover 6 downwards, then sliding the protecting cover 6 along the lock body 1, simultaneously compressing the cover opening spring 5 downwards by the sliding pressing bar, then pressing the locking fixture block 8 to slide inwards until the bottom end of the locking fixture block 13 is tightly attached to the top end of the inclined guide surface 9, then starting to compress the locking spring 7 by the locking fixture block 8, then sliding the protecting cover 6 to the lowest point, then moving the locking bayonet 14 to the end part of the locking fixture block 8, then pushing the locking fixture block 8 to slide outwards under the elastic force of the locking spring 7, then inserting the locking fixture block 8 into the locking bayonet 14, clamping the locking fixture block 13 in the locking mechanism, further covering the protecting cover 6 at the front end of the password key 3, pressing the pressing rod 12 when the password key 3 is needed, then driving the locking fixture block 8 to compress the locking spring 7 by the pressing rod 12 through the connecting block 10 and the driving rod 11, and pulling the locking fixture block 8 out from the locking bayonet 14, then make protective cover 6 upwards launch fast under the spring action of spring 5 that uncaps, make password button 3 expose, through setting up protective cover 6 and locking mechanism, be convenient for protect password button 3, avoid password button 3 to expose for a long time and be covered by the dust, the swift control protective cover 6 of being convenient for opens and shuts simultaneously, improves the practicality of use.
The multifunctional intelligent lock further comprises guide rails 16, two groups of guide rails 16 are symmetrically arranged on the left side and the right side of the lock body 1, two groups of guide sliding strips are symmetrically arranged on two side ends of the password key 3, and the guide sliding strips are slidably arranged in the guide rails 16; through leading draw runner and 16 sliding fit of guided way, direction protective cover 6 slides from top to bottom, avoids protective cover 6 to slide from top to bottom in-process to take place the skew, improves stability in use.
The multifunctional intelligent lock further comprises pressing blocks 17, wherein two groups of pressing blocks 17 are symmetrically and fixedly installed at the left end and the right end of the protective cover 6; according to the briquetting 17 through setting up, when pushing down protective cover 6, directly press two fingers press according to briquetting 17 on can, avoid directly pressing protective cover 6 top and extrude user's finger, improve the practicality of use.
The multifunctional intelligent lock further comprises an anti-skid foot pad 18, wherein the anti-skid foot pad 18 is fixedly adhered to the pressing block 17; through setting up anti-skidding pad foot 18, increase the frictional force according to the briquetting 17 top, avoid pressing to move and press briquetting 17 in-process slippage phenomenon to appear, improve the stability in use.
The multifunctional intelligent lock further comprises a lock cylinder 19, a fingerprint collector mounting seat 20 and a fingerprint collector 21, wherein the lock cylinder 19 is fixedly mounted on the lower side of the front end of the lock body 1, the fingerprint collector mounting seat 20 is fixedly mounted on the lock body 1, and the fingerprint collector 21 is arranged on the fingerprint collector mounting seat 20; through setting up lock core 19 and fingerprint sampler 21, increase the intelligence lock mode of opening, make the user select the mode of opening lock according to self custom, reduce and use the limitation.
The multifunctional intelligent lock further comprises sliding cover sliding grooves 22, sliding covers 23 and sliding cover sliding blocks 24, wherein two groups of sliding cover sliding grooves 22 are symmetrically arranged on the lock body 1, two groups of sliding cover sliding blocks 24 are symmetrically and fixedly arranged on the right sides of the upper end and the lower end of each sliding cover 23, and the sliding cover sliding blocks 24 are slidably arranged in the sliding cover sliding grooves 22; through slidable mounting sliding cover 23, be convenient for seal protection lock core 19 and fingerprint sampler 21, avoid lock core 19 and fingerprint sampler 21 to be covered by the dirt and block up by the dust, improve stability in use.
The multifunctional intelligent lock further comprises a limiting blocking block 25, wherein the limiting blocking block 25 is fixedly arranged on the lower side of the right end of the lock body 1; through setting up spacing shutoff piece 25, restriction sliding closure 23 right side sliding stroke increases sliding closure 23 simultaneously and covers dress leakproofness, improves the practicality.
The multifunctional intelligent lock further comprises a shifting block 26, wherein the shifting block 26 is fixedly arranged on the right side of the front end of the sliding cover 23; through setting up shifting block 26, be convenient for stir and drive sliding closure 23 and slide, improve the convenience of use.
The invention relates to a multifunctional intelligent lock, which is characterized in that when in work, a protective cover 6 is pressed downwards, then the protective cover 6 slides along a lock body 1, a sliding pressing bar downwards compresses an uncovering spring 5, then the bottom end of a locking clamping block 13 is tightly attached to the top end of an inclined guide surface 9, the locking clamping block 8 is pressed to slide inwards, then the locking clamping block 8 starts to compress a locking spring 7, then the protective cover 6 slides downwards to the lowest point, then a locking bayonet 14 moves to the end part of the locking clamping block 8, then the locking clamping block 8 is pushed to slide outwards under the elastic force of the locking spring 7, then the locking clamping block 8 is inserted into the locking bayonet 14, the locking clamping block 13 is clamped in a locking mechanism, further the protective cover 6 is covered at the front end of a password key 3, when the password key 3 needs to be used, a press rod 12 is pressed, then the press rod 12 drives the locking clamping block 8 to compress the locking spring 7 through the connecting block 10 and a transmission rod 11, the locking fixture block 8 is pulled out from the locking bayonet 14, and then the protective cover 6 is quickly ejected upwards under the elastic force of the cover opening spring 5, so that the password key 3 is exposed.
The multifunctional intelligent lock disclosed by the invention is implemented in a common mechanical mode in an installation mode, a connection mode or a setting mode as long as the beneficial effects of the multifunctional intelligent lock are achieved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a multi-functional intelligent lock, a serial communication port, including lock body (1), lock handle (2), password button (3), spring chute (4), spring (5), protective cover (6) and two sets of locking mechanical system of uncapping, lock handle (2) are rotated and are installed on lock body (1), be provided with password button (3) on lock body (1), the symmetry is provided with two sets of spring chute (4) on password button (3), every group equal fixed mounting has a set of spring (5) of uncapping in spring chute (4), protective cover (6) slidable mounting is on lock body (1), and be provided with the slip layering on protective cover (6), slip layering bottom and uncapping spring (5) top are pasted tightly, two sets of locking mechanical system symmetry is installed in lock body (1), locking mechanical system includes locking spring (7) A locking fixture block (8), an inclined guide surface (9), a connecting block (10), a transmission rod (11), a pressure rod (12) and a locking fixture block (13), two groups of empty grooves are arranged in the lock body (1), the locking spring (7) is fixedly arranged in the empty grooves, the tail end of the locking clamping block (8) is connected with the outer end of the locking spring (7), the locking clamping block (8) is arranged in the empty groove in a sliding way, an inclined guide surface (9) is arranged on the locking clamping block (8), the connecting block (10) is fixedly connected with the side end of the inclined guide surface (9), the transmission rod (11) is fixedly connected with the connecting block (10), the pressure lever (12) is fixedly connected with the outer end of the transmission rod (11), two groups of locking clamping blocks (13) are symmetrically and fixedly arranged at the bottom end of the protective cover (6), and a locking bayonet (14) is arranged on the locking clamping block (13), and a clamping block slot (15) is arranged in the empty slot.
2. The multifunctional intelligent lock is characterized in that the multifunctional intelligent lock further comprises guide rails (16), two sets of guide rails (16) are symmetrically arranged on the left side and the right side of the lock body (1), two sets of guide sliding strips are symmetrically arranged on two side ends of the password key (3), and the guide sliding strips are slidably arranged in the guide rails (16).
3. The multifunctional intelligent lock as claimed in claim 1, further comprising two sets of pressing blocks (17) symmetrically and fixedly installed at the left and right ends of the protecting cover (6).
4. The multifunctional intelligent lock as claimed in claim 3, further comprising an anti-slip pad (18), wherein the anti-slip pad (18) is fixedly adhered to the pressing block (17).
5. The multifunctional intelligent lock is characterized by further comprising a lock cylinder (19), a fingerprint acquirer mounting seat (20) and a fingerprint acquirer (21), wherein the lock cylinder (19) is fixedly mounted on the lower side of the front end of the lock body (1), the fingerprint acquirer mounting seat (20) is fixedly mounted on the lock body (1), and the fingerprint acquirer (21) is arranged on the fingerprint acquirer mounting seat (20).
6. The multifunctional intelligent lock is characterized by further comprising a sliding cover sliding groove (22), a sliding cover (23) and sliding cover sliding blocks (24), wherein the lock body (1) is symmetrically provided with two groups of sliding cover sliding grooves (22), the right sides of the upper end and the lower end of the sliding cover (23) are symmetrically and fixedly provided with two groups of sliding cover sliding blocks (24), and the sliding cover sliding blocks (24) are slidably arranged in the sliding cover sliding grooves (22).
7. The multifunctional intelligent lock is characterized in that the multifunctional intelligent lock further comprises a limiting blocking block (25), and the limiting blocking block (25) is fixedly arranged on the lower side of the right end of the lock body (1).
8. A multifunctional intelligent lock as recited in claim 6, further comprising a dial block (26), wherein said dial block (26) is fixedly installed at the right side of the front end of the sliding cover (23).
CN202210047652.5A 2022-01-17 2022-01-17 Multifunctional intelligent lock Pending CN114382353A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210047652.5A CN114382353A (en) 2022-01-17 2022-01-17 Multifunctional intelligent lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210047652.5A CN114382353A (en) 2022-01-17 2022-01-17 Multifunctional intelligent lock

Publications (1)

Publication Number Publication Date
CN114382353A true CN114382353A (en) 2022-04-22

Family

ID=81201066

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210047652.5A Pending CN114382353A (en) 2022-01-17 2022-01-17 Multifunctional intelligent lock

Country Status (1)

Country Link
CN (1) CN114382353A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101835949A (en) * 2007-10-25 2010-09-15 本田制锁有限公司 Protector of cylinder lock
TWM396313U (en) * 2010-04-22 2011-01-11 Tong Lung Metal Ind Co Ltd Sliding cover mechanism of door lock
CN213391594U (en) * 2020-05-11 2021-06-08 广州诗尼曼家居股份有限公司 Anti-theft intelligent lock keyhole protection mechanism
CN213573444U (en) * 2020-06-20 2021-06-29 中山市坚荣锁业有限公司 Combined intelligent lock structure
CN214091416U (en) * 2020-12-16 2021-08-31 成都时空口袋科技有限公司 Intelligent fingerprint lock capable of preventing clamping and alarming

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101835949A (en) * 2007-10-25 2010-09-15 本田制锁有限公司 Protector of cylinder lock
TWM396313U (en) * 2010-04-22 2011-01-11 Tong Lung Metal Ind Co Ltd Sliding cover mechanism of door lock
CN213391594U (en) * 2020-05-11 2021-06-08 广州诗尼曼家居股份有限公司 Anti-theft intelligent lock keyhole protection mechanism
CN213573444U (en) * 2020-06-20 2021-06-29 中山市坚荣锁业有限公司 Combined intelligent lock structure
CN214091416U (en) * 2020-12-16 2021-08-31 成都时空口袋科技有限公司 Intelligent fingerprint lock capable of preventing clamping and alarming

Similar Documents

Publication Publication Date Title
CN109451694B (en) Packaging device of integrated circuit board
CN114382353A (en) Multifunctional intelligent lock
CN213573444U (en) Combined intelligent lock structure
CN207303518U (en) A kind of plug-in unit closing component structure
CN216391711U (en) Portable off-line inspection device
CN212898000U (en) Intelligent lock based on Bluetooth or WIFI or IOT
CN218406945U (en) Intelligent lock protection mechanism
CN215927075U (en) Synchronous magnetic lock with fingerprint unlocking function
CN211874173U (en) Combined intelligent lock
CN205620912U (en) Simple and easy hard disk bracket structure
CN209364504U (en) Can false-touch prevention torque wrench
CN221096136U (en) Multifunctional intelligent hand-held door lock based on Bluetooth control
CN218792498U (en) Medical rhinoscope protective sleeve
CN218406950U (en) Stationery coded lock with changeable code
CN211319972U (en) Dual-power automatic transfer switch
CN213849175U (en) Case and bag is with tie rod head with button protector
CN220645546U (en) Prevent that fingerprint glues glutinous lock
CN213487355U (en) Practical umbrella
CN201168997Y (en) Ceramic press security device
CN214710997U (en) Case with pull rod head button protector
CN217054712U (en) Intelligent lockset with multifunctional panel
CN217712137U (en) Intelligent door lock based on Bluetooth unlocking technology
CN217918123U (en) Novel aluminium alloy back door threshold structure
CN212111871U (en) Polarization maintaining optical fiber dense wavelength division multiplexer
CN212499560U (en) Stamping device for accountant

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20220422

RJ01 Rejection of invention patent application after publication