CN109267856A - Cover lock in a kind of power-assisted of cam structure - Google Patents
Cover lock in a kind of power-assisted of cam structure Download PDFInfo
- Publication number
- CN109267856A CN109267856A CN201811323061.6A CN201811323061A CN109267856A CN 109267856 A CN109267856 A CN 109267856A CN 201811323061 A CN201811323061 A CN 201811323061A CN 109267856 A CN109267856 A CN 109267856A
- Authority
- CN
- China
- Prior art keywords
- handle
- key
- shell
- cam
- cabinet
- 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
Links
- 238000009434 installation Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/181—Enclosures
Abstract
The invention discloses cover locks in a kind of power-assisted of cam structure, upper cover lock including cabinet, chassis cover and connection cabinet, chassis cover, chassis cover is cooperated by upper cover card slot and cabinet, the upper cover lock includes handle, key, shell, Cam rest, the shell is mounted on chassis cover, and the Cam rest is mounted on cabinet；The handle is rotatably installed on shell, and the handle cooperation on the Cam rest and shell, the key is rotatably installed on shell, and the key is equipped with the key button bit of limitation handling position；The present invention realizes the relative motion of upper cover and cabinet by the motion mode that cam connects, to realize the laborsaving dismounting of server upper cover, structure is simpler.In addition, substituting existing hand using the unlocking manner of pressing scratches unlocking manner, operating experience sense is promoted.
Description
Technical field
The present invention relates to machine box for server installing area, the power-assisted screwless upper cover of specifically a kind of cam structure
Lock.
Background technique
Server and memory product require during O&M overall design to can be realized upper cover dismounting maintenance, and by
It is relatively high in dismounting frequency, therefore whether there is or not the requirements such as screw, tool-free, laborsaving to dismounting upper cover.
Existing upper cover lock is inserted in cabinet fixed pin by riveting a fixed pin, the sliding shoe aperture of upper cover lock on cabinet
On, it is rotated by itself handle of upper cover lock and drives sliding shoe sliding, to realize the relative motion of upper cover and cabinet.But price
Expensive, structure is complicated, inconvenient, and after removing upper cover lock, the dismounting of upper cover is very easy to bite, and operating experience is very poor.Herein
Under situation, need to design a Costco Wholesale more preferably upper cover lock.
Summary of the invention
The present invention is exactly to provide a kind of power-assisted upper cover of cam structure to solve deficiencies of the prior art
The rotary motion of upper cover lock handle is driven in such a way that cam connects and is mounted on using a kind of new motion mode by lock
Bracket on cabinet, to realize the relative motion of upper cover and cabinet.Under this new motion mode, eliminates former upper cover and lock
A sliding shoe, entirely upper cover lock can be made thinner, narrower, occupy that system space is smaller, and applicability is stronger, and cost is compared
Existing scheme can be lower.In addition, the unlocking manner of existing upper cover lock be using stretch out one's hand finger go scratch handle.Under new scheme,
It goes to unlock using a kind of scheme of pressing, handle can automatically spring open an angle after pressing, then rotating handles again.It is this to press
More convenient operation is unlocked under the scheme of pressure, promotes operating experience sense.
The technical scheme adopted by the invention to solve the technical problem is that:
Cover lock in a kind of power-assisted of cam structure, the upper cover including cabinet, chassis cover and connection cabinet, chassis cover
Lock, chassis cover are cooperated by upper cover card slot and cabinet, and the upper cover lock includes handle, key, shell, Cam rest, institute
The shell stated is mounted on chassis cover, and the Cam rest is mounted on cabinet；
The handle is rotatably installed on shell, and the handle cooperation on the Cam rest and shell, described presses
Key is rotatably installed on shell, and the key is equipped with the key button bit of limitation handling position；
Described handle one end be equipped with closing cam face I, opening cam face I, the Cam rest be equipped with respectively with
Closing cam face II, the opening cam face II that closing cam face I, opening cam face I cooperate.
The handle is equipped with locking bar, rubber ring, the locking plate of secondary fixed handle, and the handle is equipped with installation locking bar
Latch arm hole, the locking bar sequentially passes through handle, rubber ring, locking plate, and the locking plate is fixed on locking bar, the shell
It is equipped with the locking plate button bit cooperated with locking plate.
The key is mounted in the key shaft mounting hole of shell by key shaft, between the key and shell
Equipped with pressure spring, the key is equipped with limitation and the key of winding by hand key shaft rotational angle is rotated stop bit, the key
Rotation stop bit and pressure spring are each provided at key shaft side, and the key rotation stop bit and shell border cooperate, and described presses knob of key
Position is located at the key shaft other side；
The handle is installed by the handle shaft that handle shaft hole and corresponding handle shaft are fitted to shell
Kong Shang is equipped with torsional spring in the handle shaft, the torsional spring both ends are against on handle and shell respectively；
The handle other end is equipped with the buckle of cooperation key button bit.
Cooperation handle one end closing cam face I is provided on the shell, the handle rotation notch that opening cam face I rotates.
The pressure spring fixed block I with pressure spring cooperation is arranged below in the key, and housing upper face is equipped with the pressure spring cooperated with pressure spring
Fixed block II, the pressure spring both ends are separately connected pressure spring fixed block I, pressure spring fixed block II.
The shell is equipped with shell fixed character, and the shell is fixed under chassis cover by shell fixed character
Portion.
The Cam rest is mounted on cabinet by Cam rest mounting plate.
The beneficial effects of the present invention are:
1, the present invention realizes the relative motion of upper cover and cabinet by the motion mode that cam connects, to realize server
The laborsaving dismounting of upper cover, structure are simpler.In addition, substituting existing hand using the unlocking manner of pressing scratches unlocking manner, promoted
Operating experience sense.
2, under this new motion mode, the sliding shoe that former upper cover is locked is eliminated, entirely upper cover lock can be made
Thinner, narrower, occupancy system space is smaller, and applicability is stronger, and cost can be lower compared to existing scheme.
3, the unlocking manner of existing upper cover lock be using stretch out one's hand finger go scratch handle.Under new scheme, pressed using one kind
The scheme of pressure goes to unlock, and torsional spring may make handle to automatically spring open after pressing, eliminates the operation for pulling up handle, then rotates handle again
Hand.More convenient operation is unlocked under the scheme of this pressing, promotes operating experience sense.
4, amateur maintenance personnel opens cabinet in order to prevent, so cabinet needs to design the knot for needing tool that could open
Structure needs key that could open cabinet, meets safety requirement after designing locking bar；Have in cabinet transportational process and secondary locks guarantor
It protects safer.
Detailed description of the invention
Fig. 1 is explosive view of the present invention；
Fig. 2 is handle view of the present invention；
Fig. 3 is key view of the present invention；
Fig. 4 is inventive shell view；
Fig. 5 is Cam rest view of the present invention；
Fig. 6 is cabinet view of the present invention；
Fig. 7 is the upper cover card slot partial enlarged view of Fig. 6 of the present invention；
Fig. 8 is assembled view of the present invention；
Fig. 9-12 is the upper cover lock of the present invention by being closed into completely open procedure chart.
In figure: 1- handle, 2- key, 3- shell, 4- Cam rest, 5- cabinet, 6- chassis cover, the upper cover lock of 7-, 11- are closed
Conjunction cam surface I, 12- handle shaft hole, 13- latch arm hole, 14- buckle, 15- opening cam face I, 16- locking bar, 17- rubber ring,
18- locking plate, 19- torsional spring, 21- key rotate stop bit, 22- key shaft, 23- pressure spring fixed block I, 24- key button bit, 31- shell
Body fixed character, 32- handle shaft mounting hole, 33- pressure spring fixed block II, 34- key shaft mounting hole, the rotation of 35- handle lack
Mouthful, 36- locking plate button bit, 41- Cam rest mounting plate, 42- closing cam face II, 43- opening cam face II, 51- upper cover card slot.
Specific embodiment
For a better understanding of the present invention, a specific embodiment of the invention is explained in detail with reference to the accompanying drawing.
Cover lock in a kind of power-assisted of cam structure, including cabinet 5, chassis cover 6 and connection cabinet 5, chassis cover 6
Upper cover lock, chassis cover 6 are cooperated by upper cover card slot 51 and cabinet 5, the upper cover lock include handle 1, key 2, shell 3,
Cam rest 4, the shell 3 are mounted on chassis cover 6, and the Cam rest 4 is mounted on cabinet 5；Cam rest 4
The inner cooperation of cabinet 5 is fixed on by riveting or threaded connections mode to use with upper cover lock, realizes cabinet 5 and chassis cover 3
Relative motion.
The handle 1 is rotatably installed on shell 3, and the cam props up the handle 1 on 4 framves and shell 3 and cooperates, described
Key 2 be rotatably installed on shell 3, the key 2 be equipped with limitation 1 position of handle key button bit 24；Using key
Mode unlocks, and handle 1 bounces automatically, promotes operating experience sense.Handle 1 is the part and movement transfer components of cam connection, is
Realize the operating parts of 6 relative motion of chassis cover.
Described 1 one end of handle is equipped with closing cam face I 11, opening cam face I 15, and the Cam rest 4 is equipped with
With closing cam face II 42, the opening cam face II 43 cooperated respectively with closing cam face I 11, opening cam face I 15.Utilize handle
Hand 1 connect the sliding for converting chassis cover 6 with respect to cabinet 5 for the rotary motion of handle with the cam pair of Cam rest 4.
The handle 1 is equipped with locking bar 16, rubber ring 17, the locking plate 18 of secondary fixed handle 1, and locking plate 18 can be secondary solid
Timing is locked or unlock, and the handle 1 is equipped with the latch arm hole 13 of installation locking bar 16, and the locking bar 16 sequentially passes through handle
1, rubber ring 17, locking plate 18, the locking plate 18 are fixed on locking bar 16, and the shell 3, which is equipped with, to be cooperated with locking plate 18
Locking plate button bit 36.
The key 2 is mounted in the key shaft mounting hole 34 of shell 3 by key shaft 22, the key 2 with
Pressure spring is equipped between shell 3, the key 2 is equipped with limitation handle 1 to be stopped around the key rotation of 22 rotational angle of key shaft
Position 21, the key rotation stop bit 21 and pressure spring are each provided at 22 side of key shaft, the key rotation stop bit 21 and shell 3
Edge cooperation, the key button bit 24 are located at 22 other side of key shaft；
The handle 1 is fitted to the handle shaft of shell 3 by handle shaft hole 12 and corresponding handle shaft
On mounting hole 32, torsional spring 19 is installed in the handle shaft, 19 both ends of torsional spring are against handle 1 and shell 3 respectively
On；Torsional spring 19 may make handle 1 to automatically spring open, and eliminate the operation for pulling up handle 1.
1 other end of handle is equipped with the buckle 14 of cooperation key button bit 24.
Cooperation 1 one end closing cam face I 11 of handle is provided on the shell 3, the handle rotation that opening cam face I 15 rotates
Notch 35.
The closed and locked process of chassis cover 6: under 1 opening state of handle, chassis cover 6 is placed on cabinet 5, then
The rotation of handle 1 is covered, handle 1 is connect with the formation of Cam rest 4 cam pair when rotation, and 1 rotary course of handle is by the rotation of handle 1
Transhipment turn turns to the sliding of chassis cover 6, and when the rotation of handle 1 to level, the sliding of chassis cover 6 engages with upper cover card slot 51,
Then the secondary locking plate 18 of handle 1 is optionally rotated by 90 ° left and right, secondary fixed handle 1 prevents maloperation handle from bouncing automatically.
Chassis cover 6 opens unlocking process: in closed state, locking plate 18 being gone to unlocked state first, then presses one
Lower key 2, handle 1 bounce automatically, rotating handles 1, at this time because handle 1 and Cam rest 4 have cam auxiliary connection, the rotation of handle 1
The sliding that turn is chassis cover 6 is transported, when the rotation of handle 1 is to 135 ° or so, chassis cover 6 retreats de- with upper cover card slot 51
From opening chassis cover 6, complete the opening unlocking process of chassis cover 6.
The pressure spring fixed block I 23 with pressure spring cooperation is arranged below in the key 2, and shell 3 is equipped with above to be cooperated with pressure spring
Pressure spring fixed block II 33, the pressure spring both ends are separately connected pressure spring fixed block I 23, pressure spring fixed block II 33.
The shell 3 is equipped with shell fixed character 31, and the shell 3 is fixed on cabinet by shell fixed character 31
6 lower part of upper cover.
The Cam rest 4 is mounted on cabinet 5 by Cam rest mounting plate 41.
Handle 1 and shell 3, key 2 form revolute, and handle 1 and key 2 can be rotated along axle center, handle 1 and Cam rest
4 composition cam pairs, Cam rest 4 and cabinet 5 are fixed, and the movement of handle 1 is transmitted to cabinet 5, forms relative motion.On cabinet
Lid 6 and cabinet 5 form sliding pair.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (7)
1. cover lock in a kind of power-assisted of cam structure, the upper cover including cabinet, chassis cover and connection cabinet, chassis cover
Lock, chassis cover are cooperated by upper cover card slot and cabinet, characterized in that the upper cover lock includes handle, key, shell, convex
Wheel support, the shell are mounted on chassis cover, and the Cam rest is mounted on cabinet；
The handle is rotatably installed on shell, and the handle cooperation on the Cam rest and shell, the key turns
Dynamic to be mounted on shell, the key is equipped with the key button bit of limitation handling position；
Described handle one end be equipped with closing cam face I, opening cam face I, the Cam rest be equipped with respectively with closure
Closing cam face II, the opening cam face II that cam surface I, opening cam face I cooperate.
2. cover lock in a kind of power-assisted of cam structure according to claim 1, characterized in that the handle is equipped with secondary
Locking bar, rubber ring, the locking plate of fixed handle, the handle are equipped with the latch arm hole of installation locking bar, and the locking bar is successively worn
Handle, rubber ring, locking plate are crossed, the locking plate is fixed on locking bar, and the shell is equipped with the locking plate button cooperated with locking plate
Position.
3. cover lock in a kind of power-assisted of cam structure according to claim 1, characterized in that the key is turned by key
Axis is mounted in the key shaft mounting hole of shell, and pressure spring is equipped between the key and shell, and the key is equipped with
The key of winding by hand key shaft rotational angle is rotated stop bit by limitation, and the key rotation stop bit and pressure spring are each provided at key and turn
Axis side, the key rotation stop bit and shell border cooperate, and the key button bit is located at the key shaft other side；
The handle is fitted in the handle shaft mounting hole of shell by handle shaft hole and corresponding handle shaft,
Torsional spring is installed, the torsional spring both ends are against on handle and shell respectively in the handle shaft；
The handle other end is equipped with the buckle of cooperation key button bit.
4. cover lock in a kind of power-assisted of cam structure according to claim 1, characterized in that be provided with cooperation on the shell
The handle that handle one end closing cam face I, opening cam face I rotate rotates notch.
5. cover lock in a kind of power-assisted of cam structure according to claim 3, characterized in that the key be arranged below with
The pressure spring fixed block I of pressure spring cooperation, housing upper face are equipped with the pressure spring fixed block II cooperated with pressure spring, the pressure spring both ends difference
Connect pressure spring fixed block I, pressure spring fixed block II.
6. cover lock in a kind of power-assisted of cam structure according to claim 1, characterized in that the shell is equipped with shell
Fixed character, the shell are fixed on chassis cover lower part by shell fixed character.
7. cover lock in a kind of power-assisted of cam structure according to claim 1, characterized in that the Cam rest passes through convex
Wheel support mounting plate is mounted on cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811323061.6A CN109267856A (en) | 2018-11-08 | 2018-11-08 | Cover lock in a kind of power-assisted of cam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811323061.6A CN109267856A (en) | 2018-11-08 | 2018-11-08 | Cover lock in a kind of power-assisted of cam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109267856A true CN109267856A (en) | 2019-01-25 |
Family
ID=65193258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811323061.6A Pending CN109267856A (en) | 2018-11-08 | 2018-11-08 | Cover lock in a kind of power-assisted of cam structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109267856A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242224A (en) * | 2019-07-16 | 2021-01-19 | 武汉九控电气科技有限公司 | Transformer cover plate |
| CN113050759A (en) * | 2019-12-26 | 2021-06-29 | 纬联电子科技(中山)有限公司 | Handle device, case and server |
| CN113741643A (en) * | 2021-07-30 | 2021-12-03 | 苏州浪潮智能科技有限公司 | Pull formula machine case structure |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1093138A (en) * | 1993-03-18 | 1994-10-05 | 泷源制造株式会社 | Draw outward and sidespin backward stick action formula door locking handle assembly |
| CN1098158A (en) * | 1993-03-09 | 1995-02-01 | 泷源制造株式会社 | Door locking handle assembly of pull-out and side-swinging lever-action type |
| CN201362365Y (en) * | 2009-01-08 | 2009-12-16 | 江西昌河航空工业有限公司 | Handle mechanism of cowling lock of helicopter nacelle |
| CN104411131A (en) * | 2014-11-13 | 2015-03-11 | 英业达科技有限公司 | Latch device and server adopting same |
| WO2017124825A1 (en) * | 2016-01-24 | 2017-07-27 | 武汉普林光通科技有限公司 | Electronic door lock and control method |
| CN206554648U (en) * | 2017-02-22 | 2017-10-13 | 宁波生久柜锁有限公司 | Turn axle positioning type handle plane lock |
| CN207714938U (en) * | 2017-12-29 | 2018-08-10 | 瑞安市恒旭锁具有限公司 | Power distribution cabinet door lock |
| CN207863614U (en) * | 2017-09-14 | 2018-09-14 | 爱姆卡（天津）工业五金有限公司 | A kind of rotating handle lock |
| CN209443973U (en) * | 2018-11-08 | 2019-09-27 | 郑州云海信息技术有限公司 | Cover lock in a kind of power-assisted of cam structure |
-
2018
- 2018-11-08 CN CN201811323061.6A patent/CN109267856A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1098158A (en) * | 1993-03-09 | 1995-02-01 | 泷源制造株式会社 | Door locking handle assembly of pull-out and side-swinging lever-action type |
| CN1093138A (en) * | 1993-03-18 | 1994-10-05 | 泷源制造株式会社 | Draw outward and sidespin backward stick action formula door locking handle assembly |
| CN201362365Y (en) * | 2009-01-08 | 2009-12-16 | 江西昌河航空工业有限公司 | Handle mechanism of cowling lock of helicopter nacelle |
| CN104411131A (en) * | 2014-11-13 | 2015-03-11 | 英业达科技有限公司 | Latch device and server adopting same |
| WO2017124825A1 (en) * | 2016-01-24 | 2017-07-27 | 武汉普林光通科技有限公司 | Electronic door lock and control method |
| CN206554648U (en) * | 2017-02-22 | 2017-10-13 | 宁波生久柜锁有限公司 | Turn axle positioning type handle plane lock |
| CN207863614U (en) * | 2017-09-14 | 2018-09-14 | 爱姆卡（天津）工业五金有限公司 | A kind of rotating handle lock |
| CN207714938U (en) * | 2017-12-29 | 2018-08-10 | 瑞安市恒旭锁具有限公司 | Power distribution cabinet door lock |
| CN209443973U (en) * | 2018-11-08 | 2019-09-27 | 郑州云海信息技术有限公司 | Cover lock in a kind of power-assisted of cam structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242224A (en) * | 2019-07-16 | 2021-01-19 | 武汉九控电气科技有限公司 | Transformer cover plate |
| CN113050759A (en) * | 2019-12-26 | 2021-06-29 | 纬联电子科技(中山)有限公司 | Handle device, case and server |
| CN113741643A (en) * | 2021-07-30 | 2021-12-03 | 苏州浪潮智能科技有限公司 | Pull formula machine case structure |
| CN113741643B (en) * | 2021-07-30 | 2023-08-18 | 苏州浪潮智能科技有限公司 | Drawing type chassis structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109267856A (en) | Cover lock in a kind of power-assisted of cam structure | |
| CN209443973U (en) | Cover lock in a kind of power-assisted of cam structure | |
| CN102943594B (en) | Mechanical spiral door bolt mechanism for safe box and cabinet | |
| CN109113425A (en) | A kind of lockset | |
| CN107130850A (en) | Multifunctional panel safe-guard door lock | |
| CN106677635B (en) | A kind of automobile door handle device | |
| CN109189181A (en) | Cover lock in a kind of link transmission power-assisted | |
| CN108150041A (en) | A kind of automatic dismounting machine structure of furniture folding door | |
| US5540066A (en) | Bilateral-type door locking handle assembly | |
| CN106930605A (en) | Handle mechanism and the handle lock with the mechanism that a kind of anti-opal is opened | |
| CN109557982A (en) | A kind of Rotary rod type upper cover unlock modular structure | |
| CN206581716U (en) | It is a kind of that the padlock for indicating function is unlocked with lock core | |
| CN209556590U (en) | A kind of password padlock | |
| CN205476908U (en) | Zipper code lock | |
| CN209482932U (en) | A kind of intelligent panel lock | |
| CN204511082U (en) | Compact type luggage combination lock | |
| CN206987544U (en) | A kind of handle of smart lock changes structure | |
| CN209585861U (en) | A kind of mechanical code lock | |
| CN204609538U (en) | A kind of slim luggage combination lock | |
| CN210888442U (en) | Box lock | |
| CN110185331A (en) | A kind of antitheft bail type jam plate of electronic shock resistance | |
| CN1908352B (en) | Universal remote controlled digital door lock | |
| CN209761082U (en) | A portable latch for quick-witted case | |
| CN208137638U (en) | A kind of anti-opal safety lock of band fingerprint | |
| CN208106111U (en) | A kind of lock body structure |
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 |