CN205172215U - Intelligence case and bag padlock - Google Patents

Intelligence case and bag padlock Download PDF

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Publication number
CN205172215U
CN205172215U CN201520886312.7U CN201520886312U CN205172215U CN 205172215 U CN205172215 U CN 205172215U CN 201520886312 U CN201520886312 U CN 201520886312U CN 205172215 U CN205172215 U CN 205172215U
Authority
CN
China
Prior art keywords
knob
push button
module
tsa
sliding component
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.)
Expired - Fee Related
Application number
CN201520886312.7U
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Chinese (zh)
Inventor
钟洪亮
何茂添
薛鹤飞
徐正
曾祥寿
周小平
陈小鸿
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.)
DONGGUAN JINGYU INDUSTRIAL Co Ltd
Original Assignee
DONGGUAN JINGYU INDUSTRIAL 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 DONGGUAN JINGYU INDUSTRIAL Co Ltd filed Critical DONGGUAN JINGYU INDUSTRIAL Co Ltd
Priority to CN201520886312.7U priority Critical patent/CN205172215U/en
Application granted granted Critical
Publication of CN205172215U publication Critical patent/CN205172215U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to the technical field of the case and bag lock, in particular to intelligence case and bag padlock, including locking the shell, under lock the shell, the digit wheel subassembly, TSA locks benevolence, a bluetooth modul, push away the button, a drive uni, a fixing member, sliding component and power supply unit, the shell of locking is locked the hull shape under with and is become to be used for holding digit wheel subassembly, TSA locks the merciful and peaceful accommodation space that pushes away the button, digit wheel subassembly cover is located on the centibar, TSA lock benevolence sets up in one side of centibar, the cover is equipped with the knob on the centibar, it sets up in the side of knob to push away the button, and it can remove towards perhaps keeping away from the knob to push away the support arm of button, power supply unit and bluetooth module all are connected with drive arrangement, bluetooth module still is connected with power supply unit, drive arrangement sets up in the side of knob. Compared with the prior art, the utility model discloses can unblank through three kinds of modes: the TSA key is unblanked, the digit wheel is unblanked and the bluetooth is unblanked, and intelligent degree is high, and the convenient and fast that unblanks, locks can meet the need of market.

Description

A kind of intelligent luggage padlock
Technical field
The utility model belongs to bag lock technical field, particularly the intelligent luggage padlock of one.
Background technology
Luggage padlock be a kind of convenient and swift and can opening and closing repeatedly, safety quite stable snap close piece, it is a kind of open locking being very suitable for case and bag.
Traditional luggage padlock mode of unblanking is single, can only be unblanked by the mode of digit wheel, locking, intelligent not, along with the progress of the reach of science, technology and people are to unremitting pursue that is intelligent, convenient and swift things, luggage padlock of the prior art can not be met the need of market completely.
In view of this, necessaryly provide a kind of intelligent luggage padlock, it can be unblanked by three kinds of modes: TSA key unlocking, digit wheel are unblanked and bluetooth is unblanked, and intelligence degree is high, unblanks, locking is convenient and swift, can meet the need of market.
Utility model content
The purpose of this utility model is: for the deficiencies in the prior art, and a kind of intelligent luggage padlock is provided, it can be unblanked by three kinds of modes: TSA key unlocking, digit wheel are unblanked and bluetooth is unblanked, and intelligence degree is high, unblank, locking is convenient and swift, can meet the need of market.
To achieve these goals, the utility model adopts following technical scheme:
A kind of intelligent luggage padlock, comprise lock housing, lower lock housing, digit wheel assembly, TSA locks benevolence, bluetooth module, push button, drive unit, fixture, sliding component and electric supply installation, described upper lock housing and described lower lock housing are formed and are used for accommodating described digit wheel assembly, described TSA locks benevolence, described fixture, the accommodation space of described sliding component and described push button, described digit wheel assembly is sheathed on center-pole, described TSA locks the side that benevolence is arranged at described center-pole, described center-pole is arranged with knob, described push button is arranged at the side of described knob, and the support arm of described push button can towards or move away from described knob, described electric supply installation is all connected with described drive unit with described bluetooth module, described bluetooth module is also connected with described electric supply installation, described drive unit is arranged at the side of described knob, and described drive unit can towards or move away from described knob, described sliding component is arranged between described push button and described fixture.
One as the utility model intelligence luggage padlock is improved, and described drive unit comprises motor and motor push rod, and the output shaft of described motor is connected with described motor push rod, and described motor push rod can promote described knob and rotate.
One as the utility model intelligence luggage padlock is improved, described motor push rod comprises construction section, linkage section and the section of holding up, described construction section is connected with one end of described linkage section, and the output shaft of described motor embeds in described linkage section, described in the section of holding up be arranged at the other end of described linkage section.
One as the utility model intelligence luggage padlock is improved, described digit wheel assembly comprises cipher wheel, spline wheel, mating groove and back-moving spring, described cipher wheel is nested in described spline wheel, described spline wheel is nested on described center-pole, described mating groove is arranged on described center-pole, described back-moving spring comprises the first compression torsion spring and the second compression torsion spring, described first compression torsion spring is arranged between described spline wheel and described knob, and described second compression torsion spring is arranged in the caulking groove of described cipher wheel and described sliding component.
One as the utility model intelligence luggage padlock is improved, the third gear block that described knob comprises ring bodies, the first block stretching out in described ring bodies both sides respectively and the second block and protrudes from the side of described ring bodies, the inner annular edge of described ring bodies is raised with projection, described projection coordinates with described mating groove, and described third gear block is locked benevolence side near described TSA and arranged.
One as the utility model intelligence luggage padlock is improved, and the lower rim that described TSA locks benevolence is arranged with shifting block.
One as the utility model intelligence luggage padlock is improved, described push button comprises press section and from described press section to the described support arm that described knob direction extends, described support arm is provided with embedded hole, the free terminal of described support arm is also provided with protruding post, described protruding post is arranged with push button spring, and described push button spring is arranged between the free terminal of described support arm and described sliding component.
One as the utility model intelligence luggage padlock is improved, the below of described sliding component is provided with clamped, one end of described clamped is provided with the portion of triggering, described in the portion of triggering embed in described embedded hole, described sliding component is slidably disposed in described clamped.
One as the utility model intelligence luggage padlock is improved, described intelligent luggage padlock also comprises circuit board, described circuit board comprises data reception module, data processing module, electric power detection module and data outputting module, described data reception module is connected with described bluetooth module, described data processing module is connected with described data reception module and described data outputting module respectively, described data outputting module is connected with described drive unit, described electric power detection module is connected with described electric supply installation, and described electric power detection module is also connected with described bluetooth module.
One as the utility model intelligence luggage padlock is improved, described circuit board is by described bluetooth module and mobile device communication, described mobile device is provided with control module, described control module comprises Password Input module, case and bag add module, password modified module, voice input module, near unlocked state, switch lock module, automatic blocking module, locating module, electricity quantity display module and alarm module, described Password Input module adds module with described case and bag respectively, described password modified module, described voice input module, described near unlocked state, described switch lock module, described automatic blocking module, described locating module, described electricity quantity display module is connected with described alarm module, described voice input module respectively with described near unlocked state and described switch lock model calling, described locating module and described switch lock model calling, described electricity quantity display module is connected with described alarm module.
Relative to prior art, the utility model can adopt three kinds of modes to unblank: one is that after cipher wheel is pushed correct digit, center-pole moves forward, and then presses push button, and push button promotes knob and drives center-pole to move forward, thus realizes unblanking; Two is inserted by TSA key in TSA lock benevolence and be rotated counterclockwise 90 degree, and now, shifting block rotates along with TSA, when shifting block rotates, drives knob, then presses push button, can realize unblanking; Three is send unlock instruction by the control module on mobile device, bluetooth module again drive motors is rotated counterclockwise one week, motor is when being rotated counterclockwise, pushing motor push rod is to left movement, now motor push rod promotion knob is rotated counterclockwise, empty avoiding push button, now presses push button, can realize unblanking.Therefore, mode of unblanking of the present utility model is various, and intelligence degree is high, unblanks, locking is convenient and swift, can meet the need of market.
Accompanying drawing explanation
Below in conjunction with specification drawings and specific embodiments, the utility model and Advantageous Effects thereof are described in detail, wherein:
Fig. 1 is one of perspective view of the present utility model.
Fig. 2 is perspective view two of the present utility model.
Fig. 3 is one of perspective view of part-structure of the present utility model.
Fig. 4 is the perspective view two of part-structure of the present utility model.
Fig. 5 is the decomposition texture schematic diagram three of part-structure of the present utility model.
Fig. 6 is the structural representation of knob in the utility model.
Fig. 7 is the structured flowchart of circuit board in the utility model.
Fig. 8 is the structured flowchart of control module in the utility model.
Wherein:
The upper lock housing of 1-;
Lock housing under 2-;
3-digit wheel assembly;
31-cipher wheel, 32-spline is taken turns, 33-mating groove, and 34-first compresses torsion spring, and 35-second compresses torsion spring;
4-TSA locks benevolence;
41-shifting block;
5-bluetooth module;
6-push button;
61-press section, 62-support arm, 63-embedded hole, the protruding post of 64-, 65-push button spring;
7-drive unit;
71-motor, 72-motor push rod, 721-construction section, 722-linkage section, the 723-section of holding up;
8-fixture;
9-sliding component;
10-electric supply installation;
11-center-pole;
12-knob;
121-ring bodies, 122-first block, 123-second block, 124-third gear block, 125-projection;
Clamped of 13-;
131-triggers portion;
14-circuit board, 141-data reception module, 142-data processing module, 143-electric power detection module, 144-data outputting module;
15-control module, 151-Password Input module, 152-case and bag add module, 153-password modified module, 154-voice input module, 155-near unlocked state, 156-switch lock module, 157-automatic blocking module, 158-locating module, 159-electricity quantity display module, 1510-alarm module;
16-box body.
Detailed description of the invention
Below in conjunction with embodiment and Figure of description, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
As shown in Figures 1 to 6, the one intelligence luggage padlock that the utility model provides, comprises lock housing 1, lower lock housing 2, digit wheel assembly 3, TSA locks benevolence 4, bluetooth module 5, push button 6, drive unit 7, fixture 8, sliding component 9 and electric supply installation 10, upper lock housing 1 and lower lock housing 2 are formed and are used for accommodating digit wheel assembly 3, TSA locks benevolence 4, fixture 8, the accommodation space of sliding component 9 and push button 6, wherein, digit wheel assembly 3, the part that push button 6 and TSA lock benevolence 4 stretches out in outside accommodation space, digit wheel assembly 3 is sheathed on center-pole 11, TSA locks the side that benevolence 4 is arranged at center-pole 11, center-pole 11 is arranged with knob 12, push button 6 is arranged at the side of knob 12, and the support arm of push button 6 can towards or move away from knob 12, electric supply installation 10 is all connected with drive unit 7 with bluetooth module 5, bluetooth module 5 is also connected with electric supply installation 10, drive unit 7 is arranged at the side of knob 12, and drive unit 7 can towards or move away from knob 12, sliding component 9 is arranged between push button 6 and fixture 8.
Drive unit 7 comprises motor 71 and motor push rod 72, and the output shaft of motor 71 is connected with motor push rod 72, and motor push rod 72 can promote knob 12 and rotate.
Motor push rod 72 comprises construction section 721, linkage section 722 and the section of holding up 723, and construction section 721 is connected with one end of linkage section 722, and the output shaft of motor 71 embeds in linkage section 722, and the section of holding up 723 is arranged at the other end of linkage section 722.The section of holding up 723 embeds between two support arms of push button 6.
Digit wheel assembly 3 comprises cipher wheel 31, spline wheel 32, mating groove 33 and back-moving spring, cipher wheel 31 is nested in spline wheel 32, spline wheel 32 is nested on center-pole 11, mating groove 33 is arranged on center-pole 11, back-moving spring comprises the first compression torsion spring 34 and the second compression torsion spring 35, first compression torsion spring 34 is arranged between spline wheel 32 and knob 12, and the second compression torsion spring 35 is arranged in the caulking groove of cipher wheel 31 and sliding component 9.
The third gear block 124 that knob 12 comprises ring bodies 121, the first block 122 stretching out in ring bodies 121 both sides respectively and the second block 123 and protrudes from the side of ring bodies 121, the inner annular edge of ring bodies 121 is raised with projection 125, projection 125 coordinates with mating groove 33, and third gear block 124 is locked benevolence 4 side near TSA and arranged.
The lower rim that TSA locks benevolence 4 is arranged with shifting block 41, and in the present embodiment, lower rim and the shifting block 41 of TSA lock benevolence 4 are one-body molded, and shifting block 41 can rotate together along with TSA locks benevolence 4.
The support arm 62 that push button 6 comprises press section 61 and extends to knob 12 direction from press section 61, support arm 62 is provided with embedded hole 63, the free terminal of support arm 62 is also provided with protruding post 64, protruding post 64 is arranged with push button spring 65, and push button spring 65 is arranged between the free terminal of support arm 62 and sliding component 9.Push button spring 65 is for realizing the reset of push button 6.Two support arms 62 respectively with the first block 122 and the second block 123 close.
The below of sliding component 9 is provided with clamped 13, and one end of clamped 13 is provided with the portion of triggering 131, and trigger portion 131 and embed in embedded hole 63, sliding component 9 is slidably disposed in clamped 13.Bluetooth module 5 and electric supply installation 10, motor 71 and motor push rod 72 are all placed in a box body.
As shown in Figure 7, intelligence luggage padlock also comprises circuit board 14, circuit board comprises data reception module 141, data processing module 142, electric power detection module 143 and data outputting module 144, data reception module 144 is connected with bluetooth module 5, data processing module 142 is connected with data reception module 141 and data outputting module 144 respectively, data outputting module 144 is connected with motor 71, and electric power detection module 143 is connected with electric supply installation 10, and electric power detection module 143 is also connected with bluetooth module 5.In the present embodiment, electric supply installation 10 is set to the rechargeable batteries such as lithium ion battery.
As shown in Figure 8, circuit board 14 is by bluetooth module 5 and mobile device communication, mobile device can be mobile phone or PAD etc., mobile device is provided with control module 15(APP), control module 15 comprises Password Input module 151, case and bag add module 152, password modified module 153, voice input module 154, near unlocked state 155, switch lock module 156, automatic blocking module 157, locating module 158, electricity quantity display module 159 and alarm module 1510, Password Input module 151 adds module 152 with case and bag respectively, password modified module 153, voice input module 154, near unlocked state 155, switch lock module 156, automatic blocking module 157, locating module 158, electricity quantity display module 159 is connected with alarm module 1510, voice input module 154 is connected respectively with near unlocked state 155 and switch lock module 156, locating module 158 is connected with switch lock module 156, electricity quantity display module 159 is connected with alarm module 1510.
During concrete use, first add module 152 by case and bag and add suitcase, Password Input module 151 inputs initial password, APP on mobile device and this suitcase can be coupled together, simultaneously, can pass through password modified module 153 Modify password, add name module 152 can also being revised suitcase at case and bag, the operation of Modify password and amendment suitcase name can carry out phonetic entry by voice input module 154.
When needing unblank or shut, can switch lock module 156(show for switch lock interface) upper click unblanks or shuts, the operation unblanked and shut can be realized, click is unblanked or shuts also to be realized by phonetic entry, namely say " unblanking " or " unblock " facing to mobile device, in addition, the utility model can also by carrying out near unlocking near unlocked state 155, open after unlocked state 155, as long as the mobile devices such as mobile phone, near general about the 50mm of lock, can be unblanked.
After unblanking, lock meeting automatic blocking after 10s, to protect the safety of suitcase.
Locating module 158 can position suitcase, to monitor whereabouts and the position of suitcase in real time.
Electric power detection module 143 can detect the charge condition of electric supply installation 10 in real time, and be presented at electricity quantity display module 159, when electric power detection module 143 detect the electricity of electric supply installation 10 lower than 10% time, alarm module 1510 is reported to the police voluntarily, and can regulate the sound size of warning.
The utility model can be unblanked by following three kinds of methods:
The first, cipher wheel 31 is unblanked, after cipher wheel 31 is pulled out correct digit, center-pole 11 can move forward, and when pressing push button 6, the support arm 62 of push button 6 promotes the first block 122 and the second block 123 of knob 12, and drive center-pole 11 to move forward, now namely push button 6 opens lock; If password is not right, center-pole 11 cannot move forward, and under the screens of knob 12, push button 6 cannot travel forward, and lock cannot be opened.After completing unlocking action, under the reset response of back-moving spring, center-pole 11 self-return.
The second, TSA key unlocking, customs uses TSA key to insert TSA lock benevolence 4, and 90-degree rotation between the inverse time, now, pulling block 41 is locked benevolence 4 with TSA and is rotated; When pulling block 41 rotates, drive the third gear block 124 of knob 12 to rotate, at this moment knob 12 rotates; Then press push button 6, make it travel forward, namely open lock.After completing unlocking action, push button 6 self-return under the effect of push button spring 65, TSA locks benevolence 4 and pulling block 41 return simultaneously, and now, knob 12 is by the first compression torsion spring 34 return; After knob 12 return, block push button 6, namely pin lock;
The third, bluetooth is unblanked, when by sending unlock instruction near unlocked state 155, switch lock module 156 or voice input module 154 to circuit board (passing through bluetooth communication), data reception module 141 receives signal, and through the data processing of data processing module 142, again result is sent to data processing module 142, the result of process is sent to data outputting module 144 by data processing module 142 again, and data outputting module 144 rotates a circle between drive motors 71 inverse time again; Motor 71 is when being rotated counterclockwise, and pushing motor push rod 72 is to left movement; Now the section of holding up 723 of motor push rod 72 promotes the third gear block 124 of knob 12, knob 12 is turned clockwise, empty avoiding push button 6; Now push button 6 can be pressed, and lock can leave; Push button 6 is by push button spring 65 return; Sending unlock instruction after 10 seconds, bluetooth module 5 can send blocking order automatically, can be also initiatively send blocking order by app people, now motor push rod 72 return, and namely lock locks.
In a word, the utility model can adopt three kinds of modes to unblank: one is that after cipher wheel 31 is pushed correct digit, center-pole moves forward, and then presses push button 6, and push button 6 promotes knob 12 and drives center-pole 11 to move forward, thus realizes unblanking; Two is inserted by TSA key in TSA lock benevolence 4 and be rotated counterclockwise 90 degree, and now, shifting block 41 rotates along with TSA locks benevolence 4, when shifting block 41 rotates, drives knob 12 to rotate, then presses push button 6, can realize unblanking; Three is send unlock instruction by the control module on mobile device, bluetooth module 5 again drive motors 71 is rotated counterclockwise one week, motor 71 is when being rotated counterclockwise, pushing motor push rod 72 is to left movement, now motor push rod 72 promotes knob and is rotated counterclockwise, empty avoiding push button 6, now presses push button 6, can realize unblanking.Therefore, mode of unblanking of the present utility model is various, and intelligence degree is high, unblanks, locking is convenient and swift, can meet the need of market.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this manual, these terms just for convenience of description, do not form any restriction to the utility model.

Claims (8)

1. an intelligent luggage padlock, it is characterized in that: comprise lock housing, lower lock housing, digit wheel assembly, TSA locks benevolence, bluetooth module, push button, drive unit, fixture, sliding component and electric supply installation, described upper lock housing and described lower lock housing are formed and are used for accommodating described digit wheel assembly, described TSA locks benevolence, described fixture, the accommodation space of described sliding component and described push button, described digit wheel assembly is sheathed on center-pole, described TSA locks the side that benevolence is arranged at described center-pole, described center-pole is arranged with knob, described push button is arranged at the side of described knob, and the support arm of described push button can towards or move away from described knob, described electric supply installation is all connected with described drive unit with described bluetooth module, described bluetooth module is also connected with described electric supply installation, described drive unit is arranged at the side of described knob, and described drive unit can towards or move away from described knob, described sliding component is arranged between described push button and described fixture.
2. intelligent luggage padlock according to claim 1, is characterized in that: described drive unit comprises motor and motor push rod, and the output shaft of described motor is connected with described motor push rod, and described motor push rod can promote described knob and rotate.
3. intelligent luggage padlock according to claim 2, it is characterized in that: described motor push rod comprises construction section, linkage section and the section of holding up, described construction section is connected with one end of described linkage section, the output shaft of described motor embeds in described linkage section, described in the section of holding up be arranged at the other end of described linkage section.
4. intelligent luggage padlock according to claim 1, it is characterized in that: described digit wheel assembly comprises cipher wheel, spline wheel, mating groove and back-moving spring, described cipher wheel is nested in described spline wheel, described spline wheel is nested on described center-pole, described mating groove is arranged on described center-pole, described back-moving spring comprises the first compression torsion spring and the second compression torsion spring, described first compression torsion spring is arranged between described spline wheel and described knob, and described second compression torsion spring is arranged in the caulking groove of described cipher wheel and described sliding component.
5. intelligent luggage padlock according to claim 4, it is characterized in that: the third gear block that described knob comprises ring bodies, the first block stretching out in described ring bodies both sides respectively and the second block and protrudes from the side of described ring bodies, the inner annular edge of described ring bodies is raised with projection, described projection coordinates with described mating groove, and described third gear block is locked benevolence side near described TSA and arranged.
6. intelligent luggage padlock according to claim 1, is characterized in that: the lower rim that described TSA locks benevolence is arranged with shifting block.
7. intelligent luggage padlock according to claim 1, it is characterized in that: described push button comprises press section and from described press section to the described support arm that described knob direction extends, described support arm is provided with embedded hole, the free terminal of described support arm is also provided with protruding post, described protruding post is arranged with push button spring, and described push button spring is arranged between the free terminal of described support arm and described sliding component.
8. intelligent luggage padlock according to claim 7, it is characterized in that: the below of described sliding component is provided with clamped, one end of described clamped is provided with the portion of triggering, described in the portion of triggering embed in described embedded hole, described sliding component is slidably disposed in described clamped.
CN201520886312.7U 2015-11-06 2015-11-06 Intelligence case and bag padlock Expired - Fee Related CN205172215U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520886312.7U CN205172215U (en) 2015-11-06 2015-11-06 Intelligence case and bag padlock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520886312.7U CN205172215U (en) 2015-11-06 2015-11-06 Intelligence case and bag padlock

Publications (1)

Publication Number Publication Date
CN205172215U true CN205172215U (en) 2016-04-20

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Application Number Title Priority Date Filing Date
CN201520886312.7U Expired - Fee Related CN205172215U (en) 2015-11-06 2015-11-06 Intelligence case and bag padlock

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106917548A (en) * 2017-04-27 2017-07-04 东莞市景瑜实业有限公司 A kind of fingerprint bag lock installed with case and bag frame one
CN107435469A (en) * 2017-09-14 2017-12-05 金泰祥精密五金(昆山)有限公司 A kind of concealed middle control luggage combination lock
CN108843155A (en) * 2018-08-30 2018-11-20 东莞市景瑜实业有限公司 A kind of external fixing lock
CN113006602A (en) * 2019-12-20 2021-06-22 瑟德豪斯有限公司 Lock device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106917548A (en) * 2017-04-27 2017-07-04 东莞市景瑜实业有限公司 A kind of fingerprint bag lock installed with case and bag frame one
CN107435469A (en) * 2017-09-14 2017-12-05 金泰祥精密五金(昆山)有限公司 A kind of concealed middle control luggage combination lock
CN107435469B (en) * 2017-09-14 2022-10-21 金泰祥精密五金(昆山)有限公司 Hidden central control case and bag trick lock
CN108843155A (en) * 2018-08-30 2018-11-20 东莞市景瑜实业有限公司 A kind of external fixing lock
CN108843155B (en) * 2018-08-30 2023-08-22 东莞市景瑜实业有限公司 External fixed lock
CN113006602A (en) * 2019-12-20 2021-06-22 瑟德豪斯有限公司 Lock device

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Granted publication date: 20160420