CN220336673U - Fingerprint cabinet lock for storage cabinet - Google Patents
Fingerprint cabinet lock for storage cabinet Download PDFInfo
- Publication number
- CN220336673U CN220336673U CN202321423882.3U CN202321423882U CN220336673U CN 220336673 U CN220336673 U CN 220336673U CN 202321423882 U CN202321423882 U CN 202321423882U CN 220336673 U CN220336673 U CN 220336673U
- Authority
- CN
- China
- Prior art keywords
- lock
- fingerprint
- area
- circuit board
- unlocking
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The application provides a fingerprint cabinet lock for a locker, which comprises a lock box with an installation space and a lock cover covered on the lock box; the front of the lock cover is provided with a fingerprint unlocking area and a mechanical unlocking area for unlocking operation of a user; the lock box is internally divided along the short side of the box body to form a power supply placement area, a circuit board placement area and a lock cylinder placement area; clamping grooves are formed in the side walls of the two short sides of the lock box in the vertical direction, the clamping grooves are located in the circuit board placement area, and the circuit board is clamped in the clamping grooves according to the thickness of the circuit board, so that the circuit board is vertically placed in the circuit board placement area; the power supply placement area is provided with a battery storage cavity for placing a plurality of batteries; the fingerprint unlocking area and the mechanical unlocking area are correspondingly arranged with the lock cylinder arranging area; the lock cylinder installation area is provided with a fingerprint identifier corresponding to the fingerprint unlocking area, and a lock cylinder piece corresponding to the mechanical unlocking area; the fingerprint identifier and the lock core piece are arranged up and down along the long side of the lock box.
Description
Technical Field
The application relates to the technical field of lockers, in particular to a fingerprint cabinet lock for a locker.
Background
Along with the development of the lockers, more places are provided with lockers, such as supermarkets, libraries, restaurants, exhibition halls, entertainment venues, stations, wharfs, airports and other places with larger passenger flow and large mobility. Along with the change of place, attach more and more importance to the safety theftproof of locker, the anti-theft system setting of locker gradually evolves into electronic lock structure from original mechanical lock, adopts electron password, swipes the card or the form of fingerprint to carry out user management and operation, and wherein, fingerprint lock receives more the back-holding of user, and it need not take the card to need not design the password to remember the password, and the operation is more convenient.
However, for fingerprint locks, the structural design is complex, a circuit module, a mechanical driving module and a fingerprint identification module are required to be arranged in the lock box, and the fingerprint lock further comprises a power supply for supplying power to the electronic module and the fingerprint identification module, and most of the mechanical driving modules and the fingerprint electronic control driving modules of the locks are separately designed, so that the lock box with a large space is required, but for a locker, the space for dividing the storage is limited, and the requirement of the locks is biased to be small, in this case, the power supply is generally externally arranged for saving the space of the lock box, and the power supply is realized through circuit connection, so that the lock box is not provided with the power supply module, the space can be greatly saved for arranging other modules, but the bus structure has great limitation on the locker in use and locker installation. If a mobile power supply is adopted, an expansion space is required to be designed for the lock box, and the lock box cannot be compact.
Disclosure of Invention
Aiming at the practical problems and the defects of the prior art, the utility model aims to provide the fingerprint cabinet lock for the storage cabinet, the lock box space is reasonably designed, the small and exquisite installation is realized, and the external flat cable is not required.
In order to solve the technical problem, the application provides a fingerprint cabinet lock for locker, adopts following technical scheme:
a fingerprint cabinet lock for a locker comprises a lock box with an installation space and a lock cover covered on the lock box; the front of the lock cover is provided with a fingerprint unlocking area and a mechanical unlocking area for unlocking operation of a user; the lock box is internally divided along the short side of the box body to form a power supply placement area, a circuit board placement area and a lock cylinder placement area;
clamping grooves are formed in the side walls of the two short sides of the lock box in the vertical direction, the clamping grooves are located in the circuit board placement area, and the circuit board is clamped in the clamping grooves according to the thickness of the circuit board, so that the circuit board is vertically placed in the circuit board placement area;
the power supply placement area is provided with a battery storage cavity for placing a plurality of batteries; the fingerprint unlocking area and the mechanical unlocking area are correspondingly arranged with the lock cylinder arranging area; the lock cylinder installation area is provided with a fingerprint identifier corresponding to the fingerprint unlocking area, and a lock cylinder piece corresponding to the mechanical unlocking area; the fingerprint identifier and the lock core piece are arranged up and down along the long side of the lock box.
In a preferred embodiment, the battery storage cavity opening is arranged at one side of the lock box, which is away from the lock cover,
a certain gap is formed between the bottom of the battery storage cavity and the lock cover, and the gap is used for wiring.
In a preferred embodiment, a plurality of wire clamping devices are arranged on the outer end surface of the bottom of the battery storage cavity;
the opening of the battery storage cavity is matched with the width of a battery, and a plurality of batteries are vertically arranged.
In a preferred embodiment, the lock core member includes a lock tongue, a lock core and a driving member, wherein the lock tongue is fixed on the lock core, and one end of the lock tongue extends out of the lock box;
the lock cylinder is provided with a key slot for unlocking by a key;
the driving piece is connected with the fingerprint identifier, and the fingerprint identifier identification function is used for driving the driving piece to act on the lock cylinder to unlock.
In a preferred embodiment, the driving piece comprises a gear transmission piece and a driving motor, and an output shaft of the driving motor is fixedly connected with a driving wheel of the gear transmission piece;
the driven wheel of the gear transmission piece is arranged on the lock cylinder to drive the lock cylinder to unlock and lock.
In a preferred embodiment, a limit groove is arranged in the mounting hole of the driven wheel, and a part of a locking plate arranged in the lock cylinder extends out of the lock cylinder to be clamped on the limit groove to form limit in an initial state.
In a preferred embodiment, the driving motor is installed at the lower end of the fingerprint identifier, and a positioning block is arranged on the end face of the driving motor and used for positioning and installing the fingerprint identifier.
In a preferred embodiment, two protrusions are circumferentially arranged on the driven wheel, and the two protrusions are arranged at a certain angle;
one of the two protrusions corresponds to the locking state of the lock tongue, and the other protrusion corresponds to the unlocking state of the lock tongue;
one side of the circuit board facing the lock cylinder placement area is provided with a Hall sensor, and one Hall sensor is used for sensing with the bulge and identifying unlocking or locking.
In a preferred embodiment, the clamping groove is provided with a limiting block downwards along the installation direction of the circuit board.
In a preferred embodiment, the back of the lock cover is provided with a plurality of mounting screw holes which are locked with the storage cabinet by screws.
In summary, the present application includes the following beneficial effects:
1. the application sets up regional distribution, rationally arranges each part, adopts the battery to be the electric power storage power simultaneously, avoids external winding displacement for cabinet lock overall design is small and exquisite, simple to operate.
2. This application sets up the circuit board and vertically puts, lays battery and fingerprint identification ware respectively in the both sides of circuit board, and arrangement compact structure, the circuit board is installed with thickness, and the joint is in the draw-in groove, reduces the space occupation ratio of circuit board installation when guaranteeing that circuit board installation is fixed.
3. The fingerprint lock is added on the basis of the mechanical lock, the driving piece is arranged on the lock core, the mechanical lock is matched with the fingerprint lock structure, the mechanical mechanism and the electronic driving structure are reasonably arranged, and the installation structure is compact.
4. The fingerprint lock electronic driving automatic unlocking and locking device is characterized in that Hall sensing is arranged on the circuit board, and fingerprint lock electronic driving automatic unlocking and locking operation is achieved. And meanwhile, the lock cover is provided with a screw hole, and the screw hole is fixed with the storage cabinet by screws, so that the lock cover is convenient to install and detach.
Drawings
FIG. 1 is a perspective view of a fingerprint lock of the present embodiment;
FIG. 2 is an internal mounting block diagram of the fingerprint lock of the present embodiment;
FIG. 3 is a top cross-sectional view of the fingerprint lock of the present embodiment;
FIG. 4 is a right side cross-sectional view of the fingerprint lock of the present embodiment;
FIG. 5 is a left side cross-sectional view of the fingerprint lock of the present embodiment;
fig. 6 is a rear view of the fingerprint lock of the present embodiment.
Reference numerals illustrate: 1. a lock box; 11. a power supply placement area; 111. a battery storage chamber; 112. a wire clamping device; 12. a circuit board mounting area; 121. a clamping groove; 122. a limiting block; 13. a lock cylinder placement area; 131. a positioning block; 2. a locking cover; 21. fingerprint unlocking area; 22. a mechanical unlocking zone; 23. installing a screw hole; 3. a circuit board; 31. a hall sensor; 4. a battery; 5. a fingerprint identifier; 6. a lock core member; 61. a bolt; 62. a lock core; 621. a locking plate; 63. a driving member; 631. a gear transmission member; 632. a protrusion; 633. a driving motor; 64. a key slot.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," configured to, "" engaged with, "" connected to, "and the like are to be construed broadly, and may be, for example," connected to, "wall-mounted," connected to, removably connected to, or integrally connected to, mechanically connected to, electrically connected to, directly connected to, or indirectly connected to, through an intermediary, and may be in communication with each other between two elements, as will be apparent to those of ordinary skill in the art, in view of the detailed description of the terms herein.
The present application is described in further detail below in conjunction with figures 1-6.
The embodiment of the application discloses a fingerprint cabinet lock for locker, including interior lock box 1 that is equipped with installation space and lid 2 that closes on lock box 1. The lock box 1 is internally divided along the short side of the box body to form a power supply placement area 11, a circuit board placement area 12 and a lock cylinder placement area 13.
In the power supply installation area 11, a battery storage space 111 is provided, the opening of the battery storage space 111 is arranged away from the lock cover 2, and the opening is provided with a cover which can be opened and closed for replacing the battery 4. The opening in this battery storage chamber 111 sets up to the width of a battery 4, and this battery storage chamber 111 is internal to store the mode of battery 4 and sets up from top to bottom in order to be vertical, and this application designs and lays 2 batteries 4 in the battery storage chamber 111, retrencies the structure in chamber 111 for the power is settled district 11 space and is occupied ratio little, satisfies the requirement of fingerprint cabinet lock self-contained power simultaneously, removes the trouble of external circuit from, makes the independent flexibility of fingerprint cabinet lock strong, simple to operate.
In the circuit board placement area 12, a clamping groove 121 is provided, the clamping groove 121 is used for clamping and fixing the circuit board 3, the board thickness of the circuit board 3 is clamped in the clamping groove 121, so that the circuit board 3 is vertically placed in the circuit board placement area 12, the circuit board placement area 12 is vertically inserted with the circuit board 3, the space occupation ratio of the circuit board placement area 12 is only the thickness of the circuit board 3, and the lock cylinder placement area 13 is provided with a space for giving way, so that the structure is compact.
In lock core settling zone 13, install lock core spare 6 and fingerprint identification ware 5, fingerprint identification ware 5 with lock core spare 6 is the upper and lower setting along lock box 1 long limit, lock core spare 6 includes spring bolt 61, lock core 62 and driving piece 63, spring bolt 61 is fixed on lock core 62, and one end extends and arranges in outside lock box 1, lock core 62 has a key slot 64 for the key unblanks for the fingerprint cabinet tool to lock has emergent unlocking function.
The fingerprint function of this fingerprint tool to lock does: the driving member 63 includes a gear transmission member 631 and a driving motor 633, an output shaft of the driving motor 633 is fixedly connected with a driving wheel of the gear transmission member 631, a driven wheel of the gear transmission member 631 is mounted on the lock cylinder 62, the fingerprint identifier 5 is used for identifying the function and feeding back the function to the circuit board 3, the circuit board 3 controls the driving motor 633 with feedback information, and the gear transmission member 631 is driven to drive the lock cylinder 62 to unlock and lock.
The fingerprint unlocking structure is matched with the mechanical unlocking structure, when the gear transmission piece 631 is driven, the driven wheel of the gear transmission piece 631 drives the lock cylinder 62 to rotate, the structure is designed to be provided with a limit groove in a mounting hole of the driven wheel, a part of a locking piece 621 arranged in the lock cylinder 62 stretches out of the lock cylinder 62 to be clamped on the limit groove to form limit under the initial state, and the driven wheel is enabled to drive the lock cylinder 62 to rotate by the limit structure, so that fingerprint unlocking and locking functions are realized.
The lock plate 621 arranged in the lock cylinder 62 is in a mechanical unlocking structure locking state in an initial state, when mechanical emergency unlocking is used, a key is inserted into the key slot 64, the lock plate 621 arranged in the lock cylinder 62 is retracted into the lock cylinder 62 under the action of the key, the limit with the driven wheel is released, and at the moment, the lock cylinder 62 can rotate relative to the driven wheel, so that mechanical emergency unlocking is realized. Normally, when the fingerprint lock is used for unlocking, the locking plate 621 and the driven wheel are limited, and under the condition that the motor is not driven, the self-locking of the gear transmission piece 631 is used for limiting the rotation of the lock tongue 61.
In the fingerprint unlocking structure, the arrangement comprises a Hall sensing identification unlocking state and a locking state, preferably, two protrusions 632 are arranged on the driven wheel along the circumferential direction, the protrusions 632 are arranged at a certain angle, one of the protrusions 632 corresponds to the locking state of the lock tongue 61, the other protrusion 632 corresponds to the unlocking state of the lock tongue 61, one side of the circuit board 3, which faces the lock cylinder arrangement area 13, is provided with a Hall sensor 31, and the Hall sensor 31 is alternatively sensed by the protrusions 632 and is used for identifying unlocking or locking.
On the mounting structure cooperation, in order to make hall sensor 31 on circuit board 3 correspond with protruding 632, this application sets up a stopper 122 in draw-in groove 121 bottom, and this stopper 122 is along circuit board 3 installation direction downwards, and when circuit board 3 was supported on this stopper 122 during the installation, this protruding 632 was located same horizontal plane with hall sensor 31, and this stopper 122 further fixed the installation of this circuit board 3 simultaneously.
In the cylinder mounting area 13, the mounting arrangement of the respective components is as follows: the driving motor 633 is mounted at the lower end of the fingerprint identifier 5, the output end of the driving motor 633 is fixedly connected with the driving wheel of the gear transmission member 631, and the driven wheel is sleeved on the lock cylinder 62, so that the mechanical unlocking structure and the fingerprint unlocking driving structure are integrally mounted, and the mounting structure is compact.
Preferably, a certain gap exists between the bottom of the battery storage cavity 111 and the lock cover 2, the gap is used for wiring, a plurality of wire clamping devices 112 are arranged on the outer side end face of the bottom of the battery storage cavity 111, and the battery 4 storage area and the wiring of the circuit board 3 are clamped on the wire clamping devices, so that the wire arrangement is distributed clearly.
The locking closure 2 that this application lock provided sets up fingerprint unlocking zone 21 and mechanical unlocking zone 22 in its openly and is used for the user to unblank the operation, fingerprint unlocking zone 21 and mechanical unlocking zone 22 correspond the setting with fingerprint identification ware 5 and key slot 64 respectively, during the installation, preferably set up locating piece 131 on driving motor 633 terminal surface, with bonding fixedly between fingerprint identification ware 5 and the locating piece 131 for fingerprint identification ware 5 just corresponds when corresponding locking closure 2 installation, just corresponds in fingerprint unlocking zone 21, and this locating piece 131 is used for supporting fingerprint identification ware 5, when carrying out finger pressing fingerprint identification, is unlikely to the dynamics excessively to press into fingerprint identification ware 5, makes it break away from fingerprint unlocking zone 21, and influences the fingerprint unlocking function of fingerprint cabinet lock.
Simultaneously, the back of the lock cover 2 is provided with a plurality of mounting screw holes 23 which are locked with the storage cabinet by screws, when the fingerprint cabinet lock is mounted, the fingerprint cabinet lock is clamped on a preset mounting hole of the storage cabinet, and the mounting screw holes 23 are used for screw mounting, so that the mounting and the dismounting are simple.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. A fingerprint cupboard lock for locker, its characterized in that: comprises a lock box with an installation space inside and a lock cover covered on the lock box; the front of the lock cover is provided with a fingerprint unlocking area and a mechanical unlocking area for unlocking operation of a user; the lock box is internally divided along the short side of the box body to form a power supply placement area, a circuit board placement area and a lock cylinder placement area;
clamping grooves are formed in the side walls of the two short sides of the lock box in the vertical direction, the clamping grooves are located in the circuit board placement area, and the circuit board is clamped in the clamping grooves according to the thickness of the circuit board, so that the circuit board is vertically placed in the circuit board placement area;
the power supply placement area is provided with a battery storage cavity for placing a plurality of batteries; the fingerprint unlocking area and the mechanical unlocking area are correspondingly arranged with the lock cylinder arranging area; the lock cylinder installation area is provided with a fingerprint identifier corresponding to the fingerprint unlocking area, and a lock cylinder piece corresponding to the mechanical unlocking area; the fingerprint identifier and the lock core piece are arranged up and down along the long side of the lock box.
2. A fingerprint lock for a locker as defined in claim 1, wherein: the battery storage cavity opening is arranged at one side of the lock box, which is away from the lock cover,
a certain gap is formed between the bottom of the battery storage cavity and the lock cover, and the gap is used for wiring.
3. A fingerprint lock for a locker as defined in claim 2, wherein: a plurality of wire clamping devices are arranged on the outer end face of the bottom of the battery storage cavity;
the opening of the battery storage cavity is matched with the width of a battery, and a plurality of batteries are vertically arranged.
4. A fingerprint lock for a locker as defined in claim 1, wherein: the lock core piece comprises a lock tongue, a lock core and a driving piece, wherein the lock tongue is fixed on the lock core, and one end of the lock tongue extends out of the lock box;
the lock cylinder is provided with a key slot for unlocking by a key;
the driving piece is connected with the fingerprint identifier, and the fingerprint identifier identification function is used for driving the driving piece to act on the lock cylinder to unlock.
5. A fingerprint lock for a locker as defined in claim 4 wherein: the driving piece comprises a gear transmission piece and a driving motor, and an output shaft of the driving motor is fixedly connected with a driving wheel of the gear transmission piece;
the driven wheel of the gear transmission piece is arranged on the lock cylinder to drive the lock cylinder to unlock and lock.
6. A fingerprint lock for a locker as defined in claim 5 wherein: and a limiting groove is formed in the mounting hole of the driven wheel, and a part of a locking plate arranged in the lock cylinder extends out of the lock cylinder to be clamped on the limiting groove to form limiting under an initial state.
7. A fingerprint lock for a locker as defined in claim 5 wherein: the driving motor is arranged at the lower end of the fingerprint identifier, and a positioning block is arranged on the end face of the driving motor and used for positioning and mounting the fingerprint identifier.
8. A fingerprint lock for a locker as defined in claim 5 wherein: two bulges are arranged on the driven wheel along the circumferential direction, and the two bulges are arranged at a certain angle;
one of the two protrusions corresponds to the locking state of the lock tongue, and the other protrusion corresponds to the unlocking state of the lock tongue;
one side of the circuit board facing the lock cylinder placement area is provided with a Hall sensor, and one Hall sensor is used for sensing with the bulge and identifying unlocking or locking.
9. A fingerprint lock for a locker as defined in claim 7 wherein: the clamping groove is provided with a limiting block downwards along the installation direction of the circuit board.
10. A fingerprint lock for a locker as defined in claim 1, wherein: the back of the lock cover is provided with a plurality of mounting screw holes which are locked with the storage cabinet by screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321423882.3U CN220336673U (en) | 2023-06-06 | 2023-06-06 | Fingerprint cabinet lock for storage cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321423882.3U CN220336673U (en) | 2023-06-06 | 2023-06-06 | Fingerprint cabinet lock for storage cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220336673U true CN220336673U (en) | 2024-01-12 |
Family
ID=89450945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321423882.3U Active CN220336673U (en) | 2023-06-06 | 2023-06-06 | Fingerprint cabinet lock for storage cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220336673U (en) |
-
2023
- 2023-06-06 CN CN202321423882.3U patent/CN220336673U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7690230B2 (en) | Housing for electronic lock | |
| US20210193979A1 (en) | Retrofit battery module | |
| CN108915413A (en) | A kind of bin door lock and lock control system | |
| CN220336673U (en) | Fingerprint cabinet lock for storage cabinet | |
| CN210563892U (en) | Intelligent lock of power distribution cabinet | |
| CN214576366U (en) | Mini-type battery lock | |
| CN214963747U (en) | Storing cabinet | |
| CN115734536A (en) | Controller and vehicle comprising same | |
| CN210422212U (en) | Intelligent well lid lock and intelligent well lid with same | |
| CN110389317B (en) | Low-power-consumption cabinet body for rapidly positioning scattered-sequence objects and positioning method | |
| US20210188211A1 (en) | Authentication System and Corresponding Security Method | |
| CN211448142U (en) | Electronic lock | |
| CN215803836U (en) | Building automation control device of dual-power control equipment | |
| CN217975787U (en) | Automatic driving device of lock | |
| CN212013351U (en) | Door control box | |
| CN211448143U (en) | Electronic door lock and door using same | |
| CN220151106U (en) | Intelligent electronic lock with built-in battery | |
| CN216817472U (en) | Card swiping equipment with protection device | |
| CN219642999U (en) | Intelligent door battery compartment structure, intelligent door electronic lock and intelligent door | |
| CN219910369U (en) | Electric cabinet lock | |
| CN214279025U (en) | Car key with upgrading system | |
| CN211349443U (en) | Intelligent access control system | |
| CN220522276U (en) | Passive intelligent door lock and door lock system | |
| CN211776625U (en) | Electric cabinet lock for internet of things | |
| CN219316671U (en) | Wireless standby power supply structure for concealed cabinet lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |