CN110798019A - Charging device for intelligent lock - Google Patents
Charging device for intelligent lock Download PDFInfo
- Publication number
- CN110798019A CN110798019A CN201911212441.7A CN201911212441A CN110798019A CN 110798019 A CN110798019 A CN 110798019A CN 201911212441 A CN201911212441 A CN 201911212441A CN 110798019 A CN110798019 A CN 110798019A
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- China
- Prior art keywords
- magnet
- conductor
- intelligent lock
- roller
- voltage stabilizer
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1869—Linear generators; sectional generators
- H02K7/1876—Linear generators; sectional generators with reciprocating, linearly oscillating or vibrating parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/0057—Feeding
- E05B2047/0062—Feeding by generator
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a charging device for an intelligent lock, which comprises a shell, a rope, a power generation device and a charging circuit, wherein a magnet and a conductor are arranged in the shell, the magnet and the conductor can cut a magnetic induction line of the magnet to generate current by applying a magnetic power generation principle in the process of opening and closing a door, so that power is supplied to and charged for the intelligent lock, a battery does not need to be disassembled and replaced, and the service life of the intelligent lock is prolonged.
Description
Technical Field
The invention relates to the field of intelligent household equipment, in particular to a charging device for an intelligent lock.
Background
Along with the development of science and technology, various intelligent electronic locks are researched and produced, in the field of safety and technical protection, the electronic coded lock with the anti-theft alarm function replaces the traditional mechanical coded lock, and the defects of small code amount and poor safety performance of the mechanical coded lock are overcome, so that the coded lock has high safety and reliability, and the coded lock is technically or functionally improved by one step.
However, although the electronic intelligent lock has high safety and reliability, all electronic products cannot be supported by electric power, and the electronic equipment generally cannot be provided with a battery with capacity due to the limitation of the volume and the environmental space of the electronic equipment, so that the battery of the electronic intelligent lock needs to be replaced after the electronic intelligent lock is used for a certain time, and the intelligent lock needs to be frequently disassembled once, so that the service life of the lock is shortened, and the electronic intelligent lock is troublesome to disassemble and assemble and needs to have certain manual capability or need to require professional maintenance or after-sales personnel to assist in replacement, thereby increasing the manual service cost.
Disclosure of Invention
According to the charging device for the intelligent lock, the magnet and the conductor are arranged in the shell, the magnetic electricity generation principle can be applied, and in the process of opening and closing the door, the conductor in the electricity generation device can cut the magnetic induction line of the magnet to generate current, so that power is supplied to and charged for the intelligent lock, the battery does not need to be detached and replaced, and the service life of the intelligent lock is prolonged.
The invention adopts the following technical scheme for realizing the purpose:
the invention provides a charging device for an intelligent lock, which comprises a shell, a rope, a power generation device and a charging circuit, wherein the shell is detachably arranged on a door leaf, the power generation device is arranged in the shell, a cross rod is detachably arranged at an opening at the top of the shell, a wire wheel is sleeved in the middle of the cross rod, the power generation device comprises a first magnet, a second magnet, a conductor, a first collecting ring, a second collecting ring and an elastic piece, one end of the rope is connected with the conductor, the other end of the rope is wound around the wire wheel and then connected with a door frame, the first magnet is arranged on one side in the shell, the second magnet is arranged on the opposite side of the first magnet, a gap is reserved between the first magnet and the second magnet, and the conductor is arranged in the gap between the first magnet and the second magnet, the first collecting ring is arranged at one end of the conductor, the second collecting ring is arranged at the other end of the conductor, the first collecting ring is connected with the input end of the charging circuit through a lead, the second collecting ring is connected with the input end of the charging circuit through a lead, the charging circuit is used for storing electric energy generated by the power generation device and supplying power to the intelligent lock, one end of the elastic piece is connected with the conductor, and the other end of the elastic piece is linked with the bottom of the shell;
further, the sizes of the first magnet and the second magnet are consistent;
further, the polarities of the first magnet and the second magnet are different.
In an embodiment of the present invention, the length of the conductor is greater than the width of the first and second magnets.
In an embodiment of the present invention, the power generation device further includes a first roller and a second roller, the outer diameters of the first roller and the second roller are greater than the length of the gap between the first magnet and the second magnet, the inner diameters of the first roller and the second roller are equal to the diameter of the conductor, the first roller is sleeved on one end of the conductor, and the second roller is sleeved on the other end of the conductor;
further, the first trolley wheel is sleeved between the first collecting ring and the first magnet, and the second trolley wheel is sleeved between the second collecting ring and the first magnet.
In an embodiment of the present invention, the charging circuit includes a first voltage stabilizer, a second voltage stabilizer, a first diode, a second diode, and a power supply device, a positive input terminal of the first voltage stabilizer is connected to the first collector ring and a negative electrode of the second diode, a negative input terminal of the first voltage stabilizer is connected to a positive electrode of the first diode, a negative electrode of the first diode is connected to a positive input terminal of the second voltage stabilizer and the second collector ring, a positive electrode of the second diode is connected to a negative input terminal of the second voltage stabilizer, a positive output terminal of the first voltage stabilizer is connected to a positive output terminal of the second voltage stabilizer and a positive electrode of the power supply device, a negative output terminal of the first voltage stabilizer is connected to a negative output terminal of the second voltage stabilizer and a negative electrode of the power supply device, a positive electrode of the power supply device is connected to a positive power supply input terminal of the smart lock, and the negative electrode of the power supply device is connected with the negative power supply input end of the intelligent lock, and the power supply device is used for storing the electric quantity generated by the power generation device and supplying power to the intelligent lock.
In an embodiment of the invention, the elastic member is an insulator.
In an embodiment of the present invention, the elastic member includes, but is not limited to, a spring and an elastic rubber band.
The invention has the beneficial effects that:
according to the charging device for the intelligent lock, the power generation device is arranged on the shell, and by utilizing the electrical principle of magnetic power generation, a conductor of the power generation device can cut the magnetic induction line along with the opening and closing of the door leaf, so that electric power is generated, the intelligent lock is charged without disassembling and replacing a battery, and the service life of the intelligent lock is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a charging device for an intelligent lock according to an embodiment of the present invention;
FIG. 2 is a front view of a power generation device of a charging device for an intelligent lock according to an embodiment of the present invention;
FIG. 3 is a side view of a charging device power generation device for a smart lock in accordance with an embodiment of the present invention;
fig. 4 is a schematic diagram of a charging circuit of a charging device for an intelligent lock according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, wherein the exemplary embodiments and descriptions are only used for explaining the present invention, but not for limiting the present invention.
It should be noted that, in the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1, 2 and 3, a charging device for an intelligent lock is characterized by comprising a housing 1, a rope 2, a power generation device 3 and a charging circuit 4, wherein the housing 1 is detachably arranged on a door leaf, the power generation device 3 is arranged in the housing 1, a cross bar 11 is detachably arranged at an opening at the top of the housing 1, a wire wheel 12 is sleeved at the middle of the cross bar 11, the power generation device 3 comprises a first magnet 31, a second magnet 32, a conductor 33, a first collecting ring 34, a second collecting ring 35 and an elastic piece 36, one end of the rope 2 is connected with the conductor 33, the other end of the rope 2 is wound on the wire wheel 12 and then connected with a door frame, the first magnet 31 is arranged at one side in the housing 1, the second magnet 32 is arranged at the opposite side of the first magnet 31, the first magnet 31, A gap is reserved between the second magnets 32, the conductor 33 is arranged in the gap between the first magnet 31 and the second magnet 32, the first slip ring 34 is arranged at one end of the conductor 33, the second slip ring 35 is arranged at the other end of the conductor 33, the first slip ring 34 is connected with the input end of the charging circuit 4 through a lead, the second slip ring 35 is connected with the input end of the charging circuit 4 through a lead, the charging circuit 4 is used for storing electric energy generated by the power generation device 3 and supplying power to the intelligent lock, one end of the elastic member 36 is connected with the conductor 33, and the other end of the elastic member 36 is connected with the bottom of the shell 1.
Further, the first magnet 31 and the second magnet 32 have the same size;
further, the polarities of the first magnet 31 and the second magnet 32 are different. In an embodiment of the present invention, the length of the conductor 33 is greater than the width of the first and second magnets 31 and 32.
Specifically, in a certain implementation scenario, the charging device includes a housing 1, a rope 2, a power generation device 3, and a charging circuit 4, where the power generation device 3 is disposed in the housing 1, the housing 1 may be disposed on a surface of a door leaf or a groove may be disposed in the door leaf, and the entire charging device is disposed in the groove, the entire charging device may be vertically disposed in the door leaf or transversely or obliquely disposed in the door leaf, a specific disposition direction is not specifically limited, and in this embodiment, the charging device disposed in the vertical direction is specifically described;
the power generation device 3 is arranged in the shell 1, a cross rod 11 is arranged in an opening at the top of the shell 1, a wire wheel 12 is sleeved in the middle of the cross rod 11, one end of a rope 2 is fixed in an upper frame of a door frame, the other end of the rope is connected with the power generation device 3 after being wound around the wire wheel 11, when a door leaf and the door frame are in a closed state, the distance from a point of the upper door frame to a left side door frame of the rope 2 is equal to the distance from the shell to the left side door frame, in order to enable the power generation device 3 to have a better charging effect, the power generation device 3 is far away from one side of a hinge as far as possible, one end of the rope 2 is nailed in the upper door frame, the other end of the rope 2 is connected with the power generation device 3, under the pushing action of manpower, when the door is opened, the door leaf rotates by taking a straight line of the hinge as an axis, because the conductor 33 is connected with the door frame through the rope 2, in a door closing state, the conductor 33 is positioned at the bottom of the shell, when the door leaf is opened to the maximum, the conductor 33 is positioned at the top of the shell, and in the process of opening and closing the door, the conductor 33 can repeatedly ascend or descend;
because the conductor 33 is arranged between the first magnet 31 and the second magnet 32, and the polarities of the first magnet 31 and the second magnet 32 are not the same, a magnetic field is generated by the characteristics of the first magnet 31 and the second magnet 32, and magnetic induction lines in the magnetic field are cut continuously in the process of ascending or descending of the conductor 33, so that current is generated in the conductor 33, the current in the conductor is collected through the first collecting ring 34 and the second collecting ring 35, and is led to the power supply input end of the intelligent lock charging circuit 4 through a lead to be stored, and power is supplied to the intelligent lock;
when the shell 1 is arranged in a groove arranged in a door leaf, the total thickness of the whole shell 1 is smaller than the thickness of the door leaf, the depth of the shell is equal to or slightly larger than the length of the rope 2, the first magnet 31 and the second magnet 32 have the same size, and the lengths of the first magnet 31 and the second magnet 32 are both equal to or slightly smaller than the depth of the shell, so that the maximum moving stroke of the conductor 33 is ensured, the generated electric quantity is the largest, meanwhile, in order to achieve the optimal charging effect, the length of the rope 2 is equal to or slightly smaller than the maximum distance between the most edge of one side of the intelligent lock and a door frame, namely, the length of the rope 2 is equal to or slightly smaller than the distance between one side of the door leaf far away from a hinge and the door frame when the rotating angle of the door leaf reaches the maximum, the wire wheel 12 is arranged in order to reduce the friction force between the rope 2 and the door leaf when the door is opened, the inner wall of the wire groove is smooth, so that the friction force of the rope during movement can be reduced.
In an embodiment of the present invention, the power generation device 3 further includes a first roller 37 and a second roller 38, the outer diameters of the first roller 37 and the second roller 38 are greater than the length of the gap between the first magnet 31 and the second magnet 32, the inner diameters of the first roller 37 and the second roller 38 are equal to the diameter of the conductor 33, the first roller 37 is sleeved on one end of the conductor 33, and the second roller 38 is sleeved on the other end of the conductor 33;
further, the first roller 37 is sleeved between the first slip ring 34 and the first magnet 31, and the second roller 38 is sleeved between the second slip ring 35 and the first magnet 31;
specifically, in order to stabilize the moving direction of the conductor 33, so that the conductor does not incline during ascending and descending, and friction between the conductor 33 and the magnets is reduced, two rollers are added at two ends of the conductor 33, and since the first magnet 31 and the second magnet 32 are consistent in size and oppositely arranged, that is, the first roller 37 is sleeved at the middle of the first slip ring 34 to the first magnet 31 and the second magnet 32, and the second roller 38 is sleeved at the middle of the second slip ring 35 to the first magnet 31 and the second magnet 32, friction between the conductor 33 and the magnets can be reduced.
As shown in fig. 4, in an embodiment of the present invention, the charging circuit 4 includes a first voltage regulator 41, a second voltage regulator 42, a first diode 43, a second diode 44, and a power supply device 45, a positive input terminal of the first voltage regulator 41 is connected to negative terminals of the first and second slip rings 34 and 44, a negative input terminal of the first voltage regulator 41 is connected to a positive terminal of the first diode 43, a negative terminal of the first diode 43 is connected to positive input terminals of the second voltage regulator 42 and the second slip ring 35, a positive terminal of the second diode 44 is connected to a negative input terminal of the second voltage regulator 42, a positive output terminal of the first voltage regulator 41 is connected to a positive output terminal of the second voltage regulator 42 and a positive terminal of the power supply device 45, a negative output terminal of the first voltage regulator 41 is connected to a negative output terminal of the second voltage regulator 42 and a negative terminal of the power supply device 45, the positive pole of the power supply device 45 is connected with the positive power supply input end of the intelligent lock, the negative pole of the power supply device 45 is connected with the negative power supply input end of the intelligent lock, a first diode 43, a second diode 44, a first diode 43 and a second diode 44, and the power supply device 45 is used for storing the electric quantity generated by the power generation device 3 and supplying power to the intelligent lock;
specifically, in order to charge the power supply device 45 with the electric energy generated during the door opening and closing process, a first voltage stabilizer 41, a second voltage stabilizer 42, a first diode 43, a second diode 44 and a power supply device 45 are arranged in the charging circuit 4, when the door is opened, under the pushing of an external force, the rope 2 is tensioned, the conductor 33 gradually rises from the bottom of the shell to the top of the shell along with the increase of the opening angle of the door leaf, the conductor 33 cuts the magnetic induction lines generated by the first magnet 31 and the second magnet 32, according to the right-hand rule, the electric potential in the first collecting ring 34 is higher than the electric potential in the second collecting ring 35, namely, the first collecting ring 34 is a positive pole, the second collecting ring 35 is a negative pole, at this time, the current only flows out of the first collecting ring 34, and the current only flows in from the positive pole of the diode due to the rectifying characteristic of the diode, that is, the current can only flow out from the first diode 43 of the first slip ring 34, and after the current is stabilized by the first voltage stabilizer 41, the current is introduced into the power supply device 45 from the positive output terminal of the first voltage stabilizer 41, but the current cannot be introduced into the second voltage stabilizer 42 through the second diode 44, and at this time, the power supply device 45 is charged by the electric quantity generated by the power generation device 3 when the door is opened;
similarly, when the door is closed, in the process that the conductor 33 gradually descends from the top of the shell to the bottom of the shell under the pushing of an external force or the gravity of the conductor 33, the conductor 33 cuts the magnetic induction lines generated by the first magnet 31 and the second magnet 32, at this time, the potential in the first slip ring 34 is lower than the potential of the second slip ring 35 according to the right-hand rule, that is, the first slip ring 34 is the negative electrode, and the second slip ring 35 is the positive electrode, at this time, the current flows out from the second slip ring 35, due to the rectifying property of the diode, the current can only flow in from the positive electrode of the diode, that is, the current can only flow out from the second diode 44 of the second slip ring 35 and then flows into the power supply device 45 from the positive output end of the second voltage stabilizer 42 after being stabilized by the second voltage stabilizer 42, and can not flow in the second voltage stabilizer 42 through the first diode 53, at this time, the power supply device 45 is charged by the electric quantity generated by the power generation device 3 when the door is closed;
it can be understood that, when the housing 1 is arranged inside the door leaf, a channel penetrating the housing 1 and the intelligent lock can be arranged in the door leaf so as to facilitate wiring, and a lead can be led out from the housing and arranged in a carving groove existing in the door leaf frame, so that the door leaf is more attractive.
In an embodiment of the present invention, the elastic member 36 is an insulator.
In an embodiment of the present invention, the elastic member 36 includes, but is not limited to, a spring and an elastic rubber band.
Specifically, the elastic member 36 includes, but is not limited to, a spring, a rubber band, and the like, and the material of the elastic member 36 is an insulator material, so that the generated electric quantity of the conductor 33 is not consumed.
It should be understood that the connection relationship between the components is not fully drawn for the sake of the aesthetic appearance of the drawings, but those skilled in the art can connect the components according to the conventional technical means in the technical field.
It should be understood that the above examples are only for clearly showing the technical solutions of the present invention, and are not intended to limit the embodiments of the present invention. It will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made herein without departing from the spirit and scope of the invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (9)
1. A charging device for an intelligent lock is characterized by comprising a shell, a rope, a power generation device and a charging circuit, wherein the shell is detachably arranged on a door leaf, the power generation device is arranged in the shell, a cross rod is detachably arranged at an opening at the top of the shell, a wire wheel is sleeved in the middle of the cross rod, the power generation device comprises a first magnet, a second magnet, a conductor, a first collecting ring, a second collecting ring and an elastic piece, one end of the rope is connected with the conductor, the other end of the rope is wound around the wire wheel and then connected with a door frame, the first magnet is arranged on one side inside the shell, the second magnet is arranged on the opposite side of the first magnet, a gap is reserved between the first magnet and the second magnet, and the conductor is arranged in the gap between the first magnet and the second magnet, the first collecting ring is arranged at one end of the conductor, the second collecting ring is arranged at the other end of the conductor, the first collecting ring is connected with the input end of the charging circuit through a conducting wire, the second collecting ring is connected with the input end of the charging circuit through a conducting wire, the charging circuit is used for storing electric energy generated by the power generation device and supplying power to the intelligent lock, one end of the elastic piece is connected with the conductor, and the other end of the elastic piece is linked with the bottom of the shell.
2. The charging device for the intelligent lock as recited in claim 1, wherein the first magnet and the second magnet are of the same size.
3. The charging device for the intelligent lock as recited in claim 1, wherein the first magnet and the second magnet have different polarities.
4. A charging arrangement for a smart lock as claimed in claim 1, wherein the length of said conductor is greater than the width of said first and second magnets.
5. The charging device of claim 1, wherein the power generating device further comprises a first roller and a second roller, the outer diameter of the first roller and the second roller is larger than the length of the gap between the first magnet and the second magnet, the inner diameter of the first roller and the second roller is equal to the diameter of the conductor, the first roller is sleeved on one end of the conductor, and the second roller is sleeved on the other end of the conductor.
6. The charging device for the intelligent lock as recited in claim 5, wherein the first roller is sleeved between the first collecting ring and the first magnet, and the second roller is sleeved between the second collecting ring and the first magnet.
7. The charging device according to claim 1, wherein the charging circuit comprises a first voltage stabilizer, a second voltage stabilizer, a first diode, a second diode, and a power supply device, wherein the positive input terminal of the first voltage stabilizer is connected to the negative terminals of the first and second slip rings, the negative input terminal of the first voltage stabilizer is connected to the positive terminal of the first diode, the negative terminal of the first diode is connected to the positive input terminal of the second voltage stabilizer and the second slip ring, the positive terminal of the second diode is connected to the negative input terminal of the second voltage stabilizer, the positive output terminal of the first voltage stabilizer is connected to the positive output terminal of the second voltage stabilizer and the positive terminal of the power supply device, and the negative output terminal of the first voltage stabilizer is connected to the negative output terminal of the second voltage stabilizer and the negative terminal of the power supply device, the positive pole of the power supply device is connected with the positive power input end of the intelligent lock, the negative pole of the power supply device is connected with the negative power input end of the intelligent lock, and the power supply device is used for storing electric quantity generated by the power generation device and supplying power to the intelligent lock.
8. A charging arrangement for a smart lock as claimed in claim 1, in which the resilient member is an insulator.
9. The charging device for the intelligent lock as recited in claim 1, wherein the elastic member includes but is not limited to a spring and an elastic rubber band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911212441.7A CN110798019A (en) | 2019-12-02 | 2019-12-02 | Charging device for intelligent lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911212441.7A CN110798019A (en) | 2019-12-02 | 2019-12-02 | Charging device for intelligent lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110798019A true CN110798019A (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911212441.7A Pending CN110798019A (en) | 2019-12-02 | 2019-12-02 | Charging device for intelligent lock |
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| CN (1) | CN110798019A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117595470A (en) * | 2024-01-18 | 2024-02-23 | 东莞莱姆森科技建材有限公司 | Induction type wireless charging mirror cabinet |
-
2019
- 2019-12-02 CN CN201911212441.7A patent/CN110798019A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117595470A (en) * | 2024-01-18 | 2024-02-23 | 东莞莱姆森科技建材有限公司 | Induction type wireless charging mirror cabinet |
| CN117595470B (en) * | 2024-01-18 | 2024-04-02 | 东莞莱姆森科技建材有限公司 | Induction type wireless charging mirror cabinet |
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