CN111321940A - Intelligent door opening device for controlling mechanical door lock switch - Google Patents

Intelligent door opening device for controlling mechanical door lock switch Download PDF

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Publication number
CN111321940A
CN111321940A CN201811540399.7A CN201811540399A CN111321940A CN 111321940 A CN111321940 A CN 111321940A CN 201811540399 A CN201811540399 A CN 201811540399A CN 111321940 A CN111321940 A CN 111321940A
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CN
China
Prior art keywords
gear
unit
unlocking
piece
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811540399.7A
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Chinese (zh)
Inventor
易思亮
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.)
Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201811540399.7A priority Critical patent/CN111321940A/en
Publication of CN111321940A publication Critical patent/CN111321940A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B19/00—Keys; Accessories therefor
    • E05B19/20—Skeleton keys; Devices for picking locks; Other devices for similar purposes ; Means to open locks not otherwise provided for, e.g. lock pullers
    • 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
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B63/00—Locks or fastenings with special structural characteristics
    • E05B63/0065—Operating modes; Transformable to different operating modes
    • 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
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B2047/0014—Constructional features of actuators or power transmissions therefor
    • E05B2047/0018—Details of actuator transmissions
    • E05B2047/002—Geared transmissions
    • E05B2047/0022—Planetary gears
    • 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
    • E05B2047/0067—Monitoring
    • 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
    • E05B2047/0083—Devices of electrically driving keys, e.g. to facilitate opening

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention provides an intelligent door opening device for controlling a mechanical door lock switch, which comprises: the clamping unit, the electric opening unit and the transmission unit; the electric opening unit is in wireless connection with the control terminal to receive an unlocking or anti-locking instruction and make corresponding action; the clamping unit is arranged on one side of the knob lock facing the indoor space, sleeved outside a knob of the knob lock and matched with the knob lock in a linkage manner; the electric opening unit is in linkage fit with the clamping unit through the transmission unit when unlocking or back locking is performed; when the electric opening unit does not execute unlocking or back locking action, the transmission unit and the clamping unit are in linkage disengagement. The invention provides an intelligent door opening device for controlling a mechanical door lock switch, which can wirelessly open a door lock without using a key under the condition that a user does not need to replace the door lock.

Description

Intelligent door opening device for controlling mechanical door lock switch
Technical Field
The present invention relates to an unlocking device.
Background
In recent years, with the rapid development of mobile internet and internet of things, smart homes are more and more popular, and convenience is brought to users. However, in the process of upgrading and upgrading home products, a lot of problems are faced to install intelligent equipment, for example, the original equipment is troublesome to disassemble and replace, and waste is caused; the new equipment needs complex installation processes such as measurement, wiring, punching and the like, and is high in price. Particularly, in the aspect of door locks, users can enjoy the convenience of unlocking due to the fingerprint lock, and meanwhile, the problems that the original door lock needs to be replaced, the selling price and the installation cost are high and the like are also met. Therefore, if can be under the prerequisite of not changing the lock, unblank the mode upgrading for intelligent wireless unblanking with traditional mechanical key, like cell-phone APP unblanks etc. can solve the user and carry a great deal of inconvenience of mechanical key, simultaneously can greatly reduced use cost. Considering the huge number of mechanical door locks on the market and the wide range of users, the scheme has great market benefit.
Disclosure of Invention
The invention aims to solve the main technical problem of providing an intelligent door opening device for controlling a mechanical door lock to open and close, which can wirelessly open the door lock without using a key under the condition that a user does not need to replace the door lock.
In order to solve the above technical problem, the present invention provides an intelligent door opening device for controlling a mechanical door lock switch, comprising: the clamping unit, the electric opening unit and the transmission unit; the electric opening unit is in wireless connection with the control terminal to receive an unlocking or anti-locking instruction and make corresponding action;
the clamping unit is arranged on one side of the mechanical door lock facing the indoor space, sleeved outside the opening piece of the mechanical door lock and matched with the opening piece in a linkage manner;
the electric opening unit is in linkage fit with the clamping unit through the transmission unit when unlocking or back locking is performed; when the electric opening unit does not execute unlocking or back locking action, the transmission unit and the clamping unit are in linkage disengagement.
In a preferred embodiment: the electric opening unit comprises a motor and a transmission fitting piece rotating around the motor along with the rotation of the motor;
when the electric unlocking unit carries out unlocking or back locking, the motor drives the transmission matching piece to move to a transmission position, so that the motor is in linkage matching with the transmission unit;
when the electric unlocking unit finishes unlocking or back locking, the motor drives the transmission matching piece to move out of the transmission position, so that the motor and the transmission unit are disconnected and matched in a linkage manner.
In a preferred embodiment: the output rotating shaft of the motor is sleeved with a first gear; the transmission fitting piece is a walking gear; the walking gear is meshed with the first gear, and when the first gear rotates, the walking gear walks around an output rotating shaft of the motor.
In a preferred embodiment: the transmission unit is a second gear; a third gear is arranged on the periphery of the clamping unit; the second gear is meshed with a third gear; when the walking gear walks to the transmission position, the walking gear is respectively meshed with the first gear and the second gear; and the walking gear and the second gear are in limit fit along the walking direction.
In a preferred embodiment: the second gear is also provided with a fourth gear and a fifth gear which are coaxially arranged with the second gear; the fourth gear is contacted with the toggle switch in the process of rotating along with the second gear; the angle sensor records the rotating angle of the fifth gear; when the number of times that the toggle switch is touched reaches a preset value or the angle sensor records that the rotating angle of the fifth gear reaches a preset value, the motor stops rotating.
In a preferred embodiment: the handle is connected with the clamping unit in a linkage mode and used for manually rotating the opening piece.
In a preferred embodiment: the clamping unit is provided with an installation groove and a clamping sleeve; the clamping sleeve and the mounting groove are detachably connected.
In a preferred embodiment: the clamping sleeve is provided with at least two positioning components along the direction vertical to the door, and the side wall of the mounting groove is provided with a positioning matching piece matched with the positioning components; the relative position of the clamping sleeve in the direction perpendicular to the door is adjusted through the matching of the positioning matching piece and different positioning components so as to match and clamp the opening pieces with different heights.
In a preferred embodiment: the positioning assembly is a runway-shaped hole, and the positioning fitting piece is a positioning bead.
In a preferred embodiment: the device also comprises a second clamping unit; the mechanical door lock comprises an opening piece replacing piece detachably arranged in a clamping unit, wherein one side of the opening piece replacing piece facing to the mechanical door lock is provided with a socket; the socket is used for being connected with the lock cylinder after the panel and the opening piece are detached in an inserting mode.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1. the invention provides an intelligent door opening device for controlling a mechanical door lock switch, which is characterized in that an opening piece is clamped by a clamping unit and is driven by a motor to rotate, so that a user can send a forward rotation instruction or a reverse rotation instruction to the motor through intelligent equipment such as a mobile phone APP (application), a knob is driven to rotate, and unlocking or reverse locking actions are realized. The original door lock does not need to be changed. Is very convenient. In addition, the scheme has no influence on one side of the lock facing to the external space, and a user does not have any limitation when using the key to unlock the lock.
2. The invention provides an intelligent door opening device for controlling a mechanical door lock switch, wherein an electric opening unit is in linkage fit with a clamping unit through a transmission unit when unlocking or back locking is performed; when the electric unlocking unit does not execute unlocking or back locking action, the transmission unit is in linkage disengagement with the clamping unit; therefore, when a user manually unlocks the lock, the clamping unit rotates to drive the electric unlocking unit not to rotate, the resistance of manual unlocking is reduced, and the user can normally unlock the lock by using a key or the manual unlocking unit. This technique has solved current product in cooperation lock use, and when opening the door with the key, the lock core rotates because of receiving motor torsion to obstruct, can't rotate the problem of unblanking.
3. The invention provides an intelligent door opener for controlling a mechanical door lock switch, which can realize 360-degree dead-angle-free control by matching an angle sensor with a detection switch. Like this the motor when rotating, only need rotate to the unblock state can stall, need not rotate to the unable pivoted state of key and form the locked-rotor current just stall like prior art, and prior art's way can harm motor life-span and mechanical lock body life-span, and battery consumption increases simultaneously. The present invention completely solves these problems.
Drawings
FIG. 1 is a front perspective view of a preferred embodiment of the present invention;
FIG. 2 is a rear perspective view of the preferred embodiment of the present invention;
FIG. 3 is an exploded view of a clamping unit in a preferred embodiment of the invention;
FIG. 4 is an elevation view of a drive fit arrangement in a preferred embodiment of the invention;
FIG. 5 is a perspective view of a drive engagement structure in accordance with a preferred embodiment of the present invention;
FIG. 6 is another perspective view of the drive engagement structure in accordance with the preferred embodiment of the present invention;
FIG. 7 is a schematic view of a second clamping unit in a preferred embodiment of the invention;
fig. 8 is a schematic view of the second clamping unit after it is installed in the preferred embodiment of the present invention.
FIG. 9 is a schematic view of the intelligent door opener and the door lock installed after the panel and the knob are removed in the preferred embodiment of the present invention;
FIG. 10 is a schematic view of the longitudinal installation of the intelligent door opener and the integrated knob lock in the preferred embodiment of the present invention;
FIG. 11 is a schematic view of the intelligent door opener and the integrated knob lock installed transversely in the preferred embodiment of the present invention;
FIG. 12 is a schematic view of the longitudinal installation of the intelligent door opener and the split-type knob lock in the preferred embodiment of the present invention;
fig. 13 is a schematic view illustrating the longitudinal installation of the intelligent door opener and the key lock in the preferred embodiment of the invention.
Detailed Description
The technical scheme of the invention is further explained by combining the drawings and the detailed implementation mode as follows:
referring to fig. 1 to 8, an intelligent door opener for controlling a mechanical door lock switch includes: the device comprises a clamping unit 1, an electric opening unit 2 and a transmission unit; the electric opening unit 2 is in wireless connection with the control terminal to receive an unlocking or anti-locking instruction and make corresponding action; in this embodiment, the control terminal is an APP installed in a smart phone or a tablet device.
The clamping unit 1 is arranged on one side of the knob lock facing the indoor space, sleeved outside a knob of the knob lock and matched with the knob lock in a linkage manner; in the present embodiment, a knob lock is taken as an example, and thus the clamping unit 1 is used for clamping a knob. In case of other kinds of mechanical locks, the clamping unit 1 may clamp the unlocking member of the corresponding mechanical lock, such as a key.
The electric opening unit 2 is in linkage fit with the clamping unit 1 through the transmission unit when unlocking or back locking is performed; when the electric opening unit 2 does not perform unlocking or back locking action, the transmission unit is in linkage disengagement with the clamping unit 1;
the purpose of doing so is that when carrying out the action of unblanking or locking back, electronic opening unit 2 drives clamping unit 1 through the drive unit and rotates, and clamping unit 1 further drives the knob rotation at the rotation in-process to the action of unblanking or locking back has been realized. If the electric opening unit 2 is always linked with the clamping unit 1 through the transmission unit, when a user manually unlocks, the user can smoothly unlock the lock by overcoming the resistance of the electric opening unit 2, so that the manual unlocking resistance of the user is greatly increased. Therefore, it is necessary to release the transmission unit from the holding unit 1 when the electric opening unit 2 does not perform the unlocking or back locking operation.
In order to achieve such an effect, the present embodiment employs a structure in which: the electric opening unit 2 comprises a motor 21 and a transmission fitting piece rotating around the motor 21 along with the rotation of the motor 21;
when the electric unlocking unit 2 performs unlocking or back locking, the motor 21 drives the transmission matching piece to move to the transmission position, so that the motor 21 is in linkage fit with the transmission unit;
when the electric unlocking unit 2 completes unlocking or back locking, the motor 21 drives the transmission matching piece to move out of the transmission position, so that the motor 21 and the transmission unit are disconnected and matched in a linkage manner.
More specifically, the output rotating shaft of the motor 21 is sleeved with a first gear 23; the transmission fitting part is a walking gear 22; the traveling gear 22 is engaged with the first gear 23, and when the first gear 23 rotates, the traveling gear 22 travels around the output rotation shaft of the motor 21.
Correspondingly, the transmission unit is a second gear; a third gear 11 is arranged on the periphery of the clamping unit 1; the second gear is meshed with a third gear 11; when the walking gear 22 walks to the transmission position, the walking gear 22 is respectively meshed with the first gear 23 and the second gear; and the running gear 22 is in limit fit with the second gear in the running direction. Therefore, when the walking gear 22 reaches the transmission position, the walking gear cannot continuously walk along the walking direction due to the limit matching relationship, and the stability of the transmission matching is ensured.
In order to ensure that the electric opening unit 2 is not in linkage engagement with the clamping unit 1 when the unlocking or back locking action is not performed. After the unlocking or back locking action of the motor is finished, the motor rotates reversely for a certain angle, so that the transmission matching piece is ensured to move out of the transmission position.
In the prior art, in order to realize that the motor completes unlocking or stops rotating, the motor generally drives the key to rotate to a non-rotatable state, so that a locked-rotor current is formed. And judging whether the motor completes the unlocking or unlocking action or not by depending on the current. However, this approach is detrimental to motor life and mechanical lock life, and results in increased battery power consumption.
Therefore, in order to solve this problem, the present embodiment further includes a toggle switch 41 and an angle sensor 42, and the second gear further has a fourth gear 43 and a fifth gear 44 coaxially disposed therewith; the fourth gear 43 contacts with the toggle switch 41 in the process of rotating along with the second gear; the angle sensor 6 records the angle of rotation of the fifth gear 44; when the number of times the toggle switch 41 is touched reaches a preset value or the angle sensor 42 records that the angle of rotation of the fifth gear 44 reaches a preset value, the motor 21 stops rotating.
A manufacturer or a user only needs to set different preset values according to the models of different door locks, so that the motor 21 can be stopped rotating after rotating by a corresponding angle, the generation of locked-rotor current is avoided, the power supply is saved, and the service lives of the motor and the lock are prolonged.
In this embodiment, in order to guarantee that the user can also normally operate the knob in the room and manually open the door, the intelligent door opener of control mechanical door lock switch still includes a manual unit 3 of opening, manual unit 3 of opening and the 1 linkage cooperation of centre gripping unit, it specifically is a knob handle.
The shapes of knobs on the market are not fixed, and in order to ensure that the clamping unit 1 can be matched with all knobs, the clamping unit 1 is provided with an installation groove 12 and a clamping sleeve 13; the clamping sleeve 13 and the mounting groove 12 are detachably connected. Therefore, the appropriate clamping sleeve 13 is selected according to the knobs with different shapes.
In addition, the knob on the market is not fixed in height except that the shape is not fixed. In order to solve the problem that knobs with different heights can be clamped by the clamping sleeve 13, the clamping sleeve 13 is provided with at least two positioning components 131 along the direction perpendicular to the door, and the side wall of the mounting groove 12 is provided with a positioning matching component 121 matched with the positioning component 313; the relative position of the clamping sleeve 13 in the direction perpendicular to the door is adjusted by the positioning engagement member 121 engaging with different positioning assemblies 131 to engage and clamp knobs of different heights.
In this embodiment, the positioning assembly 131 is a track-shaped hole, and the positioning fitting member 121 is a positioning bead. The purpose of setting up like this makes the location pearl have certain activity space in the runway shape hole, lets offset the error that exists among the installation for the installation is more simple and convenient.
In addition, when the knob of the user cannot be held by the holding sleeve 13, the user can remove the lock panel and interlock the lock cylinder with the unlocking or locking device in order to install the unlocking or locking device. Therefore, the present embodiment further includes a second clamping unit 5; it comprises a knob substitute 51 detachably mounted in the clamping unit 1, the knob substitute 51 having a socket 52 on the side facing the knob lock; the socket 52 is used for being connected with the lock cylinder after the panel and the knob are detached. Therefore, when the clamping unit 1 is rotated, the knob substitute 51 is also rotated, and the socket 52 and the lock cylinder are driven to rotate, so as to achieve the purpose of unlocking and locking reversely, as shown in fig. 9.
In order to install the intelligent door opener for controlling the mechanical door lock switch, the intelligent door opener is provided with a fixing piece, preferably adhesive in the embodiment, for fixing the intelligent door opener on the door at the side close to the mechanical lock. In order to highlight the convenience of installation of the intelligent door opener for controlling the mechanical door lock switch and to be able to adapt to different kinds of mechanical door locks, refer to fig. 10 and 11, which are the case where the intelligent door opener is installed in an integrated knob lock, wherein fig. 10 is a longitudinal installation and fig. 11 is a lateral installation. And fig. 12 shows the situation that the intelligent door opener is installed on the split knob lock, and the integral knob lock and the split knob lock are mainly different in that whether a panel is connected between the handle and the knob or not, and if so, the integral knob lock and the split knob lock are integrated. Fig. 12 is a schematic view of longitudinal installation, although transverse installation may be used, and is not described again. It can be seen that, for the knob lock, the intelligent door opener achieves the effect of no difference in adaptation, and the installation direction is flexible.
Fig. 13 shows the situation that the intelligent door opener is installed on a key door lock, and the lock only needs to insert a key into the door lock, and then the clamping unit 1 clamps the key. Therefore, the intelligent door opener can be well adapted to a traditional key door lock. Similarly, fig. 13 shows the case of longitudinal installation, which may be changed to transverse installation, and is not described again. And fig. 13 illustrates a split key lock, an integral key lock could of course also be installed.
The above is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and variations or technical scopes disclosed by the present invention can be easily conceived by those skilled in the art. Alternatives are intended to be included within the scope of the invention. Therefore, the protection scope of the present invention should be determined by the scope of the claims.

Claims (10)

1. The utility model provides an intelligence door opener of control machinery lock switch which characterized in that includes: the clamping unit, the electric opening unit and the transmission unit; the electric opening unit is in wireless connection with the control terminal to receive an unlocking or anti-locking instruction and make corresponding action;
the clamping unit is arranged on one side of the mechanical door lock facing the indoor space, sleeved outside the opening piece of the mechanical door lock and matched with the opening piece in a linkage manner;
the electric opening unit is in linkage fit with the clamping unit through the transmission unit when unlocking or back locking is performed; when the electric opening unit does not execute unlocking or back locking action, the transmission unit and the clamping unit are in linkage disengagement.
2. The intelligent door opener for controlling the mechanical door lock switch according to claim 1, wherein: the electric opening unit comprises a motor and a transmission fitting piece rotating around the motor along with the rotation of the motor;
when the electric unlocking unit carries out unlocking or back locking, the motor drives the transmission matching piece to move to a transmission position, so that the motor is in linkage matching with the transmission unit;
when the electric unlocking unit finishes unlocking or back locking, the motor drives the transmission matching piece to move out of the transmission position, so that the motor and the transmission unit are disconnected and matched in a linkage manner.
3. The intelligent door opener for controlling the mechanical door lock switch according to claim 2, characterized in that: the output rotating shaft of the motor is sleeved with a first gear; the transmission fitting piece is a walking gear; the walking gear is meshed with the first gear, and when the first gear rotates, the walking gear walks around an output rotating shaft of the motor.
4. The intelligent door opener for controlling the mechanical door lock switch according to claim 3, wherein: the transmission unit is a second gear; a third gear is arranged on the periphery of the clamping unit; the second gear is meshed with a third gear; when the walking gear walks to the transmission position, the walking gear is respectively meshed with the first gear and the second gear; and the walking gear and the second gear are in limit fit along the walking direction.
5. The intelligent door opener for controlling the mechanical door lock switch according to claim 4, wherein: the second gear is also provided with a fourth gear and a fifth gear which are coaxially arranged with the second gear; the fourth gear is contacted with the toggle switch in the process of rotating along with the second gear; the angle sensor records the rotating angle of the fifth gear; when the number of times that the toggle switch is touched reaches a preset value or the angle sensor records that the rotating angle of the fifth gear reaches a preset value, the motor stops rotating.
6. The intelligent door opener for controlling the mechanical door lock switch according to claim 1, wherein: the handle is connected with the clamping unit in a linkage mode and used for manually rotating the opening piece.
7. The intelligent door opener according to any one of claims 1 to 6, wherein: the clamping unit is provided with an installation groove and a clamping sleeve; the clamping sleeve and the mounting groove are detachably connected.
8. The intelligent door opener according to claim 7, wherein: the clamping sleeve is provided with at least two positioning components along the direction vertical to the door, and the side wall of the mounting groove is provided with a positioning matching piece matched with the positioning components; the relative position of the clamping sleeve in the direction perpendicular to the door is adjusted through the matching of the positioning matching piece and different positioning components so as to match and clamp the opening pieces with different heights.
9. The intelligent door opener according to claim 8, wherein: the positioning assembly is a runway-shaped hole, and the positioning fitting piece is a positioning bead.
10. The intelligent door opener according to claim 1 or 2 or 3 or 4 or 5 or 6 or 8 or 9, wherein: the device also comprises a second clamping unit; the mechanical door lock comprises an opening piece replacing piece detachably arranged in a clamping unit, wherein one side of the opening piece replacing piece facing to the mechanical door lock is provided with a socket; the socket is used for being connected with the lock cylinder after the panel and the opening piece are detached in an inserting mode.
CN201811540399.7A 2018-12-17 2018-12-17 Intelligent door opening device for controlling mechanical door lock switch Pending CN111321940A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811540399.7A CN111321940A (en) 2018-12-17 2018-12-17 Intelligent door opening device for controlling mechanical door lock switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811540399.7A CN111321940A (en) 2018-12-17 2018-12-17 Intelligent door opening device for controlling mechanical door lock switch

Publications (1)

Publication Number Publication Date
CN111321940A true CN111321940A (en) 2020-06-23

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ID=71166820

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811540399.7A Pending CN111321940A (en) 2018-12-17 2018-12-17 Intelligent door opening device for controlling mechanical door lock switch

Country Status (1)

Country Link
CN (1) CN111321940A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111877875A (en) * 2020-09-03 2020-11-03 南京工业职业技术学院 External formula intelligence lock of pasting
CN116220479A (en) * 2023-02-01 2023-06-06 江汉大学 Intelligent mechanical door lock reconstruction device and method and related equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111877875A (en) * 2020-09-03 2020-11-03 南京工业职业技术学院 External formula intelligence lock of pasting
CN116220479A (en) * 2023-02-01 2023-06-06 江汉大学 Intelligent mechanical door lock reconstruction device and method and related equipment

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