CN110894760A - Device and method for preventing door lock from being unlocked by abnormal method and door - Google Patents
Device and method for preventing door lock from being unlocked by abnormal method and door Download PDFInfo
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- CN110894760A CN110894760A CN201911002003.8A CN201911002003A CN110894760A CN 110894760 A CN110894760 A CN 110894760A CN 201911002003 A CN201911002003 A CN 201911002003A CN 110894760 A CN110894760 A CN 110894760A
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- door handle
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- door lock
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000002159 abnormal effect Effects 0.000 title claims abstract description 27
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 241000282326 Felis catus Species 0.000 abstract description 10
- 230000008034 disappearance Effects 0.000 abstract 1
- 230000001939 inductive effect Effects 0.000 abstract 1
- FPWNLURCHDRMHC-UHFFFAOYSA-N 4-chlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1 FPWNLURCHDRMHC-UHFFFAOYSA-N 0.000 description 12
- 244000144985 peep Species 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B13/00—Devices preventing the key or the handle or both from being used
- E05B13/005—Disconnecting the handle
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a device, a method and a door for preventing an abnormal method from unlocking a door lock, wherein the device comprises an inductor for inducing a human body signal, a controller connected with the inductor and a driving component for controlling whether a door handle is linked with a lock body or not; when the sensor detects a human body signal, the controller controls the driving assembly to enable the lock body to be linked with the door handle, and the door lock can be unlocked by rotating the door handle; when the sensor does not detect the disappearance of the human body signal, the controller controls the driving assembly to ensure that the lock body is not linked with the door handle, and the door lock cannot be opened by rotating the door handle. Only when a human body is close to the sensor, the lock body and the door handle can be connected to unlock the door lock, and under the normal state, the lock body and the door handle are in a disconnected state, so that the door lock cannot be unlocked under the condition that the door handle is rotated by other tools. The step of pressing the cat eye-preventing button switch when the door is opened is omitted, the experience feeling of a user is improved, and the door opening is more convenient and quicker.
Description
Technical Field
The invention relates to the field of door locks, in particular to a device and a method for preventing an abnormal method from unlocking a door lock and a door.
Background
Along with the improvement of people's standard of living, intelligent lock has obtained more and more extensive use, and device that prevents to open the lock from the cat eye is all installed to general intelligent lock, can prevent that the thief from removing the back to the cat eye violence on the door, stretches into the door with the instrument of preparation and rotates the door handle and open the lock in the door from the cat eye mounting hole. Specifically, the door lock device for preventing door from being opened is generally formed by installing the door handle 1 on the indoor side with the peep preventing button 13, as shown in fig. 1, only when the peep preventing button 13 is pressed, the plug pin 15 is inserted into the inside of the switching block 9 included in the lock body 14, so that the door handle 1 is linked with the switching block 9, and then the door handle 1 is rotated to drive the switching block 9 and the lock body 14 to be linked together to open the door lock, that is, when the peep preventing button 13 is not pressed, only the door handle 1 is rotated to open the door lock. Of course, the door lock can be unlocked by using the outdoor intelligent unlocking device, but the door lock can be prevented from being unlocked by the cat eye, when the door lock is unlocked indoors, the cat eye prevention button 13 needs to be pressed each time to rotate the door handle 1, and the use is relatively complex.
Disclosure of Invention
In view of the above problems in the prior art, the present invention provides a device, a method and a door for preventing an abnormal method from unlocking a door lock, which are used to solve the above technical problems.
In a first aspect, the present application provides a device for preventing an abnormal method from unlocking a door lock, comprising a door handle and a lock body, wherein the door handle is installed on one side of a door body close to a room,
the device also comprises a sensor for detecting human body signals, a controller connected with the sensor and a driving component for controlling whether the door handle is linked with the lock body or not;
when the sensor detects a human body signal, the controller controls the driving assembly to enable the lock body to be linked with the door handle, and the door lock can be unlocked by rotating the door handle;
when the sensor does not detect the human body signal, the controller controls the driving assembly to enable the lock body to be linked with the door handle, and the door lock cannot be unlocked by rotating the door handle.
In one embodiment according to the first aspect, the door handle includes a handle on which the sensor is mounted and a rotating shaft inside which the driving assembly is mounted.
In one embodiment according to the first aspect, the driving assembly includes a driving motor and a driven member, and an output shaft of the driving motor is connected with the driven member and controls the driven member to move linearly back and forth along an axis of the output shaft.
In one embodiment according to the first aspect, further comprising a transfer block for coupling the follower and the lock body.
In an embodiment according to the first aspect, the driven member includes a female pin end and a male pin end, a side of the female pin end close to the output shaft is configured with a groove for inserting the output shaft, and the adapter block is configured with a first through hole for passing through the male pin end.
In one embodiment according to the first aspect, an internal thread is provided in the groove of the female end of the plug pin, and an external thread matching the internal thread is provided on the outer wall surface of the output shaft.
In one embodiment according to the first aspect, the transverse cross-section of the male end of the plug pin is configured as a square, and correspondingly, the transverse cross-section of the first through hole is configured as a square matching the transverse cross-section of the male end of the plug pin.
In one embodiment according to the first aspect, the transverse cross-section of the inner wall surface of the socket female end is circular and the transverse cross-section of the outer wall surface is non-circular.
In one embodiment according to the first aspect, an inner wall surface of the rotating shaft is formed with a step for fixedly mounting the driving motor;
the bottom of axis of rotation is provided with the second through-hole, the second through-hole is used for wearing to establish the public end of bolt.
In one embodiment according to the first aspect, the sensor is one or a combination of a touch sensor, a distance sensor, a human body sensor, a temperature sensor, or a photoelectric sensor.
In one embodiment according to the first aspect, the touch sensor is fixed to the handle inner side wall surface in an adhesive manner.
In a second aspect, the present application provides a method for preventing an abnormal method from unlocking a door lock, comprising:
step one, detecting a human body signal by an inductor;
step two, judging whether the sensor detects a human body signal;
when the sensor detects a human body signal, the controller controls the driving assembly to enable the lock body to be linked with the door handle, and the door handle is rotated to unlock the door lock;
when the sensor does not detect the human body signal, the controller controls the driving assembly to enable the lock body and the door handle not to be linked, and the door lock cannot be unlocked by rotating the door handle.
In a third aspect, the present application provides a door comprising an apparatus for preventing an abnormal method of unlocking a door lock according to the first aspect.
The invention discloses a device for preventing a door lock from being unlocked by an abnormal method, wherein a door handle is arranged on one side of a door close to a room, only when a human body is close to an inductor, a controller can be triggered to start a driving motor, a lock body is linked with the door handle under the driving of the driving motor, and then the door lock can be unlocked by rotating the door handle. And at the moment that the human body is far away from the inductor, the trigger controller controls the driving motor to cancel the linkage of the door handle and the lock body, namely, when no human body is close to the inductor from indoor measurement, the door lock and the door handle are always in a non-linkage state, and the door handle can not be opened by rotating the door handle by using any tool. The door lock device has the advantages that the door lock device can prevent the door lock from being unlocked by extending a tool into the door from the cat eye mounting hole and rotating the door handle from the inside of the door, and can prevent the door lock from being unlocked from the outside by other various abnormal methods. Meanwhile, the step of pressing the cat eye prevention button switch when the door is opened is omitted, and the user experience is improved.
The features mentioned above can be combined in various suitable ways or replaced by equivalent features as long as the object of the invention is achieved.
Drawings
The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:
FIG. 1 is a schematic diagram showing a prior art apparatus for preventing an abnormal method of unlocking a door lock;
FIG. 2 shows a cross-sectional view of an apparatus for preventing an abnormal method of unlocking a door lock according to an embodiment of the present invention;
fig. 3 is a perspective view showing an apparatus for preventing an abnormal method of unlocking a door lock according to an embodiment of the present invention.
In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
Detailed Description
The invention will be further explained with reference to the drawings.
In the description of the present invention, it is to be understood that the terms "front", "back", "inside", "outside", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Referring to fig. 2 and 3, there is shown an apparatus for preventing an abnormal method from unlocking a door lock according to an embodiment of the present invention, fig. 3 is a perspective view of the apparatus, and fig. 2 is a sectional view of the apparatus.
The device for preventing the door lock from being unlocked by the abnormal method is arranged on one side of the door body close to the interior of the room and comprises a sensor, a controller and a driving assembly. When the sensor detects a human body signal, the controller controls the driving assembly to enable the lock body to be linked with the door handle, and the door lock can be opened by rotating the door handle. When the sensor does not detect the human body signal, the controller controls the driving assembly lock body to be not linked with the door handle, and the door lock cannot be opened by rotating the door handle.
In the embodiment shown in fig. 1, the door handle 1 comprises a handle 2 and a turning shaft 5. The rotating shaft 5 extends into the door body, and can be coupled with the lock body 14. Preferably, the device also comprises a transfer block 9, the transfer block 9 is used for connecting the rotating shaft 5 and the lock body 14, and after the connection, the rotating handle 2 can drive the transfer block 9 to be linked together with the lock body 14 to unlock the door lock.
Meanwhile, the lock body 14 is provided with an elastic reset device (not shown in the figure) inside, which can restore the door handle 1, the lock body 14 and the adapter block 9 to the initial positions after the door handle 1 is turned to unlock the door lock. The specific structure and principle of the door lock opened by the door handle 1, such as an intelligent door lock, are conventional and will not be described in detail herein.
The sensor is one or a combination of a touch sensor, a distance sensor, a human body sensor, a temperature sensor, a photoelectric sensor and the like.
Preferably, the sensor is a touch sensor, and the controller is a PCB board, and more preferably, the touch sensor and the PCB board are integrated together, hereinafter referred to as a touch PCB board.
The touch PCB 3 is disposed inside the handle 2 of the door handle 1, and the driving motor 6 and the follower 8 are disposed inside the rotational shaft 5 of the door handle 1. Specifically, the method comprises the following steps:
the touch PCB 3 is preferably a commercially available capacitive touch PCB, which can sense the presence and touch of a hand at a short distance and trigger the operation of its internal PCB circuits. The touch PCB 3 of the present invention is preferably fixedly mounted on the sidewall surface inside the handle 2 of the door handle 1 by means of adhesion, and can be adhered to any surface inside the handle 2, as shown in fig. 2, or adhered to the sidewall inner surface of the handle 2 close to the door body, or adhered to the sidewall inner surface of the handle 2 far from the door body, as shown in fig. 3, regardless of which sidewall inner surface inside the handle 2 is adhered to, the PCB circuit in the capacitive touch PCB 3 can be triggered to start at the moment when the handle 2 is held by a hand or is separated from the handle 2, and when there is no hand holding or separating action in a normal state, the capacitive touch PCB 3 is in a closed (non-start) state.
The driving motor 6 and the driven member 8 are disposed in the inner space of the rotation shaft 5, wherein the driving motor 6 is fixedly connected with the inner side wall surface of the rotation shaft 5, as shown in fig. 2. Preferably, a step 16 is integrally formed on an inner side wall surface of the rotation shaft 5 to facilitate fixing and positioning of the driving motor 6. Meanwhile, a first accommodating space 18 and a second accommodating space 19 are respectively formed at two side ends of the step 16, wherein the first accommodating space 18 is in a hollow cylindrical shape and is used for accommodating and fixedly mounting the driving motor 6, and the second accommodating space 19 is in a hollow non-cylindrical shape and preferably can be in a hollow inner regular triangular prism shape, inner regular quadrangular prism shape, inner regular pentagonal prism shape or inner regular hexagonal prism shape and is used for accommodating the driven member 8 and the output shaft 7 of the driving motor 6 and simultaneously is used for limiting the rotation of the driven member 8 in the second accommodating space 19.
The driving motor 6 is electrically connected with the touch PCB 3 and can rotate in a positive direction and a negative direction under the control of the touch PCB 3. The power supply for the driving motor 6 and the touch PCB 3 may be a power supply in an intelligent door lock, or may be realized by providing a battery in the door handle 1, which is easy for those skilled in the art to realize, and will not be described in detail herein.
Preferably, the output shaft 7 of the driving motor 6 is connected with the driven member 8 through a threaded connection, and the driven member 8 comprises a female plug end 10 and a male plug end 11. Female end 10 of bolt and male end 11 integrated into one piece, the female end 10 of bolt is close to one side of output shaft 7 and is constructed the recess for insert output shaft 7, and switching piece 9 is constructed square through-hole 17 for wear to establish male end 11 of bolt. The transverse section of the inner wall surface of the female pin end 10 is circular, and the transverse section of the outer wall surface is non-circular, as shown in fig. 2, an internal thread 4 is arranged in the groove of the female pin end 10, that is, specifically, the internal thread 4 connected with the output shaft 7 is arranged on the hollow cylindrical inner wall surface of the female pin end 10. The outer wall surface is matched with the second accommodating space 19 and is also in a non-cylindrical shape, preferably in a regular triangular prism shape, a regular quadrangular prism shape, a regular pentagonal prism shape or a regular hexagonal prism shape, and after the female plug pin end 10 is meshed with the output shaft 7 through threads, the female plug pin end 10 can only move linearly back and forth along the axis direction of the output shaft 7 due to the limitation of the second accommodating space 19. The cross section of the male end 11 of the plug is square, preferably square, and can be just inserted into the square through hole 17 in the middle of the transfer block 9 in the door body.
And is matched (meshed) with the female end 10 of the bolt, and the outer surface of the output shaft 7 is provided with an external thread 12. During assembly, the internal thread 4 of the female plug pin end 10 and the external thread 12 of the output shaft 7 are meshed and connected to the starting position of the driving motor 6 for positive rotation, and then the driving motor 6 and the driven piece 8 are installed in the rotating shaft 5 of the door handle 1 together. Of course, the starting position of the reverse rotation of the driving motor 6 may also be set by the circuit and the control program in the touch PCB 3, as long as it is ensured that the male end 11 of the plug pin can be pushed accurately to be inserted into the square through hole 17 of the adapting block 9 to realize the connection after the driving motor 6 is started, and it is ensured that the male end 11 of the plug pin can be withdrawn from the square through hole 17 of the adapting block 9 to realize the detachment after the driving motor is rotated in the reverse direction.
The specific operation process is as follows:
when a hand holds the handle 2 of the door handle 1, the capacitance of the touch PCB 3 changes at the moment of holding, the touch PCB 3 in the handle 2 is quickly triggered to start, the driving motor 6 is controlled to rotate in the forward direction (clockwise direction), the driven part 8 moves linearly along the axis of the output shaft 7 in the direction away from the driving motor 6 (forward), the male end 11 of the bolt enters the square through hole 17 while moving forward, and the switching block 9 is linked with the door handle 1 and the lock body 14. Meanwhile, the door handle 1 is rotated to drive the transfer block 9 and the lock body 14 to be linked to unlock the door lock.
After the door lock is opened, the hand leaves the handle 2, at the moment that the hand leaves the handle 2, the capacitance changes, trigger the touch PCB board 3 to rapidly control the driving motor 6 to rotate reversely (anticlockwise), the driven part 8 is close to the driving motor 6 (backward) along the axis of the output shaft 7 to do linear return movement, the bolt male end 11 is separated from the square through hole 17 while moving backward, so that the door handle 1 is not linked with the switching block 9 and the lock body 14 any more, meanwhile, the door handle 1, the switching block 9 and the lock body 14 are all restored to the initial positions by means of the elastic resetting device arranged inside the lock body 14, and the bolt male end 11 can be ensured to be accurately inserted into the square through hole 17 next time.
In summary, the device and method for preventing the door lock from being unlocked by an abnormal method in the present invention can insert the male end 11 of the plug into the square through hole 17 only when the handle is held by hand, and in other normal conditions, the male end 11 of the plug is not inserted into the square through hole 17. That is, when no hand touches the touch PCB 3 to start, no matter any other tool is used to rotate the handle 1, the driving motor 6 cannot be started to rotate, that is, the male end 11 of the plug cannot be inserted into the square through hole 17, that is, the door lock cannot be unlocked by rotating the handle 1 with any tool except the hand. Therefore, the condition that the door lock is opened by stretching a prefabricated tool into the cat eye mounting hole and the ventilation window after the facilities such as the cat eye and the ventilation window on the door are violently dismantled by a thief can be prevented.
In the above-described embodiment, whether the driving motor 6 is driven in the forward rotation or the reverse rotation at the time of activation may be specifically set according to the circumstances in relation to the engagement connection between the male thread 12 and the female thread 4, and is not limited to the above description.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (13)
1. A device for preventing the door lock from being unlocked by an abnormal method comprises a door handle and a lock body, wherein the door handle is arranged on one side of a door body close to a room,
the device also comprises a sensor for detecting human body signals, a controller connected with the sensor and a driving component for controlling whether the door handle is linked with the lock body or not;
when the sensor detects a human body signal, the controller controls the driving assembly to enable the lock body to be linked with the door handle, and the door lock can be unlocked by rotating the door handle;
when the sensor does not detect the human body signal, the controller controls the driving assembly to enable the lock body and the door handle not to be linked, and the door lock cannot be unlocked by rotating the door handle.
2. The apparatus for preventing an abnormal method of unlocking a door lock according to claim 1, wherein the door handle includes a handle on which the sensor is mounted and a rotating shaft inside which the driving assembly is mounted.
3. The apparatus of claim 2, wherein the driving assembly comprises a driving motor and a driven member, and an output shaft of the driving motor is connected to the driven member and controls the driven member to move back and forth along an axis of the output shaft.
4. The apparatus for preventing an abnormal method from unlocking a door lock according to claim 3, further comprising a transfer block for coupling the follower and the lock body.
5. The apparatus as claimed in claim 4, wherein the follower includes a female end and a male end, a recess is formed at a side of the female end adjacent to the output shaft for receiving the output shaft, and the adaptor block is formed with a first through hole for passing the male end of the latch therethrough.
6. The apparatus for preventing an abnormal unlocking of a door lock according to claim 5, wherein an internal thread is formed in the recess of the female end of the plug pin, and an external thread matching the internal thread is formed on the outer wall surface of the output shaft.
7. The apparatus for preventing an abnormal method of unlocking a door lock according to any one of claims 5 to 6, wherein the lateral cross-section of the male end of the latch is configured as a square, and accordingly, the lateral cross-section of the first through-hole is configured as a square matching the lateral cross-section of the male end of the latch.
8. The apparatus for preventing an abnormal opening of a door lock according to any one of claims 5 to 6, wherein the inner wall surface of the female end of the insert pin has a circular cross-section and the outer wall surface has a non-circular cross-section.
9. The apparatus for preventing an abnormal method from opening a door lock according to any one of claims 5 to 6, wherein an inner wall surface of the rotation shaft is formed with a step for fixedly mounting the driving motor;
the bottom of axis of rotation is provided with the second through-hole, the second through-hole is used for wearing to establish the public end of bolt.
10. The apparatus for preventing an abnormal method from unlocking a door lock according to any one of claims 1 to 6, wherein the sensor is one or a combination of a touch sensor, a distance sensor, a human body sensor, a temperature sensor or a photoelectric sensor.
11. The apparatus for preventing an abnormal method from unlocking a door lock according to claim 10, wherein the touch sensor is fixed to an inner sidewall surface of the handle in an adhesive manner.
12. A method for preventing an abnormal unlocking of a door lock, comprising the steps of:
step one, detecting a human body signal by an inductor;
step two, judging whether the sensor detects a human body signal;
when the sensor detects a human body signal, the controller controls the driving assembly to enable the lock body to be linked with the door handle, and the door handle is rotated to unlock the door lock;
when the sensor does not detect the human body signal, the controller controls the driving assembly to enable the lock body and the door handle not to be linked, and the door lock cannot be unlocked by rotating the door handle.
13. A door comprising a device for preventing opening of a door lock by an abnormal method according to any one of claims 1 to 11.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911002003.8A CN110894760A (en) | 2019-10-21 | 2019-10-21 | Device and method for preventing door lock from being unlocked by abnormal method and door |
| PCT/CN2020/114337 WO2021077929A1 (en) | 2019-10-21 | 2020-09-10 | Device and method for preventing door lock from being unlocked by abnormal method and door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911002003.8A CN110894760A (en) | 2019-10-21 | 2019-10-21 | Device and method for preventing door lock from being unlocked by abnormal method and door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110894760A true CN110894760A (en) | 2020-03-20 |
Family
ID=69786212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911002003.8A Pending CN110894760A (en) | 2019-10-21 | 2019-10-21 | Device and method for preventing door lock from being unlocked by abnormal method and door |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110894760A (en) |
| WO (1) | WO2021077929A1 (en) |
Cited By (4)
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| CN111569100A (en) * | 2020-05-07 | 2020-08-25 | 深圳燕广生物科技有限公司 | Disinfection method and device for collecting and temporarily storing medical waste |
| CN112112488A (en) * | 2020-09-21 | 2020-12-22 | 中山市乐喜电子科技有限公司 | Intelligent door lock based on human body induction and control method thereof |
| WO2021077929A1 (en) * | 2019-10-21 | 2021-04-29 | 珠海格力电器股份有限公司 | Device and method for preventing door lock from being unlocked by abnormal method and door |
| CN115992624A (en) * | 2023-02-17 | 2023-04-21 | 福建省金柏利五金科技有限公司 | Intelligent door lock |
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| CN114109137B (en) * | 2021-11-19 | 2024-05-31 | 无锡睿勤科技有限公司 | Cat eye unlocking prevention handle device and door lock |
| CN116146043A (en) * | 2022-12-26 | 2023-05-23 | 珠海格力电器股份有限公司 | Panel assembly and cat's eye door lock with same |
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| WO2021077929A1 (en) * | 2019-10-21 | 2021-04-29 | 珠海格力电器股份有限公司 | Device and method for preventing door lock from being unlocked by abnormal method and door |
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| CN115992624A (en) * | 2023-02-17 | 2023-04-21 | 福建省金柏利五金科技有限公司 | Intelligent door lock |
| CN115992624B (en) * | 2023-02-17 | 2024-06-07 | 福建省金柏利五金科技有限公司 | Intelligent door lock |
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