CN112396731B - Unlocking method and system of intelligent door lock and storage medium - Google Patents

Unlocking method and system of intelligent door lock and storage medium Download PDF

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Publication number
CN112396731B
CN112396731B CN202011283505.5A CN202011283505A CN112396731B CN 112396731 B CN112396731 B CN 112396731B CN 202011283505 A CN202011283505 A CN 202011283505A CN 112396731 B CN112396731 B CN 112396731B
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China
Prior art keywords
unlocking
door lock
intelligent door
instruction
shell
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CN202011283505.5A
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Chinese (zh)
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CN112396731A (en
Inventor
张川
梁海坤
林志海
林长青
张静
王澎
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Guangzhou Magic Electronic Technology Co ltd
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Guangzhou Magic Electronic Technology Co ltd
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Priority to CN202011283505.5A priority Critical patent/CN112396731B/en
Publication of CN112396731A publication Critical patent/CN112396731A/en
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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • 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
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00571—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by interacting with a central unit
    • 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
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with 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
    • 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
    • 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
    • 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
    • E05B2047/0094—Mechanical aspects of remotely controlled locks
    • E05B2047/0095—Mechanical aspects of locks controlled by telephone signals, e.g. by mobile phones
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C2009/00634—Power supply for the lock

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention discloses an unlocking method, a system and a storage medium of an intelligent door lock, wherein the unlocking method comprises a first mode and a second mode, the method is based on the structure of the intelligent door lock for unlocking, and the intelligent door lock comprises an unlocking device, an energy conversion device, a control mainboard and an acquisition device, wherein a direct-current speed reduction motor in the unlocking device can provide power required by unlocking for the unlocking door lock only by obtaining a very small working voltage, so that the intelligent door lock can rotate through the energy conversion device under the condition that no external power supply is provided, and a power supply is provided for the control mainboard; after the control main board obtains the working voltage, an unlocking instruction can be received; driving the unlocking and locking device to act according to the received unlocking instruction so as to unlock; that is, the invention can realize the unlocking operation by self-supplying energy under the condition that no external power supply is provided through the arrangement of the intelligent door lock structure. The invention can be widely applied to the technical field of intelligent door locks.

Description

Unlocking method and system of intelligent door lock and storage medium
Technical Field
The invention relates to the technical field of intelligent door locks, in particular to an unlocking method and system of an intelligent door lock and a storage medium.
Background
Most of the existing intelligent door locks are supplied by an external power supply, or a rechargeable battery is arranged in the existing intelligent door locks, or a mobile terminal device is adopted to enable an intelligent product to obtain enough energy through an induction mode and drive an internal control circuit to work so as to realize a series of intelligent operations; if the external power supply is cut off, or the built-in battery is damaged or the electric quantity of the battery is consumed completely, or all uncontrollable factors such as various faults (such as extreme weather environments including ultra-low temperature and the like when the mobile terminal power supply equipment meets the mobile terminal power supply equipment, the electric quantity of the battery is extremely quickly lost or other internal faults and the like) and the like occur when the mobile terminal is adopted to supply power to the intelligent door lock, the intelligent door lock can not normally obtain working voltage, and the working capacity is lost. After the intelligent operation function is lost, the lock cannot be normally opened and closed, so that the panic emotion can be caused to the user, and the life and property loss of the user or the safety production risk can be caused seriously.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an unlocking method and system of an intelligent door lock and a storage medium.
The technical scheme adopted by the invention is as follows:
on one hand, the embodiment of the invention comprises an unlocking method of an intelligent door lock, wherein the intelligent door lock comprises an unlocking device, an energy conversion device, a control main board and an acquisition device;
the control mainboard is provided with a communication module and a power circuit module and is respectively connected with the unlocking and locking device, the energy conversion device and the acquisition device;
the acquisition device is used for acquiring the unlocking state of the intelligent door lock;
the unlocking and locking device comprises a shell, a pull plate bracket, an unlocking shaft mechanism, an unlocking and locking external member mechanism and a direct current speed reducing motor mechanism;
the shell is provided with a first inner hole and a second inner hole, the unlocking shaft mechanism is inserted into the first inner hole of the shell, and the unlocking sleeve member mechanism is fixed on the shell through the second inner hole;
the unlocking shaft mechanism comprises an unlocking shaft sleeve and a plurality of steel balls, the unlocking shaft sleeve is provided with a plurality of steel ball holes and a first notch, the steel balls are respectively arranged in the steel ball holes, and the unlocking shaft sleeve is connected with a second notch arranged on the pull plate support through the first notch;
the unlocking and locking external member mechanism comprises an unlocking spring, an unlocking shaft pin, an unlocking gear and a first shell, wherein the first shell is provided with a first groove and a second groove, the axes of the unlocking spring, the unlocking shaft pin and the unlocking gear are arranged in parallel, the unlocking gear is connected with the unlocking shaft pin, and the unlocking shaft pin is connected with the unlocking spring;
the direct current speed reducing motor mechanism comprises a direct current speed reducing motor, a transmission gear and a positioning block, the transmission gear is connected with the tail part of the direct current speed reducing motor, the positioning block is fixed at the tail shaft of the direct current speed reducing motor, and the transmission gear is connected with an unlocking gear of the unlocking suite mechanism;
the unlocking method of the intelligent door lock comprises a first mode and a second mode;
in the first mode, the intelligent door lock is powered by an external power supply:
receiving an unlocking instruction;
driving the unlocking and locking device to act to unlock according to the received unlocking instruction;
in the second mode, the intelligent door lock is not powered by an external power supply:
the energy conversion device rotates to provide power;
obtaining a working voltage through the power circuit module;
and executing the operation step in the first mode after the working voltage is acquired.
Further, after receiving the unlocking instruction, the following steps are also executed:
acquiring the unlocking state of the intelligent door lock acquired by the acquisition device;
and determining whether to drive the unlocking device to act to unlock according to the acquired unlocking state of the intelligent door lock.
Further, the unlocking device further comprises a reed switch, and the specific steps of determining whether to drive the unlocking device to act to unlock according to the obtained unlocking state of the intelligent door lock are as follows:
when the control mainboard receives an unlocking and locking instruction, the control mainboard acquires the states of the reed pipes in the acquisition device and the unlocking and locking device, and when the two reed pipes are in a normally open state simultaneously, the control mainboard supplies power for the direct-current speed reduction motor in the unlocking and locking device for unlocking.
Further, the unlocking instruction is obtained by the following steps:
the upper computer is connected with the communication module of the control mainboard through an RS485 interface;
the upper computer sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
Further, the unlocking instruction is obtained by the following method:
the user terminal is connected with the intelligent door lock through WIFI communication;
the user terminal sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
Further, the unlocking instruction is obtained by the following steps:
the user terminal establishes communication with a background management platform of the intelligent door lock;
the background management platform sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
Further, the control main board drives the unlocking and locking device to act to unlock according to the received unlocking instruction, and the unlocking and locking method specifically includes:
the control main board supplies power to the direct current speed reducing motor through the power circuit module;
the direct current speed reducing motor starts to operate after acquiring a power supply, and drives the transmission gear to rotate;
the transmission gear rotates to drive the unlocking gear to synchronously rotate and drive the unlocking shaft pin to synchronously rotate;
when the unlocking shaft pin synchronously rotates until a notch arranged on the unlocking shaft pin is aligned with a steel ball in the unlocking shaft sleeve, the unlocking shaft sleeve is popped out through the action of the unlocking spring, and the steel ball is driven to be separated from the second groove of the first shell and popped out, so that the pull plate support is driven to move along the popping direction of the unlocking shaft sleeve, a limiting pin arranged on the unlocking shaft pin enters the first groove of the first shell, and power required by unlocking is provided;
and the intelligent door lock unlocks after acquiring power required by unlocking.
On the other hand, the embodiment of the invention also comprises an unlocking system of the intelligent door lock, which comprises the following components:
at least one processor;
at least one memory for storing at least one program;
when the at least one program is executed by the at least one processor, the at least one processor is enabled to realize the unlocking method of the intelligent door lock.
In another aspect, the embodiment of the present invention further includes a computer-readable storage medium, on which a program executable by a processor is stored, where the program executable by the processor is used to implement the unlocking method of the intelligent door lock.
The beneficial effects of the invention are:
the unlocking method is based on the structure of the intelligent door lock to unlock, and the intelligent door lock comprises an unlocking device, an energy conversion device, a control mainboard and a collection device, wherein a direct-current speed reduction motor in the unlocking device can provide power required by unlocking for unlocking the door lock only by obtaining a small working voltage, so that the intelligent door lock can provide power for the control mainboard through the rotation of the energy conversion device under the condition that no external power supply is provided; after the control mainboard obtains the working voltage, an unlocking instruction can be received; driving the unlocking and locking device to act to unlock according to the received unlocking instruction; that is, the invention can realize the unlocking operation by self-supplying energy under the condition that no external power supply is provided through the arrangement of the intelligent door lock structure.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an unlocking device of an intelligent door lock according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structural view of an unlocking device of an intelligent door lock according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an unlocking shaft mechanism provided in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an unlocking kit mechanism provided in accordance with an embodiment of the present invention;
FIG. 5 is a schematic diagram of a first housing of the unlatching kit mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of an unlatching apparatus according to an embodiment of the present invention in an unlatched state;
fig. 7 is a schematic cross-sectional view illustrating an axial movement of an unlocking sleeve in the unlocking shaft mechanism according to an embodiment of the present invention;
FIG. 8 is a schematic view of the unlocking gear driving the unlocking shaft pin to rotate synchronously according to an embodiment of the present invention;
FIG. 9 is a cross-sectional view of a circumference of an unlocking pin provided in accordance with an embodiment of the present invention;
fig. 10 is a schematic view of a transmission gear disengaged from an unlocking gear according to an embodiment of the present invention.
Fig. 11 is a schematic structural diagram of an intelligent door lock according to an embodiment of the present invention;
FIG. 12 is a schematic structural diagram of a lock operation status display device according to an embodiment of the present invention;
figure 13 is a schematic structural view of a lock body according to an embodiment of the present invention;
fig. 14 is a flowchart of an unlocking method of an intelligent door lock according to an embodiment of the present invention;
fig. 15 is a schematic structural diagram of an unlocking system of an intelligent door lock according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
The embodiments of the present application will be further explained with reference to the drawings.
First, the overall structure of the unlocking apparatus of the intelligent door lock according to the present invention will be described, and referring to fig. 1 and 2, the unlocking apparatus of the intelligent door lock according to the present invention includes: the device comprises a shell 1, a pull plate bracket 2, an unlocking shaft mechanism 3, an unlocking external member mechanism 4 and a direct current speed reducing motor mechanism 5;
the shell 1 is provided with a first inner hole and a second inner hole, the unlocking shaft mechanism 3 is inserted into the first inner hole of the shell 1, and the unlocking sleeve member mechanism 4 is fixed on the shell 1 through the second inner hole;
the unlocking shaft mechanism 3 comprises an unlocking shaft sleeve and a plurality of steel balls, the unlocking shaft sleeve is provided with a plurality of steel ball holes and a first notch, the steel balls are respectively arranged in the steel ball holes, and the unlocking shaft sleeve is connected with a second notch arranged on the pull plate bracket 2 through the first notch;
the unlocking and locking external member mechanism 4 comprises an unlocking spring, an unlocking shaft pin, an unlocking gear and a first shell, wherein the first shell is provided with a first groove and a second groove, the axes of the unlocking spring, the unlocking shaft pin and the unlocking gear are arranged in parallel, the unlocking gear is connected with the unlocking shaft pin, and the unlocking shaft pin is connected with the unlocking spring;
the direct current speed reducing motor mechanism 5 comprises a direct current speed reducing motor 501, a transmission gear 502 and a positioning block 503, the transmission gear 502 is connected with the tail part of the direct current speed reducing motor 501, the positioning block 503 is fixed at the tail shaft of the direct current speed reducing motor 501, and the transmission gear 502 is connected with an unlocking gear of the unlocking kit mechanism 4;
wherein, the first and the second end of the pipe are connected with each other,
when the intelligent door is locked, a limiting pin arranged on the unlocking shaft pin is separated from a first groove of the first shell, and a steel ball in the unlocking shaft sleeve is pushed into a second groove of the first shell by the unlocking shaft pin;
when the intelligent door lock is unlocked, the direct current speed reducing motor 501 operates to drive the transmission gear 502 to rotate, the unlocking gear synchronously rotates through meshing of gears, the unlocking shaft pin is driven to synchronously rotate through the rotation of the unlocking gear, until a notch formed in the unlocking shaft pin rotates to be aligned with a steel ball in the unlocking shaft sleeve, the unlocking shaft sleeve is popped out through the action of the unlocking spring, the steel ball is driven to be separated from the second groove of the first shell and popped out, the pulling plate support 2 is driven to move along the popping direction of the unlocking shaft sleeve, and the limiting pin of the unlocking shaft pin enters the first groove 404-1 of the first shell to provide power required by unlocking.
Specifically, in the present embodiment, the unlocking kit mechanism 4 is fixed at the second inner hole of the housing 1 by a set screw; the pulling plate bracket 2 is fixed on the shell 1 through a positioning screw.
Referring to fig. 3, the unlocking shaft mechanism 3 further includes a magnet disposed in the unlocking sleeve. That is to say, the unlocking shaft mechanism 3 mainly comprises an unlocking shaft sleeve 301, steel balls 302 and a magnet 303, wherein the steel balls 302 and the magnet 303 are both placed in the unlocking shaft sleeve 301, in this embodiment, three steel ball holes are formed in the bottom end of the unlocking shaft sleeve 301, so that one steel ball 302 is placed in each steel ball hole, and meanwhile, when the unlocking shaft sleeve 301 is freely axially moved in the first inner hole of the housing 1 through clearance fit, the steel balls 302 placed in the three steel ball holes in the bottom end of the unlocking shaft sleeve 301 axially move along with the unlocking shaft sleeve 301.
Referring to fig. 4, the unlocking kit mechanism 4 includes, in addition to an unlocking spring 401, an unlocking shaft pin 402, an unlocking gear 403, and a first housing 404:
the first shell 404 is further provided with a first limiting notch 404-3, one end of the torsion spring 405 is fixed on the first shell 404 through the first limiting notch 404-3, and the other end of the torsion spring 405 is arranged in a notch formed in the unlocking gear 403.
And one end of the unlocking shaft pin 402 is connected with the unlocking spring 401, and the other end of the unlocking shaft pin 402 is connected with the return spring 406.
A bottom cover 407, the bottom cover 407 sealing the unlocking gear 403 to one end of the first housing 404 by a set screw.
Furthermore, the unlocking device further comprises a reed switch, the reed switch is fixed on the shell 1, and the reed switch acquires the unlocking state of the unlocking device through the magnet 303; the unlocking shaft mechanism 3, the unlocking sleeve mechanism 4 and the direct current speed reducing motor mechanism 5 are all arranged into a cylinder shape.
Specifically, the unlocking and locking external member mechanism 4 mainly comprises an unlocking spring 401, an unlocking shaft pin 402, an unlocking gear 403, a first shell 404, a torsion spring 405, a reset spring 406 and a bottom envelope 407, wherein a first groove 404-1, a second groove 404-2 and a first limiting notch 404-3 are arranged inside the first shell 404, and referring to fig. 5, the first groove 404-1 is an unlocking shaft pin rotation blocking groove, when the intelligent door is locked, a limiting pin 402-1 arranged at the tail of the unlocking shaft pin 402 leaves the unlocking shaft pin rotation blocking groove arranged at the bottom of the first shell 404, so that the unlocking shaft pin 402 can freely perform circular motion, after the intelligent door lock is unlocked, the limiting pin 402-1 arranged at the tail of the unlocking shaft pin 402 enters the unlocking and rotation blocking groove arranged at the tail end of the first shell shaft pin 404 through the elastic force action of the reset spring 406, and under the action of the unlocking and rotation blocking groove, the unlocking shaft pin 402 cannot freely rotate; the second groove 404-2 is a steel ball locking groove, when the intelligent door is locked, the steel ball 302 is pushed into the steel ball locking groove arranged at the bottom of the first shell 404 by the outer diameter of the unlocking shaft pin 402, at the moment, the unlocking shaft sleeve 301 and the steel ball 302 are constrained in the degree of freedom of axial movement along the inner diameter of the shell 1, when the intelligent door lock is unlocked, when the three semicircular notches on the circumference of the unlocking shaft pin 402 rotate to be aligned with the steel ball 302 at the bottom of the unlocking shaft sleeve 301, the unlocking shaft sleeve 301 drives the three steel balls 302 at the bottom to be rapidly separated from the steel ball locking groove arranged at the bottom of the first shell 404 under the elastic action of the unlocking spring 401, and the three steel balls 302 are ejected out for a certain distance along the axial direction of the inner diameter of the first shell 404; in this embodiment, the unlocking shaft pin locked-rotor groove and the steel ball locking groove are both semicircular grooves. The first limiting notch 404-3 is a torsion spring limiting notch, the torsion spring 405 is placed in a groove at the tail end of the first shell 404, a linear end at the bottom of the torsion spring 405 is placed in the torsion spring limiting notch formed at the bottom of the first shell 404, and an extending part on the torsion spring 405 is placed in a notch formed in the unlocking gear 403, so that the torsion spring 405 has a certain pre-torsion force, and the unlocking gear 403 is stably fixed at an initial position. And a structurally sound and reliable unlocking kit mechanism 4 is formed by the bottom envelope 407.
Specifically, referring to fig. 6, the tail portion of the unlocking shaft pin 402 is provided with a limit pin 402-1, the limit pin 402-1 is entirely inserted into the unlocking shaft pin rotation blocking groove provided at the end of the first housing 404 by the elastic force of the return spring 406, the unlocking shaft pin 402 cannot rotate freely under the action of the unlocking shaft pin rotation blocking groove, and at this time, the unlocking external member mechanism 4 is in a free state after unlocking.
The working principle of the embodiment is as follows:
when the intelligent door lock is locked, the unlocking shaft sleeve 301 freely moves axially in the first inner hole of the shell 1 through clearance fit, the steel balls 302 placed in the three steel ball holes at the bottom end of the unlocking shaft sleeve 301 move axially along with the unlocking shaft sleeve 301, when the unlocking shaft sleeve 301 moves axially to the view position shown in fig. 7, the steel balls 302 are pushed into the steel ball locking grooves formed in the bottom of the first shell 404 by the outer diameter of the unlocking shaft pin 402, at the moment, the unlocking shaft sleeve 301 and the steel balls 302 are restrained in the degree of freedom of axial movement along the inner diameter of the shell 1, at the moment, the whole locking kit is in a locking state, and meanwhile, the limiting pin 402-1 arranged at the tail part of the unlocking shaft pin 402 leaves the unlocking shaft pin locking groove formed in the bottom of the first shell 404, so that the unlocking shaft pin 402 can freely move circularly.
When the intelligent door lock is unlocked, when power is supplied to the direct current speed reduction motor 501 from the outside, the direct current speed reduction motor 501 drives the transmission gear 502 at the tail to rotate clockwise, at the moment, the unlocking gear 403 synchronously rotates anticlockwise through meshing transmission of the gears, referring to fig. 8, when the unlocking gear 403 rotates anticlockwise, the unlocking shaft pin 402 is driven to synchronously rotate, referring to fig. 9, as the trisected semicircular notches are arranged on the circumference of the unlocking shaft pin 402, when the trisected semicircular notches on the circumference of the unlocking shaft pin 402 rotate to be aligned with the steel ball hole arranged at the bottom of the unlocking shaft sleeve 301, the unlocking shaft sleeve 301 drives the steel ball 302 in the unlocking shaft sleeve 301 to rapidly separate from the steel ball locking groove arranged at the bottom of the first shell 404 and pop out for a certain distance along the axial direction of the inner diameter of the shell 1 under the elastic force of the unlocking spring 401, at the moment, as shown in fig. 2, the unlocking shaft sleeve is connected with the notch arranged at one end of the pull plate support 2 through the notch arranged at the top, the pull plate support 2 is driven to simultaneously move for a certain distance along the push force generated by the pull plate support 2 in the intelligent door lock, namely, the intelligent door lock, and the pull plate generates the push force required by the unlocking process of the unlocking of the intelligent door lock.
Referring to fig. 10, when the dc reduction motor 501 rotates to a certain angle, the transmission gear 502 is disengaged from the unlocking gear 403, at this time, referring to fig. 7, the unlocking gear 403 drives the unlocking shaft pin 402 to rapidly recover to the initial position under the torsion of the torsion spring 405, and at this time, the limiting pin 402-1 arranged at the tail of the unlocking shaft pin 402 leaves the locking groove of the unlocking shaft pin 4 arranged at the bottom of the first housing 404, so that the unlocking shaft pin 402 can freely make a circular motion; when the transmission gear 502 at the tail of the dc gear motor 501 rotates to the position where it re-engages with the unlocking gear 403, the dc gear motor 501 is quickly stopped rotating due to the constraint of the unlocking shaft pin 402, so as to flexibly realize the accurate control of the rotation angle of the dc gear motor 501, provide an accurate initial position for the subsequent unlocking operation, and realize the stable and reliable unlocking operation.
Next, one of the structures of the intelligent door lock including the unlocking device is described, referring to fig. 11, the intelligent door lock includes a lock operation state display device 100, a lock body 200, a lock body cover plate assembly 300, a control main board 400 and an acquisition device 500, wherein the lock body 200 includes the unlocking device and an energy conversion device, and the acquisition device 500 may be a reed pipe, or may be other sensors such as a photoelectric switch, a hall, etc.
Referring to fig. 12, the lock operation state display device 100 mainly includes an energy conversion operation handle 110, an led lamp state display acrylic board 120, a housing 130, a display control main board 140, a bottom board 150, and an emergency mechanical unlocking mechanism 160; wherein, the led lamp can replace other display devices, and the display control main board 140 is used for displaying the state of the lock body 200.
Referring to fig. 13, the lock body 200 is mainly composed of a housing 210, an unlocking device 220, an energy conversion device 230, a latch bolt 240, a pulley push rod 250, an unlocking bracket assembly 260, an unlocking bracket assembly unlocking spring 270, a release plate 280, an unlocking bracket assembly return spring 290, a lock body unlocking pull plate bracket 2100, an unlocking bracket 2110, an unlocking bracket return push plate 2120, a latch bolt return spring 2130, an unlocking bracket push plate return spring 2140, a rotating shaft 2150 and a pulley push rod stroke limiting plate 2160.
In this embodiment, the unlocking device structure is incorporated into the lock body 200. The control main board 400 is provided with an ultra-efficient energy storage circuit and a working circuit in an external power supply mode, the control main board 400 is connected with the display control main board 140 inside the lock operation state display device 100, and the working state of the control main board 400 can be displayed through the display control main board 140.
The working principle of the intelligent door lock described in the embodiment is as follows:
when the door is closed, the pulley push rod 250 and the latch bolt 240 move to the outer frame of the shell 210 in the direction of the lock body at the same time, at this time, because the unlocking bracket assembly 260 is limited by the release plate 280, and the release plate 280 is also limited by the unlocking bracket 2110 and can not rotate circularly around the positioning pin in the lock body, when the door is completely closed, the latch bolt 240 automatically pops out under the action of the latch bolt return spring 2130 and enters the square hole of the locking buckle box of the doorframe, at this time, the pulley push rod 250 is always in a compressed state under the action of the edge of the doorframe, so that the unlocking spring 270 and the unlocking bracket assembly return spring 290 are simultaneously in a compressed state, at this time, the limit boss at the middle position of the pulley push rod 250 keeps a certain distance from the unlocking bracket assembly 260, and the cylinder on the boss slides to the tail part of the long circular hole at the tail end of the lock body unlocking pull plate bracket 2100, so that the unlocking device in the locked state has the unlocking stroke necessary for unlocking.
Referring to fig. 14, the present embodiment provides an unlocking method of the intelligent door lock, including a first mode and a second mode;
s1, in the first mode, the intelligent door lock is powered by an external power supply:
s101, receiving an unlocking instruction;
s102, driving the unlocking and locking device to act to unlock according to the received unlocking instruction;
p1: in the second mode, the intelligent door lock is not powered by an external power supply:
p101, the energy conversion device rotates to provide power;
p102, acquiring working voltage through the power circuit module;
and P103, executing the operation steps in the first mode after the working voltage is acquired.
In this embodiment, in step S101, that is, after the unlocking instruction is received, the following steps are further executed:
s101-1, acquiring the unlocking state of the intelligent door lock acquired by the acquisition device;
s101-2, determining whether to drive the unlocking device to act to unlock according to the acquired unlocking state of the intelligent door lock.
Specifically, in step S101-2, that is, according to the acquired unlocking state of the smart door lock, determining whether to drive the unlocking device to act to unlock specifically is:
when the control mainboard receives an unlocking and locking instruction, the control mainboard acquires the states of the reed pipes in the acquisition device and the unlocking and locking device, and when the two reed pipes are in a normally open state simultaneously, the control mainboard supplies power for the direct-current speed reduction motor in the unlocking and locking device for unlocking.
In this embodiment, the unlocking instruction is obtained by the following three ways:
the method I comprises the following steps:
the upper computer is connected with the communication module of the control mainboard through an RS485 interface;
the upper computer sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
Specifically, this embodiment passes through the wired port connection of RS485, can realize the long-range backstage management of intelligent lock. The intelligent door lock can be opened and closed through operation on the upper computer.
The second method comprises the following steps:
the user terminal is connected with the intelligent door lock through WIFI communication;
the user terminal sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
In the embodiment, a WeChat applet, an APP and the like of a mobile terminal or a mobile phone can be used for establishing connection with a communication module on a control mainboard in an intelligent door lock through Bluetooth, so that close-range intelligent unlocking and locking are realized; the user can download the APP that unblanks in the cell-phone promptly, alright closely connect through the bluetooth, carry out the control of unblanking.
The third method comprises the following steps:
the user terminal establishes communication with a background management platform of the intelligent door lock;
the background management platform sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
In this embodiment, a mobile phone APP, an applet, or a computer application operating software may be used to communicate with the background management platform, and then the background management platform sends an unlocking and locking instruction to the communication module built in the control main board inside the lock body, thereby implementing background management and remote control of the intelligent door lock.
Further, for step S102, that is, the control motherboard drives the unlocking device to operate to unlock according to the received unlocking instruction, the method specifically includes:
s102-1, the control main board supplies power to the direct current speed reducing motor through the power circuit module;
s102-2, the direct current speed reducing motor starts to operate after obtaining a power supply, and drives the transmission gear to rotate;
s102-3, the transmission gear rotates to drive the unlocking gear to synchronously rotate and drive the unlocking shaft pin to synchronously rotate;
s102-4, when the unlocking shaft pin synchronously rotates until a notch formed in the unlocking shaft pin is aligned with a steel ball in the unlocking shaft sleeve, the unlocking shaft sleeve is ejected out through the action of the unlocking spring, and the steel ball is driven to be separated from and ejected out of a second groove of the first shell, so that the pull plate support is driven to move along the ejection direction of the unlocking shaft sleeve, a limiting pin arranged on the unlocking shaft pin enters the first groove of the first shell, and power required by unlocking is provided;
and S102-5, unlocking the intelligent door lock after the intelligent door lock obtains power required by unlocking.
In the present embodiment, in the first mode, that is, when power is supplied to the control main board 400 from the outside:
when the control main board 400 receives an unlocking and locking instruction, the control main board acquires states of reed pipes in the acquisition device (reed pipes) 500 and the unlocking device 220, when the two reed pipes are in a normally open state at the same time, the control main board 400 supplies power to the direct-current speed reduction motor in the unlocking device 220 for unlocking, after the unlocking device 220 provides power for unlocking, the lock body unlocking pull plate support 2100 is outwards ejected together with an unlocking shaft pin in the unlocking device 220, at the moment, the lock body unlocking pull plate support 2100 drives the unlocking support 2110 to swing backwards for a certain angle, the release plate 280 is in a free state, at the moment, the unlocking support assembly 260 which is always in a compressed state drives the latch bolt 240 to quickly move towards the inside of the lock body 200 together under the action of the unlocking and locking support assembly unlocking spring 270, and after the latch bolt 240 moves towards the inside of the lock body 200, the door is completely in a free state, and at the moment, the action of opening the door can be performed. In the process of opening the door, the cylinder on the boss in the middle of the pulley push rod 250 drives the lock unlocking pulling plate bracket 2100 to move outwards, at this time, as the lock unlocking pulling plate bracket 2100 is connected with the unlocking shaft pin in the unlocking device 220 through the U-shaped groove at the tail part, the unlocking shaft pin in the unlocking device 220 is driven to move together, the unlocking device 220 is restored to the locking state again, and meanwhile, the unlocking bracket assembly 260 drives the release plate 280 to restore to the initial position. And the unlocking bracket 2110 is quickly restored to the original position by the unlocking bracket push plate 2120, so that the release plate 280 is in a restrained state.
In the present embodiment, in the second mode, that is, when no external power is supplied to the control main board 400:
drive energy conversion device 230 through energy conversion operating handle 110 and rotate several rings, store the operating voltage that can let control mainboard 400 work fast through the inside high-efficient energy storage circuit of control mainboard 400, at this moment, the led lamp that shows control mainboard 140 in display device 100 becomes green, also can become other colours, have the suggestion control mainboard obtain operating voltage's effect can. After the control mainboard obtains the working voltage, the unlocking operation in the first mode can be continuously executed. For example, the mobile phone APP or the wechat applet is opened to connect the mobile phone APP or the applet with the communication module of the lock body internal control main board 400, and the unlocking operation can be realized as long as the mobile phone APP or the wechat applet unlocking button is clicked.
In summary, the unlocking method for the intelligent door lock in the embodiment has the following advantages:
the unlocking method is based on the structure of the intelligent door lock to unlock, and the intelligent door lock comprises an unlocking device, an energy conversion device, a control mainboard and a collection device, wherein a direct-current speed reduction motor in the unlocking device only needs to obtain a small working voltage to provide power required by unlocking for unlocking the door lock, so that the intelligent door lock can rotate through the energy conversion device to provide power for the control mainboard under the condition that no external power supply is provided; after the control mainboard obtains the working voltage, an unlocking instruction can be received; driving the unlocking and locking device to act to unlock according to the received unlocking instruction; that is, the invention can realize the unlocking operation by self-supplying energy under the condition that no external power supply is provided through the arrangement of the intelligent door lock structure.
Referring to fig. 15, an embodiment of the present invention further provides an unlocking system 1500 of an intelligent door lock, which specifically includes:
at least one processor 1510;
at least one memory 1520 for storing at least one program;
when executed by the at least one processor 1510, cause the at least one processor 1510 to implement the method shown in fig. 14.
The memory 1520, as a non-transitory computer-readable storage medium, may be used to store, among other things, non-transitory software programs as well as non-transitory computer-executable programs. The memory 1520 may include high-speed random access memory and may also include non-transitory memory, such as at least one disk storage device, flash memory device, or other non-transitory solid-state storage device. In some embodiments, the memory 1520 optionally includes remote memory located remotely from the processor 210, which may be connected to the processor 1510 via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
It is to be appreciated that the system architecture shown in FIG. 15 is not to be construed as limiting the system 1500, and may include more or fewer components than shown, or some components may be combined, or a different arrangement of components.
In the system 1500 shown in fig. 15, the processor 1510 may retrieve the program stored in the memory 1520 and perform, but is not limited to, the steps of the embodiment shown in fig. 14.
The system 1500 embodiments described above are merely illustrative, where elements illustrated as separate components may or may not be physically separate, may be located in one place, or may be distributed across multiple network elements. Some or all of the modules may be selected according to actual needs to achieve the purposes of the embodiments.
Embodiments of the present invention also provide a computer-readable storage medium, which stores a program executable by a processor, and the program executable by the processor is used for implementing the method shown in fig. 14 when being executed by the processor.
Embodiments of the present application also disclose a computer program product or computer program comprising computer instructions stored in a computer readable storage medium. The computer instructions may be read by a processor of a computer device from a computer-readable storage medium, and the computer instructions executed by the processor cause the computer device to perform the method illustrated in fig. 14.
It will be understood that all or some of the steps, systems of methods disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. Some or all of the physical components may be implemented as software executed by a processor, such as a central processing unit, digital signal processor, or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as is well known to those of ordinary skill in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media as is well known to those skilled in the art.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (8)

1. An unlocking method of an intelligent door lock is based on the structure of the intelligent door lock, and the intelligent door lock comprises an unlocking and locking device, an energy conversion device, a control main board and a collecting device;
the control mainboard is provided with a communication module and a power circuit module and is respectively connected with the unlocking and locking device, the energy conversion device and the acquisition device;
the acquisition device is used for acquiring the unlocking state of the intelligent door lock;
the unlocking and locking device comprises a shell, a pull plate bracket, an unlocking shaft mechanism, an unlocking and locking external member mechanism and a direct current speed reducing motor mechanism;
the shell is provided with a first inner hole and a second inner hole, the unlocking shaft mechanism is inserted into the first inner hole of the shell, and the unlocking sleeve member mechanism is fixed on the shell through the second inner hole;
the unlocking shaft mechanism comprises an unlocking shaft sleeve and a plurality of steel balls, the unlocking shaft sleeve is provided with a plurality of steel ball holes and a first notch, the steel balls are respectively arranged in the steel ball holes, and the unlocking shaft sleeve is connected with a second notch arranged on the pull plate support through the first notch;
the unlocking and locking external member mechanism comprises an unlocking spring, an unlocking shaft pin, an unlocking gear and a first shell, wherein the first shell is provided with a first groove and a second groove, the axes of the unlocking spring, the unlocking shaft pin and the unlocking gear are arranged in parallel, the unlocking gear is connected with the unlocking shaft pin, and the unlocking shaft pin is connected with the unlocking spring;
the direct current speed reducing motor mechanism comprises a direct current speed reducing motor, a transmission gear and a positioning block, the transmission gear is connected with the tail part of the direct current speed reducing motor, the positioning block is fixed at the tail shaft of the direct current speed reducing motor, and the transmission gear is connected with an unlocking gear of the unlocking suite mechanism;
the unlocking method of the intelligent door lock is characterized by comprising a first mode and a second mode;
in the first mode, the intelligent door lock is powered by an external power supply:
receiving an unlocking instruction;
driving the unlocking and locking device to act to unlock according to the received unlocking instruction;
in the second mode, the intelligent door lock is not powered by an external power supply:
the energy conversion device rotates to provide power;
acquiring working voltage through the power circuit module;
executing the operation step in the first mode after the working voltage is obtained;
the control mainboard drives the unlocking and locking device to act according to the received unlocking instruction so as to unlock, and the unlocking and locking method specifically comprises the following steps:
the control main board supplies power to the direct current speed reducing motor through the power circuit module;
the direct current speed reducing motor starts to operate after acquiring a power supply and drives the transmission gear to rotate;
the transmission gear rotates to drive the unlocking gear to synchronously rotate and drive the unlocking shaft pin to synchronously rotate;
when the unlocking shaft pin synchronously rotates until a notch arranged on the unlocking shaft pin is aligned with a steel ball in the unlocking shaft sleeve, the unlocking shaft sleeve is popped out under the action of the unlocking spring and drives the steel ball to be separated from and popped out of the second groove of the first shell, so that the pull plate bracket is driven to move along the popping direction of the unlocking shaft sleeve, a limiting pin arranged on the unlocking shaft pin enters the first groove of the first shell, and power required by unlocking is provided;
and the intelligent door lock unlocks after acquiring power required by unlocking.
2. The unlocking method of the intelligent door lock according to claim 1, wherein after receiving the unlocking command, the following steps are further executed:
acquiring the unlocking state of the intelligent door lock acquired by the acquisition device;
and determining whether to drive the unlocking device to act to unlock according to the acquired unlocking state of the intelligent door lock.
3. The unlocking method of the intelligent door lock according to claim 2, wherein the unlocking device further comprises a reed switch, and the determining whether to actuate the unlocking device for unlocking according to the acquired unlocking state of the intelligent door lock is specifically:
when the control mainboard receives the unblocking instruction, the control mainboard gathers the state of the reed switch in collection system and the unblocking device, and when two reed switches are in the normally open state simultaneously, the control mainboard supplies power for the DC gear motor in the unblocking device and unlocks.
4. The unlocking method of the intelligent door lock according to claim 1, wherein the unlocking command is obtained by
The method comprises the following steps:
the upper computer is connected with the communication module of the control mainboard through an RS485 interface;
the upper computer sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
5. The unlocking method of the intelligent door lock according to claim 1, wherein the unlocking command is passed through
The following method is obtained:
the user terminal is connected with the intelligent door lock through WIFI communication;
the user terminal sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
6. The unlocking method of the intelligent door lock according to claim 1, wherein the unlocking command is passed through
The following method is obtained:
the user terminal establishes communication with a background management platform of the intelligent door lock;
the background management platform sends an unlocking instruction to the intelligent door lock;
and the control mainboard of the intelligent door lock acquires the unlocking instruction through the communication module.
7. An unlocking system of an intelligent door lock, comprising:
at least one processor;
at least one memory for storing at least one program;
when executed by the at least one processor, cause the at least one processor to implement the method of any one of claims 1-6.
8. Computer-readable storage medium, characterized in that a program executable by a processor is stored thereon, which program, when being executed by the processor, is adapted to carry out the method according to any one of claims 1-6.
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