CN205935963U - Intelligent door lock - Google Patents
Intelligent door lock Download PDFInfo
- Publication number
- CN205935963U CN205935963U CN201620683147.XU CN201620683147U CN205935963U CN 205935963 U CN205935963 U CN 205935963U CN 201620683147 U CN201620683147 U CN 201620683147U CN 205935963 U CN205935963 U CN 205935963U
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- linear electric
- battery
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- electric motors
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Abstract
The utility model discloses an intelligent door lock, this lock are the electronic locks that is provided keeper drive power by linear electric motor, because linear electric motor's motion can directly be used for driving the keeper for sharp form, need not set up the complicated machinery transmission who is used for the motion patterns conversion. Adopt linear electric motor can reduce the noise of locking or unblock. For make at municipality's electric fault or when stopping, the lock still can normally be worked, but adopt the back -up source of charged battery as the electronic lock, the hub connection of moving into one's husband's household upon marriage between mains supply line and the lock results in the circuit rupture easily, and this application proposes to adopt the wireless power supply technique to provide electric power for lock and battery, has overcome the potential safety hazard that results in the easy rupture of power cord to bring for the lock between the switch door.
Description
Technical field
The utility model is related to a kind of intelligent door lock and in particular to a kind of door being driven by linear electric motors mounted on a door
Lock.
Background technology
Existing electronic lock is mainly rotated by controller motor, by mechanical driving device by the rotation of motor
The linear motion form that operation form is converted to keeper completes locking or the operation unlocking, and therefore, mechanical driving device increased
The cost of door lock simultaneously makes door lock complicated integral structure lead to it not allow easy to install, maintenance, for this reason, proposing one kind by straight-line electric
Machine provides the electronic lock of keeper driving force, and the motion due to linear electric motors can be directly used for driving keeper for form of straight lines, because
This is it is not necessary to be provided for the complicated machinery transmission device of forms of motion conversion.Meanwhile, can be reduced using linear electric motors
Locking or the noise of unblock.So that in municipal power failure or stopping, door lock still can be proposed in the application with normal work
Using chargeable storage as electronic lock back-up source；Between supply main and door lock, mistake door-hinge is connected and is easily caused
Circuit fractures, and it is door lock that the application proposes using wireless power technology and its battery provides electric power, overcomes between switch gate
Power line is led to easily snap off the potential safety hazard brought for door lock.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of energy-saving and environmental protection, safe and reliable, expansion
The intelligent door lock that malleability is strong, degree of controllability is high.
For achieving the above object, the technical scheme of the utility model offer is：A kind of intelligent door lock, it includes main control
Device, operating system of user, linear electric motors, linear motor driver, wireless charging device and battery, master controller passes through user
Operating system accepts the instruction of user input, and master controller is converted to linear motor driver driving letter according to by the instruction of user
Number thus driving linear electric motors to be locked or unlocking action by the instruction of user, wireless charging device is that battery charges.
Linear electric motors are linear AC motor or DC linear electric motor, when linear electric motors are for DC linear electric motor, electric power storage
Pond is supplied to the required rated direct voltage of DC linear electric motor work by DC/DC converter, when linear electric motors are that exchange is straight
During line motor, battery provides linear AC motor work required alternating voltage by DC/AC converter.
The drive control mode of linear electric motors is PID control or Self Adaptive Control.
Wireless charging device includes energy supply control module, wireless power transmitting terminal and wireless power receiving terminal, wherein wirelessly
Electric power transmitting terminal includes wireless power transmit coil, and wireless power receiving terminal includes wireless power receiving coil and rectification circuit,
The AC rectification that wireless power receiving coil receives is become the required direct current of battery charging by rectification circuit.
Energy supply control module inner setting battery dump energy threshold value simultaneously gathers the dump energy of battery, when battery
When dump energy is more than described battery dump energy threshold value, stop charging, when the dump energy of battery is less than described battery
During dump energy threshold value, it is battery to wireless power receiving terminal transmission electric power that energy supply control module controls wireless power transmitting terminal
Charge.
Wireless charging device, by mains-supplied, when civil power is normal, is carried by the wireless power receiving terminal of wireless charging device
Exchange is provided to drive electric power or wireless power receiving terminal to provide the conversion of alternating current rectified device for alternating current for linear AC motor
There is provided DC driven electric power for direct current for DC linear electric motor.
For lock or unlock linear electric motors be multiple, when user unlocked or unlocked operation when, multiple direct currents
The execution of motor interval is unlocked or unblock operation.
After First linear electric motors complete locking or unlocking operation, in master controller, time-delay relay or linear electric motors drive
The built-in back off timer of dynamic device starts, and after the T1 time, second linear electric motors proceeds by locking or unlocking operation, when second
After linear electric motors complete locking or unlocking operation, time-delay relay or the built-in delay timing of linear motor driver in master controller
Device T2 starts, and after the T2 time, the 3rd linear electric motors proceed by locking or unlocking operation, until all linear electric motors are according to upper
State interval Starting mode to complete to unlock or unlock operation.
Master controller connects setting database in memory, memory, for recording and updating locking or the operation unlocked
Information, when user execution lock instruction when, master controller combine database in locking or unlocking operation information historical information,
The corresponding operation unlocking or unlocking of execution.
Linear electric motors for locking or unlock are multiple, and setting time threshold inside master controller, when user executes lock
When surely instructing, master controller, with reference to the operation information historical information of the locking in database or unlocking, judges user's solution next time
The time of lock, when the time that user leaves being less than described time threshold, only partial straight lines motor is actuated to execute locking
Task, when the time that user leaves being more than described time threshold, whole linear electric motors are actuated to execute locking task.
When the drive control mode of linear electric motors is PID control, control mode is designed specifically to speed and electric current pair closes
Ring controls, and wherein, outer shroud is velocity close-loop control, and inner ring is closed-loop current control, by current sensor, CLARK converter
Obtain direct-axis current motivation value Id under linear electric motors actual motion state and quadrature axis current motivation value Iq with PARK converter, lead to
Cross grating scale collection displacement motor signal s and be converted into linear electric motors actual motion speed V* and linear electric motors phase angle
φ, linear electric motors angle phi is input to PARK converter, sets linear electric motors motion reference speed as Vref, straight-line electric
Machine actual motion speed is V*, Vref is inputted with V* difference signal and obtains linear electric motors quadrature axis to the first proportional and integral controller
Electric current drives modulation reference value Iqref, Iqref and Iq difference signal is inputted and divides adjuster to obtain straight-line electric to the second ratio section
Machine quadrature-axis voltage drives reference value Uqref, sets linear electric motors direct-axis current modulation reference value as Idref, will be poor for Idref and Id
Value signal input to the 3rd ratio section divide adjuster obtain linear electric motors direct-axis voltage drive modulation reference value Udref, Uqref and
Udref inputs to SVPWM controller after PARK inverse transformation, and SVPWM controller exports electricity accordingly according to Uqref and Udref
Pressure inverter switching device drive control signal, the voltage being inputted by real-time regulation linear electric motors realize adjust linear electric motors fortune
Dynamic state.
When the drive control mode of linear electric motors is Self Adaptive Control, control mode is designed specifically to speed and electric current is double
Closed-loop control, wherein, outer shroud is velocity close-loop control, and inner ring is closed-loop current control, by current sensor, CLARK conversion
Device and PARK converter obtain direct-axis current motivation value Id under linear electric motors actual motion state and quadrature axis current motivation value Iq,
Displacement motor signal s is gathered by grating scale and is converted into linear electric motors actual motion speed V* and linear electric motors phase angle
φ, linear electric motors angle phi is input to PARK converter, sets linear electric motors motion reference speed as Vref, calculates
To Vref and V* difference △ V, and this difference signal is inputted obtain d (△ V)/dt, the d (△ that differentiator is exported to differentiator
V obtain c × d (△ V)/dt after)/dt multiplication by constants c, the difference of △ V and c × d (△ V)/dt be input to adaptive controller,
Basic function vector estimate ψ and its corresponding weight vector estimate w are calculated by adaptive law formula, by △ V and c × d (△
The difference of V)/dt, basic function vector estimate ψ and its corresponding weight vector estimate w are input to control law formula, by control law
Formula is calculated linear electric motors quadrature-axis voltage and drives modulation value Uqref, sets linear electric motors direct-axis current reference value as Idref,
Idref and Id difference signal is inputted divides adjuster to obtain linear electric motors direct-axis voltage driving modulation value Udref to ratio section,
Uqref and Udref inputs to SVPWM controller after PARK inverse transformation, and SVPWM controller is corresponding according to Uqref and Udref
Output voltage inverter switching device drive control signal, the voltage being inputted by real-time regulation linear electric motors is straight to realize adjusting
Line motor movement state.
Implement intelligent door lock of the present utility model, have the advantages that, when comprising multiple motor in door lock, multiple
Motor starts the easy overcurrent forming impact civil power or battery simultaneously, overcomes electricity by the control mode that motor interval starts
Machine starts the problem of impact power supply simultaneously；Complete to lock or unlock the wave that operation will necessarily result in electric energy using multiple motors simultaneously
Take, by data-base recording and update execution locking the time started, locking and unblock operation time interval historical record, when again
During secondary execution lock operation, controller, according to holding the line-locked time started, calls the historical record of database thus analysis is sentenced
Break and the time interval that locking and unblock operate, when analysis judges that user's time departure is shorter, steal during leaving
The probability of accident is relatively low and is difficult to pry open multiple motors within this time period, therefore, there is no need to control whole motor execution
Locking task is it is only necessary to part motor executes locking task, thus having saved electric energy；Drive and control of electric machine mode in door lock is
PID or Self Adaptive Control, by arranging Shifted Reference value so that motor adapts to door shape and the doorframe of various different structures, and
And the speed of locking or unblock all can voluntarily be arranged according to actual needs thus increased compatibility and the extensibility of door lock.
Brief description
Fig. 1 is intelligent door lock entirety assembling schematic diagram.
Fig. 2 is the schematic diagram of operating system of user.
Fig. 3 motor interval starts control schematic diagram.
Specific embodiment
Following element is mainly included in Fig. 1 intelligent door lock entirety assembling schematic diagram：1 door-plate, 2 doorframes, 3 keeper storage tanks, 4
Keeper, 5 hinges, 6 first motors, 7 second motors, 8 the 3rd motors, 9 the 4th motors, 10 the 5th motors, 11 master controllers, 12 use
Family operating system, 13 wireless power transmitting terminals, 14 wireless power receiving terminals, 15 linear motor drivers, 16 chargers, 17 electric power storages
Pond and 18 door lock drive rods.
Master controller 11 accepts the instruction of user input by operating system of user 12, controls the according to by the instruction of user
One linear electric motors 6, second straight line motor 7, the 3rd linear electric motors 8, the 4th linear electric motors 9 or the 5th linear electric motors 10 press user's
Instruction is locked or unlocking action, and linear motor driver 15 is connected using communication bus between master controller, by main control
The instruction of device 11 is converted to the drive control signal for driving linear electric motors.Wireless power transmitting terminal 13 is by city's electrical transmission to no
Line power receiver end 14, it is battery 17 that charged for the electric power receiving device 16 is converted to direct current by wireless power receiving terminal 14
Charge, when civil power is normal, directly provides driving power supply for each linear electric motors by wireless power receiving terminal 14, work as municipal power failure
Or when stopping, the electric energy of battery 17 storage is converted to alternating current through inverter provides driving power supply for each linear electric motors.Door
Bolt 4, the first motor 6, the second motor 7, the 3rd motor 8, the 4th motor 9, the 5th motor 10, master controller 11, user operation system
System 12, wireless power receiving terminal 14, linear motor driver 15, charger 16 and battery 17 are installed in inside door-plate 1.When
During execution lock operation, the keeper drive rod 18 that keeper 4 is driven by linear electric motors is pushed into keeper storage tank 3, thus by door-plate 1
It is fixed on doorframe 2, when execution unblock operation, the keeper drive rod 18 that keeper 4 is driven by linear electric motors is from keeper storage tank 3
In detach, thus door-plate 1 is separated with doorframe, so that user pushes can enter.Wireless power transmitting terminal 13 and civil power
It is connected and be arranged on the other body of wall of doorframe 2.
In Fig. 2, operating system of user mainly includes following element：20 fingerprint typing modules, 21 authentication module, 22 micro-
Controller module, 23 operation modules and 24 alarm modules.Fingerprint typing module 20 be used for gathering user fingerprints information and input to
Authentication module 21 to treat identity validation, when authentication module 21 by fingerprint comparison confirm this user be validated user
When, this checking information is inputted to micro controller module 22, is the operation interface in operation module 23 by micro controller module 22
Unblock, so that user can be locked a door to micro controller module 22 input by the operation interface in operation module 23 and open the door
Instruction, this instruction passed through transmission to master controller 11 by micro controller module 22, and master controller 11 will be according to will use
The instruction at family is converted to linear motor driver drive signal thus driving linear electric motors to be locked by the instruction of user or open
Lock action.When authentication module 21 by fingerprint comparison confirm this user be disabled user when, by this checking information input to
Micro controller module 22, micro controller module 22 triggering alarm module 24 sends alarm.
In Fig. 3, motor interval starts and controls the mainly following element of inclusion：31 linear electric motors activate switches SB, 32 breakers
The closing coil KM1 of QF1, the normally opened contact switch of 33 closing coil KM1, the combined floodgate indicator lamp of 34 circuit breaker Q F1,35 first when
Between relay coil KT1, the normally opened contact switch of 36 very first time relay KT1, the closing coil KM2 of 37 circuit breaker Q F2,38
The normally opened contact switch of closing coil KM2,39 second time relay coil KT2, the combined floodgate indicator lamp of 40 circuit breaker Q F2,41
The normally opened contact switch of the second time relay KT2, the closing coil KM3 of 42 circuit breaker Q F3,43 closing coil KM3 normally opened
Contact switch, the normally opened contact switch of 44 the 3rd time relays, the combined floodgate indicator lamp of 45 circuit breaker Q F3,46 the 3rd times continue
Electric apparatus coil KT3, the closing coil KM4 of 47 circuit breaker Q F4, the normally opened contact switch of 48 closing coil KM4,49 the 4th times continue
The normally opened contact switch of electrical equipment, the combined floodgate indicator lamp of 50 circuit breaker Q F4,51 the 4th time relay coil KT4,52 breakers
The closing coil KM5 of QF5, the normally opened contact switch of 53 closing coil KM5, the combined floodgate indicator lamp of 54 circuit breaker Q F5.
When user is locked or is unlocked operation, SB obtained by main controller controls closure KM1 electric, disconnected belonging to coil KM1
Road device QF1 closes a floodgate as first straight line electrical power, the normally opened contact switch closure of KM1, and the very first time, relay coil KT1 obtained
Electricity, the timing of very first time relay KT1 start, when very first time relay KT1 time set is for the T1 second, KT1 after the T1 second
Normally opened contact switch closes, and KM2 coil obtains electric, and affiliated circuit breaker Q F2 of coil KM2 is closed a floodgate as second straight line electrical power, KM2's
Normally opened contact switch closes, and the second time relay coil KT2 obtains electric, the second time relay KT2 timing to start, when second
Between relay KT2 time set when being T2 second, the normally opened contact switch closure of KT2 after the T2 second, KM3 coil obtains electric, coil KM3
Affiliated circuit breaker Q F3 is closed a floodgate and is energized for the 3rd linear electric motors, the normally opened contact switch closure of KM3, the 3rd time relay coil
KT3 obtains electric, the 3rd time relay KT3 timing to start, when the 3rd time relay KT3 time set is T3 second, after the T3 second
KT3 normally opened contact switch closure, KM4 coil obtain electric, affiliated circuit breaker Q F4 of coil KM4 close a floodgate for the 4th linear electric motors be energized,
The normally opened contact switch closure of KM4, the 4th time relay coil KT4 obtains electric, the 4th time relay KT4 timing to start, when
When 4th time relay KT4 time set is for the T4 second, the normally opened contact switch closure of KT4 after the T4 second, KM5 coil obtains electric, line
Circle affiliated circuit breaker Q F5 of KM5 is closed a floodgate and is energized for the 5th linear electric motors.Motor interval starts control program and main element is arranged on
In linear motor driver, power supply L, N are that linear motor driver is spaced the control loop starting control circuit offer for motor
Power supply, power supply L1, N are the driving power supplies that linear motor driver provides for linear electric motors.
The utility model is not limited to the disclosed embodiments and accompanying drawing and falls into the utility model spirit and protection it is intended to cover
The various change of scope and deformation.
Claims (8)
1. a kind of intelligent door lock, it includes master controller, operating system of user, linear electric motors, linear motor driver, wireless charging
Electric installation and battery, master controller accepts the instruction of user input by operating system of user, and master controller is according to by user
Instruction be converted to linear motor driver drive signal thus driving linear electric motors to be locked by the instruction of user or unlock
Action, wireless charging device charges for battery.
2. intelligent door lock according to claim 1 it is characterised in that：Linear electric motors are linear AC motor or DC linear
Motor, when linear electric motors are for DC linear electric motor, battery by DC/DC converter be supplied to DC linear electric motor work institute
The rated direct voltage needing, when linear electric motors are for linear AC motor, battery provides AC linear by DC/AC converter
The required alternating voltage of motor work.
3. intelligent door lock according to claim 2 it is characterised in that：The drive control mode of linear electric motors is PID control
Or Self Adaptive Control.
4. intelligent door lock according to claim 1 it is characterised in that：Wireless charging device includes energy supply control module, no
Line electric power transmitting terminal and wireless power receiving terminal, wherein wireless power transmitting terminal include wireless power transmit coil, wireless power
Receiving terminal includes wireless power receiving coil and rectification circuit, the alternating current that wireless power receiving coil is received by rectification circuit
It is rectified into the direct current needed for battery charges.
5. intelligent door lock according to claim 4 it is characterised in that：The remaining electricity of energy supply control module inner setting battery
Measure threshold value and gather the dump energy of battery, when the dump energy of battery is more than described battery dump energy threshold value, stop
Only charge, when the dump energy of battery is less than described battery dump energy threshold value, energy supply control module controls wireless power
Transmitting terminal charges to wireless power receiving terminal transmission electric power for battery.
6. intelligent door lock according to claim 1 it is characterised in that：Wireless charging device by mains-supplied, when civil power just
Chang Shi, by wireless charging device wireless power receiving terminal provide alternating current for linear AC motor provide exchange drive electric power or
Wireless power receiving terminal provides the rectified device of alternating current to be converted to direct current and provides DC driven electric power for DC linear electric motor.
7. intelligent door lock according to claim 1 it is characterised in that：Master controller connects setting in memory, memory
Database, for recording and updating locking or the operation information unlocked, when user's execution lock instruction, master controller binding number
According to the operation information historical information of the locking in storehouse or unlocking, the corresponding operation unlocking or unlocking of execution.
8. intelligent door lock according to claim 7 it is characterised in that：Linear electric motors for locking or unlock are multiple,
Setting time threshold inside master controller, when user's execution lock instruction, master controller with reference to the locking in database or leaves
The operation information historical information of lock, judges the time of user's unblock next time, is less than described time threshold when the time that user leaves
During value, only partial straight lines motor is actuated to execute locking task, when the time that user leaves being more than described time threshold,
All linear electric motors are actuated to execute locking task.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620683147.XU CN205935963U (en) | 2016-07-02 | 2016-07-02 | Intelligent door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620683147.XU CN205935963U (en) | 2016-07-02 | 2016-07-02 | Intelligent door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205935963U true CN205935963U (en) | 2017-02-08 |
Family
ID=57931380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620683147.XU Expired - Fee Related CN205935963U (en) | 2016-07-02 | 2016-07-02 | Intelligent door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205935963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088826A (en) * | 2016-07-02 | 2016-11-09 | 周岳 | A kind of intelligent door lock |
-
2016
- 2016-07-02 CN CN201620683147.XU patent/CN205935963U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088826A (en) * | 2016-07-02 | 2016-11-09 | 周岳 | A kind of intelligent door lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190702 |