CN107818611A - A kind of smart bluetooth padlock - Google Patents
A kind of smart bluetooth padlock Download PDFInfo
- Publication number
- CN107818611A CN107818611A CN201710824510.4A CN201710824510A CN107818611A CN 107818611 A CN107818611 A CN 107818611A CN 201710824510 A CN201710824510 A CN 201710824510A CN 107818611 A CN107818611 A CN 107818611A
- Authority
- CN
- China
- Prior art keywords
- bluetooth
- locking bolt
- lock
- main control
- slot
- Prior art date
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Classifications
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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
- 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
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a kind of smart bluetooth padlock, there is provided fingerprint module, identify that fingerprint opens bluetooth power supply by main control module afterwards by fingerprint module, it is powered to lock body bluetooth, so as to send unlock instruction to lock body bluetooth by Bluetooth of mobile phone again, the power supply of bluetooth can be so disconnected when not needing bluetooth to work, can be than the existing simple state more power saving for setting Bluetooth sleep, and opening lock body bluetooth after first passing through fingerprint module, instruction is unlocked to unlocked state by lock body bluetooth again, it has been achieved in that double-encryption, rather than simple use two unlocking modes side by side, unlocked as long as cracking one of which using two unlocking modes side by side and locking mode can, compared to this setting fingerprint module arranged side by side and lock body bluetooth, the present invention's is much safe.
Description
Technical field
The present invention relates to a kind of padlock, specially a kind of smart bluetooth padlock.
Background technology
Padlock, it is family most ancient, most huge in the lockset world, it may be said that other locksets are all from padlock this class
Procreation, derive from.With scientific and technological development, nowadays miscellaneous padlock starts to occur, bluetooth padlock species on the market
Various, wherein most is the gaudy padlock of function, they integrate miscellaneous unlocking manner, such as bluetooth unblock and fingerprint
Unblock, but they are all paired runnings, therefore, as long as cracking one of which locks mode, you can open padlock, then add
The mode of lock is gaudy, and the probability being cracked is bigger, and function is more, and its power consumption also can be bigger, can thus shorten
Battery life, also it is unfavorable for long-term use, but is only merely that a kind of locking mode again can be dangerous, while existing bluetooth is locked
The mode of locking need to motor carry out the anglec of rotation control, be thus necessarily required to extra circuit and angle inspection carried out to it
Survey, then controlled to it, which adds the complexity of circuit.
The content of the invention
In view of the deficienciess of the prior art, being cracked it is an object of the invention to provide a kind of difficulty and low in energy consumption without right
Motor carries out the smart bluetooth padlock of anglec of rotation detection, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides following technical scheme：A kind of smart bluetooth padlock, including mobile phone and indigo plant
Tooth is locked, and the mobile phone includes cell phone application and Bluetooth of mobile phone, and the cell phone application couples with Bluetooth of mobile phone, to pass through cell phone application pair
Bluetooth of mobile phone is controlled, and is transmitted unlock instruction, and the mobile phone is communicated to connect by Bluetooth of mobile phone and bluetooth lock, the bluetooth lock
Including lock body, lock bridge and circuit board, the circuit board is arranged on inside lock body, and the lock body is provided with the first lock bridge slot and second
Lock bridge slot, one end of the lock bridge are inserted into the first lock bridge slot, and the other end is inserted into the second lock bridge slot and passed through
Spring is connected with the bottom land of the second lock bridge slot, when the both ends of the lock bridge are inserted into the first lock bridge slot and lock, lock bridge
End extrude the second lock bridge slot in spring, compressed it, the circuit board includes main control module, the main control module
Also there is the fingerprint letter of unblock authority provided with some output pins, input pin and ADC pins, and in the main control module
Breath, the circuit board also include：
Fingerprint module, the fingerprint module is located at the case surface of lock body, and is coupled with the input pin of main control module, uses
To obtain finger print information and export finger print information signal to main control module；
Bluetooth power supply, the output pin coupling of the bluetooth power supply and main control module, when main control module believes finger print information
After the finger print information verification of number unblock authority having with it, meet unblock authority finger print information, the output of main control module is drawn
Pin turns on bluetooth power supply, out-put supply signal to bluetooth power supply output drive signal；
Lock body bluetooth, the lock body bluetooth and bluetooth supply coupling, the lock body bluetooth receive the power supply letter of bluetooth power supply
After number, the lock body bluetooth brings into operation；When lock body bluetooth is run, the lock body bluetooth communicates to connect with Bluetooth of mobile phone, institute
State input pin of the lock body bluetooth also with main control module to couple, the unlock instruction received is sent to master control by the lock body bluetooth
Module, while main control module output unlocking signal；
Unlocked state, the output pin coupling of the unlocked state and main control module, when unlocked state receives unblock letter
After number, unlocked state is unlocked to lock bridge；
The unlocked state includes the output that motor, locking bolt, motor reduction gearbox and set are connected to the stretching of motor reduction gearbox
Gear on end, the motor are connected with motor reduction gearbox, the output pin coupling of the motor and main control module, described
One end that lock bridge inserts the first lock bridge slot is provided with locking bolt slot, and the lock body is additionally provided with " mouth " the shape locking bolt slided for locking bolt
Chute, the one side of the locking bolt are provided with rack, and the wheel and rack is meshed, to drive locking bolt to be inserted into locking bolt slot
Or extracted from locking bolt slot, work as pinion rotation, drive locking bolt from locking bolt slot completely disengage when, the rack and pinion departs from
Engagement, and the lock bridge ejects lock body under the action of the spring.
As a further improvement on the present invention, the other end of the relative insertion locking bolt slot of the locking bolt passes through spring and locking bolt
The bottom land connection of chute, when locking bolt is retracted locking bolt chute, locking bolt extrusion spring, compressed it, the locking bolt inserts locking bolt
One end of slot is provided with locking bolt fixture block, and the locking bolt chute is provided with locking bolt block close to one end of locking bolt slot, when lock bridge inserts
After first lock bridge slot, locking bolt is outwards skidded off under the action of the spring, is inserted into locking bolt slot, and the locking bolt fixture block is caught on
Locking bolt block.
As a further improvement on the present invention, the locking bolt is inserted into one end of locking bolt slot and is provided with inclined-plane, the inclined-plane
For the chamfer of locking bolt upper side, when lock bridge inserts the first lock bridge slot, lock bridge is provided with one end and the inclined-plane phase of locking bolt slot
Contradict, extrude inclined-plane, make in locking bolt retraction locking bolt chute, after locking bolt slot aligns with pin position, the locking bolt is made in spring
With lower ejection, it is inserted into locking bolt slot.
As a further improvement on the present invention, the lock bridge is inserted into the end of one end of the second lock bridge slot and is provided with ring
Button, the interior latch closure groove for being provided with limitation latch closure scope of activities of the second lock bridge slot, what the latch closure can slide up and down is arranged on
In latch closure groove.
As a further improvement on the present invention, the circuit board also includes GPRS module, the GPRS module and master control mould
The output pin coupling of block, and communicated to connect with cell phone application, the bottom land of the first lock bridge slot is provided with button, described to press
One end of button and the input pin of main control module are coupled, and the first lock is inserted into supply coupling, lock bridge after other end series resistance
After the locking of beam slot, lock bridge inserts one end squeeze buttons of the first lock bridge slot, makes button pressed downwards, the input pin of main control module
Lock-out state signal is received, when lock bridge is extracted after the unblock of the first lock bridge slot, button is popped up, and the input of main control module is drawn
Pin receives released state signal；Simultaneously main control module output pin by GPRS module to cell phone application send bluetooth lock by
The information of unblock.
As a further improvement on the present invention, the circuit board also includes human body induction module, the human body induction module
Coupled with the input pin of main control module, to send human-induced signal to main control module.
As a further improvement on the present invention, the circuit board also includes under-voltage alarm modules, the under-voltage alarm modules
Coupled with the input pin of main control module, the under-voltage alarm modules include：
Triode Q1, triode Q1 colelctor electrode is coupled with the resistance R2 being serially connected and resistance R1 is followed by power supply, hair
Emitter grounding, base stage are coupled to main control module；
Triode Q2, the triode Q2 colelctor electrode are coupled to power supply, and base stage is coupled between resistance R1 and resistance R2, hair
Emitter-base bandgap grading is grounded after being coupled with the resistance R3 and resistance R5 being serially connected, and the node between the resistance R3 and resistance R5 passes through resistance
The ADC pins of main control module are coupled to after R4.
Beneficial effects of the present invention, there is provided fingerprint module, passes through main control module after identifying fingerprint by fingerprint module
Bluetooth power supply is opened, gives lock body bluetooth to be powered, so can be with so as to send unlock instruction to lock body bluetooth by Bluetooth of mobile phone again
The power supply of disconnection bluetooth when bluetooth work is not needed, can be than the existing simple state power consumption for setting Bluetooth sleep more
It is low, and first pass through and opening lock body bluetooth after fingerprint module, compared to it is existing while two modules are powered, the present invention
Avoid the need for always being powered to two modules, save the energy consumption of one of module, by lock body bluetooth again to unblock
Module is unlocked instruction, has been achieved in that double-encryption, rather than it is simple use two unlocking modes side by side, use side by side
As long as two unlocking modes crack one of which and lock the unblock of mode can, compared to this setting fingerprint module and lock arranged side by side
Body bluetooth, of the invention is much safe, and the locking bolt engaged with gear set, and when driving, locking bolt is complete from locking bolt slot
During total detachment, the rack and pinion that the locking bolt engages with gear is disengaged from, accordingly even when motor is further continued for rotating, locking bolt
It will not continue to be transferred in lock body, locking bolt will not be caused to extrude lock body, can thus remove motor rotation from because of excessive transmission
Gyration detects circuit, and this, simplifies circuit design, simplifies product complexity.
Brief description of the drawings
Fig. 1 is the module relation diagram of the present invention；
Fig. 2 is the under-voltage circuit for alarming figure of the present invention；
Fig. 3 is the lock body part structural representation of the present invention.
Drawing reference numeral：1- mobile phones, 2- bluetooths lock, 11- cell phone applications, 12- Bluetooth of mobile phone, 21- fingerprint modules, 22- bluetooths electricity
Source, 23- lock body bluetooths, 24-GPRS modules, 25- human body induction modules, 26- unlocked states, alarm that 27- is under-voltage, 28- master control moulds
Block, 31- motors, 32- motor reduction gearbox, 33- racks, 34- gears, 35- locking bolt slots, 36- latch closures, 37- latch closure grooves, 38- locks
Bolt, 39- locking bolt chutes, 40- locking bolt fixture blocks, 43- locking bolt blocks, 51- lock bodies, 52- lock bridges, 53a- the first lock bridge slots, 53b-
Second lock bridge slot, 54- buttons
Embodiment
The present invention is described in further detail below in conjunction with the embodiment given by accompanying drawing.
Shown in reference picture 1-3, a kind of smart bluetooth padlock, including mobile phone 1 and bluetooth lock 2, the mobile phone 1 includes mobile phone
APP11 and Bluetooth of mobile phone 12, the cell phone application 11 couple with Bluetooth of mobile phone 12, to be controlled by cell phone application 11 to Bluetooth of mobile phone 12
System, is transmitted unlock instruction, and the mobile phone 1 is included by Bluetooth of mobile phone 12 and the communication connection of bluetooth lock 2, the bluetooth lock 2
Lock body 51, lock bridge 52 and circuit board, the circuit board are arranged on inside lock body 51, and the lock body 51 is provided with the first lock bridge slot
53a and the second lock bridge slot 53b, one end of the lock bridge 52 are inserted into the first lock bridge slot 53a, and the other end is inserted into second
It is connected in lock bridge slot 53b and by spring with the second lock bridge slot 53b bottom land, when the both ends of the lock bridge 52 are inserted into the
One lock bridge slot 53a and when locking, the end of lock bridge 52 extrudes the spring in the second lock bridge slot 53b, is compressed it, described
Circuit board includes main control module 28, and the main control module 28 is provided with some output pins, input pin and ADC pins, and institute
The finger print information for also having unblock authority in main control module 28 is stated, the circuit board also includes：
Fingerprint module 21, the fingerprint module 21 is located at the case surface of lock body 51, and draws with the input of main control module 28
Pin couples, to obtain finger print information and export finger print information signal to main control module 28；
Bluetooth power supply 22, the output pin of the bluetooth power supply 21 and main control module 28 couples, when main control module 28 will refer to
After the finger print information verification for the unblock authority that line information signal has with it, meet unblock authority finger print information, main control module
28 output pin turns on bluetooth power supply 22, out-put supply signal to the output drive signal of bluetooth power supply 22；
Lock body bluetooth 23, the lock body bluetooth 23 couple with bluetooth power supply 22, and the lock body bluetooth 23 receives bluetooth power supply
After 22 power supply signal, the lock body bluetooth 23 brings into operation；When lock body bluetooth 23 is run, the lock body bluetooth 23 and mobile phone
Bluetooth 12 communicates to connect, and the lock body bluetooth 23 also couples with the input pin of main control module 28, and the lock body bluetooth 23 will connect
The unlock instruction received is sent to main control module 28, while main control module 28 exports unlocking signal；
Unlocked state 26, the output pin of the unlocked state 26 and main control module 28 couples, when unlocked state 26 receives
To after unlocking signal, unlocked state 26 is unlocked to lock bridge 52；
The unlocked state 26 includes motor 31, locking bolt 38, motor reduction gearbox 32 and set and is connected to motor reduction gearbox 32
Gear 34 in the output end of stretching, the motor 31 are connected with motor reduction gearbox 32, the motor 31 and main control module
28 output pin coupling, one end that the lock bridge 52 inserts the first lock bridge slot 53a is provided with locking bolt slot 35, the lock body 51
" mouth " the shape locking bolt chute 39 slided for locking bolt 38 is additionally provided with, the one side of the locking bolt 28 is provided with rack 33, the gear
34 are meshed with rack 33, to drive locking bolt 38 to be inserted into locking bolt slot 35 or be extracted from locking bolt slot 35, when gear 34
Rotate, drive locking bolt 38 from locking bolt slot 35 completely disengage when, the rack 33 is disengaged from gear 34, and the lock bridge
52 eject lock body 51 under the action of the spring.
Described main control module 28 can be the series monolithics such as STM, STC and Song Han, and described fingerprint module can be
Fpc1020, a kind of high-performance, the capacitive fingerprint module of low-power consumption, the main control module 28 obtain the fingerprint letter of fingerprint module 21
After breath, examine to there is the user of unblock authority, triode can be carried out by control of the main control module 28 to its pin
Cut-off, by triode come the control cut-off to bluetooth power supply 22, so as to control the startup and closing to lock body bluetooth 23,
So in the case of no fingerprint recognition is successful, lock body bluetooth 23 would not be powered, and so avoid lock body bluetooth 23 1
Direct-open, which is powered, wastes the phenomenon of electricity, and bluetooth module and fingerprint module are powered always compared to existing, present invention section
Most of energy consumption of bluetooth module is saved, while it also avoid long-term uninterrupted open of lock body bluetooth 23 to cause to be exhausted what is cracked
Situation, the operating handset bluetooth 12 of cell phone application 11 can be carried out after lock body bluetooth 23 by opening sends unlock instruction to lock body bluetooth 23,
Lock body bluetooth 23 receives and is unlocked operation to unlocked state 26 by main control module 28 after instruction, of the invention true by fingerprint
Need to carry out bluetooth unblock again after recognizing, thus realize dual locking, locked compared to existing single fingerprint or bluetooth adds
Lock or the locking mode that the bluetooth used side by side locks and fingerprint locks are much safe, pass through circuit board controlled motor 31
Rotate, motor 31 can improve moment of torsion and be easier to drive locking bolt 38 sliding in locking bolt chute 39 after slowing down by motor reduction gearbox 32
It is dynamic, while control transmission distance is more convenient after slowing down, because the one side that locking bolt 38 and gear 34 contradict is rack structure, pass through
The rotation of motor 31, so as to control the transmission of the locking bolt 38 engaged, and slided there is provided truncation surface for the locking bolt of " mouth " shape
Locking bolt 38 can be fixed for groove 39, its structure, locking bolt 38 is buckled in the inside grooves of " mouth " shape structure, the structure surrounded entirely
The fixation of high intensity is realized, locking bolt 38 will not fall off, stable movable in locking bolt chute 39, and when gear 34 rotates,
When drive locking bolt 38 completely disengages from locking bolt slot 35, the rack and pinion 34 that locking bolt 38 engages with gear 34 is disengaged from,
The distance that can need not thus control locking bolt 38 to be driven, without setting the circuit detected to the angle of the rotation of motor 31,
Circuit is simplified, motor 31 is stopped operating by setting the regular hour, when locking bolt 38 completely disengages from locking bolt slot 35,
After lock bridge 52 ejects lock body 51 under the action of the spring, motor 31 stops operating, so there is no need to artificial extraction lock bridge 52, and
And automatic spring lock body 51 is advantageous to the rotation of middle power machine 31 earlier, it is possible to reduce loss.
As a kind of improved embodiment, the other end of the relative insertion locking bolt slot 35 of the locking bolt 38 passes through bullet
Spring is connected with the bottom land of locking bolt chute 39, when locking bolt 38 is retracted locking bolt chute 39, the extrusion spring of locking bolt 38, is compressed it,
One end that the locking bolt 38 inserts locking bolt slot 35 is provided with locking bolt fixture block 40, and the locking bolt chute 39 is close to the one of locking bolt slot 35
End is provided with locking bolt block 43, and after lock bridge 52 inserts the first lock bridge slot 53a, locking bolt 38 outwards skids off under the action of the spring, inserts
Enter into locking bolt slot 35, and the locking bolt fixture block 40 catches on locking bolt block 43.Locking bolt 38 is connected by spring with lock body, this
After lock bridge 52 inserts the first lock bridge slot 53a, locking bolt 38 automatic outwards ejection, is set sample can simultaneously by spring effect
The locking bolt fixture block 40 put can catch on locking bolt block 43, not allow locking bolt 38 to be deviate from from locking bolt chute 39, can thus realize
Lock bridge 52 carries out automatic locking after inserting the first lock bridge slot 53a, is locked without giving an order again, reverse without motor 31
Locking bolt 28 is driven, is carried out compared to needing to give an order for lock and unlock, this improvement eliminates the instruction locked, equivalent to reduction
The electric quantity consumption of half.
As a kind of improved embodiment, one end that the locking bolt 38 is inserted into locking bolt slot 35 is provided with inclined-plane,
The inclined-plane is the chamfer of the upper side of locking bolt 38, and when lock bridge 52 inserts the first lock bridge slot 53a, lock bridge 52 is inserted provided with locking bolt
One end of groove 35 and inclined-plane are inconsistent, extrude inclined-plane, locking bolt 38 is retracted in locking bolt chute 39, locking bolt slot 35 and locking bolt 38
After putting alignment, the locking bolt 38 ejects under the action of the spring, is inserted into locking bolt slot 35.After setting inclined-plane, by lock bridge
52 the first lock bridge slot 53a of insertion avoid the need for being inserted after locking bolt 38 is driven in retraction locking bolt chute 39, Ke Yizhi
Patch into lock body, when the first locking bolt slot 53a is inserted in one end that lock bridge 52 is provided with locking bolt slot 35, contradicted with inclined-plane, extruding
The inclined-plane, locking bolt 38 is retracted in locking bolt chute 39, need not be slided so as to realize with the retraction locking bolt of 31 reverse drive locking bolt of motor 38
Inserted again in groove 39, further accomplish to save the consumption of electricity.
As a kind of improved embodiment, the lock bridge 52 is inserted into the end of the second lock bridge slot 53b one end
Portion is provided with latch closure 36, and the latch closure groove 37 of the limitation scope of activities of latch closure 36, the latch closure 36 are provided with the second lock bridge slot 53b
What can be slid up and down is arranged in latch closure groove 37.By setting latch closure 36, and latch closure 36 can limit 36 movable model of latch closure
Movable in the latch closure groove 37 enclosed, when can thus realize that lock bridge ejects lock body, latch closure 36 is buckled in latch closure groove 37, works as lock body
When falling to maximum position, latch closure 36 and the cell wall of the one end of latch closure groove 37 are inconsistent, and catch on the cell wall, lock body will not be made to exist
Drop ground under gravity and caused by device damage phenomenon, while be also convenient for locking next time, it is not necessary to separately carry lock bridge and
Lock body.
As a kind of improved embodiment, the circuit board also includes GPRS module 24, the GPRS module 24
Couple, and communicated to connect with cell phone application 11, the bottom land of the first lock bridge slot 53a with the output pin of main control module 28
Provided with button 54, one end of the button 54 and the input pin of main control module 28 couple, after other end series resistance with power supply
Coupling, after lock bridge 52 is inserted into the first lock bridge slot 53a lockings, one end extruding that lock bridge 52 inserts the first lock bridge slot 53a is pressed
Button 54, push button 54, the input pin of main control module 28 receives lock-out state signal, when lock bridge 52 is from the first lock bridge slot
Extracted after 53a unblocks, button 54 pops up, and the input pin of main control module 28 receives released state signal；Master control mould simultaneously
The output pin of block 28 sends bluetooth to cell phone application 11 by GPRS module 24 and locks 2 information being unlocked.By to circuit board
Set GPRS module 24 can be after bluetooth locks 2 unblocks, lock bridge 52 ejects, and makes bullet on button 54, recovers off-state, master control mould
The input pin of block 28 becomes low level from high level, and such can of main control module 28 detects whether lock body 51 is unlocked,
And button 54 be by after resistance with supply coupling, thus can with limit button 54 turn on after electric current size, with protection
Main control module 28 will not be burnt out, and can increase the resistance of resistance, it is possible to reduce in ohmically loss, pass through main control module
28 pairs of GPRS modules 24, which are assigned to cell phone application 11, sends unlock instruction, and such as No.1 bluetooth lock is sent in the form of short message and has been solved
The signal of lock is to cell phone application 11, just no other information return after simply having been unlocked merely compared to the unblock of existing bluetooth, this
Improve can bluetooth lock 2 be unlocked after return to the information that has unlocked, when so being unlocked by unidentified people can with and Times
It is alert, the possibility that property is retrieved can be greatly increased.
As a kind of improved embodiment, the circuit board also includes human body induction module 25, people's body-sensing
Module 25 and the input pin of main control module 28 is answered to couple, to send human-induced signal to main control module 28.Pass through setting
Human body induction module 25 senses to human body, is stopped when long-term someone locks in bluetooth near 2, when human body induction module 25 detects
Rear to human body sends the close instruction of someone to main control module 28, while main control module 28 starts timing, and timing, which exceedes, specifies
Just instruction GPRS module 24 sends the information for having suspicious people to stay to cell phone application 11 after such as 5 minutes time, passes through such letter
Breath can make user recognize the situation near bluetooth lock 2 at any time, can remind police when user distance bluetooth locks 2 positions farther out
Show whether user's property is safe.
As a kind of improved embodiment, the circuit board also includes under-voltage alarm modules 27, the under-voltage police
Module 27 and the input pin of main control module 28 is reported to couple, the under-voltage alarm modules 27 include：Triode Q1, triode Q1
Colelctor electrode be coupled with the resistance R2 being serially connected and resistance R1 is followed by power supply, grounded emitter, base stage is coupled to main control module；
Triode Q2, the triode Q2 colelctor electrode are coupled to power supply, and base stage is coupled between resistance R1 and resistance R2, hair
Emitter-base bandgap grading is grounded after being coupled with the resistance R3 and resistance R5 being serially connected, and the node between the resistance R3 and resistance R5 passes through resistance
The ADC pins of main control module 28 are coupled to after R4；
When the output pin being connected with resistance R4 of main control module 28 is arranged to high level, triode Q1 conductings, make electricity
Road triode Q2 is turned on, so that resistance R3 and resistance R5 carries out partial pressure, the section between the resistance R3 of main control module 28 and resistance R5
Voltage calculating is carried out by ADC after the connected ADC pins acquisition magnitude of voltage of point, so as to monitoring power voltage, less than setting alarm
During voltage, main control module 28 instructs GPRS module 24 to send line under-voltage information to cell phone application 11.Connected and closed by foregoing circuit
System, is controlled, when triode Q1 is turned on, power supply passes through by the output pin of main control module 28 to cut-offfing for triode Q1
It is grounded after the resistance R1 and resistance R2 of series connection, resistance R1 and resistance R2 is carried out partial pressure, turn on triode Q2, makes power supply can be with
Partial pressure is carried out by the resistance R3 and resistance R5 of series connection, and resistance R3 and resistance R5 node after resistance R4 by entering master control
The ADC pins of module 28 are input to main control module 28, and the ADC into main control module 28 can be thus limited there is provided resistance R4
The size of current of pin, prevent electric current is excessive from burning out main control module 28, by the calculating to voltage of main control module 28, so that
The magnitude of voltage of power supply is drawn, power supply can be connected with bluetooth power supply 22 using the method, thus can be to bluetooth power supply 22
It is monitored, and under-voltage alarm is sent to cell phone application 11 by GPRS module 24, to warn user to need to change battery, prevents
Only bluetooth power supply 22 is under-voltage, cause lock body bluetooth 23 can not normal work, so as to lead to not unlock, and this circuit is in master control
If the output pin of module 28 does not carry out conducting processing to triode Q1, this circuit is retained in open-circuit condition, so this
Circuit is there will be no power problemses, and when main control module 28 assigns once under-voltage measurement, main control module 28 is connected with this circuit
Output pin draws high level once, be circuit turn-on once, carry out one-time detection, the output pin can be drawn after detection
For low level, energy-efficient treatment is carried out, and the larger resistance of resistance value can be selected, can so reduce the electric current of circuit, compared with
Few power consumption, so can accomplish more preferable energy-saving effect with the service life of extension device battery.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of smart bluetooth padlock, including mobile phone (1) and bluetooth lock (2), the mobile phone (1) include cell phone application (11) and hand
Machine bluetooth (12), the cell phone application (11) and Bluetooth of mobile phone (12) couple, with by cell phone application (11) to Bluetooth of mobile phone (12)
Control, unlock instruction is transmitted, the mobile phone (1) is communicated to connect by Bluetooth of mobile phone (12) and bluetooth lock (2), the bluetooth
Lock (2) includes lock body (51), lock bridge (52) and circuit board, and the circuit board is arranged on lock body (51) inside, the lock body (51)
Provided with the first lock bridge slot (53a) and the second lock bridge slot (53b), one end of the lock bridge (52) is inserted into the first lock bridge slot
In (53a), the other end is inserted into the second lock bridge slot (53b) and connected by the bottom land of spring and the second lock bridge slot (53b)
Connect, when the both ends of the lock bridge (52) are inserted into the first lock bridge slot (53a) and lock, the end extruding second of lock bridge (52)
Spring in lock bridge slot (53b), is compressed it, it is characterised in that the circuit board includes main control module (28), the master
Control module (28) is provided with some output pins, input pin and ADC pins, and also has unblock in the main control module (28)
The finger print information of authority, the circuit board also include：
Fingerprint module (21), the fingerprint module (21) are located at the case surface of lock body (51), and defeated with main control module (28)
Enter pin coupling, to obtain finger print information and export finger print information signal to main control module (28)；
Bluetooth power supply (22), the bluetooth power supply (21) and the output pin of main control module (28) couple, when main control module (28)
After the finger print information verification for the unblock authority that finger print information signal is had with it, meet unblock authority finger print information, master control
The output pin of module (28) turns on bluetooth power supply (22), out-put supply signal to bluetooth power supply (22) output drive signal；
Lock body bluetooth (23), the lock body bluetooth (23) couple with bluetooth power supply (22), and the lock body bluetooth (23) receives bluetooth
After the power supply signal of power supply (22), the lock body bluetooth (23) brings into operation；When lock body bluetooth (23) is run, the lock body is blue
Tooth (23) communicates to connect with Bluetooth of mobile phone (12), and the lock body bluetooth (23) also couples with the input pin of main control module (28),
The unlock instruction received is sent to main control module (28), while main control module (28) output unblock by the lock body bluetooth (23)
Signal；
Unlocked state (26), the unlocked state (26) and the output pin of main control module (28) couple, when unlocked state (26)
After receiving unlocking signal, unlocked state (26) is unlocked to lock bridge (52)；
The unlocked state (26) is connected to motor reduction gearbox including motor (31), locking bolt (38), motor reduction gearbox (32) and set
(32) gear (34) in the output end of stretching, the motor (31) are connected with motor reduction gearbox (32), the motor
(31) output pin with main control module (28) is coupled, and one end that the lock bridge (52) inserts the first lock bridge slot (53a) is provided with
Locking bolt slot (35), the lock body (51) are additionally provided with " mouth " the shape locking bolt chute (39) slided for locking bolt (38), the locking bolt
(28) one side is provided with rack (33), and the gear (34) is meshed with rack (33), to drive locking bolt (38) to be inserted into lock
Extracted in bolt slot (35) or from locking bolt slot (35), when gear (34) rotation, drive locking bolt (38) from locking bolt slot (35)
When completely disengaging, the rack (33) is disengaged from gear (34), and the lock bridge (52) ejects lock under the action of the spring
Body (51).
2. smart bluetooth padlock according to claim 1, it is characterised in that the relative insertion locking bolt slot of the locking bolt (38)
(35) the other end is connected by spring with the bottom land of locking bolt chute (39), when locking bolt (38) is retracted locking bolt chute (39), lock
Bolt (38) extrusion spring, is compressed it, and one end of locking bolt (38) the insertion locking bolt slot (35) is provided with locking bolt fixture block (40),
The locking bolt chute (39) is provided with locking bolt block (43) close to one end of locking bolt slot (35), when lock bridge (52) inserts the first lock bridge
After slot (53a), locking bolt (38) outwards skids off under the action of the spring, is inserted into locking bolt slot (35), and the locking bolt card
Block (40) catches on locking bolt block (43).
3. smart bluetooth padlock according to claim 1 or 2, it is characterised in that the locking bolt (38) is inserted into locking bolt and inserted
One end of groove (35) is provided with inclined-plane, and the inclined-plane is the chamfer of locking bolt (38) upper side, when lock bridge (52) inserts the first lock bridge
During slot (53a), one end and inclined-plane provided with locking bolt slot (35) of lock bridge (52) are inconsistent, extrude inclined-plane, locking bolt (38) is contracted
Enter in locking bolt chute (39), locking bolt slot (35) with after locking bolt (38) aligned in position, the locking bolt (38) bullet under the action of the spring
Go out, be inserted into locking bolt slot (35).
4. smart bluetooth padlock according to claim 3, it is characterised in that the lock bridge (52) is inserted into the second lock bridge and inserted
The end of one end of groove (53b) is provided with latch closure (36), and limitation latch closure (36) movable model is provided with the second lock bridge slot (53b)
The latch closure groove (37) enclosed, what the latch closure (36) can slide up and down is arranged in latch closure groove (37).
5. smart bluetooth padlock according to claim 4, it is characterised in that the circuit board also includes GPRS module
(24), the GPRS module (24) and the output pin of main control module (28) couple, and are communicated to connect with cell phone application (11),
The bottom land of the first lock bridge slot (53a) is provided with button (54), and one end of the button (54) is defeated with main control module (28)
Enter pin coupling, after other end series resistance with supply coupling, after lock bridge (52) is inserted into the locking of the first lock bridge slot (53a),
Lock bridge (52) inserts one end squeeze buttons (54) of the first lock bridge slot (53a), pushes button (54), main control module (28)
Input pin receives lock-out state signal, and when lock bridge (52) is extracted after the unblock of the first lock bridge slot (53a), button (54) is upward
Ejection, the input pin of main control module (28) receive released state signal；The output pin of main control module (28) passes through simultaneously
The information that GPRS module (24) has been unlocked to cell phone application (11) transmission bluetooth lock (2).
6. smart bluetooth padlock according to claim 5, it is characterised in that the circuit board also includes human body induction module
(25), the human body induction module (25) and the input pin of main control module (28) couple, to be sent to main control module (28)
Human-induced signal.
7. smart bluetooth padlock according to claim 6, it is characterised in that the circuit board also includes under-voltage alarm modules
(27), the under-voltage alarm modules (27) and the input pin of main control module (28) couple, under-voltage alarm modules (27) bag
Include：
Triode Q1, triode Q1 colelctor electrode is coupled with the resistance R2 being serially connected and resistance R1 is followed by power supply, emitter stage
Ground connection, base stage are coupled to main control module (28)；
Triode Q2, the triode Q2 colelctor electrode are coupled to power supply, and base stage is coupled between resistance R1 and resistance R2, emitter stage
It is grounded after being coupled with the resistance R3 and resistance R5 being serially connected, after the node between the resistance R3 and resistance R5 is by resistance R4
It is coupled to the ADC pins of main control module (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710824510.4A CN107818611A (en) | 2017-09-13 | 2017-09-13 | A kind of smart bluetooth padlock |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710824510.4A CN107818611A (en) | 2017-09-13 | 2017-09-13 | A kind of smart bluetooth padlock |
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| CN107818611A true CN107818611A (en) | 2018-03-20 |
Family
ID=61607139
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710824510.4A Pending CN107818611A (en) | 2017-09-13 | 2017-09-13 | A kind of smart bluetooth padlock |
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| CN (1) | CN107818611A (en) |
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| CN108320368A (en) * | 2018-05-05 | 2018-07-24 | 深圳市奔首科技有限公司 | A kind of bluetooth Fingerprint Lock and its system for automobile |
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| CN109447197A (en) * | 2018-09-30 | 2019-03-08 | 温州智点信息科技有限公司 | A kind of RFID intelligent repository system |
| CN109469416A (en) * | 2018-12-05 | 2019-03-15 | 深圳供电局有限公司 | A kind of smart bluetooth padlock |
| CN109667480A (en) * | 2019-01-25 | 2019-04-23 | 深圳供电局有限公司 | A kind of smart bluetooth padlock control device and smart bluetooth padlock |
| CN110211264A (en) * | 2019-05-28 | 2019-09-06 | 国网北京市电力公司 | A kind of blue-tooth intelligence lock |
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