CN2725455Y - Electron digital remote-controlled lock - Google Patents

Abstract

The utility model relates to an electron digital remote-controlled lock, comprising a key type multifunctional infrared remote controller, a control board, a battery box, a mechanical driving lock box and a secondary unlocking keyboard. The remote controller adopts a rolling code coding chip, and the control board comprises a remote control circuit, a timing dormancy circuit, a boosted circuit, an under-voltage buzzing alarm circuit, a secondary unlocking circuit, a microprocessor U6, a memorizer U7, and a winding displacement connected with the output power supply. The utility model does not use the alternating current power supply, has relativly simple structure, low cost and safe use, and can be used for various locations of families, guesthouses, enterprises, etc.

Description

Electronic digital remote control lock

One, technical field

The utility model relates to lockset, relates in particular to a kind of electronic digital remote control lock.

Two, background technology

Electronic digital remote control lock is because of it is convenient, safe advantage is widely used in places such as family, hotel and offices.At present, electronic digital remote control lock is except comprising electric-controlled mechanical transmission lock box and dead bolt box, comprise that also electronic digital emission remote controller, electronic digital receive control panel, AC power, stand-by battery box and stand-by machine unlocking apparatus (key), during operate as normal, adopt ac power supply, when having a power failure, enable stand-by battery box work, when circuit breaks down, when remote controller can't be opened door lock, use stand-by machine unlocking apparatus (key) to unblank.Adopting the defective of ac power supply is that DC-AC conversion devices such as rectifier, transformer must be arranged, and the structure relative complex is not easy to the cost of production height is installed; Stand-by machine unlocking apparatus (key) is unblanked, and can manufacture separately, has reduced the safety of lock.

Three, summary of the invention

The purpose of this utility model is in order to overcome the deficiency of prior art, a kind of AC power of not using to be provided, do not use stand-by machine unlocking apparatus (key) to unblank, and structure is simple relatively, and cost of production is low, electronic digital remote control lock safe in utilization, reliable.

The characteristics of the utility model electronic digital remote control lock are: it is by one-touch multifunctional infrared remote controller, control panel, battery case, machine driving lock box and the secondary keyboard of unblanking is formed, described remote controller is by the 12V27A supplying cell, rolling code coding chip 301 or 2010, password holder and wireless signal transmit control device constitute, control panel is by remote control circuit, the timing dormancy circuit, booster circuit, under-voltage buzzer alarm circuit, the secondary unlock circuit, microprocessor U6, memory U7 be connected the out-put supply winding displacement and constitute, booster circuit is by resistance R 7, R8, R9, R10, inductance L, capacitor C 3, the voltage reference of diode 1N5819 and inner 1.25V, oscillator, trigger and output driving circuit are formed, under-voltage buzzer alarm circuit is by diode VD, VD1, adjustable resistance W, resistance R 15, R16, R17, R18, C8, Q6, three NOT-AND gate G1 among inner four of Q8 and the U5, G4, G3 forms, Q7, Q4 constitutes the buzzer audio-source, the secondary unlock circuit mainly contains IC1, S01, keyboard and control relay are formed, the machine driving lock box is by lock box 17, dead bolt box 18, spring latch 1, door handle rotating shaft 2, slip dead bolt 3, dead bolt backstay 4, dead bolt back-moving spring 5, return spring holder 6, function gear shaft 7, function gear 8, guide rod 9, shadow shield 10, cut shaven head 11, thrust arm rotating shaft 12, thrust arm 13, worm-wheel shaft 14, worm gear 15 and micro machine 16 are formed, described secondary unlock circuit mainly contains IC1, S01, and keyboard and control relay are formed.

The utility model compared with prior art has following advantage:

1, adopt the rolling code encryption technology, effectively prevent to adopt technological means to open lockset, by the emission and the acceptance of infrared remote controller, it is simpler that the user is operated.And rolling code encryption decoding can forever be preserved.

2, circuit is simple, and long service life adopts cmos circuit to reduce its power consumption, drives electronic digital remote control lock micro machine electric current less than 180mA through sample being experiment showed, its transient state.Under the resting state, electric current does not have power consumption, and therefore, four joint No.5 cells can be worked more than 1 year, and need not use AC power greater than 7000 times application life.

3, be equipped with the secondary unlocking system, this system password has the user to set, and has guaranteed the confidentiality of lockset, has thoroughly removed user's trouble and worry again, than stand-by machine unlocking apparatus (key) safety.

Four, description of drawings

Described in detail below in conjunction with the utility model embodiment accompanying drawing:

Fig. 1 is the utility model structural concept schematic diagram;

Fig. 2 is the structural concept schematic diagram of the utility model machine driving lock box;

Fig. 3 is the circuit theory diagrams of the utility model control panel;

Fig. 4 is the utility model remote control circuit schematic diagram;

Fig. 5 is the circuit theory diagrams of the utility model remote controller;

Fig. 6 is the utility model secondary unlock circuit schematic diagram.

Five, the specific embodiment

As shown in Figure 1, the utility model electronic digital remote control lock is made up of one-touch multifunctional infrared remote controller 19, control panel 20, battery case 21, machine driving lock box 22 and the secondary keyboard 23 of unblanking.

As shown in Figure 2, the utility model electronic digital remote control lock machine tool transmission lock box by lock box 17, dead bolt box 18, spring latch 1, door handle rotating shaft 2, slip dead bolt 3, dead bolt backstay 4, dead bolt back-moving spring 5, return spring holder 6, function gear shaft 7, function gear 8, guide rod 9, shadow shield 10, cut shaven head 11, thrust arm rotating shaft 12, thrust arm 13, worm-wheel shaft 14, worm gear 15 and micro machine 16 and form.The machine driving operating principle: the upper stratas in the lock box 17 are mechanical spring dead bolts 1, it drives by door handle rotating shaft 2, control its flexible function that reaches mechanical open and close.Lower floor is made up of slip dead bolt 3, thrust arm 13, worm gear 15, function gear 8 and micro machine 16.After obtaining driving signal, micro machine 16 rotates, driving worm gear 15 rotates for function toothed disc 8, function toothed disc 8 through the conversion transmission of slowing down, by the fixed block on the function toothed disc 8, stir thrust arm 13, thrust arm 13 is opened, simultaneously, fixed block promotes slip dead bolt 3, is displaced to desired location backward along guide rail, shadow shield 10 and slip dead bolt 3 synchronous shift, at desired location, light crop 11 sends shutoff signal, and micro machine 16 is quit work, and realizes opening the door automatically function, at this moment, dead bolt back-moving spring 5 is compressed accumulation of energy.During locking, micro machine 16 rotates after obtaining driving signal, drives worm gear 15 and slows down the conversion transmission to function toothed disc 8,8 rotations of function toothed disc, by the offside rotation of the fixed block on the function toothed disc 8, breaks away from slip dead bolt 3.This moment, dead bolt did not have any stress point, and interior compressed spring behind slip dead bolt 3 bodies stretches elastic force, slip dead bolt 3 is released along guide rail by it, and thrust arm 13 is by the elastic reset of self.At this moment, the displacement of slip dead bolt 3, drive that shadow shield 10 moves ahead and at certain position, light crop 11 sends shutoff signal, micro machine 16 is quit work.Main dead bolt 3 can not move reciprocatingly along guide rail, realizes locking.

As shown in Figure 3, the utility model electronic digital remote control lock control making sheet is by infrared rays receiving transducer circuit, the timing dormancy circuit, booster circuit, the low pressure buzzer alarm circuit, the secondary unlock circuit, microprocessor U6, memory U7 be connected the out-put supply winding displacement and constitute.The circuit theory of its work is to adopt 4 joint 1.5V common batteries power supplies, and main components and parts have been used CMOS IC1.U1, U2, U3, U5 and infrared receiving terminal U4, the peripheral semiconductor electronic components and parts that adopt are built.Infrared receiving terminal U4, power supply are taken at the 6V general supply, through R11, and VD47/33A, 5V is supplied with in voltage stabilizing.The signal that receives, through Q1, R12, C5 arrangement, by R13, Q2, Q3, carry out electric current and voltage and amplify, a part provides and triggers indication, is finished by R14, LED, and another part is through R2, R3, C2 trigger port, trigger CMOS U2, CLEAR end, (S1 is a manual triggers), after being triggered, its counter is reset, and exports whole step-down level, output Q7, by R4, inject electric current for Darlington Q3, Q4, make to obtain electric current and voltage by master control borad, Q7, link CMOS IC1 simultaneously.U1, ASABLE end, this end is a low level, C1, R1 builds, and makes circuit constitute multivibrator, a output pulse is counted to U2, counting was through 11 seconds, Q7 export high level, Q3, Q4 disconnect and cut off U3, U5 master control borad circuit, the work of while failure of oscillations device.R6, LED form the power supply indication of triggering back, and R14, D1 form the instantaneous trigger indication.Booster circuit is by resistance R 7, R8, R9, R10, inductance L, capacitor C 3, and the voltage reference of diode 1N5819 and inner 1.25V, oscillator, trigger and output driving circuit are formed.According to the electric current and voltage demand of this lock, partial parameters is set the purpose of using to satisfy.The undervoltage warning part is by diode VD, VD1, adjustable resistance W, resistance R 15, R16, R17, R18, C8, Q6, three NOT-AND gate G1 among inner four of Q8 and the U5, G4, G3 forms, Q7, Q4, constitute the buzzer audio-source, when supply voltage was enough high, two inputs of NOT-AND gate G1 all were high level, so the output of G1 is a low level, when supply voltage descended, the threshold value of sending out of G1 kept its half numerical value basically, because two diode VD of input of G1, VD1, what play is pressure stabilization function, and the drop-out value of the swing arm voltage of potentiometer descends sooner, when power supply drops to setting threshold, the input of G1 has become low level, G1 exports high level, through resistance R 16, open triode Q6, offer audio loop, simultaneously, G4, G3, R17, R18, the oscillator that C8 forms, triode Q8 is opened in the pulse that is produced, make buzzer send interrupted chimes of doom for the enough pulse voltage electric currents of injection audio loop, remind the user.The realization of above circuit, for control panel provides stable voltage, electric current reminds the user in time to change battery, simultaneously, also improved the utilization rate of battery, as adopting manual mode, (dual mode infrared rays or manual) uses 4 joint 1.5V common batteries, and the working time can be for 7 months.

As shown in Figure 4, the utility model remote control circuit, power supply is from voltage boosting dc 6V voltage-stabilized power supply, supply with micro machine control panel required voltage, chip U2, U3 is the infrared rays receiver module, control element GD1, electronic components such as K1, its principle is: remote controller is launched infrared rays carrier frequency data-signal, and through U4, the infrared rays that Q1 forms transmits receiver, reception filters the 38KHZ carrier wave, the data that transmit are delivered on the single-chip microcomputer U2, deciphering rolling code decoding program, with the data among decoding and the crypto key memory U3 relatively, if this key is in memory, have record just to carry out the lockset performing a programme, K1 constant open contact closure makes the micro motor for driving mechanical part finish unlocking function.R5, R6, GD1 form master control latch bolt position sensed signal sources, by the starting of single-chip microcomputer U2 control micro machine.As there is not record in crypto key memory, indicator lamp LED1 flicker represents that key is invalid.

As shown in Figure 5, the circuit of the utility model remote controller, power supply adopts the 12V27A powered battery, and chip adopts " KEELOQ " rolling code coding decryption technology of u s company, as 301,2010 etc., the one key formula sends data, and carrier frequency is launched to the 38KHZ RF transmitter, the radio signal senders that transmitter adopts present people to use always, both password holders, the wireless signal transmit control device.During use, when the user opens the door with remote controller, in the remote range (smaller or equal to 2M) of regulation, face toward inside and outside door handle and press the button of remote controller and send instruction, receiving transducer on the inside and outside door handle, received signal drives the transmission of micro motor for driving mechanical gear dish dead bolt is displaced in the lock box 10 backward, just can opens door at this moment after inputing to chip U6 processor, process rolling coding deciphering identification through timing dormancy circuit, booster circuit.

As shown in Figure 6, the utility model secondary unlock circuit, by IC1, S01, keyboard and control relay are formed.The digital phase-locking special IC that IC1 adopts U.S. LSL company to release, it is by four order inputs, 11～14 pin, the RESET input 10 pin, lock control output 8 pin, lock indication output end 7 pin and enable 2 pin and form.S01 is user's setting code, and 1～24 wiring end points is arranged, and 21,22,23,24 is the order end points, and with 1～12 end, connection end point connects arbitrarily respectively, remains 8 end points and is connected to 13～20 ends, and connection end point changes once, and conversion also takes place corresponding keyboard number.Keyboard adopts 0～No. 9, adds the * key, the # key, and the corresponding S01 relay J of difference, diode D1 is used for driving unlocking apparatus, and D4 (LED) is as indication output, and power supply is DC9V.

Secondary unlocking system: be to break down at lockset, in the time of can not normally opening, from door outer handle, the unlocking port protecting cover is opened, keyboard plug is inserted secondary unblanks in the jack, the user is according to the password of oneself setting, and after button input correctly, secondary unlock circuit system is connected with micro machine, and supply power, make micro machine work reach the function of opening lockset.

Claims (1)

1, a kind of electronic digital remote control lock, it is characterized in that: it is by one-touch multifunctional infrared remote controller, control panel, battery case, machine driving lock box and the secondary keyboard of unblanking is formed, described remote controller is by the 12V27A supplying cell, rolling code coding chip 301 or 2010, password holder and wireless signal transmit control device constitute, described control panel is by remote control circuit, the timing dormancy circuit, booster circuit, under-voltage buzzer alarm circuit, the secondary unlock circuit, microprocessor U6, memory U7 be connected the out-put supply winding displacement and constitute, described booster circuit is by resistance R 7, R8, R9, R10, inductance L, capacitor C 3, the voltage reference of diode 1N5819 and inner 1.25V, oscillator, trigger and output driving circuit are formed, described under-voltage buzzer alarm circuit is by diode VD, VD1, adjustable resistance W, resistance R 15, R16, R17, R18, C8, Q6, three NOT-AND gate G1 among inner four of Q8 and the U5, G4, G3 forms, Q7, Q4 constitutes the buzzer audio-source, described secondary unlock circuit mainly contains IC1, S01, keyboard and control relay are formed, described machine driving lock box is by lock box 17, dead bolt box 18, spring latch 1, door handle rotating shaft 2, slip dead bolt 3, dead bolt backstay 4, dead bolt back-moving spring 5, return spring holder 6, function gear shaft 7, function gear 8, guide rod 9, shadow shield 10, cut shaven head 11, thrust arm rotating shaft 12, thrust arm 13, worm-wheel shaft 14, worm gear 15 and micro machine 16 are formed, described secondary unlock circuit mainly contains IC1, S01, keyboard and control relay are formed.

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