CN1252483A

CN1252483A - Electronic puzzle lock

Info

Publication number: CN1252483A
Application number: CN 99124015
Authority: CN
Inventors: 葛亚力
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-11-12
Filing date: 1999-11-12
Publication date: 2000-05-10

Abstract

Electronic digital lock features that its lock core circuit consists of single chip processor CPU1, connecting interface (PT1), electromechanical drive mechanism ME and push button PB1; its key circuit consists of single chip processor CPU2, connecting interface PT2, prompt circuit SL and push button PB2; and the lock matching device circuit consists of single chip processor CPU3, connecting interface PT3, display DP and push button PB3. Compared with available technology, the present invention has the advantages of small volume, low cost, high safety and that the lock and key may be reconfigured. The lock is suitable for door, cabinet, drawer and safe as well as bicycle, motor cycle, automobile, etc. and may be produced into low and middle grade ones for market competition.

Description

Electronic puzzle lock

The present invention relates to a kind of electrical lock apparatus, particularly a kind of electronic password lock.

Lock is indispensable and a kind of protective device that consumption is very big in our modern society.Traditional mechanical lock is because the recurrence probability of its key is big, poor stability, key are many, it is very inconvenient to carry management, and the user usually has key and can not find lock and have lock to can not find the situation of key, thereby begins applying electronic in recent years gradually and lock.The special electronic lock that magnetic card lock, IC card lock, IB kayser, electronic password lock, Remote control electronic lock, Fingerprint Lock and various additional other functions are arranged that at present electronic lock is more common, these locks are big because of its price height, volume, need dispose, need memory cipher with computer or produce reasons such as complexity is installed and can't popularize towards masses.The electrical type lock mainly uses in places such as big hotel, high-grade office buildings at present.Numerous electronic lock producer all competes in this narrow and small market, and the great low and middle-grade electronic locks of demand market does not have suitable product.

The object of the present invention is to provide that a kind of volume is little, price is low, the no computer configuration, need not memory cipher, electronic puzzle lock that safety is good, very popular, be used for replacing the lock core and the key of mechanical lock.Make door, cabinet, drawer, the strongbox of family and office, and a large amount of places such as bicycle, mechanical transport instrument all can afford to use this electronic puzzle lock, user only needs one can open the lock that all have the right to open to the electronic digital lock key.Application of the present invention is bound to bring a revolution to the lockmaking industry.

A kind of electronic puzzle lock, comprise the electronic digital lock pin, the electronic digital lock key, electronic puzzle lock is joined the lock device, it is characterized in that: electronic digital lock pin circuit is by the single chip circuit CPU1 that contains nonvolatile memory, plug receptacle PT1, electromechanical drive mechanism ME, button or switch P B1 constitute, the I/O mouth that wherein contains the single chip circuit CPU1 of nonvolatile memory is connected with plug receptacle PT1, the delivery outlet that contains the single chip circuit CPU1 of nonvolatile memory is connected with the input of electromechanical drive mechanism ME, and the input port that contains the single chip circuit CPU1 of nonvolatile memory is connected with button or switch P B1.Work seasonal pellet shot from a slingshot or pin 14 of electromechanical drive mechanism ME locked or unblanked; Electronic digital lock key circuit is by the single chip circuit CPU2 that contains nonvolatile memory, plug receptacle PT2, acousto-optic hint circuit SL, button or switch P B2, power supply PW1 constitutes, the I/O mouth that wherein contains the single chip circuit CPU2 of nonvolatile memory is connected with plug receptacle PT2, the delivery outlet that contains the single chip circuit CPU2 of nonvolatile memory is connected with the input of acousto-optic hint circuit SL, the input port that contains the single chip circuit CPU2 of nonvolatile memory is connected with button or switch P B2, and power supply PW1 is simultaneously to the single chip circuit CPU2 that contains nonvolatile memory, plug receptacle PT2, acousto-optic hint circuit SL power supply; Electronic puzzle lock is joined lock device circuit and is made of single chip circuit CPU3, plug receptacle PT3, display circuit DP, keyboard or button PB3, power supply PW2, wherein one of single chip circuit CPU3 group of I/O mouth is connected with plug receptacle PT3, another group I/O mouth of single chip circuit CPU3 is connected with display circuit DP, the input port of single chip circuit CPU3 is connected with button or switch P B3, and power supply PW2 is simultaneously to single chip circuit CPU3, plug receptacle PT3, display circuit SL power supply; Join the plug receptacle PT3 that locks device 3 and be arranged on simultaneously on plug 33 and the jack 34, when joining lock core 1, plug receptacle PT3 is plugged on the plug receptacle PT1, and during bitting, plug receptacle PT3 is plugged on the plug receptacle PT2; Being connected to single line or multi-thread connection the between the single chip circuit CPU1 that contains nonvolatile memory and plug receptacle PT1, electromechanical drive mechanism ME, button or the switch P B1; Being connected to single line or multi-thread connection the between the single chip circuit CPU2 that contains nonvolatile memory and plug receptacle PT2, acousto-optic hint circuit SL, button or the switch P B2; Button or switch P B1, PB2 can adopt plug receptacle to substitute; Single chip circuit CPU1, the CPU2 that contains nonvolatile memory is the singlechip chip that a kind of inside comprises peripheral circuits such as nonvolatile memory, oscillating circuit, reset circuit, and this chip also can add that the circuit that part or all of peripheral circuit such as nonvolatile memory chip, oscillating circuit, reset circuit is formed replaces by common single-chip microcomputer.

The circuit structure of electronic digital lock pin as shown in Figure 4.Wherein the memory in the singlechip CPU 1 is used to preserve necessary information such as password; Electronic digital lock pin plug receptacle PT1 is used for being connected with the plug receptacle PT2 of electronic digital lock key circuit, obtains the needed electric energy of electronic digital lock pin by this plug receptacle from the electronic digital lock key simultaneously; Electromechanical drive mechanism ME is subjected to singlechip CPU 1 control, is used to unblank.Electromechanical drive mechanism can be an electric energy drive mechanism such as electromagnet, small machine; Button or switch P B1 then are used for determining the function or the state of lock, and for example, a button is used to dispose lock core cipher, and during the electronic lock configuration, it is closed earlier that this button is wanted; Switch is represented the safety position locked, and when this switch closure, lock can not be opened, and is equivalent to the safety effect of mechanical lock.Electronic digital lock pin circuit also can increase other circuit as required, as clock circuit etc.

Electronic digital lock key circuit structure as shown in Figure 5.Plug receptacle PT2 is used for being connected with the PT1 of electronic digital lock pin circuit, provides working power for the electronic digital lock pin simultaneously; The acousto-optic hint device is used to the results suggest of unblanking.For example, with the different colours of different tweeting sound of buzzer or luminous tube, success or unsuccessful reason when non-flashing rate is represented to unblank, as lock be insured, key is unworthy of opening etc.Button or switch are used for determining the function or the state of electronic digital lock key.For example, a button is used for the configuration of electronic digital lock key, during the configuration electron key, and earlier closed this button; A switch is used to open and has the lock of often opening function, unblanks during this switch closure, and electronic lock just can keep normally open or the electronic lock that will often open is closed.Power supply is whole electronic digital lock key circuit supply, passes through plug receptacle PT2 to electronic digital lock pin circuit supply when unblanking.

Electronic puzzle lock is joined lock device circuit structure as shown in Figure 6.Plug receptacle PT3 is used for being connected with the plug receptacle PT1 of electronic digital lock pin or the plug receptacle PT2 in the electronic digital lock key; Show when display is used to operate or prompting, be convenient to proper operation, can adopt low power consumption display such as liquid crystal.

With prior art relatively, the present invention has the following advantages: (1) cost is low, can be used for civilian lock, and general middle and low income family can both accept; (2) circuit microminiaturization, can pack into comprises in the various locks of small-sized drawer-lock; (3) keys are driven a plurality of locks, and majority are as long as key just can be opened all locks of opening of allowing, the trouble of avoiding looking for key in theory; (4) buying new lock needn't increase key, can save a large amount of in order to do the metal material of key; (5) be convenient to the management and the control of key, the key of losing needn't change lock, and owner can be configured lock at any time again, and the key of losing was lost efficacy, and also can authorize other people with the power of unblanking at any time; (6) high safety, adopt the hexadecimal password of six bit lengths in the lock, have only 1,006 millionth recurrence probabilities, also can increase Password Length if desired, thereby it is reliable more than mechanical lock, because adopt the dynamic password technology, its safety is more much higher than general IC card lock and ciphering type IC card lock; (7) do not change the operating habit of mechanical lock substantially, operate simplyr, the somebody of institute can be used than other electronic locks; (8) circuit is very simple, and producing does not need debugging, and cost of production is very low, also can make special IC, makes cost of production lower.Electronic technology is penetrated into the today in various fields day by day, and the electronization of civilian lock also is the inexorable trend of technical development, and lock is the very big consumer goods of a kind of consumption, thereby the present invention has very big promotional value and market prospects.

Fig. 1 is the frame for movement schematic diagram of electronic digital lock pin.

Fig. 2 is the frame for movement schematic diagram of electronic digital lock key.

Fig. 3 joins the frame for movement schematic diagram of locking device for electronic puzzle lock.

Fig. 4 is the circuit block diagram of electronic digital lock pin.

Fig. 5 is the circuit block diagram of electronic digital lock key.

Fig. 6 joins the circuit block diagram of locking device for electronic puzzle lock.

Fig. 7 is an electronic digital lock pin embodiment circuit diagram.

Fig. 8 is an electronic digital lock key embodiment circuit diagram.

Fig. 9 joins lock device embodiment circuit diagram for electronic puzzle lock.

Embodiment:

Electronic puzzle lock is joined three of devices of lock part by electronic digital lock pin, electronic digital lock key, electronic puzzle lock and is formed, and wherein electronic digital lock pin, electronic digital lock key, electronic puzzle lock are joined the frame for movement schematic diagram of locking device such as Fig. 1～shown in Figure 3.Electronic digital lock pin 1 diameter is 1.5cm, the electronic digital lock pin circuit board 11 that it is 3cm that its rear portion is provided with a diameter, it is the key hole 12 of 1.2 * 0.3 * 1.2cm that there is Gao Kuanshen the front portion, the metallic conduction contact 13 that four wide 1mm are arranged in the key hole, be used for and being connected of electronic digital lock key circuit, a pellet shot from a slingshot or a pin 14 by little solenoid actuated, the lock that can stretch is from the side arranged in the electronic digital lock pin.It is the key body 24 of 1.2cm for 4cm thickness that electronic digital lock key 2 contains a diameter, electronic digital lock key circuit is equipped with in its inside, the electronic puzzle lock key plug 21 that it is 1.2 * 0.3 * 1.2cm that the front portion is provided with a high wide length, plug is provided with the metallic conduction contact 21a of four wide 1mm, electronic puzzle lock also is provided with a configuration button 22 that is used for configuration key on the key, and can make a call to one as required on the electronic puzzle lock key body can be for the through hole 23 of the 3mm that wears extension.Electronic puzzle lock is joined lock device 3 fronts and is respectively equipped with some keyboards or button 31 and a display 32, electronic puzzle lock join lock have on the device one be used to dispose the electronic digital lock pin, have four wide 1mm metallic conduction contact 33a, Gao Kuanchang is the plug 33 of 1.2 * 0.3 * 1.2cm, also have one be used to dispose the electronic digital lock key, Gao Kuanshen is the key hole 34 of metallic conduction contact 1.2 * 0.3 * 1.2cm, that have four wide 1mm.

Electronic digital lock pin circuit is made up of single-chip microcomputer IC1, storage chip IC2, plug receptacle PT1, button S1, resistance R 1, triode Q1, electromagnet L1, and single-chip microcomputer IC1 adopts PIC12C509, storage chip IC2 to adopt 24C01, as shown in Figure 7.The pin 1 of single-chip microcomputer IC1, the pin 1 of plug receptacle PT1, storage chip IC2 pin 8 connects power Vcc respectively, the pin 7 of single-chip microcomputer IC1 is linked the pin 2 of plug receptacle PT1, the pin 5 of single-chip microcomputer IC1, pin 6 connects the pin 6 of storage chip IC2 respectively, pin 5, the pin 2 of single-chip microcomputer IC1 connects the base stage of triode Q1 by resistance R 1, the colelctor electrode of triode Q1 is received power supply by the coil of electromagnet L1, the pin 4 of single-chip microcomputer IC1 connects the end of button S1, the pin 8 of the other end of button S1 and single-chip microcomputer IC1, the pin 3 of plug receptacle PT1, pin 1～the pin 4 of storage chip IC2 and pin 7, the emitter stage of triode Q1 is ground connection all.

Electronic digital lock key circuit is made up of single-chip microcomputer IC3, storage chip IC4, plug receptacle PT2, button S2, resistance R 2, luminous tube LED, battery PW1, and single-chip microcomputer IC3 adopts PIC12C509, storage chip IC4 to adopt 24C01, as shown in Figure 8.The positive pole of the pin 1 of single-chip microcomputer IC3, the pin 1 of plug receptacle PT2, storage chip IC4 pin 8, battery PW1 all connects power Vcc, the pin 7 of single-chip microcomputer IC3 is linked the pin 2 of plug receptacle PT2, the pin 5 of single-chip microcomputer IC3, pin 6 connect pin 6, the pin 5 of storage chip IC4 respectively, the pin 2 of single-chip microcomputer IC3 is by the series circuit ground connection of resistance R 2 with luminous tube, the pin 4 of single-chip microcomputer IC3 connects the end of button S2, and the negative pole of the pin 1～pin 4 of the pin 8 of the other end of button S2 and single-chip microcomputer IC3, the pin 3 of plug receptacle PT2, storage chip IC4 and pin 7, battery is ground connection all.

Electronic puzzle lock join the lock device by single-chip microcomputer IC5, display module LCD, patch PT3, resistance R 3, R4, potentiometer W1, capacitor C 1～C4, crystal CR, button S3～S5, battery etc. and form, single-chip microcomputer IC5 adopts AT89C2051, display module LCD adopts the ZJM12232A LCD, as shown in Figure 9.The pin 2 of the pin 20 of single-chip microcomputer IC5, the pin 1 of plug receptacle PT3, display module LCD, the positive pole of battery PW2 connect power Vcc, the pin 8 of single-chip microcomputer IC5, pin 9, pin 11～pin 19 connect pin 4～pin 6, the pin 8～pin 15 of display module LCD successively respectively, the pin 7 of single-chip microcomputer IC5 connects the pin 2 of inserting PT3, the pin 2 of single-chip microcomputer IC5, pin 3, pin 6 connect the end of button S3～S5 respectively, and the negative pole of the pin 10 of the other end of S3～S5 and single-chip microcomputer IC5, the pin 1 of display module LCD, pin 7, the pin 3 that patches PT3, battery PW2 is ground connection all; Capacitor C 3, C4 one end ground connection, both other ends connect with pin 4, the pin 5 of crystal CR two ends and single-chip microcomputer IC5 respectively forms oscillating circuit; Capacitor C 1 one termination powers, the other end connect the pin 1 of single-chip microcomputer IC5 and an end of resistance R 3, and the other end ground connection of resistance R 3 is formed the reset circuit that single-chip microcomputer needs; R4 one termination power, the pin 16 of another termination LCD and capacitor C 2, the other end ground connection of C2 is formed the reset circuit that LCD needs; The two ends of potentiometer W1 are power supply and ground respectively, 3 pin of adjustable termination LCD.

Claims

1, a kind of electronic puzzle lock comprises that electronic digital lock pin, electronic digital lock key, electronic puzzle lock join the lock device, it is characterized in that:

-electronic digital lock pin circuit is made of the single chip circuit that contains nonvolatile memory (CPU1), plug receptacle (PT1), electromechanical drive mechanism (ME), button or switch (PB1), the I/O mouth that wherein contains the single chip circuit (CPU1) of nonvolatile memory is connected with plug receptacle (PT1), the delivery outlet that contains the single chip circuit (CPU1) of nonvolatile memory is connected with the input of electromechanical drive mechanism (ME), and the input port that contains the single chip circuit (CPU1) of nonvolatile memory is connected with button or switch (PB1).Electromechanical drive mechanism (ME) seasonal pellet shot from a slingshot of work or pin (14) are locked or are unblanked;

-electronic digital lock key circuit is by the single chip circuit that contains nonvolatile memory (CPU2), plug receptacle (PT2), acousto-optic hint circuit (SL), button or switch (PB2), power supply (PW1) constitutes, the I/O mouth that wherein contains the single chip circuit (CPU2) of nonvolatile memory is connected with plug receptacle (PT2), the delivery outlet that contains the single chip circuit (CPU2) of nonvolatile memory is connected with the input of acousto-optic hint circuit (SL), the input port that contains the single chip circuit (CPU2) of nonvolatile memory is connected with button or switch (PB2), and power supply (PW1) is simultaneously to the single chip circuit that contains nonvolatile memory (CPU2), plug receptacle (PT2), acousto-optic hint circuit (SL) power supply;

-electronic puzzle lock is joined lock device circuit and is made of single chip circuit (CPU3), plug receptacle (PT3), display circuit (DP), keyboard or button (PB3), power supply (PW2), wherein one group of I/O mouth of single chip circuit (CPU3) is connected with plug receptacle (PT3), another group I/O mouth of single chip circuit (CPU3) is connected with display circuit (DP), the input port of single chip circuit (CPU3) is connected with button or switch (PB3), and power supply (PW2) is simultaneously to single chip circuit (CPU3), plug receptacle (PT3), display circuit (SL) power supply;

-to join the plug receptacle (PT3) of locking device (3) to be arranged on simultaneously on plug (33) and the jack (34), when joining lock core (1), plug receptacle (PT3) is plugged on the plug receptacle (PT1), and during bitting, plug receptacle (PT3) is plugged on the plug receptacle (PT2).

2, electronic puzzle lock according to claim 1 is characterized in that: being connected to single line or multi-thread connection the between the single chip circuit (CPU1) that contains nonvolatile memory and plug receptacle (PT1), electromechanical drive mechanism (ME), button or the switch (PB1).

3, electronic puzzle lock according to claim 1 is characterized in that: being connected to single line or multi-thread connection the between the single chip circuit (CPU2) that contains nonvolatile memory and plug receptacle (PT2), acousto-optic hint circuit (SL), button or the switch (PB2).

4, electronic puzzle lock according to claim 1 is characterized in that: button or switch (PB1), (PB2) can adopt plug receptacle to substitute.

5, electronic puzzle lock according to claim 1, it is characterized in that: the single chip circuit (CPU1), (CPU2) that contain nonvolatile memory are the singlechip chips that a kind of inside comprises peripheral circuits such as nonvolatile memory, oscillating circuit, reset circuit, and this chip also can add that the circuit that part or all of peripheral circuit such as nonvolatile memory chip, oscillating circuit, reset circuit is formed replaces by common single-chip microcomputer.