CN2080085U

CN2080085U - Mechanical electronic cipher lock

Info

Publication number: CN2080085U
Application number: CN 90211533
Authority: CN
Inventors: 沈兰章; 任才兴
Original assignee: Ren Fangli
Current assignee: Ren Fangli
Priority date: 1990-01-10
Filing date: 1990-01-10
Publication date: 1991-07-03

Abstract

The utility model relates to a mechanical electronic cipher lock which can be a door lock with strong confidentiality, and the utility model not only can be used in some special occasions, but also can be used for the general civil fields. The mechanical electronic cipher lock is composed of a night lock, a connecting rod, a manual rotary wheel, a driven rotary wheel, a lock tongue, an auxiliary lock tongue, a power switch, an electromagnet, the connecting rod of the electromagnet, a movable rod and an electronic cipher circuit which are arranged at the mechanical part. An integrated circuit C C 4022 is the center of the electronic cipher circuit part, and is provided with eight delivery outlets which are connected respectively with keys by the personality card of the cipher programming. The keys can be twelve, and the millions of cipher whose six digits compose one group can be formed.

Description

Mechanical electronic cipher lock

The utility model is the two a function coded lock of a kind of double machinery and electronic lock, belongs to the technical field that lockset is made.

Present employed mechanical-electronic puzzle lock structurally adopts is that digital circuit adds that common mechanical lock forms, the useful keyboard input of input pattern signal during unlatching, also useful magnetic card signal input, its circuit part generally all has A/D converter, amplifier, memory, and central controller spare, form a small-sized microsystem by these devices, to reach the purpose of identification input signal code, when input code is consistent with the code of former storage, send control signal by circuit part, remove the insurance of mechanical lock.At this moment mechanical lock just can be opened, but general its structure of this lock more complicated all, the cost of manufacturing can only be useful in some special occasions also than higher.Just owing to these reasons, the lock that this safety is good is never used widely.

It is low that goal of the invention of the present utility model just provides a kind of cost, confidentiality height, mechanical-electronic puzzle lock easy to use.

Mechanical-electronic puzzle lock of the present utility model mainly is made up of two most of institutes, and first part is the electronic cipher part, and second part is mechanical lock part.Electronic cipher partly comprises keyboard and circuit part, and keyboard is made up of 12 buttons, and circuit part is mainly by bidirectional triode thyristor T ₁, diode D ₁, D ₂, D ₃, D ₄, transistor T ₂, capacitor C ₁, C ₂, resistance R ₁-R ₇And IC ₁, one-way SCR T ₃Form with relay J, this circuit part is with IC ₁Be the center, its signal input part " CL " is connected on transistor T ₂Colelctor electrode and resistance R ₃Between be the node place, T ₂Grounded emitter, T ₂Base stage and bidirectional triode thyristor T ₁The control utmost point between be serially connected with diode D ₃, D ₄And resistance R ₅, D ₃With D ₄Node link to each other bidirectional triode thyristor T with the bus of switch (being keyboard) ₁Two other utmost point directly meet power supply and alarm y respectively.IC ₁Reset terminal R simultaneously and resistance R ₁, diode D ₁, resistance R ₄And capacitor C ₁Be connected diode D ₁The other end be connected on resistance R ₂And R ₃The node place, R ₁Another termination power, C ₁Other end ground connection, R ₄The other end and diode D ₂Positive pole join.IC ₁Output Q ₀～Q ₇Respectively by a resistance R ₆Meet password programming custom plug-in CH.The operating principle of entire circuit is as follows.When key inserts the lock core half-twist left and right sides, K switch ₁Connect, input end of clock CL is a high potential, and a point is because of capacitor C ₁Pass through resistance R ₁Charging (about 6 seconds) is near V _D, IC circuit 1 (the being original state) Q that resets ₀The output high level is when pressing and Q ₀The button that output joins, (K ₀～K ₉, K _#In any) Q ₀High level passes through K ₃, D ₄, R ₅Make T ₂Conducting, this moment, the b point was an electronegative potential, a point current potential passes through D ₁, R ₃, T ₂Repid discharge, a, b point is electronegative potential, IC 1 output stepping, Q ₀By high step-down, Q ₁Level uprise by low, when decontroling button K ₃, T ₂Close b point high potential, C immediately ₁Be recharged, before a point is not charged to R end logic high (about 6 seconds), press and Q ₁The button that end joins, T at this moment ₂Conducting once more, the b point is a low level, capacitor C ₁Discharge again, a point is still electronegative potential, IC ₁The output stepping, Q ₂Be high level, other output is a low level, so continues, until Q ₇Be high level, controllable silicon T ₃Just conducting, relay J work, open the electromagnet in the lock body, at this moment could mechanical lock be opened with key, and when pressing key, as if not pressing a back button 6 seconds after pressing previous button, then the alarm in this electronic lock will send warning, have only key is taken out, could eliminate warning.

Password is respectively organized in combination, can realize by the password custom plug-in " CH " of programming.

Mechanical part mainly is made up of cylinder lock (1), connecting rod (2), hand wheel (3), driven runner (4), dead bolt (5), pair dead bolt (6), power switch (7), electromagnet (8), electromagnet connecting rod (9), motion bar (10), the internal construction of cylinder lock (1) is the same with general cylinder lock, but on its outside circumference, be provided with a boss, connecting rod (2) is similar to two continuous T-shapes, its fixed point is the bottom that rotating shaft is positioned at the T-shape connecting rod, and withstand in the breach of hand wheel (3) on the left side of connecting rod (2); The right of connecting rod (2) is positioned at the side of cylinder lock.Can contact with the boss on the cylinder lock (1), hand wheel (3) is positioned at dead bolt (5) and pays between the dead bolt (6), is provided with a breach on the circumference of hand wheel (3), also is provided with two canine tooths in addition; Driven runner (4) is positioned between cylinder lock (1) and the hand wheel (3), the long perforate of dead bolt (5) bottom is passed in the rotating shaft of driven runner (4), be fixed on the lock housing, on the excircle of driven runner (4), be provided with several canine tooths, this tooth can be meshed with the canine tooth on the hand wheel (3); The front end of dead bolt (5) stretches out outside the lock housing, and its rear end has a slotted hole, and its effect is the fixing sliding position of dead bolt; Paying dead bolt (6) is an independent dead bolt, and its front end stretches out outside the housing, and the centre is provided with a connecting rod, the rear end is provided with a limit base, is provided with a stage clip on connecting rod, and the front end of dead bolt is lived to pay in a crown, the other end withstands on the holder, and limit base is positioned at the holder lower end.Contact power switch (7) is two elastic copper sheets; When cylinder lock rotates, power switch (7) can contact with the boss on the cylinder lock, electromagnet (8) is positioned at the side of dead bolt (5), and (9) one on its electromagnet connecting rod is connected on the framework of fixed electromagnet, and the front end that the other end withstands on dead bolt (5) can be moved back and forth by the control of electromagnet.One of motion bar (10) links to each other with driven runner (4), and retainer plate is passed in the other end, is provided with a stage clip on its motion bar (10), and the one crown is on driven runner (4), and the other end withstands on the retainer plate.Its course of work is as follows: when key injects cylinder lock (1) and makes it half-twist, at this moment the power supply of electronic cipher part just is switched on, this moment, order was pressed the number that sets in advance, as long as that is pressed is digital correct, electromagnet is work just, the electromagnet connecting rod is sucked back, releasing is to the restriction of dead bolt, continue the rotation cylinder lock with key then, behind the half-twist, the boss on the cylinder lock circumference withstands of connecting rod (2), connecting rod is rotated counterclockwise, after the rotation, the breach on hand wheel (3) circumference is left in the other end of connecting rod, and at this moment hand wheel just can rotate, hand wheel is clockwise rotated, just can drive driven runner (4) and rotate, driven runner (4) just can drive dead bolt (5) and move downward after rotating, dead bolt (5) is return, continue rotation hand wheel (3) in addition, a pair dead bolt (6) is also return, at this moment this lock has just all been opened.

Adopt machinery of the present utility model, its advantage of electronic password lock to be:

1. strong security, the button of unlocking electronic switch has 12, and the password that therefore can form 6 figure places reaches 1,000,000 groups.

2. the function that has warning whenever should be less than 6 seconds by the time between two buttons, otherwise alarm will send warning, can prevent effectively that like this other people from attempting this lock of experimental unlatching.In addition, when pressing the wrong button, alarm also can send warning.

3. password can be changed at any time, according to user's actual needs, as long as the password custom plug-in of programming is connected as required, just can be combined into easily and respectively organizes password.

4. locking the alarm switch that is provided with pick-proof, pounds, as long as sled is arranged, this alarm of action of pounding lock also can in time report to the police.

5. but the power supply AC and DC of electronic cipher part is dual-purpose, so usage range is wide, and is strong to the compliance of power supply.

Fig. 1 is the assembling drawing of the utility model mechanical part

Fig. 2 is the circuit theory diagrams of the utility model electronic cipher part.

Fig. 3 is the structural representation of the utility model password programming custom plug-in.

Embodiment of the present utility model is as follows:

Circuit part: transistor T ₂Model be 3DKZ, diode D ₁～D ₄Be the diode of 2CP series, the model of IC 1 is CC4022, capacitor C ₁Be 4.7 μ, resistance R ₁Be 1.5M Ω, R ₂Be 10K Ω, R ₃Be 10K Ω, R ₄Be 10K Ω, R ₅Be 18K Ω, R ₆Be the resistance of 8 2K Ω, R ₇Be the resistance of 11 2K Ω.

Custom plug-in has 11 grades, combines an integral body, and each grade is made up of the wiring organ timbering of a similar comb, has the prap of seven draw point type shapes above it, during coding, as long as will plug with supporting plug and the prap of draw point shape prap.Its 11 praps connect 11 statures that connect key respectively, and plug meets 7 output (Q of IC 1 respectively ₀～Q ₆), so just can form various passwords.

The cylinder lock of mechanical part can adopt general cylinder lock, and its connecting rod (2), hand wheel (3), driven runner (4), dead bolt (5), pair dead bolt (6), electromagnet connecting rod (9), motion bar (10) all can adopt punch forming.

According to the above, after mechanical part and electronic section installed, be installed in the lock housing, button is located at the surface of lock housing, so just formed machinery of the present utility model, electronic password lock.

Claims

1, a kind of machinery, electronic password lock, form by electronic cipher part and mechanical open portion branch, it is characterized in that this lock is by cylinder lock (1), connecting rod (2), hand wheel (3), driven runner (4), dead bolt (5), pay dead bolt (6), power switch (7), electromagnet (8), electromagnet connecting rod (9), motion bar (10) is formed, the cylindrical of cylinder lock (1) is provided with a boss, when cylinder lock rotates, power switch (7) can contact with the boss on the cylinder lock, connecting rod (2) be two continuous "T"-shaped, its fixed point is the bottom that rotating shaft is positioned at "T"-shaped connecting rod, withstand in the breach of hand wheel (3) on the left side of connecting rod (2), the right of connecting rod (2) is positioned at the side of cylinder lock, can contact with the boss on the cylinder lock (1); The long perforate of dead bolt (5) bottom is passed in the rotating shaft of driven pulley (4), is fixed on the lock housing; Electromagnet (8) is positioned at the side of dead bolt (5), and (9) one on electromagnet connecting rod is connected on the framework of fixed electromagnet, and the front end that the other end withstands on dead bolt (5) can be moved back and forth by the control of electromagnet (8).

2, mechanical-electronic puzzle lock according to claim 1 is characterized in that described electronic cipher partly comprises keyboard portion and electronic circuit part, and keyboard is made up of 12 keys, and the electronic circuit part is mainly by bidirectional triode thyristor T ₁, transistor T ₂, one-way SCR T ₃, diode D ₁～D ₄, capacitor C ₁, C ₂, resistance R ₁～R ₇And IC ₁Form IC with relay J ₁" R " end connecting resistance R simultaneously ₁, R ₄, capacitor C ₁And diode D ₁, IC ₁" CL " terminate at resistance R ₃With transistor T ₂The node place of colelctor electrode, IC ₁Q ₀～Q ₇End is connected to a resistance R respectively ₆, the other end of resistance connects password programming custom plug-in " CH ".

3, mechanical-electronic puzzle lock according to claim 1 and 2, it is characterized in that described password programming custom plug-in " CH " has 11 grades and combines an integral body, each grade is made up of the wiring organ timbering of a similar comb form, has the prap of seven draw point shapes above it.