CN201730423U - Control mechanism of electronic lock of electronic coded lock of multi-door safe box - Google Patents

Abstract

The utility model relates to a control mechanism of an electronic lock of an electronic coded lock of a multi-door safe box. A multi-chip MCU controls 35 high-security electronic locks to guarantee the control of the locking and the unlocking of 35 small doors in a classifying way, wherein the multi-chip MCU comprises a main control module and 35 high-security electronic locks. The main control module comprises a main control singlechip U1, a time chip U4, a nonvolatile memory U3 and a plurality of selective control chips, thereby being capable of controlling the 35 high-security electronic locks in a classifying way. Each high-security electronic lock consists of an electronic lock control chip, an electric motor drive circuit and an electric motor, wherein a special one-wire communication interface receives an instruction of the main control module, and the electric motor drive circuit controls the turning on and the turning off of a lock body unit. An electric lock control chip U2, the electric motor drive circuit, the electric motor and the lock body unit are positioned in the same protecting metal shell, and the metal shell can prevent the lock body from being unlocked when the lock body is attacked by the external force without authorization.

Description

Multi-door strongbox electronic password lock electronic lock is controlled mechanism

Technical field

The electronic password lock electronic lock control that the utility model relates to a kind of strongbox partly especially refers to a kind of multi-door strongbox electronic password lock electronic lock control mechanism that is used for.

Background technology

Along with the raising of people's living standard, especially outstanding how to realize that this problem of home security also becomes, traditional mechanical lock is because its structure simple, the incident of being prized is of common occurrence, and electronic lock is because its confidentiality height uses flexibility good, the safety factor height has been subjected to users' favor.

At present, known electronic safe coded lock mostly is and utilizes Digital Logical Circuits, realizes the Electronic Control of opposite house, and has various adjunct circuits to guarantee that circuit can trouble free service, has high safety factor.The electronic safe primary structure comprises electronic password lock, voltage comparator, monostable circuit, counter, trigger, power supply.Its main type is divided into simple gate, two-door and multi-door strongbox by function.

But domestic multi-door strongbox is because of being controlled the restriction of system, and all there is a panel in each executing agency, and the strongbox manufacture difficulty is improved, and the quantity that causes general electronic lock and can't reach the purpose of grading control in 10.

Summary of the invention

Technical problem to be solved in the utility model is: provide a kind of ManyDoor strongbox electronic password lock electronic lock control mechanism controls negligible amounts with the electronic coding lock system electronic lock that overcomes existing multi-door strongbox, and can't reach the purpose of grading control.

For solving the problems of the technologies described above, the utility model provides following technical proposals: a kind of electronic password lock electronic lock control mechanism that is used for multi-door strongbox, adopt multicore sheet MCU grading control to reach the switch control that 35 high security electronic locks guarantee 35 wickets, it comprises main control module and 35 high security electronic locks, wherein:

Described main control module comprises main control single-chip microcomputer U1, clock chip U4, nonvolatile memory U3 and a plurality of Selective Control chip composition, can realize nearly 35 high security electronic locks of grading control;

Described high security electronic lock is made up of electronic lock control chip, electrical motor driven circuit and electro-motor; accept the main control module instruction by special-purpose Integrated Service Digital Network communication interface; switch with electro-motor control lock body unit; wherein; electronic lock control chip U2, electrical motor driven circuit, electro-motor and lock body unit are positioned at same protection metal shell, and what this metal-back physical efficiency protection lock body was not authorized when being subjected to external attack opens.

The utility model electronic password lock main control wiring board is made up of main control singlechip U1, nonvolatile memory U3, Selective Control chip, real clock U4 and power supply stabilization circuit, wherein,

The SCL of described nonvolatile memory U3, SDA interface link to each other with main control singlechip U1 interface respectively;

The CODE_A of described Selective Control chip, CODE_B, CODE_C interface link to each other with main control singlechip U1 interface respectively;

The SCL of described real clock U4, SDA, INT interface link to each other with the main control singlechip interface respectively;

Described power supply stabilization circuit P1_1 interface links to each other with main control singlechip U1 interface.

Above-mentioned multi-door strongbox electronic password lock electronic lock is controlled mechanism and is adopted the software support, software flow is in regular turn: wait pending data, the initialization of password nonrecognition retrieval system, password identification enters judgment data information, compare password and the result is dealt into lock main control wiring board, meet relevant information and settings such as system time and electronic lock delayed start-up that user related information, electronic lock unit are set, determine to open, operation is recorded and can shows, otherwise returns the wait data mode.

The lock body wiring board circuit of the utility model electronic lock is formed by electric operator drive circuit, power supply stabilization circuit, nonvolatile memory U3 with based on the lock body single chip circuit of electronic lock control chip, wherein,

The resistance R 3 of described electric operator drive circuit, R4 link to each other with electronic lock control chip U2 interface respectively;

Described power supply stabilization circuit links to each other with keyboard JP1, and keyboard JP1 links to each other with electronic lock control chip U2 interface;

Described non-volatile memory interface links to each other with the lock body single chip circuit.

The utility model operating principle is: the main control module selects control chip to select the electronic lock of required control by the high security electronic lock, and main control chip U1 carries out exchanges data by special-purpose Integrated Service Digital Network communication interface and high security electronic lock then.The electronic lock control chip U2 of high security electronic lock controls the state of motor drive circuit according to these data, and then the action of control electro-motor, drives the opening or closing of lock body mechanism of lock body unit.

The utility model electronic coding lock system can be controlled nearly 35 high security electronic locks respectively, greatly facilitates the use of multi-door safe deposit box, and reliable operation note storage and inquiry are arranged, and has further improved the reliability of system.

Description of drawings

Fig. 1 is the multi-door strongbox electronic password lock of a utility model electronic lock control body function block diagram

Fig. 2 is the utility model electronic coding lock system main control module frame chart

Fig. 3 is the utility model electronic coding lock system main control wiring board schematic diagram

Fig. 4 is the utility model electronic coding lock system main control module software FB(flow block)

Fig. 5 is the utility model high security electronic lock block diagram

Fig. 6 is the lock body wiring board schematic diagram of the utility model high security electronic lock

Fig. 7 is local schematic diagram---the nonvolatile memory of master control circuit plate

Fig. 8 is local schematic diagram---the Selective Control chip of master control circuit plate

Fig. 9 is local schematic diagram---the real clock of master control circuit plate

Figure 10 is local schematic diagram---the power supply stabilization circuit of master control circuit plate

Number in the figure:

The special-purpose Integrated Service Digital Network communication interface of 1---main control module 2---

3---high security electronic lock unit 31 to 335

Many control chips that the high safe electronic lock of 10---main control chip U1 11---is selected

12---nonvolatile memory U3 13---clock chip U4

14---electronic lock control chip U2 15---lock body mechanism of lock body unit

16---electrical motor driven circuit 17---electro-motor.

The specific embodiment

Shown in the multi-door strongbox electronic password lock of Fig. 1 the utility model electronic lock control body function block diagram, a kind of multi-door strongbox electronic password lock electronic lock control mechanism, mainly by main control module 2 and 35 high security electronic locks 31,32.。。335 form, wherein,

Shown in Fig. 2 the utility model electronic coding lock system main control module frame chart, described main control module 2 is formed by main control singlechip (U1) 10, clock chip (U4) 13, non-volatile memory chip (U3) 12 with at the Selective Control chip 11 of high safe electronic lock unit, adopts nearly 35 high security electronic locks 31,32 of Selective Control chip 11 grading control.。。335 guarantee the switch control of 35 wickets, have guaranteed the dependability and the safety of multi-door strongbox;

Fig. 5 is shown in the utility model high security electronic lock block diagram; high security electronic lock unit 3 is by electronic lock control chip 14; special-purpose Integrated Service Digital Network communication interface 2; electrical motor driven circuit 16 and electro-motor 17 are formed; accept the main control module instruction by special-purpose Integrated Service Digital Network communication interface 2; switch with the lock body mechanism 15 of electro-motor 17 control lock body units 3; wherein; electronic lock control chip (U2) 14; electrical motor driven circuit 16; electro-motor 17 and lock body mechanism 15 are positioned at same protection metal shell, and what this metal-back physical efficiency protection lock body was not authorized when being subjected to external attack opens.

The utility model operating principle is: the main control module selects control chip 11 to select the electronic lock of required control by the high security electronic lock, and main control chip 10 carries out exchanges data by special-purpose Integrated Service Digital Network communication interface 2 with the high security electronic lock then.The electronic lock control chip 14 of high security electronic lock is controlled the state of motor drive circuit 16 according to these data, and then the action of control electro-motor 17, drives the opening or closing of lock body mechanism 15 of lock body unit.

Shown in Fig. 3 the utility model electronic coding lock system main control wiring board schematic diagram, Fig. 7 is local schematic diagram---the nonvolatile memory of master control circuit plate, Fig. 8 is local schematic diagram---the Selective Control chip of master control circuit plate, Fig. 9 is the local schematic diagram of master control circuit plate---real clock and Figure 10 are the local schematic diagram of master control circuit plate---shown in the power supply stabilization circuit, the utility model electronic password lock master control circuit plate is by nonvolatile memory 12, Selective Control chip 11, real clock 13, power supply stabilization circuit and main control singlechip 10 are formed, wherein

The SCL of described nonvolatile memory 12, SDA interface link to each other with the interface of main control singlechip 10 respectively;

The CODE_A of described Selective Control chip 11, CODE_B, CODE_C interface link to each other respectively at the interface of main control singlechip 10;

The SCL of described real clock 13, SDA, INT interface link to each other with the main control singlechip interface respectively;

Described power supply stabilization circuit P1_1 interface links to each other with the main control singlechip interface.

Fig. 4 is the utility model electronic coding lock system main control module software FB(flow block), software flow is in regular turn: wait pending data, the initialization of password nonrecognition retrieval system, password identification enters judgment data information, compare password and the result is dealt into lock main control wiring board, meet relevant information and settings such as system time and electronic lock delayed start-up that user related information, electronic lock unit are set, determine to open, operation is recorded and can shows, otherwise returns the wait data mode.

Shown in the lock body wiring board schematic diagram of Fig. 6 the utility model high security electronic lock, the utility model electronic coding lock system lock body wiring board is made up of electric operator drive circuit, power supply stabilization circuit, nonvolatile memory and lock body single chip circuit, wherein

Described electric operator drive circuit resistance R 4, R3 link to each other with electronic lock control chip U2 circuit interface respectively;

Described power supply stabilization circuit links to each other with keyboard JP1, and keyboard JP1 links to each other with lock body single chip circuit 13 interfaces;

Described nonvolatile memory U3 interface links to each other with the lock body single chip circuit respectively.

The password input operation method and the operating principle of above-mentioned electronic password lock are as follows:

External keyboard input password, main control chip 10 selects control chip 11 to select corresponding high security electronic lock 3 according to the information control high security electronic lock of input.By special-purpose Integrated Service Digital Network communication interface 2 code data of input is transferred to the electronic lock control chip 14 of high security electronic lock 3 then.The chip 10 of main control simultaneously is by the I of built-in chip type ²The C bus obtains operation correct time information at that time from clock chip 13, and main control chip 10 is by the I of built-in chip type then ²Temporal information when the state of C bus handle operation and operation deposits nonvolatile memory 12 in.So that inquiry in needs from now on.After the electronic lock control chip 14 of high security electronic lock 3 obtains code data, carry out the password comparison, if password mistake then do not carry out any operation, correctly then control electrical motor driven circuit 16 as password and send the driving signal, electro-motor 17 is started working drive lock body mechanism 15 actions, thereby open lock.

The utlity model has following functional characteristics:

1. three grades of Password Managements: reseting cipher, manager's password, user cipher;

2. number of users can arrange 1 ~ 8 people

3. electronic lock management drawer quantity can reach 35

4. continuous 4 Password Input mistakes keyboard lockout;

5. any time only allows to open a drawer electronic lock;

6. the user can add respectively, deletes, enables, forbid;

7. drawer quantity can increase, deletes, enables, forbid;

8. the operating right of each drawer respective user can arrange respectively;

9. to the delay time setting of unblanking respectively of each drawer electronic lock

10. the opening time window can be set

Do not close yet in 2 minutes 11. drawer is opened, reported to the police 1 time in per 10 seconds;

12. internal cell guarantees that clock is uninterrupted;

13. preserve nearest 400 main Action Events in the lock;

14.AC power supply, reserve battery duplex feeding mode, the inner automatic switchover.

Claims (3)

1. a multi-door strongbox electronic password lock electronic lock is controlled mechanism, comprises main control module and 35 high security electronic locks, adopts 35 high security electronic locks of multicore sheet grading control, it is characterized in that:

Described main control module comprises main control single-chip microcomputer U1, clock chip U4, nonvolatile memory U3 and forms at most Selective Control chips of electronic lock unit;

Described high security electronic lock is made up of electronic lock control chip, electrical motor driven circuit and electro-motor; accept the main control module instruction by the Integrated Service Digital Network communication interface; switch with the lock body mechanism of electro-motor control lock body unit; wherein, electronic lock control chip U2, electrical motor driven circuit, electro-motor and lock body unit are positioned at same protection metal shell.

2. multi-door strongbox electronic password lock electronic lock according to claim 1 is controlled mechanism, it is characterized in that: the main control modular circuit is made up of main control singlechip U1, nonvolatile memory U3, Selective Control chip, real clock U4 and power supply stabilization circuit, wherein

The SCL of described nonvolatile memory U3, SDA interface link to each other with main control singlechip U1 interface respectively;

The CODE_A of described Selective Control chip, CODE_B, CODE_C interface link to each other with main control singlechip U1 interface respectively;

The SCL of described real clock U4, SDA, INT interface link to each other with the main control singlechip interface respectively;

Described power supply stabilization circuit P1_1 interface links to each other with main control singlechip U1 interface.

3. multi-door strongbox electronic password lock electronic lock according to claim 1 and 2 is controlled mechanism, it is characterized in that: electronic lock circuit is connected with the main control modular circuit, electronic lock lock body circuit is formed by electric operator drive circuit, power supply stabilization circuit, nonvolatile memory U3 with based on the lock body single chip circuit of electronic lock control chip, wherein

The resistance R 3 of described electric operator drive circuit, R4 link to each other with electronic lock control chip U2 interface respectively;

Described power supply stabilization circuit links to each other with keyboard JP1, and keyboard JP1 links to each other with electronic lock control chip U2 interface;

Described non-volatile memory interface links to each other with the lock body single chip circuit.

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