CN2835472Y

CN2835472Y - Electronic safety lock based on GSM/CDMA network

Info

Publication number: CN2835472Y
Application number: CN 200520096714
Authority: CN
Inventors: 黄书伟; 李敏君
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-06-08
Filing date: 2005-06-08
Publication date: 2006-11-08
Anticipated expiration: 2015-06-08

Abstract

The utility model relates to an electronic safety lock based on a GSM/CDMA network, which comprises a GSM/CDMA electronic unlocking system and a relay of a GSM/CDMA electronic locking system and a lock bolt in the lock body connected with an electromagnetic coil. The electronic safety lock based on a GSM/CDMA network is characterized in that a handset signal is used for controlling the remote unlocking, which changes the state of needing keys originally, and simultaneously a door is not provided with a locking hole. The electronic safety lock based on a GSM/CDMA network has good theft and unclench preventing functions and is simultaneously provided with a spare key and a spare power supply; thus, the electronic safety lock has good reliability.

Description

Electronic safety lock based on the GSM/CDMA network

Technical field

The utility model relates to lock class technical field, specifically a kind of electronic safety lock based on the GSM/CDMA network.

Background technology

All parts of the country have thousands of people being engaged in " business of unblanking " at present, and they can not decrease the slightest ground the lock of any kind is opened.And many citizen show the panic to its ability of unblanking more after enjoying the convenience that they " unblank " to bring under desperation.Set up as early as possible mechanism in addition guide management the scientific and technological content of lock is more and more higher now, lock out problem, the unprofessional person feels simply helpless; Even having smashed lock sometimes also can't open door.At this moment the social demand of " specialty is unblanked " has just displayed.The people's police in municipal public security bureau say that " specialty is unblanked " in Shenzhen is in the situation that has the city field-free at present.There is demand in society, and just the someone satisfies it naturally.Even but personnel's self-discipline ability of grasping unlocking technique is strong, also can't avoid two problems: how to avoid being utilized, how to make the technology of oneself benefit society rather than bring harm and panic to society by the bad person.He thinks, treats " specialty is unblanked " and can not suppress, and key is the attention that will cause relevant department, notes the market that this has formed, and is guided and manages.

21 century, except can unblanking with traditional key mode, can also password unlocking, remote-control unlocking, fingerprint unblank, TM card (iBUTTON card) is unblanked, the RF contactless card is unblanked ... but they do not possess unlocking function at a distance.

Summary of the invention

The purpose of this utility model mainly is to solve traditional mechanical lock to bring uneasy problem, and this product does not have traditional mechanical key and key lock body, but unblanks by mobile phone, guarantees the safety problem of locking by being provided with of password.Solve the safety problem that other mechanical locks or electronic lock exist, had unlocking function at a distance simultaneously.

The utility model comprises based on the electronic safety lock of GSM/CDMA network: the relay in GSM/CDMA electronics unlocking system and the GSM/CDMA electronics unlocking system, the dead bolt in the lock body that electromagnetic coil links to each other.

GSM/CDMA electronics unlocking system comprises: 18,19 pin of GSM/CDMA module link to each other by 23,24 pin of RS232 serial line interface and primary processor MCU, 13,14 pin of the speech chip in 15,17 pin of primary processor MCU and the verbal cue circuit link to each other, the base stage of the triode V5 of primary processor 14 pin and relay, electromagnetic coil links to each other, and power supply is connected in mutually and is responsible for stable power-supplying in the system.

The verbal cue circuit comprises: speech chip, 8 pin of resistance R 3 and speech chip link to each other, 7 pin of 4 one of resistance and triode Q1 base stage and speech chip link to each other, and the other end of resistance R 4 links to each other with the emitter stage of triode Q1, and triode Q1 colelctor electrode links to each other with loudspeaker.

19,36,37 pin of standby key interface ﹠ processor MCU link to each other, and its element is DB9.

Electromagnetic coil can be one group of coil, or two groups of coils, or organizes coil more.

Lock body comprises:

Dead bolt 1: can in fixed housing, do the piston motion back and forth.Fixed housing 2: be used for fixing lock body and guarantee the outside tension force of spring.Ball 3: reduce the frictional force of dead bolt and fixed housing, guarantee that simultaneously dead bolt can only do piston motion, and can not produce moving of other directions.Spring 4: give outside tension force of dead bolt, guarantee that dead bolt can pin automatically.Fixed housing 5: be used for fixing lock body and guarantee the outside tension force of spring.

Electromagnetic coil

6,7 on the dead bolt.Electromagnetic coil 6: main electromagnetic coil, under the MCU unlock instruction, the electromagnetic coil conducting produces magnetic force dead bolt is pulled back, and finishes the action of opening the door, open the door finish after, the MCU control relay cuts out electromagnetic coil.Electromagnetic coil 7: the spare coil of electromagnetic coil 6, conventional this coil down is in off working state, when having only coil 6 abnormal failure to occur, just uses coil 7, finishes the protection to door lock.

Below its parts function is elaborated:

1, electron key and standby electron key

The electron key of this product is GSM mobile handset or the CDMA mobile phone that current society has popularized, and realizes the action of opening the door by the mobile module in the lock body of mobile phone dialing correspondence.

For at mobile module or GSM/CDMA network abnormal failure, this product is provided with the electronics standby key specially, at no network unusual and system works normally time, this electron key is invalid, and uses this key system can send short message or dial owner's phone and in time report to the police.

2, lock body GSM/CDMA module

In this product lock body, have the GSM/CDMA module, be mainly used to accept dialing of key, after receiving handset call, incoming call is delivered to primary processor (MCU) by the RS232 serial line interface, primary processor judges whether key number into setting by the identification to incoming call, if not just not carrying out any action, if connection phone, just can carry out the action of opening the door, perhaps for safety and insurance more, mobile phone (key) is imported password behind closing of the circuit, password is correct, and primary processor just is responsible for carrying out the action of opening the door.

The mode of opening the door is except calling, can also be by the mode of short message, short message content is that unlocking cipher is after the lock body module is received note, with short message content and transmission primary processor, primary processor determines whether to produce the action of opening the door by the parsing to note number and short message content.

3, primary processor (MCU)

The control to lock body GSM/CDMA module is finished in the core of this product, the identification of Inbound Calls number and the identification of password, and the relay of lock body and the control of electromagnet, and the effect of standby key etc.

4, lock body control and mechanical lock body

Lock body control mainly comprises relay and electromagnetic coil, they are in closed condition conventional state, this part does not have power consumption, have only after this primary processor (MCU) is being received correct open the door key and password, also just need to carry out when opening the door action, primary processor is just opened relay and electromagnetic coil, and mechanical lock body is finished the action of opening the door under the drive of electromagnetic coil.After the action of opening the door is finished, close and close relay and electromagnetic coil automatically.

5, power management and standby electric power

System power supply adopts direct current 12VDC powering mode, also can adopt alternating current 220V AC Alternating Current Power Supply pattern, does the AC-DC conversion by transformer, transfers 12VDC to.The voltage of system works has direct current 12VDC, 5VDC electric supply system.

System has automatic power down reset circuit and manual reset circuit, fluctuates in system power supply, and perhaps after the power down, relational system, protecting system resources, after power up is normal, automatic start up system.Manual reset circuit can effectively solve the system's cisco unity malfunction that causes because of the system in case of system halt problem.Simultaneity factor has watchdog circuit (Watchdog), prevents that the race of program from flying.That avoids locking is malfunctioning.

Simultaneity factor has the problem that the reserve rechargable power supplies solves to be caused because have a power failure.When main power supply did not have, system automatically switched to standby electric power, if main the power supply when sending a telegram here, system will automatically switch to main power source, simultaneously to the standby electric power charging, finished up to the standby electric power charging.

This product needs except the moment at unlocking condition the electric current, and other times relay and electromagnet all are in closed condition, and system is in the machine work state fully, has only the power consumption of fully having saved system.And the use of system receives a mandate, and guaranteed the safety of using simultaneously.

Lock body machine work shape is as follows:

1, locking-in state: after dead bolt inserted locking bolt, electromagnetic coil did not have pulling force, and dead bolt is in the maximum elongation state under the effect of spring, also be locking-in state.

2, lock process: after MCU received correct unlocking signal, MCU opened relay, and the electromagnetic coil conducting among Fig. 2 produces magnetic force, and with the dead bolt post-tensioning, this moment, the dead bolt extension was the shortest, and door lock leaves locking bolt.Door is finished the action of opening the door under external force.

3, pinning process: when needs pin, when needing to pin, slightly firmly be with, dead bolt is run into the locking bolt wall, and by the arc setting of dead bolt front portion, dead bolt compresses the lock spring automatically under the effect of doorframe, after arriving locking bolt, external force disappears, and dead bolt stretches out the longest under the active force of spring.Get back to state 1 simultaneously: locking-in state.

The utility model based on the advantage of the electronic safety lock of GSM/CDMA network is:

(1) mode of unblanking

By the mobile phone dialing phone, note control, standby electron key is unblanked.By mobile phone password is set and opens institute, other people can't copy, personation, no safety problem.

(2) unblank at a distance

Realized unblanking at a distance, these characteristics can be used for locking of valuables such as family or safety cabinet.Come from other places as fraternal friend, arrived the entrance and do not advanced door, phone you, and you this moment just company's negotiation commercial affairs or the other places go on business, you only need to make a phone call in the household, the input password, door has just been opened.

(3) mode of closing the door: mechanical closing

The characteristics of this electronic safety lock are the combinations of electronics and machinery, and the mode of closing the door of this product has machinery control fully, and the external force automatic pinning that just can realize a little of needs does not at closing time have traditional key: no traditional mechanical key and keyhole

This product does not have keyhole fully, and collateral security has avoided traditional keyhole that passes through to unblank, and the unsafe problems that causes.

(4) anti-theft feature:

System is in the time of work, receive that the phone beyond the key that is set to unblank do not handle, if receive it is the key of unblanking, and when finding password bad, please import once more, if continuous three mistakes will be told the mobile phone alarm of other settings in addition by making a phone call or sending short messages, tell him to have the people and illegally unblanking.The key function of locked this mobile phone is his release up to other mobile phones simultaneously.

(5) standby key is arranged: prevent because of can't unblanking that abnormal failure causes

(6) standby electric power is arranged: prevent because of can't unblanking that power failure causes

(7) standby electromagnetic coil

These Lock-Picking Devices have two groups of electromagnetic coils, and conventional spare coil down is in off working state, when having only main coil abnormal failure to occur, just uses spare coil, finishes the protection to door lock, accomplishes securely unlocking.

Description of drawings

Fig. 1 is the electronic safety lock frame principle figure of GSM/CDMA network.

Fig. 2 is lock body structure figure.

Fig. 3 is circuit theory diagrams.

The specific embodiment

Embodiment:

According to Fig. 1-shown in Figure 4, GSM/CDMA electronics unlocking system comprises: 18,19 pin of GSM/CDMA module link to each other by 23,24 pin of RS232 string leading device and primary processor MCU, 13,14 pin of the speech chip in 15,17 pin of primary processor MCU and the verbal cue circuit link to each other, the base stage of the triode V5 of primary processor 14 pin and relay, electromagnet links to each other, and power supply circuits are connected in mutually and are responsible for stable power-supplying in the system.

Relay in the GSM/CDMA electronics unlocking system links to each other with dead bolt with electromagnetic coil, and

electromagnetic coil

6,7 can be one group on dead bolt 1, or two groups, or many groups, the fixed housing 5 of lock body is fixed on door and the doorframe, and fixed housing 5 is equipped with ball 3, and ball makes door switch dead bolt 1 with easy access.

Claims

1, a kind of electronic safety lock based on the GSM/CDMA network is characterized in that: comprising: the relay in GSM/CDMA electronics unlocking system and the GSM/CDMA electronic lock system, the dead bolt in the lock body that electromagnetic coil links to each other.

2, the electronic safety lock based on the GSM/CDMA network according to claim 1, it is characterized in that: GSM/CDMA electronics unlocking system comprises: 18,19 pin of GSM/CDMA module link to each other by 23,24 pin of RS232 string leading device and primary processor MCU, 13,14 pin of the speech chip in 15,17 pin of primary processor MCU and the verbal cue circuit link to each other the triode V of primary processor 14 pin and relay, electromagnetic coil ₅Base stage link to each other, the power supply of being responsible for stable power-supplying is connected in the system mutually.

3, the electronic safety lock based on the GSM/CDMA network according to claim 1, it is characterized in that: voice warning circuit comprises: speech chip, resistance R ₃Link to each other resistance R with 8 pin of speech chip ₄One and triode Q ₁7 pin of base stage and language integrated package link to each other resistance R ₄Other end and triode Q ₁Emitter stage link to each other triode Q ₁Colelctor electrode links to each other with loudspeaker.

4, the electronic safety lock based on the GSM/CDMA network according to claim 1 is characterized in that: electromagnetic coil can be one group of coil, or two groups of coils, or organizes coil more.