CN2520389Y - Finger-print theft-proof door - Google Patents
Finger-print theft-proof door Download PDFInfo
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- CN2520389Y CN2520389Y CN 01251481 CN01251481U CN2520389Y CN 2520389 Y CN2520389 Y CN 2520389Y CN 01251481 CN01251481 CN 01251481 CN 01251481 U CN01251481 U CN 01251481U CN 2520389 Y CN2520389 Y CN 2520389Y
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Abstract
A fingerprint burglar-proof door belongs to the technical field of fingerprint identification lock-controlled gate inhibition, which is characterized in that the utility model comprises a door, an electrically-controlled lockset, a central processing unit circuit, an infrared remote control receiving circuit, a display control circuit, a fingerprint sensor interface circuit, a driving control and power supply circuit. The central processing unit circuit is composed of a central processing unit, a crystal-oscillating circuit, a serial nonvolatile memory, and a reset circuit. The utility model integrates the fingerprint identification and control device and the door as one, which is safe and reliable in operation, convenient in utilization and low in cost.
Description
Technical field:
The utility model belongs to fingerprint recognition lock control gate inhibition technical field, in particular a kind of fingerprint anti-theft lock that fingerprint recognition control device and door are closely become one.
Background technology:
Fingerprint has uniqueness and stability, and everyone fingerprint is unusual and unchangeable, not reproducible.Calculate according to the whole world 6,000,000,000 populations, just identical fingerprint may occur in 300 years.Therefore, utilize fingerprint as identification very accurate and safety.At present,, cost an arm and a leg, and because the mounting process complexity to cost is increased, is used inconvenience, simultaneously, the mounting process effect is undesirable, and people can't be accepted though there is the Fingerprint Lock series products in the market.
Summary of the invention:
Technical problem to be solved in the utility model provides a kind of cost fingerprint anti-theft lock low, esy to use, safe and reliable that fingerprint recognition control device and door are closely become one.
The technical solution of the utility model is achieved in that it comprises door, electric control lockset, and central processing unit circuit, infrared remote control receiving circuit, display control circuit, fingerprint sensor interface circuit and driving control and power circuit constitute; Wherein, central processing unit circuit is made of central processing unit, crystal oscillating circuit, serial nonvolatile storage and reset circuit, and central processing unit adopts single-chip microcomputer, and D (0-7) is a data/address bus; G1 constitutes crystal oscillating circuit, is connected with the pin 18,19 of central processing unit; 1,2,3,4, the 7 pin ground connection of serial nonvolatile storage U7,5,6 pin are received 21,22 pin of central processing unit respectively; Reset circuit is made of electric capacity (C3), switch (K1) and resistance (R1), and its output connects 9 pin of central processing unit; Infrared remote control receiving circuit is made of single-chip microcomputer, infrared receiving terminal, and the 15-19 pin of remote controller is connected with the 1-5 pin of central processing unit; Display control circuit is made of serial/parallel switching device U2, charactron (LED1-LED6), triode (VT1-VT6), the data wire of display control circuit is connected with the data wire D (0-7) of central processing unit, and the pin 1,8 of serial/parallel switching device is connected with the pin 7,8 of central processing unit respectively; The fingerprint sensor interface circuit is made of two four comparators, and the pin 1,5 of sensor is connected with the pin 14,11 of central processing unit, and pin 6,8 is connected with the pin 10,13 of central processing unit; Drive and Control Circuit is made of relay (RE1), triode (VT7, VT8), diode (VD2), drives the output of control and the electromagnetic coil in the electromagnetic cage on the electric control lockset and joins, and input pin 10 joins with the pin 6 of central processing unit; Power circuit is made of three terminal regulator U6.
Electric control lockset of the present utility model is by housing, horizontal dead bolt, tooth bar dead bolt up and down, electromagnetic draw bar, electromagnetic cage, dial and gear constitute, laterally in the upper lock tongue of dead bolt automatic control locking bar is set, automatically be provided with automatic snap in the control locking bar, automatically control locking bar right-hand member connects control latch hook automatically, automatically the control latch hook connects back-moving spring, on housing with the automatic corresponding limiting plate that is provided with of control latch hook, laterally the middle dead bolt of dead bolt connects ejector spring, the other end of ejector spring connects horizontal tooth bar seat, gear and dial are fixed on the same main shaft, gear and horizontal tooth bar seat, the tooth bar dead bolt meshes respectively up and down.
Good effect of the present utility model is: fingerprint recognition control device and door closely become one, and safe and reliable, easy to use, reduce cost.
Description of drawings:
Fig. 1 is a structure principle chart of the present utility model;
Fig. 2 is the central processing unit circuit schematic diagram;
Fig. 3 is the infrared remote control receiving circuit schematic diagram;
Fig. 4 is the display control circuit schematic diagram;
Fig. 5 is the sensor interface circuitry schematic diagram;
Fig. 6 drives control and power circuit principle figure;
Fig. 7 is the structural representation of electric control lockset;
Fig. 8 is the schematic diagram of tooth bar dead bolt and gear continuous action relation up and down;
Fig. 9 is horizontal dead bolt and gear continuous action relation schematic diagram.
The specific embodiment:
With reference to Fig. 1, the utility model comprises door 1, electric control lockset 2, and central processing unit circuit 3, infrared remote control receiving circuit 4, display control circuit 5, fingerprint sensor interface circuit 6 and driving control and power circuit 7 constitute.
With reference to Fig. 2, central processing unit circuit is made of central processing unit 8, crystal oscillating circuit 9, serial nonvolatile storage 10 and reset circuit 11, and its function is the comparison handling procedure of operational management program and fingerprint recognition.Central processing unit 8 adopts single-chip microcomputer U1, and model is 89S8252, and wherein the data/address bus D (0..7) of 32-39 pin is connected to the B (0..5) of the charactron of display circuit; G1 constitutes crystal oscillating circuit 9, and its operating frequency is 11.0592MHZ, and the output of crystal oscillating circuit is connected with the pin 18,19 of central processing unit respectively; 1,2,3,4, the 7 pin ground connection of serial nonvolatile storage U7,5,6 pin are received 21,22 pin of central processing unit respectively; By electric capacity (C3), press button (K1) is connected 9 pin of central processing unit with the reset circuit that resistance (R1) constitutes, 17 of central processing unit, 28 pin are connected to the input signal of the comparator of fingerprint sensor circuit respectively, 14 of central processing unit, 15 pin output to fingerprint sensor circuit respectively as wake-up signal, buzzerphone, simultaneously, 15 pin of central processing unit are connected to power circuit as buzzerphone, from the input of the 15-19 pin of infrared remote control receiving circuit as the pin 1-5 of central processing unit, 7 of central processing unit, 8 pin be connected to respectively display circuit serial/parallel switching device U2 1,8 pin are finished the control display circuit of central processing unit circuit, the fingerprint sensor interface circuit, power circuit, the control function of infrared remote control receiving circuit.
With reference to Fig. 3, the infrared remote control receiving circuit is made of single-chip microcomputer U5, infrared receiving terminal, and its function is to realize the functions such as modification of the typing of fingerprint, deletion, password.The model of U5 is 89C2051, reset signal 1 pin of its infrared remote control work clock 5 pin, infrared remote control is connected to 18,9 pin of central processing unit respectively, its infrared remote control DSR state exports 12 pin of central processing unit to by 8 pin, and the infrared remote control data of its 15-19 pin export the 1-5 pin of central processing unit to.
With reference to Fig. 4, display control circuit is made of serial/parallel switching device U2, charactron (LED1-LED6), triode (VT1-VT6), and its function is to realize the demonstration of various functional statuses.The model of U2 is 74HC164, the data wire of display control circuit is connected with the data wire D (0..7) of central processing unit, the pin 1,8 of serial/parallel switching device is connected with the pin 7,8 of central processing unit respectively, the output Q0-Q7 of serial/parallel switching device receives respectively on the C0-C7 pin of each charactron after connecting resistance, and the signal D (0..7) that imports from central processing unit is connected to respectively on the B0-B5 pin of charactron through triode.
With reference to Fig. 5; The fingerprint sensor interface circuit is made of two four comparators, three connectors (X1, X2, X3), and its function is the fingerprint image that receives the user, realizes the signal level conversion between sensor and the central processing unit.1 of connector X1,4,5,6,7,8 pin are received 14 pin of U3C respectively, in a down-to-earth manner, 1 pin of U3B, 11 pin of U3D, the 14 pin connecting resistance R14 of U3C, 4 pin of U3A, 1 of connector X2,2 pin connect 7.5 volts positive source, in a down-to-earth manner, 1 of connector X3,2 pin are received 1 pin of U4B, 2 pin of U4A, fingerprint sensor dormant control signal position 14 pin from the input of central processing unit, the fingerprint sensor serial data receive 11 pin by comparator respectively with the pin 1 of sensor, 5 connect the pin 6 of sensor, the 8 output signal fingerprint sensor serial datas by comparator send, fingerprint sensor fingerprint collecting correct status position respectively with the pin 10 of central processing unit, 13 connect.
With reference to Fig. 6, Drive and Control Circuit is made of relay (RE1), triode (VT7, VT8), diode (VD2), drives the output of control and the electromagnetic coil in the electromagnetic cage on the electric control lockset and joins, and its function is the control electric control lockset.The model of VT7, VT8 is respectively C8850, C8050, the output signal input of device U4D as a comparison with central processing unit pin 6, be connected to relay R E1 by comparator and triode VT7, VT8, after connecting 9 pin of comparator U4C from the output signal of the pin 15 of central processing unit, receive buzzer G2 again.1,2 pin of connector X4 are received 1,3 pin of U6, and 1,2 pin of connector X5 are succeeded electrical equipment, and 3 pin are pragmatical.Power circuit is made of three terminal regulator U6, and model is MC7805T, and its function is to realize that the voltage of importing is stabilized in 5V and offers the electric-control system use.Its 1 pin connects the 7.5V dc power anode, 2 pin ground connection, and 3 pin connect the 5V dc power anode, connect a capacitor C 4 between 1 pin and 2 pin.
With reference to Fig. 7,8,9, electric control lockset of the present utility model is by housing 12, horizontal dead bolt 13, the tooth bar dead bolt 14 up and down, electromagnetic draw bar 15, electromagnetic cage 16, dial 17 and gear 18 constitute, laterally in the upper lock tongue of dead bolt 13 automatic control locking bar 19 is set, automatically be provided with automatic snap 20 in the control locking bar 19, automatically control locking bar right-hand member connects control latch hook 21 automatically, automatically control latch hook 21 connects back-moving spring 22, on housing with automatic control latch hook 21 corresponding limiting plates 23 that are provided with, laterally the middle dead bolt of dead bolt connects ejector spring 24, the other end of ejector spring 24 connects horizontal tooth bar seat 25, gear 18 is fixed on the same main shaft 26 with dial 17, gear 18 and horizontal tooth bar seat 25, tooth bar dead bolt 14 meshes respectively up and down.Four jiaos of whole electric control lockset housing are screwed between two door-plates.
The utility model is also considered simultaneously the situation of utilizing battery to power in design process, do not have at battery can carry out the open operation of security door by remote controller or special door key under the situation of electric weight, thus can guarantee security door safely, make things convenient for giving full play to of characteristic.
During the utility model work, at first by using IR remote controller input password, enter fingerprint typing/deletion state, carry out fingerprint typing/deletion of user, then, when user's finger is pressed on fingerprint sensor, the fingerprint image that collects by fingerprint sensor, deliver to the central processing unit circuit and handle, the fingerprint characteristic that the central processing unit circuit is at first finished fingerprint image extracts, and analyzes the fingerprint characteristic information and the contrast of the information in the fingerprint base of coming out then, as contrast success, send a high level, the electromagnetic coil action drives main axis rotation by electromagnetic draw bar in the control electromagnetic cage, the dead bolt withdrawal, door is opened, and controls latch hook pin point automatically, and dead bolt is not stretched out; When locking a door, snap backs down automatic control latch hook automatically, dead bolt is all stretched out, on door lock.Whether display circuit will show the fingerprint input state and be the duty of unblanking.Wherein, infrared remote control receiving circuit and central processing unit circuit are realized input, storage, the deletion management of fingerprint.
Claims (2)
1, a kind of fingerprint anti-theft lock, it is characterized in that: it is by door (1), electric control lockset (2), central processing unit circuit (3), infrared remote control receiving circuit (4), display control circuit (5), fingerprint sensor interface circuit (6) and driving control and power circuit (7) constitute, wherein, the central processing unit circuit is made of central processing unit (8), crystal oscillating circuit (9), serial nonvolatile storage (10) and reset circuit (11), and concrete structure is as follows:
A, central processing unit adopt single-chip microcomputer, and D (0-7) is a data/address bus;
B, G1 constitute crystal oscillating circuit, are connected with the pin 18,19 of central processing unit;
1,2,3,4, the 7 pin ground connection of c, serial nonvolatile storage U7,5,6 pin are received 21,22 pin of central processing unit respectively;
D, reset circuit are made of electric capacity (C3), switch (K1) and resistance (R1), connect 9 pin of central processing unit;
E, infrared remote control receiving circuit are made of single-chip microcomputer, infrared receiving terminal, and the 15-19 pin of remote controller is connected with the 1-5 pin of central processing unit;
F, display control circuit are made of serial/parallel switching device U2, charactron (LED1-LED6), triode (VT1-VT6), the data wire of display control circuit is connected with the data wire D (0-7) of central processing unit, and the pin 1,8 of serial/parallel switching device is connected with the pin 7,8 of central processing unit respectively;
G, fingerprint sensor interface circuit are made of two four comparators, and the pin 1,5 of sensor is connected with the pin 14,11 of central processing unit, and pin 6,8 is connected with the pin 10,13 of central processing unit;
H, Drive and Control Circuit are made of relay (RE1), triode (VT7, VT8), diode (VD2), drive the output of control and the electromagnetic coil in the electromagnetic cage on the electric control lockset and join, and input pin 10 joins with the pin 6 of central processing unit;
I, power circuit are made of three terminal regulator U6.
2, fingerprint anti-theft lock according to claim 1, it is characterized in that: electric control lockset is by housing (12), horizontal dead bolt (13), tooth bar dead bolt (14) up and down, electromagnetic draw bar (15), electromagnetic cage (16), dial (17) and gear (18) constitute, laterally in the upper lock tongue of dead bolt (13) automatic control locking bar (19) is set, automatically be provided with automatic snap (20) in the control locking bar (19), automatically control locking bar right-hand member connects control latch hook (21) automatically, automatically control latch hook (21) connects back-moving spring (22), on housing with the automatic corresponding limiting plate (23) that is provided with of control latch hook (21), laterally the middle dead bolt of dead bolt connects ejector spring (24), the other end of ejector spring (24) connects horizontal tooth bar seat (25), gear (18) is fixed on the same main shaft (26) with dial (17), gear (18) and horizontal tooth bar seat (25), tooth bar dead bolt (14) meshes respectively up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01251481 CN2520389Y (en) | 2001-11-17 | 2001-11-17 | Finger-print theft-proof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01251481 CN2520389Y (en) | 2001-11-17 | 2001-11-17 | Finger-print theft-proof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2520389Y true CN2520389Y (en) | 2002-11-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01251481 Expired - Fee Related CN2520389Y (en) | 2001-11-17 | 2001-11-17 | Finger-print theft-proof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2520389Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333145C (en) * | 2004-03-26 | 2007-08-22 | 长春鸿达光电子与生物统计识别技术有限公司 | Case with fingerprint identification device |
| CN100393977C (en) * | 2005-04-08 | 2008-06-11 | 清华大学 | Standby unlocking unit for fingerprint safe |
| CN101025068B (en) * | 2006-02-23 | 2011-04-20 | 沙伊特&巴赫曼有限公司 | Passage barrier |
| WO2014043986A1 (en) * | 2012-09-19 | 2014-03-27 | 重庆和航科技股份有限公司 | Intelligent door lock, unlocking system and unlocking method |
| CN109147135A (en) * | 2018-09-06 | 2019-01-04 | 洛阳天唯电子有限公司 | It is a kind of for electric vehicle or the alarm of motorcycle |
-
2001
- 2001-11-17 CN CN 01251481 patent/CN2520389Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333145C (en) * | 2004-03-26 | 2007-08-22 | 长春鸿达光电子与生物统计识别技术有限公司 | Case with fingerprint identification device |
| CN100393977C (en) * | 2005-04-08 | 2008-06-11 | 清华大学 | Standby unlocking unit for fingerprint safe |
| CN101025068B (en) * | 2006-02-23 | 2011-04-20 | 沙伊特&巴赫曼有限公司 | Passage barrier |
| WO2014043986A1 (en) * | 2012-09-19 | 2014-03-27 | 重庆和航科技股份有限公司 | Intelligent door lock, unlocking system and unlocking method |
| CN109147135A (en) * | 2018-09-06 | 2019-01-04 | 洛阳天唯电子有限公司 | It is a kind of for electric vehicle or the alarm of motorcycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |