CN106437298A

CN106437298A - Finger vein lock

Info

Publication number: CN106437298A
Application number: CN201610883848.2A
Authority: CN
Inventors: 俞云祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-10-06
Filing date: 2016-10-06
Publication date: 2017-02-22

Abstract

The invention relates to the field of locks. A front panel of a finger vein lock has a liquid crystal display screen, a finger vein identifying window, a password keyboard and a card swiping area; a back panel has a battery box and a safety knob; an electronic lock body mainly includes a lock element, a square rod, a lock body and a lock rod; a control panel mainly includes a main board, a direct-current power supply, a USB circuit board, a light circuit plate, a liquid crystal display screen, a finger vein identifying head and a lock body motor; the finger vein identifying window on the front panel has the finger vein identifying head, and includes a CMOS lens and multiple LED light emitting diodes; the CMOS lens is positioned on the lower side in the finger vein identifying widow; the LED light emitting diodes are uniformly distributed around the inner side of the finger vein identifying window, and can enable the CMOS lens to acquire finger vein signals through near infrared light emitted by the LED; the main board registers a comparing sample after binarization processing for the signals; and identified, compared and matched results are sent to the lock body motor.

Description

One kind refers to that vein is locked

Technical field

The present invention relates to field of lockset, particularly a kind of quiet using specific wavelength Infrared irradiation finger in biotechnology Arteries and veins, vein gray level image is referred to by collection, two dimensional surface digitized is obtained after noise reduction, binary conversion treatment is registered sample, then The one kind for the identification for carrying out contrasting with the signal for being gathered and then realizing identity refers to that vein is locked.

Background technology

At present fingerprint lock technology is increasingly widespread, but produced problem is also exposed out in the middle of the practical application, Reproducibility as Fingerprint Lock, easily forgery, the problems such as impact by skin humidity, surface blot, greatly limit Fingerprint Lock Popularization and application, one kind of the present invention refers to that vein lock can efficiently solve the problems referred to above, is also provided to the multiformity of Market Selection lockset.

Content of the invention

In order to solve the above problems, one kind that the present invention is provided refers to that vein lock is novel in design, uses safety, knows with identity Other uniqueness, live body, not reproducible with forging, not affected by the external world humidity, surface blot the features such as.

The technical solution adopted in the present invention is：

Described one kind refers to that vein lock mainly includes basic machine and control panel two parts, before the basic machine includes Plate, rear board, lock core, lock body, the front panel have LCDs, finger vena identification window, code keypad, handle I, Key lockhole, credit card area, the rear board has battery case, handle II, insurance knob, screw hole, and the lock body mainly includes Square bar, locking bar, buckle, buckle box, lock body motor, push rod, clutch, the front panel and the rear board are inboard all to cover rubber Pad, the control panel mainly includes LCDs, light circuit plate, refers to hand vein recognition head, mainboard, wiring board of swiping the card, USB Wiring board, USB card i/f, code keypad interface, lock body motor interface and DC source, the DC source is the master Plate provides 12V unidirectional current, and USB line road plate provides external charge power supply under the state of emergency for the mainboard, and the mainboard is straight Control LCDs output is connect, is connected in the light circuit plate DC source, the finger hand vein recognition head, institute are provided State lock body motor, described swipe the card between wiring board and the code keypad and the mainboard directly occur signal identification, process, Control, feedback, with the finger hand vein recognition head in the finger vena identification window, the finger hand vein recognition head includes CMOS Camera lens and multiple LED light emitting diodes, the CMOS camera lens is located at lower section in the finger vena identification window, and the LED sends out Optical diode is distributed in the finger vena identification window inner peripheral, can by the LED light emitting diode send near Infrared light causes the CMOS camera lens to collect finger vena signal, and the finger vena signal transmission gives the mainboard, described Mainboard carries out binary conversion treatment post-registration and compares sample to the signal, then compares with the new samples signal for being gathered, and leads to Cross and recognize, compare, mating, finally passing the result to the lock body motor carries out feedback control.The battery inside is equipped with 8 No. 5 batteries of section, its Specifeca tion speeification is as follows：Power supply：Direct current 12V (8 section aneroid battery)；Answer tight power supply：5V USB emergent charging Interface；Operating temperature：- 40～80 DEG C outdoors, Men Nei -10～60 DEG C；Operating temperature：20～80%RH；Information capacity：Refer to vein 50 groups, 3 groups of password, 5 groups of IC-card；Accuracy of system identification (holds false rate)：＜ 0.0001%；Refuse to recognize rate：＜ 0.01%；Register power： 100%.

During use, specific for a householder finger is put in the finger vena identification window, luminous by the LED The near infrared light that diode sends enables to the CMOS camera lens and collects the finger vena signal, the finger vena signal The mainboard is passed to, the mainboard carries out processing post-registration comparison sample to the signal, then with the new samples letter for being gathered Number compare, by recognizing, comparing, mate, finally passing the result to the lock body motor carries out feedback control.Except employing Refer to vein carry out outside identification, be also pre-designed swipe the card, password, three kinds of modes of key, swipe the card with password identification its Operation principle is similar with hand vein recognition is referred to, key is to rotate to be unlocked using mechanical system direct drive lock core.

The invention has the beneficial effects as follows：

Described one kind refers to that vein lock is novel in design, it is reasonable and practical to construct, and is changed using being difficult destroyed of finger vena Characteristic, vein gray level image is referred to by collection, is obtained two dimensional surface digitized after noise reduction binary conversion treatment and register sample, and After contrasted, then pass the result to the lock body motor and carry out feedback control, using safety, unique with identification Property, live body, not reproducible with forge, do not affected by extraneous humidity, surface blot etc..

Description of the drawings

Further illustrate with reference to the figure of the present invention：

Fig. 1 is the front panel schematic diagram；

Fig. 2 is the rear board schematic diagram；

Fig. 3 is the basic machine decomposing schematic representation；

Fig. 4 is that decomposing schematic representation is amplified in the lock body front；

Fig. 5 is the control panel position relationship schematic diagram；

Fig. 6 is the finger position schematic diagram in the finger vena identification window；

Fig. 7 is the left view of Fig. 6；

Fig. 8 is finger vena gray-scale maps sample；

Fig. 9 is the binary map sample of Fig. 8；

Figure 10 is control panel principle schematic；

Figure 11 is motherboard circuit schematic diagram.

In figure, 1. LCDs, 2. finger vena identification window, 3. code keypad, 4. handle I, 5. key lockhole, 6. Credit card area, 7. battery case, 8. handle II, 9. insures knob, 10. screw hole, 11. lock cores, 12. lock bodies, 13. square bars, 14. locks Bar, 15. buckles, 16. buckle boxes, 17. rubber blankets, 18. lock body motors, 19. push rods, 20. clutches, 21. light circuit plates, 22. refer to hand vein recognition heads, 23. mainboards, and 24. swipe the card wiring board, 25.USB wiring board, 26.USB card i/f, 27. code keypads Interface, 28. lock body motor interfaces, 29.CMOS camera lens, 30.LED light emitting diode, 31. finger venas.

Specific embodiment

Front panel schematic diagram as described in Fig. 1 is, the front panel has LCDs (1), finger vena identification window (2), code keypad (3), handle I (4), key lockhole (5), credit card area (6)；

Rear board schematic diagram as described in Fig. 2 is, the rear board has battery case (7), handle II (8), insurance knob (9), screw hole (10)；

Basic machine decomposing schematic representation as described in Fig. 3 is, the basic machine include front panel, rear board, lock core (11), Lock body (12), lock body (12) mainly include square bar (13), locking bar (14), buckle (15), buckle box (16)；

As described in Fig. 4 is, decomposing schematic representation is amplified in lock body front, and lock body (12) are interior to be provided with lock body motor (18), pushes away Bar (19), clutch (20)；

Control panel position relationship schematic diagram as described in Fig. 5 is, mainly includes LCDs (1), light circuit plate (21), refer to hand vein recognition head (22), mainboard (23), wiring board of swiping the card (24), USB line road plate (25), USB card i/f (26), Code keypad interface (27), lock body motor interface (28) and DC source；

Finger position schematic diagram in finger vena identification window as described in Fig. 6 is, such as Fig. 7 is the left view of Fig. 6, described With finger hand vein recognition head (22) in finger vena identification window (2), finger hand vein recognition head (22) includes CMOS mirror Head (29) and multiple LED light emitting diodes (30), the CMOS camera lens is located in the finger vena identification window below (2), The LED light emitting diode is distributed in finger vena identification window (2) inner peripheral；

If Fig. 8 is finger vena gray-scale maps sample, the near infrared light for being sent by LED light emitting diode (30) is caused CMOS camera lens (29) can collect finger vena (31) signal, as gathered and refer to vein gray level image；

If Fig. 9 is the binary map sample of Fig. 8, mainboard (23) carry out two-value to finger vena (31) signal for collecting Change and post-registration comparison sample is processed, then compare with the new samples signal for being gathered, by recognizing, comparing, mate, finally Passing the result to lock body motor (18) carries out feedback control；

If Figure 10 is control panel principle schematic, the control panel mainly includes LCDs (1), light circuit Plate (21), refer to hand vein recognition head (22), mainboard (23), wiring board of swiping the card (24), USB line road plate (25), USB card i/f (26), code keypad interface (27), lock body motor interface (28) and DC source, the DC source is mainboard (23) 12V unidirectional current is provided, USB line road plate (25) is that described mainboard (23) provide external charge power supply under the state of emergency, described Mainboard (23) directly controls the LCDs (1) output, be connected in described light circuit plate (21) provides DC source, institute State finger hand vein recognition head (22), the lock body motor (18), the wiring board of swiping the card (24) and the code keypad (3) and institute State between mainboard (23) and signal identification, process, control, feedback directly occur；

As Figure 11 be motherboard circuit schematic diagram, except using refer to vein carry out in addition to identification, in mainboard (23) circuit Also be pre-designed into swipe the card, password unlocking mode, swipe the card with password identification operation principle with refer to hand vein recognition similar.

Described one kind refers to that vein lock mainly includes basic machine and control panel two parts, before the basic machine includes Plate, rear board, lock core (11), lock body (12), the front panel have LCDs (1), finger vena identification window (2), Code keypad (3), handle I (4), key lockhole (5), credit card area (6), the rear board have battery case (7), handle II (8), Insurance knob (9), screw hole (10), lock body (12) mainly include square bar (13), locking bar (14), buckle (15), buckle box (16), lock body motor (18), push rod (19), clutch (20), the front panel and the rear board are inboard all to cover rubber blanket (17), the control panel mainly includes LCDs (1), light circuit plate (21), refers to hand vein recognition head (22), mainboard (23), swipe the card wiring board (24), USB line road plate (25), USB card i/f (26), code keypad interface (27), lock body motor connects Mouth (28) and DC source, the DC source is that described mainboard (23) provide 12V unidirectional current, USB line road plate (25) External charge power supply under the state of emergency is provided for the mainboard (23), mainboard (23) directly control the LCDs (1) output, be connected in described light circuit plate (21) DC source, finger hand vein recognition head (22), lock body electricity be provided Directly there is signal knowledge between machine (18), the wiring board of swiping the card (24) and the code keypad (3) and the mainboard (23) Not, process, control, feedback, with finger hand vein recognition head (22) in finger vena identification window (2), the finger is quiet Arteries and veins identification head (22) includes CMOS camera lens (29) and multiple LED light emitting diodes (30), and described CMOS camera lens (29) are located at described Lower section in finger vena identification window (2), LED light emitting diode (30) are distributed in finger vena identification window (2) Inner peripheral, the near infrared light that can be sent by LED light emitting diode (30) causes described CMOS camera lens (29) to gather To finger vena (31) signal, finger vena (31) signal transmission is to mainboard (23), and mainboard (23) are to the letter Number carry out binary conversion treatment post-registration and sample is compared, then compare with the new samples signal for being gathered, by identification, ratio Relatively, coupling, finally passing the result to lock body motor (18) carries out feedback control.

During use, specific for a householder finger is put in finger vena identification window (2), by the LED The near infrared light that light emitting diode (30) sends enables to CMOS camera lens (29) and collects the finger vena (31) signal, Finger vena (31) signal transmission gives mainboard (23), and mainboard (23) carry out processing post-registration comparison to the signal Sample, is then compared with the new samples signal for being gathered, and by recognizing, comparing, mate, is finally passed the result to described Lock body motor (18) carries out feedback control.

Claims

1. one kind refers to that vein is locked, and mainly includes basic machine and control panel two parts, the basic machine include front panel, after Panel, lock core (11), lock body (12), the front panel has LCDs (1), finger vena identification window (2), cryptographic key Disk (3), handle I (4), key lockhole (5), credit card area (6), the rear board has battery case (7), handle II (8), insurance rotation Button (9), screw hole (10), lock body (12) mainly include square bar (13), locking bar (14), buckle (15), buckle box (16), lock Inboard all sets rubber blanket (17) of body motor (18), push rod (19), clutch (20), the front panel and the rear board, described Control panel mainly includes LCDs (1), light circuit plate (21), refers to hand vein recognition head (22), mainboard (23), line of swiping the card Road plate (24), USB line road plate (25), USB card i/f (26), code keypad interface (27), lock body motor interface (28) and DC source, the DC source is that described mainboard (23) provide 12V unidirectional current, and USB line road plate (25) is the mainboard (23) external charge power supply under the state of emergency is provided, and mainboard (23) directly control the LCDs (1) output, indirectly DC source, finger hand vein recognition head (22), the lock body motor (18), the brush are provided for described light circuit plate (21) Between card wiring board (24) and the code keypad (3) and the mainboard (23) directly occur signal identification, process, control, Feedback, is characterized in that：With finger hand vein recognition head (22) in finger vena identification window (2), the finger vein knowledge Other head (22) include CMOS camera lens (29) and multiple LED light emitting diodes (30), and described CMOS camera lens (29) are located at the finger Lower section in hand vein recognition window (2), LED light emitting diode (30) are distributed on the inside of finger vena identification window (2) Periphery, the near infrared light that can be sent by LED light emitting diode (30) causes described CMOS camera lens (29) collection in one's hands Refer to vein (31) signal, finger vena (31) signal transmission gives mainboard (23), and mainboard (23) are entered to the signal Row binary conversion treatment post-registration compare sample, then compare with the new samples signal for being gathered, by recognizing, comparing, Join, finally passing the result to lock body motor (18) carries out feedback control.