CN2649717Y - Fingerprint lock for door - Google Patents
Fingerprint lock for door Download PDFInfo
- Publication number
- CN2649717Y CN2649717Y CN 200320107916 CN200320107916U CN2649717Y CN 2649717 Y CN2649717 Y CN 2649717Y CN 200320107916 CN200320107916 CN 200320107916 CN 200320107916 U CN200320107916 U CN 200320107916U CN 2649717 Y CN2649717 Y CN 2649717Y
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- China
- Prior art keywords
- outer handle
- fingerprint
- axle sleeve
- plectrum
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a fingerprint door lock, which includes fingerprint detection devices (1), DSP digital processing unit, bolt (4), strap drive(11), toggle block (12), external handle (2), micro-motor (18), worm (17) and the wormwheel (16). the utility model also includes toggle rod (20), eccentric brake block (15) and external handle shaft sleeve (13). a toggle port (21) is provided on the eccentric brake block (15), the front-end inserts into the toggle port (21) of the eccentric brake block, the center of the back part of the toggle rod and the wormwheel are fixed together, a notch (14) is provided on the external handle shaft sleeve, when the eccentric brake block (15) turns an angle, one of the corner is locked into the notch (14) of the external handle shaft sleeve, so the toggle block (15) and the external handle shaft sleeve (13) are meshed together. As electromechanical converter clutch mechanism is used to control the external handle and toggle block, the bolt movement is still completed manually by the operator, hence the electrical torque required is greatly reduced.
Description
Technical field
The utility model relates to a kind of structure of door lock, a kind of fingerprint gate lock.
Background technology
Existing fingerprint gate lock is generally all gathered fingerprint characteristic with optical principle, and after the comparison checking, devices such as starter motor or electromagnet are controlled dead bolt, locking bolt action, and door is opened.This class formation, electrokinetic moment required when opening the door is bigger, and operating mechanism is also comparatively complicated, and volume is bigger.On the other hand, adopt silicon as the fingerprint collecting element, can produce the voltage vector value of 80,000～90,000 fingerprint characteristics, form the digitlization fingerprint image, by specific mathematical method, be converted into data signal through high speed processor, and form new digital finger-print image, feature, code, reach living body finger print identification and the purpose of controlling automatically with feature.The domestic existing reported in literature of this technology.As: the off-line fingerprint identification module BPM01 of Beijing Fei Run Science and Technology Ltd. development, adopt the high performance silicon chip to gather fingerprint image, and be that the fingerprint of core is handled module in order to DSP, use the fingerprint algorithm of the said firm, generate fingerprint characteristic data, be stored in after the encryption among the flash memory, can in module, independently finish functions such as collection, processing, comparison, storage, also data can be reached host computer and compare.This module can be applicable in the various fingerprint recognition products.
Summary of the invention
The structure of the less fingerprint gate lock of required electrokinetic moment when the utility model is intended to propose a kind of opening the door.
This fingerprint gate lock comprises fingerprint detection element, DSP digital processing unit, dead bolt, driver blade, shifting block, outer handle, interior handle, micromachine, worm and worm wheel.The detection signal input of the detection signal output termination DSP digital processing unit of fingerprint detection element, the control current output terminal of DSP digital processing unit connects the control current input terminal of micromachine.The axle same axis of worm screw and micromachine is fixed, and worm gear is meshed with worm screw.Dead bolt links to each other with driver blade.The pusher dog of shifting block is in stirring in the frame of driver blade, contacts with the frame wall, and the rotating shaft of interior handle links to each other with the center of shifting block.It also comprises driving lever, eccentric clutch block and outer handle axle sleeve.The rotating shaft and the described shifting block of eccentric clutch block fix.On the eccentric clutch block one group of mouth is arranged, the front end of driving lever inserts dialling in the mouth on the eccentric clutch block, and the rear portion of driving lever and the center of worm gear fix.Outer handle axle sleeve fixes with the rotating shaft of outer handle, on the outer handle axle sleeve notch is arranged, and in the notch that its jiao snapped on the outer handle axle sleeve when eccentric clutch block turned over an angle, shifting block is meshed together with outer handle axle sleeve.
When this fingerprint gate lock is worked, gather fingerprint signal by the fingerprint detection element, after the DSP digital processor processes, produce the control electric current, the driving micromachine rotates, transmission by worm gear and worm screw, make the front end of driving lever promote eccentric clutch block and turn over an angle, in its one jiao of notch that snaps on the outer handle axle sleeve, shifting block is meshed together with outer handle axle sleeve.The promptly rotatable outer handle of door opener's this moment drives the action of shifting block and driver blade, and dead bolt is retracted in the lock, and door promptly is opened.This fingerprint gate lock is because the electromechanics conversion clutch that has adopted micromachine, worm gear, worm screw, driving lever, eccentric clutch block and outer handle axle sleeve to form, control the clutch of outer handle and shifting block, and the motion of dead bolt is still manually finished by the door opener, thereby required electrokinetic moment greatly reduces.
Description of drawings
Accompanying drawing 1 is the front view of this fingerprint gate lock;
Accompanying drawing 2 is the rear view of fingerprint gate lock;
Accompanying drawing 3 is the basic structure schematic diagram of fingerprint gate lock;
Accompanying drawing 4 is the detailed structure view of fingerprint gate lock;
Accompanying drawing 5 is the structure chart of magnetic mechanical lock cap;
Accompanying drawing 6 is the structure chart of magnetic mechanical lock lockhole;
Accompanying drawing 7 is the cut-away view of worm gear.
The specific embodiment
As Fig. 1, Fig. 2 and shown in Figure 3, this fingerprint gate lock comprises fingerprint detection element 1, DSP digital processing unit, dead bolt 4, driver blade 11, shifting block 12, outer handle 2, interior handle 8, micromachine 18, worm screw 17 and worm gear 16.The detection signal input of the detection signal output termination DSP digital processing unit of fingerprint detection element 1.The control current output terminal of DSP digital processing unit connects the control current input terminal of micromachine 18.Worm screw 17 is fixed with the axle same axis of micromachine, and worm gear 16 is meshed with worm screw.Dead bolt 4 fixes with driver blade 11.The pusher dog of shifting block 12 is in stirring in the frame of driver blade, contacts with the frame wall, and the rotating shaft of interior handle 8 links to each other with the center of shifting block 12.It also comprises driving lever 20, eccentric clutch block 15 and outer handle axle sleeve 13.The rotating shaft 22 and the described shifting block 12 of eccentric clutch block fix.On the eccentric clutch block 15 one group of mouth 21 is arranged, the front end of driving lever 20 inserts dialling in the mouth 21 on the eccentric clutch block, and the center of the rear portion of driving lever and worm gear 16 fixes.Outer handle axle sleeve 13 fixes with the rotating shaft of outer handle 2.One notch 14 is arranged on the outer handle axle sleeve, when eccentric clutch block 15 turns over an angle, in its one jiao of notch 14 that snaps on the outer handle axle sleeve, shifting block 15 is meshed together with outer handle axle sleeve 13.
When this fingerprint gate lock is worked, gather fingerprint signal by fingerprint detection element 1, after the DSP digital processor processes, produce the control electric current, driving micromachine 18 rotates, by the transmission of worm gear 16 with worm screw 17, make the front end of driving lever 20 promote eccentric clutch block 15 and turn over an angle, in one jiao of notch 14 that snaps on the outer handle axle sleeve 13 of eccentric clutch block, shifting block 12 is meshed together with outer handle axle sleeve 13.The door opener rotates outer handle 2, drives shifting block 12 and driver blade 11 actions, and dead bolt 4 is retracted in the lock, and door promptly is opened.The rotating shaft of interior handle 8 directly links to each other with shifting block 12, and the rotating shaft of inside and outside handle is on the same axis.Handle can be opened door in indoor people rotated.
The process that automatically resets can also be set: the fingerprint control system action in the control system of this fingerprint gate lock, outer handle axle sleeve 13 is with after shifting block 12 is meshed, spend several seconds, for example 5 seconds, control system makes the micromachine backward rotation automatically, up to eccentric clutch block 15 with outside handle axle sleeve 13 be separated, door lock returns to original state.
The power supply of this fingerprint gate lock is supplied with separately, can adopt to exchange and the direct current two-channel structure.One the tunnel is that the 220V AC power becomes the 6V direct current through step-down rectifier and voltage stabilizing, and another route 6V charging dry cell provides.When using Alternating Current Power Supply, dry cell charges automatically, when AC power is cut off the power supply, is automatically converted to dry cell work.Because adopted the structure of dynamo-electric conversion clutch, power consumption is very little, when making power supply with the charging dry cell, but continuous operation is more than one month.
The detecting element 1 of this fingerprint gate lock can adopt the silicon fingerprint sensor.Adopt silicon inductance technology, can fundamentally solve gathering the difference of the fingerprint characteristic true and false, and can consider local feature points such as fingerprint general characteristic such as line shape, line number and fingerprint destination node, bifurcation, curvature simultaneously.Fingerprint recognition can reach 99.9999% with the comparison accuracy, and system product is refused sincere less than 0.1%, and accuracy of system identification is less than 0.001%.
As shown in Figure 4, convenient in order to make with fit on, the shifting block 12 in this fingerprint gate lock generally can be divided into pusher dog 31 and dial plate 33 two parts, is linked together by pin 32.Outer handle axle sleeve 13 also separates mutually with outer handle.There is a square hole at the center of outer handle axle sleeve, is used for inserting the square shaft on the outer handle.The also available transmission mechanism commonly used of driver blade 11 and upper connecting rod (day bar) 3 and lower connecting rod (bar) 5 links to each other, is used for driving the upper side frame and the interior locking bolt of lower frame of door.19 is junction plates that driving lever rear portion and worm gear 16 fix usefulness among the figure.The axle 42 of this junction plate and worm gear 16 fixes.As shown in Figure 7, two springs 41 are arranged in the worm gear 16, be stuck in outside the axle 42.Such structure can make worm gear drives junction plate 19 rotate, and junction plate 19 and axle 42 are rotated with respect to worm gear 16, so that outside stirring during handle, eccentric clutch block can not blocked by driving lever.Among Fig. 4,34 for bumping tongue, and after door was opened, driver blade 11 and dead bolt 4 moved to left, and locked 38 pinned, and at closing time, bumps tongue 34 and inwardly advanced by doorframe, and bump clamping block 38 discharges driver blade 11 and dead bolt 4, relies on the elastic force of spring to eject, on door lock.9 is safety plug, and 35 is the safety plug connector, and 36 are insurance knob socket, and 37 are insurance knob socket connector, and 10 among Fig. 2 is the insurance knob.Shut behind the door, in door, rotate insurance knob 10, safety plug 9 is stretched out, the door insurance is lived, just can't open door lock outdoors, play the effect of security insurance.
As shown in Figure 1 and Figure 4, this fingerprint gate lock can also comprise magnetic mechanical lock 6, turn-button 43 and a plectrum 44.The commentaries on classics core of magnetic mechanical lock links to each other with turn-button 43 by connecting rod or gear, and upper end one side of plectrum contacts with a side of eccentric clutch block 15, and the middle part of plectrum is enclosed within on the axle of dialling on the plate 33, and there is a lateral protrusions lower end of plectrum, and protruding hook is arranged on the turn-button.During the turn-button forward rotation, the protruding hook of turn-button promotes plectrum 44, and plectrum promotes eccentric clutch block 15, is meshed with outer handle axle sleeve 13, and fingerprint gate lock is that available outer handle is from outer unlatching.During the turn-button backward rotation, the protruding hook on the turn-button catches on the projection of plectrum lower end, and plectrum 44 and group plate 33 are fixed, and fingerprint gate lock promptly is lockable, and all can not open door lock with outer handle, interior handle.Play the safety effect after the user goes out.As shown in Figure 5 and Figure 6, lockhole 39 inwalls of magnetic mechanical lock have an annular lower concave part 40.This magnetic mechanical lock also comprises a cover plate 7, and there is the short tube 24 that stretches into lockhole at the middle part of cover plate, and several apertures 28 are arranged on the sidewall of short tube, and spring 30, magnetic nahlock 27, several globules 25 and jam 26 are housed in the short tube from inside to outside successively.The Zhou Youyi inclined plane, outer ring of the outer face of magnetic nahlock 27.Described globule 25 is withstood by the inclined plane of above-mentioned magnetic wafer, stretches out some the aperture 28 from short tube 24 sidewalls.When short tube 24 inserted in the lockhole 39, globule 25 snapped in the annular lower concave part 40 of lockhole inwall.
When this magnetic mechanical lock uses, before magnetic key is inserted keyhole, need with the middle part of the preceding end in contact cover plate 7 of this phase-locked magnetic key of joining, magnetic nahlock 27 in the short tube 24 is held, globule 25 can be retracted in the short tube, and cover plate promptly is removed, and can carry out unlock operation, increase the size of key of magnetic mechanical lock, improved the pick-proof performance.23,29 is locating piece on the cover plate among Fig. 5.
Claims (5)
1, a kind of fingerprint gate lock, comprise fingerprint detection element (1), the DSP digital processing unit, dead bolt (4), driver blade (11), shifting block (12), outer handle (2), interior handle (8), micromachine (18), worm screw (17) and worm gear (16), the detection signal input of the detection signal output termination DSP digital processing unit of fingerprint detection element (1), the control current output terminal of DSP digital processing unit connects the control current input terminal of micromachine (18), worm screw (17) is fixed with the axle same axis of micromachine, worm gear (16) is meshed with worm screw, dead bolt (4) links to each other with driver blade (11), the pusher dog of shifting block (12) is in stirring in the frame of driver blade, contact with the frame wall, the rotating shaft of interior handle (8) links to each other with the center of shifting block (12), it is characterized in that it also comprises driving lever (20), eccentric clutch block (15) and outer handle axle sleeve (13), the rotating shaft (22) of eccentric clutch block fixes with described shifting block (12), on the eccentric clutch block (15) one group of mouth (21) is arranged, the front end of driving lever (20) inserts dialling in mouthful (21) on the eccentric clutch block, the center of the rear portion of driving lever and worm gear (16) fixes, outer handle axle sleeve (13) fixes with the rotating shaft of outer handle (2), one notch (14) is arranged on the outer handle axle sleeve, when turning over an angle, eccentric clutch block (15) in its one jiao of notch (14) that snaps on the outer handle axle sleeve, shifting block (15) is meshed together with outer handle axle sleeve (13).
2, fingerprint gate lock as claimed in claim 1 is characterized in that described detecting element (1) is the silicon fingerprint sensor.
3, fingerprint gate lock as claimed in claim 1 or 2, it is characterized in that shifting block (12) is divided into pusher dog (31) and dials plate (33) two parts, link together by pin (32), outer handle axle sleeve (13) also separates mutually with outer handle, there is a square hole at the center of outer handle axle sleeve, is used for inserting the square shaft on the outer handle.
4, fingerprint gate lock as claimed in claim 3, it is characterized in that it also comprises a magnetic mechanical lock (6), turn-button (43) and plectrum (44), the commentaries on classics core of magnetic mechanical lock links to each other with turn-button (43) by connecting rod or gear, upper end one side of plectrum contacts with a side of eccentric clutch block (15), the middle part of plectrum is enclosed within on the axle of dialling on the plate (33), there is a lateral protrusions lower end of plectrum, protruding hook is arranged on the turn-button, during the turn-button forward rotation, the protruding hook of turn-button promotes plectrum (44), plectrum promotes eccentric clutch block (15), be meshed with outer handle axle sleeve (13), during the turn-button backward rotation, the protruding hook on the turn-button catches on the projection of plectrum lower end, and plectrum (44) and group plate (33) are fixed.
5, fingerprint gate lock as claimed in claim 4, lockhole (39) inwall that it is characterized in that magnetic mechanical lock (6) has an annular lower concave part (40), this magnetic mechanical lock also comprises a cover plate (7), there is the short tube (24) that stretches in the lockhole at the middle part of cover plate, several apertures (28) are arranged on the sidewall of short tube, spring (30) is housed in the short tube from inside to outside successively, magnetic nahlock (27), several globules (25) and jam (26), there is an inclined plane outer ring of the outer face of magnetic nahlock (27), described globule (25) is withstood by the inclined plane of above-mentioned magnetic wafer, stretch out some the aperture (28) from short tube (24) sidewall, when short tube (24) insertion lockhole (39) was interior, globule (25) snapped in the annular lower concave part (40) of lockhole inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320107916 CN2649717Y (en) | 2003-11-03 | 2003-11-03 | Fingerprint lock for door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320107916 CN2649717Y (en) | 2003-11-03 | 2003-11-03 | Fingerprint lock for door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2649717Y true CN2649717Y (en) | 2004-10-20 |
Family
ID=34342415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320107916 Expired - Lifetime CN2649717Y (en) | 2003-11-03 | 2003-11-03 | Fingerprint lock for door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2649717Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922260A (en) * | 2010-07-13 | 2010-12-22 | 金华银 | Hardwood shell electronic lock |
| WO2011095092A1 (en) * | 2010-02-04 | 2011-08-11 | 杭州金指码实业有限公司 | Fingerprint identification mortise lock |
| CN102657428A (en) * | 2012-05-14 | 2012-09-12 | 武汉市鸣九机械制造有限公司 | Special-shaped brush hole hair-planting machine capable of rotating for planting hair |
| CN104405184A (en) * | 2014-10-31 | 2015-03-11 | 张彦 | Composite functional intelligent door lock |
-
2003
- 2003-11-03 CN CN 200320107916 patent/CN2649717Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011095092A1 (en) * | 2010-02-04 | 2011-08-11 | 杭州金指码实业有限公司 | Fingerprint identification mortise lock |
| CN101922260A (en) * | 2010-07-13 | 2010-12-22 | 金华银 | Hardwood shell electronic lock |
| CN102657428A (en) * | 2012-05-14 | 2012-09-12 | 武汉市鸣九机械制造有限公司 | Special-shaped brush hole hair-planting machine capable of rotating for planting hair |
| CN104405184A (en) * | 2014-10-31 | 2015-03-11 | 张彦 | Composite functional intelligent door lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20060331 Pledge (preservation): Preservation |
|
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20031103 |
|
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20031103 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |