CN110454002B - Fingerprint lock - Google Patents
Fingerprint lock Download PDFInfo
- Publication number
- CN110454002B CN110454002B CN201910856040.9A CN201910856040A CN110454002B CN 110454002 B CN110454002 B CN 110454002B CN 201910856040 A CN201910856040 A CN 201910856040A CN 110454002 B CN110454002 B CN 110454002B
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- CN
- China
- Prior art keywords
- fingerprint lock
- fingerprint
- hole
- fixed
- air
- 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.)
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- 238000003825 pressing Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 52
- 238000004140 cleaning Methods 0.000 claims description 38
- 210000004243 sweat Anatomy 0.000 claims description 28
- 239000004744 fabric Substances 0.000 claims description 25
- 238000005507 spraying Methods 0.000 claims description 24
- 239000000428 dust Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 16
- 238000007667 floating Methods 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011840 criminal investigation Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/14—Closures or guards for keyholes
- E05B17/18—Closures or guards for keyholes shaped as lids or slides
- E05B17/186—Closures or guards for keyholes shaped as lids or slides sliding
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B49/00—Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
Landscapes
- Lock And Its Accessories (AREA)
- Input From Keyboards Or The Like (AREA)
- Image Input (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention belongs to the technical field of fingerprint locks, and particularly relates to a fingerprint lock which comprises a fingerprint lock body, wherein the fingerprint lock body comprises a code keyboard and a fingerprint identification module, a fixed frame is fixed on the front side of the fingerprint lock body, sliding grooves are formed in the left inner side wall and the right inner side wall of the fixed frame, sliding blocks are connected in the sliding grooves in a sliding mode, a baffle is fixed on the front side of each sliding block, round rods are fixed at the bottom ends of the two sliding blocks, rectangular grooves are formed in the left inner side wall and the right inner side wall of the fixed frame, and rectangular boxes are fixed in the; according to the fingerprint lock, the fixing frame, the baffle and other structures are arranged, the fingerprint lock body is protected by the baffle, the surface of the fingerprint lock body is cleaner, gas can be sprayed out of the password keyboard area of the fingerprint lock by using the pressing block, the password keyboard area of the fingerprint lock can be kept clean, use traces left by a user are reduced, the probability of password leakage is reduced, and the safety of the fingerprint lock is improved.
Description
Technical Field
The invention belongs to the technical field of fingerprint locks, and particularly relates to a fingerprint lock.
Background
The fingerprint lock is an intelligent lock, and is a perfect crystal of computer information technology, electronic technology, mechanical technology and modern hardware technology. The characteristics of fingerprints become the most important evidence for identity identification and are widely applied to the fields of public security criminal investigation and judicial law. The fingerprint authentication has the characteristics of convenience, rapidness, accuracy and the like. With the popularization of science and technology and the development of smart homes, more and more people also start to select fingerprint locks.
When the fingerprint lock is used, a user can leave fingerprint sweat stains on the fingerprint lock, illegal personnel can extract fingerprints according to the sweat stains left by the user, the fingerprint lock is opened to steal, the anti-theft performance of the fingerprint lock is reduced, meanwhile, the user can leave use traces at the password keyboard when unlocking by using a password, and a machine for a stealer is left, and accordingly, the fingerprint lock is provided.
Disclosure of Invention
In order to make up for the defects of the prior art, the fingerprint lock provided by the invention has the advantages that the fixing frame, the baffle and other structures are arranged, the baffle is used for protecting the fingerprint lock body, the surface of the fingerprint lock body is cleaner, the gas can be sprayed out of the password keyboard area of the fingerprint lock by using the pressing block, the password keyboard area of the fingerprint lock can be kept clean, the use traces left by a user are reduced, the probability of password leakage is reduced, and the safety of the fingerprint lock is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a fingerprint lock, which comprises a fingerprint lock body, wherein the fingerprint lock body comprises a password keyboard and a fingerprint identification module, a fixed frame is fixed on the front surface of the fingerprint lock body, sliding grooves are formed in the left and right inner side walls of the fixed frame, sliding blocks are connected in the sliding grooves in a sliding mode, a baffle is fixed on the front surface of each sliding block, round rods are fixed at the bottom ends of the two sliding blocks, rectangular grooves are formed in the left and right inner side walls of the fixed frame, rectangular boxes are fixed in the rectangular grooves, round grooves are formed in the left and right sides of the fixed frame, springs are arranged in the round grooves, one ends of the springs are fixed on the side walls of the rectangular boxes, pressing blocks are fixed at the other ends of the springs, the pressing blocks are in clearance fit with the round grooves, air holes are formed in the side walls, which are close to each other, one side, which, no matter the fingerprint unlocking mode or the password unlocking mode is adopted for unlocking, the fingerprint lock can leave use traces, and thieves often use the structure to obtain the password according to the use traces of the users so as to unlock the fingerprint lock for theft, so that the invention adds the fixing frame and other structures, when in use, the baffle can protect the surface of the fingerprint lock body, dust can not directly fall on the password keyboard, thereby ensuring the cleanness of the password keyboard, reducing the adhesion of the dust on the password keyboard, further reducing the password leakage caused by uneven dust distribution during use, simultaneously, the users can extrude the pressing block, so that the cavity between the pressing block and the rectangular box is compressed, air in the cavity is compressed and enters the rectangular box, the air entering the rectangular box is sprayed out from the air holes, and the sprayed air can impact the password keyboard, the floating dust adhered to the code keyboard is blown away, traces left on the code keyboard by a user are reduced when the clean code keyboard is used, the possibility of code theft is reduced, and the safety performance of the fingerprint lock is improved.
Preferably, the bottom of the fixing frame is provided with a U-shaped through hole, the outlet of the through hole is communicated with the sliding groove, the through hole is in clearance fit with the round rod, the middle of the through hole is provided with a water spraying hole, the side wall of the fixing frame is provided with a liquid adding box, when the fingerprint unlocking device works, a user always leaves sweat stains at the fingerprint identification module, if the sweat stains are not cleaned, a thief can extract unlocking fingerprints through the sweat stains, so as to open a fingerprint lock, the safety of the fingerprint lock can be greatly reduced, cleaning liquid can be added into the liquid adding box through the through hole and the liquid adding box, when the fingerprint unlocking device is unlocked by using a password, the baffle is moved downwards, the round rod connected to the baffle can enter the through hole in the moving process, the round rod can compress air in the through hole, the compressed air can extrude the cleaning liquid in the through hole to spray out the water spraying hole, the spun clean liquid can erode the fingerprint identification module position of fingerprint lock to volatilize under illumination and air combined action, take away the sweat stain on the fingerprint lock, make the fingerprint lock become cleaner, reduced the stolen possibility of fingerprint, improved the security index of fingerprint lock.
Preferably, the exit aperture ratio of hole for water spraying is less than the aperture ratio of hole for water spraying bottom, in operation, the hole for water spraying has the certain distance with fingerprint collection department, if the dynamics of spraying is not enough, the cleaning solution can not reach fingerprint identification module department, can not play clean effect promptly, hole for water spraying exit diameter diminishes, the pressure of cleaning solution in the hole for water spraying exit has been improved, thereby make the cleaning solution velocity of flow improve when passing through the hole for water spraying, what jet is farther, clear speed of jet has improved, can spout farther on the one hand, can reach fingerprint identification module department, on the other hand, utilize the impact force of cleaning solution, wash away sweat stain, sweat stain on the feasible fingerprint lock is by clear more thoroughly, sweat stain cleaning efficiency has been improved, the security performance of fingerprint lock has directly been strengthened.
Preferably, the back of the baffle is provided with two guide rods, the surface of each guide rod is movably connected with a rectangular frame, water absorbing cloth is fixed in each rectangular frame, each rectangular frame is made of ferrous materials, a return spring is fixed between each rectangular frame and the corresponding baffle, and the left inner side wall and the right inner side wall of each fixing frame are both fixed with a magnetic block, when the fingerprint identification module is polluted during work, the fingerprint identification module is required to be cleaned at the moment, the baffle is moved downwards firstly, the distance between each magnetic block and each rectangular frame is gradually close in the moving process of the corresponding baffle, when the rectangular frame is located in the adsorption range of the corresponding magnetic block, the magnetic blocks adsorb the rectangular frames, so that the rectangular frames move towards the direction of the fingerprint lock body, the water absorbing cloth is extruded on the surface of the fingerprint lock body, the baffle is continuously moved after the water absorbing cloth is contacted with the fingerprint lock body, and the water absorbing cloth, on the one hand, the cloth that absorbs water can absorb spun cleaning solution in the hole for water spraying, has avoided the cleaning solution gathering at fingerprint lock body on the surface to avoided the cleaning solution to hinder the phenomenon emergence of fingerprint collection, guaranteed the normal work of fingerprint lock, on the other hand, the cloth that absorbs water can be cleaned fingerprint lock body when fingerprint lock body surface removes, thereby get rid of fingerprint lock surperficial sweat stain, make the fingerprint lock keep clean state, has guaranteed the security of fingerprint lock.
Preferably, the cloth that absorbs water is made by absorbing water sponge and vegetable fibre jointly, and the during operation owing to absorb water the cloth and mainly play the water absorption effect, need guarantee the hydroscopicity of the cloth that absorbs water, vegetable fibre has superstrong moisture absorption, the characteristics that the gas permeability is good, and the water absorption effect of sponge that absorbs water is cooperated for the water absorption performance of the cloth that absorbs water is better, thereby makes the surface cleaning of fingerprint lock body, reduces sweat stain on the fingerprint lock body, has improved the security of fingerprint lock.
Preferably, the gas pocket divide into two rows, every exhaust hole is two at least, and the acute angle that presss from both sides between two rows of gas pockets and the front of fingerprint lock body is 60 and 40 respectively, and the during operation, needs spun gas in the gas pocket to clear up the code keypad, and the aperture of gas pocket is little, and spun gas is though the impact force is big, but the clearance scope is little, so set up two rows of gas pockets to divide into different penetrating angle, make spun gas clearance scope in the gas pocket bigger, thereby more thoroughly clear away the floating dust on the code keypad, and then guaranteed the safety in utilization of fingerprint lock.
The invention has the following beneficial effects:
1. the fingerprint lock comprises the pressing block, the rectangular frame and other structures, when the pressing block is extruded, air between the pressing block and the rectangular frame is compressed, the compressed air is sprayed out of the air holes of the rectangular frame, the sprayed air cleans the password keyboard of the fingerprint lock body, dust on the surface of the password keyboard is blown away, traces left on the fingerprint lock by sweat stains of a user are reduced, the possibility that the password is stolen is reduced, and the safety performance of the fingerprint lock is improved.
2. The fingerprint lock comprises structures such as the water absorption cloth, when the baffle is moved downwards, the round rod on the baffle enters the through hole, the round rod can extrude cleaning solution in the through hole, the cleaning solution is sprayed out of the water spray hole, a panel of the fingerprint lock can be cleaned, fingerprint residues on the fingerprint lock can be removed through wiping of the water absorption cloth, and the safety performance of the fingerprint lock is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a three-dimensional view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a three-dimensional view of a baffle;
figure 5 is a bottom sectional view of the fixing frame;
FIG. 6 is a side view of a rectangular box;
in the figure: the fingerprint lock comprises a fingerprint lock body 1, a password keyboard 1a, a fingerprint identification module 1b, a fixing frame 2, a sliding chute 3, a sliding block 4, a baffle 5, a round rod 6, a rectangular box 7, a spring 8, a pressing block 9, an air hole 10, a through hole 11, a water spraying hole 12, a liquid adding box 13, a rectangular frame 14, water absorbing cloth 15, a return spring 16 and a magnetic block 17.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, the fingerprint lock of the present invention comprises a fingerprint lock body 1, wherein the fingerprint lock body 1 comprises a password keyboard 1a and a fingerprint identification module 1b, a fixed frame 2 is fixed on the front surface of the fingerprint lock body 1, sliding grooves 3 are respectively formed on the left and right inner side walls of the fixed frame 2, sliding blocks 4 are slidably connected in the sliding grooves 3, a baffle 5 is fixed on the front surface of each sliding block 4, round rods 6 are fixed on the bottom ends of the two sliding blocks 4, rectangular grooves are respectively formed on the left and right inner side walls of the fixed frame 2, rectangular boxes 7 are fixed in the rectangular grooves, round grooves are respectively formed on the left and right sides of the fixed frame 2, springs 8 are arranged in the round grooves, one ends of the springs 8 are fixed on the side walls of the rectangular boxes 7, pressing blocks 9 are fixed on the other ends of the springs 8, the pressing blocks 9 are in clearance fit with the round grooves, air holes 10 are formed, one side of the rectangular box 7, which is connected with the spring 8, is provided with an air inlet, when the fingerprint lock is in use, no matter a user unlocks the fingerprint lock by adopting a fingerprint unlocking mode or a password unlocking mode, a use trace is left on the fingerprint lock, and a thief always obtains a password according to the use trace of the user by using the point, so that the fingerprint lock is unlocked to steal, therefore, the invention can protect the surface of the fingerprint lock body 1 by the baffle plate 5 through additionally arranging the fixing frame 2 and other structures, when the fingerprint lock is in use, dust can not directly fall on the password keyboard 1a, thereby ensuring the cleanness of the password keyboard 1a, reducing the adhesion of the dust on the password keyboard 1a, further reducing the password leakage caused by uneven dust distribution during use, and simultaneously, the user can extrude the pressing block 9 to compress a cavity between the pressing block 9 and the rectangular box 7, therefore, air in the cavity is compressed to enter the rectangular box 7, the air entering the rectangular box 7 is sprayed out of the air holes 10, the sprayed air can impact the code keyboard 1a, floating dust adhered to the code keyboard 1a is blown away, traces left on the code keyboard 1a by a user are reduced when the clean code keyboard 1a is used, the possibility of code theft is reduced, and the safety performance of the fingerprint lock is improved.
As a specific embodiment of the invention, the bottom of the fixing frame 2 is provided with a U-shaped through hole 11, the outlet of the through hole 11 leads to the chute 3, the through hole 11 is in clearance fit with the round rod 6, the middle part of the through hole 11 is provided with a water spray hole 12, the side wall of the fixing frame 2 is provided with a liquid adding box 13, when in work, a user often leaves sweat stains at the fingerprint identification module 1b when unlocking fingerprints, if the sweat stains are not cleaned, a thief can extract unlocking fingerprints through the sweat stains, so as to open the fingerprint lock, the safety of the fingerprint lock can be greatly reduced, through the arrangement of the through hole 11 and the liquid adding box 13, cleaning liquid can be added into the liquid adding box 13, when in use of password unlocking, the baffle 5 moves downwards, in the moving process, the round rod 6 connected to the baffle 5 can enter the through hole 11, the round rod 6 can compress air in the through hole 11, make the cleaning solution in the through-hole 11 spout from hole for water spraying 12 behind the compressed air extrusion cleaning solution, spun cleaning solution can erode the fingerprint identification module 1b position of fingerprint lock to volatilize under illumination and air combined action, take away the sweat stain on the fingerprint lock, make the fingerprint lock become cleaner, reduced the stolen possibility of fingerprint, improved the safety index of fingerprint lock.
As a specific embodiment of the present invention, the aperture value of the outlet of the water spraying hole 12 is smaller than the aperture value of the bottom of the water spraying hole 12, when the fingerprint lock is in operation, the water spraying hole 12 is at a certain distance from the fingerprint collection position, if the spraying force is not enough, the cleaning solution cannot reach the fingerprint identification module 1b, i.e., the cleaning effect cannot be achieved, the diameter of the outlet of the water spraying hole 12 is reduced, and the pressure of the cleaning solution at the outlet of the water spraying hole 12 is increased, so that the flow rate of the cleaning solution passing through the water spraying hole 12 is increased, the spraying is farther, the cleaning jet speed is increased, on one hand, the cleaning solution can be sprayed farther and can reach the fingerprint identification module 1b, on the other hand, the sweat stain on the fingerprint lock is washed by the impact force of the cleaning solution, so that the sweat stain on the fingerprint lock is cleaned more thoroughly, the.
As a specific embodiment of the present invention, two guide rods are disposed on the back of the baffle 5, a rectangular frame 14 is movably connected to the surface of the guide rods, a water-absorbing cloth 15 is fixed in the rectangular frame 14, the rectangular frame 14 is made of ferrous material, a return spring 16 is fixed between the rectangular frame 14 and the baffle 5, magnetic blocks 17 are fixed on both left and right inner side walls of the fixing frame 2, when the fingerprint identification module 1b is contaminated during operation, the fingerprint identification module 1b needs to be cleaned at this time, specifically, the baffle 5 is moved downwards first, the distance between the magnetic block 17 and the rectangular frame 14 gradually approaches during the movement of the baffle 5, when the rectangular frame 14 is located within the adsorption range of the magnetic block 17, the magnetic block 17 adsorbs the rectangular frame 14, so that the rectangular frame 14 moves towards the fingerprint lock body 1, and the water-absorbing cloth 15 is extruded on the surface of the fingerprint lock body 1, after 15 and the contact of fingerprint lock body of cloth that absorb water, continue to remove baffle 5, make cloth 15 that absorb water remove on fingerprint lock body 1 is surperficial, on the one hand, cloth 15 that absorb water can absorb spun cleaning solution in hole for water spraying 12, avoided the cleaning solution gathering at fingerprint lock body 1 on the surface, thereby avoided the cleaning solution to hinder the phenomenon emergence of fingerprint collection, the normal work of fingerprint lock has been guaranteed, on the other hand, cloth 15 that absorb water when 1 surface of fingerprint lock removes, can clean fingerprint lock body 1, thereby get rid of the sweat stain on fingerprint lock surface, make the fingerprint lock keep clean state, the security of fingerprint lock has been guaranteed.
As a specific embodiment of the present invention, the water-absorbing cloth 15 is made of water-absorbing sponge and plant fiber, when in use, the water-absorbing cloth 15 mainly plays a role of water absorption, so that the water absorption of the water-absorbing cloth 15 needs to be ensured, the plant fiber has the characteristics of super-strong moisture absorption and good air permeability, and the water absorption performance of the water-absorbing cloth 15 is better by matching with the water absorption function of the water-absorbing sponge, so that the surface of the fingerprint lock body 1 is clean, sweat stains on the fingerprint lock body 1 are reduced, and the safety of the fingerprint lock is improved.
As a specific embodiment of the present invention, the air holes 10 are divided into two rows, each air hole 10 has at least two air holes, acute angles between the two rows of air holes 10 and the front surface of the fingerprint lock body 1 are 60 ° and 45 °, respectively, when the fingerprint lock is in operation, the air jetted from the air holes 10 is required to clean the code keypad 1a, and the aperture of the air holes 10 is small, and the jetted air has a large impact force but a small cleaning range, so the two rows of air holes 10 are provided and divided into different jetting angles, so that the cleaning range of the air jetted from the air holes 10 is larger, thereby more thoroughly cleaning floating dust on the code keypad 1a, and further ensuring the use safety of the fingerprint lock.
When the fingerprint lock is in use, no matter the user unlocks the fingerprint lock in a fingerprint unlocking mode or a password unlocking mode, the user can leave a use trace on the fingerprint lock, and a thief usually utilizes the point to obtain a password according to the use trace of the user so as to unlock the fingerprint lock and steal the fingerprint lock, so that the baffle plate 5 can protect the surface of the fingerprint lock body 1 when the fingerprint lock is in use, dust cannot directly fall on the password keyboard 1a, the cleanness of the password keyboard 1a is ensured, the adhesion of the dust on the password keyboard 1a is reduced, the password leakage caused by uneven dust distribution is reduced when the fingerprint lock is in use, meanwhile, the user can extrude the pressing block 9, so that a cavity between the pressing block 9 and the rectangular box 7 is compressed, and air in the cavity is compressed and enters the rectangular box 7, the air entering the rectangular box 7 is sprayed out of the air holes 10, the sprayed gas can impact the code keyboard 1a, so that floating dust adhered to the code keyboard 1a is blown away, traces left on the code keyboard 1a by a user are reduced when the clean code keyboard 1a is used, the possibility of code theft is reduced, and the safety performance of a fingerprint lock is improved, in addition, when the user unlocks the fingerprint, sweat stains of the user are usually left at the fingerprint identification module 1b, if the sweat stains are not cleaned, the thieves can extract unlocking fingerprints through the sweat stains, so that the fingerprint lock is opened, the safety of the fingerprint lock is greatly reduced, cleaning solution can be added into the liquid adding box 13 through the arrangement of the through holes 11 and the liquid adding box 13, when the code is used for unlocking, the baffle 5 is moved downwards, and in the moving process, the round rod 6 connected to the baffle 5 can enter the through holes 11, the air in the through-hole 11 can be compressed to round bar 6, makes the cleaning solution in the through-hole 11 spout from 12 departments of hole for water sprayings behind the compressed air extrusion cleaning solution, and spun cleaning solution can erode the fingerprint identification module 1b position of fingerprint lock to volatilize under illumination and air combined action, take away the sweat stain on the fingerprint lock, make the fingerprint lock become cleaner, reduced the stolen possibility of fingerprint, improved the safety index of fingerprint lock.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. A fingerprint lock, characterized by: including fingerprint lock body (1), fingerprint lock body (1) includes code keypad (1a) and fingerprint identification module (1b), fingerprint lock body (1) openly is fixed with fixed frame (2), the inside wall all is equipped with spout (3) about fixed frame (2), sliding connection has slider (4) in spout (3), the front of slider (4) is fixed with baffle (5), two the bottom of slider (4) all is fixed with round bar (6), the inside wall all is equipped with the rectangular channel about fixed frame (2), the rectangular channel internal fixation has rectangle box (7), the left and right sides of fixed frame (2) all is equipped with the circular slot, is equipped with spring (8) in the circular slot, the one end of spring (8) is fixed on rectangle box (7) lateral wall, the other end of spring (8) is fixed with according to briquetting (9), the pressing block (9) is in clearance fit with the circular groove, air holes (10) are formed in the side walls, close to each other, of the rectangular boxes (7), and air inlet holes are formed in one sides, connected with the springs (8), of the rectangular boxes (7);
the bottom of the fixed frame (2) is provided with a U-shaped through hole (11), the outlet of the through hole (11) is communicated with the sliding chute (3), the through hole (11) is in clearance fit with the round rod (6), the middle part of the through hole (11) is provided with a water spraying hole (12), and the side wall of the fixed frame (2) is provided with a liquid adding box (13);
the aperture value of the outlet of the water spray hole (12) is smaller than that of the bottom of the water spray hole (12);
the back of the baffle (5) is provided with two guide rods, the surfaces of the guide rods are movably connected with a rectangular frame (14), water absorbing cloth (15) is fixed in the rectangular frame (14), the rectangular frame (14) is made of iron materials, a return spring (16) is fixed between the rectangular frame (14) and the baffle (5), and the left inner side wall and the right inner side wall of the fixed frame (2) are both fixed with magnetic blocks (17);
the water-absorbing cloth (15) is made of water-absorbing sponge and plant fiber;
the air holes (10) are divided into two rows, at least two air holes (10) are formed in each air hole, and acute angles formed between the two rows of air holes (10) and the front surface of the fingerprint lock body (1) are respectively 60 degrees and 45 degrees;
when the fingerprint lock is used, no matter the fingerprint lock is unlocked by adopting a fingerprint unlocking mode or a password unlocking mode, a user mark can be left on the fingerprint lock, a thief usually utilizes the fingerprint unlocking mode or the password unlocking mode to obtain a password according to the user mark, so that the fingerprint lock is unlocked to steal, the fixing frame (2) and other structures are additionally arranged, when the fingerprint lock is used, the baffle (5) can protect the surface of the fingerprint lock body (1), dust can not directly fall on the password keyboard (1a), the cleanness of the password keyboard (1a) is ensured, the adhesion of the dust on the password keyboard (1a) is reduced, the password leakage caused by uneven dust distribution during use is further reduced, meanwhile, the user can extrude the pressing block (9), so that a cavity between the pressing block (9) and the rectangular box (7) is compressed, and air in the cavity is compressed to enter the rectangular box (7), the air entering the rectangular box (7) is sprayed out from the air holes (10), the sprayed air can impact the code keyboard (1a), floating dust adhered to the code keyboard (1a) is blown away, traces left on the code keyboard (1a) by a user are reduced when the clean code keyboard (1a) is used, the possibility of code theft is reduced, and the safety performance of a fingerprint lock is improved, in addition, when the user unlocks the fingerprint, sweat stains of the user are always left at the fingerprint identification module (1b), if the sweat stains are not cleaned, a thief can extract unlocking fingerprints through the sweat stains, so that the fingerprint lock is opened, the safety of the fingerprint lock is greatly reduced, cleaning solution can be added into the liquid adding box (13) through the arrangement of the through holes (11) and the liquid adding box (13), and when the code is used for unlocking, the baffle (5) is moved downwards, in the in-process that removes, round bar (6) of connecting on baffle (5) can enter into through-hole (11), air in round bar (6) can compression through-hole (11), make the cleaning solution in through-hole (11) spout from hole for water spraying (12) after the compressed air extrusion cleaning solution, spun cleaning solution can be washed out fingerprint identification module (1b) position of fingerprint lock, and volatilize under illumination and air combined action, take away the sweat stain on the fingerprint lock, make the fingerprint lock become cleaner, the stolen possibility of fingerprint has been reduced, the safety index of fingerprint lock has been improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910856040.9A CN110454002B (en) | 2019-09-11 | 2019-09-11 | Fingerprint lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910856040.9A CN110454002B (en) | 2019-09-11 | 2019-09-11 | Fingerprint lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110454002A CN110454002A (en) | 2019-11-15 |
| CN110454002B true CN110454002B (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910856040.9A Expired - Fee Related CN110454002B (en) | 2019-09-11 | 2019-09-11 | Fingerprint lock |
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| CN (1) | CN110454002B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN110454002A (en) | 2019-11-15 |
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