CN114433527A

CN114433527A - Biological touch recognition device with high anti-interference performance

Info

Publication number: CN114433527A
Application number: CN202210149853.6A
Authority: CN
Inventors: 张振荣; 徐文杰; 卿国能; 李宁; 农洁
Original assignee: Guangxi University
Current assignee: Guangxi University
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-05-06

Abstract

The invention relates to the technical field of biological touch identification, in particular to a biological touch identification device with high anti-interference performance; through the internally mounted fingerprint identification system of casing, the touch acquisition screen is installed on the casing, be used for gathering the fingerprint, the shower head is installed on the casing, and be close to the touch acquisition screen, through pipe and stock solution bottle intercommunication, be equipped with alcohol solution in the stock solution bottle, the auxiliary assembly provides power for alcohol in the stock solution bottle, make it can flow to the shower head, then spray on the touch acquisition screen through the shower head, be used for clean stain, clean subassembly cooperation alcohol uses, clean around carrying out on the touch acquisition screen, with get rid of the stain, and then can effectively get rid of the stain on the touch acquisition screen, avoid the interference of stain to fingerprint identification, make the recognition effect better.

Description

Biological touch recognition device with high anti-interference performance

Technical Field

The invention relates to the technical field of biological touch identification, in particular to a biological touch identification device with high anti-interference performance.

Background

The biological touch recognition technology is widely applied to the field of human-computer interaction, wherein the fingerprint touch recognition device is widely applied to various aspects of life, such as fingerprint door locks, fingerprint collectors and the like.

The fingerprint collector is a precise electronic instrument for identifying the identity by utilizing the characteristics of different human fingerprints, and the working principle comprises four functions of collecting fingerprint images, extracting fingerprint characteristics, storing data and comparing fingerprints.

However, most fingerprint collectors are used by more than one user, and a plurality of users can leave stains on the touch recognizer after being used for a long time, and the existing equipment is not provided with a cleaning device, so that the collection effect of fingerprints can be interfered by the stains accumulated for a long time, and the recognition effect is reduced.

Disclosure of Invention

The invention aims to provide a biological touch recognition device with high anti-interference performance, and aims to solve the technical problems that stains can be left on a touch recognizer in the prior art, a cleaning device is not arranged in the prior art, and the collection effect of fingerprints can be interfered by the stains accumulated for a long time, so that the recognition effect is reduced.

In order to achieve the purpose, the biological touch recognition device with high anti-interference performance comprises a shell, a touch acquisition screen, a spray header, a liquid storage bottle, an auxiliary component and a cleaning component, wherein the touch acquisition screen is arranged on the shell;

touch acquisition screen with casing fixed connection, and be located one side of casing, the shower head with casing fixed connection, and be located the casing is close to one side of touch acquisition screen, the stock solution bottle pass through the pipe with the shower head intercommunication, and be located the outside of casing, the auxiliary assembly with the connection can be dismantled to the stock solution bottle, clean subassembly with the casing rotates to be connected.

Install fingerprint identification control system in the casing, the touch acquisition screen is fixed on the casing for gather the fingerprint, the shower head is installed the casing is close to one side of touch acquisition screen, through the pipe with the stock solution bottle intercommunication, the stock solution bottle is located the outside of casing to be equipped with alcohol, auxiliary assembly does alcohol in the stock solution bottle provides power, then leans on the shower head sprays on the touch acquisition screen, play clean effect to the stain, clean subassembly is through cleaning the touch acquisition screen effectively gets rid of the stain, avoids the interference of stain to fingerprint identification.

The auxiliary assembly comprises an installation plate and a power component, wherein the installation plate is fixedly connected with the shell and is positioned on one side of the shell, which is far away from the touch acquisition screen; the power member is detachably connected with the mounting plate.

The mounting panel is fixed the outside of casing is used for the installation the stock solution bottle, the while installation the power component, the power component does alcohol in the stock solution bottle provides power.

The power component comprises a micro air pump and a valve, and the micro air pump is clamped with the mounting plate and is positioned on one side of the mounting plate, which is far away from the shell; the valve is positioned between the spray header and the liquid storage bottle.

The miniature air pump is installed on the mounting panel, and through the pipe with the stock solution bottle intercommunication is towards the stock solution bottle is delivered gas, utilizes atmospheric pressure to do alcohol in the stock solution bottle provides power, and then can spray on the touch acquisition screen, the valve is used for control opening and closing of stock solution bottle.

The cleaning assembly comprises a rotating screw rod and a sliding block, and the rotating screw rod is rotatably connected with the shell and is positioned in the shell; the sliding block is rotatably connected with the rotating screw rod and is positioned on one side of the rotating screw rod, which is far away from the shell.

The rotating screw rod is arranged in the shell, is matched with the shell, can rotate in the shell, is driven by a micro motor to rotate, and is in threaded fit with the rotating screw rod relatively, and moves back and forth on the rotating screw rod along with the forward rotation and the reverse rotation of the rotating screw rod.

The cleaning assembly further comprises a hook and loop fastening surface and a hook and loop fastening rough surface, and the hook and loop fastening surface is fixedly connected with the sliding block and is positioned on one side of the sliding block, which is far away from the rotating screw rod; the hook and loop fastener rough surface is detachably connected with the hook and loop fastener hook surface and is positioned on one side of the hook and loop fastener hook surface, which is far away from the sliding block.

The hook-and-loop fastener is characterized in that the hook-and-loop fastener surface is fixed on the sliding block and moves back and forth along with the sliding block, and the hook-and-loop fastener rough surface is bonded on the hook-and-loop fastener surface.

The cleaning assembly further comprises a cleaning brush, and the cleaning brush is fixedly connected with the hook and loop fastener rough surface and is located on one side, far away from the hook and loop fastener hook surface, of the hook and loop fastener rough surface.

The quantity of slider is 2 at least, respectively relative distribution be in the both sides of touch acquisition screen, and then the magic tape hair side has been sewed up respectively at the both ends of cleaning brush, then through the adhesion of magic tape hair side with the magic subsides, will the cleaning brush sets up between two the slider, and press close to the top of touch acquisition screen, when the cleaning brush followed the slider removes, to the touch acquisition screen clean from beginning to end to remove the smudge.

The high anti-interference biological touch recognition device further comprises an anti-slip pad, wherein the anti-slip pad is fixedly connected with the shell and is positioned at the bottom of the shell.

The protection pad is made of rubber materials and is installed at the bottom of the shell and the installation plate, and the shell and the installation plate are prevented from being directly touched with hard objects.

According to the biological touch recognition device with high anti-interference performance, the fingerprint recognition system is installed inside the shell, the touch acquisition screen is installed on the shell and used for acquiring fingerprints, the spray head is installed on the shell and close to the touch acquisition screen and is communicated with the liquid storage bottle through the guide pipe, the liquid storage bottle is filled with alcohol solution, the auxiliary component provides power for alcohol in the liquid storage bottle, the alcohol can flow to the spray head and then is sprayed on the touch acquisition screen through the spray head and used for cleaning stains, the cleaning component is matched with the alcohol for use, and the front and back wiping is performed on the touch acquisition screen to remove the stains, so that the stains on the touch acquisition screen can be effectively removed, the interference of the stains on fingerprint recognition is avoided, and the recognition effect is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a high interference immunity biological touch recognition device according to the present invention.

FIG. 2 is a schematic diagram of the construction of the power unit of the present invention.

Figure 3 is a schematic view of the structure of the cleaning assembly of the present invention.

Fig. 4 is an enlarged view of fig. 1 at a of the present invention.

Fig. 5 is an enlarged view of the invention at B of fig. 3.

Figure 6 is a sectional view of the fixing frame of the invention.

The cleaning device comprises a shell 1, a touch acquisition screen 2, a spray head 3, a liquid storage bottle 4, an anti-slip pad 5, a mounting lug 6, an auxiliary assembly 10, a mounting plate 11, a power component 12, a cleaning assembly 20, a rotating screw rod 21, a sliding block 22, a hook and loop fastening surface 23, a hook and loop fastening surface 24, a hook and loop fastening surface 25, a cleaning brush 25, a biological touch recognition device with high anti-interference performance 100, a miniature air pump 121, a valve 122, an air pipe 123, an air valve 124, a fixed frame 251, a sliding frame 252 and a hairbrush layer 253.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 6, the present invention provides a high anti-interference biological touch recognition device 100, which includes a housing 1, a touch collecting screen 2, a shower head 3, a liquid storage bottle 4, an auxiliary component 10 and a cleaning component 20;

touch acquisition screen 2 with 1 fixed connection of casing, and be located one side of casing 1, shower head 3 with 1 fixed connection of casing, and be located casing 1 is close to one side of touch acquisition screen 2, stock solution bottle 4 through the pipe with 3 intercommunications of shower head, and be located the outside of casing 1, auxiliary assembly 10 with the connection can be dismantled to stock solution bottle 4, clean subassembly 20 with casing 1 rotates to be connected.

In this embodiment, the fingerprint recognition system is installed inside the housing 1, the touch capture screen 2 is fixed on the housing 1, electrically connected to the fingerprint recognition system inside the housing 1, and is configured to collect user fingerprint information and transmit the user fingerprint information to the fingerprint recognition system, so as to realize fingerprint touch recognition, the spray head 3 adopts a micro atomization nozzle with model number M14, and is installed on the housing 1, and is close to the touch capture screen 2, and is located above the touch capture screen 2, the liquid storage bottle 4 is located outside the housing 1, penetrates through the housing 1 through a conduit, and is communicated with the spray head 3, and the liquid storage bottle 4 is filled with an alcohol solution, the auxiliary component 10 provides power for alcohol in the liquid storage bottle 4, so that the alcohol is input into the spray head 3, and then is sprayed onto the touch capture screen 2 from the spray head 3, with this cleanness the stain on the touch acquisition screen 2 plays the disinfection effect simultaneously, clean subassembly 20 is in clean around going on the touch acquisition screen 2 to this cleans of carrying out the stain, and then can effectively get rid of the stain, avoids the stain to fingerprint identification's interference, improves the recognition effect.

Further, referring to fig. 1 and fig. 2, the auxiliary assembly 10 includes a mounting plate 11 and a power member 12, where the mounting plate 11 is fixedly connected to the housing 1 and is located on a side of the housing 1 away from the touch capture screen 2; the power member 12 is detachably connected to the mounting plate 11.

Further, referring to fig. 1 and fig. 2, the power member 12 includes a micro air pump 121 and a valve 122, the micro air pump 121 is engaged with the mounting plate 11 and is located on a side of the mounting plate 11 away from the housing 1; the valve 122 is located between the spray header 3 and the liquid storage bottle 4.

Further, referring to fig. 2 and 4, the power member 12 further includes an air duct 123 and an air valve 124, the air duct 123 is communicated with the micro air pump 121 and is located at a side of the housing 1 close to the shower head 3; the air valve 124 is located between the air pipe 123 and the micro air pump 121.

In this embodiment, the mounting plate 11 is fixed to the outside of the housing 1, and is configured to support the liquid storage bottle 4, so that the liquid storage bottle 4 is engaged with the mounting plate 11, and is convenient to use, the micro air pump 121, having a model of TC-20T, is mounted on the mounting plate 11, and is communicated with the liquid storage bottle 4 through a conduit, and is powered on to operate, so as to input air into the liquid storage bottle 4, and further input internal alcohol into the shower head 3 due to a change in air pressure in the liquid storage bottle 4, so as to achieve shower cleaning, the electromagnetic valve 122, having a model of XD81X, is mounted on the conduit between the liquid storage bottle 4 and the shower head 3, and is controlled by the control system to open and close, so as to limit shower, and avoid injecting too much alcohol, thereby achieving a protective effect, one end of the air pipe 123 is communicated with the micro air pump 121, and the other end penetrates through the housing 1, the air valve 124 is H76X, is mounted on the air pipe 123, is controlled by a control system to open and close, and is used for controlling the conveying of the air pipe 123, the miniature air pump 121 conveys air to the air pipe 123, the air pipe 123 supplies air to the touch acquisition screen 2 to blow away dust on the touch acquisition screen 2, and meanwhile, the volatilization of alcohol is accelerated, so that the cleaning effect is better, the interference of stains on touch identification is reduced, and the identification effect is better.

Further, referring to fig. 3 and 5, the cleaning assembly 20 includes a rotating screw 21 and a sliding block 22, the rotating screw 21 is rotatably connected to the housing 1 and is located inside the housing 1; the sliding block 22 is rotatably connected with the rotary screw rod 21 and is positioned on one side of the rotary screw rod 21 far away from the shell 1.

Further, referring to fig. 4 and 5, the cleaning assembly 20 further includes a hook and loop fastener surface 23 and a hook and loop fastener surface 24, the hook and loop fastener surface 23 is fixedly connected to the sliding block 22 and is located on one side of the sliding block 22 away from the rotating screw rod 21; the hook and loop fastener matt surface 24 is detachably connected with the hook and loop fastener hook surface 23 and is located on one side of the hook and loop fastener hook surface 23 far away from the sliding block 22.

Further, referring to fig. 3, 4, 5 and 6, the cleaning assembly 20 further includes a cleaning brush 25, and the cleaning brush 25 is fixedly connected to the hook and loop fastener surface 24 and is located on a side of the hook and loop fastener surface 24 away from the hook and loop fastener surface 23.

In this embodiment, the rotating screw rods 21 are installed inside the housing 1, two ends of each rotating screw rod are matched with the housing 1, the rotating screw rods can rotate in the housing 1, the micro motor drives the rotating screw rods 21 to rotate, the number of the rotating screw rods 21 is 2, the rotating screw rods are respectively distributed on two sides of the touch acquisition screen 2 in parallel, and a waterproof device is arranged between the rotating screw rods and a fingerprint identification system inside the housing 1, so that alcohol is prevented from leaking into the housing 1 through the touch acquisition screen 2; the slider 22 and the relative screw thread cooperation setting of rotation lead screw 21, according to the corotation and the reversal of rotation lead screw 21, move back and forth on the rotation lead screw 21, magic subsides hook face 23 is fixed on the slider 22, follows the slider 22 back-and-forth movement, magic tape matt surface 24 bonds on magic subsides hook face 23, cleaning brush 25 both ends with magic tape matt surface 24 bonding is fixed, and is pressed close to the upper surface wall of touch acquisition screen 2, follows the slider 22 back-and-forth movement, will touch acquisition screen 2 cleans from beginning to end to get rid of the stain, and utilize the magic subsides to assemble, the dismantlement of being convenient for is changed, is favorable to improving clean effect, effectively carries out the scrubbing, reduces the interference of stain to touch identification, makes the recognition effect better.

Further, referring to fig. 6, the cleaning brush 25 includes a fixing frame 251, a sliding frame 252 and a brush layer 253, wherein the fixing frame 251 is fixedly connected to the hook and loop surface 24 and is located on a side of the hook and loop surface 24 away from the hook and loop surface 23; the sliding frame 252 is connected with the fixed frame 251 in a sliding manner and is located below the fixed frame 251; the brush layer 253 is fixedly connected with the sliding frame 252 and is located on one side of the sliding frame 252 far away from the fixing frame 251.

In this embodiment, two ends of the fixing frame 251 are respectively bonded and fixed with the magic tape brush surface 24, so that the fixing frame 251 is fixed above the touch capture screen 2, the sliding frame 252 has a protrusion, the fixing frame 251 has a groove matched with the protrusion, so that the sliding frame 252 can slide up and down in the fixing frame 251, the bottom of the sliding frame 252 is bonded and fixed with the brush layer 253, the brush layer 253 is made into a brush shape by using flexible materials such as absorbent cotton and flexible rubber, and is attached to the upper surface of the touch capture screen 2, when the slider 22 moves, the brush layer 253 is driven to move, and the upper wall of the touch capture screen 2 is wiped to remove stains, wherein the sliding frame 252 and the fixing frame 251 adopt a sliding and telescoping structure, and the brush layer 253 is always attached to the touch capture screen 2 downwards due to gravity, simultaneously, when meetting the barrier, brush layer 253 can be more nimble move on the touch acquisition screen 2, and then laminating that can be better touch acquisition screen 2 cleans cleanly, is favorable to improving clean effect, effectively carries out the scrubbing, reduces the interference of stain to touch identification, makes recognition effect better.

Further, referring to fig. 2, the high anti-interference biological touch recognition device 100 further includes a non-slip mat 5, and the non-slip mat 5 is fixedly connected to the housing 1 and is located at the bottom of the housing 1.

In this embodiment, the non-slip mat 5 is made of rubber and fixed at the bottom of the housing 1 and the mounting plate 11, so as to prevent the housing 1 and the mounting plate 11 from directly touching hard objects, protect the housing 1 and the mounting plate 11, and prolong the service life of the non-slip mat.

Further, referring to fig. 1 and fig. 2, the high anti-interference biological touch recognition device 100 further includes a mounting ear 6, and the mounting ear 6 is fixedly connected to the housing 1 and is located at the bottom of the housing 1.

In this embodiment, the quantity of installation ear 6 is a plurality ofly, fixes respectively casing 1 with the bottom of mounting panel 11, the user of being convenient for passes through installation ear 6 will casing 1 with mounting panel 11 is fixed on other carriers, and convenient to use impels user experience to feel better.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A biological touch recognition device with high anti-interference performance is characterized by comprising a shell, a touch acquisition screen, a spray header, a liquid storage bottle, an auxiliary component and a cleaning component;

2. The high tamper-resistant biological touch recognition device of claim 1,

the auxiliary assembly comprises an installation plate and a power component, the installation plate is fixedly connected with the shell and is positioned on one side of the shell, which is far away from the touch acquisition screen; the power member is detachably connected with the mounting plate.

3. The high tamper-resistant biological touch recognition device of claim 2,

4. The high tamper-resistant biological touch recognition device of claim 1,

5. The high tamper-resistant biological touch recognition device of claim 4,

6. The high tamper-resistant biological touch recognition device of claim 5,

the cleaning assembly further comprises a cleaning brush, and the cleaning brush is fixedly connected with the hook and loop fastener rough surface and is located on one side, away from the hook and loop fastener hook surface, of the hook and loop fastener rough surface.

7. The high tamper-resistant biological touch recognition device of claim 1,