CN110647869A - Dust-proof fingerprint identification device with good protection effect - Google Patents
Dust-proof fingerprint identification device with good protection effect Download PDFInfo
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- CN110647869A CN110647869A CN201911009453.XA CN201911009453A CN110647869A CN 110647869 A CN110647869 A CN 110647869A CN 201911009453 A CN201911009453 A CN 201911009453A CN 110647869 A CN110647869 A CN 110647869A
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- rod
- main body
- push
- fixed
- push rod
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1329—Protecting the fingerprint sensor against damage caused by the finger
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to a dustproof fingerprint identification device with good protection effect, which comprises a main body, a display screen, an identifier, a mounting groove and a connecting groove, wherein the main body is in a cuboid shape, the mounting groove is arranged at the top of the main body, the display screen is arranged in the mounting groove, the connecting groove is arranged at one side of the main body, the identifier is positioned in the main body, one side of the identifier is arranged in the connecting groove and matched with the connecting groove, the identifier is connected with the connecting groove in a sliding and sealing manner, the top of the main body is provided with a protection mechanism, a telescopic mechanism is arranged in the main body, the telescopic mechanism comprises a push plate, an electromagnet and two reset components, the reset components comprise a guide rod, a first spring, a limiting block and a mounting hole, and the dustproof fingerprint identification device with good protection effect realizes the function of protecting the display screen through the protection mechanism, and the dustproof function is realized through the telescopic mechanism.
Description
Technical Field
The invention relates to the field of biological identification equipment, in particular to a dustproof fingerprint identification device with a good protection effect.
Background
The biometric identification technology is that a computer is closely combined with high-tech means such as optics, acoustics, biosensors and the principle of biometrics, and the inherent physiological characteristics (such as fingerprints, face images, irises and the like) and behavior characteristics (such as handwriting, voice, gait and the like) of a human body are utilized to identify the identity of a person, wherein the fingerprint attendance machine is one of biometric identification devices and is one of devices for identifying the identity through fingerprints.
Present fingerprint attendance machine is because fingerprint identification ware exposes outside in the use, and the surface can be infected with more impurity, like sweat stain, dust etc. and impurity can influence fingerprint identification's accuracy, moreover, fingerprint attendance machine's display screen is comparatively fragile, easily receives the exogenic action for damaging, has reduced protectiveness.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the dustproof fingerprint identification device with good protection effect is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a dustproof fingerprint identification device with good protection effect comprises a main body, a display screen, an identifier, a mounting groove and a connecting groove, wherein the main body is cuboid in shape, the mounting groove is formed in the top of the main body, the display screen is mounted in the mounting groove, the connecting groove is formed in one side of the main body, the identifier is located in the main body, one side of the identifier is arranged in the connecting groove and matched with the connecting groove, the identifier is connected with the connecting groove in a sliding and sealing mode, a protection mechanism is arranged on the top of the main body, and a telescopic mechanism is arranged in the main body;
the telescopic mechanism comprises a push plate, an electromagnet and two reset components, the push plate is parallel to one side of the main body, which is provided with a connecting groove, the identifier is fixed on one side of the push plate, which is close to the connecting groove, the electromagnet is abutted against and is arranged opposite to the other side of the push plate, the push plate is the magnet, the reset components are arranged on the push plate, and the identifier is positioned between the two reset components;
the reset assembly comprises a guide rod, a first spring, a limiting block and a mounting hole, the guide rod is perpendicular to the push plate, the mounting hole is formed in the push plate, the mounting hole and the guide rod are coaxially arranged, the guide rod penetrates through the mounting hole, the guide rod is in sliding connection with the inner wall of the mounting hole, one end of the guide rod is fixed on the inner wall of the main body on one side provided with the connecting groove, the limiting block is fixed at the other end of the guide rod, the limiting block abuts against the push plate, and one side, far away from the limiting block, of the push plate is connected with the inner wall of the main body on one side;
the protection mechanism comprises a sealing plate, a rotating shaft, a bearing, a connecting rod, a push rod, a power rod and a transmission assembly, wherein the sealing plate is parallel to the top of the main body and matched with the mounting groove, the sealing plate is covered on the display screen, the connecting rod is parallel to the guide rod and positioned on one side of the sealing plate away from the connecting groove, one end of the connecting rod is fixed on the sealing plate, the outer ring of the bearing is fixed at the other end of the connecting rod, the rotating shaft is parallel to the sealing plate, the axis of the rotating shaft is perpendicular to and intersected with the axis of the connecting rod, the inner ring of the bearing is mounted on the rotating shaft, the two ends of the rotating shaft are both fixed at the top of the main body, the connecting rod is provided with a sliding groove, the power rod is arranged in the sliding groove, the power rod is, the push rod is perpendicular to the sealing plate, penetrates through the through hole and is in sliding connection with the inner wall of the through hole, the push rod is located between the bearing and the sealing plate and is fixedly connected with one end of the power rod, the bottom end of the push rod is connected with the push plate through the transmission assembly, and the transmission assembly drives the push rod to move axially along the push rod.
As preferred, in order to realize the function that the push rod removed, drive assembly includes first fixed pulley, second fixed pulley, connecting wire, second spring and solid fixed ring, gu fixed ring sets up with the push rod is coaxial, the push rod passes solid fixed ring, push rod and solid fixed ring fixed connection, gu fixed ring's one side that is close to the connecting rod is connected through the top in second spring and the main part, the second spring is in tensile state, the bottom at the push rod is fixed to the one end of connecting wire, the other end of connecting wire is fixed in the one side of keeping away from the electro-magnet of push pedal around first fixed pulley and second fixed pulley in proper order, first fixed pulley is located one side of push pedal that is close to the electro-magnet and is located the below of push rod, the second fixed pulley is fixed on the inner wall that is equipped.
Preferably, in order to improve the reliability of pulling the push rod by the connecting wire, the connecting wire is a steel wire rope.
Preferably, the guide bar is coated with a lubricating oil in order to reduce friction between the guide bar and the inner wall of the mounting hole.
Preferably, the sealing plate is made of rubber to reduce the impact force when the sealing plate abuts against the main body.
Preferably, in order to improve the degree of automation, an infrared sensor is arranged at the top of the main body, a PLC is arranged in the main body, and the infrared sensor and the electromagnet are electrically connected with the PLC.
Preferably, in order to prolong the service life of the push rod, the push rod is provided with an anti-corrosion zinc coating.
Preferably, the top of the sealing plate is provided with a solar panel for energy saving.
Preferably, in order to facilitate the installation of the guide rod, the guide rod is provided with a chamfer.
Preferably, in order to improve the heat dissipation effect, the push rod is provided with heat-conducting silica gel.
The dustproof fingerprint identification device with the good protection effect has the advantages that the function of protecting the display screen is achieved through the protection mechanism, compared with the existing protection mechanism, the protection mechanism and the identifier move synchronously, the practicability is higher, not only is the dustproof function achieved through the telescopic mechanism, but also the function of preventing dust is achieved through the telescopic mechanism, compared with the existing telescopic mechanism, the telescopic mechanism drives the identifier to move, the purpose that impurities on the identifier are scraped through the inner wall of the connecting groove is achieved, and the cost performance is higher.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a dustproof fingerprint identification device with good protection effect according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is an enlarged view of section C of FIG. 1;
in the figure: 1. the solar panel comprises a main body, 2, a display screen, 3, a recognizer, 4, a push plate, 5, an electromagnet, 6, a guide rod, 7, a first spring, 8, a limiting block, 9, a sealing plate, 10, a rotating shaft, 11, a bearing, 12, a connecting rod, 13, a push rod, 14, a power rod, 15, a first fixed pulley, 16, a second fixed pulley, 17, a connecting wire, 18, a second spring, 19, a fixing ring, 20, an infrared sensor and 21, and a solar panel.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a dustproof fingerprint identification device with good protection effect comprises a main body 1, a display screen 2, an identifier 3, a mounting groove and a connecting groove, wherein the main body 1 is cuboid, the mounting groove is formed in the top of the main body 1, the display screen 2 is mounted in the mounting groove, the connecting groove is formed in one side of the main body 1, the identifier 3 is located in the main body 1, one side of the identifier 3 is arranged in the connecting groove and matched with the connecting groove, the identifier 3 is connected with the connecting groove in a sliding and sealing manner, a protection mechanism is arranged on the top of the main body 1, and a telescopic mechanism is arranged in the main body 1;
the user presses the finger and realizes fingerprint identification on recognizer 3 to show identification information through display screen 2, here, the effect that sets up telescopic machanism is that drive recognizer 3 removes in the spread groove, and the effect that sets up protection machanism is the function of realizing protection display screen 2.
As shown in fig. 2, the telescopic mechanism includes a push plate 4, an electromagnet 5 and two reset components, the push plate 4 is parallel to one side of the main body 1 provided with a connecting groove, the identifier 3 is fixed on one side of the push plate 4 close to the connecting groove, the electromagnet 5 is abutted against and arranged opposite to the other side of the push plate 4, the push plate 4 is a magnet, the reset components are arranged on the push plate 4, and the identifier 3 is located between the two reset components;
the reset assembly comprises a guide rod 6, a first spring 7, a limiting block 8 and a mounting hole, the guide rod 6 is perpendicular to the push plate 4, the mounting hole is formed in the push plate 4, the mounting hole and the guide rod 6 are coaxially arranged, the guide rod 6 penetrates through the mounting hole, the guide rod 6 is in sliding connection with the inner wall of the mounting hole, one end of the guide rod 6 is fixed on the inner wall of the main body 1 on one side provided with a connecting groove, the limiting block 8 is fixed at the other end of the guide rod 6, the limiting block 8 abuts against the push plate 4, and one side, far away from the limiting block 8, of the push plate 4 is connected with the inner wall of the main body 1 on one side provided;
electromagnet 5 circular telegram, the effort that produces mutual repulsion between the push pedal 4 that makes electromagnet 5 and magnet material, thereby make push pedal 4 remove on guide arm 6 and promote recognizer 3 and remove in the spread groove, and make recognizer 3 remove to the outside of main part 1, convenient to use person presses the finger on recognizer 3, the removal of push pedal 4 still drives first spring 7 compression, after electromagnet 5 outage, make push pedal 4 reset under the elastic action of first spring 7, and drive recognizer 3 and reset, through removing recognizer 3 to main part 1 in, can avoid the device dust during not using to drop on recognizer 3, dustproof effect has been played, simultaneously, through the removal of recognizer 3 in the spread groove, can make the inner wall of spread groove scrape the impurity on recognizer 3, avoid impurity influence discernment precision.
As shown in fig. 3, the protection mechanism includes a sealing plate 9, a rotating shaft 10, a bearing 11, a connecting rod 12, a push rod 13, a power rod 14 and a transmission assembly, the sealing plate 9 is parallel to the top of the main body 1 and is matched with the mounting groove, the sealing plate 9 is covered on the display screen 2, the connecting rod 12 is parallel to the guide rod 6 and is located on one side of the sealing plate 9 away from the connecting groove, one end of the connecting rod 12 is fixed on the sealing plate 9, the outer ring of the bearing 11 is fixed on the other end of the connecting rod 12, the rotating shaft 10 is parallel to the sealing plate 9, the axis of the rotating shaft 10 is perpendicular to and intersects with the axis of the connecting rod 12, the inner ring of the bearing 11 is mounted on the rotating shaft 10, both ends of the rotating shaft 10 are fixed on the top of the main body 1, the connecting rod 12 is provided with a sliding, the power rod 14 is matched with the sliding groove and is in sliding connection with the sliding groove, a through hole is formed in the top of the main body 1, the push rod 13 is perpendicular to the sealing plate 9, the push rod 13 penetrates through the through hole, the push rod 13 is in sliding connection with the inner wall of the through hole, the push rod 13 is located between the bearing 11 and the sealing plate 9, the push rod 13 is fixedly connected with one end of the power rod 14, the bottom end of the push rod 13 is connected with the push plate 4 through a transmission assembly, and the transmission assembly drives the push rod 13 to move along the axial direction of the push rod 13.
Push pedal 4 towards keeping away from 5 directions's of electro-magnet removal through drive assembly messenger push rod 13 rebound, thereby make power rod 14 remove and promote connecting rod 12 to drive axis of rotation 10 and rotate under bearing 11's supporting role, thereby make the friction plate rotate towards keeping away from the mounting groove direction, the person of facilitating the use reads the information on the display screen 2, after push pedal 4 resets, drive push rod 13 through drive assembly resets, can so that closing plate 9 resets, make closing plate 9 cover display screen 2, avoid display screen 2 to receive exogenic action and damage, the effect of protection has been realized.
As shown in fig. 4, the transmission assembly includes a first fixed pulley 15, a second fixed pulley 16, a connecting line 17, a second spring 18 and a fixed ring 19, the fixing ring 19 is arranged coaxially with the push rod 13, the push rod 13 passes through the fixing ring 19, the push rod 13 is fixedly connected with a fixed ring 19, one side of the fixed ring 19, which is close to the connecting rod 12, is connected with the top in the main body 1 through a second spring 18, the second spring 18 is in a stretching state, one end of the connecting wire 17 is fixed at the bottom end of the push rod 13, the other end of the connecting wire 17 sequentially rounds the first fixed pulley 15 and the second fixed pulley 16 and is fixed on one side of the push plate 4 far away from the electromagnet 5, the first fixed pulley 15 is positioned on one side of the push plate 4 close to the electromagnet 5 and below the push rod 13, and the second fixed pulley 16 is fixed on the inner wall of the main body 1 on one side provided with the connecting groove.
When the push plate 4 moves towards the direction far away from the electromagnet 5, the connecting wire 17 is loosened, the push rod 13 moves under the elastic action of the second spring 18, and after the push plate 4 resets, the connecting wire 17 is pulled by the push plate 4, so that the connecting wire 17 pulls the push rod 13 to reset, and the function of driving the push rod 13 to move is realized.
Preferably, the connection line 17 is a wire rope in order to improve the reliability of the connection line 17 pulling the push rod 13.
The steel wire rope has the characteristics of high strength, difficulty in breaking and the like, so that the reliability of the connecting wire 17 can be improved.
Preferably, the guide bar 6 is coated with a lubricating oil in order to reduce the friction between the guide bar 6 and the inner wall of the mounting hole.
The lubricating oil has the function of reducing the friction force between the guide rod 6 and the inner wall of the mounting hole and improving the moving fluency of the push plate 4.
Preferably, the sealing plate 9 is made of rubber to reduce the impact force when the sealing plate 9 abuts against the main body 1.
The rubber texture is comparatively soft, can reduce the closing plate 9 and main part 1 and support the impact force when leaning on, has played the effect of buffering and damping.
Preferably, in order to improve the degree of automation, an infrared sensor 20 is disposed on the top of the main body 1, a PLC is disposed in the main body 1, and both the infrared sensor 20 and the electromagnet 5 are electrically connected to the PLC.
The PLC, namely a programmable logic controller, which adopts a programmable memory for storing programs therein, executes instructions facing users such as logic operation, sequence control, timing, counting, arithmetic operation and the like, and controls various types of machinery or production processes through digital or analog input and output, is essentially a computer special for industrial control, has basically the same hardware structure as a microcomputer, is generally used for data processing and instruction receiving and output and is used for realizing central control, when a user approaches the device, an infrared sensor 20 detects signals and transmits the signals to the PLC, the PLC controls an electromagnet 5 to be electrified, and when an identifier 3 identifies fingerprint information, the identifier 3 sends the signals to the PLC, and the PLC controls the electromagnet 5 to be powered off, thereby improving the automation degree.
Preferably, in order to prolong the service life of the push rod 13, the push rod 13 is provided with an anti-corrosion zinc coating.
The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of push rod 13, prolongs the life of push rod 13.
Preferably, a solar panel 21 is provided on the top of the sealing plate 9 for energy saving.
The solar panel 21 can absorb light to realize photovoltaic power generation, and the generated energy can provide the device for operation, so that energy conservation is realized.
Preferably, in order to facilitate the installation of the guide rod 6, the guide rod 6 is provided with a chamfer.
The chamfer angle is used for reducing the caliber of the guide rod 6 when the guide rod passes through the mounting hole, and the effect of convenient mounting is achieved.
Preferably, in order to improve the heat dissipation effect, the push rod 13 is provided with heat-conducting silica gel.
The function of heat conduction silica gel is the heat of being convenient for in the push rod 13 absorption main part 1 and discharge, promotes the radiating effect.
During the use of the device, the electromagnet 5 is electrified to generate mutually repulsive acting force between the electromagnet 5 and the push plate 4 made of the magnet material, so that the push plate 4 moves on the guide rod 6 and pushes the recognizer 3 to move in the connecting groove, the recognizer 3 moves to the outside of the main body 1, a user can conveniently press fingers on the recognizer 3, the movement of the push plate 4 also drives the first spring 7 to compress, meanwhile, the movement of the push plate 4 releases the connecting wire 17, so that the push rod 13 rises under the elastic action of the second spring 18, the power rod 14 moves in the sliding groove and pushes the connecting rod 12 to drive the rotating shaft 10 to rotate under the supporting action of the bearing 11, so that the friction plate rotates towards the direction far away from the mounting groove, the user can conveniently read information on the display screen 2, after the electromagnet 5 is powered off, the push plate 4 is reset under the elastic action of the first spring 7, and drive recognizer 3 and reset, through removing recognizer 3 to main part 1 in, can avoid the device dust during not using to drop on recognizer 3, dustproof effect has been played, and simultaneously, through the removal of recognizer 3 in the spread groove, can make the inner wall of spread groove scrape down the impurity on recognizer 3, avoid impurity influence discernment precision, and simultaneously, the connecting wire 17 is still pulled in the restoration of push pedal 4, make connecting wire 17 pulling push rod 13 reset, can make closing plate 9 reset, make closing plate 9 cover display screen 2, avoid display screen 2 to receive exogenic action and damage, the effect of protection has been realized.
Compared with the prior art, this dustproof fingerprint identification device that protecting effect is good has realized the function of protection display screen 2 through protection machanism, compare with current protection machanism, this protection machanism realizes synchronous motion with recognizer 3, and the practicality is stronger, moreover, still realize dirt-proof function through telescopic machanism, compare with current telescopic machanism, this telescopic machanism passes through 3 removals of drive recognizer, has still realized scraping the impurity on recognizer 3 through the inner wall of spread groove, and the price/performance ratio is higher.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A dustproof fingerprint identification device with a good protection effect comprises a main body (1), a display screen (2), an identifier (3), a mounting groove and a connecting groove, wherein the main body (1) is cuboid in shape, the mounting groove is formed in the top of the main body (1), the display screen (2) is mounted in the mounting groove, the connecting groove is formed in one side of the main body (1), the identifier (3) is located in the main body (1), one side of the identifier (3) is arranged in the connecting groove and matched with the connecting groove, and the identifier (3) is connected with the connecting groove in a sliding and sealing mode;
the telescopic mechanism comprises a push plate (4), an electromagnet (5) and two reset components, the push plate (4) is parallel to one side, provided with a connecting groove, of the main body (1), the identifier (3) is fixed on one side, close to the connecting groove, of the push plate (4), the electromagnet (5) is abutted against the other side of the push plate (4) and is arranged opposite to the other side of the push plate (4), the push plate (4) is the magnet, the reset components are arranged on the push plate (4), and the identifier (3) is located between the two reset components;
the reset assembly comprises a guide rod (6), a first spring (7), a limiting block (8) and a mounting hole, the guide rod (6) is perpendicular to the push plate (4), the mounting hole is formed in the push plate (4), the mounting hole and the guide rod (6) are coaxially arranged, the guide rod (6) penetrates through the mounting hole, the guide rod (6) is in sliding connection with the inner wall of the mounting hole, one end of the guide rod (6) is fixed on the inner wall of the main body (1) on one side provided with the connecting groove, the limiting block (8) is fixed at the other end of the guide rod (6), the limiting block (8) is abutted against the push plate (4), and one side, far away from the limiting block (8), of the push plate (4) is connected with the inner wall of the main body (1) on one side provided with the connecting groove through the;
the protection mechanism comprises a sealing plate (9), a rotating shaft (10), a bearing (11), a connecting rod (12), a push rod (13), a power rod (14) and a transmission assembly, wherein the sealing plate (9) is parallel to the top of the main body (1) and matched with the mounting groove, the sealing plate (9) is covered on the display screen (2), the connecting rod (12) is parallel to the guide rod (6) and is positioned on one side of the sealing plate (9) far away from the connecting groove, one end of the connecting rod (12) is fixed on the sealing plate (9), the outer ring of the bearing (11) is fixed at the other end of the connecting rod (12), the rotating shaft (10) is parallel to the sealing plate (9), the axis of the rotating shaft (10) is perpendicular to and intersected with the axis of the connecting rod (12), the inner ring of the bearing (11) is arranged on the rotating shaft (10), and two ends of the rotating shaft (10) are, be equipped with the sliding tray on connecting rod (12), power rod (14) set up in the sliding tray, power rod (14) are parallel with axis of rotation (10), power rod (14) match and sliding connection with the sliding tray, the top of main part (1) is equipped with the through-hole, push rod (13) are perpendicular with closing plate (9), the through-hole is passed in push rod (13), the inner wall sliding connection of push rod (13) and through-hole, push rod (13) are located between bearing (11) and closing plate (9), the one end fixed connection of push rod (13) and power rod (14), the bottom of push rod (13) is passed through drive assembly and is connected with push pedal (4), drive assembly drive push rod (13) are along the axial displacement of push rod (13).
2. The dustproof fingerprint identification device with good protection effect as claimed in claim 1, wherein the transmission assembly comprises a first fixed pulley (15), a second fixed pulley (16), a connecting line (17), a second spring (18) and a fixed ring (19), the fixed ring (19) and the push rod (13) are coaxially arranged, the push rod (13) passes through the fixed ring (19), the push rod (13) and the fixed ring (19) are fixedly connected, one side of the fixed ring (19) close to the connecting rod (12) is connected with the top of the main body (1) through the second spring (18), the second spring (18) is in a stretching state, one end of the connecting line (17) is fixed at the bottom end of the push rod (13), the other end of the connecting line (17) sequentially rounds the first fixed pulley (15) and the second fixed pulley (16) and is fixed at one side of the push plate (4) far away from the electromagnet (5), the first fixed pulley (15) is positioned on one side, close to the electromagnet (5), of the push plate (4) and is positioned below the push rod (13), and the second fixed pulley (16) is fixed on the inner wall, on one side of the main body (1), of the connecting groove.
3. The dustproof fingerprint recognition device with good protection effect as claimed in claim 1, wherein the connecting wire (17) is a steel wire rope.
4. The dustproof fingerprint recognition apparatus having a high protection effect as set forth in claim 1, wherein the guide bar (6) is coated with a lubricant.
5. The fingerprint recognition device with good protection effect as claimed in claim 1, wherein the material of the sealing plate (9) is rubber.
6. The dustproof fingerprint recognition device with good protection effect as claimed in claim 1, wherein an infrared sensor (20) is arranged on the top of the main body (1), a PLC is arranged in the main body (1), and the infrared sensor (20) and the electromagnet (5) are both electrically connected with the PLC.
7. The dustproof fingerprint recognition device with good protection effect as claimed in claim 1, wherein the push rod (13) is provided with an anti-corrosion zinc coating.
8. The fingerprint recognition device with good protection effect as claimed in claim 1, wherein a solar panel (21) is disposed on the top of the sealing plate (9).
9. The dustproof fingerprint recognition device with good protection effect as claimed in claim 1, wherein the guide rod (6) is provided with a chamfer.
10. The dustproof fingerprint identification device with good protection effect as claimed in claim 1, wherein the push rod (13) is provided with heat conductive silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911009453.XA CN110647869A (en) | 2019-10-23 | 2019-10-23 | Dust-proof fingerprint identification device with good protection effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911009453.XA CN110647869A (en) | 2019-10-23 | 2019-10-23 | Dust-proof fingerprint identification device with good protection effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110647869A true CN110647869A (en) | 2020-01-03 |
Family
ID=68994565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911009453.XA Withdrawn CN110647869A (en) | 2019-10-23 | 2019-10-23 | Dust-proof fingerprint identification device with good protection effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110647869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114371786A (en) * | 2021-11-26 | 2022-04-19 | 国网辽宁省电力有限公司大连供电公司 | Computer equipment safety device |
-
2019
- 2019-10-23 CN CN201911009453.XA patent/CN110647869A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114371786A (en) * | 2021-11-26 | 2022-04-19 | 国网辽宁省电力有限公司大连供电公司 | Computer equipment safety device |
| CN114371786B (en) * | 2021-11-26 | 2024-04-12 | 国网辽宁省电力有限公司大连供电公司 | Computer equipment safety device |
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