CN110766817A - A fingerprint identification equipment that is used for attendance system that reliability is high - Google Patents
A fingerprint identification equipment that is used for attendance system that reliability is high Download PDFInfo
- Publication number
- CN110766817A CN110766817A CN201911005420.8A CN201911005420A CN110766817A CN 110766817 A CN110766817 A CN 110766817A CN 201911005420 A CN201911005420 A CN 201911005420A CN 110766817 A CN110766817 A CN 110766817A
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- main body
- auxiliary
- connecting plate
- push rod
- hole
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- 239000012528 membrane Substances 0.000 claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 210000003437 trachea Anatomy 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000004519 grease Substances 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 12
- 230000000295 complement effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005021 gait Effects 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 210000000554 iris Anatomy 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Classifications
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- 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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- 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
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Image Input (AREA)
Abstract
The invention relates to a fingerprint identification device with high reliability for an attendance system, which comprises a main body, a through hole, an auxiliary pipe and an identifier, wherein the main body is in a cuboid shape, the through hole is formed in one side of the main body, the auxiliary pipe penetrates through the through hole, the auxiliary pipe is perpendicular to one side of the main body, which is provided with the through hole, the auxiliary pipe is fixedly connected with the inner wall of the through hole, the identifier is arranged in the main body, the identifier is positioned on one side of the auxiliary pipe, which is far away from the top of the main body, an auxiliary mechanism and a cleaning mechanism are arranged in the main body, the auxiliary mechanism comprises a bearing, a connecting plate, an auxiliary membrane, a rotating assembly, two brackets and two lifting assemblies, the fingerprint identification device with high reliability for the attendance system improves the reliability of fingerprint identification through the auxiliary mechanism, and realizes the function of removing dust through the cleaning, and the dust is prevented from influencing the identification precision.
Description
Technical Field
The invention relates to the field of biological identification equipment, in particular to fingerprint identification equipment with high reliability for an attendance system.
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 in the use, when finger side pressure when on the identification area, unable complete identification fingerprint information has reduced the reliability, moreover, is equipped with the back for a long time, can appear the dust on the identification area, and the dust can influence fingerprint identification's accuracy.
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 fingerprint identification equipment with high reliability for the attendance system is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a fingerprint identification device with high reliability for an attendance system comprises a main body, a through hole, an auxiliary tube and an identifier, wherein the main body is in a cuboid shape, the through hole is formed in one side of the main body, the auxiliary tube penetrates through the through hole and is perpendicular to one side of the main body, which is provided with the through hole, the auxiliary tube is fixedly connected with the inner wall of the through hole, the identifier is arranged in the main body, the identifier is positioned on one side, far away from the top of the main body, of the auxiliary tube, and an auxiliary mechanism and a cleaning mechanism are arranged in the main body;
the auxiliary mechanism comprises a bearing, a connecting plate, an auxiliary film, a rotating assembly, two supports and two lifting assemblies, wherein an inner ring of the bearing is arranged on the auxiliary tube, the connecting plate is arranged on the top plane of the main body, the connecting plate is positioned on one side, far away from the top of the main body, of the auxiliary tube, the recognizer is fixed on the top of the connecting plate, the auxiliary film is arranged on one side, far away from the connecting plate, of the recognizer and is opposite to the recognizer, the auxiliary film is positioned between the auxiliary tube and the recognizer, the auxiliary film is an elastic transparent film, the bearing is positioned between the two supports, the outer ring of the bearing is fixedly connected with the top of the connecting plate through the supports, the rotating assembly is arranged on the inner wall of the main body, the rotating assembly is in transmission connection with the outer ring of the bearing, and the two;
the lifting assembly comprises an electromagnet, a push rod, a spring and a mounting hole, the push rod is perpendicular to the top of the main body, the mounting hole is formed in a connecting plate, the push rod penetrates through the mounting hole, the push rod is connected with the inner wall of the mounting hole in a sliding mode, the top end of the push rod is fixedly connected with the auxiliary film, the electromagnet is fixed to the bottom end of the push rod, the spring is located between the connecting plate and the electromagnet, the electromagnet is connected with the connecting plate through the spring, and the connecting plate is made of iron;
the cleaning mechanism comprises a nozzle, a fixed pipe, an extrusion disc, a first check valve, a through hole, a power assembly, two air pipes and two second check valves, wherein the fixed pipe is parallel to the push rod, the fixed pipe is positioned on one side of the electromagnet far away from the connecting plate, the bottom end of the fixed pipe is sealed and fixedly connected with the bottom in the main body, the extrusion disc is coaxially arranged with the fixed pipe, the extrusion disc is arranged in the fixed pipe and matched with the fixed pipe, the extrusion disc is in sliding and sealing connection with the inner wall of the fixed pipe, the nozzle is arranged at the top in the main body and is just opposite to the auxiliary film, the nozzle is arranged towards the direction close to the auxiliary film, the nozzle is positioned between the two air pipes, the second check valves are in one-to-one correspondence with the air pipes, the second check valves are arranged on the air pipes, the nozzle is communicated with the fixed pipe through the air pipes, and the joint of the air pipes and the fixed pipe is, the through hole is arranged on the extrusion disc, the first one-way valve is arranged in the through hole, the power assembly is located between the electromagnet and the extrusion disc, and the electromagnet is connected with the extrusion disc through the power assembly.
Preferably, in order to drive the outer ring of the bearing to rotate, the rotating assembly comprises a driving motor, a driving gear and a driven gear, the driving motor is fixed on the inner wall of the main body, the driving motor is in transmission connection with the driving gear, the driven gear is installed on the outer ring of the bearing, and the driving gear is meshed with the driven gear.
Preferably, the drive motor is a servo motor in order to increase the drive force of the drive motor.
Preferably, in order to drive the extrusion disc to move, the power assembly comprises a power plate, a connecting rod, a supporting rod and a sliding block, the power plate is parallel to the connecting plate, the power plate is fixed on the electromagnet, the connecting rod is parallel to the push rod, the axis of the supporting rod is perpendicular to and intersected with the axis of the connecting rod, the axis of the supporting rod is perpendicular to the axis of the auxiliary pipe, two ends of the supporting rod are fixed on the extrusion disc, the sliding block is sleeved on the supporting rod, the connecting rod is located between the sliding block and the power plate, and the power plate is hinged to the sliding block through the connecting rod.
Preferably, a solar panel is disposed on the top of the main body for saving energy.
Preferably, in order to reduce the gap between the stationary tube and the pressing plate, the inner wall of the stationary tube is coated with sealing grease upward.
Preferably, the push rod is coated with a lubricating oil in order to reduce the frictional force between the push rod and the connecting plate.
Preferably, in order to prolong the service life of the connecting plate, an anti-corrosion zinc coating is arranged on the connecting plate.
Preferably, the push rod is provided with a chamfer for facilitating the installation of the push rod.
Preferably, in order to avoid slipping, the inner wall of the auxiliary pipe is provided with anti-slipping lines.
The fingerprint identification equipment with high reliability for the attendance system has the advantages that the reliability of fingerprint identification is improved through the auxiliary mechanism, compared with the existing auxiliary mechanism, the auxiliary mechanism can further improve the identification accuracy by increasing the identification angle, the practicability is higher, moreover, the function of removing dust is realized through the cleaning mechanism, the influence of the dust on the identification accuracy is avoided, compared with the existing cleaning mechanism, the cleaning mechanism takes the auxiliary mechanism as the driving force, and the structure is more ingenious.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a high-reliability fingerprint identification device for an attendance system according to the present invention;
fig. 2 is a schematic structural diagram of an auxiliary mechanism of the fingerprint identification device with high reliability for the attendance system;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is an enlarged view of portion B of FIG. 1;
in the figure: 1. the automatic air valve comprises a main body, 2 parts of an auxiliary pipe, 3 parts of an identifier, 4 parts of a bearing, 5 parts of a connecting plate, 6 parts of an auxiliary film, 7 parts of a support, 8 parts of an electromagnet, 9 parts of a push rod, 10 parts of a spring, 11 parts of a nozzle, 12 parts of a fixed pipe, 13 parts of an extrusion disc, 14 parts of a first one-way valve, 15 parts of a driving motor, 16 parts of a driving gear, 17 parts of a driven gear, 18 parts of a power plate, 19 parts of a connecting rod, 20 parts of a supporting rod, 21 parts of a sliding block, 22 parts of a solar panel, 23 parts of an air pipe.
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. 1-2, a fingerprint identification device with high reliability for an attendance system comprises a main body 1, a through hole, an auxiliary tube 2 and an identifier 3, wherein the main body 1 is in a cuboid shape, the through hole is formed in one side of the main body 1, the auxiliary tube 2 penetrates through the through hole, the auxiliary tube 2 is perpendicular to one side of the main body 1, where the through hole is formed, the auxiliary tube 2 is fixedly connected with the inner wall of the through hole, the identifier 3 is arranged in the main body 1, the identifier 3 is positioned on one side of the auxiliary tube 2, which is far away from the top of the main body 1, and an auxiliary mechanism and a cleaning mechanism are arranged in the main body 1;
the auxiliary mechanism comprises a bearing 4, a connecting plate 5, an auxiliary membrane 6, a rotating assembly, two supports 7 and two lifting assemblies, wherein the inner ring of the bearing 4 is arranged on a fixed pipe 12, the top plane of the connecting plate 5 and the main body 1 is arranged, the connecting plate 5 is arranged on one side of the auxiliary pipe 2, which is far away from the top of the main body 1, the recognizer 3 is fixed at the top of the connecting plate 5, the auxiliary membrane 6 is arranged on one side of the recognizer 3, which is far away from the connecting plate 5, and is just opposite to the recognizer 3, the auxiliary membrane 6 is arranged between the auxiliary pipe 2 and the recognizer 3, the auxiliary membrane 6 is an elastic transparent membrane, the bearing 4 is arranged between the two supports 7, the outer ring of the bearing 4 is fixedly connected with the top of the connecting plate 5 through the supports 7, the rotating assembly is arranged on the inner wall of the main body 1, and the rotating, the two lifting components are respectively arranged at two sides of the auxiliary membrane 6;
the lifting assembly comprises an electromagnet 8, a push rod 9, a spring 10 and a mounting hole, the push rod 9 is perpendicular to the top of the main body 1, the mounting hole is formed in the connecting plate 5, the push rod 9 penetrates through the mounting hole, the push rod 9 is in sliding connection with the inner wall of the mounting hole, the top end of the push rod 9 is fixedly connected with the auxiliary membrane 6, the electromagnet 8 is fixed to the bottom end of the push rod 9, the spring 10 is located between the connecting plate 5 and the electromagnet 8, the electromagnet 8 is connected with the connecting plate 5 through the spring 10, and the connecting plate 5 is made of iron;
the user passes the finger through the auxiliary tube 2, then, the electromagnet 8 is electrified to generate the mutually attracted acting force between the iron connecting plate 5 and the electromagnet, so that the electromagnet 8 drives the push rod 9 to move towards the top of the main body 1, the spring 10 is compressed, the push rod 9 moves to drive the auxiliary film 6 and the finger spring 10 to deform along with the shape of the finger, meanwhile, the finger is squeezed by the auxiliary film 6 to be displayed on the auxiliary film 6, at the moment, the fingerprint information is collected and analyzed by the recognizer 3 to realize the fingerprint recognition, meanwhile, the outer ring of the bearing 4 drives the connecting plate 5 to swing back and forth by the support 7 through the rotating component, so that the auxiliary film 6 and the recognizer 3 can swing back and forth around the axis of the auxiliary tube 2, the angle of the recognizer 3 for recognizing the fingerprint on the finger can be increased, and the situation that the fingerprint cannot be completely collected due to the side pressure of the finger is avoided, the reliability is improved, and after the recognition is finished, the electromagnet 8 is powered off, and the electromagnet 8 is reset under the elastic action of the spring 10.
As shown in fig. 3, the cleaning mechanism includes a nozzle 11, a fixed pipe 12, a pressing disc 13, a first check valve 14, a through hole, a power assembly, two air pipes 23 and two second check valves 24, the fixed pipe 12 is parallel to the push rod 9, the fixed pipe 12 is located on one side of the electromagnet 8 away from the connecting plate 5, the bottom end of the fixed pipe 12 is sealed and fixedly connected with the bottom of the main body 1, the pressing disc 13 is coaxially arranged with the fixed pipe 12, the pressing disc 13 is arranged in the fixed pipe 12 and matched with the fixed pipe 12, the pressing disc 13 is slidably and hermetically connected with the inner wall of the fixed pipe 12, the nozzle 11 is arranged at the top of the main body 1 and is arranged right opposite to the auxiliary film 6, the nozzle 11 is arranged towards the direction close to the auxiliary film 6, the nozzle 11 is located between the two air pipes 23, the second check valves 24 are in one-to-one correspondence with the air pipes 23, the second check valves 24 are installed on the air pipes 23, nozzle 11 passes through trachea 23 and fixed pipe 12 intercommunication, trachea 23 and fixed pipe 12's junction is located one side of keeping away from connecting plate 5 of extrusion dish 13, the through hole sets up on extrusion dish 13, first check valve 14 is installed in the through hole, power component is located between electro-magnet 8 and the extrusion dish 13, electro-magnet 8 passes through power component and is connected with extrusion dish 13.
The reciprocating swing of the connecting plate 5 enables the push rod 9 to drive the electromagnet 8 to achieve synchronous reciprocating swing, the reciprocating swing of the electromagnet 8 drives the extrusion disc 13 to reciprocate in the fixed pipe 12 through the power assembly, when the extrusion disc 13 moves towards the direction close to the connecting plate 5, air enters the fixed pipe 12 through the through hole and cannot be conveyed to the nozzle 11 from the air pipe 23 through the one-way characteristics of the first one-way valve 14 and the second one-way valve 24, when the extrusion disc 13 moves in the reverse direction, the air in the fixed pipe 12 is extruded and conveyed to the nozzle 11 through the air pipe 23, the air is sprayed towards the auxiliary film 6 through the nozzle 11, dust on the auxiliary film 6 is removed under the action of air flow, and the dust is prevented from affecting the identification precision.
Preferably, in order to drive the outer ring of the bearing 4 to rotate, the rotating assembly comprises a driving motor 15, a driving gear 16 and a driven gear 17, wherein the driving motor 15 is fixed on the inner wall of the main body 1, the driving motor 15 is in transmission connection with the driving gear 16, the driven gear 17 is installed on the outer ring of the bearing 4, and the driving gear 16 is meshed with the driven gear 17.
The driving motor 15 is started, so that the driving gear 16 drives the driven gear 17 to rotate, and the rotation of the driven gear 17 drives the outer ring of the bearing 4 to rotate.
Preferably, the driving motor 15 is a servo motor in order to increase the driving force of the driving motor 15.
The servo motor has a characteristic of strong overload capability, so that the driving force of the driving motor 15 can be improved.
As shown in fig. 4, the power assembly includes a power plate 18, a connecting rod 19, a supporting rod 20 and a sliding block 21, the power plate 18 is parallel to the connecting plate 5, the power plate 18 is fixed on the electromagnet 8, the connecting rod 19 is parallel to the push rod 9, an axis of the supporting rod 20 is perpendicular to and intersected with an axis of the connecting rod 19, an axis of the supporting rod 20 is perpendicular to an axis of the auxiliary pipe 2, two ends of the supporting rod 20 are fixed on the extrusion disc 13, the sliding block 21 is sleeved on the supporting rod 20, the connecting rod 19 is located between the sliding block 21 and the power plate 18, and the power plate 18 is hinged to the sliding block 21 through the connecting rod 19.
The reciprocating swing of the electromagnet 8 drives the power plate 18 to realize synchronous reciprocating swing, the reciprocating swing of the power plate 18 drives the sliding block 21 to reciprocate through the connecting rod 19, so that the sliding block 21 drives the extrusion disc 13 to realize reciprocating swing through the supporting rod 20, and the fixed pipe 12 has a limiting effect on the extrusion disc 13, so that the sliding block 21 slides on the supporting rod 20, namely, the effect of reciprocating movement of the extrusion disc 13 in the fixed pipe 12 is realized.
Preferably, a solar panel 22 is provided on the top of the main body 1 for saving energy.
The solar panels 22 can absorb light to realize photovoltaic power generation, and the generated energy can provide the equipment for operation, thereby realizing energy conservation.
Preferably, in order to reduce the gap between the fixed tube 12 and the pressing plate 13, the inner wall of the fixed tube 12 is coated with sealing grease.
The sealing grease has the function of reducing the clearance between the fixed tube 12 and the extrusion disc 13, and the sealing performance is improved.
Preferably, in order to reduce the friction between the push rod 9 and the connecting plate 5, the push rod 9 is coated with a lubricating oil.
The lubricating oil is used for reducing the friction force between the push rod 9 and the connecting plate 5 and improving the moving fluency of the push rod 9.
Preferably, in order to prolong the service life of the connecting plate 5, an anti-corrosion zinc coating is arranged on the connecting plate 5.
The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of connecting plate 5, prolongs the life of connecting plate 5.
Preferably, the push rod 9 is provided with a chamfer to facilitate the installation of the push rod 9.
The chamfer angle is used for reducing the caliber of the push rod 9 when the push rod passes through the mounting hole, and the effect of convenient mounting is achieved.
Preferably, in order to avoid slipping, the inner wall of the auxiliary pipe 2 is provided with anti-slipping lines.
The anti-skidding lines are used for improving the friction force of fingers on the inner wall of the auxiliary pipe 2 and avoiding skidding.
During the use of the device, a user penetrates a finger through the auxiliary tube 2, then the electromagnet 8 is electrified to generate an attractive acting force between the iron connecting plate 5 and the electromagnet, so that the electromagnet 8 drives the push rod 9 to move towards the top of the main body 1 and compress the spring 10, the push rod 9 is moved to drive the auxiliary membrane 6 and the finger spring 10 to deform along with the shape of the finger, meanwhile, the finger is squeezed by the auxiliary membrane 6 to be displayed on the auxiliary membrane 6, at the moment, fingerprint information is collected and analyzed by the recognizer 3 to realize fingerprint identification, meanwhile, the outer ring of the bearing 4 drives the connecting plate 5 to swing back and forth through the bracket 7 by the rotating component, the push rod 9 drives the electromagnet 8 to swing back and forth synchronously, the power plate 18 is driven by the back and forth swing of the electromagnet 8 to swing back and forth synchronously, the reciprocating swing of the power plate 18 drives the slide block 21 to reciprocate through the connecting rod 19, so that the slide block 21 drives the extrusion disc 13 to realize reciprocating swing through the supporting rod 20, the fixed pipe 12 has a limiting effect on the extrusion disc 13, so that the slide block 21 slides on the supporting rod 20, namely, the reciprocating movement effect of the extrusion disc 13 in the fixed pipe 12 is realized, when the extrusion disc 13 moves towards the direction close to the connecting plate 5, air enters the fixed pipe 12 through the through holes and cannot be conveyed to the nozzle 11 from the air pipe 23 through the one-way characteristic of the first one-way valve 14 and the second one-way valve 24, and when the extrusion disc 13 moves reversely, the air in the fixed pipe 12 is extruded and conveyed to the nozzle 11 through the air pipe 23, and is sprayed towards the auxiliary film 6 through the nozzle 11;
here, through supplementary membrane 6 and recognizer 3 round the reciprocal swing of the axis of auxiliary tube 2, can increase the angle of fingerprint on the recognizer 3 discernment finger, avoid the finger side pressure and lead to the unable complete collection of fingerprint, improved the reliability, simultaneously, spout air towards supplementary membrane 6 direction through nozzle 11, clear away the dust on supplementary membrane 6 under the effect of air current, avoid the dust to influence the discernment precision.
Compared with the prior art, this a fingerprint identification equipment for attendance system's reliability is high has improved the reliability of discernment fingerprint through complementary unit, compare with current complementary unit, this complementary unit is through increase discernment angle, can also further improve the accuracy of discernment, the practicality is stronger, moreover, still realize the function of cleaing away the dust through clean mechanism, avoid the dust to influence discernment precision, compare with current clean mechanism, this clean mechanism passes through complementary unit as drive power, the structure is more ingenious.
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. The high-reliability fingerprint identification device for the attendance system comprises a main body (1), a through hole, an auxiliary tube (2) and an identifier (3), wherein the main body (1) is cuboid in shape, the through hole is formed in one side of the main body (1), the auxiliary tube (2) penetrates through the through hole, the auxiliary tube (2) is perpendicular to one side, provided with the through hole, of the main body (1), the auxiliary tube (2) is fixedly connected with the inner wall of the through hole, the identifier (3) is arranged in the main body (1), and the identifier (3) is located on one side, far away from the top of the main body (1), of the auxiliary tube (2), and is characterized in that an auxiliary mechanism and a cleaning mechanism are arranged in the main body (1);
the auxiliary mechanism comprises a bearing (4), a connecting plate (5), an auxiliary membrane (6), a rotating assembly, two supports (7) and two lifting assemblies, wherein the inner ring of the bearing (4) is installed on the auxiliary tube (2), the top plane of the connecting plate (5) and the main body (1) is arranged, the connecting plate (5) is positioned on one side of the auxiliary tube (2) far away from the top of the main body (1), the recognizer (3) is fixed at the top of the connecting plate (5), the auxiliary membrane (6) is arranged on one side of the recognizer (3) far away from the connecting plate (5) and is just opposite to the recognizer (3), the auxiliary membrane (6) is positioned between the auxiliary tube (2) and the recognizer (3), the auxiliary membrane (6) is an elastic transparent membrane, the bearing (4) is positioned between the two supports (7), the outer ring of the bearing (4) is fixedly connected with the top of the connecting plate (5) through the supports (7), the rotating assembly is arranged on the inner wall of the main body (1), the rotating assembly is in transmission connection with the outer ring of the bearing (4), and the two lifting assemblies are respectively arranged on two sides of the auxiliary membrane (6);
the lifting assembly comprises an electromagnet (8), a push rod (9), a spring (10) and a mounting hole, the push rod (9) is perpendicular to the top of the main body (1), the mounting hole is formed in the connecting plate (5), the push rod (9) penetrates through the mounting hole, the push rod (9) is in sliding connection with the inner wall of the mounting hole, the top end of the push rod (9) is fixedly connected with the auxiliary membrane (6), the electromagnet (8) is fixed at the bottom end of the push rod (9), the spring (10) is located between the connecting plate (5) and the electromagnet (8), the electromagnet (8) is connected with the connecting plate (5) through the spring (10), and the connecting plate (5) is made of iron;
the cleaning mechanism comprises a nozzle (11), a fixed pipe (12), an extrusion disc (13), a first one-way valve (14), a through hole, a power assembly, two air pipes (23) and two second one-way valves (24), wherein the fixed pipe (12) is parallel to a push rod (9), the fixed pipe (12) is positioned on one side of an electromagnet (8) far away from a connecting plate (5), the bottom end of the fixed pipe (12) is sealed and fixedly connected with the bottom in a main body (1), the extrusion disc (13) is coaxially arranged with the fixed pipe (12), the extrusion disc (13) is arranged in the fixed pipe (12) and matched with the fixed pipe (12), the extrusion disc (13) is connected with the inner wall of the fixed pipe (12) in a sliding and sealing manner, the nozzle (11) is arranged at the top in the main body (1) and is just opposite to the auxiliary film (6), and the nozzle (11) is arranged towards the direction close to the auxiliary film (6), nozzle (11) are located between two trachea (23), second check valve (24) and trachea (23) one-to-one, install on trachea (23) second check valve (24), nozzle (11) are through trachea (23) and fixed pipe (12) intercommunication, trachea (23) and the junction of fixed pipe (12) are located one side of keeping away from connecting plate (5) of extrusion dish (13), the through hole sets up on extrusion dish (13), install in the through hole first check valve (14), power component is located between electro-magnet (8) and extrusion dish (13), electro-magnet (8) are connected with extrusion dish (13) through power component.
2. The fingerprint recognition device with high reliability for the attendance system according to claim 1, wherein the rotating assembly comprises a driving motor (15), a driving gear (16) and a driven gear (17), the driving motor (15) is fixed on the inner wall of the main body (1), the driving motor (15) is in transmission connection with the driving gear (16), the driven gear (17) is installed on the outer ring of the bearing (4), and the driving gear (16) is meshed with the driven gear (17).
3. The fingerprint recognition device for attendance system with high reliability according to claim 1, characterized in that the drive motor (15) is a servo motor.
4. The highly reliable fingerprint identification device for an attendance system of claim 1, the power component comprises a power plate (18), a connecting rod (19), a supporting rod (20) and a sliding block (21), the power plate (18) is parallel to the connecting plate (5), the power plate (18) is fixed on the electromagnet (8), the connecting rod (19) is parallel to the push rod (9), the axis of the supporting rod (20) is vertical to and intersected with the axis of the connecting rod (19), the axial line of the supporting rod (20) is vertical to the axial line of the auxiliary pipe (2), both ends of the supporting rod (20) are fixed on the extrusion disc (13), the sliding block (21) is sleeved on the supporting rod (20), the connecting rod (19) is positioned between the sliding block (21) and the power plate (18), the power plate (18) is hinged with the sliding block (21) through a connecting rod (19).
5. The fingerprint recognition apparatus for attendance system with high reliability according to claim 1, wherein a solar panel (22) is provided on the top of the main body (1).
6. The fingerprint recognition apparatus for attendance system with high reliability according to claim 1, wherein the inner wall of the fixed tube (12) is coated with a sealing grease up.
7. The fingerprint recognition apparatus for attendance system with high reliability according to claim 1, wherein the push rod (9) is coated with a lubricating oil.
8. The fingerprint recognition device with high reliability for the attendance system according to claim 1, wherein the connection plate (5) is provided with an anti-corrosion zinc coating.
9. The fingerprint recognition device with high reliability for the attendance system according to claim 1, wherein a chamfer is provided on the push rod (9).
10. The fingerprint recognition device with high reliability for the attendance system according to claim 1, wherein the inner wall of the auxiliary tube (2) is provided with anti-slip lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911005420.8A CN110766817A (en) | 2019-10-22 | 2019-10-22 | A fingerprint identification equipment that is used for attendance system that reliability is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911005420.8A CN110766817A (en) | 2019-10-22 | 2019-10-22 | A fingerprint identification equipment that is used for attendance system that reliability is high |
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| CN110766817A true CN110766817A (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911005420.8A Withdrawn CN110766817A (en) | 2019-10-22 | 2019-10-22 | A fingerprint identification equipment that is used for attendance system that reliability is high |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111814694A (en) * | 2020-07-10 | 2020-10-23 | 章叔贞 | Adjustable fingerprint input device based on Internet of things |
| CN113833908A (en) * | 2021-08-18 | 2021-12-24 | 雷体翠 | Auxiliary device for erecting ocean engineering submarine pipeline |
-
2019
- 2019-10-22 CN CN201911005420.8A patent/CN110766817A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111814694A (en) * | 2020-07-10 | 2020-10-23 | 章叔贞 | Adjustable fingerprint input device based on Internet of things |
| CN113833908A (en) * | 2021-08-18 | 2021-12-24 | 雷体翠 | Auxiliary device for erecting ocean engineering submarine pipeline |
| CN113833908B (en) * | 2021-08-18 | 2024-03-01 | 雷体翠 | Auxiliary device for erecting ocean engineering submarine pipeline |
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