CN110956150A - Fingerprint identification equipment with good heat dissipation effect based on block chain technology - Google Patents
Fingerprint identification equipment with good heat dissipation effect based on block chain technology Download PDFInfo
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- CN110956150A CN110956150A CN201911255419.0A CN201911255419A CN110956150A CN 110956150 A CN110956150 A CN 110956150A CN 201911255419 A CN201911255419 A CN 201911255419A CN 110956150 A CN110956150 A CN 110956150A
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- 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
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Abstract
The invention relates to fingerprint identification equipment with good heat dissipation effect based on a block chain technology, which comprises a main body, a glass disc and an identifier, wherein the main body is in a cuboid shape, the top of the main body is provided with a mounting hole, the axis of the glass disc is vertical to the top of the main body, the glass disc is arranged in the mounting hole, the glass disc is in sliding and sealing connection with the inner wall of the mounting hole, the top of the glass disc and the top of the main body are positioned on the same plane, the identifier is fixedly connected with the bottom in the main body and is arranged opposite to the glass disc, the main body is internally provided with a processor and a memory, the processor is electrically connected with the memory, the memory receives block chain data written by block chain nodes and stores the block chain data, and the fingerprint identification equipment with good heat dissipation effect based on the block chain technology realizes the function of clearing dust on the glass disc through a dust removal mechanism, moreover, the heat dissipation function is realized through the heat dissipation mechanism.
Description
Technical Field
The invention relates to fingerprint identification equipment with a good heat dissipation effect based on a block chain technology.
Background
The block chain technology is a brand new distributed infrastructure and a computing mode which utilize a block chain type data structure to verify and store data, utilize a distributed node consensus algorithm to generate and update data, utilize a cryptography mode to ensure the safety of data transmission and access, and utilize an intelligent contract composed of automatic script codes to program and operate data, and is a novel application mode of computer technologies such as distributed data storage, point-to-point transmission, a consensus mechanism, an encryption algorithm and the like.
The block chain technology has high data security degree and wide application range, and comprises the field of entrance guard.
Prior art's fingerprint identification equipment generally all adopts traditional data encryption mode, cause data loss very easily, and prior art's fingerprint identification equipment has a problem in the aspect of the discernment precision, current fingerprint identification ware is after long-term the use, more dust can appear in the surface, and the dust can influence fingerprint identification ware to the collection of fingerprint, thereby influence the discernment precision, moreover, current fingerprint identification ware is equipped with the back for a long time, internal circuit can produce a large amount of heats, be in the fingerprint identification ware under the high temperature for a long time and can shorten its life.
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 based on the block chain technology and good in heat dissipation effect is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a fingerprint identification device with a good heat dissipation effect based on a block chain technology comprises a main body, a glass disc and an identifier, wherein the main body is cuboid in shape, a mounting hole is formed in the top of the main body, the axis of the glass disc is perpendicular to the top of the main body, the glass disc is arranged in the mounting hole, the glass disc is in sliding and sealing connection with the inner wall of the mounting hole, the top of the glass disc and the top of the main body are located on the same plane, the identifier is arranged in the main body, the identifier is fixedly connected with the bottom in the main body and is right opposite to the glass disc, a processor and a memory are arranged in the main body, the processor is electrically connected with the memory, the memory receives block chain data written in by block chain nodes and stores the block chain data;
the top of main part is equipped with dust removal mechanism, dust removal mechanism includes scraper blade, extrusion stem, two dwangs and two drive assembly, the scraper blade is parallel with the top of main part, the scraper blade lid is established on the mounting hole, the scraper blade is laminated with the top of main part, the axis of extrusion stem is perpendicular with the axis of glass dish, be equipped with the clearance between extrusion stem and the main part, the axis of dwang is perpendicular and crossing with the axis of extrusion stem, the axis of glass dish is located between two dwangs, and two dwangs set up respectively at the both ends of extrusion stem, the one end of dwang is fixed on the extrusion plate, the other end of dwang is articulated with the top of main part, the distance between the one end that is close to the extrusion stem of dwang and the main part is greater than the distance between the other end of dwang and the main part, drive assembly and dwang, the transmission assembly is arranged on one side of the rotating rod close to the main body;
the transmission assembly comprises a connecting rod, a sliding block, a guide rod, a spring and two fixing blocks, wherein the axis of the guide rod is perpendicular to the axis of the extrusion rod, the axis of the guide rod is perpendicular to the axis of the glass disc, two ends of the guide rod are fixed to the top of the main body through the two fixing blocks respectively, the sliding block is sleeved on the guide rod and is fixed to the top of the scraping plate, the sliding block and the connecting rod are located between the rotating rod and the axis of the glass disc, the sliding block is hinged to the rotating rod through the connecting rod, the distance between one end, close to the sliding block, of the connecting rod and the axis of the glass disc is smaller than the distance between the other end of the connecting rod and the axis of the glass disc, and one side;
a heat dissipation mechanism is arranged in the main body and comprises an auxiliary assembly and two heat dissipation assemblies, the heat dissipation assemblies correspond to the connecting rods one by one, and the auxiliary assembly is arranged at the bottom of the glass disc;
the heat dissipation assembly comprises a fixed pipe, a piston, a push rod, a sliding groove and a through hole, the fixed pipe is parallel to the glass disc, the top end of the fixed pipe is sealed and fixedly connected with the top part in the main body, a gap is arranged between the bottom end of the fixed pipe and the bottom part in the main body, the through hole is arranged at the top of the main body and is coaxial with the fixed tube, the aperture of the through hole is smaller than the inner diameter of the fixed tube, the piston is matched with the fixed pipe, the piston is arranged in the fixed pipe and penetrates through the through hole, the piston is connected with the inner wall of the through hole in a sliding and sealing way, the sliding groove is arranged on the connecting rod, the push rod is parallel to the extrusion rod, the push rod is arranged in the annular groove and matched with the sliding groove, the push rod is connected with the inner wall of the sliding groove in a sliding way, the push rod is fixed on the piston, one side of the main body is provided with a heat dissipation hole, and the axis of the heat dissipation hole is vertical to and intersected with the axis of the fixed pipe;
the auxiliary assembly comprises fan blades, a rotating shaft, a first bearing and an auxiliary unit, wherein the rotating shaft and the heat dissipation holes are coaxially arranged, the fan blades are arranged in the heat dissipation holes, one end of the rotating shaft is installed at the fan blades, the inner ring of the first bearing is installed on the rotating shaft, the outer ring of the first bearing is fixed on the inner wall of the main body, and the auxiliary unit is arranged at one end, far away from the fan blades, of the rotating shaft and is connected with the glass disc in a transmission mode.
Preferably, in order to improve the security of data storage, a blockchain system is arranged in the processor, the blockchain system comprises a data layer, a network layer, a consensus layer, an incentive layer, a contract layer and an application layer, and the blockchain data is derived from the data layer.
Preferably, in order to improve the degree of automation, the processor is a single chip or a PLC, the memory includes a memory database and a disk database, and the memory database and the disk database respectively receive the block chain data written by the block chain node and store the block chain data.
Preferably, in order to realize the rotation of the glass disc, the auxiliary unit comprises a driving bevel gear, a driven bevel gear, a second bearing and a transmission pipe, the transmission pipe and the glass disc are coaxially arranged, the outer diameter of the transmission pipe is smaller than the diameter of the glass disc, the top end of the transmission pipe is fixed on the glass disc, the inner ring of the second bearing and the driven bevel gear are both arranged on the transmission pipe, the outer ring of the second bearing is fixed on the inner wall of the main body, the driving bevel gear is arranged on the rotating shaft, and the driving bevel gear is meshed with the driven bevel gear.
Preferably, for dust prevention, a filter screen is installed in the heat dissipation hole.
Preferably, the guide bar is coated with a lubricating oil in order to reduce friction between the guide bar and the slider.
Preferably, in order to reduce a gap between the piston and an inner wall of the fixed tube, the inner wall of the fixed tube is coated with sealing grease.
Preferably, in order to facilitate the installation of the sliding block, chamfers are arranged at two ends of the guide rod.
Preferably, the scraper is made of rubber to avoid scratching the glass disc by the scraper.
Preferably, in order to prolong the service life of the main body, the main body is provided with an anti-corrosion zinc coating.
The fingerprint identification equipment with good heat dissipation effect based on the block chain technology has the advantages that the block chain technology is adopted for data storage, so that the data safety degree is high, in addition, the fingerprint identification equipment with good heat dissipation effect based on the block chain technology realizes the function of clearing dust on the glass disc through the dust removal mechanism, compared with the existing dust removal mechanism, the dust removal mechanism also realizes the function of driving the piston to move, simultaneously, the function of clearing residual fingerprints on the glass disc can be realized through the sliding of the scraper on the glass disc, the residual fingerprints are prevented from being utilized by lawbreakers, the safety is higher, not only, but also the heat dissipation function is realized through the heat dissipation mechanism, compared with the existing heat dissipation mechanism, the heat dissipation mechanism does not need electric power driving, is more environment-friendly and energy-saving, and simultaneously, the heat dissipation mechanism also realizes the function of driving the glass disc to rotate, the practicability is stronger.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a system diagram of a blockchain system of a fingerprint identification device with good heat dissipation based on blockchain technology of the present invention;
FIG. 2 is a schematic structural diagram of a fingerprint identification device with a good heat dissipation effect based on a block chain technology according to the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of portion B of FIG. 2;
FIG. 5 is an enlarged view of section C of FIG. 2;
FIG. 6 is a schematic structural diagram of an auxiliary unit of the fingerprint identification device with a good heat dissipation effect based on the block chain technology according to the present invention;
in the figure: 1. the automatic cleaning machine comprises a main body, 2. a glass disc, 3. an identifier, 4. a scraper, 5. an extrusion rod, 6. a rotating rod, 7. a connecting rod, 8. a sliding block, 9. a guide rod, 10. a spring, 11. a fixed block, 12. a fixed pipe, 13. a piston, 14. a push rod, 15. a fan blade, 16. a rotating shaft, 17. a first bearing, 18. a driving bevel gear, 19. a driven bevel gear, 20. a second bearing, 21. a driving pipe and 22. a filter screen.
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 fingerprint identification device with a good heat dissipation effect based on a block chain technology includes a main body 1, a glass disc 2 and an identifier 3, wherein a processor and a memory are arranged in the main body 1, the processor is electrically connected with the memory, the memory receives block chain data written by block chain nodes and stores the block chain data, a block chain system is arranged in the processor, the block chain system includes a data layer, a network layer, a common identification layer, an excitation layer, a contract layer and an application layer, the block chain data is derived from the data layer, the processor is a single chip microcomputer or a PLC, the memory includes a memory database and a magnetic disc database, and the memory database and the magnetic disc database respectively receive the block chain data written by the block chain nodes and store the block chain data.
In fact, the processor is mainly used for processing data, and the memory is used for data storage, where:
the data layer encapsulates bottom data blocks and related data encryption, time stamp and other technologies;
in fact, the blockchain data received or stored by the memory database and the disk database are from the data layer.
The network layer comprises a distributed networking mechanism, a data transmission mechanism, a data verification mechanism and the like;
the consensus layer mainly encapsulates various consensus algorithms of the network nodes;
the incentive layer integrates economic factors into a block chain technology system, and mainly comprises an economic incentive issuing mechanism, an economic incentive distributing mechanism and the like;
the contract layer mainly encapsulates various scripts, algorithms and intelligent contracts and is the basis of the programmable characteristic of the block chain;
the application layer encapsulates various application scenarios and cases of the blockchain.
As shown in fig. 2-3, the shape of main part 1 is the cuboid, the top of main part 1 is equipped with the mounting hole, the axis of glass dish 2 is perpendicular with the top of main part 1, glass dish 2 sets up in the mounting hole, the inner wall slip and sealing connection of glass dish 2 and mounting hole, the top of glass dish 2 is in the coplanar with the top of main part 1, recognizer 3 sets up in main part 1, bottom fixed connection in recognizer 3 and the main part 1 just sets up with glass dish 2.
The top of main part 1 is equipped with dust removal mechanism, dust removal mechanism includes scraper blade 4, extrusion stem 5, two dwang 6 and two drive assembly, scraper blade 4 is parallel with the top of main part 1, scraper blade 4 lid is established on the mounting hole, the top laminating of scraper blade 4 and main part 1, the axis of extrusion stem 5 is perpendicular with the axis of glass dish 2, be equipped with the clearance between extrusion stem 5 and the main part 1, the axis of dwang 6 is perpendicular and crossing with the axis of extrusion stem 5, the axis of glass dish 2 is located between two dwang 6, and two dwang 6 set up respectively at the both ends of extrusion stem 5, the one end of dwang 6 is fixed on the stripper plate, the other end of dwang 6 is articulated with the top of main part 1, the distance between the one end of dwang 6 that is close to extrusion stem 5 and main part 1 is greater than the distance between the other end of dwang 6 and the main part 1, the transmission assemblies correspond to the rotating rods 6 one by one, and are arranged on one side, close to the main body 1, of the rotating rods 6;
the transmission assembly comprises a connecting rod 7, a sliding block 8, a guide rod 9, a spring 10 and two fixing blocks 11, wherein the axis of the guide rod 9 is perpendicular to the axis of the extrusion rod 5, the axis of the guide rod 9 is perpendicular to the axis of the glass disc 2, two ends of the guide rod 9 are respectively fixed to the top of the main body 1 through the two fixing blocks 11, the sliding block 8 is sleeved on the guide rod 9, the sliding block 8 is fixed to the top of the scraping plate 4, the sliding block 8 and the connecting rod 7 are both located between the rotating rod 6 and the axis of the glass disc 2, the sliding block 8 is hinged to the rotating rod 6 through the connecting rod 7, the distance between one end, close to the sliding block 8, of the connecting rod 7 and the axis of the glass disc 2 is smaller than the distance between the other end of the connecting rod 7 and the axis of the glass disc 2, and one side;
the user supports the finger and leans on at the top of extrusion stem 5 and pushes down, thereby make dwang 6 rotate downwards round the pin joint of dwang 6 and main part 1, the rotation of dwang 6 drives slider 8 through connecting rod 7 and moves on guide arm 9, and make the compression of spring 10, slider 8's removal drives scraper blade 4 and moves on glass dish 2, make the dust on the glass dish 2 clear away, this moment, the user fingertip presses on glass dish 2, realize fingerprint identification through recognizer 3, fingerprint identification finishes the back, the user removes finger from glass dish 2 and extrusion stem 5, make slider 8 reset under spring 10's elastic action, slider 8 resets and drives dwang 6 and extrusion stem 5 through connecting rod 7, here, slider 8 resets and drives scraper blade 4 and resets, can realize once more removing dust.
As shown in fig. 4-5, a heat dissipation mechanism is arranged in the main body 1, the heat dissipation mechanism includes an auxiliary component and two heat dissipation components, the heat dissipation components correspond to the connecting rods 7 one by one, and the auxiliary component is arranged at the bottom of the glass disc 2;
the heat dissipation assembly comprises a fixed pipe 12, a piston 13, a push rod 14, a sliding groove and a through hole, wherein the fixed pipe 12 is parallel to the glass disc 2, the top end of the fixed pipe 12 is hermetically and fixedly connected with the top in the main body 1, a gap is arranged between the bottom end of the fixed pipe 12 and the bottom in the main body 1, the through hole is arranged at the top of the main body 1 and is coaxially arranged with the fixed pipe 12, the aperture of the through hole is smaller than the inner diameter of the fixed pipe 12, the piston 13 is matched with the fixed pipe 12, the piston 13 is installed in the fixed pipe 12, the piston 13 penetrates through the through hole, the piston 13 is slidably and hermetically connected with the inner wall of the through hole, the sliding groove is arranged on the connecting rod 7, the push rod 14 is parallel to the extrusion rod 5, the push rod 14 is arranged in the annular groove and is matched with the sliding groove, the push rod 14 is slidably connected with the inner wall of, one side of the main body 1 is provided with a heat dissipation hole, and the axis of the heat dissipation hole is vertical to and intersected with the axis of the fixed pipe 12;
the auxiliary assembly includes flabellum 15, axis of rotation 16, first bearing 17 and auxiliary unit, axis of rotation 16 and the coaxial setting of louvre, flabellum 15 sets up in the louvre, the one end at axis of rotation 16 is installed to flabellum 15, the inner circle of first bearing 17 is installed in axis of rotation 16, the outer lane of first bearing 17 is fixed on the inner wall of main part 1, the auxiliary unit sets up the one end of keeping away from flabellum 15 at axis of rotation 16 and is connected with 2 transmissions of glass dish.
The rotation of the rotating rod 6 towards the direction close to the main body 1 drives the connecting rod 7 to rotate, the movement of the connecting rod 7 drives the piston 13 to move in the fixed pipe 12 through the push rod 14, and the push rod 14 slides in the sliding groove, the air in the fixed pipe 12 is conveyed into the main body 1 through the movement of the piston 13, the air in the main body 1 is discharged from the heat dissipation holes, when the rotating rod 6 is reset, the air in the main body 1 is conveyed into the fixed pipe 12, the air outside the main body 1 enters the main body 1 through the heat dissipation holes, the heat in the main body 1 can be discharged through the flow of the air, the heat dissipation function is realized, the fan blades 15 rotate under the action of wind force through the flow of the air in the heat dissipation holes, so that the rotating shaft 16 rotates under the supporting action of the first bearing 17, the rotation of the rotating shaft 16 drives the glass disc 2 to rotate through the auxiliary unit, the dust removed by the scraper 4 can be separated from the glass disc 2 under the action of centrifugal force, the dust removing effect is improved.
As shown in fig. 6, the auxiliary unit includes a driving bevel gear 18, a driven bevel gear 19, a second bearing 20 and a driving pipe 21, the driving pipe 21 is coaxially disposed with the glass disc 2, the outer diameter of the driving pipe 21 is smaller than the diameter of the glass disc 2, the top end of the driving pipe 21 is fixed on the glass disc 2, the inner ring of the second bearing 20 and the driven bevel gear 19 are both fixed on the driving pipe 21, the outer ring of the second bearing 20 is fixed on the inner wall of the body 1, the driving bevel gear 18 is mounted on the rotating shaft 16, and the driving bevel gear 18 is engaged with the driven bevel gear 19.
The rotation of the rotating shaft 16 drives the driven bevel gear 19 to rotate through the driving bevel gear 18, and the rotation of the driven bevel gear 19 drives the transmission pipe 21 to drive the glass disc 2 to rotate under the supporting action of the second bearing 20, so that the function of driving the glass disc 2 to rotate is realized.
Preferably, a filter screen 22 is installed in the heat dissipation hole for dust prevention.
The filter screen 22 prevents dust from entering the main body 1 through the heat dissipation holes, and dust prevention is achieved.
Preferably, the guide rod 9 is coated with a lubricating oil in order to reduce the friction between the guide rod 9 and the slider 8.
The lubricating oil has the function of reducing the friction force between the guide rod 9 and the sliding block 8 and improving the moving fluency of the sliding block 8.
Preferably, in order to reduce the gap between the piston 13 and the inner wall of the fixed tube 12, the inner wall of the fixed tube 12 is coated with a sealing grease.
The sealing grease is used for reducing the clearance between the piston 13 and the inner wall of the fixed tube 12 and improving the sealing performance.
Preferably, in order to facilitate the installation of the slider 8, both ends of the guide rod 9 are provided with chamfers.
The chamfer angle is used for reducing the caliber of the guide rod 9 passing through the slide block 8, and the effect of convenient installation is achieved.
Preferably, the scraper 4 is made of rubber to prevent the scraper 4 from scratching the glass disc 2.
The rubber texture is comparatively soft, can avoid fish tail glass dish 2, has played the effect of protection glass dish 2.
Preferably, in order to prolong the service life of the main body 1, the main body 1 is provided with an anti-corrosion zinc coating.
The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of main part 1, prolongs the life of main part 1.
The user supports the finger against the top of the extrusion rod 5 and presses downwards, thereby the rotating rod 6 rotates downwards around the hinged joint of the rotating rod 6 and the main body 1, the rotating rod 6 rotates to drive the sliding block 8 to move on the guide rod 9 through the connecting rod 7, and the spring 10 is compressed, the sliding block 8 moves to drive the scraping plate 4 to move on the glass disk 2, so that the dust on the glass disk 2 is removed, at the moment, the fingertip of the user presses on the glass disk 2, the fingerprint identification is realized through the recognizer 3, after the fingerprint identification is finished, the user moves the finger away from the glass disk 2 and the extrusion rod 5, the sliding block 8 is reset under the elastic action of the spring 10, the resetting of the sliding block 8 drives the rotating rod 6 and the extrusion rod 5 to reset through the connecting rod 7, here, the resetting of the sliding block 8 drives the scraping plate 4 to reset, the dust removal can be realized again, and simultaneously, the sliding, can realize the function of removing the residual fingerprint on the glass disc 2, avoid the residual fingerprint to be utilized by lawless persons, improve the safety, the rotation of the rotating rod 6 towards the direction close to the main body 1 drives the connecting rod 7 to rotate, the movement of the connecting rod 7 drives the piston 13 to move in the fixed tube 12 through the push rod 14, and the push rod 14 slides in the sliding groove, the air in the fixed tube 12 is conveyed into the main body 1 through the movement of the piston 13, and the air in the main body 1 is discharged from the heat dissipation holes, when the rotating rod 6 is reset, the air in the main body 1 is conveyed into the fixed tube 12, and the air outside the main body 1 enters the main body 1 through the heat dissipation holes, through the flow of the air, the heat in the main body 1 can be discharged, the heat dissipation function is realized, through the flow of the air in the heat dissipation holes, the fan blades 15 are rotated under the action of the wind force, thereby the rotating shaft 16 is rotated under the supporting, the rotation of axis of rotation 16 drives driven bevel gear 19 through drive bevel gear 18 and rotates, and driven bevel gear 19's rotation drives drive pipe 21 and drives glass dish 2 and rotate under the supporting action of second bearing 20, can separate the dust that the scraper blade 4 was clear away with glass dish 2 under the effect of centrifugal force through the rotation of glass dish 2, promotes the dust and clears away the effect.
Compared with the prior art, this fingerprint identification equipment that radiating effect is good based on block chain technique has realized the function of cleaing away the dust on glass dish 2 through dust removal mechanism, compare with current dust removal mechanism, this dust removal mechanism has still realized the function that drive piston 13 removed, and simultaneously, through the slip of scraper blade 4 on glass dish 2, can realize cleaing away the function of remaining the fingerprint on glass dish 2, avoid remaining fingerprint to be utilized by lawless persons, the security is higher, not only, radiating function has still been realized through heat dissipation mechanism, compare with current heat dissipation mechanism, this heat dissipation mechanism need not electric drive, environmental protection and energy saving more, simultaneously, this heat dissipation mechanism has still realized drive glass dish 2 pivoted functions, and the practicality is stronger.
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 utility model provides a fingerprint identification equipment that radiating effect is good based on block chain technique, includes main part (1), glass dish (2) and recognizer (3), the shape of main part (1) is the cuboid, the top of main part (1) is equipped with the mounting hole, the axis of glass dish (2) is perpendicular with the top of main part (1), glass dish (2) set up in the mounting hole, glass dish (2) and the inner wall of mounting hole slip and sealing connection, the top of glass dish (2) and the top of main part (1) are in the coplanar, recognizer (3) set up in main part (1), bottom fixed connection in recognizer (3) and main part (1) just is setting up with glass dish (2), its characterized in that, be equipped with treater and memory in main part (1), treater and memory electricity are connected, the memory receives the block chain data written by the block chain node and stores the block chain data;
the top of main part (1) is equipped with dust removal mechanism, dust removal mechanism includes scraper blade (4), extrusion stem (5), two dwang (6) and two drive assembly, scraper blade (4) are parallel with the top of main part (1), scraper blade (4) lid is established on the mounting hole, scraper blade (4) and the top laminating of main part (1), the axis of extrusion stem (5) is perpendicular with the axis of glass dish (2), be equipped with the clearance between extrusion stem (5) and main part (1), the axis of dwang (6) is perpendicular and crossing with the axis of extrusion stem (5), the axis of glass dish (2) is located between two dwang (6), and two dwang (6) set up respectively at the both ends of extrusion stem (5), the one end of dwang (6) is fixed on the extrusion plate, the other end of dwang (6) is articulated with the top of main part (1), the distance between one end of the rotating rod (6) close to the extrusion rod (5) and the main body (1) is larger than the distance between the other end of the rotating rod (6) and the main body (1), the transmission assemblies correspond to the rotating rods (6) one by one, and the transmission assemblies are arranged on one side of the rotating rod (6) close to the main body (1);
the transmission assembly comprises a connecting rod (7), a sliding block (8), a guide rod (9), a spring (10) and two fixing blocks (11), the axis of the guide rod (9) is perpendicular to the axis of the extrusion rod (5), the axis of the guide rod (9) is perpendicular to the axis of the glass disc (2), the two ends of the guide rod (9) are respectively fixed at the top of the main body (1) through the two fixing blocks (11), the sliding block (8) is sleeved on the guide rod (9), the sliding block (8) is fixed at the top of the scraping plate (4), the sliding block (8) and the connecting rod (7) are both positioned between the axes of the rotating rod (6) and the glass disc (2), the sliding block (8) is hinged with the rotating rod (6) through the connecting rod (7), the distance between one end of the connecting rod (7) close to the sliding block (8) and the axis of the glass disc (2) is smaller than the distance between the other end of the connecting rod (7) and, one side of the sliding block (8) close to the axis of the glass disc (2) is connected with a fixed block (11) far away from the connecting rod (7) through a spring (10);
a heat dissipation mechanism is arranged in the main body (1), the heat dissipation mechanism comprises auxiliary components and two heat dissipation components, the heat dissipation components correspond to the connecting rods (7) one by one, and the auxiliary components are arranged at the bottom of the glass disc (2);
the heat dissipation assembly comprises a fixed pipe (12), a piston (13), a push rod (14), a sliding groove and a through hole, wherein the fixed pipe (12) is parallel to the glass disc (2), the top end of the fixed pipe (12) is sealed and fixedly connected with the top of the main body (1), a gap is formed between the bottom end of the fixed pipe (12) and the bottom of the main body (1), the through hole is formed in the top of the main body (1) and is coaxially arranged with the fixed pipe (12), the aperture of the through hole is smaller than the inner diameter of the fixed pipe (12), the piston (13) is matched with the fixed pipe (12), the piston (13) is installed in the fixed pipe (12), the piston (13) penetrates through the through hole, the piston (13) is slidably and hermetically connected with the inner wall of the through hole, the sliding groove is formed in the connecting rod (7), the push rod (14) is parallel to the extrusion rod (5), the push rod (14) is arranged in the annular groove and is matched with the sliding groove, the push rod (14) is connected with the inner wall of the sliding groove in a sliding mode, the push rod (14) is fixed on the piston (13), a heat dissipation hole is formed in one side of the main body (1), and the axis of the heat dissipation hole is perpendicular to and intersected with the axis of the fixed pipe (12);
the auxiliary assembly comprises fan blades (15), a rotating shaft (16), a first bearing (17) and an auxiliary unit, wherein the rotating shaft (16) and the heat dissipation holes are coaxially arranged, the fan blades (15) are arranged in the heat dissipation holes, one end of the rotating shaft (16) is installed at the fan blades (15), the inner ring of the first bearing (17) is installed on the rotating shaft (16), the outer ring of the first bearing (17) is fixed on the inner wall of the main body (1), and the auxiliary unit is arranged at one end, far away from the fan blades (15), of the rotating shaft (16) and is in transmission connection with the glass disc (2).
2. The blockchain-technology-based fingerprint identification device with a good heat dissipation effect according to claim 1, wherein a blockchain system is arranged in the processor, the blockchain system comprises a data layer, a network layer, a consensus layer, an excitation layer, a contract layer and an application layer, and the blockchain data is derived from the data layer.
3. The fingerprint identification device with good heat dissipation effect based on the blockchain technology as claimed in claim 1, wherein the processor is a single chip or a PLC, the memory includes a memory database and a disk database, and the memory database and the disk database respectively receive the blockchain data written by the blockchain node and store the blockchain data.
4. The fingerprint recognition apparatus with good heat dissipation effect based on the blockchain technology as claimed in claim 1, wherein the auxiliary unit comprises a driving bevel gear (18), a driven bevel gear (19), a second bearing (20) and a driving pipe (21), the driving pipe (21) is coaxially disposed with the glass plate (2), the outer diameter of the driving pipe (21) is smaller than the diameter of the glass plate (2), the top end of the driving pipe (21) is fixed on the glass plate (2), the inner ring of the second bearing (20) and the driven bevel gear (19) are mounted on the driving pipe (21), the outer ring of the second bearing (20) is fixed on the inner wall of the body (1), the driving bevel gear (18) is mounted on the rotating shaft (16), and the driving bevel gear (18) is engaged with the driven bevel gear (19).
5. The fingerprint recognition apparatus with good heat dissipation effect based on the blockchain technology as claimed in claim 1, wherein a filter (22) is installed in the heat dissipation hole.
6. The fingerprint recognition apparatus with good heat dissipation effect based on the block chain technology as claimed in claim 1, wherein the guide bar (9) is coated with a lubricating oil.
7. The fingerprint recognition apparatus with good heat dissipation effect based on the block chain technology as claimed in claim 1, wherein the inner wall of the fixing tube (12) is coated with a sealing grease.
8. The fingerprint recognition device with good heat dissipation effect based on the block chain technology as claimed in claim 1, wherein both ends of the guide rod (9) are provided with chamfers.
9. The fingerprint recognition apparatus with good heat dissipation effect based on the block chain technology as claimed in claim 1, wherein the material of the scraper (4) is rubber.
10. The fingerprint recognition device with good heat dissipation effect based on the block chain technology as claimed in claim 1, wherein the main body (1) is provided with an anti-corrosion zinc coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911255419.0A CN110956150A (en) | 2019-12-10 | 2019-12-10 | Fingerprint identification equipment with good heat dissipation effect based on block chain technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911255419.0A CN110956150A (en) | 2019-12-10 | 2019-12-10 | Fingerprint identification equipment with good heat dissipation effect based on block chain technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110956150A true CN110956150A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911255419.0A Withdrawn CN110956150A (en) | 2019-12-10 | 2019-12-10 | Fingerprint identification equipment with good heat dissipation effect based on block chain technology |
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| Country | Link |
|---|---|
| CN (1) | CN110956150A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111553998A (en) * | 2020-04-24 | 2020-08-18 | 深圳市飞龙云商贸有限公司 | Fingerprint attendance machine with dust removal function |
| CN111553999A (en) * | 2020-04-24 | 2020-08-18 | 深圳市飞龙云商贸有限公司 | Safe and reliable's fingerprint attendance machine |
| CN112169057A (en) * | 2020-10-23 | 2021-01-05 | 龙光容 | Wound surface flushing device for neurosurgery |
-
2019
- 2019-12-10 CN CN201911255419.0A patent/CN110956150A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111553998A (en) * | 2020-04-24 | 2020-08-18 | 深圳市飞龙云商贸有限公司 | Fingerprint attendance machine with dust removal function |
| CN111553999A (en) * | 2020-04-24 | 2020-08-18 | 深圳市飞龙云商贸有限公司 | Safe and reliable's fingerprint attendance machine |
| CN112169057A (en) * | 2020-10-23 | 2021-01-05 | 龙光容 | Wound surface flushing device for neurosurgery |
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