CN111144152A - Code scanning device with false scanning prevention function based on block chain - Google Patents
Code scanning device with false scanning prevention function based on block chain Download PDFInfo
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- CN111144152A CN111144152A CN201911377652.6A CN201911377652A CN111144152A CN 111144152 A CN111144152 A CN 111144152A CN 201911377652 A CN201911377652 A CN 201911377652A CN 111144152 A CN111144152 A CN 111144152A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10881—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices constructional details of hand-held scanners
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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Abstract
The invention relates to a code scanning device with an anti-false-scanning function based on a block chain, which comprises a main body, a handle, a glass plate and a code scanning device, wherein an anti-false-scanning mechanism is arranged on the main body and comprises a pressing plate, a fixed box, a movable plate, a connecting assembly, a first bearing, a rotating shaft, a cover plate, a dust removal assembly, two connecting rods and two first springs, the heat dissipation mechanism comprises a filter screen, a sealing plate, a bracket, an air cylinder, a piston, a supporting rod, a second spring, a connecting pipe and two transmission assemblies, the code scanning device with the anti-false-scanning function based on the block chain adopts a block chain technology to store data, so that the data safety degree is high, and the anti-false-scanning mechanism shields the glass plate through the cover plate when code scanning is not needed, so that the probability of false scanning is reduced, the reliability of code scanning is improved, and the function of dissipating heat inside the main body is realized through the heat, the normal work of the main body is prevented from being influenced by overhigh temperature in the main body.
Description
Technical Field
The invention relates to code scanning equipment with an anti-error scanning function based on a block chain.
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 and wide application range, and comprises code scanning equipment.
Prior art sweep a yard equipment and generally all adopt traditional data encryption mode, cause data to lose very easily, and, prior art sweeps a yard equipment and is sweeping a yard during operation, the inside temperature of main part can rise, if not dispel the heat in time, lead to the inside electronic component of main part to damage and unable normal work easily, the practicality of sweeping a yard equipment of prior art has been reduced, moreover, prior art sweeps a yard device of a yard equipment and is in operating condition always, lead to discerning other bar codes when need not to sweep a yard, thereby increased the probability of mistake and swept, the degree of accuracy of sweeping a yard has been reduced.
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 code scanning device with the false scanning prevention function based on the block chain is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a code scanning device with an anti-false-scanning function based on a block chain comprises a main body, a handle, a glass plate and a code scanning device, wherein an opening is formed in one side of the main body and matched with the glass plate, the glass plate is fixedly connected with the inner wall of the opening, the code scanning device is arranged in the main body and is arranged opposite to the glass plate, the handle is fixed below the main body, a processor and a memory are arranged in the main body, the processor is electrically connected with the memory, and the memory receives block chain data written by block chain nodes and stores the block chain data;
the anti-false-sweeping mechanism is arranged on the main body and comprises a pressing plate, a fixed box, a movable plate, a connecting assembly, a first bearing, a rotating shaft, a cover plate, a dust removal assembly, two connecting rods and two first springs, the fixed box is fixed below the main body, one side of the fixed box, which is far away from a handle, is provided with two small holes, the small holes correspond to the connecting rods one to one, one ends of the two connecting rods are respectively fixedly connected with two ends of the pressing plate, the other ends of the connecting rods penetrate through the small holes and are arranged in the fixed box, the other ends of the connecting rods are fixedly connected with the movable plate, the movable plate is hermetically connected with the inner wall of the fixed box, which is close to one side of the small holes, the two ends of the first springs are respectively connected with the inner wall of the fixed box, which is close to one side of the small holes, and, the first bearing is fixed on the inner wall of one side of the main body close to the through hole, one end of the rotating shaft is connected with the connecting assembly, the connecting assembly is connected with the pressing plate, the other end of the rotating shaft penetrates through the through hole and is arranged outside the main body, the other end of the rotating shaft is fixedly connected with the cover plate, the cover plate abuts against one side of the main body close to the opening, and the dust removal assembly is arranged inside the main body;
the heat dissipation mechanism comprises a filter screen, a sealing plate, a support, an air cylinder, a piston, a support rod, a second spring, a connecting pipe and two transmission assemblies, wherein the air cylinder is fixed in the main body, one side of the main body, which is far away from the opening, is provided with a heat dissipation opening, the inner wall of the filter screen and the heat dissipation opening are fixedly connected, one side of the sealing plate is supported on the inner wall of one side of the main body, which is close to the filter screen, the support is U-shaped, the two ends of the support are respectively fixedly connected with the two ends of the other side of the sealing plate, the piston is arranged in the air cylinder, the piston is hermetically connected with the inner wall of the air cylinder, one side of the air cylinder, which is far away from the filter screen, is provided with a round hole, one end of the support rod is fixedly connected with the piston, the two ends of, the inflator is communicated with the fixing box through a connecting pipe, the two transmission assemblies are arranged above and below the inflator respectively, the transmission assemblies are connected with the support, and the transmission assemblies are connected with the dust removal assembly.
Preferably, in order to ensure the safety of the internal facility data of the equipment, 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 intelligent degree of the device, 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 nodes and store the block chain data.
Preferably, in order to drive the rotating shaft to rotate, the connecting assembly comprises a pull wire, a rotating disc and a torsion spring, the rotating disc is fixedly connected with one end, far away from the cover plate, of the rotating shaft, the pull wire is wound on the rotating disc, the other end of the pull wire is fixedly connected with the pressing plate, and two ends of the torsion spring are respectively connected with the inner wall and the rotating shaft of the main body, close to one side of the through hole.
Preferably, in order to change the direction of the pull wire, the connecting assembly further comprises a fixed pulley fixed below the main body, and one end of the pull wire, which is far away from the rotating disc, bypasses the fixed pulley and is fixedly connected with the pressing plate.
Preferably, in order to drive the dust removal assembly to work, the transmission assembly comprises a second bearing, a screw rod, a ball screw bearing and a transmission unit, the second bearing is fixed on the inner wall of the main body, close to one side of the heat dissipation opening, one end of the screw rod is fixedly connected with the inner ring of the second bearing, the other end of the screw rod is connected with the dust removal assembly through the transmission unit, the ball screw bearing is sleeved on the screw rod, a connection part of the ball screw bearing and the screw rod is provided with threads matched with the screw rod, and the ball screw bearing is fixedly connected with the support.
Preferably, in order to transmit power, the transmission unit comprises a first bevel gear and a second bevel gear, the first bevel gear is fixedly connected with one end of the screw rod, which is far away from the second bearing, the second bevel gear is connected with the dust removal assembly, and the first bevel gear is meshed with the second bevel gear.
Preferably, in order to realize the dust removing function, the dust removing assembly comprises a nozzle, an air inlet pipe, an air outlet pipe, a connecting box, a connecting plate, a sliding block, a crankshaft, a connecting rod and two third bearings, the connecting box is fixed inside the main body, the lower part of the connecting box is communicated with the outside of the main body through the air inlet pipe, the nozzle is fixed above the main body and is communicated with the upper part of the connecting box through the air outlet pipe, the connecting plate is arranged inside the connecting box, the connecting plate is hermetically connected with the inner wall of the connecting box, one end of the connecting rod is fixedly connected with the connecting plate, a perforation is arranged on one side of the connecting box close to the air cylinder, the other end of the connecting rod penetrates through the perforation to be hinged with the sliding block, the third bearings are fixed on one side of the connecting box close to the perforation, and two ends of, the slider cover is established on the bent axle, the both ends of bent axle respectively with two second bevel gear fixed connection.
Preferably, the first bevel gear is coated with grease in order to make the second bevel gear smoothly rotate.
Preferably, a seal ring is fixed to the sealing plate on a side close to the screen to improve sealing performance.
The code scanning device with the false scanning prevention function based on the block chain has the advantages that the data safety degree is high by adopting the block chain technology for data storage, the code scanning device with the false scanning prevention function based on the block chain is provided with the false scanning prevention mechanism, and when the code scanning is not needed, the glass plate is shielded through the cover plate, so that the probability of false scanning is reduced, the reliability of code scanning is improved, the function of heat dissipation of the inner part of the main body is realized through the heat dissipation mechanism, and the influence on the normal work of the main body due to overhigh temperature is avoided.
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 code scanning device with an anti-false-scan function based on blockchains according to the present invention;
FIG. 2 is a schematic structural diagram of a block chain-based code scanning device with an anti-false-scan function 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;
in the figure: 1. the handle comprises a handle, 2 a main body, 3 a glass plate, 4 a code sweeping device, 5 a pressing plate, 6 a connecting rod, 7 a fixed box, 8 a first spring, 9 a moving plate, 10 a pull wire, 11 a rotating disc, 12 a torsion spring, 13 a rotating shaft, 14 a cover plate, 15 a fixed pulley, 16 a filter screen, 17 a connecting pipe, 18 an air cylinder, 19 a piston, 20 a supporting rod, 21 a second spring, 22 a bracket, 23 a sealing plate, 24 a sealing ring, 25 a ball screw bearing, 26 a screw rod, 27 a first bevel gear, 28 a second bevel gear, 29 a crankshaft, 30 a sliding block, 31 a connecting rod, 32 a connecting box, 33 a connecting plate, 34 an air inlet pipe, 35 an air outlet pipe and 36 a nozzle.
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 code scanning device with an anti-false-scanning function based on a block chain comprises a main body 2, a handle 1, a glass plate 3 and a code scanning device 4, wherein a processor and a memory are arranged in the main body 2, 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 comprises 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 comprises 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 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.
Through the block chain system, the safety of data storage can be guaranteed, and the intelligent degree of equipment is improved.
As shown in fig. 2, an opening is formed in one side of the main body 2, the opening is matched with the glass plate 3, the glass plate 3 is fixedly connected with the inner wall of the opening, the code scanning device 4 is arranged inside the main body 2, the code scanning device 4 is arranged opposite to the glass plate 3, and the handle 1 is fixed below the main body 2;
as shown in fig. 2-3, the main body 2 is provided with an anti-false-sweeping mechanism, the anti-false-sweeping mechanism comprises a pressing plate 5, a fixed box 7, a moving plate 9, a connecting assembly, a first bearing, a rotating shaft 13, a cover plate 14, a dust removing assembly, two connecting rods 6 and two first springs 8, the fixed box 7 is fixed below the main body 2, one side of the fixed box 7 away from the handle 1 is provided with two small holes, the small holes correspond to the connecting rods 6 one by one, one end of each of the two connecting rods 6 is fixedly connected with two ends of the pressing plate 5, the other end of each of the two connecting rods 6 passes through the small holes and is arranged inside the fixed box 7, the other end of each of the two connecting rods 6 is fixedly connected with the moving plate 9, the moving plate 9 is connected with the inner wall of the fixed box 7 in a sealing manner, the moving plates at two ends of the, the connecting assembly is arranged on the inner wall of one side, close to the opening, of the main body 2, a through hole is formed in one side, close to the opening, of the main body 2, the first bearing is fixed on the inner wall of one side, close to the through hole, of the main body 2, one end of the rotating shaft 13 is connected with the connecting assembly, the connecting assembly is connected with the pressing plate 5, the other end of the rotating shaft 13 penetrates through the through hole and is arranged outside the main body 2, the other end of the rotating shaft 13 is fixedly connected with the cover plate 14, the cover plate 14 abuts against one side, close to the opening, of the main body 2, and the dust;
when the sign indicating number is swept to needs, artificially press down clamp plate 5, make clamp plate 5 remove to the direction that is close to fixed box 7, drive movable plate 9 through connecting rod 6 and remove to the direction of keeping away from the aperture, tensile first spring 8 simultaneously, when clamp plate 5 removes, drive coupling assembling work, make pivot 13 rotate, thereby drive apron 14 and rotate, make glass plate 3 expose, be convenient for sweep sign indicating number device 4 and sweep sign indicating number work, through the removal of movable plate 9, make heat dissipation mechanism work, drive dust removal component work simultaneously, the work of blowing to glass plate 3, avoid the dust to cover on glass plate 3, the sign indicating number precision is swept in the influence.
As shown in fig. 2, 4 and 5, the heat dissipation mechanism includes a filter screen 16, a sealing plate 23, a support 22, a cylinder 18, a piston 19, a support rod 20, a second spring 21, a connecting pipe 17 and two transmission components, the cylinder 18 is fixed inside the main body 2, one side of the main body 2 away from the opening is provided with a heat dissipation port, the filter screen 16 is fixedly connected with the inner wall of the heat dissipation port, one side of the sealing plate 23 is abutted against the inner wall of the main body 2 close to one side of the filter screen 16, the support 22 is U-shaped, two ends of the support 22 are respectively fixedly connected with two ends of the other side of the sealing plate 23, the piston 19 is arranged inside the cylinder 18, the piston 19 is hermetically connected with the inner wall of the cylinder 18, one side of the cylinder 18 away from the filter screen 16 is provided with a round hole, one end of the support rod 20 is fixedly connected with the piston 19, the other end of the support rod, the two ends of the second spring 21 are respectively connected with the inner wall of one side of the air cylinder 18 close to the round hole and the piston 19, the air cylinder 18 is communicated with the fixed box 7 through the connecting pipe 17, the two transmission assemblies are respectively arranged above and below the air cylinder 18 and connected with the bracket 22, and the transmission assemblies are connected with the dust removal assembly.
When the movable plate 9 moves towards the direction far away from the small hole, the air in the fixed box 7 passes through the inside of the connecting pipe 17 leading-in inflator 18, so that the piston 19 moves towards the direction near the round hole, meanwhile, the second spring 21 is compressed, the support 22 is driven to move through the support rod 20, the sealing plate 23 is driven to move towards the direction far away from the filter screen 16, the external air conveniently enters the inside of the main body 2 after being dedusted by the filter screen 16, the radiating function is realized, the normal work of the equipment caused by overhigh temperature in the main body 2 is avoided, when the support 22 moves, the transmission assembly is also driven to work, the dust removal assembly works, the glass plate 3 is blown, the dust is prevented from covering on the glass plate 3, and the code scanning precision is influenced.
Preferably, in order to ensure the safety of the internal facility data of the equipment, 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 intelligent degree of the device, 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 nodes and store the block chain data.
Preferably, in order to drive the rotating shaft 13 to rotate, the connecting assembly comprises a pull wire 10, a rotating disc 11 and a torsion spring 12, the rotating disc 11 is fixedly connected with one end, far away from the cover plate 14, of the rotating shaft 13, the pull wire 10 is wound on the rotating disc 11, the other end of the pull wire 10 is fixedly connected with the pressing plate 5, and two ends of the torsion spring 12 are respectively connected with the inner wall of the main body 2, close to one side of the through hole, and the rotating shaft 13.
Preferably, in order to change the direction of the pulling wire 10, the connecting assembly further comprises a fixed pulley 15, the fixed pulley 15 is fixed below the main body 2, and one end of the pulling wire 10, which is far away from the rotating disc 11, passes through the fixed pulley 15 and is fixedly connected with the pressure plate 5.
When the clamp plate 5 moves, drive the carousel 11 through the 10 that acts as go-between and rotate, make pivot 13 rotate, torsion spring 12 takes place deformation simultaneously, thereby drive apron 14 and rotate, make glass board 3 expose, be convenient for sweep yard device 4 and sweep yard work, when need not to sweep the yard, release clamp plate 5, restoring force through torsion spring 12, drive pivot 13 antiport, make apron 14 rotate to the direction that is close to glass board 3, make apron 14 cover glass board 3, thereby the probability of sweeping the mistake has been reduced, the reliability of sweeping the yard has been improved.
Preferably, in order to drive the dust removal assembly to work, the transmission assembly comprises a second bearing, a screw rod 26, a ball screw bearing 25 and a transmission unit, the second bearing is fixed on the inner wall of the side, close to the heat dissipation port, of the main body 2, one end of the screw rod 26 is fixedly connected with the inner ring of the second bearing, the other end of the screw rod 26 is connected with the dust removal assembly through the transmission unit, the ball screw bearing 25 is sleeved on the screw rod 26, a thread matched with the screw rod 26 is arranged at the joint of the ball screw bearing 25 and the screw rod 26, and the ball screw bearing 25 is fixedly connected with the support 22.
Preferably, the transmission unit comprises a first bevel gear 27 and a second bevel gear 28 for transmitting power, the first bevel gear 27 is fixedly connected with one end of the screw rod 26 far away from the second bearing, the second bevel gear 28 is connected with the dust removing component, and the first bevel gear 27 is meshed with the second bevel gear 28.
Preferably, in order to realize the dust removing function, the dust removing assembly includes a nozzle 36, an air inlet pipe 34, an air outlet pipe 35, a connection box 32, a connection plate 33, a slider 30, a crankshaft 29, a connection rod 31, and two third bearings, the connection box 32 is fixed inside the main body 2, a lower portion of the connection box 32 communicates with an outside of the main body 2 through the air inlet pipe 34, the nozzle 36 is fixed above the main body 2, the nozzle 36 communicates with an upper portion of the connection box 32 through the air outlet pipe 35, the connection plate 33 is disposed inside the connection box 32, the connection plate 33 is hermetically connected with an inner wall of the connection box 32, one end of the connection rod 31 is fixedly connected with the connection plate 33, one side of the connection box 32 adjacent to the air cylinder 18 is provided with a through hole, the other end of the connection rod 31 is hinged to the slider 30 through the through hole, the third bearings are fixed on one side, the two ends of the crankshaft 29 are respectively fixedly connected with the inner rings of the two third bearings, the sliding block 30 is sleeved on the crankshaft 29, and the two ends of the crankshaft 29 are respectively fixedly connected with the two second bevel gears 28.
When the device performs code scanning operation, the pressing plate 5 is manually pressed, so that the air in the fixing box 7 is introduced into the inner part of the air cylinder 18 through the connecting pipe 17, the piston 19 moves towards the direction close to the circular hole, the second spring 21 is compressed, the support 22 is driven to move through the support rod 20, the ball screw bearing 25 is driven to move along the screw rod 26, the screw rod 26 rotates, the first bevel gear 27 is driven to rotate, the crankshaft 29 rotates through the engagement of the first bevel gear 27 and the second bevel gear 28, the slider 30 is driven to rotate, the connecting rod 31 drives the connecting plate 33 to move in the connecting box 32 in a reciprocating manner, so that the air outside the main body 2 is introduced into the connecting box 32 through the air inlet pipe 34 and then introduced into the nozzle 36 from the air outlet pipe 35, the nozzle 36 blows air to the glass plate 3, thereby realizing the dust removal function and avoiding dust covering on the glass plate 3, affecting the code scanning precision.
Preferably, in order to make the second bevel gear 28 smoothly rotate, the first bevel gear 27 is coated with grease, so that the friction between the first bevel gear 27 and the second bevel gear 28 is reduced, and the second bevel gear 28 smoothly rotates, thereby improving the smoothness of the rotation of the crankshaft 29.
Preferably, a sealing ring 24 is fixed to the sealing plate 23 on a side close to the screen 16 for improving sealing performance.
When a code needs to be swept, the pressing plate 5 is manually pressed, so that the pressing plate 5 moves towards the direction close to the fixed box 7, the moving plate 9 is driven by the connecting rod 6 to move towards the direction away from the small hole, the first spring 8 is simultaneously stretched, when the pressing plate 5 moves, the connecting assembly is driven to work, the rotating shaft 13 is driven to rotate, the cover plate 14 is driven to rotate, the glass plate 3 is exposed, the code sweeping device 4 is convenient to sweep the code, air in the fixed box 7 is led into the inner part of the air cylinder 18 through the connecting pipe 17 through the moving plate 9, the piston 19 moves towards the direction close to the circular hole, the second spring 21 is compressed, the support 22 is driven to move through the support rod 20, the sealing plate 23 is driven to move towards the direction away from the filter screen 16, external air is convenient to enter the inner part of the main body 2 after being dedusted by the filter screen 16, the heat dissipation function is realized, and the normal, when the support 22 moves, the ball screw bearing 25 is driven to move along the screw rod 26, so that the screw rod 26 rotates, the first bevel gear 27 is driven to rotate, the first bevel gear 27 is meshed with the second bevel gear 28, the crankshaft 29 rotates, the sliding block 30 is driven to rotate, the connecting plate 33 is driven to move in the connecting box 32 in a reciprocating mode through the connecting rod 31, the air outside the main body 2 is led into the inside of the connecting box 32 through the air inlet pipe 34, the inside of the nozzle 36 is led into the air outlet pipe 35, the nozzle 36 blows air towards the glass plate 3, the dust removing function is achieved, the dust is prevented from being covered on the glass plate 3, and the code scanning precision is influenced.
Compared with the prior art, this sweep yard equipment based on function is swept to mistake of block chain has is through preventing mistake and sweep the mechanism, when need not to sweep the sign indicating number, shelter from glass board 3 through apron 14, thereby the probability of sweeping by mistake has been reduced, the reliability of sweeping the sign indicating number has been improved, through heat dissipation mechanism, the radiating function in main part 2 has been realized, avoid the interior high temperature of main part 2 and influence its normal work, compare with current heat dissipation mechanism, this heat dissipation mechanism and prevent mistake and sweep the mechanism as an organic whole link gear, when realizing the heat dissipation, can also carry out dust removal work to glass board 3, thereby avoid the dust to cover on glass board 3, the sign indicating number work is swept in the influence.
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 code scanning device with an anti-false scanning function based on a block chain comprises a main body (2), a handle (1), a glass plate (3) and a code scanning device (4), wherein an opening is formed in one side of the main body (2), the opening is matched with the glass plate (3), the glass plate (3) is fixedly connected with the inner wall of the opening, the code scanning device (4) is arranged inside the main body (2), the code scanning device (4) is arranged opposite to the glass plate (3), and the handle (1) is fixed below the main body (2), and is characterized in that a processor and a memory are arranged in the main body (2) and electrically connected with each other, and the memory receives block chain data written by block chain nodes and stores the block chain data;
be equipped with on main part (2) and prevent mistake and sweep the mechanism, prevent mistake and sweep mechanism and include clamp plate (5), fixed box (7), movable plate (9), coupling assembling, first bearing, pivot (13), apron (14), dust removal component, two connecting rods (6) and two first spring (8), the below at main part (2) is fixed in fixed box (7), one side of keeping away from handle (1) of fixed box (7) is equipped with two apertures, aperture and connecting rod (6) one-to-one, the one end of two connecting rods (6) respectively with the both ends fixed connection of clamp plate (5), the other end of connecting rod (6) passes the inside that the aperture set up at fixed box (7), the other end and movable plate (9) fixed connection of connecting rod (6), the inner wall sealing connection of movable plate (9) and fixed box (7), the both ends of first spring (8) respectively with the inner wall and movable plate (9) that are close to one side of fixed box (7) one side of aperture and movable plate (9), the both ends ) The side of the main body (2) close to the opening is connected, the connecting assembly is arranged on the inner wall of the side of the main body (2) close to the opening, a through hole is formed in the side of the main body (2) close to the opening, the first bearing is fixed on the inner wall of the side of the main body (2) close to the through hole, one end of the rotating shaft (13) is connected with the connecting assembly, the connecting assembly is connected with the pressing plate (5), the other end of the rotating shaft (13) penetrates through the through hole and is arranged outside the main body (2), the other end of the rotating shaft (13) is fixedly connected with the cover plate (14), the cover plate (14) abuts against the side of the main body (2) close to the opening, and the dust removal assembly is arranged;
the heat dissipation mechanism comprises a filter screen (16), a sealing plate (23), a support (22), an air cylinder (18), a piston (19), a support rod (20), a second spring (21), a connecting pipe (17) and two transmission assemblies, wherein the air cylinder (18) is fixed in the main body (2), one side, away from the opening, of the main body (2) is provided with a heat dissipation opening, the filter screen (16) is fixedly connected with the inner wall of the heat dissipation opening, one side of the sealing plate (23) is abutted against the inner wall, close to one side of the filter screen (16), of the main body (2), the support (22) is U-shaped, two ends of the support (22) are respectively fixedly connected with two ends of the other side of the sealing plate (23), the piston (19) is arranged in the air cylinder (18), the inner wall of the piston (19) is hermetically connected with the air cylinder (18), one side, away from the filter screen (16), of the air cylinder (18), the one end and piston (19) fixed connection of branch (20), the other end of branch (20) passes round hole and support (22) fixed connection, the both ends of second spring (21) are connected with inner wall and piston (19) that are close to one side of round hole of inflator (18) respectively, inflator (18) are through connecting pipe (17) and fixed box (7) intercommunication, and two drive assembly set up respectively in the top and the below of inflator (18), drive assembly is connected with support (22), drive assembly is connected with the dust removal subassembly.
2. The code scanning device with the anti-false-scan function based on the blockchain as claimed in 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 incentive layer, a contract layer and an application layer, and the blockchain data is derived from the data layer.
3. The device according to 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 and store the blockchain data written by the blockchain node.
4. The block chain-based code scanning device with the anti-false-scanning function according to claim 1, wherein the connecting assembly comprises a pull wire (10), a rotary disc (11) and a torsion spring (12), the rotary disc (11) is fixedly connected with one end of the rotary shaft (13) far away from the cover plate (14), the pull wire (10) is wound on the rotary disc (11), the other end of the pull wire (10) is fixedly connected with the pressing plate (5), and two ends of the torsion spring (12) are respectively connected with the inner wall of the main body (2) on one side close to the through hole and the rotary shaft (13).
5. The block chain-based code scanning device with the anti-false-scanning function according to claim 4, wherein the connecting assembly further comprises a fixed pulley (15), the fixed pulley (15) is fixed below the main body (2), and one end of the pull wire (10) far away from the rotating disc (11) is fixedly connected with the pressing plate (5) by passing through the fixed pulley (15).
6. The block chain-based code scanning device with the anti-false-scanning function according to claim 1, wherein the transmission assembly comprises a second bearing, a screw rod (26), a ball screw bearing (25) and a transmission unit, the second bearing is fixed on the inner wall of one side of the main body (2) close to the heat dissipation port, one end of the screw rod (26) is fixedly connected with an inner ring of the second bearing, the other end of the screw rod (26) is connected with the dust removal assembly through the transmission unit, the ball screw bearing (25) is sleeved on the screw rod (26), a connection part of the ball screw bearing (25) and the screw rod (26) is provided with a thread matched with the screw rod (26), and the ball screw bearing (25) is fixedly connected with the support (22).
7. The block chain-based code scanning device with the anti-false-scanning function according to claim 6, wherein the transmission unit comprises a first bevel gear (27) and a second bevel gear (28), the first bevel gear (27) is fixedly connected with one end of the screw rod (26) far away from the second bearing, the second bevel gear (28) is connected with the dust removing component, and the first bevel gear (27) is meshed with the second bevel gear (28).
8. The block chain-based code scanning device with the false scanning prevention function according to claim 7, wherein the dust removing assembly comprises a nozzle (36), an air inlet pipe (34), an air outlet pipe (35), a connecting box (32), a connecting plate (33), a slider (30), a crankshaft (29), a connecting rod (31) and two third bearings, the connecting box (32) is fixed inside the main body (2), the lower part of the connecting box (32) is communicated with the outside of the main body (2) through the air inlet pipe (34), the nozzle (36) is fixed above the main body (2), the nozzle (36) is communicated with the upper part of the connecting box (32) through the air outlet pipe (35), the connecting plate (33) is arranged inside the connecting box (32), the connecting plate (33) is hermetically connected with the inner wall of the connecting box (32), and one end of the connecting rod (31) is fixedly connected with the connecting plate (33), one side that is close to inflator (18) of connecting box (32) is equipped with the perforation, the other end of connecting rod (31) passes the perforation and is articulated with slider (30), the third bearing is fixed on the one side that is close to the perforation of connecting box (32), the both ends of bent axle (29) respectively with the inner circle fixed connection of two third bearings, slider (30) cover is established on bent axle (29), the both ends of bent axle (29) respectively with two second bevel gear (28) fixed connection.
9. The block chain-based code scanning device with anti-false-scanning function according to claim 8, wherein the first bevel gear (27) is coated with grease.
10. The block chain-based code scanning device with the anti-false-scanning function as claimed in claim 1, wherein a sealing ring (24) is fixed on one side of the sealing plate (23) close to the filter screen (16).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911377652.6A CN111144152A (en) | 2019-12-27 | 2019-12-27 | Code scanning device with false scanning prevention function based on block chain |
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| CN201911377652.6A CN111144152A (en) | 2019-12-27 | 2019-12-27 | Code scanning device with false scanning prevention function based on block chain |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619248A (en) * | 2020-06-05 | 2020-09-04 | 真益电子（深圳）有限公司 | Portable high-speed thermal printer |
| CN118149974A (en) * | 2024-05-10 | 2024-06-07 | 长春理工大学 | Multispectral polarization imaging detection device with multi-angle adjusting function |
-
2019
- 2019-12-27 CN CN201911377652.6A patent/CN111144152A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619248A (en) * | 2020-06-05 | 2020-09-04 | 真益电子（深圳）有限公司 | Portable high-speed thermal printer |
| CN118149974A (en) * | 2024-05-10 | 2024-06-07 | 长春理工大学 | Multispectral polarization imaging detection device with multi-angle adjusting function |
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