CN109493468A - A kind of Intelligent door access control device based on block chain technology - Google Patents
A kind of Intelligent door access control device based on block chain technology Download PDFInfo
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- CN109493468A CN109493468A CN201811188413.1A CN201811188413A CN109493468A CN 109493468 A CN109493468 A CN 109493468A CN 201811188413 A CN201811188413 A CN 201811188413A CN 109493468 A CN109493468 A CN 109493468A
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- Prior art keywords
- block chain
- fixed
- block
- access control
- identification
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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
- G07C9/00—Individual registration on entry or exit
- G07C9/20—Individual registration on entry or exit involving the use of a pass
-
- 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
- G07C9/00—Individual registration on entry or exit
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
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- General Physics & Mathematics (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The present invention relates to a kind of Intelligent door access control devices based on block chain technology, including doorframe, pedestal, fixed door, mobile door, blocked mechanical system and identification box, it identifies and is equipped with drive block in box, identification mechanism and cleaning mechanism, cavity is equipped in drive block, driving mechanism is equipped in cavity, identification mechanism includes two recognizer components, recognizer component includes screw rod, movable block, bearing, clamping plate, several first springs and four position-limiting units, cleaning mechanism includes lifting assembly, elevating lever, roller bearing, roller and two mounting assemblies, the Intelligent door access control device based on block chain technology, data storage is carried out using block chain technology, so that data safety degree is high, and, palm vein is identified by identification mechanism, to determine the legitimacy of identity, moreover, after identification, cleaning mechanism cleans clamping plate, remove clamping plate On dirt, prevent the palm of next visitor dirty, to improve the practicability of equipment.
Description
Technical field
The present invention relates to a kind of Intelligent door access control devices based on block chain technology.
Background technique
Block chain technology is that algorithm of knowing together with storing data, using distributed node is verified using block linked data structure
Guarantee the safety of data transmission and access with more new data, in the way of cryptography, using by automatized script generation to generate
The intelligent contract of code composition programs the completely new distributed basis framework and calculation of one kind with operation data, is distributed
The new application mode of the computer technologies such as data storage, point-to-point transmission, common recognition mechanism, Encryption Algorithm.
The data safety degree of block chain technology is higher, and application is also very extensive, wherein just including that people lead in security protection
The commonly used Intelligent door access control device of institute in domain.
The gate inhibition of the prior art is typically all to use traditional data encryption mode, it is easy to loss of data is caused, also,
The gate inhibition of the prior art is upper usually all to install camera or fingerprint device, to carry out recognition of face and fingerprint recognition, to reach
To the purpose of verifying identity, but existing face recognition technology is easy the interference effect by optical fiber, and uses fingerprint recognition
When, when finger overdrying or excessively humidity, and fingerprint recognition can be made to fail, so that entrance guard device is easy in authentication
There is mistake, thereby reduces the practicability of existing entrance guard device.
Summary of the invention
The technical problem to be solved by the present invention is for overcome the deficiencies in the prior art, providing a kind of based on block chain skill
The Intelligent door access control device of art.
The technical solution adopted by the present invention to solve the technical problems is: a kind of intelligent entrance guard dress based on block chain technology
It sets, including doorframe, pedestal, fixed door, mobile door, blocked mechanical system and identification box, the shape of the doorframe are U-shaped, the doorframe
U-shaped opening it is downward, the doorframe is fixed on the top of pedestal, and the fixed door and identification box are separately fixed at the two sides of doorframe
Inner wall on, the blocked mechanical system is located at the side of the separate identification box of fixed door, and the movement door is located at the close of fixed door
Identify the side of box, the blocked mechanical system and mobile door transmission connection, the bottom of the identification box is equipped with opening, the identification box
Interior to be equipped with drive block, identification mechanism and cleaning mechanism, the cleaning mechanism is located at the lower section of drive block, is equipped with place in the doorframe
Device and memory are managed, the processor and memory electrical connection, the memory receive the block chain number of block chain link point write-in
According to, and block chain data are stored；
It is equipped with cavity in the drive block, driving mechanism is equipped in the cavity, the identification mechanism includes two identifications
Component, two recognizer components are located on the inner wall of the two sides of identification box, and the recognizer component includes screw rod, movable block, axis
It holds, clamping plate, several first springs and four position-limiting units, the quadrangle of the clamping plate pass through four position-limiting units and identification box respectively
Inner wall connection, the clamping plate connect by the first spring with the inner wall for identifying box, the top of the driving mechanism and screw rod biography
The bottom end of dynamic connection, the screw rod is arranged in bearing, and the bearing is fixed on the bottom in identification box, and the movable block is arranged
On screw rod, the movable block be equipped with the junction of screw rod and the matched screw thread of screw rod, the close clamping plate of two movable blocks
Side on be respectively equipped with infrared transmitter and imaging sensor, the infrared transmitter and imaging sensor with processor electricity
Connection, the top and bottom end of the clamping plate are all provided with jagged, and the two sides of the movable block are equipped with slip ring and sliding rail, the sliding rail
Shape be U-shaped, the both ends of the sliding rail be fixed on identification box inner wall on, the slip ring is fixed on movable block, the cunning
Ring set is set on the slide rail；
The cleaning mechanism includes lifting assembly, elevating lever, roller bearing, roller and two mounting assemblies, the lifting assembly,
Elevating lever and roller are successively set on the lower section of drive block from top to down, and the lifting assembly and elevating lever are sequentially connected, and two
Mounting assembly is located at the lower section at the both ends of elevating lever, and the roller bearing is located between two mounting assemblies, and the roller is arranged
On roller bearing, the lifting assembly includes air pump, cylinder, piston, movable block, expansion bracket, sliding block and slide bar, the shape of the slide bar
Shape is U-shaped, and the both ends of the slide bar are fixed on the top of elevating lever, and the sliding block is set on slide bar, the air pump and processing
Device electrical connection, the air pump are connected to cylinder, and the cylinder is fixed on the lower section of drive block, and one end of the piston is arranged in gas
In cylinder, the other end of the piston is fixedly connected with movable block, the two sides on the top of the expansion bracket respectively with cylinder and activity
Block is hinged, and the two sides of the bottom end of the expansion bracket are hinged with elevating lever and sliding block respectively.
Preferably, being equipped with block catenary system, the block in the processor to improve the safety of data storage
Catenary system includes data Layer, network layer, common recognition layer, excitation layer, contract layer and application layer, and the block chain data source is in data
Layer.
Preferably, in order to improve the intelligence degree of equipment, the processor is single-chip microcontroller or PLC, the memory
Including memory database and disk database, the memory database and disk database receive the write-in of block chain link point respectively
Block chain data, and block chain data are stored.
Preferably, in order to control the position of mobile door, the blocked mechanical system includes first motor, first connecting rod and second
Connecting rod, the first motor are fixed in fixed door, and the first motor is electrically connected with processor, the first motor and first
Link transmission connection, the first connecting rod are connect by second connecting rod and mobile door hinge.
Preferably, the steady movement in order to realize mobile door, the upper and lower ends of the movable plate are equipped with track and two
A idler wheel, two tracks are separately fixed at the top in the top and doorframe of pedestal, and the idler wheel is fixedly connected with mobile door, institute
Idler wheel is stated to be slidably connected with track.
Preferably, the position-limiting unit includes gag lever post and position-limiting tube, the limit for the moving direction of strap
One end of position bar is fixed on the inner wall of identification box, and the other end of the gag lever post is arranged in position-limiting tube, and the position-limiting tube is solid
It is scheduled on clamping plate.
Preferably, whether for the ease of having hand to protrude between detection clamping plate the side of the close screw rod of the clamping plate is set
There is range sensor, the range sensor is electrically connected with processor.
Preferably, the handling of roller for convenience, the mounting assembly includes casing, protrusive board, cross bar, riser and two
Second spring, the riser are fixed on the lower section of elevating lever, and the protrusive board is located at the side of the separate roller of riser, described sleeve pipe
It is set on roller bearing, described sleeve pipe is connect by second spring with riser, and the second spring is in compressive state, described sleeve pipe
It is fixedly connected by cross bar with protrusive board, the riser is set on cross bar.
Preferably, the driving mechanism includes the second motor, driving wheel, conveyer belt and two in order to drive screw rod to rotate
A transmission component, second motor are fixed in cavity, and second motor is electrically connected with processor, second motor with
Driving wheel transmission connection, two transmission components are located at the both ends of conveyer belt, and the transmission component includes driving wheel and support
Unit, the driving wheel tube are located on screw rod, and the driving wheel is connect with support unit.
Preferably, the support unit includes support ring and two snap-gauges, the support ring for support screw rotation
It is fixed in cavity, the support ring is set on screw rod, and two snap-gauges are located above and below support ring, the card
Plate is fixed on screw rod.
The invention has the advantages that being somebody's turn to do the Intelligent door access control device based on block chain technology, carried out using block chain technology
Data storage, so that data safety degree is high, also, identifies palm vein by identification mechanism, to determine identity
Legitimacy, compared with existing identification mechanism, which is not influenced by light, palm damp condition, keeps identification more steady
Fixed reliable, moreover, after identification, cleaning mechanism cleans clamping plate, removes the dirt on clamping plate, prevents next
The palm of visitor is dirty, so that the practicability of equipment is improved, compared with existing cleaning mechanism, the cleaning mechanism structure spirit
It is living, it is easy to disassemble.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the systematic schematic diagram of the block catenary system of the Intelligent door access control device of the invention based on block chain technology；
Fig. 2 is the structural schematic diagram of the Intelligent door access control device of the invention based on block chain technology；
Fig. 3 is the cross-sectional view of the identification box of the Intelligent door access control device of the invention based on block chain technology；
Fig. 4 is the structural schematic diagram of the cleaning mechanism of the Intelligent door access control device of the invention based on block chain technology；
Fig. 5 is the structural schematic diagram of the driving mechanism of the Intelligent door access control device of the invention based on block chain technology；
In figure: 1. doorframes, 2. pedestals, 3. fixed doors, 4. mobile doors, 5. identification boxes, 6. screw rods, 7. movable blocks, 8. bearings,
9. clamping plate, 10. first springs, 11. infrared transmitters, 12. imaging sensors, 13. elevating levers, 14. roller bearings, 15. rollers, 16.
Air pump, 17. cylinders, 18. pistons, 19. movable blocks, 20. expansion brackets, 21. sliding blocks, 22. slide bars, 23. first motors, 24. first
Connecting rod, 25. second connecting rods, 26. tracks, 27. idler wheels, 28. gag lever posts, 29. position-limiting tubes, 30. range sensors, 31. casings,
32. protrusive board, 33. cross bars, 34. risers, 35. second springs, 36. second motors, 37. driving wheels, 38. conveyer belts, 39. transmissions
Wheel, 40. support rings, 41. snap-gauges, 42. slip rings, 43. sliding rails, 44. drive blocks.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, a kind of Intelligent door access control device based on block chain technology, including doorframe 1, pedestal 2, fixed door 3, shifting
Dynamic door 4, blocked mechanical system and identification box 5, the doorframe 1 is interior to be equipped with processor and memory, and the processor and memory are electrically connected
It connects, the memory receives the block chain data of block chain link point write-in, and stores to block chain data, the processor
Interior to be equipped with block catenary system, the block catenary system includes data Layer, network layer, common recognition layer, excitation layer, contract layer and application
Layer, the block chain data source are single-chip microcontroller or PLC in data Layer, the processor, and the memory includes internal storage data
Library and disk database, the memory database and disk database receive the block chain data of block chain link point write-in respectively,
And block chain data are stored.
In fact, processor is mainly used for handling data, and memory is stored for data, herein:
Data Layer encapsulates bottom data block and the technologies such as relevant data encryption and timestamp；
In fact, the block chain data that memory database and disk database receive or store come from data
Layer.
Network layer then includes distributed networking mechanism, data dissemination mechanism and data authentication mechanism etc.；
All kinds of common recognition algorithms of common recognition layer predominant package network node；
Economic factor is integrated into block chain technical system by excitation layer, main issuing mechanism including economic incentives and
Distribution mechanism etc.；
All kinds of scripts of contract layer predominant package, algorithm and intelligent contract, are the bases of block chain programmable features；
Application layer then encapsulates the various application scenarios and case of block chain.
As Figure 2-3, the shape of the doorframe 1 is U-shaped, and the U-shaped opening of the doorframe 1 is downward, and the doorframe 1 is fixed
On the inner wall for the two sides that the top of pedestal 2, the fixed door 3 are separately fixed at doorframe 1 with identification box 5, the blocked mechanical system
Positioned at the side of the separate identification box 5 of fixed door 3, the movement door 4 is located at the side of the close identification box 5 of fixed door 3, described
Blocked mechanical system and mobile door 4 are sequentially connected, and the bottom of the identification box 5 is equipped with opening, are equipped with drive block in the identification box 5
44, identification mechanism and cleaning mechanism, the cleaning mechanism are located at the lower section of drive block 44, be equipped in the doorframe 1 processor and
Memory, the processor and memory electrical connection, the memory receive the block chain data of block chain link point write-in, and right
Block chain data are stored；
In the Intelligent door access control device, the position of pedestal 2 and doorframe 1 is fixed, and fixed door 3 is fixed on the interior of the side of doorframe 1
On wall, when someone needs through doorframe 1, the side of identification box 5 is stood by, palm is stretched from the opening of identification 5 bottom of box
Enter to identify in box 5, the palm vein of visitor be identified using the identification mechanism in identification box 5, so that it is determined that identity, works as body
After part is legal, blocked mechanical system controls direction movement of the mobile door 4 to the side far from identification box 5, so that visitor be facilitated to pass through door
Frame 1, otherwise blocked mechanical system is failure to actuate, and mobile door 4 and fixed door 3 block doorframe 1, prevents unauthorized person from passing through the gate inhibition.
As shown in figure 3, being equipped with cavity in the drive block 44, driving mechanism, the identification mechanism are equipped in the cavity
Including two recognizer components, two recognizer components are located on the inner wall of the two sides of identification box 5, and the recognizer component includes silk
Bar 6, movable block 7, bearing 8, clamping plate 9, several first springs 10 and four position-limiting units, the quadrangle of the clamping plate 9 pass through respectively
Four position-limiting units are connect with the inner wall of identification box 5, and the clamping plate 9 is connect by the first spring 10 with the inner wall for identifying box 5, institute
The top for stating driving mechanism and screw rod 6 is sequentially connected, and the bottom end of the screw rod 6 is arranged in bearing 8, and the bearing 8 is fixed on
Identify the bottom in box 5, the movable block 7 is set on screw rod 6, the movable block 7 be equipped with the junction of screw rod 6 and silk
The matched screw thread of bar 6 is respectively equipped with infrared transmitter 11 and imaging sensor on the side of the close clamping plate 9 of two movable blocks 7
12, the infrared transmitter 11 and imaging sensor 12 are electrically connected with processor, and the top and bottom end of the clamping plate 9 are equipped with
Notch, the two sides of the movable block 7 are equipped with slip ring 42 and sliding rail 43, and the shape of the sliding rail 43 is U-shaped, the sliding rail 43
Both ends are fixed on the inner wall of identification box 5, and the slip ring 42 is fixed on movable block 7, and the slip ring 42 is set on sliding rail 43；
When the hand of visitor protrudes into identification box 5 from the opening upwards of identification 5 bottom of box, palm is located between two clamping plates 9,
The distance of clamping plate 9 changes, while spring is compressed, and reacts on clamping plate 9, so that two clamping plates 9 clamp palm, prevents
Only palm is mobile, and the driving mechanism operation in the cavity of rear-guard motion block 44, drives the screw rod 6 of identification 5 inside two sides of box in axis
It holds and is rotated under 8 supporting role, screw rod 6 passes through threaded function on movable block 7, and the two sides of movable block 7, and slip ring 42 is in position
It is slided on fixed sliding rail 43, so that the moving direction of movable block 7 is secured, so that the movable block 7 of two sides is simultaneously along vertical
Direction is mobile, and simultaneous processor controls infrared transmitter 11 and runs, and emits near infrared ray to palm, after projecting palm, in palm
The other side, the infrared ray after projection is received by imaging sensor 12, and the intensity of infrared ray is passed to the traveling of data
Processor carries out comparing analysis convenient for processor, so that vena metacarpea identification is carried out, to determine the identity of visitor.With it is existing
Identification mechanism compare, which is not influenced by light, while also not being influenced by the wetness of hand, so that identification
It is more reliable and more stable.
As shown in figure 5, the cleaning mechanism includes lifting assembly, elevating lever 13, roller bearing 14, roller 15 and two installation groups
Part, the lifting assembly, elevating lever 13 and roller 15 are successively set on the lower section of drive block 44, the lifting assembly from top to down
It is sequentially connected with elevating lever 13, two mounting assemblies are located at the lower section at the both ends of elevating lever 13, and the roller bearing 14 is located at two
Between a mounting assembly, the roller 15 is set on roller bearing 14, the lifting assembly include air pump 16, cylinder 17, piston 18,
The shape of movable block 19, expansion bracket 20, sliding block 21 and slide bar 22, the slide bar 22 is U-shaped, and the both ends of the slide bar 22 are fixed on
The top of elevating lever 13, the sliding block 21 are set on slide bar 22, and the air pump 16 is electrically connected with processor, the air pump 16 with
Cylinder 17 is connected to, and the cylinder 17 is fixed on the lower section of drive block 44, and one end of the piston 18 is arranged in cylinder 17, described
The other end of piston 18 is fixedly connected with movable block 19, the two sides on the top of the expansion bracket 20 respectively with cylinder 17 and movable block
19 is hinged, and the two sides of the bottom end of the expansion bracket 20 are hinged with elevating lever 13 and sliding block 21 respectively.
After carrying out vena metacarpea identification, cleaning mechanism cleans clamping plate 9, prevents residual soil on clamping plate 9 from making dirty
The hand of next visitor is run when being cleaned by lifting assembly, and elevating lever 13 is driven to move down, elevating lever 13
Lower section is contacted by the roller 15 being set on roller bearing 14 with clamping plate 9, so that the dirt on clamping plate 9 is absorbed, so that clamping plate
9 restore cleaning, when elevating lever 13 drops to the lower section of opening, can facilitate the dismounting of roller 15 by mounting assembly, and being convenient for will
Roller 15, which disassembles, to be cleaned.When lifting assembly is run, processor controls air pump 16 and starts, and changes the gas in cylinder 17
Pressure changes the distance between cylinder 17 and movable block 19 so that piston 18 is moved, and then drives movable block 19 mobile,
While so that expansion bracket 20 occurs flexible, the bottom end of expansion bracket 20, sliding block 21 slides on slide bar 22, the length of expansion bracket 20
It changes, and then elevating lever 13 is driven to carry out lifting moving.
As shown in Fig. 2, the blocked mechanical system includes first motor 23, first connecting rod 24 and second connecting rod 25, described first
Motor 23 is fixed in fixed door 3, and the first motor 23 is electrically connected with processor, the first motor 23 and first connecting rod 24
Transmission connection, the first connecting rod 24 are hinged by second connecting rod 25 and mobile door 4.
Processor controls first motor 23 and starts, and first connecting rod 24 is driven to rotate, and first connecting rod 24 passes through second connecting rod 25
It acts on mobile door 4, so that mobile door 4 is moved.
Preferably, the steady movement in order to realize mobile door 4, the upper and lower ends of the movable plate are equipped with 26 He of track
Two idler wheels 27, two tracks 26 are separately fixed at the top in the top and doorframe 1 of pedestal 2, the idler wheel 27 and mobile door 4
It is fixedly connected, the idler wheel 27 is slidably connected with track 26.The position of track 26 is fixed, to secure the mobile side of idler wheel 27
To, and then realize the steady movement of mobile door 4.
Preferably, for the moving direction of strap 9, the position-limiting unit includes gag lever post 28 and position-limiting tube 29,
One end of the gag lever post 28 is fixed on the inner wall of identification box 5, and the other end of the gag lever post 28 is arranged in position-limiting tube 29,
The position-limiting tube 29 is fixed on clamping plate 9.When clamping plate 9 occurs mobile, gag lever post 28 is driven to be moved, due to position-limiting tube 29
It is set on gag lever post 28, so that gag lever post 28 is moved along the axis of position-limiting tube 29, and then secures the mobile side of clamping plate 9
To.
Preferably, for the ease of whether thering is hand to protrude between detection clamping plate 9, the side of the close screw rod 6 of the clamping plate 9
Equipped with range sensor 30, the range sensor 30 is electrically connected with processor.Clamping plate 9 is detected using range sensor 30 and is known
The distance between other 5 inner wall of box, and range data is fed back into processor, when there is hand to protrude between two clamping plates 9, processor
The range data of acquisition changes, so that controlling identification mechanism carries out vena metacarpea identification.
As shown in figure 5, the mounting assembly includes casing 31, protrusive board 32, cross bar 33, riser 34 and two second springs
35, the riser 34 is fixed on the lower section of elevating lever 13, and the protrusive board 32 is located at the side of the separate roller 15 of riser 34, described
Casing 31 is set on roller bearing 14, and described sleeve pipe 31 is connect by second spring 35 with riser 34, and the second spring 35 is in
Compressive state, described sleeve pipe 31 are fixedly connected by cross bar 33 with protrusive board 32, and the riser 34 is set on cross bar 33.
It is after elevating lever 13 is moved to the lower section of opening, casing 31 is mobile to 34 direction of riser, second spring 35 is compressed,
So that casing 31 is detached from roller bearing 14, so that roller bearing 14 is conveniently removed and roller 15 is cleaned, after cleaning, by roller bearing 14
Both ends are respectively inserted in two casings 31, secure casing 31 by cross bar 33 when casing 31 is mobile so as to complete installation
Moving direction limits the moving range of casing 31 using protrusive board 32, and cross bar 33 is prevented to be detached from riser 34.
As shown in figure 4, the driving mechanism includes the second motor 36, driving wheel 37, conveyer belt 38 and two transmission components,
Second motor 36 is fixed in cavity, and second motor 36 is electrically connected with processor, second motor 36 and driving
37 transmission connection of wheel, two transmission components are located at the both ends of conveyer belt 38, and the transmission component includes driving wheel 39 and branch
Unit is supportted, the driving wheel 39 is set on screw rod 6, and the driving wheel 39 is connect with support unit.
When needing to drive two 6 synchronous rotaries of screw rod, the second motor 36 is controlled by processor and is started, driving wheel 37 is driven
Rotation, driving wheel 37 act on conveyer belt 38, so that conveyer belt 38 rotates, conveyer belt 38 acts on the driving wheel 39 at both ends
On, so that screw rod 6 is smoothly rotated under the action of support unit.
Preferably, the support unit includes support ring 40 and two snap-gauges 41, described for the rotation of support screw 6
Support ring 40 is fixed in cavity, and the support ring 40 is set on screw rod 6, and two snap-gauges 41 are located at the upper of support ring 40
Side and lower section, the snap-gauge 41 are fixed on screw rod 6.The position of support ring 40 is fixed in cavity, to secure screw rod 6
Direction of rotation limits the relative position of support ring 40 Yu screw rod 6 using two snap-gauges 41, prevents screw rod 6 and support ring 40 from sending out
Raw opposite sliding, so that support screw 6 is smoothly rotated.
When in use, visitor extends upwardly into hand in identification box 5 to the Intelligent door access control device, drives identification box by driving mechanism
Screw rod 6 in 5 in the recognizer component of two sides rotates, so that during movable block 7 carries out lifting moving, by infrared transmitter 11
Emit near infrared ray, after imaging sensor 12 is received, forms palm vein image, authentication is convenient for, due to testing
Card is not by light, palm damp condition, so that identification is more reliable and more stable, moreover, after identification, lifting assembly is driven
Elevating lever 13 moves down, and is contacted by roller 15 with clamping plate 9, cleans clamping plate 9, removes the dirt on clamping plate 9, prevents next
It is dirty that visitor carries out metacarpus when palm vein identification, and then improves the practicability of the equipment.
Compared with prior art, it is somebody's turn to do the Intelligent door access control device based on block chain technology, data are carried out using block chain technology
Storage so that data safety degree is high, also, identifies palm vein by identification mechanism, to determine the legal of identity
Property, compared with existing identification mechanism, which is not influenced by light, palm damp condition, make to identify it is more stable can
It leans on, moreover, after identification, cleaning mechanism cleans clamping plate 9, removes the dirt on clamping plate 9, prevents next visit
The palm of visitor is dirty, so that the practicability of equipment is improved, compared with existing cleaning mechanism, the cleaning mechanism flexible structure,
It is easy to disassemble.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of Intelligent door access control device based on block chain technology, including doorframe (1), pedestal (2), fixed door (3), mobile door
(4), the shape of blocked mechanical system and identification box (5), the doorframe (1) is U-shaped, and the U-shaped opening of the doorframe (1) is downward, described
Doorframe (1) is fixed on the top of pedestal (2), and the fixed door (3) and identification box (5) are separately fixed at the two sides of doorframe (1)
On inner wall, the blocked mechanical system is located at the side of the separate identification box (5) of fixed door (3), and the movement door (4) is located at fixed door
(3) side of close identification box (5), the blocked mechanical system and mobile door (4) transmission connection, the bottom of identification box (5)
Equipped with opening, drive block (44), identification mechanism and cleaning mechanism are equipped in the identification box (5), the cleaning mechanism, which is located at, to be driven
The lower section of motion block (44), which is characterized in that processor and memory, the processor and memory are equipped in the doorframe (1)
Electrical connection, the memory receive the block chain data of block chain link point write-in, and store to block chain data；
It is equipped with cavity in the drive block (44), driving mechanism is equipped in the cavity, the identification mechanism includes two identifications
Component, two recognizer components are located on the inner wall of the two sides of identification box (5), and the recognizer component includes screw rod (6), movement
The quadrangle of block (7), bearing (8), clamping plate (9), several first springs (10) and four position-limiting units, the clamping plate (9) leads to respectively
It crosses four position-limiting units and is connect with the inner wall for identifying box (5), the clamping plate (9) is by the first spring (10) and identifies box (5)
Inner wall connection, the top transmission connection of the driving mechanism and screw rod (6), the bottom end of the screw rod (6) is arranged in bearing (8)
Interior, the bearing (8) is fixed on the bottom in identification box (5), and the movable block (7) is set on screw rod (6), the movable block
(7) with the junction of screw rod (6) be equipped with screw rod (6) matched screw thread, the one of the close clamping plate (9) of two movable blocks (7)
Infrared transmitter (11) and imaging sensor (12), the infrared transmitter (11) and imaging sensor (12) are respectively equipped on side
It is electrically connected with processor, the top and bottom end of the clamping plate (9) are all provided with jagged, and the two sides of the movable block (7) are equipped with
Slip ring (42) and sliding rail (43), the shape of the sliding rail (43) are U-shaped, and the both ends of the sliding rail (43) are fixed on identification box (5)
Inner wall on, the slip ring (42) is fixed on movable block (7), and the slip ring (42) is set on sliding rail (43)；
The cleaning mechanism includes lifting assembly, elevating lever (13), roller bearing (14), roller (15) and two mounting assemblies, described
Lifting assembly, elevating lever (13) and roller (15) are successively set on the lower section of drive block (44), the lifting assembly from top to down
It is sequentially connected with elevating lever (13), two mounting assemblies are located at the lower section at the both ends of elevating lever (13), the roller bearing (14)
Between two mounting assemblies, the roller (15) is set on roller bearing (14), and the lifting assembly includes air pump (16), gas
The shape of cylinder (17), piston (18), movable block (19), expansion bracket (20), sliding block (21) and slide bar (22), the slide bar (22) is
U-shaped, the both ends of the slide bar (22) are fixed on the top of elevating lever (13), and the sliding block (21) is set on slide bar (22), institute
It states air pump (16) to be electrically connected with processor, the air pump (16) is connected to cylinder (17), and the cylinder (17) is fixed on drive block
(44) lower section, one end setting of the piston (18) is in cylinder (17), the other end and movable block of the piston (18)
(19) be fixedly connected, the two sides on the top of the expansion bracket (20) respectively with cylinder (17) and movable block (19) hingedly, it is described to stretch
The two sides of the bottom end of contracting frame (20) are hinged with elevating lever (13) and sliding block (21) respectively.
2. the Intelligent door access control device as described in claim 1 based on block chain technology, which is characterized in that set in the processor
There is block catenary system, the block catenary system includes data Layer, network layer, common recognition layer, excitation layer, contract layer and application layer, institute
Block chain data source is stated in data Layer.
3. the Intelligent door access control device as described in claim 1 based on block chain technology, which is characterized in that the processor is single
Piece machine or PLC, the memory include memory database and disk database, and the memory database and disk database are distinguished
Receive the block chain data of block chain link point write-in, and block chain data are stored.
4. the Intelligent door access control device as described in claim 1 based on block chain technology, which is characterized in that the blocked mechanical system packet
First motor (23), first connecting rod (24) and second connecting rod (25) are included, the first motor (23) is fixed on fixed door (3),
The first motor (23) is electrically connected with processor, and the first motor (23) and first connecting rod (24) are sequentially connected, and described the
One connecting rod (24) is hinged by second connecting rod (25) and mobile door (4).
5. the Intelligent door access control device as described in claim 1 based on block chain technology, which is characterized in that the movable plate it is upper
Lower both ends are equipped with track (26) and two idler wheels (27), and two tracks (26) are separately fixed at top and the doorframe of pedestal (2)
(1) top in, the idler wheel (27) are fixedly connected with mobile door (4), and the idler wheel (27) is slidably connected with track (26).
6. the Intelligent door access control device as described in claim 1 based on block chain technology, which is characterized in that the position-limiting unit packet
Gag lever post (28) and position-limiting tube (29) are included, one end of the gag lever post (28) is fixed on the inner wall of identification box (5), the limit
In position-limiting tube (29), the position-limiting tube (29) is fixed on clamping plate (9) for the other end setting of bar (28).
7. the Intelligent door access control device as described in claim 1 based on block chain technology, which is characterized in that the clamping plate (9)
Side close to screw rod (6) is equipped with range sensor (30), and the range sensor (30) is electrically connected with processor.
8. the Intelligent door access control device as described in claim 1 based on block chain technology, which is characterized in that the mounting assembly packet
Casing (31), protrusive board (32), cross bar (33), riser (34) and two second springs (35) are included, the riser (34) is fixed on liter
The lower section of bar (13) drops, and the protrusive board (32) is located at the side of the separate roller (15) of riser (34), and described sleeve pipe (31) is arranged
On roller bearing (14), described sleeve pipe (31) is connect by second spring (35) with riser (34), and the second spring (35) is in
Compressive state, described sleeve pipe (31) are fixedly connected by cross bar (33) with protrusive board (32), and the riser (34) is set in cross bar
(33) on.
9. the Intelligent door access control device as described in claim 1 based on block chain technology, which is characterized in that the driving mechanism packet
The second motor (36), driving wheel (37), conveyer belt (38) and two transmission components are included, second motor (36) is fixed on cavity
Interior, second motor (36) is electrically connected with processor, and second motor (36) and driving wheel (37) are sequentially connected, two biographies
Dynamic component is located at the both ends of conveyer belt (38), and the transmission component includes driving wheel (39) and support unit, the transmission
Wheel (39) is set on screw rod (6), and the driving wheel (39) connect with support unit.
10. the Intelligent door access control device as claimed in claim 9 based on block chain technology, which is characterized in that the support unit
Including support ring (40) and two snap-gauges (41), the support ring (40) is fixed in cavity, and the support ring (40) is set in
On screw rod (6), two snap-gauges (41) are located above and below support ring (40), and the snap-gauge (41) is fixed on screw rod
(6) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811188413.1A CN109493468A (en) | 2018-10-12 | 2018-10-12 | A kind of Intelligent door access control device based on block chain technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811188413.1A CN109493468A (en) | 2018-10-12 | 2018-10-12 | A kind of Intelligent door access control device based on block chain technology |
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| Publication Number | Publication Date |
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| CN109493468A true CN109493468A (en) | 2019-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811188413.1A Withdrawn CN109493468A (en) | 2018-10-12 | 2018-10-12 | A kind of Intelligent door access control device based on block chain technology |
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| CN (1) | CN109493468A (en) |
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