CN111105543A - Fingerprint identification entrance guard's device that has clean function based on block chain - Google Patents
Fingerprint identification entrance guard's device that has clean function based on block chain Download PDFInfo
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- CN111105543A CN111105543A CN201911407641.8A CN201911407641A CN111105543A CN 111105543 A CN111105543 A CN 111105543A CN 201911407641 A CN201911407641 A CN 201911407641A CN 111105543 A CN111105543 A CN 111105543A
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- 238000004140 cleaning Methods 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 230000006870 function Effects 0.000 claims description 24
- 230000005284 excitation Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000004422 calculation algorithm Methods 0.000 description 4
- 238000013500 data storage Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000013515 script Methods 0.000 description 2
- 238000013524 data verification Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
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- Computer Security & Cryptography (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention relates to a fingerprint identification access control device with a cleaning function based on a block chain, which comprises a door body and a main body, wherein an identification mechanism is arranged in the main body, the identification mechanism comprises an identifier, a supporting plate, a supporting column, a bracket, two control components and two first springs, a cleaning mechanism is arranged in the main body, the cleaning mechanism comprises a cleaning component, a connecting component and a sealing component, the cleaning component comprises a screw rod, a sliding block, a supporting rod, a cleaning plate, a torsion spring and two first bearings, the fingerprint identification access control device with the cleaning function based on the block chain adopts a block chain technology to store data, so that the data safety degree is high, and the identification mechanism is used for controlling the force of a user for pressing the identifier, avoiding the phenomenon that the collected fingerprint is fuzzy and the fingerprint identification precision is influenced due to the over-small pressing force, through clean mechanism, can carry out cleaning work to the recognizer, avoid remaining fingerprint influence discernment precision on the recognizer.
Description
Technical Field
The invention relates to a fingerprint identification access control device with a cleaning 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 data security degree of the block chain technology is high, and the application is very wide, wherein the block chain technology comprises a fingerprint identification entrance guard device.
Prior art's fingerprint identification entrance guard's device generally all adopts traditional data encryption mode, cause data loss very easily, and, prior art's fingerprint identification entrance guard's device is when carrying out fingerprint identification, it is less if user's pressing force degree, the fingerprint information that leads to the recognizer to gather is comparatively fuzzy, thereby fingerprint identification precision has been influenced, moreover, prior art's fingerprint identification entrance guard's device carries out the fingerprint identification back, user's fingerprint leaves over on the fingerprint ware easily, thereby influence next fingerprint identification, and easily by lawless persons steal fingerprint information, prior art's fingerprint identification entrance guard's device's fail safe nature 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 fingerprint identification access control device with the cleaning function based on the block chain is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a fingerprint identification access control device with a cleaning function based on a block chain comprises a door body and a main body, wherein the main body is fixed on the door body, an opening is formed in one side, away from the door body, of 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 in by block chain nodes and stores the block chain data;
the identification mechanism is arranged in the main body and comprises an identifier, a supporting plate, a supporting column, a support, two control assemblies and two first springs, the supporting plate is fixed at the bottom in the main body through the supporting column, round holes are formed in the two ends of the supporting plate, the support is U-shaped, the two ends of the support respectively penetrate through the two round holes to be fixedly connected with the two ends of the identifier, the identifier is horizontally arranged above the supporting plate, through holes are formed in the support, the supporting column penetrates through the through holes, the two control assemblies are respectively arranged on the two sides below the support, the two first springs are respectively arranged at the two ends of the support, the two ends of the first springs are respectively connected with the upper portion of the supporting plate and the lower portion of the identifier, and the identifier is electrically connected with the processor;
the cleaning mechanism is arranged in the main body and comprises a cleaning component, a connecting component and a sealing component, the cleaning component is arranged at the top in the main body, the sealing component is arranged on the inner wall of one side, close to the opening, of the main body, and the cleaning component is connected with the sealing component through the connecting component;
clean subassembly includes lead screw, slider, branch, clean board, torsion spring and two first bearings, two first bearings respectively with the inner wall fixed connection of the both sides of main part, the both ends of lead screw respectively with the inner circle fixed connection of two first bearings, the slider cover is established on the lead screw, the slider be equipped with the screw thread that matches with the lead screw with the junction of lead screw, the both ends of branch respectively with slider and clean board fixed connection, clean board supports and leans on the top at the recognizer, torsion spring sets up the open-ended one end of keeping away from at the lead screw, torsion spring's both ends are connected with the outer lane and the lead screw of keeping away from open-ended first bearing respectively, the other end of lead screw passes through coupling assembling and seals the subassembly and be connected.
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 control the opening and closing of the recognizer, the control assembly comprises a connecting rod, a contact block and a contact switch, the contact switch is fixed at the bottom in the main body and is fixedly connected with the support through the connecting rod, the contact block and the contact switch are arranged in a right-to-right mode, and the contact switch is electrically connected with the processor.
Preferably, in order to restrict the moving direction of the support, the recognition mechanism further comprises three limiting rods, one ends of the limiting rods are circumferentially and uniformly fixed on the inner wall of the through hole of the support, three grooves are formed in the support column and correspond to the limiting rods one to one, the other ends of the limiting rods are arranged inside the grooves, and the limiting rods are connected with the grooves in a sliding mode.
As preferred, for the moving direction of restriction slider, clean subassembly still includes the slide, the top in the main part is fixed to the slide, be equipped with the spout on the slide, spout and lead screw parallel arrangement, the top of slider is equipped with the inside of spout, the slider matches with the spout, slider and spout sliding connection.
Preferably, in order to realize the dustproof function, the sealing assembly comprises a sealing plate, a guide unit and two second springs, the sealing plate is abutted against the inner wall of the main body on one side close to the opening, two ends of the two second springs are respectively arranged at two ends of the lower portion of the sealing plate, and two ends of the second springs are respectively connected with the lower portion of the sealing plate and the bottom of the main body.
Preferably, in order to limit the moving direction of the closing plate, the guide unit comprises two guide rods, the guide rods are respectively arranged on two sides of the closing plate, two ends of each guide rod are respectively connected with the top and the bottom in the main body, two sides of the closing plate are respectively sleeved on the two guide rods, and the closing plate is slidably connected with the guide rods.
Preferably, to facilitate movement of the closure panel, the closure assembly further comprises a moving panel secured to the closure panel on a side thereof adjacent the opening.
Preferably, in order to drive the screw rod to rotate, the connecting assembly comprises a rotary disc and a pull wire, the rotary disc is fixed at one end, close to the opening, of the screw rod, one end of the pull wire is wound on the rotary disc, and the other end of the pull wire is fixedly connected with the upper portion of the sealing plate.
The fingerprint identification entrance guard device based on the block chain and having the cleaning function has the advantages that the block chain technology is adopted for data storage, so that the data safety degree is high, and in addition, the fingerprint identification entrance guard device with the cleaning function based on the block chain realizes the control of the force of a user for pressing the identifier through the identification mechanism, avoids the problems that the collected fingerprint is fuzzy and the fingerprint identification precision is influenced due to the over-low pressing force, compared with the existing identification mechanism, the recognition mechanism improves the reliability of collecting fingerprint information, can clean the recognizer through the cleaning mechanism, avoids the influence of residual fingerprints on the recognizer on the recognition precision, compared with the prior cleaning mechanism, this clean mechanism accomodates the recognizer in the main part, has reduced the probability of dust cover on the recognizer to fingerprint identification precision has been improved.
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 block chain-based fingerprint identification access control device having a cleaning function according to the present invention;
FIG. 2 is a schematic structural diagram of a block chain-based fingerprint identification entrance guard device with a cleaning function according to the present invention;
fig. 3 is a side view of a main body of a block chain-based fingerprint recognition access control device having a cleaning function according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic view of a connection structure of a support and a support post of the block chain-based fingerprint identification entrance guard device with a cleaning function according to the present invention;
in the figure: 1. the door body, 2, a main body, 3, a support column, 4, a support plate, 5, an identifier, 6, a support, 7, a first spring, 8, a connecting rod, 9, a contact block, 10, a contact switch, 11, a closing plate, 12, a second spring, 13, a guide rod, 14, a pull wire, 15, a rotating disc, 16, a screw rod, 17, a sliding block, 18, a support rod, 19, a cleaning plate, 20, a torsion spring, 21, a slide way, 22, a moving plate and 23, a limiting rod.
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 access control device with a cleaning function based on a block chain comprises a door body 1 and a main body 2, 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, the main body 2 is fixed on the door body 1, and an opening is formed on one side of the main body 2 away from the door body 1;
as shown in fig. 3, an identification mechanism is arranged in the main body 2, the identification mechanism comprises an identifier 5, a support plate 4, a support column 3, a bracket 6, two control components and two first springs 7, the supporting plate 4 is fixed at the bottom in the main body 2 through the supporting column 3, round holes are arranged at both ends of the supporting plate 4, the bracket 6 is U-shaped, two ends of the bracket 6 respectively penetrate through the two round holes to be fixedly connected with two ends of the recognizer 5, the recognizer 5 is horizontally arranged above the support plate 4, the support 6 is provided with a through hole, the support column 3 passes through the through hole, the two control components are respectively arranged at two sides below the support 6, the two first springs 7 are respectively arranged at two ends of the support 6, two ends of the first spring 7 are respectively connected with the upper part of the support plate 4 and the lower part of the recognizer 5, and the recognizer 5 is electrically connected with the processor;
when carrying out fingerprint identification, the people is for pressing identifier 5, compresses first spring 7, drives support 6 downstream simultaneously for control assembly work, thereby make identifier 5 start, be convenient for carry out fingerprint identification, thereby make the user need press identifier 5 and remove to certain distance after, just can control identifier 5 and open, avoid pressing the fingerprint fuzzy that the pressure degree undersize and lead to collecting, influence the fingerprint identification precision.
As shown in fig. 3-4, a cleaning mechanism is arranged in the main body 2, the cleaning mechanism comprises a cleaning component, a connecting component and a closing component, the cleaning component is arranged at the top in the main body 2, the closing component is arranged on the inner wall of the main body 2 close to one side of the opening, and the cleaning component is connected with the closing component through the connecting component;
clean subassembly includes lead screw 16, slider 17, branch 18, clean board 19, torsion spring 20 and two first bearings, two first bearings respectively with the inner wall fixed connection of the both sides of main part 2, the both ends of lead screw 16 respectively with the inner circle fixed connection of two first bearings, slider 17 cover is established on lead screw 16, slider 17 be equipped with the screw thread that matches with lead screw 16 with the junction of lead screw 16, the both ends of branch 18 respectively with slider 17 and clean board 19 fixed connection, clean board 19 supports and leans on the top at recognizer 5, torsion spring 20 sets up the open-ended one end of keeping away from at lead screw 16, torsion spring 20's both ends are connected with outer lane and the lead screw 16 of keeping away from the open-ended first bearing respectively, lead screw 16's the other end passes through coupling assembling and is connected with the closed subassembly.
When needs fingerprint identification, artificially make the seal assembly work, make the opening expose, convenient to use person stretches into the inside of main part 2 with the finger, in the time of seal assembly work, it rotates to drive lead screw 16 through coupling assembling, make torsion spring 20 take place deformation, it removes along lead screw 16 to drive slider 17 simultaneously, drive cleaning plate 19 through branch 18 and carry out cleaning work to recognizer 5, avoid remaining fingerprint influence discernment precision on recognizer 5, and accomodate recognizer 5 in main part 2, the probability that the dust covers on recognizer 5 has been reduced, thereby fingerprint identification precision has been improved.
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 control the opening and closing of the identifier 5, the control assembly comprises a connecting rod 8, a contact block 9 and a contact switch 10, the contact switch 10 is fixed at the bottom inside the main body 2, the contact block 9 is fixedly connected with the support 6 through the connecting rod 8, the contact block 9 and the contact switch 10 are arranged in a right-to-right mode, and the contact switch 10 is electrically connected with the processor.
When carrying out fingerprint identification, for the people, press recognizer 5, drive support 6 downstream, drive contact block 9 through connecting rod 8 and to being close to contact switch 10 downstream, make contact block 9 and contact switch 10 support and lean on, thereby make recognizer 5 start, be convenient for carry out fingerprint identification, thereby make the user press recognizer 5 and remove to the certain distance after, just can control recognizer 5 and open, avoid pressing the pressure degree undersize and lead to collecting the fingerprint fuzzy, influence the fingerprint identification precision.
As shown in fig. 5, the recognition mechanism further includes three limiting rods 23, one end of each limiting rod 23 is circumferentially and uniformly fixed on the inner wall of the corresponding through hole of the support 6, three grooves are formed in the support column 3, the grooves correspond to the limiting rods 23 one to one, the other end of each limiting rod 23 is arranged inside each groove, and the limiting rods 23 are connected with the grooves in a sliding manner.
When the support 6 reciprocates along the support column 3, the limiting rod 23 is driven to reciprocate along the groove, so that the support 6 cannot rotate when reciprocating, the support 6 is more stable when moving, and the stability of the recognizer 5 when reciprocating is improved.
Preferably, in order to limit the moving direction of the sliding block 17, the cleaning assembly further comprises a slide 21, the slide 21 is fixed at the top of the main body 2, a sliding groove is formed in the slide 21 and is parallel to the screw rod 16, the sliding groove is formed in the upper portion of the sliding block 17, the sliding block 17 is matched with the sliding groove, and the sliding block 17 is slidably connected with the sliding groove.
Through setting up slide 21, restricted slider 17's moving direction for slider 17 can not take place to rotate when moving along lead screw 16, thereby has improved the stability when slider 17 removes.
Preferably, in order to achieve the dustproof function, the closing assembly comprises a closing plate 11, a guide unit and two second springs 12, the closing plate 11 abuts against the inner wall of the main body 2 on the side close to the opening, two ends of the two second springs 12 are respectively arranged at two ends of the lower portion of the closing plate 11, and two ends of the second springs 12 are respectively connected with the lower portion of the closing plate 11 and the bottom portion of the interior of the main body 2.
Preferably, in order to drive the screw rod 16 to rotate, the connecting assembly comprises a rotating disc 15 and a pull wire 14, the rotating disc 15 is fixed on one end of the screw rod 16 close to the opening, one end of the pull wire 14 is wound on the rotating disc 15, and the other end of the pull wire 14 is fixedly connected with the upper part of the closing plate 11.
When fingerprint identification is needed, the closing plate 11 is manually driven to move downwards to extrude the second spring 12 to drive the stay wire 14 to move, so that the rotary table 15 rotates to drive the screw rod 16 to rotate, and meanwhile, the torsion spring 20 deforms to enable the sliding block 17 to move along the screw rod 16, so that the cleaning plate 19 is driven by the supporting rod 18 to clean the upper part of the identifier 5, and the influence of residual fingerprints on the identifier 5 on identification precision is avoided.
Preferably, in order to limit the moving direction of the closing plate 11, the guiding unit includes two guiding rods 13, the guiding rods 13 are respectively disposed at two sides of the closing plate 11, two ends of the guiding rods 13 are respectively connected with the top and the bottom inside the main body 2, two sides of the closing plate 11 are respectively sleeved on the two guiding rods 13, and the closing plate 11 is slidably connected with the guiding rods 13.
By providing the guide bar 13, the moving direction of the closing plate 11 is limited, so that the closing plate 11 is more stable when moving.
Preferably, to facilitate the movement of the closing plate 11, the closing assembly also comprises a moving plate 22, said moving plate 22 being fixed on the closing plate 11 on the side close to the opening.
When fingerprint identification is needed, the closing plate 11 is manually driven to move downwards to extrude the second spring 12 to drive the stay wire 14 to move, so that the rotary table 15 rotates to drive the screw rod 16 to rotate, and meanwhile, the torsion spring 20 deforms to enable the sliding block 17 to move along the screw rod 16, so that the cleaning plate 19 is driven by the supporting rod 18 to clean the upper part of the identifier 5, and the influence of residual fingerprints on the identifier 5 on identification precision is avoided. When carrying out fingerprint identification, for the people, press recognizer 5, drive support 6 downstream, drive contact block 9 through connecting rod 8 and to being close to contact switch 10 downstream, make contact block 9 and contact switch 10 support and lean on, thereby make recognizer 5 start, be convenient for carry out fingerprint identification, thereby make the user press recognizer 5 and remove to the certain distance after, just can control recognizer 5 and open, avoid pressing the pressure degree undersize and lead to collecting the fingerprint fuzzy, influence the fingerprint identification precision.
Compared with the prior art, this fingerprint identification entrance guard's device with clean function based on block chain passes through identification mechanism, the dynamics of control user's pressing identifier 5 has been realized, avoid pressing the degree undersize and lead to the fingerprint of collecting fuzzy, influence the fingerprint identification precision, compare with current identification mechanism, this identification mechanism has improved the reliability of collecting fingerprint information, through clean mechanism, can carry out cleaning work to identifier 5, avoid remaining fingerprint influence identification precision on identifier 5, compare with current clean mechanism, this clean mechanism accomodates identifier 5 in main part 2, the probability that the dust covers on identifier 5 has been reduced, thereby the fingerprint identification precision has been improved.
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 fingerprint identification entrance guard device with a cleaning function based on a block chain comprises a door body (1) and a main body (2), wherein the main body (2) is fixed on the door body (1), and one side, far away from the door body (1), of the main body (2) is provided with an opening, and the fingerprint identification entrance guard device is characterized in that a processor and a memory are arranged in the main body (2), the processor is electrically connected with the memory, and the memory receives block chain data written in by block chain nodes and stores the block chain data;
be equipped with recognition mechanism in main part (2), recognition mechanism includes recognizer (5), backup pad (4), support column (3), support (6), two control assembly and two first spring (7), bottom in main part (2) is fixed through support column (3) in backup pad (4), the both ends of backup pad (4) all are equipped with the round hole, the shape of support (6) is the U-shaped, the both ends fixed connection of two round holes and recognizer (5) is passed respectively at the both ends of support (6), recognizer (5) level sets up the top in backup pad (4), be equipped with the perforation on support (6), support column (3) pass the perforation, and two control assembly set up the both sides in the below of support (6) respectively, and two first spring (7) set up the both ends in support (6) respectively, the both ends of first spring (7) respectively with the top of backup pad (4) and the below of recognizer (5) respectively The identifier (5) is electrically connected with the processor;
a cleaning mechanism is arranged in the main body (2), the cleaning mechanism comprises a cleaning component, a connecting component and a sealing component, the cleaning component is arranged at the top in the main body (2), the sealing component is arranged on the inner wall of one side, close to the opening, of the main body (2), and the cleaning component is connected with the sealing component through the connecting component;
the cleaning assembly comprises a screw rod (16), a sliding block (17), a support rod (18), a cleaning plate (19), a torsion spring (20) and two first bearings, the two first bearings are fixedly connected with the inner walls of the two sides of the main body (2) respectively, the two ends of the screw rod (16) are fixedly connected with the inner rings of the two first bearings respectively, the sliding block (17) is sleeved on the screw rod (16), a thread matched with the screw rod (16) is arranged at the joint of the sliding block (17) and the screw rod (16), the two ends of the support rod (18) are fixedly connected with the sliding block (17) and the cleaning plate (19) respectively, the cleaning plate (19) is abutted against the upper part of the recognizer (5), the torsion spring (20) is arranged at one end, away from the opening, of the screw rod (16), and the two ends of the torsion spring (20) are connected with the outer ring and the screw rod (16) of the first bearing, away from the, the other end of the screw rod (16) is connected with the sealing component through a connecting component.
2. The blockchain-based fingerprint access control device with the cleaning function 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 block chain based fingerprint identification door control device with the cleaning function according to claim 1, wherein 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 block chain data written by block chain nodes and store the block chain data.
4. The fingerprint identification entrance guard device with the cleaning function based on the block chain as claimed in claim 1, wherein the control assembly comprises a connecting rod (8), a contact block (9) and a contact switch (10), the contact switch (10) is fixed at the bottom inside the main body (2), the contact block (9) is fixedly connected with the support (6) through the connecting rod (8), the contact block (9) is arranged opposite to the contact switch (10), and the contact switch (10) is electrically connected with the processor.
5. The fingerprint identification entrance guard device based on block chain and having clean function of claim 1, characterized in that, the recognition mechanism still includes three gag lever post (23), the fenestrate inner wall of support (6) is evenly fixed to one end circumference of gag lever post (23), be equipped with three recesses on support column (3), the recess and gag lever post (23) one-to-one, the other end setting of gag lever post (23) is in the inside of recess, gag lever post (23) and recess sliding connection.
6. The fingerprint identification entrance guard device with the cleaning function based on the block chain as claimed in claim 1, wherein the cleaning assembly further comprises a slide way (21), the slide way (21) is fixed on the top inside the main body (2), a slide groove is arranged on the slide way (21), the slide groove is parallel to the screw rod (16), the inside of the slide groove is arranged above the slide block (17), the slide block (17) is matched with the slide groove, and the slide block (17) is slidably connected with the slide groove.
7. The block chain-based fingerprint recognition entrance guard device with the cleaning function according to claim 1, wherein the closing assembly comprises a closing plate (11), a guide unit and two second springs (12), the closing plate (11) is abutted against the inner wall of the main body (2) on the side close to the opening, two ends of the two second springs (12) are respectively arranged at two ends of the lower portion of the closing plate (11), and two ends of the second springs (12) are respectively connected with the lower portion of the closing plate (11) and the bottom portion of the inner portion of the main body (2).
8. The block chain-based fingerprint identification entrance guard device with the cleaning function according to claim 7, wherein the guiding unit comprises two guiding rods (13), the guiding rods (13) are respectively disposed at two sides of the closing plate (11), two ends of the guiding rods (13) are respectively connected with the top and the bottom inside the main body (2), two sides of the closing plate (11) are respectively sleeved on the two guiding rods (13), and the closing plate (11) is slidably connected with the guiding rods (13).
9. The block chain based fingerprint recognition access control device with cleaning function of claim 8, wherein the closing assembly further comprises a moving plate (22), the moving plate (22) is fixed on one side of the closing plate (11) near the opening.
10. The block chain-based fingerprint recognition entrance guard device with the cleaning function according to claim 9, wherein the connecting assembly comprises a rotating disc (15) and a pulling wire (14), the rotating disc (15) is fixed on one end of the screw rod (16) close to the opening, one end of the pulling wire (14) is wound on the rotating disc (15), and the other end of the pulling wire (14) is fixedly connected with the upper part of the closing plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911407641.8A CN111105543A (en) | 2019-12-31 | 2019-12-31 | Fingerprint identification entrance guard's device that has clean function based on block chain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911407641.8A CN111105543A (en) | 2019-12-31 | 2019-12-31 | Fingerprint identification entrance guard's device that has clean function based on block chain |
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| CN111105543A true CN111105543A (en) | 2020-05-05 |
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| CN201911407641.8A Withdrawn CN111105543A (en) | 2019-12-31 | 2019-12-31 | Fingerprint identification entrance guard's device that has clean function based on block chain |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111710063A (en) * | 2020-05-14 | 2020-09-25 | 特斯联科技集团有限公司 | Intelligent entrance guard for office building |
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2019
- 2019-12-31 CN CN201911407641.8A patent/CN111105543A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111710063A (en) * | 2020-05-14 | 2020-09-25 | 特斯联科技集团有限公司 | Intelligent entrance guard for office building |
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Application publication date: 20200505 |