CN109410477A - A kind of ATM machine that the security performance based on block chain technology is high - Google Patents

A kind of ATM machine that the security performance based on block chain technology is high Download PDF

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Publication number
CN109410477A
CN109410477A CN201811187218.7A CN201811187218A CN109410477A CN 109410477 A CN109410477 A CN 109410477A CN 201811187218 A CN201811187218 A CN 201811187218A CN 109410477 A CN109410477 A CN 109410477A
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CN
China
Prior art keywords
block chain
atm machine
security performance
water
chain technology
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Withdrawn
Application number
CN201811187218.7A
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Chinese (zh)
Inventor
李玉盛
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Shenzhen City Naishidi Technology Development Co Ltd
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Shenzhen City Naishidi Technology Development Co Ltd
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Priority to CN201811187218.7A priority Critical patent/CN109410477A/en
Publication of CN109410477A publication Critical patent/CN109410477A/en
Withdrawn legal-status Critical Current

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    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07FCOIN-FREED OR LIKE APPARATUS
    • G07F19/00Complete banking systems; Coded card-freed arrangements adapted for dispensing or receiving monies or the like and posting such transactions to existing accounts, e.g. automatic teller machines
    • G07F19/20Automatic teller machines [ATMs]
    • G07F19/205Housing aspects of ATMs
    • G07F19/2055Anti-skimming aspects at ATMs

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  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The present invention relates to a kind of ATM machine that the security performance based on block chain technology is high, including main body, operation panel and keyboard, the side of the close operation panel of the main body is equipped with observation element, the observation element includes the first driving assembly, transmission belt, driven wheel, fixed link, mobile casing and reflective mirror, the operation panel is equipped with guard mechanism, the component that blocks includes water storage case, partition, two connection units, two water-supply-pipes and two support rods, the high ATM machine of the security performance based on block chain technology, data storage is carried out using block chain technology, so that data safety degree is high, and, pass through the color of the adjustable water storage case of guard mechanism, to make user when inputting password, reduce the probability that password is revealed, to improve the safety of ATM machine, it can by observation element To drive reflective mirror to move left and right, to allow user to observe the situation at rear, to further improve the safety that user uses ATM machine.

Description

A kind of ATM machine that the security performance based on block chain technology is high
Technical field
The present invention relates to a kind of ATM machine that the security performance based on block chain technology is high.
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 ATM machine field.
The ATM machine of the prior art is typically all to use traditional data encryption mode, it is easy to loss of data is caused, and And the ATM machine of the prior art user input password when, password be easy is spied upon by other people, to reduce ATM machine Safety, even if the keyboard of existing ATM machine is equipped with baffle, but baffle equally blocks user's sight, to easily cause Maloperation, to reduce the practicability of ATM machine, moreover, the ATM machine of the prior art during use, Yong Huwu Method observes the case where rear, and when rear is dangerous to be happened, user can not timely make emergency reaction, thus into One step reduces the safety of ATM machine.
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 high ATM machine of the security performance of art.
The technical solution adopted by the present invention to solve the technical problems is: a kind of security performance based on block chain technology is high ATM machine, including main body, operation panel and keyboard, the side of main body is arranged in the operation panel, and the keyboard setting is being grasped Make on panel, processor and memory are equipped in the main body, the processor and memory electrical connection, the memory receive The block chain data of block chain node write-in, and block chain data are stored;
The side of the close operation panel of the main body is equipped with observation element, and the observation element includes the first driving group The one of the top of main body is arranged in part, transmission belt, driven wheel, fixed link, mobile casing and reflective mirror, first driving assembly Side, the driven wheel are hinged on the other side at the top of main body, and the transmission belt is all connected with the first driving assembly and driven wheel, The fixed link is horizontally set on the top of operation panel, and the movable sleeving pipe sleeve is located in fixed link, the mobile casing with It is driven band connection, the lower section of mobile casing is arranged in the reflective mirror;
The operation panel is equipped with guard mechanism, and the guard mechanism includes water filling component and blocks component, the screening The top of keyboard is arranged in gear component, and the lower section of operation panel is arranged in the water filling component;
The component that blocks includes water storage case, partition, two connection units, two water-supply-pipes and two support rods, and two Support rod is separately positioned on the two sides of keyboard, and the top of two support rods is arranged in the water storage case, and the partition setting is being stored up The inside of water box, two connection units are separately positioned on the two sides of the top of partition, and one end of two water-supply-pipes is separately positioned on The two sides of the lower section of water storage case;
The water filling component includes water tank, the first drive rod, the second drive rod, piston, two guide rods, two drivings The lower section of operation panel is arranged in unit and two drive blocks, the water tank, and the other end of two water-supply-pipes is separately positioned on The inside of water tank is arranged in the two sides on the top of water tank, the piston, and first drive rod is vertically provided at piston Lower section, two guide rods are vertically provided at the two sides of water tank respectively, and two driving units are separately positioned on two guide rods Side, two drive blocks are respectively sleeved on two guide rods, and second drive rod is horizontally set between two drive blocks, The bottom end of first drive rod is connect with the middle part of the second drive rod.
Preferably, transmitting and storing to data to realize, block catenary system, the block are equipped in the processor 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 degree of automation of ATM machine, 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, for the mobile offer power to mobile casing, first driving assembly include the second motor and The side at the top of main body is arranged in driving wheel, second motor, and second motor and driving wheel are sequentially connected, the drive Driving wheel is sequentially connected by transmission belt and driven wheel.
Preferably, in order to improve the stability of partition, the connection unit includes connecting rod and spring, the connecting rod It is vertically provided at the side of the top of partition, the side at the top of the water storage case is equipped with a reinforcing casing, the connecting rod Top pass through and reinforce casing, the top of one end of the spring and connecting rod connects, and the other end setting of the spring is adding Gu on casing.
Preferably, the mobile offer power in order to give drive block, the driving unit includes first motor and screw rod, institute The both ends for stating screw rod are respectively equipped with a bearing block, and two bearing blocks are separately positioned on the both ends of guide rod, the first motor The top of guide rod is set, and the first motor is connect with screw rod transmission, and the drive block is set on screw rod, the driving Block is connect with wire rod thread.
Preferably, in order to improve the stability connected between piston and the inner wall of water tank, on the periphery of the piston Equipped with sealing ring.
Preferably, in order to improve the stability connected between partition and the inner wall of water storage case, on the periphery of the partition Circumferentially it is provided with rubber strip.
Preferably, in order to observe user to keyboard through water storage case and partition, the water storage case and every The making material of plate is tempered glass.
Preferably, in order to improve the mobile smooth degree of partition, the top of the water storage case is equipped with venthole.
The invention has the advantages that the high ATM machine of the security performance based on block chain technology is somebody's turn to do, using block chain technology Data storage is carried out, so that data safety degree is high, also, passes through the color of the adjustable water storage case of guard mechanism, to make User reduces the probability that password is revealed when inputting password, and existing to improve the safety of ATM machine Guard mechanism is compared, and when color is thin out, user can see the key mapping of keyboard through water storage case the guard mechanism It examines, so that maloperation odds is reduced, so that the practicability of ATM machine is improved, it moreover, can by observation element To drive reflective mirror to move left and right, to allow user by the situation at reflective sem observation rear, to further improve User uses the safety of ATM machine, and compared with existing observation element, observation element's structure is simple, to reduce the mechanism Fault point quantity, to reduce the maintenance cost of ATM machine.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the system principle of the block catenary system of the high ATM machine of the security performance of the invention based on block chain technology Figure;
Fig. 2 is the structural schematic diagram of the high ATM machine of the security performance of the invention based on block chain technology;
Fig. 3 is the structural schematic diagram for blocking component of the high ATM machine of the security performance of the invention based on block chain technology;
Fig. 4 is the structural schematic diagram of the water filling component of the high ATM machine of the security performance of the invention based on block chain technology;
Fig. 5 is the structural schematic diagram of the observation element of the high ATM machine of the security performance of the invention based on block chain technology;
In figure: 1. main bodys, 2. operation panels, 3. keyboards, 4. water tanks, 5. connecting rods, 6. springs, 7. water storage cases, 8. every Plate, 9. ventholes, 10. support rods, 11. water-supply-pipes, 12. mobile casings, 13. first motors, 14. pistons, 15. guide rods, 16. Screw rod, 17. drive blocks, 18. first drive rods, 19. second drive rods, 20. second motors, 21. driving wheels, 22. transmission belts, 23. driven wheel, 24. fixed links, 25. reflective mirrors.
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 ATM machine that the security performance based on block chain technology is high, including main body 1,2 and of operation panel Keyboard 3, the main body 1 is interior to be equipped with processor and memory, the processor and memory electrical connection, the memory region of acceptance The block chain data of block chain node write-in, and block chain data are stored, block catenary system, institute are equipped in the processor Stating block catenary system includes data Layer, network layer, common recognition layer, excitation layer, contract layer and application layer, the block chain data source In data Layer, the processor is single-chip microcontroller or PLC, and the memory includes memory database and disk database, it is described in Deposit data library and disk database receive the block chain data of block chain link point write-in respectively, and deposit to block chain data Storage.
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 shown in Fig. 2, a kind of ATM machine that the security performance based on block chain technology is high, the operation panel 2 is arranged in master The side of body 1, the keyboard 3 are arranged on operation panel 2;
As shown in figure 5, the side of the close operation panel 2 of the main body 1 is equipped with observation element, the observation element includes First driving assembly, transmission belt 22, driven wheel 23, fixed link 24, mobile casing 12 and reflective mirror 25, first driving assembly The side at the top of main body 1 is set, the driven wheel 23 is hinged on the other side at the top of main body 1, the transmission belt 22 with First driving assembly and driven wheel 23 are all connected with, and the fixed link 24 is horizontally set on the top of operation panel 2, the movable sleeving Pipe 12 is set in fixed link 24, and the mobile casing 12 is connect with transmission belt 22, and the setting of reflective mirror 25 is in mobile casing 12 lower section;
Wherein, user sends control signal to processor by keyboard 3, later under the control of a processor, passes through first Driving assembly provides power, while under the supporting role of driven wheel 23, keeps transmission belt 22 mobile, later in the work of transmission belt 22 It is moved with the mobile casing 12 of lower driving along fixed link 24, drives reflective mirror 25 to move left and right by mobile casing 12 later, from And allow user by reflective mirror 25 to behind the case where understand, to improve the safety of ATM machine;
As shown in Figure 3-4, the operation panel 2 is equipped with guard mechanism, and the guard mechanism includes water filling component and screening Component, the top blocked component and keyboard 3 is set are kept off, the lower section of operation panel 2 is arranged in the water filling component;
Wherein, in the initial state, water is stored in the inside of water filling component, and the face of black is actually also mixed in water Material, when water is stored in water filling component internal, user can be through component observation keyboard 3 be blocked, to reduce user The probability that maloperation occurs when operating ATM machine is injected water into when user's operation keyboard 3 by filling the water component The inside of component is blocked, to make to block the state that component becomes opaque, thus by low user when inputting password, The probability that password is revealed, to further improve the safety of ATM machine;
As shown in Figure 3-4, the component that blocks includes water storage case 7,8, two connection units of partition, two 11 and of water-supply-pipe Two support rods 10, two support rods 10 are separately positioned on the two sides of keyboard 3, and the water storage case 7 is arranged in two support rods 10 Top, the inside of water storage case 7 is arranged in the partition 8, and two connection units are separately positioned on the two sides of the top of partition 8, One end of two water-supply-pipes 11 is separately positioned on the two sides of the lower section of water storage case 7;
The water filling component includes 14, two water tank 4, the first drive rod 18, the second drive rod 19, piston guide rods 15, two driving units and two drive blocks 17, the water tank 4 are arranged in the lower section of operation panel 2, two water-supply-pipes 11 The other end is separately positioned on the two sides on the top of water tank 4, and the inside of water tank 4 is arranged in the piston 14, and described first passes Lever 18 is vertically provided at the lower section of piston 14, and two guide rods 15 are vertically provided at the two sides of water tank 4, two drivings respectively Unit is separately positioned on the side of two guide rods 15, and two drive blocks 17 are respectively sleeved on two guide rods 15, and described Two drive rods 19 are horizontally set between two drive blocks 17, in the bottom end of first drive rod 18 and the second drive rod 19 Portion's connection;
Wherein, under the action of driving unit, two drive blocks 17 is driven to go up and down respectively along two guide rods 15, thus The lifting of the second drive rod 19 is driven by drive block 17, to pass through the second drive rod 19 under the action of the first drive rod 18 Drive piston 14 in the lifting of the inside of water tank 4, the water that actually user will be mixed with ink is packed into the inside of water tank 4, works as work When plug 14 rises, the water inside water tank 4 is injected to the inside of water storage case 7 by piston 14 by water-supply-pipe 11, thus Increase partition 8, so that water storage case 7 be made to become opaque, to reduce the probability that password is revealed, when piston is to moving down When dynamic, the water inside water storage case 7 is extracted out by piston 14, while under the action of two connection units, driving partition 8 Decline, to make without remaining water inside water storage case 7, to allow water storage case to become transparent, so that user be allow to see Keyboard 3 is examined, to reduce maloperation odds.
As shown in figure 5, first driving assembly includes the second motor 20 and driving wheel 21, second motor 20 is arranged In the side at the top of main body 1, second motor 20 is sequentially connected with driving wheel 21, and the driving wheel 21 passes through transmission belt 22 It is sequentially connected with driven wheel 23;
Wherein, driving wheel 21 is driven to rotate by the second motor 20, to drive transmission belt 22 mobile by driving wheel 21.
As shown in figure 3, the connection unit includes connecting rod 5 and spring 6, the connecting rod 5 is vertically provided at partition 8 The side of top, the side at the top of the water storage case 7 are equipped with a reinforcing casing, and the top of the connecting rod 5, which passes through, to be reinforced One end of casing, the spring 6 is connect with the top of connecting rod 5, and the other end setting of the spring 6 is on reinforcing casing;
Wherein, under the supporting role for reinforcing casing, the stability of connecting rod 5 is improved, thus in the support of connecting rod 5 The stability of partition 8 is improved under effect, while under the action of spring 6, drive partition 8 to decline by connecting rod 5, to mention The convenient degree that high partition 8 resets.
As shown in figure 4, the driving unit includes first motor 13 and screw rod 16, the both ends of the screw rod 16 are respectively equipped with One bearing block, two bearing blocks are separately positioned on the both ends of guide rod 15, and guide rod 15 is arranged in the first motor 13 Top, the first motor 13 are sequentially connected with screw rod 16, and the drive block 17 is set on screw rod 16, the drive block 17 with Screw rod 16 is threadedly coupled;
Wherein, screw rod 16 is driven to rotate by first motor 13, to drive drive block 17 along guiding by screw rod 16 Bar 15 is gone up and down.
Preferably, in order to improve the stability connected between piston 14 and the inner wall of water tank 4, the piston 14 it is outer Week is equipped with sealing ring, the gap between piston 14 and the inner wall of water storage tank 4 is reduced by sealing ring, to improve piston The stability connected between 14 and the inner wall of water tank 4.
Preferably, in order to improve the stability connected between partition 8 and the inner wall of water storage case 7, the periphery of the partition 8 Upper circumferential direction is provided with rubber strip, the gap between partition 8 and the inner wall of water storage case 7 is reduced by rubber strip, to improve The stability connected between partition 8 and the inner wall of water storage case 7.
Preferably, in order to observe user to keyboard 3 through water storage case 7 and partition 8, the water storage case 7 Making material with partition 8 is tempered glass, due to tempered glass intensity with higher, to improve 7 He of water storage case The firmness of partition 8, simultaneously because tempered glass have preferable transparency, thus allow user through water storage case 7 and every Plate 8 observes keyboard 3.
Preferably, in order to improve the mobile smooth degree of partition 8, the top of the water storage case 7 is equipped with venthole 9, passes through Venthole 9 is consistent the air pressure of 8 two sides of partition, to reduce the air pressure obstruction mobile to partition 8, thus improve every The mobile smooth degree of plate 8.
User sends control signal to processor by keyboard 3, later under the control of a processor, passes through the first driving group Part provides power, while under the supporting role of driven wheel 23, keeps transmission belt 22 mobile, drives under the action of transmission belt 22 later Dynamic mobile casing 12 is moved along fixed link 24, drives reflective mirror 25 to move left and right by mobile casing 12 later, to use Family can by reflective mirror 25 to behind the case where understand, to improve the safety of ATM machine, in the initial state, Water is stored in the inside of water filling component, and the pigment of black is actually also mixed in water, when water is stored in water filling component internal When, user can be through component observation keyboard 3 be blocked, so that reducing user occurs maloperation when operating ATM machine Probability injected water by filling the water component when user's operation keyboard 3 and block the inside of component, to make to block group Part becomes opaque state, thus by low user when inputting password, the probability that password is revealed, thus into one Step improves the safety of ATM machine.
Compared with prior art, it is somebody's turn to do the high ATM machine of the security performance based on block chain technology, can be adjusted by guard mechanism The color of section water storage case 7 reduces the probability that password is revealed to make user when inputting password, to improve The safety of ATM machine, compared with existing guard mechanism, for the guard mechanism color is thin out when, user can be through storage Water box 7 observe the key mapping of keyboard 3, so that maloperation odds is reduced, to improve the practical of ATM machine Property, moreover, reflective mirror 25 can be driven to move left and right by observation element, so that user be allow to see by reflective mirror 25 The situation at rear is examined, so that the safety that user uses ATM machine is further improved, compared with existing observation element, the observation Mechanism structure is simple, to reduce the quantity of the fault point of the mechanism, to reduce the maintenance cost of ATM machine.
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 ATM machine that the security performance based on block chain technology is high, including main body (1), operation panel (2) and keyboard (3), In the side of main body (1), the keyboard (3) is arranged on operation panel (2) for operation panel (2) setting, which is characterized in that Processor and memory are equipped in the main body (1), the processor and memory electrical connection, the memory receive block chain The block chain data of node write-in, and block chain data are stored;
The side of the close operation panel (2) of the main body (1) is equipped with observation element, and the observation element includes the first driving group Part, transmission belt (22), driven wheel (23), fixed link (24), mobile casing (12) and reflective mirror (25), first driving assembly Side at the top of main body (1) is set, and the driven wheel (23) is hinged on the other side at the top of main body (1), the transmission Band (22) is all connected with the first driving assembly and driven wheel (23), and the fixed link (24) is horizontally set on operation panel (2) Top, the mobile casing (12) are set on fixed link (24), and the mobile casing (12) connect with transmission belt (22), described Lower section of reflective mirror (25) setting in mobile casing (12);
The operation panel (2) is equipped with guard mechanism, and the guard mechanism includes water filling component and blocks component, described to block Component setting is in the top of keyboard (3), lower section of the water filling component setting in operation panel (2);
The component that blocks includes water storage case (7), partition (8), two connection units, two water-supply-pipes (11) and two support rods (10), two support rods (10) are separately positioned on the two sides of keyboard (3), and the water storage case (7) is arranged in two support rods (10) Top, the partition (8) is arranged in the inside of water storage case (7), and two connection units are separately positioned on the top of partition (8) Two sides, one end of two water-supply-pipes (11) are separately positioned on the two sides of the lower section of water storage case (7);
The water filling component includes water tank (4), the first drive rod (18), the second drive rod (19), piston (14), two guiding Bar (15), two driving units and two drive blocks (17), the water tank (4) setting is in the lower section of operation panel (2), and two The other end of water-supply-pipe (11) is separately positioned on the two sides on the top of water tank (4), and the piston (14) is arranged in water tank (4) Inside, first drive rod (18) is vertically provided at the lower section of piston (14), and two guide rods (15) are vertically arranged respectively In the two sides of water tank (4), two driving units are separately positioned on the side of two guide rods (15), two drive blocks (17) point It is not set on two guide rods (15), second drive rod (19) is horizontally set between two drive blocks (17), described The bottom end of first drive rod (18) is connect with the middle part of the second drive rod (19).
2. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that the processing Block catenary system is equipped in device, the block catenary system includes data Layer, network layer, common recognition layer, excitation layer, contract layer and application Layer, the block chain data source is in data Layer.
3. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that the processing Device is single-chip microcontroller or PLC, and the memory includes memory database and disk database, the memory database and data in magnetic disk Library receives the block chain data of block chain link point write-in respectively, and stores to block chain data.
4. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that described first Driving assembly includes the second motor (20) and driving wheel (21), and second motor (20) is arranged the one of the top of main body (1) Side, second motor (20) and driving wheel (21) are sequentially connected, and the driving wheel (21) passes through transmission belt (22) and driven wheel (23) it is sequentially connected.
5. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that the connection Unit includes connecting rod (5) and spring (6), and the connecting rod (5) is vertically provided at the side of the top of partition (8), the storage The side at the top of water box (7) is equipped with a reinforcing casing, and the top of the connecting rod (5), which passes through, reinforces casing, the spring (6) one end is connect with the top of connecting rod (5), and the other end setting of the spring (6) is on reinforcing casing.
6. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that the driving Unit includes first motor (13) and screw rod (16), and the both ends of the screw rod (16) are respectively equipped with a bearing block, two bearings Seat is separately positioned on the both ends of guide rod (15), and first motor (13) setting is on the top of guide rod (15), and described first Motor (13) and screw rod (16) are sequentially connected, and the drive block (17) is set on screw rod (16), the drive block (17) and silk Bar (16) is threadedly coupled.
7. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that the piston (14) periphery is equipped with sealing ring.
8. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that the partition (8) rubber strip is circumferentially provided on periphery.
9. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that the water storage The making material of box (7) and partition (8) is tempered glass.
10. the high ATM machine of security performance as described in claim 1 based on block chain technology, which is characterized in that the water storage The top of box (7) is equipped with venthole (9).
CN201811187218.7A 2018-10-12 2018-10-12 A kind of ATM machine that the security performance based on block chain technology is high Withdrawn CN109410477A (en)

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CN207054257U (en) * 2017-08-18 2018-03-02 深圳市星鼎源科技有限公司 A kind of agricultural greenhouse high efficient sprinkling device
CN107404636A (en) * 2017-09-09 2017-11-28 肇庆高新区鹰眼科技有限公司 A kind of novel monitoring apparatus
CN107724315A (en) * 2017-10-24 2018-02-23 浙江辰基建设有限公司 A kind of municipal ground cleans dust arrester
CN207762531U (en) * 2018-01-18 2018-08-24 韦中华 A kind of safety production monitoring device
CN108564732A (en) * 2018-03-22 2018-09-21 深圳市中科智诚科技有限公司 A kind of ATM machine that function is blocked with keyboard based on recognition of face

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Application publication date: 20190301