CN109829985A - A kind of energy-saving card swiping device for city bus based on block chain technology - Google Patents
A kind of energy-saving card swiping device for city bus based on block chain technology Download PDFInfo
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- CN109829985A CN109829985A CN201910084591.8A CN201910084591A CN109829985A CN 109829985 A CN109829985 A CN 109829985A CN 201910084591 A CN201910084591 A CN 201910084591A CN 109829985 A CN109829985 A CN 109829985A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The present invention relates to a kind of energy-saving card swiping devices for city bus based on block chain technology, including main body, mounting post and operation panel, the side of the separate operation panel of main body is equipped with energy-saving mechanism, energy-saving mechanism includes solar panels, dust removal assembly and two moving assemblies, moving assembly includes movable case, first motor is equipped in movable case, shaft, gear, connecting rod, fixed block and rack gear, the two sides of main body are equipped with cooling mechanism, cooling mechanism includes sealing plate and two radiating subassemblies, the energy-saving card swiping device for city bus based on block chain technology, data storage is carried out using block chain technology, so that data safety degree is high, and, pass through energy-saving mechanism, work can be dusted to solar panels, dust is avoided to be covered on solar panels, influence the generating effect of solar energy, the energy is saved, by dissipating Heat engine structure can carry out heat dissipation work to body interior, avoid body interior temperature excessively high, influence internal electronic element work.
Description
Technical field
The present invention relates to a kind of energy-saving card swiping devices for city bus 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 bus card-reading equipment.
The bus card-reading equipment of the prior art is typically all to use traditional data encryption mode, it is easy to data be caused to lose
It loses, also, when the card swiping device long-term work of the prior art, needs to consume a large amount of electric energy, waste of energy is moreover, existing
When some card swiping devices are in running order for a long time, the electronic component of body interior can generate a large amount of energy, if not in time
It radiates, will affect internal electronic element work, reduce the safety of card swiping 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 energy-saving card swiping device for city bus of art.
The technical solution adopted by the present invention to solve the technical problems is: a kind of public for city based on block chain technology
The energy-saving card swiping device handed over, including main body, mounting post and operation panel, the main body are fixed on the top of mounting post, the behaviour
Make plate to be arranged in main body, processor and memory, the processor and memory electrical connection are equipped in the main body, it is described to deposit
Reservoir receives the block chain data of block chain link point write-in, and stores to block chain data；
The side of the separate operation panel of the main body is equipped with energy-saving mechanism, and the energy-saving mechanism includes solar panels, dedusting
Component and two moving assemblies, the solar panels are fixed on the side of the separate operation panel of main body, the dust removal assembly setting
In the side of the separate main body of solar panels, two moving assemblies are separately positioned on above and below main body, and described mobile group
Part and dust removal assembly are sequentially connected；
The moving assembly includes movable case, and two movable cases are separately fixed above and below main body, the movement
The side of the separate main body of case is equipped with opening, be equipped in the movable case first motor, shaft, gear, connecting rod, fixed block and
Rack gear, the rack gear are fixed on the inner wall of the side of movable case, and the wheel and rack engagement, the gear is set in shaft
On, the top of the first motor and shaft is sequentially connected, and the fixed block is fixed on the top of first motor, the fixed block
It is fixedly connected with one end of connecting rod, the other end of the connecting rod is connect with dust removal assembly, the first motor and processor
Electrical connection；
The two sides of the main body are equipped with cooling mechanism, and the two sides of the main body are equipped with ventilation opening, the cooling mechanism
It being corresponded with ventilation opening, is equipped with filter screen at the ventilation opening, the cooling mechanism includes sealing plate and two radiating subassemblies,
Two radiating subassemblies are separately positioned on above and below ventilation opening, and the sealing plate lid is located at ventilation opening, the heat dissipation group
Part and sealing plate are sequentially connected；
The radiating subassembly includes the second motor, screw rod and movable block, and second motor is fixed on the side of main body, institute
It states the second motor to connect with screw rod transmission, the movable block is set on screw rod, and the movable block is set with the junction of screw rod
Have with the matched screw thread of screw rod, two movable blocks respectively be fixedly connected above and below sealing plate, second motor with
Processor electrical connection.
Preferably, block catenary system is equipped in the processor in order to ensure the safety of equipment inner facility data,
The block catenary system includes that data Layer, network layer, common recognition layer, excitation layer, contract layer and application layer, the block chain data are come
Derived from 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, the moving assembly includes position-limiting unit, described in order to improve stability when first motor movement
Position-limiting unit includes pulley and slideway, and the slideway is fixed on the bottom in movable case, and the pulley is set in the bottom end of shaft,
The pulley is arranged in slideway, and the pulley is slidably connected with slideway.
Preferably, the dust removal assembly includes connecting plate, cleaner plate and several connections for the ease of cleaning solar panels
Unit, the both ends of the connecting plate are fixedly connected with one end of the separate fixed block of two connecting rods respectively, and the cleaner plate is logical
It crosses connection unit to connect with connecting plate, the cleaner plate is resisted against on solar panels.
Preferably, the connection unit includes connecting shaft, bullet in order to enable cleaner plate is resisted against on solar panels always
One end of spring and limited block, the connecting shaft is fixedly connected with cleaner plate, and the other end and limited block of the connecting shaft are fixed to be connected
It connects, the connecting plate is set in connecting shaft, and the both ends of the spring are connect with connecting plate and cleaner plate respectively, at the spring
In compressive state.
Preferably, being coated with lubricating oil on the gear in order to enable gear is mobile smooth.
Preferably, being coated with anticorrosion galvanizing layer on the screw rod to extend the service life of screw rod.
Preferably, the radiating subassembly further includes guide rod, described to lead in order to improve stability when movable block movement
On the side for being fixed on main body to bar, the movable block is arranged on the guide bar, and the movable block is slidably connected with guide rod.
Preferably, in order to enable the precise and stable work of first motor, the first motor are servo motor.
The invention has the advantages that being somebody's turn to do the energy-saving card swiping device for city bus based on block chain technology, adopt
Data storage is carried out with block chain technology, so that data safety degree is high, also, should be based on the public for city of block chain technology
The energy-saving card swiping device handed over can be dusted work to solar panels, dust is avoided to be covered on the sun by energy-saving mechanism
Energy plate, influences the generating effect of solar energy, has saved the energy, compared with existing energy-saving mechanism, the energy-saving mechanism dust removing effects
It is good, the generating efficiency of solar energy is improved, by cooling mechanism, heat dissipation work can be carried out to body interior, is avoided in main body
Portion's temperature is excessively high, influences internal electronic element work, compared with existing cooling mechanism, which is mentioned
The high safety of card swiping device.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the block catenary system of the energy-saving card swiping device for city bus of the invention based on block chain technology
Systematic schematic diagram；
Fig. 2 is the structural representation of the energy-saving card swiping device for city bus of the invention based on block chain technology
Figure；
Fig. 3 is the side view of the energy-saving card swiping device for city bus of the invention based on block chain technology；
Fig. 4 is the energy-saving mechanism of the energy-saving card swiping device for city bus of the invention based on block chain technology
Structural schematic diagram；
Fig. 5 is the moving assembly of the energy-saving card swiping device for city bus of the invention based on block chain technology
Structural schematic diagram；
In figure: 1. mounting posts, 2. main bodys, 3. operation panels, 4. movable cases, 5. first motors, 6. shafts, 7. gears, 8. teeth
Item, 9. pulleys, 10. slideways, 11. fixed blocks, 12. connecting rods, 13. connecting plates, 14. cleaner plates, 15. limited blocks, 16. springs,
17. connecting shaft, 18. solar panels, 19. second motors, 20. screw rods, 21. movable blocks, 22. sealing plates, 23. guide rods, 24. mistakes
Strainer.
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 energy-saving card swiping device for city bus based on block chain technology, including main body 2,
Mounting post 1 and operation panel 3, the main body 2 is interior to be equipped with processor and memory, and the processor and memory are electrically connected, described
Memory receives the block chain data of block chain link point write-in, and stores to block chain data, is equipped in the processor
Block catenary system, the block catenary system include data Layer, network layer, common recognition layer, excitation layer, contract layer and application layer, described
Block chain data source is single-chip microcontroller or PLC in data Layer, the processor, and the memory includes memory database and disk
Database, the memory database and disk database receive the block chain data of block chain link point write-in respectively, and to 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.
By block catenary system, the safety of data storage not only can guarantee, but also also improve the intelligent journey of equipment
Degree.
As shown in Fig. 2, a kind of energy-saving card swiping device for city bus based on block chain technology, the main body 2
It is fixed on the top of mounting post 1, the setting of operation panel 3 is on the body 2；
The energy-saving card swiping device for city bus based on block chain technology, can be to the sun by energy-saving mechanism
Energy plate 18 is dusted work, avoids dust from being covered on solar panels 18, influences the generating effect of solar energy, saved the energy,
By cooling mechanism, 2 internal temperature of main body can be avoided excessively high to heat dissipation work is carried out inside main body 2, influence internal electron member
Part work.
As illustrated in figures 4-5, the side of the separate operation panel 3 of the main body 2 is equipped with energy-saving mechanism, and the energy-saving mechanism includes
Solar panels 18, dust removal assembly and two moving assemblies, the solar panels 18 are fixed on the one of the separate operation panel 3 of main body 2
The side of the separate main body 2 of solar panels 18 is arranged in side, the dust removal assembly, and two moving assemblies are separately positioned on main body 2
Above and below, the moving assembly and dust removal assembly are sequentially connected；
The moving assembly includes movable case 4, and two movable cases 4 are separately fixed above and below main body 2, the shifting
The side of the separate main body 2 of dynamic case 4 is equipped with opening, is equipped with first motor 5, shaft 6, gear 7, connecting rod in the movable case 4
12, fixed block 11 and rack gear 8, on the inner wall for the side that the rack gear 8 is fixed on movable case 4, the gear 7 is engaged with rack gear 8,
The gear 7 is set in shaft 6, and the top of the first motor 5 and shaft 6 is sequentially connected, and the fixed block 11 is fixed on
The top of first motor 5, the fixed block 11 are fixedly connected with one end of connecting rod 12, the other end of the connecting rod 12 with remove
The connection of dirt component, the first motor 5 are electrically connected with processor；
When being dusted work, first motor 5 starts, and shaft 6 rotates, and band moving gear 7 rotates, since rack gear 8 is fixed
On movable case 4, so that gear 7 is mobile, so that first motor 5 is mobile, make connecting rod 12 mobile by fixed block 11,
To drive dust removal assembly mobile, so that dust removal assembly carries out cleaning to solar panels 18, dust is avoided to be covered on the sun
On energy plate 18, the generating efficiency of solar panels 18 is influenced.
As shown in figure 3, the two sides of the main body 2 are equipped with cooling mechanism, the two sides of the main body 2 are equipped with ventilation opening,
The cooling mechanism and ventilation opening correspond, and filter screen 24 are equipped at the ventilation opening, the cooling mechanism includes sealing plate
22 and two radiating subassemblies, two radiating subassemblies be separately positioned on above and below ventilation opening, the sealing plate 22 lid is located at
At ventilation opening, the radiating subassembly and sealing plate 22 are sequentially connected；
The radiating subassembly includes the second motor 19, screw rod 20 and movable block 21, and second motor 19 is fixed on main body 2
Side, second motor 19 is sequentially connected with screw rod 20, and the movable block 21 is set on screw rod 20, the movable block 21
With the junction of screw rod 20 be equipped with the matched screw thread of screw rod 20, two movable blocks 21 respectively with the top of sealing plate 22 and under
Side is fixedly connected, and second motor 19 is electrically connected with processor.
When 2 internal temperature of main body is excessively high, the second motor 19 starting, screw rod 20 is rotated, and drives movable block 21 to close to the
The direction of two motors 19 is mobile, thus drive sealing plate 22 mobile, so that ventilation opening leaks out, and it is inside and outside convenient for main body 2
The circulation of air realizes the function of heat dissipation.
Preferably, the moving assembly includes position-limiting unit, institute in order to improve the stability when movement of first motor 5
Stating position-limiting unit includes pulley 9 and slideway 10, and the slideway 10 is fixed on the bottom in movable case 4, and the pulley 9, which is set in, to be turned
The bottom end of axis 6, the pulley 9 are arranged in slideway 10, and the pulley 9 is slidably connected with slideway 10.When cleaning solar panels 18
When, shaft 6 rotates, and band movable pulley 9 moves in slideway 10, the moving direction of shaft 6 is limited, to limit first motor
5 moving direction, to improve the stability when movement of first motor 5.
Preferably, for the ease of clean solar panels 18, if the dust removal assembly include connecting plate 13, cleaner plate 14 and
Dry connection unit, the both ends of the connecting plate 13 are fixedly connected with one end of the separate fixed block 11 of two connecting rods 12 respectively,
The cleaner plate 14 is connect by connection unit with connecting plate 13, and the cleaner plate 14 is resisted against on solar panels 18.
Preferably, the connection unit includes connection in order to enable cleaner plate 14 is resisted against always on solar panels 18
One end of axis 17, spring 16 and limited block 15, the connecting shaft 17 is fixedly connected with cleaner plate 14, the connecting shaft 17 it is another
End be fixedly connected with limited block 15, the connecting plate 13 is set in connecting shaft 17, the both ends of the spring 16 respectively with connection
Plate 13 and cleaner plate 14 connect, and the spring 16 is in compressive state.
When carrying out cleaning to solar panels 18, moving assembly drives connecting plate 13 mobile, passes through 17 band of connecting shaft
Dynamic cleaner plate 14 is mobile, so that cleaner plate 14 carries out cleaning to solar panels 18, dust is avoided to be covered on solar panels 18
On, the generating effect of solar panels 18 is influenced, when moving, spring 16 is in tensional state to cleaner plate 14 always, in stretching
The spring 16 of state is in order to set back, to cleaner plate 14 1 power to the direction close to solar panels 18, so that clearly
Clean plate 14 can be resisted against always in cleaner plate 14, to improve clean effect.
Preferably, being coated with lubricating oil on the gear 7, reducing gear 7 and tooth in order to enable gear 7 is mobile smooth
Frictional force between item 8 improves the fluency when movement of gear 7.
Preferably, being coated with anticorrosion galvanizing layer on the screw rod 20 to extend the service life of screw rod 20.
Preferably, the radiating subassembly further includes guide rod 23, institute in order to improve the stability when movement of movable block 21
It states guide rod 23 to be fixed on the side of main body 2, the movable block 21 is set on guide rod 23, the movable block 21 and guiding
Bar 23 is slidably connected.By the way that guide rod 23 is arranged, avoids movable block 21 from rotating when moving, limit the shifting of movable block 21
Dynamic direction improves the stability when movement of movable block 21.
Preferably, in order to enable the precise and stable work of first motor 5, the first motor 5 are servo motor.
When being dusted work, first motor 5 starts, and shaft 6 rotates, and band moving gear 7 rotates, since rack gear 8 is fixed
On movable case 4, so that gear 7 is mobile, so that first motor 5 is mobile, make connecting rod 12 mobile by fixed block 11,
To drive dust removal assembly mobile, so that dust removal assembly carries out cleaning to solar panels 18, dust is avoided to be covered on the sun
On energy plate 18, the generating efficiency of solar panels 18 is influenced.When 2 internal temperature of main body is excessively high, the starting of the second motor 19, screw rod 20
Rotation, the direction for driving movable block 21 to close second motor 19 is mobile, to drive sealing plate 22 mobile, so that ventilation opening leaks
Out, convenient for the circulation of the inside and outside air of main body 2, the function of heat dissipation is realized.
Compared with prior art, it is somebody's turn to do the energy-saving card swiping device for city bus based on block chain technology, using area
Block chain technology carries out data storage, so that data safety degree is high, also, should be based on block chain technology for city bus
Energy-saving card swiping device can be dusted work to solar panels 18, dust is avoided to be covered on solar energy by dedusting mechanism
Plate 18 influences the generating effect of solar energy, has saved the energy, compared with existing energy-saving mechanism, the energy-saving mechanism dust removing effects
It is good, the generating efficiency of solar energy is improved, by cooling mechanism, main body 2 can be avoided to heat dissipation work is carried out inside main body 2
Internal temperature is excessively high, influences internal electronic element work, compared with existing cooling mechanism, the cooling mechanism good heat dissipation effect,
Improve the safety of card swiping device.
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 energy-saving card swiping device for city bus based on block chain technology, including main body (2), mounting post (1)
With operation panel (3), the main body (2) is fixed on the top of mounting post (1), and the operation panel (3) is arranged on main body (2),
It is characterized in that, processor and memory, the processor and memory electrical connection, the memory is equipped in the main body (2)
Receive the block chain data of block chain link point write-in, and block chain data are stored；
The side of the separate operation panel (3) of the main body (2) is equipped with energy-saving mechanism, and the energy-saving mechanism includes solar panels
(18), dust removal assembly and two moving assemblies, the solar panels (18) are fixed on the one of the separate operation panel (3) of main body (2)
Side, the dust removal assembly are arranged in the side of the separate main body (2) of solar panels (18), and two moving assemblies are separately positioned on master
Above and below body (2), the moving assembly and dust removal assembly are sequentially connected；
The moving assembly includes movable case (4), and two movable cases (4) are separately fixed above and below main body (2), described
The side of the separate main body (2) of movable case (4) is equipped with opening, be equipped in the movable case (4) first motor (5), shaft (6),
Gear (7), connecting rod (12), fixed block (11) and rack gear (8), the rack gear (8) are fixed on the inner wall of the side of movable case (4)
On, the gear (7) is engaged with rack gear (8), and the gear (7) is set on shaft (6), the first motor (5) and shaft
(6) top transmission connection, the fixed block (11) are fixed on the top of first motor (5), the fixed block (11) with connect
One end of bar (12) is fixedly connected, and the other end of the connecting rod (12) is connect with dust removal assembly, the first motor (5) and place
Manage device electrical connection；
The two sides of the main body (2) are equipped with cooling mechanism, and the two sides of the main body (2) are equipped with ventilation opening, the heat dissipation machine
Structure and ventilation opening correspond, and are equipped with filter screen (24) at the ventilation opening, the cooling mechanism includes sealing plate (22) and two
A radiating subassembly, two radiating subassemblies are separately positioned on above and below ventilation opening, and sealing plate (22) lid is located at ventilation
At mouthful, the radiating subassembly and sealing plate (22) are sequentially connected；
The radiating subassembly includes that the second motor (19), screw rod (20) and movable block (21), second motor (19) are fixed on
The side of main body (2), second motor (19) and screw rod (20) are sequentially connected, and the movable block (21) is set in screw rod (20)
On, the movable block (21) be equipped with the junction of screw rod (20) and screw rod (20) matched screw thread, two movable blocks (21)
It is fixedly connected respectively with above and below sealing plate (22), second motor (19) is electrically connected with processor.
2. as described in claim 1 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In being equipped with block catenary system in, the processor, the block catenary system include data Layer, network layer, common recognition layer, excitation layer,
Contract layer and application layer, the block chain data source is in data Layer.
3. as described in claim 1 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In the processor is single-chip microcontroller or PLC, and the memory includes memory database and disk database, the internal storage data
Library and disk database receive the block chain data of block chain link point write-in respectively, and store to block chain data.
4. as described in claim 1 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In the moving assembly includes position-limiting unit, and the position-limiting unit includes pulley (9) and slideway (10), and the slideway (10) is solid
It is scheduled on the bottom in movable case (4), the pulley (9) is set in the bottom end of shaft (6), and the pulley (9) is arranged in slideway
(10) in, the pulley (9) is slidably connected with slideway (10).
5. as described in claim 1 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In the dust removal assembly includes connecting plate (13), cleaner plate (14) and several connection units, the both ends point of the connecting plate (13)
It is not fixedly connected with one end of the separate fixed block (11) of two connecting rods (12), the connection unit is evenly distributed on cleaner plate
(14) side of separate solar panels (18), the cleaner plate (14) is connect by connection unit with connecting plate (13), described
Cleaner plate (14) is resisted against on solar panels (18).
6. as claimed in claim 5 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In, the connection unit include connecting shaft (17), spring (16) and limited block (15), one end of the connecting shaft (17) and cleaning
Plate (14) is fixedly connected, and the other end of the connecting shaft (17) is fixedly connected with limited block (15), and the connecting plate (13) is arranged
On connecting shaft (17), the both ends of the spring (16) are connect with connecting plate (13) and cleaner plate (14) respectively, the spring
(16) it is in compressive state.
7. as described in claim 1 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In being coated with lubricating oil on the gear (7).
8. as described in claim 1 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In being coated with anticorrosion galvanizing layer on the screw rod (20).
9. as described in claim 1 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In the radiating subassembly further includes guide rod (23), and the guide rod (23) is fixed on the side of main body (2), the movement
Block (21) is set on guide rod (23), and the movable block (21) is slidably connected with guide rod (23).
10. as described in claim 1 based on the energy-saving card swiping device for city bus of block chain technology, feature exists
In the first motor (5) is servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910084591.8A CN109829985A (en) | 2019-01-29 | 2019-01-29 | A kind of energy-saving card swiping device for city bus based on block chain technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910084591.8A CN109829985A (en) | 2019-01-29 | 2019-01-29 | A kind of energy-saving card swiping device for city bus based on block chain technology |
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| CN109829985A true CN109829985A (en) | 2019-05-31 |
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| CN201910084591.8A Withdrawn CN109829985A (en) | 2019-01-29 | 2019-01-29 | A kind of energy-saving card swiping device for city bus based on block chain technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111199610A (en) * | 2020-01-08 | 2020-05-26 | 赵虎珍 | Bus card swiping device with dust removal function based on block chain technology |
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| CN208241633U (en) * | 2018-04-16 | 2018-12-14 | 中山铨欣智能照明有限公司 | A kind of photovoltaic detection device |
| CN109241715A (en) * | 2018-08-17 | 2019-01-18 | 深圳市雷凌广通技术研发有限公司 | A kind of safety-type terminal device based on block chain technology |
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Application publication date: 20190531 |