CN107386186B - A kind of intelligent water sprinkling device for bridge floor cooling - Google Patents
A kind of intelligent water sprinkling device for bridge floor cooling Download PDFInfo
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- CN107386186B CN107386186B CN201710658506.5A CN201710658506A CN107386186B CN 107386186 B CN107386186 B CN 107386186B CN 201710658506 A CN201710658506 A CN 201710658506A CN 107386186 B CN107386186 B CN 107386186B
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- motor
- collet
- bridge floor
- water tank
- watering
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H3/00—Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
- E01H3/02—Mobile apparatus, e.g. watering-vehicles
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Special Spraying Apparatus (AREA)
Abstract
The present invention relates to a kind of intelligent water sprinkling devices for bridge floor cooling, including water tank, watering mechanism, Zhong Kong mechanism, mobile mechanism and supporting mechanism, mobile mechanism includes moving assembly and support column, moving assembly includes the first collet and mobile unit, mobile unit includes first motor, first drive shaft and movable pulley, limit assembly includes the second motor, second drive shaft, gag lever post and position-limited wheel, watering mechanism includes water pump, turntable and spray head, in the intelligent water sprinkling device to cool down for bridge floor, it can be realized the reliable watering cooling of device by watering mechanism, pass through mobile mechanism, the flexibility and reliability for realizing device is mobile, to neither block the traffic, but also substantially increase watering efficiency, improve the practicability of watering device；Moreover, it joined a large amount of intellectualized module in watering device, substantially increase the intelligence of device, improve its practical value.
Description
Technical field
The present invention relates to watering device field, in particular to a kind of intelligent water sprinkling device for bridge floor cooling.
Background technique
It, can be in the table of bridge since there are also a large amount of passages of automobile for weather overheat during present bridge is current
Area gathers a large amount of heat, if handled not in time heat, certain influence will be brought to the body of a bridge of bridge, so
Generally it can all cool down when hot weather to bridge floor；
Being cooled down now to bridge floor is all to carry out watering cooling using conventional sprinkling truck, thus can be to natively
The bridge floor road of very congestion brings certain passage pressure, to reduce the practicability of watering cooling.
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 for bridge floor
The intelligent water sprinkling device of cooling.
The technical solution adopted by the present invention to solve the technical problems is: a kind of intelligent water sprinkling for bridge floor cooling
The upper of water tank is arranged in device, including water tank, watering mechanism, Zhong Kong mechanism, mobile mechanism and supporting mechanism, the Zhong Kong mechanism
The left and right sides of water tank is arranged in side, the watering mechanism, and the front and rear sides of water tank, the movement is arranged in the supporting mechanism
The bottom of water tank is arranged in mechanism；
The mobile mechanism includes moving assembly and support column, and the top of moving assembly is arranged in by support column for the water tank
Portion, the moving assembly include the first collet and mobile unit, and the vertical cross-section of first collet is U-shaped, the U-shaped section
Opening down setting, the mobile unit includes first motor, two the first drive shafts and two movable pulleys, first electricity
Machine is horizontally set on the top of the inner wall of the first collet, and the first motor is sequentially connected by the first drive shaft and movable pulley；
The two sides of first collet are equipped with limit assembly, and the limit assembly includes the second motor, the second drive shaft, limit
Position bar and position-limited wheel, second motor are fixed on the side of the first collet, and second motor passes through the second drive shaft and limit
Position bar transmission connection, one end of the gag lever post are fixedly connected with the second drive shaft, the other end and position-limited wheel of the gag lever post
Hingedly；
Wherein, when needing mobile water tank, the first collet is set on railing first, subsequent second motor passes through
Second drive shaft controls gag lever post rotation, so that position-limited wheel is mobile towards railing, two movable pulleys can carry out very railing
Good limit；Subsequent moving assembly is started to work, and first motor controls movable pulley rotation by the first drive shaft, then movable pulley is just
It can be contacted with railing, so that the first collet moves, the reliable mobile of water tank be realized, so that water tank is in railing
On move freely, reliably to be sprinkled water, neither block the traffic, but also substantially increase watering efficiency.
The Zhong Kong mechanism includes panel and the display interface being arranged on panel, control button, status indicator lamp and raises
Sound device, the panel are arranged on water tank, and the inside of the panel is additionally provided with middle control component, and the middle control component includes center control
Molding block, the spray control module being connect with central control module, motor control module, wireless communication module, voice control mould
Block, display control module, key control module, state indicator module and working power module, the first motor and the second electricity
Machine is electrically connected with motor control module, and the display interface is electrically connected with display control module, the control button and key
Control module electrical connection, the status indicator lamp are electrically connected with state indicator module, the loudspeaker and speech control module electricity
Connection, the central control module are PLC.
Wherein, central control module, for carrying out the module of intelligentized control method, herein, to each inside watering device
A module carries out intelligentized control method and improves the practicality to improve the intelligence of watering device；Spray control module,
For carrying out the module of spray control, herein, by controlling water pump and spray head, realize to specified bridge floor progress
Reliable watering；Motor control module, it is herein, real by controlling first motor for controlling the module of motor work
The reliable mobile for having showed water tank reliably limits the first collet so as to realize by controlling the second motor；
Wireless communication module, it is herein, real by carrying out wireless data transmission with remote terminal for the module communicated wirelessly
Show and remote transmission is carried out to all data of watering device, has improved its intelligence；Speech control module, for carrying out voice
The module of prompt control by controlling loudspeaker, realizes the reliable output to associate audio signal, mentions herein
The high reliability of watering device；Display control module, for carrying out the module of display control, herein, to relevant work
Information is shown by display interface, improves the practicability of watering device；Key control module, for by key control
The module that manipulation information is acquired is acquired by the control information to control button herein, so as to determine work
Make personnel to the relevant operation information of watering device；State indicator module herein, leads to for carrying out the module of state instruction
It crosses and status indicator lamp is controlled, real-time display is carried out so as to the relevant operating conditions to watering device, to improve
The reliability of watering device；Working power module, it is herein, steady by constantly providing for providing the module of operating voltage
Fixed operating voltage realizes the reliably working of watering device.
Wherein, display interface, for the working condition to watering device, to improve the practicability of watering device；Control
Key processed, for realizing that staff carries out real-time control to watering device；Status indicator lamp, for the work to watering device
State carries out real-time display；Loudspeaker carries out real-time voice with related instruction for the abnormal operation to watering device and mentions
Show；Battery improves the stability of watering device work and continues working for providing of short duration cruising ability to equipment
Ability.
Specifically, the watering mechanism includes water pump, turntable and spray head, the inside of water tank is arranged in the water pump, described
Turntable is arranged on water tank, and the spray head is arranged on turntable, and rotary joint, the rotation are equipped between the turntable and water pump
The inside of connector is equipped with several blades, and the blade is uniformly arranged along the inner wall of rotary joint, the rotary joint and turntable
Transmission connection, the spray head are electrically connected with spray control module with water pump.
Specifically, central point of the junction of the spray head and turntable far from turntable.
Wherein, when being sprinkled water, water pump is started to work, and water will enter rotation from the inside of water tank and connect
In head, spray head is entered back into, so that spray head will sprinkle water to specified bridge floor；Meanwhile rotary joint is when water flowing,
Internal blade will receive the active force of water flow, realizes the rotation of rotary joint, rotates to control turntable, realizes spray
The rotation of head, to improve the reliability of watering.
Specifically, the supporting mechanism includes two support components, the support component includes two support rods and support
Unit, the support rod are located at the two sides of support unit, and one end of the support rod and water tank are hinged, the support rod
The other end is hinged with support unit；
The support unit includes the second collet and two pilot units, and second collet and support rod are hinged, described
The vertical cross-section of second collet is U-shaped, and the opening down setting of the U-shaped, two pilot units are arranged in the second collet
The top of wall.
Specifically, the pilot unit includes guide rod and directive wheel, the directive wheel passes through guide rod and the second collet
It is fixedly connected.
Wherein, the second collet is set on the railing of bridge, due to setting before and after two support components, so can be to water
Case carries out front and back support, while two support rod left and right settings are in the two sides of the second collet, it will be able to realize the left and right to water tank
Support improves the mobile stability of water tank；Second collet is set on the railing of bridge, while guide rod controls directive wheel
It is moved on railing, realizes the second collet and moved on railing, realize the secure support to water tank.
Specifically, the inside of the panel is additionally provided with battery, the battery is electrically connected with working power module.
Specifically, the display interface is liquid crystal display.
Specifically, the wireless communication module includes bluetooth, the bluetooth passes through 4.0 communications protocol of bluetooth and external communication
Terminal wireless connection.
Specifically, the flame retardant rating of the panel is V-0.
Specifically, the first motor and the second motor are servo motor.
The invention has the advantages that this is used in the intelligent water sprinkling device of bridge floor cooling, pass through watering mechanism energy
The reliable watering cooling of enough realization devices, by mobile mechanism, the flexibility and reliability for realizing device is mobile, to neither hinder to hand over
It is logical, but also watering efficiency is substantially increased, improve the practicability of watering device；Moreover, it is added in watering device
A large amount of intellectualized module, substantially increases the intelligence of device, improves its practical value.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the intelligent water sprinkling device for bridge floor cooling of the invention；
Fig. 2 is the structural schematic diagram of the mobile mechanism of the intelligent water sprinkling device for bridge floor cooling of the invention；
Fig. 3 is the structural schematic diagram of the support component of the intelligent water sprinkling device for bridge floor cooling of the invention；
Fig. 4 is the structural schematic diagram of the Zhong Kong mechanism of the intelligent water sprinkling device for bridge floor cooling of the invention；
Fig. 5 is the systematic schematic diagram of the intelligent water sprinkling device for bridge floor cooling of the invention；
In figure: 1. water tanks, 2. Zhong Kong mechanisms, 3. turntables, 4. spray heads, 5. support columns, 6. moving assemblies, 7. limit assemblies,
8. support rod, 9. support units, 10. first collets, 11. first motors, 12. first drive shafts, 13. movable pulleys, 14. second electricity
Machine, 15. second drive shafts, 16. gag lever posts, 17. position-limited wheels, 18. second collets, 19. guide rods, 20. directive wheels, 21. panels,
22. display interface, 23. control buttons, 24. status indicator lamps, 25. loudspeakers, 26. central control modules, 27. spray control moulds
Block, 28. motor control modules, 29. wireless communication modules, 30. speech control modules, 31. display control modules, 32. press keying
Molding block, 33. state indicator modules, 34. working power modules, 35. batteries, 36. water pumps.
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 Figure 1-Figure 5, it is a kind of for bridge floor cooling intelligent water sprinkling device, including water tank 1, watering mechanism,
The top of water tank 1, the watering mechanism setting is arranged in Zhong Kong mechanism 2, mobile mechanism and supporting mechanism, the Zhong Kong mechanism 2
In the left and right sides of water tank 1, the front and rear sides of water tank 1 are arranged in the supporting mechanism, and water tank 1 is arranged in the mobile mechanism
Bottom；
The mobile mechanism includes moving assembly 6 and support column 5, and the water tank 1 is arranged by support column 5 in moving assembly
6 top, the moving assembly 6 include the first collet 10 and mobile unit, and the vertical cross-section of first collet 10 is U-shaped,
The opening down setting in the U-shaped section, the mobile unit include 11, two the first drive shafts 12 of first motor and two shiftings
Driving wheel 13, the first motor 11 are horizontally set on the top of the inner wall of the first collet 10, and the first motor 11 passes through first
Drive shaft 12 and movable pulley 13 are sequentially connected；
The two sides of first collet 10 are equipped with limit assembly 7, and the limit assembly 7 drives including the second motor 14, second
Moving axis 15, gag lever post 16 and position-limited wheel 17, second motor 14 are fixed on the side of the first collet 10, second motor 14
It being sequentially connected by the second drive shaft 15 with gag lever post 16, one end of the gag lever post 16 is fixedly connected with the second drive shaft 15,
The other end and position-limited wheel 17 of the gag lever post 16 are hinged；
Wherein, when needing mobile water tank 1, the first collet 10 is set on railing first, subsequent second motor
14, which control gag lever post 16 by the second drive shaft 15, rotates, so that position-limited wheel 17 is mobile towards railing, two 13 energy of movable pulley
It is enough that railing is limited well；Subsequent moving assembly 6 is started to work, and first motor 11 is moved by the control of the first drive shaft 12
Driving wheel 13 rotates, then movable pulley 13 will be contacted with railing, so that the first collet 10 moves, realize the reliable of water tank 1
It is mobile, so that water tank 1 moves freely on railing, reliably to be sprinkled water, neither block the traffic, but also significantly
Improve watering efficiency.
The Zhong Kong mechanism 2 includes that panel 21 and the display interface 22 being arranged on panel 21, control button 23, state refer to
Show that lamp 24 and loudspeaker 25, the panel 21 are arranged on water tank 1, the inside of the panel 21 is additionally provided with middle control component, described
It is middle to control spray control module 27, the motor control module that component includes central control module 26, connect with central control module 26
28, wireless communication module 29, speech control module 30, display control module 31, key control module 32, state indicator module 33
With working power module 34, the first motor 11 and the second motor 14 are electrically connected with motor control module 28, the display
Interface 22 is electrically connected with display control module 31, and the control button 23 is electrically connected with key control module 32, and the state refers to
Show that lamp 24 is electrically connected with state indicator module 33, the loudspeaker 25 is electrically connected with speech control module 30, the center control
Module 26 is PLC.
Wherein, central control module 26, for carrying out the module of intelligentized control method, herein, inside watering device
Modules carry out intelligentized control method and improve the practicality to improve the intelligence of watering device；Spray control module
27, for carrying out the module of spray control, herein, by controlling water pump 36 and spray head 4, realize to specified bridge
It is reliably sprinkled water in face；Motor control module 28, for controlling the module of motor work, herein, by first motor 11
It is controlled, realizes the reliable mobile of water tank 1, by controlling the second motor 14, pressed from both sides so as to realize to first
Set 10 is reliably limited；Wireless communication module 29, for the module communicated wirelessly, herein, by with remote terminal
Wireless data transmission is carried out, realizes and remote transmission is carried out to all data of watering device, improves its intelligence；Voice control
Molding block 30 herein, by controlling loudspeaker 25, is realized to phase for carrying out the module of voice prompting control
The reliable output for closing audio signal, improves the reliability of watering device；Display control module 31, for carrying out display control
Module is shown relevant job information by display interface 22, improves the practicability of watering device herein；It presses
Key control module 32, for the module being acquired by the manipulation information of key control, herein, by control button 23
Control information is acquired, so as to determine staff to the relevant operation information of watering device；State indicator module 33,
For carrying out the module of state instruction, herein, by controlling status indicator lamp 24, so as to watering device
Relevant operating conditions carry out real-time display, to improve the reliability of watering device；Working power module 34, for providing work
Make the module of voltage, herein, by constantly providing stable operating voltage, realizes the reliably working of watering device.
Wherein, display interface 22, for the working condition to watering device, to improve the practicability of watering device；
Control button 23, for realizing that staff carries out real-time control to watering device；Status indicator lamp 24 is used to watering device
Working condition carry out real-time display；Loudspeaker 25 carries out in fact for the abnormal operation to watering device with related instruction
When voice prompting；Battery 35, for providing of short duration cruising ability to equipment, improve watering device work stability and
The ability continued working.
Specifically, the watering mechanism includes water pump 36, turntable 3 and spray head 4, the water pump 36 is arranged in water tank 1
Portion, the turntable 3 are arranged on water tank 1, and the spray head 4 is arranged on turntable 3, and rotation is equipped between the turntable 3 and water pump 36
The inside of adapter, the rotary joint is equipped with several blades, and the blade is uniformly arranged along the inner wall of rotary joint, described
Rotary joint and turntable 3 are sequentially connected, and the spray head 4 is electrically connected with spray control module 27 with water pump 36.
Specifically, the junction of the spray head 4 and turntable 3 is far from the central point of turntable 3.
Wherein, when being sprinkled water, water pump 36 is started to work, and water will enter rotation from the inside of water tank 1
In adapter, spray head 4 is entered back into, so that spray head 4 will sprinkle water to specified bridge floor；Meanwhile rotary joint is in water flowing
When, internal blade will receive the active force of water flow, realize the rotation of rotary joint, it rotates to control turntable 3,
The rotation of spray head 4 is realized, to improve the reliability of watering.
Specifically, the supporting mechanism includes two support components, the support component includes two support rods 8 and support
Unit 9, the support rod 8 are located at the two sides of support unit 9, and one end of the support rod 8 and water tank 1 are hinged, the branch
The other end and support unit 9 of strut 8 are hinged；
The support unit 9 includes the second collet 18 and two pilot units, and second collet 18 is cut with scissors with support rod 8
It connects, the vertical cross-section of second collet 18 is U-shaped, and the opening down setting of the U-shaped, two pilot units settings are second
The top of the inner wall of collet 18.
Specifically, the pilot unit includes guide rod 19 and directive wheel 20, the directive wheel 20 by guide rod 19 with
Second collet 18 is fixedly connected.
Wherein, the second collet 18 is set on the railing of bridge, due to setting before and after two support components, so can be right
Water tank 1 carries out front and back support, while two 8 left and right settings of support rod are in the two sides of the second collet 18, it will be able to realize to water tank 1
Left and right support, improve the mobile stability of water tank 1；Second collet 18 is set on the railing of bridge, while guide rod 19
It is moved on railing to control directive wheel 20, realizes the second collet 18 and moved on railing, realize the reliable branch to water tank 1
Support.
Specifically, the inside of the panel 21 is additionally provided with battery 35, the battery 35 and 34 electricity of working power module
Connection.
Specifically, the display interface 22 is liquid crystal display.
Specifically, the wireless communication module 29 includes bluetooth, the bluetooth is logical by 4.0 communications protocol of bluetooth and outside
Interrogate terminal wireless connection.
Specifically, the flame retardant rating of the panel 21 is V-0.
Specifically, the first motor 11 and the second motor 14 are servo motor.
Compared with prior art, this is used in the intelligent water sprinkling device of bridge floor cooling, can be real by watering mechanism
The reliable watering cooling of existing device, by mobile mechanism, the flexibility and reliability for realizing device is mobile, thus neither block the traffic,
But also watering efficiency is substantially increased, improve the practicability of watering device；Moreover, it joined in watering device big
The intellectualized module of amount substantially increases the intelligence of device, improves its practical value.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of intelligent water sprinkling device for bridge floor cooling, which is characterized in that including water tank, watering mechanism, middle control machine
The top of water tank is arranged in structure, mobile mechanism and supporting mechanism, the Zhong Kong mechanism, and a left side for water tank is arranged in the watering mechanism
The front and rear sides of water tank are arranged in right two sides, the supporting mechanism, and the bottom of water tank is arranged in the mobile mechanism；
The mobile mechanism includes moving assembly and support column, and the top of moving assembly is arranged in by support column for the water tank,
The moving assembly includes the first collet and mobile unit, and the vertical cross-section of first collet is U-shaped, the U-shaped section
Opening down setting, the mobile unit include first motor, two the first drive shafts and two movable pulleys, the first motor
It is horizontally set on the top of the inner wall of the first collet, the first motor is sequentially connected by the first drive shaft and movable pulley；
The two sides of first collet are equipped with limit assembly, and the limit assembly includes the second motor, the second drive shaft, gag lever post
And position-limited wheel, second motor are fixed on the side of the first collet, second motor passes through the second drive shaft and gag lever post
Transmission connection, one end of the gag lever post are fixedly connected with the second drive shaft, and the other end and position-limited wheel of the gag lever post are hinged；
The Zhong Kong mechanism includes panel and the display interface, control button, status indicator lamp and the loudspeaker that are arranged on panel,
The panel is arranged on water tank, and the inside of the panel is additionally provided with middle control component, and the middle control component includes center control mould
Block, motor control module, wireless communication module, speech control module, is shown the spray control module connecting with central control module
Show control module, key control module, state indicator module and working power module, the first motor and the second motor with
Motor control module electrical connection, the display interface be electrically connected with display control module, the control button and by key control mould
Block electrical connection, the status indicator lamp are electrically connected with state indicator module, and the loudspeaker is electrically connected with speech control module, institute
Stating central control module is PLC.
2. the intelligent water sprinkling device for bridge floor cooling as described in claim 1, which is characterized in that the watering mechanism
Including water pump, turntable and spray head, the inside of water tank is arranged in the water pump, and the turntable is arranged on water tank, and the spray head is set
It sets on turntable, rotary joint is equipped between the turntable and water pump, the inside of the rotary joint is equipped with several blades, described
Blade is uniformly arranged along the inner wall of rotary joint, and the rotary joint and turntable are sequentially connected, the spray head and water pump with
The electrical connection of spray control module.
3. as claimed in claim 2 for bridge floor cooling intelligent water sprinkling device, which is characterized in that the spray head with turn
Central point of the junction of disk far from turntable.
4. the intelligent water sprinkling device for bridge floor cooling as described in claim 1, which is characterized in that the supporting mechanism
Including two support components, the support component includes two support rods and support unit, and the support rod is located at support
The two sides of unit, one end of the support rod and water tank are hinged, and the other end and support unit of the support rod are hinged；
The support unit includes the second collet and two pilot units, and second collet and support rod are hinged, and described second
The vertical cross-section of collet is U-shaped, and the opening down setting of the U-shaped, the inner wall of the second collet is arranged in two pilot units
Top.
5. the intelligent water sprinkling device for bridge floor cooling as claimed in claim 4, which is characterized in that the pilot unit
Including guide rod and directive wheel, the directive wheel is fixedly connected by guide rod with the second collet.
6. as described in claim 1 for bridge floor cooling intelligent water sprinkling device, which is characterized in that the panel it is interior
Portion is additionally provided with battery, and the battery is electrically connected with working power module.
7. the intelligent water sprinkling device for bridge floor cooling as described in claim 1, which is characterized in that the display interface
For liquid crystal display.
8. the intelligent water sprinkling device for bridge floor cooling as described in claim 1, which is characterized in that the wireless telecommunications
Module includes bluetooth, and the bluetooth is connect by 4.0 communications protocol of bluetooth with external communication terminal wireless.
9. the intelligent water sprinkling device for bridge floor cooling as described in claim 1, which is characterized in that the resistance of the panel
Combustion grade is V-0.
10. the intelligent water sprinkling device for bridge floor cooling as described in claim 1, which is characterized in that first electricity
Machine and the second motor are servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710658506.5A CN107386186B (en) | 2017-08-04 | 2017-08-04 | A kind of intelligent water sprinkling device for bridge floor cooling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710658506.5A CN107386186B (en) | 2017-08-04 | 2017-08-04 | A kind of intelligent water sprinkling device for bridge floor cooling |
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| Publication Number | Publication Date |
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| CN107386186A CN107386186A (en) | 2017-11-24 |
| CN107386186B true CN107386186B (en) | 2019-05-03 |
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| CN201710658506.5A Active CN107386186B (en) | 2017-08-04 | 2017-08-04 | A kind of intelligent water sprinkling device for bridge floor cooling |
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| CN108512294B (en) * | 2018-03-30 | 2019-11-15 | 安徽绿沃循环能源科技有限公司 | A kind of multifuctional solar charging equipment based on Internet of Things |
| WO2021000964A1 (en) * | 2019-07-01 | 2021-01-07 | 中车长江车辆有限公司 | Railway water-sprinkling truck |
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| KR101275781B1 (en) * | 2011-04-14 | 2013-06-14 | 윤상원 | cleaning unit of guild rail |
| CN202323850U (en) * | 2011-11-23 | 2012-07-11 | 中国重汽集团济南动力有限公司 | Baluster opening device |
| CN204849560U (en) * | 2015-08-28 | 2015-12-09 | 芜湖科创生产力促进中心有限责任公司 | Cooling overline bridge |
| CN106906767A (en) * | 2015-12-23 | 2017-06-30 | 王冠红 | The road guard and method of work of promising greenbelt spraying function |
| CN106012918B (en) * | 2016-07-15 | 2018-03-27 | 浙江视野环境艺术装饰工程有限公司 | A kind of rail automatic cleaning apparatus |
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