CN206392517U - Household solar photovoltaic plate unmanned plane cleaning plant - Google Patents
Household solar photovoltaic plate unmanned plane cleaning plant Download PDFInfo
- Publication number
- CN206392517U CN206392517U CN201720012447.XU CN201720012447U CN206392517U CN 206392517 U CN206392517 U CN 206392517U CN 201720012447 U CN201720012447 U CN 201720012447U CN 206392517 U CN206392517 U CN 206392517U
- Authority
- CN
- China
- Prior art keywords
- unmanned plane
- gas nozzle
- operator
- nozzle
- plane device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of household solar photovoltaic plate unmanned plane cleaning plant, including unmanned plane device, the operator communicated to connect with unmanned plane device and the air pump being connected with unmanned plane device;The unmanned plane device includes control device, propeller and gas nozzle, control device connects propeller and gas nozzle, for controlling the rotation of propeller and the switch of gas nozzle, propeller is arranged on the top of unmanned plane device, takeoff and landing for adjusting unmanned plane device, gas nozzle connects air pump by breather pipe, the gas that gas nozzle sprays is used for the dirt cleared up in photovoltaic panel, the operator is used to fly to unmanned plane device and dirt cleaning operation, the air pump is used to supply gases at high pressure to gas nozzle, the utility model is simple in construction, it is easy to operate, user can be by the cleaning situation of display device Real Time Observation solar energy photovoltaic panel, effectively improve the cleaning efficiency of solar energy photovoltaic panel.
Description
Technical field
The utility model is related to unmanned plane application field, and in particular to a kind of household solar photovoltaic plate unmanned plane cleaning dress
Put.
Background technology
At this stage, country encourage and support to build middle-size and small-size photovoltaic power generation apparatus generate electricity, it is grid-connected.Many units and family ring
This call is answered, it is grid-connected in the top construction photovoltaic power generation apparatus of building, income can not only be obtained, and being capable of reduction
Stone is capable of the discharge of the pollutant of source generating generation.But, because the solar energy photovoltaic panel of photovoltaic power generation apparatus is arranged on building
Meeting gather dust or birds void excreta on solar energy photovoltaic panel and cause solar energy on the roof of thing, solar energy photovoltaic panel
The pollution of plate is lied prostrate, generally, when cleaning is positioned at the photovoltaic panel of roof, people's water receiving pipe out of building, on roof, uses water pipe
In water rinse.Because roof is higher, hydraulic pressure is often inadequate;It is pretty troublesome toward roof water receiving pipe out of building;Directly rushed with water pipe
Wash, water consumption is too big.Also somebody's roof on water lift out of building, is cleaned, although water-saving with rag, but labor intensity is too big.Institute
It is a kind of using simple, easy to operate, the good solar energy photovoltaic panel cleaning plant of cleaning effect to be badly in need of design.
Utility model content
The utility model provides a kind of household solar photovoltaic plate unmanned plane cleaning plant, profit according to the deficiencies in the prior art
Gas nozzle is carried with unmanned plane device, the cleaning of solar energy photovoltaic panel is carried out by gases at high pressure.
The technical solution of the utility model:A kind of household solar photovoltaic plate unmanned plane cleaning plant, including unmanned plane dress
The operator put, communicated to connect with unmanned plane device and the air pump being connected with unmanned plane device;The unmanned plane device includes
Control device, propeller and gas nozzle, control device connection propeller and gas nozzle, the rotation for controlling propeller
With the switch of gas nozzle, propeller is arranged on the top of unmanned plane device, the takeoff and landing for adjusting unmanned plane device,
Gas nozzle connects air pump by breather pipe, and the gas that gas nozzle sprays is used for the dirt cleared up in photovoltaic panel, the operation
Device is used to fly to unmanned plane device and dirt cleaning operation, and the air pump is used to supply gases at high pressure to gas nozzle;
The unmanned plane device is also included under the motor for being used to drive propeller rotational, motor connection driving power supply, unmanned plane device
Side is provided with supporting leg, and supporting leg supports unmanned plane device after being used for the landing of unmanned plane device, the bottom of the supporting leg
Connecting sucker device, Acetabula device is used to unmanned plane device be fixed after unmanned plane device is dropped in photovoltaic panel.
The bottom of the unmanned plane device is provided with distance sensor device and cam device, the range sensor with
Control device is connected, and for detecting unmanned plane device and the distance of photovoltaic plate surface in real time, the cam device is filled with control
Put and be connected to image photovoltaic plate surface and by control device by transmission of video images to operator in real time.
Center below the unmanned plane device is additionally provided with the nozzle mounting bracket for installing gas nozzle, described
Gas nozzle is movably arranged on the bottom of nozzle mounting bracket.
The operator includes the display device for being used to show cam device institute recording video image, the operator
On be additionally provided with UAV Flight Control button, nozzle switch button and nozzle angle regulating key, flight control button, spray
Mouth switch key and nozzle angle regulating key are sent after pressing is additionally provided with corresponding control signal, the operator
One radio receiving transmitting module, for receiving video signal and sending control signal.
The second nothing that radio communication is carried out with operator is provided with the unmanned plane device in set control device
Line transceiver module, the second radio receiving transmitting module is used to send video signal to operator and receives the control that operator is sent
Video transmission module, jet switch module, flight control modules and jet regulation mould are provided with signal, the control device
Block, the video transmission module is electrically connected with cam device, for the transmission of video images of producing cam device to behaviour
Make device;The jet switch module connects gas nozzle, the opening and closing for controlling gas nozzle;The flight control mould
Block connects motor, and for controlling the taking off of unmanned plane device, landing and heading and flying speed, the jet adjusts mould
Block connects gas nozzle, the jet angle for adjusting gas nozzle.
The propeller of the unmanned plane device is provided with three or four or six.
The supporting leg is provided with three or four in order to the stable support of unmanned plane device.
Motor is installed, motor drives gas nozzle to rotate as needed on the gas nozzle.
First radio receiving transmitting module and the second radio receiving transmitting module using Bluetooth communication or WIFI communication or
ZigBee communication.
The breather pipe is light plastic flexible pipe.
Technique effect of the present utility model:By the way of unmanned plane device carries breather pipe, the height produced using air pump
Body of calming the anger is cleared up solar energy photovoltaic panel, use it is very convenient and swift, be provided with unmanned plane device distance pass
Sensor and cam device, it can be ensured that being accurately positioned for unmanned plane during flying safety and dirt position, set on unmanned plane device
The gas nozzle put can carry out angular adjustment as needed, be easy to alignment dirt to carry out liquid honing operation, the utility model
Simple in construction, easy to operate, user can be by the cleaning situation of display device Real Time Observation solar energy photovoltaic panel, effectively
Improve the cleaning efficiency of solar energy photovoltaic panel.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the utility model unmanned plane apparatus structure schematic diagram;
Fig. 3 is that the utility model control device carries out wireless communication connection structural representation with operator.
Label is represented respectively in figure:1- unmanned plane devices, 2- operators, 3- air pumps, 4- breather pipes, 5- gas nozzles, 10-
Control device, 11- propellers, 12- motors, 13- driving power supplies, 14- supporting legs, 15- Acetabula devices, 16- range sensors dress
Put, 17- cam devices, 18- nozzle mounting brackets, 20- display devices, 21- flight control buttons, 22- nozzle switch buttons,
23- nozzle angle regulating keys, the radio receiving transmitting modules of 24- first, 100- video transmission modules, 101- jet switch modules,
102- flight control modules, 103- jet adjustment modules, the radio receiving transmitting modules of 104- second.
Embodiment
The utility model is further illustrated below in conjunction with the accompanying drawings:
As depicted in figs. 1 and 2, a kind of household solar photovoltaic plate unmanned plane cleaning plant, including unmanned plane device 1, with
The operator 2 of the communication connection of unmanned plane device 1 and the air pump 3 being connected with unmanned plane device 1;The unmanned plane device 1 includes
Control device 10, propeller 11 and gas nozzle 5, the connection propeller 11 of control device 10 and gas nozzle 5, for controlling spiral shell
The rotation of oar 11 and the switch of gas nozzle 5 are revolved, propeller 11 is arranged on the top of unmanned plane device 1, for adjusting unmanned plane
The takeoff and landing of device 1, gas nozzle logical 5 crosses the connection air pump 3 of breather pipe 4, and the gas that gas nozzle 5 sprays is used to clear up light
The dirt on plate is lied prostrate, the operator 2 is used to fly to unmanned plane device 1 and dirt cleaning operation, and the air pump 3 is used for
Gases at high pressure are supplied to gas nozzle 5;The unmanned plane device 1 also includes the motor 12 for being used to drive propeller 11 to rotate, electricity
Machine 12 connects driving power supply 13, and the lower section of unmanned plane device 1 is provided with supporting leg 14, and supporting leg 14 lands for unmanned plane device
Unmanned plane device 1 is supported afterwards, the bottom connecting sucker device 15 of the supporting leg 14, Acetabula device 15 is used in unmanned plane
Unmanned plane device 1 is fixed after dropping in photovoltaic panel for device 1.
Further, the bottom of unmanned plane device 1 is provided with distance sensor device 16 and cam device 17, it is described away from
It is connected from sensor 16 with control device 10, for detecting unmanned plane device 1 and the distance of photovoltaic plate surface, the shooting in real time
Head device 17 and control device 10 are connected in real time image photovoltaic plate surface and by control device 10 by video figure
As being transferred on operator 2.
Further, the nozzle that the center of the lower section of unmanned plane device 1 is additionally provided with for installing gas nozzle 5 is installed
Frame 18, the gas nozzle 5 is movably arranged on the bottom of nozzle mounting bracket 18.
As shown in figure 3, operator 2 includes the display device for being used to show 17 recording video images of cam device
20, be additionally provided with the operator 2 UAV Flight Control button 21, nozzle switch button 22 and nozzle angle regulation by
Key 23, flight control button 21, nozzle switch button 22 and nozzle angle regulating key 23 send corresponding control after pressing
The first radio receiving transmitting module 24 is additionally provided with signal, the operator 2, for receiving video signal and sending control letter
Number.
The second nothing that radio communication is carried out with operator 2 is provided with unmanned plane device 1 in set control device 10
Line transceiver module 104, the second radio receiving transmitting module 104 is used to send video signal to operator 2 and receive operator 2 to send out
Video transmission module 100, jet switch module 101, flight control mould are provided with the control signal gone out, the control device 10
Block 102 and jet adjustment module 103, the video transmission module 100 are electrically connected with cam device 17, for camera to be filled
The transmission of video images of 17 productions is put to operator 2;The jet switch module 101 connects gas nozzle 5, for controlling gas
The opening and closing of nozzle 5;The flight control modules 102 connect motor 12, for controlling the taking off of unmanned plane device 1, dropping
Fall and heading and flying speed, the jet adjustment module 103 connects gas nozzle 5, for adjusting gas nozzle 5
Jet angle.
Further, in order to ensure the flight stability of unmanned plane device 1, the propeller 11 of unmanned plane device 1 is provided with
Three or four or six.
Further, in order to ensure unmanned plane device 1 can stable landing, supporting leg 14 be provided with three or four with
It is easy to the stable support of unmanned plane device.
Further, in order that obtaining cleaning plant can clear up dirt exactly, drive is installed on gas nozzle 5
Dynamic motor, motor drives gas nozzle 5 to rotate as needed, to ensure that gas nozzle is directed at dirt.
Further, in order to ensure the progress that unmanned plane device 1 and controller 2 are capable of safety and stability communicates, first is wireless
The radio receiving transmitting module 104 of transceiver module 24 and second is using Bluetooth communication or WIFI communications or ZigBee communication.
Further, in order to reduce the take-off weight of unmanned plane device, breather pipe 4 is light plastic flexible pipe.
When household solar photovoltaic plate needs cleaning, open air pump and carry out aerating, nothing is then controlled by operator
Human-machine device is taken off, and the flight of unmanned plane device, unmanned plane are controlled by the UAV Flight Control button of operator
The cam device that device flight is arrived on the top of solar energy photovoltaic panel, unmanned plane device is clapped the surface of photovoltaic panel in real time
Take the photograph, the video information that user is shot by display device Real Time Observation cam device, it is grey when occurring in discovery photovoltaic panel
When dirt is assembled or has birds droppings, unmanned plane device is landed, and supporting leg supports unmanned plane device body, Acetabula device
Absorption is in photovoltaic panel, it is ensured that the stabilization of unmanned plane device, and control signal, control device are sent by nozzle angle regulating key
Jet adjustment module receive and start the motor that connects on gas nozzle after control signal, so as to adjust gas nozzle
After jet angle, angular adjustment to the position needed, gas nozzle is controlled by nozzle switch button and jet switch module
Start to spray gases at high pressure to dirt, gas nozzle stops jet after dirt is cleaned, and unmanned plane device takes off, and continues
Photovoltaic panel is patrolled.
A kind of household solar photovoltaic plate unmanned plane cleaning plant of the present utility model, is carried using unmanned plane device and ventilated
The mode of pipe, the gases at high pressure produced using air pump are cleared up solar energy photovoltaic panel, use it is very convenient and swift,
Range sensor and cam device are provided with unmanned plane device, it can be ensured that unmanned plane during flying safety and dirt position
It is accurately positioned, the air nozzle set on unmanned plane device can carry out angular adjustment as needed, is easy to alignment dirt to be sprayed
Gas cleaning operation, the utility model is simple in construction, easy to operate, and user can pass through display device Real Time Observation solar energy
The cleaning situation of photovoltaic panel, effectively improves the cleaning efficiency of solar energy photovoltaic panel.
Claims (10)
1. a kind of household solar photovoltaic plate unmanned plane cleaning plant, it is characterised in that:Filled including unmanned plane device, with unmanned plane
The air pump put the operator of communication connection and be connected with unmanned plane device;The unmanned plane device includes control device, spiral
Oar and gas nozzle, control device connection propeller and gas nozzle, rotation and gas nozzle for controlling propeller
Switch, propeller is arranged on the top of unmanned plane device, and the takeoff and landing for adjusting unmanned plane device, gas nozzle passes through
Breather pipe connects air pump, and the gas that gas nozzle sprays is used for the dirt cleared up in photovoltaic panel, and the operator is used for nobody
Machine device carries out flight and dirt cleaning operation, and the air pump is used to supply gases at high pressure to gas nozzle;The unmanned plane dress
Put and be provided with support below the motor for also including being used to drive propeller rotational, motor connection driving power supply, unmanned plane device
Leg, supporting leg supports unmanned plane device after being used for the landing of unmanned plane device, the bottom connecting sucker device of the supporting leg,
Acetabula device is used to unmanned plane device be fixed after unmanned plane device is dropped in photovoltaic panel.
2. household solar photovoltaic plate unmanned plane cleaning plant according to claim 1, it is characterised in that:The unmanned plane
The bottom of device is provided with distance sensor device and cam device, and the range sensor is connected with control device, is used for
Unmanned plane device and the distance of photovoltaic plate surface are detected in real time, and the cam device is connected in real time to light with control device
Volt plate surface is imaged and by control device by transmission of video images to operator.
3. household solar photovoltaic plate unmanned plane cleaning plant according to claim 1 or 2, it is characterised in that:The nothing
Center below human-machine device is additionally provided with the nozzle mounting bracket for installing gas nozzle, the gas nozzle activity peace
Mounted in the bottom of nozzle mounting bracket.
4. household solar photovoltaic plate unmanned plane cleaning plant according to claim 3, it is characterised in that:The operator
Including the display device for showing cam device institute recording video image, unmanned plane is additionally provided with the operator and is flown
Row control button, nozzle switch button and nozzle angle regulating key, flight control button, nozzle switch button and nozzle
Angular adjustment button sends in corresponding control signal, the operator after pressing and is additionally provided with the first radio receiving transmitting module, uses
Video signal and control signal is sent in receiving.
5. household solar photovoltaic plate unmanned plane cleaning plant according to claim 4, it is characterised in that:The unmanned plane
The second radio receiving transmitting module that radio communication is carried out with operator is provided with device in set control device, second is wireless
Transceiver module is used to send video signal to operator and receives the control signal that operator is sent, in the control device
Be provided with video transmission module, jet switch module, flight control modules and jet adjustment module, the video transmission module with
Cam device is electrically connected, for the transmission of video images of producing cam device to operator;The jet switch module
Connect gas nozzle, the opening and closing for controlling gas nozzle;The flight control modules connect motor, for controlling nothing
Human-machine device takes off, landed and heading and flying speed, and the jet adjustment module connects gas nozzle, for adjusting
The jet angle of throttle body nozzle.
6. household solar photovoltaic plate unmanned plane cleaning plant according to claim 4, it is characterised in that:The unmanned plane
The propeller of device is provided with three or four or six.
7. household solar photovoltaic plate unmanned plane cleaning plant according to claim 4, it is characterised in that:The supporting leg
Three or four are provided with order to the stable support of unmanned plane device.
8. household solar photovoltaic plate unmanned plane cleaning plant according to claim 4, it is characterised in that:The gas spray
Motor is installed, motor drives gas nozzle to rotate as needed on mouth.
9. household solar photovoltaic plate unmanned plane cleaning plant according to claim 5, it is characterised in that:First nothing
Line transceiver module and the second radio receiving transmitting module are using Bluetooth communication or WIFI communications or ZigBee communication.
10. household solar photovoltaic plate unmanned plane cleaning plant according to claim 5, it is characterised in that:The ventilation
Manage as light plastic flexible pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720012447.XU CN206392517U (en) | 2017-01-05 | 2017-01-05 | Household solar photovoltaic plate unmanned plane cleaning plant |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720012447.XU CN206392517U (en) | 2017-01-05 | 2017-01-05 | Household solar photovoltaic plate unmanned plane cleaning plant |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206392517U true CN206392517U (en) | 2017-08-11 |
Family
ID=59513613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720012447.XU Expired - Fee Related CN206392517U (en) | 2017-01-05 | 2017-01-05 | Household solar photovoltaic plate unmanned plane cleaning plant |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206392517U (en) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109292087A (en) * | 2018-08-29 | 2019-02-01 | 西北工业大学 | A kind of outdoor monitoring video camera unmanned plane cleaning systems and its control method |
CN109379040A (en) * | 2018-11-26 | 2019-02-22 | 武汉理工大学 | Photovoltaic plant inspection cleaning unmanned plane and its clean method based on machine vision |
CN110450954A (en) * | 2019-08-13 | 2019-11-15 | 深圳市律远汇智科技有限公司 | A kind of unmanned flight device strong for security protection patrol cruising ability |
WO2020015236A1 (en) * | 2018-07-17 | 2020-01-23 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
CN111096706A (en) * | 2019-12-31 | 2020-05-05 | 四川京航天程科技发展有限公司 | Self-wiping glass aerial work platform |
CN111964284A (en) * | 2020-09-17 | 2020-11-20 | 广州致朗科技有限公司 | Wall-mounted solar heat collecting plate |
CN112570378A (en) * | 2020-11-25 | 2021-03-30 | 常德中科多源电力融合技术研究院 | Photovoltaic panel cleaning device based on light unmanned aerial vehicle and control method thereof |
CN112995328A (en) * | 2021-03-22 | 2021-06-18 | 华南理工大学 | Solar panel cleaning device and unmanned aerial vehicle internet of things layout system sprinkles |
CN113458090A (en) * | 2021-07-15 | 2021-10-01 | 西安热工研究院有限公司 | Method and system for cleaning stubborn dirt on surface of solar photovoltaic panel based on unmanned aerial vehicle |
US11192648B1 (en) | 2021-08-27 | 2021-12-07 | King Abdulaziz University | Air blowing drone and dust cleaning device for solar panels |
DE102021004279A1 (en) | 2021-08-21 | 2023-02-23 | Kastriot Merlaku | Surface cleaning device in the form of a drone or connectable to a drone |
-
2017
- 2017-01-05 CN CN201720012447.XU patent/CN206392517U/en not_active Expired - Fee Related
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020015236A1 (en) * | 2018-07-17 | 2020-01-23 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
CN111683876A (en) * | 2018-07-17 | 2020-09-18 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
CN109292087A (en) * | 2018-08-29 | 2019-02-01 | 西北工业大学 | A kind of outdoor monitoring video camera unmanned plane cleaning systems and its control method |
CN109379040A (en) * | 2018-11-26 | 2019-02-22 | 武汉理工大学 | Photovoltaic plant inspection cleaning unmanned plane and its clean method based on machine vision |
CN110450954A (en) * | 2019-08-13 | 2019-11-15 | 深圳市律远汇智科技有限公司 | A kind of unmanned flight device strong for security protection patrol cruising ability |
CN111096706A (en) * | 2019-12-31 | 2020-05-05 | 四川京航天程科技发展有限公司 | Self-wiping glass aerial work platform |
CN111964284A (en) * | 2020-09-17 | 2020-11-20 | 广州致朗科技有限公司 | Wall-mounted solar heat collecting plate |
CN112570378A (en) * | 2020-11-25 | 2021-03-30 | 常德中科多源电力融合技术研究院 | Photovoltaic panel cleaning device based on light unmanned aerial vehicle and control method thereof |
CN112995328A (en) * | 2021-03-22 | 2021-06-18 | 华南理工大学 | Solar panel cleaning device and unmanned aerial vehicle internet of things layout system sprinkles |
CN113458090A (en) * | 2021-07-15 | 2021-10-01 | 西安热工研究院有限公司 | Method and system for cleaning stubborn dirt on surface of solar photovoltaic panel based on unmanned aerial vehicle |
CN113458090B (en) * | 2021-07-15 | 2023-01-31 | 西安热工研究院有限公司 | Method and system for cleaning stubborn dirt on surface of solar photovoltaic panel based on unmanned aerial vehicle |
DE102021004279A1 (en) | 2021-08-21 | 2023-02-23 | Kastriot Merlaku | Surface cleaning device in the form of a drone or connectable to a drone |
DE102021004279B4 (en) | 2021-08-21 | 2023-06-07 | Kastriot Merlaku | Surface cleaning device in the form of a drone or connectable to a drone |
US11192648B1 (en) | 2021-08-27 | 2021-12-07 | King Abdulaziz University | Air blowing drone and dust cleaning device for solar panels |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206392517U (en) | Household solar photovoltaic plate unmanned plane cleaning plant | |
CN203314876U (en) | Automatic cleaning system for glass curtain wall of tall building | |
CN104743113A (en) | Hydrodynamic unmanned machine | |
CN210597171U (en) | Ground dust-settling vehicle | |
CN109334977A (en) | A kind of high-altitude glass curtain wall cleaning unmanned plane | |
CN205958027U (en) | Insulator hydrophobicity on -line measuring device based on unmanned air vehicle technique | |
CN109998431A (en) | Wall top cleans unmanned plane | |
CN203865003U (en) | Flight-type pesticide spraying equipment | |
CN109090083A (en) | A kind of solar energy pesticide Irrigation Machine | |
CN114288796B (en) | Environment-friendly construction dust fall equipment | |
CN210354583U (en) | Wall top cleaning unmanned aerial vehicle | |
CN214296467U (en) | Agricultural unmanned aerial vehicle spouts medicine device | |
CN211725151U (en) | Novel environmental engineering atomizing big gun | |
CN209211420U (en) | A kind of Jie Shui robot and intelligent clean water system | |
CN206590127U (en) | A kind of unmanned fog machine spray equipment | |
CN115805224A (en) | Dust extraction is used in construction is decorated to indoor building | |
CN109463948A (en) | A kind of craftwork rack | |
CN209112445U (en) | A kind of high-altitude glass curtain wall cleaning unmanned plane | |
CN208755888U (en) | Unmanned plane formula high-altitude curtain cleaning robot | |
CN210478142U (en) | Small-character continuous ink jet printer | |
CN104014453A (en) | Hydraulic type spraying machine | |
CN207238356U (en) | A kind of wireless control type music fountain | |
CN208678657U (en) | A kind of waste gas pollution control and treatment haze dust falling device | |
CN219452158U (en) | Mining automatic watering dust device | |
CN219922452U (en) | Spraying dust suppression device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20200105 |
|
CF01 | Termination of patent right due to non-payment of annual fee |