CN209542878U - A kind of sounding balloon based on gas collecting device - Google Patents
A kind of sounding balloon based on gas collecting device Download PDFInfo
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- CN209542878U CN209542878U CN201920485669.2U CN201920485669U CN209542878U CN 209542878 U CN209542878 U CN 209542878U CN 201920485669 U CN201920485669 U CN 201920485669U CN 209542878 U CN209542878 U CN 209542878U
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- collecting device
- gas
- gas collecting
- solenoid valve
- microprocessor
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Abstract
A kind of sounding balloon based on gas collecting device, including balloon body, parachute and gas collecting device, parachute top are connect by rope with balloon body, and parachute rope end is connect with gas collecting device；Gas collecting device includes the first solenoid valve, gas subpackage box, GPS positioning module, the first wireless communication module and the first power supply, gas subpackage box is provided with collection tube, collection tube is respectively communicated with inside gas subpackage box, outside gas collecting device, first solenoid valve is connect with collection tube, and the first solenoid valve, GPS positioning module, the first wireless communication module and the first power supply are sequentially connected.When balloon body flying height reaches preset height value, the first solenoid valve is opened, and gas subpackage box is made to acquire high-altitude gas sample, and high-altitude gas sample is taken back the analysis and research that ground carries out constituent of atomsphere etc..The utility model is used conveniently and safely, and structure is simple, and manufacturing cost is cheap, has staple market value.
Description
Technical field
The utility model relates to meteorological sounding technique field more particularly to a kind of sounding gas based on gas collecting device
Ball.
Background technique
Sounding balloon is indispensable tool in meteorological observation research, in the work such as meteorology development and weather forecast
It plays an important role.Weather station all over the world uses sounding balloon mostly to obtain from ground to tens kilometers of high-altitudes
SEQUENCING VERTICAL section meteorologic parameter, meteorologic parameter mainly includes temperature, humidity, air pressure, wind speed, wind direction etc..Although meteorology is seen
Survey field has already appeared the higher tool of the scientific and technological contents such as sounding rocket, weather radar, meteorological satellite, but have it is at low cost,
Used time is short, the sounding balloon of the advantages such as easy to operate is still one of most important mode in aerological sounding.
Common sounding balloon is only capable of obtaining sounding data data twice during rise and fall at present, cannot acquire
High-altitude gas sample can not be taken back analysis and research that ground carries out constituent of atomsphere etc. by high-altitude gas sample.
Utility model content
The utility model aim is to solve above-mentioned technical problem, to provide a kind of sounding based on gas collecting device
Balloon.
The utility model is achieved through the following technical solutions:
A kind of sounding balloon based on gas collecting device, including balloon body 1, parachute 2 and gas collecting device 3, institute
It states 2 top of parachute to connect by rope with balloon body 1, the 2 umbrella rope end of parachute is connect with gas collecting device 3；Institute
Stating gas collecting device 3 includes the first solenoid valve 31, gas subpackage box 32, GPS positioning module 33, the first wireless communication module 34
And first power supply 35, the gas subpackage box 32 are provided with collection tube 321, the collection tube 321 with inside gas subpackage box 32,
It being respectively communicated with outside gas collecting device 3, first solenoid valve 31 is connect with collection tube 321, first solenoid valve 31,
GPS positioning module 33, the first wireless communication module 34 and the first power supply 35 are sequentially connected.
Further, the gas collecting device 3 further includes first microprocessor 36, the first microprocessor 36 and
One solenoid valve 31, GPS positioning module 33, the first wireless communication module 34, the first power supply 35 are separately connected.
Further, the gas subpackage box 32, collection tube 321 and the first solenoid valve 31 are multiple, each first electricity
Magnet valve 31 is connected with corresponding collection tube 321；Each first solenoid valve 31 is connect with first microprocessor 36 respectively.
Further, aerating and exhaust device 4 are provided with connecting column 47 at the top of the aerating and exhaust device 4, such as Fig. 3, the balloon
Body 1 is provided with charge and discharge port 11, and the connecting column 47 is installed in charge and discharge port 11, and the aerating and exhaust device 4 includes the first pressure
Force snesor 41, second pressure sensor 42, second solenoid valve 43, exhaust pipe 44, the second microprocessor 45 and second source 46,
The first pressure sensor 41 is set to inside balloon body 1, and the second pressure sensor 42 is set to 1 outer wall of balloon body,
The second solenoid valve 43 is connect with exhaust pipe 44, second microprocessor 45 and first pressure sensor 41, second pressure
Sensor 42, second solenoid valve 43, second source 46 are separately connected；Described 44 one end of exhaust pipe is through 47 top of connecting column and position
Inside balloon body 1, the other end is through 4 bottom of aerating and exhaust device and is located at outside aerating and exhaust device 4.
Further, groove 471 is arranged in 47 outer wall of connecting column.
Further, further include device for fusing 5, the device for fusing 5 by rope be connected to the lower section of aerating and exhaust device 4 with
Between 2 top of parachute, the device for fusing 5 include sequentially connected second wireless communication module 51, third microprocessor 52,
Relay 53, third power supply 54 and wire 55, second wireless communication module 51 are communicated with the first wireless communication module 34
Connection；It is connected between 2 top of the wire 55 and parachute by rope.
It further, further include sonde 6, the sonde 6 is connect with gas collecting device 3, is set in the sonde 6
It is equipped with sequentially connected temperature sensor 61, humidity sensor 62, baroceptor 63, wind speed wind direction sensor 64, memory
65 and the 4th power supply 66.
Compared with prior art, the utility model mainly has the beneficial effect that: (1) the utility model overcomes the prior art
Technological deficiency, gas collecting device is set in structure, when balloon body flying height reaches preset height value, the first solenoid valve
It opens, gas subpackage box is made to acquire high-altitude gas sample, high-altitude gas sample is taken back into ground and carries out constituent of atomsphere etc.
Analysis and research.(2) aerating and exhaust device is set in structure, when balloon body internal and external pressure difference is more than preset pressure difference, second
Solenoid valve is opened, and is realized row pressure inside balloon body, is prevented balloon body from rupturing, use is safe.(3) in structure be arranged device for fusing and
Parachute, after the acquisition of high-altitude gas sample, the first solenoid valve is closed, relay conducting, wire heating, when being heated to
After rope burning point, rope burning fracture, balloon body and aerating and exhaust device are detached from, and parachute is removed with gas collecting device one
Drop, during parachute decline, parachute is opened, and rapid decrease is avoided, and is prevented gas collecting device from crashing and is damaged, makes high air
Body sample is fully stored in gas subpackage box, convenient for later period constituent of atomsphere in terms of analysis and research.(4) the utility model
It is used conveniently and safely, structure is simple, and manufacturing cost is cheap, has staple market value.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model
Fig. 2 is 3 structural schematic diagram of the utility model gas collecting device
Fig. 3 is 1 structural schematic diagram of the utility model balloon body
Fig. 4 is 4 cross-sectional view of the utility model aerating and exhaust device
Fig. 5 is 5 structural schematic diagram of the utility model device for fusing
Fig. 6 is 6 structural schematic diagram of the utility model sonde
In figure:
1- balloon body；11- charge and discharge port；2- parachute；3- gas collecting device；The first solenoid valve of 31-；32- gas point
Mounted box；33-GPS locating module；The first wireless communication module of 34-；The first power supply of 35-；36- first microprocessor；4- inflation/deflation
Device；41- first pressure sensor；42- second pressure sensor；43- second solenoid valve；44- exhaust pipe；The micro- place 45- second
Manage device；46- second source；47- connecting column；471- groove；5- device for fusing；The second wireless communication module of 51-；52- third is micro-
Processor；53- relay；54- third power supply；55- wire；6- sonde；61- temperature sensor；62- humidity sensor；
63- baroceptor；64- wind speed wind direction sensor；65- memory；The 4th power supply of 66-.
Specific embodiment
The technical solution of the utility model is further described in detail with reference to the accompanying drawings of the specification.
Such as Fig. 1 and Fig. 2, a kind of sounding balloon based on gas collecting device, including balloon body 1, parachute 2 and gas are adopted
Acquisition means 3,2 top of parachute are connect by rope with balloon body 1, and the 2 umbrella rope end of parachute and gas collecting fill
Set 3 connections；The gas collecting device 3 includes the first solenoid valve 31, gas subpackage box 32, GPS positioning module 33, first is wireless
Communication module 34 and the first power supply 35, the gas subpackage box 32 are provided with collection tube 321, the collection tube 321 and gas point
It being respectively communicated with inside mounted box 32, outside gas collecting device 3, first solenoid valve 31 is connect with collection tube 321, and described first
Solenoid valve 31, GPS positioning module 33, the first wireless communication module 34 and the first power supply 35 are sequentially connected.
Specifically, it is connected to inside 321 one end of collection tube and gas subpackage box 32, the other end is outside gas collecting device 3
Wall, and is connected to outside gas collecting device 3.
Preferably, sealing ring is arranged in collection tube 321 and 3 outer wall junction of gas collecting device, it is ensured that junction leakproofness
It can be good.
Specifically, by the buoyancy of balloon body 1, balloon body 1 rises.In 1 uphill process of balloon body, parachute 2 is shunk；Gas
During sphere 1 declines, parachute 2 is opened, and rapid decrease is avoided, and is prevented gas collecting device 3 from crashing and is damaged.
Preferably, the balloon body 1 is latex material, and stretch performance is preferable；Hydrogen or helium are filled inside balloon body 1.
Preferably, the umbrella cover material of the parachute 2 is ultra high molecular weight polyethylene fiber material.
Preferably, the umbrella cover diameter of the parachute 2 is 100cm.
Further, the gas collecting device 3 further includes first microprocessor 36, the first microprocessor 36 and
One solenoid valve 31, GPS positioning module 33, the first wireless communication module 34, the first power supply 35 are separately connected.
Specifically, the GPS positioning module 33 is used to obtain the flying height information of balloon body 1, and by acquired balloon
1 flying height information of body is sent to first microprocessor 36, and corresponding flying height information is sent to by first microprocessor 36
One wireless communication module 34.When the flying height of balloon body 1 reaches preset height value, first microprocessor 36 is to the first electromagnetism
Valve 31 sends corresponding signal, opens the first solenoid valve 31, and the high air body outside gas collecting device 3 passes through collection tube 321
Into gas subpackage box 32, realize that gas subpackage box 32 acquires high-altitude gas sample.It is reached when the acquisition high-altitude gas sample time
When default acquisition time, first microprocessor 36 sends corresponding signal to the first solenoid valve 31, closes the first solenoid valve 31, will
Acquired high-altitude gas sample is stored in gas subpackage box 32.
Specifically, after the first solenoid valve 31 is closed, corresponding signal is sent to the first channel radio by first microprocessor 36
Believe module 34.
Specifically, the first solenoid valve 31 is provided with sealing ring, it is ensured that 32 favorable sealing property of gas subpackage box prevents from being adopted
Collect high air body leakage.
Further, the gas subpackage box 32, collection tube 321 and the first solenoid valve 31 are multiple, each first electricity
Magnet valve 31 is connected with corresponding collection tube 321；Each first solenoid valve 31 is connect with first microprocessor 36 respectively.
Specifically, the gas subpackage box 32 is multiple, is capable of increasing high-altitude gas collecting sample size, is conducive to later period height
Air body sample analysis and research.
Further, further include aerating and exhaust device 4 such as Fig. 4, be provided with connecting column 47 at the top of the aerating and exhaust device 4, such as
Fig. 3, the balloon body 1 are provided with charge and discharge port 11, and the connecting column 47 is installed in charge and discharge port 11, the aerating and exhaust device
4 include first pressure sensor 41, second pressure sensor 42, second solenoid valve 43, exhaust pipe 44, the second microprocessor 45 and
Second source 46, the first pressure sensor 41 are set to inside balloon body 1, and the second pressure sensor 42 is set to gas
1 outer wall of sphere, the second solenoid valve 43 are connect with exhaust pipe 44, second microprocessor 45 and first pressure sensor
41, second pressure sensor 42, second solenoid valve 43, second source 46 are separately connected；Described 44 one end of exhaust pipe is through connection
At the top of column 47 and it is located inside balloon body 1, the other end is through 4 bottom of aerating and exhaust device and is located at outside aerating and exhaust device 4.
Specifically, first connecting column 47 is installed in charge and discharge port 11, then winds 11 outer wall of charge and discharge port with sealing ring, it will
Connecting column 47 is fixed in charge and discharge port 11, is made favorable sealing property at charge and discharge port 11, is prevented gas leakage.
Preferably, the exhaust pipe 44 is respectively provided with close with 47 top junction of connecting column, 4 bottom junctions of aerating and exhaust device
Seal, it is ensured that junction favorable sealing property.
Specifically, first pressure sensor 41 is used to detect 1 air pressure inside value of balloon body, and will be in detect balloon body 1
Portion's atmospheric pressure value is sent to the second microprocessor 45；Second pressure sensor 42 is for detecting 1 external pressure value of balloon body, and by institute
Detection 1 external pressure value of balloon body is sent to the second microprocessor 45.In 1 uphill process of balloon body, 1 internal pressure of balloon body is got over
Come it is bigger, when the air pressure difference of 1 air pressure inside value of balloon body and 1 external pressure value of balloon body is more than preset pressure difference, the
Two microprocessors 45 send corresponding signal to second solenoid valve 43, open second solenoid valve 43, exhaust pipe 44 will be in balloon body 1
Portion is connected to outside, realizes 1 inside row pressure of balloon body, reduces 1 air pressure inside value of balloon body.When 1 air pressure inside value of balloon body with
When the air pressure difference of 1 external pressure value of balloon body reaches preset pressure difference, the second microprocessor 45 is sent out to second solenoid valve 43
Corresponding signal is sent, second solenoid valve 43 is closed, can effectively avoid 1 air pressure inside value of balloon body excessive and lead to balloon body 1
Rupture.
Specifically, the second solenoid valve 43 is provided with sealing ring, it is ensured that 44 favorable sealing property of exhaust pipe.
Further, such as Fig. 4,47 outer wall of connecting column setting groove 471.
Specifically, after connecting column 47 is installed on charge and discharge port 11, sealing is wound at corresponding 11 outer wall of charge and discharge port of groove 471
Circle, connecting column 47 is fixed in charge and discharge port 11, and enhancing connecting column 47 and 11 connectivity robustness of charge and discharge port make charge and discharge port
Favorable sealing property at 11, prevents gas leakage.
It further, further include device for fusing 5 such as Fig. 5, the device for fusing 5 is connected to aerating and exhaust device 4 by rope
Between 2 top of lower section and parachute, the device for fusing 5 includes sequentially connected second wireless communication module 51, the micro- place of third
Manage device 52, relay 53, third power supply 54 and wire 55, second wireless communication module 51 and the first wireless communication module
34 communication connections；It is connected between 2 top of the wire 55 and parachute by rope.
Preferably, the wire 55 is nickel filament or tungsten wire.
Preferably, it is connected between the umbrella rope end and gas collecting device 3 of the parachute 2 by rope.
Preferably, the rope lengths between the device for fusing 5 and aerating and exhaust device 4 are 1.5m or more, the fusing dress
Setting the rope lengths between 5 and 2 top of the parachute is 0.5m or more, the umbrella rope end of the parachute 2 and gas collecting
Rope lengths between device 3 are 1.2m or more.
Specifically, after the first solenoid valve 31 is closed, corresponding signal is sent to the first channel radio by first microprocessor 36
Believe module 34.Corresponding signal is sent to the second wireless communication module 51, the second radio communication mold by the first wireless communication module 34
Corresponding signal is sent to third microprocessor 52 by block 51, and third microprocessor 52 sends corresponding signal to relay 53, make after
53 both end voltage of electric appliance is greater than 53 voltage rating of relay, and relay 53 is connected, and connects with third power supply 54, third power supply 54
Heat wire 55.It is connected between 2 top of wire 55 and parachute by rope.When wire 55 is heated to rope burning point
Afterwards, rope burns and is broken, and balloon body 1 and aerating and exhaust device 4 is made to fall off.After balloon body 1 falls off, buoyancy disappears, 2 band of parachute
The gas collecting device 3 that is connected with 2 umbrella rope end of parachute decline together, during parachute 2 declines, parachute 2 is opened,
Rapid decrease is avoided, prevents gas collecting device 3 from crashing and damages.
It further, further include sonde 6 such as Fig. 6, the sonde 6 is connect with gas collecting device 3, the sounding
Be provided in instrument 6 sequentially connected temperature sensor 61, humidity sensor 62, baroceptor 63, wind speed wind direction sensor 64,
Memory 65 and the 4th power supply 66.
Specifically, temperature sensor 61, humidity sensor 62, baroceptor 63 and wind speed wind direction sensor 64, respectively
It is stored in for temperature collection, humidity, air pressure and wind speed and direction, and by institute's temperature collection, humidity, air pressure and wind speed and direction information
In memory 65, to obtain institute's detection information from memory 65.
Specifically, sonde 6 is connect with gas collecting device 3, when parachute 2 declines with gas collecting device 3, sounding
Instrument 6 will decline together with gas collecting device 3.During parachute 2 declines, parachute 2 is opened, and avoids rapid decrease, is prevented
Only sonde 6, which crashes, damages.
Preferably, the gas collecting device 3, aerating and exhaust device 4, device for fusing 5 and 6 shell of sonde are all made of highly dense
Polyethylene material is spent, there is good heat resistance, cold resistance and wearability, higher rigidity and toughness, chemical stability, machinery
Intensity and stretch performance are preferable, and thermal expansion coefficient is small.The gas collecting device 3, aerating and exhaust device 4, device for fusing 5 and spy
Empty 6 inside of instrument filling glass cotton thermal insulation material, makes gas collecting device 3, aerating and exhaust device 4, device for fusing 5 and sonde 6
Internal components can work normally under extraneous cryogenic conditions.
Preferably, the shell of the gas collecting device 3 is connect with the shell of sonde 6 by thermal welding mode.
Preferably, the first wireless communication module 34 and 51 model of the second wireless communication module are HC-12；First micro process
Device 36, the second microprocessor 45 and 52 model of third microprocessor are STM32F103ZET6；First power supply 35, second source
46, third power supply 54 and the 4th power supply 66 are lithium battery, and model is UltraFire18650；61 model of temperature sensor
TELESKY DS18B20, humidity sensor 62 model TELESKY DHT11,63 model BMP085 of baroceptor, wind speed
64 model BCQ-YTF-485 of wind transducer.
When the flying height of balloon body 1 reaches preset height value, first microprocessor 36 is sent to the first solenoid valve 31
Corresponding signal opens the first solenoid valve 31；When the acquisition high-altitude gas sample time reaching default acquisition time, first micro- place
It manages device 36 and sends corresponding signal to the first solenoid valve 31, close the first solenoid valve 31；After the first solenoid valve 31 is closed, first
Corresponding signal is sent to the first wireless communication module 34 by microprocessor 36, and the first wireless communication module 34 sends corresponding signal
To the second wireless communication module 51, the second wireless communication module 51 sends corresponding signal, the micro- place of third to third microprocessor 52
It manages device 52 and sends corresponding signal to relay 53, so that 53 both end voltage of relay is greater than 53 voltage rating of relay, make relay
53 conductings；According to the air pressure difference of 1 air pressure inside value of balloon body and 1 external pressure value of balloon body, the second microprocessor 45 is to
Two solenoid valves 43 send corresponding signal, open or close second solenoid valve 43；Temperature sensor 61, humidity sensor 62, gas
64 temperature collections of pressure sensor 63 and wind speed wind direction sensor, humidity, air pressure and wind speed and direction information are stored in memory 65
In, corresponding information is obtained from memory 65, is the prior art, is not the range that the utility model is improved and protected.It is specific real
Shi Shi can be implemented by using the prior art.The utility model improves and what is protected is the sounding balloon based on gas collecting device
Structure.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all according to this
Any modification and equivalent variations that the technical spirit of utility model is made, should be included in the protection scope of the utility model it
It is interior.
Claims (9)
1. a kind of sounding balloon based on gas collecting device, it is characterised in that: including balloon body (1), parachute (2) and gas
Acquisition device (3), parachute (2) top are connect by rope with balloon body (1), parachute (2) the umbrella rope end and
Gas collecting device (3) connection；The gas collecting device (3) includes the first solenoid valve (31), gas subpackage box (32), GPS
Locating module (33), the first wireless communication module (34) and the first power supply (35), the gas subpackage box (32) are provided with acquisition
It manages (321), is respectively communicated with outside the collection tube (321) and gas subpackage box (32) inside, gas collecting device (3), it is described
First solenoid valve (31) is connect with collection tube (321), first solenoid valve (31), GPS positioning module (33), the first channel radio
Letter module (34) and the first power supply (35) are sequentially connected.
2. a kind of sounding balloon based on gas collecting device according to claim 1, it is characterised in that: the gas collecting
Device (3) further includes first microprocessor (36), the first microprocessor (36) and the first solenoid valve (31), GPS positioning mould
Block (33), the first wireless communication module (34), the first power supply (35) are separately connected.
3. a kind of sounding balloon based on gas collecting device according to claim 2, it is characterised in that: the gas packing
Box (32), collection tube (321) and the first solenoid valve (31) are multiple, each first solenoid valve (31) and corresponding collection tube
(321) it connects；Each first solenoid valve (31) connect with first microprocessor (36) respectively.
4. a kind of sounding balloon based on gas collecting device according to claim 2, it is characterised in that: further include inflation/deflation
Device (4), aerating and exhaust device (4) top are provided with connecting column (47), and the balloon body (1) is provided with charge and discharge port
(11), the connecting column (47) is installed in charge and discharge port (11), and the aerating and exhaust device (4) includes first pressure sensor
(41), second pressure sensor (42), second solenoid valve (43), exhaust pipe (44), the second microprocessor (45) and second source
(46), the first pressure sensor (41) is set to balloon body (1) inside, and the second pressure sensor (42) is set to gas
Sphere (1) outer wall, the second solenoid valve (43) connect with exhaust pipe (44), second microprocessor (45) and first pressure
Sensor (41), second pressure sensor (42), second solenoid valve (43), second source (46) are separately connected；The exhaust pipe
(44) one end at the top of connecting column (47) and is located at balloon body (1) inside, and the other end runs through aerating and exhaust device (4) bottom and position
It is external in aerating and exhaust device (4).
5. a kind of sounding balloon based on gas collecting device according to claim 4, it is characterised in that: the connecting column
(47) outer wall setting groove (471).
6. a kind of sounding balloon based on gas collecting device according to claim 4, it is characterised in that: further include fusing dress
It sets (5), the device for fusing (5) is connected to below aerating and exhaust device (4) between parachute (2) top by rope, described
Device for fusing (5) includes sequentially connected second wireless communication module (51), third microprocessor (52), relay (53),
Three power supplys (54) and wire (55), second wireless communication module (51) and the first wireless communication module (34) communication link
It connects；It is connect between the wire (55) and parachute (2) top by rope.
7. a kind of sounding balloon based on gas collecting device according to claim 6, it is characterised in that: further include sonde
(6), the sonde (6) connect with gas collecting device (3), and sequentially connected temperature is provided in the sonde (6) and is passed
Sensor (61), humidity sensor (62), baroceptor (63), wind speed wind direction sensor (64), memory (65) and the 4th electricity
Source (66).
8. a kind of sounding balloon based on gas collecting device according to claim 6, it is characterised in that: described first is wireless
Communication module (34) and the second wireless communication module (51) model are HC-12；First microprocessor (36), the second microprocessor
(45) and third microprocessor (52) model is STM32F103ZET6.
9. a kind of sounding balloon based on gas collecting device according to claim 7, it is characterised in that: the gas collecting
Device (3), aerating and exhaust device (4), device for fusing (5) and sonde (6) shell are all made of high density polyethylene (HDPE) material；The gas
The internal filling glass cotton thermal insulation material of body acquisition device (3), aerating and exhaust device (4), device for fusing (5) and sonde (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920485669.2U CN209542878U (en) | 2019-04-11 | 2019-04-11 | A kind of sounding balloon based on gas collecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920485669.2U CN209542878U (en) | 2019-04-11 | 2019-04-11 | A kind of sounding balloon based on gas collecting device |
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| Publication Number | Publication Date |
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| CN209542878U true CN209542878U (en) | 2019-10-25 |
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ID=68276104
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122045A (en) * | 2019-12-19 | 2020-05-08 | 中国科学院光电研究院 | Tethered balloon differential pressure monitoring system |
| CN114279758A (en) * | 2021-12-22 | 2022-04-05 | 黄山市博村林场 | Unmanned aerial vehicle pesticide application fog droplet collection method |
-
2019
- 2019-04-11 CN CN201920485669.2U patent/CN209542878U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122045A (en) * | 2019-12-19 | 2020-05-08 | 中国科学院光电研究院 | Tethered balloon differential pressure monitoring system |
| CN114279758A (en) * | 2021-12-22 | 2022-04-05 | 黄山市博村林场 | Unmanned aerial vehicle pesticide application fog droplet collection method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 Termination date: 20200411 |