CN104354865B - A kind of U-shaped medicine-chest of agricultural depopulated helicopter - Google Patents
A kind of U-shaped medicine-chest of agricultural depopulated helicopter Download PDFInfo
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- CN104354865B CN104354865B CN201410607076.0A CN201410607076A CN104354865B CN 104354865 B CN104354865 B CN 104354865B CN 201410607076 A CN201410607076 A CN 201410607076A CN 104354865 B CN104354865 B CN 104354865B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
- B64D1/18—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting by spraying, e.g. insecticides
Abstract
The U-shaped medicine-chest of a kind of agricultural depopulated helicopter of disclosure, it includes medicine-chest body, this medicine-chest body has a groove makes the U-shaped structure in its cross section, this U-shape structure has the U-shaped medial surface forming groove and the U-shaped lateral surface wrapping up this U-shaped medial surface, U-shaped medial surface and U-shaped lateral surface smooth connection form medicine-chest body, the upper surface of medicine-chest body is provided with medicinal liquid input port, and the neighbouring position of medicinal liquid input port is additionally provided with steam vent；The bottom of medicine-chest body is provided with medicinal liquid delivery outlet。The bottom design of this U-shaped medicine-chest has dividing plate, makes liquid medicine flow position, left and right reduce, allow flight operation time medicine-chest medicinal liquid left and right horizontal face close to consistent；And this medicine-chest is installed on fuselage centre bottom so that carried medicinal liquid near position of centre of gravity, the rocking of medicinal liquid when decreasing flight, make flight more stable。Meanwhile, this medicine-chest body bottom design has impurity guiding gutter and impurity storage location, and prevention medicinal liquid impurity blocks medicinal liquid delivery outlet and facilitates residue to discharge。
Description
Technical field
The invention belongs to aircraft manufacture field, in IPC classifies, belong to the big class of B64, be specifically related to a kind of U-shaped medicine-chest protecting the technical grade electric unmanned helicopter of (plant protection) operation to spray insecticide for agriculture and forestry plant。
Background technology
Along with depopulated helicopter is at the applied research of every profession and trade, people more find that depopulated helicopter is day by day notable in the effect of social production and life various aspects。Use modern new and high technology plant equipment, work efficiency and quality, reduction operating cost can not only be improved, additionally it is possible to reduce the risk of personnel's operation, protect the security of the lives and property。Wherein, agricultural depopulated helicopter is have a lot of advantages compared with conventional equipment for plant protection operation, and its working performance is 8 times that prevent and treat most effective overhead aerosol apparatus working performance in the equipment for plant protection of current ground。Agricultural depopulated helicopter adopts low volume, can save the water of 90% and the pesticide of 50%, and pesticide efficacy reaches more than 35%, and completes the fuel consumption of same working area than agricultural machinery much less such as tractors。It addition, agricultural depopulated helicopter aerial work is not affected by terrain environment, the contact of peasant and pesticide also can be made to be preferably minimized, thus ensureing the physical and mental health of peasant。In the area, particularly double cropping of rice producing region that introduce this operating type, agricultural depopulated helicopter is extensively subject to accreditation and the welcome of user。
General; protect the agricultural depopulated helicopter of operation for agriculture and forestry plant, mainly include flying platform (fixed-wing, single rotor, many rotors), GPS flies control, spraying mechanism three part, flies control by ground remote control or GPS; realize spraying operation, it is possible to spraying agent, seed, powder etc.。
Wherein, the spraying mechanism of existing agricultural depopulated helicopter, it is generally used for spraying insecticide, the medicine-chest of its use is common casing, actually used in-flight easily because aspect change causes medicinal liquid to rock in casing, thus affecting the normal flight of aircraft, time serious, even result in air crash。
For this, one section of application number is the patent of invention of 201320580403.9, disclose a kind of plant protection depopulated helicopter safety and stability type medicine-chest, this plant protection depopulated helicopter medicine-chest is divided into output port, input port, air inlet and storage bin, described output port is connected with the lowermost end of storage bin, described input port is connected with storage bin top end face, described air inlet is at the top of storage bin, it is connected with storage bin top end face, described storage bin bottom face is less than top end face, described storage bin is divided into, lower two parts, top is divided into square, the inside is provided with several transverse slat and riser, transverse slat and riser alternate the several vertical square grooves of formation, the side of vertical square groove is connected with storage bin, the latter half is in echelon。Above-mentioned patent adopts transverse slat and riser to alternate the several vertical square grooves of formation, although this vertical slots structure to some extent solve medicinal liquid rock the fuselage that brings to helicopter cannot stable problem, but its structure complexity not easily realizes。
It addition, one section of application number is the utility model patent of 201320895629.8, disclose a kind of software spray tank, its by hanging outward hurdle, inlet plug, dress liquid bag, liquid outlet joint form；Described dress liquid bag takes the shape of a bag, and there is inlet plug its one end, and the other end has liquid outlet joint；The described outer hurdle that hangs is enclosed within the outside hanging of dress liquid bag in the bottom of unmanned plane；During use, be casing shape by filling liquid bag after inlet plug perfusion solution, liquid outlet joint is connected with spray boom through liquid pump by adapter and is arranged on agricultural unmanned plane bottom。When above-mentioned software spray tank is for agricultural unmanned plane, being inhaled flat medicinal liquid when medicinal liquid continuously outflows by atmospheric pressure effect medicine-chest not wavy, can increase the stability of unmanned plane to a certain extent, but it adopts flexible plastic manufacture, service life is limited；Meanwhile, when the medicinal liquid in medicine-chest continuously outflow and make its inhaled flat after, be in without fixing connection status between medicine-chest and unmanned plane, so that medicine-chest still can rock, and then affect the stability in unmanned plane during flying。
Therefore it provides a kind of medicine-chest structure that can control the agricultural depopulated helicopter that medicinal liquid does not rock is a very necessary and eager technical barrier。
Summary of the invention
Therefore, for above-mentioned problem, the present invention provides the U-shaped medicine-chest of a kind of agricultural depopulated helicopter, simplify and improve existing medicine-chest structure, under the premise not reducing medicine-chest service life, the medicinal liquid inside medicine-chest can be controlled do not rock, it is to avoid stablizing of aloft unmanned plane is impacted, thus solving the deficiency of prior art。
In order to solve above-mentioned technical problem, the technical solution adopted in the present invention is, a kind of U-shaped medicine-chest of agricultural depopulated helicopter, including medicine-chest body, this medicine-chest body has a groove makes the U-shaped structure in its cross section, this U-shape structure has the U-shaped medial surface forming groove and the U-shaped lateral surface wrapping up this U-shaped medial surface, U-shaped medial surface and U-shaped lateral surface smooth connection and forms medicine-chest body；The upper surface of medicine-chest body is provided with medicinal liquid input port, and the neighbouring position of medicinal liquid input port is additionally provided with steam vent；The bottom of medicine-chest body is provided with medicinal liquid delivery outlet。The U-shaped medicine-chest of the present invention is located on unmanned plane, is generally the steadiness ensureing unmanned plane, medicine-chest body can be located at the fuselage centre bottom of unmanned plane；Additionally, this U-shaped medicine-chest adopts the medicine-chest body of U-shape structure, that is this medicine-chest body is divided into two, left and right by groove and stores the accommodation space of medicinal liquid, and two, left and right store medicinal liquid hold space bottom mutually together with, so, when unmanned plane during flying operation, it is close consistent that two, left and right holds medicinal liquid left and right horizontal face stored by space, thus ensureing the stability of unmanned plane during flying。
Wherein, U-shaped medial surface and U-shaped lateral surface smooth connection form medicine-chest body, and medicine-chest body is with the symmetrical structure of centrage of groove；U-shaped medial surface includes the interior diapire of the first medial wall, the second medial wall and the first medial wall in smoothing junction and the second medial wall, first medial wall, the second medial wall and interior diapire are one-body molded, U-shaped lateral surface includes the exterior bottom wall of the first lateral wall, the second lateral wall and the first lateral wall in smoothing junction and the second lateral wall, and the first lateral wall, the second lateral wall and exterior bottom wall are one-body molded；By the spacing between the first medial wall and the first lateral wall (owing to medicine-chest body is bilateral symmetry, the spacing between spacing namely the second medial wall and the second lateral wall between first medial wall and the first lateral wall) it is designated as d1, the spacing of interior diapire and exterior bottom wall is designated as d2, time so in order to ensure unmanned plane during flying operation, two, left and right holds medicinal liquid left and right horizontal face stored by space better close to consistent, is typically designed as d1 > d2；Preferably, d1 >=2d2。So, the accommodation space that two, the left and right of medicine-chest body stores medicinal liquid is bigger, and bottom is less together with space, so that medicine-chest body not easily causes double swerve because the flowing of medicinal liquid is too fast when flight, thus further ensure that about medicine-chest body, two are held medicinal liquid left and right horizontal face stored by space better close to consistent。
Further, in order to be further ensured that medicine-chest body not easily causes double swerve because the flowing of medicinal liquid is too fast when flight, the bottom of the inside of described medicine-chest body is provided with dividing plate, liquid medicine flow position, left and right is made to reduce further, and allow flight operation time medicine-chest medicinal liquid left and right horizontal face close to consistent, it is to avoid medicinal liquid rocks the fuselage brought to helicopter cannot stable problem。This dividing plate may be configured as the dividing plate of a lower surface running through medicine-chest body, it is possible to is set to multiple dividing plate。
Further, for prevention medicinal liquid sediment or impurity blocking medicinal liquid delivery outlet, described medicinal liquid delivery outlet has a medicinal liquid output elbow, and this medicinal liquid output elbow is L-type structure, not only conveniently sprays insecticide, and medicinal liquid sediment can be deposited in the bottom of medicine-chest body。
Further, medicinal liquid sediment or impurity being discharged easily in order to convenient, the bottom of described medicine-chest body downwardly extends out a precipitate district, and as impurity storage location, prevention medicinal liquid impurity blocks medicinal liquid delivery outlet and facilitates residue to discharge。
Medicinal liquid sediment or impurity being discharged easily for further convenient, the bottom of medicine-chest body is provided with fluid cushion groove, and fluid cushion groove is obliquely installed to precipitate district by medicinal liquid delivery outlet, for impurity water conservancy diversion。
Further, the bottom in described precipitate district is sealed by dismountable screw, when precipitate discharged by needs, or when cleaning this precipitate district, pulls down screw and can discharge or clean。
Further, using in order to convenient, the both sides of the upper surface of medicine-chest body are provided with medicinal liquid input port。
Further, described medicinal liquid input port is additionally provided with the medicine chest cover for being sealed against。
Further, the U-shaped lateral surface of described medicine-chest body is additionally provided with rule, for measure medicinal liquid number。This general medicine-chest body is translucent or transparent cabinet, such user can by the highest plane of liquid of visual medicine-chest body and rule know easily medicinal liquid number。
The U-shaped medicine-chest of the present invention, is mountable to fuselage centre bottom so that carried medicinal liquid near position of centre of gravity, the rocking of medicinal liquid when decreasing flight, make flight more stable。Simultaneously, it is designed as the holding that space is relatively big of both sides and the throughput of bottom is narrower, there is dividing plate in its bottom design simultaneously, liquid medicine flow position, left and right is made to reduce, allow flight operation time medicine-chest medicinal liquid left and right horizontal face close to consistent, ensure that medicine-chest is not easy double swerve, and then stability when ensure that unmanned plane during flying。Meanwhile, this medicine-chest body bottom design has impurity guiding gutter and impurity storage location, and prevention medicinal liquid impurity blocks medicinal liquid delivery outlet and facilitates residue to discharge。It addition, medicine-chest body the right and left has all designed medicinal liquid input port, greatly facilitate the use of user。It addition, the lateral surface of medicine-chest body is additionally provided with rule, user is facilitated to observe the number of medicinal liquid。To sum up, present configuration is simple, it is easy to accomplish, long service life, and during agricultural unmanned helicopter flight, the medicinal liquid that can control inside medicine-chest does not rock, and has good practicality。
Accompanying drawing explanation
Fig. 1 is the exploded view of the U-shaped medicine-chest of the present invention；
Fig. 2 is the axonometric chart one of the U-shaped medicine-chest of the present invention；
Fig. 3 is the axonometric chart two of the U-shaped medicine-chest of the present invention；
Fig. 4 is the front view of the U-shaped medicine-chest of the present invention；
Fig. 5 is the rearview of the U-shaped medicine-chest of the present invention；
Fig. 6 is the left view of the U-shaped medicine-chest of the present invention；
Fig. 7 is the right view of the U-shaped medicine-chest of the present invention；
Fig. 8 is the upward view of the U-shaped medicine-chest of the present invention；
Fig. 9 is the top view of the U-shaped medicine-chest of the present invention。
Detailed description of the invention
In conjunction with the drawings and specific embodiments, the present invention is further described。
As a concrete example, referring to the exploded view of the U-shaped medicine-chest of the agricultural depopulated helicopter that Fig. 1-Fig. 9, Fig. 1 are the present embodiment, Fig. 2 and Fig. 3 is the axonometric chart of the different angles of U-shaped medicine-chest, and Fig. 4-Fig. 9 is the hexahedro view of this U-shaped medicine-chest。The component names that each label in diagram represents is as follows: 301: medicine-chest body, 302: medicine chest cover, 303: steam vent, 304: medicinal liquid input port, 305: medicinal liquid delivery outlet, 306: sealing screw, 307: fixing medicine-chest screw, 308: fluid cushion groove, 309: precipitate district, 310: rule, 311: dividing plate；3011:U type medial surface, 30111: the first medial walls, 30112: the second medial walls, 30113: interior diapire；3012:U type lateral surface, 30121: the first lateral walls, 30122: the second lateral walls, 30123: exterior bottom wall。
Referring to Fig. 1-Fig. 9, the U-shaped medicine-chest of the agricultural depopulated helicopter of the present embodiment, including medicine-chest body 301, this medicine-chest body 301 has a groove makes the U-shaped structure in its cross section, this U-shape structure has the U-shaped medial surface 3011 forming groove and the U-shaped lateral surface 3012 wrapping up this U-shaped medial surface 3011, U-shaped medial surface 3011 and U-shaped lateral surface 3012 formation in smoothing junction medicine-chest body 301, the side of the upper surface of medicine-chest body 301 or both sides are provided with medicinal liquid input port 304, and the neighbouring position of medicinal liquid input port 304 is additionally provided with steam vent 303；The bottom of medicine-chest body 301 is provided with medicinal liquid delivery outlet 305。
Wherein, forming medicine-chest body 301 referring to the sign in Fig. 6, U-shaped medial surface 3011 and U-shaped lateral surface 3012 are in smoothing junction, medicine-chest body 301 is with the symmetrical structure of centrage of groove；Referring to the sign in Fig. 7, U-shaped medial surface 3011 includes the 30111, second medial wall 30112, the first medial wall and the interior diapire 30113 of the first medial wall 30111 in smoothing junction and the second medial wall 30112, first the 30111, second medial wall 30112, medial wall and interior diapire 30113 are one-body molded, U-shaped lateral surface 3012 includes the 30121, second lateral wall 30122, the first lateral wall and the exterior bottom wall 30123 of the first lateral wall 30121 in smoothing junction and the second lateral wall 30122, and the 30121, second lateral wall 30122, the first lateral wall and exterior bottom wall 30123 are one-body molded；By the spacing between the first medial wall 30111 and the first lateral wall 30121 (owing to medicine-chest body is bilateral symmetry, the spacing between spacing namely the second medial wall 30112 and the second lateral wall 30122 between first medial wall 30111 and the first lateral wall 30121) it is designated as d1, the spacing of interior diapire 30113 and exterior bottom wall 30123 is designated as d2, time so in order to ensure unmanned plane during flying operation, two, left and right holds medicinal liquid left and right horizontal face stored by space better close to consistent, is typically designed as d1 > d2；Preferably, may be designed as d1 >=2d2, its effect is more preferably。So, the accommodation space that two, the left and right of medicine-chest body stores medicinal liquid is bigger, and bottom is less together with space, so that medicine-chest body not easily causes double swerve because the flowing of medicinal liquid is too fast when flight, thus further ensure that about medicine-chest body, two are held medicinal liquid left and right horizontal face stored by space better close to consistent。
It addition, be the steadiness ensureing medicine-chest body 301, when making, U-shaped lateral surface 3012 is one-body molded after wrapping up U-shaped medial surface 3011。
The bottom of the inside of medicine-chest body 301 is provided with dividing plate 311, makes liquid medicine flow position, left and right reduce, and allow flight operation time medicine-chest medicinal liquid left and right horizontal face close to consistent, it is to avoid medicinal liquid rocks the fuselage brought to helicopter cannot stable problem。This dividing plate 311 may be configured as the dividing plate 311 of a lower surface running through medicine-chest body 301, it is possible to is set to multiple dividing plate 311。In the present embodiment, referring to Fig. 9, this dividing plate 311 is provided with two, is symmetricly set in the bottom portion of groove of medicine-chest body。
For prevention medicinal liquid sediment or impurity blocking medicinal liquid delivery outlet 305, medicinal liquid delivery outlet 305 has a medicinal liquid output elbow, and this medicinal liquid output elbow is L-type structure, not only conveniently sprays insecticide, and medicinal liquid sediment can be deposited in the bottom of medicine-chest body 301。Medicinal liquid sediment or impurity being discharged easily in order to convenient, the bottom of medicine-chest body 301 downwardly extends out a precipitate district 309, and as impurity storage location, prevention medicinal liquid impurity blocks medicinal liquid delivery outlet 305 and facilitates residue to discharge。Medicinal liquid sediment or impurity being discharged easily for further convenient, the bottom of medicine-chest body 301 is provided with fluid cushion groove 308, and fluid cushion groove 308 is obliquely installed to precipitate district 309 by medicinal liquid delivery outlet 305, for impurity water conservancy diversion。It addition, the bottom in precipitate district 309 is sealed by dismountable sealing screw 306, sealing screw 306 is as impurity outlet Quick Release screw, when precipitate discharged by needs, or when cleaning this precipitate district 309, pulls down sealing screw 306 and can discharge or clean。
In the present embodiment, the both sides of the upper surface of medicine-chest body 301 are provided with medicinal liquid input port 304。Medicinal liquid input port 304 is additionally provided with the medicine chest cover 302 for being sealed against。Meanwhile, the U-shaped lateral surface 3012 of the medicine-chest body 301 of the present embodiment is additionally provided with rule 310, for measure medicinal liquid number。
The present embodiment adopts said structure, and the medicine chest cover 302 of this U-shaped medicine-chest is connected with medicinal liquid input port 304, and the medicinal liquid output elbow of medicinal liquid delivery outlet 305 is connected with the bottom of medicine-chest body, and sealing screw 306 is connected with the precipitate district 309 of medicine-chest body bottom。Medicinal liquid input port 304 lays respectively at medicine-chest body the right and left top end face centre position, and steam vent 303 is positioned at medicine-chest body 301 the right and left top end face rear。This U-shaped U-shaped bodies of medicine-chest profile, U-shaped bottom design has dividing plate 311, fluid cushion groove 308 and impurity storage location precipitate district 309, and on the right side of casing, design has containing mark chi 310。
In actual use, pesticide injects from the medicinal liquid input port of any one end (can also two ends be injected simultaneously into) on two tops about medicine-chest body, after medicinal liquid enters medicine-chest body, through U-shaped box bottom stream to the other end。After the medicinal liquid of medicine-chest body is filled it up with, rotary medicine case lid so that it is be tightened against on medicinal liquid input port, it is ensured that during flight, casing is put in poison with aspect situation of change and will not be overflowed casing night。Fluid cushion groove makes the density impurity thing water conservancy diversion more than medicinal liquid to impurity storage location, and giving guarantee medicinal liquid output elbow will not block。Steam vent is along with the minimizing of medicinal liquid, the increase of the negative pressure of casing, and air enters casing through air inlet, gives guarantee medicinal liquid and normally exports from medicinal liquid output elbow smoothly。
Although specifically showing in conjunction with preferred embodiment and describing the present invention; but those skilled in the art should be understood that; in the spirit and scope without departing from appended claims invention defined; the present invention can be made a variety of changes in the form and details, be protection scope of the present invention。
Claims (8)
1. the U-shaped medicine-chest of an agricultural depopulated helicopter, it is characterized in that: include medicine-chest body, this medicine-chest body has a groove makes the U-shaped structure in its cross section, this U-shape structure has the U-shaped medial surface forming groove and the U-shaped lateral surface wrapping up this U-shaped medial surface, U-shaped medial surface and U-shaped lateral surface smooth connection form medicine-chest body, the upper surface of medicine-chest body is provided with medicinal liquid input port, and the neighbouring position of medicinal liquid input port is additionally provided with steam vent；The bottom of medicine-chest body is provided with medicinal liquid delivery outlet；
Described U-shaped medial surface and U-shaped lateral surface smooth connection form medicine-chest body, and medicine-chest body is with the symmetrical structure of centrage of groove；U-shaped medial surface includes the interior diapire of the first medial wall, the second medial wall and the first medial wall in smoothing junction and the second medial wall, first medial wall, the second medial wall and interior diapire are one-body molded, U-shaped lateral surface includes the exterior bottom wall of the first lateral wall, the second lateral wall and the first lateral wall in smoothing junction and the second lateral wall, and the first lateral wall, the second lateral wall and exterior bottom wall are one-body molded；Spacing between first medial wall and the first lateral wall is designated as d1, the spacing of interior diapire and exterior bottom wall is designated as d2, d1 >=2d2。
2. the U-shaped medicine-chest of agricultural depopulated helicopter according to claim 1, it is characterised in that: the bottom of the inside of described medicine-chest body is provided with dividing plate。
3. the U-shaped medicine-chest of agricultural depopulated helicopter according to claim 1, it is characterised in that: described medicinal liquid delivery outlet has a medicinal liquid output elbow, and this medicinal liquid output elbow is L-type structure。
4. the U-shaped medicine-chest of agricultural depopulated helicopter according to claim 1, it is characterised in that: the bottom of described medicine-chest body downwardly extends out a precipitate district, as impurity storage location。
5. the U-shaped medicine-chest of agricultural depopulated helicopter according to claim 4, it is characterised in that: the bottom of described medicine-chest body is provided with fluid cushion groove, and fluid cushion groove is obliquely installed to precipitate district by medicinal liquid delivery outlet, for impurity water conservancy diversion。
6. the U-shaped medicine-chest of agricultural depopulated helicopter according to claim 4, it is characterised in that: the bottom in described precipitate district is sealed by dismountable screw。
7. the U-shaped medicine-chest of agricultural depopulated helicopter according to claim 1, it is characterised in that: the both sides of the upper surface of described medicine-chest body are provided with medicinal liquid input port。
8. the U-shaped medicine-chest of agricultural depopulated helicopter according to claim 1, it is characterised in that: described medicinal liquid input port is additionally provided with medicine chest cover。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410607076.0A CN104354865B (en) | 2014-11-03 | 2014-11-03 | A kind of U-shaped medicine-chest of agricultural depopulated helicopter |
| PCT/CN2015/089988 WO2016070684A1 (en) | 2014-11-03 | 2015-09-18 | U-shaped kit for unmanned farm helicopters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410607076.0A CN104354865B (en) | 2014-11-03 | 2014-11-03 | A kind of U-shaped medicine-chest of agricultural depopulated helicopter |
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| CN104354865A CN104354865A (en) | 2015-02-18 |
| CN104354865B true CN104354865B (en) | 2016-06-22 |
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| CN201410607076.0A Active CN104354865B (en) | 2014-11-03 | 2014-11-03 | A kind of U-shaped medicine-chest of agricultural depopulated helicopter |
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| CN (1) | CN104354865B (en) |
| WO (1) | WO2016070684A1 (en) |
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| CN203087356U (en) * | 2013-01-15 | 2013-07-31 | 农业部南京农业机械化研究所 | Anti-bumpy aviation spraying medicine chest structure |
| CN203461122U (en) * | 2013-08-23 | 2014-03-05 | 重庆金泰航空工业有限公司 | Chemical liquid shaking prevention structure of chemical tank of four-shaft agricultural aircraft |
| CN203461126U (en) * | 2013-09-05 | 2014-03-05 | 重庆金泰航空工业有限公司 | Four-axis agricultural aircraft pesticide spraying system |
| CN103803083A (en) * | 2014-01-17 | 2014-05-21 | 浙江大学 | GPS-based unmanned aerial vehicle pesticide spraying device and method |
| CN204264455U (en) * | 2014-11-03 | 2015-04-15 | 深圳华越力合科技有限公司 | A kind of U-shaped medicine-chest of agricultural depopulated helicopter |
| CN104354865B (en) * | 2014-11-03 | 2016-06-22 | 深圳高科新农技术有限公司 | A kind of U-shaped medicine-chest of agricultural depopulated helicopter |
-
2014
- 2014-11-03 CN CN201410607076.0A patent/CN104354865B/en active Active
-
2015
- 2015-09-18 WO PCT/CN2015/089988 patent/WO2016070684A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN104354865A (en) | 2015-02-18 |
| WO2016070684A1 (en) | 2016-05-12 |
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