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WO2021081929A1 - Buse et plateforme mobile - Google Patents

Buse et plateforme mobile Download PDF

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Publication number
WO2021081929A1
WO2021081929A1 PCT/CN2019/114836 CN2019114836W WO2021081929A1 WO 2021081929 A1 WO2021081929 A1 WO 2021081929A1 CN 2019114836 W CN2019114836 W CN 2019114836W WO 2021081929 A1 WO2021081929 A1 WO 2021081929A1
Authority
WO
WIPO (PCT)
Prior art keywords
positioning
nozzle
nozzle according
positioning structure
housing
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.)
Ceased
Application number
PCT/CN2019/114836
Other languages
English (en)
Chinese (zh)
Inventor
舒展
周乐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SZ DJI Technology Co Ltd
Original Assignee
SZ DJI Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SZ DJI Technology Co Ltd filed Critical SZ DJI Technology Co Ltd
Priority to CN201980030921.3A priority Critical patent/CN112118910B/zh
Priority to PCT/CN2019/114836 priority patent/WO2021081929A1/fr
Publication of WO2021081929A1 publication Critical patent/WO2021081929A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B05B1/04—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in flat form, e.g. fan-like, sheet-like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/007—At least a part of the apparatus, e.g. a container, being provided with means, e.g. wheels, for allowing its displacement relative to the ground
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT 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

Definitions

  • the present invention generally relates to the technical field of sky jet structures, and more specifically to a nozzle and a movable platform.
  • pressure fan nozzles with simple structure and low cost have been widely used.
  • such pressure fan nozzles generally use plastic nozzles, which have the advantages of light weight, simple manufacturing, and low cost, but they are not wear-resistant and have a low life span, generally less than 100 hours.
  • metal or ceramic nozzles has the advantages of good wear resistance and long service life (generally up to 1000 hours or more), all-metal nozzles are difficult to manufacture, heavy, and costly, which limit their application range.
  • the positioning side of the existing fan-shaped nozzle is generally higher than or flush with the nozzle opening, and in order to avoid the sprayed liquid surface touching the positioning side and affecting the spray shape and flow rate, the positioning side is generally forced to be parallel to the nozzle opening. . This limits the flexibility of the direction of the nozzle orifice. At the same time, the positioning side of the nozzle orifice that is higher or flush will cause the weight of the nozzle to be too large. In the long term, it will increase the cost of the rubber.
  • the present invention is proposed in order to solve at least one of the above-mentioned problems.
  • the invention provides a nozzle and a movable platform.
  • the nozzle adopts a composite nozzle composed of metal and plastic, which improves wear resistance compared with plastic nozzles, and reduces weight and cost compared with metal or ceramic nozzles, and has the advantages of both.
  • reduce the height of the positioning side as much as possible to achieve the purpose of reducing the weight of the nozzle and avoiding the sprayed liquid surface from touching the positioning side.
  • the first aspect of the present invention provides a nozzle, including:
  • a core the core includes a fluid channel formed inside and a nozzle port communicating with the fluid channel;
  • a casing the casing is arranged outside the core for covering the core, the casing is configured such that the nozzle opening is located outside the casing;
  • the positioning structure is formed on the housing, and the top end of the positioning structure is lower than the bottom end of the nozzle opening.
  • the positioning structure includes a positioning edge, a positioning surface or a positioning block formed on the housing.
  • the number of the positioning edges, positioning surfaces or positioning blocks is two, and the two positioning edges, positioning surfaces or positioning blocks are parallel to each other.
  • the positioning edge or positioning block is rectangular.
  • the positioning edge or positioning block is formed on the top of the housing.
  • the positioning surface is a plane formed on the side wall of the casing and perpendicular to the bottom surface of the casing.
  • the housing and the positioning structure are integrally formed.
  • the housing includes a flange portion formed at the bottom end.
  • the cross-section of the nozzle opening is linear or elongated, and the longitudinal section is wedge-shaped.
  • the angle between the positioning structure and the nozzle opening is any angle.
  • the angle between the positioning structure and the nozzle opening is 0 degrees, 30 degrees, 45 degrees, 60 degrees or 90 degrees.
  • the fluid channel includes a main channel and a throttle hole that are connected in sequence, and the main channel is connected to the nozzle opening through the throttle hole.
  • the core body is made of metal or ceramic material
  • the shell is made of plastic
  • the second aspect of the present invention provides a movable platform, which is characterized in that it includes:
  • a power plant which is installed on the fuselage and provides moving power for the fuselage
  • a water tank and a spray head connected to the water tank, the water tank and the spray head are mounted on the body, and the spray head has the nozzle according to the first aspect of the present invention.
  • the movable platform includes an unmanned aerial vehicle, a spraying vehicle or a manual spraying device.
  • the invention provides a nozzle and a movable platform.
  • Fig. 1 is a schematic three-dimensional structure diagram of a nozzle according to an embodiment of the present invention
  • Figure 2 is a schematic cross-sectional view of the nozzle shown in Figure 1;
  • Fig. 3 is a schematic top view of the nozzle shown in Fig. 1;
  • Fig. 4 is a schematic side view of the nozzle shown in Fig. 1;
  • Fig. 5 is an enlarged view of area A in Fig. 4;
  • Fig. 6 is a schematic structural diagram of a movable platform according to an embodiment of the present invention.
  • Fig. 1 is a schematic three-dimensional structural view of a nozzle according to an embodiment of the present invention
  • Fig. 2 is a schematic cross-sectional view of the nozzle shown in Fig. 1
  • Fig. 3 is a schematic top view of the nozzle shown in Fig. 1
  • Fig. 4 is a schematic view of the nozzle shown in Fig. 1
  • FIG. 5 is an enlarged view of area A in FIG. 4.
  • the nozzle 100 provided in the embodiment of the present invention includes a core 10 and a shell 20.
  • the core 10 includes a fluid channel 11 formed inside and a nozzle port 12 communicating with the fluid channel 11.
  • the fluid passage 11 includes a main passage 13 and an orifice 14 which are connected in sequence, and the main passage 13 is connected to the nozzle opening 12 through the orifice 14.
  • the size of the main channel 13, such as the hole diameter is larger than the size of the throttle hole 14, such as the hole diameter.
  • the nozzle opening 12 adopts a wedge-shaped hole, that is, the longitudinal section of the nozzle opening 12 is wedge-shaped (see FIGS.
  • the nozzle opening when viewed from a plan view, the nozzle opening is elongated, in other words, the nozzle opening 12
  • the cross-section is linear or long. Therefore, in this embodiment, the liquid surface ejected from the nozzle opening 12 is fan-shaped.
  • the core body 10 is made of wear-resistant materials to improve its wear resistance, for example, made of stainless steel, ceramics, brass and other materials.
  • the casing 20 is arranged outside the core 10 for covering the core 10, and the casing 20 is configured such that the nozzle opening 12 is located outside the casing 20.
  • a positioning structure 22 is formed on the housing 20 for positioning during the installation of the nozzle 100.
  • the housing 20 and the positioning structure 22 are integrally formed.
  • the housing 20 is made of plastic to reduce the weight of the nozzle 100 as a whole.
  • the housing 20 includes a mounting flange 21 located at the bottom of the housing, and a main body portion indicated by the mounting flange 21.
  • the mounting flange 21 is used to mount the nozzle 100 on the connecting pipeline.
  • the main body is exemplarily substantially cylindrical, and an annular inclined curved surface is formed in an area near the top of the side wall of the main body.
  • shape of the housing 20 is exemplary, and is not limited to the illustrated shape, but any suitable shape may be adopted and designed.
  • the positioning structure facilitates the user to rotate the nozzle to adjust the spray direction of the nozzle.
  • the nozzle is rotated by the positioning structure so that the length direction of the spray port of the nozzle is parallel to the direction of the pitch axis of the drone.
  • the positioning side of the current nozzle is higher than the nozzle opening, not only the positioning side must be parallel to the nozzle opening, but also the weight of the nozzle is too large, which increases the cost of the rubber.
  • the top end of the positioning structure 22 is lower than the bottom end of the nozzle opening 12.
  • the positioning structure 22 includes two positioning surfaces, and the positioning surface is a plane formed on the side wall of the housing 20 and perpendicular to the bottom surface of the housing 20. .
  • the two positioning surfaces are parallel to each other. It can be seen from FIGS. 1 to 5 that the positioning surface is formed corresponding to the side wall of the cutting housing 20.
  • the positioning surface since the positioning surface is lower than the nozzle opening 12, the positioning surface will not affect the liquid surface ejected from the nozzle opening 12. Therefore, the positioning surface does not have to be parallel to the nozzle opening 12, but can be at any angle, as shown in the figure.
  • the 90 degrees shown in 1 and 3, or in other embodiments, the positioning surface and the nozzle opening 12 may be at 0 degrees (ie, parallel to each other), 30 degrees, 45 degrees, 60 degrees or other suitable angles.
  • positioning structure is not limited to the form of the positioning surface adopted in this embodiment, and may also be in the form of positioning edges or positioning blocks, such as rectangular positioning edges or positioning blocks.
  • the positioning edge and positioning block are, for example, formed on the top end of the housing 20 or other suitable positions.
  • the number of the positioning edges, positioning surfaces or positioning blocks is two, and the two positioning edges, positioning surfaces or positioning blocks are parallel to each other.
  • the core body is made of wear-resistant material
  • the shell is made of plastic. Therefore, the wear resistance is improved compared with plastic nozzles, while the weight and cost are reduced compared with metal or ceramic nozzles.
  • the advantages are light weight, cheapness, good wear resistance, and long life span on the whole.
  • the positioning structure of the nozzle lower than the nozzle opening, the ejected liquid level is no longer restricted by the positioning structure, so that the positioning structure does not have to be parallel to the nozzle opening, which improves the flexibility of nozzle design, and due to the height of the positioning structure Reduce and reduce the cost of rubber.
  • Fig. 6 is a schematic block diagram of a movable platform according to an embodiment of the present invention.
  • the movable platform 300 is depicted as an unmanned aerial vehicle, this depiction is not intended to be limiting, and any suitable type of movable object may be used.
  • the movable platform 300 may be a spraying vehicle or a human spraying device.
  • the movable platform 300 includes a fuselage 301, and the fuselage 301 includes a frame 302 and a tripod 303 mounted on the frame 302.
  • the frame 302 can be used as an installation carrier for the flight control system, processor, video camera, camera, etc. of the movable platform 300.
  • the tripod 303 is installed under the frame 302, and the microwave rotary radar 200 is installed on the tripod 303.
  • the tripod 303 can be used to provide support for the movable platform 300 when it is landed.
  • the tripod 303 can also carry a water tank and be used to spray pesticides and fertilizers on plants through a sprinkler that uses the above-mentioned implementation of the present invention. Examples of nozzles.
  • the movable platform 300 further includes an arm 304 extending from the fuselage 301, and the arm 304 can be used to carry a power device 305 to provide the movable platform 300 with flying power.
  • the powered device 305 may include one or more of a rotor, a propeller, a blade, an engine, a motor, a wheel, a axle, a magnet, or a nozzle.
  • the movable platform 300 may have one or more, two or more, three or more, or four or more powered devices 305 onboard.
  • the power devices 305 may all be of the same type. Alternatively, the one or more power devices 305 may be different types of power devices 305.
  • the power device 305 can be installed on the movable platform 300 using any suitable device.
  • the disclosed device and method may be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components may be combined or It can be integrated into another device, or some features can be ignored or not implemented.
  • the various component embodiments of the present invention may be implemented by hardware, or by software modules running on one or more processors, or by a combination of them.
  • a microprocessor or a digital signal processor (DSP) may be used in practice to implement some or all of the functions of some modules according to the embodiments of the present invention.
  • DSP digital signal processor
  • the present invention can also be implemented as a device program (for example, a computer program and a computer program product) for executing part or all of the methods described herein.
  • Such a program for realizing the present invention may be stored on a computer-readable medium, or may have the form of one or more signals.
  • Such a signal can be downloaded from an Internet website, or provided on a carrier signal, or provided in any other form.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Nozzles (AREA)

Abstract

Une buse (100) et une plateforme mobile (300) sont divulguées. La buse (100) comprend : un corps de noyau (10), le corps de noyau (10) comprenant un passage de fluide (11) formé à l'intérieur de celui-ci et un orifice de buse (12) communiquant avec le passage de fluide (11) ; un boîtier (20), le boîtier (20) étant disposé à l'extérieur du corps de noyau (10) et étant utilisé pour envelopper le corps de noyau (10), et le boîtier (20) étant construit pour permettre à l'orifice de buse (12) d'être situé à l'extérieur du boîtier (20) ; et une structure de positionnement (22), la structure de positionnement (22) étant formée sur le boîtier (20), et une extrémité supérieure de la structure de positionnement (22) étant inférieure à une extrémité inférieure de l'orifice de buse (12). La structure de positionnement de la buse est inférieure à l'orifice de buse, de telle sorte qu'un niveau de liquide pulvérisé n'est pas limité par la structure de positionnement quelconque, la structure de positionnement n'a pas besoin d'être parallèle à l'orifice de buse, et la flexibilité de conception de la buse est améliorée.
PCT/CN2019/114836 2019-10-31 2019-10-31 Buse et plateforme mobile Ceased WO2021081929A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201980030921.3A CN112118910B (zh) 2019-10-31 2019-10-31 喷嘴及可移动平台
PCT/CN2019/114836 WO2021081929A1 (fr) 2019-10-31 2019-10-31 Buse et plateforme mobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/114836 WO2021081929A1 (fr) 2019-10-31 2019-10-31 Buse et plateforme mobile

Publications (1)

Publication Number Publication Date
WO2021081929A1 true WO2021081929A1 (fr) 2021-05-06

Family

ID=73798841

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/114836 Ceased WO2021081929A1 (fr) 2019-10-31 2019-10-31 Buse et plateforme mobile

Country Status (2)

Country Link
CN (1) CN112118910B (fr)
WO (1) WO2021081929A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1046426B1 (fr) * 1999-04-22 2004-05-12 Lechler GmbH Buse de pulvérisation haute pression
US20080060574A1 (en) * 2006-09-13 2008-03-13 Xiom Corporation Powder coating spraying device
CN104781013A (zh) * 2012-12-14 2015-07-15 阿尔弗雷德·凯驰两合公司 扇形喷嘴
CN205361700U (zh) * 2015-12-15 2016-07-06 重庆冬润果蔬产业发展有限公司 用于果树病虫害防治的扇形喷头
CN205518267U (zh) * 2016-01-30 2016-08-31 东莞市长原喷雾技术有限公司 一种呈圆弧扇形面喷射的高压喷嘴
CN206924907U (zh) * 2017-05-10 2018-01-26 佛山市霖锟五金模具有限公司 一种改进的扇形喷嘴
CN209064361U (zh) * 2018-11-02 2019-07-05 北京华奥易航科技有限公司 兼容药袋药箱固体颗粒的多功能植保无人机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6592058B2 (en) * 2000-01-26 2003-07-15 Spraying Systems Co. Spray nozzle with improved asymmetrical fluid discharge distribution
DE20120383U1 (de) * 2001-12-17 2002-06-20 Valco Cincinnati GmbH, 15749 Gallun Auftragsdüse
US20070145164A1 (en) * 2005-12-22 2007-06-28 Nordson Corporation Jetting dispenser with multiple jetting nozzle outlets
CN102814607B (zh) * 2011-06-09 2015-01-14 中国钢铁股份有限公司 焊接式喷嘴精密定位方法及辅助装置
CN105537014B (zh) * 2016-01-30 2018-06-12 东莞市长原喷雾技术有限公司 一种呈圆弧扇形面喷射的高压喷嘴

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1046426B1 (fr) * 1999-04-22 2004-05-12 Lechler GmbH Buse de pulvérisation haute pression
US20080060574A1 (en) * 2006-09-13 2008-03-13 Xiom Corporation Powder coating spraying device
CN104781013A (zh) * 2012-12-14 2015-07-15 阿尔弗雷德·凯驰两合公司 扇形喷嘴
CN205361700U (zh) * 2015-12-15 2016-07-06 重庆冬润果蔬产业发展有限公司 用于果树病虫害防治的扇形喷头
CN205518267U (zh) * 2016-01-30 2016-08-31 东莞市长原喷雾技术有限公司 一种呈圆弧扇形面喷射的高压喷嘴
CN206924907U (zh) * 2017-05-10 2018-01-26 佛山市霖锟五金模具有限公司 一种改进的扇形喷嘴
CN209064361U (zh) * 2018-11-02 2019-07-05 北京华奥易航科技有限公司 兼容药袋药箱固体颗粒的多功能植保无人机

Also Published As

Publication number Publication date
CN112118910A (zh) 2020-12-22
CN112118910B (zh) 2022-11-08

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