CN105818960A - Folding wing unmanned aerial vehicle for municipal garden - Google Patents
Folding wing unmanned aerial vehicle for municipal garden Download PDFInfo
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- CN105818960A CN105818960A CN201610195730.0A CN201610195730A CN105818960A CN 105818960 A CN105818960 A CN 105818960A CN 201610195730 A CN201610195730 A CN 201610195730A CN 105818960 A CN105818960 A CN 105818960A
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- wing
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- fuselage
- water
- base plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/30—Parts of fuselage relatively movable to reduce overall dimensions of aircraft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
- C09D133/12—Homopolymers or copolymers of methyl methacrylate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a folding wing unmanned aerial vehicle for a municipal garden. The folding wing unmanned aerial vehicle comprises a vehicle body and vehicle wings. An inner cavity is formed in the vehicle body. The left side and the right side of the inner cavity communicate with each other. A first motor is arranged on a front board of the inner cavity and connected with a lead screw arranged in the direction the same as that of the vehicle body. Two gears are symmetrically engaged with the two sides of the lead screw. The centers of the gears are connected to the vehicle body through intermediate shafts. Rotary boards are connected to the side walls of the gears. The outer ends of the rotary boards are perpendicularly connected with supporting boards. First air cylinders are connected to the front ends of the supporting boards. Second motors are connected to the front ends of the first air cylinders. First threaded rods are connected to output shafts of the second motors. The front board of the inner cavity is further provided with first nuts screwed to the first threaded rods. Second air cylinders are arranged on the side walls, on the same side with the rotary boards, of the supporting boards. By the adoption of the folding wing unmanned aerial vehicle, the vehicle wings can be conveniently folded, the folding wing unmanned aerial vehicle is convenient to store, and practicality is achieved.
Description
Technical field
The present invention relates to municipal administration unmanned air vehicle technique field, gardens, particularly relate to a kind of municipal administration gardens folding wings unmanned plane.
Background technology
Existing fixed-wing unmanned plane, owing to wing is fixing, so one of becoming the parts of rapid wear, and owing to wing and empennage are fixing, flight efficiency is less desirable.
Being fixing additionally, due to wing, it is impossible to fold, storage space is too big, in-convenience in use.
Summary of the invention
The technical problem to be solved is to provide a kind of municipal administration gardens folding wings unmanned plane, to solve the technical problem that the wing of the unmanned plane of prior art is easily damaged and storage space is big and flight efficiency is undesirable.
nullFor solving above-mentioned technical problem，Embodiments of the invention provide a kind of municipal administration gardens folding wings unmanned plane，Including fuselage、Wing and empennage，Described fuselage is provided with inner chamber，The described inner chamber left and right sides connects，The header board of described inner chamber is provided with the first motor，A screw mandrel arranged in the same direction with fuselage is connected on described first motor，It is engaged with a gear to the lateral symmetry of described screw mandrel，Being connected on fuselage centrally through axis of described gear，Connect on the sidewall of described gear and have rotor plate，The outer end of described rotor plate is vertically connected with gripper shoe，The front end of described gripper shoe connects the first cylinder，The front end of described first cylinder connects the second motor，The output shaft of described second motor connects the first threaded rod，The first nut for being screwed it is additionally provided with described first threaded rod on the header board of described inner chamber，Described gripper shoe is provided with the second cylinder with the sidewall of rotor plate homonymy，The end of described second cylinder connects the 3rd motor，The output shaft of described 3rd motor connects the second threaded rod，The second nut for being screwed it is additionally provided with described second threaded rod on the header board of described inner chamber，Described second nut is connected on header board by the 3rd cylinder，The opposite side of described gripper shoe is provided with described wing；
Described empennage includes the 4th motor being located in back body portion and extends the connection ring of back body, connected by bearing in described connection ring and have rotary shaft, described rotary shaft horizontally set, it is fixedly connected with travelling gear in described rotary shaft, described 4th motor drives described travelling gear by driving gear, being respectively provided with one the 5th motor at the two ends of described rotary shaft, the output shaft of described 5th motor connects propeller；
Described fuselage, water-repellent paint is scribbled on the metal parts of wing and empennage, described water-repellent paint is made up of the raw material of following parts by weight: methyl methacrylate 88, styrene 77, polybutadiene 2, Merlon 2, Pulvis Talci 2, Ammonium persulfate. 0.8, phosphate ester monomer 8, deionized water 15, glass flake 25, concentration is the ethanol 25 of 75wt%, concentration is the sodium hydroxide solution 50 of 10wt%, isopropanol 3, catechol 5, zinc silicate 5, epoxy soybean oil 5, precipitated calcium carbonate 5, zinc oxide 8, silicone oil emulsion 5, silane coupler KH560 is 1 part, irgasfos 168 is 1 part, SDS is 2 parts.
Wherein, described water-repellent paint is prepared from by step in detail below:
(1) deionized water is mixed with SDS, put in reactor, warming while stirring is to 80 DEG C, it is subsequently adding the methyl methacrylate of half amount, styrene and Ammonium persulfate., constant temperature continuously adds the methyl methacrylate of surplus, styrene and phosphate ester monomer after stirring 40 minutes, it is incubated 3 hours, obtains the acrylic emulsion of phosphate ester-containing；
(2) glass flake is pulverized, cross 100 mesh sieves, be then placed in the sodium hydroxide solution that concentration is 10wt% immersion 50 minutes, filter, wash with water to neutrality stand-by；With the ethanol that concentration is 75wt%, silane coupler KH560 is mixed to form solution, and the glass flake after being processed by above-mentioned alkali is placed in one, and uniform stirring 40 minutes is dried 2.5 hours with the temperature of 90 DEG C in an oven after filtration, obtains surface modified glass scale；
(3) by the water adding equivalent in precipitated calcium carbonate, zinc oxide, put into ball milling in ball mill and after 30 minutes, add the silicone oil emulsion of half amount, continue ball milling and put in stirred tank after 40 minutes, add the water of total amount 2 times amount, after stirring, continuously add isopropanol, catechol, stir 40 minutes with the speed of 600 revs/min, it is subsequently adding residue silicone oil emulsion, stir under the speed of 2000 revs/min, until slurry fineness is less than 45 μm, obtain mixed slurry；
(4) mixed slurry that the acrylic emulsion of the phosphate ester-containing finally step (1) obtained obtains with step (3) mixes, and adds remaining residual components, stirs with the speed of 800 revs/min and get final product.
Wherein, described wing includes base plate, wing-body and the slide plate being connected with described gripper shoe；Described base plate is provided with chute, is provided with guide pillar in described chute, and described guide pillar is provided with the first spring, and the medium position on described base plate is provided with a screwed hole, and described base plate is evenly equipped with centered by screwed hole multiple shallow slot；
Described slide plate top is respectively provided on two sides with a runner, described slide plate two bottom sides is respectively equipped with a slide block, described slide block is provided with a through hole, and described slide block is slidably mounted in described chute, and the through hole of described slide block is arranged on described guide pillar so that described slide block one sidewall is resisted against described first spring；
On described wing-body, the side near fuselage is provided with a connecting hole, described connecting hole is coaxially disposed with the screwed hole on described base plate, one screw is screwed together on described screwed hole and makes the most described base plate of described wing-body freely rotatable after described connecting hole, described wing-body two side is provided with concave-arc part, runner on described slide plate is embedded in described concave-arc part, centered by described connecting hole, multiple blind hole it is evenly equipped with on bottom described wing-body, the plurality of blind hole and the plurality of shallow slot one_to_one corresponding are also coaxially disposed, one second spring it is provided with in each blind hole, the bottom contact of described second spring has a spheroid, described spherical part is placed in described shallow slot.
Having the beneficial effect that of the technique scheme of the present invention:
In such scheme, the present invention can realize the different auto-changing wing sweep angle along with flight speed, and when flight speed height, the sweep angle of wing becomes big, thus reduces flight resistance, promotes flight efficiency, and can effectively protect when colliding wing not damaged；Secondly as have folder function, folding wing can be facilitated, it is simple to deposit, there is practicality；The empennage of the present invention converts the rotational angle of propeller by rotary shaft, can realize slowing down, accelerates, assist degradation effect；Owing to scribbling water-repellent paint on the metal parts of fuselage, wing and empennage, prevent metal parts to lose efficacy, improve safety and service life.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the wing deployed condition of the present invention.
Fig. 2 is the schematic diagram of the wing folding state of the present invention.
Fig. 3 is the schematic diagram of the empennage of the present invention.
Fig. 4 is the schematic diagram of the outline of the present invention.
Fig. 5 is the sectional view in A-A direction in Fig. 4.
Fig. 6 is the schematic diagram of the base plate of the present invention.
Fig. 7 is the schematic diagram of the slide plate of the present invention.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, it is described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As depicted in figs. 1 and 2, the embodiment of the present invention provides a kind of municipal administration gardens folding wings unmanned plane, and including fuselage 1, wing and empennage 50, unmanned plane can drive it to fly by being placed in the electromotor below fuselage 1 head or wing；nullDescribed fuselage 1 is provided with inner chamber，The described inner chamber left and right sides connects，The header board 2 of described inner chamber is provided with the first motor 3，A screw mandrel 4 arranged in the same direction with fuselage 1 is connected on described first motor 3，It is engaged with a gear 5 to the lateral symmetry of described screw mandrel 4，Being connected on fuselage 1 centrally through axis 6 of described gear 5，Connect on the sidewall of described gear 5 and have rotor plate 7，The outer end of described rotor plate 7 is vertically connected with gripper shoe 8，The front end of described gripper shoe 8 connects the first cylinder 9，The front end of described first cylinder 9 connects the second motor 10，The output shaft of described second motor 10 connects the first threaded rod 11，The first nut 12 for being screwed it is additionally provided with described first threaded rod 11 on the header board 2 of described inner chamber，Described gripper shoe 8 is provided with the second cylinder 13 with the sidewall of rotor plate homonymy，The end of described second cylinder 13 connects the 3rd motor 14，The output shaft of described 3rd motor 14 connects the second threaded rod 15，The second nut 16 for being screwed it is additionally provided with described second threaded rod 15 on the header board 2 of described inner chamber，Described second nut 16 is connected on header board 2 by the 3rd cylinder 17，The opposite side of described gripper shoe 8 is provided with described wing.
As shown in Figure 3, described empennage 50 includes the 4th motor 51 being located in fuselage 1 rearward end and extends the connection ring 54 of fuselage 1 rear end, connected by bearing in described connection ring 54 and have rotary shaft 55, described rotary shaft 55 horizontally set, it is fixedly connected with travelling gear 53 in described rotary shaft 55, described 4th motor 51 drives described travelling gear 53 by driving gear 52, being respectively provided with one the 5th motor 57 at the two ends of described rotary shaft 55, the output shaft of described 5th motor 57 connects propeller 56.4th motor 51 drives travelling gear 53 to rotate by driving gear 52, and travelling gear 53 is rotated axle 55 and rotates within connecting ring 54, the therefore rotational angle of scalable propeller.
As shown in Figures 4 to 7, described wing includes base plate 18, wing-body 19 and the slide plate 20 being connected with described gripper shoe 8；Described base plate 18 is provided with chute 21, is provided with guide pillar 22 in described chute 21, and described guide pillar 22 is provided with the first spring 23, and the medium position on described base plate 18 is provided with a screwed hole 24, and described base plate 18 is evenly equipped with centered by screwed hole 24 multiple shallow slot 25；
Described slide plate 20 top is respectively provided on two sides with a runner 26, described slide plate 20 two bottom sides is respectively equipped with a slide block 27, described slide block 27 is provided with a through hole 28, described slide block 27 is slidably mounted in described chute 21, and the through hole 28 of described slide block 27 is arranged on described guide pillar 22 so that described slide block 27 1 sidewall is resisted against described first spring 23；
nullOn described wing-body 19, the side near fuselage 1 is provided with a connecting hole 28，Described connecting hole 28 is coaxially disposed with the screwed hole 24 on described base plate 18，One screw 30 is screwed together on described screwed hole 24 and makes described wing-body 19 the most described base plate 18 freely rotatable after described connecting hole 28，Described wing-body 19 two side is provided with concave-arc part 29，Runner 26 on described slide plate 20 is embedded in described concave-arc part 29，Centered by described connecting hole 28, multiple blind hole 31 it is evenly equipped with on bottom described wing-body 19，The plurality of blind hole 31 and the plurality of shallow slot 25 one_to_one corresponding are also coaxially disposed，One second spring 32 it is provided with in each blind hole 31，The bottom contact of described second spring 32 has a spheroid 33，Described spheroid 33 part is placed in described shallow slot 25.On described base plate 18, outer end is additionally provided with the baffle plate 34 slip for spacing described slide plate 20, and anti-limited slip plate 20 skids off chute 21.
nullUnmanned plane is in an initial condition，Wing-body 19 is embedded on the first shallow slot 251 of base plate 18 by the spheroid 33 in blind hole 31，And wing-body 19 is positioned on base plate 18 by screw 30，Therefore wing-body 19 and base plate 18 can keep relative static conditions，When its flight，Wing-body 19 front can be by the counteracting force of air-flow，The outer end making wing-body 19 can have the trend towards the motion of afterbody direction，When this counteracting force makes spheroid 33 be sliding out the first shallow slot 251，The outer end of wing-body 19 rotates，Now the concave-arc part 29 on wing-body 19 can promote runner 26，Spheroid 33 on wing-body 19 can move towards the second shallow slot 252，At this moment slide plate 20 slides along chute 21，Thus bestow 23 1 thrusts of the first spring，The propulsive thrust of the first spring 23 offsets with the counteracting force of air-flow，At this moment in the spheroid 33 on wing-body 19 can be embedded in the second shallow slot 252，When the flight speed of unmanned plane continues to increase，Spheroid 33 on wing-body 19 can move towards the 3rd shallow slot 253，It is achieved thereby that can be according to the function of flight speed auto-changing wing sweep angle.When wing-body 19 collides, wing-body 19 can transfer the probability reducing damage with screw 30 for center of circle automatic rotary.When stopping flight, wing-body 19 can be returned to initial position by the propulsive thrust of the first spring 23, i.e. makes spheroid 33 be positioned on the first shallow slot 251.
When unmanned plane needs to fold, start the second motor 10, first threaded rod 11 spins off from the first nut 12, start the first cylinder 9, first threaded rod 11 is recycled to original state, start the first motor 3, screw mandrel 4 rotation driven gear 6 rotates, rotor plate 7 is gone to longitudinal state by horizontal, now wing can overall folding in the inner chamber of fuselage 1, then the second cylinder 13 and the 3rd cylinder 17 is started, make the second nut 16 mutually close with the second threaded rod 15, then the 3rd motor 14 is started, the second threaded rod 15 is made to be screwed together in the second nut 16, reach firm state foldedly.When the wing of unmanned plane needs to launch, start the 3rd motor 14, the second threaded rod 15 is made to depart from the second nut 16, then the second cylinder 13 and the 3rd cylinder 17 is started, the second nut 16 and the second threaded rod 15 is made to be retracted to original state respectively, then the first motor 3 is started, screw mandrel 4 rotation driven gear 6 rotates, rotor plate 7 is gone to horizontal state by longitudinal, then starts the first cylinder 9, is pushed out to by the first threaded rod 11 at the first nut 12, then start the second motor 10, make the first threaded rod 11 be screwed together in the first nut 12.
Unmanned plane, in municipal administration landscape engineering, can be monitored by the various equipment of carry, surveys and draws, the complementary operation such as construction.
Described fuselage, water-repellent paint is scribbled on the metal parts of wing and empennage, described water-repellent paint is made up of the raw material of following parts by weight: methyl methacrylate 88, styrene 77, polybutadiene 2, Merlon 2, Pulvis Talci 2, Ammonium persulfate. 0.8, phosphate ester monomer 8, deionized water 15, glass flake 25, concentration is the ethanol 25 of 75wt%, concentration is the sodium hydroxide solution 50 of 10wt%, isopropanol 3, catechol 5, zinc silicate 5, epoxy soybean oil 5, precipitated calcium carbonate 5, zinc oxide 8, silicone oil emulsion 5, silane coupler KH560 is 1 part, irgasfos 168 is 1 part, SDS is 2 parts.
Wherein, described water-repellent paint is prepared from by step in detail below:
(1) deionized water is mixed with SDS, put in reactor, warming while stirring is to 80 DEG C, it is subsequently adding the methyl methacrylate of half amount, styrene and Ammonium persulfate., constant temperature continuously adds the methyl methacrylate of surplus, styrene and phosphate ester monomer after stirring 40 minutes, it is incubated 3 hours, obtains the acrylic emulsion of phosphate ester-containing；
(2) glass flake is pulverized, cross 100 mesh sieves, be then placed in the sodium hydroxide solution that concentration is 10wt% immersion 50 minutes, filter, wash with water to neutrality stand-by；With the ethanol that concentration is 75wt%, silane coupler KH560 is mixed to form solution, and the glass flake after being processed by above-mentioned alkali is placed in one, and uniform stirring 40 minutes is dried 2.5 hours with the temperature of 90 DEG C in an oven after filtration, obtains surface modified glass scale；
(3) by the water adding equivalent in precipitated calcium carbonate, zinc oxide, put into ball milling in ball mill and after 30 minutes, add the silicone oil emulsion of half amount, continue ball milling and put in stirred tank after 40 minutes, add the water of total amount 2 times amount, after stirring, continuously add isopropanol, catechol, stir 40 minutes with the speed of 600 revs/min, it is subsequently adding residue silicone oil emulsion, stir under the speed of 2000 revs/min, until slurry fineness is less than 45 μm, obtain mixed slurry；
(4) mixed slurry that the acrylic emulsion of the phosphate ester-containing finally step (1) obtained obtains with step (3) mixes, and adds remaining residual components, stirs with the speed of 800 revs/min and get final product.
First described water-repellent paint adds appropriate phosphate ester monomer during the configuration of acrylic emulsion, is possible not only to improve emulsion intercalation method, and can form fine and close phosphating coat with metal substrate, while improving adhesive force, improves Corrosion Protection；The present invention adds appropriate isopropanol, catechol as turning a rust agent, good penetrability, it is possible to react with the floating rust of metal surface；The present invention also with the addition of the glass flake of surface modification during the configuration of coating, it is possible in uniform scattered coating, substantially prolongs approach and the time of medium osmosis simultaneously, improves anti-permeability performance and the corrosion-resistant life of coating accordingly.
Having the beneficial effect that of the technique scheme of the present invention:
In such scheme, the present invention can realize the different auto-changing wing sweep angle along with flight speed, and when flight speed height, the sweep angle of wing becomes big, thus reduces flight resistance, promotes flight efficiency, and can effectively protect when colliding wing not damaged；Secondly as have folder function, folding wing can be facilitated, it is simple to deposit, there is practicality；The empennage of the present invention converts the rotational angle of propeller by rotary shaft, can realize slowing down, accelerates, assist degradation effect；Owing to scribbling water-repellent paint on the metal parts of fuselage, wing and empennage, prevent metal parts to lose efficacy, improve safety and service life.
The above is the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, on the premise of without departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (3)
- null1. a municipal gardens folding wings unmanned plane，Including fuselage、Wing and empennage，It is characterized in that，Described fuselage is provided with inner chamber，The described inner chamber left and right sides connects，The header board of described inner chamber is provided with the first motor，A screw mandrel arranged in the same direction with fuselage is connected on described first motor，It is engaged with a gear to the lateral symmetry of described screw mandrel，Being connected on fuselage centrally through axis of described gear，Connect on the sidewall of described gear and have rotor plate，The outer end of described rotor plate is vertically connected with gripper shoe，The front end of described gripper shoe connects the first cylinder，The front end of described first cylinder connects the second motor，The output shaft of described second motor connects the first threaded rod，The first nut for being screwed it is additionally provided with described first threaded rod on the header board of described inner chamber，Described gripper shoe is provided with the second cylinder with the sidewall of rotor plate homonymy，The end of described second cylinder connects the 3rd motor，The output shaft of described 3rd motor connects the second threaded rod，The second nut for being screwed it is additionally provided with described second threaded rod on the header board of described inner chamber，Described second nut is connected on header board by the 3rd cylinder，The opposite side of described gripper shoe is provided with described wing；Described empennage includes the 4th motor being located in back body portion and extends the connection ring of back body, connected by bearing in described connection ring and have rotary shaft, described rotary shaft horizontally set, it is fixedly connected with travelling gear in described rotary shaft, described 4th motor drives described travelling gear by driving gear, being respectively provided with one the 5th motor at the two ends of described rotary shaft, the output shaft of described 5th motor connects propeller；Described fuselage, water-repellent paint is scribbled on the metal parts of wing and empennage, described water-repellent paint is made up of the raw material of following parts by weight: methyl methacrylate 88, styrene 77, polybutadiene 2, Merlon 2, Pulvis Talci 2, Ammonium persulfate. 0.8, phosphate ester monomer 8, deionized water 15, glass flake 25, concentration is the ethanol 25 of 75wt%, concentration is the sodium hydroxide solution 50 of 10wt%, isopropanol 3, catechol 5, zinc silicate 5, epoxy soybean oil 5, precipitated calcium carbonate 5, zinc oxide 8, silicone oil emulsion 5, silane coupler KH560 is 1 part, irgasfos 168 is 1 part, SDS is 2 parts.
- Water-repellent paint the most according to claim 1, it is characterised in that described water-repellent paint is prepared from by step in detail below:(1) deionized water is mixed with SDS, put in reactor, warming while stirring is to 80 DEG C, it is subsequently adding the methyl methacrylate of half amount, styrene and Ammonium persulfate., constant temperature continuously adds the methyl methacrylate of surplus, styrene and phosphate ester monomer after stirring 40 minutes, it is incubated 3 hours, obtains the acrylic emulsion of phosphate ester-containing；(2) glass flake is pulverized, cross 100 mesh sieves, be then placed in the sodium hydroxide solution that concentration is 10wt% immersion 50 minutes, filter, wash with water to neutrality stand-by；With the ethanol that concentration is 75wt%, silane coupler KH560 is mixed to form solution, and the glass flake after being processed by above-mentioned alkali is placed in one, and uniform stirring 40 minutes is dried 2.5 hours with the temperature of 90 DEG C in an oven after filtration, obtains surface modified glass scale；(3) by the water adding equivalent in precipitated calcium carbonate, zinc oxide, put into ball milling in ball mill and after 30 minutes, add the silicone oil emulsion of half amount, continue ball milling and put in stirred tank after 40 minutes, add the water of total amount 2 times amount, after stirring, continuously add isopropanol, catechol, stir 40 minutes with the speed of 600 revs/min, it is subsequently adding residue silicone oil emulsion, stir under the speed of 2000 revs/min, until slurry fineness is less than 45 μm, obtain mixed slurry；(4) mixed slurry that the acrylic emulsion of the phosphate ester-containing finally step (1) obtained obtains with step (3) mixes, and adds remaining residual components, stirs with the speed of 800 revs/min and get final product.
- Municipal administration gardens the most according to claim 1 folding wings unmanned plane, it is characterised in that described wing includes base plate, wing-body and the slide plate being connected with described gripper shoe；Described base plate is provided with chute, is provided with guide pillar in described chute, and described guide pillar is provided with the first spring, and the medium position on described base plate is provided with a screwed hole, and described base plate is evenly equipped with centered by screwed hole multiple shallow slot；Described slide plate top is respectively provided on two sides with a runner, described slide plate two bottom sides is respectively equipped with a slide block, described slide block is provided with a through hole, and described slide block is slidably mounted in described chute, and the through hole of described slide block is arranged on described guide pillar so that described slide block one sidewall is resisted against described first spring；On described wing-body, the side near fuselage is provided with a connecting hole, described connecting hole is coaxially disposed with the screwed hole on described base plate, one screw is screwed together on described screwed hole and makes the most described base plate of described wing-body freely rotatable after described connecting hole, described wing-body two side is provided with concave-arc part, runner on described slide plate is embedded in described concave-arc part, centered by described connecting hole, multiple blind hole it is evenly equipped with on bottom described wing-body, the plurality of blind hole and the plurality of shallow slot one_to_one corresponding are also coaxially disposed, one second spring it is provided with in each blind hole, the bottom contact of described second spring has a spheroid, described spherical part is placed in described shallow slot.
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| CN105818960B (en) | 2018-08-10 |
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