CN113304489A - Model airplane fixed-wing aircraft for flight training and competition - Google Patents
Model airplane fixed-wing aircraft for flight training and competition Download PDFInfo
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- CN113304489A CN113304489A CN202110759055.0A CN202110759055A CN113304489A CN 113304489 A CN113304489 A CN 113304489A CN 202110759055 A CN202110759055 A CN 202110759055A CN 113304489 A CN113304489 A CN 113304489A
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- 238000004804 winding Methods 0.000 claims description 19
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 241000771208 Buchanania arborescens Species 0.000 description 2
- 240000007182 Ochroma pyramidale Species 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000761557 Lamina Species 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H27/00—Toy aircraft; Other flying toys
- A63H27/02—Model aircraft
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H27/00—Toy aircraft; Other flying toys
- A63H27/001—Making or assembling thereof, e.g. by folding
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Abstract
The invention discloses a model airplane fixed-wing airplane for flight training and competition, which comprises a model airplane fixed-wing airplane body, wherein the model airplane fixed-wing airplane body comprises two fuselage side plates, a bottom plate fixed at the bottoms of the two fuselage side plates, an upper cover plate fixed at the tops of the two fuselage side plates, a tail plate fixed at one side of the two fuselage side plates, a tail plate fixed at the top of the tail plate and a nose cover plate fixed at the rear side of the tops of the two fuselage side plates, the upper cover plate is movably clamped on the tail plate, and telescopic folding wings are arranged at the tops of the upper cover plate. The folding wing plate is reasonable in design and simple and convenient to operate, the two folding wing plates are conveniently folded and fixed on the two sides of the machine body when the folding wing plate is not used, the two side machine wing plates are conveniently folded and stored in a telescopic mode, the purposes of telescopic adjustment and folding and fixing are achieved, the occupied space when the folding wing plate is not used is effectively reduced, the damage risk when the folding wing plate is stored or carried is reduced, the use requirement is met, and the folding wing plate is beneficial to use.
Description
Technical Field
The invention relates to the technical field of model airplane fixed-wing airplanes, in particular to a model airplane fixed-wing airplane for flight training and competition.
Background
The existing model airplane fixed wing aircraft has various types such as light wood plates, high-density foam materials and the like, wherein a light wood structure is taken as the model airplane fixed wing aircraft with a main structure, and the model airplane fixed wing aircraft is convenient to disassemble and replace a certain part in the follow-up process due to strong assembling property, does not need to be integrally replaced and is more popular; the existing model airplane fixed-wing airplane for flight training and competition is composed of two fuselage side plates, a bottom plate fixed at the bottoms of the two fuselage side plates, an upper cover plate fixed at the tops of the two fuselage side plates, a tail plate fixed at one side of the two fuselage side plates, a tail plate fixed at the top of the tail plate, a nose cover plate fixed at the rear side of the tops of the two fuselage side plates, wings fixed at the top of the upper cover plate, a balsa frame fixed between the two fuselage side plates, a motor fixed in the balsa frame, a steering engine and a lithium battery.
The existing model airplane fixed-wing airplane for flight training and competition has the defects that the wings are inconvenient to stretch, adjust and fold and fix (because the whole wings occupy a large transverse space and far exceed a fuselage, the wings are inconvenient to store when not used, and the risk of wing damage caused by mistaken collision is high easily when the wings are stored or carried), the use requirement cannot be met, and aiming at the phenomenon, the model airplane fixed-wing airplane for flight training and competition is provided, and the problems are solved.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a model airplane fixed-wing aircraft for flight training and competition.
The invention provides a model airplane fixed-wing airplane for flight training and competition, which comprises a model airplane fixed-wing airplane body, wherein the model airplane fixed-wing airplane body comprises two fuselage side plates, a bottom plate fixed at the bottoms of the two fuselage side plates, an upper cover plate fixed at the tops of the two fuselage side plates, a tail plate fixed at one side of the two fuselage side plates, a tail plate fixed at the top of the tail plate, and a nose cover plate fixed at the rear side of the tops of the two fuselage side plates, the upper cover plate is movably clamped and sleeved on the tail plate, telescopic folding wings are arranged at the tops of the upper cover plates, the telescopic folding wings comprise a middle wing plate fixed at the top of the upper cover plate, folding wing plates and side wing plates are arranged at two sides of the middle wing plate, accommodating grooves are formed in the sides of the two folding wing plates, and the side wing plates are slidably sleeved in the corresponding accommodating grooves, and the middle machine wing plate is provided with a folding fixing mechanism matched with the two folding machine wing plates.
Preferably, the folding fixing mechanism comprises grooves respectively arranged at two sides of the middle wing plate, the top and the bottom of each groove are respectively provided with an opening, a rotating shaft is rotatably arranged between the inner wall at the front side and the inner wall at the rear side of each groove, one side, close to each other, of each two folding wing plates is provided with an arc-shaped structure and is respectively in movable contact with the inner wall at one side, close to each other, of each two grooves, one side, close to each other, of each two folding wing plates is provided with a rectangular groove with the bottom provided with the opening, the rectangular grooves are communicated with corresponding accommodating grooves, the folding wing plates are fixedly sleeved on the corresponding rotating shafts, the top of each middle wing plate is provided with a square groove, the bottom of each rotating shaft and one side, close to the square groove, of each round clamping groove are positioned in the corresponding rectangular groove, a clamping column is movably clamped in one round clamping groove, close to the square groove, one end, close to the square groove, of each clamping column extends into the square groove and is rotatably provided with an L-shaped guide rod, two L shape guide bar symmetries set up, fixedly connected with fixing base on the bottom inner wall of square groove, and the fixing base slip cap is established on two L shape guide bar, the top of fixing base is rotated and is installed the spool, and the top of spool extends to the top of well quick-witted pterygoid lamina and the first knob of fixedly connected with, the spool is located between two L shape guide bar, one side inner wall that two L shape guide bar kept away from each other respectively with the both sides of fixing base between the fixedly connected with spring, fixedly connected with soft wire rope between one side inner wall that the spool was kept away from to L shape guide bar and the outside bottom of spool, be provided with on the well quick-witted pterygoid lamina and construct with two side machine pterygoid lamina matched with flexible receiving mechanism.
Preferably, the retractable storage mechanism comprises first bevel gears respectively rotatably sleeved on two rotating shafts, the first bevel gears are located in corresponding rectangular grooves, the first bevel gears are located at the rear sides of corresponding clamping columns, the sides, close to each other, of the two first bevel gears are respectively meshed with second bevel gears, the two second bevel gears are symmetrically arranged, round pipes are respectively arranged at the sides, close to each other, of the two rotating shafts, the round pipes are movably sleeved on the corresponding clamping columns, the second bevel gears are welded and sleeved on the corresponding round pipes, the ends, close to each other, of the two round pipes extend into the square grooves, the two L-shaped guide rods are located between the two round pipes, third bevel gears located in the square grooves are fixedly sleeved on the round pipes, the two third bevel gears are symmetrically arranged, the same fourth bevel gear is meshed between the two third bevel gears, a rotating pipe is arranged between the two third bevel gears, the fixed cover of fourth bevel gear is established on the commentaries on classics pipe, and the top of commentaries on classics pipe extends to the top of well quick-witted pterygoid lamina and fixedly connected with knob ring, and knob ring movable sleeve establishes on the spool, and the spool is located the commentaries on classics pipe, the fixed cover of square inslot is equipped with the baffle, and the baffle rotates the cover and establishes on the commentaries on classics pipe, and one side that two first bevel gears kept away from each other all meshes has fifth bevel gear, and two fifth bevel gear symmetries set up, and the equal fixedly connected with screw rod in one side that two fifth bevel gears kept away from each other, screw rod rotate install in the groove of accomodating that corresponds, and the side machine pterygoid lamina thread bush is established on the screw rod that corresponds.
Preferably, first round holes are formed in the inner wall of the front side and the inner wall of the rear side of the groove, a first bearing is fixedly sleeved in each first round hole, an inner ring of each first bearing is fixedly sleeved with the outer side of the corresponding rotating shaft, second round holes are formed in the inner wall of the front side and the inner wall of the rear side of the rectangular groove, and the inner walls of the second round holes are fixedly connected with the outer sides of the corresponding rotating shafts.
Preferably, the rectangular sliding grooves are formed in the two sides of the fixing seat, the inner walls of the rectangular sliding grooves are connected with the outer sides of the corresponding L-shaped guide rods in a sliding mode, the two L-shaped guide rods are fixedly connected with a second bearing on one side far away from each other, and the inner ring of the second bearing is fixedly sleeved with the outer sides of the corresponding clamping columns.
Preferably, the top of the fixing seat is fixedly connected with a third bearing, and an inner ring of the third bearing is fixedly sleeved with the outer side of the winding shaft.
Preferably, hold in fixed ring of fixedly connected with between the top inner wall of groove and the bottom inner wall, and fixed ring internal fixation cover is equipped with the fourth bearing, the inboard outside fixed connection with the screw rod that corresponds of inner circle of fourth bearing, and the thread groove has all been seted up to one side that two side machine pterygoid laminas are close to each other, and thread groove and the screw rod threaded connection who corresponds.
Preferably, a third circular hole is formed in the front side of the first bevel gear, a fifth bearing is fixedly sleeved in the third circular hole, and an inner ring of the fifth bearing is fixedly sleeved on the outer side of the corresponding rotating shaft.
Preferably, a fourth round hole communicated with the square groove is formed in the inner wall of one side, close to the square groove, of the groove, two sixth bearings are fixedly sleeved in the fourth round hole, and inner rings of the sixth bearings are fixedly sleeved with the outer sides of the corresponding round tubes.
Preferably, a fifth round hole is formed in the top of the baffle, a seventh bearing is fixedly sleeved in the fifth round hole, and an inner ring of the seventh bearing is fixedly sleeved on the outer side of the rotating pipe.
Compared with the prior art, the invention has the beneficial effects that:
by matching the wing plates of the folding machine, the rotating shaft, the first bevel gear, the fifth bevel gear, the wing plates of the side machine, a screw, a fixing ring, a square groove, a circular clamping groove, a clamping column, an L-shaped guide rod, a spring, a winding shaft and a first knob with the soft steel wire ropes, positively rotating the first knob to drive the winding shaft to wind the two soft steel wire ropes, pulling the corresponding L-shaped guide rod to move towards the direction close to the winding shaft and compress the spring, driving the corresponding clamping column to be separated from the circular clamping groove by the L-shaped guide rod, then downwards rotating the wing plates of the folding machine, driving the corresponding rotating shaft and the wing plates of the side machine to rotate by the wing plates of the folding machine, driving the screw to downwards rotate by the corresponding fixing ring, driving the corresponding fifth bevel gear to downwards rotate and self rotate at the outer side of the first bevel gear, driving the circular clamping groove positioned below the two corresponding circular clamping grooves to be opposite to the square groove by the rotating shaft, at the moment, the rotating force of the first knob can be released, and the spring in a compressed state drives the clamping column to move back through the corresponding L-shaped guide rod and be clamped into the aligned circular clamping groove, so that the folded wing plate of the folding machine is fixed, and the transverse occupied space is reduced;
the rotary shaft, the first bevel gear, the fifth bevel gear, the accommodating groove, the lateral machine wing plate, the screw rod, the second bevel gear, the circular pipe, the third bevel gear, the rotary pipe and the fourth bevel gear are matched with the rotary knob ring, the rotary knob ring is rotated in the forward direction, the rotary knob ring drives the fourth bevel gear to rotate through the rotary pipe, the fourth bevel gear drives the two circular pipes to rotate in opposite directions through the two third bevel gears, the two circular pipes drive the two second bevel gears to rotate in opposite directions, the two second bevel gears drive the two fifth bevel gears to rotate in opposite directions through the two first bevel gears, the two fifth bevel gears drive the two screw rods to rotate in opposite directions, the rotation of the screw rods can drive the corresponding lateral machine wing plate to slide in the accommodating groove in the direction close to the rotary shaft, so that the lateral machine wing plate can be gradually contracted and accommodated in the corresponding accommodating groove, further reducing the occupied space.
The folding wing plate is reasonable in design and simple and convenient to operate, the two folding wing plates are conveniently folded and fixed on the two sides of the machine body when the folding wing plate is not used, the two side machine wing plates are conveniently folded and stored in a telescopic mode, the purposes of telescopic adjustment and folding and fixing are achieved, the occupied space when the folding wing plate is not used is effectively reduced, the damage risk when the folding wing plate is stored or carried is reduced, the use requirement is met, and the folding wing plate is beneficial to use.
Drawings
FIG. 1 is a schematic perspective view of a model airplane fixed-wing aircraft for flight training and competition according to the present invention;
FIG. 2 is a schematic view of a telescopic folding wing structure of a model airplane fixed-wing aircraft for flight training and competition according to the present invention;
FIG. 3 is a schematic cross-sectional view of FIG. 2;
FIG. 4 is an enlarged view of part A of FIG. 3;
FIG. 5 is an enlarged view of the portion B of FIG. 3;
fig. 6 is a schematic structural view of the two folder wing plates and the two side wing plates in fig. 2 in a folded, extended, and stored state.
In the figure: 100 side plates of a fuselage, 101 cover plates of the nose, 102 tail plates of the fuselage, 103 vertical plates, 104 upper cover plates, 105 bottom plates, 200 telescopic folding wings, 1 middle wing plate, 2 grooves, 3 wing plates of the folding machine, 4 rotating shafts, 5 rectangular grooves, 6 first bevel gears, 7 fifth bevel gears, 8 accommodating grooves, 9 side wing plates, 10 screw rods, 11 fixing rings, 12 second bevel gears, 13 round pipes, 14 square grooves, 15 third bevel gears, 16 rotating pipes, 17 fourth bevel gears, 18 baffle plates, 19 knob rings, 20 round clamping grooves, 21 clamping columns, 22L-shaped guide rods, 23 fixing seats, 24 springs, 25 winding shafts, 26 first knobs and 27 soft steel wire ropes.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-6, the embodiment provides a model airplane fixed-wing aircraft for flight training and competition, which comprises a model airplane fixed-wing aircraft body, the model airplane fixed-wing aircraft body comprises two fuselage side plates 100, a bottom plate 105 fixed at the bottom of the two fuselage side plates 100, an upper cover plate 104 fixed at the top of the two fuselage side plates 100, a tail plate 102 fixed at one side of the two fuselage side plates 100, a tail plate 103 fixed at the top of the tail plate 102, and a nose cover plate 101 fixed at the rear side of the top of the two fuselage side plates 100, the upper cover plate 104 is movably clamped on the tail plate 103, a telescopic folding wing 200 is arranged at the top of the upper cover plate 104, the telescopic folding wing comprises a middle wing plate 1 fixed at the top of the upper cover plate 104, folding wing plates 3 and side wing plates 9 are arranged at both sides of the middle wing plate 1, a storage groove 8 is arranged at one side of the two folding wing plates 3 away from each other, the side machine wing plates 9 are slidably sleeved in the corresponding accommodating grooves 8, the middle machine wing plate 1 is provided with a folding fixing mechanism matched with the two folding machine wing plates 3, the folding fixing mechanism comprises grooves 2 respectively arranged at two sides of the middle machine wing plate 1, the top and the bottom of each groove 2 are respectively provided with an opening, a rotating shaft 4 is rotatably arranged between the front inner wall and the rear inner wall of each groove 2, one side, close to each other, of each folding machine wing plate 3 is provided with an arc-shaped structure and is respectively in movable contact with the inner wall of one side, close to each other, of each groove 2, one side, close to each other, of each folding machine wing plate 3 is provided with a rectangular groove 5 with an opening at the bottom, the rectangular groove 5 is communicated with the corresponding accommodating groove 8, the folding machine wing plates 3 are fixedly sleeved on the corresponding rotating shafts 4, the top of the middle machine wing plate 1 is provided with a square groove 14, and one side, close to each square groove 14, of the bottom of each rotating shaft 4 and one side are provided with a round clamping groove 20, the circular clamping grooves 20 are positioned in the corresponding rectangular grooves 5, a clamping column 21 is movably clamped in one circular clamping groove 20 close to the square groove 14 of the two circular clamping grooves 20 on the same rotating shaft 4, one end of the clamping column 21 close to the square groove 14 extends into the square groove 14 and is rotatably provided with an L-shaped guide rod 22, the two L-shaped guide rods 22 are symmetrically arranged, a fixed seat 23 is fixedly connected to the inner wall of the bottom of the square groove 14, the fixed seat 23 is slidably sleeved on the two L-shaped guide rods 22, a winding shaft 25 is rotatably arranged at the top of the fixed seat 23, the top end of the winding shaft 25 extends to the upper part of the middle wing plate 1 and is fixedly connected with a first knob 26, the winding shaft 25 is positioned between the two L-shaped guide rods 22, a spring 24 is fixedly connected between the inner wall of one side, far away from each other, of the two L-shaped guide rods 22 and the two sides of the fixed seat 23 respectively, a steel wire rope 27 is fixedly connected between the inner wall of one side, far away from the winding shaft 25, of the L-shaped guide rod 22 and the bottom of the outer side of the winding shaft 25, the middle wing plate 1 is provided with a telescopic receiving mechanism matched with the two side wing plates 9;
the telescopic receiving mechanism comprises first bevel gears 6 respectively rotatably sleeved on two rotating shafts 4, the first bevel gears 6 are positioned in corresponding rectangular grooves 5, the first bevel gears 6 are positioned at the rear sides of corresponding clamping columns 21, one sides of the two first bevel gears 6 close to each other are respectively meshed with second bevel gears 12, the two second bevel gears 12 are symmetrically arranged, one sides of the two rotating shafts 4 close to each other are respectively provided with a circular tube 13, the circular tubes 13 are movably sleeved on the corresponding clamping columns 21, the second bevel gears 12 are welded and sleeved on the corresponding circular tubes 13, one ends of the two circular tubes 13 close to each other extend into the square grooves 14, two L-shaped guide rods 22 are positioned between the two circular tubes 13, third bevel gears 15 positioned in the square grooves 14 are fixedly sleeved on the circular tubes 13, the two third bevel gears 15 are symmetrically arranged, the same fourth bevel gear 17 is meshed between the two third bevel gears 15, a rotating pipe 16 is arranged between the two third bevel gears 15, a fourth bevel gear 17 is fixedly sleeved on the rotating pipe 16, the top end of the rotating pipe 16 extends to the upper part of the middle engine wing plate 1 and is fixedly connected with a knob ring 19, the knob ring 19 is movably sleeved on a winding shaft 25, the winding shaft 25 is positioned in the rotating pipe 16, a baffle plate 18 is fixedly sleeved in a square groove 14, the baffle plate 18 is rotatably sleeved on the rotating pipe 16, the sides, far away from each other, of the two first bevel gears 6 are respectively engaged with a fifth bevel gear 7, the two fifth bevel gears 7 are symmetrically arranged, the sides, far away from each other, of the two fifth bevel gears 7 are respectively and fixedly connected with a screw rod 10, the screw rods 10 are rotatably arranged in the corresponding accommodating grooves 8, and the side engine wing plates 9 are in threaded sleeved on the corresponding screw rods 10. And be convenient for accomodate two side machine pterygoid lamina 9 are flexible, realize flexible adjustment and folding fixed purpose, effectively reduce the space that occupies when not using, reduce the damage risk when depositing or carrying, satisfy the user demand, be favorable to using.
In this embodiment, the front inner wall and the rear inner wall of the groove 2 are both provided with first round holes, and the first round holes are fixedly sleeved with first bearings, the inner rings of the first bearings are fixedly sleeved with the outer sides of the corresponding rotating shafts 4, the front inner wall and the rear inner wall of the rectangular groove 5 are both provided with second round holes, and the inner walls of the second round holes are fixedly connected with the outer sides of the corresponding rotating shafts 4, the two sides of the fixing base 23 are both provided with rectangular sliding grooves, and the inner walls of the rectangular sliding grooves are slidably connected with the outer sides of the corresponding L-shaped guide rods 22, the sides of the two L-shaped guide rods 22 away from each other are both fixedly connected with second bearings, and the inner rings of the second bearings are fixedly sleeved with the outer sides of the corresponding clamping posts 21, the top of the fixing base 23 is fixedly connected with third bearings, and the inner rings of the third bearings are fixedly sleeved with the outer sides of the winding shafts 25, and the fixing rings 11 are fixedly connected between the top inner walls and the bottom inner walls of the accommodating grooves 8, the inner side of the inner ring of the fourth bearing is fixedly sleeved with a fourth bearing, the inner side of the inner ring of the fourth bearing is fixedly connected with the outer side of a corresponding screw 10, one side of two side machine wing plates 9 close to each other is provided with a thread groove, the thread groove is in threaded connection with the corresponding screw 10, the front side of the first bevel gear 6 is provided with a third round hole, the third round hole is internally and fixedly sleeved with a fifth bearing, the inner ring of the fifth bearing is fixedly sleeved with the outer side of a corresponding rotating shaft 4, the inner wall of one side of the groove 2 close to the square groove 14 is provided with a fourth round hole communicated with the square groove 14, the fourth round hole is internally and fixedly sleeved with two sixth bearings, the inner ring of the sixth bearing is fixedly sleeved with the outer side of a corresponding round pipe 13, the top of the baffle plate 18 is provided with a fifth round hole, the fifth round hole is internally and fixedly sleeved with a seventh bearing, the inner ring of the seventh bearing is fixedly sleeved with the outer side of the rotating pipe 16, the invention has reasonable design, the folding wing plate folding device has the advantages that operation is simple and convenient, the two folding wing plates 3 are conveniently folded and fixed on two sides of the machine body when the folding wing plate folding device is not used, the two side wing plates 9 are conveniently and telescopically accommodated, the purposes of telescopic adjustment and folding and fixing are achieved, occupied space when the folding wing plate folding device is not used is effectively reduced, damage risks during storage or carrying are reduced, using requirements are met, and the folding wing plate folding device is favorable for use.
In this embodiment, when the folding machine is not used, and when two wing plates 3 of the folding machine need to be folded, the first knob 26 is rotated in the forward direction, the first knob 26 drives the spool 25 to rotate, the spool 25 winds the two flexible steel cables 27, under the winding force, the flexible steel cables 27 pull the corresponding L-shaped guide rods 22 to move in the direction close to the spool 25 and compress the springs 24, the L-shaped guide rods 22 drive the corresponding clip posts 21 to slide in the circular tubes 13 in the direction close to the spool 25, the clip posts 21 are separated from the corresponding circular clip grooves 20, at this time, the wing plates 3 of the folding machine can be rotated downward, the wing plates 3 of the folding machine drive the corresponding rotating shafts 4 to rotate, the wing plates 3 of the folding machine drive the corresponding side machine to rotate downward 9, meanwhile, the wing plates 3 of the folding machine drive the screw rods 10 to rotate downward through the corresponding fixing rings 11, the screw rods 10 drive the corresponding fifth bevel gears 7 to rotate downward outside the first bevel gears 6, because the fifth bevel gear 7 is meshed with the corresponding first bevel gear 6, the fifth bevel gear 7 partially rotates when rotating downwards, the rotating shaft 4 also drives the corresponding two circular clamping grooves 20 to rotate when rotating, when the folder wing plate 3 rotates to be vertical, the circular clamping groove 20 positioned below the rotating shaft 4 rotates to face the square groove 14, at the moment, the rotating force of the first knob 26 can be released, the spring 24 in a compressed state resets and drives the corresponding L-shaped guide rod 22 to rotate towards the direction far away from the winding shaft 25, the L-shaped guide rod 22 drives the corresponding clamping column 21 to move back and be clamped into the circular clamping groove 20 aligned at the moment, the clamping column 21 limits the rotating shaft 4 through the corresponding circular clamping groove 20, so that the folded folder wing plate 3 is fixed, and the transverse occupied space is reduced;
after the two wing plates 3 of the folding machine are folded downwards, a knob ring 19 is rotated in the forward direction, the knob ring 19 drives a fourth bevel gear 17 to rotate through a rotating pipe 16, the fourth bevel gear 17 drives two circular pipes 13 to rotate in opposite directions through two third bevel gears 15 meshed with the fourth bevel gear 17, the circular pipes 13 rub to drive corresponding clamping columns 21 to rotate in circular clamping grooves 20, the two circular pipes 13 drive two second bevel gears 12 to rotate in opposite directions, at the same time, the two second bevel gears 12 drive two first bevel gears 6 to rotate clockwise, as the two fifth bevel gears 7 are symmetrically arranged, at the same time, the two first bevel gears 6 drive the two fifth bevel gears 7 to rotate in opposite directions, the two fifth bevel gears 7 drive two screw rods 10 to rotate in opposite directions, under the action of a thread groove formed on the wing plate 9 of the side machine, the screw rods 10 rotate to drive the corresponding wing plate 9 of the side machine to slide in the accommodating groove 8 in the direction close to the rotating shaft 4, the wing plates 9 of the side machine can be gradually contracted and stored into the corresponding storage grooves 8, the extension length of the wing plates 9 of the side machine is further reduced, and the occupied space of the telescopic folding type wing is further reduced;
when the folding machine wing plate fixing device is used, the first knob 26 is rotated again, the same principle as the moving process of rotating the first knob 26 is used, the clamping column 21 is separated from the corresponding circular clamping groove 20 again, at the moment, the folding machine wing plate 3 can be turned upwards to reset, then the rotating force of the first knob 26 is released again, the clamping column 21 is clamped into the aligned circular clamping groove 20 again, the folding machine wing plate 3 is fixed, then the knob ring 19 can be rotated reversely, the same principle is opposite to the moving direction of the forward rotation knob ring 19, and at the moment, the side machine wing plate 9 is changed to slide out from the corresponding accommodating groove 8.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A model airplane fixed wing aircraft for flight training and competition comprises a model airplane fixed wing aircraft body, wherein the model airplane fixed wing aircraft body comprises two fuselage side plates (100), a bottom plate (105) fixed at the bottoms of the two fuselage side plates (100), an upper cover plate (104) fixed at the tops of the two fuselage side plates (100), a tail plate (102) fixed at one side of the two fuselage side plates (100), a tail plate (103) fixed at the top of the tail plate (102), and a nose cover plate (101) fixed at the rear side of the tops of the two fuselage side plates (100), the upper cover plate (104) is movably sleeved on the tail plate (103), a telescopic folding wing (200) is arranged at the top of the upper cover plate (104), and the telescopic folding wing comprises a middle wing plate (1) fixed at the top of the upper cover plate (104), and folding wing plates (3) and side wing plates (9) are arranged on two sides of the middle wing plate (1), one side that two folder pterygoid lamina (3) kept away from each other has all been seted up and has been accomodate groove (8), and side machine pterygoid lamina (9) slip cover is established and is accomodate groove (8) that correspond in, be provided with on well machine pterygoid lamina (1) with two folder pterygoid lamina (3) matched with folding fixed establishment.
2. The model airplane with fixed wings for flight training and competition of claim 1, wherein the folding fixing mechanism comprises grooves (2) respectively formed at both sides of the wing plate (1) of the middle airplane, the top and the bottom of each groove (2) are provided with openings, a rotating shaft (4) is rotatably installed between the inner wall at the front side and the inner wall at the rear side of each groove (2), the side, close to each other, of each of the two wing plates (3) of the two folding airplanes is provided with an arc-shaped structure and is respectively in movable contact with the inner wall at the side, close to each other, of each of the two grooves (2), the side, close to each other, of each of the two wing plates of the two folding airplanes is provided with a rectangular groove (5) with an opening at the bottom, each rectangular groove (5) is communicated with the corresponding accommodating groove (8), each wing plate (3) of the folding airplane is fixedly sleeved on the corresponding rotating shaft (4), the top of the wing plate (1) of the middle airplane is provided with a square groove (14), the bottom of the rotating shaft (4) and one side close to the square groove (14) are respectively provided with a round clamping groove (20), the round clamping grooves (20) are positioned in the corresponding rectangular grooves (5), one end of each of two round clamping grooves (20) positioned on the same rotating shaft (4) close to the square groove (14) is movably clamped with a clamping column (21), one end of each clamping column (21) close to the square groove (14) extends into the square groove (14) and is rotatably provided with an L-shaped guide rod (22), the two L-shaped guide rods (22) are symmetrically arranged, the inner wall of the bottom of the square groove (14) is fixedly connected with a fixed seat (23), the fixed seat (23) is slidably sleeved on the two L-shaped guide rods (22), the top of the fixed seat (23) is rotatably provided with a winding shaft (25), and the top end of the winding shaft (25) extends to the upper part of the middle wing plate (1) and is fixedly connected with a first knob (26), spool (25) are located between two L shape guide bars (22), fixedly connected with spring (24) between one side inner wall that two L shape guide bars (22) kept away from each other respectively and the both sides of fixing base (23), fixedly connected with soft wire rope (27) between one side inner wall that spool (25) were kept away from in L shape guide bar (22) and the outside bottom of spool (25), be provided with on well quick-witted pterygoid lamina (1) with two flexible receiving mechanism of side machine pterygoid lamina (9) matched with.
3. The model airplane with fixed wings for flight training and competition of claim 2, wherein the retractable storage mechanism comprises first bevel gears (6) respectively rotatably sleeved on the two rotating shafts (4), the first bevel gears (6) are positioned in the corresponding rectangular grooves (5), the first bevel gears (6) are positioned at the rear sides of the corresponding clamping columns (21), the two first bevel gears (6) are engaged with second bevel gears (12) at the sides close to each other, the two second bevel gears (12) are symmetrically arranged, round pipes (13) are arranged at the sides close to each other of the two rotating shafts (4), the round pipes (13) are movably sleeved on the corresponding clamping columns (21), the second bevel gears (12) are welded and sleeved on the corresponding round pipes (13), and the ends close to each other of the two round pipes (13) extend into the square grooves (14), two L-shaped guide rods (22) are positioned between two circular tubes (13), third bevel gears (15) positioned in square grooves (14) are fixedly sleeved on the circular tubes (13), the two third bevel gears (15) are symmetrically arranged, a same fourth bevel gear (17) is meshed between the two third bevel gears (15), a rotating tube (16) is arranged between the two third bevel gears (15), the fourth bevel gear (17) is fixedly sleeved on the rotating tube (16), the top end of the rotating tube (16) extends to the upper part of a middle wing plate (1) and is fixedly connected with a knob ring (19), the knob ring (19) is movably sleeved on a winding shaft (25), the winding shaft (25) is positioned in the rotating tube (16), a baffle plate (18) is fixedly sleeved in the square grooves (14), the baffle plate (18) is rotatably sleeved on the rotating tube (16), and fifth bevel gears (7) are meshed on the sides, far away from each other, of the two first bevel gears (6), two fifth bevel gears (7) are symmetrically arranged, one side, far away from each other, of each of the two fifth bevel gears (7) is fixedly connected with a screw rod (10), the screw rods (10) are rotatably installed in the corresponding accommodating grooves (8), and the side wing plates (9) are sleeved on the corresponding screw rods (10) in a threaded manner.
4. The model airplane with fixed wings for flight training and competition of claim 2, wherein the grooves (2) are provided with first circular holes on the front inner wall and the rear inner wall, the first circular holes are fixedly sleeved with first bearings, the inner rings of the first bearings are fixedly sleeved with the outer sides of the corresponding rotating shafts (4), the rectangular grooves (5) are provided with second circular holes on the front inner wall and the rear inner wall, and the inner walls of the second circular holes are fixedly connected with the outer sides of the corresponding rotating shafts (4).
5. The model airplane with fixed wings for flight training and competition of claim 2, wherein the two sides of the fixed seat (23) are both provided with rectangular sliding grooves, the inner walls of the rectangular sliding grooves are slidably connected with the outer sides of the corresponding L-shaped guide rods (22), one sides of the two L-shaped guide rods (22) far away from each other are both fixedly connected with second bearings, and the inner rings of the second bearings are fixedly sleeved with the outer sides of the corresponding clamping columns (21).
6. An aeromodelling fixed wing aircraft for flight training and competition according to claim 2 wherein a third bearing is fixedly attached to the top of the mounting block (23) and the inner race of the third bearing is fixedly nested with the outside of the spool (25).
7. A model airplane with fixed wings for flight training and competition according to claim 3, wherein a fixed ring (11) is fixedly connected between the top inner wall and the bottom inner wall of the accommodating groove (8), a fourth bearing is fixedly sleeved in the fixed ring (11), the inner side of the inner ring of the fourth bearing is fixedly connected with the outer side of the corresponding screw (10), the side of the two side wing plates (9) close to each other is provided with a threaded groove, and the threaded groove is in threaded connection with the corresponding screw (10).
8. A model airplane with fixed wings for flight training and competitions according to claim 3, characterized in that the first bevel gear (6) has a third hole on its front side, and a fifth bearing is fixedly sleeved in the third hole, and the inner ring of the fifth bearing is fixedly sleeved on the outer side of the corresponding rotating shaft (4).
9. The model airplane with fixed wings for flight training and competition of claim 3, wherein a fourth round hole communicated with the square groove (14) is formed in the inner wall of one side of the groove (2) close to the square groove (14), two sixth bearings are fixedly sleeved in the fourth round hole, and the inner rings of the sixth bearings are fixedly sleeved with the outer sides of the corresponding round tubes (13).
10. A model airplane with fixed wings for flight training and competition according to claim 3, wherein the top of the baffle (18) is provided with a fifth round hole, a seventh bearing is fixedly sleeved in the fifth round hole, and the inner ring of the seventh bearing is fixedly sleeved with the outer side of the rotating pipe (16).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113665787A (en) * | 2021-09-24 | 2021-11-19 | 肇庆市海特复合材料技术研究院 | Wing structure of composite material unmanned aerial vehicle |
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Application publication date: 20210827 |
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