CN110090457B - Three-wing-surface adjustable hand throwing airplane - Google Patents
Three-wing-surface adjustable hand throwing airplane Download PDFInfo
- Publication number
- CN110090457B CN110090457B CN201910461492.7A CN201910461492A CN110090457B CN 110090457 B CN110090457 B CN 110090457B CN 201910461492 A CN201910461492 A CN 201910461492A CN 110090457 B CN110090457 B CN 110090457B
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- wing
- tail
- aircraft
- gravity center
- mounting hole
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- 230000005484 gravity Effects 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 description 8
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H27/00—Toy aircraft; Other flying toys
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- Toys (AREA)
Abstract
The invention provides a three-wing surface adjustable hand-thrown aircraft, which relates to the technical field of aircraft models and comprises an EPP or EPO (Ethernet passive component) organism, wherein the organism comprises a nose, an organism body and an organism tail, a gravity center adjusting ball is arranged in the nose, front wings are inserted on two sides of the nose through first connecting shafts, main wings are detachably inserted on the organism body, a vertical tail wing is integrally formed on the upper surface of the organism tail, a horizontal tail wing is inserted on the lower part of the vertical tail wing through second connecting shafts, and the first connecting shafts and the second connecting shafts are both rotationally connected to the organism body. Solves the problems of single gesture and low interest of the hand-thrown plane in the prior art.
Description
Technical Field
The invention relates to the technical field of aircraft models, in particular to a three-wing surface adjustable hand-thrown aircraft.
Background
The hand throwing plane has the advantages of simple structure, light weight, low cost, simple playing method and the like, and is popular with children. Existing hand-thrown aircraft are typically comprised of a fuselage, main wings, and tail wings, which in turn typically include a vertical tail wing and a horizontal tail wing. The main wing and the horizontal tail are usually integrally formed with the fuselage or both are plugged onto the latter. The integrated molding has the advantages of firm fixation, convenient manufacture, inconvenient disassembly, package and transportation, and total scrapping after a certain part is damaged; the plugging mode has the advantages of being detachable, easy to package, transport and replace parts, and has the defects that most of the existing plugging modes are not firm enough and the attack angle of each wing cannot be adjusted, so that the hand-thrown aircraft is over single in action in the air, insufficient in gesture and too short in flight time in the air, and the playing fun of the hand-thrown aircraft is reduced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the three-wing surface adjustable hand-thrown airplane, which solves the problems of single gesture and low interestingness of the hand-thrown airplane in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides an adjustable hand of three wing surfaces throws aircraft, it includes the organism of EPP or EPO material, and the organism includes aircraft nose, fuselage and tail, is provided with focus adjusting ball in the aircraft nose, and the both sides of aircraft nose have the front wing through first connecting axle grafting, and the last detachable grafting of fuselage has the main wing, and the upper surface integrated into one piece of tail has the vertical fin, has the horizontal fin through the second connecting axle grafting in the lower part of vertical fin, and first connecting axle and second connecting axle all rotate to be connected on the organism.
Further, a gravity center groove is formed in the machine head along the front-back direction, the gravity center adjusting ball is clamped in the gravity center groove, and a protecting cover is covered on the gravity center groove.
Further, the length of the gravity center groove along the front-rear direction of the machine head is larger than the diameter of the gravity center adjusting ball. The gravity center adjusting ball can be adjusted according to the flight state of the hand-thrown aircraft so as to balance the flight attitude of the whole aircraft, and the flight effect is better.
Further, a first mounting hole for mounting the first connecting shaft is formed in the machine head, front wing passing holes corresponding to the front wing shapes are formed in two sides of the first mounting hole, and the front wing passing holes are communicated with the first mounting hole. Through setting up the front wing through hole, make first connecting axle and front wing can be outside the organism install the whole after, from one side direct insertion of aircraft nose put in place can, reduced the installation degree of difficulty, improved installation effectiveness.
Further, a second mounting hole for mounting a second connecting shaft is formed in the tail, tail passing holes corresponding to the shape of the horizontal tail are formed in two sides of the first mounting hole, and the tail passing holes are communicated with the second mounting hole. Through setting up the fin through-hole, make second connecting axle and horizontal fin can be outside the organism install the whole after, from one side direct insertion of tail can in place, reduced the installation degree of difficulty, improved installation effectiveness.
Further, inserts are inserted in the front wing through holes and the tail wing through holes in an interference mode, and the inserts correspond to the corresponding inserted holes in shape. Holes for the front wings or the tail wings to pass through are filled with the inserts, so that the front wings and the tail wings are fixed more firmly, the problem of increasing the resistance of the hand-thrown airplane due to the clearance of the machine body is avoided, and the flight effect of the hand-thrown airplane is improved.
Further, the front wing and the first connecting shaft and/or the horizontal tail wing and the second connecting shaft are integrally formed. The integrated processing mode can effectively reduce assembly errors, reduce installation gaps on components and effectively reduce flight resistance when the hand-thrown airplane flies.
Further, the machine body is provided with a jack for installing the main wing, the upper wall and the lower wall of the jack are respectively provided with a boss, the middle part of the main wing is provided with a clamping part, and the upper end face and the lower end face of the clamping part are provided with clamping grooves corresponding to the bosses.
The beneficial effects of the invention are as follows: the hand throwing aircraft in this scheme adopts three-wing surface overall arrangement, and the main wing is fixed in on the organism, provides the main lift that the hand throwing aircraft was flown, rotates the front wing of connecting on the organism and can change aircraft nose angle of attack, rotates the horizontal fin of connecting on the organism and can change the angle of attack of horizontal fin with full mode, and the aircraft is thrown to the hand is more easily to present different flight attitudes and flight trajectory when flying in the sky, improves the interest, and under the guide of parents, can demonstrate different flight attitudes for children and be produced by different aircraft forms, is favorable to children to understand the flight principle, wind direction knowledge and the aerodynamic basis of aircraft more directly perceivedly.
The EPP or EPO material has light weight, so that the hand-thrown plane flies farther, can not hurt human bodies even being hit by people, is nontoxic and tasteless, and has high safety coefficient; the EPP or EPO material has strong toughness and rebound ability, can be directly installed by adopting a pressing and extruding mode in the process of installing the front wing, the main wing and the horizontal tail wing, simplifies the installation steps, ensures that the connecting shaft is fixedly connected with the machine body through interference, only needs to be forcibly rotated when the connecting shaft needs to be rotated, and can continuously fix the connecting shaft by excellent rebound resilience when external force is removed, so that the direction of the front wing and the horizontal tail wing is kept unchanged along with the action of air flow, the number of parts required by the hand-thrown aircraft is simplified, and the flight characteristic is improved.
The balance of the whole hand-thrown aircraft can be adjusted through the gravity center adjusting ball arranged on the aircraft nose, the flight characteristic and the adjustability of the hand-thrown aircraft are improved, and the play fun of the hand-thrown aircraft is improved.
Drawings
FIG. 1 is a schematic structural view of a three-wing adjustable hand-thrown aircraft.
Fig. 2 is a schematic view of the structure of the fuselage in fig. 1.
Fig. 3 is a schematic structural view of the front wing.
Fig. 4 is a schematic structural view of the main wing.
Fig. 5 is a schematic view of the structure of the horizontal rear wing.
Wherein, 1, the organism; 11. a machine head; 111. a center of gravity groove; 112. a protective cover; 12. a body; 13. a tail; 14. a first mounting hole; 15. front wing passing holes; 16. a second mounting hole; 17. tail wing passing holes; 18. a jack; 19. a boss; 2. a gravity center adjusting ball; 3. a front wing; 31. a first connecting shaft; 4. a main wing; 41. an engagement portion; 411. a clamping groove; 5. a vertical tail; 6. a horizontal tail; 61. a second connecting shaft; 7. and (5) an insert.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and all the inventions which make use of the inventive concept are protected by the spirit and scope of the present invention as defined and defined in the appended claims to those skilled in the art.
As shown in fig. 1 and 2, the three-wing-surface adjustable hand-thrown aircraft comprises an EPP or EPO machine body 1, wherein the machine body 1 comprises an integral machine head 11, a machine body 12 and a machine tail 13. The top surface of the machine head 11 is provided with a gravity center groove 111 along the front-back direction, the gravity center groove 111 is a rectangular groove with the width slightly smaller than that of the gravity center adjusting ball 2, the length of the gravity center groove 111 along the front-back direction is larger than the diameter of the gravity center adjusting ball 2, the gravity center adjusting ball 2 is a steel ball, the gravity center adjusting ball 2 is clamped in the gravity center groove 111, and the gravity center of the hand-thrown plane is adjusted by adjusting the position of the gravity center adjusting ball 2 in the gravity center groove 111 or changing the weight of the gravity center adjusting ball 2, so that the flying gesture is changed. The gravity center groove 111 is covered with a protecting cover 112, and the protecting cover 112 is clamped on the machine head 11 for keeping streamline integrity of the machine head.
The front wing 3 is inserted on two sides of the nose 11 through a first connecting shaft 31, the main wing 4 is detachably inserted on the machine body 12, the vertical tail 5 is integrally formed on the upper surface of the machine tail 13, and the horizontal tail 6 is inserted on the lower part of the vertical tail 5 through a second connecting shaft 61. The first connecting shaft 31, the front wing 3, the main wing 4, the vertical tail 5, the second connecting shaft 61 and the horizontal tail 6 are made of the same materials as the machine body 1, and are EPP or EPO, wherein EPO is short for foamable polyethylene and styrene polymer, and EPP is short for polypropylene plastic foaming material.
In the present embodiment, in order to reduce the assembly error and reduce the flying resistance due to the assembly gap, the front wing 3 is integrally formed at both ends of the first connecting shaft 31 as shown in fig. 3, and the horizontal rear wing 6 is integrally formed at both ends of the second connecting shaft 61 as shown in fig. 5. During installation, the integrally formed front wing 3 and the horizontal tail 6 are directly extruded and inserted from one end of the corresponding part of the machine body 1 until the other end penetrates out from the opposite sides and are symmetrically distributed on two sides of the machine body 1.
Specifically, the handpiece 11 is provided with a first mounting hole 14 for mounting the first connecting shaft 31, the first mounting hole 14 is a cylindrical hole having an inner diameter slightly smaller than that of the first connecting shaft 31, and the first mounting hole 14 penetrates the handpiece 11. Front wing passing holes 15 corresponding to the shape of the front wings 3 are formed in the two sides of the first mounting hole 14, the front wing passing holes 15 are communicated with the first mounting hole 14, the side wall of the first mounting hole 14 is provided with a notch, when the first connecting shaft 31 is installed in a squeezing mode, the notch enables the first mounting hole 14 to be provided with a deformable space, the mounting process is easier, after the mounting is completed, the front wings on the two sides are filled through the front wing passing holes 15 by means of the material, and the existing gap is prevented from increasing the resistance when the hand throwing aircraft flies.
The tail 13 is provided with a second mounting hole 16 for mounting the second connecting shaft 61, and the two sides of the first mounting hole 14 are provided with tail passing holes 17 corresponding to the shape of the horizontal tail 6, and the tail passing holes 17 are communicated with the second mounting hole 16. The principle is the same as the installation of the front wing 3.
The first connecting shaft 31 and the second connecting shaft 61 are in interference fit with the machine body 1, the direction of the front wing 3 and the direction of the horizontal tail 6 are kept fixed by the extrusion of the machine body 1, when the direction of the front wing 3 and the direction of the horizontal tail 6 are required to be changed, only the front wing 3 or the whole horizontal tail 6 are required to be held for forced rotation, and due to the high toughness of EPP or EPO, great force is not required to be applied in the rotation process, and a general person can overcome the friction force of the machine body wall to finish the operation.
As shown in fig. 2, the main body 12 is provided with an insertion hole 18 for installing the main wing 4, the upper and lower walls of the insertion hole 18 are respectively provided with a boss 19, the middle part of the main wing 4 is provided with a clamping part 41, the upper and lower end surfaces of the clamping part 41 are provided with clamping slots 411 corresponding to the bosses 19, and as shown in fig. 4, the fixing of the main wing 4 is completed through the cooperation of the clamping slots 411 and the bosses 19. The main wing 4 is similarly attached by being inserted into the body 1 from one side and being pulled out from the other side, and the engaging portion 41 is integrally formed with the main wing 4.
Claims (4)
1. The three-wing-surface adjustable hand throwing aircraft is characterized by comprising an aircraft body (1) made of EPP or EPO materials, wherein the aircraft body (1) comprises a machine head (11), an aircraft body (12) and an aircraft tail (13), a gravity center adjusting ball (2) is arranged in the machine head (11), front wings (3) are inserted on two sides of the machine head (11) through first connecting shafts (31), main wings (4) are detachably inserted on the aircraft body (12), a vertical tail wing (5) is integrally formed on the upper surface of the aircraft tail (13), a horizontal tail wing (6) is inserted on the lower part of the vertical tail wing (5) through second connecting shafts (61), and the first connecting shafts (31) and the second connecting shafts (61) are both rotationally connected to the aircraft body (1);
a gravity center groove (111) is formed in the machine head (11) along the front-rear direction, the gravity center adjusting ball (2) is clamped in the gravity center groove (111), and a protecting cover (112) is connected to the upper cover of the gravity center groove (111); the length of the gravity center groove (111) along the front-back direction of the machine head is larger than the diameter of the gravity center adjusting ball (2);
The machine head (11) is provided with a first mounting hole (14) for mounting the first connecting shaft (31), front wing passing holes (15) corresponding to the front wings (3) in shape are formed in two sides of the first mounting hole (14), and the front wing passing holes (15) are communicated with the first mounting hole (14);
the tail (13) is provided with a second mounting hole (16) for mounting the second connecting shaft (61), two sides of the first mounting hole (14) are provided with tail passing holes (17) corresponding to the shape of the horizontal tail (6), and the tail passing holes (17) are communicated with the second mounting hole (16).
2. The three-wing surface adjustable hand throwing aircraft according to claim 1, wherein inserts (7) are inserted in the front wing through holes (15) and the tail wing through holes (17) in an interference mode, and the inserts (7) correspond to the corresponding inserted hole shapes.
3. The three-wing adjustable hand-thrown aircraft according to claim 2, characterized in that the front wing (3) is integrally formed with the first connecting shaft (31) and/or the horizontal tail wing (6) with the second connecting shaft (61).
4. The three-wing surface adjustable hand throwing aircraft according to claim 1, wherein the aircraft body (12) is provided with a jack (18) for installing the main wing (4), the upper wall and the lower wall of the jack (18) are both provided with bosses (19), the middle part of the main wing (4) is provided with a clamping part (41), and the upper end surface and the lower end surface of the clamping part (41) are provided with clamping grooves (411) corresponding to the bosses (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910461492.7A CN110090457B (en) | 2019-05-30 | 2019-05-30 | Three-wing-surface adjustable hand throwing airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910461492.7A CN110090457B (en) | 2019-05-30 | 2019-05-30 | Three-wing-surface adjustable hand throwing airplane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110090457A CN110090457A (en) | 2019-08-06 |
| CN110090457B true CN110090457B (en) | 2024-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910461492.7A Active CN110090457B (en) | 2019-05-30 | 2019-05-30 | Three-wing-surface adjustable hand throwing airplane |
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| CN (1) | CN110090457B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524091A (en) * | 2022-01-28 | 2022-05-24 | 北京大学 | Trans-medium aircraft with variable structure |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210251206U (en) * | 2019-05-30 | 2020-04-07 | 成都航空职业技术学院 | Three-wing-surface adjustable hand-throwing airplane |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001138996A (en) * | 1999-11-10 | 2001-05-22 | Mikio Kuzuu | Airplane mounted with fourth-fifth wings and satabilizer wing |
| JP5014301B2 (en) * | 2008-10-03 | 2012-08-29 | 株式会社シー・シー・ピー | Center of gravity adjustment device |
| CN102336267B (en) * | 2011-07-28 | 2014-04-02 | 西北工业大学 | Rotor blade airplane with variable flight mode |
| CN203916079U (en) * | 2014-05-20 | 2014-11-05 | 汕头市博迪科技有限公司 | Have the fixed wing aircraft toy of helicopter function concurrently |
| CN206424569U (en) * | 2016-12-29 | 2017-08-22 | 成都航脉科技有限公司 | A kind of adjustable canard of model plane |
| CN206621795U (en) * | 2017-03-23 | 2017-11-10 | 凌琳 | A kind of hand throws aircraft |
| CN108502139A (en) * | 2018-04-28 | 2018-09-07 | 成都航空职业技术学院 | Three-wing-surface general-purpose aircraft |
| CN208641748U (en) * | 2018-07-17 | 2019-03-26 | 武汉思凯沃克科技有限公司 | A kind of hand throwing aircraft |
| CN208809459U (en) * | 2018-08-13 | 2019-05-03 | 上海轻逸模型有限公司 | A kind of adjustable teaching hand-thrown model of an airplane of center of gravity |
-
2019
- 2019-05-30 CN CN201910461492.7A patent/CN110090457B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210251206U (en) * | 2019-05-30 | 2020-04-07 | 成都航空职业技术学院 | Three-wing-surface adjustable hand-throwing airplane |
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| Publication number | Publication date |
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| CN110090457A (en) | 2019-08-06 |
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