CN212383200U - Primary campus model airplane structure - Google Patents
Primary campus model airplane structure Download PDFInfo
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- CN212383200U CN212383200U CN202021040033.6U CN202021040033U CN212383200U CN 212383200 U CN212383200 U CN 212383200U CN 202021040033 U CN202021040033 U CN 202021040033U CN 212383200 U CN212383200 U CN 212383200U
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Abstract
The utility model provides a primary campus model aeroplane and model ship structure, includes fuselage, fixed wing, motor, connects screw, horizontal tail wing, the perpendicular fin on the motor output, horizontal tail wing and fixed fin all connect on the carbon-point, the carbon-point is connected on the fuselage, the fuselage be three layer construction, the both sides of fuselage have the same panel layer of one deck thickness respectively, the panel layer be PP flat hard plastic lamella or polypropylene PP panel material, press from both sides between the two-layer panel layer and be equipped with expandable polyethylene panel layer, the flat hard plastic lamella of PP of expandable polyethylene panel layer and both sides is in the same place through bonding fixed connection, the thickness ratio of unilateral panel layer upon layer with expandable polyethylene panel layer is 1: 2-4. The model airplane has the characteristics of lighter weight, high safety, convenient assembly and falling resistance of the whole plane in the middle model airplane level.
Description
Technical Field
The utility model relates to a model aeroplane and model ship, in particular to elementary campus model aeroplane and model ship belongs to model aeroplane and model ship technical field.
Background
The campus model airplane sports have the effects of developing intelligence, exercising the practical ability of students, gathering the interest of the students in aerospace, improving and deepening the understanding of scientific knowledge and the like, all countries in the world attach high importance to the campus model airplane sports in teenager periods, the campus model airplane sports are also important ways for cultivating professional talents in future aerospace, the campus model airplane sports are provided in 80 years in China, and the campus model airplane sports in China are always in low ebb and have no rapid development and popularization. Compared with the development of other comprehensive adolescent quality education projects such as robot education and scientific experiment education, the method is thrown away far. The most important reason is that no model airplane series really suitable for popularization of campus model airplane movement and horizontal gradient improvement exist, and the campus model airplane is characterized by small activity space, large number of students, small age, weak manual operation and control capacity and extremely high requirement on model airplane movement. The campus model airplane is completely different from an adult model airplane, and the administrative department and the activity requirement of the campus model airplane make the campus model airplane have extremely strict and unique requirements on the model airplane, and mainly comprise the following steps: the flying machine has the advantages of safe and durable flying, light weight of the whole machine, high strength of the machine body, convenient assembly and processing and low flying speed in a small space. The existing model airplane with a slightly higher technical degree is a remote control model airplane, and the model airplane is difficult to popularize in primary application in the campus at present for the following reasons: the model airplane comprises the following parts: firstly, present balsa wood aircraft, the price is high, because ligneous fragility is big, it is extremely intolerant to fall, the equipment is complicated, the maintenance is difficult, and the hardness of balsa wood is high, can cause the safety problem after the crash, basically not allow to set up the flight activity in the campus, PP board model aeroplane and model ship aircraft, this kind of aircraft weight is big, moreover, the structure is complicated, the poor yielding of rigidity, the shape can not keep and stable after receiving air resistance in the flight, the controllability is poor, the preparation degree of difficulty is big, three are one shot forming foam aircraft, its single structure, heavy weight is big, it is fast, require greatly to flight space, so do not have the equipment that is fit for elementary campus model aeroplane and model ship sportsman at present in the market.
Disclosure of Invention
An object of the utility model is to overcome the above-mentioned problem that exists in the motion of present campus model aeroplane and model ship, provide a elementary campus model aeroplane and model ship structure.
In order to realize the purpose of the utility model, the following technical proposal is adopted: a primary campus model airplane comprises a fuselage, a fixed wing, a motor, a propeller connected to the output of the motor, a horizontal tail wing and a vertical tail wing, the horizontal tail wing is connected with an elevator, the vertical tail wing is connected with a rudder, a receiver, a circuit board, a power supply module and two steering engines are fixedly arranged on the fuselage, the two steering engines are respectively connected with the rudder and the elevator through corresponding pull rods, the horizontal tail wing and the fixed tail wing are both connected to a carbon rod, the carbon rod is connected to a machine body, the machine body is of a three-layer structure, two plate layers with the same thickness are respectively arranged on two sides of the machine body, the plate layer is a PP flat hard plastic sheet layer or a PP plate material, an expandable polyethylene plate layer is clamped between the two plate layers, the expandable polyethylene plate layer and the PP flat hard plastic sheet layers on the two sides are fixedly connected together through bonding, and the thickness ratio of the single-side plate layer to the expandable polyethylene plate layer is 1: 2-4.
Further, the method comprises the following steps of; the total thickness of the fuselage is 12-30 mm.
Further, the method comprises the following steps of; the carbon rod is fixedly connected to the bottom of the machine body and covers the whole length of the machine body.
Further, the method comprises the following steps of; the rear end part of the machine body is positioned at the rear lower part or the lower part of the rear end surface of the fixed wing.
Further, the method comprises the following steps of; the machine body upper end face and the lower end face are bonded with plate layers, and the plate layers of the machine body upper end face and the machine body lower end face are the same as the plate layers of the single side in thickness.
The utility model discloses an actively beneficial technological effect lies in: the utility model discloses a fuselage adopts three-layer material composite construction, and light in weight, hardness are little, anti deformability is moderate, resistant falling, and the ability of weighing is moderate, adopts the carbon-point to connect fuselage and displacement, and light in weight, slight height, anti deformability is strong, and the operability is good, can guarantee through steering engine control's validity and flexibility, and this model aeroplane and model ship structure can be arranged in the elementary training and the flight after entry level. The tail force arm is connected with the middle fuselage by the carbon fiber rod to form a fuselage tail part, and can be used as a carrier of the empennage to fix the empennage tail part on the fuselage tail part, the fixed wings are connected by polypropylene (PP) plates, the carbon fiber rod is supported and connected with the polypropylene (PP) plates to form a proper wing dihedral angle, and a proper wing dihedral angle is formed, so that the characteristics of lighter weight, high safety, convenience in assembly and falling resistance of the whole airplane in the middle model airplane level are realized.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a schematic view of fig. 1 with two tie rods removed.
Fig. 3 is an overall exploded view of the present invention.
Fig. 4 is a schematic view of the vertical tail.
Fig. 5 is a material structure diagram of a fuselage section.
Detailed Description
In order to explain the utility model more fully, the utility model provides an implementation example. These examples are merely illustrative of the present invention and do not limit the scope of the present invention.
The invention is explained in further detail with reference to the drawings, in which the reference symbols are: 1: a body; 2: a carbon rod; 3: a fixed wing; 4: a horizontal rear wing; 5: a vertical tail; 6: an elevator; 7: a rudder; 8: a lifting control pull rod; 9: a direction control pull rod; 10: a propeller; 11: a gap; 12: connecting ribs; 13: a first side panel layer; 14: a layer of a foamable polyethylene sheet material; 15: a first side panel layer; 16: a sheet material layer is arranged; 17: and (6) a lower laminate layer.
As shown in the attached drawings, a primary campus model airplane structure comprises a machine body 1, fixed wings 3, a motor, a propeller 10 connected to the output of the motor, a horizontal tail wing 4 and a vertical tail wing 5, wherein the horizontal tail wing is connected with an elevator 6, the vertical tail wing is connected with a rudder 7, the machine body is fixedly provided with a receiver, a circuit board, a power supply module and two steering engines, the receiver, the circuit board, the power supply module and the two steering engines are all arranged in the machine body, the two steering engines are respectively connected with the rudder and the elevator through corresponding pull rods, and 8 in the drawing is a lifting control pull rod; and 9, a direction control pull rod which is respectively connected with a rudder and an elevator, wherein the rudder and a vertical tail wing are formed by processing a polypropylene PP plate, fig. 4 is a schematic diagram of the vertical tail wing, the rear part of the vertical tail wing is processed into a discontinuous gap 11, a connecting rib between the gaps enables the rudder and the vertical tail wing to be hinged, the elevator is also of the same structure, the structure is also applied to the current model airplane on site, and the structure is mature structure and configuration on the current remote control model airplane.
The horizontal tail wing 4 and the fixed tail wing 5 are both connected to the carbon rod 2, the carbon rod 2 is connected to the machine body 1, the carbon rod is fixedly connected to the bottom of the machine body, the carbon rod covers the whole length of the machine body, and the rear end part of the machine body is positioned at the rear lower part or below the rear end surface of the fixed wing;
the machine body is of a three-layer structure, two sides of the machine body are respectively provided with a plate layer with the same thickness, the plate layers are made of PP flat hard plastic sheets or polypropylene PP plates, the plate layers on the two sides of the machine body are the same, the two plate layers are as shown in 13 and 15 in figure 5, an expandable polyethylene plate layer 14 is clamped between the two plate layers, the expandable polyethylene plate layer and the plate layers on the two sides are fixedly connected together through bonding, the thickness ratio of the plate layer on one side to the expandable polyethylene plate layer is 1:2-4, and the total thickness of the machine body is 12-30 mm; the machine body upper end face and the lower end face are bonded with plate layers, and the plate layers of the machine body upper end face and the machine body lower end face are the same as the plate layers of the single side in thickness. The upper sheet layer shown at 16 and the lower sheet layer shown at 17 in the figure are sheet layers of the upper and lower end faces of the body.
The model airplane of the utility model adopts the mode of combining the composite material and the carbon fiber tube to form the airplane body, thereby reducing the flight resistance, lightening the flight weight, being capable of flying at low speed, having good controllability, showing small turning radius, small critical stall speed and low requirement on the flight field; the airplane made of the single foam material used in the same level has relatively large weight, high speed and poor controllability compared with the airplane of the utility model; the wooden airplane has the advantages of heavy weight, high speed, large turning radius, easy stall and easy damage.
After the embodiments of the present invention have been described in detail, those skilled in the art can clearly understand that various changes and modifications can be made without departing from the scope and spirit of the above claims, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention all fall within the scope of the technical solution of the present invention, and the present invention is not limited to the embodiments of the examples given in the specification.
Claims (5)
1. The utility model provides a elementary campus model aeroplane and model ship structure, includes fuselage, stationary vane, motor, connects screw, horizontal tail wing, the perpendicular fin on the motor output, is connected with the elevator at horizontal tail wing, is connected with the rudder on the perpendicular fin, and fixed mounting has receiver, circuit board, power module and two steering engines on the fuselage, and two steering engines are respectively through corresponding pull rod connection rudder and elevator, its characterized in that: the horizontal tail wing and the fixed tail wing are connected to a carbon rod, the carbon rod is connected to the machine body, the machine body is of a three-layer structure, two sides of the machine body are respectively provided with a layer of plate material with the same thickness, the plate material layer is a PP flat hard plastic sheet layer or a polypropylene PP plate material, an expandable polyethylene plate material layer is clamped between the two plate material layers, the expandable polyethylene plate material layer and the PP flat hard plastic sheet layers on the two sides are fixedly connected together through bonding, and the thickness ratio of the single-side plate material layer to the expandable polyethylene plate material layer is 1: 2-4.
2. The primary campus model structure of claim 1, wherein: the total thickness of the fuselage is 12-30 mm.
3. The primary campus model structure of claim 1, wherein: the carbon rod is fixedly connected to the bottom of the machine body and covers the whole length of the machine body.
4. The primary campus model structure of claim 1, wherein: the rear end part of the machine body is positioned at the rear lower part or the lower part of the rear end surface of the fixed wing.
5. The primary campus model structure of claim 1, wherein: the machine body upper end face and the lower end face are bonded with plate layers, and the plate layers of the machine body upper end face and the machine body lower end face are the same as the plate layers of the single side in thickness.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021040033.6U CN212383200U (en) | 2020-06-09 | 2020-06-09 | Primary campus model airplane structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021040033.6U CN212383200U (en) | 2020-06-09 | 2020-06-09 | Primary campus model airplane structure |
Publications (1)
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CN212383200U true CN212383200U (en) | 2021-01-22 |
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CN202021040033.6U Active CN212383200U (en) | 2020-06-09 | 2020-06-09 | Primary campus model airplane structure |
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- 2020-06-09 CN CN202021040033.6U patent/CN212383200U/en active Active
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