Assembled teaching airplane model for aerospace science popularization

Abstract

The utility model discloses an assembled teaching airplane model for aerospace science popularization. The assembled teaching airplane model comprises an airplane body and a pressing assembly, wings are movably inserted into the slots in the outer cambered surface of the fuselage; the pressing assembly comprises a sliding column, a baffle ring, a pressing plate and a spring, the sliding column is slidably connected to the middle of the fuselage, the upper end of the sliding column is rotatably connected with the pressing plate through a pin shaft, the wings are located below the pressing plate, the lower end of the outer arc surface of the sliding column is movably sleeved with the spring, the baffle ring is arranged at the lower end of the outer arc surface of the sliding column, and the spring is located between the upper side wall of the fuselage and the baffle ring; according to the assembled teaching airplane model for aerospace science popularization, the wings and the airplane body are of an assembled structure, carrying of a teaching airplane is facilitated, the two wings can be synchronously pressed through the springs after installation, the pressing plates can rotate in a self-adaptive mode, and therefore the teaching airplane model is convenient to carry and use. And a good fixing effect is achieved on the two wings.

Description

Technical Field

[0001] The utility model relates to the technical field of popular science teaching aids, in particular to an assembled teaching aircraft model for aerospace popular science. Background Art

[0002] Aerospace education is a cross-century strategic task. Aerospace education must start from children. The competition in space technology is ultimately a competition for space technology talents. Aircraft models are used in the process of aerospace popular science. The teaching aircraft models in the prior art are generally of an integral structure. During the carrying process, the wings on both sides will occupy a large space, which is not conducive to carrying. There are also those connected by plugging. The wings can be removed when not in use, which improves the convenience during carrying. During assembly, it is generally locked only by the friction force at the connection. The structure is simple, and wear will occur during use. Initially, the friction force is large and it is difficult to insert and assemble. After using for a period of time, the friction force will decrease, which will affect the firmness of assembly. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide an assembled teaching aircraft model for aerospace popular science. The wings and the fuselage are of an assembled structure, which is convenient for carrying the teaching aircraft. After installation, the two wings can be synchronously pressed tightly by using a spring, and the pressing plate can rotate adaptively, having a good fixing effect on the two wings, and can effectively solve the problems in the background art.

[0004] To achieve the above object, the utility model provides the following technical solution: an assembled teaching aircraft model for aerospace popular science, including a fuselage and a pressing component;

[0005] Fuselage: Wings are movably inserted into the slots on the outer arc surface thereof.

[0006] Pressing component: It includes a sliding column, a retaining ring, a pressing plate and a spring. The sliding column is slidably connected to the middle of the fuselage. The upper end of the sliding column is rotatably connected to the pressing plate through a pin shaft. The wings are both located below the pressing plate. The lower end of the outer arc surface of the sliding column is movably sleeved with a spring. A retaining ring is provided at the lower end of the outer arc surface of the sliding column. The spring is located between the upper side wall of the fuselage and the retaining ring. The wings and the fuselage are of an assembled structure. Therefore, when not in use, it has a small volume, which is convenient for carrying the teaching aircraft. After installation, the two wings can be synchronously pressed tightly by using a spring, and the pressing plate can rotate adaptively, having a good fixing effect on the two wings. And the fuselage can rotate freely, which is convenient for a comprehensive display of the aircraft model during the aerospace popular science process and has a good teaching effect.

[0007] Further, the pressing component further includes protrusions, and the protrusions are respectively arranged at the left and right ends of the lower surface of the pressing plate, and the protrusions are respectively arranged in cooperation with the arc-shaped grooves on the upper surface of the wings, so as to improve the fixing firmness of the wings.

[0008] Further, a disc is provided at the lower end of the sliding column to facilitate pressing of the sliding column.

[0009] Further, a first spring piece is provided at the upper end of the sliding column. The first spring piece is arranged in cooperation with the pressing plate to keep the pressing plate in a horizontal state under natural conditions.

[0010] Further, positioning grooves are formed at both the left and right ends of the fuselage. The positioning grooves are all communicated with the vertically corresponding insertion slots. Positioning blocks are provided at one end of the lower surface of the wing close to the fuselage. The positioning blocks are movably inserted into the vertically corresponding positioning grooves to facilitate installation and positioning of the wing.

[0011] Further, an insertion slot is formed at the lower end of the fuselage. The upper end of the bracket is movably inserted into the insertion slot. The lower end of the bracket is rotatably connected to a chassis to provide rotational support for the fuselage.

[0012] Further, a groove is formed on the front side wall of the insertion slot. A second spring piece is provided on the front side surface of the upper end of the bracket. The second spring piece is arranged in cooperation with the groove to facilitate positioning of the bracket and the fuselage.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: The assembled teaching aircraft model for aerospace science popularization has the following advantages:

[0014] Insert the wing into the insertion slot inside the fuselage. At the same time, the positioning block is movably inserted into the positioning groove. Release the disc. The spring drives the sliding column to move downward through the retaining ring. The sliding column drives the pressing plate and the protrusion to move downward. The pressing plate and the protrusion press the wing downward. At the same time, the protrusion corresponds to the arc groove on the upper surface of the wing to prevent the wing from falling off. When there are differences in the thickness of the two wings, the pressing plate can rotate, and thus can adaptively press the two wings tightly. The wing and the fuselage are of an assembled structure. Therefore, when not in use, it has a smaller volume and is convenient to carry the teaching aircraft. After installation, the two wings can be synchronously pressed tightly by the spring, and the pressing plate can rotate adaptively, having a good fixing effect on the two wings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the present utility model;

[0016] Figure 2 is an enlarged structural diagram at A of the present utility model.

[0017] In the figure: 1 fuselage, 2 wing, 3 pressing assembly, 31 sliding column, 32 retaining ring, 33 pressing plate, 34 spring, 35 protrusion, 4 disc, 5 first spring piece, 6 positioning groove, 7 positioning block, 8 insertion slot, 9 bracket, 10 second spring piece, 11 groove, 12 chassis. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0019] Please refer to Figure 1-2 , this embodiment provides a technical solution: an assembled teaching aircraft model for aerospace popular science, including a fuselage 1 and a pressing component 3;

[0020] Fuselage 1: Wings 2 are movably inserted into the slots on the outer arc surface thereof. Positioning grooves 6 are opened at both the left and right ends of the fuselage 1, and the positioning grooves 6 are communicated with the vertically corresponding slots. At one end of the lower surface of the wing 2 close to the fuselage 1, positioning blocks 7 are provided, and the positioning blocks 7 are movably inserted into the vertically corresponding positioning grooves 6. The wings 2 are inserted into the slots of the fuselage 1, and at the same time, the positioning blocks 7 are movably inserted into the positioning grooves 6. An insertion groove 8 is opened at the lower end of the fuselage 1, and the upper end of a bracket 9 is movably inserted into the insertion groove 8. The lower end of the bracket 9 is rotatably connected to a chassis 12. When the chassis 12 is placed on the table, the fuselage 1 can be toggled, and the fuselage 1 rotates under the support of the bracket 9, and relative rotation occurs at the connection between the bracket 9 and the chassis 12, so as to display the entire circumference of the fuselage 1, which is convenient for the popularization of aerospace aircraft. A groove 11 is opened on the front side wall of the insertion groove 8, and a second spring piece 10 is provided on the front side of the upper end of the bracket 9. The second spring piece 10 is arranged in cooperation with the groove 11. When the bracket 9 is inserted into the insertion groove 8, the second spring piece 10 undergoes elastic deformation during the insertion process, and then the end of the second spring piece 10 moves into the groove 11, thereby realizing the positioning of the bracket 9 and the fuselage 1;

[0021] The clamping assembly 3 includes a slide column 31, a retaining ring 32, a pressure plate 33 and a spring 34. The slide column 31 is slidably connected to the middle part of the fuselage 1. The upper end of the slide column 31 is rotatably connected to the pressure plate 33 through a pin shaft. The wings 2 are both located below the pressure plate 33. When there is a difference in thickness between the wings 2 on both sides, the pressure plate 33 can rotate, and then the wings 2 on both sides can be adaptively compressed. The lower end of the outer arc surface of the slide column 31 is movably sleeved with a spring 34. The lower end of the outer arc surface of the slide column 31 is provided with a retaining ring 32. The spring 34 is located between the upper side wall of the fuselage 1 and the retaining ring 32. The clamping assembly 3 also includes protrusions 35, which are respectively arranged on the pressure plate 33. At the left and right ends of the lower surface, protrusions 35 are respectively arranged in cooperation with the arc groove on the upper surface of the wing 2, and the spring 34 drives the slide column 31 to move downward through the retaining ring 32, and the slide column 31 drives the pressure plate 33 and the protrusion 35 to move downward, and the pressure plate 33 and the protrusion 35 press the wing 2 downward, and at the same time, the protrusion 35 corresponds to the arc groove on the upper surface of the wing 2 to prevent the wing 2 from falling off, and a disc 4 is provided at the lower end of the slide column 31, which is pressed upward, and the disc 4 drives the slide column 31 to move upward, and a spring sheet 5 is provided at the upper end of the slide column 31, and the spring sheet 5 is arranged in cooperation with the pressure plate 33, and the spring sheet 5 keeps the pressure plate 33 in a horizontal state, which facilitates the insertion of the wing 2.

[0022] The working principle of the assembled aerospace science popularization teaching airplane model provided by the utility model is as follows: when in use, the disc 4 is pressed upward, the disc 4 drives the slide post 31 to move upward, the slide post 31 drives the retaining ring 32 and the pressure plate 33 to move upward, the retaining ring 32 presses the spring 34 upward, the pressure plate 33 drives the protrusion 35 to move upward, and then the wing 2 is inserted into the slot of the fuselage 1, and the positioning block 7 is movably connected with the positioning groove 6, and then the disc 4 is released, the spring 34 drives the slide post 31 to move downward through the retaining ring 32, the slide post 31 drives the pressure plate 33 and the protrusion 35 to move downward, the pressure plate 33 and the protrusion 35 press the wing 2 downward, and at the same time the protrusion 35 is in contact with the upper surface of the wing 2. The arc groove corresponds to prevent the wing 2 from falling off. When there is a difference in thickness between the wings 2 on both sides, the pressure plate 33 can be rotated, and then the wings 2 on both sides can be adaptively pressed, and then the bracket 9 is inserted into the inside of the plug-in slot 8. During the insertion process, the spring sheet 2 10 undergoes elastic deformation, and then the end of the spring sheet 2 10 moves to the inside of the groove 11, thereby realizing the positioning of the bracket 9 and the fuselage 1. Then, the chassis 12 is placed on the desktop, and the fuselage 1 can be moved. The fuselage 1 rotates under the support of the bracket 9, and the connection between the bracket 9 and the chassis 12 rotates relative to each other, so that the fuselage 1 can be displayed around the week, which is convenient for popularizing science about aerospace aircraft.

[0023] The above are only embodiments of the present utility model, and do not thus limit the patent scope of the present utility model. Any equivalent structural or equivalent process transformations made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, are similarly included within the patent protection scope of the present utility model.

Claims

1. An assembled teaching aircraft model for aerospace science popularization, characterized in that: It includes a fuselage (1) and a pressing component (3); Fuselage (1): Wings (2) are movably inserted into the slots on the outer arc surface thereof; Pressing component (3): It includes a sliding column (31), a retaining ring (32), a pressing plate (33) and a spring (34). The sliding column (31) is slidably connected to the middle of the fuselage (1). The upper end of the sliding column (31) is rotatably connected to the pressing plate (33) through a pin shaft. The wings (2) are all located below the pressing plate (33). The lower end of the outer arc surface of the sliding column (31) is movably sleeved with a spring (34). A retaining ring (32) is provided at the lower end of the outer arc surface of the sliding column (31). The spring (34) is located between the upper side wall of the fuselage (1) and the retaining ring (32).

2. The assembled teaching aircraft model for aerospace popular science according to claim 1, characterized in that: The pressing component (3) further includes protrusions (35). The protrusions (35) are respectively arranged at the left and right ends of the lower surface of the pressing plate (33), and the protrusions (35) are respectively arranged in cooperation with the arc-shaped grooves on the upper surface of the wings (2).

3. The assembled teaching aircraft model for aerospace popular science according to claim 1, characterized in that: A disc (4) is provided at the lower end of the sliding column (31).

4. An assembled teaching aircraft model for aerospace popular science according to claim 1, characterized in that: A first spring piece (5) is provided at the upper end of the sliding column (31), and the first spring piece (5) is arranged in cooperation with the pressing plate (33).

5. The assembled teaching aircraft model for aerospace popular science according to claim 1, wherein: Positioning grooves (6) are respectively opened at the left and right ends of the fuselage (1). The positioning grooves (6) are all communicated with the vertically corresponding slots. Positioning blocks (7) are respectively provided at one end of the lower surface of the wings (2) close to the fuselage (1), and the positioning blocks (7) are movably inserted into the vertically corresponding positioning grooves (6).

6. The assembled teaching aircraft model for aerospace popular science according to claim 1, wherein: An insertion slot (8) is opened at the lower end of the fuselage (1). The upper end of a bracket (9) is movably inserted into the insertion slot (8), and the lower end of the bracket (9) is rotatably connected to a chassis (12).

7. An assembled teaching aircraft model for aerospace popular science according to claim 6, characterized in that: A groove (11) is opened on the front side wall of the insertion slot (8). A second spring piece (10) is provided on the front side of the upper end of the bracket (9), and the second spring piece (10) is arranged in cooperation with the groove (11).

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