Spaceflight teaching rocket lift-off display device

Abstract

The utility model discloses a spaceflight teaching rocket lift-off display device which comprises an operation table and a fixing frame installed on the left side of the operation table, the right side of the fixing frame is connected with a rocket model through a lift-off mechanism, and the upper end of the fixing frame is provided with a holding arm mechanism. The lift-off mechanism comprises a mounting plate, a first servo air cylinder, a fixing base, a rotating gear, a fixing rack, a fixing sliding rail, a sliding base and a sliding rack. The holding arm mechanism comprises a strip-shaped plate, a second servo air cylinder, a set of connecting rods and a set of holding arms. The beneficial effects of the utility model are that the holding arm mechanism is arranged at the upper end of the fixing frame, and a servo cylinder 2 is adopted to drive a group of holding arms to automatically unfold so as to simulate the preparation action before the rocket lifts off, and the liftoff mechanism is matched to simulate the rocket liftoff, and the liftoff mechanism adopts a cylinder to drive a gear to be matched with a rack. And the smoke sprayer and the display lamp at the bottom of the rocket model are used for improving the visual perception of audiences, so that the rocket lift-off demonstration teaching effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of popular science teaching equipment, in particular to a space teaching rocket launch display device. Background Technique

[0002] In space teaching, in order to facilitate people to understand the process of rocket launch in more detail and vividly, a rocket launch demonstration model is usually used to demonstrate the rocket launch. The principle of the rocket launch demonstration model to launch is to use the recoil of a gunpowder cylinder to enable the rocket model to launch a short distance.

[0003] In the existing patent with the application number CN201921564594.3, a rocket launch demonstration model for space teaching is disclosed. Through a liquid crystal display, a speaker and a controller, when using the rocket model device to demonstrate the rocket launch, the video of the real rocket launch and the sound of the rocket launch can be played, so that the audience can watch the rocket launch demonstration more immersive. However, by placing the rocket model device in a glass cover, the audience cannot intuitively feel the principle of the rocket launch demonstration, and after each use of the rocket model device, it is necessary to refill the gunpowder, and the operation is cumbersome.

[0004] It should be noted that the above content belongs to the technical cognition scope of the inventor and does not necessarily constitute the prior art. Content of the Utility Model

[0005] Aiming at the above defects, the utility model provides a space teaching rocket launch display device to solve the problem of rocket launch teaching display.

[0006] To achieve the above object, the utility model adopts the following technical solutions:

[0007] A space teaching rocket launch display device includes an operation table and a fixing frame installed on the left side of the operation table. A rocket model is connected to the right side of the fixing frame through a launch mechanism, and a holding arm mechanism is arranged at the upper end of the fixing frame;

[0008] The launch mechanism includes a mounting plate, a servo cylinder I, a fixing seat, a rotating gear, a fixing rack, a fixing slide rail, a sliding seat and a sliding rack. The mounting plate is installed on the right side of the fixing frame. The servo cylinder I is installed in the operation table, and the telescopic end is vertically upward. The fixing seat is installed on the telescopic end of the servo cylinder I. The rotating gear is movably installed in the fixing seat. The fixing rack is installed at the front end of the mounting plate and meshes with the front end of the rotating gear. The fixing slide rail is installed at the rear end of the mounting plate. The sliding seat is slidably installed on the fixing slide rail. The sliding rack is installed at the front end of the sliding seat and meshes with the rear end of the rotating gear.

[0009] Further, the arm holding mechanism includes a strip-shaped plate, a second servo cylinder, a set of connecting rods, and a set of arms. The strip-shaped plate is installed at the upper end inside the fixed frame. The second servo cylinder is horizontally installed on the left side of the strip-shaped plate. A set of connecting rods are hinged to the telescopic end of the second servo cylinder. A set of arms are hinged to the right side of the strip-shaped plate, and the rear ends are respectively hinged to the corresponding connecting rods.

[0010] Further, a limiting block is installed on the right side of the strip-shaped plate, and arc-shaped grooves are respectively formed in a set of arms.

[0011] Further, the right side of the sliding seat is connected to the rocket model through a set of connecting rods.

[0012] Further, an installation groove corresponding to the first servo cylinder is formed in the operating platform.

[0013] Further, a smoke ejector is installed at the inner bottom of the rocket model, a corresponding display lamp is installed on the operating platform, and a display and a controller are respectively installed on the right side of the operating platform.

[0014] The utility model provides a space teaching rocket liftoff display device, which has the following beneficial effects. By providing an arm holding mechanism at the upper end of the fixed frame and using the second servo cylinder to drive a set of arms to automatically unfold to simulate the preparatory actions before the rocket liftoff, and cooperating with the liftoff mechanism to simulate the rocket liftoff. The liftoff mechanism uses a cylinder to drive a gear to cooperate with a rack, which can achieve the purpose of doubling the stroke of the rocket model. The smoke ejector and the display lamp at the bottom of the rocket model are used to improve the visual experience of the audience, thereby improving the teaching effect of the rocket liftoff demonstration. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the space teaching rocket liftoff display device described in the utility model.

[0016] Figure 2 It is a schematic diagram of the liftoff mechanism of the utility model.

[0017] Figure 3 It is a schematic diagram of the rocket model described in the utility model.

[0018] Figure 4 It is a top view of the arm holding mechanism of the utility model.

[0019] In the figure: 1. Operating platform; 2. Fixed frame; 3. Rocket model; 4. Installation plate; 5. First servo cylinder; 6. Fixed seat; 7. Rotating gear; 8. Fixed rack; 9. Fixed slide rail; 10. Sliding seat; 11. Sliding rack; 12. Strip-shaped plate; 13. Second servo cylinder; 14. Connecting rod; 15. Arm; 16. Limiting block; 17. Arc-shaped groove; 18. Connecting rod; 19. Installation groove; 20. Smoke ejector; 21. Display lamp; 22. Display; 23. Controller. Detailed implementation mode

[0020] The present utility model will be specifically described below in conjunction with the accompanying drawings. As Figures 1-4 shown: A space teaching rocket liftoff display device includes an operating platform 1 and a fixing frame 2 installed on the left side of the operating platform 1. The right side of the fixing frame 2 is connected to a rocket model 3 through a liftoff mechanism, and the upper end of the fixing frame 2 is provided with a holding arm mechanism; The liftoff mechanism includes a mounting plate 4, a servo cylinder 1 5, a fixed seat 6, a rotating gear 7, a fixed rack 8, a fixed slide rail 9, a sliding seat 10, and a sliding rack 11. The mounting plate 4 is installed on the right side of the fixing frame 2. The servo cylinder 1 5 is installed in the operating platform 1, and the telescopic end is vertically upward. The fixed seat 6 is installed on the telescopic end of the servo cylinder 1 5. The rotating gear 7 is movably installed in the fixed seat 6. The fixed rack 8 is installed on the front end of the mounting plate 4 and meshes with the front end of the rotating gear 7. The fixed slide rail 9 is installed on the rear end of the mounting plate 4. The sliding seat 10 is slidably installed on the fixed slide rail 9. The sliding rack 11 is installed on the front end of the sliding seat 10 and meshes with the rear end of the rotating gear 7; The holding arm mechanism includes a strip plate 12, a servo cylinder 2 13, a set of connecting rods 14, and a set of holding arms 15. The strip plate 12 is installed on the upper end inside the fixing frame 2. The servo cylinder 2 13 is horizontally installed on the left side of the strip plate 12. A set of connecting rods 14 are hinged on the telescopic end of the servo cylinder 2 13. A set of holding arms 15 are hinged on the right side of the strip plate 12, and the rear ends are respectively hinged to the corresponding connecting rods 14; A limiting block 16 is installed on the right side of the strip plate 12, and arc-shaped grooves 17 are respectively opened in a set of holding arms 15; The right side of the sliding seat 10 is connected to the rocket model 3 through a set of connecting rods 18; An installation groove 19 corresponding to the servo cylinder 1 5 is opened in the operating platform 1; A smoke sprayer 20 is installed at the bottom inside the rocket model 3, a corresponding display lamp 21 is installed on the operating platform 1, and a display 22 and a controller 23 are respectively installed on the right side of the operating platform 1.

[0021] Working principle of this implementation scheme: The electrical equipment used in this device is controlled by an external controller 23. The right side of the sliding seat 10 is connected to the rocket model 3 through a set of connecting rods 18;

[0022] When the holding arms are unfolded: The strip plate 12 is installed on the upper end inside the fixing frame 2. The servo cylinder 2 13 is horizontally installed on the left side of the strip plate 12. A set of connecting rods 14 are hinged on the telescopic end of the servo cylinder 2 13. A set of holding arms 15 are hinged on the right side of the strip plate 12, and the rear ends are respectively hinged to the corresponding connecting rods 14. A limiting block 16 is installed on the right side of the strip plate 12, and arc-shaped grooves 17 are respectively opened in a set of holding arms 15. As Figure 1 and Figure 4As shown, the telescopic end of the servo cylinder two 13 contracts, driving a set of holding arms 15 to rotate around the hinge point through a set of connecting rods 14, causing the set of holding arms 15 to open relatively, to simulate the preparatory actions before the rocket takes off. Conversely, when the telescopic end of the servo cylinder two 13 extends, it drives a set of holding arms 15 to rotate around the hinge point through a set of connecting rods 14, causing the set of holding arms 15 to close relatively, realizing the fitting of the set of holding arms 15 to the rocket model 3. The limit block 16 is used to limit the stroke of the telescopic end of the servo cylinder two 13;

[0023] During takeoff: The mounting plate 4 is installed on the right side of the fixed frame 2. The servo cylinder one 5 is installed in the operating platform 1, and its telescopic end is vertically upward. The fixed seat 6 is installed on the telescopic end of the servo cylinder one 5. The rotating gear 7 is movably installed in the fixed seat 6. The fixed rack 8 is installed at the front end of the mounting plate 4 and meshes with the front end of the rotating gear 7. The fixed slide rail 9 is installed at the rear end of the mounting plate 4. The sliding seat 10 is slidably installed on the fixed slide rail 9. The sliding rack 11 is installed at the front end of the sliding seat 10 and meshes with the rear end of the rotating gear 7. An installation groove 19 corresponding to the servo cylinder one 5 is opened in the operating platform 1. A smoke ejector 20 is installed at the inner bottom of the rocket model 3. A corresponding display lamp 21 is installed on the operating platform 1. As Figure 2 and Figure 3 shown, when the telescopic end of the servo cylinder one 5 extends, it pushes the fixed seat 6 to move upward. Cooperating with the rotating gear 7 and the fixed rack 8, it can drive the sliding rack 11 to slide upward. At the same time, the sliding seat 10 drives the rocket model 3 to rise, to simulate the rocket takeoff. The takeoff mechanism uses a cylinder to drive the gear to cooperate with the rack, which can achieve the purpose of doubling the stroke of the rocket model 3. The smoke ejector 20 and the display lamp 21 at the bottom of the rocket model 3 enhance the visual experience of the audience. This is the prior art. Cooperating with the display 22 to display the animation improves the teaching effect of the rocket takeoff demonstration.

[0024] The above technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention. Some possible changes made by those skilled in the art to some parts thereof all reflect the principles of the present invention and fall within the protection scope of the present invention.

Claims

1. A space teaching rocket liftoff display device, comprising an operation console (1) and a fixed frame (2) installed on the left side of the operation console (1), characterized in that, On the right side of the fixing frame (2), a rocket model (3) is connected through a liftoff mechanism, and a holding arm mechanism is arranged at the upper end of the fixing frame (2). The liftoff mechanism includes a mounting plate (4), a servo cylinder I (5), a fixed seat (6), a rotating gear (7), a fixed rack (8), a fixed slide rail (9), a sliding seat (10), and a sliding rack (11). The mounting plate (4) is mounted on the right side of the fixing frame (2). The servo cylinder I (5) is mounted in the operation table (1), and its telescopic end faces vertically upward. The fixed seat (6) is mounted on the telescopic end of the servo cylinder I (5). The rotating gear (7) is movably mounted in the fixed seat (6). The fixed rack (8) is mounted on the front upper end of the mounting plate (4) and meshes with the front end of the rotating gear (7). The fixed slide rail (9) is mounted on the rear upper end of the mounting plate (4). The sliding seat (10) is slidably mounted on the fixed slide rail (9). The sliding rack (11) is mounted on the front end of the sliding seat (10) and meshes with the rear end of the rotating gear (7).

2. The aerospace teaching rocket liftoff display device according to claim 1, wherein, The holding arm mechanism includes a strip-shaped plate (12), a servo cylinder II (13), a set of connecting rods (14), and a set of holding arms (15). The strip-shaped plate (12) is mounted on the upper inner end of the fixing frame (2). The servo cylinder II (13) is horizontally mounted on the left side of the strip-shaped plate (12). A set of connecting rods (14) are hinged to the telescopic end of the servo cylinder II (13). A set of holding arms (15) are hinged to the right side of the strip-shaped plate (12), and the rear ends are respectively hinged to the corresponding connecting rods (14).

3. The aerospace teaching rocket liftoff display device according to claim 2, characterized in that, A limiting block (16) is mounted on the right side of the strip-shaped plate (12), and arc-shaped grooves (17) are respectively formed in a set of holding arms (15).

4. A space teaching rocket liftoff display device according to claim 1, characterized in that, The right side of the sliding seat (10) is connected to the rocket model (3) through a set of connecting rods (18).

5. The aerospace teaching rocket liftoff display device according to claim 1, characterized in that, An installation groove (19) corresponding to the servo cylinder I (5) is formed in the operation table (1).

6. The aerospace teaching rocket liftoff display device according to claim 1, wherein, A smoke ejector (20) is mounted on the inner bottom of the rocket model (3). A corresponding display lamp (21) is mounted on the operation table (1). A display (22) and a controller (23) are respectively mounted on the right side of the operation table (1).

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