CN210955787U

CN210955787U - Rotating device of airplane teaching model

Info

Publication number: CN210955787U
Application number: CN201922142533.4U
Authority: CN
Inventors: 王羊子; 王刚
Original assignee: Langfang Chinese Model Special Equipment Co ltd
Current assignee: Langfang Chinese Model Special Equipment Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-07-07
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a rotary device of an airplane teaching model, which comprises a chassis, wherein the middle part of the top end of the chassis is connected with a rotary disc, the middle part of the bottom end of the rotary disc is welded with a cylinder, the top end of the chassis is provided with a round hole corresponding to the position of the edge part of the bottom end of the cylinder, the middle part of the outer surface of the cylinder is welded with a transmission gear ring, the inner wall of the round hole is provided with a round groove corresponding to the position of the edge part of the outer surface of the transmission gear ring, and the edge part of the outer surface of the transmission gear ring is engaged with a transmission gear, the utility model has scientific and reasonable structure and safe and convenient use, and the motor drives the transmission gear to rotate when in operation, drives the transmission gear ring to rotate and drives the rotary disc to rotate when the transmission gear ring rotates, thereby driving a helicopter model on the, thereby being convenient for showing and teaching the helicopter model.

Description

Rotating device of airplane teaching model

Technical Field

The utility model relates to a teaching demonstration technical field specifically is an aircraft teaching model's rotary device.

Background

The helicopter model is a teaching model manufactured according to the existing helicopter, and the rotating device is a device for rotationally showing teaching by putting the helicopter model into the device;

but the rotary device of current aircraft teaching model rotates the effect unsatisfactory, easily leads to aircraft teaching model's rotary device to take place the dead phenomenon of card to lead to aircraft teaching model's rotary device unable normal use.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aircraft teaching model's rotary device can effectively solve the rotary device who provides but current aircraft teaching model among the above-mentioned background art and rotate the effect unsatisfactory, easily leads to aircraft teaching model's rotary device to take place the dead phenomenon of card to the unable normal use of rotary device who leads to aircraft teaching model's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a rotating device of an aircraft teaching model comprises a chassis, wherein a rotating disc is connected to the middle of the top end of the chassis, a cylinder is welded to the middle of the bottom end of the rotating disc, a round hole is formed in the position, corresponding to the edge of the bottom end of the cylinder, of the top end of the chassis, a transmission gear ring is welded to the middle of the outer surface of the cylinder, a round groove is formed in the position, corresponding to the outer edge of the transmission gear ring, of the inner wall of the round hole, a rotating gear is meshed and connected to the edge of the outer surface of the transmission gear ring, a motor is connected to the middle of the bottom end of the rotating gear, the input end;

the middle part of the bottom end of the chassis is provided with a positioning hole, the middle part of the inner wall of the positioning hole is fixedly connected with a hydraulic lifting rod, the middle part of the bottom end of the hydraulic lifting rod is fixedly provided with a ball disc, and the middle part of the top end of the rotating disc is provided with a helicopter model.

Preferably, the middle part of the front surface of the protective cover is connected with a protective door through a hinge, and the edge part of the top end of the protective cover is attached to the rotating disc.

Preferably, the outer diameter of the ball disc is equal to the inner diameter of the positioning hole, and the ball disc consists of a roller and a disc.

The movable T-shaped block is characterized in that fixed T-shaped blocks are welded on two sides of the top end of the rotating disc, one side of the top end of each fixed T-shaped block is connected with a movable T-shaped block, a square hole is formed in one side of the top end of each movable T-shaped block, a groove is formed in the middle of the top end of each movable T-shaped block corresponding to the middle of the top end of the square hole, a movable rod is arranged in the middle of the inner wall of each square hole, a movable plate is welded on.

Preferably, the top end of the fixed T-shaped block is provided with a sliding groove corresponding to the position of the edge of the bottom end of the movable T-shaped block, and the movable T-shaped block is connected with the fixed T-shaped block through the sliding groove.

Preferably, supporting frames are installed on two side edges of the bottom end of the helicopter model, and the two supporting frames are respectively located between the two movable T-shaped blocks and the fixed T-shaped blocks.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. through rolling disc, round hole, cylinder, transmission ring gear, circular slot, rolling gear and motor, the motor drives rolling gear when operation and rotates, drives transmission ring gear when rotating, drives the rolling disc when transmission ring gear rotates and rotates to drive the helicopter model on the rolling disc and rotate, reduced the rotation degree of difficulty of helicopter model, and then be convenient for demonstrate the teaching to helicopter model.

2. Through locating hole, hydraulic lifting rod and ball disc, can drive the ball disc after hydraulic lifting rod starts and remove along locating hole inside to make contact between ball disc and the plane, and utilize the inside ball of ball disc, thereby reduced the frictional force between chassis and the ground, and then the rotary device's of being convenient for removal has reduced rotary device's the removal degree of difficulty.

3. Through fixed T-shaped piece, removal T-shaped piece, square hole, recess, carriage release lever, movable plate and positioning bolt, the installation between helicopter model and the rolling disc of can being convenient for has reduced the installation degree of difficulty between helicopter model and the rolling disc, simultaneously, can carry on spacingly to helicopter model, prevents to take place the phenomenon of separation between helicopter model and the rolling disc.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the mounting structure of the moving plate of the present invention;

FIG. 3 is a schematic view of the installation structure of the rotary gear of the present invention;

reference numbers in the figures: 1. a chassis; 2. rotating the disc; 3. a circular hole; 4. a cylinder; 5. a transmission gear ring; 6. a circular groove; 7. a rotating gear; 8. a motor; 9. a protective cover; 10. positioning holes; 11. a hydraulic lifting rod; 12. a ball disc; 13. a helicopter model; 14. fixing a T-shaped block; 15. moving the T-shaped block; 16. a square hole; 17. a groove; 18. a travel bar; 19. moving the plate; 20. and (6) positioning the bolt.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-3, the utility model provides a scheme, a rotary device of an airplane teaching model, which comprises a chassis 1, a rotary disc 2 is connected with the middle part of the top end of the chassis 1, a cylinder 4 is welded at the middle part of the bottom end of the rotary disc 2, a round hole 3 is arranged at the position of the top end of the chassis 1 corresponding to the bottom edge part of the cylinder 4, a transmission toothed ring 5 is welded at the middle part of the outer surface of the cylinder 4, a round groove 6 is arranged at the position of the inner wall of the round hole 3 corresponding to the outer edge part of the transmission toothed ring 5, a rotary gear 7 is engaged and connected with the outer edge part of the transmission toothed ring 5, a motor 8 is connected with the middle part of the bottom end of the rotary gear 7, the model of the motor 8 is 37GB31ZY, the input end of the motor 8 is electrically connected with the output end of commercial power, a protective cover, can be convenient for maintain 9 inside motors 8 of protection casing, reduce motor 8's the maintenance degree of difficulty.

Locating hole 10 has been seted up at 1 bottom middle part in chassis, locating hole 10 inner wall middle part fixedly connected with hydraulic lifting rod 11, 11 bottom middle part fixed mounting of hydraulic lifting rod have ball disc 12, the external diameter of ball disc 12 equals the internal diameter of locating hole 10, ball disc 12 comprises roller bearing and disc, the even embedding of ball is installed in the disc bottom, can be convenient for accomodate of ball disc 12, and simultaneously, the removal of 1 in chassis of can being convenient for, the removal degree of difficulty in 1 in chassis has been reduced, 2 top middle parts of rolling disc are provided with helicopter model 13.

The two sides of the top end of the rotating disc 2 are welded with fixed T-shaped blocks 14, one side of the top end of each fixed T-shaped block 14 is connected with a movable T-shaped block 15, the two side edges of the bottom end of the helicopter model 13 are provided with support frames, the two support frames are respectively positioned between the two movable T-shaped blocks 15 and the fixed T-shaped blocks 14 and can limit the helicopter model 13 to prevent the position of the helicopter model 13 from moving, so that the connection between the helicopter model 13 and the rotating disc 2 is more stable, the top end of each fixed T-shaped block 14 is provided with a chute corresponding to the position of the bottom edge of each movable T-shaped block 15, the movable T-shaped blocks 15 are connected with the fixed T-shaped blocks 14 through the chutes, the movable T-shaped blocks 15 can be conveniently moved, the moving difficulty of the movable T-shaped blocks 15 is reduced, meanwhile, the movable T-shaped blocks 15 can be limited, one side of the top, a moving rod 18 is arranged in the middle of the inner wall of the square hole 16, a moving plate 19 is welded on one end edge of the moving rod 18, and a positioning bolt 20 is detachably connected to one side of the top end of the moving rod 18 through threaded engagement.

The utility model discloses a theory of operation and use flow: in the actual use process of the rotating device of the airplane teaching model, the hydraulic lifting rod 11 is started, the hydraulic lifting rod 11 drives the ball disc 12 to move along the inside of the positioning hole 10, so that balls inside the ball disc 12 are in contact with a plane, and the balls inside the ball disc 12 are utilized, so that the friction force between the chassis 1 and the ground is reduced, the rotating device is convenient to move, and the moving difficulty of the rotating device is reduced;

then, when the chassis 1 is moved to a predetermined position in advance, the helicopter model 13 is put on the surface of the turn plate 2, then one support frame of the helicopter model 13 is put on one fixed T-block 14, then one moving T-block 15 is moved along the slide groove so that one support frame of the helicopter model 13 is fixed between one fixed T-block 14 and one moving T-block 15, then the helicopter model 13 is moved so that one support frame of the helicopter model 13 is attached to one moving T-block 15 so that the other support frame of the helicopter model 13 enters the inside of the other fixed T-block 14, then the other moving T-block 15 is moved along the slide groove so that the other support frame of the helicopter model 13 enters between the other fixed T-block 14 and the other moving T-block 15, thereby completing the left-right fixation of the helicopter model 13, then, the moving rod 18 is moved along the square hole 16, the moving rod 18 drives the moving plate 19 to be mutually attached to two ends of the supporting frame of the helicopter model 13, so that the left and right fixation of the helicopter model 13 is completed, the installation between the helicopter model 13 and the rotating disc 2 can be facilitated, the installation difficulty between the helicopter model 13 and the rotating disc 2 is reduced, meanwhile, the helicopter model 13 can be limited, and the phenomenon that the helicopter model 13 is separated from the rotating disc 2 is prevented;

finally, motor 8 connects the power, motor 8 begins the operation, and motor 8 moves the internal rotation at protection casing 9 of drive running gear 7, drive transmission ring gear 5 when running gear 7 rotates and rotate along 6 internal rotations in circular slot, drive cylinder 4 when transmission ring gear 5 rotates and rotate 3 internal rotations in the circular hole to drive rolling disc 2 and rotate, and then drive helicopter model 13 on the rolling disc 2 and rotate, reduced helicopter model 13's the rotation degree of difficulty, and then be convenient for demonstrate the teaching to helicopter model 13.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A rotary device of an aircraft teaching model comprises a chassis (1), and is characterized in that: the middle of the top end of the chassis (1) is connected with a rotating disc (2), a cylinder (4) is welded in the middle of the bottom end of the rotating disc (2), a round hole (3) is formed in the position, corresponding to the bottom end edge of the cylinder (4), of the top end of the chassis (1), a transmission gear ring (5) is welded in the middle of the outer surface of the cylinder (4), a round groove (6) is formed in the position, corresponding to the outer surface edge of the transmission gear ring (5), of the inner wall of the round hole (3), a rotating gear (7) is connected to the outer surface edge of the transmission gear ring (5) in a meshed mode, a motor (8) is connected in the middle of the bottom end of the rotating gear (7), the input end of the motor (8) is electrically connected with the output end of;

the novel helicopter is characterized in that a positioning hole (10) is formed in the middle of the bottom end of the chassis (1), a hydraulic lifting rod (11) is fixedly connected to the middle of the inner wall of the positioning hole (10), a ball disc (12) is fixedly mounted in the middle of the bottom end of the hydraulic lifting rod (11), and a helicopter model (13) is arranged in the middle of the top end of the rotating disc (2).

2. A rotary device for an aircraft teaching model according to claim 1, wherein: the protective cover is characterized in that the middle of the front surface of the protective cover (9) is connected with a protective door through a hinge, and the top edge of the protective cover (9) is attached to the rotating disc (2).

3. A rotary device for an aircraft teaching model according to claim 1, wherein: the outer diameter of the ball disc (12) is equal to the inner diameter of the positioning hole (10), and the ball disc (12) is composed of a rolling shaft and a disc.

4. A rotary device for an aircraft teaching model according to claim 1, wherein: fixed T-shaped block (14) have all been welded to rolling disc (2) top both sides, fixed T-shaped block (14) top one side is connected with removes T-shaped block (15), square hole (16) have been seted up to remove T-shaped block (15) top one side, remove T-shaped block (15) top middle part and correspond square hole (16) top middle part position department and set up fluted (17), square hole (16) inner wall middle part is provided with carriage release lever (18), carriage release lever (18) one end limit portion welding has movable plate (19), carriage release lever (18) top one side can be dismantled through threaded engagement and be connected with positioning bolt (20).

5. The rotary device of an aircraft teaching model according to claim 4, wherein: the top end of the fixed T-shaped block (14) is provided with a sliding groove corresponding to the position of the edge of the bottom end of the movable T-shaped block (15), and the movable T-shaped block (15) is connected with the fixed T-shaped block (14) through the sliding groove.

6. The rotary device of an aircraft teaching model according to claim 4, wherein: support frames are arranged on two side edges of the bottom end of the helicopter model (13), and the two support frames are respectively positioned between the two movable T-shaped blocks (15) and the fixed T-shaped blocks (14).