CN214955478U

CN214955478U - Rotatable formula music teaching support

Info

Publication number: CN214955478U
Application number: CN202121276139.0U
Authority: CN
Inventors: 常鑫
Original assignee: Shaanxi University of Technology
Current assignee: Shaanxi University of Technology
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-11-30
Anticipated expiration: 2031-06-08

Abstract

The utility model relates to a teaching aid technical field, and a rotatable formula music teaching support is disclosed, the on-line screen storage device comprises a base, the top fixed mounting of base has branch, the top fixed mounting of branch has the regulation box, the top swivelling joint of adjusting the box has the bull stick, the top fixed mounting of bull stick has the bottom plate, the surface swivelling joint of bottom plate has the layer board, the bottom swivelling joint of adjusting the box inner wall has the rotary column, the fixed surface cover of rotary column is equipped with spacing section of thick bamboo, the surface activity of adjusting the box is inserted and is equipped with the gag lever post, the one end fixedly connected with pull handle of spacing section of thick bamboo is kept away from to the gag lever post, the surface movable sleeve of gag lever post is equipped with the spring. This rotatable formula music teaching support has increased support revolution mechanic, has solved because the teacher need stand and imparts knowledge to students at different angles, and frequent removal support or teacher oneself walk and may bring inconvenience, influence the quality of teaching even, are unfavorable for the problem of long-term use.

Description

Rotatable formula music teaching support

Technical Field

The utility model relates to a teaching aid technical field specifically is a rotatable formula music teaching support.

Background

The students can intuitively and vividly understand various instruments used by the teaching contents and the general names of the tools used by the teachers during teaching. The teaching aid is called for short. The teaching aid can improve the learning interest of students, enrich the perceptual knowledge, help to form clear concepts and develop the observation ability and thinking ability of the students. Generally, the teaching aid is classified into a common teaching aid, a special teaching aid and an infant teaching aid 3.

However, in actual use of the existing music teaching support, the teacher needs to stand at different angles to teach students, and the frequent moving of the support or the teacher himself may bring inconvenience, even affect teaching quality, and be not beneficial to long-term use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a rotatable formula music teaching support has increased support revolution mechanic, has solved because the teacher need stand and imparts knowledge to students at different angles, and frequent removal support or teacher oneself move and may bring inconvenience, influence the quality of teaching even, are unfavorable for the problem of long-term use.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rotatable formula music teaching support, the on-line screen storage device comprises a base, the top fixed mounting of base has branch, the top fixed mounting of branch has the regulation box, the top swivelling joint of regulation box has the bull stick, the top fixed mounting of bull stick has the bottom plate, the surface swivelling joint of bottom plate has the layer board, the bottom swivelling joint of adjusting the box inner wall has the rotary column, the fixed surface cover of rotary column is equipped with spacing section of thick bamboo, the surface activity of adjusting the box is inserted and is equipped with the gag lever post, the one end fixedly connected with pull handle of spacing section of thick bamboo is kept away from to the gag lever post, the surface swing joint of gag lever post is equipped with the spring, the one end of spring and the fixed surface of gag lever post are connected, and the other end of spring and the inner wall fixed connection of regulation box, the surface of gag lever post and the surface looks adaptation of spacing section of thick bamboo, the top of rotary column and the bottom fixed connection of bull stick.

Preferably, the bottom fixed mounting who adjusts the box inner wall has the motor, and the fixed cover of output of motor is equipped with first conical gear, and the fixed cover of surface of rotary column is equipped with second conical gear, and the surface of first conical gear meshes with the surface of second conical gear mutually, can drive first conical gear through the motor and rotate to make first conical gear cooperation second conical gear drive the rotary column and rotate.

Preferably, the bottom fixed mounting of bottom plate has two connecting rods, and the equal fixedly connected with gyro wheel in bottom of two connecting rods adjusts the top of box and has seted up first spout, and the inner wall of first spout and the surface looks adaptation of two gyro wheels can be so that two connecting rods are driven by the gyro wheel and slide along the inner wall of first spout.

Preferably, the second spout has all been seted up to the surface of bottom plate and the surface of layer board, and sliding connection has the ejector pin between the inner wall of two second spouts, and the bottom fixedly connected with slider of layer board, the surface sliding connection of slider have the pinion rack, can make the pinion rack slide along the slider to it slides along the inner wall of two second spouts to drive the ejector pin.

Preferably, the bottom swivelling joint of layer board has the rocking handle, and the fixed surface cover of rocking handle is equipped with adjusting gear, and adjusting gear's surface and the surface looks adaptation of pinion rack can make adjusting gear drive pinion rack slide along the surface of slider.

Preferably, the top swivelling joint of bottom plate has the baffle, and the fixed surface of baffle is connected with two arc elastic plates, and the one end that the baffle was kept away from to two arc elastic plates all with the top fixed connection of bottom plate, thereby can be blocked by two arc elastic plates when the baffle takes place the skew and carry on spacingly.

(III) advantageous effects

Compared with the prior art, the utility model provides a rotatable formula music teaching support possesses following beneficial effect:

1. the rotatable music teaching support drives the spring to be stressed and shrunk by pulling the pull handle outwards, the limiting rod leaves the outer surface of the limiting cylinder, then the motor is started to drive the first bevel gear to rotate, then the first bevel gear drives the rotary column to rotate along the bottom of the adjusting box body through the second bevel gear, the rotary column drives the rotary rod to rotate in the rotating process, so that the rotary rod drives the bottom plate to rotate, at the moment, the bottom plate drives the supporting plate to rotate to perform angle adjustment, two connecting rods drive two rollers to slide along the inner wall of the first sliding groove in the rotating process to increase stability, the pull handle is loosened after the adjustment is finished, the limiting rod is driven to be clamped on the outer surface of the limiting cylinder through the spring to achieve the limiting purpose, the support rotating structure is increased, and the problem that teachers need to stand at different angles to teach students is solved, and the problem that the frequent moving of the support or the movement of the teacher can bring inconvenience, even influence the teaching quality and be not beneficial to long-term use is solved.

2. This rotatable formula music teaching support, through waveing the rocking handle, thereby drive adjusting gear and rotate, adjusting gear drives the pinion rack and slides forward along the surface of slider in the pivoted in-process, thereby the ejector pin slides along the inner wall of two second spouts, thereby upwards rise the layer board gradually, after the regulation finishes, two baffle cooperation two arc elastic plates carry on spacingly in order to reach fixed purpose to adjusting gear, angle modulation structure has been increased, avoided in the use because external factors such as light lead to fixed angle's layer board not convenient to use, thereby probably lead to the problem that the teaching quality reduces.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic side view of the rotary structure of the present invention;

fig. 3 is a schematic top view of the limiting structure of the present invention;

fig. 4 is the angle adjustment structure of the utility model discloses a profile view is looked sideways at.

In the figure: 1. a base; 2. a strut; 3. adjusting the box body; 4. a rotating rod; 5. a support plate; 6. a rocking handle; 7. a motor; 8. a first bevel gear; 9. a second bevel gear; 10. turning the column; 11. a limiting cylinder; 12. a limiting rod; 13. a spring; 14. pulling a handle; 15. a first chute; 16. a connecting rod; 17. a roller; 18. a base plate; 19. an adjusting gear; 20. a baffle plate; 21. an arc-shaped elastic plate; 22. a second chute; 23. a top rod; 24. a slider; 25. a toothed plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a rotatable music teaching stand comprises a base 1, a supporting rod 2 is fixedly installed on the top of the base 1, an adjusting box 3 is fixedly installed on the top of the supporting rod 2, a rotating rod 4 is rotatably connected on the top of the adjusting box 3, a bottom plate 18 is fixedly installed on the top of the rotating rod 4, a supporting plate 5 is rotatably connected on the outer surface of the bottom plate 18, a rotating column 10 is rotatably connected on the bottom of the inner wall of the adjusting box 3, a limiting cylinder 11 is fixedly sleeved on the outer surface of the rotating column 10, a limiting rod 12 is movably inserted on the outer surface of the adjusting box 3, a pull handle 14 is fixedly connected on one end of the limiting rod 12 far away from the limiting cylinder 11, a spring 13 is movably sleeved on the outer surface of the limiting rod 12, one end of the spring 13 is fixedly connected with the outer surface of the limiting rod 12, the other end of the spring 13 is fixedly connected with the inner wall of the adjusting box 3, and the outer surface of the limiting rod 12 is matched with the outer surface of the limiting cylinder 11, the top of the rotary column 10 is fixedly connected with the bottom of the rotary rod 4.

A motor 7 is fixedly installed at the bottom of the inner wall of the adjusting box body 3, a first bevel gear 8 is fixedly sleeved at the output end of the motor 7, a second bevel gear 9 is fixedly sleeved at the outer surface of the rotary column 10, the outer surface of the first bevel gear 8 is meshed with the outer surface of the second bevel gear 9, the first bevel gear 8 can be driven by the motor 7 to rotate, so that the first bevel gear 8 is matched with the second bevel gear 9 to drive the rotary column 10 to rotate, two connecting rods 16 are fixedly installed at the bottom of a bottom plate 18, rollers 17 are fixedly connected at the bottoms of the two connecting rods 16, a first sliding groove 15 is formed at the top of the adjusting box body 3, the inner wall of the first sliding groove 15 is matched with the outer surfaces of the two rollers 17, the two connecting rods 16 can be driven by the rollers 17 to slide along the inner wall of the first sliding groove 15, and second sliding grooves 22 are formed on the outer surface of the bottom plate 18 and the outer surface of the supporting plate 5, a top rod 23 is connected between the inner walls of the two second sliding grooves 22 in a sliding manner, a sliding block 24 is fixedly connected to the bottom of the supporting plate 5, a toothed plate 25 is connected to the outer surface of the sliding block 24 in a sliding manner, so that the toothed plate 25 can slide along the sliding block 24, thereby driving the mandril 23 to slide along the inner walls of the two second sliding grooves 22, the bottom of the splint 5 is rotationally connected with the rocking handle 6, the outer surface of the rocking handle 6 is fixedly sleeved with the adjusting gear 19, the outer surface of the adjusting gear 19 is matched with the outer surface of the toothed plate 25, the adjusting gear 19 can drive the toothed plate 25 to slide along the outer surface of the sliding block 24, the top of the bottom plate 18 is rotatably connected with the baffle plate 20, the outer surface of the baffle plate 20 is fixedly connected with two arc-shaped elastic plates 21, one ends of the two arc-shaped elastic plates 21 far away from the baffle plate 20 are fixedly connected with the top of the bottom plate 18, can be stopped by the two arc-shaped elastic plates 21 when the baffle plate 20 is deflected so as to limit the position.

The working principle is as follows: when the display angle of the supporting plate needs to be adjusted, the pull handle 14 is pulled outwards to drive the spring 13 to be stressed and tightened, the limiting rod 12 leaves the outer surface of the limiting cylinder 11, then the motor 7 is turned on to drive the first bevel gear 8 to rotate, then the first bevel gear 8 drives the rotary column 10 to rotate along the bottom of the adjusting box body 3 through the second bevel gear 9, the rotary column 10 drives the rotary rod 4 to rotate in the rotating process, so that the rotary rod 4 drives the bottom plate 18 to rotate, at the moment, the bottom plate 18 drives the supporting plate 5 to rotate to adjust the angle, the two connecting rods 16 drive the two rollers 17 to slide along the inner wall of the first sliding groove 15 to increase the stability in the rotating process, the pull handle 14 is loosened after the adjustment is finished, the limiting rod 12 is driven to be clamped on the outer surface of the limiting cylinder 11 through the spring 13 to achieve the limiting purpose, and a support rotating structure is added, the problems that the teacher needs to stand at different angles to teach students, and the frequent moving of the support or the teacher can bring inconvenience, even influence the teaching quality and be not beneficial to long-term use are solved;

when the support 5 show angle is adjusted to needs, through rocking handle 6, thereby drive adjusting gear 19 and rotate, adjusting gear 19 drives pinion rack 25 and slides along slider 24's surface forward in the pivoted in-process, thereby the top is moved ejector pin 23 and is slided along the inner wall of two second spouts 22, thereby upwards rise layer board 5 gradually, after the regulation finishes, two baffles 20 cooperate two arc elastic plates 21 to carry out spacing in order to reach fixed purpose to adjusting gear 19, the angle modulation structure has been increased, avoided leading to fixed angle's layer board 5 to be not convenient for use because external factors such as light in the use, thereby probably lead to the problem that the teaching quality reduces.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotatable formula music teaching support, includes base (1), its characterized in that: the top of the base (1) is fixedly provided with a supporting rod (2), the top of the supporting rod (2) is fixedly provided with an adjusting box body (3), the top of the adjusting box body (3) is rotatably connected with a rotating rod (4), the top of the rotating rod (4) is fixedly provided with a bottom plate (18), the outer surface of the bottom plate (18) is rotatably connected with a supporting plate (5), the bottom of the inner wall of the adjusting box body (3) is rotatably connected with a rotating column (10), the outer surface of the rotating column (10) is fixedly sleeved with a limiting cylinder (11), the outer surface of the adjusting box body (3) is movably inserted with a limiting rod (12), one end of the limiting rod (12), far away from the limiting cylinder (11), is fixedly connected with a pull handle (14), the outer surface of the limiting rod (12) is movably sleeved with a spring (13), one end of the spring (13) is fixedly connected with the outer surface of the limiting rod (12), and the other end of the spring (13) is fixedly connected with the inner wall of the adjusting box body (3), the outer surface of the limiting rod (12) is matched with the outer surface of the limiting cylinder (11), and the top of the rotating column (10) is fixedly connected with the bottom of the rotating rod (4).

2. A rotatable music teaching stand according to claim 1 wherein: the bottom fixed mounting who adjusts box (3) inner wall has motor (7), the fixed cover of output of motor (7) is equipped with first conical gear (8), the fixed cover of surface of rotary column (10) is equipped with second conical gear (9), the surface of first conical gear (8) meshes with the surface of second conical gear (9) mutually.

3. A rotatable music teaching stand according to claim 1 wherein: the bottom fixed mounting of bottom plate (18) has two connecting rods (16), two the equal fixedly connected with gyro wheel (17) in bottom of connecting rod (16), first spout (15) have been seted up at the top of adjusting box (3), the inner wall of first spout (15) and the surface looks adaptation of two gyro wheels (17).

4. A rotatable music teaching stand according to claim 1 wherein: second spout (22) have all been seted up with the surface of layer board (5) to the surface of bottom plate (18), two sliding connection has ejector pin (23) between the inner wall of second spout (22), the bottom fixedly connected with slider (24) of layer board (5), the surface sliding connection of slider (24) has pinion rack (25).

5. A rotatable music teaching stand according to claim 4 wherein: the bottom swivelling joint of layer board (5) has rocking handle (6), the outer fixed surface cover of rocking handle (6) is equipped with adjusting gear (19), and the surface looks adaptation of the surface of adjusting gear (19) and pinion rack (25).

6. A rotatable music teaching stand according to claim 1 wherein: the top swivelling joint of bottom plate (18) has baffle (20), the fixed surface of baffle (20) is connected with two arc elastic plate (21), two the one end that baffle (20) were kept away from in arc elastic plate (21) all with the top fixed connection of bottom plate (18).