CN212906673U

CN212906673U - Music teaching frame

Info

Publication number: CN212906673U
Application number: CN202021228171.7U
Authority: CN
Inventors: 潘轶
Original assignee: Jiujiang University
Current assignee: Jiujiang University
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-04-06
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses a music teaching frame, the on-line screen storage device comprises a base, the bottom of base is equipped with curb plate one and curb plate two, it is equipped with the lead screw to rotate on the base, it is equipped with the pivot to rotate on the curb plate two, the one end of pivot is equipped with changes and the other end of pivot is equipped with the initiative bevel gear, the bottom of lead screw is equipped with driven bevel gear, the cover is equipped with on the lead screw with lead screw thread fit's the internal thread on the sleeve and telescopic inner chamber wall, telescopic top is equipped with the elevating platform, be equipped with the guide cylinder on the base, the bottom of elevating platform is equipped with the guide post with guide cylinder inner chamber sliding connection, the top of elevating platform articulates there is the music sheet board, be equipped with the cassette on the elevating platform, the equipartition has the draw-in groove, the back of music sheet articulates there. Compared with the prior art, the utility model the advantage lie in: be convenient for remove, music book show height-adjustable just can adjust the music book and put the angle.

Description

Music teaching frame

Technical Field

The utility model relates to a teaching aid technical field specifically indicates a music teaching frame.

Background

Music teacher can often use the music stand at daily music teaching in-process, but traditional music stand base generally is the A-frame, the removal of the whole device of being not convenient for, and the music book is generally fixed to be set up on the teaching frame, and the height of putting of music book is generally fixed unchangeable, and the music book can't bring inconvenience for teaching work according to the show angle of teaching demand adjustment music book at the in-process of teaching.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a music teaching frame convenient to remove, music book show height-adjustable just can adjust the music book and put the angle.

In order to solve the technical problem, the utility model provides a technical scheme does: a music teaching frame comprises a base, wherein a first side plate and a second side plate are arranged at the bottom of the base, a lead screw is rotatably arranged on the base, the bottom end of the lead screw is arranged below the base, a rotating shaft is rotatably arranged on the second side plate through a bearing, a rotating handle positioned on the outer side of the second side plate is arranged at one end of the rotating shaft, a driving bevel gear positioned between the first side plate and the second side plate is arranged at the other end of the rotating shaft, a driven bevel gear meshed with the driving bevel gear is arranged at the bottom of the lead screw, a sleeve is sleeved on the lead screw, an inner thread matched with the lead screw in a threaded manner is arranged on the inner cavity wall of the sleeve, a lifting table is arranged at the top of the sleeve, guide cylinders are arranged at four corners of the base, guide columns connected with the inner cavity of the guide cylinders in a sliding manner are arranged at the bottom of, clamping grooves are evenly distributed on the clamping seat, and a U-shaped supporting rod is hinged to the back face of the music board and clamped in the clamping grooves.

As an improvement, the bottoms of the first side plate and the second side plate are respectively provided with a walking wheel capable of being locked.

As an improvement, the upper end and the lower end of the music board are respectively provided with an elastic clamping board.

As an improvement, the front end of the lifting platform is provided with a storage box, and the upper end of the storage box is provided with a storage groove.

As an improvement, the rotating handle is sleeved with an anti-skid sleeve.

As an improvement, the top of guide cylinder is equipped with the guiding hole with the inner chamber intercommunication of guide cylinder, the guiding hole setting is passed to the guide post bottom, the guiding hole diameter is less than guide cylinder inner chamber diameter, the bottom of guide post is equipped with and is greater than the guiding hole diameter with the gliding stopper of guide cylinder inner chamber wall and the diameter of stopper.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses a music teaching frame can clamp the music book on the music book board through the elasticity cardboard, when the placement height of music book needs to be adjusted, rotate the handle, the handle drives the lead screw and rotates, the lead screw rotates and drives the drive bevel gear and rotate, the drive bevel gear rotates and drives the driven bevel gear and rotate, the driven bevel gear rotates and drives the lead screw and rotate, the lead screw rotates and drives the sleeve to rise, thereby drive the elevating platform to rise to a certain height, thereby be convenient for adjust the placement height of music book according to the teaching demand, the guide post slides with the guide cylinder and sets up the lift direction that is convenient for stabilize the sleeve, the setting of stopper plays certain limiting action to the rising of elevating platform, when the show angle of music book needs to be adjusted, rotatable U-shaped bracing piece, make U-shaped bracing piece in different draw-in grooves, thereby accomplish the regulation of music book board angle, be convenient for adjust the show angle, the walking wheels are arranged to facilitate the movement of the whole device.

Drawings

Fig. 1 is a schematic structural view of the music teaching rack of the present invention.

Fig. 2 is a right side view structure diagram of the music teaching rack of the present invention.

As shown in the figure: 1. the base, 2, curb plate one, 3, curb plate two, 4, lead screw, 5, pivot, 6, change the handle, 7, drive bevel gear, 8, driven bevel gear, 9, the sleeve, 10, the elevating platform, 11, the guide cylinder, 12, the guide post, 13, music board, 14, the cassette, 15, draw-in groove, 16, U type bracing piece, 17, the walking wheel, 18, the elasticity cardboard, 19, put the thing box, 20, guiding hole, 21, stopper.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings 1-2, the music teaching frame comprises a base 1, wherein the bottom of the base 1 is provided with a first side plate 2 and a second side plate 3, the base 1 is rotatably provided with a lead screw 4, the bottom end of the lead screw 4 is arranged below the base 1, the second side plate 3 is rotatably provided with a rotating shaft 5 through a bearing, one end of the rotating shaft 5 is provided with a rotating handle 6 positioned outside the second side plate 3, the other end of the rotating shaft 5 is provided with a driving bevel gear 7 positioned between the first side plate 2 and the second side plate 3, the bottom of the lead screw 4 is provided with a driven bevel gear 8 meshed with the driving bevel gear 7, the lead screw 4 is sleeved with a sleeve 9, the inner cavity wall of the sleeve 9 is provided with an inner thread matched with the lead screw 4 in a threaded manner, the top of the sleeve 9 is provided with a lifting table 10, four corners of the base 1 are provided with guide cylinders 11, the bottom of the lifting, the music stand is characterized in that a music board 13 is hinged above the lifting platform 10 through a hinged support, a clamping seat 14 is arranged on the lifting platform 10, clamping grooves 15 are uniformly distributed on the clamping seat 14, and a U-shaped supporting rod 16 is hinged to the back of the music board 13 and clamped in the clamping grooves 15, wherein the U-shaped supporting rod 16 is clamped in the clamping grooves 15.

And the bottoms of the first side plate 2 and the second side plate 3 are provided with lockable travelling wheels 17.

The upper end and the lower end of the surface of the music board 13 are both provided with elastic clamping boards 18.

The front end of the lifting platform 10 is provided with a storage box 19, and the upper end of the storage box 19 is provided with a storage groove.

The rotating handle 6 is sleeved with an anti-skid sleeve.

As an improvement, the top of guide cylinder 11 is equipped with the guiding hole 20 with the inner chamber intercommunication of guide cylinder 11, guiding post 12 bottom is passed guiding hole 20 and is set up, the diameter of guiding hole 20 is less than the inner chamber diameter of guide cylinder 11, the bottom of guide post 12 is equipped with and is greater than the diameter of guiding hole 20 with gliding stopper 21 of guide cylinder 11 inner chamber wall and stopper 21.

When the utility model is implemented, music scores are clamped on a music score plate through the elastic clamping plate, when the placing height of the music scores needs to be adjusted, the rotating handle is rotated to drive the lead screw to rotate, the lead screw rotates to drive the driving bevel gear to rotate, the driving bevel gear rotates to drive the driven bevel gear to rotate, the driven bevel gear rotates to drive the lead screw to rotate, the lead screw rotates to drive the sleeve to ascend, thereby driving the lifting platform to ascend to a certain height, thereby being convenient for adjusting the placing height of the music scores according to teaching requirements, the guide post and the guide cylinder are slidably arranged to be convenient for stabilizing the ascending and descending direction of the sleeve, the arrangement of the limiting block plays a certain limiting role for the ascending of the lifting platform, when the displaying angle of the music scores needs to be adjusted, the U-shaped supporting rod can be rotated, the U-shaped supporting rod is clamped in different clamping grooves, thereby completing the adjustment of, the walking wheels are arranged to facilitate the movement of the whole device.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a music teaching frame, includes base (1), its characterized in that: the bottom of the base (1) is provided with a first side plate (2) and a second side plate (3), the base (1) is rotatably provided with a lead screw (4), the bottom end of the lead screw (4) is arranged below the base (1), the second side plate (3) is rotatably provided with a rotating shaft (5) through a bearing, one end of the rotating shaft (5) is provided with a rotating handle (6) positioned outside the second side plate (3), the other end of the rotating shaft (5) is provided with a driving bevel gear (7) positioned between the first side plate (2) and the second side plate (3), the bottom of the lead screw (4) is provided with a driven bevel gear (8) meshed with the driving bevel gear (7), the lead screw (4) is sleeved with a sleeve (9), the inner cavity wall of the sleeve (9) is provided with an inner thread matched with the lead screw (4), the top of the sleeve (9) is provided with a lifting platform (10), and four corners of the base (1) are provided with, the bottom of elevating platform (10) is equipped with guide post (12) with guide cylinder (11) inner chamber sliding connection, the top of elevating platform (10) articulates through the free bearing has music board (13), be equipped with cassette (14) on elevating platform (10), the equipartition has draw-in groove (15) on cassette (14), the back of music board (13) articulates there is U type bracing piece (16) and U type bracing piece (16) to clamp in draw-in groove (15).

2. A music teaching stand according to claim 1 wherein: and the bottoms of the first side plate (2) and the second side plate (3) are provided with walking wheels (17) which can be locked.

3. A music teaching stand according to claim 1 wherein: the upper end and the lower end of the music board (13) are provided with elastic clamping boards (18).

4. A music teaching stand according to claim 1 wherein: the front end of the lifting platform (10) is provided with a storage box (19), and the upper end of the storage box (19) is provided with a storage groove.

5. A music teaching stand according to claim 1 wherein: the rotating handle (6) is sleeved with an anti-skid sleeve.

6. A music teaching stand according to claim 1 wherein: the top of guide cylinder (11) is equipped with guiding hole (20) with guide cylinder (11) inner chamber intercommunication, guiding hole (20) setting is passed to guide post (12) bottom, guiding hole (20) diameter is less than guide cylinder (11) inner chamber diameter, the diameter that the bottom of guide post (12) is equipped with and is greater than guiding hole (20) diameter with gliding stopper (21) of guide cylinder (11) inner chamber wall and stopper (21).