CN115245242A

CN115245242A - Music stand for music teaching

Info

Publication number: CN115245242A
Application number: CN202210045270.9A
Authority: CN
Inventors: 李珊珊
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-15
Filing date: 2022-01-15
Publication date: 2022-10-28

Abstract

The invention provides a music stand for music teaching, and relates to the field of auxiliary instruments for music specialties. The utility model provides a music stand is used in music teaching, includes the main tributary dagger, states the main tributary dagger bottom and evenly is provided with three storage chamber, store the first spring of the equal fixedly connected with of chamber top inner wall, the equal fixedly connected with slider of the other end of first spring, the equal fixedly connected with baffle in slider bottom both sides, all rotate between the baffle and be connected with the bracing piece. Through the interconnect between each part, be convenient for dismantle and the installation each partial structure, through in taking bracing piece and stand into main tributary dagger, through first T-shaped piece, second T-shaped piece and third T-shaped piece are with the install bin, first T-slot on second backup pad and two first backup pads and the main tributary dagger, second T-slot and third T-slot looks block are connected, convenient accomodating to the music stand, and can carry the music stand up through the stay cord, be convenient for shift the music stand when having saved accommodation space.

Description

Music stand for music teaching

Technical Field

The invention relates to the technical field of auxiliary instruments for music major, in particular to a music stand for music teaching.

Background

The teaching aid is in order to propagate science and technology, educate the material object of people as the purpose, is complete science and technology media, is indispensable equipment among teenagers' science and technology activities, and the teaching aid that uses has material object teaching aid and replica teaching aid among the science and technology activities, in music teaching, need use the music stand to put the music book usually to the performance of musical instrument of being convenient for.

In the music stand that uses in the music teaching of present stage, basically all be for integral, at the in-process that does not use or need to shift, can cause the problem of not being convenient for to accomodate or not being convenient for shift, and simultaneously, most music stands easily exist the problem that drops at the in-process of placing music book or music board, and secondly, at the teaching in-process, easily receive external environment's influence, it is unclear because of reflection of light or light are insufficient to lead to music book or music board on the music stand to easily cause the condition emergence of playing the error.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a music stand for music teaching, which solves the problems of inconvenience in storage and transfer, insufficient stability and easiness in being influenced by an external light environment.

(II) technical scheme

In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a music stand for music teaching, includes the main tributary dagger, main tributary dagger bottom evenly is provided with three storage chamber, store the first spring of the equal fixedly connected with of chamber top inner wall, the equal fixedly connected with slider of the other end of first spring, the equal fixedly connected with baffle in slider bottom both sides, all rotate between the baffle and be connected with the bracing piece, the intermediate position department at baffle outside one end top all is provided with spacing chamber, equal fixedly connected with second spring on the inner wall of spacing intracavity side one end, the first stopper of the equal fixedly connected with of second spring outside one end, main tributary dagger bottom center department is provided with the direction chamber, the inside interference fit of direction chamber has the stand, stand middle part sliding connection has the spacing ring, the even threaded connection of spacing ring external diameter a week has three gag lever post, the equal threaded connection of the gag lever post other end has the second stopper, main tributary dagger top threaded connection has the supporting disk.

Preferably, a lamp groove is formed in the middle of the front end of the supporting disc, a first connecting rod is slidably connected into a blind hole in the left side and the right side of the lamp groove, the first connecting rod is far away from a connecting block fixedly connected with one end of the blind hole, the center of one end of the outer side of the connecting block is rotatably connected to two ends of the inner side of the arc-shaped fixing plate respectively, an LED lamp belt is arranged in a groove in the top end of the arc-shaped fixing plate, a damping universal ball is fixedly connected to the rear end of the top of the supporting disc, a sleeve is fixedly connected to the top end of the damping universal ball, a second connecting rod is connected to the inner diameter of the sleeve in a threaded mode, a first T-shaped block is connected to the top end of the second connecting rod in a threaded mode, and an installation box is fixedly connected to the top end of the first T-shaped block.

Preferably, the bottom of the right end of the installation box is fixedly connected with a servo motor, the drive end of the servo motor penetrates through the installation box and is fixedly connected with a first lead screw, the left end of the first lead screw is fixedly connected with a second lead screw, the outer diameters of the outer sides of the first lead screw and the second lead screw are symmetrical, a moving block is in threaded connection with the outer diameter of the outer side of the first lead screw and the outer diameter of the outer side of the second lead screw, a third connecting rod is fixedly connected with the center of the top end of the moving block, the top end of the third connecting rod is in threaded connection with a first supporting plate, and a cross rod is connected between the first supporting plates in a sliding mode.

Preferably, sliding connection has the second backup pad in the recess of install bin front end, second backup pad bottom middle part fixedly connected with second T-shaped piece, the even fixedly connected with a plurality of limiting plates in second backup pad top, the equal fixedly connected with third T-shaped piece in first backup pad rear end, main tributary dagger front end left side is provided with first T-shaped groove, main tributary dagger front end right side is provided with the second T-shaped groove, main tributary dagger rear end left side is provided with two third T-shaped grooves, main tributary dagger and supporting disk top center department all are provided with the first groove of accomodating, main tributary dagger and supporting disk top left and right sides all are provided with four second and accomodate the groove.

Preferably, the slider is sliding connection respectively on the inner wall in corresponding storage chamber, the bracing piece bottom all rotates and is connected with the supporting legs, first stopper is sliding connection respectively on the inner wall in corresponding spacing chamber, stand bottom fixedly connected with fixed disk, the equal sliding connection of second stopper is on corresponding bracing piece external diameter, the equal threaded connection in center department of second stopper outside one end has locking bolt.

Preferably, the installation box top is the opening setting, screw thread on first lead screw and the second lead screw is relative setting, the second lead screw left end is rotated and is connected on the installation box left end inner wall, the equal sliding connection of movable block is on the inner wall of installation box, the equal fixedly connected with L shape fixed plate of outside one end in first backup pad the place ahead, corresponding first backup pad is all run through at the horizontal pole both ends and equal threaded connection has solid fixed ring.

Preferably, a pull rope is wound in a groove in the top of the main support column, fixing balls are fixedly connected to two ends of the pull rope, threaded connectors are fixedly connected to the upper side and the lower side of the left end of the main support column, the first T-shaped block corresponds to the first T-shaped groove in shape, the second T-shaped block corresponds to the second T-shaped groove in shape, and the third T-shaped block corresponds to the third T-shaped groove in shape.

The working principle is as follows: when the music score plate and the music score book are used, the music score plate and the music score book can be placed on the limiting plate at the innermost side of the second supporting plate, then the servo motor is started, the servo motor drives the first lead screw and the second lead screw to rotate, the first lead screw and the second lead screw drive the moving blocks corresponding to the outer diameter to rotate, the square moving blocks slide in the mounting box, so that the moving blocks are limited to rotate along with the first lead screw and the second lead screw, and the threads on the first lead screw and the second lead screw are oppositely arranged, so that the relative movement between the two moving blocks is realized, the two first supporting plates are driven to move relatively through the third connecting rod, the music score plate and the music score book are clamped through the L-shaped fixing plate on the first supporting plate, the stability in the use process is enhanced, meanwhile, when the condition of light reflection or insufficient light occurs, the arc-shaped fixed plate in the lamp groove at the front end of the supporting plate can be pulled out outwards and correspondingly adjusted in angle, a music book or a music score plate on a music stand is supplemented with light, when the music stand is stored or needs to be transferred after use, the limiting rods at the bottom end are firstly disassembled, two limiting rods are connected with two threaded interfaces on the left side of the main support column, then a pull rope wound on the main support column is disassembled, the fixed balls at two ends of the pull rope are connected with the two limiting rods which are installed one by one, then, the first limiting blocks on the opposite baffle plates are pressed simultaneously, under the action of the second spring, the limiting blocks enter the corresponding limiting cavities, then the angle adjustment of the supporting rods is in the same level with the storage cavity, the supporting rods are pushed upwards slowly, and under the reset action of the first spring in the storage cavity, pulling the slide block to move upwards, realizing that the bottom support rod is pulled into the storage cavity under the action of the slide block, carrying out the same operation on the two remaining limiting rods, thereby realizing the storage of the support legs, then pushing the stand column upwards, realizing the storage of the stand column under the action of interference fit of the stand column and the bottom guide cavity of the main support column, then disassembling the first T-shaped block at the top and the second connecting rod, taking the second support plate out of the chute at the front end of the installation box, then disassembling the cross rod between the two first support plates and the fixing ring, disassembling the third connecting rod connecting the two first support plates and the bottom, after the disassembly is finished, firstly disassembling the support plate at the top and the main support column, then clamping and connecting the second T-shaped block at the bottom of the second support plate and the second T-shaped groove on the main support column, carry out the block through the first T-shaped piece of install bin bottom end and the first T-shaped groove on the main tributary dagger and be connected, carry out the block through the third T-shaped piece of rear end and the corresponding third T-shaped groove on the main tributary dagger with two first backup pads that will dismantle after that and be connected, carry out threaded connection with supporting disk and main tributary dagger top at last, insert a remaining gag lever post to first accomodating in the groove, insert corresponding second in proper order after connecting four horizontal poles that will dismantle and eight solid fixed rings and accomodate the groove, adjust the arc fixed plate to the same horizontal position back with the light trough at last, promote arc fixed plate to the light trough in, can realize accomodating the music stand, and can carry the music stand up through the stay cord, be convenient for shift the music stand when having saved accommodation space.

(III) advantageous effects

The invention provides a music stand for music teaching. The method has the following beneficial effects:

1. the music stand is convenient to disassemble and assemble by the mutual connection of all parts, the support rod and the stand column are put into the main support column, the installation box, the second support plate and the two first support plates are connected with the first T-shaped groove, the second T-shaped groove and the third T-shaped groove on the main support column in a clamping manner by the first T-shaped block, the second T-shaped block and the third T-shaped block, the music stand is convenient to store, the music stand can be lifted up by the pull rope, the storage space is saved, and the music stand is convenient to transfer.

2. According to the music stand, the third connecting rod drives the two first supporting plates to move relatively through the servo motor, the music book plate and the music book are clamped through the L-shaped fixing plate on the first supporting plates, the stability in the use process is enhanced, the arc-shaped fixing plate in the lamp groove at the front end of the supporting plate is pulled outwards, corresponding angle adjustment is carried out, the music book or the music book plate on the music stand is subjected to light supplementing treatment, the situation that the music book or the music book plate on the music stand is not clearly seen due to insufficient reflection or insufficient light due to the influence of the external environment is avoided, meanwhile, the arc-shaped fixing plate is pushed into the lamp groove after the arc-shaped fixing plate is adjusted to the same horizontal position as the lamp groove, and the LED lamp band is convenient to store.

Drawings

FIG. 1 is a perspective view of the left side of the present invention;

FIG. 2 is a perspective view of the right side of the present invention;

FIG. 3 is an exploded view of the main support pole of the present invention;

FIG. 4 is a perspective view of the rear side of the main support post of the present invention;

FIG. 5 is an exploded view of the baffle of the present invention;

FIG. 6 is a perspective view of the mounting box of the present invention;

fig. 7 is a perspective view of the present invention in a stored state.

Wherein, 1, a main supporting column; 2. a storage chamber; 3. a first spring; 4. a slider; 5. a baffle plate; 6. a support bar; 7. a limiting cavity; 8. a second spring; 9. a first stopper; 10. a guide cavity; 11. a column; 12. a limiting ring; 13. a limiting rod; 14. a second limiting block; 15. a support disc; 16. a lamp slot; 17. a first connecting rod; 18. connecting blocks; 19. an arc-shaped fixing plate; 20. an LED light strip; 21. a damping universal ball; 22. a sleeve; 23. a second connecting rod; 24. a first T-shaped block; 25. installing a box; 26. a servo motor; 27. a first lead screw; 28. a second screw rod; 29. a moving block; 30. a third connecting rod; 31. a first support plate; 32. a cross bar; 33. a second support plate; 34. a second T-shaped block; 35. a limiting plate; 36. a third T-shaped block; 37. a first T-shaped slot; 38. a second T-shaped slot; 39. a third T-shaped slot; 40. a first receiving groove; 41. a second accommodating groove; 42. supporting legs; 43. fixing the disc; 44. locking the bolt; 45. an L-shaped fixing plate; 46. a fixing ring; 47. pulling a rope; 48. fixing the ball; 49. a threaded interface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in FIGS. 1-7, the embodiment of the invention provides a music stand for music teaching, which comprises a main support column 1, wherein three storage cavities 2 are uniformly arranged at the bottom end of the main support column 1, the inner walls of the top ends of the storage cavities 2 are fixedly connected with first springs 3, the other ends of the first springs 3 are fixedly connected with sliding blocks 4, two sides of the bottom end of each sliding block 4 are fixedly connected with baffle plates 5, supporting rods 6 are rotatably connected between the baffle plates 5, a limiting cavity 7 is arranged at the middle position of the top of one end of the outer side of each baffle plate 5, a second spring 8 is fixedly connected on the inner wall of one end of the inner side of each limiting cavity 7, one end of the outer side of each second spring 8 is fixedly connected with a first limiting block 9, a guide cavity 10 is arranged at the center of the bottom end of the main support column 1, a stand column 11 is in interference fit in the guide cavity 10, a limiting ring 12 is slidably connected at the middle part of the stand column 11, three limiting rods 13 are uniformly and in threaded connection around the outer diameter of the limiting ring 12, the other end of the limiting rod 13 is in threaded connection with a second limiting block 14, the top end of the main support column 1 is in threaded connection with a supporting plate 15, the bottom support rod 6 can be conveniently stored through the first spring 3 in the storage cavity 2, when the main support column is used, the supporting rod 6 is pulled to enable the supporting rod 6 to move outwards from the corresponding storage cavity 2, when the limiting cavity 7 moved to the baffle 5 is separated from the storage cavity 2, the first limiting block 9 slides outwards from the limiting cavity 7 under the reset action of the second spring 8, the bottom support rod 6 is limited through the contact between the first limiting block 9 and the bottom end of the main support column 1, the bottom support rod 6 is prevented from being pulled back into the limiting cavity 7 due to the reset motion of the first spring 3, and the interference fit between the guide cavity 10 and the stand column 11 effectively prevents the stand column 11 from being separated from the guide cavity 10 during storage, after the support rod 6 is pulled out from the storage cavity 2, the stability adjustment is performed, and then the second limiting block 14 is moved to a proper position and is connected with the limiting ring 12 on the upright post 11 through the three limiting rods 13, so that the support rod 6 can be fixed.

The middle of the front end of the supporting disk 15 is provided with a lamp groove 16, the front end of the supporting disk 15 is located in blind holes of the left side and the right side of the lamp groove 16 and is respectively connected with a first connecting rod 17 in a sliding mode, one end, far away from the blind hole, of the first connecting rod 17 is fixedly connected with a connecting block 18, the center of one end, outside the connecting block 18 is respectively connected with two ends, inside the arc-shaped fixing plate 19 in a rotating mode, an LED lamp strip 20 is arranged in a groove in the top end of the arc-shaped fixing plate 19, the rear end of the top of the supporting disk 15 is fixedly connected with a damping universal ball 21, the top end of the damping universal ball 21 is fixedly connected with a sleeve 22, the inner diameter of the sleeve 22 is connected with a second connecting rod 23 in a threaded mode, the top end of the second connecting rod 23 is connected with a first T-shaped block 24 in a threaded mode, the mounting box 25 is fixedly connected with the top end of the first T-shaped block 24, when light is insufficient, the arc-shaped fixing plate 19 is pulled out from the lamp groove 16 through pulling of the arc-shaped fixing plate 19, the arc-shaped fixing plate 17 through rotating connection between the arc-shaped fixing plate 19 and the connecting rod 22 is connected with the connecting block 18 through the damping universal ball, so as to realize the purpose of light supplementing, and to conveniently detach the connecting rod 23, and to realize the purpose of the connecting rod of the mounting box, and to conveniently.

The bottom of the right end of the mounting box 25 is fixedly connected with a servo motor 26, the driving end of the servo motor 26 penetrates through the mounting box 25 and is fixedly connected with a first lead screw 27, the left end of the first lead screw 27 is fixedly connected with a second lead screw 28, the outer symmetrical outer diameters of the outer sides of the first lead screw 27 and the second lead screw 28 are respectively and uniformly in threaded connection with a moving block 29, the center of the top end of the moving block 29 is fixedly connected with a third connecting rod 30, the top end of the third connecting rod 30 is respectively and uniformly in threaded connection with a cross rod 31, the first lead screw 27 and the second lead screw 28 are started through the servo motor 26, the first lead screw 27 and the second lead screw 28 are driven to rotate through the corresponding moving block 29 on the outer diameter, the square moving block 29 slides in the mounting box 25, the moving block 29 is limited to rotate along with the first lead screw 27 and the second lead screw 28, the threads on the first lead screw 27 and the second lead screw 28 are arranged relatively, so that the relative movement between the two moving blocks 29 is realized, the two first supporting plates 31 are driven to move relatively through the third connecting rod 30, the L-shaped music score fixing plate 31 and the stable music score plate are ensured, and the stable music score plate in the use process of supporting the two music score fixing plate.

Sliding connection has second backup pad 33 in the recess of install bin 25 front end, second backup pad 33 is through two T shape sliders in the back and the T shape spout interconnect on the install bin 25, second backup pad 33 bottom middle part fixedly connected with second T-shaped piece 34, the even fixedly connected with a plurality of limiting plates 35 in second backup pad 33 top, the equal fixedly connected with third T-shaped piece 36 in first backup pad 31 rear end, main tributary strut 1 front end left side is provided with first T-shaped groove 37, main tributary strut 1 front end right side is provided with second T-shaped groove 38, main tributary strut 1 rear end left side is provided with two third T-shaped grooves 39, main strut 1 and 15 top end center departments of supporting disk all are provided with first groove 40 of accomodating, main strut 1 and 15 top left and right sides all are provided with four second accomodating grooves 41, in the in-of-hand use, there are two kinds of fixed modes to music book board and music book, firstly, drive the relative movement of L shape fixed plate 45 through servo motor 26 and realize the centre gripping, secondly, put music book on second backup pad 33, realize the music book top end and the music book that music book is placed to music book board and music book top end to the fixed, thereby the music book is realized the music book board and music book top end to music book through the fixed music book board and music book, thereby the music book top end that music book is to music book is fixed to music book and music book is realized the music book is through the music book, thereby the horizontal pole is to music book is inclined to music book, thereby.

Slider 4 is sliding connection respectively on the inner wall of corresponding

storage chamber

2, and 6 bottoms of bracing piece all rotate and be connected with supporting legs 42, and first stopper 9 is sliding connection respectively on the inner wall of corresponding

spacing chamber

7, and 11 bottom fixedly connected with fixed disks 43 of stand, the equal sliding connection of second stopper 14 are on corresponding 6 external diameters of bracing piece, and the equal threaded connection of center department of the one end in the outside of second stopper 14 has locking bolt 44.

The installation box 25 top sets up for the opening, and the screw thread on first lead screw 27 and the second lead screw 28 is relative setting, and second lead screw 28 left end is rotated and is connected on installation box 25 left end inner wall, and the equal sliding connection of movable block 29 is on the inner wall of installation box 25, and the equal fixedly connected with L shape fixed plate 45 of outside one end in first backup pad 31 the place ahead, and corresponding first backup pad 31 and equal threaded connection have solid fixed ring 46 are all run through at horizontal pole 32 both ends.

A pull rope 47 is wound in a groove at the top of the main supporting column 1, two ends of the pull rope 47 are fixedly connected with fixing balls 48, the upper side and the lower side of the left end of the main supporting column 1 are fixedly connected with threaded interfaces 49, the first T-shaped block 24 corresponds to the shape of the first T-shaped groove 37, the second T-shaped block 34 corresponds to the shape of the second T-shaped groove 38, and the third T-shaped block 36 corresponds to the shape of the third T-shaped groove 39. When the music stand is stored or needs to be transferred after use, firstly, the limiting rods 13 at the bottom end are dismantled, two limiting rods 13 are connected with the two threaded interfaces 49 on the left side of the main supporting column 1, then, the pull rope 47 wound on the main supporting column 1 is dismantled, the fixing balls 48 at two ends of the pull rope 47 are connected with the two limiting rods 13 which are installed one by one, then, the first limiting blocks 9 on the opposite baffle plates 5 are pressed simultaneously, and under the action of the second spring 8, the first limit block 9 is made to enter the corresponding limit cavity 7, then the angle adjustment of the support rod 6 is leveled with the storage cavity 2, and the support rod 6 is pushed upwards slowly, the slide block 4 is pulled upwards under the reset action of the first spring 3 in the storage cavity 2, the bottom end support rod 6 is pulled into the storage cavity 2 under the action of the slide block 4, the remaining two limit rods 13 are subjected to the same operation, so that the support rod 6 is accommodated, then the upright post 11 is pushed upwards, the upright post 11 is accommodated under the action of interference fit of the upright post 11 and the bottom end guide cavity 10 of the main support post 1, then the first T-shaped block 24 at the top and the second connecting rod 23 are disassembled, the second support plate 33 is taken out from the sliding groove at the front end of the installation box 25, and then the cross rod 32 between the two first support plates 31 and the fixing ring 46 are disassembled, the two first support plates 31 are detached from the third connecting rod 30 connected with the bottom ends, after the detachment is completed, the top support plate 15 is detached from the main support column 1, then the second T-shaped block 34 at the bottom end of the second support plate 33 is connected with the second T-shaped groove 38 on the main support column 1 in a clamping manner, the first T-shaped block 24 at the bottom end of the installation box 25 is connected with the first T-shaped groove 37 on the main support column 1 in a clamping manner, the two detached first support plates 31 are connected with the corresponding third T-shaped grooves 39 on the main support column 1 in a clamping manner through the third T-shaped blocks 36 at the rear ends, finally the support plate 15 is connected with the top end of the main support column 1 in a threaded manner, the remaining limiting rod 13 is inserted into the first accommodating groove 40, the four detached cross rods 32 and eight fixing rings 46 are connected and then sequentially inserted into the corresponding second accommodating grooves 41, finally the arc-shaped fixing plate 19 is adjusted to the same horizontal position as the light groove 16, the arc-shaped fixing plate 19 is pushed into the light groove 16, the music stand can be accommodated, and the music stand can be conveniently transferred through a music stand holding rope 47.

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 music stand is used in music teaching, includes main tributary dagger (1), its characterized in that: main tributary dagger (1) bottom evenly is provided with three storage chamber (2), store the equal fixedly connected with first spring (3) of chamber (2) top inner wall, the equal fixedly connected with slider (4) of the other end of first spring (3), the equal fixedly connected with baffle (5) in slider (4) bottom both sides, all rotate between baffle (5) and be connected with bracing piece (6), the intermediate position department at baffle (5) outside one end top all is provided with spacing chamber (7), equal fixedly connected with second spring (8) on the inner wall of spacing chamber (7) inboard one end, the equal fixedly connected with first stopper (9) of second spring (8) outside one end, main tributary dagger (1) bottom center department is provided with direction chamber (10), direction chamber (10) inside interference fit has stand (11), stand (11) middle part sliding connection has spacing ring (12), spacing ring (12) the even threaded connection of external diameter has three gag lever (13), gag lever (13) other end equal threaded connection has second stopper (14), main tributary dagger (1) top threaded connection has supporting disk (15).

2. The music stand for music teaching according to claim 1, wherein: the LED lamp is characterized in that a lamp groove (16) is arranged in the middle of the front end of the supporting disc (15), a first connecting rod (17) is slidably connected into blind holes in the left side and the right side of the lamp groove (16) at the front end of the supporting disc (15), a connecting block (18) is fixedly connected with one end of the blind hole far away from the first connecting rod (17), the center of one end of the outer side of the connecting block (18) is rotatably connected to the two ends of the inner side of an arc-shaped fixing plate (19) respectively, an LED lamp strip (20) is arranged in a groove in the top end of the arc-shaped fixing plate (19), a damping universal ball (21) is fixedly connected to the rear end of the top of the supporting disc (15), a sleeve (22) is fixedly connected to the top end of the damping universal ball (21), a second connecting rod (23) is connected to the inner diameter of the sleeve (22) through threads, a first T-shaped block (24) is connected to the top end of the second connecting rod (23), and a mounting box (25) is fixedly connected to the top end of the first T-shaped block (24).

3. The music stand for music teaching according to claim 1, wherein: install bin (25) right-hand member bottom fixedly connected with servo motor (26), servo motor (26) drive end runs through install bin (25) and first lead screw of fixedly connected with (27), first lead screw (27) left end fixedly connected with second lead screw (28), equal threaded connection has movable block (29) on the symmetrical external diameter in first lead screw (27) and second lead screw (28) outside, equal fixedly connected with third connecting rod (30) of center department in movable block (29) top, equal threaded connection has first backup pad (31) in third connecting rod (30) top, even sliding connection has horizontal pole (32) between first backup pad (31).

4. The music stand for music teaching according to claim 1, wherein: the utility model discloses a supporting structure, including install bin (25), supporting disk (15), first supporting disk (31), main tributary strut (1) front end, the recess of install bin (25) front end sliding connection has second backup pad (33), second backup pad (33) bottom middle part fixedly connected with second T-shaped piece (34), the even fixedly connected with a plurality of limiting plates (35) in second backup pad (33) top, the equal fixedly connected with third T-shaped piece (36) in first backup pad (31) rear end, main tributary strut (1) front end left side is provided with first T-shaped groove (37), main tributary strut (1) front end right side is provided with second T-shaped groove (38), main tributary strut (1) rear end left side is provided with two third T-shaped grooves (39), main tributary strut (1) and supporting disk (15) top center department all is provided with first groove (40) of accomodating, main tributary strut (1) and supporting disk (15) top left and right sides all are provided with four second and accomodate groove (41).

5. The music stand for music teaching according to claim 1, wherein: slider (4) sliding connection respectively is on the inner wall of corresponding storage chamber (2), bracing piece (6) bottom all rotates and is connected with supporting legs (42), sliding connection is on the inner wall of corresponding spacing chamber (7) respectively in first stopper (9), stand (11) bottom fixedly connected with fixed disk (43), equal sliding connection of second stopper (14) is on corresponding bracing piece (6) external diameter, the equal threaded connection of center department of second stopper (14) outside one end has locking bolt (44).

6. The music stand for music teaching according to claim 1, wherein: the utility model discloses a quick-witted, including install bin (25), screw thread on first lead screw (27) and second lead screw (28), install bin (25) top is the opening setting, screw thread on first lead screw (27) and second lead screw (28) is relative setting, second lead screw (28) left end is rotated and is connected on install bin (25) left end inner wall, the equal sliding connection of movable block (29) is on the inner wall of install bin (25), the equal fixedly connected with L shape fixed plate (45) of outside one end in first backup pad (31) the place ahead, horizontal pole (32) both ends all run through corresponding first backup pad (31) and equal threaded connection has solid fixed ring (46).

7. The music stand for music teaching according to claim 1, wherein: stay cord (47) have been twined in the recess at main tributary dagger (1) top, stay cord (47) both ends equal fixedly connected with fixing ball (48), main tributary dagger (1) left end both sides are equal fixedly connected with hickey (49) about, first T-shaped piece (24) are corresponding with first T-shaped groove (37) shape, second T-shaped piece (34) are corresponding with second T-shaped groove (38) shape, third T-shaped piece (36) are corresponding with third T-shaped groove (39) shape.