Music score recognition device

Abstract

The utility model discloses a music score recognition device which comprises a bottom plate, a shell is fixedly connected to the outer edge of the top of the bottom plate, a rotating shaft is fixedly connected to the center of the top of the bottom plate, a second bevel gear is rotationally connected to the top of the rotating shaft, multiple sets of clamping grooves are formed in the outer wall of one side of a sliding plate, and limiting mechanisms are installed in the clamping grooves. An adjusting mechanism is mounted at the top of the sliding plate, a rotatable back plate is mounted in the adjusting mechanism, various magnetic strips penetrate through the front end of the back plate, and magnetic blocks are magnetically connected to the front ends of the magnetic strips; when a user rotates a turntable, a first gear drives a first bevel gear on a second gear to rotate, the second bevel gear also drives a threaded column to rotate together, a threaded pipe can move up and down on the outer wall of the threaded column, and meanwhile, a sliding plate also drives a back plate on which a music score is placed to move up and down together. Therefore, the function of adjusting the height of the music score recognition device is achieved, and the height of the whole music score recognition device can be adjusted according to the height of a student.

Description

TECHNICAL FIELD

[0001] The utility model relates to music teaching technical field especially relates to a music score recognition device. BACKGROUND

[0002] Music score recognition device is an advanced technical equipment, aims at helping user to identify, study and understand music score, this device usually utilizes image recognition technology, captures the image of music score through camera or scanner, then utilizes advanced algorithm to analyze the notes, rhythm and other music symbols in music score, once music score is identified, music score recognition device can convert it into digital format, makes user can view and edit music score on electronic equipment, in addition, some advanced music score recognition device can also play the audio of music score, helps user to better understand and play music.

[0003] The existing music score can only be simply fixed through the page fixing buckle and the magnet sheet to fix the upper end of the music score when fixing, and the fixing effect is poor, however, when using, the lower end of the music score still has the possibility of being lifted by the wind, thereby also affecting the viewer to watch the music score, and the stability is poor, based on these problems, Chinese patent CN222054898U discloses a music score recognition device for music, after placing the music score on the placing plate, through the mutual cooperation of the rectangular block, the sliding block, the extension spring, the mounting rod, the elastic assembly and the compression roller, the upper and lower ends of the music score can be fixed at the same time, the fixation of the music score is more stable, and the viewer can better watch the music score, the viewer can adjust the angle of the placing plate through the strip plate and the positioning rod according to the viewing angle, so that the music score on the placing plate can better face the viewer, and the viewer can watch more conveniently.

[0004] The height of the music score recognition device cannot be adjusted, so that the students with shorter body height cannot see the music score fixed on the placing plate, and the students with higher body height need to lower the head for a long time to watch the music score, which not only hinders the normal study of the students, but also causes harm to the health of the students. UTILITY MODEL CONTENT

[0005] This part aims to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part and the abstract of the specification and the utility model name to avoid obscuring the purpose of this part, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] To solve the above problems, the utility model adopts the following technical scheme.

[0007] The utility model provides a music score device, including the bottom plate, the top outer edge of bottom plate is fixedly connected with the casing, the top center of bottom plate is fixedly connected with the rotating shaft, the top rotationally connected with second inclined gear of rotating shaft, the top center of second inclined gear is fixedly connected with threaded column, the outer wall threaded drive connection of threaded column has the threaded pipe, the outer wall fixedly connected with slide plate of threaded pipe, the outer wall of slide plate is equipped with a plurality of groups of clamping grooves, and the clamping groove is installed with limit mechanism, and the top of slide plate is installed with adjusting mechanism, and the rotatable backboard is installed in adjusting mechanism, and a plurality of magnetic strips are penetrated through the front end of backboard, and the front end of magnetic strip is connected with the magnetic block.

[0008] As a further description of the above technical solutions:

[0009] The inner wall of the casing is penetrated by an axle ring at the top end of one side, the inner wall of the axle ring is rotatably connected with a first shaft core, one end surface of the first shaft core is fixedly connected with a rotating disc, and the other end surface of the first shaft core is fixedly connected with a first gear.

[0010] As a further description of the above technical solutions:

[0011] The inner wall of the casing is penetrated by an axle ring at the top end of one side, the inner wall of the axle ring is rotatably connected with a first shaft core, one end surface of the first shaft core is fixedly connected with a rotating disc, and the other end surface of the first shaft core is fixedly connected with a first gear.

[0012] As a further description of the above technical solutions:

[0013] The inner wall of the casing is penetrated by an axle ring at the top end of one side, the inner wall of the axle ring is rotatably connected with a first shaft core, one end surface of the first shaft core is fixedly connected with a rotating disc, and the other end surface of the first shaft core is fixedly connected with a first gear.

[0014] As a further description of the above technical solutions:

[0015] The inner wall of the casing is penetrated by an axle ring at the top end of one side, the inner wall of the axle ring is rotatably connected with a first shaft core, one end surface of the first shaft core is fixedly connected with a rotating disc, and the other end surface of the first shaft core is fixedly connected with a first gear.

[0016] As a further description of the above technical solutions:

[0017] The adjusting mechanism comprises a top plate, a first backing plate, a first hollow side plate, a second backing plate, a second hollow side plate and a long shaft bolt, the top of the sliding plate is fixedly connected with the bottom of the top plate, one side outer wall of the top plate is fixedly connected with the first backing plate, and the top center of the first backing plate is fixedly connected with the first hollow side plate.

[0018] As a further description of the above technical solutions:

[0019] The other side outer wall of the top plate is fixedly connected with the second backing plate, the top center of the second backing plate is fixedly connected with the second hollow side plate, the long shaft bolt penetrates through the second hollow side plate, the shaft body penetrates through the first hollow side plate, and one end surface of the shaft body is fixedly connected with the back plate.

[0020] Compared with the prior art, the utility model has the advantages that:

[0021] (1) When the user rotates the rotating disc, the first gear will rotate with the first inclined gear on the second gear, and the second inclined gear will rotate with the threaded column, the threaded tube can move up and down on the outer wall of the threaded column, and the sliding plate will also move up and down with the back plate on which the music score is placed, thereby playing a role of adjusting the height of the music score reading device.

[0022] (2) The back plate can adjust the viewing angle of the music score when rotating, the second hollow side plate is provided with a threaded hole penetrating through the two side outer walls, the long shaft bolt is installed in the threaded hole in the second hollow side plate, the rotating long shaft bolt can move leftward or rightward in the threaded hole, when the rotating long shaft bolt moves leftward, the top end of the long shaft bolt will slowly approach the back plate, and when the top end of the long shaft bolt contacts the back plate and cannot continue to rotate, the back plate can be fixed. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a structural schematic view of the utility model;

[0024] Figure 2 It is a front view of the utility model;

[0025] Figure 3 It is a front sectional view of the utility model;

[0026] Figure 4 It is a front sectional view of the limiting mechanism in the utility model;

[0027] Figure 5 It is a front sectional view of the adjusting mechanism in the utility model.

[0028] The correspondence between the annotations of the drawings and the component names in the drawings is as follows:

[0029] 1, bottom plate; 2, shell; 3, collar; 4, first shaft core; 5, rotating disc; 6, first gear; 7, U-shaped plate; 8, second shaft core; 9, second gear; 10, gear belt; 11, first bevel gear; 12, rotating shaft; 13, second bevel gear; 14, threaded column; 15, threaded tube; 16, sliding plate; 17, clamping groove; 18, limiting mechanism; 181, hollow block; 182, hollow plate; 183, sliding rod; 184, return spring; 185, handle; 186, clamping block; 19, adjusting mechanism; 191, top plate; 192, first pad plate; 193, first hollow side plate; 194, second pad plate; 195, second hollow side plate; 196, long shaft bolt; 20, shaft body; 21, back plate; 22, magnetic strip; 23, magnetic block. DETAILED DESCRIPTION

[0030] In order to make the above-mentioned purpose, features and advantages of the present application more apparent, the specific embodiments of the present application are described in detail below with reference to the accompanying drawings.

[0031] In the following description, a lot of specific details are set forth in order to facilitate a full understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.

[0032] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. In this specification, "in one embodiment" does not mean the same embodiment, nor is it an independent or alternative embodiment that excludes other embodiments. The present application provides the following embodiments.

[0033] Reference Figures 1-5The utility model provides an embodiment: a music score recognition device, the top outer edge department of bottom plate 1 is fixedly connected with casing 2, the top and bottom of casing 2 are equipped with opening, the inner wall one side top end of casing 2 penetrates the shaft ring 3, the inner space of shaft ring 3 and the inner space of casing 2 intercommunication, the inner wall of shaft ring 3 is rotatably connected with first shaft core 4, and one end surface of first shaft core 4 is fixedly connected with turntable 5, and the other end surface of first shaft core 4 is fixedly connected with first gear wheel 6, and first gear wheel 6 is arranged in casing 2, and the inner wall one side bottom end of casing 2 is fixedly connected with U-shaped plate 7, and the outer wall center of one side of U-shaped plate 7 is equipped with round hole, and the inner wall of round hole is rotatably connected with second shaft core 8, and one end surface of second shaft core 8 is fixedly connected with second gear wheel 9, and second gear wheel 9 is arranged in the recess of U-shaped plate 7, and the outer wall of first gear wheel 6 and second gear wheel 9 is transmissionally connected with gear belt 10, by setting gear belt 10, first gear wheel 6 and second gear wheel 9 can be connected in series, and the other end surface of second shaft core 8 is fixedly connected with first inclined gear 11.

[0034] The top center of bottom plate 1 is fixedly connected with shaft 12, the top of shaft 12 is rotatably connected with second inclined gear 13, the inclined gear teeth of first inclined gear 11 are engaged with the inclined gear slot of second inclined gear 13, the top center of second inclined gear 13 is fixedly connected with threaded column 14, by setting the connecting structure between first inclined gear 11 and second inclined gear 13, when the user rotates turntable 5, first gear wheel 6 will rotate with first inclined gear 11 on second gear wheel 9, and second inclined gear 13 will also rotate with threaded column 14, the outer wall of threaded column 14 is screw-thread transmissionally connected with threaded tube 15, the outer wall of threaded tube 15 is fixedly connected with sliding plate 16, by setting the connecting structure between threaded column 14 and threaded tube 15, when threaded column 14 rotates, threaded tube 15 can move up and down on the outer wall of threaded column 14, and sliding plate 16 will also move up and down together, thereby playing the role of adjusting the height of music score recognition device, the outer wall of one side of sliding plate 16 is slidably connected with the inner wall of other side of casing 2, by setting the connecting structure between sliding plate 16 and casing 2, the sliding direction of sliding plate 16 can be limited, a plurality of clamping grooves 17 are formed in the outer wall of one side of sliding plate 16, the bottom of the inner cavity of clamping groove 17 is provided as an inclined surface, the top of the inner cavity of clamping groove 17 is provided as a plane, and the end of the inclined surface intersects with the plane.

[0035] The inner wall of the shell 2 is penetrated by a hollow block 181 at the other side top end, the inner wall of the hollow block 181 is fixedly connected with a hollow plate 182, both ends of the hollow plate 182 are provided with large holes penetrating the two side walls, the center of the hollow plate 182 is provided with a small hole penetrating the two side walls, the small hole has an air flow effect, both ends of the hollow plate 182 are penetrated by a sliding rod 183, the outer wall of the sliding rod 183 can slide in the large hole at both ends of the hollow plate 182, the outer wall of the sliding rod 183 is sleeved with a reset spring 184 at one end, the reset spring 184 is arranged in the hollow block 181, one end surface of the sliding rod 183 is fixedly connected with a handle 185, the other end surface of the sliding rod 183 is fixedly connected with a clamping block 186, the reset spring 184 can push the clamping block 186 to the direction of the clamping groove 17, the outer wall of one side of the clamping block 186 is provided as an inclined surface, and the inclined surface can contact the inclined surface inside the clamping groove 17, when the sliding plate 16 slides upward, the inclined surface on the clamping block 186 can slide on the inclined surface inside the clamping groove 17, at this time the clamping block 186 will continuously stretch and contract, when the sliding plate 16 slides downward, the top surface of the clamping block 186 is just close to the plane inside the clamping groove 17, at this time the clamping block 186 cannot stretch and contract, at the same time the sliding plate 16 no longer slides downward, so as to fix the sliding plate 16, the outer wall of one end of the clamping block 186 is clamped with the inner wall of the clamping groove 17, the handle 185 is gripped to pull the clamping block 186 into the hollow block 181, at this time the sliding plate 16 can continue to move downward, by arranging the hollow block 181, the hollow plate 182, the sliding rod 183, the reset spring 184, the handle 185 and the clamping block 186, a limiting mechanism 18 can be composed.

[0036] The top of the sliding plate 16 is fixedly connected with a top plate 191, one side outer wall of the top plate 191 is fixedly connected with a first backing plate 192, the top center of the first backing plate 192 is fixedly connected with a first hollow side plate 193, a circular hole penetrating through both side outer walls is formed in the first hollow side plate 193, the other side outer wall of the top plate 191 is fixedly connected with a second backing plate 194, the top center of the second backing plate 194 is fixedly connected with a second hollow side plate 195, a threaded hole penetrating through both side outer walls is formed in the second hollow side plate 195, a long shaft bolt 196 penetrates through the second hollow side plate 195, the long shaft bolt 196 is installed in the threaded hole inside the second hollow side plate 195, the rotating long shaft bolt 196 can move leftward or rightward in the threaded hole, an axle body 20 penetrates through the first hollow side plate 193, the outer wall of the axle body 20 can rotate in the circular hole inside the first hollow side plate 193, the top plate 191, the first backing plate 192, the first hollow side plate 193, the second backing plate 194, the second hollow side plate 195 and the long shaft bolt 196 can form an adjusting mechanism 19, one end surface of the axle body 20 is fixedly connected with a back plate 21, when the back plate 21 rotates, the axle body 20 also rotates in the first hollow side plate 193, when the rotating long shaft bolt 196 moves leftward, the top end of the long shaft bolt 196 slowly approaches the back plate 21, when the top end of the long shaft bolt 196 contacts the back plate 21 and cannot continue to rotate, the back plate 21 can be fixed, the back plate 21 can adjust the viewing angle of the music score when rotating, a plurality of magnetic strips 22 penetrate through the front end of the back plate 21, magnetic blocks 23 are magnetically connected to the front end of the magnetic strips 22, the connecting structure between the magnetic blocks 23 and the magnetic strips 22 can fix the music score on the back plate 21.

[0037] The above is further detailed description of the utility model in combination with specific embodiments, which cannot be deemed as limitation of the utility model to these descriptions. For ordinary skilled in the art to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, which shall be deemed as falling within the protection scope of the utility model as defined in the claims.

Claims

1. A music notation device comprising a base plate (1), characterised in that: The top outer edge of the bottom plate (1) is fixedly connected with a shell (2), the top center of the bottom plate (1) is fixedly connected with a rotating shaft (12), the top of the rotating shaft (12) is rotatably connected with a second inclined gear (13), the top center of the second inclined gear (13) is fixedly connected with a threaded column (14), the outer wall of the threaded column (14) is threadedly connected with a threaded tube (15), the outer wall of the threaded tube (15) is fixedly connected with a sliding plate (16), a plurality of clamping grooves (17) are formed in the outer wall of one side of the sliding plate (16), a limiting mechanism (18) is installed in the clamping groove (17), an adjusting mechanism (19) is installed on the top of the sliding plate (16), a rotatable back plate (21) is installed in the adjusting mechanism (19), a plurality of magnetic strips (22) penetrate through the front end of the back plate (21), and magnetic blocks (23) are magnetically connected with the front ends of the magnetic strips (22).

2. A music notation device according to claim 1, wherein: The inner wall of the shell (2) is penetrated by a shaft ring (3) at the top end of one side, the inner wall of the shaft ring (3) is rotatably connected with a first shaft core (4), one end surface of the first shaft core (4) is fixedly connected with a rotating disc (5), and the other end surface of the first shaft core (4) is fixedly connected with a first gear (6).

3. A music notation device according to claim 2, wherein: The inner wall of the shell (2) is fixedly connected with a U-shaped plate (7) at the bottom end of one side, the center of the outer wall of one side of the U-shaped plate (7) is penetrated by a second shaft core (8), one end surface of the second shaft core (8) is fixedly connected with a second gear (9), the outer walls of the first gear (6) and the second gear (9) are drivingly connected with a gear belt (10), the other end surface of the second shaft core (8) is fixedly connected with a first inclined gear (11), and the inclined teeth of the first inclined gear (11) are engaged with the inclined tooth grooves of the second inclined gear (13).

4. The music notation device of claim 1, wherein: The limiting mechanism (18) comprises a hollow block (181), a hollow plate (182), a sliding rod (183), a reset spring (184), a handle (185) and a clamping block (186), one side of the outer wall of the sliding plate (16) is slidingly connected with the other side of the inner wall of the shell (2), the top end of the other side of the inner wall of the shell (2) is penetrated by the hollow block (181), and one end of the inner wall of the hollow block (181) is fixedly connected with the hollow plate (182).

5. A music notation device according to claim 4, wherein: Both ends of the hollow plate (182) are penetrated by the sliding rod (183), one end of the outer wall of the sliding rod (183) is sleeved with the reset spring (184), one end surface of the sliding rod (183) is fixedly connected with the handle (185), the other end surface of the sliding rod (183) is fixedly connected with the clamping block (186), and one end of the outer wall of the clamping block (186) is clamped with the inner wall of the clamping groove (17).

6. A music notation device according to claim 1, wherein: The adjusting mechanism (19) comprises a top plate (191), a first pad plate (192), a first hollow side plate (193), a second pad plate (194), a second hollow side plate (195) and a long shaft bolt (196), the top of the sliding plate (16) is fixedly connected with the bottom of the top plate (191), one side of the outer wall of the top plate (191) is fixedly connected with the first pad plate (192), and the top center of the first pad plate (192) is fixedly connected with the first hollow side plate (193).

7. A music notation device according to claim 6, wherein: The other side outer wall of the top plate (191) is fixedly connected with a second backing plate (194), the top center of the second backing plate (194) is fixedly connected with a second hollow side plate (195), a long shaft bolt (196) penetrates through the second hollow side plate (195), a shaft body (20) penetrates through the first hollow side plate (193), and one end surface of the shaft body (20) is fixedly connected with a back plate (21).

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