CN213441750U - Music book automatic page turning device convenient to music is played - Google Patents

Abstract

The utility model relates to a music score automatic page turning device convenient for music performance, which belongs to the technical field of performance auxiliary equipment, and concretely comprises a lower connecting rotating shaft arranged at the lower part of a music score fixing plate through a shaft seat, a first hollow rotating shaft arranged at the upper part of the music score fixing plate through the shaft seat, a second hollow rotating shaft arranged in the first hollow rotating shaft, a third hollow rotating shaft arranged in the second hollow rotating shaft, a fourth hollow rotating shaft arranged in the third hollow rotating shaft, the end parts of the second hollow rotating shaft, the third hollow rotating shaft and the fourth hollow rotating shaft are respectively arranged on the music score fixing plate through the shaft seat, the bottom two sides of the first music score turning plate, the second music score turning plate, the third music score turning plate and the fourth music score turning plate are respectively arranged on the other end of the first hollow rotating shaft, the second hollow rotating shaft, the third hollow rotating shaft and the fourth hollow rotating shaft and the lower, convenient to use adopts electric drive, easy operation.

Description

Music book automatic page turning device convenient to music is played

Technical Field

The utility model relates to a music book automatic page turning device convenient to music is played belongs to and plays auxiliary assembly technical field.

Background

During music playing, a music score is often required to be used, and when a plurality of pages of music scores are used, the music score needs to be turned over manually, so that the operation is inconvenient. During playing, the music score is manually browsed, and the playing of a player is influenced.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that prior art exists, the utility model provides a simple structure, convenient to use adopts electric drive, easy operation's the music book automatic page turning device of being convenient for musical performance.

In order to achieve the above object, the technical solution adopted by the present invention is a music score automatic page turning device convenient for music performance, comprising a music score fixing plate, a first music score turning plate, a second music score turning plate, a third music score turning plate and a fourth music score turning plate, wherein the lower part of the music score fixing plate is provided with a lower connecting rotating shaft through a shaft seat, the upper part of the music score fixing plate is provided with a first hollow rotating shaft through the shaft seat, a second hollow rotating shaft is arranged in the first hollow rotating shaft, a third hollow rotating shaft is arranged in the second hollow rotating shaft, a fourth hollow rotating shaft is arranged in the third hollow rotating shaft, the end parts of the second hollow rotating shaft, the third hollow rotating shaft and the fourth hollow rotating shaft are further respectively arranged on the music score fixing plate through the shaft seat, one end of the first hollow rotating shaft, one end of the second hollow rotating shaft, one end of the third hollow rotating shaft and one end, first music book turns over the board, second music book turns over the board, third music book turns over the board and the bottom both sides that the board was turned over to the fourth music book are fixed at the rotating ring through the connecting rod respectively, first music book turns over board, second music book turns over board, third music book turns over the board and the fourth music book turns over the rotating ring that the board goes up and install respectively in the other end of first cavity pivot, second cavity pivot, third cavity pivot and fourth cavity pivot and connect the pivot down.

Preferably, the page turning driving mechanism mainly comprises a fixed shell, a first bevel gear, a second bevel gear and a page turning servo motor, wherein the fixed shell is fixed on the music score fixing plate, one end of each of the first hollow rotating shaft, the second hollow rotating shaft, the third hollow rotating shaft and the fourth hollow rotating shaft extends into the fixed shell, one end of each of the first hollow rotating shaft, the second hollow rotating shaft, the third hollow rotating shaft and the fourth hollow rotating shaft is provided with one first bevel gear, the fixed shell is internally provided with four page turning control rotating shafts in a rotating manner, the four page turning control rotating shafts are respectively provided with the second bevel gear, the first bevel gear and the second bevel gear are meshed, the four page turning control rotating shafts are respectively provided with the page turning control gear, the bottom of each page turning control gear is provided with a moving rack, one side of each moving rack is provided with a page turning control screw, the page turning control screw rod is installed in the fixed shell, a page turning servo motor is installed at the end of the fixed shell, a page turning control screw nut is installed on the page turning control screw rod, the page turning control screw nut is fixedly connected with the movable rack, and the page turning servo motor is further connected with the second foot switch and the third foot switch.

Preferably, the other side of the movable rack is provided with a guide groove, a guide plate is fixed in the fixed shell, and the guide plate is inserted in the guide groove.

Compared with the prior art, the utility model discloses following technological effect has: the utility model discloses can turn over the page or leaf automatically, through a plurality of suits cavity pivot together, utilize bevel gear group to drive the cavity pivot and rotate respectively, still adopt single motor structure simultaneously, combine lead screw pair and rack together, utilize the lead screw pair to drive rack reciprocating motion, make the rack can drive bevel gear group respectively and rotate in proper order, and then realize turning over the page or leaf function, easy operation, convenient to use to adopt electric operation, it is more convenient to operate.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the arrangement structure diagram of the music book turning plate of the utility model.

Fig. 3 is a partially enlarged view of a portion a in fig. 3.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 to 3, an automatic page turning device for music book convenient for musical performance comprises a music book fixing plate 15, a first music book turning plate 16, a second music book turning plate 17, a third music book turning plate 18 and a fourth music book turning plate 19, wherein the lower part of the music book fixing plate 15 is provided with a lower connecting rotating shaft 20 through a shaft seat, the upper part of the music book fixing plate 15 is provided with a first hollow rotating shaft 21 through a shaft seat, the first hollow rotating shaft 21 is internally provided with a second hollow rotating shaft 22, the second hollow rotating shaft 22 is internally provided with a third hollow rotating shaft 23, the third hollow rotating shaft 23 is internally provided with a fourth hollow rotating shaft 24, the end parts of the second hollow rotating shaft 22, the third hollow rotating shaft 23 and the fourth hollow rotating shaft 24 are further respectively arranged on the music book fixing plate 15 through shaft seats, one end of the first hollow rotating shaft 21, the second hollow rotating shaft 22, the third hollow rotating shaft 23 and the fourth hollow, the two sides of the bottom of the first music score turning plate 16, the second music score turning plate 17, the third music score turning plate 18 and the fourth music score turning plate 19 are respectively fixed on a rotating ring 27 through a connecting rod 26, and the rotating rings 27 on the first music score turning plate 16, the second music score turning plate 17, the third music score turning plate 18 and the fourth music score turning plate 19 are respectively installed on the other ends of the first hollow rotating shaft 21, the second hollow rotating shaft 22, the third hollow rotating shaft 23 and the fourth hollow rotating shaft 24 and the lower connecting rotating shaft 20.

The utility model discloses in adopt four music book boards that can freely overturn, first music book turns over board 16, second music book turns over board 17, third music book turns over board 18 and fourth music book turns over board 19, first music book turns over board 16, second music book turns over board 17, third music book turns over board 18 and fourth music book turns over bottom one side of board 19 and installs under in connection pivot 20 through the swivel becket, the opposite side passes through the swivel becket and installs respectively in four cavity pivots, first cavity pivot 21 promptly, second cavity pivot 22, third cavity pivot 23 and fourth cavity pivot 24, first music book turns over board 16 like this, second music book turns over board 17, third music book turns over board 18 and fourth music book turns over board 19 and can separately the independent control, regard as the power input axle with the cavity pivot, control first music book turns over board 16, second music book turns over board 17, third music book turns over board 18 and fourth music book turns over board 19 and control the upset about.

Wherein, the page turning driving mechanism 25 mainly comprises a fixed casing 28, a first bevel gear 29, a second bevel gear 30 and a page turning servo motor 35, the fixed casing 28 is fixed on the music book fixing plate 15, one end of the first hollow rotating shaft 21, one end of the second hollow rotating shaft 22, one end of the third hollow rotating shaft 23 and one end of the fourth hollow rotating shaft 24 extend into the fixed casing 28, one end of the first hollow rotating shaft 21, one end of the second hollow rotating shaft 22, one end of the third hollow rotating shaft 23 and one end of the fourth hollow rotating shaft 24 are respectively provided with the first bevel gear 29, four page turning control rotating shafts 31 are rotatably arranged in the fixed casing 28, the four page turning control rotating shafts 31 are respectively provided with the second bevel gear 30, the first bevel gear 29 and the second bevel gear 30 are engaged, the four page turning control rotating shafts 31 are respectively provided with the page turning control gear 32, the bottom of the, a page turning control screw 34 is installed on one side of the moving rack 33, the page turning control screw 34 is installed in the fixed shell 28, a page turning servo motor 35 is installed on the end portion of the page turning control screw 34, a page turning control screw 36 is installed on the page turning control screw 34, the page turning control screw 36 is fixedly connected with the moving rack 33, and the page turning servo motor 35 is further connected with a second foot switch 37 and a third foot switch 38.

The utility model discloses in turn over page actuating mechanism 25 and be the power supply, through turning over the rotation in proper order that page actuating mechanism 25 can realize first cavity pivot 21, second cavity pivot 22, third cavity pivot 23 and fourth cavity pivot 24, and then realize that first music book turns over board 16, second music book turns over board 17, third music book turns over the upset in proper order that board 18 and fourth music book turned over board 19, realizes turning over the page function. Specifically, a movable rack is adopted, and the movable rack is controlled to move through a lead screw pair. When the moving rack moves to one of the page turning control gears 32, the moving rack is meshed with the page turning control gear 32 to drive the page turning control gear 32 to rotate, the page turning control gear 32 drives the first bevel gear 29 and the second bevel gear 30 to rotate, the first bevel gear 29 drives the hollow rotating shaft to rotate, and then the music score plate is controlled to turn. When the moving rack is separated from the first page turning control gear 32, the musical score plate is turned 180 degrees. When the moving rack moves forwards again, the moving rack is meshed with the second page turning control gear 32, and the operation is repeated in this way, so that the whole music board is turned over. In the same way, when the movable rack is turned over in the opposite direction, the movable rack can move in the opposite direction, the operation is simple, and the use is convenient.

In addition, a guide groove 39 is formed at the other side of the moving rack 33, a guide plate 40 is fixed in the fixed housing 28, and the guide plate 40 is inserted into the guide groove 39. The movable rack is limited and moved through the guide plate, so that the movable rack is guaranteed to move reliably, and the control accuracy is better.

The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (3)

1. The utility model provides a music book automatic page turning device convenient to musical performance which characterized in that: including music book fixed plate, first music book turn over board, second music book turn over board, third music book turn over board and fourth music book turn over board, the lower part of music book fixed plate is installed down through the axle bed and is connected the pivot, first cavity pivot is installed through the axle bed in the upper portion of music book fixed plate, install second cavity pivot in the first cavity pivot, install third cavity pivot in the second cavity pivot, install fourth cavity pivot in the third cavity pivot, the tip of second cavity pivot, third cavity pivot and fourth cavity pivot still installs on the music book fixed plate through the axle bed respectively, the one end of first cavity pivot, second cavity pivot, third cavity pivot and fourth cavity pivot is connected with the actuating mechanism of turning over a page respectively, the bottom both sides of first music book turn over board, second music book turn over board, third music book turn over board and fourth music book turn over board are fixed at the rotating ring through the connecting rod respectively, and the rotating rings on the first music book turning plate, the second music book turning plate, the third music book turning plate and the fourth music book turning plate are respectively arranged on the other ends of the first hollow rotating shaft, the second hollow rotating shaft, the third hollow rotating shaft and the fourth hollow rotating shaft and the lower connecting rotating shaft.

2. The automatic page turning device for music score convenient for musical performance as claimed in claim 1, wherein: the page turning driving mechanism mainly comprises a fixed shell, a first bevel gear, a second bevel gear and a page turning servo motor, wherein the fixed shell is fixed on a music score fixing plate, one end of each of a first hollow rotating shaft, a second hollow rotating shaft, a third hollow rotating shaft and a fourth hollow rotating shaft respectively extends into the fixed shell, one end of each of the first hollow rotating shaft, the second hollow rotating shaft, the third hollow rotating shaft and the fourth hollow rotating shaft is respectively provided with one first bevel gear, four page turning control rotating shafts are further rotatably arranged in the fixed shell, the four page turning control rotating shafts are respectively provided with the second bevel gear, the first bevel gear and the second bevel gear are meshed, the four page turning control rotating shafts are respectively provided with the page turning control gears, the bottoms of the page turning control gears are provided with moving racks, and one side of the moving racks is provided with page turning control screw rods, the page turning control screw rod is installed in the fixed shell, a page turning servo motor is installed at the end of the fixed shell, a page turning control screw nut is installed on the page turning control screw rod, the page turning control screw nut is fixedly connected with the movable rack, and the page turning servo motor is further connected with the second foot switch and the third foot switch.

3. The automatic page turning device for music score convenient for musical performance as claimed in claim 2, wherein: the other side of the movable rack is provided with a guide groove, a guide plate is fixed in the fixed shell, and the guide plate is inserted in the guide groove.

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