CN209346297U - A conveniently adjustable musical score stand - Google Patents

Abstract

The utility model discloses a conveniently adjustable music score placement frame, which comprises a base and a music score placement plate. A casing is connected to the top of the base in rotation, and a support column is inserted into the casing, and the top end of the support column is fixedly connected to the frame. There is an installation platform, the lower side of the music score placement plate is hinged with the installation platform through a bracket, the lower side of the music score placement plate is hinged with a support rod through a bracket, and the lower end of the support rod is hinged with the lug on the slider. The slider is slidably connected to the chute of the guide rail, the slider is slidably connected with a vertical pin, the upper end of the pin is welded with a circular plate and the lower side of the circular plate is fixedly connected with a first spring, the The lower end of the first spring is fixedly connected with the upper side of the slider. The inclination angle of the music score placing plate of the utility model can be adjusted, and after adjustment, it is convenient to fix, and the buckle for installing the pressure bar can move in the long waist hole, thereby being applicable to music score books of different sizes.

Description

A conveniently adjustable musical score stand

technical field

The utility model relates to the technical field of music auxiliary equipment, in particular to a conveniently adjustable music score placement rack.

Background technique

Music is an art that reflects the emotions of human beings in real life. With the development of the economy, more and more teenagers have the conditions to learn vocal music at home. However, when learning vocal music, the music stand is especially important. The music stand is a kind of Blooming music is a tool that helps learners to browse and learn easily, but there are many deficiencies in music stands at present. Most of the music stands have a single function, and the height and inclination angle of the music stand cannot be adjusted. Not convenient enough.

The Chinese patent with the application number CN201720149688.9 discloses an easy-to-carry music score placement rack, which includes a telescopic support column and a music score placement plate. The front side of the telescopic support column is provided with a fixed adjustment hole. One end of the telescopic support column is rotatably connected to a support base, and the other end of the telescopic support column is fixedly connected to an adapter device, one side of the adapter device is sleeved with a support foot, and the support base is connected to the support rod through a hinge. One end of the support rod is clamped with a music score placement plate, and one end of the support leg is fixedly connected with a universal wheel. The above utility model is provided with a lighting lamp on one side of the music score placement board, and one end of the lighting lamp is connected with a serpentine hose, so that the use angle of the lighting lamp can be better adjusted, and the lighting lamp can increase the brightness of the music score placement board , increasing the functionality of the sheet music rack. However, the above scheme also has the following disadvantages: the music score placement plate and the support base are hinged and supported by a support rod, and the angle of the music score placement plate can be adjusted, but after the angle is adjusted, the above scheme does not disclose how to maintain the adjusted angle. , there are certain defects.

Contents of the invention

The purpose of this utility model is to provide a conveniently adjustable music score placement rack to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a conveniently adjustable music score placement frame, including a base and a music score placement plate, a sleeve is connected to the top of the base, and a support column is inserted into the sleeve. The top of the support column is fixedly connected with an installation platform, the lower side of the music score placement plate is hinged with the installation platform through a bracket, the lower side of the music score placement plate is hinged with a support rod through a bracket, and the lower end of the support rod is connected to the slide The lugs on the block are hinged, and the slider is slidably connected to the chute of the guide rail. A vertical pin is slidably connected to the slider. The upper end of the pin is welded with a circular plate and the lower side of the circular plate is fixed. A first spring is connected, the lower end of the first spring is fixedly connected to the upper side of the slider, and several grooves are equidistantly arranged at the bottom of the slider chute, and the lower end of the pin is inserted through the slider into the In the groove, a baffle is installed on the music score placing plate, and a long waist hole is arranged on the said baffle, and a buckle is slidably connected in the long waist hole.

Preferably, casters are installed on the underside of the base, and both the casing and the support column are of square tube structure.

Preferably, thumb screws are screwed on the upper side of the sleeve, and several round holes matching the thumb screws are provided on the support column.

Preferably, the guide rail is installed on the upper surface of the installation platform, and the guide rail is located at the symmetry line of the installation platform.

Preferably, a second spring is installed on the upper side of the buckle, and the upper end of the second spring is fixedly connected with a pressing rod.

Compared with the prior art, the beneficial effect of the utility model is that the music score placement plate of the utility model is hinged with the lugs on the slider through the support rod, and the inclination angle of the music score placement plate can be adjusted by pushing the slider to move, and the slider is controlled by a pin To fix it, after pulling out the lower end of the pin from the groove, the slider can be moved, which is easy to use and easy to operate, and the buckle for installing the pressing bar can move in the long waist hole, so that it can be used for music books of different sizes.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the utility model side view structure diagram;

Fig. 3 is a partial schematic diagram in the direction of A in Fig. 1 of the present utility model.

In the figure: 1 base, 2 casters, 3 bushings, 4 butterfly screws, 5 support columns, 6 round holes, 7 installation platforms, 8 music score placement plates, 9 support rods, 10 guide rails, 11 baffles, 12 pressure rods, 13 slide blocks, 14 pins, 15 first springs, 16 grooves, 17 buckles, 18 long waist holes, 19 second springs.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a conveniently adjustable music score placement rack, including a base 1 and a music score placement plate 8, a casing 3 is connected to the top of the base 1 in rotation, and the sleeve A support column 5 is plugged into the tube 3, and the top of the support column 5 is fixedly connected with an installation platform 7. The lower side of the music score placement plate 8 is hinged with the installation platform 7 through a bracket. The support rod 9 is hinged through the bracket, and the lower end of the support rod 9 is hinged with the lug on the slider 13, and the slider 13 is slidably connected with the chute of the guide rail 10, and a vertical A pin 14, the upper end of the pin 14 is welded with a disc and the underside of the disc is fixedly connected with a first spring 15, the lower end of the first spring 15 is fixedly connected with the upper side of the slider 13, the The bottom of the chute of the slider 13 is equidistantly provided with several grooves 16, and the lower end of the pin 14 penetrates the slider 13 and is inserted in the groove 16, and the pin 14 is pulled out from the groove 16 to move the slider. block 13, a baffle plate 11 is installed on the music score placement plate 8, and a long waist hole 18 is provided on the said baffle plate 11, and a buckle 17 is slidably connected in the said long waist hole 18, and the buckle 17 is in the shape of a dumbbell, The buckle 17 slides on the long waist hole 18 to adjust the position of the pressing bar 12 .

Specifically, casters 2 are installed on the lower side of the base 1, the casing 3 and the support column 5 are square tube structures, and the casters 2 use universal casters for easy movement.

Specifically, the upper side of the sleeve 3 is screwed with a thumb screw 4, and the support column 5 is provided with several round holes 6 matching the thumb screw 4, and the support column 5 is slidably connected with the sleeve 3. , The extraction or retraction of the support column 5 can adjust the height of the installation platform 7, and after the height is adjusted, the front end of the thumb screw 4 is screwed into the round hole 6 for fixing.

Specifically, the guide rail 10 is installed on the upper surface of the installation platform 7, and the guide rail 10 is located at the symmetry line of the installation platform 7. Pushing the slider 13 to move can adjust the angle between the support rod 9 and the horizontal plane, thereby adjusting the score placement plate 8 inclination.

Specifically, a second spring 19 is installed on the upper side of the buckle 17, and the upper end of the second spring 19 is fixedly connected with a pressure rod 12, which is bent downward, and the pressure rod 12 presses the music score on the music score. Place on board.

Working principle: adjust the height of the installation platform 7 according to the actual needs during use, that is, adjust the height of the music score placement plate 8, the support rod 9 is inserted into the casing 3, and adjust the length of the music score placement plate 8 by adjusting the length of the support rod 9. height, tighten thumb screw 4 to fix the adjusted height. After the music book is unfolded, it is placed on the music score placement board 8, and two pressing rods 12 press the two pages of the unfolded music book respectively. The pressing rod 12 is connected with the buckle 17 through the second spring 19. The buckle 17 is slidably connected with the long waist hole 18, so that the left and right positions of the pressure bar 12 can be adjusted to suit music books of different sizes. The movement can adjust the angle between the support rod 9 and the horizontal plane, thereby adjusting the inclination angle of the music score placement plate 8. The slide block 13 is fixed by the pin 14. Under normal conditions, the first spring 15 pulls the pin 14 downwards and the pin 14 is fixed. The lower end is pressed in the groove 16, so that the slider 13 cannot move. When moving the slider, the pin 14 is drawn upwards, so that the lower end of the pin 14 is drawn out from the groove 16. There are several grooves 16, so the slider The fixed position of 13 can be adjusted.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A conveniently adjustable music score placement rack, including a base (1) and a music score placement plate (8), characterized in that: the upper part of the base (1) is rotatably connected with a sleeve (3), and the sleeve ( 3) A support column (5) is plugged inside, and the top of the support column (5) is fixedly connected to the installation platform (7), and the lower side of the music score placement plate (8) is hinged to the installation platform (7) through the bracket , the lower side of the score placement plate (8) is hinged with a support rod (9) through a bracket, the lower end of the support rod (9) is hinged with the lug on the slider (13), and the slider (13) Slidingly connected with the chute of the guide rail (10), the vertical pin (14) is slidably connected to the slider (13), the upper end of the pin (14) is welded with a circular plate and the lower side of the circular plate A first spring (15) is fixedly connected, the lower end of the first spring (15) is fixedly connected to the upper side of the slider (13), and several grooves are equidistantly arranged at the bottom of the chute of the slider (13) (16), the lower end of the pin (14) passes through the slider (13) and is plugged into the groove (16), and a baffle (11) is installed on the music score placement plate (8), and the baffle (11) is provided with a long waist hole (18), and a buckle (17) is slidably connected to the inside of the long waist hole (18). 2. A conveniently adjustable music score placement stand according to claim 1, characterized in that: casters (2) are installed on the underside of the base (1), and the sleeve (3) and support column (5 ) are square tube structure. 3. A conveniently adjustable music score placement stand according to claim 1, characterized in that: the upper side of the sleeve (3) is screwed with a thumb screw (4), and the support column (5) is Several round holes (6) matching the thumb screws (4) are provided. 4. A conveniently adjustable music score placement stand according to claim 1, characterized in that: the guide rail (10) is installed on the upper surface of the installation platform (7), and the guide rail (10) is located on the installation platform (7) ) at the line of symmetry. 5. A conveniently adjustable music score placement stand according to claim 1, characterized in that: a second spring (19) is installed on the upper side of the buckle (17), and the second spring (19) The upper end is fixedly connected with a depression bar (12).