CN213247498U

CN213247498U - Music stand special for chorus command teaching

Info

Publication number: CN213247498U
Application number: CN202021461871.0U
Authority: CN
Inventors: 李阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-05-25
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a chorus command teaching dedicated music stand relates to teaching aid technical field. The utility model discloses a support, the support includes the bottom plate, the vertical direction of the top fixedly connected with of bottom plate just is the body of rod of cylindrical structure, bearing fixed connection has the extension board of horizontal direction through the top of support, be provided with the plate body that is used for placing the music book on the extension board, the bottom fixedly connected with of extension board and the body of rod are located the semi-circular arc support of same central axis, the interior week side of semi-circular arc support is seted up and is equipped with one row of tooth's socket, fixedly connected with is located semi-circular arc support below and the mounting panel parallel with the extension board on the branch. The utility model discloses a semicircle arc support and the drive assembly that set up on the extension board, the student who can show the music book for different positions through the rotation of plate body watches, has avoided the student who stands in the queue both sides to appear seeing the condition of music book unclear, has improved the quality of chorus teaching.

Description

Music stand special for chorus command teaching

Technical Field

The utility model relates to a teaching aid technical field, concretely relates to chorus command teaching dedicated music stand.

Background

The teaching aid is a model, a real object, a specimen, an instrument, a chart, a slide show and the like for explaining something, and comprises teaching equipment, a teaching instrument, practical training equipment, education equipment, experimental equipment, a teaching specimen, a teaching model and the like. No matter which subject, a certain teaching aid can be used as an auxiliary tool, and the teacher really brings the teaching aid into the teaching process according to needs, so that the teaching aid is selected and used in due time on the basis of reality, the learning interest of students can be stimulated, and the teaching difficulty is highlighted.

When the chorus group is used for teaching and practicing, music scores of chorus songs need to be displayed to students of each chorus group by using a music stand, the number of the chorus groups is generally large, the chorus groups are generally arranged into a team when chorus teaching is carried out, and the students standing on the two sides of the team can not clearly see the music stand, so that the design of the special music stand for chorus command teaching is necessary to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem provided in the above background art, the utility model provides a chorus command teaching dedicated music stand.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a chorus commander teaching dedicated music stand, includes the support, the support includes the bottom plate, the vertical direction of the top fixedly connected with of bottom plate just is the body of rod of cylindrical structure, bearing fixed connection has the extension board of horizontal direction through the top of support, be provided with the plate body that is used for placing the music book on the extension board, the bottom fixedly connected with of extension board and the body of rod are located the semi-circular arc support of same central axis, the interior week side of semi-circular arc support is seted up and is equipped with one row of tooth's socket, fixedly connected with is located semi-circular arc support below and the mounting panel parallel with the extension board on the body of rod, it is connected with the connecting axle of vertical direction to alternate through the bearing on the mounting panel, fixed cup jointing has gear one with tooth's socket engaged with on.

Further, the driving assembly comprises a motor fixedly installed at the bottom of the installation plate, a driving bevel gear is fixedly connected to an output shaft of the motor, and a driven bevel gear meshed with the driving bevel gear is fixedly sleeved on the connecting shaft.

Furthermore, the plate body is hinged to the support plate, a connecting block is hinged to one side, away from the hinged position of the plate body, of the support plate, a rack is hinged to the plate body and inserted into the connecting block, a second motor with an output shaft in the horizontal direction is fixedly mounted on the connecting block, and a second gear meshed with the rack is fixedly connected to the output shaft of the second motor.

Furthermore, a lifting assembly for pushing the support plate to move up and down is arranged on the rod body.

Further, the lifting assembly comprises an electric push rod which is arranged in the rod body in the vertical direction, a piston rod of the electric push rod faces upwards, the tail end of the piston rod is fixedly connected with the support plate, and the mounting plate is fixedly connected to the piston rod of the electric push rod.

The utility model has the advantages as follows:

1. the utility model discloses a semi-circular arc support and the drive assembly that set up on the extension board, effect through drive assembly can drive the connecting axle and rotate, the connecting axle can drive gear one simultaneously and rotate, and the semi-circular arc support can rotate along the central axis of the body of rod through the tooth cooperation with gear one, make the extension board can drive the plate body and rotate, thereby realize that the plate body can control pivoted effect, the rotation through the plate body can watch the student of music book show for different positions, avoided the student of standing in the queue both sides to appear seeing the condition of unclear music book, the quality of chorus teaching has been improved.

2. The utility model discloses a lifting unit who sets up on the body of rod through the activity of electric putter piston rod, can drive the extension board and reciprocate to changed the height of plate body, can put the music book through such design and put suitable highly supplying the student and watch, the actual use of can being more convenient for of such design.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic plan view of the present invention;

FIG. 3 is a schematic view of the cross section along the A-A direction of the present invention;

fig. 4 is a schematic rear view of the three-dimensional structure of the present invention;

fig. 5 is a schematic view of another three-dimensional structure of the present invention;

fig. 6 is an enlarged schematic view of the structure at B in fig. 5 according to the present invention;

reference numerals: 1. a support; 101. a base plate; 102. a rod body; 2. a support plate; 3. a plate body; 4. a semi-circular arc bracket; 5. A tooth socket; 6. mounting a plate; 7. a first gear; 8. a drive assembly; 9. connecting blocks; 10. a rack; 11. a second gear; 12. An electric push rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, a chorus command teaching dedicated music stand comprises a support 1, the support 1 comprises a bottom plate 101, a rod 102 which is in a cylindrical structure and in a vertical direction is fixedly connected to the top of the bottom plate 101, a support plate 2 which is in a horizontal direction is fixedly connected to the top of the support 1 through a bearing, a plate body 3 for placing a music score is arranged on the support plate 2, a semi-circular arc support 4 which is in the same central axis with the rod 102 is fixedly connected to the bottom of the support plate 2, a row of tooth grooves 5 are formed in the inner circumference side of the semi-circular arc support 4, a mounting plate 6 which is positioned below the semi-circular arc support 4 and is parallel to the support plate 2 is fixedly connected to the rod 102, a connecting shaft in the vertical direction is alternately connected to the mounting plate 6 through a bearing, a first gear 7 which is engaged with the tooth grooves, when using this device, can drive the connecting axle through drive assembly 8's effect and rotate, the connecting axle can drive gear 7 simultaneously and rotate, and semi-circular arc support 4 can rotate along the central axis of the body of rod 102 through the tooth cooperation with gear 7, make extension board 2 can drive plate body 3 and rotate, thereby realize plate body 3 pivoted effect about can, the student who can give different positions with the music book show through plate body 3's rotation watches, avoided standing the student in the queue both sides to appear seeing the condition of music book clearly, the quality of chorus teaching has been improved.

Compared with the prior embodiment, the semi-arc-shaped bracket 4 can be replaced by an annular bracket with a circle of tooth grooves 5 formed on the inner peripheral side, so that the plate body 3 can rotate 360 degrees through the rotation of the first gear 7, and the practicability of the device is further improved.

Specifically, as shown in fig. 6, the driving assembly 8 includes a motor fixedly mounted at the bottom of the mounting plate 6, a driving bevel gear is fixedly connected to an output shaft of the motor, a driven bevel gear meshed with the driving bevel gear is fixedly sleeved on a connecting shaft, the driving bevel gear can be driven to rotate by the driving bevel gear through the tooth matching through the rotation of the output shaft of the motor, and meanwhile, the connecting shaft can drive a gear 7 to rotate so as to achieve the purpose of rotating the plate body 3.

Specifically, as shown in fig. 2, fig. 3, plate body 3 articulates on extension board 2, extension board 2 keeps away from that one side of the articulated department of plate body 3 articulates there is connecting block 9, it has rack 10 of grafting in connecting block 9 to articulate on the plate body 3, fixed mounting has the second motor that the output shaft is the horizontal direction on connecting block 9, the second gear that output shaft fixedly connected with and rack 10 engaged with of second motor 11, rotation through two output shafts of motor can drive second gear 11 and rotate, and second gear 11 can make rack 10 slide in connecting block 9 through the tooth cooperation, corresponding activity is gone on at extension board 2 in the activity that plate body 3 can follow connecting block 9 simultaneously, make plate body 3 can change its angle according to the demand, further make things convenient for the student to watch the music book.

Specifically, as shown in fig. 2, in order to enable the plate body 3 to be adjusted according to the height of the student's sight, a lifting assembly for pushing the support plate 2 to move up and down is provided on the rod body 102.

Specifically, as shown in fig. 2, the lifting unit includes the electric putter 12 that is vertical direction and installs at the inside body of rod 102, electric putter 12's piston rod up and the end and the extension board 2 fixed connection of piston rod, mounting panel 6 fixed connection is on electric putter 12's piston rod, through the activity of electric putter 12 piston rod, can drive extension board 2 and reciprocate, thereby the height of plate body 3 has been changed, can put the music book suitable height through such design and supply the student to watch, the actual use that can be more convenient for of such design.

Claims

1. The music stand special for chorus command teaching comprises a support (1), wherein the support (1) comprises a bottom plate (101), the top of the bottom plate (101) is fixedly connected with a rod body (102) which is in a vertical direction and has a cylindrical structure, and is characterized in that the top of the support (1) is fixedly connected with a support plate (2) in a horizontal direction through a bearing, a plate body (3) for placing music scores is arranged on the support plate (2), the bottom of the support plate (2) is fixedly connected with a semi-circular arc support (4) which is positioned at the same central axis with the rod body (102), a row of tooth grooves (5) are arranged on the inner peripheral side of the semi-circular arc support (4), a mounting plate (6) which is positioned below the semi-circular arc support (4) and is parallel to the support plate (2) is fixedly connected with the rod body (102), and a connecting shaft in the vertical direction is alternately, the connecting shaft is fixedly sleeved with a first gear (7) meshed with the tooth grooves (5), and a driving assembly (8) used for driving the connecting shaft to rotate is arranged on the mounting plate (6).

2. The music stand special for chorus command teaching as claimed in claim 1, wherein the driving assembly (8) comprises a motor fixedly mounted at the bottom of the mounting plate (6), a driving bevel gear is fixedly connected to an output shaft of the motor, and a driven bevel gear meshed with the driving bevel gear is fixedly sleeved on the connecting shaft.

3. The music stand special for chorus command teaching according to claim 1, wherein the plate body (3) is hinged on the support plate (2), one side of the support plate (2) far away from the hinged position of the plate body (3) is hinged with a connecting block (9), a rack (10) inserted in the connecting block (9) is hinged on the plate body (3), a second motor with an output shaft in the horizontal direction is fixedly installed on the connecting block (9), and a second gear (11) meshed with the rack (10) is fixedly connected to the output shaft of the second motor.

4. The music stand special for chorus command teaching as claimed in claim 1, wherein the rod body (102) is provided with a lifting component for pushing the support plate (2) to move up and down.

5. The music stand special for chorus command teaching as claimed in claim 4, wherein the lifting assembly comprises an electric push rod (12) vertically installed inside the rod body (102), a piston rod of the electric push rod (12) faces upwards, the tail end of the piston rod is fixedly connected with the support plate (2), and the mounting plate (6) is fixedly connected to the piston rod of the electric push rod (12).