CN215501752U

CN215501752U - Vocal music training auxiliary device

Info

Publication number: CN215501752U
Application number: CN202121809723.8U
Authority: CN
Inventors: 潘栗; 田野; 贾译然
Original assignee: Mudanjiang Normal University
Current assignee: Mudanjiang Normal University
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-14
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a vocal music training auxiliary device which comprises a chassis and a vertical frame fixed on the chassis, wherein a threaded supporting tube is movably sleeved at the top of the vertical frame, a placing frame is fixedly installed at the top end of the threaded supporting tube, an auxiliary backup plate is rotatably installed on the placing frame along the front-back direction, a music book is placed on the front side of the auxiliary backup plate, and elastic clamping pieces used for positioning the edge of the music book are respectively and fixedly connected to two sides of the front side of the auxiliary backup plate. According to the auxiliary device for vocal music training, the front and back inclination angles of the auxiliary back plate and the music book can be adjusted according to actual needs in the process of assisting people in performing vocal music training, the overall height can be adjusted, the use needs of trainees with different heights can be met, the trouble that the inclination angle needs to be adjusted manually in the prior art is avoided, the structure is simple, and people can conveniently adjust the inclination angle.

Description

Vocal music training auxiliary device

Technical Field

The utility model relates to the technical field of vocal music training assistance, in particular to a vocal music training assistance device.

Background

Vocal music refers to a music form sung by human voice, which is a pleasant, continuous and rhythmic sound given by taking the vocal cords of human as the main part and cooperating with the oral cavity, tongue and nasal cavity to act on breath.

It is known that persons who learn vocal music and practice vocal music use a vocal music rack to assist learners in vocal music training. The prior art CN210353733U discloses a vocal music training auxiliary device, which is simple in structure and light in weight, and facilitates carrying and storage of users, reduces burden of users, and facilitates playing and teaching.

However, the existing auxiliary device for vocal music training is relatively fixed in structure, and the overall height cannot be adjusted according to actual needs, so that the auxiliary device is difficult to adapt to the use needs of vocal music trainers with different heights; moreover, the inclination angle of the vocal music placing rack can not be adjusted, manual adjustment is often needed, and the operation is troublesome, so that the problems in the prior art need to be improved, and the problems are solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a vocal music training auxiliary device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a vocal music training auxiliary device comprises a chassis and a vertical frame fixed on the chassis, wherein a threaded supporting tube is movably sleeved at the top of the vertical frame, a placing frame is fixedly installed at the top end of the threaded supporting tube, an auxiliary backup plate is rotatably installed on the placing frame along the front-back direction, a music book is placed on the front side of the auxiliary backup plate, and two sides of the front side of the auxiliary backup plate are respectively and fixedly connected with an elastic clamping piece for positioning the edge of the music book;

rotating seats are fixedly arranged on both sides of the rear side of the upper surface of the placing frame, rotating pins are fixedly connected to the bottoms of both sides of the auxiliary backup plate, and the outer ends of the rotating pins are rotatably arranged on the rotating seats; the bottom of the auxiliary backup plate is fixedly connected with a semicircular gear, a movable cavity is arranged on the placing frame, a telescopic motor is fixedly arranged on the inner wall of the front side of the movable cavity, the output end of the telescopic motor is fixedly connected with a straight rack which is arranged along the front-back direction, and the bottom side of the semicircular gear extends into the movable cavity and is meshed with the straight rack;

be equipped with the groove of cup jointing and be located the cavity of cup jointing the groove below on the grudging post, and the bottom portion slidable mounting of screw thread stay tube has step motor in the groove of cup jointing, and step motor's output fixedly connected with screw rod, and the top of screw rod extend to in the screw thread stay tube and with screw thread stay tube threaded connection.

Preferably, the bottoms of the two sides of the threaded supporting tube are respectively provided with a sliding block, the inner walls of the two sides of the sleeving groove are respectively provided with a sliding groove, and the sliding blocks are slidably arranged in the sliding grooves.

Preferably, the inner wall of the top of the cavity is fixedly sleeved with a bearing, and the screw is rotatably arranged on the bearing.

Preferably, a through hole is formed in the inner wall of the top of the movable cavity, and the bottom side of the semicircular gear rotatably penetrates through the through hole.

Preferably, the right side top of grudging post is provided with the battery and sets up the controller in the battery outside, and battery and controller all with step motor, flexible motor electricity be connected.

Preferably, the bottom of the chassis is also provided with a universal caster wheel with a foot brake.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the straight rack is driven to move back and forth by the stretching of the telescopic motor, and the straight rack is in meshing transmission with the semicircular gear when moving back and forth, so that the auxiliary backup plate can be rotationally adjusted forwards or backwards on the rotating seat through the rotating pin, and the front and back inclination angles of the auxiliary backup plate and the music book can be adjusted according to actual requirements;

2. in the utility model, the screw rod is driven to rotate positively and negatively by the stepping motor, the screw rod rotates relative to the threaded supporting tube when rotating, and meanwhile, the threaded supporting tube is in sliding guide fit with the sliding chute through the sliding blocks on the two sides, so that the threaded supporting tube can carry out up-and-down thread transmission on the screw rod when rotating, and the threaded supporting tube drives the placing rack, the auxiliary backup plate and the whole height of a music book to carry out lifting adjustment when moving up and down so as to adapt to the use requirements of vocal music trainers with different heights;

in summary, the auxiliary device for vocal music training of the present invention can not only adjust the front and back tilt angles of the auxiliary backing plate and the music score according to the actual needs, but also adjust the overall height to meet the use needs of trainees with different heights, and simultaneously avoid the trouble of manually adjusting the tilt angle in the past, and has a simple structure, which is convenient for people to adjust.

Drawings

Fig. 1 is a schematic structural diagram of a vocal training aid according to the present invention;

FIG. 2 is a partial schematic view of the placement frame and the auxiliary backup plate according to the present invention;

FIG. 3 is a schematic side view of the placement frame and the auxiliary backup plate of the present invention;

fig. 4 is a schematic view of the lifting structure between the stand and the threaded support tube according to the present invention. In the figure: 1. a chassis; 2. erecting a frame; 201. a sleeving groove; 202. a cavity; 203. a stepping motor; 204. a screw; 205. a slider; 206. a chute; 3. a threaded support tube; 4. placing a rack; 401. a movable cavity; 402. a telescopic motor; 403. straight rack; 404. a semi-circular gear; 5. an auxiliary backup plate; 501. an elastic clip; 502. a rotation pin; 503. a rotating seat; 6. a music score; 7. a storage battery; 8. and a controller.

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.

Referring to fig. 1-4, an auxiliary device for vocal music training comprises a chassis 1 and a stand 2 fixed on the chassis 1, wherein a threaded support tube 3 is movably sleeved on the top of the stand 2, a placing frame 4 is fixedly installed at the top end of the threaded support tube 3, an auxiliary backup plate 5 is rotatably installed on the placing frame 4 along the front-back direction, a music score 6 is placed on the front side of the auxiliary backup plate 5, and two sides of the front side of the auxiliary backup plate 5 are respectively and fixedly connected with an elastic clamping piece 501 for positioning the edge of the music score 6;

rotating seats 503 are fixedly arranged on both sides of the rear side of the upper surface of the placing frame 4, rotating pins 502 are fixedly connected to the bottoms of both sides of the auxiliary backup plate 5, and the outer ends of the rotating pins 502 are rotatably arranged on the rotating seats 503; a semicircular gear 404 is fixedly connected to the bottom of the auxiliary backup plate 5, a movable cavity 401 is arranged on the placing frame 4, a telescopic motor 402 is fixedly installed on the inner wall of the front side of the movable cavity 401, a spur rack 403 arranged in the front-back direction is fixedly connected to the output end of the telescopic motor 402, and the bottom side of the semicircular gear 404 extends into the movable cavity 401 and is meshed with the spur rack 403;

the vertical frame 2 is provided with a sleeve groove 201 and a cavity 202 located below the sleeve groove 201, the bottom end of the threaded support tube 3 is slidably mounted in the sleeve groove 201, a stepping motor 203 is fixedly mounted in the cavity 202, the output end of the stepping motor 203 is fixedly connected with a screw 204, and the top end of the screw 204 extends into the threaded support tube 3 and is in threaded connection with the threaded support tube 3. According to the auxiliary device for vocal music training, the front and back inclination angles of the auxiliary backing plate 5 and the music score 6 can be adjusted according to actual needs in the process of assisting people in performing vocal music training, the overall height can be adjusted, the use needs of trainers with different heights can be met, the trouble that the inclination angle needs to be adjusted manually in the prior art is avoided, the structure is simple, and people can conveniently adjust the inclination angle.

In this example, the bottom of the two sides of the threaded support tube 3 are both provided with a sliding block 205, the inner walls of the two sides of the sleeving groove 201 are both provided with a sliding groove 206, and the sliding block 205 is slidably mounted in the sliding groove 206.

In this example, a bearing is fixedly sleeved on the inner wall of the top of the cavity 202, and the screw 204 is rotatably mounted on the bearing; a through hole is formed in the inner wall of the top of the movable cavity 401, and the bottom side of the semicircular gear 404 rotatably penetrates through the through hole.

In this example, a storage battery 7 and a controller 8 arranged outside the storage battery 7 are arranged at the top of the right side of the stand 2, and both the storage battery 7 and the controller 8 are electrically connected with the stepping motor 203 and the telescopic motor 402; the bottom of the chassis 1 is also provided with a universal caster wheel with a foot brake.

In the vocal music training auxiliary device, in use, a music score 6 is pressed and fixed at the edge through an elastic clamping piece 501, so that the music score 6 can be positioned and fixed on an auxiliary backing plate 5, and people can be assisted in vocal music training; the front and back angles of the auxiliary backup plate 5 and the music score 6 can be adjusted according to actual needs, namely, the straight rack 403 is driven to move back and forth by the extension and contraction of the output end of the extension and contraction motor 402, and the straight rack 403 is in meshing transmission with the semicircular gear 404 when moving back and forth, so that the auxiliary backup plate 5 can be rotationally adjusted forwards or backwards on the rotating seat 503 through the rotating pin 502, and the front and back inclination angles of the auxiliary backup plate 5 and the music score 6 can be adjusted according to actual needs;

and, can also adjust overall height, so as to satisfy different height trainers ' use needs, drive screw rod 204 through step motor 203 and just reversing promptly, screw rod 204 rotates with screw thread stay tube 3 relatively when rotating, screw thread stay tube 3 still passes through the slider 205 and the spout 206 sliding guide cooperation of both sides simultaneously, like this screw rod 204 rotates, can make screw thread stay tube 3 go on screw rod 204 screw thread transmission from top to bottom, and screw thread stay tube 3 drives rack 4 and supplementary backup plate 5 again when reciprocating, music book 6's overall height goes up and down to adjust, so as to adapt to different height vocal music trainers ' use needs.

In summary, the auxiliary device for vocal music training of the present invention can not only adjust the front and back tilt angles of the auxiliary backing plate 5 and the music score 6 according to the actual needs, but also adjust the overall height to meet the use needs of trainees with different heights, and avoid the trouble of manually adjusting the tilt angle in the past, and has a simple structure, which is convenient for people to adjust.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a vocal music training auxiliary device, includes chassis (1) and grudging post (2) of fixing on chassis (1), its characterized in that, the top activity of grudging post (2) has cup jointed screw thread stay tube (3), the top fixed mounting of screw thread stay tube (3) has rack (4), rotate along the fore-and-aft direction on rack (4) and install supplementary backup plate (5), music book (6) have been placed to the front side of supplementary backup plate (5), and the both sides of supplementary backup plate (5) front side still respectively fixedly connected with be used for carrying out the elasticity clamping piece (501) of location to music book (6) edge;

rotating seats (503) are fixedly arranged on two sides of the rear side of the upper surface of the placing rack (4), rotating pins (502) are fixedly connected to the bottoms of two sides of the auxiliary backup plate (5), and the outer ends of the rotating pins (502) are rotatably arranged on the rotating seats (503); a semicircular gear (404) is fixedly connected to the bottom of the auxiliary backup plate (5), a movable cavity (401) is arranged on the placement frame (4), a telescopic motor (402) is fixedly mounted on the inner wall of the front side of the movable cavity (401), a spur rack (403) is fixedly connected to the output end of the telescopic motor (402) and arranged in the front-back direction, and the bottom side of the semicircular gear (404) extends into the movable cavity (401) and is meshed with the spur rack (403);

be equipped with on grudging post (2) and overlap groove (201) and cavity (202) that are located overlap groove (201) below, and the bottom portion slidable mounting of screw thread stay tube (3) has step motor (203) in overlapping groove (201), fixed mounting has step motor (203) in cavity (202), the output fixedly connected with screw rod (204) of step motor (203), and the top of screw rod (204) extend to in screw thread stay tube (3) and with screw thread stay tube (3) threaded connection.

2. The vocal music training auxiliary device according to claim 1, wherein the bottom of the two sides of the threaded support tube (3) are provided with sliding blocks (205), the inner walls of the two sides of the sleeving groove (201) are provided with sliding grooves (206), and the sliding blocks (205) are slidably mounted in the sliding grooves (206).

3. A vocal training aid according to claim 1, wherein a bearing is fixed to the inner wall of the top portion of said cavity (202), and said screw (204) is rotatably mounted on said bearing.

4. A vocal training aid according to claim 1, wherein a through hole is provided on the inner wall of the top of said movable chamber (401), and the bottom side of said semi-circular gear (404) is rotatably inserted through said through hole.

5. A vocal training auxiliary device according to claim 1, wherein a storage battery (7) and a controller (8) arranged outside the storage battery (7) are arranged on the top of the right side of the stand (2), and the storage battery (7) and the controller (8) are electrically connected with the stepping motor (203) and the telescopic motor (402).

6. A vocal training aid according to claim 1, wherein the bottom of said chassis (1) is further equipped with casters with foot brakes.