CN215532465U

CN215532465U - Movable music score fixing device

Info

Publication number: CN215532465U
Application number: CN202121840800.6U
Authority: CN
Inventors: 牛璐
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-01-18
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a movable music book fixing device which comprises a base, wherein four corners at the bottom end of the base are fixedly connected with wheels, two sides inside the base are provided with screw rods in a penetrating manner, the top end of the base is fixedly connected with a first telescopic frame, a second telescopic frame is sleeved inside the first telescopic frame, the top end of the second telescopic frame is fixedly connected with a fixing plate, a music book fixing frame is arranged above the fixing plate, two groups of baffle plates are symmetrically arranged on two sides of the music book fixing frame, and the top ends of the baffle plates are movably connected with magnetic pastes. This portable music book fixing device is tied through being provided with first expansion bracket, second expansion bracket, locating hole, spout and locking, has realized altitude mixture control's function, carries out suitable altitude mixture control according to the actual altitude condition, improves use comfort, and the rate of utilization of improving the device is solved that the altitude mixture control of music stand is comparatively troublesome, complex operation, the problem that the easy trouble of music stand can't be adjusted.

Description

Movable music score fixing device

Technical Field

The utility model relates to the technical field of teaching aids, in particular to a movable music score fixing device.

Background

Music is made through the symbol trend, the music book is the method of writing by hand or printing preparation record symbol trend, different cultures and regional development have created different notes register methods, the student learns the music through the music book, put the music book to the music stand and read the study, the music stand function singleness of present stage, the height adjustment of music stand is comparatively troublesome, complex operation, the music stand is easy to break down and can't adjust, can't carry out angle modulation to the music stand, use comfort is relatively poor, the music stand needs artifical transport, inconvenient carrying, the functionality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a movable music score fixing device to solve the problems that the height of a music stand is troublesome to adjust, the music stand is complex to operate, and the music stand is easy to break down and cannot be adjusted in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a portable music book fixing device, includes the base, four corner fixedly connected with wheels of base bottom, the inside both sides of base run through and are provided with the lead screw, the first expansion bracket of top fixedly connected with of base, the inside of first expansion bracket is cup jointed and is provided with the second expansion bracket, the top fixedly connected with fixed plate of second expansion bracket, the top of fixed plate is provided with the music book mount, the bilateral symmetry of music book mount is provided with two sets of baffles, the top swing joint of baffle has the magnet, the top fixedly connected with roof of music book mount, the front end fixedly connected with diaphragm of music book mount bottom, the inside of diaphragm is provided with the spacing groove.

Preferably, a plurality of groups of positioning holes are formed in the first telescopic frame and the second telescopic frame, the positioning holes are arranged in the first telescopic frame and the second telescopic frame at equal intervals, the positioning holes are circular, internal threads are arranged in the positioning holes, locking bolts are movably connected to the outer portions of the positioning holes, and two groups of sliding grooves are symmetrically formed in two sides of the outer portion of the second telescopic frame.

Preferably, the top end of the screw rod is fixedly connected with a first hand wheel, the bottom end of the screw rod is movably connected with a bottom plate, and the bottom end of the bottom plate is fixedly connected with a protective pad.

Preferably, the base is internally provided with internal threads, the internal threads are matched with the external threads of the screw rod, and the screw rod is symmetrically distributed about a vertical bisector of the base.

Preferably, two sets of supports of top fixedly connected with of fixed plate, the support top is provided with fixed the knot, through fixed knot fixed connection between the support, one side of support and the rear end swing joint of music book mount, the hole has been seted up to the inside of support, the outside swing joint of hole has the second hand wheel, the support is about the perpendicular center line symmetric distribution of music book mount.

Preferably, a magnet is arranged inside the top end of the music score fixing frame, and a groove is formed in one side inside the baffle.

Compared with the prior art, the utility model has the beneficial effects that: the movable music score fixing device not only realizes the function of height adjustment, carries out proper height adjustment according to the actual height condition, improves the use comfort level, improves the utilization rate of the device, realizes the function of fixing, is convenient to move, can fix the position of the device when in use, prevents the device from position deviation in the use process, avoids influencing study, realizes the function of angle adjustment, carries out music stand angle adjustment according to the personal use condition, and is simple and convenient to operate;

(1) by arranging the first expansion bracket, the second expansion bracket, the positioning holes, the sliding grooves and the locking bolts, when the device is used, the height is adjusted according to the height of a user, the second expansion bracket is upwards stretched, the stability of the second expansion bracket in the upward movement process is improved through the sliding grooves on the two sides of the second expansion bracket, after the device is moved to a proper position, the locking bolts enter the corresponding positioning holes, the locking bolts are rapidly rotated to fix the position of the second expansion bracket, the second expansion bracket is ensured not to downwards slide, a plurality of groups of positioning holes are arranged, the device is applied to people with different heights, the function of height adjustment is realized, proper height adjustment is performed according to the actual height condition, the use comfort level is improved, and the use rate of the device is improved;

(2) the lead screw, the first hand wheel, the base, the bottom plate and the protective pad are arranged, when the device is used, the first hand wheel is rotated, the first hand wheel drives the lead screw at the bottom end to move downwards in the base, internal threads matched with the lead screw are arranged in the base, the lead screw is convenient to move up and down, the bottom plate at the bottom end of the lead screw moves downwards at the same time until the bottom plate is contacted with the ground, two groups of bottom plates are contacted with the ground at the same time to fix the position of the device, the protective pad is arranged to protect the bottom end of the bottom plate, the service life of the bottom plate is prolonged, the fixing function is realized, the device is convenient to move, when the device is used, the position of the device is fixed, the device is prevented from being shifted in the using process, and learning is prevented from being influenced;

(3) through being provided with support, second hand wheel and fixed knot, highly carrying out angle modulation according to user's position of sitting during the use, carry out the regulation of angle with a set of support, adjust and finish rotating the second hand wheel, the second hand wheel rotates and carries out the angle fixation to the support, prevents that the support from continuing to rotate, is provided with two sets of supports, strengthens the stability of music book mount, has realized angle modulation's function, carries out music book frame angle modulation according to individual in service behavior, and easy operation is convenient.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a front view of the first telescopic frame of the present invention;

FIG. 3 is a schematic structural view of a cross section of a lead screw according to the present invention;

fig. 4 is a schematic side view of the music score fixing frame of the present invention.

In the figure: 1. a wheel; 2. a base plate; 3. a screw rod; 4. a base; 5. a first hand wheel; 6. a first telescopic frame; 7. positioning holes; 8. a locking bolt; 9. a fixing plate; 10. a baffle plate; 11. magnetic pasting; 12. a top plate; 13. a music score fixing frame; 14. a transverse plate; 15. a second telescopic frame; 16. a chute; 17. a protective pad; 18. a second hand wheel; 19. a limiting groove; 20. a fixing buckle; 21. and (4) a bracket.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-4, a movable music book fixing device comprises a base 4, wheels 1 are fixedly connected at four corners of the bottom end of the base 4, a first telescopic frame 6 is fixedly connected at the top end of the base 4, a second telescopic frame 15 is sleeved inside the first telescopic frame 6, a music book fixing frame 13 is arranged above a fixing plate 9, two groups of baffle plates 10 are symmetrically arranged at two sides of the music book fixing frame 13, the top ends of the baffle plates 10 are movably connected with magnetic pastes 11, a top plate 12 is fixedly connected at the top end of the music book fixing frame 13, a transverse plate 14 is fixedly connected at the front end of the bottom of the music book fixing frame 13, and a limit groove 19 is arranged inside the transverse plate 14;

a plurality of groups of positioning holes 7 are formed in the first telescopic frame 6 and the second telescopic frame 15, the positioning holes 7 are arranged in the first telescopic frame 6 and the second telescopic frame 15 at equal intervals, the positioning holes 7 are circular, internal threads are formed in the positioning holes 7, locking bolts 8 are movably connected to the outer portions of the positioning holes 7, and two groups of sliding grooves 16 are symmetrically formed in two sides of the outer portion of the second telescopic frame 15;

specifically, as shown in fig. 1 and 2, by being provided with the first expansion bracket 6, the second expansion bracket 15, the positioning hole 7, the sliding groove 16 and the locking bolt 8, during use, height adjustment is performed according to the height of a user, the second expansion bracket 15 is upwards stretched, the sliding grooves 16 on two sides of the second expansion bracket 15 are used for improving the stability of the second expansion bracket 15 during upwards moving, after the second expansion bracket 15 is moved to a proper position, the locking bolt 8 enters the corresponding positioning hole 7, the locking bolt 8 is rapidly rotated, position fixing is performed on the second expansion bracket 15, it is ensured that the second expansion bracket 15 cannot downwards slide, a plurality of groups of positioning holes 7 are arranged, application is provided for people with different heights, the function of height adjustment is realized, proper height adjustment is performed according to the actual height condition, the use comfort level is improved, and the utilization rate of the device is improved.

Example 2: the two sides of the interior of the base 4 are provided with screw rods 3 in a penetrating manner, the top ends of the screw rods 3 are fixedly connected with first hand wheels 5, the bottom ends of the screw rods 3 are movably connected with a bottom plate 2, and the bottom ends of the bottom plate 2 are fixedly connected with a protective pad 17;

an internal thread is arranged inside the base 4 and is matched with the external thread of the screw rod 3, and the screw rod 3 is symmetrically distributed about a vertical bisector of the base 4;

specifically, as shown in fig. 1 and 3, through being provided with lead screw 3, first hand wheel 5, base 4, bottom plate 2 and protection pad 17, rotate first hand wheel 5 during the use, lead screw 3 that first hand wheel 5 drove the bottom is at the inside downstream of base 4, the inside of base 4 is provided with the internal thread identical with lead screw 3, make things convenient for lead screw 3 to reciprocate, bottom plate 2 of lead screw 3 bottom downstream simultaneously, until bottom plate 2 contact ground, two sets of bottom plate 2 contact ground carries out rigidity to the device simultaneously, be provided with protection pad 17, protect bottom plate 2's bottom, the life of extension bottom plate 2, fixed function has been realized, the device is convenient to move, can carry out rigidity to the device during the use, prevent that offset from appearing in the use, avoid influencing the study.

Example 3: the top end of the second telescopic frame 15 is fixedly connected with a fixing plate 9, the top end of the fixing plate 9 is fixedly connected with two groups of brackets 21, fixing buckles 20 are arranged above the brackets 21, the brackets 21 are fixedly connected through the fixing buckles 20, one side of each bracket 21 is movably connected with the rear end of the music book fixing frame 13, a hole is formed in each bracket 21, a second hand wheel 18 is movably connected to the outer part of each hole, and the brackets 21 are symmetrically distributed about the vertical center line of the music book fixing frame 13;

a magnet is arranged inside the top end of the music book fixing frame 13, and a groove is formed in one side inside the baffle plate 10;

specifically, as shown in fig. 1 and 4, the bracket 21, the second hand wheel 18 and the fixing buckle 20 are arranged, so that the angle of the bracket 21 can be adjusted according to the sitting posture height of a user during use, the second hand wheel 18 can be rotated after the adjustment is finished, the bracket 21 can be fixed by rotating the second hand wheel 18, the bracket 21 can be prevented from rotating continuously, the two groups of brackets 21 are arranged, the stability of the music score fixing frame 13 can be enhanced, the angle adjusting function can be realized, the music score frame can be adjusted according to the personal use condition, and the operation is simple and convenient.

The working principle is as follows: when the device is used, a user moves the device to a proper position through the wheels 1 at the bottom end of the base 4, then simultaneously rotates the two groups of first hand wheels 5, the first hand wheels 5 drive the screw rod 3 fixedly connected with the bottom end to move downwards in the base 4, internal threads matched with the screw rod 3 are arranged in the base 4, so that the screw rod 3 can conveniently move up and down, the bottom plate 2 at the bottom end of the screw rod 3 simultaneously moves downwards until the bottom plate 2 contacts the ground, the two groups of bottom plates 2 simultaneously contact the ground to fix the position of the device, the protection pad 17 protects the bottom plate 2, the service life of the bottom plate 2 is prolonged, angle adjustment is carried out according to the sitting posture height of the user, one group of supports 21 is subjected to angle adjustment, the second hand wheel 18 is rotated after the adjustment is finished, the second hand wheel 18 rotates to carry out angle fixation on the supports 21, the supports 21 are prevented from continuing to rotate, and after the two groups of supports 21 are adjusted, strengthen music book mount 13's stability, the adjustment finishes, place the music book in the spacing groove 19 of music book mount 13 bottom front end, diaphragm 14 through the bottom fixes the music book with the baffle 10 of both sides, recycle magnetic paste 11 and fix the music book at the front end of music book mount 13, prevent that the music book from dropping, one side of baffle 10 is provided with the recess, the person of facilitating the use browses the music book, finish using, first hand wheel 5 of opposite direction rotation, lead screw 3 that first hand wheel 5 drove the bottom is rebound in base 4, leave ground until bottom plate 2, the mobile device deposits.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A portable music book fixing device, includes base (4), its characterized in that: the four corners of the bottom end of the base (4) are fixedly connected with wheels (1), two sides of the inside of the base (4) are provided with screw rods (3) in a penetrating way, a first telescopic frame (6) is fixedly connected with the top end of the base (4), a second telescopic frame (15) is sleeved inside the first telescopic frame (6), a fixed plate (9) is fixedly connected with the top end of the second telescopic frame (15), a music score fixed frame (13) is arranged above the fixed plate (9), two groups of baffles (10) are symmetrically arranged at two sides of the music score fixing frame (13), the top end of the baffle (10) is movably connected with a magnetic sticker (11), the top end of the music score fixing frame (13) is fixedly connected with a top plate (12), the music book holder is characterized in that a transverse plate (14) is fixedly connected to the front end of the bottom of the music book holder (13), and a limiting groove (19) is formed in the transverse plate (14).

2. The portable music score fixing device of claim 1, wherein: the multi-group positioning holes (7) are formed in the first telescopic frame (6) and the second telescopic frame (15), the positioning holes (7) are arranged in the first telescopic frame (6) and the second telescopic frame (15) at equal intervals, the positioning holes (7) are circular, internal threads are arranged in the positioning holes (7), locking bolts (8) are movably connected to the outer portions of the positioning holes (7), and two sets of sliding grooves (16) are symmetrically arranged on two sides of the outer portion of the second telescopic frame (15).

3. The portable music score fixing device of claim 1, wherein: the top fixedly connected with first hand wheel (5) of lead screw (3), the bottom swing joint of lead screw (3) has bottom plate (2), the bottom fixedly connected with protection pad (17) of bottom plate (2).

4. The portable music score fixing device of claim 1, wherein: the screw rod is characterized in that internal threads are arranged inside the base (4) and are matched with external threads of the screw rod (3), and the screw rod (3) is symmetrically distributed about a perpendicular bisector of the base (4).

5. The portable music score fixing device of claim 1, wherein: the top fixedly connected with two sets of supports (21) of fixed plate (9), support (21) top is provided with fixed knot (20), through fixed knot (20) fixed connection between support (21), the rear end swing joint of one side and music book mount (13) of support (21), the hole has been seted up to the inside of support (21), the outside swing joint of hole has second hand wheel (18), support (21) are about the perpendicular center line symmetric distribution of music book mount (13).

6. The portable music score fixing device of claim 1, wherein: the music score fixing frame is characterized in that a magnet is arranged inside the top end of the music score fixing frame (13), and a groove is formed in one side inside the baffle (10).