CN209825628U - Portable music stand for music performance - Google Patents

Abstract

A portable music stand for playing music relates to the technical field of musical instrument playing auxiliary equipment; a screw rod is inserted in the center of the inner part of the base, a screw nut is screwed at the middle end of the screw rod, a plurality of connecting pieces are distributed on the screw nut at equal angles, the connecting piece is screwed with the support legs through bolts, the connecting piece on the left side wall is fixed with a guide sheet, the guide sheet is inserted in the groove at the left side in the base, after the upper end of the screw rod passes through the upper end of the base, inserted into the support column, the lower end of the support column is screwed with the inner side wall of the upper side of the base through a bearing, the lower end of the sleeve is sleeved on the upper end of the screw rod, the upper end of the sleeve is inserted with an inserted rod and fixed through a bolt, the upper end of the inserted rod is fixedly connected with the rear side wall of the placing plate, the support legs can drive the screw nut to move up and down through rotating the screw rod, thereby driving the support legs to extend out and retract in, the support rod is telescopic, can be contracted, thereby being convenient to carry and having the advantages of simple structure, reasonable arrangement, low manufacturing cost and the like.

Description

Portable music stand for music performance

Technical Field

The utility model relates to a musical instrument plays auxiliary assembly technical field, concretely relates to portable music is played and is used music stand.

Background

Music stand is essential equipment in music teaching and performance, its main function is put and fixed music book, so that the player reads the music book content at the performance in-process, thereby guarantee to play and can go on smoothly, current music stand comprises the supporting part with put the panel usually, the supporting part can be used to promote the height, it is used for putting the music book to put the panel, but the structure of this kind of support is complicated, height control is more troublesome, and the dismouting is inconvenient, be not convenient for carry and transport, treat urgently and improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a simple structure, reasonable in design, convenient to use's portable music is played and is used music stand, and the rotatory lead screw of its stabilizer blade accessible drives the screw and reciprocates to it stretches out and takes in and go to drive the stabilizer blade, and the bracing piece is the telescopic, can be with its shrink, thereby can conveniently carry.

In order to achieve the above object, the utility model adopts the following technical scheme: the device comprises a base, supporting columns and a placing plate, wherein the supporting columns are inserted into the upper end of the base, and the placing plate is fixed at the top ends of the supporting columns; the base is of a hollow structure, a screw rod is inserted in the center of the interior of the base, a screw nut is screwed at the middle end of the screw rod, a plurality of connecting pieces are distributed on the screw nut at equal angles, the connecting piece is screwed with a support leg through a bolt, the support leg is suspended below the nut and is arranged in the base, the connecting piece on the left side wall is fixed with a guide sheet, the guide sheet is inserted in a groove at the left side in the base, the groove and the inner side wall of the base are of an integrated structure, the upper end of the screw rod penetrates through the upper end of the base and then is inserted in the support column, and is fixedly connected, the lower end of the supporting column is screwed with the inner side wall of the upper side of the base through a bearing, the supporting column is composed of a sleeve and an inserted link, the lower end of the sleeve is sleeved on the upper end of the screw rod and is fixedly connected with the screw rod, an inserting rod is inserted into the upper end of the sleeve and is fixed through a bolt, and the upper end of the inserting rod is fixedly connected with the rear side wall of the placing plate.

Further, be fixed with the gear on the right side wall of inserted bar upper end, the cover is equipped with the bull stick on the gear, and connects soon through the bolt, is equipped with limiting plate and spring in the bull stick, the left end of this spring and the right-hand member fixed connection of limiting plate, and the right-hand member of spring is contradicted and is set up on the inside wall of bull stick right-hand member, the protruding inconsistent setting of tooth on with the gear of limiting plate left end is fixed with the connecting rod on the right side wall of limiting plate, and this connecting rod passes the right side wall of spring bull stick in proper order after, with the left side wall fixed connection who places the board.

Further, the placing plate is an L-shaped plate, and a baffle is fixed at the right end of the transverse plate of the placing plate.

Furthermore, a limiting block is fixed at the lower end of the screw rod and is suspended below the base.

Furthermore, a handle is fixed on the outer side wall of the right side of the sleeve, and two ends of the handle are respectively fixed on the upper end and the lower end of the outer side wall of the right side of the sleeve.

Furthermore, a sponge layer is sleeved on the middle end of the handle.

After the structure is adopted, the utility model discloses beneficial effect does: a music stand is used in portable music performance, the rotatory lead screw of its stabilizer blade accessible drives the screw and reciprocates to drive the stabilizer blade and stretch out and receive in, the bracing piece is the telescopic, can be with its shrink, thereby can conveniently carry, the utility model has the advantages of simple structure sets up rationally, the cost of manufacture is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a cross-sectional view of the present invention before use.

Fig. 2 is a sectional view of the present invention in use.

Fig. 3 is an enlarged view of a portion a in fig. 1.

Fig. 4 is an enlarged view of a portion B in fig. 1.

Description of reference numerals:

the device comprises a base 1, a supporting column 2, a placing plate 3, a screw rod 4, a nut 5, a connecting piece 6, support legs 7, a guide sheet 8, a groove 9, a sleeve 10, an inserted link 11, a gear 12, a rotating rod 13, a limiting plate 14, a spring 15, a connecting rod 16, a baffle 17, a limiting block 18, a handle 19 and a sponge layer 20.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1 to 4, the technical solution adopted by the present embodiment is: the device comprises a base 1, a support column 2 and a placing plate 3, wherein the support column 2 is inserted into the upper end of the base 1, and the placing plate 3 is fixed at the top end of the support column 2; the base 1 is of a hollow structure, a screw rod 4 is inserted into the center inside the base 1, a screw nut 5 is screwed at the middle end of the screw rod 4, a plurality of connecting pieces 6 are distributed on the screw nut 5 at equal angles and are welded and fixed, a support leg 7 is screwed on each connecting piece 6 through a bolt, the support leg 7 is suspended below the screw nut 5 and is arranged in the base 1, a guide sheet 8 is welded and fixed on each connecting piece 6 on the left side wall inside the base 1, each guide sheet 8 is inserted into a groove 9 on the left side inside the base 1, the groove 9 and the inner side wall of the base 1 are of an integral structure, the upper end of the screw rod 4 is inserted into the support column 2 after penetrating through the upper end of the base 1 and is welded and fixed, the lower end of the support column 2 is screwed with the inner side wall on the upper side of the base 1 through a bearing, the bearing is embedded in the base 1, the outer ring of the bearing is welded, the support column 2 comprises a sleeve 10 and an inserted bar 11, the lower end of the sleeve 10 is sleeved on the upper end of the screw rod 4 and fixedly connected with the screw rod through a bolt, the inserted bar 11 is inserted into the upper end of the sleeve 10 and fixed through a bolt, and the upper end of the inserted bar 11 is welded and fixed with the rear side wall of the placing plate 3.

Further, welded fastening has gear 12 on the right side wall of inserted bar 11 upper end, and the cover is equipped with bull stick 13 on the gear 12, and connects soon through the bolt, is equipped with limiting plate 14 and spring 15 in the bull stick 13, and the left end of this spring 15 and the right-hand member welded fastening of limiting plate 14, and the right-hand member of spring 15 is contradicted and is set up on the inside wall of bull stick 13 right-hand member, the protruding of limiting plate 14 left end and the inconsistent setting of tooth on the gear 12, welded fastening has connecting rod 16 on the right side wall of limiting plate 14, and this connecting rod 16 passes behind the right side wall of spring 15, bull stick 13 in proper order, with the left side wall welded fastening who places board 3.

Further, place board 3 be the L template, welded fastening has baffle 17 on the right-hand member of placing board 3 diaphragm, can prevent that the music book from placing board 3 and landing.

Furthermore, a limiting block 18 is fixedly welded at the lower end of the screw rod 4, and the limiting block 18 is suspended below the base 1, so that the screw nut 5 can be prevented from sliding off the screw rod 4.

Furthermore, a handle 19 is welded and fixed on the outer side wall of the right side of the sleeve 10, two ends of the handle 19 are respectively welded and fixed on the upper end and the lower end of the outer side wall of the right side of the sleeve 10, and the device can be screwed up by holding the handle 19, so that the carrying is convenient.

Furthermore, a sponge layer 20 is sleeved on the middle end of the handle 19, so that the holding feeling of the handle 19 can be improved.

The working principle of the specific embodiment is as follows: the handle 19 is held by hand, the device is carried to the place where the playing is needed, the base 1 is rotated manually, the guide piece 8 drives the screw nut 5 to rotate, thereby leading the screw nut 5 to move downwards on the screw rod 4, leading the screw nut 5 to drive the support leg 7 to move downwards until the lower surface of the screw nut 5 is butted with the limiting block 18, manually separating the support leg 7 outwards, then the supporting feet 7 are supported on the ground, then the bolt at the upper end of the sleeve 10 is loosened, the inserted rod 11 is lifted upwards to the required position, the bolt is screwed down and fixed, the placing frame is pulled to the right by hand, so that the bulge at the left side of the limit plate 14 is separated from the gear 12, at the moment, the spring 15 is compressed, then, according to the angle that needs turn well, loosen and place board 3, spring 15 kick-backs, and the arch under limiting plate 14 blocks on gear 12 again, then can place the music book and place on board 3 for the player reads.

After adopting above-mentioned structure, this embodiment beneficial effect does:

1. the support legs 7 can drive the screw nuts 5 to move up and down through the rotary screw rod 4, so that the support legs 7 are driven to extend out and retract, and the support rods are telescopic and can be retracted, so that the carrying is convenient;

2. the rack passes through bull stick 13 and connects soon on gear 12, and when needs angle regulation, accessible pulling limiting plate 14 drives bull stick 13 and rotates, rotates when the angle of needs, and the arch on the rethread limiting plate 14 is established fixedly with gear 12 card to reach angle regulation's function.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (6)

1. A portable music stand for playing music comprises a base (1), a support column (2) and a placing plate (3), wherein the support column (2) is inserted into the upper end of the base (1), and the placing plate (3) is fixed at the top end of the support column (2); the method is characterized in that: the base (1) is of a hollow structure, a screw rod (4) is inserted into the center inside the base (1), a screw nut (5) is screwed at the middle end of the screw rod (4), a plurality of connecting pieces (6) are distributed on the screw nut (5) at equal angles, a supporting leg (7) is screwed on each connecting piece (6) through a bolt, each supporting leg (7) is suspended below the screw nut (5) and arranged in the base (1), a guide sheet (8) is fixed on each connecting piece (6) on the left side wall, each guide sheet (8) is inserted into a groove (9) on the left side inside the base (1), each groove (9) and the inner side wall of the base (1) are of an integral structure, the upper end of the screw rod (4) penetrates through the upper end of the base (1) and then is inserted into the support column (2) and is fixedly connected, the lower end of the support column (2) is screwed with the inner side wall on the upper side of the base (1, support column (2) constitute by sleeve pipe (10) and inserted bar (11), the lower pot head of this sleeve pipe (10) is established on the upper end of lead screw (4), and fixed connection, the upper end interpolation of sleeve pipe (10) is equipped with inserted bar (11), and passes through the bolt fastening, the upper end of inserted bar (11) with place the back lateral wall fixed connection of board (3).

2. A portable music stand for performing music according to claim 1, wherein: be fixed with gear (12) on the right side wall of inserted bar (11) upper end, the cover is equipped with bull stick (13) on gear (12), and connects through the bolt soon, is equipped with limiting plate (14) and spring (15) in bull stick (13), and the left end of this spring (15) and the right-hand member fixed connection of limiting plate (14), the right-hand member of spring (15) is contradicted and is set up on the inside wall of bull stick (13) right-hand member, the tooth inconsistent setting on the arch of limiting plate (14) left end and gear (12) is fixed with connecting rod (16) on the right side wall of limiting plate (14), and after this connecting rod (16) passed the right side wall of spring (15), bull stick (13) in proper order, with the left side wall fixed connection who places board (3).

3. A portable music stand for performing music according to claim 1, wherein: the placing plate (3) is an L-shaped plate, and a baffle (17) is fixed at the right end of the transverse plate of the placing plate (3).

4. A portable music stand for performing music according to claim 1, wherein: the lower end of the screw rod (4) is fixed with a limiting block (18), and the limiting block (18) is arranged below the base (1) in a suspending mode.

5. A portable music stand for performing music according to claim 1, wherein: a handle (19) is fixed on the outer side wall of the right side of the sleeve (10), and two ends of the handle (19) are respectively fixed on the upper end and the lower end of the outer side wall of the right side of the sleeve (10).

6. A portable music stand for playing music according to claim 5, wherein: the middle end of the handle (19) is sleeved with a sponge layer (20).