CN211672921U - Collapsible portable music book rack - Google Patents

Abstract

The utility model discloses a collapsible portable music book rack, including base and support column, angular distribution such as the side of base is provided with the connecting rod, the supporting leg is installed to the outer end block of bearing, the support column is fixed in the upper surface of base through the welded mode, the equal threaded connection in upper end right side surface of support column and first extension bar installs the gim peg, the impartial interval in right side surface of first extension bar and second extension bar leaves the fixed orifices in advance, the fixed block is fixed in the top of second extension bar, and the left and right sides of fixed block all rotates to install places the pole, the outside nestification of fixed block has the regulating block. This collapsible portable music book rack can fold the supporting leg with place the pole to reduce substantially the occupation space of this music book rack, thereby be convenient for carry, and conveniently carry out the centre gripping to the music book of equidimension not fixed convenient to use.

Description

Collapsible portable music book rack

Technical Field

The utility model relates to a music book rack technical field specifically is a collapsible portable music book rack.

Background

The music book placing rack is a device for placing music books by a music learner during practice, is used for assisting in learning and watching music books, and is required to be carried at any time because many music enthusiasts like music performance in public places such as streets, shopping malls and the like;

its supporting leg of music book rack that uses at present can't fold with place the pole, and it is great to lead to the whole occupation space of music book rack, and inconvenient carrying, and when the music book of inconvenient equidimension not was fixed, brought inconvenience for the user, consequently, the utility model provides a collapsible portable music book rack to solve the problem that the aforesaid provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collapsible portable music book rack to solve its supporting leg of the music book rack of present use that proposes in the above-mentioned background art and place the pole and can't fold, it is great to lead to the whole occupation space of music book rack, and is inconvenient to carry, and when the music book of inconvenient equidimension not fixed, the problem of inconvenience is brought for the user.

In order to achieve the above object, the utility model provides a following technical scheme: a foldable portable music score placing rack comprises a base and a supporting column, connecting rods are arranged on the side surface of the base in an equal-angle distribution mode and are rotatably connected with the base through bearings, supporting legs are mounted at the outer ends of the bearings in a clamping mode and are fixedly connected with the bearings through fixing rods, anti-falling sheets are fixedly welded on the lower end surfaces of the supporting legs, the supporting columns are fixed on the upper surface of the base in a welding mode, a first extension rod is slidably mounted inside the supporting columns, fixing bolts are mounted on the right side surfaces of the upper ends of the supporting columns and the first extension rod in a threaded connection mode, a second extension rod is slidably mounted inside the first extension rod, fixing holes are reserved on the right side surfaces of the first extension rod and the second extension rod at equal intervals, the connecting modes of the fixing holes and the fixing bolts are in a clamping connection mode, and the fixing blocks are fixed at the top ends of the second, and the left and right sides of fixed block all rotates to install places the pole, the outside nestification of fixed block has the regulating block, and the front side surface bolt fastening of regulating block has the extrusion piece.

Preferably, the supporting leg and the bearing form a rotating structure through the fixing rod, and the lower surface of the outer end of the supporting leg is flush with the lower surface of the base.

Preferably, the placing rod is connected with the fixed block through the damping shaft, a supporting rod is vertically welded and fixed on the front side surface of the placing rod, and the supporting rod is located below the adjusting block.

Preferably, the adjusting block and the placing rod form a sliding structure, a rubber pad is pasted on the inner side surface of the adjusting block, and the rubber pad is tightly attached to the outer surface of the placing rod.

Preferably, the pressing sheet is of an elastic structure, the lower end of the pressing sheet is attached to the front side surface of the placing rod, and the placing rod is symmetrically arranged relative to the center line of the fixing hole.

Compared with the prior art, the beneficial effects of the utility model are that: the foldable portable music score placing frame can fold the supporting legs and the placing rods, so that the occupied space of the music score placing frame is greatly reduced, the music score placing frame is convenient to carry, music scores of different sizes are conveniently clamped and fixed, and the use is convenient;

1. through the action of the bearing and the fixing rod, the rotation of the connecting rod and the supporting leg is facilitated, the supporting leg can be rotated and folded to be parallel to the supporting column, and the placing rod can be rotated and folded to be parallel to the second lengthening rod, so that the occupied space of the music book placing rack is reduced, and the music book placing rack is convenient to carry;

2. the music book rack has the advantages that the inclination angle of the placing rod is adjusted, and meanwhile, the distance between the adjusting block and the supporting rod is adjusted, so that music books of different sizes can be conveniently fixed, and the music book rack is convenient to use;

3. can make through the damping axle to place the pole and fix at arbitrary angle, can increase the frictional force between regulating block and the fixed block through the rubber pad, make things convenient for the fixed to the regulating block position to the security of music book when fixed has been guaranteed.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the top view structure of the connection between the support leg and the base of the present invention;

FIG. 3 is a schematic view of the disassembled structure of the supporting leg and the base of the present invention;

fig. 4 is a schematic view of the connection structure of the fixing block and the second extension bar of the present invention;

FIG. 5 is a schematic view of a side view cross-sectional structure of the adjusting block and the placing rod of the present invention;

fig. 6 is a schematic view of the folded structure of the present invention.

In the figure: 1. a base; 2. a connecting rod; 3. a bearing; 4. supporting legs; 5. fixing the rod; 6. an anti-drop sheet; 7. a support pillar; 8. a first extension bar; 9. a fixing bolt; 10. a second extension bar; 11. a fixing hole; 12. a fixed block; 13. placing a rod; 14. a damping shaft; 15. a support bar; 16. an adjusting block; 17. a rubber pad; 18. and (5) extruding the sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a foldable portable music score placing rack comprises a base 1, a connecting rod 2, a bearing 3, a supporting leg 4, a fixing rod 5, an anti-falling sheet 6, a supporting column 7, a first extension bar 8, a fixing bolt 9, a second extension bar 10, a fixing hole 11, a fixing block 12, a placing rod 13, a damping shaft 14, a supporting rod 15, an adjusting block 16, a rubber pad 17 and an extrusion sheet 18, wherein the connecting rod 2 is arranged on the side surface of the base 1 in an equal angle distribution manner, the connecting rod 2 is rotatably connected with the base 1 through the bearing 3, the supporting leg 4 is clamped at the outer end of the bearing 3 and fixedly connected with the bearing 3 through the fixing rod 5, the anti-falling sheet 6 is fixedly welded on the lower end surface of the supporting leg 4, the supporting column 7 is fixed on the upper surface of the base 1 in a welding manner, the first extension bar 8 is slidably mounted inside the supporting column 7, the fixing bolt 9 is mounted on the right side surface of, a second extension bar 10 is slidably mounted inside the first extension bar 8, fixing holes 11 are reserved on the right side surfaces of the first extension bar 8 and the second extension bar 10 at equal intervals, the fixing holes 11 are connected with the fixing bolts 9 in a clamping mode, the fixing block 12 is fixed to the top end of the second extension bar 10, placing rods 13 are rotatably mounted on the left side and the right side of the fixing block 12, an adjusting block 16 is nested outside the fixing block 12, and an extrusion piece 18 is fixed to the front side surface of the adjusting block 16 through bolts;

as shown in fig. 1 and 3, the supporting leg 4 forms a rotating structure with the bearing 3 through the fixed rod 5, and the lower surface of the outer end of the supporting leg 4 is flush with the lower surface of the base 1, thereby facilitating the folding up of the supporting leg 4, and simultaneously ensuring the stability of the whole device in the using process, as shown in fig. 1, 4 and 5, the placing rod 13 is connected with the fixed block 12 through the damping shaft 14, the front side surface of the placing rod 13 is vertically welded and fixed with the supporting rod 15, and the supporting rod 15 is positioned below the adjusting block 16, thereby facilitating the placing of the music score;

like in fig. 4 and 5 regulating block 16 with place pole 13 and constitute sliding construction, and the inboard surface of regulating block 16 is pasted and is had rubber pad 17, and rubber pad 17 with place the surface of pole 13 and closely laminate, made things convenient for not equidimension to fix the music book, extrusion piece 18 is elastic construction, and the lower extreme of extrusion piece 18 with place the laminating of the front side surface of pole 13 mutually, and place the pole 13 and set up about the central line symmetry of fixed orifices 11, the stability fixed to the music book has been guaranteed, guarantee the whole center of device can not squint simultaneously, the phenomenon of toppling over has been avoided appearing in the device in the use.

The working principle is as follows: when the foldable portable music score placing rack is used, firstly, the supporting leg 4 is rotated by 90 degrees, the supporting leg 4 and the supporting column 7 are kept in a vertical state, then the connecting rod 2 is rotated by 90 degrees, the bottom surface of the outer end of the supporting leg 4 is aligned with the lower surface of the base 1, the device can be placed on a flat ground, then, according to the height of a user, the first extension bar 8 and the second extension bar 10 are respectively pulled out from the supporting column 7 and the first extension bar 8, when the fixing block 12 is in a proper height, the positions of the first extension bar 8 and the second extension bar 10 are fixed through the fixing bolt 9 clamped in the fixing hole 11, the rotary placing rod 13 is rotated, the included angle between the placing rod 13 and the fixing block 12 is adjusted according to the width size of a music score, the inclination of the placing rod 13 is conveniently fixed through the damping shaft 14, the use is convenient, then, according to the height of the music score, the adjusting block 16 on the fixed block 12 is slid to keep a proper distance between the adjusting block 16 and the supporting rod 15, the rubber pad 17 adhered inside the adjusting block 16 can increase the friction force between the adjusting block 16 and the placing rod 13, the phenomenon that the adjusting block 16 slides randomly on the placing rod 13 is avoided, then the lower end of the music book is placed on the supporting rod 15, and the upper end of the music book is pressed by the rubber pad 17 on the front side through the adjusting block 16, so that the music book is fixed, and the operation is convenient;

when finishing using, at first take off the music book, will place pole 13 and rotate downwards to the state parallel with fixed orifices 11, then with the gim peg 9 and the separation of fixed orifices 11, draw into support column 7 and first extension bar 8 respectively with first extension bar 8 and fixed orifices 11 after that, rotate 90 with connecting rod 2 after that, again with supporting leg 4 upwards rotate 90, thereby this music book rack occupation space has been reduced by a wide margin, thereby made things convenient for to carry, high durability and convenient use, this is exactly this application method of collapsible portable music book rack.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (5)

1. The utility model provides a collapsible portable music book rack, includes base (1) and support column (7), its characterized in that: the side equal-angle distribution of the base (1) is provided with connecting rods (2), the connecting rods (2) are rotatably connected with the base (1) through bearings (3), supporting legs (4) are installed at the outer ends of the bearings (3) in a clamping mode, the supporting legs (4) are fixedly connected with the bearings (3) through fixing rods (5), anti-falling sheets (6) are fixedly welded to the lower end faces of the supporting legs (4), supporting columns (7) are fixed to the upper surface of the base (1) in a welding mode, first extension rods (8) are slidably installed inside the supporting columns (7), fixing bolts (9) are installed on the upper end right side surfaces of the supporting columns (7) and the first extension rods (8) in a threaded connection mode, second extension rods (10) are slidably installed inside the first extension rods (8), fixing holes (11) are reserved at equal intervals on the right side surfaces of the first extension rods (8) and the second extension rods (10), and the connected mode of fixed orifices (11) and gim peg (9) is connected for the block, fixed block (12) are fixed in the top of second extension bar (10), and the left and right sides of fixed block (12) is all rotated and is installed and place pole (13), the outside nestification of fixed block (12) has regulating block (16), and the front side surface bolt fastening of regulating block (16) has extrusion piece (18).

2. A foldable portable music score placing rack according to claim 1, characterized in that: the supporting legs (4) and the bearings (3) form a rotating structure through the fixing rods (5), and the lower surfaces of the outer ends of the supporting legs (4) are flush with the lower surface of the base (1).

3. A foldable portable music score placing rack according to claim 1, characterized in that: the placing rod (13) is connected with the fixing block (12) through a damping shaft (14), a supporting rod (15) is vertically welded and fixed on the front side surface of the placing rod (13), and the supporting rod (15) is located below the adjusting block (16).

4. A foldable portable music score placing rack according to claim 1, characterized in that: the adjusting block (16) and the placing rod (13) form a sliding structure, a rubber pad (17) is pasted on the inner side surface of the adjusting block (16), and the rubber pad (17) is tightly attached to the outer surface of the placing rod (13).

5. A foldable portable music score placing rack according to claim 1, characterized in that: the extrusion piece (18) is of an elastic structure, the lower end of the extrusion piece (18) is attached to the front side surface of the placing rod (13), and the placing rod (13) is symmetrically arranged relative to the center line of the fixing hole (11).

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