CN212967068U

CN212967068U - Piano musical instrument register for easy reference clamping device

Info

Publication number: CN212967068U
Application number: CN202020900396.6U
Authority: CN
Inventors: 罗奕辉; 于欣悦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-04-13
Anticipated expiration: 2030-05-26

Abstract

The utility model relates to the technical field of music equipment, in particular to a piano score clamping device, which comprises a placing rack, a clamping device, a rack storage plate, a first rotating shaft and a second rotating shaft, wherein the placing rack comprises a left support plate, a left bottom plate, a right support plate and a right bottom plate, a left working cavity is arranged inside the left support plate, a left expansion plate is arranged inside the left working cavity, a sliding groove is arranged at the left end of the left working cavity, the left end of the left expansion plate extends out of the left working cavity through the sliding groove, and the left side of the front end of the left expansion plate is provided with the clamping device, thereby solving the problems that the piano score is various and has large or small size, the size of the clamping device can not be adjusted, the clamping device is inconvenient to adapt to various piano scores, the limitation exists, the visual angles of users are different due to the different heights of the pianos, the applicability to users with different heights is lower.

Description

Piano musical instrument register for easy reference clamping device

Technical Field

The utility model relates to a musical instrument technical field specifically is a piano music book clamping device.

Background

As is known, the piano music score clamping device is an auxiliary device for fixing the piano music score in the process of piano practice or piano playing, and is widely used in the field of music equipment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a piano music score clamping device has solved because the piano music score is various, has big little, and clamping device's size can not be adjusted, inconveniently adapts to various piano music score, has the limitation to because the user of piano's height is different, the visual angle that leads to each user of service is different, and current clamping device is to the inconvenient regulation of the angle of piano music score, the lower problem of user of different heights's suitability.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a piano music score clamping device comprises a placing rack, a clamping device, a support storage plate, a first rotating shaft and a second rotating shaft, wherein the placing rack comprises a left support plate, a left bottom plate, a right support plate and a right bottom plate, the left end of the right bottom plate is connected with the right end of the left bottom plate, the right end of the left support plate is connected with the left end of the left bottom plate, a left working cavity is arranged inside the left support plate, lugs are symmetrically arranged at the top end and the bottom end of the left working cavity, a left expansion plate is arranged inside the left working cavity, a sliding groove is arranged at the left end of the left working cavity, the lugs are symmetrically arranged at the top end and the bottom end of the left expansion plate, the left end of the left expansion plate extends out of the left working cavity through the sliding groove, the clamping device is arranged at the left side of the front end of the left expansion plate, the left end of the right support plate is connected with the right end of the right bottom plate, the top end and the bottom end of the right working cavity are symmetrically provided with the convex blocks, the right expansion plate is arranged inside the right working cavity, the right end of the right working cavity is provided with the sliding groove, the top end and the bottom end of the right expansion plate are symmetrically provided with the convex blocks, the right end of the right expansion plate extends out of the right working cavity through the sliding groove, the right side of the front end of the right expansion plate is provided with the clamping device, the left end and the right end of the front side of the bottom end of the placing rack are symmetrically provided with first circular connecting blocks, the left side and the right side of the rear end of the placing rack are symmetrically provided with second circular connecting blocks, the top end of the bracket is provided with the second circular connecting blocks, the left end and the right end of the front side of the top end of the containing plate are symmetrically provided with the first circular connecting blocks, the left end and the right side of the top end of, the storage plate is connected with the placing frame through the first rotating shaft, a second rotating through hole is formed in the left end of the second circular connecting block, the support is connected with the placing frame through the second rotating shaft, and positioning teeth are evenly arranged inside the positioning groove.

Preferably, the clamping device comprises a connecting block, a clamping plate, a sliding pillar and a clamping spring, the bottom end of the connecting block is connected with the front end of the left expansion plate and the front end of the right expansion plate, a clamping working chamber is arranged inside the connecting block, one end of the connecting block is provided with a clamping groove, the clamping working chamber is uniformly provided with the sliding pillar in the front-back direction, the clamping plate is arranged inside the clamping working chamber, the clamping plate is uniformly provided with a sliding through hole, one end of the clamping plate extends out of the clamping working chamber through the clamping groove, the inner wall of the sliding through hole is in contact with the outer wall of the circumference of the sliding pillar, the clamping plate is in sliding fit with the sliding pillar, the clamping spring is arranged around the outer wall of the circumference of the sliding pillar, and the rear end of the clamping spring is in contact with the front end of the clamping plate, and the front end of the clamping spring is in contact with the front end of the clamping working chamber.

Preferably, the bump is made of an elastic material.

Preferably, a handle is arranged at one end, far away from the placing rack, of the clamping plate.

Preferably, one end of the clamping plate close to the placing frame is provided with a rubber layer.

Preferably, the rear end of the placing frame is flush, the thickness of the left supporting plate is consistent with that of the right supporting plate, the thickness of the left bottom plate is consistent with that of the right bottom plate, and the thickness of the left supporting plate is larger than that of the left bottom plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a piano music score clamping device possesses following beneficial effect:

1. this piano musical instrument register for easy reference clamping device through setting up left expansion plate and right expansion plate, reaches the purpose to rack size adjustment to the purpose of adaptation not equidimension piano musical instrument register for easy reference.

2. This piano music book clamping device through setting up the lug, clearance fit between the lug reaches the purpose to left expansion plate and right expansion plate rigidity.

3. This piano music book clamping device through setting up clamping device, reaches the fixed purpose of piano music book centre gripping.

4. This piano music book clamping device through setting up first circular connecting block, makes the rack use first pivot as the axle center, overturns to reach the user's of the different heights purpose of adaptation.

5. This piano music book clamping device through setting up the circular connecting block of second and location tooth, makes the support use the second pivot as the axle center, overturns to reach the purpose that supports and fix the different angles of rack.

Drawings

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

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 1;

fig. 4 is an enlarged schematic view of fig. 2 at B.

In the figure: 1. a support; 2. a storage plate; 3. a first rotating shaft; 4. a second rotating shaft; 5. a left support plate; 6. a left bottom plate; 7. a right support plate; 8. a right base plate; 9. a left working chamber; 10. a bump; 11. a left expansion plate; 12. a right working chamber; 13. a right expansion plate; 14. a first circular connecting block; 15. a second circular connecting block; 16. positioning a groove; 17. positioning teeth; 18. connecting blocks; 19. a clamping plate; 20. a sliding support; 21. a clamping spring; 22. clamping the working cavity; 23. a handle; 24. a rubber layer.

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. 1-4, a piano score clamping device comprises a placing rack, a clamping device, a support 1, a receiving plate 2, a first rotating shaft 3 and a second rotating shaft 4, wherein the placing rack comprises a left support plate 5, a left bottom plate 6, a right support plate 7 and a right bottom plate 8, the left end of the right bottom plate 8 is connected with the right end of the left bottom plate 6, the right end of the left support plate 5 is connected with the left end of the left bottom plate 6, a left working cavity 9 is arranged inside the left support plate 5, bumps 10 are symmetrically arranged at the top end and the bottom end of the left working cavity 9, a left expansion plate 11 is arranged inside the left working cavity 9, a sliding groove is arranged at the left end of the left working cavity 9, bumps 10 are symmetrically arranged at the top end and the bottom end of the left expansion plate 11, the bumps 10 are in clearance fit to achieve the purpose of fixing the position of the left expansion plate 11, and the left end of the left expansion plate 11, the purpose of adjusting the size of the left support plate 5 is achieved by operating to draw out or withdraw the left expansion plate 11, the left side of the front end of the left expansion plate 11 is provided with a clamping device to achieve the purpose of clamping and fixing the left side of a piano score, the left end of the right support plate 7 is connected with the right end of the right bottom plate 8, the right support plate 7 is internally provided with a right working cavity 12, the top end and the bottom end of the right working cavity 12 are symmetrically provided with convex blocks 10, the right working cavity 12 is internally provided with a right expansion plate 13, the right end of the right working cavity 12 is provided with a sliding groove, the top end and the bottom end of the right expansion plate 13 are symmetrically provided with the convex blocks 10, the convex blocks 10 are in clearance fit to achieve the purpose of fixing the position of the right expansion plate 13, the right end of the right expansion plate 13 extends out of the right working cavity 12 through the sliding groove, and the purpose of adjusting the size of the right support plate 7 is achieved, the right side of the front end of the right expansion plate 13 is provided with a clamping device to achieve the purpose of clamping and adjusting the right side of a piano score, the left end and the right end of the front side of the bottom of the placing rack are symmetrically provided with first circular connecting blocks 14, the left side and the right side of the rear end of the placing rack are symmetrically provided with second circular connecting blocks 15, the top end of the bracket 1 is provided with the second circular connecting blocks 15, the left end and the right end of the front side of the top end of the containing plate 2 are symmetrically provided with the first circular connecting blocks 14, the left side and the right side of the top end of the containing plate 2 are symmetrically provided with positioning grooves 16, the left end of the first circular connecting block 14 is provided with a first rotating through hole, the containing plate 2 is connected with the placing rack through a first rotating shaft 3, the placing rack is turned over by taking the first rotating shaft 3 as an axis, so as to, the support 1 is connected with the placing rack through a second rotating shaft 4, positioning teeth 17 are uniformly arranged inside the positioning groove 16, so that the support 1 can turn over by taking the second rotating shaft 4 as an axis, the bottom end of the support 1 is fixed through the positioning teeth 17, and the purpose of supporting and fixing different angles of the placing rack is achieved, the clamping device comprises a connecting block 18, a clamping plate 19, a sliding support column 20 and a clamping spring 21, the bottom end of the connecting block 18 is connected with the front end of a left expansion plate 11 and the front end of a right expansion plate 13, a clamping working chamber 22 is arranged inside the connecting block 18, one end of the connecting block 18 is provided with a clamping groove, the sliding support column 20 in the front-back direction is uniformly arranged inside the clamping working chamber 22, the clamping plate 19 is arranged inside the clamping working chamber 22, sliding through holes are uniformly arranged on the clamping plate 19, and one end of the clamping plate 19 extends out of the, the inner wall of the sliding through hole is contacted with the circumferential outer wall of the sliding support column 20, the clamping plate 19 is in sliding fit with the sliding support column 20, the periphery of the circumferential outer wall of the sliding support column 20 is provided with a clamping spring 21, the rear end of the clamping spring 21 is contacted with the front end of the clamping plate 19, the front end of the clamping spring 21 is contacted with the front end of the clamping working cavity 22, the clamping plate 19 is subjected to the elastic force of the clamping spring 21, so that the clamping plate 19 slides towards the rear end on the circumferential outer wall of the sliding support column 20, the connecting block 18 extends out of one end of the clamping plate 19 through the clamping groove, so that the purpose of clamping the piano score by the extending part of the clamping plate 19 is achieved, when the acting force sliding towards the front end is applied to the clamping plate 19, the clamping plate 19 overcomes the elastic force of the clamping spring 21, so that the purpose of loosening the piano score by the clamping plate 19 is achieved, the bump 10 is made, reach the purpose to left expansion plate 11 and right expansion plate 13 rigidity, the one end that the rack was kept away from to grip block 19 is provided with handle 23, the person of being convenient for use makes grip block 19 slide to the front end, thereby reach the purpose of packing up or placing the piano score table, the one end that grip block 19 is close to the rack is provided with rubber layer 24, when the 19 centre gripping piano score tables of plates centre gripping, reach the purpose to the protection of piano score table, the rear end of rack flushes, the thickness of left branch board 5 is unanimous with the thickness of right branch board 7, the thickness of left bottom plate 6 is unanimous with the thickness of right bottom plate 8, the thickness of left branch board 5 is greater than the thickness of left bottom plate 6, thereby form a recess, when the piano score table is thick, the inside of recess is put to the spine of piano score table, thereby make the piano score table more after.

When using, at first adjust the size of rack through the size of piano music book, then clamping device carries out the centre gripping to the piano music book and fixes, the angle of back adjustment rack again to adapt to user's visual angle, support and fix the rack through 1 cooperation location teeth 17 of upset support at last, wherein when the piano music book is thick, can put the inside of the recess of rack front end by the spine of piano music book, thereby make the piano music book more level and smooth.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a piano musical instrument register for easy reference clamping device which characterized in that: comprises a placing rack, a clamping device, a bracket (1), a containing plate (2), a first rotating shaft (3) and a second rotating shaft (4), wherein the placing rack comprises a left support plate (5), a left bottom plate (6), a right support plate (7) and a right bottom plate (8), the left end of the right bottom plate (8) is connected with the right end of the left bottom plate (6), the right end of the left support plate (5) is connected with the left end of the left bottom plate (6), a left working cavity (9) is arranged inside the left support plate (5), lugs (10) are symmetrically arranged at the top end and the bottom end of the left working cavity (9), a left expansion plate (11) is arranged inside the left working cavity (9), a sliding groove is arranged at the left end of the left working cavity (9), the lugs (10) are symmetrically arranged at the top end and the bottom end of the left expansion plate (11), and the left end of the left expansion plate (11) extends out of the left working cavity (9) through the sliding groove, the clamping device is arranged on the left side of the front end of the left expansion plate (11), the left end of the right support plate (7) is connected with the right end of the right bottom plate (8), the right working chamber (12) is arranged inside the right support plate (7), the convex blocks (10) are symmetrically arranged at the top end and the bottom end of the right working chamber (12), the right expansion plate (13) is arranged inside the right working chamber (12), the sliding groove is formed in the right end of the right working chamber (12), the convex blocks (10) are symmetrically arranged at the top end and the bottom end of the right expansion plate (13), the right end of the right expansion plate (13) extends out of the right working chamber (12) through the sliding groove, the clamping device is arranged on the right side of the front end of the right expansion plate (13), the first circular connecting blocks (14) are symmetrically arranged at the left end and the right end of the front side of the bottom end of the rack, and the second circular connecting blocks (15) are symmetrically arranged on, the top of support (1) is provided with second circular connecting block (15), the top front side left end and the right-hand member symmetry of storage plate (2) are provided with first circular connecting block (14) to the top left side and the right side symmetry of storage plate (2) are provided with constant head tank (16), the left end of first circular connecting block (14) is provided with first rotation through-hole, storage plate (2) with the rack passes through first pivot (3) are connected, the left end of second circular connecting block (15) is provided with the second and rotates the through-hole, support (1) with the rack passes through second pivot (4) are connected, the inside of constant head tank (16) evenly is provided with location tooth (17).

2. The piano score clamping device of claim 1, wherein: the clamping device comprises a connecting block (18), a clamping plate (19), a sliding support column (20) and a clamping spring (21), the bottom end of the connecting block (18) is connected with the front end of the left expansion plate (11) and the front end of the right expansion plate (13), a clamping working chamber (22) is arranged inside the connecting block (18), a clamping groove is formed in one end of the connecting block (18), the sliding support column (20) in the front-back direction is uniformly arranged inside the clamping working chamber (22), the clamping plate (19) is arranged inside the clamping working chamber (22), a sliding through hole is uniformly formed in the clamping plate (19), one end of the clamping plate (19) extends out of the clamping working chamber (22) through the clamping groove, the inner wall of the sliding through hole is in contact with the outer wall of the circumference of the sliding support column (20), and the clamping plate (19) is in sliding fit with the sliding support column (20), the periphery of the circumferential outer wall of the sliding support column (20) is provided with the clamping springs (21), the rear ends of the clamping springs (21) are in contact with the front end of the clamping plate (19), and the front ends of the clamping springs (21) are in contact with the front end of the clamping working cavity (22).

3. The piano score clamping device of claim 2, wherein: the bump (10) is made of an elastic material.

4. The piano score clamping device of claim 3, wherein: and a handle (23) is arranged at one end, far away from the placing rack, of the clamping plate (19).

5. The piano score clamping device of claim 4, wherein: and a rubber layer (24) is arranged at one end, close to the placing rack, of the clamping plate (19).

6. The piano score clamping device of claim 5, wherein: the rear end of the placing rack is flush, the thickness of the left support plate (5) is consistent with that of the right support plate (7), the thickness of the left bottom plate (6) is consistent with that of the right bottom plate (8), and the thickness of the left support plate (5) is larger than that of the left bottom plate (6).