CN209733170U

CN209733170U - piano footrest with adjustable

Info

Publication number: CN209733170U
Application number: CN201822081782.2U
Authority: CN
Inventors: 蔡馥坤; 李江
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-12
Filing date: 2018-12-12
Publication date: 2019-12-06
Anticipated expiration: 2028-12-12

Abstract

the utility model discloses a piano footrest with adjustable, including main footboard, footrest case, roof and layer board, the bottom of footrest case one side is provided with assists the footboard mouth, the bottom setting of footrest incasement portion is installed three first spring fixed slots of group, and the intermediate position department of the inside bottom of first spring fixed slot installs first spring, the top fixed mounting of first spring has the assistance footboard, assist the footboard and keep away from the outside that the one end of first spring extends the footrest case from assisting the footboard mouth. The utility model discloses be provided with the universal wheel, can make the piano footstool move more convenient, and inside is provided with electric lift pole, the height of the main footboard of lift that can be free can be suitable for more crowds, but the roof of this piano footstool sets up the form of manual lift, through the structure of spring buckle for the roof is more firm, can not step on main footboard when the foot, puts and has a rest on the roof.

Description

Piano footrest with adjustable

Technical Field

The utility model relates to a musical instrument auxiliary assembly technical field specifically is a piano footrest with adjustable.

Background

Along with the development of music, more and more device are used for assisting the music to play, and the piano footstool is a music auxiliary device that can help those people who can't reach the piano footboard when playing the piano, and current piano footstool is mostly designed into the form of fixed height, can't make the regulation that the height can be free, and can't let the auxiliary pedal more sensitive, more is close to the impression of directly stepping on the piano footboard, can't move more conveniently simultaneously.

SUMMERY OF THE UTILITY MODEL

an object of the utility model is to provide a piano footrest with adjustable to solve the problem that proposes among the above-mentioned background art.

in order to achieve the above object, the utility model provides a following technical scheme: an adjustable piano footstool comprises a main pedal, a footstool box, a top plate and a supporting plate, wherein an auxiliary pedal plate opening is formed in the bottom of one side of the footstool box, three groups of first spring fixing grooves are formed in the bottom of the inside of the footstool box, a first spring is arranged in the middle of the bottom end of the inside of each first spring fixing groove, an auxiliary pedal is fixedly arranged at the top of each first spring, one end, away from each first spring, of each auxiliary pedal extends out of the outer side of the footstool box from the corresponding auxiliary pedal plate opening, an electric lifting rod is arranged at the top of each auxiliary pedal close to one end of each first spring, T-shaped supports are arranged at the bottom of two sides of each electric lifting rod, four groups of limiting pipes are arranged at the tops of two sides of the footstool box, a plurality of limiting holes are formed in the outer sides of the limiting pipes, a third support is inserted into the inner sides of the limiting pipes, and a, the utility model discloses a fixed spring of foot rest case, including first support, second support, third support, fixed tube, dwang, main footboard, control panel passes the wire and is connected with the electric lift pole electricity, the internally mounted of second spring fixed slot has the second spring, the one end fixed mounting that the second spring is located the outside has the dop, the roof is installed at the top of third support, and the intermediate position department of roof is provided with three groups of through-holes, the first fixed pulley of four groups is installed to the inboard of through-hole, the top fixed mounting of electric lift pole has first support, first support passes the top that the through-hole extends to the roof, fixed tube is installed at the top of first support, the inside interlude of fixed tube has the dwang, and the both ends fixed mounting of dwang has the second support.

Preferably, the four corners of the bottom of the footrest box are provided with universal wheels, and the universal wheels are provided with braking devices.

Preferably, a second fixed pulley is installed at one end, far away from the electric lifting rod, of the T-shaped support.

Preferably, two ends of the footrest box are hinged with pedal box doors.

Preferably, a supporting plate is fixedly installed at the middle position of the first bracket.

Preferably, a bolt is installed at the outer side of the fixing tube.

compared with the prior art, the beneficial effects of the utility model are that: the piano footstool is provided with universal wheels, so that the piano footstool can be moved more conveniently, the electric lifting rod is arranged in the piano footstool, the height of the main pedal can be freely lifted, more people can be suitable for, the top plate of the piano footstool is provided with a manually lifting form, the top plate is more stable through a spring buckle structure, the piano footstool can be placed on the top plate for rest when a foot does not step on the main pedal, the spring is arranged at the bottom of the auxiliary pedal of the piano footstool, so that the main pedal can be immediately reset when the foot is loosened, meanwhile, T-shaped supports are fixedly arranged on two sides of the electric lifting rod, so that the electric lifting rod is more stable, one ends of the T-shaped supports, far away from the electric lifting rod, are provided with second fixed pulleys, the friction between the T-shaped supports and the side wall of a footstool box in the lifting process is reduced, four groups of first fixed pulleys are arranged on the inner sides of through holes, and the friction between, make main footboard more sensitive, the both ends of piano footstool are articulated to have the footstool chamber door, can conveniently overhaul internals.

Drawings

Fig. 1 is a front view of the present invention;

Fig. 2 is a side sectional view of the present invention;

Fig. 3 is a side view of the present invention;

Fig. 4 is a schematic view of the spring clip of the present invention;

fig. 5 is a schematic view of the main pedal of the present invention.

In the figure: 1. a main pedal; 2. rotating the rod; 3. a fixed tube; 4. a first bracket; 5. a bolt; 6. a second bracket; 7. a top plate; 8. a limiting hole; 9. an auxiliary pedal opening; 10. a universal wheel; 11. an auxiliary pedal; 12. a footrest case; 13. a third support; 14. a support plate; 15. a first fixed sheave; 16. a second fixed sheave; 17. a first spring fixing groove; 18. a first spring; 19. a T-shaped bracket; 20. an electric lifting rod; 21. a second spring; 22. a through hole; 23. a limiting pipe; 24. a control panel; 25. pedaling a box door; 26. clamping a head; 27. a second spring fixing groove.

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. 1-5, the present invention provides an embodiment: an adjustable piano footstool comprises a main pedal 1, a footstool box 12, a top plate 7 and a supporting plate 14, wherein the bottom of one side of the footstool box 12 is provided with an auxiliary pedal opening 9, the bottom inside the footstool box 12 is provided with three groups of first spring fixing grooves 17, a first spring 18 is arranged at the middle position of the bottom end inside the first spring fixing grooves 17, an auxiliary pedal 11 is fixedly arranged at the top of the first spring 18, one end, far away from the first spring 18, of the auxiliary pedal 11 extends out of the footstool box 12 from the auxiliary pedal opening 9, one end, close to the first spring 18, of the top of the auxiliary pedal 11 is provided with an electric lifting rod 20, T-shaped support fixing grooves 19 are arranged at the bottom positions of two sides of the electric lifting rod 20, four groups of limiting pipes 23 are arranged at the tops of two sides of the footstool box 12, a plurality of limiting holes 8 are arranged at the outer sides of the limiting pipes 23, a third support 13 is inserted in the inner side of the limiting pipes 23, and, inside mounting of second spring fixed slot 27 has second spring 21, the one end fixed mounting that second spring 21 is located the outside has dop 26, roof 7 is installed at the top of third support 13, and the intermediate position department of roof 7 is provided with three sets of through-holes 22, four sets of first fixed pulleys 15 are installed to the inboard of through-hole 22, the top fixed mounting of electric lift pole 20 has first support 4, first support 4 passes through-hole 22 and extends to the top of roof 7, fixed pipe 3 is installed at the top of first support 4, fixed pipe 3 is inside to alternate has dwang 2, and the both ends fixed mounting of dwang 2 has second support 6, main footboard 1 is installed at the top of second support 6, control panel 24 is installed to the intermediate position department of ottoman case 12 one side, control panel 24 is connected with electric lift pole 20 through the wire and is electrically.

In this implementation, universal wheel 10 is all installed to the four corners department of footstool case 12 bottom, and all install arresting gear on the universal wheel 10, be convenient for remove the device to the assigned position, second fixed pulley 16 is all installed to the one end that T type support 19 kept away from electric lift pole 20, be convenient for reduce the friction between the lift in-process of T type support 19 and the footstool case 12 inner wall, the both ends of footstool case 12 articulate has pedal chamber door 25, be convenient for overhaul footstool case 12 internals, the intermediate position department fixed mounting of first support 4 has layer board 14, help stabilizing roof 7, bolt 5 is installed in the outside of fixed pipe 3, help fixed main footboard 1.

The working principle is as follows: the piano pedals are moved to a specified position through the universal wheel 10, one side of the auxiliary pedal 11, which is far away from the footrest box 12, is placed at the tops of the three pedals at the bottom of the piano, then the auxiliary pedal is braked through the braking device on the universal wheel 10, a power supply is connected before use, the chuck 26 is manually pressed into the third support 13, the top plate 7 is manually pulled to a specified height, the third support 13 is driven to ascend by the ascending of the top plate 7, meanwhile, the second spring fixing groove 27, the second spring 21 and the chuck 26 in the third support 13 are also driven to ascend, when the ascending is stopped at a proper position, the chuck 26 is clamped in the corresponding limiting hole 8 due to the elasticity of the second spring 21, the third support 13 and the top plate 7 are fixed, the electric lifting rod 20 is controlled to ascend to a proper position through the control panel 24, the electric lifting rod 20 drives the first support 4 to ascend, the first support 4 drives the main pedal 1 to ascend, finally, the inclination angle of the main pedal 1 is adjusted, the main pedal 1 is fixed through the bolt 5, when the main pedal 1 is stepped on by feet, the first support 4, the electric lifting rod 20, the T-shaped support 19 and the auxiliary pedal 11 are stressed to descend, at the moment, the auxiliary pedal 11 presses the pedals of the piano to descend together, in the ascending and descending processes of the first support 4, the T-shaped support 19 and the electric lifting rod 20, the T-shaped supports 19 on the two sides of the electric lifting rod 20 play a role in stabilizing, the first fixed pulley 15 and the second fixed pulley 16 play a role in reducing friction, when the feet are loosened, the auxiliary pedal 11, the electric lifting rod 20, the first support 4 and the T-shaped support 19 can be restored to the original height due to the elastic force of the first spring 18, when the internal parts of the footstool box 12 need to be overhauled, the internal parts can be overhauled by opening the footstool doors 25 on the two ends of the footstool box.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. The utility model provides a piano footrest with adjustable, includes main footboard (1), footrest case (12), roof (7) and layer board (14), its characterized in that: the bottom of one side of the footrest box (12) is provided with an auxiliary pedal opening (9), the bottom of the inside of the footrest box (12) is provided with three groups of first spring fixing grooves (17), a first spring (18) is arranged at the middle position of the bottom end of the inside of the first spring fixing grooves (17), an auxiliary pedal (11) is fixedly arranged at the top of the first spring (18), one end of the auxiliary pedal (11), which is far away from the first spring (18), extends out of the footrest box (12) from the auxiliary pedal opening (9), an electric lifting rod (20) is arranged at one end of the top of the auxiliary pedal (11), which is close to the first spring (18), a T-shaped support (19) is arranged at the bottom positions of two sides of the electric lifting rod (20), four groups of limiting pipes (23) are arranged at the tops of two sides of the footrest box (12), and a plurality of limiting holes (8) are arranged at the outer side of the limiting pipes (23), the limiting pipe (23) is inserted into the inner side of the third support (13), a second spring fixing groove (27) is formed in the bottom of the side wall of the third support (13), a second spring (21) is installed inside the second spring fixing groove (27), a clamping head (26) is fixedly installed at one end, located on the outer side, of the second spring (21), a top plate (7) is installed at the top of the third support (13), three groups of through holes (22) are formed in the middle position of the top plate (7), four groups of first fixing pulleys (15) are installed on the inner side of the through holes (22), a first support (4) is fixedly installed at the top of the electric lifting rod (20), the first support (4) penetrates through the through holes (22) and extends to the upper portion of the top plate (7), a fixing pipe (3) is installed at the top of the first support (4), and a rotating rod (2) is inserted into the fixing pipe (3), second supports (6) are fixedly installed at two ends of the rotating rod (2), a main pedal (1) is installed at the top of each second support (6), a control panel (24) is installed in the middle of one side of the footstool box (12), and the control panel (24) is electrically connected with the electric lifting rod (20) through a wire;

Universal wheels (10) are mounted at four corners of the bottom of the footrest box (12), and braking devices are mounted on the universal wheels (10);

One end of the T-shaped bracket (19) far away from the electric lifting rod (20) is provided with a second fixed pulley (16);

Two ends of the footrest box (12) are hinged with a footrest door (25);

a supporting plate (14) is fixedly arranged at the middle position of the first bracket (4);

And a bolt (5) is installed on the outer side of the fixed pipe (3).