CN216957404U

CN216957404U - Top cover of upright piano

Info

Publication number: CN216957404U
Application number: CN202123334970.XU
Authority: CN
Inventors: 刘光森
Original assignee: Nanxiong Helen Roman Piano Co ltd
Current assignee: Nanxiong Helen Roman Piano Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-12
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a top cover of an upright piano, and relates to the technical field of musical instruments. The method comprises the following steps: the music stand comprises a body, wherein two legs are fixedly connected to the front side of the body, keys are arranged on the front side of the body, a front key cover is arranged at the top ends of the keys, a music stand is fixedly arranged on the front side of the front key cover, and two square plates are arranged at the bottom end of the body; the lifting assembly, the lifting assembly sets up the inside at square board, the lifting assembly includes gear, serration plate, connecting rod and dead lever, two the top of serration plate respectively with the bottom fixed connection of musical instrument body, two one side of serration plate respectively with the surface toothing of two gears, through rotating the runner, can drive the gear through the dwang and rotate, the serration plate can slowly rise or descend along with the rotation of gear simultaneously to according to player's height, can easily adjust the height of musical instrument body, the player of the different heights of being convenient for plays the piano.

Description

Top cover of upright piano

Technical Field

The utility model relates to the technical field of musical instruments, in particular to a top cover of an upright piano.

Background

The piano is a keyboard instrument in Western classical music, has the name of 'king of instrument', and is composed of 88 keys (52 white keys and 36 black keys) and a metal string soundboard, modern pianos mainly comprise triangular pianos and upright pianos, and the upright pianos adopt a design scheme of staggered mounting of strings, so that the spatial requirement and the balance of tone and volume are effectively solved, and the upright pianos become the most common pianos in daily life.

The height of the existing upright piano is fixed and cannot be adjusted according to the height of a player, so that certain flexibility is lacked, and inconvenience is brought to the player.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects in the prior art, the utility model discloses a top cover of an upright piano, which aims to solve the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a top cover for an upright piano, comprising:

the music stand comprises a body, wherein two legs are fixedly connected to the front side of the body, keys are arranged on the front side of the body, a front key cover is arranged at the top ends of the keys, a music stand is fixedly arranged on the front side of the front key cover, and two square plates are arranged at the bottom end of the body;

the lifting assembly is arranged inside the square plate and comprises gears, sawtooth plates, connecting rods and fixing rods, the top ends of the sawtooth plates are fixedly connected with the bottom end of the instrument body respectively, and the sawtooth plates are meshed with the outer surfaces of the two gears respectively.

Preferably, two circular holes are formed in the inner portion of the gear, and rotating rods are fixedly sleeved in the inner portions of the circular holes.

Preferably, two the dwang is close to one end each other and is connected, two with the inner wall rotation of two square boards respectively the equal fixedly connected with runner of one end that the dwang was kept away from each other.

Preferably, the bottom ends of the two sawtooth plates are respectively fixedly connected with the top ends of the two connecting rods, and sliding grooves are formed in the two fixing rods.

Preferably, the bottoms of the two connecting rods are respectively connected with the inner parts of the two fixing rods in a sliding manner, and the bottom ends of the two fixing rods are respectively fixedly connected with the inner walls of the bottoms of the two square plates.

Preferably, two the bottom of square board all rotates and is connected with both sides gyro wheel, the front of musical instrument body is provided with the upper door.

Preferably, the bottom of key is provided with the footboard, the both sides inner wall of musical instrument body all rotates and is connected with the bracing piece.

Preferably, the top of the body is provided with a top cover body, and the bottom of the top cover body is provided with two hinges.

Preferably, the outer surfaces of the two hinges are hinged to the inner wall of the body respectively, and the bottom end of the top cover body is rotatably connected with the top end of the body through the two hinges.

The utility model discloses a top cover of an upright piano, which has the following beneficial effects:

1. the utility model discloses a, through rotating the runner, can drive the gear through the dwang and rotate, the serration plate can slowly rise or descend along with the rotation of gear simultaneously to according to player's height, can easily adjust the height of musical instrument body, the player of the different heights of being convenient for plays the piano.

2. The utility model discloses a, with traditional double-colored two top caps that open, the top cap that changes into the integral type is provided with clear glass simultaneously between double-colored top cap, is convenient for observe the inside condition of piano through clear glass.

Drawings

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

FIG. 2 is a schematic diagram of the right-view structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the square plate of the present invention;

FIG. 4 is a top view of the present invention.

In the figure: 1. a body; 2. a musical instrument leg; 3. a roller; 4. a square plate; 5. a pedal; 6. keys of keys; 7. a rotating wheel; 8. rotating the rod; 9. a front key cover; 10. a music stand; 11. a door is arranged; 12. a support bar; 13. a top cover body; 14. a hinge; 15. a serration plate; 16. a connecting rod; 17. fixing the rod; 18. a gear.

Detailed Description

The embodiment of the utility model discloses a top cover of an upright piano, which comprises the following components as shown in figures 1-4:

the piano comprises a piano body 1, wherein two piano legs 2 are fixedly connected to the front of the piano body 1, the front of the piano body 1 is provided with keys 6, crystal keys are selected for the keys 6, the crystal keys ensure the sensitivity and the hand feeling of the keys 6, the top ends of the keys 6 are provided with front key covers 9, the front key covers 9 are detachable, a music stand 10 is fixedly installed on the front of the front key covers 9 and used for placing music scores during playing, the bottom end of the piano body 1 is provided with two square plates 4, the two square plates 4 are symmetrically distributed on two sides of the bottom end of the piano body 1, and the two square plates 4 are equal in size;

the lifting assembly, the lifting assembly sets up the inside at square board 4, the lifting assembly includes gear 18, serration plate 15, connecting rod 16 and dead lever 17, the top of two serration plates 15 respectively with the bottom fixed connection of body 1, serration plate 15 is at the in-process that rises or descends, can give body 1 an ascending holding power or decurrent pulling force, thereby according to player's height, can easily adjust the height of body 1, be convenient for player's piano of different heights, one side of two serration plates 15 respectively with the surface meshing of two gears 18, the opposite side of serration plate 15 is smooth plane, gear 18 is at the pivoted in-process, serration plate 15 can slowly rise or descend along with gear 18's rotation.

Two circular ports have all been seted up to the inside of two gears 18, the inside of two circular ports is all fixed the cup joint has dwang 8, the inside of two gears 18 respectively with the fixed surface of two dwang 8 be connected, two dwang 8 are close to one end each other and are connected with the inner wall rotation of two square boards 4 respectively, the equal fixedly connected with runner 7 of one end that two dwang 8 kept away from each other, the runner 7 of rotation one side, runner 7 passes through dwang 8 and gear 18 is connected, gear 18 can rotate along with runner 7.

The bottom of two serration plates 15 respectively with the top fixed connection of two connecting rods 16, the top of two connecting rods 16 respectively through the bottom fixed connection of two serration plates 15 with the body 1, the spout has all been seted up to the inside of two dead levers 17, the bottom of two connecting rods 16 respectively with the inside sliding connection of two dead levers 17, the bottom of two dead levers 17 respectively with the bottom inner wall fixed connection of two square boards 4.

The bottom of two square boards 4 all rotates and is connected with both sides gyro wheel 3, four gyro wheels 3 distribute in the bottom both sides of two square boards 4 symmetrically, the front of body 1 is provided with upper door 11, upper door 11 both sides are equipped with the draw-in groove, accessible draw-in groove fixed mounting is on body 1, the bottom of key 6 is provided with footboard 5, the back of footboard 5 and the front fixed connection of body 1, the both sides inner wall of body 1 all rotates and is connected with bracing piece 12, two bracing pieces 12 distribute symmetrically at the top of the both sides inner wall of body 1, when playing the piano, open the musical instrument lid, carry out the fixed stay to the musical instrument lid through two bracing pieces 12, can amplify the sound of piano like this.

The top of body 1 is provided with top cap body 13, with traditional double-colored two top caps that open, the top cap that changes into the integral type is provided with clear glass simultaneously between double-colored top cap, is convenient for like this to observe the inside condition of piano through clear glass, and the bottom of top cap body 13 is provided with two hinges 14, and hinge 14's surface is articulated with the inner wall of body 1 respectively, and the bottom of top cap body 13 is rotated through the top of two hinges 14 with body 1 and is connected.

The working principle is as follows: when the height of the body is increased, the rotating wheel 7 on one side is rotated, the rotating wheel 7 is connected with the gear 18 through the rotating rod 8, the gear 18 can rotate along with the rotating wheel 7, the outer surface of the gear 18 is meshed with one side of the serrated plate 15, the bottom end of the serrated plate 15 is fixedly connected with the connecting rod 16, the connecting rod 16 is connected with the fixed rod 17 in a sliding mode, the gear 18 is in the rotating process, the serrated plate 15 can slowly rise along with the rotation of the gear 18, meanwhile, the serrated plate 15 can provide upward supporting force for the body 1 on the top end to slowly lift the body 1, and when the body 1 reaches the required height, the rotating wheel 7 stops rotating.

After the use, the rotating wheel 7 is rotated reversely, the rotating wheel 7 is connected with the gear 18 through the rotating rod 8, the gear 18 can reversely rotate along with the rotating wheel 7, the outer surface of the gear 18 is meshed with one side of the serrated plate 15, the bottom end of the serrated plate 15 is fixedly connected with the connecting rod 16, the connecting rod 16 is connected with the fixed rod 17 in a sliding mode, the gear 18 is in the process of reversely rotating, the serrated plate 15 can slowly descend along with the rotation of the gear 18, meanwhile, the serrated plate 15 can give a downward pulling force to the body 1 at the top end, the body 1 slowly moves downwards, and when the bottom end of the body 1 is in contact with the top end of the square plate 4, the rotating wheel 7 stops rotating.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and such changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A top cover of an upright piano, comprising:

the music stand is characterized by comprising a body (1), wherein two legs (2) are fixedly connected to the front of the body (1), keys (6) are arranged on the front of the body (1), a front key cover (9) is arranged at the top ends of the keys (6), a music stand (10) is fixedly arranged on the front of the front key cover (9), and two square plates (4) are arranged at the bottom end of the body (1);

the lifting assembly is arranged inside the square plate (4) and comprises gears (18), serrated plates (15), a connecting rod (16) and a fixing rod (17), the top end of each serrated plate (15) is fixedly connected with the bottom end of the instrument body (1) respectively, and the serrated plates (15) are meshed with the outer surfaces of the two gears (18) respectively.

2. A top cover for an upright piano as claimed in claim 1, wherein: two circular holes are formed in the inner parts of the gears (18), and rotating rods (8) are fixedly sleeved in the inner parts of the circular holes.

3. A top cover for an upright piano as claimed in claim 2, wherein: two dwang (8) are close to one end each other and are connected, two with the inner wall rotation of two square boards (4) respectively dwang (8) the equal fixedly connected with runner (7) of one end of keeping away from each other.

4. A top cover for an upright piano as claimed in claim 1, wherein: the bottom ends of the two sawtooth plates (15) are respectively fixedly connected with the top ends of the two connecting rods (16), and sliding grooves are formed in the fixing rods (17).

5. A top cover for an upright piano as claimed in claim 1, wherein: the bottoms of the two connecting rods (16) are respectively connected with the inner parts of the two fixing rods (17) in a sliding manner, and the bottom ends of the two fixing rods (17) are respectively fixedly connected with the inner walls of the bottoms of the two square plates (4).

6. A top cover for an upright piano as claimed in claim 1, wherein: the bottom of two square boards (4) all rotates and is connected with both sides gyro wheel (3), the front of musical instrument body (1) is provided with upper door (11).

7. A top cover for an upright piano as claimed in claim 1, wherein: the bottom of key (6) is provided with footboard (5), the both sides inner wall of body (1) all rotates and is connected with bracing piece (12).

8. A top cover for an upright piano as claimed in claim 1, wherein: the top of the body (1) is provided with a top cover body (13), and the bottom of the top cover body (13) is provided with two hinges (14).

9. A top cover for an upright piano as claimed in claim 8, wherein: the outer surfaces of the two hinges (14) are hinged to the inner wall of the body (1) respectively, and the bottom end of the top cover body (13) is rotatably connected with the top end of the body (1) through the two hinges (14).