CN213635317U

CN213635317U - Buffer structure of piano cover plate

Info

Publication number: CN213635317U
Application number: CN202022694385.XU
Authority: CN
Inventors: 孙龙腾
Original assignee: Amex Shanghai Musical Instrument Co ltd
Current assignee: Amex Shanghai Musical Instrument Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-07-06
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a buffer structure of piano apron, including lower apron and upper cover plate, the equal fixed connection mounting panel in both sides of lower apron, the inside of lower apron is equipped with buffer gear, and the inside of mounting panel is equipped with stop gear, and beneficial effect is: this device is equipped with buffer gear in the inside of apron down, when the upper cover plate drives through external hydraulic stem and closes, peg graft in the U template the front end of apron, the spring beam of its bottom has cushioned the pressure of apron with the U template, reach the effect of buffering closing pressure, and be provided with the sleeve pipe that can the oscilaltion in the mounting panel of this device, the sleeve pipe promotes by electric putter and rises when using, carry out the supporting role to the apron, prevent that the upper cover plate from closing suddenly and pressing from both sides wounded personnel, the effect of protection operator safety has been reached, and when closing the upper cover plate, the inserted block that its bottom set up inserts the cover intraductally, the intraductal spring of cover and buffer board can carry out the second buffering to it, the life of piano has been protected.

Description

Buffer structure of piano cover plate

Technical Field

The utility model relates to a piano technical field specifically is a buffer structure of piano apron.

Background

The piano is a keyboard instrument in Western classical music, is deeply loved by musicians from ancient times to present, consists of 88 keys and a metal string soundboard, and is known as the king of the musical instrument.

The multi-purpose external hydraulic stem of musical instrument lid part of current piano opens and closes the musical instrument lid, because the musical instrument lid part need protect the key, so its texture also is mostly hard plank or other materials, can cause the lower cover plate part of piano in the twinkling of an eye of closing to strike, causes the damage of piano in the past very easily for a long time, and the mode of external hydraulic stem is unstable, and the apron receives external force to influence under the very easy sudden cover, presss from both sides the hand that hinders the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a buffer structure of piano apron.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a buffer structure of piano apron, includes apron and upper cover plate down, the equal fixed connection mounting panel in both sides of apron down, the inside of apron is equipped with buffer gear down, the inside of mounting panel is equipped with stop gear, buffer gear includes the spring beam, and the mounting groove has been seted up to the inside of apron down, the interior bottom fixedly connected with spring beam of mounting groove, the top fixedly connected with U template of spring beam, the interior bottom fixed connection blotter of U template.

Preferably, stop gear includes electric putter, the interior bottom fixedly connected with electric putter of mounting panel, electric putter's top fixedly connected with sleeve pipe, sheathed tube interior bottom fixedly connected with buffer spring, telescopic one end fixedly connected with buffer board is kept away from to buffer spring.

Preferably, the both sides of upper cover plate are seted up flutedly, the equal fixedly connected with fixed block in middle part both sides of recess, both sides the inside of fixed block all is pegged graft and is had the bolt.

Preferably, the upper cover plate comprises a groove, a hinge is fixedly connected to the inner wall of one end of the groove, an insertion block is movably connected to the groove through the hinge, and the insertion block is inserted into a sleeve of the limiting mechanism.

Preferably, the top of the lower cover plate is fixedly connected with keys close to the mounting grooves, and the front end of the upper cover plate is spliced with a U-shaped plate.

Compared with the prior art, the beneficial effects of the utility model include: this device is equipped with buffer gear in the inside of apron down, when the upper cover plate drives through external hydraulic stem and closes, peg graft in the U template the front end of apron, the spring beam of its bottom has cushioned the pressure of apron with the U template, reach the effect of buffering closing pressure, and be provided with the sleeve pipe that can the oscilaltion in the mounting panel of this device, the sleeve pipe promotes by electric putter and rises when using, carry out the supporting role to the apron, prevent that the upper cover plate from closing suddenly and pressing from both sides wounded personnel, the effect of protection operator safety has been reached, and when closing the upper cover plate, the inserted block that its bottom set up inserts the cover intraductally, the intraductal spring of cover and buffer board can carry out the second buffering to it, the life of piano has been protected.

Drawings

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

fig. 2 is a schematic external structural view of the present invention;

fig. 3 is a side sectional view of the buffering mechanism of the present invention;

fig. 4 is a schematic view of the bottom structure of the upper cover plate of the present invention.

In the figure: 1. a lower cover plate; 2. mounting a plate; 3. an upper cover plate; 4. inserting a block; 5. a limiting mechanism; 51. an electric push rod; 52. a sleeve; 53. a buffer spring; 54. a buffer plate; 6. a buffer mechanism; 61. a spring lever; 62. a U-shaped plate; 63. a cushion pad; 7. keys of keys; 8. a groove; 9. a hinge; 10. a fixed block; 11. a bolt; 12. and (4) mounting the 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. 1-4, the present invention provides a technical solution: the buffering structure of the piano cover plate comprises a lower cover plate 1 and an upper cover plate 3, wherein both sides of the lower cover plate 1 are fixedly connected with a mounting plate 2, a buffering mechanism 6 is arranged inside the lower cover plate 1, a limiting mechanism 5 is arranged inside the mounting plate 2, the buffering mechanism 6 comprises a spring rod 61, a mounting groove 12 is arranged inside the lower cover plate 1, the inner bottom of the mounting groove 12 is fixedly connected with the spring rod 61, the top of the spring rod 61 is fixedly connected with a U-shaped plate 62, the inner bottom of the U-shaped plate 62 is fixedly connected with a buffering pad 63, the upper cover plate 3 is inserted into the U-shaped plate 62 when closed, the spring rod 61 is used for buffering for the first time, the impact force closed by the upper cover plate 3 is reduced, the piano is protected, the service life of the piano is prolonged, the pressure of the upper cover plate 3 is buffered by the setting of the buffering pad 63, the sound emitted when closed is reduced, the practicability of the structure is increased.

The limiting mechanism 5 comprises an electric push rod 51, the inner bottom of the mounting plate 2 is fixedly connected with the electric push rod 51, the top of the electric push rod 51 is fixedly connected with a sleeve 52, the inner bottom of the sleeve 52 is fixedly connected with a buffer spring 53, one end of the buffer spring 53 far away from the sleeve 52 is fixedly connected with a buffer plate 54, the electric push rod 51 pushes the sleeve 52 to provide a supporting effect for the upper cover plate 3 when in use, the upper cover plate 3 is prevented from being suddenly closed, the safety of an operator is protected, the safety of the structure is improved, two sides of the upper cover plate 3 are provided with grooves 8, two sides of the middle part of each groove 8 are fixedly connected with fixed blocks 10, the inner parts of the fixed blocks 10 at two sides are respectively inserted with a bolt 11, the upper cover plate 3 comprises a groove 8, one end inner wall of each groove 8 is fixedly connected with a hinge 9, each groove 8, the inserted block 4 is pegged graft with sleeve 52 and is made upper cover plate 3 when closing, the spring in the sleeve 52 cushions it with buffer board 54 for the third time, the life of piano has been increased, the top of lower cover plate 1 is close to mounting groove 12 fixedly connected with key 7, the front end of upper cover plate 3 is pegged graft and is had U template 62, upper cover plate 3 is pegged graft in lower cover plate 1, the inside buffer structure of apron 1 not only can play the cushioning effect under the cooperation, still make the leakproofness of this structure strengthen greatly.

When the piano cover plate is used, the upper cover plate 3 rises under the action of an external hydraulic rod to open the piano cover plate, the sleeve 52 is driven to rise and fall by starting the electric push rod 51, the sleeve 52 is lifted out of the mounting plate 2, the top of the sleeve 52 is positioned below the piano cover plate, the cover plate is prevented from supporting when being suddenly closed, when the piano cover plate is closed, the bolt 11 at the bottom of the upper cover plate 3 is pulled out, the insert block 4 in the mounting groove 12 is rotated out of the mounting groove 12 through the hinge 9, the sleeve 52 rebounds to the mounting plate 2 by starting the motor push rod, one end of the insert block 4 is inserted in the sleeve 52 and is contacted with the buffer plate 54 in the sleeve 52, the buffer spring 53 plays a buffer role, the top end part of the upper cover plate 3 is inserted in the U-shaped plate 62 in the lower cover plate 1, the upper cover plate 3 is contacted with the buffer pad 63 in the U-shaped plate 62, the spring rod 61 at the bottom of the U-shaped plate 62 can buffer the closing pressure of the upper cover plate 3, and the upper cover plate 3 is completely inserted into the lower cover plate 1 after the spring rod 61 rebounds under the pressure.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 buffer structure of piano apron, its characterized in that, includes apron (1) and upper cover plate (3) down, the equal fixed connection mounting panel (2) in both sides of apron (1) down, the inside of apron (1) is equipped with buffer gear (6) down, the inside of mounting panel (2) is equipped with stop gear (5), buffer gear (6) include spring beam (61), and mounting groove (12) have been seted up to the inside of apron (1) under, and interior bottom fixedly connected with spring beam (61) of mounting groove (12), the top fixedly connected with U template (62) of spring beam (61), interior bottom fixedly connected with blotter (63) of U template (62).

2. A buffer structure of a piano cover plate according to claim 1, wherein: stop gear (5) include electric putter (51), interior bottom fixedly connected with electric putter (51) of mounting panel (2), the top fixedly connected with sleeve pipe (52) of electric putter (51), interior bottom fixedly connected with buffer spring (53) of sleeve pipe (52), one end fixedly connected with buffer board (54) of sleeve pipe (52) are kept away from in buffer spring (53).

3. A buffer structure of a piano cover plate according to claim 1, wherein: the improved structure is characterized in that grooves (8) are formed in two sides of the upper cover plate (3), fixing blocks (10) are fixedly connected to two sides of the middle of each groove (8), and bolts (11) are inserted into the fixing blocks (10) in two sides.

4. A buffer structure of a piano cover plate according to claim 1, wherein: the upper cover plate (3) comprises a groove (8), a hinge (9) is fixedly connected to the inner wall of one end of the groove (8), an insertion block (4) is movably connected to the groove (8) through the hinge (9), and the insertion block (4) is connected with a sleeve (52) in the limiting mechanism (5) in an inserting mode.

5. A buffer structure of a piano cover plate according to claim 1, wherein: the top of the lower cover plate (1) is close to the mounting groove (12) and is fixedly connected with keys (7), and the front end of the upper cover plate (3) is spliced with a U-shaped plate (62).