CN215182995U

CN215182995U - Piano lid buffer

Info

Publication number: CN215182995U
Application number: CN202121388714.6U
Authority: CN
Inventors: 黄博
Original assignee: Liupanshui vocational technical college
Current assignee: Liupanshui vocational technical college
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-14
Anticipated expiration: 2031-06-22

Abstract

The utility model relates to a piano cover buffer device, which comprises an L-shaped bottom plate, wherein the top of the L-shaped bottom plate is connected with a buffer component, the front side of the L-shaped bottom plate is fixedly connected with a buffer seat, the top of the L-shaped bottom plate is dug with a rectangular groove, the buffer component is arranged inside the rectangular groove, the rear side of the L-shaped bottom plate is fixedly connected with a mounting plate, a positioning bolt is arranged on the mounting plate in a run-through manner, the top side edge of the L-shaped bottom plate is fixedly connected with a buffer cushion, the buffer cushion is arranged outside the rectangular groove, so that the assembly of the whole device is more matched with the structure of a piano, the design and use structure is reasonable, the practicability is greatly improved, a user does not need to manually close the keyboard cover in the whole course, the situation that fingers are pressed due to accidental occurrence when the keyboard cover is completely closed manually is effectively avoided, and the buffer effect on the keyboard cover can be further improved, utilize damping spring and damping spring two to mutually support, avoid causing the condition of wearing and tearing because of the impact force after the keyboard lid is closed.

Description

Piano lid buffer

Technical Field

The utility model relates to a piano lid buffer belongs to piano accessory technical field.

Background

At present, often adopt articulated connected mode between lid behind piano keyboard lid and the keyboard, when closing piano keyboard lid, under the self gravity of artificial strength and piano keyboard lid, the fast drop of piano keyboard lid not only can produce certain impact to the piano, also can crowd the hand of hindering the people possibly, for this reason, provides a piano lid buffer.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model overcomes current defect, provides a piano lid buffer, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a piano lid buffer, includes L type bottom plate, L type bottom plate top is connected with buffering subassembly, L type bottom plate front side fixedly connected with cushion socket, L type bottom plate top side is dug and is equipped with the rectangle recess, buffering subassembly sets up inside the rectangle recess, L type bottom plate rear side fixedly connected with mounting panel, it is equipped with positioning bolt to link up on the mounting panel, the side fixedly connected with blotter of L type bottom plate top side, the blotter sets up in the rectangle recess outside.

As a further description of the above scheme, the buffering assembly includes a micro electric push rod and a support rod, the micro electric push rod is disposed at the bottom side of the support rod, first fixing pieces are symmetrically disposed on the outer sides of the micro electric push rod, and second fixing pieces are symmetrically disposed on the outer sides of one end of the support rod.

As a further description of the above scheme, the bottom sides of the first fixing plate and the second fixing plate are respectively and fixedly connected with the bottom sides of the inner walls of the rectangular grooves, damping rotating shafts are respectively arranged at the inner sides of the first fixing plate and the second fixing plate, and the first fixing plate and the second fixing plate are respectively and movably connected with the outer wall of the miniature electric push rod and the outer wall of the fixed end of the supporting rod through the damping rotating shafts.

As a further description of the above scheme, the movable end of the miniature electric push rod is connected with a first hinge shaft, the top side of the outer wall of the movable end of the support rod is provided with a second hinge shaft, the first hinge shaft is connected with the bottom side of the outer wall of the movable end of the support rod, and the top side of the second hinge shaft is movably connected with a positioning piece.

As a further description of the above scheme, the buffer seat comprises a seat body and a buffer plate, the buffer plate is embedded inside the seat body, a connecting groove is dug at the top side of the seat body, the inner wall of the connecting groove is movably connected with the outer wall of the buffer plate, and damping springs are equidistantly arranged at the bottom side of the buffer plate.

As a further description of the above scheme, a fixed plate is connected to the bottom side of the fixed end of the damping spring, the top side of the movable end of the damping spring is fixedly connected to the bottom side of the buffer plate, damping springs are connected to the bottom of the fixed plate at equal intervals, and the bottom ends of the damping springs are fixedly connected to the bottom side of the inner wall of the connecting groove.

The utility model discloses beneficial effect:

1. by arranging the cushion pad and the mounting plate, the bottom of the mounting plate is attached and fixed on the top side of the door lock stop of the piano, so that the assembly of the whole device is more matched with the structure of the piano, the design and use structure is reasonable, and the practicability is greatly improved;

2. by arranging the miniature electric push rod, the supporting rod and the positioning sheet, the movable end of the miniature electric push rod drives the supporting rod to pull downwards, so that the keyboard cover connected with the positioning sheet can be automatically pulled downwards by the supporting rod, a user does not need to manually close the keyboard cover in the whole process, and the situation that fingers are pressed due to accidents when the keyboard cover is completely manually closed is effectively avoided;

3. through setting up damping spring and damping spring, under damping spring's effect, can play preliminary buffering effect to the keyboard lid, the fixed plate can exert pressure to damping spring simultaneously, under damping spring's effect, can further improve the cushioning effect to the keyboard lid, utilizes two of damping spring and damping spring to mutually support, avoids closing the back at the keyboard lid and causes the condition of wearing and tearing because of the impact force.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is the appearance structure diagram of the piano lid buffer device of the utility model.

Fig. 2 is a plan view of the L-shaped bottom plate of the piano lid cushioning device of the present invention.

Fig. 3 is a side view of the buffering assembly of the buffering device for piano lid of the present invention.

Fig. 4 is a schematic view of the sectional structure of the buffer seat of the piano lid buffer device of the present invention.

Reference numbers in the figures: 1. an L-shaped bottom plate; 2. a buffer assembly; 3. a buffer seat; 4. a rectangular groove; 5. mounting a plate; 6. positioning the bolt; 7. a cushion pad; 8. a miniature electric push rod; 9. a support bar; 10. a first fixing sheet; 11. a second fixing sheet; 12. a damping rotating shaft; 13. a first hinge shaft; 14. a second hinge shaft; 15. positioning plates; 16. a base body; 17. a buffer plate; 18. a connecting groove; 19. a damping spring; 20. a fixing plate; 21. a shock absorbing spring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a piano cover buffer device comprises an L-shaped bottom plate 1, wherein the top of the L-shaped bottom plate 1 is connected with a buffer component 2, the front side of the L-shaped bottom plate 1 is fixedly connected with a buffer seat 3, the top side of the L-shaped bottom plate 1 is dug to form a rectangular groove 4, the buffer component 2 is arranged in the rectangular groove 4, the rear side of the L-shaped bottom plate 1 is fixedly connected with a mounting plate 5, a positioning bolt 6 is arranged on the mounting plate 5 in a penetrating way, the edge of the top side of the L-shaped bottom plate 1 is fixedly connected with a buffer cushion 7, the buffer cushion 7 is arranged outside the rectangular groove 4, the L-shaped bottom plate 1 is respectively clamped on wood plates at two sides of a keyboard through arranging the buffer cushion 7 and the mounting plate 5, the L-shaped bottom plate 1 is fixedly connected through the positioning bolt 6 on the mounting plate 5, the bottom of the mounting plate 5 is attached and fixed on the top side of a lock stop of the piano, so that the assembly of the whole device is more matched with the structure of the piano, reasonable structure in design and use, and greatly improved practicability.

Specifically, as shown in fig. 3, the buffer assembly 2 includes a micro electric push rod 8 and a support rod 9, the micro electric push rod 8 is disposed at the bottom side of the support rod 9, a first fixing plate 10 is symmetrically disposed at the outer side of the micro electric push rod 8, a second fixing plate 11 is symmetrically disposed at the outer side of one end of the support rod 9, the bottom sides of the first fixing plate 10 and the second fixing plate 11 are respectively fixedly connected to the bottom side of the inner wall of the rectangular groove 4, damping rotating shafts 12 are disposed at the inner sides of the first fixing plate 10 and the second fixing plate 11, the first fixing plate 10 and the second fixing plate 11 are respectively movably connected to the outer wall of the micro electric push rod 8 and the outer wall of the fixed end of the support rod 9 through the damping rotating shafts 12, the movable end of the micro electric push rod 8 is connected to a first hinge shaft 13, the top side of the outer wall of the movable end of the support rod 9 is provided with a second hinge shaft 14, the first hinge shaft 13 is connected to the bottom side of the outer wall of the movable end of the support rod 9, second hinge 14 top side swing joint has spacer 15, through setting up miniature electric putter 8, bracing piece 9 and spacer 15, spacer 15 carries out fixed connection with the inboard edge of keyboard lid respectively, when closing the keyboard lid, the keyboard lid drives bracing piece 9 and pushes down, start miniature electric putter 8, miniature electric putter 8's expansion end drives bracing piece 9 and stimulates downwards, the keyboard lid that messenger bracing piece 9 that can automize stimulates spacer 15 to connect descends, do not need whole manual the closing keyboard lid of user, the condition emergence of pressing the finger because of the accident takes place when the effectual manual keyboard lid of avoiding completely closing takes place.

Specifically, as shown in fig. 4, the buffer seat 3 includes a seat body 16 and a buffer plate 17, the buffer plate 17 is embedded inside the seat body 16, a connecting groove 18 is dug on the top side of the seat body 16, the inner wall of the connecting groove 18 is movably connected with the outer wall of the buffer plate 17, damping springs 19 are equidistantly arranged on the bottom side of the buffer plate 17, a fixing plate 20 is connected to the bottom side of the fixing end of the damping spring 19, the top side of the movable end of the damping spring 19 is fixedly connected with the bottom side of the buffer plate 17, damping springs 21 are equidistantly connected to the bottom of the fixing plate 20, the bottom ends of the damping springs 21 are fixedly connected with the bottom side of the inner wall of the connecting groove 18, by arranging the damping springs 19 and the damping springs 21, after the keyboard cover is closed, the bottom end of the keyboard cover can abut against the buffer plate 17, and under the action of the damping springs 19, a preliminary buffer effect can be achieved on the keyboard cover, meanwhile, the fixing plate 20 can apply pressure to the damping spring 21, the buffering effect on the keyboard cover can be further improved under the action of the damping spring 21, and the damping spring 19 and the damping spring 21 are matched with each other, so that the condition of abrasion caused by impact force after the keyboard cover is closed is avoided.

When the utility model is used, the L-shaped bottom plate 1 is respectively clamped on the wood plates at the two sides of the keyboard and is fixedly connected by the positioning bolt 6 on the mounting plate 5, the bottom of the mounting plate 5 is fixedly attached to the top side of the lock door stop of the piano, the positioning piece 15 is respectively fixedly connected with the inner side edge of the keyboard cover, when the keyboard cover is closed, the keyboard cover drives the supporting rod 9 to press downwards, the miniature electric push rod 8 is started, the movable end of the miniature electric push rod 8 drives the supporting rod 9 to pull downwards, the keyboard cover connected with the positioning piece 15 can be automatically pulled downwards by the supporting rod 9 to descend, the bottom end of the keyboard cover can be abutted to the buffer plate 17, under damping spring 19's effect, can play preliminary buffering effect to the keyboard lid, fixed plate 20 can exert pressure to damping spring 21 simultaneously, under damping spring 21's effect, can further improve the cushioning effect to the keyboard lid.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides a piano lid buffer, includes L type bottom plate (1), its characterized in that, L type bottom plate (1) top is connected with buffering subassembly (2), L type bottom plate (1) front side fixedly connected with cushion socket (3), L type bottom plate (1) top side is dug and is equipped with rectangle recess (4), buffering subassembly (2) set up inside rectangle recess (4), L type bottom plate (1) rear side fixedly connected with mounting panel (5), it is equipped with positioning bolt (6) to link up on mounting panel (5), L type bottom plate (1) top side edge fixedly connected with blotter (7), blotter (7) set up in rectangle recess (4) outside.

2. A piano lid cushioning device according to claim 1, wherein: the buffer assembly (2) comprises a micro electric push rod (8) and a support rod (9), the micro electric push rod (8) is arranged on the bottom side of the support rod (9), a first fixing piece (10) is symmetrically arranged on the outer side of the micro electric push rod (8), and a second fixing piece (11) is symmetrically arranged on the outer side of one end of the support rod (9).

3. A piano lid cushioning device according to claim 2, wherein: the bottom sides of the first fixing piece (10) and the second fixing piece (11) are fixedly connected with the bottom side of the inner wall of the rectangular groove (4) respectively, damping rotating shafts (12) are arranged on the inner sides of the first fixing piece (10) and the second fixing piece (11), and the first fixing piece (10) and the second fixing piece (11) are movably connected with the outer wall of the fixed end of the miniature electric push rod (8) and the outer wall of the fixed end of the supporting rod (9) through the damping rotating shafts (12) respectively.

4. A piano lid cushioning device according to claim 3, wherein: the movable end of the miniature electric push rod (8) is connected with a first hinge shaft (13), the top side of the outer wall of the movable end of the support rod (9) is provided with a second hinge shaft (14), the first hinge shaft (13) is connected with the bottom side of the outer wall of the movable end of the support rod (9), and the top side of the second hinge shaft (14) is movably connected with a positioning piece (15).

5. A piano lid cushioning device according to claim 1, wherein: buffer seat (3) include pedestal (16), buffer board (17), inside buffer board (17) inlayed and located pedestal (16), pedestal (16) top side is dug and is equipped with connecting groove (18), connecting groove (18) inner wall and buffer board (17) outer wall swing joint, buffer board (17) bottom side equidistance is equipped with damping spring (19).

6. A piano lid cushioning device according to claim 5, wherein: the bottom side of the fixed end of the damping spring (19) is connected with a fixed plate (20), the top side of the movable end of the damping spring (19) is fixedly connected with the bottom side of the buffer plate (17), the bottom of the fixed plate (20) is connected with damping springs (21) in an equidistant mode, and the bottom end of each damping spring (21) is fixedly connected with the bottom side of the inner wall of the corresponding connecting groove (18).