CN210896563U

CN210896563U - Functional panel device capable of hiding in piano shell

Info

Publication number: CN210896563U
Application number: CN201921361321.9U
Authority: CN
Inventors: 马季平
Original assignee: Shanghai Jiuge Music Instrument Co ltd
Current assignee: Shanghai Jiuge Music Instrument Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-06-30
Anticipated expiration: 2029-08-21

Abstract

The utility model relates to a musical instrument technical field is a can hide function panel device in piano casing particularly, metal support include first vertical section, the vertical section of second and middle section cavity pipe, first vertical section department is equipped with the function panel, the vertical section department of second is equipped with the main control box, middle section cavity intraductal side can supply interconnecting link to pass through so that function panel and main control box electrical property link to each other, the inboard bottom of passing through hinge and the vertical section of second of going up the door plant links to each other. The utility model has novel design, convenient use and strong practicability, is generally suitable for most upright pianos, can easily screw out the functional panel by turning over the top cover of the piano, and can still cover the top cover of the piano; after using up this function panel, can open the piano top cap, hide in the piano casing with function panel back of turn for piano accessories such as all kinds of function buttons, volume knob, earphone socket, emitting diode light, pickup microphone, camera lens that combine on the function panel use and accomodate the arrangement more convenient.

Description

Functional panel device capable of hiding in piano shell

Technical Field

The utility model relates to a musical instrument technical field is a can hide function panel device in piano casing particularly.

Background

With the development of science and technology, the traditional piano combines the modern electronic technology to develop a plurality of new practical varieties, such as an automatic playing piano, a mute piano, a multifunctional electronic piano and the like; also, some peripheral electronic products around the piano are widely used, such as audio, video recorders, electronic metronomes, and the like. Greatly enriching the using functions of the piano. However, the increase of the function buttons of the operation panel is inevitably caused along with the increase of the use functions, and the elegant, concise and tidy visual effects of the traditional piano are influenced by the electrical devices such as the buttons of the five-eight doors, for example, the national patent publication number: the CN204857173U discloses an intelligent piano, which is characterized in that a controller, a display operation screen and a sounder are sequentially arranged on the top end of the piano from left to right, and a liquid crystal display screen and buttons are arranged on the front surface of the display operation screen; moreover, the position and angle of the lighting desk lamp and the audio and video camera are required to be adjusted when the lighting desk lamp is started at ordinary times, the lighting desk lamp and the audio and video camera are required to be moved frequently, the previous ideal placing position is difficult to remember when the lighting desk lamp is used every time, and the lighting desk lamp must be stored and tidied after being used for avoiding disorder.

Disclosure of Invention

An object of the utility model is to solve prior art's not enough, provide a can hide the function panel device in the piano casing, can easily screw out when the function panel is opened, then can hide in the piano casing when out of service, need not destroy the piano structure, do not influence the outward appearance, and production simple to operate, easy operation, the commonality is strong.

In order to realize the purpose, the functional panel device capable of being hidden in the piano shell comprises a functional panel, a main control box, the piano shell and a top cover which is positioned on the upper side of the piano shell and can be opened and closed, wherein the front side of the piano shell is an upper door plate, a gap is arranged between the upper door plate and the top cover, the functional panel device further comprises a metal support, the metal support comprises a first vertical section, a second vertical section and a middle section cavity pipe, the top ends of the first vertical section and the second vertical section are respectively connected to the two ends of the middle section cavity pipe, the functional panel is arranged at the first vertical section, the main control box is arranged at the second vertical section, a connecting circuit can pass through the inner side of the middle section cavity pipe so that the functional panel is electrically connected with the main control box, the inner side of the upper door plate is connected with the bottom end of the second vertical section through a hinge, the middle section cavity pipe extends out of the piano shell through the gap and can enable the first vertical section and the functional panel to be positioned on the upper piano shell And the hinge is used for enabling the metal support to rotate and be contained in the piano shell.

The utility model discloses still have following preferred technical scheme:

the length of the first vertical section is shorter than that of the second vertical section.

The middle section cavity pipe is a flat annular cavity pipe.

The functional panel device capable of being hidden in the piano shell further comprises a main control box bottom plate, a hollow cavity is arranged at the second vertical section and serves as a main control box, the main control box bottom plate is arranged on one side, close to the upper door plate, of the main control box, and a cushion pad of the main control box bottom plate is arranged on one side, close to the upper door plate, of the main control box bottom plate.

And cushion pads are respectively arranged on the upper and lower outer surfaces of the middle-section cavity pipe.

And reinforcing ribs are arranged in the middle-section cavity pipe.

The first vertical section and the functional panel are not attached to the outer surface of the upper door plate.

The main control box both sides be equipped with the pin hole, last door plant inboard correspond to the pin hole be equipped with the bolt, first extension section when being located the front side of last door plant, thereby the bolt can cooperate with the pin hole and lock metal support.

The both ends of the lower terminal surface of middle section cavity pipe link to each other with the upper end of first vertical section and the vertical section of second respectively, and the connecting portion of middle section cavity pipe and first vertical section and the vertical section of second are equipped with the vertical plane strengthening rib.

The both ends of the up end of middle section cavity pipe link to each other with the upper end of first vertical section and second vertical section respectively, and the both ends of middle section cavity pipe are seted up UNICOM to the inside lead wire window of middle section cavity pipe.

Beneficial effects of the utility model

Compared with the prior art, the utility model, composite structure is simple feasible, easily installs and dismantles, and its advantage lies in: the novel piano top cover has the advantages of novel design, flexible structure, simplicity and convenience in production and installation, convenience in use and strong practicability, is generally suitable for most upright pianos, can be easily screwed out of the functional panel by turning the top cover of the piano, and can still cover the top cover of the piano; after using up this function panel, can open the piano top cap, with function panel back to hide in the piano casing, and need not destroy the piano structure, do not influence the piano outward appearance, can make piano extension electronic musical instrument function, be fit for the piano video teaching usage that needs the keyboard to make a video recording, the use and the arrangement of accomodating of all kinds of function buttons, volume knob, earphone socket, emitting diode light, pickup microphone, the piano accessories such as camera lens that combine on the function panel are more convenient.

Drawings

Fig. 1 is a schematic view of the functional panel of the present invention rotating out of the piano shell in the forward direction.

Fig. 2 is a schematic side view of the functional panel of the present invention when it is rotated out of the piano case.

Fig. 3 is the utility model discloses a functional panel revolves to looking sideways at the schematic diagram in the piano shell.

Fig. 4 is a schematic side view of the device of the present invention.

Fig. 5 is a schematic partial cross-sectional view of an example of a metal holder of the device of the present invention.

Fig. 6 is a schematic partial cross-sectional view of another example of a metal support for the device of the present invention.

Fig. 7 is a schematic cross-sectional view of an exemplary metal stent toroidal cavity tube segment of the inventive device.

Fig. 8 is a schematic diagram of a functional panel of the device of the present invention.

Fig. 9 is a schematic view of another functional panel of the device of the present invention.

In the figure, 1, an upper door panel, 2, a functional panel, 3, a piano top cover, 4, a buffer rubber pad, 5, a hinge, 6, a flat ring-shaped cavity tube, 7, a positioning lock catch, 8, a lock pin hole, 9, a functional panel circuit board, 10, a thin flexible flat cable, 11, a thin felt, 12, a metal support, 13, a reinforcing rib, 14, a screw, 15, a main control circuit board, 16, a main control box bottom plate, 17, a main control box bottom plate buffer cushion, 18, a hinge damping gasket, 19, a lead, 20, another thin flexible flat cable, 21, a volume adjusting button, 22, a panel left side functional button, 23, a camera lens, 24, a first earphone jack, 25, a luminous tube illuminating lamp, 26, a display screen, 27, a microphone, 28, a loudspeaker, 29, a second earphone jack, 30, a panel right side functional button, 100, a flat ring-shaped cavity tube pipeline, 101, a vertical plane reinforcing rib, 110, a lead window, 111. and welding the connecting part.

Detailed Description

The structure and principle of such a device will be apparent to those skilled in the art from the following further description of the invention with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Normally, when the piano top cover 3 is closed, in order to prevent the collision and friction between the top cover 3 and the upper door panel 1 and the side panels, cushion rubber beads having a thickness of 2 to 3 mm are stuck on the top of the side panels and the upper door panel 1. And this embodiment utilizes the space that the buffering micelle formed promptly, designs a metal support 12, and the middle section cavity pipe of metal support 12 passes through the clearance between piano top cap 3 and the last door plant 1, and the inside film cable that can place of middle section cavity pipe to can stretch function panel 2 outside the piano casing. When in use, the piano top cover 3 is turned over, the functional panel 2 is easily screwed out, and the piano top cover 3 can still be covered; after using this function panel 2, can turn over piano top cap 3, rotate the function panel 2 back to the piano shell and hide.

The functional panel 2 device which can be hidden in the piano shell comprises a functional panel 2, a metal support 12, a flexible film circuit, a main control box bottom plate 16, a buffer pad, a hinge 5 and the like, wherein the hinge 5 is connected with the back of a door plate 1 on the piano shell, the metal support 12 made of a rigid sheet comprises a first vertical section, a second vertical section and a middle section cavity pipe, the top ends of the first vertical section and the second vertical section are respectively connected to two ends of the middle section cavity pipe, the side surfaces of the first vertical section and the second vertical section are in a fishhook shape, the head section and the tail section are relatively vertical in a high-low mode, the lower section and the outer side surface of the first vertical section are connected with the functional panel 2, and the functional panel 2 is used for arranging various additional accessories such as a function button, a volume adjusting button 21, an earphone socket, a light emitting diode, a lighting lamp microphone 27, a camera lens 23 and other piano accessories; a high section, namely a second vertical section, is stamped into a main control box, the bottom end of the main control box is provided with a hinge 5, the other side of the hinge 5 is used for being connected to the inner side of an upper door plate 1 of the piano, one side of the main control box, which is close to the upper door plate 1, a main control box bottom plate 16 and the main control box are connected and closed through a screw 14, and a main control box bottom plate cushion pad 17 is arranged on the outer side surface of the main control; middle section cavity pipe in the middle of metal support 12 is stamped into oblate ring form cavity pipe 6, and the size of a vertical direction is less than the oblate cavity pipe of the size of horizontal direction promptly, can establish the strengthening rib in the pipe, and the other wire 19 such as flexible film circuit that draw forth from functional panel 2 that set up of strengthening rib, and on leading to main control circuit board 15 in the main control box, oblate ring form cavity pipe 6 cross-sectional height generally is not more than 3 millimeters, and oblate ring form cavity pipe 6 upper and lower surface can be equipped with the blotter. Of course, it should be noted that the lengths of the first vertical section and the second vertical section may be adjusted according to actual situations, and are not limited to the example of the present embodiment.

Specifically, the device capable of hiding the functional panel 2 is a metal bracket 12 with a fishhook shape on one side surface, wherein the functional panel 2, the control circuit and the connecting cable are integrated, the metal bracket 12 can be made of a stainless steel thin plate with the thickness of less than 1 millimeter, a part of the metal bracket 12 similar to the fishhook tip, namely a first vertical section is provided with a long and narrow plane, the functional panel 2 is connected on the long and narrow plane through a screw 14, the functional panel 2 contains electronic and optical components such as matrix scanning or display and the like, and a thin connecting cable such as a thin film flat cable is led out; the part similar to the bottom of the fishhook, namely the middle-section cavity pipe, the flat annular cavity pipe 6 is vertical to the long and narrow plane of the connecting function panel 2, and the connecting cable led out from the function panel 2 penetrates through the flat annular cavity pipe 6; the part similar to the hook handle of the fishhook, namely the second vertical section, the metal support 12 is processed into a rectangular hollow box by punching, a main control circuit board 15 is placed in the box, a connecting cable led out by the functional panel 2 passes through the flat ring-shaped cavity pipe 6 and is connected with the main control circuit board 15, and the main control box is parallel to the long and narrow plane of the connecting functional panel 2 and is vertical to the flat ring-shaped cavity pipe 6; similar fishhook handle top department, the surface of the relative band ring shaped cavity pipe 6 joint portion of main control box is provided with hinge 5 promptly, another page of hinge 5 links the door plant 1 back on the piano, then the side is the metal support 12 of fishhook shape is rotatable, function panel 2 and metal support 12 hide at ordinary times in the door plant 1 back on the piano, closed piano top cap 3 can not see function panel 2 and metal support 12, when must operating function panel 2, turn over piano top cap 3 and rotate metal support 12 and screw out function panel 2, band ring shaped cavity pipe 6 rides on piano door plant 1 upper end, main control box and function panel 2 span the interior both sides of door plant 1 on the piano. The main control box is provided with a main control box bottom plate 16 connected by screws 14, and the outer side of the main control box bottom plate 16 is provided with a buffer rubber pad 4 which is attached to the inner side of the upper door plate 1; the functional panel 2 is not attached to the outer side of the upper door plate 1 and keeps a certain distance with each other, so that when the metal support 12 rotates, the functional panel 2 can cross the upper end of the upper door plate 1 and rotate to the inner side of the upper door plate 1, the functional panel 2 is prevented from being attached to the outer side of the upper door plate 1 and keeps a certain distance with each other, when the metal support 12 rotates, the functional panel 2 can cross the upper end of the upper door plate 1 and rotate to the inner side of the upper door plate 1, and collision with the upper door plate 1 is avoided; in order to prevent the flat annular cavity pipe 6 of the metal support 12 from rubbing the upper end of the upper door plate 1 and prevent the piano top cover 3 from rubbing the flat annular cavity pipe 6 of the metal support 12 when closed, a buffer felt is pasted on the outer side of the flat annular cavity pipe 6 of the metal support 12; the two sides of the main control box are provided with pin holes, so that two pins arranged on the inner side of the upper door plate 1 can be inserted into the pin holes on the two sides of the main control box to lock the metal bracket 12.

After the functional panel 2 rotates out of the piano shell along with the metal support 12, the outer surface of the door plate 1 on the piano is not attached, the protrusion is positioned right above the piano music stand, the function panel 2 can realize the music illumination function if a light source is arranged, the camera lens arranged on the lower side of the functional panel 2 is favorable for shooting and recording the piano keyboard and the hand shape of a player, the camera lens arranged on the front side of the functional panel 2 is also favorable for shooting and recording the front head portrait of the player, or the microphone 27 arranged on the functional panel 2 is favorable for collecting and recording the voice of the player closely. Meanwhile, the function panel 2 protrudes to be closer to the head of the player, so that the player can conveniently operate the function panel 2.

Examples

In fig. 1 and 2, a buffer rubber cushion 4 is arranged between the piano upper door plate 1 and the piano top cover 3, so that a gap is formed between the piano upper door plate 1 and the piano top cover 3, the flat annular cavity pipe 6 at the middle section of the metal support 12 attached to the functional panel 2 is arranged in the gap between the piano upper door plate 1 and the piano top cover 3, and the functional panel 2 is arranged outside the piano upper door plate 1 for convenient operation.

In fig. 2 and 3, the utility model discloses install the end of metal support 12 and be equipped with hinge 5, hinge 5 is fastened inboard on piano door plant 1 with screw 14 for another page. When the functional panel 2 is arranged on the outer side of the piano upper door plate 1, the hinge 5 is unfolded; when the functional panel 2 is turned to the inner side of the piano upper door plate 1 to be hidden, the hinge 5 is closed.

Arrange door plant 1 outside on the piano in functional panel 2, for the panel hypsokinesis when preventing to press functional panel 2 button, locate on the piano lockpin that the inboard location hasp 7 of door plant 1 inserted the utility model discloses lockpin hole 8 that the device was established. A stop piece can be arranged on the inner side of the piano top cover 3 to abut against the main control box, so that the main control box and the metal support 12 are prevented from tilting backwards, and the disadvantage is that the piano top cover can tilt backwards when being opened.

Fig. 4 shows the structural configuration of the present metal stent 12. The functional panel 2 is attached to the plane of the outer surface of the first vertical section of the metal support 12, the metal support 12 is connected with the functional panel 2 through the screw 14, the functional panel circuit board 9 in the functional panel 2 is led out to form a fine wire 19 (flat cable) to be connected with the mainboard, in fig. 4, the functional panel circuit board 9 is connected with the thin film flexible flat cable 10 through the connector, and the thin film flexible flat cable 10 passes through the flat annular cavity tube 6 in the middle section of the metal support 12 to be connected with the main control circuit board 15. The middle section cavity pipe of metal support 12 is extremely thin hollow tube, can set up the strengthening rib 13 of reinforcing rigidity intensity in the pipe, has set up outside of tubes with door plant 1 and piano top cap 3 on the piano avoid collision and the 6 blotters of fricative flat ring form cavity pipe. The second vertical section of the metal support 12 is processed into a main control box by punching, a main control circuit board 15 is arranged in the box, a thin film flexible flat cable 10 led out by a functional panel circuit board 9 is led in the main control box and is connected with the main control circuit board 15 through a connector, in order to protect the main control circuit board 15 and the like, an opening is arranged on the left side of the main control box close to one side of the upper door plate 1 in the drawing, a main control box bottom plate 16 for sealing the main control box is arranged on the main control box, a main control box bottom plate buffer cushion 17 is arranged on the outer side face of the main control box bottom plate 16 to prevent the main control box bottom plate from being damaged due to collision and friction with the inner side of the upper door plate 1 of the piano and prevent noise, and similarly, when the functional panel 2 is turned to the inner side of the upper door plate 1 of the piano to hide.

Fig. 5 is a schematic structural view of a flat annular cavity tube 6 in the middle section of the metal support 12, which is made of a stainless steel sheet with a thickness of 0.5 to 0.8 mm, and is punched into a hollow flat metal tube, and the cavity tube can be formed by folding two pieces of the hollow metal tube. In order to enhance the rigidity and the strength, a plurality of reinforcing ribs 13 can be arranged in the cavity pipe, the reinforcing ribs 13 in the cavity pipe are spot-welded in the cavity pipe in fig. 5, the inward convex reinforcing ribs 13 can also be directly punched on the pipe wall of the flat ring-shaped cavity pipe 6, the reinforcing ribs 13 are also used for controlling the height and the size of the cavity, the cavity pipe is prevented from being excessively extruded, and the wire 19 in the cavity pipe is prevented from being damaged. The film flexible flat cable 10, another film flexible flat cable 20 and a thin wire 19 are respectively laid in the illustrated cavity tube, and the closed cavity tube is electrically grounded and has good electromagnetic shielding performance. In the figure 5, the outer surface of the flat ring-shaped cavity pipe 6 is adhered with a thin felt 11 with the functions of buffering and noise reduction, and the thin felt 11 has the function of appearance decoration.

Fig. 6 and 7 show two different orifice structures at the junction between the flat ring-shaped hollow cavity tube 6 and the vertical plane of the body in the middle section of the metal support 12. In fig. 6, the lower layer pipe body of the flat ring-shaped cavity pipe pipeline 100 is the same as the body of the first vertical section and the second vertical section, and is vertical, the corner punching vertical plane reinforcing rib 101 is used for enhancing the rigidity of the vertical plane, and the outside of the flat ring-shaped cavity pipe 6 is pasted with the buffer thin felt 11. In fig. 7, the upper-layer tube body of the flat annular cavity tube pipeline 100, the first vertical section and the second vertical section are both body bodies and are vertical, and the upper ends of the first vertical section and the second vertical section are welded with the two ends of the lower-layer tube body of the flat annular cavity tube 6 respectively, so that the rigidity strength of the vertical plane is enhanced; in order to prevent the vertical plane from blocking the flat ring-shaped cavity tube 6, in fig. 7, the vertical plane is provided with a lead window 110 corresponding to the mouth of the flat ring-shaped cavity tube 100.

Fig. 8 and 9 are schematic views of two kinds of functional panels 2 of the device of the present invention. In fig. 8, the function panel 2 has a volume adjusting button 21 and a display screen 26 in addition to various common functions, such as a first button and a second button, and the function panel 2 is provided with a camera lens 23 facing the keyboard for shooting, a light emitting tube illuminating lamp 25 illuminating downward, a recording microphone 27 and a built-in speaker 28, and two headphone jacks and headphone jacks approaching the ears of the player upward in the plastic casing. The functional panel 2 in the schematic diagram of fig. 9 adopts a touch screen selection function, and a camera lens 23 for shooting downwards, a light-emitting tube illuminating lamp 25 for illuminating downwards and a built-in loudspeaker 28 are arranged in the plastic shell, and a first earphone jack 24 and a second earphone jack 29, and a recording microphone 27 are respectively arranged on two sides of the plastic shell.

To sum up, the utility model discloses the device novel function and practical, convenient to use accomodates simple and direct, and manufacturing process realizes easily to the effect of connecting cable electromagnetic shield has been realized. The utility model discloses an application can be very extensive. And the function panel 2 of the device of the utility model can be simplified into the shell of a single device, such as a single camera with a metal bracket 12 (with a cavity tube) and the like, and is screwed out of the piano shell along with the metal bracket 12 or is hidden at the back of the piano upper door plate 1. The utility model discloses the device also can combine electromagnetic drive mechanism such as micro motor, realizes actions such as the automatic top-open of musical instrument lid, the automatic roll-out and the hiding of function panel 2 and metal support 12.

Claims

1. The utility model provides a can hide function panel device in piano casing, includes function panel, main control box, piano casing and is located the top cap that the piano casing upside can open and shut, the front side of piano casing be the last door plant, last door plant and top cap between be equipped with the space, its characterized in that still includes metal support, metal support include first vertical section, the vertical section of second and middle section cavity pipe, the top of first vertical section and the vertical section of second be connected to the both ends of middle section cavity pipe respectively, first vertical section department be equipped with the function panel, the vertical section department of second be equipped with the main control box, middle section cavity intraductal side can supply interconnecting link so that function panel and main control box electrical property link to each other, the inboard of last door plant pass through the hinge and link to each other with the bottom of the vertical section of second, middle section cavity pipe pass through the space extend to the piano casing outside and can make first vertical section and function panel be located the front cover of door plant on And the hinge is used for enabling the metal support to rotate and be contained in the piano shell.

2. The apparatus of claim 1, wherein the first vertical segment is shorter in length than the second vertical segment.

3. The apparatus as claimed in claim 1, wherein said hollow cavity is a flat ring shaped hollow cavity.

4. The device as claimed in claim 1, further comprising a bottom plate of the main control box, wherein the second vertical section is provided with a hollow chamber as the main control box, and the bottom plate of the main control box is provided on a side of the bottom plate of the main control box close to the upper door plate, and a cushion pad is provided on a side of the bottom plate of the main control box close to the upper door plate.

5. The apparatus as claimed in claim 1, wherein the hollow cavity tube has cushions on its upper and lower outer surfaces.

6. The apparatus as claimed in claim 1, wherein the hollow cavity tube is provided with a reinforcement.

7. The apparatus as claimed in claim 1, wherein the first vertical section and the function panel are not attached to the outer surface of the upper door plate.

8. The device as claimed in claim 1, wherein the main control box has pin holes at both sides thereof, and the inner side of the upper door plate has pins corresponding to the pin holes, and when the first extension section is located at the front side of the upper door plate, the pins are engaged with the pin holes to lock the metal bracket.

9. The device as claimed in claim 1, wherein the middle hollow tube has two ends connected to the upper ends of the first and second vertical sections, respectively, and vertical plane reinforcing ribs are provided at the connection parts of the middle hollow tube and the first and second vertical sections.

10. The device as claimed in claim 1, wherein both ends of the upper end surface of the middle cavity tube are connected to the upper ends of the first vertical section and the second vertical section, respectively, and both ends of the middle cavity tube are opened with lead windows communicated to the inside of the middle cavity tube.