CN216791163U

CN216791163U - Horizontal piano keyboard roughness detection device

Info

Publication number: CN216791163U
Application number: CN202123003961.2U
Authority: CN
Inventors: 陈昕
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-06-21
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a device for detecting the flatness of a horizontal piano keyboard, which comprises a piano, supporting legs, a piano key cover and a keyboard, wherein the supporting legs are fixedly connected with the rear side of the bottom of the piano and the two sides of the front side of the bottom, the keyboard is movably connected with the front side of the top of the piano, the bottom of the piano key cover is movably connected with the right side of the top of the front of the piano, a mounting groove is formed in the front of the inner wall of the piano key cover, the front side of the left side of the piano is fixedly connected with a control panel, and the left side and the right side of the inner wall of the mounting groove are fixedly connected with moving assemblies. The transmission mechanism can be conveniently installed by a user through the installation groove, the transmission mechanism can conveniently drive the detection assembly to detect the flatness of the keyboard, the user can conveniently find whether the keyboard is flat or not in time, and the problems that the piano does not have a flatness detection device, the piano sinks after the piano is tilted after being used for a long time, the use hand feeling of an operator is influenced, and the normal performance of the user is influenced are solved.

Description

Horizontal piano keyboard roughness detection device

Technical Field

The utility model relates to the technical field of piano keyboard flatness detection, in particular to a horizontal piano keyboard flatness detection device.

Background

Horizontal piano is also known as triangle musical instrument, mainly used large-scale performance or professional, the piano adopts the crisscross design scheme of a string, height and thickness have been practiced thrift effectively, by the string row, the soundboard, a support, keyboard system (include that black and white key and string sound are beaten and are beaten), footboard machinery (including ejector pin and footboard) and shell totally six major parts constitute, current piano does not possess roughness detection device, the piano can appear the key perk after long-time the use the condition of sinking, can influence operator's use and feel, influence user's normal performance.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model aims to provide a device for detecting the flatness of a horizontal piano keyboard, which has the advantage of detecting the flatness of keys and solves the problems that the piano does not have a flatness detection device, the keys of the piano tilt and sink after being used for a long time, the use hand feeling of an operator is influenced, and the normal performance of the user is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a horizontal piano keyboard roughness detection device, includes piano, landing leg, keyboard lid and keyboard, the both sides fixed connection of the rear side of landing leg and piano bottom and bottom front side, the front side swing joint at keyboard and piano top, the bottom of keyboard lid and the right side swing joint at the positive top of piano, the mounting groove has been seted up in the front of keyboard lid inner wall, the left front side fixedly connected with control panel of piano, the left side of mounting groove inner wall and the equal fixedly connected with removal subassembly in right side, the left side sliding connection of mounting groove inner wall has drive mechanism, the inside of mounting groove is provided with determine module.

Preferably, the moving assembly comprises a fixed plate, and an electric push rod is fixedly connected to the top of the fixed plate.

Preferably, the transmission mechanism comprises a motor, an output end of the motor is fixedly connected with a reciprocating lead screw, and a slide block is connected to the left side of the surface of the reciprocating lead screw in a sliding manner.

Preferably, the detection assembly comprises a fixed block and a distance sensor, the front surface of the fixed block is fixedly connected with the back surface of the distance sensor, and the back surface of the fixed block is fixedly connected with the front surface of the sliding block.

Preferably, the two sides of the inner wall of the mounting groove are both provided with limiting grooves, the limiting grooves are connected with limiting blocks in a sliding manner, and the front faces of the limiting blocks are fixedly connected with the back faces of the motors.

Preferably, the right side of the surface of the reciprocating screw is fixedly connected with a limiting plate, the back of the limiting plate is fixedly connected with the front of the limiting block, and the bottom of the limiting plate is fixedly connected with the output end of the electric push rod.

Compared with the prior art, the utility model has the following beneficial effects:

1. the piano keyboard flatness detection device has the advantages that the transmission mechanism can be conveniently installed by a user through the installation groove, the transmission mechanism can conveniently drive the detection assembly to detect the flatness of the keyboard, the user can conveniently find whether the keyboard is flat or not in time, the problem that the piano does not have the flatness detection device, the piano sinks after the piano is tilted after being used for a long time, the use hand feeling of an operator is influenced, the normal performance of the user is influenced is solved, and the effect of detecting the flatness of the piano is achieved.

2. According to the utility model, the electric push rod can be installed on the fixing plate by arranging the moving assembly, so that the electric push rod can push the motor and the limiting plate to move conveniently.

3. According to the utility model, the transmission mechanism is arranged, so that the reciprocating lead screw is driven to rotate after the motor is started, the sliding block can move left and right, and the sliding block can drive the distance sensor to move left and right to detect the flatness of the keyboard.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is an enlarged view of the structure A shown in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of B in FIG. 2 according to the present invention.

In the figure: 1. a piano; 2. a support leg; 3. a key cover; 4. a keyboard; 5. mounting grooves; 6. a control panel; 7. a moving assembly; 71. a fixing plate; 72. an electric push rod; 8. a transmission mechanism; 81. a motor; 82. a reciprocating screw; 83. a slider; 9. a detection component; 91. a fixed block; 92. a distance sensor; 10. a limiting groove; 11. a limiting block; 12. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, the device for detecting the flatness of the keyboard of a horizontal piano provided by the utility model comprises a piano 1, supporting legs 2, a piano cover 3 and a keyboard 4, wherein the supporting legs 2 are fixedly connected with two sides of the rear side and the front side of the bottom of the piano 1, the keyboard 4 is movably connected with the front side of the top of the piano 1, the bottom of the piano cover 3 is movably connected with the right side of the top of the front of the piano 1, a mounting groove 5 is formed in the front of the inner wall of the piano cover 3, a control panel 6 is fixedly connected with the front side of the left side of the piano 1, moving components 7 are fixedly connected with the left side and the right side of the inner wall of the mounting groove 5, a transmission mechanism 8 is slidably connected with the left side of the inner wall of the mounting groove 5, and a detection component 9 is arranged inside the mounting groove 5.

Referring to fig. 3, the moving assembly 7 includes a fixed plate 71, and an electric push rod 72 is fixedly connected to a top portion of the fixed plate 71.

As a technical optimization scheme of the present invention, by providing the moving assembly 7, the electric push rod 72 can be mounted on the fixing plate 71, so that the electric push rod 72 can push the motor 81 and the stopper plate 12 to move.

Referring to fig. 3, the transmission mechanism 8 includes a motor 81, a reciprocating lead screw 82 is fixedly connected to an output end of the motor 81, and a slider 83 is slidably connected to a left side of a surface of the reciprocating lead screw 82.

As a technical optimization scheme of the utility model, the transmission mechanism 8 is arranged, so that the motor 81 can drive the reciprocating lead screw 82 to rotate after being started, the sliding block 83 can move left and right, and the sliding block 83 can drive the distance sensor 92 to move left and right to detect the flatness of the keyboard 4.

Referring to fig. 3, the detecting assembly 9 includes a fixing block 91 and a distance sensor 92, a front surface of the fixing block 91 is fixedly connected to a rear surface of the distance sensor 92, and a rear surface of the fixing block 91 is fixedly connected to a front surface of the slider 83.

As a technical optimization scheme of the present invention, by providing the detection assembly 9, the fixed block 91 can fix the distance sensor 92, so as to facilitate the detection of the distance sensor 92, and at the same time, the slider 83 can drive the distance sensor 92 to move.

Referring to fig. 4, the two sides of the inner wall of the mounting groove 5 are both provided with a limiting groove 10, the inside of the limiting groove 10 is slidably connected with a limiting block 11, and the front of the limiting block 11 is fixedly connected with the back of the motor 81.

As a technical optimization scheme of the utility model, the limiting groove 10 and the limiting block 11 are arranged, so that the limiting block 11 and the limiting groove 10 are in sliding fit, the movement of the motor 81 is facilitated, and the deviation of the motor 81 during the movement is avoided.

Referring to fig. 4, a limiting plate 12 is fixedly connected to the right side of the surface of the reciprocating screw 82, the back of the limiting plate 12 is fixedly connected to the front of the limiting block 11, and the bottom of the limiting plate 12 is fixedly connected to the output end of the electric push rod 72.

As a technical optimization scheme of the utility model, the limit plate 12 is arranged, so that the reciprocating lead screw 82 can be limited, the electric push rod 72 can be used for pushing the reciprocating lead screw 82 to move synchronously with the motor 81, and the reciprocating lead screw 82 is prevented from deviating when the motor 81 moves.

The working principle and the using process of the utility model are as follows: when the piano key cover 3 is used, the distance sensor 92 is started through the control panel 6 immediately after the piano key cover 3 is lifted, then the motor 81 is started, the motor 81 is started to drive the reciprocating screw rod 82 to rotate, the slide block 83 is driven to the right when the reciprocating screw rod 82 rotates, the slide block 83 is driven to move to the right, the fixed block 91 is driven to move to the right when the slide block 83 moves to drive the distance sensor 92 to move to the right to detect the keyboard 4, the distance sensor 92 marks a signal to the control panel 6 when the keyboard 4 is detected to be tilted or sunk, the electric push rods 72 on two sides are simultaneously started through the control panel 6 when the slide block 83 moves to the rightmost side, the motor 81 and the limiting plate 12 are simultaneously pushed by the electric push rods 72, the flatness of the black keys on the rear side can be detected conveniently, and similarly, when the black keys are detected to be tilted or sunk, the information is marked and recorded to the control panel 6, so that a user can conveniently correct the keys of the keyboard 4, the flatness to the key that can be convenient detects.

In conclusion: this horizontal piano keyboard roughness detection device, can convenient to use person install drive mechanism 8 through setting up mounting groove 5, the drive mechanism 8 of being convenient for drives determine module 9 and detects 4 roughness of keyboard, can in time discover whether keyboard 4 levels by convenient to use person, it does not possess roughness detection device to have solved the piano, the sunken condition in the key perk back can appear in the piano after long-time the use, can influence operator's use and feel, influence the problem of user's normal performance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a horizontal piano keyboard roughness detection device, includes piano (1), landing leg (2), musical instrument key lid (3) and keyboard (4), its characterized in that: landing leg (2) and the rear side of piano (1) bottom and the both sides fixed connection of bottom front side, keyboard (4) and the front side swing joint at piano (1) top, the bottom of piano key lid (3) and the right side swing joint at piano (1) front top, mounting groove (5) have been seted up in the front of piano key lid (3) inner wall, piano (1) left front side fixedly connected with control panel (6), the left side and the equal fixedly connected with in right side of mounting groove (5) inner wall remove subassembly (7), the left side sliding connection of mounting groove (5) inner wall has drive mechanism (8), the inside of mounting groove (5) is provided with determine module (9).

2. The horizontal piano keyboard flatness detecting device according to claim 1, wherein: the moving assembly (7) comprises a fixing plate (71), and an electric push rod (72) is fixedly connected to the top of the fixing plate (71).

3. The horizontal piano keyboard flatness detection device according to claim 2, characterized in that: drive mechanism (8) include motor (81), the output fixedly connected with of motor (81) is reciprocal lead screw (82), the left side sliding connection on reciprocal lead screw (82) surface has slider (83).

4. The horizontal piano keyboard flatness detecting device according to claim 1, wherein: the detection assembly (9) comprises a fixing block (91) and a distance sensor (92), the front face of the fixing block (91) is fixedly connected with the back face of the distance sensor (92), and the back face of the fixing block (91) is fixedly connected with the front face of the sliding block (83).

5. The horizontal piano keyboard flatness detecting device according to claim 3, wherein: spacing groove (10) have all been seted up to the both sides of mounting groove (5) inner wall, the inside sliding connection of spacing groove (10) has stopper (11), the front of stopper (11) and the back fixed connection of motor (81).

6. The horizontal piano keyboard flatness detection device according to claim 3, characterized in that: the right side fixedly connected with limiting plate (12) on reciprocal lead screw (82) surface, the back of limiting plate (12) and the front fixed connection of stopper (11), the bottom of limiting plate (12) and the output fixed connection of electric putter (72).