CN218214617U

CN218214617U - Back hand sense reinforcing structure of vertical musical instrument string beating machine

Info

Publication number: CN218214617U
Application number: CN202222486184.XU
Authority: CN
Inventors: 陈海伦; 翟清川; 郑之杰; 贾国杰; 郑张刘
Original assignee: HAILUN PIANO CO Ltd
Current assignee: HAILUN PIANO CO Ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-01-03
Anticipated expiration: 2032-09-20

Abstract

The utility model relates to a vertical musical instrument string machine's back hand reinforcing structure, including linkage lever, ejector pin and regulation shelves, the linkage lever on link to each other through the one end of pedestal and ejector pin, the linkage lever on install string machine total shelves, string machine total gear in ejector pin one side, the opposite side of ejector pin be provided with and adjust shelves, its characterized in that: the middle part of the ejector rod is provided with an ejector rod magnet, the total gear of the string striking machine is provided with a total gear magnet of the string striking machine corresponding to one end of the ejector rod magnet, and one end of the ejector rod magnet and the total gear magnet of the string striking machine adopt different magnetic poles. The utility model discloses have high play back and feel, ensure the section drop of button in-process, conveniently improve player's performance state.

Description

Back hand feeling reinforcing structure of vertical musical instrument string striking machine

Technical Field

The utility model relates to a vertical piano technical field especially relates to a back hand feel reinforcing structure of vertical musical instrument string beating machine.

Background

The conventional upright piano action structure firstly needs to ensure that after a piano key is pressed down, the piano key can drive a linkage lever, the linkage lever can drive an ejector rod to push a hammer structure, the hammer structure strikes a string, so that sound is produced, the transmission is pushed by the principle of the lever, when a player plays, the initial pushing is hard, then the whole action structure is pushed according to the original pressing force, the rear hand feeling during operation is poor, the playing rhythm of the player is influenced, the upright piano action structure is not suitable for high-level playing, in order to improve the rhythm feeling and the rear hand feeling of the player during playing, the playing state of the player is improved, and the action structure needs to be improved.

Disclosure of Invention

The utility model aims to solve the technical problem that a hand feeling reinforcing structure behind vertical musical instrument string machine is provided, have the high section drop of feeling, ensureing the button in-process after playing, conveniently improve player's performance state.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a vertical musical instrument action's back hand reinforcing structure, includes linkage lever, ejector pin and adjusts shelves, the linkage lever on link to each other through the one end of pedestal and ejector pin, the linkage lever on install action total shelves, action total shelves in ejector pin one side, the opposite side of ejector pin be provided with and adjust shelves, its characterized in that: the technical scheme includes that the ejector rod magnet and the main gear magnet of the string striking machine are arranged on the main gear of the string striking machine, the ejector rod magnet and the main gear magnet of the string striking machine are of different magnetic poles, so that attractive force is generated between the ejector rod magnet and the main gear magnet of the string striking machine when the ejector rod is close to the main gear of the string striking machine, a player can feel resistance from the string striking machine during playing in order to ensure normal playing, once the resistance breaks through, the ejector rod can quickly lean against the main gear of the string striking machine through the attractive force, the thrust required by the ejector rod is reduced, the player can feel a suspension feeling which is required by the player, the suspension feeling is the escapement feeling required by the player, the player can generate comfortable feeling and rhythm in the playing process, the hand feeling of the player is improved, and the playing state of the player is improved.

When a piano key is pressed, the linkage lever is pushed through the key connecting rod, the linkage lever pushes the ejector rod to move upwards, when the ejector rod magnet on the ejector rod and the string striking machine total gear magnet are positioned on the same straight line, the ejector rod magnet and the string striking machine total gear magnet generate the maximum repulsive force, when the ejector rod rotates to break through the resistance, a player can feel the suspension feeling, when fingers leave the key, the ejector rod resets under the action of the spring, and when the ejector rod magnet is aligned with the string striking machine total gear magnet, the repulsive force can be generated, so that the ejector rod can reset quickly.

As a supplement to the technical scheme, the string striking machine main gear is provided with a butt shaft bracket, one end of the butt shaft bracket, which is close to the ejector rod, is provided with a butt cam, the other end of the butt shaft bracket is provided with a damper rod, and the string striking machine main gear can drive the damper rod to perform damping action by arranging the butt cam and the damper rod.

As a supplement to the technical scheme, the upper end of the damper rod is provided with the damper head, and the damper head presses the strings to realize the damping action.

As a supplement to the technical scheme, the hammer structure is installed on the rotary beater cam, and through the hammer structure, the string is beaten by the hammer structure to make a sound.

As a supplement to the technical scheme, the lower end of the ejector rod is in butt joint with the shaft bracket through the rotating shaft, the lower end of the ejector rod protrudes towards one side of the adjusting gear, a spring part is arranged between the lower side of the protrusion and the linkage lever, the upper end of the ejector rod is abutted against one side of the rotary striker cam, and the spring part is arranged to realize resetting of the ejector rod.

As a supplement to the technical scheme, one side of the butt cam, which is close to the adjusting gear, is provided with an extended braking log, and the linkage lever is provided with a support log corresponding to the braking log, so that the butt cam can be positioned by arranging the support log.

As a supplement to the technical scheme, the ejector rod magnet is butted with the ejector rod through threads, and the end part extending amount of the ejector rod magnet is adjusted through the threads, so that the triggering position of the resistance is adjusted.

As a supplement to the technical solution, the lower end of the damper rod extends to one side of the total gear of the string striking machine and abuts against the side of the total gear of the string striking machine, so that when the linkage lever is reset, the total gear of the string striking machine can reset the damper rod.

As a supplement to the technical scheme, one side of the adjusting gear is provided with an adjusting gear magnet corresponding to the ejector rod magnet, and the opposite ends of the adjusting gear magnet and the ejector rod magnet adopt the same magnetic pole.

Has the advantages that: the utility model relates to a vertical musical instrument strikes string machine's back hand feeling reinforcing structure, through the ejector pin magnet that looks remote site magnetic pole is the same and strikes string machine total grade magnet, when making the ejector pin be close to strike string machine total grade, produce the appeal of attracting mutually between ejector pin magnet and the total grade magnet of striking string machine, the player is in order to ensure normal playing, the button can experience the resistance that the son struck string machine itself when playing, in case the resistance breaks through, make the ejector pin can lean on with striking string machine total grade fast through the appeal, make the required thrust of ejector pin reduce, the player can feel unsettled sense this moment, this unsettled sense is the escapement sense that the player wants, make the player play the in-process produce a comfort and rhythm sense, improve player's feel, improve player's performance state, have high play back hand feeling, ensure the section drop of button in-process, conveniently improve player's performance state.

Drawings

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

The figure is as follows: 1. the device comprises a linkage lever, 2, a shaft bracket, 3, a top rod, 4, an adjusting gear, 5, a support wood, 6, a top rod magnet, 7, a string striking machine total gear magnet, 8, a string striking machine total gear, 9, a brake wood, 10, a butt cam, 11, a butt shaft bracket, 12, a damper rod, 13, a damper head, 14, a string hammer structure, 15 and an adjusting gear magnet.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

The utility model discloses an embodiment relates to a hand reinforcing structure in back of vertical musical instrument string hitting machine, as shown in fig. 1, including linkage lever 1, ejector pin 3 and regulation shelves 4, linkage lever 1 on link to each other through the one end of pedestal 2 with ejector pin 3, linkage lever 1 on install string hitting machine total shelves 8, string hitting machine total shelves 8 be located ejector pin 3 one side, the opposite side of ejector pin 3 be provided with and adjust shelves 4, its characterized in that: the middle part of the ejector rod 3 is provided with an ejector rod magnet 6, the string striking machine total gear 8 is provided with a string striking machine total gear magnet 7 corresponding to one end of the ejector rod magnet 6, one end of the ejector rod magnet 6 and the string striking machine total gear magnet 7 adopt different magnetic poles, according to the technical scheme, the ejector rod magnet 6 and the string striking machine total gear magnet 7 with different magnetic poles at opposite ends are adopted, so that when the ejector rod 3 is close to the string striking machine total gear 8, the ejector rod magnet 6 and the string striking machine total gear magnet 7 can attract each other, the ejector rod 3 can be quickly drawn close to the string striking machine total gear 8, when a player plays, as the ejector rod 3 is quickly attracted, fingertips can feel a suspension feeling which is required by the player, the player can generate comfortable feeling and rhythm feeling during playing, the hand feeling of the player is improved, and the playing state of the player is improved.

When the technical scheme is operated, firstly, a key is pressed down, the linkage lever 1 is pushed through a lever principle, the ejector rod 3 of the linkage lever 1 can be lifted, at the moment, the ejector rod 3 moves towards the direction of the total gear 8 of the string striking machine under the action of thrust and a spring part of the ejector rod 3, when the ejector rod magnet 6 is aligned with the total gear magnet 7 of the string striking machine, the ejector rod magnet 6 and the total gear magnet 7 of the string striking machine generate attraction force, at the moment, rear hand feeling, namely paragraph feeling in the key pressing process, is generated, then, the upper end of the ejector rod 3 can push the butt turning cam 10, the butt turning cam 10 rotates around the butt turning shaft frame 11, so that the hammer structure 14 on the butt cam 10 rotates, strings are struck, the upper part of the total gear 8 of the string striking machine deviates towards the string direction when the strings are struck, the lower part of the damper rod 12 is driven to move, and the damper head 13 of the damper rod 12 can be far away from the upper end of the strings under the action of the piano principle.

In the technical scheme, in order to increase the rear hand feeling, an adjusting gear magnet 15 corresponding to the ejector rod magnet 6 is arranged on one side of the adjusting gear 4, the opposite ends of the adjusting gear magnet 15 and the ejector rod magnet 6 adopt the same magnetic pole, and the adjusting gear magnet 15 can generate repulsive force due to the same magnetic pole, so that the ejector rod 3 is pushed to rapidly approach the main gear 8 of the string striking machine.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Claims

1. The utility model provides a vertical musical instrument action's back hand reinforcing structure, includes linkage lever (1), ejector pin (3) and adjusts shelves (4), linkage lever (1) on link to each other through the one end of pedestal (2) and ejector pin (3), linkage lever (1) on install action total shelves (8), action total shelves (8) be located ejector pin (3) one side, the opposite side of ejector pin (3) be provided with and adjust shelves (4), its characterized in that: ejector rod magnet (6) is installed in ejector rod (3) middle part, the action total shelves (8) on install the action total shelves magnet (7) that correspond with ejector rod magnet (6) one end, ejector rod magnet (6) one end and action total shelves magnet (7) adopt different magnetic poles.

2. The structure of claim 1, wherein the structure is adapted to enhance the rear feel of a standing piano string-striking machine: the string striking machine is characterized in that a rotary striking device shaft frame (11) is installed on a main gear (8), a rotary striking device cam (10) is installed at one end, close to the ejector rod (3), of the rotary striking device shaft frame (11), and a damper rod (12) is installed at the other end of the rotary striking device shaft frame (11).

3. The rear hand feeling enhancement structure of the vertical musical instrument action according to claim 2, characterized in that: and a damper head (13) is arranged at the upper end of the damper rod (12).

4. The rear hand feeling enhancement structure of the vertical musical instrument action according to claim 2, characterized in that: and a hammer structure (14) is arranged on the rotary beater cam (10).

5. The rear hand feeling enhancement structure of the upright piano action according to claim 2, characterized in that: the lower end of the ejector rod (3) is in butt joint with the shaft bracket (2) through a rotating shaft, the lower end of the ejector rod (3) protrudes towards one side of the adjusting gear (4), a spring part is arranged between the lower side of the protrusion and the linkage lever (1), and the upper end of the ejector rod (3) is abutted against one side of the rotary striker cam (10).

6. The rear hand feeling enhancement structure of the upright piano action according to claim 2, characterized in that: one side of the rotary beater cam (10) close to the adjusting gear (4) is provided with a protruding brake wood (9), and the linkage lever (1) is provided with a support wood (5) corresponding to the brake wood (9).

7. The structure of claim 1, wherein the structure is adapted to enhance the rear feel of a standing piano string-striking machine: the ejector rod magnet (6) and the ejector rod (3) are in butt joint through threads.

8. The rear hand feeling enhancement structure of the vertical musical instrument action according to claim 2, characterized in that: the lower end of the damper rod (12) extends to one side of the main stop (8) of the string-striking machine and is abutted against the side of the main stop (8) of the string-striking machine.

9. The structure of claim 1, wherein the structure is adapted to enhance the rear feel of a standing piano string-striking machine: the adjusting gear magnet (15) corresponding to the ejector rod magnet (6) is installed on one side of the adjusting gear (4), and the opposite ends of the adjusting gear magnet (15) and the ejector rod magnet (6) adopt the same magnetic pole.