CN212484663U - Piano hand type correcting device - Google Patents
Piano hand type correcting device Download PDFInfo
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- CN212484663U CN212484663U CN202021431249.5U CN202021431249U CN212484663U CN 212484663 U CN212484663 U CN 212484663U CN 202021431249 U CN202021431249 U CN 202021431249U CN 212484663 U CN212484663 U CN 212484663U
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- piano
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- wrist
- bottom plate
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Abstract
A piano hand-type correcting device comprises a bottom plate, wherein support columns are arranged on two sides of the bottom plate, slide rails are arranged at the upper ends of the support columns, and two slidable hand-type correcting devices are arranged on the slide rails; the hand shape correcting device comprises a wrist supporting plate, and a hand supporting block is arranged at the front end of the wrist supporting plate. The utility model provides a piano hand type correcting device, which does not act on the piano, does not damage the paint surface and the piano body structure, can be suitable for various types of pianos, such as common pianos, grand pianos, electric pianos and the like, and can be adjusted along with the movement of the hand; this device is firm reliable, can be extensive be applicable to in the piano teaching.
Description
Technical Field
The utility model relates to a piano teaching technical field, especially a piano hand type orthotic devices.
Background
Piano beginners often have a hand that cannot keep their wrist raised and often their wrist collapsed, and the following devices for correction exist in the prior art: 1. a C-shaped clamp is adopted and clamped at the front end of the keyboard, such as a piano learning hand shape corrector disclosed in the utility model with the authorization publication number of CN 201111745Y; 2. a piano hand type straightener held at both ends of the piano, as disclosed in the utility model patent with the publication number of CN 206497623U; 3. a steel pipe is supported by a floor support frame to play a limiting role, such as a hand-shaped corrector for assisting piano practice, disclosed by the authorized bulletin number CN 209103586U. However, the three modes act on the piano body, the first mode and the second mode act on the piano completely, the acting force on the piano is large, the painted surface is easy to damage after long-term use, and even the wooden structure of the piano is deformed, and the first mode and the second mode are designed aiming at the traditional wooden piano and are difficult to meet the requirements along with the appearance of various electric pianos; the third mode is to fix the upright post by the pressure of the piano, but for the electric piano with light weight, the upright post is difficult to press and keep a vertical state, and the electric piano is likely to topple.
Disclosure of Invention
The utility model aims to solve the technical problem that a piano hand type orthotic devices is provided, on not acting on the piano body, prevent to damage the piano, increase application scope simultaneously.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a piano hand-type correcting device comprises a bottom plate, wherein support columns are arranged on two sides of the bottom plate, slide rails are arranged at the upper ends of the support columns, and two slidable hand-type correcting devices are arranged on the slide rails;
the hand shape correcting device comprises a wrist supporting plate, and a hand supporting block is arranged at the front end of the wrist supporting plate.
Preferably, be equipped with the spout in the slide rail, hand type orthotic devices still includes the slider with spout sliding fit, and the top of slider is located to the wrist backup pad.
Preferably, the sliding block and the wrist support plate are provided with rotating discs.
Preferably, the front end of wrist backup pad is equipped with the connecting plate, and the hand supporting piece is located on the connecting plate.
Preferably, the connecting plate is inserted into the front side face of the wrist support plate, and a cavity for drawing and adjusting the connecting plate is arranged in the wrist support plate.
Preferably, the support column is a retractable support column.
Preferably, the upper end and the lower end of the support column are respectively provided with a first thread part and a second thread part, the support column is connected with the slide rail through the first thread part, the second thread part penetrates through the bottom plate, and the support column is fastened by nuts at the bottom of the bottom plate.
Preferably, the bottom of the sliding rail is provided with an upper mounting seat, and the upper mounting seat is in threaded connection with the first threaded part;
the bottom plate is provided with a lower mounting seat used for inserting the supporting column, the bottom plate is provided with a through hole used for the second thread part to pass through, and the bottom surface of the bottom plate is provided with a mounting groove used for mounting a nut.
The utility model provides a piano hand type correcting device, which does not act on the piano, does not damage the paint surface and the piano body structure, can be suitable for various types of pianos, such as common pianos, grand pianos, electric pianos and the like, and can be adjusted along with the movement of the hand; this device is firm reliable, can be extensive be applicable to in the piano teaching.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the hand correction device of the present invention;
FIG. 3 is a schematic structural view of the support post of the present invention;
fig. 4 is a schematic bottom structure view of the bottom plate of the present invention;
fig. 5 is a schematic structural view of the present invention in use.
Detailed Description
As shown in fig. 1, a piano hand-type rectification device comprises a bottom plate 1, support columns 2 are arranged on two sides of the bottom plate 1, slide rails 3 are arranged at the upper ends of the support columns 2, and two slidable hand-type rectification devices are arranged on the slide rails 3;
the hand shape correcting device comprises a wrist supporting plate 4, and a hand supporting block 5 is arranged at the front end of the wrist supporting plate 4. Slide rail 3 is fixed in on the bottom plate 1 through support column 2, does not act on the musical instrument, can be applicable to various types of musical instruments.
Preferably, be equipped with spout 6 in the slide rail 3, hand type orthotic devices still includes the slider 7 with 6 sliding fit of spout, and the top of slider 7 is located to wrist backup pad 4.
Preferably, the slide block 7 and the wrist support plate 4 are provided with a turntable 8. The provision of the turntable 8 enables the wrist support plate 4 and the hand support block 5 to rotate so as to follow the inclination of the arm.
Preferably, the front end of the wrist support plate 4 is provided with a connecting plate 9, and the hand support block 5 is arranged on the connecting plate 9. The hand supporting block 5 enables the hand to be arched and not to collapse.
Preferably, the connecting plate 9 is inserted into the front side of the wrist support plate 4, and a cavity for drawing and adjusting the connecting plate 9 is provided in the wrist support plate 4. The distance between the wrist support plate 4 and the hand support block 5 is adjusted by drawing the connecting plate 9, so that the wrist support plate is conveniently adjusted to the most comfortable position during use.
Preferably, the supporting column 2 is a retractable supporting column. For adjusting the height of the hand orthotic device.
Preferably, the upper end and the lower end of the supporting column 2 are respectively provided with a first thread portion 10 and a second thread portion 11, the supporting column 2 is connected with the sliding rail 3 through the first thread portion 10, the second thread portion 11 penetrates through the bottom plate 1, and the bottom of the bottom plate 1 is fastened to the supporting column 2 by nuts 12.
Preferably, the bottom of the slide rail 3 is provided with an upper mounting seat 13, and the upper mounting seat 13 is in threaded connection with the first threaded portion 10;
a lower mounting seat 14 for inserting the support column 2 is arranged on the bottom plate 1, a through hole for the second threaded portion 11 to pass through is arranged on the bottom plate 1, and a mounting groove 15 for mounting the nut 12 is arranged on the bottom surface of the bottom plate 1. All parts of the device are detachable structures, so that the device is convenient to transport and disassemble. During assembly, first screw thread portion 10 and last mount pad 13 threaded connection of support column upper end earlier, pass bottom plate 1 with second screw thread portion 11 of support column 2 lower extreme again, then fix support column 2 with nut 12.
When in use, as shown in figure 5, the device is placed at the front side of a piano, a piano stool is placed on the bottom plate 1, and then the height of the supporting column 2 is adjusted to a proper position.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (8)
1. A piano hand type correcting device is characterized in that: the hand-shaped correcting device comprises a bottom plate (1), supporting columns (2) are arranged on two sides of the bottom plate (1), a sliding rail (3) is arranged at the upper ends of the supporting columns (2), and two slidable hand-shaped correcting devices are arranged on the sliding rail (3);
the hand shape correcting device comprises a wrist supporting plate (4), and a hand supporting block (5) is arranged at the front end of the wrist supporting plate (4).
2. The piano hand type correction device according to claim 1, wherein: be equipped with spout (6) in slide rail (3), hand type orthotic devices still includes slider (7) with spout (6) sliding fit, and the top of slider (7) is located in wrist backup pad (4).
3. A piano hand type correction device according to claim 2, wherein: the slide block (7) and the wrist support plate (4) are provided with a turntable (8).
4. The piano hand type correction device according to claim 1, wherein: the front end of the wrist support plate (4) is provided with a connecting plate (9), and the hand support block (5) is arranged on the connecting plate (9).
5. The piano hand type correction device according to claim 4, wherein: the connecting plate (9) is inserted into the front side face of the wrist supporting plate (4), and a cavity for drawing and adjusting the connecting plate (9) is arranged in the wrist supporting plate (4).
6. The piano hand type correction device according to claim 1, wherein: the supporting column (2) is a telescopic supporting column.
7. A piano hand type correcting device according to claim 1 or 6, wherein: the upper end and the lower end of the support column (2) are respectively provided with a first thread part (10) and a second thread part (11), the support column (2) is connected with the slide rail (3) through the first thread part (10), the second thread part (11) penetrates through the bottom plate (1), and the support column (2) is fastened by using a nut (12) at the bottom of the bottom plate (1).
8. The piano hand type correction device of claim 7, wherein: an upper mounting seat (13) is arranged at the bottom of the sliding rail (3), and the upper mounting seat (13) is in threaded connection with the first threaded part (10);
the bottom plate (1) is provided with a lower mounting seat (14) for inserting the support column (2), the bottom plate (1) is provided with a through hole for the second threaded part (11) to pass through, and the bottom surface of the bottom plate (1) is provided with a mounting groove (15) for mounting a nut (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021431249.5U CN212484663U (en) | 2020-07-20 | 2020-07-20 | Piano hand type correcting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021431249.5U CN212484663U (en) | 2020-07-20 | 2020-07-20 | Piano hand type correcting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212484663U true CN212484663U (en) | 2021-02-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021431249.5U Active CN212484663U (en) | 2020-07-20 | 2020-07-20 | Piano hand type correcting device |
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| Country | Link |
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| CN (1) | CN212484663U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113436499A (en) * | 2021-07-06 | 2021-09-24 | 深圳市玖零乐器有限公司 | Wrist type corrector for learning piano |
-
2020
- 2020-07-20 CN CN202021431249.5U patent/CN212484663U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113436499A (en) * | 2021-07-06 | 2021-09-24 | 深圳市玖零乐器有限公司 | Wrist type corrector for learning piano |
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