CN212541645U - Piano scaffold - Google Patents
Piano scaffold Download PDFInfo
- Publication number
- CN212541645U CN212541645U CN202021727045.6U CN202021727045U CN212541645U CN 212541645 U CN212541645 U CN 212541645U CN 202021727045 U CN202021727045 U CN 202021727045U CN 212541645 U CN212541645 U CN 212541645U
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- rod
- length
- piano
- sleeve
- built
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- Expired - Fee Related
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- Auxiliary Devices For Music (AREA)
Abstract
The utility model discloses a piano scaffold, a correcting rod is arranged between two adsorption components for correcting the hand of a human body, a plurality of vacuum chucks are fixedly arranged on an adsorption plate, the bottom end of the adsorption plate is hinged at one end of a fixed rod, the other end of the fixed rod is fixedly connected at one end of a sleeve, the correcting rod comprises two adjusting rods and a connecting rod, the adjusting rods comprise a built-in rod, an outer sleeve rod and a connecting end, one end of the built-in rod is arranged inside one end of the outer sleeve rod through a screw thread, the connecting end is fixed at one end of the built-in rod, the connecting end is matched with the inner diameter of the connecting rod, the other end of the outer sleeve rod is arranged at the other end of the sleeve through a screw thread, the length of the correcting rod is firstly adjusted by utilizing the adjusting rods and the connecting rod, after adjustment, the correcting rod is, but also improves the user experience.
Description
Technical Field
The utility model relates to a musical instrument technical field specifically is a piano scaffold.
Background
The appearance of piano hand type unscrambler helps helping the piano beginner to help correcting the hand type of irregularity when studying, lays a good foundation in studying the piano initial stage.
However, the existing piano hand type straightener is mainly divided into two types, one type is that an F clamp is fixed on a fingerboard below a piano key, the top ends of the F clamp are connected by steel bars to play a limiting role, and the other type is that a steel pipe is erected by a floor type support frame to play a limiting role. However, the defects of both types of piano hand type braces are prominent: the F clamp fixing mode has the following disadvantages: 1. the contact area is small during fixation, so that the fixation cannot be effectively and firmly realized, and the falling problem exists during the use; 2. the F clamp is small in size, so that the diameter of the limiting steel bar is small, and the correcting effect is influenced when the F clamp is used; 3. the F clamp is fixed below the fingerboard, so that the length of the limiting steel bar is limited, and all piano scales cannot be covered; 4. due to the local limitation of a fixed mode, the matching degree of the piano with the model sold on the market is low; 5. due to the limitation of the fixed position, the piano cover can not be normally closed after the F clamp is additionally arranged, so that the piano cover is inconvenient to repeatedly disassemble when being used every time. The floor support mode has the following defects: 1. the support frame is complex and heavy to install; 2. the support frame is complex to manufacture and high in cost; 3. the support frame is positioned below the fingerboard, so that a player needs to bypass the support frame before sitting on the piano, and the user experience is poor; 4. the support frame is fixed in an external floor mode and is lack of aesthetic feeling.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a piano scaffold to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a piano scaffold comprises two adsorption components and a correcting rod, wherein the correcting rod is arranged between the two adsorption components and is used for correcting hands of a human body;
the adsorption assembly comprises an adsorption plate, a plurality of vacuum chucks, a fixed rod and a sleeve, wherein the vacuum chucks are fixedly arranged on the adsorption plate, the bottom end of the adsorption plate is hinged to one end of the fixed rod, and the other end of the fixed rod is fixedly connected to one end of the sleeve;
the correcting rod comprises two adjusting rods and a connecting rod, the adjusting rods comprise built-in rods, outer sleeved rods and connecting ends, one ends of the built-in rods are mounted inside one ends of the outer sleeved rods through threads, the connecting ends are fixed at one ends of the built-in rods, the connecting ends are matched with the inner diameters of the connecting rods, and the other ends of the outer sleeved rods are mounted at the other ends of the sleeves through threads.
Further, the outer diameter of the outer sleeve rod is the same as that of the connecting rod, so that the straightness of the adjusting rod and the connecting rod is maintained when the adjusting rod and the connecting rod are connected.
Furthermore, the vacuum chuck is provided with an air escape valve.
Furthermore, a first external thread is arranged on the built-in rod, the length of the first external thread is one fourth of the length of the built-in rod, a first internal thread is arranged inside one end, connected with the built-in rod, of the outer sleeve rod, and the length of the first internal thread is three fourths of the length of the outer sleeve rod.
Furthermore, one end, far away from the built-in rod, of the outer sleeve rod is provided with a second external thread, the length of the second external thread is one fourth of the length of the outer sleeve rod, a second internal thread is arranged inside the sleeve, and the length of the second internal thread is three fourths of the length of the sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
this kind of piano scaffold simple structure, it is with low costs, the good reliability, the suitability is strong, and is pleasing to the eye convenient, at first utilizes regulation pole and connecting rod to adjust the length of correction rod, after adjusting, evenly adsorbs in the both sides of piano through a plurality of vacuum chuck and carries out fixed mounting for this kind of piano scaffold installs more conveniently, but also has improved user experience.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the connection structure of the adjusting rod and the sleeve of the present invention.
In the reference symbols: 1. an adsorption component; 2. a leveling rod; 3. an adsorption plate; 4. a vacuum chuck; 5. fixing the rod; 6. a sleeve; 7. adjusting a rod; 71. a built-in rod; 72. an outer loop bar; 73. a connecting end; 8. a connecting rod; 9. an air release valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper," and "lower" refer to directions in the drawings, and the terms "bottom" and "top," "inner," and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1-2, the present invention provides a technical solution: a piano scaffold comprises two adsorption components 1 and a correcting rod 2, wherein the correcting rod 2 is arranged between the two adsorption components 1 and is used for correcting hands of a human body;
the adsorption assembly 1 comprises an adsorption plate 3, two vacuum chucks 4, a fixed rod 5 and a sleeve 6, wherein the vacuum chucks 4 are fixedly arranged on the adsorption plate 3, the bottom end of the adsorption plate 3 is hinged to one end of the fixed rod 5, and the other end of the fixed rod 5 is fixedly connected to one end of the sleeve 6;
the correcting rod 2 comprises two adjusting rods 7 and a connecting rod 8, each adjusting rod 7 comprises an internal rod 71, an external rod 72 and a connecting end 73, one end of each internal rod 71 is installed inside one end of each external rod 72 through threads, each connecting end 73 is fixed to one end of each internal rod 71, each connecting end 73 is matched with the inner diameter of each connecting rod 8, and the other end of each external rod 72 is installed at the other end of each sleeve 6 through threads.
The outer diameter of the outer sleeve rod 72 is the same as the outer diameter of the connecting rod 8 so that the adjustment rod 7 and the connecting rod 8 maintain straightness when connected.
The vacuum chuck 4 is provided with an air escape valve 9, and when the scaffold is disassembled, the vacuum chuck 4 is easy to disassemble by air escape through the air escape valve 9.
The length of the first external thread is one fourth of the length of the internal rod 71, the first internal thread is arranged inside one end, connected with the internal rod 71, of the outer sleeve rod 72, the length of the first internal thread is three quarters of the length of the outer sleeve rod 72, and the overall length of the adjusting rod 7 is adjusted by screwing the internal rod 71 into the outer sleeve rod 72.
The end of the outer thimble 72 far away from the inner thimble 71 is provided with a second external thread, the length of the second external thread is one fourth of the length of the outer thimble 72, the interior of the sleeve 6 is provided with a second internal thread, the length of the second internal thread is three quarters of the length of the sleeve 6, and the overall length of the adjusting rod 7 can be adjusted by screwing the outer thimble 72 into the sleeve 6.
The working principle is as follows: this kind of piano scaffold is when specifically installing, at first adjusts the overall length of adjusting pole 7 and sleeve 6 through the length of built-in pole 71 twist external sleeve 72 and the length of twist sleeve 6 through external sleeve 72, adjusts after through two vacuum chuck 4 with adsorption plate 3 fixed mounting in the both sides of piano for this kind of piano scaffold installs more conveniently, has still improved user experience moreover.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A piano scaffold which characterized in that: the hand correction device comprises two adsorption components (1) and a correction rod (2), wherein the correction rod (2) is arranged between the two adsorption components (1) and is used for correcting the hand of a human body;
the adsorption assembly (1) comprises an adsorption plate (3), a plurality of vacuum suckers (4), a fixing rod (5) and a sleeve (6), the vacuum suckers (4) are fixedly installed on the adsorption plate (3), the bottom end of the adsorption plate (3) is hinged to one end of the fixing rod (5), and the other end of the fixing rod (5) is fixedly connected to one end of the sleeve (6);
the correction rod (2) comprises two adjusting rods (7) and a connecting rod (8), the adjusting rods (7) comprise built-in rods (71), outer sleeves (72) and connecting ends (73), one ends of the built-in rods (71) are installed inside one ends of the outer sleeves (72) through threads, the connecting ends (73) are fixed at one ends of the built-in rods (71), the connecting ends (73) are matched with the inner diameters of the connecting rods (8), and the other ends of the outer sleeves (72) are installed at the other ends of the sleeves (6) through threads.
2. A piano scaffold according to claim 1, wherein: the outer diameter of the outer sleeve rod (72) is the same as that of the connecting rod (8), so that the straightness of the adjusting rod (7) and the connecting rod (8) is kept when the adjusting rod and the connecting rod are connected.
3. A piano scaffold according to claim 1, wherein: and an air escape valve (9) is arranged on the vacuum sucker (4).
4. A piano scaffold according to claim 1, wherein: the length of the first external thread is one fourth of the length of the built-in rod (71), a first internal thread is arranged inside one end, connected with the built-in rod (71), of the outer sleeve rod (72), and the length of the first internal thread is three fourths of the length of the outer sleeve rod (72).
5. A piano scaffold according to claim 1, wherein: one end, far away from the built-in rod (71), of the outer sleeve rod (72) is provided with second external threads, the length of the second external threads is one fourth of the length of the outer sleeve rod (72), second internal threads are arranged inside the sleeve (6), and the length of the second internal threads is three quarters of the length of the sleeve (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021727045.6U CN212541645U (en) | 2020-08-18 | 2020-08-18 | Piano scaffold |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021727045.6U CN212541645U (en) | 2020-08-18 | 2020-08-18 | Piano scaffold |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212541645U true CN212541645U (en) | 2021-02-12 |
Family
ID=74528822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021727045.6U Expired - Fee Related CN212541645U (en) | 2020-08-18 | 2020-08-18 | Piano scaffold |
Country Status (1)
Country | Link |
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CN (1) | CN212541645U (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
- 2020-08-18 CN CN202021727045.6U patent/CN212541645U/en not_active Expired - Fee Related
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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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 Termination date: 20210818 |