CN211828065U - Ukulele playing assistor - Google Patents

Abstract

The utility model relates to a you keli assistor, especially a you keli plays assistor, through setting up the main support of installing on the neck, can dismantle on the main support and set up a plurality of mutually independent and the chord frame, and be provided with at least one string piece on the chord frame, press the string with pressing the string piece and replace the hand and press the string, through extending all the chord frame to the neck top, will press the string piece and set up above the string, therefore will press the string piece down, the string just can be pressed on the article silk on the neck, and the chord frame includes C and chord frame, G and chord frame, Am chord frame and string frame, Bm chord frame and Em chord frame has increased the variety of playing the song, simultaneously through setting up fixed and chord frame, the user need not remember the position that each chord corresponds, press many strings with the hand through pressing the button replacement on pressing correspondence and the chord frame, convenient and fast, raise the efficiency, solved pressing of a plurality of strings and lead to the player to walk the problem of transferring because press the position mistake easily.

Description

Ukulele playing assistor

Technical Field

The utility model relates to a you keli assistor, especially a you keli plays assistor.

Background

Ukulele, a small guitar in Hawaii, is generally translated into Ukkeli in Gantai and the like, is a plucked string instrument in four-string Hawaii in mainland, which is commonly known as Youkrili, and is invented to prevail in Hawaii in Portland.

In terms of structural composition, the chord composition of you keli is different from that of a guitar, the guitar is provided with six strings, and the you keli is provided with four strings, so that the difficulty in learning you keli is lower in terms of difficulty, and therefore, you keli is a very popular musical instrument and is very popular in life.

During the practice of ukrainie, the following problems often arise:

(1) when a chord is played, namely a plurality of strings need to be pressed simultaneously, the corresponding positions of the strings need to be remembered, for example bm chord, two pints of 1, 2 and 3 strings and 4 pints of 4 strings need to be pressed, and the pressing of the plurality of strings leads to that a player is easy to get out of tune due to wrong pressing positions;

(2) when the string is pressed, the string is easy to press in place, and the string cannot be in good contact with the cross grid, so that the pronunciation is not correct, for example, the pressing force is insufficient due to the fact that fingers feel painful when pressing, the string is directly pressed on the fret instead of between the two fret;

(3) when pressing the string, the string and the finger direct contact that leads to get painful, make the learner can't learn you keli to play in short time long time, directly press the string exercise inefficiency with the finger.

SUMMERY OF THE UTILITY MODEL

The invention of the utility model aims to: the string that leads to is pressed to the finger that prior art exists presses the string not in place, and the string pronunciation of production is not right, provides a you keli and plays assistor.

In order to realize the purpose, the utility model discloses a technical scheme be:

a ukulele playing assistor comprises a main support arranged on a neck, wherein a plurality of mutually independent chord frames are detachably arranged on the main support, and all the chord frames extend to the upper part of the neck;

the chord frame is provided with at least one string pressing block, the neck is provided with four strings, and the chord frame comprises a C chord frame, a G chord frame, an Am chord frame, a Bm chord frame, an Em chord frame and a chord frame;

each string frame is provided with at least one key connected with the string pressing block, and the strings are pressed on the fret of the neck by pressing the keys to drive the string pressing block.

By arranging the main bracket arranged on the neck and detachably arranging a plurality of mutually independent chords on the main bracket, at least one string pressing block is arranged on the string rack, strings are pressed by the string pressing block instead of pressing strings by hands, by extending all the chord frames above the neck, the string pressing block is arranged above the strings, so that when the string pressing block is pressed downwards, the strings can be pressed on the fret on the neck, and the chords include C and chords, G and chords, Am and chords, Bm and Em and chords, by arranging the fixed chord frame, a user does not need to remember the corresponding positions of the chords, and presses the strings by pressing the corresponding keys on the chord frame instead of pressing the plurality of strings by using fingers, so that the method is convenient and quick, can improve the exercise efficiency, and solves the problem that players are easy to get out of tune due to wrong pressing positions due to the pressing of the plurality of strings;

meanwhile, the chord frame comprises at least C and chord frame, G and chord frame, Am and chord frame, Bm chord frame and Em chord frame, various songs can be played, in addition, when the positions of the string pressing blocks needing to be pressed are different, the chord frame with different string pressing blocks is replaced, so that the string pressing blocks with different grades can be pressed on the you keli playing assistor, the diversification of playable songs is increased, and the problem that the traditional playing assistor can play single songs is solved.

The multiple chords are independent from one another, namely the chords are not interfered with one another when being pressed, and one chord does not influence the other support when being pressed.

As the preferred scheme of the utility model, every be provided with at least one on the chord member according to the chord piece, every according to mutually independent between the chord piece.

The chord frames, the string pressing blocks and the keys are arranged in one-to-one correspondence, different chord frames are mutually independent, and different string pressing blocks are mutually independent. When the key is pressed, the string pressing blocks on different chord frames cannot interact and interfere with each other.

The plurality of string pressing blocks are independent from each other, that is, different string pressing blocks are not interfered with each other when pressed, and one string pressing block does not influence the other string pressing block when pressed.

As the preferred scheme of the utility model, be in with the hookup location setting of chord frame and main support at least one side of main support circumference is upwards.

As a preferred embodiment of the present invention, the C and the string frame are disposed on the right side of the main support in the circumferential direction, the C and the string frame include one of the keys, and the key is connected to the string pressing block disposed on the first string third article;

the G chord frame is arranged on the lower side of the main support in the circumferential direction and comprises a key, and the key is connected with three chord pressing blocks arranged on a first chord second product, a second chord third product and a third chord second product;

the Am and the chord frame are arranged on the left side of the main support in the circumferential direction, the Am and the chord frame comprise a key, and the key is connected with the string pressing block arranged on the fourth string second product;

the Bm and the chord frame are arranged on the lower side of the main support in the circumferential direction, the Bm chord frame comprises a key, and the key is connected with one chord pressing block arranged on a first chord second product, a second chord second product and a third chord second product, and is connected with one chord pressing block arranged on a fourth chord fourth product;

the Em chord frame comprises a first sub frame and a second sub frame, the first sub frame is arranged on the lower side of the main support in the circumferential direction, the first sub frame comprises a key, the key is connected with a string pressing block arranged on a third string fourth article, and the second sub frame is a G-chord frame.

As a preferred embodiment of the present invention, the chord frame further comprises Dm and a chord frame or D and a chord frame;

the Dm and the string frame are arranged on the upper side of the main support in the circumferential direction, the Dm chord frame comprises a third sub frame and a fourth sub frame, the third sub frame comprises a key, the key is connected with two string pressing blocks arranged on a first second string product and a second fourth string product, the fourth sub frame comprises a key, and the key is connected with one string pressing block arranged on the second third string product;

the D chord frame is arranged on the upper side of the main support in the circumferential direction and comprises one key, and the key is connected with three chord pressing blocks arranged on a second chord second product, a third chord second product and a fourth chord second product.

As a preferred scheme of the utility model, the string pressing block is fixedly connected with the key, the key is provided with a slide bar, the chord frame is provided with a guide hole, and the slide bar and the guide hole form a sliding pair;

the slide bar is sleeved with a return spring, and the return spring is arranged between the key and the chord frame.

As the utility model discloses a preferred scheme, the button passes through with pressing the string piece with chord frame fixed connection, with the chord frame be elastic support, this elastic support can produce press the string piece to the elastic deformation of neck distance.

As a preferred scheme of the utility model, the key is provided with a convex part, and the convex part on each chord frame is a corresponding letter convex part;

or, the key is provided with a sunken part, and each sunken part on the chord frame is a corresponding letter sunken part.

As the preferred proposal of the utility model, the key is provided with a soft layer.

As the preferred proposal of the utility model, the chord frame and the fingerboard surface of the neck are provided with included angles.

The soft layer that sets up makes more comfortable when pressing the finger, and chord frame with the contained angle of the fingerboard face of neck can make chord frame perk certain angle, and it has solved the trouble that chord frame tail downwarping arouses and the string contact after the assistor is played in you keli for a long time, plays the assistor in you keli for not having the slope to set up, has increased life.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. by arranging the main bracket arranged on the neck and detachably arranging a plurality of mutually independent chords on the main bracket, at least one string pressing block is arranged on the string rack, strings are pressed by the string pressing block instead of pressing strings by hands, by extending all the chord frames above the neck, the string pressing block is arranged above the strings, so that when the string pressing block is pressed downwards, the strings can be pressed on the fret on the neck, and the chords include C and chords, G and chords, Am and chords, Bm and Em and chords, by arranging the fixed chord frame, a user does not need to remember the corresponding positions of the chords, and presses the strings by pressing the corresponding keys on the chord frame instead of pressing the plurality of strings by using fingers, so that the method is convenient and quick, can improve the exercise efficiency, and solves the problem that players are easy to get out of tune due to wrong pressing positions due to the pressing of the plurality of strings;

meanwhile, the chord frame comprises at least C and chord frame, G and chord frame, Am and chord frame, Bm chord frame and Em chord frame, various songs can be played, in addition, when the positions of the string pressing blocks needing to be pressed are different, the chord frame with different string pressing blocks is replaced, so that the string pressing blocks with different grades can be pressed on the you keli playing assistor, the diversification of playable songs is increased, and the problem that the traditional playing assistor can play single songs is solved.

2. The chord frames, the string pressing blocks and the keys are arranged in one-to-one correspondence, different chord frames are mutually independent, and different string pressing blocks are mutually independent. When the key is pressed, the string pressing blocks on different chord frames cannot interact and interfere with each other.

3. The soft layer that sets up makes more comfortable when pressing the finger, and chord frame with the contained angle of the fingerboard face of neck can make the chord frame perk certain angle upwards, and it has solved the trouble that chord frame tail downwarping arouses and the string contact after the assistor is played in you keli uses for a long time, plays the assistor for not having the you keli that the slope set up, has increased life.

Drawings

Fig. 1 is a three-dimensional structural view of a ukulele playing aid;

FIG. 2 is a schematic view showing the connection relationship between the Ukrill playing aid and the neck;

FIG. 3 is a schematic diagram showing the connection relationship between C and the chord frame, Am and the chord frame, Bm and the chord frame and Dm;

FIG. 4 is a schematic view showing the connection relationship between G and the chord frame, the first sub-frame and the Dm and the chord frame;

FIG. 5 is a three-dimensional block diagram of D and a chord;

FIG. 6 is a three-dimensional schematic view of the sliding connection to the chord frame and the carrier;

FIG. 7 is a two-dimensional schematic view of the sliding connection to the chord frame and the stringing block.

The labels in the figure are: 1-neck, 11-string, 2-main support, 3-chord frame, 31-C and chord frame, 32-G and chord frame, 33-Am and chord frame, 34-Bm chord frame, 35-first sub-frame, 36-Dm and chord frame, 361-third sub-frame, 362-fourth sub-frame, 37-D and chord frame, 301-guide hole, 41-string pressing block, 42-key, 43-slide bar and 44-return spring.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Examples

As shown in fig. 1 and 2, fig. 1 is a three-dimensional structure diagram of the ukulele playing aid, fig. 2 is a schematic diagram of the connection relationship between the ukulele playing aid and the neck 1, the ukulele playing aid comprises a main support 2 mounted on the neck 1, a plurality of mutually independent chord frames 3 are detachably arranged on the main support 2, and all the chord frames 3 extend to the upper part of the neck 1.

As shown in fig. 2, fig. 2 is a schematic view of the connection relationship between the ukulele playing aid and the neck 1, the neck 1 of ukulele is provided with strings 11, wherein:

(1) the connection relationship between the main support 2 and the neck 1

The main support 2 is installed on the neck 1, and this connected mode is bolted connection, fixes the main support 2 on the neck 1 through the bolt, in addition, can also install through connected modes such as buckle.

(2) And the connection relation of the chord 3 and the main bracket 2

The connection between the main support 2 and the neck is detachable, and the connection position is arranged on at least one side of the circumference of the main support 2, as can be seen from fig. 1 and 2, the connection position can be arranged on one side of the main support 2 far away from or close to the piano cabinet, and on the left side or the right side of the neck 1, namely on the upper side, the lower side, the left side or the right side.

(3) Positional relationship of the neck 1 with the string pressing block 41 and the key 42

At least one string pressing block 41 is arranged on the string frame 3, 4 strings 11 are arranged on the neck 1, and all the string pressing blocks 41 are arranged above the strings 11; each chord frame 3 is provided with at least one key 42 connected with the string pressing block 41, the connection relationship among the chord frame 3, the string pressing block 41 and the keys 42 can be divided into two types, the first type is fixedly connected with the three, the specific structure can be shown in figure 5, the second type is fixedly connected with the key 42, the string pressing block 41 is connected with the chord frame 3 in a sliding way, and the specific structure can be shown in figures 6 and 7.

Each chord 3 is provided with at least one key 42 connected with the string pressing block 41, and the strings 11 are pressed on the fret of the neck 1 by pressing the key 42 to drive the string pressing block 41.

The chord pressing block 41 and the key 42 of the chord frame 3 are arranged in two ways:

(1) in the first case, two or more string pressing blocks 41 and at least one key 42 are arranged on the string carrier 3, and all string pressing blocks 41 on the string carrier 3 can be pressed towards the strings 11 at the same time by pressing the key 42 on the string carrier 3, wherein the string pressing blocks 41 can be arranged above different strings 11, so that the pressing of different frets on the neck 1 by the strings 11 in a chord or a part of the chord, namely, one or more tones played after being pressed by corresponding grades on a plurality of different strings 11, can be realized, and the structure of the first case can be structures such as a D chord carrier 37, a G carrier 32, a Bm chord carrier 34, a Dm chord carrier 36, an Em and a chord carrier.

(2) In the second case, the string rest 3 is provided with a string pressing block 41 and at least one key 42, and the pressing of the key 42 on the string rest 3 can press the single string pressing block 41 against the strings 11, and the structure can be C-string rest 31, Am, string rest 33, and the like.

Wherein D and the string frame 37 may be provided with a plurality of stringing blocks 41 or integrally formed as a stringing block 4, see in particular fig. 5.

The connection relationship between each string and the string frame 3 can be seen in detail in fig. 3 and 4.

The working principle is as follows:

when the string pressing block 41 is pressed downwards, the chord support 3 extends to the upper side of the neck 1, the string pressing block 41 is arranged above the strings 11, the strings 11 can be pressed in the cross lattices on the neck 1 until the strings 11 are pressed tightly with two frets corresponding to the cross lattices, the contact area of fingers in pressing is increased greatly through a mechanical structure, different chords formed by different chord supports 3 and keys 42 at different positions are pressed accurately, and the sound of the strings 11 is more standard.

The plurality of chords 3 are independent from one another, namely the chords 3 are different from one another and do not interfere with one another when pressed, and one of the chords 3 does not affect the other support when pressed.

The plurality of string pressing blocks 41 are independent from each other, which means that different string pressing blocks 41 do not interfere with each other when pressed, and one string pressing block 41 does not affect the other string pressing block 41 when pressed.

And the string frame 3 may be in the shape of a sheet, a plate, a block, or the like.

In addition, the neck 1 further includes a plurality of cross lattices, that is, a plurality of cross lattices composed of a plurality of frets, two adjacent frets form one cross lattice, and the string pressing block 41 is disposed in the cross lattice in the horizontal direction and disposed above the strings 11 in the vertical direction.

As shown in fig. 3, fig. 3 is a schematic view illustrating the connection relationship between the C and the chord frame 31, Am and the chord frame 33, and between the Bm and the chord frames 34 and Dm and 36, wherein the C and chord frame 31 is disposed on the right side of the main support 2 in the circumferential direction, the C and chord frame 31 includes a key 42, and the key 42 is connected with a string pressing block 41 disposed on the first string third article;

the Am and the chord 33 are arranged at the left side of the main support 2 in the circumferential direction, the Am and the chord 33 comprise a key 42, and the key 42 is connected with a string pressing block 41 arranged on a fourth string second product;

the Bm chord frame 34 is arranged at the lower side of the main support 2 in the circumferential direction, the Bm chord frame 34 comprises a key 42, the key 42 is connected with a string pressing block 41 arranged on a first string second product, a second string second product and a third string second product, and is connected with a string pressing block 41 arranged on a fourth string fourth product;

the Dm chord frame 36 is arranged on the upper side of the main support 2 in the circumferential direction, the Dm chord frame 36 comprises a third frame 361 and a fourth frame 362, the third frame 361 comprises a key 42, the key 42 is connected with two string pressing blocks 41 arranged on a first second string product and a second fourth string product, namely, the third frame 361 is F and a string frame, the fourth frame 362 comprises a key 42, and the key 42 is connected with one string pressing block 41 arranged on a second third string product;

when the C chord frames 31, Am, the chords 33 and Bm chord frame 34 are pressed, only the corresponding key 42 needs to be pressed, and when the Dm chord frame 36 is pressed, the keys 42 on the third and fourth cradles 361 and 362 need to be pressed simultaneously.

As shown in fig. 4, fig. 4 is a schematic view showing the connection relationship between the G chord frame 32, the first sub-frames 35 and Dm, and the chord frame 36, wherein the G chord frame 32 is arranged on the lower side of the main support 2 in the circumferential direction, the G chord frame 32 includes one key 42, and the key 42 is connected with three string pressing blocks 41 arranged on the first string second product, the second string third product, and the third string second product;

the Em chord frame includes a first sub frame 35 and a second sub frame, the first sub frame 35 is disposed at the lower side of the main frame 2 in the circumferential direction, the first sub frame includes a key 42, the key 42 is connected with the string pressing block 41 disposed on the third string fourth item, and the second sub frame is the G chord frame 32.

When pressing the G chord shelf 32, only one corresponding key 42 needs to be pressed, and when pressing Em and the chord shelf, the first sub-shelf 35 and the key 42 on the G chord shelf 32 need to be pressed simultaneously.

Among them, Em and the string frame have in common with the Dm and the string frame 36 that the second sub-frame of Em and the string frame is pressed alone to have a chord function alone, i.e., a G chord, and the third sub-frame 361 and the fourth sub-frame 362 of Dm and the string frame 36 are pressed alone to have a chord function alone, i.e., an F chord.

As shown in fig. 5, fig. 5 is a three-dimensional structure diagram D of the chord frame 3, which shows one of the connection relations of the chord frame 3, the string pressing block 41 and the key 42, i.e. the three are fixedly connected with each other:

the key 42 and the string holding block 41 are fixedly connected through the D and the string frame 37, that is, the key 42 is fixed above the D and the string frame 37, the string holding block 41 is fixed below the D and the string frame 37, and the string holding block 41 can be arranged on the strings 11 extending to the vicinity below the D and the string frame 37, but not only below the string frame 3.

At this time, the chord mount 3 is an elastic mount capable of generating elastic deformation of the distance from the button block 41 to the neck 1, and the chord mount 3 may be made of a material such as TPR, TPV, TPU, or the like among plastics.

Fig. 5 shows a case where the chord frame 3 is provided with one string pressing block 41 and one key 42, each chord frame 3 is provided with at least one string pressing block 41, each string pressing block 41 is correspondingly provided with one key 42, each string pressing block 41 is independent from each other, by providing the chord frame 3, the string pressing blocks 41 and the keys 42 in one-to-one correspondence, and different chord frames 3 are independent from each other, and different string pressing blocks 41 are independent from each other. When the key 42 is pressed, the string pressing blocks 41 on the string frame 3 cannot interact with each other and interfere with each other.

The string pressing block 41 is an integral string pressing block 41, the string pressing block 41 can press the second string second article, the third string second article and the fourth string second article, and the string pressing block 41 can be divided into three string pressing blocks 41 which can press the second string second article, the third string second article and the fourth string second article respectively.

As shown in fig. 5 and 6, fig. 6 shows a situation that the third sub-frame 361 and the fourth sub-frame 362 of the Dm string frame 36 are detached, and after the Dm string frame 36 is detached, the D string frame 37 shown in fig. 5 can be installed, in this case, the D string frame 37 is disposed on the upper side in the circumferential direction of the main support 2, the D string frame 37 includes one key 42, the key 42 is connected with three string pressing blocks 41 disposed on the second string second product, the third string second product and the fourth string second product, and the three string pressing blocks 41 can be integrally disposed as the same string pressing block 41 due to being located in the same lattice.

As shown in fig. 6 and 7, fig. 6 is a three-dimensional schematic view of the sliding connection between the chord holder 3 and the string pressing block 41, fig. 7 is a two-dimensional schematic view of the sliding connection between the chord holder 3 and the string pressing block 41, and fig. 6 and 7 each show another alternative connection relationship between the chord holder 3, the string pressing block 41 and the key 42, that is, the chord holder 3 and the string pressing block 41 are in sliding connection:

the pressing block 41 is fixedly connected with the key 42, and the key 42 is connected with the chord frame 3 in a sliding manner; the key 42 is provided with a slide rod 43, the chord 3 is provided with a guide hole 301, the slide rod 43 and the guide hole 301 form a sliding pair, and the sliding pair is in sliding connection; the slide rod 43 is sleeved with a return spring 44 as shown in fig. 7, and the return spring 44 is arranged between the key 42 and the chord frame 3.

The working principle is as follows:

when the key 42 is pressed, the key 42, the sliding rod 43 and the string pressing block 41 slide relative to the guide hole 301, and the return spring 44 which is arranged between the key 42 and the chord frame 3 and sleeved on the sliding rod 43 can bear the downward pressing force of the key 42, so that the string 11 can be pressed on a fret by the string pressing block 41; when the key 42 is released, the elastic force of the return spring 44 can return the key 42 to the original position, so that the string pressing block 41 is separated from the string 11.

In addition, fig. 6 also shows the case that more than two string pressing blocks 41 and one key 42 are arranged on the chord frame 3, all the string pressing blocks 41 on the chord frame 3 can be pressed against the strings 11 at the same time by pressing the key 42 on the chord frame 3 until the strings 11 press the fret, wherein the string pressing blocks 41 can be arranged above different strings 11, thereby realizing the pressing of different fret on the neck 1 by the strings 11 in the chord or part of the chord, and in the figure, one key 42 controls the pressing of two string pressing blocks 41 corresponding to different strings 11.

In addition, a soft layer may be disposed on the key 42, and the soft layer may be made of silica gel, soft rubber, or the like.

The keys 42 are provided with protrusions, each protrusion on the chord 3 is a corresponding letter protrusion, for example, the keys 42 on the G chord 32 are provided with G letter protrusions, the keys 42 on the C chord 31 are provided with C letter protrusions, and so on.

The raised portion may also be replaced with a recessed portion.

And the chord frame 3 and the fingerboard surface of the neck 1 form an included angle, and the mounting surface of the chord frame 3 and the main support 2 is provided with a triangular prism cushion layer with a minimum angle of 0 to 15 degrees. The smallest angle is the smallest angle of a flat section of a triangular prism.

When in use, the minimum angle, namely the tip end, of the triangular prism cushion layer is arranged on the end face, connected with the chord frame 3, of the main support 2, namely when the chord frame 3 is arranged on the main support 2, the chord frame 3 tilts upwards relative to the fingerboard on the neck 1.

The triangular prism cushion layer may be a cushion layer separately provided, or may be a triangular prism-shaped groove or a triangular prism-shaped protrusion on the main support 2, or a triangular prism-shaped protrusion on the chord frame 3.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A ukulele playing assistor is characterized by comprising a main support (2) arranged on a neck (1), wherein a plurality of mutually independent chord frames (3) are detachably arranged on the main support (2), and all the chord frames (3) extend to the upper part of the neck (1);

the chord mixing frame (3) is provided with at least one string pressing block (41), the neck (1) is provided with four strings (11), and the chord mixing frame comprises a C chord mixing frame (31), a G chord mixing frame (32), an Am chord mixing frame (33), a Bm chord mixing frame (34) and an Em chord mixing frame;

each chord frame (3) is provided with at least one key (42) connected with the string pressing block (41), and the string pressing block (41) is driven to press the strings (11) on the fret of the neck (1) by pressing the keys (42).

2. The ukraini playing aid as claimed in claim 1, wherein at least one said string pressing block (41) is provided on each of said chord frames (3), each of said string pressing blocks (41) being independent of each other.

3. The ukulele playing aid according to claim 2, characterized in that the connecting position of the chord (3) and the main stand (2) is provided in at least one side direction of the main stand (2) in the circumferential direction.

4. The ukrainie playing aid as claimed in claim 3, wherein said C-chord frame (31) is provided on the right side of the main frame (2) in the circumferential direction, said C-chord frame (31) including one of said keys (42), said key (42) being connected to one of said string pressing blocks (41) provided on the first string third article;

the G and the string frame (32) are arranged on the lower side of the main support (2) in the circumferential direction, the G and the string frame (32) comprise a key (42), and the key (42) is connected with three string pressing blocks (41) arranged on a first string second product, a second string third product and a third string second product;

the Am and the chord frame (33) are arranged on the left side of the main support (2) in the circumferential direction, the Am and the chord frame (33) comprise a key (42), and the key (42) is connected with a string pressing block (41) arranged on a fourth string second product;

the Bm and the string frame (34) are arranged at the lower side of the main bracket (2) in the circumferential direction, the Bm and the string frame (34) comprise a key (42), the key (42) is connected with a string pressing block (41) arranged on a first string second product, a second string second product and a third string second product, and is connected with a string pressing block (41) arranged on a fourth string fourth product;

the Em chord frame comprises a first sub frame (35) and a second sub frame, the first sub frame (35) is arranged on the lower side of the main frame (2) in the circumferential direction, the first sub frame comprises a key (42), the key (42) is connected with a string pressing block (41) arranged on a third string fourth product, and the second sub frame is a G-chord frame (32).

5. The ukrainie playing aid of claim 4 wherein said chords further include Dm and chords (36) or D and chords (37);

the Dm and the string frame (36) are arranged on the upper side of the main support (2) in the circumferential direction, the Dm and the string frame (36) comprise a third sub frame (361) and a fourth sub frame (362), the third sub frame (361) comprises a key (42), the key (42) is connected with two string pressing blocks (41) arranged on a second string first product and a fourth string second product, the fourth sub frame (362) comprises a key (42), and the key (42) is connected with one string pressing block (41) arranged on the third string second product;

the D and the chord frame (37) are arranged on the upper side of the main support (2) in the circumferential direction, the D and the chord frame (37) comprise a key (42), and the key (42) is connected with three string pressing blocks (41) arranged on a second string second product, a third string second product and a fourth string second product.

6. The ukulele playing aid according to claim 5, characterized in that the string pressing block (41) is fixedly connected with the key (42), the key (42) is provided with a slide bar (43), the chord frame (3) is provided with a guide hole (301), the slide bar (43) and the guide hole (301) form a sliding pair;

the sliding rod (43) is sleeved with a return spring (44), and the return spring (44) is arranged between the key (42) and the chord frame (3).

7. The ukulele playing aid according to claim 5, characterized in that the key (42) and the string-pressing block (41) are fixedly connected by the chord (3), the chord (3) being an elastic support capable of producing an elastic deformation of the distance of the string-pressing block (41) to the neck (1).

8. The ukraini playing aid as claimed in any one of claims 1-7, wherein said keys (42) are provided with protrusions, each of said protrusions on said chord (3) being a corresponding letter protrusion;

or, the key (42) is provided with a concave part, and the concave part on each chord frame (3) is a corresponding letter concave part.

9. Ukrainie playing aid according to claim 8, characterised in that a soft layer is provided on the keys (42).

10. The ukulele playing aid according to claim 9, characterized in that the chord support (3) is angled to the fingerboard of the neck (1).

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