CN214705401U - Erhu with mountain mouth - Google Patents

Abstract

The utility model provides an urheen with entrance to a mountain, includes a musical instrument section of thick bamboo, a musical instrument pole, string and lays the musical instrument skin at a musical instrument section of thick bamboo front end, the lower extreme of a musical instrument pole is connected with a musical instrument section of thick bamboo, and a musical instrument section of thick bamboo lower extreme is fixed with the musical instrument and holds in the palm, be equipped with the jack that is used for fixed connection string on the musical instrument pole, the upside that lies in the jack on the musical instrument pole is equipped with the musical instrument axle, and the place ahead of musical instrument axle is equipped with the musical instrument shaft cover of fixing on the musical instrument pole, the front end of musical instrument axle with the one end of string is connected, the outside of musical instrument skin is equipped with the bridge, the other end of string passes earlier the jack presses with the bridge holds in the palm fixed connection with a musical instrument section of thick bamboo lower extreme after the bridge, be equipped with the guide rail on the guide rail, the cover is equipped with the entrance to a mountain, the rear end movable sleeve of mountain is on the guide rail, and the entrance to a mountain is adjustable along the guide rail from top to bottom. The utility model discloses be equipped with the hill-mouth between very heavy and musical instrument axle and add the hill-mouth, have and to make the urheen in use musical instrument pole non-deformable, crooked, the tone stabilizes the characteristics that the volume transition is natural.

Description

Erhu with mountain mouth

Technical Field

The utility model relates to an erhu with a hill.

Background

The urheen is one of the most representative string music in national musical instruments. The bow string operates and vibrates with the barrel, the sound is clear, mellow, soft and gentle, joyful enjoyment is brought to people, and meanwhile, the bow string is deeply loved by vast Erhu lovers.

However, the traditional urheen mainly comprises a support, a barrel, a rod, a shaft, a jack, strings and a skin laid at the front end of the barrel, wherein the two ends of the strings are respectively fixed on the shaft and the support, and different sounds are mainly emitted from the opening at the rear end of the barrel after the strings are pulled by a bow, so that the traditional urheen has the following problems: (1) the piano rod is stressed at three points, the parts of the piano rod are in a three-point stress state at the piano shaft, the jack and the piano rod inserting barrel, and the piano rod is easy to deform and bend, and has string running and inaccurate tone; (2) the distance between the inner and outer musical instrument shafts is 75-80mm, the distance between the outer musical instrument shaft and the jack is short, the stress from the inner string and the outer string to the musical instrument skin is uneven, the sound transition is not smooth enough, or the inner string pronounces better than the outer string, or the outer string pronounces better than the inner string; (3) the traditional urheen has no mountain mouth, so that the upper and lower positions are not unified enough, and particularly, the high pitch in a high pitch area is unstable, easy to drift and difficult to control; (4) the traditional shaft is a wood shaft, so that the tuning of the urheen is not simple and convenient enough.

SUMMERY OF THE UTILITY MODEL

The utility model discloses its aim at provides an urheen with tang, adjustable tang about it is equipped with between very heavy and musical instrument axle for upper and lower position is abundant because of the vibration, sound concentration is big bright, the volume transition is natural, and the sound concentration uniformity nature reinforcing between the high pitch interval is very much concentrated.

The technical proposal adopted for realizing the aim is that the urheen with the mountain mouth comprises a barrel, a shaft, strings and a skin laid at the front end of the barrel, the lower end of the musical instrument rod is connected with a musical instrument cylinder, the lower end of the musical instrument cylinder is fixed with a musical instrument support, the musical instrument rod is provided with a jack for fixedly connecting strings, a musical instrument shaft is arranged on the upper side of the jack on the musical instrument rod, a musical instrument shaft cover fixed on the musical instrument rod is arranged in front of the musical instrument shaft, the front end of the musical instrument shaft is connected with one end of the strings, the outer side of the piano skin is provided with a piano code, the other end of the string firstly passes through the jack and then is pressed through the piano code and then is fixedly connected with the piano support at the lower end of the piano cylinder, a guide rail fixed on the piano rod is arranged between the jack and the piano shaft, a jaw is sleeved on the guide rail, the front end of the jaw is in contact with the strings, the rear end of the jaw is movably sleeved on the guide rail, and the jaw can slide up and down along the guide rail and is adjustable.

Furthermore, the musical instrument shaft comprises an inner chord shaft and an outer chord shaft, the inner chord shaft and the outer chord shaft are both mechanically fine-tuned musical instrument shafts, the inner chord shaft is located above the outer chord shaft, and the guide rail is located between the outer chord shaft and the jack.

1. The distance between the front end of the mountain opening and the piano rod is larger than the distance between the front end of the jack and the distance between the front end of the piano shaft and the piano rod, the distance between the two tuning pegs is reduced, and the distance between the outer tuning peg and the jack is increased.

Advantageous effects

Compared with the prior art, the utility model has the following advantages.

1. An adjustable jaw is added between the shaft and the jack, a supporting point is added on the rod, the direction of acting force is changed, the rod is uniformly distributed on the stress, the problems that the rod is easy to deform, bend, string runs in tone and inaccurate in tone in the traditional Erhu are solved, the upper and lower positions can be fully vibrated, the sound is concentrated and surging, the volume is transited naturally, and the sound concentration uniformity in a high tone interval is enhanced;

2. the inner piano shaft is moved upwards to enable the outer piano shaft to be close to the inner piano shaft as much as possible, the distance between the outer piano shaft and the inner piano shaft is about 20-25mm, the distance between the piano shaft and the jack is reduced, the distance between the jack and the piano shaft is increased, an adjustable opening is additionally arranged in the middle of the inner piano shaft, the direction of the acting force is changed due to the increase of the supporting point, the force from the inner string to the outer string to the piano skin is more uniform, and therefore the sound perfection and uniformity are changed;

3. replace traditional xylophone axle with mechanical fine setting musical instrument axle to the cooperation has the musical instrument axle lid, has solved the not simple and convenient problem enough of traditional xylophone axle tuning, has that the tuning is light simple and convenient, and is nimble difficult for running the string rapidly, and pleasing to the eye advantage of big prescription.

Drawings

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

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

fig. 2 is a schematic structural view of the middle opening of the present invention.

Detailed Description

The present invention will be further described with reference to the following embodiments and the accompanying drawings.

An urheen with a mountain mouth comprises a barrel 2, a rod 5, strings 4 and a skin 11 laid at the front end of the barrel 2, as shown in fig. 1 and 2, the lower end of the rod 5 is connected with the barrel 2, the lower end of the barrel 2 is fixed with a support 1, the rod 5 is provided with a jack 6 for fixedly connecting the strings 4, the upper side of the jack 6 on the rod 5 is provided with a shaft 13, the front side of the shaft 13 is provided with a shaft cover 9 fixed on the rod 5, the front end of the shaft 13 is connected with one end of the strings 4, the outer side of the skin 11 is provided with a bridge 12, the other end of the strings 4 firstly passes through the jack 6 and then is fixedly connected with the support 1 at the lower end of the barrel 2 after passing through the bridge 12, a guide rail 14 fixed on the rod 5 is arranged between the jack 6 and the shaft 13, the guide rail 14 is sleeved with the mountain mouth 10, the front end of the mountain mouth 10 is in contact with the strings 4, the rear end of the hill-shaped opening 10 is movably sleeved on the guide rail 14, and the hill-shaped opening 10 can slide up and down along the guide rail 14 and be adjusted.

The piano shaft 13 comprises an inner chord shaft 8 and an outer chord shaft 7, the inner chord shaft 8 and the outer chord shaft 7 are both mechanical fine tuning piano shafts, the inner chord shaft (8) is positioned above the outer chord shaft (7), the distance between the inner chord shaft 8 and the outer chord shaft 7 is 20-25mm, and the guide rail 14 is positioned between the outer chord shaft 7 and the jack 6.

The distance between the front end of the mountain mouth 10 and the piano rod 5 is larger than the distance between the front end of the jack 6 and the front end of the piano shaft 13 and the piano rod 5.

The utility model is based on the traditional urheen, the positions of the inner chord shaft 8 and the outer chord shaft 7 on the musical instrument rod 5 are lifted upwards, specifically, the inner chord shaft 8 is moved upwards by 10mm, the outer chord shaft 7 is close to the inner chord shaft 8 as much as possible, and the distance between the inner chord shaft 8 and the outer chord shaft is about 20-25 mm; the distance between the inner chord shaft 8 and the outer chord shaft 7 is reduced, the distance between the jack 6 and the outer chord shaft 7 is increased, a mountain opening 10 which is sleeved on the guide rail 14 and can slide up and down and be adjusted is additionally arranged at the position 1/3 between the outer chord shaft 7 and the jack 6, the length from the front end to the rear end of the mountain opening 10 is 25-32mm, the design is that a supporting point is additionally arranged between the jack 6 and the outer chord shaft 7, and the increase of the supporting point enables the stress point and the force on the piano rod 5 to be changed in size and direction, so that the piano rod 5 is not easy to deform and bend.

When the utility model is implemented, the traditional xylophone shaft is changed into a mechanical fine tuning shaft, the positions of the inner chord shaft 8 and the outer chord shaft 7 on the piano rod 5 are shifted upwards, so that the distance between the inner chord shaft 8 and the outer chord shaft 7 is about 20-25mm, and the distance between the outer chord shaft 7 and the string wiping point 3 is about 560-585 mm; then a guide rail 14 is added and fixed at about 1/3 between the outer tuning peg 7 and the jack 6, a top and bottom sliding adjustable mountain 10 is arranged on the guide rail 14, the front and back length of the mountain 10 is about 25-32mm, the width is 20mm, the quality of the urheen is reformed through numerous researches, researches and verifications, and the structure has obvious improvement on the high-pitched area of the reformed urheen.

The utility model changes the positions of the inner tuning peg 8 and the outer tuning peg 7 on the musical instrument rod 5, and adds the guide rail 14 between the outer tuning peg 7 and the jack 6, and sets the adjustable top and bottom sliding mountain 10 on the guide rail 14, so that the string 4 is added with a supporting point; after the top of a mountain 10 is added, the size of the transmission force of the strings 4 and the direction of the acting force are changed along with the change of the supporting point, the size of the force and the force acting on the piano rod 5 are also changed, the piano rod 5 is not easy to bend and deform, the tension on the strings 4 and the force of the piano bow and the fingers in operation enable the piano skin 11 to be resonated, the sound emitted by the piano barrel 2 is influenced, the emitted sound is more sufficiently concentrated, the volume is flood and bright, and the performance is excessive and natural, so that the purpose of technical transformation is achieved.

Claims (3)

1. A urheen with a mountain mouth comprises a barrel (2), a rod (5), strings (4) and a cover (11) laid at the front end of the barrel (2), and is characterized in that the lower end of the rod (5) is connected with the barrel (2), the lower end of the barrel (2) is fixed with a support (1), a jack (6) for fixedly connecting the strings (4) is arranged on the rod (5), a shaft (13) is arranged on the upper side of the jack (6) on the rod (5), a shaft cover (9) fixed on the rod (5) is arranged in front of the shaft (13), the front end of the shaft (13) is connected with one end of the strings (4), a bridge (12) is arranged on the outer side of the cover (11), the other end of the strings (4) firstly passes through the jack (6) and then presses the bridge (12) and then is fixedly connected with the support (1) at the lower end of the barrel (2), be equipped with between jack (6) and musical instrument axle (13) and fix guide rail (14) on musical instrument pole (5), the cover is equipped with mountain mouth (10) on guide rail (14), the front end and the string (4) of mountain mouth (10) contact, and the rear end activity suit of mountain mouth (10) is on guide rail (14), and mountain mouth (10) slide adjustable from top to bottom along guide rail (14).

2. The urheen with the mountain jaw according to claim 1, wherein the shaft (13) comprises an inner peg (8) and an outer peg (7), the inner peg (8) and the outer peg (7) are both mechanical fine tuning shafts, the inner peg (8) is located above the outer peg (7), and the guide rail (14) is located between the outer peg (7) and the jack (6).

3. A urheen provided with a mountain mouth according to claim 1, wherein the distance between the front end of the mountain mouth (10) and the rod (5) is greater than the distance between the front end of the jack (6) and the front end of the shaft (13) and the rod (5), the distance between the two tuning pegs is reduced, and the distance between the outer tuning peg and the jack is increased.

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