CN203882592U

CN203882592U - Sound pad for erhu

Info

Publication number: CN203882592U
Application number: CN201420316651.7U
Authority: CN
Inventors: 张裕田
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-06-16
Filing date: 2014-06-16
Publication date: 2014-10-15
Anticipated expiration: 2024-06-16

Abstract

The utility model discloses a sound pad for an erhu and aims to provide a sound pad which enables the erhu has a better pronunciation effect compared with the prior art. A woolen material is rolled and folded to form the sound pad, and a sound pad body (1) is provided with one or more than one gap; and, in order to overcome a defect that the structure is not stable in the prior art, the formed gap is located in the middle position of a rolled and stacked edge, and the length of the gap is one-third to one-half of the length of the rolled and stacked edge. Attached drawings are diagrammatic drawings of the sound pad, the lower rolled and stacked edge (3) of the sound pad body (1) is provided with the gap (2), the innermost layer is a filling layer (10) made of a filler; and because the gap is formed in the rolled and stacked edge, the sound pad easily forms and keeps a shape required by design and manufacture, the sound pad is stable in structure, the sound pad is beneficial to pronunciation of the erhu, the sound pad is also convenient to use, and the sound pad enables the pronunciation of the erhu to possess better connectivity and clarity.

Description

The sound pad that a kind of urheen is used

Technical field the utility model relates to the sound pad that a kind of bowed instrument is used, the sound pad of using more specifically to a kind of urheen.

The current known urheen of background technology is made up of qin cylinder, Qin Tuo, qin skin, qin bar, qin axle, string, bridge, very heavy, bow, sound pad, qin restitope is in the bottom of qin cylinder, there is qin skin qin cylinder one end, qin bar is loaded on qin cylinder, qin axle is loaded on qin bar, and one end of string lies on qin axle, and what the other end lay in qin backing portion is on string device, on the publication publication that sound is lined with or teaching material, be control pad, the following sound pad that cries in this instructions.Sound pad is an annex of urheen, is positioned between the string and qin skin at the following position of bridge of urheen, and a face contacts with string, and a face contacts with qin is skin-deep.Sound pad the selection of material, size difference and structure, manufacture craft all will directly have influence on the pronunciation of urheen, what what the urheen that at present musical instrument shop is sold had be rolled into a useful fritter woollen, between the string and qin skin of foam plug of some use below bridge, having commercially available sound pad is a fritter nonrigid plastic, effective professional sound pad builds up with hair matter felt pan or overcoat hair woolen material volume, the sound mat structure that existing volume builds up is unstable, easily lose shape, make sound pad unstable properties, usually there will be before or after sound pad being put between string and qin skin and all will arrange sound pad is careful, the voice effect that urheen just can have, change the structure of sound pad, the gap of cracking on the folded limit of volume of sound pad can overcome this shortcoming, up to the present on market, also never saw and on the folded limit of volume, open apertured sound and get discard and sell.

Summary of the invention the purpose of this utility model aims to provide the sound pad that urheen voice effect is used than the better a kind of urheen of prior art, sound pad is positioned between the string and qin skin below the bridge of urheen, a face contacts with string, a face contacts with qin is skin-deep, feature of the present utility model is the gap having on sound pad together or together, and the gap of cracking is positioned at the position, the folded limit of volume of sound pad.

The technical solution of the utility model is: in this instructions, be that sound pad is positioned between the string and qin skin at the following position of bridge to sound pad upper and lower, left and right, length and width, forward and backward definition, be upper by bridge direction, under by qin holder direction being, string left side is left, string right side is right, is wide up and down, and left and right is for long, be front by string direction, after being by qin skin direction.Choose the square shape that is difficult for material webs that sound-absorbing contributes to string qin skin vibration and is stacked as required size, be formed with the volume lamination of sound pad, it is sound pad lamination, form the folded limit of volume at the folded position of volume, the folded limit of volume is material is stacked in the semicircle cylindroid of volume folded position formation crimping through pulleying, in order to change the structure of prior art, make Stability Analysis of Structures, sound pad is easily formed and keep designing and producing required shape, position, the folded limit of volume at sound pad has gap, the gap of cracking is long folds 1/3rd to 1/2nd of the length of side for place volume, volume lamination is that the sound pad of 3 layers can only be opened gap one at the position, the folded limit of volume of bottom, volume lamination is 4 layers or 4 layers of above sound pad, gap together with respectively opening with on the folded limit of last volume on the folded limit of upper volume, also can all open gap one at the position, the folded limit of each silver lap including the folded limit of internal layer volume.

The long 25.0-40.0 millimeter of sound pad, wide 20.0-35.0 millimeter, thick through play audition determine, volume lamination number is more than 3 layers or 3 layers, determine by the thickness of material, space between interior two-layer of volume lamination is filled with packed layer, and sound pad is filled to desired thickness by filling material, jointly forms the thickest requirement in the upper thick and lower thin centre of sound pad with volume lamination.

The effect that the utility model is useful is: compared with prior art, owing to having gap at position, the folded limit of volume, at this position, just easily volume is folded, sound pad easily forms and keeps required shape, Stability Analysis of Structures, superperformance when this is conducive to keep designing and producing, is of value to the pronunciation of urheen; And use is also convenient; Owing to having gap at position, the folded limit of volume, the sound pad middle part of pressing at string, sound pad can be with more uniform pressure contact qin skin, and connectivity and the sharpness of urheen pronunciation are all improved.

Brief description of the drawings Fig. 1 is the utility model schematic diagram; Fig. 2 is the utility model schematic diagram, is that Fig. 1 level relatively in kind has turned the skeleton view of 180 °; Fig. 3 is that embodiment 1 makes design drawing; Fig. 4 is that embodiment 2 makes design drawing.

In figure: sound pad body 12 Juan Die limit, the bottom 3 folded limit 5 of 4 internal layers volumes, Juan Die limit, top the 1st volume lamination 6 the 2nd volume lamination 7 the 3rd volume lamination 8 the 4th volume lamination 9 packed layers 10,11 12 strip hair woolen materials 13, the 14 strip hair woolen materials 15 that crack that crack that crack that crack

Embodiment is further described the utility model below in conjunction with the drawings and specific embodiments.

3 positions, Juan Die limit, bottom of Fig. 1 middle pitch pad body 1 have gap 2, and the length on the 2 folded limits 3 of suitable volume of cracking is opened, and is positioned at the centre position on the folded limit 3 of volume, and horizontal former and later two identity distances apart from sound pad body 1, from equating, forward equate apart from the distance at sound pad body 1 two ends, left and right; 4 positions, Juan Die limit, top of Fig. 2 middle pitch pad body 1 have gap 11, to crack 11 requirement with to crack 2 require identical, on sound pad body 1 all have crack, it is all the same requiring, and folds on limit and only open gap one at a silver lap.

Embodiment 1: the hair woolen material of selecting 2.0 millimeters thick, make 32.0 millimeters long, 27.0 mm wides, there is the sound pad body 1 that 4 layers of volume lamination and 3 roads crack, Fig. 3 is that it makes design drawing, making step: 1., from the hair woolen material of 2.0 millimeters thick length or next 32.0 mm wide of wide cutting of over coating material, the strip hair woolen material 13 of 85.0 millimeters long; 2., on strip hair woolen material 13, do the cracking of the folded position, limit of volume of sound pad body 1: rush mao woolen material face of chopping off with the chisel of wide 14.0 millimeters of mouth, output the gap of 14.0 millimeters long, the length in gap is vertical with the appearance of strip hair woolen material 13, the distance on the Ju Liao limit, two ends in gap equates, crack and 11 open at 17.0 millimeters of places apart from material end, apart from cracking, 27.0 millimeters of places of 11 crack 2, crack 12 apart from 2 the 23.0 millimeters of places of cracking, the material section of 18.0 remaining millimeters long is the 1st volume laminations 6 as sound pad body 1; 3., strip hair woolen material 13 volumes that have 3 gaps, road are stacked as to 4 layers: by the material section of 18.0 millimeters long from crack 12 to crack 2 to crack 11 continuously volume be stacked as 4 layers, it is respectively the 1st volume lamination 6, the 2nd volume lamination 7, the 3rd volume lamination 8, the 4th volume lamination 9, the 4th volume lamination 9 is material sections of 17.0 millimeters long, is narrower than the wide of sound pad body 1.Cover wide by 3/5ths, herein the stub bar of the 4th volume lamination 9 being put down sews on is combined on the volume lamination facing mutually, begin to take shape sound pad body 1, it has 4 layers of volume lamination, have 3 silver laps to fold limit, the folded limit of volume is to fold position because rolling up the crimping of the folded semicircle cylindroid forming at volume, has and cracks 2 at 3 positions, Juan Die limit, bottom, 4 positions, Juan Die limit, top have cracks 11, and 5 positions, the folded limit of internal layer volume have cracks 12; 4., press setting: volume is folded to the just sound pad body 1 of tool shape and arrange neatly, every layer of arrangement is regular, and all cracking should, at the center position on the folded limit of volume, be pressed the sound pad body 1 of the first tool shape of putting in order with the hot flatiron of burning; 5., make packed layer 10: packing material is selected the material that contributes to the vibration of string qin skin, relatively good by the chemical fibre cotton effect of the warming use of family expenses, chemical fibre cotton circumvolution is become to swab stick, swab stick core will roll tightly, outside volume layer pine gradually, the thickness degree of tightness of swab stick is determined through playing audition by the requirement of sound mat thickness, swab stick is placed into the space between sound pad the 1st volume lamination 6 and the 2nd volume lamination 7 and flattens real, cut off redundance, the common formation of packed layer 10 and each volume lamination is upper thick and lower thin, but middle part is the thickest, form complete sound pad body 1.Sound pad body 1 is positioned between the string and qin skin below urheen bridge sidewards, has the one side of sewing-end to contact with string, has the folded limit of two-layer volume upwards.

Embodiment 2: material therefor, method for making step is identical with embodiment 1, identical method requires no longer narration, what embodiment 2 made is long 32.0 millimeters, wide 27.0 millimeters, the tool the utility model sound pad that volume lamination and 1 road crack that haves three layers, Fig. 4 is that it makes design drawing, making step: 1., get the strip hair woolen material 15 of 2.0 millimeters thick, long 75.0 millimeters, wide 32.0 millimeters; 2., the gap 14 of cracking at 27.0 millimeters of places of material end of distance bar shaped hair woolen material 15, remaining 48.0 millimeters long material sections; 3., by the curling doubling of material section of 48.0 millimeters long, make its material end apart from cracking 2.0 millimeters of places of 14,1 layer and 2 layers of lamination is rolled up in formation, from cracking, 14 continuation volumes are folded overlapping with the material section of 27.0 millimeters long, form the 3rd layer, its material end flushes with sound pad is wide, stub bar is herein being put down to sew on being combined on the volume lamination facing mutually, begin to take shape the tool the utility model sound pad that volume lamination and 1 road crack that haves three layers, crack 14 at Juan Diebian position, bottom; 4., flatiron setting; 5., make packed layer, form the complete tool the utility model sound pad that volume lamination and 1 road crack that haves three layers.This sound pad is placed between the string and qin skin below urheen bridge, has the one side of sewing up stub bar to contact with qin is skin-deep, and stub bar upwards, has the folded limit of the volume cracking down.

Claims

1. the sound pad that urheen is used, be positioned between the string and qin skin below the bridge of urheen, a face contacts with string, and a face contacts with qin is skin-deep, it is characterized in that having the gap together or together on sound pad, the gap of cracking is positioned at the position, the folded limit of volume of sound pad.

2. the sound pad that urheen according to claim 1 is used, is characterized in that at Juan Diebian position, the bottom of sound pad, Juan Diebian position, top, and position, the folded limit of internal layer volume respectively has gap one.