CN207337892U - For optimizing the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality - Google Patents
For optimizing the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality Download PDFInfo
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- CN207337892U CN207337892U CN201720502804.0U CN201720502804U CN207337892U CN 207337892 U CN207337892 U CN 207337892U CN 201720502804 U CN201720502804 U CN 201720502804U CN 207337892 U CN207337892 U CN 207337892U
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Abstract
It is used to optimize the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality the utility model discloses a kind of, changes conventional seven-stringed plucked instrument in some ways similar to the zither and receive the multi-angular shape of sound, increase effectively sound reflection area.The structure includes：Panel, first receives sound, and second receives and sound and strengthen muscle；Wherein, panel has outer surface and an inner surface, and outer surface is marked with 13 emblems position, and inner surface is towards seven-stringed plucked instrument in some ways similar to the zither bottom plate；First receives phoneme between the Tianzhu portion of panel and ground column portion, is swelled from the inner surface of panel and has the first hump, and described first, which receives sound, is not in relation to the long axial symmetry of the panel, and first hump is located at the bass side；Second receives phoneme between the ground column portion of panel and the afterbody of panel, is swelled from the inner surface of panel and has the second hump, and described second, which receives sound, is not in relation to the long axial symmetry of the panel, and second hump is located at the bass side；Strengthen the treble side that muscle is located at panel inner surface.
Description
Technical field
The technical field of seven-stringed plucked instrument in some ways similar to the zither sonification system is the utility model is related to, more particularly to a kind of streamlined sound structure of receiving.
Background technology
The a member of seven-stringed plucked instrument in some ways similar to the zither as Chinese classical musical instrument, its tone color have the characteristics that high-definition, i.e., implicit hidden bitterness, and charm is continuous
It is long.The sound of musical instrument of seven-stringed plucked instrument in some ways similar to the zither is from the vibration of string and seven-stringed plucked instrument in some ways similar to the zither qin body, and the cavity inside qin body is equivalent to sound chamber, the inside cavity
Be additionally provided with Tianzhu and ground column, therefore, vibrate generation sound wave can in the cavity portion by multiple reflections and amplification, sound chamber play just
The effect of secondary amplification sound.
Usually it is additionally provided with inside conventional seven-stringed plucked instrument in some ways similar to the zither and receives sound structure, this sound structure of receiving is typically cuboid, some are to be sticked to
On seven-stringed plucked instrument in some ways similar to the zither panel, some are then direct structure forms when " digging " seven-stringed plucked instrument in some ways similar to the zither panel.Played from seven-stringed plucked instrument in some ways similar to the zither is actual for effect,
Increase receives sound structure primarily to the complexity of enhancing seven-stringed plucked instrument in some ways similar to the zither sound chamber so that amplifying effect is more preferable.If however, receive sound have compared with
More corner angle, then sound wave will not be not only exaggerated if corner angle are encountered in sound intracavitary, can absorb Huo Yanyuan roads by corner angle on the contrary
Line reflection.
A kind of therefore, it is intended that structure for effectively helping to amplify seven-stringed plucked instrument in some ways similar to the zither sound of musical instrument of design.
Utility model content
The purpose of this utility model is to provide it is a kind of be used to strengthening the streamlined of tonequality receive sound structure, change conventional Gu
Qin receives the multi-angular shape of sound, and by so as to effectively preventing the contraction distortion of panel and bottom plate along its deformation direction.
The utility model is related to it is a kind of be used to optimizing the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality, which includes panel, the
One receive sound, second receive sound and strengthen muscle；Wherein,
Panel is for rectangular slab and including the outer surface in convex globoidal and the inner surface in cancave cambered surface；Along panel major axis side
To the side of outer surface is marked with a Bureau sign position；Inner surface is equipped with Tianzhu portion and ground column portion and inner surface is towards seven-stringed plucked instrument in some ways similar to the zither bottom plate；
Emblem position side corresponds to the bass side of inner surface on outer surface, and the side away from emblem position corresponds to inner surface on outer surface
Treble side；
Face between Tianzhu portion and ground column portion is swelled receives sound to form first, and first receives sound with the fairshaped first camel
Peak；First, which receives sound, is not in relation to the long axial symmetry of panel, and the first hump is located at bass side；The peak and seven-stringed plucked instrument in some ways similar to the zither of first hump
Bottom plate is at a distance of 10mm~15mm；
Strengthen muscle to be arranged between Tianzhu portion and ground column portion, and be located at treble side；
Ground column portion is swelled to the face between seven-stringed plucked instrument in some ways similar to the zither afterbody receives sound to form second, and second receives sound with the fairshaped second camel
Peak；Second, which receives sound, is not in relation to the long axial symmetry of panel, and the second hump is located at bass side；The peak and seven-stringed plucked instrument in some ways similar to the zither of second hump
Bottom plate is at a distance of 11~13mm.
Preferably, the distance between the treble side between Tianzhu portion and ground column portion, the outer surface of panel and inner surface are
15mm。
Preferably, high pitch string is set up in the side away from emblem position on the outer surface of panel.
Preferably, first receive sound and second and receive sound and be respectively positioned on the bass side of panel outer surface.
Preferably, the distance between the peak of the first and second humps and seven-stringed plucked instrument in some ways similar to the zither bottom plate cannot be less than 8mm.
Preferably, between Tianzhu portion and ground column portion, positioned at the face of treble side bulge into rectangular bars to form reinforcing rib.
Preferably, the first area for receiving sound is 0.028m2。
Preferably, the second area for receiving sound is 0.014m2。
Preferably, the distance between the first hump and seven-stringed plucked instrument in some ways similar to the zither bottom plate are 9mm.
Preferably, at the treble side between Tianzhu portion and ground column portion, the distance between the outer surface of panel and inner surface
For 15mm.
Compared with prior art, the main distinction and its effect are the utility model embodiment：It is 1. streamlined and not right
The sound structure of receiving claimed substantially increases the reflecting surface of sound, so as to promote the scattering of sound wave so that sound is greatly enhanced；
2. the thickness of panel is not uniform, streamlined sound of receiving is coordinated to ensure to strengthen the tonequality of seven-stringed plucked instrument in some ways similar to the zither high pitch and bass so that high
Sound is bright, bass is implicit, and seven-stringed plucked instrument in some ways similar to the zither sound has texture.
It is to be understood that in the scope of the utility model, above-mentioned each technical characteristic of the utility model and below (such as implementation
Example) in specifically describe each technical characteristic between can be combined with each other, so as to form new or preferable technical solution.It is limited to
Length, not repeated them here.
Brief description of the drawings
Figure 1A is the stereogram of the seven-stringed plucked instrument in some ways similar to the zither in one embodiment of the utility model.
Figure 1B is the top view of the seven-stringed plucked instrument in some ways similar to the zither in one embodiment of the utility model.
Fig. 1 C are the front views of the seven-stringed plucked instrument in some ways similar to the zither in one embodiment of the utility model.
Fig. 2 is the schematic diagram of the seven-stringed plucked instrument in some ways similar to the zither bottom surface in one embodiment of the utility model, shows Yue Shan, holds dew knead dough bottom
The vertical direction deformation uniformity structure of plate.
Fig. 3 is the partial enlarged view at A in Fig. 2
Fig. 4 is Yue Shan in one embodiment of the utility model, holds the vertical direction deformation uniformity of dew knead dough bottom plate
The top view of structure.
Fig. 5 is Yue Shan in one embodiment of the utility model, holds the vertical direction deformation uniformity of dew knead dough bottom plate
The sectional view of structure.
Fig. 6 is the structure diagram of the panel inner surface in one embodiment of the utility model, shows that one kind is used for
Optimize the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality.
Fig. 7 is the sectional view of the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure in embodiment illustrated in fig. 6.
Fig. 8 is the structure diagram of the splice plate in one embodiment of the utility model.
Fig. 9 is the schematic diagram of the seven-stringed plucked instrument in some ways similar to the zither bottom plate reinforcing structure in one embodiment of the utility model.
Reference numeral：
Seven-stringed plucked instrument in some ways similar to the zither 1
Hold dew portion 111
Imperial gum portion 112
Panel 11
First groove 113
Second groove 114
Bottom plate 12
3rd groove 121
First sound outlet hole 122
Second sound outlet hole 123
Conduit 124
String 13
1 string 131
Yue Shan 14
Emblem position 15
Four emblems 154
Qin volume 16
Wild goose foot 17
Support bar 18
Strip of paper used for sealing 19
Reinforcing rib 20
Tianzhu portion 115
Ground column portion 116
First receives sound 117
Second receives sound 118
Strengthen muscle 119
Treble side 100
Bass side 200
Splice plate 2
Embodiment
In the following description, many ins and outs are proposed in order to make reader more fully understand the application.But this
Even if the those of ordinary skill in field is appreciated that without these ins and outs and many variations based on following embodiment
And modification, it can also realize each claim of the application technical solution claimed.
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer
The embodiment of type is described in further detail.
Explanation of nouns：
In present specification, the major axis of a three-dimensional body refers to the direction of longest dimension in three dimensions of the object
Central axes.The center line in the longest direction of the object in other words.
In present specification, texture is the cytotropic orientation of wood shafts, substantially parallel with trunk major axis, is called straight burr
Reason.
In present specification, annual ring direction refers to the concentric wheel stripe on xylophyta trunk cross section.
In present specification, treble side refers to the side for corresponding to seven-stringed plucked instrument in some ways similar to the zither " treble " on seven-stringed plucked instrument in some ways similar to the zither panel inner surface, bass
Side refers to the side for corresponding to seven-stringed plucked instrument in some ways similar to the zither " bass area " on seven-stringed plucked instrument in some ways similar to the zither panel inner surface.
Seven-stringed plucked instrument in some ways similar to the zither overall structure
Fig. 1 is the structure diagram of the seven-stringed plucked instrument in some ways similar to the zither 1 in one embodiment of the utility model, including：Panel 11, is set up in face
String 13 and Yue Shan 14 on plate 11, and bottom plate 12.As shown in Figure 1, Yue Shan 14 be vertically erected at panel 11 hold dew portion 111
Before, and Yue Shan 14 be equipped be used for wear be string 13 string eye.The string 13 of seven-stringed plucked instrument in some ways similar to the zither includes 1~7 string and respectively from panel
11 imperial gum portion 112 extends to Yue Shan 14 and is fixed on string eye.In string 13,1~3 string is bass string, and the region at place claims
Make " bass area ", 4 strings are that 13,5~7 string of string positioned at centre is high pitch string, and the region at place becomes " treble ".Panel 11
13 emblems position 15 is equipped with, naming rule is an emblem, six emblems, the wait of 12 emblems, and what each emblem position 15 actually represented is vertical
In the datum level of panel 11.Therefore, by emblem position 15 and string 13 staggeredly, can with the position in positioning panel 11, for example,
One emblem, 7 string, four emblems, 4 string etc..
In seven-stringed plucked instrument in some ways similar to the zither, further, 1~7 string extends from imperial gum portion 112 to Yue Shan 14, and by four emblems 154 of panel 11
The position that 7.1~7.3mm is upwardly extended in the datum level of panel 11 at place, until being in contact and fixing with Yue Shan 14
On Yue Shan 14.When hacking qin, the position that string 13 touches Yue Shan 14 is set to the setting height(from bottom) of Yue Shan 14.Moreover, four emblems, 154 He
Surface between the imperial gum portion 112 of panel 11 is recessed relative to the line between four emblems 154 and imperial gum portion 112, and under maximum
Recessed distance is 1.2~1.3mm.
Experimental verification, slightly depression avoids evil spirit's sound and clappers from occurring to the qin from four emblems 154 to imperial gum portion 112 downwards
Optimum structure, by limiting recessed distance, the audio of improvement seven-stringed plucked instrument in some ways similar to the zither that can be in various degree.Wherein, due to encouraging string 13
The external force of generation mechanical oscillation is of different sizes, and larger external force will increase the vibratory output of string 13, string 13 easily occur and pat
The situation in qin face, it is therefore desirable to increase string away from；However, if amplitude of the string away from much larger than string 13, influences stringed-instrument player and plays it again
Playing skill, further influences user experience (i.e. feel), from stringed musical instrument using being very important influence factor for angle,
But also increase the incoordination of seven-stringed plucked instrument in some ways similar to the zither appearance.
Specifically, the peak in the qin face that Fig. 1 is shown is 154 points of four emblem, and 1 string 131 is from imperial gum portion 112 to qin volume 1615
Extend and by the position of four emblems, 154 points of surface 7.2mm, until 1 string 131 is in contact with Yue Shan 14, which is
The minimum value hmin of the partial distance of seven-stringed plucked instrument in some ways similar to the zither panel 11 is protruded from for the setting height(from bottom) of Yue Shan 14, that is, Yue Shan 14.Due to high mountain
Mountain 14 is additionally provided with string eye, and string eye is arranged on the position at the slightly below tops of Yue Shan 14, therefore the actual installation of Yue Shan 14 is high
Degree h will be greater than hmin；In another embodiment, string eye may be provided at the tops of Yue Shan 14, then the setting height(from bottom) of Yue Shan 14 can then wait
In hmin.
Using 154 points of four emblem as node, the plane perpendicular to seven-stringed plucked instrument in some ways similar to the zither panel 11 where four emblem 154 divides seven-stringed plucked instrument in some ways similar to the zither panel 11
For two sections：First segment is from imperial 112 to four Hui154Chu of gum portion, has first segment qin face；Second segment be then from four Hui154Chu to
Yue Shan 14, has second segment qin face.According to experimental verification, the structure in first segment qin face is to influence the principal element of seven-stringed plucked instrument in some ways similar to the zither audio.
In general, when the height of 13 distance of string, four emblem 154 becomes small, then the recessed distance in the corresponding first segment qin face of the string 13
Also diminish, determined with specific reference to the diameter of string 13.In the present embodiment, when 1 string 131 is higher than four emblems, 154 point 7.2mm, selection
The midpoint in first segment qin face is recessed minimum point, its recessed distance is 1.3mm；4 strings are then higher than the distances of four emblems 154
7.16mm, its corresponding recessed 1.28mm in first segment qin face；7 actions are in the distance 7.15mm of four emblems 154, its corresponding first segment
The recessed distance in qin face is 1.28mm, and remaining string 13 is erected at successively according to assemble sequence on seven-stringed plucked instrument in some ways similar to the zither panel 11 and distance four
The height of emblem 154 is different, and controls tolerance between ± 0.1mm.Sent out at this time with external force excitation string 1313
During sound, seven-stringed plucked instrument in some ways similar to the zither is not in that evil spirit's sound of similar rustle and/or string 1313 pat the sound for arriving qin face, and plays string
Will not occur " anti-finger " phenomenon when 13, can easily press string 13 and string 13 also keeps its elasticity, user experience (hand
Sense) it is also optimal.
In addition, being additionally provided with wild goose foot 17 on the bottom plate of seven-stringed plucked instrument in some ways similar to the zither, play the role of supporting seven-stringed plucked instrument in some ways similar to the zither.
Yue Shan, the vertical direction deformation uniformity structure for holding dew knead dough bottom plate
In one embodiment, seven-stringed plucked instrument in some ways similar to the zither 1 is additionally provided with Yue Shan 14, holds the vertical direction deformation uniformity of 111 knead dough bottom plates 12 of dew
Structure, for avoiding protruding from the border of face/bottom plate 12 because of Yue Shan 14 caused by panel 11 or the deformation of bottom plate 12, and
The problems such as paint is split.The structure is mainly by seven-stringed plucked instrument in some ways similar to the zither panel 11, the vertical Yue Shan 14, the seven-stringed plucked instrument in some ways similar to the zither that hold dew portion 111 for being located at seven-stringed plucked instrument in some ways similar to the zither panel 11
Bottom plate 12, support bar 18 and strip of paper used for sealing 19 are formed, wherein, the outer surface for holding dew portion 111 is equipped with the first groove 113 and 113 edge of the first groove
For its long axis direction level through the outer surface for holding dew portion 111, longitudinal depth of the first groove 113 is less than the thickness for holding dew portion 111；
The inner surface for holding dew portion 111 is located at the side-lower of the first groove 113 equipped with the second groove 114 and the second groove 114, and the second groove 114 is indulged
It is less than the thickness for holding dew portion 111 to depth, support bar 18 is assemblied in the second groove 114；Seven-stringed plucked instrument in some ways similar to the zither bottom plate 12, which is equipped with, corresponds to second
3rd groove 121 of 114 position of groove, and seven-stringed plucked instrument in some ways similar to the zither bottom plate 12 is run through in the longitudinal direction of the 3rd groove 121；Strip of paper used for sealing 19 is positioned over the 3rd groove 121
For blocking support bar 18, to fill and lead up seven-stringed plucked instrument in some ways similar to the zither bottom plate 12；Wherein, the length of the 3rd groove 121 is more than the length of the second groove 114 and small
In the length of the first groove 113.
Specifically, the one side for string 13 being set up on panel 11 is known as qin face, and the outer surface of panel 11, for aesthetics
The requirement of property, qin face have slight arc, i.e. surface between the two of panel 11 long side is swelled slightly.The grain direction of panel 11
It is roughly the same with the long side direction of panel 11.The upper part of Yue Shan 14 is semilune plate, and the lower part being connected with upper part is then
Rectangular slab.The grain direction of Yue Shan 14 is vertical with the grain direction of panel 11.
Fig. 2 is the schematic diagram of the seven-stringed plucked instrument in some ways similar to the zither bottom surface in one embodiment of the utility model, shows Yue Shan 14, holds dew knead dough
The vertical direction deformation uniformity structure of bottom plate 12.Fig. 3 is the partial enlarged view at A in Fig. 2.
The outer surface for holding dew portion 111 is equipped with the first groove 113 and the first groove 113 along its long axis direction level through holding dew portion
111 outer surface, longitudinal depth of the first groove 113 are less than the thickness for holding dew portion 111.First groove 113 is used to install Yue Shan 14.
On dew portion 111 is held, on seven-stringed plucked instrument in some ways similar to the zither short side direction, apart from the position of 16 the first pre-determined distances of seven-stringed plucked instrument in some ways similar to the zither volume to lower recess, with structure
Produce the first groove 113, in the present embodiment, which is 10cm.First groove 113 is rectangle groove, on seven-stringed plucked instrument in some ways similar to the zither
Long axial symmetry.First groove 113 corresponds to the shape of Yue Shan 14, has length 165mm, width 11mm, depth 25mm.After hacking qin,
Yue Shan 14 is stuck in the first groove 113 and is consolidated by way of bonding perpendicular to holding dew portion 111 and be located at 11 outer surface of panel
It is fixed.It should be noted that the depth of the first groove 113 can not be more than the thickness for holding dew portion 111.
The inner surface of panel 11 is with being used for the face to fit with bottom plate 12 on panel 11.From Fig. 2, table in panel 11
On face, on seven-stringed plucked instrument in some ways similar to the zither short side direction, it is recessed upwards apart from the position of 16 the second pre-determined distances of seven-stringed plucked instrument in some ways similar to the zither volume, to construct the second groove
114, in the present embodiment, which is 12cm.Second groove 114 is parallel to each other with the first groove 113, and the first groove
113 and second groove 114 major axis between horizontal distance be 2mm.Second groove 114 has length 135mm, width 24mm, depth
7mm.The length direction of second groove 114 is 11 short side direction of panel, and width is 11 long side direction of panel.In second groove 114
For placing support bar 18, support bar 18, which plays, prevents panel 11 from being shunk because of long-time dehydration on deformation direction.The deformation
Direction is perpendicular to the direction of 11 texture of panel.The deformation direction grain direction vertical to itself of panel.
In the present embodiment, support bar 18 is a rectangular blocks, corresponding to the shape of the second groove 114.Support bar 18 is embedding
Enter in the second groove 114 by being adhesively fixed in 11 inner surface of panel.Support bar 18 has length 81mm, width 22mm, thickness
12mm.Due to the effect that supports of support bar 18, panel 11 will not be shunk in its short side direction, and dew portion is held so as to maintain
111 shape, makes Yue Shan 14 convex for panel 11 in 11 short side direction of panel.
It should be noted that the thickness of support bar 18 can be more than the depth of the second groove 114, i.e., support bar 18 is embedded in
To after 11 inner surface of panel, support bar 18 can be higher than the second groove 114, it is therefore intended that when assembling panel 11 and bottom plate 12, support
Bar 18 can partly penetrate bottom plate 12 preferably to fix the relative position of panel 11 and bottom plate 12.
Further, in the uniformity structure, bottom plate 12 is equipped with the 3rd groove 121, and the 3rd groove 121 corresponds to the second groove
114 orientation and run through bottom plate 12.3rd groove 121 is rectangular slot, after bottom plate 12 is bonded with panel 11, the 3rd groove 121
In the underface of the second groove 114, and 18 part of support bar penetrates in the 3rd groove 121 and is not passed through bottom plate 12.The uniformity knot
Structure further includes strip of paper used for sealing 19, and strip of paper used for sealing 19 is consistent with the shape of the 3rd groove 121, is rectangular slab and has length 134mm and width
23mm, thickness determine that the condition of determining is according to the thickness of support bar 18：The sum of thickness of support bar 18 and strip of paper used for sealing 19 is equal to second
The sum of depth of 114 and the 3rd groove 121 of groove, in the present embodiment, the thickness of strip of paper used for sealing 19 is 3mm.The length side of 3rd groove 121
To being 12 long side direction of bottom plate for 12 short side direction of bottom plate, width.The strip of paper used for sealing 19 is positioned in the 3rd groove 121 to block branch
Stay 18 simultaneously fills and leads up bottom plate 12.Further, strip of paper used for sealing 19 can support contraction distortion of the bottom plate 12 in its short side direction, maintain
12 original-shape of bottom plate.
In another embodiment, the grain direction of support bar 18 can be perpendicular to the grain direction of panel 11, if so that support
Bar 18 also shrinks deformation, then deformation direction is its width, so as to also keep original length in its length direction, no
Shrink, remain original and support effect.
For optimizing the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality
Fig. 6 is the structure diagram of 11 inner surface of panel in one embodiment of the utility model, shows a kind of use
In the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of optimization tonequality.The structure setting is in the inner surface of panel 11, including panel 11, and first receives sound
117, second receive sound 118 and strengthen muscle 119.As above, the outer surface of panel 11 has radian and pico- protuberance, and is marked with ten
Three emblems position 15；Inner surface is then towards bottom plate 12.First, which receives sound 117, is located in the vat abdomen of panel 11, goes out corresponding to bottom plate 12
Sound hole-" the orientation in imperial pond 122 "；Second, which receives sound 118, is located in the sulculus abdomen of panel 11, corresponding to 12 sound outlet hole of bottom plate-" phoenix
The orientation in natural pond 123 ".
Panel 11 is for rectangular slab and including the outer surface in convex globoidal and the inner surface in cancave cambered surface；Grown along panel 11
Direction of principal axis, the side of outer surface are marked with a Bureau sign position 15；Inner surface is equipped with Tianzhu portion 115 and ground column portion 116 and inner surface
Towards seven-stringed plucked instrument in some ways similar to the zither bottom plate 12；15 side of emblem position correspond to the bass side 200 of inner surface on outer surface, away from emblem position on outer surface
15 side corresponds to the treble side 100 of inner surface；
Face between Tianzhu portion 115 and ground column portion 116 is swelled receives sound 117 to form first, and first, which receives sound 117, has streamline
First hump of type；First, which receives sound 117, is not in relation to the long axial symmetry of panel 11, and the first hump is located at bass side 200；First
The peak of hump is with seven-stringed plucked instrument in some ways similar to the zither bottom plate 12 at a distance of 10mm~15mm；
Strengthen muscle 119 to be arranged between Tianzhu portion 115 and ground column portion 116, and be located at treble side 100；
Ground column portion 116 is swelled to the face between seven-stringed plucked instrument in some ways similar to the zither afterbody receives sound 118 to form second, and second, which receives sound 118, has streamline
Second hump of type；Second, which receives sound 118, is not in relation to the long axial symmetry of panel 11, and the second hump is located at bass side 200；Second
The peak of hump is with seven-stringed plucked instrument in some ways similar to the zither bottom plate 12 at a distance of 11~13mm.
It should be noted that the distance between the peak of the first and second humps and seven-stringed plucked instrument in some ways similar to the zither bottom plate 12 cannot be less than 8mm, otherwise can
Block the flowing of seven-stringed plucked instrument in some ways similar to the zither inner air so that the sound of seven-stringed plucked instrument in some ways similar to the zither cannot effectively be amplified for the first time in inside.
Specifically, in the present embodiment, the inner surface of panel 11 is equipped with Tianzhu portion 115 and ground column portion 116, Tianzhu portion
115 be cylinder to signify " day circle ", and ground column portion 116 is square column to signify in " place ".The inner surface of panel 11 further includes treble side
100 and bass side 200, wherein bass side 200 corresponds to the side where the emblem position 15 of panel 11, and treble side 100 is then corresponding
In the side of the emblem position 15 away from panel 11.Treble side 100 and bass side 200 correspond respectively to " high on 11 outer surface of panel
Sound area " and " bass area ".High pitch string is set up in the side away from emblem position 15 on the outer surface of panel 11, that is, " treble ".
Fig. 7 is the sectional view of the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure in embodiment illustrated in fig. 6.As shown in fig. 7, Tianzhu portion 115
Bass side 200 between ground column portion 116 is swelled receives sound 117 to form first, and first, which receives sound 117, has the first hump.First
Sound 117 of receiving is similar to mountain range and on the major axis asymmetry of panel 11.The distance between first hump and bottom plate 12 cannot be less than
9mm.First, which receives sound 117, is arranged in bass side 200 and can increase the thickness of panel 11, so as to strengthen the matter of " bass area " sound
Sense so that sound is more flexible.Further, the thickness of the treble side 100 between Tianzhu portion 115 and ground column portion 116 is reduced,
To improve the texture of " treble " interior sound so that seven-stringed plucked instrument in some ways similar to the zither high pitch is brighter.Also, between Tianzhu portion 115 and ground column portion 116
Treble side 100 set strengthen muscle 119, avoid panel 11 is excessively thin from causing intensity to decline.Tianzhu portion 115 and ground column portion 116 it
Between treble side 100 (strengthening 11 area thickness of panel where muscle 119), between the outer surface of panel 11 and inner surface away from
It is 15mm from (11 thickness of panel).
Bass side 200 between ground column portion 116 and imperial gum portion 112 is swelled receives sound 118 to form second, and second receives sound 118
Also there is the second hump and likeness in form mountain range, and the distance between the peak of the second hump and seven-stringed plucked instrument in some ways similar to the zither bottom plate 12 cannot be less than
8mm.It should be noted that and strengthen the thickness in 11 region of panel where muscle 119 and cannot be less than 30mm；And first receives sound
117 and second receive sound 118 and are respectively positioned on the bass side 200 of 11 outer surface of panel.
In the present embodiment, reinforcing rib 20 is between Tianzhu portion 115 and ground column portion 116, positioned at the face of treble side 100
Swell the rectangular bars formed.
In one embodiment, the first area for receiving sound 117 is~0.4X0.07=0.028m2。
In one embodiment, the second area for receiving sound 118 is~0.2X0.07=0.014m2。
In another embodiment, reinforcing rib 20 is rectangular bars, and it is more weak to be bonded to plate thickness at treble side 100
Place, such as reinforcing rib 20 are bonded to the position that plate thickness is 10mm, to strengthen slab strength, are not easy to crush.
Seven-stringed plucked instrument in some ways similar to the zither bottom plate reinforcing structure
Fig. 9 is the schematic diagram of 12 reinforcement structure of seven-stringed plucked instrument in some ways similar to the zither bottom plate in another embodiment of the utility model, which is used for
Strengthen the intensity of bottom plate 12, avoid seven-stringed plucked instrument in some ways similar to the zither from deforming.
Seven-stringed plucked instrument in some ways similar to the zither bottom plate 12 takes shape in be spliced by the batten of polylith consistency of thickness, also, seven-stringed plucked instrument in some ways similar to the zither bottom plate 12 is equipped with more
Bar is used for the conduit 124 for installing reinforcing rib 20 and imperial pond sound outlet hole 122 and phoenix natural pond sound outlet hole 123；Wherein, a plurality of conduit 124
Set respectively positioned at the both sides of each sound outlet hole and perpendicular to sound outlet hole；The texture of reinforcing rib 20 and the texture of seven-stringed plucked instrument in some ways similar to the zither bottom plate 12 are mutual
Vertically；Annual ring direction on the cross section of adjacent batten differs；The long axis direction of each batten is parallel to going out two sound outlet holes
Long axis direction, the long axis direction of the long axis direction of each reinforcing rib 20 perpendicular to each batten.
The structure includes bottom plate 12 and the reinforcing rib 20 being fixed on bottom plate 12.Bottom plate 12 is configured to by polylith consistency of thickness
Splicing bar be spliced, splicing block uses wood materials, and in the present embodiment, wood materials can be hardwood.Splice bar
Number is 3~5, and then every width for splicing bar reduces the number of increase splicing bar.Fig. 8 is another implementation of the utility model
The structure diagram of splice plate 2 in example.Every splicing bar is rectangular bars, is mutually glued, and contiguous concatenation bar
Cross section on annual ring direction differ.For example, if the number of splicing bar is 3, annual ring side on the cross section of bar is spliced in centre
To be counterclockwise, then annual ring direction is clockwise on the cross section of both sides splicing bar.
By hacking qin, bottom plate 12 takes shape in the splice plate 2 that above-mentioned splicing bar is formed.Bottom plate 12 goes out equipped with first and second
Sound hole 122 and 123, is referred to as " Long Chi " and " phoenix natural pond ", and the first sound outlet hole 122 corresponds to the first orientation for receiving sound 117, and second
Sound outlet hole 123 corresponds to the second orientation for receiving sound 118.Bottom plate 12 is equipped with conduit 124, for assembling reinforcing rib 20.Each go out sound
The both sides in hole are equipped with the conduit 124 perpendicular to 12 grain direction of bottom plate.Conduit 124 is to be absorbed in 12 certain thickness rectangle of bottom plate
Groove, there is the reinforcing rib 20 consistent with 124 shape of conduit to be embedded in corresponding conduit 124 to fill and lead up the recessed position of bottom plate 12,
Fixed splicing bar is also used for, avoids bottom plate 12 from falling apart.
In another embodiment, the both sides of the first sound outlet hole 122 are equipped with conduit 124, and the side of the second sound outlet hole 123 is equipped with
Conduit 124.
It should be noted that in the claim and specification of this patent, such as first and second or the like relation
Term is used merely to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying
There are any actual relationship or order between these entities or operation.Moreover, term " comprising ", "comprising" or its
Any other variant is intended to non-exclusive inclusion so that process, method, article including a series of elements or
Equipment not only includes those key elements, but also including other elements that are not explicitly listed, or further include for this process,
Method, article or the intrinsic key element of equipment.In the absence of more restrictions, wanted by what sentence " including one " limited
Element, it is not excluded that also there are other identical element in the process including key element, method, article or equipment.
Although by referring to some preferred embodiments of the utility model, the utility model has been shown and
Description, but it will be understood by those skilled in the art that can to it, various changes can be made in the form and details, without inclined
From the spirit and scope of the utility model.
Claims (8)
1. a kind of be used to optimize the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality, it is characterised in that receives sound, second including panel, first
Receive sound and strengthen muscle；Wherein,
The panel is for rectangular slab and including the outer surface in convex globoidal and the inner surface in cancave cambered surface；Along the panel major axis
Direction, the side of the outer surface are marked with a Bureau sign position；The inner surface is equipped with Tianzhu portion and ground column portion and the interior table
Facing to seven-stringed plucked instrument in some ways similar to the zither bottom plate；Emblem position side corresponds to the bass side of the inner surface on the outer surface, on the outer surface
Side away from emblem position corresponds to the treble side of the inner surface；
Face between the Tianzhu portion and described ground column portion is swelled receives sound to form described first, and described first, which receives sound, has streamline
First hump of type；Described first, which receives sound, is not in relation to the long axial symmetry of the panel, and first hump is positioned at described low
Sound side；The peak of first hump is with the seven-stringed plucked instrument in some ways similar to the zither bottom plate at a distance of 10mm~15mm；
The reinforcing muscle is arranged between the Tianzhu portion and described ground column portion, and is located at the treble side；
Described ground column portion is swelled to the face between seven-stringed plucked instrument in some ways similar to the zither afterbody receives sound to form described second, described second receive sound have it is streamlined
The second hump；Described second, which receives sound, is not in relation to the long axial symmetry of the panel, and second hump is located at the bass
Side；The peak of second hump is with the seven-stringed plucked instrument in some ways similar to the zither bottom plate at a distance of 11~13mm.
2. the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure as claimed in claim 1 for being used to optimize tonequality, it is characterised in that in the Tianzhu
The treble side between portion and described ground column portion, the distance between the outer surface of the panel and inner surface are 15mm.
3. the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure as claimed in claim 1 for being used to optimize tonequality, it is characterised in that high pitch string is set up
In the side away from emblem position on the outer surface of the panel.
4. the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure as claimed in claim 1 for being used to optimize tonequality, it is characterised in that described first receives
Sound and second receives sound and is respectively positioned on the bass side of the panel outer surface.
5. the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure as claimed in claim 1 for being used to optimize tonequality, it is characterised in that first He
The distance between the peak of second hump and the seven-stringed plucked instrument in some ways similar to the zither bottom plate cannot be less than 8mm.
6. the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure as claimed in claim 1 for being used to optimize tonequality, it is characterised in that the Tianzhu portion
It is between described ground column portion, bulge into rectangular bars positioned at the face of the treble side to form reinforcing rib.
7. the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure as claimed in claim 1 for being used to optimize tonequality, it is characterised in that described first receives
The area of sound is 0.028m2。
8. the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure as claimed in claim 1 for being used to optimize tonequality, it is characterised in that described second receives
The area of sound is 0.014m2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720502804.0U CN207337892U (en) | 2017-05-08 | 2017-05-08 | For optimizing the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720502804.0U CN207337892U (en) | 2017-05-08 | 2017-05-08 | For optimizing the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207337892U true CN207337892U (en) | 2018-05-08 |
Family
ID=62375453
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720502804.0U Withdrawn - After Issue CN207337892U (en) | 2017-05-08 | 2017-05-08 | For optimizing the streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure of tonequality |
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| Country | Link |
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| CN (1) | CN207337892U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106940994A (en) * | 2017-05-08 | 2017-07-11 | 杨致俭 | Streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure for optimizing tonequality |
-
2017
- 2017-05-08 CN CN201720502804.0U patent/CN207337892U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106940994A (en) * | 2017-05-08 | 2017-07-11 | 杨致俭 | Streamlined seven-stringed plucked instrument in some ways similar to the zither abdominal cavity structure for optimizing tonequality |
| CN106940994B (en) * | 2017-05-08 | 2023-07-07 | 杨致俭 | Streamline type ancient organ abdominal cavity structure for optimizing tone quality |
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