CN103474053A

CN103474053A - Trichord drum

Info

Publication number: CN103474053A
Application number: CN2013104229956A
Authority: CN
Inventors: 李一林; 王学辉; 陈玉安
Original assignee: SHENZHEN BAO'AN DISTRICT JINKE MANPOWER ELECTRONICS DEVELOPMENT DEPARTMENT
Current assignee: Shenzhen Ming Zhi Electronic Technology Co., Ltd.
Priority date: 2013-09-16
Filing date: 2013-09-16
Publication date: 2013-12-25
Anticipated expiration: 2033-09-16
Also published as: CN103474053B

Abstract

The invention provides a trichord drum, relates to the field of trichords, and aims to overcome the defects that a traditional trichord drum is high in manufacturing cost and inconvenient to manufacture due to the fact that python skin is needed. The trichord drum is free of using the python skin, convenient to manufacture, and low in cost. The trichord drum comprises a drum frame and drum leather, wherein the two faces of the drum leather are arranged on the drum frame, and the drum leather and the drum frame jointly surround a three-stringed resonance chamber. The trichord drum is characterized in that the drum frame is provided with flanges along the outline of the inner frame edge, the drum leather is a PET plate, wherein the middle of the PET plate is protruded, edges are arranged on the periphery of the PET plate, the shape and the size of the middle protruding part are equal to the shape and the size of the flanges, and the PET plate is integrally formed, the flanges are sleeved with the drum leather which seals the chamber of the drum frame, and the drum leather is fixedly connected with the drum frame. The trichord drum can be massively produced in industries, the tone quality and the timbre of the trichord drum can be totally comparable with the traditional drum made of the python skin, and the trichord drum is a core part of the trichords.

Description

A kind of trichord drum

Technical field

The present invention relates to the trichord field, particularly the qin tympanic part of trichord divides.

Background technology

Trichord, have another name called " three-stringed plucked instrument ", is Chinese traditional plucked instrument, because opening, 3 strings, therefore named " trichord " arranged.During use, side is embraced in bosom and is played, and its tone color is rough, bold and unconstrained, can solo, (instrumental) ensemble or accompaniment, and generally for national instrumental music, local opera music and Chinese musical telling music.

The structure of trichord is simpler, mainly is divided into scroll head, qin bar, qin drum and string four major parts:

Scroll head is the decorative parts of trichord, take the first-class producing wood such as redwood as good, and top mostly is flat chisel shape, and top is wider and be convexly curved backward, general carved pattern or inlay the bone decorations on it, and it is comply with one's wishes shape, overwrought large poppyhead that top is also arranged; Have the logical bottom chord groove of rectangle in the middle of bottom, the groove side has the peg hole, and three pegs are placed in the scroll head both sides, and peg is cone, with redwood, colored pears geometric ratio qin bar slightly the hardwood material make.

The qin bar is semicircular column, by fingerboard and backboard gummed, formed, and front flat backarc, upper end is embedded with mountain pass, and lower end is square and inserts among qin drum square hole.The multiplex bulging frame timber of fingerboard is made, and surface smoothing is not established grade, and the technique of fingerboard is directly connected to pronunciation and the use of trichord, and its length determines effectual chord length; Width has influence on the performance of playing technique; Thickness relates to problem on deformation.The Baltimore groove of mountain pass to lower end, the dynamics be related to while playing changes, and can prevent out Sha Yin.The qin bar uses ginkgo, husky elm, camphor tree, nanmu, linden, Chinese catalpa or poplar to make backboard more, with redwood, red sandalwood or ebony, makes fingerboard, both wear-resisting, not yielding, again lightweight, be convenient to play.The qin bar of trichord be originally solid, thickness is basic identical, existing reforms into upper thin, lower thick (widening), and by hollowing out in bar (after digging glue fingerboard) again, it is communicated with the qin drum, not only can alleviate qin bar weight, but also can increase resonator, thereby the tone color of trichord is improved.

The qin drum is again drum or drum head, is the resonant tank of trichord, and it is that the two sides illiteracy is made with drum head on the bulging frame that omits ovalize.The drum frame is forced mainly with log, or is joined together with wood chip, and material selection hard heavy ebony, red sandalwood, redwood or rosewood, for well, have the square hole of the qin bar of packing into redwood up and down.Drum head is generally the boa skin, take the blue and white person in vain of python stage casing surface as best, epithelium is through cutting out, soak, stitch bamboo pole, bonding with dense thick fish glue during covering, through padding two plates, tie up the rope made of hemp, pound the process such as chock, will repeatedly be pounded, rub, iron, after the glue jail, the surrounding groove is sawed a sulculus, embeds bamboo chip or osteocomma for decorations.Qin drum head face central authorities, put a bamboo long bridge shape bridge; In qin drum lower end, a rhombus wood shell (claiming again dog clutch) is arranged; The qin tail is equipped with down hat (claiming to protect again the string cap).

Totally three of strings, used silk string, steel wire string or nylon steel wire string, from the high pitch string, be followed successively by exterior string, string and interior string, exterior string fine silk strings used for the outer strings, middle string two strings, interior string the thicker inner string on the huqin.One end of three strings all ties up on the following rhombus wood shell of qin drum, and the other end is wound on respectively on three pegs.

Be not difficult to find out; the making material quantity of tradition trichord drum is limited and expensive; wherein especially with the boa skin for; the trichord drum head of circulation uses the boa skin overwhelming majority from domestic boa on the market at present; but because the growth cycle of domestic boa is short; toughness and compactness deficiency therefore the wilder boa of the quality of boa skin just seems; this has just directly caused the serviceable life of domestic boa skin short, volume is dull; the tonequality performance is subject to certain restrictions; and wild boa belongs to animals under first-class state protection; be protected by law, quantity is extremely rare.In addition, cover manual the completing of action need of boa skin on the drum frame, operation is numerous and diverse, and waste time and energy, and trichord requirement boa Pi Meng get is more tightly better, and only has veteran master worker various boa skins all could be covered to its limit tension, the degree that tightlier will break.Above shortcoming has all restricted popularization and the use of trichord.Therefore, folk music circle is all in a kind of do not use boa skin, cheap, the birth of making simple novel trichord drum of waiting in expectation.

Summary of the invention

For traditional trichord drum because of needs use the boa skin cause cost of manufacture higher, make inconvenient defect, the purpose of this invention is to provide a kind of without using boa skin, trichord easy to make and lower-cost drum.

For achieving the above object, the invention provides a kind of like this trichord drum, comprise that bulging frame and two sides are located at the drum head that jointly surrounds the trichord resonator on bulging frame with the drum frame, it is characterized in that: described bulging frame is provided with along the flange of inside casing cincture exterior feature, described drum head is that intermediate muster, periphery are with edge and the intermediate muster shape size integrated PET plate consistent with described flange partly, described drum head is set on described flange and, by the sealing of the cavity of described bulging frame, described drum head is fixedly connected with described bulging frame.

Further, the internal package at the edge of described drum head has iron wire, and outside is wrapped up by aluminium.

Further, the edge of described drum head is by plastic wraps.

Further, described trichord drum also comprises for described drum head being fixed on to the drum head trim ring on described bulging frame, and described drum head trim ring is pressed on the edge of described drum head and is fixedly connected with described bulging frame by securing member.

Further, described securing member is bolt, and described bolt is fixedly connected with upper and lower faces drum head trim ring simultaneously with drum frame three.

Further, described trichord drum also comprises the protection escutcheon, and described protection escutcheon and described bulging frame removably connect.

Further; described protection escutcheon comprises the face frame; described frame is provided with a plurality of columns in the one side towards described bulging frame; described bulging frame is installed with the hollow shape silica gel plug matched with described column in the position corresponding with described column, described frame is by the interference fit realization of described column and described silica gel plug and being fixedly connected with of described bulging frame.

Further; described protection escutcheon also comprises the silica gel frame and for described silica gel frame being fixed on to described the silica gel trim ring on frame; described silica gel frame is located at the one side of described frame towards the drum frame; and the outer edge of described silica gel frame exceeds the width of the outer edge 1mm of described frame, described silica gel trim ring by column-shaped projection provided thereon or cylindrical groove be located at described frame on corresponding cylindrical groove or the transition fit of column-shaped projection realizes and being fixedly connected with of described frame.

Further, the side of described bulging frame is provided with to be convenient to the trichord drum is placed on to the support on player's leg, and described support has the pars convoluta matched with the human leg contouring.

Further, described support and described bulging frame removably connect.

Beneficial effect:

compared with prior art, the present invention has the following advantages:

1, the present invention is usingd PET and is substituted the drum head of boa skin as the trichord drum, and the cost of the trichord be made drum reduces greatly, and tonequality and tone color can compare favourably with the traditional qin drum that adopts the boa skin fully;

2, form each bulging parts of qin of the present invention and can adopt prefab-form in industrial batch production, production efficiency improves greatly, and the assembly and disassembly of each parts are very convenient, fast;

3, can regulate the elasticity of drum head illiteracy on the drum frame by regulating the fixedly elasticity of the securing member of drum head trim ring, to adjust the size by the trichord resonator in drum head and drum frame besieged city, thereby realize the adjustment to tonequality, tone color and volume, to meet player's different demands;

4,, when the drum head of selecting difformity, color or protection during escutcheon, the present invention will have different outward appearances, makes the outward appearance of trichord drum unlikely too single, create an aesthetic feeling more, also more can attract people notice, excite the interest of people to trichord;

5, the present invention has abandoned the use of boa skin, for the protection of wild boa, contributes to a certain extent.

The accompanying drawing explanation

Fig. 1 is the perspective view of the embodiment of the present invention;

fig. 2 is the structural representation of the trichord drum decomposing state in Fig. 1.

In figure:

1. rouse frame, 11. flanges, 12. blind holes, 2. drum head; 21. edge, 3. drum head trim ring, 31. through holes; 4. protection escutcheon, 41. frames, 411. columns; 42. the silica gel frame, 43. silica gel trim ring, 5. supports; 51. pars convoluta, 52. connecting portions, 61. screw rods; 62. nut, 7. silica gel plug, 8. silica gel sheath.

Embodiment

Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, and following examples are explanation of the invention, and the present invention is not limited to following examples.

Shown in Fig. 1 and Fig. 2, the trichord drum in the present embodiment mainly is comprised of drum frame 1, drum head 2, drum head trim ring 3 and protection escutcheon 4.Wherein:

drum frame 1 is provided with flange 11 along the inside casing cincture exterior feature of framework, drum head 2 is intermediate muster, the periphery integrated PET plate consistent with the flange 11 of drum frame 1 with the shape size of edge 21 and intermediate muster part, its edge 21 is by plastic wraps, perhaps also can by aluminium parcel and at edge 21 internal package iron wire, to increase mouldability and the stability of drum head 2, and and the sealing of drum between frame 1, drum head 2 is set on flange 11 and will rouses the cavity sealing of frame 1, and upper and lower faces drum head 2 surrounds the resonator of trichord jointly together with drum frame 1;

drum head trim ring 3 is located on drum head 2, drum head trim ring 3 is pressed on drum head 2 on bulging frame 1 by the edge 21 of pushing down drum head 2, drum head trim ring 3 removably connects by bolt and drum frame 1, wherein, screw rod 61 from the drum head trim ring penetrate, through drum frame 1, finally from the drum head trim ring pass, supporting nut 62 is spun on its end the three is fixed, the use of drum head trim ring 3 can further increase drum head 2 and be fixed on stability and the sealing on bulging frame 1, the use of bolt can conveniently be adjusted drum head trim ring 3 and be pressed in the elasticity on bulging frame 1, thereby the convenient size of adjusting the trichord resonator, the three uses same bolt to be fixed with to be beneficial to the disposable elasticity to upper and lower drum head 2 to carry out symmetry adjustment simultaneously,

protection escutcheon 4 is located on drum head trim ring 3, and protection escutcheon 4 is comprised of face frame 41, silica gel frame 42 and silica gel trim ring 43, silica gel frame 42 is located at the one side of face frame 41 towards drum frame 1, and the outer edge of silica gel frame 42 exceeds the width of the outer edge 1mm of face frame 41, when silica gel frame 42 adopts the color different from face frame 41, this structural design can increase the polytrope, aesthetic property of the bulging outward appearance of trichord and to user's attractability, silica gel trim ring 43 is pressed on silica gel frame 42 on face frame 41, and by column-shaped projection provided thereon or cylindrical groove be located at face frame 41 on corresponding cylindrical groove or the transition fit of column-shaped projection realizes and being fixedly connected with of face frame 41, face frame 41 is provided with a plurality of columns 411 in the one side towards drum frame 1, drum frame 1 is provided with blind hole 12 in the position corresponding with column 411, top is housed in blind hole 12 to be provided with Qie Gai outer, outer and to be exposed at the outer hollow shape silica gel plug 7 of blind hole 12, drum head trim ring 3 in the position corresponding with column 411, be provided with can for column 411 through but do not allow the through hole 31 that the outer of silica gel plug 7 is passed, column 411 is successively through silica gel frame 42, silica gel trim ring 43 and drum head trim ring 3 also finally stretch in silica gel plug 7, face frame 41 is realized and rouses being fixedly connected with of frame 1 by the interference fit of column 411 and silica gel plug 7, fixed form and the fixed form between face frame 41, silica gel frame 42 and silica gel trim ring 43 of this protection escutcheon 4 and drum frame 1 make the installation and removal of each parts all very simple, convenient, fast.

For the ease of the user, when playing, the trichord drum is placed on leg, the trichord drum of the present embodiment also has additional support 5 at the side of drum frame 1, support 5 has the pars convoluta 51 matched with the human leg contouring and the connecting portion 52 be connected with drum frame 1, support 5 is by connecting portion 52 and be embedded interference fit at the silica gel sheath 8 of drum frame 1 side and realize and being fixedly connected with of drum frame 1, and support 5 and drum frame 1 this removably connects and be convenient to the trichord player and whether use support 5 according to oneself hobby and demand selection.

Claims

1. a trichord rouses, comprise that bulging frame and two sides are located at the drum head that jointly surrounds the trichord resonator on bulging frame with the drum frame, it is characterized in that: described bulging frame is provided with along the flange of inside casing cincture exterior feature, described drum head is that intermediate muster, periphery are with edge and the intermediate muster shape size integrated PET plate consistent with described flange partly, described drum head is set on described flange and, by the sealing of the cavity of described bulging frame, described drum head is fixedly connected with described bulging frame.

2. trichord according to claim 1 rouses, and it is characterized in that: the internal package at the edge of described drum head has iron wire, and outside is wrapped up by aluminium.

3. trichord according to claim 1 rouses, and it is characterized in that: the edge of described drum head is by plastic wraps.

4. according to claim 1,2 or 3 described trichord drums, it is characterized in that: described trichord drum also comprises for described drum head being fixed on to the drum head trim ring on described bulging frame, and described drum head trim ring is pressed on the edge of described drum head and is fixedly connected with described bulging frame by securing member.

5. trichord according to claim 4 rouses, and it is characterized in that: described securing member is bolt, and described bolt is fixedly connected with upper and lower faces drum head trim ring simultaneously with drum frame three.

6. according to claim 1,2 or 3 described trichord drums, it is characterized in that: described trichord drum also comprises the protection escutcheon, and described protection escutcheon and described bulging frame removably connect.

7. trichord according to claim 6 rouses; it is characterized in that: described protection escutcheon comprises the face frame; described frame is provided with a plurality of columns in the one side towards described bulging frame; described bulging frame is installed with the hollow shape silica gel plug matched with described column in the position corresponding with described column, described frame is by the interference fit realization of described column and described silica gel plug and being fixedly connected with of described bulging frame.

8. trichord according to claim 7 rouses; it is characterized in that: described protection escutcheon also comprises the silica gel frame and for described silica gel frame being fixed on to described the silica gel trim ring on frame; described silica gel frame is located at the one side of described frame towards the drum frame; and the outer edge of described silica gel frame exceeds the width of the outer edge 1mm of described frame, described silica gel trim ring by column-shaped projection provided thereon or cylindrical groove be located at described frame on corresponding cylindrical groove or the transition fit of column-shaped projection realizes and being fixedly connected with of described frame.

9. according to claim 1,2 or 3 described trichord drums, it is characterized in that: the side of described bulging frame is provided with to be convenient to the trichord drum is placed on to the support on player's leg, and described support has the pars convoluta matched with the human leg contouring.

10. trichord according to claim 9 rouses, and it is characterized in that: described support and described bulging frame removably connect.