CN212181909U

CN212181909U - Vertical-blowing Bawu capable of opening sound chamber and being convenient to clean

Info

Publication number: CN212181909U
Application number: CN201922463824.3U
Authority: CN
Inventors: 丁守利
Original assignee: Kunming Ximage Musical Instrument Co ltd
Current assignee: Kunming Ximage Musical Instrument Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-18
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a can open convenient clear vertical blowing bawu of sound chamber, sound chamber cavity, the blow gun is established in the sound chamber upper end, and the sound chamber lower part inserts the sound pipe, is equipped with the reed on inserting the sound pipe of end, cuts apart into big lamella sound chamber and petaloid sound chamber perpendicularly from the dismouting cover with the sound chamber, and fixed connection dismouting cover on the big lamella sound chamber is equipped with the connecting device that can conveniently dismantle between big lamella sound chamber and the petaloid sound chamber, the connecting device that can conveniently dismantle be the connecting strip that can make things convenient for the switch, be equipped with recessed draw-in groove on the sound chamber, be equipped with the sound chamber buckle that can dismantle the connection on the recessed draw-in groove. The utility model discloses can realize convenient dismouting sound room, the inner chamber of the clean sound room that the sound room after opening can be convenient closes the back and seals tightly, does not influence playing and collecting the effect of bawu. The utility model discloses a think about ingeniously, novel structure can effectively change the sanitary situation of bawu, can also effectively prevent that the bawu sound chamber from mildening and rot, the fracture scheduling problem, is a neotype can open convenient clear vertical blowing bawu of sound chamber.

Description

Vertical-blowing Bawu capable of opening sound chamber and being convenient to clean

Technical Field

The utility model relates to a bamboo pipe musical instrument, concretely relates to can open convenient clear vertical-blowing bawu of sound chamber.

Background

Bawu, a reed pipe instrument, also called as 'Duwu', is popular in the nationality of Yi, Miao, Hani, etc. in Yunnan. The Hani nationality called "each ratio", the Yi nationality called "Bilu" or "Wule", and the Dong nationality called "Bai", which are commonly used for solo or dance and rap accompaniment. The bawu is made of bamboo tube, has seven finger holes, a copper reed in the shape of a sharp tongue is disposed at the mouthpiece, the upper end is blown transversely during playing, and the reed is vibrated to produce sound. The usual range is more than octave. The bawu has small volume, but the tone color is very soft and pleasant, and is very similar to a pair of lovers who have a clock feeling who complain mutually and pleasantly and have low complaint on the intestines, so that the bawu is called as a musical instrument capable of speaking. The bawu is divided into three types of high pitch, middle pitch and bass bawu due to the difference of length and thickness of the bamboo tube. During playing, the tube body is thick and long and blows transversely, and the tube body is thin and short and blows vertically. Usually, the vertical-blowing bawu is provided with a sound chamber at an upper reed, and during playing, gas and saliva containing a large amount of moisture enter the sound chamber along with blown airflow, and the vertical-blowing bawu is hung upside down after being used, and the moisture in the vertical-blowing bawu is expected to be poured out. Cleanliness and moisture resistance have been an urgent problem to be solved in the vertical blowing of natural materials.

Disclosure of Invention

The utility model aims at providing a novel technical scheme that can open the convenient clear vertical-blowing bawu of sound room for solving the clean and dampproofing problem of vertical-blowing bawu sound room inner chamber.

The technical scheme of the utility model: the utility model provides a can open convenient clear vertical blowing bawu of sound room, sound room cavity, the blow gun is established in the sound room upper end, and the sound room lower part inserts the sound pipe, inserts and is equipped with the reed on the sound pipe of end, its characterized in that, with the sound room from the dismouting cover other perpendicular division for big lamella sound room and petaloid sound room, fixed connection dismouting cover on the big lamella sound room is equipped with the connecting device that can conveniently dismantle between big lamella sound room and the petaloid sound room, the connecting device that can conveniently dismantle be the connecting strip that can make things convenient for the switch, be equipped with recessed draw-in groove on the sound room, be equipped with the sound room buckle that can dismantle the connection on the recessed draw-in groove.

The structure of the connecting strip which can be conveniently disassembled is as follows: the convex-concave connecting strips are fixedly connected with the edges of the large petal sound chamber and the small petal sound chamber respectively, each convex-concave connecting strip consists of a convex strip and a concave strip, the convex part on each convex strip is in interference fit with the groove on each concave strip, the convex strips and the concave strips are fixedly connected with the edges of the large petal sound chamber and the small petal sound chamber respectively, and sealing gaskets made of felt, rubber or cork are arranged between the convex strips and the concave strips.

The structure of the connecting strip which can be conveniently disassembled is as follows: the connecting strip of the rectangular key is added in the middle of two concave strips along the edge of the big petal sound chamber and the small petal sound chamber, the connecting strip of the key is added in the middle of the two concave strips: the two concave strips are respectively and fixedly connected with the edges of the large-petal sound chamber and the small-petal sound chamber, rectangular keys in interference fit are arranged at the lower concave part in the middle of the two concave strips, sealing gaskets made of felt, rubber or cork are arranged between the two concave strips, and the rectangular keys are made of wood, metal and organic materials.

The structure of the connecting strip which can be conveniently disassembled is as follows: the connecting strip that two right-angle strips of fixed connection constitute respectively along the edge of big lamella sound chamber and petaloid sound chamber, the connecting strip structure of two right-angle strips be: the sealing strip is combined with the right-angle concave strip, a groove is formed in the right-angle concave strip, a sealing strip right-angle convex strip and a right-angle concave strip are arranged in the groove and are respectively and fixedly connected to the edges of the large-petal sound chamber and the small-petal sound chamber, the height dimension H of the sealing strip is larger than the depth dimension H of the groove, H = H + (0.3mm-2mm), and the sealing strip is made of rubber or cork.

The structure of the connecting strip which can be conveniently disassembled is as follows: the edge along big lamella sound chamber and lamella sound chamber is a connecting strip that a fixed connection flat strip and a concave strip are constituteed respectively, the strip structure of the connecting strip that a flat strip and a concave strip are constituteed be: the flat strip and the concave strip are combined, the concave strip is provided with a groove, a rectangular sealing strip is arranged in the groove, the flat strip and the concave strip are respectively and fixedly connected to the edges of the large-petal sound chamber and the small-petal sound chamber, the width dimension B of the rectangular sealing strip is larger than the depth dimension B of the groove, B = B + (0.3mm-2mm), and the sealing strip is made of rubber or cork.

The sound chamber buckle is that both ends of the clamping belt are perpendicular to the clamping belt, screw holes are arranged at the two ends of the clamping belt, screws matched with each other are arranged on the screw holes at the two ends, the length of the clamping belt is 2-6 mm smaller than the perimeter of the concave clamping groove, and the depth of the concave clamping groove is 0.5-1 mm.

The dismounting sleeve is a copper sleeve or a cork sleeve.

The cross section of the sound chamber is circular, the longitudinal section is oval or the upper end and the lower end are circular and the middle is cylindrical.

The concave strips, the convex strips, the right-angle concave strips and the flat strips in the connecting strips are made of wood, metal, rubber and plastics.

For solving the clean and dampproofing problem of bawu inner chamber, the utility model discloses with bawu sound room from the other perpendicular division of dismouting cover for big lamella sound room and petaloid sound room, in order not to influence the pronunciation of sound pipe, cover fixed connection with the dismouting on big lamella sound room. A connecting device which can be conveniently detached is arranged between the big petal sound chamber and the small petal sound chamber. The bawu sound room adopts wooden material to make usually, and the material is not too hard, the utility model discloses a wood, metal, organic material make the connecting strip with gluing fixed connection at the calabash edge. The convenient detachable connecting strips are 4, one is that the convex-concave connecting strips are fixedly connected along the edges of the large-petal sound chamber and the small-petal sound chamber, the detachable connection is realized by utilizing the interference fit of the convex part on the convex strip and the groove on the concave strip, and a sealing gasket can be arranged between the convex strip and the concave strip. The second is a connecting strip with a rectangular key between two concave strips, the two concave strips are respectively connected at the edges of a large-petal sound chamber and a small-petal sound chamber, the rectangular keys in interference fit between the two concave strips are utilized to realize detachable connection, the rectangular keys are made of wood, metal and organic materials, and a sealing gasket can be arranged between the concave strips for enhancing the sealing performance. The third is a combination of a right-angle strip and a right-angle concave strip, wherein the right-angle concave strip is provided with a groove, a sealing strip made of rubber or cork is arranged in the groove, the width dimension of the sealing strip is greater than the depth dimension of the groove, and the sealing strip is pressed and deformed to realize detachable connection and sealing. The fourth method is that a flat strip and a concave strip are combined, a rectangular sealing strip made of rubber or cork is arranged between the flat strip and the concave strip, and the rectangular sealing strip is pressed and deformed to realize detachable connection and sealing. In order to make the bawu sound chamber connect more stable, the utility model discloses be equipped with the sound chamber buckle that can dismantle the connection in the middle of the bawu sound chamber, sound chamber buckle structure is the same with the structure of current musical instrument buckle, like saxophone flute head buckle. The length of a clamping belt of the sound chamber buckle is 3-8 mm smaller than the circumference of the groove, the diameter of the sound chamber buckle can be adjusted by rotating the screw, the large-petal sound chamber and the small-petal sound chamber can be detachably fixed, and the stability and the reliability of connection of the two petals are realized. The 4 connecting devices can realize convenient disassembly and assembly of the bawu sound chamber, the opened bawu sound chamber can conveniently clean the inner cavity of the sound chamber, the sealing is tight after the bawu sound chamber is closed, and the playing effect of the bawu is not influenced. The utility model designs 4 connection forms to adapt to the needs of various bawu. The utility model discloses can in time open the clean moisture of bawu sound chamber, prevent that the bawu from going mildy or splitting because of inside moisture, improve the life of bawu. The utility model discloses can realize convenient dismouting sound room, the inner chamber of the clean sound room that the sound room after opening can be convenient closes the back and seals tightly, does not influence playing and collecting the effect of bawu. The utility model discloses a think about ingeniously, novel structure can effectively change the sanitary situation of bawu, can also effectively prevent that the bawu sound chamber from mildening and rot, the fracture scheduling problem, is a neotype can open convenient clear vertical blowing bawu of sound chamber.

Drawings

FIG. 1 is a front view of the sound chamber with an oval longitudinal section, and a partial enlarged view of the buckling part of the sound chamber

FIG. 2 is a longitudinal section of the sound chamber, which is circular at the upper and lower ends and cylindrical in the middle, the utility model discloses a front view and a local enlarged view of the buckle of the sound chamber

FIG. 3 is a partial enlarged view of the convex-concave connecting strip of the present invention

FIG. 4 is a partial enlarged view of the connecting device of the present invention, which is a structure of two concave strips with a rectangular key in the middle

FIG. 5 is a partial enlarged view of the connecting device of the present invention, which is a structural schematic view of two right-angle bars

FIG. 6 is a partial enlarged view of the connection device of the present invention, which is a structural schematic of a flat strip and a concave strip

In the figure: 1 is a large-lobe sound chamber, 2 is a blowing nozzle, 3 is a small-lobe sound chamber, 4 is a concave clamping groove, 5 is a sound chamber buckle, 6 is a detachable sleeve, 7 is a sound tube, 8 is a concave strip, 9 is a sealing gasket, 10 is a convex strip, 11 is a rectangular key, 12 is a right-angle strip, 13 is a sealing strip, 14 is a right-angle concave strip, 15 is a rectangular sealing strip, and 16 is a flat strip.

Detailed Description

1. Vertical-blowing Bawu with convex-concave connecting strip as connecting device and capable of opening sound chamber and being convenient to clean

As shown in fig. 1 and 2, the longitudinal section of the sound chamber is oval or the upper and lower ends are round, the middle part is cylindrical, the upper end of the sound chamber is fixedly connected with a blowing nozzle 2, the lower part of the sound chamber is connected with a sound tube 7, the upper end of the sound tube is provided with a reed, the sound chamber is vertically divided into a large-petal sound chamber 1 and a small-petal sound chamber 3 from the side of a dismounting sleeve 6, the dismounting sleeve is connected with the large-petal sound chamber, the dismounting sleeve is a copper sleeve or a cork sleeve, and a connecting device which can be conveniently dismounted is arranged between the large-petal sound chamber and the small-petal sound chamber. The structure of the connecting device which can be conveniently disassembled is as follows: the convex-concave connecting strips are fixedly connected with the edges of the large-petal sound chamber 1 and the small-petal sound chamber 3 by glue, each convex-concave connecting strip consists of a convex strip 10 and a concave strip 8, the convex part on each convex strip is in interference fit with the groove on each concave strip, the convex strips and the concave strips are fixedly connected with the edges of the division parts of the large-petal sound chamber and the small-petal sound chamber respectively by glue or fasteners, and sealing gaskets 9 are arranged between the convex strips and the concave strips. The convex-concave connecting strip is made of metal such as wood, copper, aluminum and the like or organic materials such as rubber, engineering plastics and the like. In order to enhance the connection between the strong petal sound chamber and the small petal sound chamber, a concave clamping groove 4 with the depth of 0.5-1 mm is arranged on the sound chamber, and a sound chamber buckle 5 which is detachably connected is arranged on the buckle groove; the sound chamber buckle structure is characterized in that two ends of a clamping belt made of a steel sheet or cow leather are perpendicular to the clamping belt, screw holes are formed in the two clamping belt ends, a screw which is matched with the screw holes is arranged on the screw holes in the two ends, and the length of the clamping belt is 2-6 mm smaller than the circumference of the groove. The bawu with the oval longitudinal section of the sound chamber is formed by buckling the sound chamber in the middle of the sound chamber, the longitudinal section of the sound chamber is formed by buckling the bawu with the circular upper end and the circular lower end and the cylindrical middle, and the sound chamber can be buckled in the middle of the sound chamber or at two ends of the cylindrical sound chamber.

2. The connecting device is a vertical-blowing Bawu which is provided with a key between two concave strips and can open a sound chamber to be convenient to clean

The structure of the sound chamber, the sound tube, and the sound chamber clip 5 of the vertical blowing bawu is the same as that of embodiment 1. The structure of the connecting device which can be conveniently disassembled is as follows: the edges of the big-petal sound chamber 1 and the small-petal sound chamber 3 are respectively and fixedly connected with the rectangular keys 11 between the two concave strips 8, and the connecting strip structure of the key between the two concave strips is as follows: the two concave strips 8 are fixedly connected to the edges of the large-petal sound chamber and the small-petal sound chamber by glue or fasteners respectively, rectangular keys 11 in interference fit are arranged at the lower concave parts in the middles of the two concave strips, and sealing gaskets 9 are arranged at the lower concave parts of the concave strips. The concave strip is made of metal such as wood, copper, aluminum and the like or organic materials such as rubber, engineering plastics and the like. The rectangular key 11 is made of wood, metal and organic materials.

3. The connecting device is a vertical-blowing Bawu which is a connecting strip formed by two right-angle strips and can open a sound chamber to be convenient to clean

The structure of the sound chamber, the sound tube, and the sound chamber clip 5 of the vertical blowing bawu is the same as that of embodiment 1. The structure of the connecting device which can be conveniently disassembled is as follows: the connecting strip formed by a right-angle strip and a right-angle concave strip is fixedly connected with the edges of the large-lobe sound chamber 1 and the small-lobe sound chamber 3 by glue or fasteners respectively, and the connecting strip structure of the two right-angle strips is as follows: a right angle bar 12 and a right angle concave bar 14 are combined, the right angle concave bar is provided with a groove, the right angle bar and the right angle concave bar are respectively fixedly connected with the edges of the big petal sound chamber and the small petal sound chamber by glue or fasteners, a sealing strip 13 is arranged between the right angle bar and the right angle concave bar, the cross section of the sealing strip is rectangular or circular, the height dimension H of the sealing strip 13 is greater than the depth dimension H of the groove, H = H + (0.3mm-2mm), the specific size of the sealing strip can be designed according to the size of the sound chamber, and the sealing strip is made of rubber or cork. The connecting strip of the two right-angle strips is made of metal such as wood, copper, aluminum and the like or organic materials such as rubber, engineering plastics and the like. When the right-angle strip and the right-angle concave strip are pressed tightly, the sealing strip is extruded and deformed, and the sealing and connecting effects are achieved.

4. The connecting device is a connecting strip consisting of a flat strip and a concave strip, and the vertical-blowing Bawu can be opened to facilitate cleaning of a sound chamber

The structure of the sound chamber, the sound tube, and the sound chamber clip 5 of the vertical blowing bawu is the same as that of embodiment 1. The structure of the connecting device which can be conveniently disassembled is as follows: the structure of the connecting strip formed by fixedly connecting the flat strip and the concave strip by glue or fasteners respectively along the edges of the large-petal sound chamber 1 and the small-petal sound chamber 3 is as follows: a flat strip 16 and a concave strip 8 are combined, a groove is arranged on the concave strip, a rectangular sealing strip 15 is arranged in the groove, the flat strip 16 and the concave strip 8 are respectively and fixedly connected to the edges of the big-petal sound chamber and the small-petal sound chamber, the connecting strip is made of metal such as wood or copper, aluminum or organic materials such as rubber and engineering plastics, the height dimension B of the rectangular sealing strip 15 is greater than the depth dimension B of the groove, B = B + (0.3mm-2mm), the specific dimension of the rectangular sealing strip can be designed according to the size of the sound chamber, and the rectangular sealing strip is made of rubber or cork. The cross section of the rectangular sealing strip is rectangular. When the flat strips are pressed, the rectangular sealing strips are extruded and deformed, and the sealing and connecting effects are achieved.

Claims

1. The utility model provides a can open convenient clear vertical blowing bawu of sound chamber, sound chamber cavity, the blow gun is established in the sound chamber upper end, and the sound chamber lower part inserts the sound pipe, inserts and is equipped with the reed on the sound pipe of end, its characterized in that, with the sound chamber from dismouting cover (6) other perpendicular division for big lamella sound chamber (1) and petaloid sound chamber (3), fixed connection dismouting cover on the big lamella sound chamber is equipped with the connecting device that can conveniently dismantle between big lamella sound chamber and the petaloid sound chamber, the connecting device that can conveniently dismantle be the connecting strip that can make things convenient for the switch, be equipped with recessed draw-in groove (4) on the sound chamber, be equipped with on the recessed draw-in groove and dismantle the sound chamber buckle (5) of connection.

2. The vertical blowing bawu of claim 1, wherein the structure of the easy detachable connecting strip is: convex-concave connecting strips are fixedly connected along the edges of the large-petal sound chamber (1) and the small-petal sound chamber (3), each convex-concave connecting strip is composed of a convex strip (10) and a concave strip (8), the convex part on each convex strip is in interference fit with the groove on each concave strip, the convex strips and the concave strips are fixedly connected to the edges of the large-petal sound chamber and the small-petal sound chamber respectively, and a sealing gasket (9) made of felt, rubber or cork is arranged between the convex strips and the concave strips.

3. The vertical blowing bawu of claim 1, wherein the structure of the easy detachable connecting strip is: the connecting strip of the rectangular key is added in the middle of two concave strips fixedly connected along the edges of the large-petal sound chamber (1) and the small-petal sound chamber (3), and the connecting strip of the rectangular key added in the middle of the two concave strips is as follows: the two concave strips (8) are respectively and fixedly connected with the edges of the large-petal sound chamber and the small-petal sound chamber, rectangular keys (11) in interference fit are arranged at the lower concave part in the middle of the two concave strips, a sealing gasket (9) made of felt, rubber or cork is arranged between the two concave strips, and the rectangular keys (11) are made of wood, metal or organic materials.

4. The vertical blowing bawu of claim 1, wherein the structure of the easy detachable connecting strip is: the connecting strip that two right-angle strips of fixed connection constitute respectively along the edge of bivalve sound room (1) and petaloid sound room (3), the connecting strip structure of two right-angle strips be: right angle strip (12) and right angle concave strip (14) combination, be equipped with on right angle concave strip (14) with the recess, be equipped with sealing strip (13) right angle sand grip and right angle concave strip in the recess respectively fixed connection at the edge of big lamella sound chamber and little lamella sound chamber, sealing strip (13) height dimension H be greater than recess depth dimension H, H = H + (0.3mm-2mm).

5. The vertical blowing bawu of claim 1, wherein the structure of the easy detachable connecting strip is: the edge along big lamella sound chamber (1) and petaloid sound chamber (3) is a connecting strip that a fixed connection flat strip and a concave strip are constituteed respectively, the strip structure of the connecting strip that a flat strip and a concave strip are constituteed be: a flat strip (16) and a concave strip (8) combination, be equipped with on concave strip (8) with the recess, be equipped with rectangle sealing strip (15) in the recess, flat strip (16) and concave strip (8) fixed connection respectively are at the edge of big lamella sound room and little lamella sound room, rectangle sealing strip (15) width dimension B be greater than recess depth dimension B, B = B + (0.3mm-2mm), the sealing strip is made by rubber or cork.

6. The vertical-blowing Bawu capable of opening a sound chamber to facilitate cleaning according to claim 1, wherein the sound chamber fastener (5) is formed by vertically arranging the two ends of the clamping band on the clamping band, the two ends of the clamping band are provided with screw holes, the screw holes at the two ends are provided with a screw which is matched with each other, the length of the clamping band is 2-6 mm less than the perimeter of the concave clamping groove, and the depth of the concave clamping groove is 0.5-1 mm.

7. The vertical-blowing Bawu capable of opening a sound chamber to facilitate cleaning according to claim 1, wherein the detachable sleeve (6) is a copper sleeve or a cork sleeve.

8. The vertical-blowing bawu of claim 2, 3, 4 or 5, wherein the sound chamber has a circular cross-section and an oval longitudinal-section or has circular upper and lower ends and a cylindrical middle.

9. The vertical-blowing Bawu capable of opening a sound chamber to facilitate cleaning according to claim 2, 3, 4 or 5, wherein the concave strips (8), the convex strips (10), the right-angled strips (12), the right-angled concave strips (14) and the flat strips (16) in the connecting strips are made of wood, metal, rubber or plastics.