CN111081201A - Brass instrument mouthpiece pressure reducing device - Google Patents
Brass instrument mouthpiece pressure reducing device Download PDFInfo
- Publication number
- CN111081201A CN111081201A CN202010055401.2A CN202010055401A CN111081201A CN 111081201 A CN111081201 A CN 111081201A CN 202010055401 A CN202010055401 A CN 202010055401A CN 111081201 A CN111081201 A CN 111081201A
- Authority
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- China
- Prior art keywords
- cavity
- air inlet
- wall
- pressure reducer
- decompression
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- 229910001369 Brass Inorganic materials 0.000 title claims abstract description 31
- 239000010951 brass Substances 0.000 title claims abstract description 31
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 56
- 230000006837 decompression Effects 0.000 claims description 32
- 230000035939 shock Effects 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 10
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D9/00—Details of, or accessories for, wind musical instruments
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D9/00—Details of, or accessories for, wind musical instruments
- G10D9/02—Mouthpieces; Reeds; Ligatures
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Auxiliary Devices For Music (AREA)
- Electrophonic Musical Instruments (AREA)
Abstract
The invention discloses a brass instrument mouthpiece pressure reducing device, which comprises a pressure reducer body, wherein the left side of the pressure reducer body is connected with an air inlet pipe, an air inlet cavity is arranged in the air inlet pipe, the outer wall of the left side of the air inlet pipe is in threaded connection with a sleeve A, the right side of the pressure reducer body is connected with an exhaust pipe, an exhaust cavity is arranged in the exhaust pipe, the outer wall of the right side of the exhaust pipe is in threaded connection with a sleeve B, a pressure reducing cavity is arranged in the pressure reducer body, and a pressure reducing mechanism and a limiting mechanism are arranged in the pressure reducing cavity; in summary, the invention has the advantages of convenient use, wide application range, no abrasion to the horn mouth and the musical instrument during installation and disassembly, difficult sliding during playing and long service life, and can be connected with the horn mouth and the musical instrument with different pipe diameters.
Description
Technical Field
The invention belongs to the technical field of brass instrument auxiliary equipment, and particularly relates to a brass instrument horn mouth pressure reducing device.
Background
A brass instrument is a musical instrument that blows an air stream into a mouthpiece to cause the lips to vibrate. The sound producing mode of the brass instrument changes the pitch by means of the air pressure change of the lips of a player and the method of connecting an additional pipe with the brass instrument, the brass instrument is provided with a horn mouth, and the horn mouth blows air into the brass instrument to produce sound; when the brass instrument is played in practice, a mouthpiece pressure reducer is required to be installed between the mouthpiece and the brass instrument, the lip pressure during playing is adjusted through a spring in the mouthpiece pressure reducer, when pronunciation is accurate, the mouthpiece pressure reducer is taken down for normal playing, and the mouthpiece pressure reducer is beneficial to playing training of the brass instrument; however, the pipe diameter that current horn mouth pressure reducer and horn mouth and musical instrument are connected is fixed, when the pipe diameter of horn mouth or musical instrument changes, need to change assorted horn mouth pressure reducer with it, the application range of horn mouth pressure reducer has been shortened, at the in-process of installation and dismantlement, horn mouth and musical instrument wear and tear easily, at the in-process of playing, the horn mouth pressure reducer slides easily to appear, the effect of playing is influenced, and do not set up stop gear in the horn mouth pressure reducer, when the spring compression in the horn mouth pressure reducer reaches the extreme value, it can make the spring warp to play continuously, reduce the elasticity of spring, shorten the life of horn mouth pressure reducer.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the brass instrument mouthpiece pressure reducing device which is convenient to use, can be connected with horns and musical instruments with different pipe diameters, has wide application range, cannot abrade the horns and the musical instruments during installation and disassembly, is not easy to slide during playing and has long service life.
The purpose of the invention is realized as follows: a brass instrument mouthpiece pressure reducing device comprises a pressure reducer body, wherein the left side of the pressure reducer body is connected with an air inlet pipe, an air inlet cavity is arranged inside the air inlet pipe, the outer wall of the left side of the air inlet pipe is in threaded connection with a sleeve A, the right side of the pressure reducer body is connected with an exhaust pipe, an exhaust cavity is arranged inside the exhaust pipe, the outer wall of the right side of the exhaust pipe is in threaded connection with a sleeve B, a pressure reducing cavity is arranged inside the pressure reducer body, and a pressure reducing mechanism and a limiting mechanism are arranged in the pressure reducing cavity; the decompression mechanism comprises a movable plate, a spring A and a spring B are symmetrically welded on the upper portion of the right side and the lower portion of the right side of the movable plate, a fixed block A and a fixed block B are respectively welded on the other side of the spring A and the other side of the spring B, and the fixed block A and the fixed block B are symmetrically welded on the upper side wall and the lower side inner wall of the decompression cavity; stop gear include stopper A and stopper B, stopper A and stopper B symmetric welding on the upside inner wall and the downside inner wall in decompression chamber, stopper A be located between fly leaf and fixed block A, stopper B be located between fly leaf and fixed block B.
The distance between the upper end of the movable plate and the inner wall of the upper side of the decompression cavity is the same as the distance between the lower end of the movable plate and the inner wall of the lower side of the decompression cavity,
the lower end of the limiting block A is lower than the upper end of the movable plate, and the upper end of the limiting block B is higher than the lower end of the movable plate.
The left sides of the limiting block A and the limiting block B are both bonded with rubber shock absorption pads.
The air inlet pipe, the exhaust pipe and the pressure reducer body are in an integrated connection structure.
The air inlet cavity, the decompression cavity and the exhaust cavity are coaxially arranged.
The outer side wall of the pressure reducer body is provided with anti-skid lines.
And the outer side walls of the sleeve A and the sleeve B are sleeved with rubber fixing rings.
The invention has the following beneficial effects:
the invention discloses a brass instrument trumpet nozzle pressure reducing device, before playing training, a sleeve A with a proper diameter is selected according to the pipe diameter of a trumpet nozzle, the sleeve A is in threaded connection with an air inlet pipe of a pressure reducer body, then the air inlet pipe of the pressure reducer body is inserted into the trumpet nozzle, a sleeve B with a proper diameter is selected according to the pipe diameter of an air inlet pipe of a brass instrument, the sleeve B is in threaded connection with an exhaust pipe of the pressure reducer body, the exhaust pipe of the pressure reducer body is inserted into the air inlet pipe of the brass instrument, and the installation of the pressure reducer body is completed; an air inlet cavity is arranged in the air inlet pipe, a pressure reducing cavity is arranged in the pressure reducer body, an exhaust cavity is arranged in the exhaust pipe, the air inlet cavity, the pressure reducing cavity and the exhaust cavity are coaxially arranged, when a player blows air to the horn mouth, the air flow enters the air inlet cavity through the horn mouth and then enters the pressure reducing cavity through the air inlet cavity, the movable plate in the pressure reducing cavity moves rightwards under the action of the air flow, at the moment, the spring A and the spring B are compressed, the air flow flows to the right side through a gap between the movable plate and the pressure reducing cavity and then enters the exhaust cavity and then enters the air inlet pipe of the musical instrument, and the playing effect is; when the atmospheric pressure of blowing is higher, spring A and spring B's compressive capacity is big, and the fly leaf moves right when its right side contacts with stopper A and stopper B, and the air current is blockked by fly leaf, stopper A and stopper B, and the pronunciation of pressure reducer body cooperation horn mouth, at this moment, spring A and spring B no longer are compressed, prevent to make the spring warp because of continuously playing, protect the elasticity of spring, prolong the life of pressure reducer body.
All cup jointed the rubber retainer plate on sleeve pipe A and sleeve pipe B's the lateral wall, when the intake pipe is connected with the horn mouth and the blast pipe is connected with the musical instrument, rubber retainer plate and horn mouth and the contact of musical instrument inside wall, rubber retainer plate can prevent wearing and tearing horn mouth and musical instrument when the installation with dismantle the pressure reducer body, and the frictional force of rubber retainer plate is big, can prevent that the intake pipe from taking place to slide in the horn mouth or blast pipe in the musical instrument when playing.
Can select the sleeve pipe A of suitable diameter according to the pipe diameter of horn mouth, select the sleeve pipe B of suitable diameter according to the pipe diameter of musical instrument intake pipe, sleeve pipe A and sleeve pipe B's setting make the pressure reducer body can link to each other with the horn mouth and the musical instrument of different pipe diameters, enlarge the application range of pressure reducer body.
Stopper A and stopper B's left side all bonds and has the rubber shock pad, prevents that the fly leaf from directly striking stopper A and stopper B and taking place vibrations and influence the effect of playing, and the shock attenuation is effectual, improves the effect of playing.
Be provided with anti-skidding line on the pressure reducer body lateral wall, prevent to increase the installation and dismantle the degree of difficulty because of the hand is smooth, anti-skidding is effectual, easy to assemble and dismantlement.
In summary, the invention has the advantages of convenient use, wide application range, no abrasion to the horn mouth and the musical instrument during installation and disassembly, difficult sliding during playing and long service life, and can be connected with the horn mouth and the musical instrument with different pipe diameters.
Drawings
Fig. 1 is a front view of a brass instrument mouthpiece decompression device of the present invention.
Fig. 2 is a sectional view of a brass instrument mouthpiece decompression device of the present invention at a small air pressure.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a sectional view of a brass instrument mouthpiece decompression apparatus of the present invention when connected to a mouthpiece and an instrument.
Fig. 5 is a sectional view of a brass instrument mouthpiece decompression device of the present invention at atmospheric pressure.
Fig. 6 is an enlarged view at B in fig. 5.
In the figure: 1. the air pressure reducer comprises a sleeve A2, an air inlet pipe 3, a pressure reducer body 4, an exhaust pipe 5, a sleeve B6, an exhaust cavity 7, a pressure reducing cavity 8, an air inlet cavity 9, a spring A10, a limiting block A11, a fixing block A12, a fixing block B13, a limiting block B14, a spring B15, a movable plate 16, a horn mouth 17 and a musical instrument.
Detailed Description
Example 1
As shown in fig. 1-6, a brass instrument mouthpiece pressure reducing device comprises a pressure reducer body 3, wherein the left side of the pressure reducer body 3 is connected with an air inlet pipe 2, an air inlet cavity 8 is arranged inside the air inlet pipe 2, a sleeve pipe a1 is connected to the outer wall of the left side of the air inlet pipe 2 in a threaded manner, the right side of the pressure reducer body 3 is connected with an exhaust pipe 4, an exhaust cavity 6 is arranged inside the exhaust pipe 4, a sleeve pipe B5 is connected to the outer wall of the right side of the exhaust pipe 4 in a threaded manner, a pressure reducing cavity 7 is arranged inside the pressure reducer body 3, and a pressure reducing mechanism and a limiting mechanism are arranged inside the pressure; the decompression mechanism comprises a movable plate 15, a spring A9 and a spring B14 are symmetrically welded on the upper portion of the right side and the lower portion of the right side of the movable plate 15, a fixed block A11 and a fixed block B12 are respectively welded on the other side of the spring A9 and the other side of the spring B14, and the fixed block A and the fixed block B are symmetrically welded on the upper side wall and the lower side inner wall of the decompression cavity; the limiting mechanism comprises a limiting block A10 and a limiting block B13, the limiting block A10 and the limiting block B13 are symmetrically welded on the inner wall of the upper side and the inner wall of the lower side of the decompression cavity 7, the limiting block A10 is positioned between the movable plate 15 and the fixed block A11, and the limiting block B13 is positioned between the movable plate 15 and the fixed block B12.
The distance between the upper end of the movable plate 15 and the inner wall of the upper side of the decompression cavity 7 is the same as the distance between the lower end of the movable plate 15 and the inner wall of the lower side of the decompression cavity 7,
the lower end of the limiting block A10 is lower than the upper end of the movable plate 15, and the upper end of the limiting block B13 is higher than the lower end of the movable plate 15.
The left sides of the limiting block A10 and the limiting block B13 are both bonded with rubber shock-absorbing pads.
The air inlet pipe 2, the exhaust pipe 4 and the pressure reducer body 3 are connected in an integrated manner.
The air inlet cavity 8, the decompression cavity 7 and the exhaust cavity 6 are coaxially arranged.
The outer side wall of the pressure reducer body 3 is provided with anti-skid lines.
The outer side walls of the sleeve A1 and the sleeve B5 are sleeved with rubber fixing rings.
The working principle of the embodiment is as follows: before playing training, a sleeve A with a proper diameter is selected according to the pipe diameter of a horn mouth, the sleeve A is in threaded connection with an air inlet pipe of a pressure reducer body, then the air inlet pipe of the pressure reducer body is inserted into the horn mouth, a sleeve B with a proper diameter is selected according to the pipe diameter of an air inlet pipe of a musical instrument, the sleeve B is in threaded connection with an air outlet pipe of the pressure reducer body, the air outlet pipe of the pressure reducer body is inserted into an air inlet pipe of the musical instrument, the installation of the pressure reducer body is completed, the pressure reducer body can be connected with the horn mouths with different pipe diameters and the musical instrument through the arrangement of the sleeve A and the sleeve B; when the player blows to the horn mouth, the air current enters into the air inlet cavity through the horn mouth, then enter into the decompression cavity through the air inlet cavity, the fly leaf in the decompression cavity is moved rightwards under the action of the air current, at the moment, spring A and spring B are compressed, the air current flows to the right side through the gap between the fly leaf and the decompression cavity and enters into the exhaust cavity, then enter into the air inlet pipe of the musical instrument, the playing effect is finally realized through the musical instrument, when the air pressure of blowing is higher, the compression amount of spring A and spring B is large, the fly leaf moves rightwards to the right side and contacts with limiting block A and limiting block B, the air current is blocked by the fly leaf, limiting block A and limiting block B, the pressure reducer body is matched with the horn mouth to pronounce, at the moment, spring A and spring B are no longer compressed, prevent to play the spring deformation because of continuously.
In this embodiment, all cup jointed the rubber retainer plate on sleeve pipe A and the lateral wall of sleeve pipe B, when the intake pipe is connected with the horn mouth and the blast pipe is connected with the musical instrument, rubber retainer plate and horn mouth and the contact of musical instrument inside wall, rubber retainer plate can prevent wearing and tearing horn mouth and musical instrument when the installation with dismantle the pressure reducer body, and the frictional force of rubber retainer plate is big, can prevent that the intake pipe from taking place to slide in the horn mouth or blast pipe in the musical instrument when playing.
In this embodiment, stopper A and stopper B's left side all bonds and has the rubber shock pad, prevents that the fly leaf from directly striking stopper A and stopper B and taking place vibrations and influence the effect of playing, and the shock attenuation is effectual, improves the effect of playing.
In this embodiment, be provided with anti-skidding line on the pressure reducer body lateral wall, prevent to increase the installation and dismantle the degree of difficulty because of the hand is smooth, anti-skidding is effectual, easy to assemble and dismantlement.
Claims (8)
1. The utility model provides a brass instrument horn mouth pressure relief device, it includes the pressure reducer body, its characterized in that: the left side of the pressure reducer body is connected with an air inlet pipe, an air inlet cavity is arranged in the air inlet pipe, a sleeve A is in threaded connection with the outer wall of the left side of the air inlet pipe, an exhaust pipe is connected with the right side of the pressure reducer body, an exhaust cavity is arranged in the exhaust pipe, a sleeve B is in threaded connection with the outer wall of the right side of the exhaust pipe, a pressure reducing cavity is arranged in the pressure reducer body, and a pressure reducing mechanism and a limiting mechanism are arranged in the pressure reducing cavity; the decompression mechanism comprises a movable plate, a spring A and a spring B are symmetrically welded on the upper portion of the right side and the lower portion of the right side of the movable plate, a fixed block A and a fixed block B are respectively welded on the other side of the spring A and the other side of the spring B, and the fixed block A and the fixed block B are symmetrically welded on the upper side wall and the lower side inner wall of the decompression cavity; stop gear include stopper A and stopper B, stopper A and stopper B symmetric welding on the upside inner wall and the downside inner wall in decompression chamber, stopper A be located between fly leaf and fixed block A, stopper B be located between fly leaf and fixed block B.
2. The brass instrument mouthpiece decompression device of claim 1, wherein: the distance between the upper end of the movable plate and the inner wall of the upper side of the decompression cavity is the same as the distance between the lower end of the movable plate and the inner wall of the lower side of the decompression cavity.
3. The brass instrument mouthpiece decompression device of claim 1, wherein: the lower end of the limiting block A is lower than the upper end of the movable plate, and the upper end of the limiting block B is higher than the lower end of the movable plate.
4. The brass instrument mouthpiece decompression device of claim 1, wherein: the left sides of the limiting block A and the limiting block B are both bonded with rubber shock absorption pads.
5. The brass instrument mouthpiece decompression device of claim 1, wherein: the air inlet pipe, the exhaust pipe and the pressure reducer body are in an integrated connection structure.
6. The brass instrument mouthpiece decompression device of claim 1, wherein: the air inlet cavity, the decompression cavity and the exhaust cavity are coaxially arranged.
7. The brass instrument mouthpiece decompression device of claim 1, wherein: the outer side wall of the pressure reducer body is provided with anti-skid lines.
8. The brass instrument mouthpiece decompression device of claim 1, wherein: and the outer side walls of the sleeve A and the sleeve B are sleeved with rubber fixing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010055401.2A CN111081201A (en) | 2020-01-17 | 2020-01-17 | Brass instrument mouthpiece pressure reducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010055401.2A CN111081201A (en) | 2020-01-17 | 2020-01-17 | Brass instrument mouthpiece pressure reducing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111081201A true CN111081201A (en) | 2020-04-28 |
Family
ID=70323624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010055401.2A Pending CN111081201A (en) | 2020-01-17 | 2020-01-17 | Brass instrument mouthpiece pressure reducing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111081201A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5218150A (en) * | 1991-01-07 | 1993-06-08 | Herman Pastor | Brass instrument mouthpiece |
| DE102004013933B3 (en) * | 2004-03-22 | 2005-06-02 | Martin Dett | Device for training the lip muscles for logopedic training for a woodwind or brass player comprises a spring for producing a pressing force acting between a housing and a rod-like pin |
| CN104934019A (en) * | 2014-03-21 | 2015-09-23 | 功学社教育用品股份有限公司 | Mouthpiece reinforcing pipe with convertible caliber |
| CN208298539U (en) * | 2018-04-17 | 2018-12-28 | 陕西铁路工程职业技术学院 | A kind of brass instrument use mouth decompressor |
| CN211699689U (en) * | 2020-01-17 | 2020-10-16 | 许昌学院 | Brass instrument mouthpiece pressure reducing device |
-
2020
- 2020-01-17 CN CN202010055401.2A patent/CN111081201A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5218150A (en) * | 1991-01-07 | 1993-06-08 | Herman Pastor | Brass instrument mouthpiece |
| DE102004013933B3 (en) * | 2004-03-22 | 2005-06-02 | Martin Dett | Device for training the lip muscles for logopedic training for a woodwind or brass player comprises a spring for producing a pressing force acting between a housing and a rod-like pin |
| CN104934019A (en) * | 2014-03-21 | 2015-09-23 | 功学社教育用品股份有限公司 | Mouthpiece reinforcing pipe with convertible caliber |
| CN208298539U (en) * | 2018-04-17 | 2018-12-28 | 陕西铁路工程职业技术学院 | A kind of brass instrument use mouth decompressor |
| CN211699689U (en) * | 2020-01-17 | 2020-10-16 | 许昌学院 | Brass instrument mouthpiece pressure reducing device |
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