CN112802436A - License plate - Google Patents

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Publication number
CN112802436A
CN112802436A CN202110124753.3A CN202110124753A CN112802436A CN 112802436 A CN112802436 A CN 112802436A CN 202110124753 A CN202110124753 A CN 202110124753A CN 112802436 A CN112802436 A CN 112802436A
Authority
CN
China
Prior art keywords
cavity
pipe
reducing
whistle
horn mouth
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110124753.3A
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Chinese (zh)
Inventor
张铁梁
潘跃强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Jinbao Musical Instruments Co Ltd
Original Assignee
Tianjin Jinbao Musical Instruments Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianjin Jinbao Musical Instruments Co Ltd filed Critical Tianjin Jinbao Musical Instruments Co Ltd
Priority to CN202110124753.3A priority Critical patent/CN112802436A/en
Publication of CN112802436A publication Critical patent/CN112802436A/en
Pending legal-status Critical Current

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    • 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
    • G10D7/00—General design of wind musical instruments
    • G10D7/10—Lip-reed wind instruments, i.e. using the vibration of the musician's lips, e.g. cornets, trumpets, trombones or French horns
    • 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)
  • Toys (AREA)

Abstract

The invention discloses a horn, which comprises a horn mouth, a whistle pipe, a mouth pipe, a second bent pipe and a horn mouth, wherein the horn mouth, the whistle pipe, the mouth pipe, the second bent pipe and the horn mouth are communicated with each other and are sequentially connected; a hemispherical groove is formed in the upper part of an inner cavity of the horn mouth, a first reducing cavity with the diameter gradually increased from top to bottom is formed in the middle and the lower part of the inner cavity of the horn mouth, and the hemispherical groove is communicated with the first reducing cavity; a connecting cavity for inserting the horn mouth is formed in the upper part of the inner cavity of the whistle pipe, a second variable-diameter cavity with the diameter gradually increased from top to bottom is formed in the middle part and the lower part of the inner cavity of the whistle pipe, and the connecting cavity is communicated with the second variable-diameter cavity; after the mouthpiece and the whistle pipe are assembled, the first reducing cavity and the second reducing cavity are coaxially arranged, the taper of the first reducing cavity and the taper of the second reducing cavity are consistent, and the diameter of the bottom of the first reducing cavity is matched with the diameter of the top of the second reducing cavity. The invention is convenient for players to control the airflow better and more fully, is more beneficial to the adjustment of the intonation and can enrich the tone of the serial.

Description

License plate
Technical Field
The invention relates to a musical instrument, in particular to a serial number.
Background
The horn is also called army horn, mainly composed of horn mouth, whistle tube, mouth tube, second bent tube and horn mouth, and features simple structure, clear and clear sound, and good transmission. When playing, the lips of a player vibrate, so that airflow is blown into a subsequent tube body through the horn mouth, air in the tube vibrates to sound, and the volume of the tube body is enlarged through the horn mouth; for a certain conductor length, the pronunciation pitch of the conductor is determined by the lip muscle tension of the player, and the same conductor length can play about 5-8 overtones from low to high.
However, in the existing driver, the groove (bag) at the upper part of the nozzle is generally designed into a conical shape, and the inner cavities of the nozzle and the whistle tube are generally designed into cylindrical cavities with unchanged diameters.
Disclosure of Invention
The invention aims to make up for the defects in the prior art and provides a simple and reasonable driver license.
In order to solve the technical problems, the invention adopts the following technical scheme:
a driver comprises a horn mouth, a whistle pipe, a mouth pipe, a second bent pipe and a horn mouth, wherein the horn mouth, the whistle pipe, the mouth pipe, the second bent pipe and the horn mouth are communicated with each other and are sequentially connected;
a hemispherical groove is formed in the upper part of an inner cavity of the horn mouth, a first reducing cavity with the diameter gradually increased from top to bottom is formed in the middle and the lower part of the inner cavity of the horn mouth, and the hemispherical groove is communicated with the first reducing cavity;
a connecting cavity for the horn mouth to be inserted is formed in the upper part of the inner cavity of the whistle pipe, a second variable diameter cavity with the diameter gradually increased from top to bottom is formed in the middle part and the lower part of the inner cavity of the whistle pipe, and the connecting cavity is communicated with the second variable diameter cavity;
after the mouthpiece and the whistle pipe are assembled, the first reducing cavity and the second reducing cavity are coaxially arranged, the taper of the first reducing cavity and the taper of the second reducing cavity are consistent, and the diameter of the bottom of the first reducing cavity is matched with the diameter of the top of the second reducing cavity.
Furthermore, an opening expanding outwards is formed in the upper portion of the hemispherical groove, and the lower portion of the hemispherical groove and the first reducing cavity are in smooth transition.
Furthermore, the taper of the first reducing cavity and the taper of the second reducing cavity are both 1: 25.
Furthermore, the lower part of the horn mouth is inserted into the connecting cavity of the whistle pipe, the lower part of the whistle pipe is inserted into the inner cavity of the mouth pipe input port, and the mouth pipe, the second bent pipe and the horn mouth are welded together in sequence.
Furthermore, a first conical surface with the diameter gradually reduced from top to bottom is formed at the lower part of the outer wall of the horn mouth, the connecting cavity is a reducing cavity with the diameter gradually reduced from top to bottom, a first step is further formed between the connecting cavity and the second reducing cavity, the horn mouth is inserted into the connecting cavity in a matching mode through the first conical surface, and the bottom of the horn mouth is limited by the first step; the upper part of the outer wall of the whistle pipe is provided with a second step, the middle part and the lower part of the outer wall of the whistle pipe are provided with second conical surfaces with diameters gradually reduced from top to bottom, and the whistle pipe is inserted into the inner cavity of the input port of the mouthpiece pipe in a matching mode through the second conical surfaces and is limited by the second step.
Further, the taper of the first conical surface and the taper of the second conical surface are both 1: 20.
Furthermore, a plurality of anti-skidding convex rings are formed in the middle of the outer wall of the horn mouth.
Furthermore, a reinforcing sheet is respectively arranged on the inner side of the bending part of the nozzle pipe and the inner side of the bending part of the second bent pipe.
Further, each reinforcing sheet is of a crescent-shaped sheet structure.
Compared with the prior art, the invention has the beneficial effects that: the groove at the upper part of the horn mouth is designed into the hemispherical groove, air flow during playing can flow into a subsequent pipe body from the hemispherical groove, wherein the air flow flowing from the upper part to the bottom part of the wall surface of the hemispherical groove can form backflow, so that the air flow can be retained in the hemispherical groove for a period of time, a player can control the air flow better and more fully, and the accuracy of sound is more favorably adjusted; in addition, the inner cavities of the trumpet nozzle and the whistle tube are designed into variable-diameter cavities, the pitch can be changed more conveniently by matching with air flow during playing, and compared with a cylindrical cavity with a constant diameter, the tone color of the variable-diameter cavity generated by the air flow flowing through the variable-diameter cavities is softer and more mellow, so that the tone color of the trumpet can be further enriched.
Drawings
In order that the advantages of the invention will be readily understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings. Understanding that these drawings depict only typical embodiments of the invention and are not therefore to be considered to be limiting of its scope, the invention will be described and explained with additional specificity and detail through the use of the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a half-section of a nozzle according to the present invention;
FIG. 3 is a schematic view of the full-section structure of the whistle pipe of the present invention;
FIG. 4 is a schematic view showing the structure of the invention in which the mouthpiece and the whistle tube are assembled together.
The whistle type pipe comprises a mouth 1, a hemispherical groove 101, a first reducing cavity 102, a first conical surface 103, an anti-skid convex ring 104, a whistle pipe 2, a connecting cavity 201, a second reducing cavity 202, a first step 203, a second step 204, a second step 205, a second conical surface 3, a mouth pipe 4, a bent pipe 4, a bell mouth 5 and a reinforcing sheet 6.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that embodiments of the invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in detail so as not to obscure the embodiments of the invention.
In the following description, a detailed structure will be presented for a thorough understanding of embodiments of the invention. It is apparent that the implementation of the embodiments of the present invention is not limited to the specific details familiar to those skilled in the art. The following detailed description of preferred embodiments of the invention, however, the invention is capable of other embodiments in addition to those detailed.
In the description of the present invention, the terms "inside", "outside", "longitudinal", "transverse", "upper", "lower", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are for convenience only to describe the present invention without requiring the present invention to be necessarily constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Embodiments of the invention are described in further detail below with reference to the accompanying drawings:
as shown in fig. 1, the invention provides a horn, which mainly comprises a horn mouth 1, a whistle pipe 2, a mouth pipe 3, a second bent pipe 4 and a bell mouth 5, wherein inner cavities of the horn mouth 1, the whistle pipe 2, the mouth pipe 3, the second bent pipe 4 and the bell mouth 5 are sequentially communicated; wherein, the horn mouth 1, the whistle pipe 2 and the mouth pipe 3 are inserted in sequence, and the mouth pipe 3, the second bent pipe 4 and the bell mouth 5 are welded together in sequence.
As shown in fig. 2, a hemispherical groove 101 is formed in the upper portion of the inner cavity of the horn 1, and a first reducing cavity 102 whose diameter gradually increases from top to bottom is formed in the middle portion and the lower portion of the inner cavity of the horn 1, preferably, the taper of the first reducing cavity 102 is 1: 25, and the hemispherical groove 101 is communicated with the first reducing cavity 102. An outward expanding opening is formed at the upper part of the hemispherical groove 101, and the lower part of the hemispherical groove 101 and the first reducing cavity 102 are in smooth transition. The lower part of the outer wall of the horn 1 is formed with a first tapered surface 103 with a diameter gradually decreasing from top to bottom, and preferably, the taper of the first tapered surface 103 is 1: 20. A plurality of anti-slip convex rings 104 are formed in the middle of the outer wall of the horn mouth 1, so that the hand slip can be prevented, and the horn mouth 1 can be conveniently plugged and pulled out.
As shown in FIG. 3, a connection cavity 201 for inserting the mouthpiece 1 is formed at the upper part of the inner cavity of the whistle pipe 2, the connection cavity 201 is a variable diameter cavity with a diameter gradually decreasing from top to bottom, and preferably, the taper of the connection cavity 201 is 1: 20. The middle part and the lower part of the inner cavity of the whistle pipe 2 are provided with second reducing cavities 202 with diameters gradually increased from top to bottom, and preferably, the conicity of the second reducing cavities 202 is 1: 25. The connecting cavity 201 is communicated with the second reducing cavity 202, a first step 203 is formed between the connecting cavity 201 and the second reducing cavity 202, a second step 204 is formed at the upper part of the outer wall of the whistle pipe 2, and a second tapered surface 205 with the diameter gradually reduced from top to bottom is formed at the middle part and the lower part of the outer wall of the whistle pipe 2, preferably, the taper of the second tapered surface 205 is 1: 20.
As shown in fig. 4, when the mouthpiece 1, the whistle tube 2 and the mouth tube 3 are assembled, the mouthpiece 1 is inserted into the connecting cavity 201 in a matching manner by using the first conical surface 103, and the bottom of the mouthpiece 1 is limited by the first step 203; the whistle pipe 2 is fittingly inserted into the inner cavity of the inlet port of the mouth pipe 3 by the second taper surface 205 and is limited by the second step 204. After assembly, the first reducing cavity 102 and the second reducing cavity 202 are coaxially arranged, and the diameter of the bottom of the first reducing cavity 102 is matched with the diameter of the top of the second reducing cavity 202, so that the first reducing cavity 102 and the second reducing cavity 202 form a smooth-transition complete reducing cavity.
As shown in fig. 1, a reinforcing sheet 6 is respectively arranged on the inner side of the bending part of the mouth pipe 3 and the inner side of the bending part of the second bent pipe 4, and each reinforcing sheet 6 is of a crescent thin sheet structure, and the design of the reinforcing sheet 6 can enhance the structural strength of the whole model.
According to the horn, the groove in the upper part of the horn mouth 1 is designed into the hemispherical groove 101, air flow during playing can flow into a subsequent pipe body from the hemispherical groove 101, wherein the air flow flowing from the upper part of the wall surface of the hemispherical groove 101 to the bottom can form backflow, so that the air flow can be retained in the hemispherical groove 101 for a period of time, a player can control the air flow better and more fully, and the tuning accuracy is more favorably adjusted; in addition, the inner cavities of the horn mouth 1 and the whistle pipe 2 are designed into variable-diameter cavities, the pitch can be changed more conveniently by matching with air flow during playing, and compared with a cylindrical cavity with a constant diameter, the tone color of the variable-diameter cavities generated by the air flow flowing through is softer and more mellow, so that the tone color of the trumpet can be further enriched.
In summary, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can propose other embodiments within the technical teaching of the present invention, but these embodiments are included in the scope of the present invention.

Claims (9)

1. A driver horn, which comprises a horn mouth, a whistle pipe, a mouth pipe, a second bent pipe and a bell mouth, wherein the horn mouth, the whistle pipe, the mouth pipe, the second bent pipe and the bell mouth are communicated and sequentially connected,
a hemispherical groove is formed in the upper part of an inner cavity of the horn mouth, a first reducing cavity with the diameter gradually increased from top to bottom is formed in the middle and the lower part of the inner cavity of the horn mouth, and the hemispherical groove is communicated with the first reducing cavity;
a connecting cavity for the horn mouth to be inserted is formed in the upper part of the inner cavity of the whistle pipe, a second variable diameter cavity with the diameter gradually increased from top to bottom is formed in the middle part and the lower part of the inner cavity of the whistle pipe, and the connecting cavity is communicated with the second variable diameter cavity;
after the mouthpiece and the whistle pipe are assembled, the first reducing cavity and the second reducing cavity are coaxially arranged, the taper of the first reducing cavity and the taper of the second reducing cavity are consistent, and the diameter of the bottom of the first reducing cavity is matched with the diameter of the top of the second reducing cavity.
2. The stent according to claim 1, wherein an outwardly expanding opening is formed at the upper part of the hemispherical groove, and the lower part of the hemispherical groove and the first reducing cavity are in smooth transition.
3. The signal according to claim 1, wherein the taper of the first variable diameter cavity and the taper of the second variable diameter cavity are both 1: 25.
4. The trumpet as claimed in claim 1, wherein the lower part of the trumpet is inserted into the connecting cavity of the whistle tube, the lower part of the whistle tube is inserted into the inner cavity of the input port of the nozzle tube, and the nozzle tube, the second elbow tube and the flare are welded together in sequence.
5. The horn according to claim 4, wherein a first conical surface with a diameter gradually decreasing from top to bottom is formed at the lower part of the outer wall of the horn mouth, the connecting cavity is a reducing cavity with a diameter gradually decreasing from top to bottom, a first step is further formed between the connecting cavity and the second reducing cavity, the horn mouth is inserted into the connecting cavity in a matching manner by using the first conical surface, and the bottom of the horn mouth is limited by the first step; the upper part of the outer wall of the whistle pipe is provided with a second step, the middle part and the lower part of the outer wall of the whistle pipe are provided with second conical surfaces with diameters gradually reduced from top to bottom, and the whistle pipe is inserted into the inner cavity of the input port of the mouthpiece pipe in a matching mode through the second conical surfaces and is limited by the second step.
6. The signal conductor of claim 5, wherein the first and second tapered surfaces each have a taper of 1: 20.
7. The horn according to claim 1, wherein a plurality of anti-slip convex rings are formed in the middle of the outer wall of the horn mouth.
8. The stent according to claim 1, wherein a reinforcing piece is provided inside the bent portion of the nozzle tube and inside the bent portion of the second bend tube, respectively.
9. The signal of claim 8, wherein each said reinforcement piece is a crescent shaped sheet structure.
CN202110124753.3A 2021-01-29 2021-01-29 License plate Pending CN112802436A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110124753.3A CN112802436A (en) 2021-01-29 2021-01-29 License plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110124753.3A CN112802436A (en) 2021-01-29 2021-01-29 License plate

Publications (1)

Publication Number Publication Date
CN112802436A true CN112802436A (en) 2021-05-14

Family

ID=75812784

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110124753.3A Pending CN112802436A (en) 2021-01-29 2021-01-29 License plate

Country Status (1)

Country Link
CN (1) CN112802436A (en)

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