CN103915085A - Vertical key piston of brass instrument - Google Patents

Vertical key piston of brass instrument Download PDF

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Publication number
CN103915085A
CN103915085A CN201410126106.6A CN201410126106A CN103915085A CN 103915085 A CN103915085 A CN 103915085A CN 201410126106 A CN201410126106 A CN 201410126106A CN 103915085 A CN103915085 A CN 103915085A
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CN
China
Prior art keywords
piston
air drain
brass instrument
vertical key
handle
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
CN201410126106.6A
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Chinese (zh)
Inventor
孙继德
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Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201410126106.6A priority Critical patent/CN103915085A/en
Publication of CN103915085A publication Critical patent/CN103915085A/en
Pending legal-status Critical Current

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Abstract

The invention provides a vertical key piston of a brass instrument. The problems that in the prior art, the processing steps of a piston are complex and multiple, the steps are all completed through manual operation, so that time and labor are wasted, the production efficiency is low, the product pass percent is low, the quality is poor, and sound production of the instrument is directly influenced due to unsmooth airstreams caused by the structure of the current piston are solved. The vertical key piston of the brass instrument comprises a piston body and a piston handle, wherein an air drain is formed in the piston body and the piston body and the piston handle are integrally formed. According to the vertical key piston of the brass instrument, a traditional air hole is replaced by the air drain, the air drain can be directly formed in the piston body, the production steps are greatly simplified, production in batches can be achieved through a machine, the labor cost and the material resource cost of manual manufacture are greatly reduced, the production efficiency is high, the product pass percent is high, and the quality is good. In addition, the traditional air hole is replaced by the air drain, so that the direction of the airstreams is more reasonable, the airstreams are smoother, and the vertical key piston of the brass instrument is an exceptional innovative product.

Description

The vertical key piston of a kind of brass instrument
Technical field
The present invention relates to musical instrument field, refer to that especially a kind of brass instrument founds key piston.
Background technology
Brass instrument is after air-flow is blown into blow gun by one, causes the musical instrument of lip vibration.They are also referred to as " labrosones ", the literal meaning be " lip vibration musical instrument " (Baines).To on button musical instrument, change pitch, have two methods to accomplish: one, depress the length of key change pipe, two, the air-flow that blows out of player changes the vibration frequency of lip.The general You Liangge of modern brass instrument family:
1, button brass instrument: be by several key combination (be generally 3 or 4, but also have 7 or 7 above situations), adjusted the length of pipe by player's finger depending on the needs of performance.This family has comprised all modern brass instrument except trombone:
High music device: trumpet, cornet, soft sound number;
Alto: French horn, advance round symbol;
Tenor musical instrument: baritone, tenor saxhorn;
Bass: bass saxhorn, No. Su Sha, button trombone;
And the saxhorn series of outdoor band use.
Button is normally in the form of piston.
2, slip pipe brass instrument: the length that changes pipe with trombone slide.The main musical instrument of slip pipe musical instrument is trombone family, but button trombone is also used once in a while, particularly at jazz.
Button can make music for or played by a brass band hand conversion pitch.Work as unlatching, each button changes pitch because air-flow has turned to the pipe increasing, and the length of so vibration that makes musical instrument increases and can play out different harmonic series.First piston type button musical instrument is after invention, at 19th century development.Until just there is in a large number the piston type button that design is good 19 end of the centurys.Between the many decades starting in 19th century, piston type button generally uses on brass instrument.But, so far, almost stop for the improvement of piston, and the procedure of processing of piston is various at present, comprising: (1) does piston cylinder; (2) on piston cylinder, inflate hole; (3) in piston cylinder, plosive is split; (4) welding sound is split; (5) excessively round; (6) car plug; (7) do piston positioning tube; (8) make pilot hole; (9) milling locating slot; (10) piston positioning tube and piston cylinder are welded.And abovementioned steps completes by manual operation, the production efficiency that not only wastes time and energy is low, and product percent of pass is low, second-rate.In addition, at present the structure of piston also exists and causes by the problem such as the smooth pronunciation that does not directly affect musical instrument of air-flow.
Summary of the invention
The present invention proposes the vertical key piston of a kind of brass instrument, has solved in prior art the procedure of processing of piston various, and step completes by manual operation, and the production efficiency that not only wastes time and energy is low, and product percent of pass is low, second-rate problem.
Technical scheme of the present invention is achieved in that
The vertical key piston of a kind of brass instrument, comprising:
Piston only, described piston only is provided with air drain;
Piston handle;
Wherein, described piston only and described piston handle are one-body molded.
Further, described piston handle is provided with pilot hole and locating slot vertically, and described pilot hole is communicated with described locating slot.
Further, described air drain comprises:
The first spirality air drain, is arranged on described piston only;
The second spirality air drain, is arranged on described piston only;
Straight air drain, is arranged on described piston only.
Preferably, described the first spirality air drain and described the second spirality air drain are double helix shape.
Preferably, described straight air drain is arranged at one end away from described piston handle on piston only.
Preferably, the straight line at described straight air drain place and the straight line at described piston only place are orthogonal.
Preferably, described air drain is arc-shaped slot.
Preferably, described piston only is copper piston only, and described piston handle is copper piston handle.
Preferably, described piston only is stainless steel piston only, and described piston handle is stainless steel piston handle.
Preferably, described piston only is aluminium piston only, and described piston handle is aluminium piston handle.
Beneficial effect of the present invention is:
1, the vertical key piston of brass instrument of the present invention, adopts air drain to replace traditional pore, directly on piston only 1, does outgassing groove, greatly simplify production stage, simultaneously can be by machinery and equipment, for example CNC(Computer numerical control, computer digital control machine tool, be called for short numerically-controlled machine), realize mass production, greatly reduced home built human and material resources cost, production efficiency is high, product percent of pass is high, and quality is good.In addition, adopt air drain to replace traditional pore, air-flow trend is more reasonable, makes air-flow more smooth and easy.
2, the vertical key piston of brass instrument of the present invention, has overcome the vertical key piston of traditional brass instrument and has been only suitable for the problem that adopts copper to do, and the making material of the vertical key piston of brass instrument is expanded to stainless steel, aluminium or other metal.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the vertical key piston of a kind of brass instrument of the present invention;
Fig. 2 is the side view of Fig. 1.
In figure:
1, piston only; 2, piston handle; 3, pilot hole; 4, locating slot; 5, the first spirality air drain; 6, the second spirality air drain; 7, straight air drain.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1-2, a kind of brass instrument of the present invention founds key piston, comprising:
Piston only 1, piston only 1 is provided with air drain;
Piston handle 2;
Wherein, piston only 1 is one-body molded with piston handle 2.
Particularly, piston only 1 is right cylinder, and piston handle 2 is cylindric; Traditional vertical key piston, its piston only is to be rolled into after cylindric and to be welded by copper coin; The diameter of piston only 1 is greater than the diameter of piston handle 2.
Brass instrument of the present invention founds key piston, adopt air drain to replace traditional pore, directly on piston only 1, do outgassing groove, greatly simplify production stage, simultaneously can be by machinery and equipment, for example CNC(Computer numerical control, computer digital control machine tool, be called for short numerically-controlled machine), realize mass production, greatly reduce home built manpower, material resources cost, the multiple difficult problems in each production stage of tradition are avoided, for example on piston cylinder, inflate hole pore orientation problem and do piston cylinder, welding sound is split, do piston positioning tube, problems of welded quality during piston positioning tube and piston cylinder are welded, production efficiency is high, product percent of pass is high, quality is good.In addition, adopt air drain to replace traditional pore, air-flow trend is more reasonable, makes air-flow more smooth and easy.
Brass instrument of the present invention founds key piston, and piston handle 2 is provided with pilot hole 3 and locating slot vertically 4, and pilot hole 3 is communicated with locating slot 4.
Wherein, the quantity of pilot hole 3 and locating slot 4 is one, two or more, on piston handle 2, all axially evenly arranges.For example, in the time that the quantity of pilot hole 3 and locating slot 4 is two, pilot hole 3 and locating slot 4 be all axially corresponding settings on piston handle 2.
Brass instrument of the present invention founds key piston, and described air drain can comprise:
The first spirality air drain 5, is arranged on piston only 1;
The second spirality air drain 6, is arranged on piston only 1;
Straight air drain 7, is arranged on piston only 1.
Certainly, the first spirality air drain 5 and the second spirality air drain 6 can also adopt straight air drain or fold-line-shaped air drain to replace, straight air drain 7 can also adopt spirality air drain or fold-line-shaped air drain to replace, and adopts the air drain of which kind of form, mainly determines according to the brass kind of reality.
Wherein, preferably, described the first spirality air drain 5 and the second spirality air drain 6 are double helix shape.The first spirality air drain 5 and the second spirality air drain 6 are double helix shape, more meet fluid mechanics, thereby make air-flow trend more reasonable, and air-flow is more smooth and easy.Certainly, the first spirality air drain 5 and the second spirality air drain 6 also can be parallel to each other, and the present invention does not limit this.
Wherein, preferably, described straight air drain 7 is arranged at one end away from piston handle 2 on piston only 1.
Wherein, preferably, the straight line at described straight air drain 7 places and the straight line at piston only 1 place are orthogonal.The straight line at straight air drain 7 places and the straight line at piston only 1 place are orthogonal is mainly the convenience of considering processing, and certainly, the angle of the straight line at straight air drain 7 places and the straight line at piston only 1 place can also be an acute angle, and the present invention does not limit this.
Wherein, preferably, described air drain is arc-shaped slot.In addition, the degree of depth of air drain can be greater than, be equal to or less than the radius of circular arc.
Wherein, preferably, described piston only 1 is copper piston only, and piston handle 2 is copper piston handle.
Wherein, preferably, described piston only 1 is stainless steel piston only, and piston handle 2 is stainless steel piston handle.
Wherein, preferably, described piston only 1 is aluminium piston only, and piston handle 2 is aluminium piston handle.
It should be noted that, traditional vertical key piston all adopts copper to be made, and its main cause is traditional vertical key piston structure, uses its hardness of stainless steel larger, and difficulty of processing is large on the one hand, and product qualified rate is low on the other hand; And use aluminium material, although its softer easy processing, in the time of welding, difficulty is larger, product qualified rate is low.Therefore, traditional vertical key piston all adopts copper to be made, and raw materials cost is high, and the step that need to manually complete is many.Brass instrument of the present invention founds key piston, has overcome the vertical key piston of traditional brass instrument and has been only suitable for the problem that adopts copper to do, and the making material of the vertical key piston of brass instrument is expanded to stainless steel, aluminium or other metal.
In addition, can also provide a kind of method of producing the vertical key piston of brass instrument of the present invention, comprise the following steps:
1, right cylinder car is become to piston only 1 and piston handle 2, certainly, can also pass through cold-extruded machine-shaping;
2, milling pilot hole 3 on piston handle 2;
3, piston handle 2 millings are become to cylindric, the degree of depth of cylinder is the length of piston handle 2;
4, milling locating slot 4 on piston handle 2;
5, get on the bus or milling the first spirality air drain 5 at piston handle;
6, get on the bus or milling the second spirality air drain 6 at piston handle;
7, get on the bus or the straight air drain 7 of milling at piston handle.
Wherein, step 5 and step 6 can time processing moulding, needn't be divided into two steps; Step 7 can be before step 1-6 any one.
Brass instrument of the present invention founds key piston, not only can simple chemical process, improve the concentricity of vertical key piston and piston handle, and significantly cut down finished cost; But also can strengthen the physical strength of vertical key piston entirety, and extend its serviceable life, ensure impermeability and the high-quality playing effect of vertical key piston, operate more laborsavingly, freely, and provide great convenience for user's performance.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (10)

1. the vertical key piston of brass instrument, is characterized in that, comprising:
Piston only (1), described piston only (1) is provided with air drain;
Piston handle (2);
Wherein, described piston only (1) is one-body molded with described piston handle (2).
2. the vertical key piston of brass instrument according to claim 1, is characterized in that, described piston handle (2) is provided with pilot hole (3) and locating slot vertically (4), and described pilot hole (3) is communicated with described locating slot (4).
3. the vertical key piston of brass instrument according to claim 1, is characterized in that, described air drain comprises:
The first spirality air drain (5), is arranged on described piston only (1);
The second spirality air drain (6), is arranged on described piston only (1);
Straight air drain (7), is arranged on described piston only (1).
4. the vertical key piston of brass instrument according to claim 3, is characterized in that, described the first spirality air drain (5) is double helix shape with described the second spirality air drain (6).
5. the vertical key piston of brass instrument according to claim 3, is characterized in that, described straight air drain (7) is arranged at the upper one end away from described piston handle (2) of piston only (1).
6. the vertical key piston of brass instrument according to claim 3, is characterized in that, the straight line at the straight line at described straight air drain (7) place and described piston only (1) place is orthogonal.
7. the vertical key piston of brass instrument according to claim 1, is characterized in that, described air drain is arc-shaped slot.
8. the vertical key piston of brass instrument according to claim 1, is characterized in that, described piston only (1) is copper piston only, and described piston handle (2) is copper piston handle.
9. the vertical key piston of brass instrument according to claim 1, is characterized in that, described piston only (1) is stainless steel piston only, and described piston handle (2) is stainless steel piston handle.
10. the vertical key piston of brass instrument according to claim 1, is characterized in that, described piston only (1) is aluminium piston only, and described piston handle (2) is aluminium piston handle.
CN201410126106.6A 2014-03-31 2014-03-31 Vertical key piston of brass instrument Pending CN103915085A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410126106.6A CN103915085A (en) 2014-03-31 2014-03-31 Vertical key piston of brass instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410126106.6A CN103915085A (en) 2014-03-31 2014-03-31 Vertical key piston of brass instrument

Publications (1)

Publication Number Publication Date
CN103915085A true CN103915085A (en) 2014-07-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410126106.6A Pending CN103915085A (en) 2014-03-31 2014-03-31 Vertical key piston of brass instrument

Country Status (1)

Country Link
CN (1) CN103915085A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2665606A (en) * 1950-03-23 1954-01-12 Musik Haus Wohlrab G M B H Valve or piston mechanism for brass band instruments
JP2004117715A (en) * 2002-09-25 2004-04-15 Mikio Nakajima Piston valve
WO2006107742A2 (en) * 2005-04-04 2006-10-12 Verne Q. Powell Flutes, Inc. Musical instrument piston valve
CN201845541U (en) * 2010-11-03 2011-05-25 陈宝国 Piston of wind instrument
CN102369566A (en) * 2009-03-18 2012-03-07 马丁·A·威尔克 Valve for wind instrument
CN203415218U (en) * 2013-09-05 2014-01-29 胡汝刚 Integral piston of brass instrument trumpet
CN203849981U (en) * 2014-03-31 2014-09-24 孙继德 Brass-wind instrument vertical key piston

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2665606A (en) * 1950-03-23 1954-01-12 Musik Haus Wohlrab G M B H Valve or piston mechanism for brass band instruments
JP2004117715A (en) * 2002-09-25 2004-04-15 Mikio Nakajima Piston valve
WO2006107742A2 (en) * 2005-04-04 2006-10-12 Verne Q. Powell Flutes, Inc. Musical instrument piston valve
CN102369566A (en) * 2009-03-18 2012-03-07 马丁·A·威尔克 Valve for wind instrument
CN201845541U (en) * 2010-11-03 2011-05-25 陈宝国 Piston of wind instrument
CN203415218U (en) * 2013-09-05 2014-01-29 胡汝刚 Integral piston of brass instrument trumpet
CN203849981U (en) * 2014-03-31 2014-09-24 孙继德 Brass-wind instrument vertical key piston

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Application publication date: 20140709

RJ01 Rejection of invention patent application after publication