CN1632295A - Motorcycle exhaust silencer - Google Patents
Motorcycle exhaust silencer Download PDFInfo
- Publication number
- CN1632295A CN1632295A CN 200510001793 CN200510001793A CN1632295A CN 1632295 A CN1632295 A CN 1632295A CN 200510001793 CN200510001793 CN 200510001793 CN 200510001793 A CN200510001793 A CN 200510001793A CN 1632295 A CN1632295 A CN 1632295A
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- CN
- China
- Prior art keywords
- video disc
- inner core
- tail
- exhaust muffler
- tube body
- 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.)
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- Exhaust Silencers (AREA)
Abstract
A motorcycle exhausting silencer comprises a tube body equipped respectively with a top cover and a tail cap at its both ends, wherein an uncork connected with an exhaust outlet of the engine is mounted at the top cover of the tube body, an exhausting export is mounted at the tail cap, an internal barrel coaxial with the tube body is set inside the tube body, two terminals of the internal barrel are respectively fixed at both ends of the tube body, a perforated pipe coaxial with the internal barrel is mounted inside the internal barrel, said perforated pipe and the internal barrel encloses a ring chamber, and more than one disk is fixed at the internal barrel end in interval and overlapping mode. In accordance with the present invention, tail gas is discharged in radiation form through the gapping places between the multiple ring type disks and will not directly inject; since the tail gas is in contact with the multiple metal disk surfaces in large area, when the tail gas detonates, most heat is absorbed by the metal disks and the open flame is quenched; by changing the number of the disks and adjusting the gapping places between disks, it is very convenient to realize regulation of the exhaust resistance and noise to acclimatize itself to power and sound requirement of different engines.
Description
Technical field
The present invention relates to a kind of exhaust silencer, especially a kind of exhaust muffler for motorcycle belongs to machinery manufacturing technology field.
Background technique
Motorcycle is employed more and more widely as a kind of more convenient small vehicles quick, simple to operate.But the noise problem of motorcycle is the problem that a needs solves always.Existing motor exhaust silencer all is at certain type usually, mainly is at the pairing motor of this type, mates, designs according to different motorcycle models.Under normal conditions, the motorcycle exhaust pipe tail pipe all is a pipe fixing, that certain-length is arranged usually, can't carry out the adjusting of exhaust resistance and sound effect.
During muffler explosion, naked light will eject from muffler tail pipe, can not travel in the place that the fire safety requirement is arranged, and have very big potential safety hazard.
Summary of the invention
The objective of the invention is at the deficiencies in the prior art, a kind of exhaust muffler for motorcycle is provided,, adapt to the motor of different displacements and different tonequality requirements so that regulate exhaust resistance and sound effect; When preventing muffler explosion, naked light ejects from muffler tail pipe.
To achieve these goals, the invention provides a kind of exhaust muffler for motorcycle, comprise a body, the body two ends are respectively equipped with end cap and tail-hood, the end cap of body is provided with the opening that links to each other with exhaust opening of engine, tail-hood is provided with exhaust outlet, a be provided with inner core coaxial in the body with it, the two ends of inner core are separately fixed at the body two ends, inner the be provided with perforated pipe coaxial of inner core with it, this perforated pipe and inner core are enclosed to form ring-like chamber, flow in ring-like chamber when air-flow is flowed from the perforated pipe inner chamber, and the air-flow in two cavitys resonance takes place each other and interferes.
The outside of inner core end is fixed by the inboard of a dividing plate and body end, encloses a cavity between inner core end and the tail-hood, and the inner core end is provided with seals video disc; Seal on the video disc and can also have tail pipe; Inner core end and seal and also be provided with common video disc more than between the video disc, this common video disc is arranged in cavity; Common video disc is for being equidistantly spaced, and preferred distance is 1mm.Be provided with perforated plate in the perforated pipe, be provided with dividing plate in the ring-like chamber, the position that is provided with of perforated plate and dividing plate separates each other.
In sum, exhaust silencer main body of the present invention is for resonating, interfere compound noise elimination structure; Tail pipe substitutes with multiple ring-like video disc, and by radially dispersing discharge, during the tail gas detonation, heat is absorbed by the metal video disc tail gas in a large number, has eliminated naked light by the gap between multiple ring-like video disc; It is simple in structure, and is practical.
Below in conjunction with the drawings and specific embodiments technological scheme of the present invention is described in detail.
Description of drawings
Fig. 1 is provided with structural representation for video disc in the embodiment of the invention one silencing apparatus;
Fig. 2 is the M part partial enlarged drawing of Fig. 1;
Fig. 3 is for sealing one of video disc structural representation;
Fig. 4 is for sealing two of video disc structural representation;
Fig. 5 is one of common video disc structural representation;
Fig. 6 is two of a common video disc structural representation;
Fig. 7 is provided with structural representation for video disc in the embodiment of the invention two silencing apparatuss;
Fig. 8 seals one of video disc structural representation for magnetic tape trailer pipe of the present invention;
Fig. 9 seals two of video disc structural representation for magnetic tape trailer pipe of the present invention.
Embodiment
Embodiment one
As shown in Figure 1, for video disc in the embodiment of the invention one silencing apparatus structural representation is set.As can be known from Fig. 1, the present invention is a kind of exhaust silencer, comprise a body 1, body 1 two ends are respectively equipped with end cap 11 and tail-hood 12, and the end cap 11 of body 1 is provided with the opening 2 that links to each other with exhaust opening of engine, and tail-hood 12 is provided with exhaust outlet 3, a be provided with inner core 4 coaxial in the body 1 with it, the two ends of inner core 4 are separately fixed at body 1 two ends, inner core 4 inner be provided with perforated pipes 5 coaxial with it, and this perforated pipe 5 is enclosed to form ring-like chamber 6 with inner core 4.
Be provided with perforated plate 7 and 8 in the perforated pipe 5, the inner space of perforated pipe 5 is separated into A, B and C chamber; Be provided with dividing plate 61 in the ring-like chamber 6, its inner space is separated into D and E chamber, the position that is provided with of perforated plate 7 and dividing plate 61 separates each other.
The outside of inner core 4 ends is fixed by a dividing plate 41 and the inboard of body 1 end, encloses a cavity F between inner core 4 ends and the tail-hood 12, and inner core 4 end part intervals are overlapping to be fixed with an above video disc.Video disc is to be provided with at interval.
As shown in Figure 1, perforated pipe 5 is formed three chambeies with perforated plate 7 and 8; Form ring-like chamber 6 between perforated pipe 5 and the inner core 4, and be divided into two chambeies by dividing plate 61.Air-flow can arrive the C chamber to the B chamber again by the A chamber; By D chamber, E chamber resonance and interference take place simultaneously, shown in arrow among the figure.Tail gas enters interstitial row between the multiple video disc of afterbody to the F chamber by the C chamber at last, by tail-hood 12, discharges through outlet pipe.
Be screwed in A, B and end, C chamber after multiple video disc 9 is overlapping, tail-hood 12 is enclosed within body 1 end, uses Bolt Connection.When needing to adjust, earlier tail-hood 12 is pulled down, taken off multiple video disc 9 again; Then that video disc quantity on demand is overlapping, add and seal video disc, be screwed; Load onto tail-hood 12 at last.
As shown in Figure 2, be the M part partial enlarged drawing of Fig. 1, as can be known from Fig. 2, multiple video disc 9 comprises that being arranged on inner core 4 ends is provided with and seals video disc 92; Inner core 4 ends and seal and also be provided with common video disc 91 more than between the video disc 92, common video disc 91 is arranged in the F chamber; Common video disc 91 is for being equidistantly spaced, and preferred distance is 1mm.
Embodiment two
As shown in Figure 7, for video disc in the embodiment of the invention two silencing apparatuss structural representation is set.As can be known from Fig. 7, usually in order to obtain better noise reduction and sound effect, can adopt thin and long tail pipe 931, what then constitute the magnetic tape trailer pipe seals video disc 93, its structure such as Fig. 8, shown in Figure 9.
As shown in Figure 7, thin and long tail pipe 931 can increase exhaust resistance, wasted power; Increase the exhaust flow velocity, produce regenerated noise.Therefore video disc 93 is sealed in the end of configuration magnetic tape trailer pipe usually, mixes the common video disc 91 of 2-8 sheet again, just can well regulate tonequality, obtains the tonequality that we need.
In sum, again in conjunction with actual conditions, multiple video disc 9 of the present invention must comprise that the end of sealing video disc 92 or magnetic tape trailer pipe seals video disc 93, cooperates common video disc 91 to use simultaneously.The compound mode of these three kinds of video discs can for: use more than two common video disc 91 and one to seal video disc 92, seal video disc 92 from end blocking-up air-flow, make air-flow can only between the common video disc 91 and common video disc 91 spray with the radial clearance of sealing between the video disc 92; In addition, can use the end of an above common video disc 91 of a slice and a magnetic tape trailer pipe to seal video disc 93; Perhaps also can use the end of magnetic tape trailer pipe to seal video disc 93 separately, adopt the tail pipe 931 of different-diameter and length as required.
Therefore, the present invention in the silencing apparatus afterbody, substitutes traditional tail pipe structure with a kind of brand-new video disc structure applications.During common muffler explosion, naked light will eject from muffler tail pipe.Tail gas of the present invention by the gap between multiple ring-like video disc by radially dispersing discharge, can direct injection; Tail gas contacts with multi-metal disc surface large size, and during the tail gas detonation, heat is absorbed by the metal video disc in a large number, has eliminated naked light, and the motorcycle that guarantees to be equipped with this silencing apparatus can have the local safety of disaster hidden-trouble to exercise in forest etc.
In addition, can realize very easily regulating exhaust resistance and tonequality, adapt to different engine powers and require and the tonequality requirement by the quantity of increase and decrease video disc and the gap between adjustment video disc and video disc.
Need to prove at last, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technological scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (10)
1, a kind of exhaust muffler for motorcycle, comprise a body, the body two ends are respectively equipped with end cap and tail-hood, the end cap of body is provided with the opening that links to each other with exhaust opening of engine, tail-hood is provided with exhaust outlet, a be provided with inner core coaxial in the body with it, the two ends of inner core are separately fixed at the body two ends, it is characterized in that: inner the be provided with perforated pipe coaxial of described inner core with it, this perforated pipe and inner core are enclosed to form ring-like chamber, flow in ring-like chamber when air-flow is flowed from the perforated pipe inner chamber, resonance takes place and interferes in air-flow in two cavitys each other.
2, exhaust muffler for motorcycle according to claim 1 is characterized in that: the outside of described inner core end is fixed by the inboard of a dividing plate and body end, encloses a cavity between inner core end and the tail-hood.
3, exhaust muffler for motorcycle according to claim 2 is characterized in that: described inner core end is provided with seals video disc.
4, exhaust muffler for motorcycle according to claim 3 is characterized in that: described sealing has tail pipe on the video disc.
5, according to claim 3 or 4 described exhaust muffler for motorcycle, it is characterized in that: described inner core end and seal and be provided with common video disc more than between the video disc, this common video disc is arranged in cavity.
6, exhaust muffler for motorcycle according to claim 5 is characterized in that: described common video disc is for being equidistantly spaced.
7, exhaust muffler for motorcycle according to claim 6 is characterized in that: equidistant for 1mm between described common video disc.
8, exhaust muffler for motorcycle according to claim 1 is characterized in that: be provided with perforated plate in the described perforated pipe.
9, exhaust muffler for motorcycle according to claim 1 is characterized in that: be provided with dividing plate in the described ring-like chamber.
10, exhaust muffler for motorcycle according to claim 9 is characterized in that: be provided with perforated plate in the described perforated pipe, the position that is provided with of described perforated plate and dividing plate separates each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510001793 CN1632295A (en) | 2005-01-19 | 2005-01-19 | Motorcycle exhaust silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510001793 CN1632295A (en) | 2005-01-19 | 2005-01-19 | Motorcycle exhaust silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1632295A true CN1632295A (en) | 2005-06-29 |
Family
ID=34852894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510001793 Pending CN1632295A (en) | 2005-01-19 | 2005-01-19 | Motorcycle exhaust silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1632295A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101598079A (en) * | 2009-07-21 | 2009-12-09 | 重庆隆鑫机车有限公司 | Motorcycle engine |
| CN101165320B (en) * | 2006-10-18 | 2010-09-01 | 方建升 | Grating type harmonic wave sound absorber |
-
2005
- 2005-01-19 CN CN 200510001793 patent/CN1632295A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101165320B (en) * | 2006-10-18 | 2010-09-01 | 方建升 | Grating type harmonic wave sound absorber |
| CN101598079A (en) * | 2009-07-21 | 2009-12-09 | 重庆隆鑫机车有限公司 | Motorcycle engine |
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