CN1100935C - Siliencer guard for small motorcycle type motor two-wheel cycle - Google Patents
Siliencer guard for small motorcycle type motor two-wheel cycle Download PDFInfo
- Publication number
- CN1100935C CN1100935C CN 00102613 CN00102613A CN1100935C CN 1100935 C CN1100935 C CN 1100935C CN 00102613 CN00102613 CN 00102613 CN 00102613 A CN00102613 A CN 00102613A CN 1100935 C CN1100935 C CN 1100935C
- Authority
- CN
- China
- Prior art keywords
- silencing apparatus
- rear portion
- cover member
- cover
- rearward end
- 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.)
- Expired - Lifetime
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Abstract
In this scooter type motorcycle provided with a rear cover member arranged under a seat to face in an engine body, muffler, rear wheel, etc., to be opened downward, the cover member is formed in rear part drawing shape narrowing a width from a part arranging the seat toward a rear end part as viewed by plane, the muffler is arranged to protrude an almost cylindrically formed rear end part to outside a projection area as viewed by plane of a rear end part of the cover member, the muffler has a muffler protector, and the muffler protector is provided with a side part at least arranged in an outer side part of the muffler and a creep in part which creeps in around the rear end part of the muffler.
Description
The present invention relates to the silencing apparatus safety cover on a kind of silencing apparatus that is arranged at small motorcycle type motorbicycle.
The power unit that is made of motor, transmission case etc. at small motorcycle type motorbicycle is provided with waste pipe, continues to eliminate the noise at the downstream portion of outlet pipe and uses silencing apparatus.
Sometimes, for the noise that improves aesthetic appearance and prevent to produce from silencing apparatus etc., at the arranged outside silencing apparatus safety cover of silencing apparatus.
; in the prior art; as No. 2608428 communique of Japan Patent is disclosed; in small motorcycle type motorbicycle; make motor with the outlet pipe that comprises silencing apparatus and transmission case etc. integrated, adopt the power unit form of the vibration movement type of their relative vehicle body one swings; The silencing apparatus safety cover covers being provided with partially of the silencing apparatus outside.
Above-mentioned existing silencing apparatus from below-seat portion extend to that rear ground is provided with and relatively the open cover member in below plane view, be contained in the sidepiece of cover member and be capped.
Therefore, silencing apparatus is in the sidepiece at rear portion of cover member is configured to area of contour under the plane view, and when the power unit was mobile up, a side of cover member was consistent with the outer side surface of silencing apparatus or make silencing apparatus be positioned at its inboard.
, in small motorcycle type motorbicycle, the design and the shape of rear portion cover member (back cover) that is configured to the rear from below-seat is very big to the glamour influence of commodity, has to make in plane view as required the shape of end for shrinking thereafter sometimes.
On the other hand, the silencing apparatus that is disposed at above-mentioned cover member underpart has the tendency that maximizes according to the requirement of environment etc., can not cover silencing apparatus by the cover member sometimes as above-mentioned prior art.Along with the difference of machine, delivery temperature can not fully descend near the silencing apparatus rearward end sometimes, under this occasion, when the thermal diffusivity of considering the raising silencing apparatus cools off property with raising, is difficult to cover silencing apparatus all sidedly by the cover member under plane view.
Profile at silencing apparatus becomes big occasion as described above, cover silencing apparatus in order to comprise ground, silencing apparatus rear portion by the cover member comprehensively, the shape that protrudes into outer side etc. is had to become in the rear portion of cover member, the shape of the rearward end of cover member is subjected to the restriction of silencing apparatus, thereby has influence on the global design of small motorcycle type motorbicycle.
As a result, this two-wheeled in, have the possibility of the design freedom of the important cover member of infringement.
The present invention makes in order to overcome the above problems; its purpose is to provide a kind of silencing apparatus safety cover of small motorcycle type motorbicycle; rear end at the rear portion cover member that makes small motorcycle type motorbicycle according to the requirement in the design is the occasion that little width ground shrinks; or according to thermal diffusivity; the raising of cooling property and the requirement of the depollution of environment etc. make the silencing apparatus capacity become occasion big or that profile is maximized; the silencing apparatus rear portion protrudes into the outer side at cover member rear portion in plane view; but in such occasion; can adopt the design that can make silencing apparatus rear portion and rear portion cover member coupling; can adopt the design of the rear portion cover member that can not be subjected to the silencing apparatus restriction, improve the degrees of freedom of rear portion cover member.
Other purpose of the present invention is to provide a kind of silencing apparatus safety cover of small motorcycle type motorbicycle, even the silencing apparatus rearward end protrudes into the rearward end of rear portion cover member, also can protect this silencing apparatus rearward end.
In order to address the above problem, the rear portion cover member that the small motorcycle type motorbicycle of the present invention's the 1st scheme has is configured in the below of vehicle seat, facing to engine body, silencing apparatus, trailing wheel etc., and open towards the below; It is characterized in that: above-mentioned cover member forms in plane view from above-mentioned vehicle seat configuration portion and makes the rear portion collapsed shape of narrowed width in the end backwards; above-mentioned silencing apparatus reaches the area of contour other places of above-mentioned cover member rearward end in plane view with the rearward end that forms tubular substantially and is configured; above-mentioned silencing apparatus has the noise elimination safety cover, and this silencing apparatus safety cover has the sidepiece that is disposed at this silencing apparatus lateral part at least and is transferred to the portion that changes over to of this silencing apparatus rearward end.
According to said apparatus; even the rearward end of silencing apparatus is stretched out outside the area of contour of rearward end in plane view that is configured to the cover member; owing to cover the sidepiece and the rearward end of silencing apparatus with the silencing apparatus safety cover; the part that reaches the cover sidepiece that particularly comprises rearward end; so; by using and covering means such as member identical materials shaping silencing apparatus safety cover, the rear portion of this cover member and the silencing apparatus safety cover that protrudes into the side are mated in design.In addition, even stretch out the silencing apparatus end from the rearward end of cover member, also can be by the rearward end that part covers silencing apparatus that changes over to of silencing apparatus safety cover, protection silencing apparatus rearward end.
Fig. 1 is the outward appearance side view with small motorcycle type motorbicycle of the silencing apparatus that silencing apparatus safety cover of the present invention has been installed.
Fig. 2 is the planimetric map of Fig. 1.
Fig. 3 is silencing apparatus and the perspective exploded view of silencing apparatus safety cover before installation.
Fig. 4 is for having installed the side view of the state of silencing apparatus safety cover at silencing apparatus.
Fig. 5 is the 5-5 line sectional view of Fig. 4.
Fig. 6 is the 6-6 line sectional view of Fig. 4.
Fig. 7 for from Fig. 4 to looking the observed figure of 7 directions.
Form of implementation of the present invention is described below with reference to the accompanying drawings.Observe along the symbol sensing among the figure.
Fig. 1 is the exterior sideview figure with small motorcycle type motorbicycle of the silencing apparatus that silencing apparatus safety cover of the present invention has been installed.Right hand view shown in the figure.
Illustrate roughly that according to Fig. 1 small motorcycle type motorbicycle 1. symbols 2 are front-wheel below, front-wheel 2 is supported on the head pipe of not shown vehicle frame capable of free rotationly by front fork 3, the handle 4 that turns to by top turns to, the vehicle frame front portion is that front shroud 6 covers by front portion cover member, and front-wheel 2 covers top by front mudguard 5.
The low chassis formula pedal that is in lower position extends towards the rear from the bottom of front shroud 6, and configuration passenger riding vehicle seat 8 above the rear portion of pedal 7 is provided with resinous rear portion cover member 9 from the below of vehicle seat 8 to the rear.
Configuration is with the power unit 15 of incorporate vibration movement types such as motor 13, transmission case 14 below the cover member 9 of rear portion, at the rear support trailing wheel 16 of this power unit 15, but free swaying ground supporting front end on the unshowned in the drawings vehicle frame of this power unit 15.
Rear portion cover member 9 is positioned at the top of power unit 15, and open towards the below.
At the outlet pipe 17 and the silencing apparatus 18 that are made of venting gas appliance the right flank that the illustrates configuration of power unit 15, outlet pipe 17 is connected to not shown gas exhaust manifold, connects the upstream portion of silencing apparatus 18 at the downstream portion of outlet pipe 17.
The rear portion of silencing apparatus 18 extends to the rear of power unit 15, at the outer side surface of silencing apparatus 18 silencing apparatus safety cover 19 is set.
Fig. 2 is the planimetric map of Fig. 1, and in plane view, the width of the part that is positioned at above-mentioned vehicle seat 8 both sides of rear portion cover member 9 is big, and reduces width towards the rear lentamente, and the width minimum of rear portion 9a is collapsed shape, and rearward end 9b forms arcuation.
The rear portion 18a of rearward end that comprises above-mentioned silencing apparatus 18 is from a side at the rear portion of cover member 9, protrude the side towards the rear and outwardly for the right side in the drawings.
Therefore, the rear portion 18a of silencing apparatus 18 reaches outside rear portion 9a, the rearward end 9b area of contour in plane view of cover member 9.The rearward end of silencing apparatus 18 protrudes into the outside of outer cover component 9 at the rearward end 9b rear of this side.
Fig. 3 is silencing apparatus 18 and the perspective exploded view of silencing apparatus safety cover 19 before installation.
The body 18b of silencing apparatus 18 is large diameter cylindric, and front end (end, upstream) 18c is a funnel-like, and the small diameter portion of last end is routed to rearward end (downstream end) 17a of the outlet pipe 17 of minor diameter.
Periphery top, rear portion from the intermediate portion of muffler body 18b to outlet pipe 17, tangle by under side-looking, being roughly the supporting stay 20 that similar leg-of-mutton tabular component constitutes both sides, will support stay 20 by welding etc. and be fixed on the periphery top of the intermediate portion of muffler body 18b to outlet pipe 17 front ends.
Above-mentioned supporting stay 20 has a plurality of mounting hole 20a ... (represent a plurality of, below identical).By this mounting hole 20a ... mounting support is at transmission case 14 of above-mentioned power unit 15 etc.Like this, swingingly support silencing apparatus 18 with power unit 15 one.
In the rearward end of silencing apparatus 18 towards the rear projectedly by being roughly hemispheric end socket 18d obturation, bottom at this end socket 18d has plat part 18e, from this plat part 18e towards the rear obliquely projection jet pipe 18f is set, the waste gas from this jet pipe 18f toward outside airborne release silencing apparatus in 18.The front end of jet pipe 18f is preferably accommodated the vehicle body inboard from the rear end of silencing apparatus safety cover 19.
At the outer side surface (being in an embodiment and the suitable outer side surface of two-wheeled right outer side surface) of the body 18b of silencing apparatus 18, fixedly install safety cover by front and back such as welding with leaving stay 21,21 is installed.This safety cover is installed stay 21,21 and be roughly similar Z-shaped shape under side-looking, and front and back are symmetric shape.
Safety cover is installed stay 21,21 approaching in opposite directions spill base portion 21a, 21a and is fixed on muffler body 18b; have the L shaped intermediate portion 21b, the 21b that extend to symmetrical updip towards front and back from base portion 21a, 21a outwardly (inclination is oblique); have flat assembly department 21c, 21c that screw hole 21d, 21d are set by welded nut etc. in the end of intermediate portion 21b, 21b symmetrically, form by steel plate materials integratedly respectively.
Silencing apparatus safety cover 19 has the length identical with muffler body 18b, or has than its long slightly size, or above-below direction is of a size of from the top of outer side covers silencing apparatus 18 outer side surfaces to the size of Lower Half.
Material as silencing apparatus safety cover 19; because it is enough big from the distance of the assembly department of silencing apparatus safety cover 19 that the silencing apparatus safety cover is installed the weld part of stay 21,21 and silencing apparatus 18; so needn't too consider heat resistance, for example, form by the stable on heating resin that has that contains glass fibre etc.Silencing apparatus safety cover 19 is preferably to have and above-mentioned rear portion cover member 9 identical or similar tones.
The side face 19a that constitutes silencing apparatus safety cover 19 intermediate portions forms rear portion 19b with the interior side direction bending of rearward end towards the overall width direction, in addition, though front end 19c does not reach the degree of rear portion 19b, slightly towards overall width direction inside bend yet.
Leave along front and back at the side face 19a of silencing apparatus safety cover 19 concavity mounting hole 19d, 19d are set, in addition, have the hole 19e of lengthwise by the rear part at side face 19a ...In the drawings, symbol 22,22 is the installation screw of silencing apparatus safety cover 19.
Fig. 4 illustrates the profile of the silencing apparatus 18 under the state that silencing apparatus safety cover 19 has been installed.
As seen from the figure; silencing apparatus safety cover 19 covers its outer side surface to Lower Half by side face 19a from the outer side surface top of silencing apparatus 18; anterior 19c is positioned at the position of arriving the intermediate portion outside facing to the top of silencing apparatus 18 front end 18c, and rear portion 19b extends to the end socket 18d rear that forms silencing apparatus 18 rearward end.
Fig. 5 is the 5-5 line sectional view of Fig. 4, and is such as shown in the figure, and silencing apparatus 19 is facial by assembly department 21c, the 21c of screw 22,22 mounting supports at safety cover installation stay 21,21 in the muffler body 18b outside by the mounting hole at 2 places, front and back.
Safety cover is installed intermediate portion 21b, the 21b side inclination outwardly symmetrically of stay, so side face 19a is supported from the outer side surface of muffler body 18b with leaving predetermined distance.
In addition, the rear portion 19b of silencing apparatus safety cover 19 is provided with the part that to be transferred to this silencing apparatus rearward end be end socket 18d rear from the rear portion 18a of the above-mentioned side face 18b of silencing apparatus 18, i.e. rear portion 19b, and it is linked to each other with side 19a.Between rear portion 19b that is transferred to end socket 18d rear and end socket 18d, the gap that is same as between above-mentioned side face 19a and the muffler body 18b is set.
The front end of the anterior 19c of silencing apparatus safety cover 19 is inwards crooked, faces toward the end face of the front end 18c of funnelform silencing apparatus 18.
Fig. 6 is the 6-6 line sectional view of Fig. 4; as seen from the figure; silencing apparatus safety cover 19 covers its outer side surface ground setting from the first half of silencing apparatus 18 outer side surfaces to Lower Half, and the 19f of end edge portion up and down, the 19f of silencing apparatus safety cover 19 is inwards crooked symmetrically respectively, can improve the rigidity of silencing apparatus safety cover 19.
Fig. 7 for Fig. 4 to the figure that looks 7 directions; as seen from the figure; the rear portion 19b of silencing apparatus safety cover 19 is under the state of watching from the ear end face of silencing apparatus 18; near covering Lower Half from the top of the outer side surface of silencing apparatus 18, being from silencing apparatus 18 ear end faces is that end socket 18d outer side surface covers core end face nearby and looks and be roughly leg-of-mutton shape.In the drawings, facing to the figure of the ear end face of silencing apparatus 18 right half and form the rear portion 19b of silencing apparatus safety cover 19 facing to first ground.
As described above; cover member 9 configuration portion both sides end width stenosis backwards from vehicle seat 8 in plane view; rear portion 9a is a collapsed shape; the area of contour other places of rearward end 9b under plane view that the rear portion 18a that the rearward end of silencing apparatus 18 promptly comprises end socket 18d reaches cover member 9 is configured, the silencing apparatus safety cover 19 that covers silencing apparatus 18 outer side surfaces have the side face 19a corresponding with the part of silencing apparatus 18 lateral parts and be transferred to silencing apparatus rearward end 18d to change part over to be rear portion 19b.
Therefore; even the rear portion of silencing apparatus 18 reaches the outside from the rearward end of rear portion cover 9 for requirement such as silencing apparatus capacity expansion under plane view; also can cover the rear side of silencing apparatuss 18, top, and the end face of rearward end by silencing apparatus safety cover 19; and; because by distance and the weld part of silencing apparatus 18 21,21 installations of silencing apparatus safety cover installation stay and supporting silencing apparatus safety cover 19 enough far away; so can make silencing apparatus safety cover 19 not be metal construction; but be resin, can cover 9 material sense and tone sense with the rear portion and be complementary.
The present invention by above-mentioned consist of can give play to following effect.
In the present invention's the 1st scheme, the rear portion cover member that small motorcycle type motorbicycle has is joined Put below vehicle seat, facing to engine body, silencer and trailing wheel etc., and open towards the below, Above-mentioned cover member forms under plan view from the vehicle seat configuration section rear portion of end narrowed width backwards Collapsed shape, the rearward end that substantially forms tubular of above-mentioned silencer reach the rear end of cover member The projected area other places configuration of section under plan view has the silencer protection that covers silencer Cover, this silencer protective cover has at least the sidepiece that is disposed at this silencer outside portion and is transferred to this The silencer rearward end change part over to; So, make minitype motorcycle type for the requirement in the design The rearward end of two-wheeled rear portion cover member is shrunk to the occasion of little width, or looses according to improving The requirement of hot and cooling and environment purification etc. etc. increases the silencer capacity or makes profile large-scale The occasion of changing is even make the silencer rear portion protrude into the rear outside of cover member under plan view The side also can adopt the design that can make silencer rear portion and rear portion cover Components Matching.
Therefore, in the equipment of small motor cart, as the rear portion cover of in design very important factor Shape, can adopt the design that is not restricted by silencer, in addition, make rear portion cover and muffler cover Material is identical or similar, makes tone etc. identical or similar, and silencer is reached In the situation in the outside of rear portion cover, can make rear portion cover and the silencer that stretches out be mutually not harmony The design of sensation can increase substantially the design freedom of the rear portion cover member of equipment of small motor cart Degree.
In the present invention, even the silencer rearward end protrudes into the rearward end of rear portion cover member, owing to disappear The rear portion of sound device protective cover is transferred to the silencer rear portion, so, also can protect the silencer rearward end, The design of silencer rear portion, silencer rearward end also increases substantially.
Claims (1)
1, a kind of silencing apparatus safety cover of small motorcycle type motorbicycle, this small motorcycle type motorbicycle have rear portion cover member, and this rear portion cover member is configured in the below of vehicle seat, facing to engine body, silencing apparatus, trailing wheel etc., and open towards the below; It is characterized in that: above-mentioned cover member forms in plane view from above-mentioned vehicle seat configuration portion and makes the rear portion collapsed shape of narrowed width in the end backwards; above-mentioned silencing apparatus is configured the area of contour other places in plane view that the rearward end that forms tubular substantially reaches above-mentioned cover member rearward end; above-mentioned silencing apparatus has the silencing apparatus safety cover, and this silencing apparatus safety cover has the sidepiece that is disposed at this silencing apparatus lateral part at least and is transferred to the portion that changes over to of this silencing apparatus rearward end.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04710599A JP3408182B2 (en) | 1999-02-24 | 1999-02-24 | Scooter type motorcycle muffler protector |
| JP047105/1999 | 1999-02-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1264786A CN1264786A (en) | 2000-08-30 |
| CN1100935C true CN1100935C (en) | 2003-02-05 |
Family
ID=12765908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00102613 Expired - Lifetime CN1100935C (en) | 1999-02-24 | 2000-02-24 | Siliencer guard for small motorcycle type motor two-wheel cycle |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3408182B2 (en) |
| CN (1) | CN1100935C (en) |
| IT (1) | IT1319856B1 (en) |
| TW (1) | TW545511U (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4028691B2 (en) * | 2001-04-04 | 2007-12-26 | 本田技研工業株式会社 | Motorcycle cowling structure |
| JP4154307B2 (en) * | 2003-09-30 | 2008-09-24 | 本田技研工業株式会社 | Muffler cover structure for motorcycles |
| DE102008033439A1 (en) | 2007-07-20 | 2009-01-29 | Denso Corporation, Kariya | Vehicle air conditioning system and method for controlling the vehicle air conditioning system |
-
1999
- 1999-02-24 JP JP04710599A patent/JP3408182B2/en not_active Expired - Lifetime
-
2000
- 2000-02-11 TW TW90212714U patent/TW545511U/en unknown
- 2000-02-22 IT ITTO20000163 patent/IT1319856B1/en active
- 2000-02-24 CN CN 00102613 patent/CN1100935C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP3408182B2 (en) | 2003-05-19 |
| CN1264786A (en) | 2000-08-30 |
| ITTO20000163A1 (en) | 2001-08-22 |
| TW545511U (en) | 2003-08-01 |
| IT1319856B1 (en) | 2003-11-03 |
| JP2000248933A (en) | 2000-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20030205 |
|
| CX01 | Expiry of patent term |