CN1281855C - Waste gas purifier of light motorcycle type vehicle - Google Patents
Waste gas purifier of light motorcycle type vehicle Download PDFInfo
- Publication number
- CN1281855C CN1281855C CNB021035555A CN02103555A CN1281855C CN 1281855 C CN1281855 C CN 1281855C CN B021035555 A CNB021035555 A CN B021035555A CN 02103555 A CN02103555 A CN 02103555A CN 1281855 C CN1281855 C CN 1281855C
- Authority
- CN
- China
- Prior art keywords
- strainer
- air
- secondary air
- waste gas
- mentioned
- 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 - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
- F02B61/02—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving cycles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J15/00—Mud-guards for wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K19/00—Cycle frames
- B62K19/46—Luggage carriers forming part of frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K2202/00—Motorised scooters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
- Body Structure For Vehicles (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
A sub-air cleaner by suppressing an increase of the number of parts. A rear wheel 21 is supported in a rear part of a swing type power unit 18 connected with a vehicle body frame so as to oscillate freely, and a rear fender 35 is arranged above the rear wheel 21 to support it on a rear frame 23. A case part of the sub-air cleaner 40 is integrally provided in a front part of the rear fender 35 and is connected with a secondary air control valve 42 supported on the rear frame 23 in front of it by a hose ignition coil 48, and the secondary air control valve 42 is connected with an exhaust passage of an engine 30 through a rubber hose 44 and a metallic pipe 45.
Description
Technical field
The present invention relates to a kind of waste gas cleaning plant of light motor cycle type vehicle.
Background technique
The engine exhaust gas purification device of clean air being delivered to the secondary air-strainer of these 2 grades of air shut-off valves at 2 grades of air shut-off valves of the portable vehicle set with rock type power unit and being used for is a known technology, such structure is disclosed at Japanese kokai publication hei 6-50140 number, wherein, 2 grades of air shut-off valves are installed to silencing apparatus, the secondary air cleaner supporting that will form independently with other parts at its rear connects this 2 grades of air shut-off valves and secondary air-strainer to the vehicle frame rearward end by flexible pipe.
, as above-mentioned conventional example, when independently secondary air-strainer being set, the number of components of secondary air-strainer self increases, and required stay etc. is set in order to attach it to frame sides number of components is increased, and in addition, installation work-hour also increases.In addition, the layout of the secondary air-strainer of characteristics improvement configuration of light motor cycle type vehicle is considered in hope, to obtain good space efficiency, in addition, wishes to consider the durability that improves secondary air-strainer.
Summary of the invention
In order to address the above problem, a first aspect of the present invention provides a kind of waste gas cleaning plant of light motor cycle type vehicle, motor and transmission case in this light motor cycle type vehicle form, rock type power unit at the rear portion of this transmission case with supporting wheels is hanging to body tail, simultaneously, above above-mentioned trailing wheel, dispose rear mudguard, and this rear mudguard supported on the vehicle frame, waste gas is purified from the exhaust passage that secondary air-strainer is delivered to motor with 2 grades of air by 2 grades of air shut-off valves; It is characterized in that: form the housing section of above-mentioned secondary air-strainer with above-mentioned rear mudguard.
A second aspect of the present invention is on the basis of above-mentioned first aspect, also has following feature: the trailing wheel one side configuration engine charge air-strainer above the transmission case of above-mentioned rock type power unit, simultaneously, the vehicle body opposition side at relative this air-strainer and trailing wheel disposes above-mentioned secondary air-strainer.
A third aspect of the present invention also has following feature on the basis of above-mentioned first aspect: the suction port of above-mentioned secondary air-strainer on above-mentioned rear mudguard towards vehicle body rear opening.
According to first aspect, owing to be integrally formed into the case portion of secondary air-strainer with rear mudguard, so, even secondary air-strainer is set, also can partly suppress the increase of number of components corresponding to this case.And, owing to there is no need individually secondary air cleaner supporting to vehicle frame, so, also can suppress installation work-hour.
According to second aspect, owing to clip trailing wheel air-strainer and secondary air-strainer separate configuration are arrived the vehicle body both sides, so, can utilize the characteristics of light motor cycle type vehicle to dispose secondary air-strainer with good space efficiency.
According to the third aspect, owing on rear mudguard, make the suction port of secondary air-strainer towards vehicle body rear opening, so secondary air-strainer can attract dust that is splash by trailing wheel on the rear mudguard and water etc. to sneak into less air, prolongs the Cleaning period of air filter.
Description of drawings
Fig. 1 is a profile of having used the light motor cycle type vehicle of present embodiment.
Fig. 2 is the in-built profile that the rear body of above-mentioned light motor cycle type vehicle is shown.
Fig. 3 is the planimetric map of same section.
Fig. 4 is the sectional view (the 4-4 line sectional view of Fig. 3) of secondary air-strainer part.
Fig. 5 is the figure of effect that is used for the light motor cycle type vehicle rear portion of explanatory drawing 1.
Embodiment
One embodiment is described with reference to the accompanying drawings.Fig. 1 is a profile of having used the light motor cycle type vehicle of present embodiment, Fig. 2 is the in-built figure of body tail that this light motor cycle type vehicle is shown, Fig. 3 is the planimetric map of same section, Fig. 4 is the sectional view (the 4-4 line sectional view of Fig. 3) of secondary air-strainer part, and Fig. 5 is the figure that the body tail side action is shown.
Illustrate that at first, roughly vehicle body is all.The symbol 1 of Fig. 1 is a front-wheel, and symbol 2 is a front fork, and symbol 3 is a front mudguard, and symbol 4 is metal front shroud, and symbol 5 is metal or resinous preceding back side cover, and symbol 6 is the resinous handgrip cover that turns to, and symbol 7 is a Headlamps, and symbol 8 is for turning to handgrip.
The vehicle body central part constitutes the low chassis formula pedal 10 as leg rest portion, its rear portion be provided with specified altitude towards above erect and grow the back cover 11 that extended longways hollow shape is opened up and down towards the rear.Back cover 11 is made by metal or resin, and the opening portion of top is by the vehicle seat 12 to elongation opens and closes towards front and back.In back cover 11, be provided with towards above the open case 13 of accommodating, inside has the big capacity that can accommodate large items such as the helmet.
Below pedal 10, be provided with along the vehicle body center towards front and back to the main frame 14 of extended metal control and the transverse tube 15 that extends to left and right direction of portion in its back-end, connecting from power unit 18 bottoms the extended arm 19 towards the place ahead in the rear end of main frame 14 by the connecting rod 17 of link supporting portion 16 that an end axle Zhi Yu is protruded towards the rear, is that oscillation center makes rock type power unit 18 towards freely shaking up and down with its tie point 20a and 20b.
At the rearward end one side bearing trailing wheel 21 of rock type power unit 18, and rear buffering device 22 is connected to and back framework 23 between, thus rock type power unit 18 is hanging to the rear portion of vehicle frame.
As shown in Figure 2, the spare tyre mounting pipe 24 of the rear end of back framework 23 is protruded towards the top, extends to the outside from the back side portion of back cover 11, here, and supporting spare tyre 25 (Fig. 1).
Rock type power unit 18 makes the transmission case 31 at 4 stroke air cooled engines 30 of front side and rear integrated, motor 30 flatly leans forward substantially, rock type power unit 18 all forms to elongation towards front and back, at the rear end of transmission case 31 a side bearing trailing wheel 21.
At the transmission case 31 upper supports air-strainer 32 that to be used for the secondary air-strainer described later relatively of motor 30 air inlets be the primary air filter cleaner.Front end at air-strainer 32 is provided with vent box 33, connects breathing pipe 34 here from the cylinder head top of motor 30, the unburned gas of motor 30 is recovered to vent box, from turning back to Carburetor (aftermentioned) here.
The resinous rear mudguard 35 of configuration above trailing wheel 21 supports to back framework 23 with it.Its support is arranged at the front and rear part of rear mudguard 35, anterior assembly department 35 integrally formed and that will protrude into the top is connected to the stay 27 that protrudes towards the below from the transverse tube 26 of back framework 23, and the rear portion is integrally formed and be installed to stay 28 from back framework 23 rearward end towards the below protrusion by the assembly department 37 that bolt 38 and nut 29 will protrude towards the top.
As shown in Figure 3, be wholely set secondary air-strainer 40 on the vehicle body right side that the relative trailing wheel 21 of rear mudguard 35 front ends is in air-strainer 32 opposition sides.Rubber hose 41 is extended towards the place ahead from the bottom of this pair air-strainer 40, is connected in the waste-gas cleaning that is configured to secondary air-strainer 40 the place aheads with 2 grades of air shut-off valves 42.
Dress is used to control the air quantity control valve (エ ア カ Star ト バ Le Block) of air delivery volume and the needle spring plate valve that conduct prevents the safety check that waste gas flows backwards in 2 grades of air shut-off valves 42.The needle spring plate valve prevents to flow backwards towards air quantity control valve, secondary air-strainer from the waste gas of exhaust passage.The air quantity control valve is connected with the air inlet side of motor by negative pressure pipe 43, cuts off the supply to 2 grades of air of exhaust passage when engine retard, prevents the resume combustion in silencing apparatus.
Be connected with metal tube 45 by rubber hose 44 between 2 grades of air shut-off valves 42 and the motor 30.Rubber hose 44 is convexly curved towards the place ahead under the plane view of Fig. 3, be across to left and right direction on the motor 30, under lateral plan (Fig. 2), constitute く word shape substantially, one distolaterally extends to oblique back upper place on the vehicle body right side, is connected to the joint 42a (Fig. 3) of the front that is arranged at 2 grades of air shut-off valve 42 the place aheads.The joint 42a of these 2 grades of air shut-off valves 42 protrudes towards the place ahead from the front of 2 grades of air shut-off valves 42 integratedly towards oblique front lower place, with along with rock type power unit 18 to shake the direction (the arrow A direction of Fig. 2) that rubber hose 44 moves unanimous on the whole.
Another distolateral left side that extends to motor 30 as shown in Figure 2, towards the past tiltedly rear lower side bending of the left surface of motor 30, is connected with an end of metal tube 45 by joint 45a, by fixed block 45b anticreep (Fig. 3).Joint 45a shakes direction (the arrow B direction of Fig. 2) towards what be same as metal tube 45 upper end portions shaken with rock type power unit 18 substantially.
2 grades of air shut-off valves 42 are installed to the valve stay 29 that protrudes into the below from the back framework 23 on vehicle body right side.In addition, at the part supporting point fire coil 48 that is connected with valve stay 29, high-tension coil flexible cord 49 is connected to the spark plug of 4 stroke air cooled engines 30 from this spark coil 48.
As shown in Figure 4, the shell portion of secondary air-strainer 40 50 is integrally formed with rear mudguard 35, its bottom front integrally formed towards below the connecting tube 51 that protrudes,, connect an end of rubber hose 41 from the below here.
Shell portion 50 is open towards the top, accommodates air filter 52 at this opening portion, and the side is covered with and cover 53 from it, by the bolt 54 that inserts from the below will cover 53 and shell portion 50 integrated.Be divided into the clean room 55 of below and the dirty chamber 56 of top by air filter 52 in the secondary air-strainer 40.
Connect and lid 53 suction tude that form as one 57 in dirty chamber 56.Suction tude 57 is extended towards the rear from covering 53 central water level land, protrudes towards the rear from covering 53 back, and opening towards the rear above rear mudguard 35 attracts the air on the rear mudguard 35 from the rear.The air that enters into dirty chamber 56 from suction tude 57 is cleaned when entering into clean room 55 by air filter 52, is sent to 2 grades of air shut-off valves 42 after becoming clean air.
Label 60 among Fig. 3 is a connecting tube, and label 61 is a Carburetor.Connecting tube 60 is connected to the front portion of air-strainer 32, is communicated with its clean room, and simultaneously, front end is connected to Carburetor 61.In addition, portion connects the tubule 62 that stretches out from vent box 33 therebetween, makes to spill gas and turn back to Carburetor 61.Carburetor 61 is connected to the gas-entered passageway of motor 30.
In addition, as shown in Figure 5, back cover 11 can be that the center makes the front side turn round towards the top with the pivot 23a that is located at framework 23 rear ends, back with vehicle seat 12, and, can keep these turn states by stay 63, thereby can keep in repair the described later rock type power unit relevant portion that is disposed at back cover 11 inboards etc.In addition, symbol 64 shown in Figure 2 is a fuel tank, places rear mudguard 35 tops, by the rear support of back framework 23.Stay 63 is supported on vehicle frame with front end under the state of accommodating, the rear end is supported on rear mudguard.
Below, the effect of present embodiment is described.As shown in Figure 3 and Figure 4 since with the shell portion 50 of rear mudguard 35 integrally formed secondary air-strainer 40, so, secondary air-strainer 40 can be set separately, suppressed the increase of number of components.And, because secondary air-strainer 40 is not installed to back framework 23, rear mudguard 35 is installed to back framework 23 gets final product, so, do not need special secondary air-strainer installation components such as special stay, can reduce number of components, and can suppress the increase of installation work-hour.
In addition, because secondary air-strainer 40 and air-strainer 32 are clipped the left and right sides of trailing wheel 21 separate configuration to vehicle body, so, can utilize above the silencing apparatus 47 on rear buffering device 22 right sides to have the characteristic of the light motor cycle type vehicle of more surplus, dispose secondary air-strainer 40 with good space efficiency as the article configuration space.
In addition, as shown in Figure 4, the secondary air-strainer 40 that is set in place near the front end right-hand member side of the rear mudguard 35 the right side wall inner face of back cover 11 makes suction tude 57 openings towards the rear above rear mudguard 35, so, attract air from the space that surrounds by back cover 11 and rear mudguard 35.For this reason, can attract the dust that splashes by trailing wheel 21 and water etc. relatively to be difficult to the air of reduced contamination that enters, so, be difficult for stopping up the mesh of air filter 52, the Cleaning period of air filter 52 is prolonged.
In addition, as shown in Figures 2 and 3, connect the metal tube 45 that shakes with rock type power unit 18 one and be fixed between 2 grades of air shut-off valves 42 of back framework 23 sides by rubber hose 44, simultaneously, under plane view, make this rubber hose 44 crooked towards projection ground, the place ahead, simultaneously, to left and right direction across the configuration of ground, motor 30 tops, so, can easily absorb the interval variation that is accompanied by between metal tube 45 upper ends that shaking of rock type power unit 18 produced and the 2 grades of air shut-off valves 42 by the distortion of the long curved part of rubber hose 44.
In addition, as shown in Figure 2, make rubber hose 44 under lateral plan, form right く word shape, 2 grades of air shut-off valve 42 sides are along with the movement direction (arrow A direction) of the rubber hose of the shaking generation 44 right side parts of rock type power unit 18 is unanimous on the whole with the protrusion direction of joint 42a, so, the skew that acts on joint is torn less, is difficult for throwing off.
In addition, even in metal tube 45 sides, the direction by making joint 45a is substantially with to shake direction (arrow B direction) consistent, and the skew that acts on joint is torn also less, is difficult for throwing off.Therefore, can reduce as the skew of the 2 grades of air tubing connection portion intrinsic phenomenon, that result from waste gas cleaning plant that adopt rock type power unit 18 to be brought and tear, make to be difficult for throwing off, form the higher joint construction of reliability.
And, because 2 grades of air shut-off valves 42 are fixed in back framework 23, so, shake part near shaking center 20a, 20b, the result, shaking quantity is less, so pipe arrangement carries out easily.But, can at random 2 grades of air shut-off valves 42 be set to the samely rock type power unit 18 sides such as silencing apparatus 47 with above-mentioned conventional example.In addition, can at random replace rubber hose 44 by spring tubes such as resinous flexible pipe metal flexibility or whippy and pipes.
Claims (3)
1. the waste gas cleaning plant of a light motor cycle type vehicle, motor and transmission case in this light motor cycle type vehicle form, the rock type power unit that trailing wheel is supported on the rear portion of this transmission case is hanging to body tail, simultaneously, above above-mentioned trailing wheel, dispose rear mudguard, and this rear mudguard supported on the vehicle frame, waste gas is purified from the exhaust passage that secondary air-strainer is delivered to motor with 2 grades of air by 2 grades of air shut-off valves; It is characterized in that: form the housing section of above-mentioned secondary air-strainer with above-mentioned rear mudguard.
2. the waste gas cleaning plant of light motor cycle type vehicle according to claim 1, it is characterized in that: the trailing wheel one side configuration engine charge air-strainer above the transmission case of above-mentioned rock type power unit, simultaneously, dispose above-mentioned secondary air-strainer at the vehicle body opposition side, this air-strainer and this pair air-strainer clip this trailing wheel.
3. the waste gas cleaning plant of light motor cycle type vehicle according to claim 1 is characterized in that: the suction port of above-mentioned secondary air-strainer on above-mentioned rear mudguard towards vehicle body rear opening.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP034487/2001 | 2001-02-09 | ||
| JP2001034487A JP3933875B2 (en) | 2001-02-09 | 2001-02-09 | Exhaust gas purification device for scooter type vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1369624A CN1369624A (en) | 2002-09-18 |
| CN1281855C true CN1281855C (en) | 2006-10-25 |
Family
ID=18898084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021035555A Expired - Fee Related CN1281855C (en) | 2001-02-09 | 2002-02-07 | Waste gas purifier of light motorcycle type vehicle |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP3933875B2 (en) |
| CN (1) | CN1281855C (en) |
| AR (1) | AR032549A1 (en) |
| MX (1) | MXPA02001359A (en) |
| TW (1) | TW514613B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4506317B2 (en) * | 2004-07-14 | 2010-07-21 | スズキ株式会社 | Motorcycle |
| JP4431017B2 (en) | 2004-09-29 | 2010-03-10 | 本田技研工業株式会社 | Secondary air supply device |
| JP4503514B2 (en) * | 2005-08-31 | 2010-07-14 | 本田技研工業株式会社 | Motorcycle |
| JP4520404B2 (en) * | 2005-09-28 | 2010-08-04 | 本田技研工業株式会社 | Secondary air supply device for motorcycles |
| DE602007003264D1 (en) * | 2006-06-27 | 2009-12-31 | Honda Motor Co Ltd | Scooter-like motorcycle |
| JP4785658B2 (en) * | 2006-07-21 | 2011-10-05 | 本田技研工業株式会社 | Scooter type motorcycle |
| JP5778947B2 (en) * | 2011-03-02 | 2015-09-16 | 本田技研工業株式会社 | Exhaust gas purification device for saddle-ride type vehicles |
| JP2013136342A (en) * | 2011-12-28 | 2013-07-11 | Yamaha Motor Co Ltd | Straddle-type vehicle |
| JP6093176B2 (en) * | 2012-08-28 | 2017-03-08 | 本田技研工業株式会社 | Rear structure of saddle-ride type vehicle |
| JP2014173518A (en) * | 2013-03-11 | 2014-09-22 | Honda Motor Co Ltd | Exhaust purification device of utility engine |
| BR112016006213B1 (en) | 2013-09-30 | 2021-07-13 | Honda Motor Co., Ltd. | VEHICLE TO ASSEMBLE |
| JP6291858B2 (en) * | 2014-01-21 | 2018-03-14 | スズキ株式会社 | Secondary air cleaner |
| JP6497073B2 (en) * | 2015-01-07 | 2019-04-10 | スズキ株式会社 | Saddle riding vehicle |
| JP6053064B2 (en) * | 2015-03-27 | 2016-12-27 | 本田技研工業株式会社 | Secondary air supply structure for saddle-ride type vehicles |
-
2001
- 2001-02-09 JP JP2001034487A patent/JP3933875B2/en not_active Expired - Fee Related
-
2002
- 2002-01-21 TW TW091100870A patent/TW514613B/en not_active IP Right Cessation
- 2002-02-07 CN CNB021035555A patent/CN1281855C/en not_active Expired - Fee Related
- 2002-02-07 AR ARP020100391A patent/AR032549A1/en active IP Right Grant
- 2002-02-08 MX MXPA02001359A patent/MXPA02001359A/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| CN1369624A (en) | 2002-09-18 |
| JP3933875B2 (en) | 2007-06-20 |
| JP2002235535A (en) | 2002-08-23 |
| TW514613B (en) | 2002-12-21 |
| AR032549A1 (en) | 2003-11-12 |
| MXPA02001359A (en) | 2002-10-21 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061025 Termination date: 20150207 |
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| EXPY | Termination of patent right or utility model |