CN100412350C - Air filter apparatus of mobile two-wheeled vehicle - Google Patents
Air filter apparatus of mobile two-wheeled vehicle Download PDFInfo
- Publication number
- CN100412350C CN100412350C CNB2004100042570A CN200410004257A CN100412350C CN 100412350 C CN100412350 C CN 100412350C CN B2004100042570 A CNB2004100042570 A CN B2004100042570A CN 200410004257 A CN200410004257 A CN 200410004257A CN 100412350 C CN100412350 C CN 100412350C
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- CN
- China
- Prior art keywords
- connecting tube
- air
- secondary cavity
- mentioned
- air filter
- 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
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C23/00—Rosaries
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Exhaust Gas After Treatment (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
Provided is an air cleaner device for a motorcycle, increasing a degree of freedom of setting intake characteristics, intake noise characteristics, and engine output characteristics or the like, particularly, preventing a sub-chamber from affecting the intake characteristics, simplifying mounting structure, and lowering a cost. A connecting tube 17 is extended in an air cleaner case 51 to directly support an air cleaner element 52. A chamber main body 74 having an opening 77 at a tip part thereof is projected from and integrally with an inner wall of the air cleaner case 51, and a chamber cover 76 is disposed on the opening 77 of the chamber main body 74, so as to form the sub-chamber 54. A projecting part 81 projecting toward the connecting tube 17 and having a communicating passage 78 connecting the inside of the sub-chamber 54 with the connecting tube 17, and the projecting part 81 is directly connected to an extended part 17a of the connecting tube 17.
Description
Technical field
The present invention relates to two-wheeled air purifier unit.
Background technique
Many institutes are thoughtful, as two-wheeled air purifier unit, are provided with secondary cavity in the air filtering case.For example, the spy with reference to patent documentation 1 opens 2001-90623 communique (the 3rd page, Fig. 4).
Fig. 4 of patent documentation 1 is described with following Fig. 7.In addition, label symbol again.
Fig. 7 is the sectional drawing (conventional example 1) of existing air purifier unit, expression air purifier unit 108.On this device, with next door 102 air filtering case 101 inside are separated, block opening portion with chamber lid 103, form the secondary cavity 104 that constitutes the leaked fuel gas reduction device, connecting tube 106 is connected on the sidewall of secondary cavity one side, an end of filtering core 107 is connected on the sidewall of secondary cavity opposite side.
In addition, other existing air purifier unit of expression among Fig. 8.
Fig. 8 is the sectional drawing (conventional example 2) of existing air purifier unit, expression air purifier unit 117.On this device, vent box 112 is installed on the outer wall of air filtering case 111, on the Air filter element 114 that vent box 112 is provided with, an end of Air filter element 114 is connected the end of the connecting tube of installing on the air filtering case 111 116 in breathing pipe 113 is connected air filtering case 111.In addition, the 118th, be used for vent box 112 is remained on grommet on the air filtering case 111, the 121, the 121st, clip.
In air purifier unit, when the output characteristics of setting air-breathing characteristic and inhaled sound characteristic, motor etc., the length of the volume of air filtering case and shape, connecting tube, diameter, installation place etc. become important factor.
In Fig. 7, for example, when changing the length of connecting tube 106, owing to be the structure that secondary cavity 104 is set between air filtering case 101 inside are with connecting tube 106, so connecting tube 106 can't be extended to the inside of air filtering case 101, thereby cause the setting degrees of freedom of above-mentioned air-breathing characteristic, inhaled sound characteristic, output characteristics etc. to diminish.
In addition, secondary cavity 104 constitutes air purifier unit, also has the resonator behavior that reduces the air-strainer inhaled sound simultaneously.But,, be sometimes to sacrifice air-breathing characteristic as cost if when reducing these performances and carry out setting such as volume for effectively reduction of performance seepage and inhaled sound.
And, the structure of representing among Fig. 8, the air-breather case 112 that is equivalent to above-mentioned secondary cavity is installed on the air filtering case 111 through grommet 118, with clip 121 end of breathing pipe 113 is fixed on the vent box 112, with clip the other end of breathing pipe 113 is fixed on the Air filter element 114.Like this, very loaded down with trivial details as mounting construction, and also number of parts also becomes many, and the result increases cost.
Summary of the invention
, the objective of the invention is to, by improveing two-wheeled air purifier unit herein, increase the setting degrees of freedom of the output characteristics etc. of air-breathing characteristic, inhaled sound characteristic, motor, particularly make secondary cavity not influence air-breathing characteristic, simplify mounting construction, realize reducing cost.
For achieving the above object, in the technical solution of the present invention 1, by air-strainer and be arranged on the downstream of air-strainer and suction means that the connecting tube that is connected with fuel supply device constitutes on, be provided with the secondary cavity of the leaked fuel gas of the motor that is used to reflux, it is characterized in that, make connecting tube extend to the inside of air filter case, directly support Air filter element with connecting tube, on the inwall of air filtering case, be and protrude the case portion that has opening at front end integratedly, and the opening in case portion is provided with lid, thereby form above-mentioned secondary cavity, connector portions is arranged on the lid, and connector portions possesses the access to connecting tube inside from the secondary cavity internal communication that protrudes to connecting tube, connector portions directly is connected on the extension part of connecting tube.
Make connecting tube extend to the inside of air filtering case, secondary cavity directly is connected on the extension part of connecting tube.Compare with existing air purifier unit, make the length that can change connecting tube like this, can increase the setting degrees of freedom of the output characteristics etc. of air-breathing characteristic, inhaled sound characteristic, motor.
In addition, owing to directly support Air filter element with connecting tube, secondary cavity is directly installed on the connecting tube, so compare with the situation that secondary cavity is arranged on the downstream, next door of supporting Air filter element, need not to use the next door, and secondary cavity can not influence air-breathing characteristic simultaneously.
And, because secondary cavity directly is installed,, in addition, compare existing air-strainer so its mounting construction is simple on connecting tube, can cut down number of parts, realize reducing cost.
Description of drawings
Fig. 1 is the two-wheeled side view of equipment air purifier unit of the present invention.
Fig. 2 is an air-strainer sectional view of the present invention.
Fig. 3 is the sectional view of 3-3 line among Fig. 2.
Fig. 4 is the sectional view of 4-4 line among Fig. 2.
Fig. 5 is the sectional view of 5-5 line among Fig. 3.
Fig. 6 is the action diagram of the represented secondary cavity effect of the present invention.
Fig. 7 is the sectional view (conventional example 1) of existing air purifier unit.
Fig. 8 is the sectional view (conventional example 2) of existing air purifier unit.
Embodiment
Based on accompanying drawing embodiments of the present invention are carried out following explanation.In addition, the forward of drawing is a forward of seeing symbol.
Fig. 1 is the two-wheeled side view of equipment air-strainer of the present invention.In two-wheeled 10, the motor 12 and the formula that is integral are installed in the bottom of vehicle frame 11 are arranged on gearbox 13 on the motor 12, the Carburetor 16 of the feeding mechanism that acts as a fuel is installed through sucking pipe 14 at the rear portion on the top of motor 12, on this Carburetor 16, air-strainer 18 is installed through connecting tube 17.
Above-mentioned connecting tube 17 and air-strainer 18 are the parts with feature of the present invention, and it constitutes the suction means 20 as air purifier unit.
Herein, the 21,22, the 23rd, constitute the person in charge of vehicle frame 11, following pipe and bench hassock tube; The 24th, the formula of being integral is arranged on the toolbox on the bottom of air-strainer 18; The 26th, the head that constitutes the front end of vehicle frame 11 is managed; 27 are installed in the front fork that carries out steering operation on the head pipe 26; 28 are mounted in the front-wheel on front fork 27 underparts; 31 are mounted in the handlebar on the top of front fork 27; 32a～32c is used for air-strainer 18 and toolbox 24 are installed in assembly department on the vehicle frame 11.
In addition, the 33rd, block the mudguard wing of front-wheel 28 tops; The 34th, Headlamps; The 35th, instrument panel; 37 are mounted in the fuel tank on vehicle frame 11 tops; 38 are mounted in the seat cushion on the bench hassock tube 23; 41 are mounted in the swing arm of being responsible for 21 downsides; 42 are mounted in the trailing wheel of swing arm 41 rear ends; The 43rd, the rear mudguard of covering trailing wheel top; 44,44 (only express in front of symbols 44) are framves in the rear end of swing arm 41 with the back pad arrangement on the bench hassock tube 23; The 46th, main supporting leg.
Fig. 2 is the sectional drawing of air-strainer of the present invention.Air-strainer 18 is by air filtering case 51, the Air filter element of placing in the air filtering case 51 52, constitute for air being imported the sucking pipe 53 of the rubber system of on the rear portion of air filtering case 51, installing in the air filtering case 51, reach the secondary cavity 54 that in air filtering case 51, forms.In addition, the 55th, connect the seepage flexible pipe of motor 12 (with reference to Fig. 1) with secondary cavity 54.
In the air filtering case 51, on its antetheca 56, have anterior mounting hole 57; On its rear wall 58, have rear portion mounting hole 61.Forwardly embed the connecting tube 17 of rubber system in the mounting hole 57; In rear portion mounting hole 61, embed sucking pipe 53.In addition, the 63rd, waste pipe is used for the moisture in the air filtering case 51 are discharged to the outside, and it is integral on the lower wall 64 that formula is arranged on air filtering case 51.
Get back to Fig. 2, above-mentioned secondary cavity 54, seepage flexible pipe 55 and connecting tube 17 are the parts that constitute leaked fuel gas reduction device 68.
Promptly, leaked fuel gas reduction device 68 is to make the leaked fuel gas (containing unburned gas) that leaks from the firing chamber of motor 12 in the crankcase into, through seepage flexible pipe 55, secondary cavity 54 and be provided with the connecting tube 17 that is connected the joint on the secondary cavity 54, the device of recirculation in suction system (i.e. reduction).
Fig. 3 is the sectional view (a part of front elevation) of 3-3 line among Fig. 2.Represent among the figure, constitute air filtering case 51 by box main body 71 with the case lid 72 that clogs these box main body 71 openings, on the diapire 73 of box main body 71, the formula that is integral forms the box shape chamber body 74 as chest portion; On the tip portion of this chamber body 74, be fixed with Pit cover 76 as lid, promptly clog the opening 77 of chamber body 74 with Pit cover 76, form secondary cavity 54 like this; Form the bump 81 that has access 78 as connector portions at Pit cover 76, being entrenched at the attachment hole 82 that has on the side of connecting tube 17 on the annular slot 81a that is arranged on bump 81, thus, the inside of secondary cavity 54 is with the internal communication of connecting tube 17.In addition, 83... (... represent a plurality of, below identical) be that case shell 72 is installed on screw on the box main body 71.
As implied above, by in air filtering case 51, the formula that is integral forms secondary cavity 54, and then forms chamber body 74, and the number of parts that can cut down air-strainer 18 like this can realize that cost reduces.
Fig. 4 is the sectional view of 4-4 line among Fig. 2.Represent among the figure, support the front portion of Air filter elements 52, use the 85... of core support part, the 86... that protrude from the formula that is integral of air filtering case 51 inner faces to support the rear portion of Air filter element 52 with connecting tube 17.
The 85... of core support part is arranged on the box main body 71, and the 86... of core support part is arranged on the case shell 72.
Connecting tube 17 puts in the air filtering case 51 very long, and this extension is called extension part 17a.Extension part 17a so is set,, for example when changing the output characteristics of air-breathing characteristic, inhaled sound characteristic, motor, can increases its degrees of freedom by changing the length L of extension part 17a.
And, when strengthening the length L of extension part 17a,,, can hold on Air filter element 52 reliably by enough connecting tubes 17 so can prevent the swing of extension part 17a owing to be to support the structure of extension part 17a with the bump 81 of secondary cavity 54.
Fig. 5 is the sectional view of 5-5 line among Fig. 3.The structure of secondary cavity 54 is, stretches out to oblique below from sidewall 91 and protrudes wall 92, stretches out the decussate structure of protruding wall 94 to oblique below from sidewall 93.Be equipped with the seepage ingress pipe 96 that the formula that is integral forms in the bottom of secondary cavity 54, this seepage ingress pipe 96 protrudes into the outside of air filtering case 51, and ingress pipe 96 is connected on the seepage flexible pipe (with reference to Fig. 2).In addition, the 97th, be communicated with the through hole of the outside of air filtering case 51 with the inside of secondary cavity 54.
Below, the effect of above-mentioned secondary cavity 54 is described.
Fig. 6 is the action diagram of the represented secondary cavity effect of the present invention.
As shown by arrows, leaked fuel gas is from the crankcase of motor, and the inside through seepage flexible pipe 55 inflow secondary cavities 54 utilizes by protruding the decussate structure that wall 92,94 constitutes, and can remove the moisture content and the oil content that contain in the leaked fuel gas.Gas leakage flows in the connecting tubes 17 from the secondary cavity 54 inner access 78 that pass through, through the firing chamber of Carburetor and sucking pipe arrival motor.Moisture content and the oil content of utilizing decussate structure to be removed are in seepage flexible pipe 55 turns back to the crankcase of motor.
As the explanation that above Fig. 1 and Fig. 4 did, of the present invention two-wheeled 10, be by air-strainer 18 and be arranged on the downstream of air-strainer 18 and suction means 20 that the connecting tube 17 that is connected with Carburetor 16 constitutes on, be provided with the secondary cavity 54 of the leaked fuel gas of the motor 12 that is used to reflux, it is characterized in that, make connecting tube 17 extend to the inside of air filter case 51, directly support Air filter element 52 with connecting tube 17, on the inwall of air filtering case 51, be and protrude the chamber body 74 that has opening 77 at front end integratedly, and chamber lid 76 is set at opening 77 places of chamber body 74, thereby form above-mentioned secondary cavity 54, bump 81 is arranged on the chamber lid 76, bump 81 possesses the access 78 to connecting tube 17 inside from secondary cavity 54 internal communication that protrudes to connecting tube 17, bump 81 directly is connected on the extension part 17a of connecting tube 17.
Make connecting tube 17 extend to the inside of air filtering case 51, secondary cavity 54 directly is connected on the extension part 17a of connecting tube 17, compare with existing air purifier unit, make the length that can change connecting tube 17 like this, can increase the setting degrees of freedom of the output characteristics etc. of air-breathing characteristic, inhaled sound characteristic, motor 12.
In addition, owing to directly support Air filter element 52 with connecting tube 17, secondary cavity 54 is directly installed on the connecting tube 17, so compare with the existing situation that secondary cavity is arranged on the downstream, next door of supporting Air filter element, in the present invention, need not to use the next door, secondary cavity 54 can not influence air-breathing characteristic simultaneously.
And, because secondary cavity 54 directly is installed,, in addition, compare existing air-strainer so its mounting construction becomes simply on connecting tube 17, can cut down number of parts, realize reducing cost.
In addition, in the present invention, secondary cavity is integral on the inwall that formula is formed on the air filtering case.But be not limited in this, on the outer wall that the formula that also can be integral is formed on air-strainer, and the bump of secondary cavity be connected on the connecting tube.
The present invention is by the following effect of above-mentioned formation performance.
Two-wheeled air purifier unit in the technical solution of the present invention 1 makes connection Pipe extends to the inside of air filter knock-out, directly supports Air filter element with this tube connector, On the inwall of air filter knock-out, the formula that is integral is protruded in the case section of top ends with opening, The opening of this case section arranges lid, thereby forms secondary cavity, connector portions is arranged on the lid, This connector portions possesses to tube connector protrusion and the access in secondary cavity leads to tube connector, This connector portions directly is connected on the extension of tube connector. Compare existing air filter Device is made the length that can change tube connector like this, can increase air-breathing characteristic, inhaled sound The setting free degree of the output characteristics of characteristic, engine etc.
In addition, owing to directly support Air filter element with tube connector, secondary cavity is directly installed on and connects In the adapter, so with the feelings that secondary cavity are arranged on the downstream in the next door of supporting Air filter element Condition is compared, and need not to use the next door, and secondary cavity can not affect air-breathing characteristic simultaneously.
And because secondary cavity directly is installed on tube connector, its installation constitution becomes Simply, in addition, compare existing air filter, can cut down number of parts, realize falling Low-cost.
Claims (1)
1. two-wheeled air purifier unit, by air-strainer and be arranged on the downstream of air-strainer and suction means that the connecting tube that is connected with fuel supply device constitutes on, be provided with the secondary cavity of the leaked fuel gas of the motor that is used to reflux, it is characterized in that, make above-mentioned connecting tube extend to the inside of air filter case, directly support Air filter element with this connecting tube, on the inwall of above-mentioned air filtering case, be and protrude the case portion that has opening at front end integratedly, and the opening in this case portion is provided with lid, thereby form above-mentioned secondary cavity, connector portions is arranged on the above-mentioned lid, this connector portions possesses the access to above-mentioned connecting tube inside from above-mentioned secondary cavity internal communication that protrudes to above-mentioned connecting tube, this connector portions directly is connected on the extension part of above-mentioned connecting tube.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP038917/2003 | 2003-02-17 | ||
| JP2003038917A JP4121392B2 (en) | 2003-02-17 | 2003-02-17 | Motorcycle air cleaner equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1523219A CN1523219A (en) | 2004-08-25 |
| CN100412350C true CN100412350C (en) | 2008-08-20 |
Family
ID=33023295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100042570A Expired - Fee Related CN100412350C (en) | 2003-02-17 | 2004-02-16 | Air filter apparatus of mobile two-wheeled vehicle |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP4121392B2 (en) |
| KR (1) | KR100536970B1 (en) |
| CN (1) | CN100412350C (en) |
| BR (1) | BRPI0400540B1 (en) |
| TW (1) | TWI237675B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI403639B (en) * | 2008-02-22 | 2013-08-01 | Pao Lai Chen | Intake regulating system and device |
| JP5469963B2 (en) * | 2009-08-28 | 2014-04-16 | 本田技研工業株式会社 | vehicle |
| JP5820121B2 (en) * | 2011-01-31 | 2015-11-24 | 本田技研工業株式会社 | Intake device for saddle-ride type vehicles |
| JP5854855B2 (en) * | 2012-01-18 | 2016-02-09 | 本田技研工業株式会社 | Air cleaner device for saddle riding type vehicle |
| DE102014207167A1 (en) | 2014-04-15 | 2015-10-15 | Bayerische Motoren Werke Aktiengesellschaft | Intake device with formally integrated Luftführungsansaugkanal |
| JP6384212B2 (en) * | 2014-09-05 | 2018-09-05 | スズキ株式会社 | Breather structure of internal combustion engine |
| JP2023018401A (en) | 2021-07-27 | 2023-02-08 | スズキ株式会社 | air cleaner |
| JP2023072857A (en) | 2021-11-15 | 2023-05-25 | スズキ株式会社 | air cleaner |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09112358A (en) * | 1995-10-17 | 1997-04-28 | Mitsubishi Automob Eng Co Ltd | Cylinder head cover |
| US5935281A (en) * | 1997-12-23 | 1999-08-10 | Carrier Corporation | Filter apparatus |
| JP2000054923A (en) * | 1998-08-06 | 2000-02-22 | Toyoda Spinning & Weaving Co Ltd | Air cleaner |
| JP2001090623A (en) * | 1999-09-24 | 2001-04-03 | Honda Motor Co Ltd | Air cleaning device for motorcycle |
| JP2002098014A (en) * | 2000-09-26 | 2002-04-05 | Kubota Corp | Air cleaner for engine |
| CN1376858A (en) * | 2001-03-23 | 2002-10-30 | 本田技研工业株式会社 | Air leakage reflux device of internal combustion engines |
| DE20115898U1 (en) * | 2001-09-27 | 2003-02-13 | Donaldson Co Inc | Air filters for internal combustion engines |
-
2003
- 2003-02-17 JP JP2003038917A patent/JP4121392B2/en not_active Expired - Fee Related
-
2004
- 2004-01-29 TW TW093102018A patent/TWI237675B/en not_active IP Right Cessation
- 2004-02-16 BR BRPI0400540-6A patent/BRPI0400540B1/en not_active IP Right Cessation
- 2004-02-16 CN CNB2004100042570A patent/CN100412350C/en not_active Expired - Fee Related
- 2004-02-16 KR KR10-2004-0010007A patent/KR100536970B1/en not_active IP Right Cessation
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09112358A (en) * | 1995-10-17 | 1997-04-28 | Mitsubishi Automob Eng Co Ltd | Cylinder head cover |
| US5935281A (en) * | 1997-12-23 | 1999-08-10 | Carrier Corporation | Filter apparatus |
| JP2000054923A (en) * | 1998-08-06 | 2000-02-22 | Toyoda Spinning & Weaving Co Ltd | Air cleaner |
| JP2001090623A (en) * | 1999-09-24 | 2001-04-03 | Honda Motor Co Ltd | Air cleaning device for motorcycle |
| JP2002098014A (en) * | 2000-09-26 | 2002-04-05 | Kubota Corp | Air cleaner for engine |
| CN1376858A (en) * | 2001-03-23 | 2002-10-30 | 本田技研工业株式会社 | Air leakage reflux device of internal combustion engines |
| DE20115898U1 (en) * | 2001-09-27 | 2003-02-13 | Donaldson Co Inc | Air filters for internal combustion engines |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004251119A (en) | 2004-09-09 |
| TW200420830A (en) | 2004-10-16 |
| JP4121392B2 (en) | 2008-07-23 |
| BRPI0400540A (en) | 2004-12-28 |
| KR100536970B1 (en) | 2005-12-14 |
| CN1523219A (en) | 2004-08-25 |
| TWI237675B (en) | 2005-08-11 |
| KR20040074013A (en) | 2004-08-21 |
| BRPI0400540B1 (en) | 2012-09-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080820 Termination date: 20200216 |