CN101839158A - Motorcycle oil-gas separator - Google Patents
Motorcycle oil-gas separator Download PDFInfo
- Publication number
- CN101839158A CN101839158A CN 201010166269 CN201010166269A CN101839158A CN 101839158 A CN101839158 A CN 101839158A CN 201010166269 CN201010166269 CN 201010166269 CN 201010166269 A CN201010166269 A CN 201010166269A CN 101839158 A CN101839158 A CN 101839158A
- Authority
- CN
- China
- Prior art keywords
- oil
- separator
- float
- oily vapours
- hole
- 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.)
- Granted
Links
- 239000003610 charcoal Substances 0.000 claims description 15
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 6
- 239000000295 fuel oil Substances 0.000 abstract description 23
- 239000003921 oil Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 3
- 229910052799 carbon Inorganic materials 0.000 abstract 3
- 239000002828 fuel tank Substances 0.000 description 12
- 239000000446 fuel Substances 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 235000015927 pasta Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Abstract
The invention discloses an oil-gas separator of a motorcycle.A separator body is internally provided with an oil-steam channel, the inlet of the oil-steam channel is a bell mouth, and the outlet of the oil-steam channel is connected with a carbon canister through an oil-steam vent pipe. The separator is characterized in that a floater is arranged in the bell mouth, a limiting piece is in threaded connection with the separator body at the bell mouth, and the floater can float up and down between the bell mouth and the limiting piece. The limiting piece is provided with a through hole, the bottom surface of the floater is provided with a vent groove, and the vent groove is communicated with the through hole. The oil-gas separator is fixed at the highest position of the oil tank, oil vapor can smoothly pass through the separator and enter the carbon canister, once fuel oil enters the separator, the floater floats upwards instantly to block a channel, and therefore the fuel oil cannot pass through the channel. The oil-gas separator has simple manufacturing process, convenient and reliable fixed installation, can effectively separate oil from gas and can prevent fuel oil from entering the carbon canister.
Description
Technical field
The present invention relates to a kind of deaerator that is used on the motorcycle, this deaerator is installed in the fuel tank and is positioned at the fuel tank highest point, be used to stop fuel oil and only allow oily vapours enter the charcoal jar, to reach the requirement of motorcycle state III fuel evaporation control by this deaerator.
Background technique
Along with improving constantly of environmental protection standard, more and more tighter to the requirement of motorcycle, except the discharging of strictness control tail gas, also require the oily vapours that produces in the fuel tank is controlled and handled, promptly oily vapours can not directly enter atmosphere, must be through certain processing.In order to adapt to the requirement (as EUROIII Emission Standard) of environmental protection to discharging, prior art is directly introduced the charcoal jar by pipeline with the oily vapours in the motorcycle tank, by after the absorption earlier of charcoal jar again desorption enter motor and participate in burning, make the requirement that reaches the control of motorcycle state III fuel evaporation.
Though motorcycle generally under user mode the inlet of vapourizer tube can be higher than the fuel oil face, fuel oil can not enter pipeline under the normal condition, but because the complexity of motorcycle driving occasion, severe jolt happens occasionally, particularly when oil level uprised and be higher than the inlet of vapourizer tube, the fuel oil in the fuel tank also may enter the charcoal jar by vapourizer tube, and the adsorptive power of charcoal jar self is very limited, so fuel oil will flow out atmosphere pollution from the charcoal jar; This has just run counter to state III fuel evaporation control requirement.
In order to stop the generation of this situation, the inlet with vapourizer tube that prior art has carries out reducing or increases block handling, but the fuel oil that can not stop fully in the fuel tank enters the charcoal jar by vapourizer tube.Existing deaerator can't be installed in the fuel tank again, and complex structure.
Summary of the invention
At the prior art above shortcomings, the purpose of this invention is to provide a kind of simple in structure, can reliably realize the motorcycle oil-gas separator that fuel oil separates with fuel vapor.
Technological scheme of the present invention is achieved in that motorcycle oil-gas separator, and it comprises the separator body, is provided with the oily vapours passage in the separator body, and the oily vapours feeder connection is a horn mouth, and the oily vapours channel outlet is connected with the charcoal jar by the oily vapours breathing pipe.Be provided with float in horn mouth, be positioned at the horn mouth place finite place piece that is threaded on the separator body, float can fluctuate between horn mouth and bounding means.Be provided with through hole on bounding means, be provided with vent slot in the float bottom surface, vent slot communicates with through hole.
Further, described float is made of integrated superposed hemisphere and the cylindrical body that is positioned at the bottom, and hemispheroidal radius is slightly less than cylindrical radius; Described vent slot is cross and is located at the cylindrical body bottom, is provided with the groove that four roads communicate with the cross vent slot respectively in the cylindrical body side.
And described oily vapours passage constitutes by parallel two sections, and two sections oily vapours passages are communicated with in separator body upper end, is provided with in separator body upper end to be used for being communicated with the plunger of position capping.
Described separator body upper end is provided with circular shallow hole, is provided with the groove with two sections oily vapours channel connections in the bottom surface in hole; Described plunger screw is screwed in the circular shallow hole.
Deaerator of the present invention is fixed in the fuel tank highest point, and oily vapours can enter the charcoal jar by this separator swimmingly, in case there is fuel oil to enter this separator, float floats at once with carrier frequency channel break, so fuel oil can not pass through.This deaerator manufacturing process is simple, and fixed installation is convenient, reliable, can carry out Oil-gas Separation effectively, can avoid fuel oil to enter the charcoal jar.
Description of drawings
Fig. 1-on state structural representation of the present invention.
Fig. 2-closed condition structural representation of the present invention.
The installment state schematic representation of Fig. 3-the present invention on fuel tank.
Wherein, 1-separator body; 2-oily vapours passage; 3-oily vapours breathing pipe; The 4-float; The 5-bounding means; The 6-through hole; The 7-plunger; The 8-fuel tank.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
Referring to Fig. 1, from the figure as can be seen, motorcycle oil-gas separator of the present invention, it comprises separator body 1, be provided with oily vapours passage 2 in separator body 1, oily vapours passage 2 inlets are horn mouth, and 2 outlets of oily vapours passage are connected with the charcoal jar by oily vapours breathing pipe 3.Be provided with float 4 in horn mouth, float is a non-metal part, and its density is less than fuel oil.Be positioned at the horn mouth place finite place piece 5 that is threaded on separator body 1, generally float drops on the bounding means.Be provided with through hole 6 in bounding means 5 central positions, be provided with vent slot in the float bottom surface, vent slot communicates with through hole.In case entered fuel oil in the bounding means through hole, float is along with liquid level just floats, and according to entering what of fuel oil, float can fluctuate in the space between bounding means and the horn mouth.Because the oily vapours feeder connection is a horn mouth, when on when floating to certain distance, float will be blocked horn mouth, thereby stop fuel oil to pass through.
As can be seen from Figure 1, float 4 of the present invention is made of integrated superposed hemisphere and the cylindrical body two-part that are positioned at the bottom, and cylindrical radius is slightly larger than hemispheroidal radius.Described vent slot is cross and is located at the cylindrical body bottom, is provided with the groove that four roads communicate with the cross vent slot respectively in the cylindrical body side.Because cylindrical radius is slightly larger than hemispheroidal radius, the groove of cylindrical body side facilitates processing like this, also is convenient to be communicated with up and down.
Processing for convenience is convenient to the connection of oily vapours breathing pipe and is drawn, and oily vapours passage 2 of the present invention constitutes by parallel two sections, and two sections oily vapours passages are communicated with in separator body upper end, are provided with in separator body 1 upper end to be used for being communicated with the plunger 7 of position capping.
Described separator body 1 upper end is provided with circular shallow hole, and plunger 7 screw threads are screwed in the circular shallow hole.Block two sections oily vapours channel connections, the ad hoc groove that has two sections oily vapours channel connections in bottom surface in the hole in order to prevent plunger from screwing in dark.
Plunger all is to be connected with the separator body by the outside thread that carries with bounding means among the present invention.In order to make the screw thread turn convenient, on the exterior edge face of plunger and bounding means, be equipped with a word (or cross) rectangular recess, flat mouthful of bottle opener (or cross-head screwdriver) inserts and gets final product degree of tightness plunger and bounding means in the groove.
Working principle of the present invention: under the normal condition, float 4 drops on the bounding means 5, there are the gap in 1 of float 4 heads and separator body, groove by around the float and bottom surface is communicated with float up and down, the pasta superjacent air space communicates with oily vapours passage on the separator body in this moment fuel tank, oily vapours can enter the charcoal jar by the through hole at bounding means center, the groove of float bottom surface, the groove around the float, steam channel and the oily vapours breathing pipe on the separator body successively smoothly, as shown in Figure 1; When fuel oil enters the through hole 6 at bounding means center; because float 4 density are less than fuel oil; float 4 will be held up by fuel oil and float; gap between float head and separator body will disappear; see Fig. 2; the passage that above-mentioned oily vapours passes through will be cut off at float head place, so fuel oil can not pass through, and protect the charcoal jar.
This deaerator is installed in fuel tank 8 inside, is positioned at the highest point of fuel tank 8 user modes, as shown in Figure 3, can reduce the touch opportunity of fuel oil and separator so as far as possible, has further avoided fuel oil to enter the probability of charcoal jar.
Claims (4)
1. motorcycle oil-gas separator, it is characterized in that: it comprises separator body (1), in separator body (1), be provided with oily vapours passage (2), the oily vapours feeder connection is a horn mouth, the oily vapours channel outlet is connected with the charcoal jar by the oily vapours breathing pipe, be provided with float (4) in horn mouth, be positioned at the horn mouth place finite place piece (5) that is threaded on separator body (1), float can fluctuate between horn mouth and bounding means; Be provided with through hole (6) on bounding means (5), be provided with vent slot in the float bottom surface, vent slot communicates with through hole.
2. motorcycle oil-gas separator according to claim 1 is characterized in that: described float (4) is made of integrated superposed hemisphere and the cylindrical body that is positioned at the bottom, and hemispheroidal radius is slightly less than cylindrical radius; Described vent slot is cross and is located at the cylindrical body bottom, is provided with the groove that four roads communicate with the cross vent slot respectively in the cylindrical body side.
3. motorcycle oil-gas separator according to claim 1 and 2, it is characterized in that: described oily vapours passage (2) constitutes by parallel two sections, two sections oily vapours passages are communicated with in separator body upper end, are provided with in separator body (1) upper end to be used for and will to be communicated with the plunger (7) of position capping.
4. motorcycle oil-gas separator according to claim 3 is characterized in that: described separator body (1) upper end is provided with circular shallow hole, is provided with the groove with two sections oily vapours channel connections in the bottom surface in hole; Described plunger (7) screw thread is screwed in the circular shallow hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101662699A CN101839158B (en) | 2010-05-07 | 2010-05-07 | Motorcycle oil-gas separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101662699A CN101839158B (en) | 2010-05-07 | 2010-05-07 | Motorcycle oil-gas separator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101839158A true CN101839158A (en) | 2010-09-22 |
| CN101839158B CN101839158B (en) | 2011-09-14 |
Family
ID=42742787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101662699A Expired - Fee Related CN101839158B (en) | 2010-05-07 | 2010-05-07 | Motorcycle oil-gas separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101839158B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011660A (en) * | 2010-12-16 | 2011-04-13 | 力帆实业(集团)股份有限公司 | Device for collecting steam in oil tank of motorcar |
| CN102828866A (en) * | 2012-08-27 | 2012-12-19 | 江门市大长江集团有限公司 | Oil-gas separating structure assembly for fuel oil tank |
| CN112145254A (en) * | 2020-10-29 | 2020-12-29 | 江苏宝时达动力科技有限公司 | Oil-gas separation device for internal combustion engine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4403476A1 (en) * | 1994-02-04 | 1995-08-10 | Oventrop Sohn Kg F W | Oil fuel air bleed |
| US6251167B1 (en) * | 1999-10-21 | 2001-06-26 | Berson Research Corp. | Machine and process for removing dissolved gasses from liquids |
| JP2008238045A (en) * | 2007-03-27 | 2008-10-09 | Citizen Holdings Co Ltd | Bubble removing apparatus |
| DE202008002928U1 (en) * | 2008-02-29 | 2009-07-09 | Mann+Hummel Gmbh | Liquid separator with non-return valve, especially for cleaning crankcase gases |
| KR20090117590A (en) * | 2008-05-08 | 2009-11-12 | 가부시끼가이샤 다쓰노.메카트로닉스 | Pump apparatus |
| CN201599080U (en) * | 2009-11-11 | 2010-10-06 | 陈炜杭 | Oil-gas separator |
-
2010
- 2010-05-07 CN CN2010101662699A patent/CN101839158B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4403476A1 (en) * | 1994-02-04 | 1995-08-10 | Oventrop Sohn Kg F W | Oil fuel air bleed |
| US6251167B1 (en) * | 1999-10-21 | 2001-06-26 | Berson Research Corp. | Machine and process for removing dissolved gasses from liquids |
| JP2008238045A (en) * | 2007-03-27 | 2008-10-09 | Citizen Holdings Co Ltd | Bubble removing apparatus |
| DE202008002928U1 (en) * | 2008-02-29 | 2009-07-09 | Mann+Hummel Gmbh | Liquid separator with non-return valve, especially for cleaning crankcase gases |
| KR20090117590A (en) * | 2008-05-08 | 2009-11-12 | 가부시끼가이샤 다쓰노.메카트로닉스 | Pump apparatus |
| CN201599080U (en) * | 2009-11-11 | 2010-10-06 | 陈炜杭 | Oil-gas separator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011660A (en) * | 2010-12-16 | 2011-04-13 | 力帆实业(集团)股份有限公司 | Device for collecting steam in oil tank of motorcar |
| CN102828866A (en) * | 2012-08-27 | 2012-12-19 | 江门市大长江集团有限公司 | Oil-gas separating structure assembly for fuel oil tank |
| CN102828866B (en) * | 2012-08-27 | 2015-12-09 | 江门市大长江集团有限公司 | A kind of fuel tank gas oil separation structure assembly |
| CN112145254A (en) * | 2020-10-29 | 2020-12-29 | 江苏宝时达动力科技有限公司 | Oil-gas separation device for internal combustion engine |
| CN112145254B (en) * | 2020-10-29 | 2024-04-26 | 江苏宝时达动力科技有限公司 | Oil-gas separation device for internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101839158B (en) | 2011-09-14 |
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|---|---|---|---|
| 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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20130507 |