CN104989564B - A kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function - Google Patents
A kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function Download PDFInfo
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- CN104989564B CN104989564B CN201510338422.4A CN201510338422A CN104989564B CN 104989564 B CN104989564 B CN 104989564B CN 201510338422 A CN201510338422 A CN 201510338422A CN 104989564 B CN104989564 B CN 104989564B
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Abstract
The invention discloses a kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function, temperature conditioning chamber is disposed with active carbon pot body overcoat, temperature conditioning chamber is connected with automobile radiators；When fuel-steam enters charcoal canister during oiling, the cryogenic liquid of radiator outlet enters temperature conditioning chamber, and activated carbon temperature reduction, fuel-steam is adsorbed by rapid condensation；During engine start, the high-temp liquid of water inlet of radiator enters temperature conditioning chamber, and activated carbon temperature is raised, and the fuel-steam of absorption is quickly desorbed in canister.The present invention can prevent liquid level of fuel oil in fuel tank steam directly to airborne release, and activated carbon quick adsorption can be made to be desorbed fuel-steam, reduce oiling fuel steam discharge, improve the operational efficiency of fuel-oil vaporization controlling device.
Description
Technical field
The present invention relates to the technical field of EVAP control, and in particular to a kind of vehicle-mounted combustion with temp regulating function
The structure design of oily evaporation control and its charcoal canister.
Background technology
At normal temperatures a kind of volatile liquid due to gasoline, therefore, automobile refuel when and normal driving process in,
Substantial amounts of oil gas can be produced in the fuel tank of automobile.For the oil that the oil gas for preventing causes tank pressure excessive and produces
Gas is discharged into air, generally installs oily gas control valve control tank pressure on fuel tank top, and between fuel tank and engine
Activated carbon canister is installed, activated carbon is filled with activated carbon canister, for adsorbing the oil gas produced in fuel tank.It is provided with activated carbon canister
Three pipelines, communicate with fuel tank, engine and air respectively.
Oil gas in fuel tank can enter activated carbon canister by pipeline, and activated carbon canister has adsorbed the oil gas for producing and prevented oil gas
Into atmosphere pollution environment.After engine start, motor intake manifold produces vacuum, and the oil gas in activated carbon canister is entered
Negative pressure suction engine in gas manifold is burnt, and realizes the recycling of oil gas.But, existing vehicle-mounted EVAP control
Charcoal canister used by the device processed temperature in absorption and desorption process is uncontrollable.In adsorption process, temperature is too high, in fuel tank
Can not rapidly by active carbon adsorption when the oil gas of generation is into activated carbon canister, the oil gas for causing part not to be adsorbed enters air；
It is that, if temperature is too low, the oil gas of active carbon adsorption can not be desorbed completely, lead in charcoal canister desorption process during engine start
The adsorbance of charcoal canister reduces when causing to adsorb next time.
A kind of currently existing scheme, such as patent CN201310425625 are used in the Fuel System of vehicle, in fuel tank and activated carbon
Surge chamber is installed between tank, surge chamber equipped with cooling chamber, for being lowered into the temperature of the oil gas of charcoal canister.But it is this
Device can cause the oil gas into charcoal canister to become liquid fuel, and this can reduce the adsorption capacity of charcoal canister, and, this
Device does not account for temperature controlled method in charcoal canister desorption process.
The content of the invention
In order to solve the above technical problems, the present invention proposes a kind of vehicle-mounted EVAP control dress with temp regulating function
Put, the device can efficiently control the oil gas produced in fuel tank.
A kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function that the present invention is provided, including canister, radiating
Device；The canister includes oil gas entrance, oil gas vent, atmospheric air port, temperature conditioning chamber's water inlet, temperature conditioning chamber's delivery port；Institute
Stating radiator includes radiator outlet, water inlet of radiator；The oil gas entrance is by the first breather pipe and is arranged on fuel tank
The oily gas control valve connection of top, the oil gas vent is connected by the second breather pipe with motor intake manifold, and described second
First magnetic valve is installed on breather pipe, the 3rd breather pipe is connected with the atmospheric air port, the 3rd breather pipe connects with air
It is logical；Temperature conditioning chamber's water inlet passes through the second water service pipe, the 3rd water service pipe, the 4th water service pipe and the radiator outlet
Connection, is connected with the first check valve between second water service pipe, the 3rd water service pipe, second is provided with the 4th water service pipe
Magnetic valve, the 3rd water service pipe is connected with the 4th water service pipe by the first triple valve；Temperature conditioning chamber's delivery port passes through
First water service pipe, the 6th water service pipe are connected with the water inlet of radiator, and the second check valve is provided with first water service pipe,
First water service pipe is connected with the 6th water service pipe by the second triple valve；Connect between first triple valve and the second triple valve
The 5th water service pipe is connected to, the 3rd magnetic valve is installed on the 5th water service pipe.
The canister also includes canister body, temperature conditioning chamber；The temperature conditioning chamber is arranged on the periphery of canister body,
Temperature conditioning chamber's water inlet and temperature conditioning chamber's delivery port are provided with the temperature conditioning chamber；The canister body includes
One Room and two Room, Room upper end are provided with the oil gas entrance and oil gas vent, and two Room upper end is provided with described big
Gas port.
The oil gas porch is provided with the 3rd check valve, and canister cleaner is provided with the atmospheric air port.
One Room and two interiors are filled with activated carbon.
When oily gas control valve is opened, fuel-steam enters canister, now, connects temperature conditioning chamber's water inlet and radiator
The magnetic valve of delivery port is opened, and cryogenic liquid flows into temperature conditioning chamber's water inlet from radiator outlet through magnetic valve, so that living
Property canister temperature be reduced, into charcoal canister fuel-steam cooling after can quickly be tightly held by activated carbon, after purification
Gas is outwardly discharged from activated carbon canister atmospheric air port；When the engine starts, connection temperature conditioning chamber's water inlet enters with radiator
The magnetic valve of magnetic valve between the mouth of a river, connection temperature conditioning chamber's water inlet and radiator outlet and it is connected engine and work
Property canister magnetic valve simultaneously open, high-temp liquid from water inlet of radiator through magnetic valve flow into temperature conditioning chamber's water inlet so as to
Activated carbon canister temperature is raised, and the fuel-steam being tightly held by activated carbon can quickly be desorbed, with entrance charcoal canister
Air is used into burned in engine together.
Beneficial effects of the present invention：
1. the temperature of charcoal canister can be accordingly adjusted in charcoal absorption and desorption fuel-steam, makes the suction of activated carbon
Desorption efficiency is echoed to be improved；
2. the liquid in the cooling recirculation system for being carried using automobile carries out temperature adjustment, it is not necessary to increase extra dress
Put；
3. temperature conditioning chamber and charcoal canister are integrally formed, it is to avoid take in-car excessive space.
Brief description of the drawings
Fig. 1 is the structure connection figure of apparatus of the present invention；
Fig. 2 is the structure sectional view of canister；
Fig. 3 is canister absorption fuel-steam process；
Fig. 4 is canister desorption fuel-steam process.
In figure：1. fuel tank；2. oil filling pipe；3. canister；4. radiator；5. engine；6. oily gas control valve；7. the first electromagnetism
Valve；8. the first check valve；9. the second magnetic valve；10. the 3rd magnetic valve；11. radiator outlets；12. water inlets of radiator；
13. second check valves；14. motor intake manifolds；15. first breather pipes；16. second breather pipes；17. the 3rd breather pipes；18.
First water service pipe；19. second water service pipes；20. the 3rd water service pipes；21. the 4th water service pipes；22. the 5th water service pipes；23. the 6th lead to
Water pipe；24. first triple valves；25. second triple valves；Room 501. 1；502. activated carbons；503. canister bodies；Room 504. 2；
505. temperature conditioning chamber's water inlets；506. canister cleaners；507. atmospheric air ports；508. oil gas vents；509. oil gas entrances；510.
3rd check valve；511. temperature conditioning chamber's delivery ports；512. temperature conditioning chambers.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further described, but protection scope of the present invention is not limited to
In this.
As shown in figure 1, a kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function, including canister 3, radiator
4；The canister 3 includes oil gas entrance 509, oil gas vent 508, atmospheric air port 507, temperature conditioning chamber's water inlet 505, temperature adjustment
Room delivery port 511；The radiator 4 includes radiator outlet 11, water inlet of radiator 12；The oil gas entrance 509 passes through
First breather pipe 15 is connected with the oily gas control valve 6 installed in the top of fuel tank 1, and the oil gas vent 508 passes through the second breather pipe
16 are connected with motor intake manifold 14, the first magnetic valve 7 are provided with second breather pipe 16, on the atmospheric air port 507
It is connected with the 3rd breather pipe 17, the 3rd breather pipe 17 and atmosphere；Temperature conditioning chamber's water inlet 505 passes through second
Water service pipe 19, the 3rd water service pipe 20, the 4th water service pipe 21 are connected with the radiator outlet 11, second water service pipe 19,
The first check valve 8 is connected between 3rd water service pipe 20, the second magnetic valve 9, described are installed on the 4th water service pipe 21
Three water service pipes 20 are connected with the 4th water service pipe 21 by the first triple valve 24；Temperature conditioning chamber's delivery port 511 passes through first
Water service pipe 18, the 6th water service pipe 23 are connected with the water inlet of radiator 12, second are provided with first water service pipe 18 single
To valve 13, first water service pipe 18 is connected with the 6th water service pipe 23 by the second triple valve 25；The He of first triple valve 24
The 5th water service pipe 22 is connected between second triple valve 25, the 3rd magnetic valve (10) is installed on the 5th water service pipe 22.
As shown in Fig. 2 the canister 3 also includes canister body 503, temperature conditioning chamber 512；The temperature conditioning chamber 512
The periphery of canister body 503 is arranged on, temperature conditioning chamber's water inlet 505 and temperature are provided with the temperature conditioning chamber 512
Degree regulation room delivery port 511；The canister body 503 includes a Room 501 and two Room 504, and the upper end of a Room 501 is set
Oil gas entrance 509 and oil gas vent 508 are stated, the upper end of two Room 504 is provided with the atmospheric air port 507.The oil gas entrance 509
Place is provided with the 3rd check valve 510, and canister cleaner 506 is provided with the atmospheric air port 507.The Room 504 of one Room 501 and two
It is interior filled with activated carbon 502.
As shown in figure 3, the fuel-steam produced during automobile fuel filler is ventilated by oily gas control valve 6 in Fig. 1 through first
Pipe 15 enters into canister oil gas entrance 509, then enters canister body 503 by the 3rd check valve 510, through in canister body 503
Activated carbon 502 adsorb after, clean gas is discharged into air by atmospheric air port 507.
While said process starts, the second magnetic valve 9 in Fig. 1 is opened, the cryogenic liquid of radiator outlet 11
Temperature conditioning chamber's water inlet 505 is entered into by the first check valve 8, after cryogenic liquid flows through whole temperature conditioning chamber 512, from temperature
Degree regulation room delivery port 511 is discharged, and successively through the first water service pipe 18, the second check valve 13 and the 6th water service pipe 23 into radiating
Device water inlet 12, enters back into next circulation.In whole process, due to the continuous circulation of cryogenic liquid in temperature conditioning chamber 512,
Whole canister 3 is set to keep relatively low temperature, the fuel-steam into canister body 503 can be adsorbed by activated carbon 502 quickly, this
Improve the adsorption efficiency and speed of activated carbon 502.
As shown in figure 4, after engine 5 starts, the first magnetic valve 7 in Fig. 1 is opened, at motor intake manifold 14
Vacuum, vacuum is different and different with vehicle driving-cycle (aperture of engine air throttle).Now outside air
It is inhaled into inlet manifold 14 by canister 3, activated carbon 502 is washed away in gas flowing in canister, makes absorption on the surface of activated carbon 502
Fuel-steam desorption, be drawn onto together in engine 5 through oil gas vent 508 in company with the air of extraneous suction and burnt.
While said process starts, the 3rd magnetic valve 10 in Fig. 1 is opened, the high-temperature liquid at water inlet of radiator 12
Body enters into temperature conditioning chamber's water inlet 505 by the first check valve 8, after high-temp liquid flows through whole temperature conditioning chamber 512, from
The discharge of temperature conditioning chamber's delivery port 511 sequentially passes through the first water service pipe 18, the second check valve 13 and the 6th water service pipe 23 and enters scattered
Hot device water inlet 12, enters back into next circulation.In whole process, due to constantly following for the high temperature liquid of temperature conditioning chamber 512
Ring, makes whole canister 3 keep temperature higher, and the fuel-steam of the absorption of activated carbon 502 can be taken off quickly in canister body 503
Attached, this improves the desorption efficiency and speed of activated carbon 502, it is ensured that activated carbon can be carried out more efficiently to fuel-steam next time
Absorption.
The embodiment is the preferred embodiment of the present invention, but the present invention is not limited to above-mentioned implementation method, is not carrying on the back
In the case of substance of the invention, those skilled in the art can make it is any conspicuously improved, replace or
Modification belongs to protection scope of the present invention.
Claims (4)
1. a kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function, it is characterised in that including canister (3), radiating
Device (4)；
The canister (3) includes oil gas entrance (509), oil gas vent (508), atmospheric air port (507), temperature conditioning chamber's water inlet
(505), temperature conditioning chamber's delivery port (511)；
The radiator (4) includes radiator outlet (11), water inlet of radiator (12)；
The oil gas entrance (509) is connected by the first breather pipe (15) with the oily gas control valve (6) being arranged on above fuel tank (1)
Connect, the oil gas vent (508) is connected by the second breather pipe (16) with motor intake manifold (14), second breather pipe
(16) the first magnetic valve (7) is installed on, the 3rd breather pipe (17), the 3rd ventilation is connected with the atmospheric air port (507)
Pipe (17) and atmosphere；
Temperature conditioning chamber's water inlet (505) is by the second water service pipe (19), the 3rd water service pipe (20), the 4th water service pipe (21)
It is connected with the radiator outlet (11), first is connected between second water service pipe (19), the 3rd water service pipe (20) single
To valve (8), the second magnetic valve (9), the 3rd water service pipe (20) and the 4th water flowing are installed on the 4th water service pipe (21)
Pipe (21) is connected by the first triple valve (24)；
Temperature conditioning chamber's delivery port (511) is entered by the first water service pipe (18), the 6th water service pipe (23) with the radiator
The mouth of a river (12) connects, and is provided with the second check valve (13) on first water service pipe (18), first water service pipe (18) and the
Six water service pipes (23) are connected by the second triple valve (25)；
The 5th water service pipe (22), the 5th water service pipe are connected between first triple valve (24) and the second triple valve (25)
(22) the 3rd magnetic valve (10) is installed on；The canister (3) also includes canister body (503), temperature conditioning chamber (512)；Institute
The periphery that temperature conditioning chamber (512) is arranged on canister body (503) is stated, the temperature is provided with the temperature conditioning chamber (512)
Degree regulation room water inlet (505) and temperature conditioning chamber's delivery port (511).
2. a kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function according to claim 1, its feature exists
In the canister body (503) includes a room (501) and two rooms (504), and a room (501) upper end is provided with the oil gas
Entrance (509) and oil gas vent (508), two room (504) upper end are provided with the atmospheric air port (507).
3. a kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function according to claim 1 and 2, its feature
It is that oil gas entrance (509) place is provided with the 3rd check valve (510), atmospheric air port (507) place is provided with canister filtering
Device (506).
4. a kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function according to claim 2, its feature exists
In filled with activated carbon (502) in a room (501) and two rooms (504).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510338422.4A CN104989564B (en) | 2015-06-18 | 2015-06-18 | A kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510338422.4A CN104989564B (en) | 2015-06-18 | 2015-06-18 | A kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function |
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| Publication Number | Publication Date |
|---|---|
| CN104989564A CN104989564A (en) | 2015-10-21 |
| CN104989564B true CN104989564B (en) | 2017-06-27 |
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|---|---|---|---|
| CN201510338422.4A Active CN104989564B (en) | 2015-06-18 | 2015-06-18 | A kind of vehicle-mounted fuel-oil vaporization controlling device with temp regulating function |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257432A (en) * | 2015-11-10 | 2016-01-20 | 淮安市滨湖机械有限公司 | Vehicle-mounted fuel oil evaporation control device with electronically controlled temperature regulating function |
| CN112378545B (en) * | 2020-11-04 | 2022-11-25 | 中国人民解放军陆军装甲兵学院 | Engine state detection device and method for crawler armored vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2452766B (en) * | 2007-09-14 | 2010-01-06 | Scion Sprays Ltd | Internal combustion engine with a fuel injection system |
| US7809491B1 (en) * | 2009-05-26 | 2010-10-05 | Ford Global Technologies, Llc | Method to perform carbon canister purge and adaption of air-fuel ratio estimation parameters |
| KR101262466B1 (en) * | 2010-11-08 | 2013-05-08 | 현대자동차주식회사 | Canister Unit combined Heater |
| KR101261945B1 (en) * | 2010-11-12 | 2013-05-09 | 기아자동차주식회사 | Canister for vehicles and fuel evaporative system provided with the same |
| CN104454254B (en) * | 2013-09-17 | 2017-10-10 | 北汽福田汽车股份有限公司 | fuel system for vehicle |
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Effective date of registration: 20201105 Address after: No. 159, Chengjiang Middle Road, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangyin Intellectual Property Operation Co., Ltd Address before: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Patentee before: JIANGSU University |
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