CN205190084U - Outside pipeline of oil tank system and oil tank system - Google Patents
Outside pipeline of oil tank system and oil tank system Download PDFInfo
- Publication number
- CN205190084U CN205190084U CN201520818403.7U CN201520818403U CN205190084U CN 205190084 U CN205190084 U CN 205190084U CN 201520818403 U CN201520818403 U CN 201520818403U CN 205190084 U CN205190084 U CN 205190084U
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- oil tank
- tank system
- valve
- exterior line
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Abstract
The utility model provides an outside pipeline of car oil tank system, it includes: locate refueling of oil tank top limit the quantity of valve and weight valve, the outside pipeline of oil tank system still includes the hydrops box, refuel and limit the quantity of the valve and limit the quantity of the valve tube coupling extremely through refueling the hydrops box, and the weight valve passes through the weight valve tube coupling extremely the hydrops box, the hydrops box passes through carbon tank tube coupling to carbon tank. The utility model discloses the oil tank system that is equipped with this outside pipeline is still provided. The utility model discloses effectively prevent fluid from getting into the carbon tank and lead to the exhaust emission that the carbon tank became invalid and arouse.
Description
Technical field
The utility model relates to vehicle fuel tank system technical field, and specifically, the utility model relates to a kind of with the oil tank system exterior line of canister and the oil tank system of the type.
Background technique
Further strict along with Abgasgesetz, a kind of online oiling Investigation of Petroleum Vapor Recovery Technology of gasoline car engenders in the market, the principle of this technology is in the process of gasoline car oiling, fuel tank internal oil vapor is not discharged in air, but filter after absorption through canister, comparatively clean gas is discharged, the oil gas recoverable of absorption by canister.But, for just need fuel tank to refuel meter valve ensure to refuel time enough oil gas discharge capacity, fuel tank also need weight valve to ensure vent ability requirement during routine work simultaneously, but especially refuel meter valve in automobile dynamic operation by these valve bodies, unavoidable oil can be leaked in the gas pipeline of connection, these fluid is through rocking the canister very likely entering into nozzle and connect, once fluid enters into canister, canister will be caused to lose efficacy, thus cause some or all of oil vapor to absorb, directly discharge air and cause environmental pollution.Therefore the fuel tank piping system design that can meet Investigation of Petroleum Vapor Recovery Technology requirement and canister can be avoided again to lose efficacy is needed.
Fig. 1 shows the fuel tank piping system design of traditional gas recovery system for oil.As shown in Figure 1, under normal circumstances, gasoline enters into oil tank body 15 by oil filling pipe 14, and the effect of being stressed of the oil vapor now in oil tank body 15, by refueling meter valve 11, enters into canister by pipeline 13; The gas evaporated in automobilism, by weight valve 12, enters into canister.But, in motor racing, always have a little liquid enter into canister by oiling meter valve 11 and weight valve 12, thus cause canister to lose efficacy.Finally cause oil vapor effectively cannot be adsorbed by canister, directly enter air, befouling environment.
Therefore, be necessary to design a kind of novel exterior line, lost efficacy to avoid canister.
Model utility content
One of the purpose of this utility model is to avoid canister to lose efficacy because gasoline liquid infiltrates.
Another object of the present utility model is by providing the fuel tank exterior line in a kind of gasoline recovery system to improve motor vehicle emission, improves fuel efficiency.
Another object of the present utility model is to provide a kind of and can meets Investigation of Petroleum Vapor Recovery Technology requirement and can avoid again the oil tank system exterior line that canister lost efficacy and the oil tank system being provided with the type exterior line.
Another object of the present utility model is, by the simple transformation to existing system, provides low cost, high applicability, the solution of simplicity of design.
Other objects of the present utility model are apparent to those skilled in the art after reading specification by reference to the accompanying drawings.
At least one for achieving the above object, according to one side of the present utility model, provide a kind of automobile oil tank system exterior line, it comprises:
Be located at oiling meter valve and the weight valve of top of oil-tank, wherein, described oil tank system exterior line also comprises liquid accumulating box, described oiling meter valve is connected to described liquid accumulating box by oiling meter valve pipeline, and described weight valve is connected to described liquid accumulating box by weight valve pipeline, described liquid accumulating box is connected to canister by canister pipeline.
Alternatively, in above-mentioned oil tank system exterior line, described liquid accumulating box has cubic shaped.
Alternatively, in above-mentioned oil tank system exterior line, described liquid accumulating box has first opening be connected with described oiling meter valve pipeline, one or more second openings be connected with described weight valve pipeline, and the 3rd opening to be connected with described canister pipeline, wherein said 3rd opening has the level height higher than described first opening and the second opening.
Alternatively, in above-mentioned oil tank system exterior line, described liquid accumulating box is welded on the upper surface of described fuel tank.
Alternatively, in above-mentioned oil tank system exterior line, the lower surface of described liquid accumulating box has the level height higher than described oiling meter valve and weight valve.
Alternatively, in above-mentioned oil tank system exterior line, described weight valve, the meter valve that refuels is welded on the upper surface of described fuel tank.
Alternatively, in above-mentioned oil tank system exterior line, described first opening and the second opening are arranged to be in opposite side place with described 3rd opening.
Alternatively, in above-mentioned oil tank system exterior line, described weight valve is welded on described fuel tank upper surface peripheral position place.
Alternatively, in above-mentioned oil tank system exterior line, described oiling meter valve is welded on described fuel tank upper surface middle part position.
According to another aspect of the present utility model, provide a kind of automobile oil tank system, it comprises any one oil tank system exterior line above-mentioned.
The beneficial effects of the utility model are to adopt this simple designs of fluid accumulation buffering, the fluid specifically adopting liquid accumulating box to efficiently solve the existence of gasoline car oiling exhaust recovery system enters canister, cause the problem that canister lost efficacy, and can environmental pollution be reduced, improve fuel efficiency.
Accompanying drawing explanation
With reference to accompanying drawing, above-mentioned and other feature of the present utility model will become apparent, wherein:
Fig. 1 shows the schematic diagram of the exterior line of oil tank system of the prior art.
Fig. 2 shows the schematic diagram of the exterior line of the oil tank system according to an embodiment of the present utility model.
embodiment:
Easy understand, according to the technical solution of the utility model, is not changing under the utility model connotation, and one of ordinary skill in the art can propose the various structures mode that can mutually replace and implementation.Therefore, following embodiment and accompanying drawing are only the exemplary illustrations to the technical solution of the utility model, and should not be considered as of the present utility model all or the restriction be considered as technical solutions of the utility model or restriction.
The orientation terms such as the up, down, left, right, before and after mentioned in this manual or may mention, front, the back side, top, bottom carry out defining relative to the structure shown in each accompanying drawing, they are relative concepts, therefore likely can residing for it diverse location, different using state and correspondingly changing.So, also these or other orientation term should be interpreted as restricted term.
With reference now to Fig. 2, be different from prior art, liquid accumulating box 28 has been set up according to oil tank system exterior line of the present utility model, it plays fluid accumulation buffer function, make fluid directly can not enter canister, in each embodiment following, the concrete decision design of liquid accumulating box 28 is conducive to preventing fluid from infiltrating canister and causing the inefficacy of canister.As this paper prior art part is discussed in detail, dirty gas will be caused to discharge and cause environmental pollution once canister loses efficacy.
In one embodiment, automobile oil tank system exterior line comprises:
Be located at oiling meter valve 21 and the weight valve 22 at fuel tank 25 top, wherein, described oil tank system exterior line also comprises liquid accumulating box 28, described oiling meter valve 21 is connected to described liquid accumulating box 28 by oiling meter valve pipeline 27, and described weight valve 22 is connected to described liquid accumulating box 28 by weight valve pipeline 26, described liquid accumulating box 28 is connected to canister (not shown) by canister pipeline 23.
Liquid accumulating box 28 can adopt any applicable material, and as plastics etc., its shape, size can design according to practical application.In one embodiment, liquid accumulating box 28 has cubic shaped.
In one embodiment, liquid accumulating box 28 has first opening be connected with oiling meter valve pipeline 27, one or more second openings of 26 are connected with weight valve pipeline, and the 3rd opening to be connected with canister pipeline 23, wherein said 3rd opening has the level height higher than described first opening and the second opening.The design of differentiated levels makes liquid can not or be difficult to due to gravity enter canister.
In one embodiment, liquid accumulating box 28 is located on the upper surface of fuel tank 25, such as, be arranged on the upper surface of described fuel tank 25 by welding.
In one embodiment, the lower surface of liquid accumulating box 28 has the level height higher than oiling meter valve 21 and weight valve 22.
In one embodiment, weight valve 22, the meter valve 21 that refuels is located on the upper surface of fuel tank 25, such as, be arranged on the upper surface of described fuel tank 25 by welding.
In one embodiment, first opening and the second opening are arranged to be in opposite side place with described 3rd opening, such as the first opening and the second opening are located at left side and the 3rd opening is located at right side, and the first opening and the second opening are located at front side, and the 3rd opening is located at rear side etc.
At automobile when refueling, gasoline enters fuel tank 25, and the oil vapor in fuel tank 25 is due to pressure effect, and through refueling meter valve 21, oiling meter valve connecting pipeline 27, liquid accumulating box 28, enters into canister, then enters air after filtering.
In car running process, partially liq enters into liquid accumulating box 28 by oiling meter valve 21 and weight valve 22, and because liquid accumulating box 28 has certain accumulating capability, the liquid of savings can be back in fuel tank, thus cannot enter into canister.
In one embodiment, described weight valve 22 is welded on described fuel tank 25 upper surface peripheral position place, such as both sides, and described oiling meter valve 21 is welded on described fuel tank 25 upper surface middle part position.
The utility model is also intended to the oil tank system protecting the exterior line be provided with as described above.
Should be understood that; all above preferred embodiments are all exemplary and nonrestrictive, and the various remodeling that those skilled in the art make specific embodiment described above under design of the present utility model or distortion all should in legal scope of the present utility model.
Claims (10)
1. an automobile oil tank system exterior line, it comprises:
Be located at oiling meter valve and the weight valve of top of oil-tank, it is characterized in that, described oil tank system exterior line also comprises liquid accumulating box, described oiling meter valve is connected to described liquid accumulating box by oiling meter valve pipeline, and described weight valve is connected to described liquid accumulating box by weight valve pipeline, described liquid accumulating box is connected to canister by canister pipeline.
2. oil tank system exterior line according to claim 1, is characterized in that, described liquid accumulating box has cubic shaped.
3. oil tank system exterior line according to claim 1, it is characterized in that, described liquid accumulating box has first opening be connected with described oiling meter valve pipeline, one or more second openings be connected with described weight valve pipeline, and the 3rd opening to be connected with described canister pipeline, wherein said 3rd opening has the level height higher than described first opening and the second opening.
4. the oil tank system exterior line according to any one of claim 1-3, is characterized in that, described liquid accumulating box is welded on the upper surface of described fuel tank.
5. the oil tank system exterior line according to any one of claim 1-3, is characterized in that, the lower surface of described liquid accumulating box has the level height higher than described oiling meter valve and weight valve.
6. oil tank system exterior line according to claim 1, is characterized in that, described weight valve, and the meter valve that refuels is welded on the upper surface of described fuel tank.
7. oil tank system exterior line according to claim 6, is characterized in that, described weight valve is welded on described fuel tank upper surface peripheral position place.
8. oil tank system exterior line according to claim 6, is characterized in that, described oiling meter valve is welded on described fuel tank upper surface middle part position.
9. oil tank system exterior line according to claim 3, is characterized in that, described first opening and the second opening are arranged to be in opposite side place with described 3rd opening.
10. an oil tank system, is characterized in that, it comprises oil tank system exterior line as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520818403.7U CN205190084U (en) | 2015-10-22 | 2015-10-22 | Outside pipeline of oil tank system and oil tank system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520818403.7U CN205190084U (en) | 2015-10-22 | 2015-10-22 | Outside pipeline of oil tank system and oil tank system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205190084U true CN205190084U (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520818403.7U Active CN205190084U (en) | 2015-10-22 | 2015-10-22 | Outside pipeline of oil tank system and oil tank system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205190084U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109334441A (en) * | 2018-11-30 | 2019-02-15 | 安徽江淮汽车集团股份有限公司 | A kind of fuel tank aerating system |
| CN110626164A (en) * | 2019-10-15 | 2019-12-31 | 奇瑞商用车（安徽）有限公司 | Fuel tank structure of automobile fuel system |
| CN111373136A (en) * | 2017-11-27 | 2020-07-03 | 法国大陆汽车公司 | Detection method for detecting gas flow defects in a ventilation line of a purging device |
-
2015
- 2015-10-22 CN CN201520818403.7U patent/CN205190084U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111373136A (en) * | 2017-11-27 | 2020-07-03 | 法国大陆汽车公司 | Detection method for detecting gas flow defects in a ventilation line of a purging device |
| CN111373136B (en) * | 2017-11-27 | 2022-03-22 | 法国大陆汽车公司 | Detection method for detecting gas flow defects in a ventilation line of a purging device |
| CN109334441A (en) * | 2018-11-30 | 2019-02-15 | 安徽江淮汽车集团股份有限公司 | A kind of fuel tank aerating system |
| CN110626164A (en) * | 2019-10-15 | 2019-12-31 | 奇瑞商用车（安徽）有限公司 | Fuel tank structure of automobile fuel system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |