CN205292273U - Inside pipeline of oil tank system and oil tank system - Google Patents
Inside pipeline of oil tank system and oil tank system Download PDFInfo
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- CN205292273U CN205292273U CN201520935942.9U CN201520935942U CN205292273U CN 205292273 U CN205292273 U CN 205292273U CN 201520935942 U CN201520935942 U CN 201520935942U CN 205292273 U CN205292273 U CN 205292273U
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- oil tank
- tank system
- valve
- accumulating box
- liquid accumulating
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Abstract
The utility model provides an inside pipeline of oil tank system, it includes: locate the valve and the weight valve of limiting the quantity of that refuels at the inboard top of oil tank, the inside 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 is connected to the nozzle through nozzle pipe, the nozzle is connected to the carbon tank. The utility model discloses the oil tank system that is equipped with this inside 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
This utility model relates to vehicle fuel tank system technical field, and specifically, this utility model relates to the internal duct of a kind of oil tank system with canister and the oil tank system of the type.
Background technology
Further strict along with Abgasgesetz, the online Investigation of Petroleum Vapor Recovery Technology that refuels of a kind of gasoline car engenders in the market, the principle of this technology is in the process that gasoline car refuels, fuel tank internal oil vapour is not discharged in air, but after canister Filtration Adsorption, the gas relatively cleaned is discharged, the oil gas recoverable of absorption by canister. but, it is accomplished by oil gas output enough when oiling meter valve ensures to refuel for fuel tank, fuel tank is also required to weight valve to ensure aeration 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 vent line of connection, these fluid very likely enters in the canister being connected with nozzle through rocking, once fluid enters in canister, canister will be caused to lose efficacy, thus causing some or all of oil vapour to absorb, it is expelled directly out air and causes environmental pollution. it is thus desirable to one can meet the fuel tank internal circuit design that Investigation of Petroleum Vapor Recovery Technology requirement is avoided that again canister lost efficacy.
Fig. 1 illustrates the fuel tank internal circuit design of traditional gas recovery system for oil. As shown in Figure 1, under normal circumstances, gasoline enters in oil tank body 18 by oil filling pipe 11, and now the oil vapour in oil tank body 18 is stressed and acts through oiling meter valve 13, enter into nozzle 14 by pipeline 16, and enter canister (not shown) by pipeline 17; In automobilism, the gas of evaporation enters nozzle 14 by weight valve 12, and likewise enters canister. But, motor racing always has a little oil liquid and is entered in canister by oiling meter valve 11 and weight valve 12, thus causing canister to lose efficacy. Ultimately result in oil vapour and by canister active adsorption, air, contaminated environment cannot be directly discharged into.
Therefore, it is necessary to design a kind of novel internal duct, to avoid canister to lose efficacy.
Utility model content
One of the purpose of this utility model is in that to avoid canister to lose efficacy owing to gasoline liquid penetrates into.
Another object of the present utility model is in that, by providing the fuel tank internal pipeline in a kind of gasoline recovery system to improve motor vehicle emission, to improve fuel efficiency.
Another object of the present utility model is in that providing a kind of can meet Investigation of Petroleum Vapor Recovery Technology requirement and be avoided that again the oil tank system internal duct that canister lost efficacy and the oil tank system being provided with the type internal duct.
Another object of the present utility model is in that, by the simple transformation to existing system, it is provided that low cost, the high suitability, designs simple solution.
Other purposes of the present utility model are apparent to those skilled in the art after reading in conjunction with the accompanying description.
At least one in for achieving the above object, according to one side of the present utility model, it is provided that a kind of automobile oil tank system internal duct, comprising:
It is located at oiling meter valve and the weight valve of fuel tank inside top, wherein, described oil tank system internal duct also includes 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 nozzle by nozzle line, and described nozzle is connected to canister.
Alternatively, in above-mentioned oil tank system internal duct, described liquid accumulating box has cubic shaped.
Alternatively, in above-mentioned oil tank system internal duct, described liquid accumulating box has the check valve being located at bottom it.
Alternatively, in above-mentioned oil tank system internal duct, described liquid accumulating box has the first opening being connected with oiling meter valve pipeline, and the second opening being connected with weight valve pipeline, described check valve is arranged close to described first opening or described second opening.
Alternatively, in above-mentioned oil tank system internal duct, being connected by Spin welding or cold slotting be connected of described oiling meter valve pipeline and described liquid accumulating box, and being connected by Spin welding or cold slotting be connected of described weight valve pipeline and described liquid accumulating box.
Alternatively, in above-mentioned oil tank system internal duct, described liquid accumulating box, described oiling meter valve, described nozzle, described weight valve is all welded in fuel tank inside top.
Alternatively, in above-mentioned oil tank system internal duct, described weight valve is located at the peripheral position of described fuel tank inside top, and described weight valve is located at the centre position of described fuel tank inside top.
Alternatively, in above-mentioned oil tank system internal duct, described liquid accumulating box has the level height higher than described oiling meter valve and described weight valve.
Alternatively, in above-mentioned oil tank system internal duct, in described liquid accumulating box, it is provided with baffle plate.
According to another aspect of the present utility model, it is provided that a kind of automobile oil tank system, it includes any of the above-described kind of oil tank system internal duct.
The beneficial effects of the utility model are in that to adopt fluid accumulation to cushion this simple designs, liquid accumulating box is specifically adopted to efficiently solve the fluid entrance canister that gasoline car oiling exhaust recovery system exists, cause the problem that canister lost efficacy, and environmental pollution can be reduced, improve fuel efficiency.
Accompanying drawing explanation
With reference to accompanying drawing, of the present utility model above-mentioned and other feature will become clear from, wherein:
Fig. 1 illustrates the schematic diagram of the internal duct of oil tank system of the prior art.
Fig. 2 illustrates the schematic diagram of the internal duct of the oil tank system according to an embodiment of the present utility model.
Detailed description of the invention:
Easy to understand, according to the technical solution of the utility model, under not changing this utility model connotation, one of ordinary skill in the art can propose various structures mode and the implementation that can mutually replace.Therefore, detailed description below and accompanying drawing are only the exemplary illustrations to the technical solution of the utility model, and are not to be construed as of the present utility model whole or are considered as defining or limiting technical solutions of the utility model.
The orientation terms such as the up, down, left, right, before and after mentioned in this manual or be likely to mention, front, the back side, top, bottom are to be defined relative to the structure shown in each accompanying drawing, they are relative concepts, it is therefore possible to can residing for it diverse location, different use state and correspondingly change. So, also these or other orientation term should be construed to restricted term.
With reference now to Fig. 2, it is different from prior art, it is additionally arranged liquid accumulating box 29 according to oil tank system internal duct of the present utility model, it plays fluid accumulation cushioning effect, make fluid will not be directly entered canister, in each embodiment following, the inefficacy that the concrete decision design of liquid accumulating box 29 is conducive to preventing fluid from penetrating into canister and causes canister. As this paper prior art part be discussed in detail, once canister lost efficacy will cause that the discharge of dirty gas causes environmental pollution.
In one embodiment, automobile oil tank system internal duct includes:
It is located at the oiling meter valve 23 within fuel tank 28 top side and weight valve 22, wherein, described oil tank system internal duct also includes liquid accumulating box 29, described oiling meter valve 23 is connected to described liquid accumulating box 29 by oiling meter valve pipeline 26, and described weight valve 22 is connected to described liquid accumulating box 29 by weight valve pipeline 25, described liquid accumulating box 29 is connected to nozzle 24 by nozzle line 30, and nozzle 24 is connected to canister (not shown) by canister pipeline 27.
Liquid accumulating box 29 can adopt any applicable material, and such as plastics etc., its shape, size can design according to practical application. In one embodiment, liquid accumulating box 29 has cubic shaped.
In one embodiment, liquid accumulating box 29 has first opening being connected with oiling meter valve pipeline 26, one or more second openings being connected with weight valve pipeline 25, and the 3rd opening being connected with nozzle line 30, 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 29 is located at the inside top of fuel tank 28, for instance by welding the inside top being arranged on described fuel tank 28.
In one embodiment, liquid accumulating box 29 has the level height higher than oiling meter valve 23 and weight valve 22.
In one embodiment, weight valve 22, the meter valve 23 that refuels is located in the inside top of fuel tank 28, for instance by welding the inside top being arranged on described fuel tank 28.
In one embodiment, first opening and the second opening are arranged to be in opposite side place with described 3rd opening, such as, on the left of the first opening and the second opening are located at, 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.
In one embodiment, liquid accumulating box 29 has the check valve being located at bottom it, such as bulk check valve, particularly preferably, the first opening that described liquid accumulating box 29 is connected it is located at described weight valve pipeline 26 or near the second opening being connected with described oiling meter valve pipeline 25 near described check valve, that is, check valve is near the first opening or the second opening so that the oil entering liquid accumulating box from the first opening or the second opening directly can be back in fuel tank 28 by check valve.
In one embodiment, it is connected by Spin welding or cold slotting connection between each pipeline, especially being connected by Spin welding or cold slotting be connected of described oiling meter valve pipeline and described liquid accumulating box, and being connected by Spin welding or cold slotting be connected of described weight valve pipeline and described liquid accumulating box.
In one embodiment, being provided with baffle plate in liquid accumulating box 29, this baffle plate fluid is directly entered nozzle line 30, for instance baffle plate is be located at the baffle plate near the 3rd opening so that oil vapour can enter nozzle line 30 and fluid is blocked.
At automobile when refueling, gasoline enters fuel tank 28 by oil filling pipe 21, and the oil vapour in fuel tank 28 is due to pressure effect, through refueling meter valve 23, oiling meter valve pipeline 26, liquid accumulating box 29, nozzle line 30, enters into nozzle 24, enters air after filtering then through canister.
In car running process, partially liq enters in liquid accumulating box 28 by oiling meter valve 23 and weight valve 22, owing to liquid accumulating box 28 has certain accumulating capability, the liquid of savings can be back in fuel tank 28 by check valve or incoming road, from without entering into canister.
In one embodiment, described weight valve 22 is welded on the peripheral position place of described fuel tank 28 inside top, for instance both sides, and described oiling meter valve 23 is welded on the medium position place of the inside top of described fuel tank 28.
This utility model also aims to protect the oil tank system being provided with internal duct as described above.
Should be understood that; all above preferred embodiments are all exemplary rather than restrictive, and various remodeling or deformation that particular embodiments described above is made by those skilled in the art under design of the present utility model all should in legal scope of the present utility model.
Claims (10)
1. an automobile oil tank system internal duct, comprising:
It is located at oiling meter valve and the weight valve of fuel tank inside top, it is characterized in that, described oil tank system internal duct also includes 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 nozzle by nozzle line, and described nozzle is connected to canister.
2. oil tank system internal duct according to claim 1, it is characterised in that described liquid accumulating box has cubic shaped.
3. oil tank system internal duct according to claim 1, it is characterised in that described liquid accumulating box has the check valve being located at bottom it.
4. oil tank system internal duct according to claim 3, it is characterized in that, described liquid accumulating box has the first opening being connected with oiling meter valve pipeline, and the second opening being connected with weight valve pipeline, described check valve is arranged close to described first opening or described second opening.
5. the oil tank system internal duct according to any one of claim 1-4, it is characterized in that, being connected by Spin welding or cold slotting be connected of described oiling meter valve pipeline and described liquid accumulating box, and being connected by Spin welding or cold slotting be connected of described weight valve pipeline and described liquid accumulating box.
6. the oil tank system internal duct according to any one of claim 1-4, it is characterised in that described liquid accumulating box, described oiling meter valve, described nozzle, described weight valve is all welded in fuel tank inside top.
7. oil tank system internal duct according to claim 6, it is characterised in that described weight valve is located at the peripheral position of described fuel tank inside top, described weight valve is located at the centre position of described fuel tank inside top.
8. oil tank system internal duct according to claim 1, it is characterised in that described liquid accumulating box has the level height higher than described oiling meter valve and described weight valve.
9. oil tank system internal duct according to claim 1, it is characterised in that be provided with baffle plate in described liquid accumulating box.
10. an oil tank system, it is characterised in that it includes oil tank system internal duct as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935942.9U CN205292273U (en) | 2015-11-23 | 2015-11-23 | Inside pipeline of oil tank system and oil tank system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935942.9U CN205292273U (en) | 2015-11-23 | 2015-11-23 | Inside pipeline of oil tank system and oil tank system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205292273U true CN205292273U (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520935942.9U Active CN205292273U (en) | 2015-11-23 | 2015-11-23 | Inside pipeline of oil tank system and oil tank system |
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| Country | Link |
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| CN (1) | CN205292273U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986962A (en) * | 2017-12-29 | 2019-07-09 | 长城汽车股份有限公司 | A kind of tank assembly and automobile |
| 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 |
-
2015
- 2015-11-23 CN CN201520935942.9U patent/CN205292273U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986962A (en) * | 2017-12-29 | 2019-07-09 | 长城汽车股份有限公司 | A kind of tank assembly and automobile |
| 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 |