CN204845525U - Add oil pipe assembly with flexible construction - Google Patents
Add oil pipe assembly with flexible construction Download PDFInfo
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- CN204845525U CN204845525U CN201520529601.1U CN201520529601U CN204845525U CN 204845525 U CN204845525 U CN 204845525U CN 201520529601 U CN201520529601 U CN 201520529601U CN 204845525 U CN204845525 U CN 204845525U
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- pipe
- oil
- steel pipe
- interface portion
- fuel filler
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Abstract
The utility model discloses an add oil pipe assembly with flexible construction, including the oil feed steel pipe and the steel pipe of ventilating. The oil feed steel pipe is including being used for connecting the nozzle interface part of nozzle and the pipeline portion that is used for carrying the oil to the oil tank. The one end of pipeline portion links to each other with the nozzle interface part is integrative, and the other end is connected with the oil feed hose. The one end of steel pipe of ventilating and the lateral wall welding intercommunication of nozzle interface part, the other end is connected with the air hose. The utility model discloses a various trends can be realized easily to flexible oil feed hose and air hose, are favorable to adapting to the requirement of arranging of various oiling systems. Simultaneously the oil feed hose is convenient for make with the air hose, has effectively reduced weight and cost with the oil pipe assembly, has simultaneously that the high crushing resistance of intensity is good, long service life's advantage, can be applied to various motorcycle types widely.
Description
Technical field
The utility model relates to vehicular spare parts field, specifically for a kind of fuel filler pipe assembly with flexible structure of fuel tank of vehicle.
Background technology
Along with the develop rapidly of China's auto trade and improving constantly of living standards of the people, the demand of family-sized car is also along with surging.Automobile is furnished with fuel tank with gasoline or diesel oil for fuel usually, and for the ease of sealing and the oiling of fuel tank, the oil filling port of fuel tank is all provided with special fuel filler pipe.
Traditional fuel filler pipe assembly is generally formed by combining by fuel filler pipe, freeing pipe and mounting bracket, and wherein fuel filler pipe comprises the exhaust joint that oil filling port, oil outlet and oil filling port place are arranged.One end of freeing pipe is quick connector, and its other end is communicated with the exhaust joint of fuel filler pipe.During oiling, the oil filling port of fuel filler pipe inserts oil gun, and its oil outlet is connected with the pouring orifice of fuel tank, and the quick connector of freeing pipe is connected with the deflation hole of fuel tank.Liquid fuel enters in fuel tank through fuel filler pipe, and after fuel oil enters fuel tank, the air in fuel tank enters air to exhaust joint by oil filling port through freeing pipe from quick connector.
Traditional fuel filler pipe assembly is all made up of metal, and the inevitable weight of fuel filler pipe assembly is large, cost is high, thus causes the raising of integral vehicle cost and the increase of complete vehicle weight.And the oiling pipeline of metal has stronger rigidity, not easily adjusts trend during installation.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, and a kind of fuel filler pipe assembly with flexible structure is provided, various pipeline rout is realized by the compliant section that can bend, the layout being convenient to various fuel loading system is installed, and reduces weight and the manufacturing cost of fuel filler pipe assembly simultaneously.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of fuel filler pipe assembly with flexible structure, comprises oil-feed steel pipe and ventilation steel pipe.Oil-feed steel pipe comprises nozzle interface portion for connecting nozzle and for the pipe section to fuel tank conveying oil plant.One end of pipe section is connected with nozzle interface portion one, and the other end is connected with oil inlet hose.One end of ventilation steel pipe is communicated with the sidewall weld of nozzle interface portion, and the other end is connected with breather hose.
For optimizing technique scheme, the utility model also comprises the technical scheme of following improvement.
One end of above-mentioned breather hose is shaped with the fuel tank exhaust port for connecting fuel tank deflation hole, and the other end is shaped with the ventilation sleeve pipe be connected with steel pipe of ventilating.Ventilation sleeve outer wall is fixed with the first clip.
One end of above-mentioned oil inlet hose is shaped with the tank filling interface for connecting tank filling hole, and the other end is shaped with the oil-feed sleeve pipe be connected with pipe section.Oil-feed sleeve outer wall is fixed with the second clip.
Above-mentioned nozzle interface portion is isometrical cylindrical shape.Be fixed with oil gun support sleeve in the inside of nozzle interface portion near port, oil gun support sleeve has the oil gun through hole of adaptive nozzle head.
Above-mentioned oil gun support sleeve has the tubular fixed part with the inwall interference fit of nozzle interface portion, tubular fixed part is connected with and extends internally and reduce the caliber contraction flow region of diameter, oil gun through hole is positioned at the bottom of caliber contraction flow region, is shaped with at least two exhaust holes in the surrounding of caliber contraction flow region.
Above-mentioned ventilation steel pipe has the breather pipe interface with the intracavity inter-connection of nozzle interface portion, and breather pipe interface is positioned at the inner side of caliber contraction flow region.
The inwall of above-mentioned tubular fixed part is shaped with negative thread tooth.
Above-mentioned nozzle interface portion is connected with pipe section one by tapering transition section, and the cone limit angle of tapering transition section is 18 degree.
The outer wall of above-mentioned pipe section is fixed with the first support, the second support and the 3rd support in interval successively.First support, the second support and the 3rd support are fixedly connected with ventilation steel pipe respectively.
The outer end side face of above-mentioned nozzle interface portion is shaped with a circle turnup limit.
Compared with prior art, a kind of fuel filler pipe assembly with flexible structure of the present utility model, is had oil-feed steel pipe and the ventilation steel pipe of stronger crushing resistance and intensity, is connected simultaneously at the end of oil-feed steel pipe with ventilation steel pipe by compliant section with fuel tank.By oil inlet hose and the breather hose of flexibility, can easily realize various trend, be conducive to the arrangement requirement adapting to various fuel loading system.Simultaneously oil inlet hose and breather hose are convenient to manufacture, and effectively reduce weight and the cost of fuel filler pipe assembly, have that intensity high pressure resistance is good, the advantage of long service life simultaneously, can be widely used in various vehicle.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of the utility model embodiment.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the birds-eye view of Fig. 1.
Fig. 4 is that A-A in Fig. 1 is to cutaway view.
Fig. 5 is that C in Fig. 2 is to partial view.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 5 shows that structural representation of the present utility model.
Reference numeral is wherein: oil-feed steel pipe 1, nozzle interface portion 11, pipe section 12, oil inlet hose 13, tank filling interface 13a, oil-feed sleeve pipe 13b, tapering transition section 14, cone limit angle 14a, ventilation steel pipe 2, breather pipe interface 2a, breather hose 21, fuel tank exhaust port 21a, ventilation sleeve pipe 21b, first clip 31, second clip 32, oil gun support sleeve 4, tubular fixed part 4a, caliber contraction flow region 4b, negative thread tooth 4c, exhaust hole 4d, oil gun through hole 41, first support 51, second support 52, 3rd support 53.
A kind of fuel filler pipe assembly with flexible structure of the present utility model, comprises oil-feed steel pipe 1 and ventilation steel pipe 2.Oil-feed steel pipe 1 comprises nozzle interface portion 11 for connecting nozzle and for the pipe section 12 to fuel tank conveying oil plant.
One end of pipe section 12 is connected with nozzle interface portion 11 one, and the other end is connected with oil inlet hose 13.By the oil inlet hose 13 of flexibility, pipe section 12 is connected with tank filling hole.
One end of ventilation steel pipe 2 is communicated with the sidewall weld of nozzle interface portion 11, and the other end is connected with breather hose 21.By the breather hose 21 of flexibility, ventilation steel pipe 2 is connected with fuel tank deflation hole.
One end of breather hose 21 is shaped with the fuel tank exhaust port 21a for connecting fuel tank deflation hole, and the other end is shaped with the ventilation sleeve pipe 21b be connected with steel pipe 2 of ventilating.Ventilation sleeve pipe 21b outer wall is fixed with the first clip 31, after making ventilation sleeve pipe 21b be set in ventilation steel pipe 2 outer wall, then is fixed by the first clip 31.
One end of oil inlet hose 13 is shaped with the tank filling interface 13a for connecting tank filling hole, and the other end is shaped with the oil-feed sleeve pipe 13b be connected with pipe section 12.Oil-feed sleeve pipe 13b outer wall is fixed with the second clip 32.
In a preferred embodiment, the first clip 31 and the second clip 32 preferably adopt electrodeless clip, improve the leak tightness connected.
Nozzle interface portion 11 is in isometrical cylindrical shape, and the outer end side face of nozzle interface portion 11 is shaped with a circle turnup limit.Be fixed with oil gun support sleeve 4 in the inside of nozzle interface portion 11 near port, oil gun support sleeve 4 has the oil gun through hole 41 of adaptive nozzle head.Nozzle stretches into from the port of nozzle interface portion 11, and its head puts in oil gun through hole 41, inputs oil plant to pipe section 12.
Oil gun support sleeve 4 has the tubular fixed part 4a with the inwall interference fit of nozzle interface portion 11, tubular fixed part 4a is connected with and extends internally and reduce the caliber contraction flow region 4b of diameter, oil gun through hole 41 is positioned at the bottom of caliber contraction flow region 4b, is shaped with at least two exhaust hole 4d in the surrounding of caliber contraction flow region 4b.
Ventilation steel pipe 2 has the breather pipe interface 2a with the intracavity inter-connection of nozzle interface portion 11, and breather pipe interface 2a is positioned at the inner side of caliber contraction flow region 4b.When nozzle inputs oil plant to pipe section 12, the air in fuel tank is discharged in the cavity inside caliber contraction flow region 4b by breather hose 21 and ventilation steel pipe 2, then is discharged to the outside of nozzle interface portion 11 by exhaust hole 4d.
Be shaped with negative thread tooth 4c at the inwall of tubular fixed part 4a, be convenient to, in nozzle interface portion 11, fuel door is installed.
Nozzle interface portion 11 is connected with pipe section 12 one by tapering transition section 14.The caliber of nozzle interface portion 11 is greater than the caliber of pipe section 12.The cone limit angle 14a of tapering transition section 14 is 18 degree.
The outer wall of pipe section 12 is fixed with the first support 51, second support 52 and the 3rd support 53 in interval successively.First support 51, second support 52 and the 3rd support 53 are fixedly connected with ventilation steel pipe 2 respectively.First support 51, second support 52 and the 3rd support 53 are shaped with arc-shaped concave respectively, to be fitted weld by arc-shaped concave with the outer wall of pipe section 12 or the outer wall of steel pipe 2 of ventilating.
Most preferred embodiment of the present utility model is illustrated, and the various change made by those of ordinary skill in the art or remodeling all can not depart from scope of the present utility model.
Claims (10)
1. one kind has the fuel filler pipe assembly of flexible structure, comprise oil-feed steel pipe (1) and ventilation steel pipe (2), it is characterized in that: described oil-feed steel pipe (1) comprises nozzle interface portion (11) for connecting nozzle and for the pipe section (12) to fuel tank conveying oil plant; One end of described pipe section (12) is connected with nozzle interface portion (11) one, and the other end is connected with oil inlet hose (13); One end of described ventilation steel pipe (2) is communicated with the sidewall weld of nozzle interface portion (11), and the other end is connected with breather hose (21).
2. a kind of fuel filler pipe assembly with flexible structure according to claim 1, it is characterized in that: one end of described breather hose (21) is shaped with the fuel tank exhaust port (21a) for connecting fuel tank deflation hole, and the other end is shaped with the ventilation sleeve pipe (21b) be connected with steel pipe of ventilating (2); Described ventilation sleeve pipe (21b) outer wall is fixed with the first clip (31).
3. a kind of fuel filler pipe assembly with flexible structure according to claim 2, it is characterized in that: one end of described oil inlet hose (13) is shaped with the tank filling interface (13a) for connecting tank filling hole, and the other end is shaped with the oil-feed sleeve pipe (13b) be connected with pipe section (12); Described oil-feed sleeve pipe (13b) outer wall is fixed with the second clip (32).
4. a kind of fuel filler pipe assembly with flexible structure according to claim 3, is characterized in that: described nozzle interface portion (11) is in isometrical cylindrical shape; Be fixed with oil gun support sleeve (4) in the inside of nozzle interface portion (11) near port, described oil gun support sleeve (4) has the oil gun through hole (41) of adaptive nozzle head.
5. a kind of fuel filler pipe assembly with flexible structure according to claim 4, it is characterized in that: described oil gun support sleeve (4) has the tubular fixed part (4a) with the inwall interference fit of nozzle interface portion (11), tubular fixed part (4a) is connected with and extends internally and reduce the caliber contraction flow region (4b) of diameter, described oil gun through hole (41) is positioned at the bottom of caliber contraction flow region (4b), is shaped with at least two exhaust holes (4d) in the surrounding of caliber contraction flow region (4b).
6. a kind of fuel filler pipe assembly with flexible structure according to claim 5, it is characterized in that: described ventilation steel pipe (2) has the breather pipe interface (2a) with the intracavity inter-connection of nozzle interface portion (11), described breather pipe interface (2a) is positioned at the inner side of caliber contraction flow region (4b).
7. a kind of fuel filler pipe assembly with flexible structure according to claim 6, is characterized in that: the inwall of described tubular fixed part (4a) is shaped with negative thread tooth (4c).
8. a kind of fuel filler pipe assembly with flexible structure according to claim 7, it is characterized in that: described nozzle interface portion (11) is connected with described pipe section (12) one by tapering transition section (14), and cone limit angle (14a) of described tapering transition section (14) is 18 degree.
9. a kind of fuel filler pipe assembly with flexible structure according to claim 8, is characterized in that: the outer wall of described pipe section (12) is fixed with the first support (51), the second support (52) and the 3rd support (53) in interval successively; Described the first support (51), the second support (52) and the 3rd support (53) are fixedly connected with ventilation steel pipe (2) respectively.
10. a kind of fuel filler pipe assembly with flexible structure according to claim 9, is characterized in that: the outer end side face of described nozzle interface portion (11) is shaped with a circle turnup limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529601.1U CN204845525U (en) | 2015-07-21 | 2015-07-21 | Add oil pipe assembly with flexible construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529601.1U CN204845525U (en) | 2015-07-21 | 2015-07-21 | Add oil pipe assembly with flexible construction |
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| Publication Number | Publication Date |
|---|---|
| CN204845525U true CN204845525U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201520529601.1U Active CN204845525U (en) | 2015-07-21 | 2015-07-21 | Add oil pipe assembly with flexible construction |
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| CN (1) | CN204845525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015323A (en) * | 2015-07-21 | 2015-11-04 | 宁波舜江汽车部件制造有限公司 | Oil filling pipe assembly with flexible structure |
-
2015
- 2015-07-21 CN CN201520529601.1U patent/CN204845525U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015323A (en) * | 2015-07-21 | 2015-11-04 | 宁波舜江汽车部件制造有限公司 | Oil filling pipe assembly with flexible structure |
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