CN203836420U - Fuel injection hose and automobile fuel system with fuel injection hose - Google Patents
Fuel injection hose and automobile fuel system with fuel injection hose Download PDFInfo
- Publication number
- CN203836420U CN203836420U CN201420190019.2U CN201420190019U CN203836420U CN 203836420 U CN203836420 U CN 203836420U CN 201420190019 U CN201420190019 U CN 201420190019U CN 203836420 U CN203836420 U CN 203836420U
- Authority
- CN
- China
- Prior art keywords
- rubber sleeve
- nylon hose
- seal rubber
- hose
- filling neck
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to an automobile fuel system and in particular relates to a fuel injection hose and an automobile fuel system with the fuel injection hose. The fuel injection hose comprises a sheath and a nylon hose; the two ends of the nylon hose are connected with sealing rubber sleeves, respectively; the sealing rubber sleeves are hermetically connected with the nylon hose; the sheath covers the nylon hose. The utility model also provides an automobile fuel system with the fuel injection hose. The automobile fuel system has the beneficial effects that the nylon hose is used instead of a low-permeability rubber hose, and the cost is relatively low.
Description
Technical field
The utility model relates to automotive fuel oil system, relates in particular to a kind of filling neck and has the automotive fuel oil system of this filling neck.
Background technique
Automotive fuel oil system is made up of oil filling pipe, fuel tank and fuel pipe, and wherein oil filling pipe and fuel tank are made up of one section of flexible steel in flat section tubing (being called again filling neck) conventionally.Wherein the effect of filling neck is connection and absorption or the separating vibration for oil filling pipe and fuel tank, prevent oil filling pipe be connected with fuel tank because of vibration cause leak.Traditional filling neck generally adopts the manufacture of hyposmosis rubber, has the shortcoming that cost is high.
Summary of the invention
In order to solve the problems of the prior art, the utility model provides a kind of filling neck and has had the automotive fuel oil system of this filling neck.
The utility model provides a kind of filling neck, comprises sheath and nylon hose, and the two ends of described nylon hose are connected with respectively seal rubber sleeve, and described seal rubber sleeve and described nylon hose are tightly connected, and described sheath is wrapped in outside described nylon hose.
As further improvement of the utility model, described seal rubber sleeve comprises end and barrel, and the barrel of described seal rubber sleeve is wrapped up in the end of described nylon hose, and described seal rubber sleeve is provided with seal ring, described seal ring and described nylon hose interference fit.
As further improvement of the utility model, described nylon hose is provided with the sealed groove matching with described seal ring, and described seal ring is arranged in described sealed groove.
As further improvement of the utility model, described seal ring has three at least.
As further improvement of the utility model, the end of described seal rubber sleeve is provided with docking recess, and insert in described docking recess the end of described nylon hose.
As further improvement of the utility model, described seal rubber sleeve is rubber seal gum cover.
As further improvement of the utility model, described nylon hose is bellows.
The utility model also provides a kind of automotive fuel oil system with filling neck, comprises the filling neck described in above-mentioned middle any one.
As further improvement of the utility model, described automotive fuel oil system also comprises oil filling pipe and fuel tank, described fuel tank is provided with oil filler pipe joint, one end of described nylon hose is connected with described oil filling pipe by described seal rubber sleeve, between described nylon hose, oil filling pipe, be arranged with the first clamp, the other end of described nylon hose is connected with described oil filler pipe joint by described seal rubber sleeve, between described nylon hose, oil filler pipe joint, is arranged with the second clamp.
As further improvement of the utility model, described seal rubber sleeve is wrapped in outside described oil filling pipe, described oil filling pipe and described seal rubber sleeve are tightly connected, and the end of described oil filling pipe is provided with arc convex portion, described arc convex portion and described seal rubber sleeve interference fit.
The beneficial effects of the utility model are: by such scheme, substitute hyposmosis rubber hose by nylon hose, cost is lower.
Brief description of the drawings
Fig. 1 is the cross-sectional view of a kind of filling neck of the utility model;
Fig. 2 is the section detailed structure schematic diagram of a kind of filling neck of the utility model;
Fig. 3 is the cut-away section structural representation of a kind of automotive fuel oil system with filling neck of the utility model;
Fig. 4 is the assembly structure schematic diagram of a kind of automotive fuel oil system with filling neck of the utility model.
Embodiment
Below in conjunction with brief description of the drawings and embodiment, the utility model is further illustrated.
Drawing reference numeral in Fig. 1 to Fig. 4 is: filling neck 100; Nylon hose 1; Sealed groove 11; Seal rubber sleeve 2; End 21; Docking recess 211; Barrel 22; Seal ring 221; Sheath 3; Oil filling pipe 4; Arc convex portion 41; The first clamp 5; The second clamp 6; Fuel tank 7.
As shown in Figures 1 to 4, a kind of filling neck 100, comprise sheath 3 and nylon hose 1, the two ends of described nylon hose 1 are connected with respectively seal rubber sleeve 2, described seal rubber sleeve 2 is tightly connected with described nylon hose 1, described sheath 3 is wrapped in outside described nylon hose 1, and described sheath 3 is preferably foaming sheath.Described sheath 3 can be protected nylon hose 1, avoids nylon hose 1 to be scratched by chassis foreign matter.
As shown in Figures 1 to 4, described seal rubber sleeve 2 comprises end 21 and barrel 22, the end of described nylon hose 1 is wrapped in outside the barrel 22 of described seal rubber sleeve 2, and described seal rubber sleeve 2 is provided with seal ring 221, described seal ring 221 and described nylon hose 1 interference fit.
As shown in Figures 1 to 4, described nylon hose 1 is provided with the sealed groove 11 matching with described seal ring 221, and described seal ring 221 is arranged in described sealed groove 11, adopts the mode of seal ring 221 interference fit can effectively reduce the insertion force while assembling.
As shown in Figures 1 to 4, described seal ring 221 has three at least, and the utility model preferably arranges three to eight described seal rings 221.
As shown in Figures 1 to 4, the end 21 of described seal rubber sleeve 2 is provided with docking recess 211, and insert in described docking recess 211 end of described nylon hose 1.
As shown in Figures 1 to 4, described seal rubber sleeve 2 is preferably rubber seal gum cover.
As shown in Figures 1 to 4, described nylon hose 1 is preferably bellows.
As shown in Figures 1 to 4, the utility model also provides a kind of automotive fuel oil system with filling neck, comprises the filling neck 100 described in above-mentioned middle any one.
As shown in Figures 1 to 4, described automotive fuel oil system also comprises oil filling pipe 4 and fuel tank 7, described fuel tank 7 is provided with oil filler pipe joint, one end of described nylon hose 1 is connected with described oil filling pipe 7 by described seal rubber sleeve 5, described nylon hose 1, between the overlapping part of oil filling pipe 4, be arranged with the first clamp 5, the other end of described nylon hose 1 is connected with described oil filler pipe joint by described seal rubber sleeve 2, described nylon hose 1, between the overlapping part of oil filler pipe joint, be arranged with the second clamp 6, by the first clamp 5, the clamping force of the second clamp 6 is maintained the sealing configuration distortion of the seal rubber sleeve 2 of filling neck 100, reach the object of sealing.
As shown in Figures 1 to 4, the first clamp 5, the working position of the second clamp 6 and the seal ring 221 of seal rubber sleeve 2 coincide, can be in increasing pulling capacity, improve sealing reliability, the first clamp 5, the second clamp 6 need to act directly on the nylon material that Young's modulus is larger herein, therefore select non-resilient clamp more reasonable.It seems from leakage test result in addition: the first clamp 5, the second clamp 6 adopt worm screw clamp to clamp, and reliability is higher.The first clamp 5, the second clamp 6 be the optional pair of steel wire hoop and elasticity clamp also.
As shown in Figures 1 to 4, described seal rubber sleeve 2 is wrapped in outside described oil filling pipe 4, described oil filling pipe 4 is tightly connected with described seal rubber sleeve 2, and the end of described oil filling pipe 4 is provided with arc convex portion 41, described arc convex portion 41 and described seal rubber sleeve 2 interference fit.
A kind of filling neck 100 that the utility model provides and the automotive fuel oil system with this filling neck, filling neck 100 directly assembles with oil filling pipe 4, substitute original rubber hose, after assembling, adopt the first clamp 5, the second clamp 6 place that clamps, the first clamp 5, the second clamp 6 produce pretension by bolt active force, have reduced integral vehicle cost, and integral vehicle cost declines approximately 7 yuan; Improve sealability.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. a filling neck, is characterized in that: comprise sheath and nylon hose, the two ends of described nylon hose are connected with respectively seal rubber sleeve, and described seal rubber sleeve and described nylon hose are tightly connected, and described sheath is wrapped in outside described nylon hose.
2. filling neck according to claim 1, it is characterized in that: described seal rubber sleeve comprises end and barrel, the barrel of described seal rubber sleeve is wrapped up in the end of described nylon hose, and described seal rubber sleeve is provided with seal ring, described seal ring and described nylon hose interference fit.
3. filling neck according to claim 2, is characterized in that: described nylon hose is provided with the sealed groove matching with described seal ring, and described seal ring is arranged in described sealed groove.
4. filling neck according to claim 2, is characterized in that: described seal ring has three at least.
5. filling neck according to claim 2, is characterized in that: the end of described seal rubber sleeve is provided with docking recess, and insert in described docking recess the end of described nylon hose.
6. filling neck according to claim 1, is characterized in that: described seal rubber sleeve is rubber seal gum cover.
7. filling neck according to claim 1, is characterized in that: described nylon hose is bellows.
8. an automotive fuel oil system with filling neck, is characterized in that: comprise that profit requires the filling neck described in any one in 1 to 7.
9. the automotive fuel oil system with filling neck according to claim 8, it is characterized in that: described automotive fuel oil system also comprises oil filling pipe and fuel tank, described fuel tank is provided with oil filler pipe joint, one end of described nylon hose is connected with described oil filling pipe by described seal rubber sleeve, between the overlapping part of described nylon hose, oil filling pipe, be arranged with the first clamp, the other end of described nylon hose is connected with described oil filler pipe joint by described seal rubber sleeve, between the overlapping part of described nylon hose, oil filler pipe joint, is arranged with the second clamp.
10. the automotive fuel oil system with filling neck according to claim 9, it is characterized in that: described seal rubber sleeve is wrapped in outside described oil filling pipe, described oil filling pipe and described seal rubber sleeve are tightly connected, the end of described oil filling pipe is provided with arc convex portion, described arc convex portion and described seal rubber sleeve interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420190019.2U CN203836420U (en) | 2014-04-18 | 2014-04-18 | Fuel injection hose and automobile fuel system with fuel injection hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420190019.2U CN203836420U (en) | 2014-04-18 | 2014-04-18 | Fuel injection hose and automobile fuel system with fuel injection hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203836420U true CN203836420U (en) | 2014-09-17 |
Family
ID=51514261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420190019.2U Expired - Fee Related CN203836420U (en) | 2014-04-18 | 2014-04-18 | Fuel injection hose and automobile fuel system with fuel injection hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203836420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506129A (en) * | 2017-02-01 | 2018-09-07 | 丰田自动车株式会社 | Fuel pipe arrangement |
-
2014
- 2014-04-18 CN CN201420190019.2U patent/CN203836420U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506129A (en) * | 2017-02-01 | 2018-09-07 | 丰田自动车株式会社 | Fuel pipe arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20210418 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |