CN211853085U - Fuel pipeline and automobile using same - Google Patents
Fuel pipeline and automobile using same Download PDFInfo
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- CN211853085U CN211853085U CN201922207403.4U CN201922207403U CN211853085U CN 211853085 U CN211853085 U CN 211853085U CN 201922207403 U CN201922207403 U CN 201922207403U CN 211853085 U CN211853085 U CN 211853085U
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Abstract
The utility model relates to the technical field of automobiles, and discloses a pipeline which comprises a first pipe, a second pipe and a sealing element; the first pipe comprises a first connecting part, and a first groove structure is arranged outside the first connecting part; the second pipe comprises a second connecting part, and a second groove structure matched with the first groove structure is arranged in the second connecting part; the first connecting part and the second connecting part are connected through the sealing element arranged between the first groove structure and the second groove structure; the first pipe and the second pipe are connected with the second connecting part through the first connecting part. The utility model provides a pipe fitting connection structure is simple and characteristics with low costs.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to fuel pipeline and use its car.
Background
With the continuous improvement of the quality of life of people, when people go out and choose vehicles, the proportion of cars in the vehicles is larger and larger, and the cars also gradually become essential transportation tools in people's lives.
Currently, because the fuel tank and canister are typically located at the rear of the vehicle, they all require long fuel and vapor lines from the rear of the vehicle, through the vehicle chassis, front firewall and suspension bottoms, and engine perimeter to the engine. The fuel and steam pipeline system is required to have higher environmental condition adaptability and higher flexibility under the working condition environment, and along with the tightening of national six regulations, the evaporation emission requirement of the whole vehicle is higher and higher, and the permeability of the fuel and steam pipeline is higher and higher.
In the prior art, most of the connection modes of fuel and steam pipelines on automobiles adopt a mode of a standard quick-plug structure for connection, and the connection mode has the advantages of good reliability and stable quality, but also has the defects of large arrangement space, high cost, poor fuel permeability and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that the structure of tube coupling is complicated and with high costs is solved.
In order to solve the above technical problem, the present application discloses a pipeline, which includes a first pipe, a second pipe, and a sealing member; the first pipe comprises a first connecting part, and a first groove structure is arranged outside the first connecting part; the second pipe comprises a second connecting part, and a second groove structure matched with the first groove structure is arranged in the second connecting part; the first connecting part and the second connecting part are connected through the sealing element arranged between the first groove structure and the second groove structure; the first pipe and the second pipe are connected with the second connecting part through the first connecting part.
Optionally, a fixing protrusion is arranged outside the first connecting part;
the inside of this second connecting portion is equipped with the fixed recess with this fixed protruding matched with.
Optionally, a junction between the outer wall of the first connection portion and the end face of the first connection portion is provided with a chamfer.
Optionally, the first groove structure is an annular recessed structure in which an outer wall of the first connection portion is recessed inward.
Optionally, the first groove structure comprises a first annular protrusion and a second annular protrusion;
the sealing element is positioned between the accommodating interval formed by the first annular bulge and the second groove structure.
Optionally, a third annular protrusion corresponding to the second groove structure is disposed outside the second connecting portion.
Optionally, the material of the first tube is a rigid material.
Optionally, the material of the second tube is a flexible material.
Optionally, the flexible material comprises nylon, rubber or plastic.
The present application discloses in another aspect an automobile including the above-described conduit.
Adopt above-mentioned technical scheme, this application pipeline has following beneficial effect:
a pipeline disclosed herein includes a first pipe, a second pipe, and a seal; the first pipe comprises a first connecting part, the second pipe comprises a second connecting part, and the first pipe and the second pipe are connected with the second connecting part through the first connecting part; the first pipe and the second pipe are inserted into the hole in the second connecting part through the first connecting part to be connected, so that the connection is convenient and fast; and the structure of inserting fast among the prior art is through being equipped with a quick connector between two pipes, and the structure is complicated, has improved the processing cost, and along with whole car service life extension, to the mutual motion friction and the material ageing of connector, the fuel permeability can be progressively worse, influences the evaporation emission regulation of whole car.
A first groove structure is arranged outside the first connecting part; a second groove structure matched with the first groove structure is arranged in the second connecting part; the sealing member is arranged between the first groove structure and the second groove structure, the first groove structure and the second groove structure play a role in limiting the sealing member and preventing the sealing member from sliding on the first connecting portion, and the first connecting portion and the second connecting portion are connected through the sealing member arranged between the first groove structure and the second groove structure, so that the connection between the first pipe and the second pipe is tighter.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of a pipeline according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a second connection portion according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a first connection portion according to a first embodiment of the present application;
fig. 4 is a schematic structural diagram of a first connection portion in a second embodiment of the present application;
fig. 5 is a schematic structural diagram of a first connecting portion according to a third embodiment of the present application.
The following is a supplementary description of the drawings:
1-a first tube; 2-a second tube; 3-a first connection; 301-a first side; 302-a second face; 303-chamfering; 304-first section; 305-a second segment; 306-a third section; 4-a second connecting portion; 5-a seal; 6-a first groove structure; 7-a second groove structure; 601-a first annular projection; 602-a second annular projection; 8-ring-shaped recessed structure; 9-fixing the projection; 10-fixing the groove; 11-third annular projection.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the present application. In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
As shown in fig. 1, fig. 1 is a schematic structural diagram of a pipeline according to an embodiment of the present application; the pipeline disclosed in the present application comprises a first pipe 1, a second pipe 2 and a seal 5; the first pipe 1 comprises a first connecting part 3, the second pipe 2 comprises a second connecting part 4, and the first pipe 1 and the second pipe 2 are connected with the second connecting part 4 through the first connecting part 3; the first pipe 1 and the second pipe 2 are connected by inserting the first connecting part 3 into the hole in the second connecting part 4, so that the connection is convenient.
And the structure of inserting fast among the prior art is through being equipped with a quick connector structure between two pipes, and the structure of this structure of inserting fast is complicated, has improved the processing cost, and along with whole car service life extension, to the inter motion friction and the material ageing of connector, fuel permeability can be more and more poor, influences the evaporation emission requirement of whole car.
A first groove structure 6 is arranged outside the first connecting part 3; a second groove structure 7 matched with the first groove structure 6 is arranged in the second connecting part 4; the sealing element 5 is arranged between the first groove structure 6 and the second groove structure 7, the first groove structure 6 and the second groove structure 7 play a role in limiting the sealing element 5 and preventing the sealing element 5 from sliding on the first connecting part 3, and the first connecting part 3 and the second connecting part 4 are connected through the sealing element 5 arranged between the first groove structure 6 and the second groove structure 7, so that the connection between the first pipe 1 and the second pipe 2 is tighter.
As shown in fig. 1, in one embodiment, the material of the first pipe 1 is a rigid material, such as a metal material, an inorganic non-metal material, and the like; the first pipe 1 is used for being connected with an oil tank and has the characteristics of high chemical stability and high strength in an actual application scene. The material of this second pipe 2 is flexible material, and second pipe 2 is used for being connected with the relevant accessory of engine in the car, and length is shorter, and first connecting portion 3 of first pipe 1 can insert in second connecting portion 4 of second pipe 2, because second connecting portion 4 is flexible material for when first connecting portion 3 inserts in second connecting portion 4, under the effect of sealing member 5, the connection between first connecting portion 3 and second connecting portion 4 is inseparabler, also changes easily the assembly.
Wherein, the flexible material that the second pipe used can include nylon, rubber or plastics, and first connecting portion 3 can adopt the structure of the first recess of punching press technology shaping formation, first recess internal assembly sealing washer, and second connecting portion 4 forms sealedly through crimping technology and tubular metal resonator interference fit.
The pipeline connecting structure is formed by adopting a stamping process, and is assembled and connected by adopting a crimping process, so that the process is simple, the connection reliability is high, the pulling-out force of the joint is large, the sealing performance is good, and the fuel oil permeability is low.
As shown in fig. 2, fig. 2 is a schematic structural diagram of a first connection portion 3 according to a first embodiment of the present application; as shown in fig. 3, fig. 3 is a schematic structural diagram of the second connection portion 4 in an embodiment of the present application.
As shown in fig. 2, in one embodiment, the first connection portion 3 is provided with a fixing projection 9 at an outer portion thereof; as shown in fig. 3, the second connecting portion 4 is provided inside with a fixing groove 10 matching with the fixing protrusion 9, the fixing protrusion 9 is provided at a side away from the first groove structure 6, and similarly, the fixing groove 10 is provided at a side of the second connecting portion 4 away from the second groove structure 7, of course, it is easily conceivable by those skilled in the art that the first connecting portion 3 is provided with a plurality of fixing protrusions 9 on the upper shell, in an alternative embodiment, the plurality of fixing protrusions 9 are provided at intervals on the first connecting portion 3, and in another alternative embodiment, the plurality of fixing protrusions 9 are sequentially connected to the first connecting portion 3, so as to increase the connecting strength of the pipeline, and increase the sealing performance and the permeability.
As shown in fig. 3, the second connecting portion 4 is provided with a third annular protrusion 11 corresponding to the second groove structure 7 on the outside, so that the application range of the second groove structure 7 in the second connecting portion 4 is expanded.
As shown in fig. 4, fig. 4 is a schematic structural diagram of a first connection portion 3 according to a second embodiment of the present application; the first groove structure 6 comprises a first annular protrusion 601 and a second annular protrusion 602.
The sealing element 5 is located between the accommodating space formed by the first annular protrusion 601 and the second annular protrusion 602 and the second groove structure 7, and the first annular protrusion 601 and the second annular protrusion 602 play a role in limiting.
In another alternative embodiment, the junction of the outer wall of the first connecting portion 3 and the end surface of the first connecting portion 3 is provided with a chamfer 303, that is, the junction of the first surface 301 and the second surface 302 of the first connecting portion 3 is provided with a chamfer 303, and in an alternative embodiment, the chamfer 303 is an inclined surface, so that the end with the inclined chamfer 303 is inserted into the second connecting portion 4; in another alternative embodiment, the chamfer 303 is a cambered surface.
As shown in fig. 5, fig. 5 is a schematic structural diagram of a first connecting portion 3 according to a third embodiment of the present application; the first groove structure 6 is an annular concave structure 8 in which the outer wall of the first connection part 3 is concave inwards, that is, the first connection part 3 comprises a first section 304, a second section 305 and a third section 306, one end of the third section 306 is connected with the first section 304, the other end of the third section 306 is connected with the second section 305, the outer diameter of the second section 305 is smaller than that of the first section 304 and that of the second section 305, the outer walls of the first section 304, the second section 305 and the third section 306 are connected to form the annular concave structure 8, and the sealing element 5 is arranged on the annular concave structure 8.
The present application discloses in another aspect an automobile including the above-described conduit. In one prior art, the fuel tank and canister are typically located at the rear of the vehicle, and therefore require long fuel and vapor lines from the rear of the vehicle, through the vehicle chassis, front firewall and suspension bottoms, and engine perimeter to the engine. The fuel and steam pipeline system is required to have higher environmental condition adaptability and higher flexibility under the working condition environment, and along with the tightening of national six regulations, the evaporation emission requirement of the whole vehicle is higher and higher, and the permeability of the fuel and steam pipeline is higher and higher.
Most of the connection modes of the fuel oil and the steam pipeline on the automobile adopt a standard quick-plug structure for connection, and the connection mode has the defects of good reliability, stable quality, larger arrangement space, higher cost, poor fuel oil permeability and the like.
The application provides an automobile adopts above-mentioned pipeline connected mode, has simple structure, characteristics with low costs.
The above description is intended to be exemplary only, and not to limit the present application, and any modifications, equivalents, improvements, etc. made within the spirit and scope of the present application are intended to be included therein.
Claims (10)
1. A pipeline, characterized by: comprises a first pipe (1), a second pipe (2) and a sealing element (5);
the first pipe (1) comprises a first connecting part (3), and a first groove structure (6) is arranged outside the first connecting part (3);
the second pipe (2) comprises a second connecting part (4), and a second groove structure (7) matched with the first groove structure (6) is arranged in the second connecting part (4);
the first connection portion (3) and the second connection portion (4) are connected by the sealing element (5) arranged between the first groove structure (6) and the second groove structure (7);
the first pipe (1) and the second pipe (2) are connected with the second connecting part (4) through the first connecting part (3).
2. The piping as claimed in claim 1, wherein: a fixing bulge (9) is arranged outside the first connecting part (3);
and a fixing groove (10) matched with the fixing protrusion (9) is formed in the second connecting part (4).
3. The piping as claimed in claim 1, wherein: and a chamfer (303) is arranged at the joint of the outer wall of the first connecting part (3) and the end face of the first connecting part (3).
4. The piping as claimed in claim 1, wherein: the first groove structure (6) is an annular concave structure (8) in which the outer wall of the first connecting portion (3) is concave inwards.
5. The piping as claimed in claim 1, wherein: the first groove structure (6) comprises a first annular projection (601) and a second annular projection (602);
the sealing element (5) is located between a receiving space formed by the first annular protrusion (601) and the second annular protrusion (602) and the second groove structure (7).
6. The piping as claimed in claim 1, wherein: and a third annular bulge (11) corresponding to the second groove structure (7) is arranged outside the second connecting part (4).
7. The piping as claimed in claim 1, wherein: the material of the first pipe (1) is a rigid material.
8. The piping as claimed in claim 1, wherein: the material of the second pipe (2) is flexible.
9. The piping as claimed in claim 8, wherein: the flexible material comprises nylon, rubber or plastic.
10. An automobile, characterized in that: comprising a pipe according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922207403.4U CN211853085U (en) | 2019-12-10 | 2019-12-10 | Fuel pipeline and automobile using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922207403.4U CN211853085U (en) | 2019-12-10 | 2019-12-10 | Fuel pipeline and automobile using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211853085U true CN211853085U (en) | 2020-11-03 |
Family
ID=73214599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922207403.4U Active CN211853085U (en) | 2019-12-10 | 2019-12-10 | Fuel pipeline and automobile using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211853085U (en) |
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2019
- 2019-12-10 CN CN201922207403.4U patent/CN211853085U/en active Active
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