CN209409801U - Fuel tank filler structure, oil filling pipe, fuel tank and vehicle - Google Patents
Fuel tank filler structure, oil filling pipe, fuel tank and vehicle Download PDFInfo
- Publication number
- CN209409801U CN209409801U CN201822163838.9U CN201822163838U CN209409801U CN 209409801 U CN209409801 U CN 209409801U CN 201822163838 U CN201822163838 U CN 201822163838U CN 209409801 U CN209409801 U CN 209409801U
- Authority
- CN
- China
- Prior art keywords
- fuel tank
- filling pipe
- oil filling
- filler structure
- expansion mouth
- 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.)
- Active
Links
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to fuel tank technical fields, more particularly, to a kind of fuel tank filler structure, oil filling pipe, fuel tank and vehicle.The fuel tank filler structure, it includes outer liner and seal assembly, seal assembly is fixed in outer liner, wherein, seal assembly includes seal cartridge and the first sealing ring, seal cartridge has expansion mouth, and the interior diameter of expansion mouth is gradually reduced from the input end of expansion mouth to the outlet end of expansion mouth；First sealing ring is close to the outlet end of expansion mouth, and the input end far from expansion mouth.The oil filling pipe comprising tube body and the fuel tank filler structure, the fuel tank filler structure are installed on the inlet of the tube body.The fuel tank comprising cabinet and the oil filling pipe, the oil filling pipe are connected with the cabinet.The vehicle comprising the fuel tank.The utility model does not need to form wet seal area in oil filling pipe, so that it may which cloth intra-office realizes ORVR filling test in a limited space.
Description
Technical field
The utility model relates to fuel tank technical fields, more particularly, to a kind of fuel tank filler structure, oil filling pipe, combustion
Fuel tank and vehicle.
Background technique
Oil filler is welded on oil filling pipe by current gasoline car majority, and oil filling pipe is needed to have enough height falls
Wet seal area is formed, to meet ORVR (vehicle-mounted oil filling gas recovery system for oil) filling test.And existing gasoline truck is (such as: vapour
Vehicle light truck) fuel tank arrangement position usually in frame outside and in container bottom, and the bottom of fuel tank is far from ground identity distance
From that must meet arrangement requirement, the arrangement space that this results in the oil filling pipe of gasoline truck is compact, can not be formed effective
Wet seal area, may cause can not ORVR filling test.
Utility model content
The purpose of this utility model is to provide a kind of fuel tank filler structure, oil filling pipe, fuel tank and vehicles, with solution
The arrangement space of the oil filling pipe of gasoline truck certainly existing in the prior art is compact, can not form effective wet seal area, may
Cause can not ORVR filling test the technical issues of.
The utility model provides a kind of fuel tank filler structure comprising outer liner and seal assembly, it is described close
Sealing assembly is fixed in the outer liner, wherein the seal assembly includes seal cartridge and the first sealing ring, the sealing
Bushing have expansion mouth, and the interior diameter of the expansion mouth from the input end of the expansion mouth to the outlet end of the expansion mouth by
It is decrescence small；First sealing ring is close to the outlet end of the expansion mouth, and the input end far from the expansion mouth.
In any of the above-described technical solution, further, the seal cartridge further includes extension, and the one of the extension
End is connected with the outlet end of the expansion mouth；First sealing ring other end opposite with the extension is adjacent.
In any of the above-described technical solution, further, the outer liner includes outer ring portion and inner ring portion；The outer ring
The one end in portion is connected with the one end in the inner ring portion, and the outer ring portion is set in the outside in the inner ring portion, the outer ring
Installation cavity is formed between portion and the inner ring portion, for being inserted into the tube body of oil filling pipe in the installation cavity, and the tube body
Tube wall is between the outer ring portion and the inner ring portion.
In any of the above-described technical solution, further, there is retention bead on the inner wall in the outer ring portion.
It further include fixed ring folder further, the seal assembly passes through the fixation in any of the above-described technical solution
Ring folder is installed in the outer liner, wherein the fixed ring is clamping due in the outer liner, and the seal assembly is solid
Due in fixed ring folder.
In any of the above-described technical solution, further, the fixed ring fixture has stopper section, first sealing ring position
Between the seal cartridge and the stopper section.
In any of the above-described technical solution, further, the seal cartridge and fixed ring folder pass through interference fit
Mode be connected；First sealing ring is pressed from both sides with the fixed ring to be connected by way of interference fit.
The utility model additionally provides a kind of oil filling pipe comprising tube body and the fuel tank filler structure, it is described
Fuel tank filler structure is installed on the inlet of the tube body.
The utility model additionally provides a kind of fuel tank comprising cabinet and the oil filling pipe, the oil filling pipe and institute
Cabinet is stated to be connected.
The utility model additionally provides a kind of vehicle comprising the fuel tank.
Compared with prior art, the utility model has the following beneficial effects:
Fuel tank filler structure provided by the utility model comprising outer liner and seal assembly, seal assembly are solid
Due in outer liner, wherein seal assembly includes seal cartridge and the first sealing ring, and seal cartridge has expansion mouth, and expands
The interior diameter of oral area is gradually reduced from the input end of expansion mouth to the outlet end of expansion mouth；First sealing ring goes out close to expansion mouth
Mouth end, and the input end far from expansion mouth.In use, outer liner is fixed at the oil filler of oil filling pipe, pass through expansion mouth
To be guided to refueling nozzle, so that refueling nozzle can be wrapped up by the first sealing ring, to guarantee the leakproofness in refueling process, this
Sample can be to avoid the slave oil filler leakage of oil vapour in refueling process；Since oil vapour to be sealed in oil filling pipe, it is not required to
Wet seal area is formed in oil filling pipe, can also realize ORVR filling test by cloth intra-office in a limited space.
The oil filling pipe that the utility model also provides comprising tube body and the fuel tank filler structure, the fuel oil
Fuel tank filler structure is installed on the inlet of the tube body.Based on above-mentioned analysis it is found that the oil filling pipe does not need in oil filling pipe
Wet seal area is formed, can also realize ORVR filling test by cloth intra-office in a limited space.
The fuel tank that the utility model also provides comprising cabinet and the oil filling pipe, the oil filling pipe and the case
Body is connected.It, can also be limited based on above-mentioned analysis it is found that the fuel tank does not need to form wet seal area in oil filling pipe
ORVR filling test is realized in space layout.
The vehicle that the utility model also provides comprising the fuel tank.Based on above-mentioned analysis it is found that the vehicle is not required to
Wet seal area is formed in oil filling pipe, can also realize ORVR filling test by cloth intra-office in a limited space.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is that the utility model embodiment fuel tank filler structure is installed on the schematic diagram on the tube body of oil filling pipe；
Fig. 2 is the partial enlargement diagram in Fig. 1 at A；
Fig. 3 is that seal assembly and fixed ring press from both sides the structural schematic diagram matched in the utility model embodiment；
Fig. 4 is the schematic diagram for the distressed structure that seal assembly and fixed ring folder match in the utility model embodiment.
Icon:
101- expansion mouth；The first sealing ring of 102-；103- extension；The outer ring 104- portion；
105- inner ring portion；106- groove；107- inner ring extension；108- fixed ring folder；
109- backstop groove；110- stopper protrusion；111- annular lip；The stopper section 112-；
113- annular groove；201- tube body；202- sealing ring.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.
The component of the utility model embodiment for usually describing and showing in attached drawing here can be with a variety of different
Configuration is to arrange and design.It therefore, is not below purport to the detailed description of the embodiments of the present invention provided in the accompanying drawings
In the range of limitation claimed invention, but it is merely representative of the selected embodiment of the utility model.
Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Shown in referring to figure 1, figure 2 and figure 3, the utility model embodiment provides a kind of fuel tank filler structure, packet
Outer liner and seal assembly are included, outer liner is used to be fixed on the tube body 201 of oil filling pipe；Seal assembly is fixed on external lining
In set, wherein seal assembly includes seal cartridge and the first sealing ring 102, and seal cartridge has expansion mouth 101, and expansion mouth
101 interior diameter is gradually reduced from the input end of expansion mouth 101 to the outlet end of expansion mouth 101；First sealing ring 102 is close to expansion
The outlet end of oral area 101, and the input end far from expansion mouth 101.Expansion mouth 101 close to the tube body 201 of oil filling pipe oil filler,
And the oil filler of tube body 201 of first sealing ring 102 far from oil filling pipe；Expansion mouth 101 is for guiding refueling nozzle suitable
In benefit the first sealing ring 102 of insertion.Outer liner is cylindrical in shape structure, is convenient for 201 phase of tube body of outer liner and oil filling pipe in this way
Cooperation, and being also convenient for will be in seal assembly outer liner.
The fuel tank filler structure that the embodiment provides, in use, outer liner to be fixed on to the oil filler of oil filling pipe
Place, by expansion mouth 101 to be guided to refueling nozzle, so that refueling nozzle can be wrapped up by the first sealing ring 102, to guarantee to add
Leakproofness during oil, in this way can be to avoid the slave oil filler leakage of oil vapour in refueling process；Since oil vapour being sealed
It in oil filling pipe, therefore does not need to form wet seal area in oil filling pipe, can also realize ORVR by cloth intra-office in a limited space
Filling test.The realization fuel tank filler structure, can satisfy the arrangement in the narrow space of gasoline light truck oil filling pipe, also has
The characteristics such as good leakproofness, at low cost.
In the optional scheme of the embodiment, seal cartridge further includes extension 103, one end of extension 103 and expansion mouth
101 outlet end is connected；First sealing ring 102 other end opposite with extension 103 is adjacent.Extension 103 and expansion mouth
101 are structure as a whole.The material of seal cartridge can be metal, resin, rubber or plastics, and plastics can be polytetrafluoroethyl-ne
Alkene.Metal can be aluminum or aluminum alloy.Extension 103 is located between expansion mouth 101 and the first sealing ring 102,103 base of extension
This is straight.
In the optional scheme of the embodiment, outer liner includes outer ring portion 104 and inner ring portion 105；The one end in outer ring portion 104
It is connected with the one end in inner ring portion 105, and outer ring portion 104 is set in the outside in inner ring portion 105, outer ring portion 104 and inner ring portion 105
Between form installation cavity, for being inserted into the tube body 201 of oil filling pipe in installation cavity, and the tube wall of tube body 201 is located at outer ring portion 104
Between inner ring portion 105, it is convenient for for outer liner being fixed on oil filling pipe in this way.It should be noted that can be in inner ring portion 105
On inner surface machining internal thread, to be matched in fuel tank cap.
Specifically, there is retention bead (not shown) on the inner wall in outer ring portion 104, it can be with oiling by retention bead
Groove 106 on the outer surface of the tube body 201 of pipe fastens, and realizes the fixation in outer ring portion 104.
In the optional scheme of the embodiment, outer liner further includes inner ring extension 107, optionally, inner ring portion 105 with it is interior
Enclosing extension 107 is seperated form, and the two can be connected by way of seamless welding, can guarantee inner ring portion in this way
Gap will not occur between 105 and inner ring extension 107, guarantee leakproofness.In a tubular form, inner ring portion 105 inserts inner ring extension 107
Enter in inner ring extension 107, inner ring extension 107 is also inserted into installation cavity, and inner ring extension 107 is used to be mounted on the pipe of oil filling pipe
In the lumen of body 201.It should be noted that can pass through between the wall of the lumen of the tube body 201 of inner ring extension 107 and oil filling pipe
O-ring seals；Inner ring extension 107 can also be structure as a whole with inner ring portion 105.
In the optional scheme of the embodiment, fuel tank filler structure further includes fixed ring folder 108, and seal assembly passes through solid
Determine ring folder 108 to be installed in outer liner, wherein fixed ring folder 108 is fixed in outer liner, and seal assembly is fixed on fixation
In ring folder 108.
Specifically, fixed ring folder 108 has a mounting hole, the area of the cross section of mounting hole from one end to the other end by
It is decrescence small.The maximum end of the area of the cross section of mounting hole and the end face of the other end in inner ring portion 105 abut against.Fixed ring folder
108 outer surface has backstop groove 109, and the backstop that the inner surface tool of inner ring extension 107 is matched with backstop groove 109 is convex
110 are played, stopper protrusion 110 is located in backstop groove 109, and such fixed ring folder 108 is just fixed in inner ring extension 107.Gu
The outer surface for determining ring folder 108 can also have annular groove 113, for installing sealing ring 202.
In the optional scheme of the embodiment, seal cartridge is connected by way of interference fit with fixed ring folder 108；The
One sealing ring 102 is connected by way of interference fit with fixed ring folder 108.
Specifically, since the area of the cross section of mounting hole is gradually reduced from mounting hole one end to the other end, it is logical in this way
Seal cartridge can be installed between the first sealing ring 102 and the other end in inner ring portion 105 by crossing the first sealing ring 102.
In the optional scheme of the embodiment, the overall diameter of the structure of the first sealing ring 102 from one end to the other end gradually
Reduce, so that the hole wall of the first sealing ring 102 and the mounting hole of fixed ring folder 108 can be in close contact.First sealing ring
There are multiple annular lips 111 on 102 inner wall.The section of annular lip 111 can trapezoidal or triangle, pass through annular lip
Portion 111 is to play sealing function.It should be noted that the first sealing ring 102 can also use existing O-ring, Y-shaped ring or V
The other types of sealing ring such as type circle.
Embodiment two
Fuel tank filler structure in the present embodiment is improvement on the basis of embodiment one, disclosed in embodiment one
Technology contents not repeated description, one disclosure of embodiment also belong to the present embodiment disclosure.
Shown in Figure 4, in the embodiment, fixed ring folder 108 has stopper section 112, and the first sealing ring 102 is located at sealing
Between bushing and stopper section 112.It can prevent the first sealing ring 102 from falling off by the way that stopper section 112 is arranged.
Specifically, stopper section 112 is annular in shape, and stopper section 112 is located on the hole wall of mounting hole.
Embodiment three
Shown in Figure 1, the utility model embodiment provides a kind of oil filling pipe comprising tube body 201 and embodiment one
Or the fuel tank filler structure that embodiment two provides, fuel tank filler structure are installed on the inlet of tube body 201.
Specifically, outer ring portion 104 and tube body 201 fasten after connection, it can fix, pass through by welding again
After fuel tank filler structure, the length of tube body 201 can be reduced, saves arrangement space.When in use, by refueling nozzle plus
When oily, refueling nozzle is fully inserted into oil filling pipe, the fully wrapped around firmly refueling nozzle of the first sealing ring 102, will by the first sealing ring 102
The oil vapour generated in refueling process is completely sealed in the tube body 201 of oil filling pipe, and the refueling nozzle that is oriented to of the arrow in Fig. 1 is inserted
The direction entered.
Example IV
The utility model embodiment provides a kind of fuel tank comprising cabinet and oil filling pipe, oil filling pipe are connected with cabinet
It is logical.
Embodiment five
The utility model embodiment provides a kind of vehicle comprising the fuel tank that example IV provides.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of fuel tank filler structure, which is characterized in that including outer liner and seal assembly, the seal assembly is fixed
In the outer liner, wherein the seal assembly includes seal cartridge and the first sealing ring (102), the seal cartridge
With expansion mouth (101), and the interior diameter of the expansion mouth (101) is from the input end of the expansion mouth (101) to the flaring
The outlet end in portion (101) is gradually reduced；The outlet end of first sealing ring (102) close the expansion mouth (101), and it is separate
The input end of the expansion mouth (101).
2. fuel tank filler structure according to claim 1, which is characterized in that the seal cartridge further includes extension
(103), one end of the extension (103) is connected with the outlet end of the expansion mouth (101)；First sealing ring
(102) other end opposite with the extension (103) is adjacent.
3. fuel tank filler structure according to claim 1 or 2, which is characterized in that the outer liner includes outer ring
Portion (104) and inner ring portion (105)；One end of the outer ring portion (104) is connected with one end of the inner ring portion (105), and institute
The outside that outer ring portion (104) is set in the inner ring portion (105) is stated, between the outer ring portion (104) and the inner ring portion (105)
Installation cavity is formed, for being inserted into the tube body (201) of oil filling pipe in the installation cavity, and the tube wall of the tube body (201) is located at
Between the outer ring portion (104) and the inner ring portion (105).
4. fuel tank filler structure according to claim 3, which is characterized in that on the inner wall of the outer ring portion (104)
With retention bead.
5. fuel tank filler structure according to claim 1 or 2, which is characterized in that it further include fixed ring folder (108),
The seal assembly presss from both sides (108) by the fixed ring and is installed in the outer liner, wherein the fixed ring presss from both sides (108)
It is fixed in the outer liner, the seal assembly is fixed in the fixed ring folder (108).
6. fuel tank filler structure according to claim 5, which is characterized in that the fixed ring folder (108) has only
Stopper (112), first sealing ring (102) is between the seal cartridge and the stopper section (112).
7. fuel tank filler structure according to claim 5, which is characterized in that the seal cartridge and the fixed ring
Folder (108) is connected by way of interference fit；First sealing ring (102) and fixed ring folder (108) passed through
The mode of cooperation of being full of is connected.
8. a kind of oil filling pipe, which is characterized in that including tube body (201) and such as fuel tank of any of claims 1-7
Oil filler structure, the fuel tank filler structure are installed on the inlet of the tube body (201).
9. a kind of fuel tank, which is characterized in that including cabinet and oil filling pipe as claimed in claim 8, the oil filling pipe and institute
Cabinet is stated to be connected.
10. a kind of vehicle, which is characterized in that including fuel tank as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822163838.9U CN209409801U (en) | 2018-12-19 | 2018-12-19 | Fuel tank filler structure, oil filling pipe, fuel tank and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822163838.9U CN209409801U (en) | 2018-12-19 | 2018-12-19 | Fuel tank filler structure, oil filling pipe, fuel tank and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209409801U true CN209409801U (en) | 2019-09-20 |
Family
ID=67939879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822163838.9U Active CN209409801U (en) | 2018-12-19 | 2018-12-19 | Fuel tank filler structure, oil filling pipe, fuel tank and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209409801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728249A (en) * | 2020-12-29 | 2021-04-30 | 中国航空工业集团公司西安飞机设计研究所 | Sleeve sealing structure |
-
2018
- 2018-12-19 CN CN201822163838.9U patent/CN209409801U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728249A (en) * | 2020-12-29 | 2021-04-30 | 中国航空工业集团公司西安飞机设计研究所 | Sleeve sealing structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209409801U (en) | Fuel tank filler structure, oil filling pipe, fuel tank and vehicle | |
| JP4231751B2 (en) | Strainer device for fuel tank | |
| CN208587244U (en) | Fuel pump flange plate integrated mechanism and fuel system including it | |
| CN108444808A (en) | A kind of nozzle attachment device of automobile radiators pressure test | |
| CN110576738A (en) | a uncovered oil filler cap for plastics add oil pipe | |
| CN206592182U (en) | A kind of urea box fills pipe assembly | |
| CN202693231U (en) | Automobile fuel oil system sealability detector | |
| CN212801836U (en) | Connecting structure of toilet bowl elbow and inner container | |
| CN212708931U (en) | Metal oil tank | |
| CN211336164U (en) | Rotary mounting structure type power steering oil tank | |
| CN206054824U (en) | Check valve and water purifier with same | |
| CN205578152U (en) | Gas filter and have its engine | |
| CN213512591U (en) | Liquefied natural gas cylinder distributor | |
| CN209191685U (en) | A kind of hyposmosis type automobile fuel filler pipe assembly | |
| CN208448832U (en) | A kind of gas filter | |
| CN206309503U (en) | A kind of respiratory siphon for generating set | |
| CN217490433U (en) | Column type membrane module convenient to change inner core | |
| CN205679290U (en) | A kind of oil pumper measuring cup | |
| CN211314374U (en) | Booster oil return pipe structure and fuel vehicle | |
| CN205168442U (en) | Washing liquid filling device and car | |
| CN214822590U (en) | Fuel evaporation and discharge system of light commercial vehicle | |
| CN212318163U (en) | Rubber oil nozzle sealing cover of automobile engine | |
| CN209340069U (en) | A kind of novel integrated vapour filter formula fuel pump device | |
| CN216278071U (en) | High-grade synthetic engine oil liquid storage tank with air contact isolation function | |
| CN214609067U (en) | Open steel drum |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |