CN102343806A - Fuel oil charging cylinder and fuel tank with same - Google Patents
Fuel oil charging cylinder and fuel tank with same Download PDFInfo
- Publication number
- CN102343806A CN102343806A CN2010102433856A CN201010243385A CN102343806A CN 102343806 A CN102343806 A CN 102343806A CN 2010102433856 A CN2010102433856 A CN 2010102433856A CN 201010243385 A CN201010243385 A CN 201010243385A CN 102343806 A CN102343806 A CN 102343806A
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- Prior art keywords
- cover plate
- filling tube
- cylindrical shell
- fuel
- bearing
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention provides a fuel oil charging cylinder which comprises a cylinder body (1), wherein the fuel oil charging cylinder further comprises a cover board (2), a pin shaft (3) and an elastic component (4); the cover board (2) is matched with the bottom opening of the cylinder body (1) mutually and is articulated with the cylinder body (1) through the pin shaft (3); and the elastic component (4) is located between the cylinder body (1) and the cover board (2), so that the cover board (2) can close the bottom opening of the cylinder body (1) by the elastic force. As the cover board can close the bottom opening of the cylinder body (1) under the action of the elastic force of the elastic component (4), when an automobile shakes during traveling, even if the cover of the fuel tank is not tightened or lost for some reasons, the fuel oil in the fuel tank is not splashed, thereby avoiding potential safety hazards.
Description
Technical field
The present invention relates to fuel filling tube and fuel tank with this fuel filling tube.
Background technology
For automobile fuel oil case safe reliability; " GB 18296-2001 fuel tank of vehicle safety performance requires and test method " all proposed to explicitly call for " QC/T automobile metal fuel tank engineering factor " leak tightness, vibration durability, opening pressure of safety valve, fireproofness, fastness and cleaning inside degree etc. to product; But to vehicle in the way of going and fuel tank locking cap do not tighten for some reason or the situation of losing under fuel tank " self-protection " function that should possess, do not provide clear and definite concrete requirement.Therefore, the oil filling port of existing fuel tank just seals through fuel tank locking cap, and does not have other safety prevention measure; So fuel tank locking cap do not tighten for some reason or the situation of losing under; And when automobile when exercising the way moderately gusty air, cause overflowing of fuel oil easily, thus the potential safety hazard of bringing.
Summary of the invention
The object of the present invention is to provide a kind of fuel filling tube and fuel tank that extra safety precaution can be provided with this fuel filling tube.
The invention provides a kind of fuel filling tube; This fuel filling tube comprises cylindrical shell; Wherein, said fuel filling tube also comprises cover plate, bearing pin and elastic component, and the bottom opening of said cover plate and said cylindrical shell matees each other and be hinged through said bearing pin and said cylindrical shell; Said elastic component utilizes elastic force to make the bottom opening sealing of said cover plate with said cylindrical shell between said cylindrical shell and said cover plate.
The present invention also provides a kind of fuel tank; This fuel tank comprises casing and fuel filling tube, and said casing has opening, and said fuel filling tube is installed in the said opening; Said fuel filling tube comprises cylindrical shell; Wherein, said fuel filling tube also comprises cover plate, bearing pin and elastic component, and the bottom opening of said cover plate and said cylindrical shell matees each other and be hinged through said bearing pin and said cylindrical shell; Said elastic component utilizes elastic force to make the bottom opening sealing of said cover plate with said cylindrical shell between said cylindrical shell and said cover plate.
When fuel up in fuel tank, the impulsive force that makes full use of fluid is opened said cover plate; After treating that fuel filling finishes, said cover plate is self-return under the resilient force of said elastic component.Since said cover plate can be under the resilient force of elastic component with the bottom opening sealing of said cylindrical shell; So when automobile when exercising the way moderately gusty air; Even fuel tank locking cap is not tightened for some reason or lost, can not cause splashing of fuel tank inner fluid yet, thereby avoid potential safety hazard.
Other features and advantages of the present invention will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present invention, and constitutes the part of specification sheets, is used to explain the present invention with the specific embodiment of the present invention, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the perspective view that fuel filling tube provided by the invention is in open mode;
Fig. 2 is the perspective view that fuel filling tube provided by the invention is in closed state;
Fig. 3 is when the fuel filling tube is in closed state, the sectional perspective structural representation of fuel tank provided by the invention;
Fig. 4 is when the fuel filling tube is in open mode, the cross-sectional view of fuel tank provided by the invention;
Fig. 5 is when the fuel filling tube is in closed state, the cross-sectional view of fuel tank provided by the invention.
Reference numeral
1: cylindrical shell; 2: cover plate; 3: bearing pin; 4: elastic component; 5: the first bearings; 6: the second bearings; 7: casing; 8: the fuel filling tube.
The specific embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention.Should be understood that the specific embodiment described herein only is used for explanation and explains the present invention, is not limited to the present invention.
As depicted in figs. 1 and 2; The invention provides a kind of fuel filling tube, this fuel filling tube comprises cylindrical shell 1, wherein; Said fuel filling tube also comprises cover plate 2, bearing pin 3 and elastic component 4; Said cover plate 2 matees each other with the bottom opening (not shown) of said cylindrical shell 1 and is hinged through said bearing pin 3 and said cylindrical shell 1, and said elastic component 4 utilizes elastic force to make the bottom opening sealing of said cover plate 2 with said cylindrical shell 1 between said cylindrical shell 1 and said cover plate 2.
Said elastic component 4 can be various rubber-like parts well known in the art, for example spring or flexure strip, and wherein said spring can be flexural spring, torsion spring etc. again.Be provided with for ease, preferably, said elastic component 4 is a torsion spring, and this torsion spring set is contained on the said bearing pin 3.Certainly, as selection, when said elastic component 4 was flexure strip or flexural spring, said elastic component 4 also can be captiveed joint with said cover plate 2 with said cylindrical shell 1 respectively, thereby utilized elastic force to make the bottom opening sealing of said cover plate 2 with said cylindrical shell 1.
The installation of bearing pin 3 for ease; Preferably; This fuel filling tube also comprises first bearing 5 and second bearing 6, and said first bearing 5 is captiveed joint with the outer wall of said cylindrical shell 1, and said second bearing 6 is captiveed joint with the bottom surface of said cover plate 2; Said bearing pin 3 passes said first bearing 5 and second bearing 6, makes that said cover plate 2 can be around said bearing pin 3 rotations.Certainly, as selection, also can on said cylindrical shell 1 and cover plate 2, be provided with respectively one outstanding, said bearing pin 3 is installed.Said first bearing 5 can adopt various suitable mode well known in the art to captive joint with the outer wall of said cylindrical shell 1, and for example welding perhaps is fastenedly connected.Said second bearing 6 can adopt various suitable mode well known in the art to captive joint with the bottom surface of said cover plate 2, and for example welding perhaps is fastenedly connected.Second bearing 6 of captiveing joint with the bottom surface of said cover plate 2 also plays the effect that increases base plate 2 intensity, can prevent that cover plate 2 is impaired under the impact of fuel oil.
The structure of said cylindrical shell 1 is a conventional structure, and this structure is conventionally known to one of skill in the art, repeats no more at this.
To shown in Figure 5, the present invention also provides a kind of fuel tank like Fig. 3, and this fuel tank comprises casing 7 and fuel filling tube 8; Said casing 7 has the opening (not shown); Said fuel filling tube 8 is installed in the said opening, and said fuel filling tube 8 comprises cylindrical shell 1, wherein; Said fuel filling tube also comprises cover plate 2, bearing pin 3 and elastic component 4; The bottom opening of said cover plate 2 and said cylindrical shell 1 matees each other and is hinged through said bearing pin 3 and said cylindrical shell 1, and said elastic component 4 utilizes elastic force to make the bottom opening sealing of said cover plate 2 with said cylindrical shell 1 between said cylindrical shell 1 and said cover plate 2.
Said elastic component 4 can be various rubber-like parts well known in the art, for example spring or flexure strip, and wherein said spring can be flexural spring, torsion spring etc. again.Be provided with for ease, preferably, said elastic component 4 is a torsion spring, and this torsion spring set is contained on the said bearing pin 3.Certainly, as selection, when said elastic component 4 was flexure strip or flexural spring, said elastic component 4 also can be captiveed joint with said cover plate 2 with said cylindrical shell 1 respectively, thereby utilized elastic force to make the bottom opening sealing of said cover plate 2 with said cylindrical shell 1.
The installation of bearing pin 3 for ease; Preferably; This fuel filling tube also comprises first bearing 5 and second bearing 6, and said first bearing 5 is captiveed joint with the outer wall of said cylindrical shell 1, and said second bearing 6 is captiveed joint with the bottom surface of said cover plate 2; Said bearing pin 3 passes said first bearing 5 and second bearing 6, makes that said cover plate 2 can be around said bearing pin 3 rotations.Certainly, as selection, also can on said cylindrical shell 1 and cover plate 2, be provided with respectively one outstanding, said bearing pin 3 is installed.Said first bearing 5 can adopt various suitable mode well known in the art to captive joint with the outer wall of said cylindrical shell 1, and for example welding perhaps is fastenedly connected.Said second bearing 6 can adopt various suitable mode well known in the art to captive joint with the bottom surface of said cover plate 2, and for example welding perhaps is fastenedly connected.Second bearing 6 of captiveing joint with the bottom surface of said cover plate 2 also plays the effect that increases base plate 2 intensity, can prevent that cover plate 2 is impaired under the impact of fuel oil.
The structure of said cylindrical shell 1 is a conventional structure, and this structure is conventionally known to one of skill in the art, repeats no more at this.
Said fuel filling tube 8 can be installed in the said opening through various suitable modes well known in the art, for example the mode of welding.
The structure of said casing 7 is conventionally known to one of skill in the art, repeats no more at this.
The working process of the fuel filling tube that the specific embodiment of the invention provides is described below in conjunction with accompanying drawing.
To shown in Figure 5, when fuel up in fuel tank, under the effect of fluid impulsive force, said cover plate 2 is rotated down around said bearing pin 3 like Fig. 3, and this moment, said cover plate 2 was in open mode; After treating that fuel filling finishes, said cover plate 2 self-return under the resilient force of said elastic component 4, this moment, said cover plate 2 was in closed state.Since said cover plate 2 can be under the resilient force of elastic component 4 with the bottom opening sealing of said cylindrical shell 1; So when automobile when exercising the way moderately gusty air; Even fuel tank locking cap is not tightened for some reason or lost, can not cause splashing of fuel tank inner fluid yet, thereby avoid potential safety hazard.In addition, second bearing 6 of captiveing joint with the bottom surface of said cover plate 2 also plays the effect that increases base plate 2 intensity, can prevent that cover plate 2 is impaired under the impact of fuel oil.
Need to prove that each the concrete technical characterictic described in the above-mentioned specific embodiment can carry out combination in any through any suitable manner, it falls within the disclosed scope of the present invention equally.In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment; In technical conceive scope of the present invention, can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
Claims (4)
1. fuel filling tube; This fuel filling tube comprises cylindrical shell (1); It is characterized in that said fuel filling tube also comprises cover plate (2), bearing pin (3) and elastic component (4), the bottom opening of said cover plate (2) and said cylindrical shell (1) matees each other and is hinged through said bearing pin (3) and said cylindrical shell (1); Said elastic component (4) is positioned between said cylindrical shell (1) and the said cover plate (2), utilizes elastic force to make the bottom opening sealing of said cover plate (2) with said cylindrical shell (1).
2. fuel filling tube according to claim 1 is characterized in that, said elastic component (4) is a torsion spring, and this torsion spring set is contained on the said bearing pin (3).
3. fuel filling tube according to claim 1; It is characterized in that; This fuel filling tube also comprises first bearing (5) and second bearing (6), and said first bearing (5) is captiveed joint with the outer wall of said cylindrical shell (1), and said second bearing (6) is captiveed joint with the bottom surface of said cover plate (2); Said bearing pin (3) passes said first bearing (5) and second bearing (6), makes that said cover plate (2) can be around said bearing pin (3) rotation.
4. fuel tank; This fuel tank comprises casing (7) and fuel filling tube (8), and said casing (7) has opening, and said fuel filling tube (8) is installed in the said opening; It is characterized in that said fuel filling tube (8) is any described fuel filling tube in the claim 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102433856A CN102343806A (en) | 2010-08-02 | 2010-08-02 | Fuel oil charging cylinder and fuel tank with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102433856A CN102343806A (en) | 2010-08-02 | 2010-08-02 | Fuel oil charging cylinder and fuel tank with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102343806A true CN102343806A (en) | 2012-02-08 |
Family
ID=45543006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102433856A Pending CN102343806A (en) | 2010-08-02 | 2010-08-02 | Fuel oil charging cylinder and fuel tank with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102343806A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5850851A (en) * | 1995-03-28 | 1998-12-22 | Toyoda Gosei Co., Ltd. | Check valve and fuel tank utilizing the same |
| US20080092986A1 (en) * | 2004-07-16 | 2008-04-24 | Markus Buchgraber | Filler Tube For The Fuel Tank Of A Motor Vehicle With Selective Opening |
| CN101203397A (en) * | 2005-03-31 | 2008-06-18 | 穆热诺保护产品创新公司 | Antitheft and anti-overflow device for liquid tank, in particular fuel tank |
| JP2008168748A (en) * | 2007-01-10 | 2008-07-24 | Nifco Inc | Opening/closing device of fueling port, and erroneous refueling preventive structure |
| CN101337502A (en) * | 2008-08-20 | 2009-01-07 | 隆鑫工业有限公司 | Fuel tank cap |
| KR20090034449A (en) * | 2007-10-04 | 2009-04-08 | 지엠대우오토앤테크놀로지주식회사 | Soul breast terrain fuel tank diesel rolling stock |
-
2010
- 2010-08-02 CN CN2010102433856A patent/CN102343806A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5850851A (en) * | 1995-03-28 | 1998-12-22 | Toyoda Gosei Co., Ltd. | Check valve and fuel tank utilizing the same |
| US20080092986A1 (en) * | 2004-07-16 | 2008-04-24 | Markus Buchgraber | Filler Tube For The Fuel Tank Of A Motor Vehicle With Selective Opening |
| CN101203397A (en) * | 2005-03-31 | 2008-06-18 | 穆热诺保护产品创新公司 | Antitheft and anti-overflow device for liquid tank, in particular fuel tank |
| JP2008168748A (en) * | 2007-01-10 | 2008-07-24 | Nifco Inc | Opening/closing device of fueling port, and erroneous refueling preventive structure |
| KR20090034449A (en) * | 2007-10-04 | 2009-04-08 | 지엠대우오토앤테크놀로지주식회사 | Soul breast terrain fuel tank diesel rolling stock |
| CN101337502A (en) * | 2008-08-20 | 2009-01-07 | 隆鑫工业有限公司 | Fuel tank cap |
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Application publication date: 20120208 |