CN104924894B - A kind of fuel oil refueling pipe assembly - Google Patents
A kind of fuel oil refueling pipe assembly Download PDFInfo
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- CN104924894B CN104924894B CN201510421186.2A CN201510421186A CN104924894B CN 104924894 B CN104924894 B CN 104924894B CN 201510421186 A CN201510421186 A CN 201510421186A CN 104924894 B CN104924894 B CN 104924894B
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- filling pipe
- oil
- oiling
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- 239000000295 fuel oil Substances 0.000 title claims abstract description 27
- 239000003921 oil Substances 0.000 claims abstract description 86
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 239000002828 fuel tank Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000005516 engineering process Methods 0.000 claims abstract description 10
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 238000007493 shaping process Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 238000003466 welding Methods 0.000 claims description 20
- 230000008602 contraction Effects 0.000 claims description 11
- 239000011324 bead Substances 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 229940098458 powder spray Drugs 0.000 claims description 2
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000007547 defect Effects 0.000 description 3
- 239000003502 gasoline Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000010729 system oil Substances 0.000 description 1
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a kind of fuel oil refueling pipe assembly, the escaping pipe at oil filling pipe oiling end is connected with particular space curved course and outlet side including the oil filling pipe with particular space curved course, interference fit is provided with fuel oil excessive anti-overflow cover when can prevent nozzle from refueling in oil filling pipe oiling end, the oiling end of oil filling pipe has using the fueling cavity that can accommodate nozzle oiling of the expanding shaping of enlarging technique, the port inner wall of the fueling cavity be sequentially formed with the gradually big inner circle sealing inclined-plane coordinated with oil tank cover sealing and to outer arcuate overturn can be with the arcwall face of the spacing cooperation of fuel tank cap, the internal thread that inner circle sealing inclined-plane lower section is connected using rolling technology integrally formed with the spiral with fuel tank cap is located on the inwall of fueling cavity, anti-overflow cover is fixedly mounted in fueling cavity and at the lower section of internal thread.The present invention is simple for structure, refuel smooth, good airproof performance and safety coefficient is high, can meet the oiling demand of current automobile market.
Description
Technical field
The present invention relates to vehicle body fittingses field, specifically apply and be used to for fuel oil to be transported to oil from oil gun on vehicle
A kind of fuel oil refueling pipe assembly in case.
Background technology
With the continuous improvement developed rapidly with living standards of the people of China's automobile industry, the demand of family-sized car
With surging.Automobile is generally with gasoline or diesel oil is as fuel and is furnished with fuel tank, for the ease of the sealing and oiling of fuel tank, fuel tank
Oil filler is both provided with special oil filling pipe.In the prior art, it is typically provided with the oiling end of traditional oil filling pipe and is being refueled
When can prevent fuel oil overflow screw-thread pipe body, screw-thread pipe body typically using press-fit approach be arranged on oil filling pipe in, due to screwed pipe
Body not only will also will thus result in its complex structure with oil filling pipe secure fit with fuel tank cap threaded engagement, high processing costs,
Simultaneously traditional oil filling pipe with also in the presence of small with the sealing contact surface of fuel tank cap, be easily caused the defect of oil leak, it is therefore traditional
Oil filling pipe need further perfect.
The content of the invention
The technical problems to be solved by the invention are directed to the above-mentioned state of the art, and provide port sealing it is strong,
Oiling fluency is good and can reduce welding, a kind of cost-effective, reliable in quality fuel oil refueling pipe assembly.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of fuel oil refueling pipe assembly, including have
The oil filling pipe of particular space curved course with particular space curved course and outlet side connects going out at oil filling pipe oiling end
Tracheae, interference fit is provided with fuel oil excessive anti-overflow cover when can prevent nozzle from refueling in oil filling pipe oiling end, oil filling pipe plus
Oily end has using the fueling cavity that can accommodate nozzle oiling of the expanding shaping of enlarging technique, and the port inner wall of the fueling cavity is successively
Be formed with the gradually big inner circle sealing inclined-plane coordinated with oil tank cover sealing and to outer arcuate overturn can be with the spacing cooperation of fuel tank cap
Arcwall face, on the inwall of fueling cavity be located at inner circle sealing inclined-plane lower section using rolling technology integrally formed with the spiral shell with fuel tank cap
The internal thread of connection is revolved, anti-overflow cover is fixedly mounted in fueling cavity and at the lower section of internal thread.
It is optimization above-mentioned technical proposal, the measure taken also includes：
Adpting flange component is arranged with outside the oiling end of above-mentioned oil filling pipe, adpting flange component includes using spot-welding technology
The sealing gasket that the steel flange disk at oiling end and positioning are arranged on the ring surface of steel flange disk upper end is weldingly fixed on, it is close
Packing bottom surface is formed with anticreep positioning cam, and steel flange disk is formed with the anticreep cam worn with anticreep positioning cam and buckle anti-avulsion cooperation
Hole；Welding connection is fixed on oiling end and positioned at adpting flange group in the outlet side of escaping pipe using the method for whole circle high-frequency welding
At the lower section of part.
The spiral shell that spot-welded bolt wears is formed with by the downward insertion steel flange disk of sealing gasket on above-mentioned adpting flange component
Keyhole, the bottom surface of steel flange disk is provided with the spot welding nut coordinated with spot-welded bolt, at a distance of 120 degree on the adpting flange component
It is formed with three bolts hole.
Above-mentioned anti-overflow cover includes with the pipe portion of oiling cavity wall interference fit and is integrally attached to the receipts of pipe subordinate
Contracting portion, the end of the contraction flow region is compressing a pipe oil filler, and being formed between the inwall of contraction flow region and fueling cavity prevents fuel oil
Excessive anti-overflow chamber, and the contraction flow region is formed with the venthole in the anti-overflow chamber of radial communication, and the outlet side of escaping pipe is communicated to oiling
In anti-overflow chamber in chamber, the stay hung arms is provided with anti-overflow cover.
The diameter with diameter greater than escaping pipe of above-mentioned oil filling pipe, oil filling pipe is 877.6 along the length of run of central axis
Millimeter, escaping pipe is 718 millimeters along the length of run of central axis, and oil filling pipe and escaping pipe are welded with twice and can determine jointly
Strike separation and the convenient first support and second support being equipped with fuel tank between position oil filling pipe and escaping pipe.
Spot-welded bolt is equipped with above-mentioned first support and second support, in second support be provided with spot-welded bolt one end
Relative another end is formed with pilot hole.
The inlet end roll forming of above-mentioned escaping pipe has air inlet to connect convex mouth, away from air inlet connection convex mouth in the escaping pipe
Roll forming has one escaping pipe annular bead at 28 millimeters of front end face.
The oil outlet end roll forming of above-mentioned oil filling pipe has fuel-displaced connection convex mouth, away from fuel-displaced connection convex mouth on the oil filling pipe
Roll forming has one oil filling pipe annular bead at 35 millimeters of front end face.
Compared with prior art, the present invention is a kind of oil filling pipe fuel oil being transported to from oil gun in fuel tank, in order to ensure
Air in fuel tank can smoothly be discharged when refueling and refueled without influence oil filling pipe, and oil filling pipe bypass is integrated with escaping pipe, while
To ensure the stabilization and the convenience of installation of the space trend of oil filling pipe and escaping pipe, the oiling end overcoat of oil filling pipe is fixed with
Adpting flange component, is fixedly connected with first support and second support total so as to constitute oil filling pipe between oil filling pipe and escaping pipe
Into oiling end of the invention uses enlarging technique, the internal diameter i.e. diameter of fueling cavity at oiling end is become 46.8 millimeters, adopts
The defect of the easy oil leakage that conventional gasoline tube welding process is caused, and oil filling pipe oiling end of the invention are reduced with enlarging technique
Inclined-plane sealing is employed between fuel tank cap, i.e., is sealed by the inner circle sealing inclined-plane of fueling cavity, this inclined-plane sealing peace can make close
Front cover is bigger, safer, therefore sealing property is also more preferable, and particularly the present invention is directly used on the oiling cavity wall of oil filling pipe
The internal thread that rolling technology is connected integrally formed with the spiral with fuel tank cap, this processes internal thread than tradition on anti-overflow cover
Method is compared, and anti-overflow nested structure of the invention can be made more simple, so that anti-overflow cover of the invention can make nozzle more suitable
The insertion of profit, the present invention has been also devised with the simply stay hung arms, and stay can tangle stay, thus hand can be with
Leave nozzle.The present invention is simple for structure, refuel smooth, good airproof performance and safety coefficient is high, can meet current automobile market
Oiling demand.
Brief description of the drawings
Fig. 1 is one of dimensional structure diagram of the invention；
Fig. 2 is the two of dimensional structure diagram of the invention；
Fig. 3 is the front view of adpting flange component of the present invention；
Fig. 4 is the A-A of Fig. 3 to sectional view；
Fig. 5 is the B-B direction sectional view of Fig. 1；
Fig. 6 is the C-C of Fig. 1 to sectional view.
Specific embodiment
Embodiments of the invention are described in further detail below in conjunction with accompanying drawing.
Fig. 1 to Fig. 6 is structural representation of the invention.
Reference therein is：Anti-overflow chamber K, pilot hole Q, oil filling pipe 1, fueling cavity 1a, inner circle sealing inclined-plane 1b, arc
Face 1c, internal thread 1d, oiling end 11, fuel-displaced connection convex mouth 12, oil filling pipe annular bead 13, escaping pipe 2, outlet side 21, air inlet
Connection convex mouth 22, escaping pipe annular bead 23, anti-overflow cover 3, pipe portion 31, contraction flow region 32, pipe oil filler 33, stay 34,
Adpting flange component 4, bolt hole 4a, steel flange disk 41, anticreep cam hole 41a, sealing gasket 42, anticreep positioning cam 42a,
Spot welding nut 43, first support 51, second support 52, spot-welded bolt 6.
As shown in Figures 1 to 6, a kind of fuel oil refueling pipe assembly of the invention, including with particular space curved course
Oil filling pipe 1 connects the escaping pipe 2 at the oiling end 11 of oil filling pipe 1, escaping pipe 2 with particular space curved course and outlet side 21
At the oiling end 11 of oil filling pipe 1, oil filling pipe 1 is the pipeline that the fuel oil that nozzle injects is transported to fuel tank to bypass, is being fuel tank
During oiling, the air in fuel tank needs discharge, in order to not influence that refuels to be smoothed out, the method for employing bypass outlet, i.e.,
Outward added with escaping pipe 2, interference fit is provided with fuel oil excessive anti-overflow cover when can prevent nozzle from refueling in the oiling end 11 of oil filling pipe 1
3, the oil filler that namely conventional gasoline pipe is set up of anti-overflow cover 3, the oiling end 11 of oil filling pipe of the invention 1 has using enlarging work
The fueling cavity 1a that nozzle oiling can be accommodated of the expanding shaping of skill, oiling end 11 directly uses enlarging technological forming, reduces biography
The trouble at system oil filling pipe front end welding oiling end 11, and can effectively reduce the defect of oil leak, oiling end 11 after enlarging of the present invention
Internal diameter is that the diameter of fueling cavity 1a can reach 46.8 millimeters, and the present invention is sequentially formed with gradually big in the port inner wall of fueling cavity 1a
With oil tank cover sealing coordinate inner circle sealing inclined-plane 1b and to outer arcuate overturn can be with the arcwall face of the spacing cooperation of fuel tank cap
1c, is sealed between oiling end 11 of the invention and fuel tank cap using inner circle sealing inclined-plane 1b, and this inclined-plane sealing increases sealing surface,
Thus more preferably, security is also higher for sealing property, and the present invention is also located under inner circle sealing inclined-plane 1b on the inwall of fueling cavity 1a
The internal thread 1d that Fang Caiyong rolling technologies are connected integrally formed with the spiral with fuel tank cap, anti-overflow cover 3 is fixedly mounted on fueling cavity
In and at the lower section of internal thread 1d.The present invention is directly integrally formed on the oiling cavity wall of oil filling pipe using rolling technology
There is the internal thread being connected with the spiral of fuel tank cap, this method for processing internal thread on anti-overflow cover than tradition is compared, this can be made
The anti-overflow nested structure of invention is more simple, so that anti-overflow cover of the invention can be such that nozzle more smoothly inserts.
In embodiment, adpting flange component 4 is arranged with outside the oiling end 11 of oil filling pipe 1, adpting flange component 4 includes using
The steel flange disk 41 and positioning that spot-welding technology is weldingly fixed on oiling end 11 are arranged on the upper end of steel flange disk 41 annular
Sealing gasket 42 on face, steel flange disk 41 requires axially loaded 2900N after welding, and weld seam does not fall off after moment of torsion 53Nm,
In order that sealing gasket 42 is brought into close contact positioning with steel flange disk 41, the bottom surface of sealing gasket of the invention 42 is formed with anticreep convex
42a is detained, correspondingly steel flange disk 41 is formed with the anticreep cam hole 41a for being worn with anticreep positioning cam 42a and buckleing anti-avulsion cooperation；Institute
Meaning wear button anti-avulsion refer to the expansion cam body of anticreep positioning cam 42a front ends through after anticreep cam hole 41a, expand cam body
The retaining face of upper end can expand cam body from anticreep cam hole with the bottom surface location fit of anticreep cam hole 41a so as to prevent
Deviate from 41a, sealing gasket 42 is tightly joined together with steel flange disk 41, and avoid sealing gasket 42
Rotation or vibration phenomenon, this compound formulation simple structure, be easily installed, and once sealing gasket 42 is damaged is also easy to more
Change.Anticreep positioning cam 42a can determine according to actual needs with the quantity of anticreep cam hole 41a, but at least also respectively be formed with
Three.The outlet side 21 of escaping pipe of the invention 2 is fixed welding and is connected on oiling end 11 using the method for whole circle high-frequency welding
And at the lower section of adpting flange component 4.
In embodiment, spot-welded bolt is formed with by the downward insertion steel flange disk 41 of sealing gasket 42 on adpting flange component 4
The bolt hole 4a for wearing, the bottom surface of steel flange disk 41 is provided with the spot welding nut 43 coordinated with spot-welded bolt, the adpting flange
On component 4 three bolt hole 4a are formed with a distance of 120 degree.
Anti-overflow cover 3 includes the pipe portion 31 with fueling cavity 1a inwall interference fits and the receipts being integrally attached under pipe portion 31
Contracting portion 32, the end of the contraction flow region 32 is compressing a pipe oil filler 33, is formed between the inwall of contraction flow region 32 and fueling cavity 1a
There is an anti-overflow chamber K for preventing fuel oil excessive, and the contraction flow region 32 is formed with the venthole of the anti-overflow chamber K of radial communication, escaping pipe 2 goes out
Gas end 21 is communicated in the anti-overflow chamber K in fueling cavity 1a, and the stay 34 hung arms is provided with anti-overflow cover 3.It is of the invention anti-overflow
After set 3 requires to bear axial force 3400N, the Nm of moment of torsion 20 after being assembled with oil filling pipe 1, anti-overflow cover 3 must not be moved or rotated, this
Invention employs stay 34, because internal thread 1d has been molded directly within the oiling end 11 of oil filling pipe 1, eliminates one
Complicated anti-overflow cover 3, it can be such that nozzle smoothly inserts, and after hand leaves oil gun, stay 34 can tangle rifle, locking
Piece 34 has opened a venthole, and the air that can be discharged escaping pipe 2 using venthole is discharged, i.e., venthole is the return-air when refueling
Outlet.
The diameter with diameter greater than escaping pipe 2 of oil filling pipe 1, oil filling pipe 1 is 877.6 millis along the length of run of central axis
Rice, escaping pipe 2 is 718 millimeters along the length of run of central axis, and oil filling pipe 1 and escaping pipe 2 are welded with twice energy jointly
Strike separation and the convenient first support 51 and second support 52 being equipped with fuel tank between positioning oil filling pipe 1 and escaping pipe 2.The present invention
Oil filling pipe 1 and escaping pipe 2 be respectively provided with multiple spaces and move towards section, so as to form it is respective complexity curvature of space form, by
Relatively long in oil filling pipe 1 and escaping pipe 2, the need for ensureing when both space orientation and assembling, the present invention is provided with
First support 51 and second support 52, first support 51 and second support 52 are weldingly connected with oil filling pipe 1 and escaping pipe 2, this
Invention can smoothly assemble whole fuel oil refueling pipe assembly using first support 51, second support 52 and adpting flange component 4
Onboard, its stabilization is made.
Spot-welded bolt 6 is equipped with first support 51 and second support 52, in second support 52 be provided with spot-welded bolt 6 one
The relative another end in end is formed with pilot hole Q.
The inlet end roll forming of escaping pipe 2 has air inlet to connect convex mouth 22, away from air inlet connection convex mouth 22 in the escaping pipe 2
Roll forming has one escaping pipe annular bead 23 at 28 millimeters of front end face.
The oil outlet end roll forming of oil filling pipe 1 has fuel-displaced connection convex mouth 12, away from fuel-displaced connection convex mouth 12 on the oil filling pipe 1
Roll forming has one oil filling pipe annular bead 13 at 35 millimeters of front end face.
After all solder side welding of the invention, will integrally be processed by powder spray, the thickness of spray-on coating is more than
40um, fuel oil refueling pipe assembly will also be detected as being immersed in water by air-leakage test, to being filled in fuel oil refueling pipe assembly
Gas, is applying the relative barometric pressure of 30KPa, without gas leakage after pressurize 30S.
Highly preferred embodiment of the present invention has been elucidated with, and the various change or remodeling made by those of ordinary skill in the art are all
It is without departing from the scope of the invention.
Claims (3)
1. a kind of fuel oil refueling pipe assembly, including the oil filling pipe (1) with particular space curved course and curved with particular space
Song trend and outlet side (21) connection oil filling pipe (1) oiling end (11) escaping pipe (2), described oil filling pipe (1) oiling end
(11) interference fit is provided with the excessive anti-overflow cover of fuel oil (3) when can prevent nozzle from refueling in, it is characterized in that：Described oil filling pipe
(1) fueling cavity (1a) that can accommodate nozzle oiling of the oiling end (11) with the use expanding shaping of enlarging technique, after enlarging
The internal diameter at oiling end (11) is that the diameter of fueling cavity (1a) reaches 46.8 millimeters, the port inner wall of the fueling cavity (1a) shape successively
Into having the gradually big inner circle sealing inclined-plane (1b) coordinated with oil tank cover sealing and spacing with fuel tank cap can match somebody with somebody to what outer arcuate overturn
The arcwall face (1c) of conjunction, is located at inner circle sealing inclined-plane (1b) lower section and uses rolling technology one on the inwall of described fueling cavity (1a)
Body formed to have the internal thread (1d) being connected with the spiral of fuel tank cap, described anti-overflow cover (3) is fixedly mounted in fueling cavity and position
At the lower section of internal thread (1d)；Adpting flange component (4) is arranged with outside the oiling end (11) of described oil filling pipe (1), it is described
Adpting flange component (4) including using spot-welding technology be weldingly fixed on oiling end (11) steel flange disk (41) and positioning
The sealing gasket (42) on the ring surface of steel flange disk (41) upper end is arranged on, is required axially after steel flange disk (41) welding
Stress 2900N, weld seam does not fall off after the Nm of moment of torsion 53, and described sealing gasket (42) bottom surface is formed with anticreep positioning cam
(42a), described steel flange disk (41) is formed with the anticreep cam hole worn with anticreep positioning cam (42a) and buckle anti-avulsion cooperation
(41a), it is so-called wear button anti-avulsion refer to anticreep positioning cam (42a) front end expansion cam body pass through anticreep cam hole (41a)
Afterwards, the retaining face for expanding cam body upper end can be with the bottom surface location fit in anticreep cam hole (41a), so as to prevent to expand cam body
Abjection, so also just makes sealing gasket (42) be tightly joined together with steel flange disk (41) from anticreep cam hole (41a)
, and avoid rotation or the vibration phenomenon of sealing gasket (42)；The outlet side (21) of described escaping pipe (2) uses whole circle high frequency
The method of welding fixes welding connection on oiling end (11) and at the lower section of adpting flange component (4)；Described connection
By sealing gasket (42), insertion steel flange disk (41) is formed with the bolt hole that spot-welded bolt wears downwards on flange assembly (4)
(4a), the bottom surface of described steel flange disk (41) is provided with the spot welding nut (43) coordinated with spot-welded bolt, the adpting flange
On component (4) three bolts hole (4a) are formed with a distance of 120 degree；Described anti-overflow cover (3) including with fueling cavity (1a) inwall interference
The pipe portion (31) of cooperation and the contraction flow region (32) being integrally attached under pipe portion (31), the end of the contraction flow region (32) are pressed into
Type has pipe oil filler (33), and prevent fuel oil excessive anti-is formed between described contraction flow region (32) and the inwall of fueling cavity (1a)
Overflow chamber (K), and the contraction flow region (32) is formed with the venthole in the anti-overflow chamber of radial communication (K), the outlet side of described escaping pipe (2)
(21) it is communicated in the anti-overflow chamber (K) in fueling cavity (1a) Nei, the stay (34) hung arms is provided with described anti-overflow cover (3),
After anti-overflow cover (3) requires to bear axial force 3400N, the Nm of moment of torsion 20 after being assembled with oil filling pipe (1), anti-overflow cover (3) must not
Mobile or rotation；The diameter with diameter greater than escaping pipe (2) of described oil filling pipe (1), described oil filling pipe (1) is along central axis
Length of run be 877.6 millimeters, described escaping pipe (2) is 718 millimeters along the length of run of central axis, and described
Oil filling pipe (1) and escaping pipe (2) are welded with twice and can position strike separation and convenience between oil filling pipe (1) and escaping pipe (2) jointly
The first support (51) and second support (52) being equipped with fuel tank；It is all provided with described first support (51) and second support (52)
There is spot-welded bolt (6), the another end relative with spot-welded bolt (6) one end is provided with is formed with pilot hole in described second support (52)
(Q)；After all solders side welding of fuel oil refueling pipe assembly, will integrally be processed by powder spray, the thickness of spray-on coating
More than 40um, fuel oil refueling pipe assembly will also be detected as being immersed in water by air-leakage test, in fuel oil refueling pipe assembly
Inflation, is applying the relative barometric pressure of 30KPa, without gas leakage after pressurize 30S.
2. a kind of fuel oil refueling pipe assembly according to claim 1, it is characterized in that：The inlet end of described escaping pipe (2)
Roll forming has air inlet to connect convex mouth (22), is rolled at 28 millimeters of front end face in the escaping pipe (2) away from air inlet connection convex mouth (22)
It is molded to have one escaping pipe annular bead (23).
3. a kind of fuel oil refueling pipe assembly according to claim 2, it is characterized in that：The oil outlet end of described oil filling pipe (1)
Roll forming has fuel-displaced connection convex mouth (12), is rolled at 35 millimeters of front end face on the oil filling pipe (1) away from fuel-displaced connection convex mouth (12)
It is molded to have one oil filling pipe annular bead (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510421186.2A CN104924894B (en) | 2015-07-17 | 2015-07-17 | A kind of fuel oil refueling pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510421186.2A CN104924894B (en) | 2015-07-17 | 2015-07-17 | A kind of fuel oil refueling pipe assembly |
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| Publication Number | Publication Date |
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| CN104924894A CN104924894A (en) | 2015-09-23 |
| CN104924894B true CN104924894B (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510421186.2A Active CN104924894B (en) | 2015-07-17 | 2015-07-17 | A kind of fuel oil refueling pipe assembly |
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| CN203977458U (en) * | 2014-05-29 | 2014-12-03 | 福建三鑫隆新材料技术开发股份有限公司 | A kind of well lid marker peg structure |
| CN204749847U (en) * | 2015-07-17 | 2015-11-11 | 宁波舜江汽车部件制造有限公司 | Fuel adds oil pipe assembly |
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| JP3578421B2 (en) * | 1995-03-03 | 2004-10-20 | 本田技研工業株式会社 | Filling pipe structure in fuel tank |
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| US5711056A (en) * | 1994-05-20 | 1998-01-27 | Citizen Watch Co., Ltd. | Buckle for a personal adornment band |
| CN2263885Y (en) * | 1996-08-30 | 1997-10-08 | 张骑 | Cleaning bag |
| CN202006724U (en) * | 2010-09-13 | 2011-10-12 | 可附特汽车零部件制造(北京)有限公司 | Oil filler pipe |
| CN201856626U (en) * | 2010-11-06 | 2011-06-08 | 奇瑞汽车股份有限公司 | Oil filling pipe |
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| CN203391612U (en) * | 2013-08-23 | 2014-01-15 | 宁波舜江汽车部件制造有限公司 | Stainless steel oil filling pipe assembly |
| CN203977458U (en) * | 2014-05-29 | 2014-12-03 | 福建三鑫隆新材料技术开发股份有限公司 | A kind of well lid marker peg structure |
| CN204749847U (en) * | 2015-07-17 | 2015-11-11 | 宁波舜江汽车部件制造有限公司 | Fuel adds oil pipe assembly |
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| CN104924894A (en) | 2015-09-23 |
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