CN207468188U - A kind of oiling pipe assembly of fuel tank of vehicle - Google Patents
A kind of oiling pipe assembly of fuel tank of vehicle Download PDFInfo
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- CN207468188U CN207468188U CN201721431447.XU CN201721431447U CN207468188U CN 207468188 U CN207468188 U CN 207468188U CN 201721431447 U CN201721431447 U CN 201721431447U CN 207468188 U CN207468188 U CN 207468188U
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- snorkel
- fuel tank
- tube
- pipe assembly
- expansion
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Abstract
The utility model provides a kind of oiling pipe assembly of fuel tank of vehicle, belongs to automobile technical field.It solves the problems, such as that there are early jump rifles when existing oiling pipe assembly refuels.The oiling pipe assembly of this fuel tank of vehicle includes oil pipe and snorkel, the bottom end of oil pipe and snorkel is used to be connected with fuel tank, the top of snorkel is connected with the top of oil pipe, snorkel includes upper snorkel, expansion tube and lower snorkel, the top of upper snorkel is connected with the top of oil pipe, the top of expansion tube is connected with the bottom end of upper snorkel, the bottom end of expansion tube is connected with the top of lower snorkel, for being connected with fuel tank, the internal diameter of expansion tube is more than the internal diameter of upper snorkel and lower snorkel for the bottom end of lower snorkel.The oiling pipe assembly of this fuel tank of vehicle has the advantages that prevent fuel tank of vehicle from occurring early jump rifle when refueling.
Description
Technical field
The utility model belongs to automobile technical field, is related to a kind of oiling pipe assembly of fuel tank of vehicle.
Background technology
Automobile includes fuel tank, and fuel tank is used for storing fuel oil, and fuel oil work by combustion realizes the traveling of automobile, on fuel tank
Oiling pipe assembly is provided with, oiling pipe assembly cooperation refueling nozzle is used for refueling to fuel tank of vehicle.
Existing fuel tank of vehicle and oiling pipe assembly, such as Chinese patent literature data disclose automobile refuelling pipe
[application number：201520814275.9；Authorization Notice No.：CN205151754U], including oil filling pipe, in oil filling pipe upper inside wall
Pier pressure limiting slot is provided with, is welded at the top of oil filling pipe and is provided with oiling pipe shell, is divided in the middle part of oil filling pipe and on the outer wall of lower part
It is not provided with upper and lower mounting and fixing bracket, oil filling pipe cover top portion is provided with filler neck, is set in oil filling pipe outer shell outer wall
There is mounting flange；Gas outlet is offered in oil filling pipe side wall of outer shell, gas outlet is provided with and communicated with snorkel, snorkel and oil filling pipe
Bottom is provided with and respectively communicated with first, second connection flexible pipe.
The automobile refuelling pipe of this kind of structure, can be to avoid in refueling process, and great amount of fuel oil steam is diffused into greatly from oil filler
In gas；But the automobile refuelling pipe of this kind of structure, fuel oil is injected into oil filling pipe by refueling nozzle, in refueling process, fuel oil
Air in case can be discharged by snorkel, and due to itself also having accumulated fuel oil in snorkel, which can be by fuel oil
In the air ejection to oil filling pipe discharged in case, form fuel oil and regurgitate, splash, this may result in oiling early jump rifle.
Invention content
The purpose of this utility model is for the above-mentioned problems in the prior art, it is proposed that a kind of fuel tank of vehicle
, there is early jump rifle when being and how to prevent fuel tank of vehicle from refueling in oiling pipe assembly, the technical issues of solving the problems, such as.
The purpose of this utility model can be realized by following technical proposal：A kind of oiling pipe assembly of fuel tank of vehicle,
Including oil pipe and snorkel, the bottom end of the oil pipe and snorkel is used to be connected with fuel tank, the top of the snorkel
End is connected with the top of oil pipe, which is characterized in that the snorkel includes upper snorkel, expansion tube and lower snorkel, described
The top of upper snorkel is connected with the top of oil pipe, and the top of the expansion tube is connected with the bottom end of upper snorkel, described swollen
The bottom end of tube expansion is connected with the top of lower snorkel, and the bottom end of the lower snorkel with fuel tank for being connected, the expansion tube
Internal diameter be more than the internal diameter of upper snorkel and lower snorkel.
The operation principle of oiling pipe assembly：Fuel oil is injected into oil pipe by refueling nozzle, the air in fuel tank along
Snorkel is discharged, and is refueled so as to fulfill the fuel tank to automobile.The internal diameter of expansion tube is more than upper snorkel and lower snorkel
Internal diameter, during oiling, after the fuel oil in snorkel is moved in expansion tube, air can break through the closure of fuel oil, in expansion tube
Cavity plays the role of buffering fuel oil, and fuel oil will not be ejected by the air in fuel tank to the top of oil pipe, and air is from upper
Snorkel is moved in oil pipe and discharges, and is not in the problem of fuel oil is regurgitated, splashed, so as to which fuel tank of vehicle be avoided to refuel
The problem of early jump rifle formed in the process.
In a kind of oiling pipe assembly of above-mentioned fuel tank of vehicle, the top of the expansion tube is hemispherical, described swollen
The bottom end of tube expansion is hemispherical.This kind of structure, when the air in fuel tank by the fuel oil top in lower snorkel to expansion tube when, make
Fuel oil can preferably be broken up, and so as to which fuel oil be made not block air, fuel oil will not be arrived the top of oil pipe by top, so as to keep away
The problem of exempting from the early jump rifle that fuel tank of vehicle is formed in refueling process.
In a kind of oiling pipe assembly of above-mentioned fuel tank of vehicle, the volume of the cavity in the expansion tube is in 40-
Between 60ml.The size of expansion tube in the range, that is, ensures the problem of being not in early jump rifle during automobile fuel filler, while not
Too big installation space can be occupied, makes this oil filling pipe general assembly convenient.
In a kind of oiling pipe assembly of above-mentioned fuel tank of vehicle, the internal diameter of the expansion tube is upper ventilation bore
2-5 times, the internal diameter of the expansion tube is 2-5 times of lower ventilation bore.Be not in during this kind of structure, i.e. guarantee automobile fuel filler
The problem of early jump rifle, while too big installation space will not be occupied, make this oil filling pipe general assembly convenient.
In a kind of oiling pipe assembly of above-mentioned fuel tank of vehicle, the top of the expansion tube has the of protrusion setting
One connecting tube, the bottom end of the upper snorkel are inserted into the first connecting tube, and first connecting tube and upper snorkel pass through
Welding is fixedly connected with.The setting of first connecting tube improves the contact area between expansion tube and upper snorkel, so as to improve the first company
It takes over and the degree that is connected firmly of upper snorkel, improves service life.
In a kind of oiling pipe assembly of above-mentioned fuel tank of vehicle, the bottom end of the expansion tube has the of protrusion setting
Two connecting tubes, the top of the lower snorkel are inserted into the second connecting tube, and second connecting tube and lower snorkel pass through
Welding is fixedly connected with.The setting of second connecting tube improves the contact area between expansion tube and lower snorkel, so as to improve the second company
It takes over and the degree that is connected firmly of lower snorkel, improves service life.
In a kind of oiling pipe assembly of above-mentioned fuel tank of vehicle, the expansion tube includes upper tube half and lower tube half, institute
The top of lower tube half is stated in flared, the bottom of the upper tube half is inserted into the top of lower tube half, the upper tube half and lower half
The junction of pipe is fixedly connected with by welding.Expansion tube is made of two parts, makes expansion tube easy to process, and the bottom of upper tube half
It is inserted into the top of lower tube half, the contact area between upper tube half and lower tube half is improved, so as to improve upper tube half and lower tube half
Between the degree that is connected firmly, improve service life.
In a kind of oiling pipe assembly of above-mentioned fuel tank of vehicle, connection is equipped between the upper snorkel and oil pipe
Piece, the both ends of the connection sheet are fixedly connected with respectively with upper snorkel and oil pipe by welding.The setting of connection sheet is led on improving
The degree that is connected firmly between tracheae and oil pipe improves service life.
In a kind of oiling pipe assembly of above-mentioned fuel tank of vehicle, the both ends of the connection sheet are respectively provided with first through hole
With the second through-hole, the side wall of the upper snorkel blocks first through hole, and the side wall of the oil pipe blocks the second through-hole.First is logical
Hole and the second through-hole are respectively provided with madial wall, and the setting of first through hole can improve the welding surface between snorkel and connection sheet
Product, the setting of the second through-hole can improve the bonding area between oil pipe and connection sheet, so as to improve oil pipe and snorkel
Firm welding degree.
Compared with prior art, the oiling pipe assembly of fuel tank of vehicle provided by the utility model has the following advantages：
1st, the snorkel of this oiling pipe assembly includes expansion tube, the caliber bigger of expansion tube, and the cavity in expansion tube plays
The effect of fuel oil is buffered, the fuel oil in snorkel is made not ejected by the air in fuel tank to the top of oil pipe, so as to keep away
The problem of exempting from the early jump rifle that fuel tank of vehicle is formed in refueling process.
2nd, this oiling pipe assembly is total to improve this oil filling pipe by setting the first connecting tube, the second connecting tube and connection sheet etc.
Into whole firmness, service life is long.
Description of the drawings
Fig. 1 is the overall structure diagram of the oiling pipe assembly of this fuel tank of vehicle.
Fig. 2 is the sectional view of the oiling pipe assembly expansion tube of this fuel tank of vehicle.
In figure, 1, oil pipe；2nd, snorkel；21st, upper snorkel；22nd, expansion tube；221st, upper tube half；222nd, lower tube half；
23rd, lower snorkel；24th, the first connecting tube；25th, the second connecting tube；3rd, connection sheet；4th, first through hole；5th, the second through-hole.
Specific embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in Figure 1, the oiling pipe assembly of this fuel tank of vehicle includes oil pipe 1 and snorkel 2.Snorkel 2 includes upper
Snorkel 21, expansion tube 22 and lower snorkel 23.
The top of upper snorkel 21 is connected with the top of oil pipe 1, the top of expansion tube 22 and the bottom end of upper snorkel 21
It is connected, the bottom end of expansion tube 22 is connected with the top of lower snorkel 23, and the bottom end of lower snorkel 23 leads to for being connected with fuel tank
For being connected with fuel tank, the internal diameter of expansion tube 22 is more than the internal diameter of upper snorkel 21 and lower snorkel 23, swollen for the bottom end of oil pipe 1
The top of tube expansion 22 is hemispherical, and the bottom end of expansion tube 22 is hemispherical.In the present embodiment, the volume of 22 internal cavity of expansion tube is
50ml, the internal diameter of expansion tube 22 are 3.5 times of upper 21 internal diameter of snorkel, and the internal diameter of expansion tube 22 is lower 23 internal diameter of snorkel
3.5 times, in actual production, the volume of 22 internal cavity of expansion tube can be 40ml or 60ml, and the internal diameter of expansion tube 22 is upper
The internal diameter of the either 5 times of expansion tubes 22 of 2 times of 21 internal diameter of snorkel is 2 times or 5 times of lower 23 internal diameter of snorkel.
As shown in Fig. 2, the top of expansion tube 22 has the first connecting tube 24 of protrusion setting, the bottom end of upper snorkel 21 is inserted
Enter into the first connecting tube 24, and the first connecting tube 24 and upper snorkel 21 are fixedly connected with by welding.The bottom end tool of expansion tube 22
There is the second connecting tube 25 that protrusion is set, the top of lower snorkel 23 is inserted into the second connecting tube 25, and the second connecting tube 25
It is fixedly connected with lower snorkel 23 by welding.Expansion tube 22 includes upper tube half 221 and lower tube half 222, and the top of lower tube half 222 is in
Flared, the bottom of upper tube half 221 are inserted into the top of lower tube half 222, and the junction of upper tube half 221 and lower tube half 222 leads to
Welding is crossed to be fixedly connected with.
It is equipped with connection sheet 3 between upper snorkel 21 and oil pipe 1, the both ends of connection sheet 3 are respectively with upper snorkel 21 and leading to
Oil pipe 1 is fixedly connected with by welding, and the both ends of connection sheet 3 are respectively provided with 4 and second through-hole 5 of first through hole, the side of upper snorkel 21
Wall blocks first through hole 4, and the side wall of oil pipe 1 blocks the second through-hole 5.
During work, fuel oil is injected into oil pipe 1 by refueling nozzle, in fuel flow to fuel tank, the sky in fuel tank
Gas pushes the fuel oil movement in lower snorkel 23, and the part fuel oil is made to enter in expansion tube 22, and expansion tube 22 plays buffering
Effect, fuel oil is made no longer to block the air flowed out in fuel tank, the partial air is made to enter in snorkel 21, it is most laggard
Enter the top discharge to oil pipe 1, realize automobile fuel filler.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although be used more herein oil pipe 1, snorkel 2, upper snorkel 21, expansion tube 22, upper tube half 221, under
The arts such as semicanal 222, lower snorkel 23, the first connecting tube 24, the second connecting tube 25, connection sheet 3, first through hole 4, the second through-hole 5
Language, but it does not preclude the possibility of using other terms.The use of these items is only for more easily describe and explain this
The essence of utility model；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Claims (9)
1. a kind of oiling pipe assembly of fuel tank of vehicle, including oil pipe (1) and snorkel (2), the oil pipe (1) and ventilation
The bottom end of pipe (2) is used to be connected with fuel tank, and the top of the snorkel (2) is connected with the top of oil pipe (1), feature
It is, the snorkel (2) includes upper snorkel (21), expansion tube (22) and lower snorkel (23), the upper snorkel (21)
Top be connected with the top of oil pipe (1), the top of the expansion tube (22) is connected with the bottom end of upper snorkel (21), described
The bottom end of expansion tube (22) is connected with the top of lower snorkel (23), and the bottom end of the lower snorkel (23) is used for and fuel tank phase
Even, the internal diameter of the expansion tube (22) is more than the internal diameter of upper snorkel (21) and lower snorkel (23).
A kind of 2. oiling pipe assembly of fuel tank of vehicle according to claim 1, which is characterized in that the expansion tube (22)
Top it is hemispherical, the bottom end of the expansion tube (22) is hemispherical.
A kind of 3. oiling pipe assembly of fuel tank of vehicle according to claim 1, which is characterized in that the expansion tube (22)
The volume of interior cavity is between 40-60ml.
A kind of 4. oiling pipe assembly of fuel tank of vehicle according to claims 1 or 2 or 3, which is characterized in that the expansion
The internal diameter for managing (22) is 2-5 times of upper snorkel (21) internal diameter, and the internal diameter of the expansion tube (22) is lower snorkel (23) internal diameter
2-5 times.
A kind of 5. oiling pipe assembly of fuel tank of vehicle according to claims 1 or 2 or 3, which is characterized in that the expansion
Managing the top of (22) has the first connecting tube (24) of protrusion setting, and the bottom end of the upper snorkel (21) is inserted into the first connection
It manages in (24), and first connecting tube (24) and upper snorkel (21) are fixedly connected with by welding.
A kind of 6. oiling pipe assembly of fuel tank of vehicle according to claims 1 or 2 or 3, which is characterized in that the expansion
Managing the bottom end of (22) has the second connecting tube (25) of protrusion setting, and the top of the lower snorkel (23) is inserted into the second connection
It manages in (25), and second connecting tube (25) and lower snorkel (23) are fixedly connected with by welding.
A kind of 7. oiling pipe assembly of fuel tank of vehicle according to claims 1 or 2 or 3, which is characterized in that the expansion
Pipe (22) includes upper tube half (221) and lower tube half (222), and the top of the lower tube half (222) is in flared, the upper tube half
(221) bottom is inserted into the top of lower tube half (222), and the junction of the upper tube half (221) and lower tube half (222) passes through
Welding is fixedly connected with.
8. the oiling pipe assembly of a kind of fuel tank of vehicle according to claims 1 or 2 or 3, which is characterized in that described logical
Be equipped with connection sheet (3) between tracheae (21) and oil pipe (1), the both ends of the connection sheet (3) respectively with upper snorkel (21) and
Oil pipe (1) is fixedly connected with by welding.
A kind of 9. oiling pipe assembly of fuel tank of vehicle according to claim 8, which is characterized in that the connection sheet (3)
Both ends be respectively provided with first through hole (4) and the second through-hole (5), the side wall of the upper snorkel (21) blocks first through hole (4),
The side wall of the oil pipe (1) blocks the second through-hole (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721431447.XU CN207468188U (en) | 2017-10-31 | 2017-10-31 | A kind of oiling pipe assembly of fuel tank of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721431447.XU CN207468188U (en) | 2017-10-31 | 2017-10-31 | A kind of oiling pipe assembly of fuel tank of vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207468188U true CN207468188U (en) | 2018-06-08 |
Family
ID=62265818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721431447.XU Active CN207468188U (en) | 2017-10-31 | 2017-10-31 | A kind of oiling pipe assembly of fuel tank of vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207468188U (en) |
-
2017
- 2017-10-31 CN CN201721431447.XU patent/CN207468188U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220328 Address after: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Patentee after: Zhejiang liankong Technology Co., Ltd Address before: 315336 818 Binhai two road, Hangzhou Bay New District, Ningbo, Zhejiang Patentee before: GEELY AUTOMOBILE RESEARCH INSTITUTE (NINGBO) Co.,Ltd. Patentee before: Zhejiang Geely Holding Group Co., Ltd |
|
| TR01 | Transfer of patent right |