CN106809006A - A kind of vehicle fuel tank cap of high leakproofness - Google Patents
A kind of vehicle fuel tank cap of high leakproofness Download PDFInfo
- Publication number
- CN106809006A CN106809006A CN201710132702.9A CN201710132702A CN106809006A CN 106809006 A CN106809006 A CN 106809006A CN 201710132702 A CN201710132702 A CN 201710132702A CN 106809006 A CN106809006 A CN 106809006A
- Authority
- CN
- China
- Prior art keywords
- fuel tank
- tank cap
- oil inlet
- sleeve pipe
- inlet pipe
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/04—Tank inlets
- B60K15/0406—Filler caps for fuel tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/04—Tank inlets
- B60K15/05—Inlet covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/04—Tank inlets
- B60K15/0406—Filler caps for fuel tanks
- B60K2015/0419—Self-sealing closure caps, e.g. that don't have to be removed manually
- B60K2015/0422—Self-sealing closure caps, e.g. that don't have to be removed manually actuated by the inlet cover
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/04—Tank inlets
- B60K15/0406—Filler caps for fuel tanks
- B60K2015/0432—Filler caps for fuel tanks having a specific connection between the cap and the vehicle or tank opening
- B60K2015/0438—Filler caps for fuel tanks having a specific connection between the cap and the vehicle or tank opening using screw or bayonet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/04—Tank inlets
- B60K15/0406—Filler caps for fuel tanks
- B60K2015/0451—Sealing means in the closure cap
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/04—Tank inlets
- B60K15/05—Inlet covers
- B60K2015/0507—Arrangements for adjusting the inlet cover
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a kind of vehicle fuel tank cap of high leakproofness, including oil inlet pipe, the surface of the oil inlet pipe is socketed with fuel tank cap body, the surface of the oil inlet pipe offers external screw thread, the internal thread being adapted with external screw thread is offered on the inwall of the fuel tank cap body, the center of the fuel tank cap body is fixedly connected with sealing device, the bottom of the sealing device sequentially passes through fuel tank cap body and oil inlet pipe and extends to the inside of oil inlet pipe from top to bottom, the sealing device includes sealing sleeve pipe, hydraulic pressure groove is offered at the top of the sealing sleeve pipe, piston is connected with the hydraulic pressure groove, hydraulic oil is provided with space between the bottom of the piston and hydraulic pressure groove.By setting sealing device, the effect of sealing is served, it is to avoid being rocked during running car makes fuel tank inner fluid leak, while the dust in avoiding air enters in fuel tank, it is ensured that the cleaning of fuel tank inner fluid, it is ensured that the normal performance of automobile.
Description
Technical field
The present invention relates to technical field of automobile parts, specially a kind of vehicle fuel tank cap of high leakproofness.
Background technology
Auto parts and components as auto industry basis, be support auto industry sustainable and healthy development necessary factor.It is special
It is not vigorous current automotive industry, development like a raging fire independent development and innovation, with greater need for one powerful zero
Part system is supported.Vehicle independent brand needs parts to make basis with technological innovation, and the autonomous innovation of parts is again to whole
The development of car industry produces powerful motive force, and they influence each other, interact, and do not have the independent brand of vehicle, powerful
The innovation ability of parts system is difficult to burst out, the support for not having powerful parts system, independent brand to do your writing strong
Will be hard to carry on.
Fuel tank cap refers to the chest for laying in gasoline on automobile, and shape is square, is made with stainless steel, only one
Individual slight circular entrance, this mouthful only has the lid of bottle equally big, is easy to storage, is typically placed on the afterbody of automobile.
Common oil tank cover sealing performance is not ideal enough, can be produced during running car it is certain rock, may result in oil
Case inner fluid leaks, and dust in air is easily accessible from fuel tank cap and enters in fuel tank, so as to the fluid in fuel tank
Certain pollution is caused, the normal performance of automobile is influenceed, great inconvenience is brought to user.
The content of the invention
It is an object of the invention to provide a kind of vehicle fuel tank cap of high leakproofness, possess the advantage of good seal performance, solve
The dissatisfactory problem of oil tank cover sealing performance of having determined.
To achieve the above object, the present invention provides following technical scheme：A kind of vehicle fuel tank cap of high leakproofness, including enter
Oil pipe, the surface of the oil inlet pipe is socketed with fuel tank cap body, and the surface of the oil inlet pipe offers external screw thread, the fuel tank cap
The internal thread being adapted with external screw thread is offered on the inwall of body, the center of the fuel tank cap body is fixedly connected with sealing
Device, the bottom of the sealing device sequentially passes through fuel tank cap body and oil inlet pipe and extends to the interior of oil inlet pipe from top to bottom
Portion；The sealing device includes sealing sleeve pipe, and hydraulic pressure groove is offered at the top of the sealing sleeve pipe, and activity connects in the hydraulic pressure groove
Piston is connected to, hydraulic oil is provided with the space between the bottom of the piston and hydraulic pressure groove, be fixedly connected at the top of the piston
There is a pressing lever, the top of the pressing lever is through sealing sleeve pipe and extends to its top and is fixedly connected with the bottom of pressing plate, institute
The bottom for stating pressing plate is fixedly connected with clamping ring, and the clamping ring is fixedly connected with clamping block near the side of sealing sleeve pipe,
The both sides of the sealing sleeve pipe bottom are equipped with sealed extruded block, the top and bottom of the sealing sleeve pipe correspondence sealed extruded block
Stopper slot is offered, the limiting plate being adapted with stopper slot is fixedly connected with the top and bottom of the sealed extruded block.
Preferably, the top on the sealing sleeve pipe surface is fixedly connected with fuel tank cap body, the bottom of the sealing sleeve pipe
Fuel tank cap body and oil inlet pipe are sequentially passed through from top to bottom and extend to the inside of oil inlet pipe.
Preferably, the position of the top correspondence clamping block of the fuel tank cap body surface offers the card used cooperatively with it
Access slot.
Preferably, the position of correspondence sealed extruded block is provided with elastic sealing film, the sealing on the inwall of the hydraulic pressure groove
The position of the surface correspondence sealed extruded block of sleeve pipe is provided with seal washer.
Compared with prior art, beneficial effects of the present invention are as follows：
1st, the present invention serves the effect of sealing by setting sealing device, it is to avoid being rocked during running car makes oil in fuel tank
Liquid leaks, while the dust in avoiding air enters in fuel tank, it is ensured that the cleaning of fuel tank inner fluid, it is ensured that automobile is normal
Performance.
Brief description of the drawings
Fig. 1 is the section of structure of front view of the present invention；
Fig. 2 is the schematic enlarged-scale view of A-A of the present invention；
Fig. 3 is the section of structure of sealing device front view of the present invention.
In figure：1 is oil inlet pipe, 2 is fuel tank cap body, 3 is external screw thread, 4 is internal thread, 5 is sealing device, 51 is to seal
Sleeve pipe, 52 be hydraulic pressure groove, 53 be piston, 54 be pressing lever, 55 be pressing plate, 56 be clamping ring, 57 be clamping block, 58 for sealing
Crushing block, 59 be stopper slot, 510 be limiting plate, 511 be elastic sealing film and 512 be seal washer.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1 and Fig. 2, a kind of vehicle fuel tank cap of high leakproofness, including oil inlet pipe 1, the surface socket of oil inlet pipe 1
The surface for having fuel tank cap body 2, oil inlet pipe 1 offers external screw thread 3, is offered on the inwall of fuel tank cap body 2 and the phase of external screw thread 3
The internal thread 4 of adaptation, the mode being connected through a screw thread makes the connection between fuel tank cap body 2 and oil inlet pipe 1 more firm, oil
The center of box cover body 2 is fixedly connected with sealing device 5, and the bottom of sealing device 5 sequentially passes through fuel tank cap sheet from top to bottom
Body 2 and oil inlet pipe 1 and extend to the inside of oil inlet pipe 1.
Fig. 1, Fig. 2 and Fig. 3 are referred to, sealing device 5 includes sealing sleeve pipe 51, the top on the surface of sealing sleeve pipe 51 and fuel tank
Lid body 2 is fixedly connected, and the bottom of sealing sleeve pipe 51 sequentially passes through fuel tank cap body 2 and oil inlet pipe 1 and extends to from top to bottom
The inside of oil inlet pipe 1, the top of sealing sleeve pipe 51 offers in hydraulic pressure groove 52, hydraulic pressure groove 52 and is connected with piston 53, piston
Hydraulic oil is provided with space between 53 bottom and hydraulic pressure groove 52, the top of piston 53 is fixedly connected with pressing lever 54, pressed
The top of bar 54 through sealing sleeve pipe 51 and extend to its top be fixedly connected with the bottom of pressing plate 55, the bottom of pressing plate 55
Clamping ring 56 is fixedly connected with, clamping ring 56 is fixedly connected with clamping block 57, fuel tank cap body 2 near the side of sealing sleeve pipe 51
The position of the top correspondence clamping block 57 on surface offers the buckling groove used cooperatively with it, and clamping is snapped in by by clamping block 57
In groove, when piston 53 pushes hydraulic oil, the effect that the position of pressing plate 55 is fixed, the both sides of the bottom of sealing sleeve pipe 51
Sealed extruded block 58 is equipped with, the top and bottom of the corresponding sealed extruded block 58 of sealing sleeve pipe 51 offer stopper slot 59, close
The top and bottom for sealing crushing block 58 are fixedly connected with the limiting plate 510 being adapted with stopper slot 59, the inwall of hydraulic pressure groove 52
The position of upper correspondence sealed extruded block 58 is provided with elastic sealing film 511, elastic sealing film 511 be used to sealing sealing sleeve pipe 51 with it is close
Gap between envelope crushing block 58, so as to avoid hydraulic oil from gap as in oil inlet pipe 1, the surface correspondence of sealing sleeve pipe 51 is close
The position for sealing crushing block 58 is provided with seal washer 512, seal washer 512 be used to sealing sealing sleeve pipe 51 and sealed extruded block 58 it
Between gap, so as to avoid gasoline in oil inlet pipe 1 from flowing into sealing sleeve pipe 51, by setting sealing device 5, serve sealing
Effect, it is to avoid being rocked during running car makes the fuel tank inner fluid leak, while the dust in avoiding air enters in fuel tank,
Ensure that the cleaning of fuel tank inner fluid, it is ensured that the normal performance of automobile.
When using, the surface that fuel tank cap body 2 is enclosed within oil inlet pipe 1 is screwed, pressed pressing plate 55, pressing plate 55 is led to
Cross pressing lever 54 to be pushed with piston 53, piston 53 pushes the hydraulic oil in hydraulic pressure groove 52, sealed extruded block 58 is subject to hydraulic pressure
It is protruding after oil extruding, sealed so as to the inwall of oil inlet pipe 1 be blocked, finally the clamping block 57 on clamping ring 56 is snapped in
In buckling groove on fuel tank cap body 2.
In sum：The vehicle fuel tank cap of the high leakproofness, by sealing device 5, solves oil tank cover sealing performance not
Enough preferable problems.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (4)
1. a kind of vehicle fuel tank cap of high leakproofness, including oil inlet pipe, it is characterised in that：The surface of the oil inlet pipe is socketed with oil
Box cover body, the surface of the oil inlet pipe offers external screw thread, is offered on the inwall of the fuel tank cap body and external screw thread phase
The internal thread of adaptation, the center of the fuel tank cap body is fixedly connected with sealing device, and the bottom of the sealing device is from upper
Fuel tank cap body and oil inlet pipe are sequentially passed through under and the inside of oil inlet pipe is extended to；The sealing device includes sealing sleeve pipe,
Hydraulic pressure groove is offered at the top of the sealing sleeve pipe, piston, the bottom of the piston and liquid are connected with the hydraulic pressure groove
Hydraulic oil is provided with space between indent, pressing lever is fixedly connected with the top of the piston, the top of the pressing lever is passed through
Wear sealing sleeve pipe and extend to its top and be fixedly connected with the bottom of pressing plate, the bottom of the pressing plate is fixedly connected with clamping
Ring, the clamping ring is fixedly connected with clamping block near the side of sealing sleeve pipe, and the both sides of the sealing sleeve pipe bottom are equipped with
Sealed extruded block, the top and bottom of the sealing sleeve pipe correspondence sealed extruded block offer stopper slot, the sealed extruded
The limiting plate being adapted with stopper slot is fixedly connected with the top and bottom of block.
2. the vehicle fuel tank cap of a kind of high leakproofness according to claim 1, it is characterised in that：The sealing sleeve pipe surface
Top be fixedly connected with fuel tank cap body, the bottom of the sealing sleeve pipe sequentially passes through fuel tank cap body and oil-feed from top to bottom
Manage and extend to the inside of oil inlet pipe.
3. the vehicle fuel tank cap of a kind of high leakproofness according to claim 1, it is characterised in that：Described this body surface of fuel tank cap
The position of the top correspondence clamping block in face offers the buckling groove used cooperatively with it.
4. the vehicle fuel tank cap of a kind of high leakproofness according to claim 1, it is characterised in that：The inwall of the hydraulic pressure groove
The position of upper correspondence sealed extruded block is provided with elastic sealing film, and the position of the surface correspondence sealed extruded block of the sealing sleeve pipe sets
There is seal washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710132702.9A CN106809006A (en) | 2017-03-07 | 2017-03-07 | A kind of vehicle fuel tank cap of high leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710132702.9A CN106809006A (en) | 2017-03-07 | 2017-03-07 | A kind of vehicle fuel tank cap of high leakproofness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106809006A true CN106809006A (en) | 2017-06-09 |
Family
ID=59115142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710132702.9A Withdrawn CN106809006A (en) | 2017-03-07 | 2017-03-07 | A kind of vehicle fuel tank cap of high leakproofness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106809006A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108372782A (en) * | 2018-04-25 | 2018-08-07 | 江苏长川科技有限公司 | A kind of oil filling orifice of fuel tank self sealss leak-proof arrangement |
| CN113815403A (en) * | 2021-08-19 | 2021-12-21 | 徐工集团工程机械股份有限公司 | Anti-theft fuel tank cover |
-
2017
- 2017-03-07 CN CN201710132702.9A patent/CN106809006A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108372782A (en) * | 2018-04-25 | 2018-08-07 | 江苏长川科技有限公司 | A kind of oil filling orifice of fuel tank self sealss leak-proof arrangement |
| CN113815403A (en) * | 2021-08-19 | 2021-12-21 | 徐工集团工程机械股份有限公司 | Anti-theft fuel tank cover |
| CN113815403B (en) * | 2021-08-19 | 2023-02-10 | 徐工集团工程机械股份有限公司 | Anti-theft fuel tank cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170609 |