CN110576738B - A no lid filler cap for plastics filler pipe - Google Patents
A no lid filler cap for plastics filler pipe Download PDFInfo
- Publication number
- CN110576738B CN110576738B CN201910978167.8A CN201910978167A CN110576738B CN 110576738 B CN110576738 B CN 110576738B CN 201910978167 A CN201910978167 A CN 201910978167A CN 110576738 B CN110576738 B CN 110576738B
- Authority
- CN
- China
- Prior art keywords
- shell
- plastic
- plug
- guide
- oil
- 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.)
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Links
- 239000004033 plastic Substances 0.000 title claims abstract description 49
- 229920003023 plastic Polymers 0.000 title claims abstract description 49
- 239000000945 filler Substances 0.000 title claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 239000000446 fuel Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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
-
- 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
- B60K2015/0458—Details of the tank inlet
Abstract
The invention discloses a capless filler cap for a plastic filler tube, which comprises the plastic filler tube and the filler cap; the oil filling cover comprises a shell, a guide mechanism which is accommodated in the shell and used for guiding the oil filling gun to be inserted into the shell, and a guide mechanism which is arranged at one end of the shell and used for guiding oil to enter the plastic oil filling pipe; the other end of the shell opposite to the flow guiding mechanism is provided with an opening, and the shell is provided with an outer cover at the position of the opening; the oiling cover is embedded into the plastic oiling pipe, and the outer cover is buckled on the outer wall of the plastic oiling pipe; the shell is provided with a plug at the opening position, and the plug is opened or closed through the plug of the oil gun. According to the invention, the plug is arranged at the opening position of the oil filler cap through the torsion spring, when the oil gun is inserted, the plug is extruded to enable the plug to rotate around the center of the torsion spring to be opened, after the oil gun is pulled out, the torsion spring is reset to enable the plug to return to an initial state to be closed, the oil filler cap is not required to be detached, the oil filling operation is simplified, the oil filling time is saved, and the oil filler cap is convenient and practical.
Description
Technical Field
The invention relates to the technical field of fuel caps, in particular to a capless fuel cap for a plastic fuel filler tube.
Background
The so-called detachable filler cap on the market at present needs to be separated from the filler tube during filling, and the filler cap has the following disadvantages: 1. the disassembly and assembly operations are needed during oiling, so that the operation is inconvenient; 2. the national standard is increasingly strict in automobile emission, and when the oil adding cover is detached for oiling, a large amount of fuel vapor can be leaked into the air.
In order to overcome the shortcomings and drawbacks of the background art, therefore, the present invention provides a capless filler cap for a plastic filler neck,
disclosure of Invention
The invention aims to provide a capless filler cap for a plastic filler tube.
The invention is realized by the following technical scheme:
a capless filler cap for a plastic filler neck, comprising a plastic filler neck and a filler cap connected to the plastic filler neck;
the oil filling cover comprises a shell, a guide mechanism which is accommodated in the shell and used for guiding the oil filling gun to be inserted into the shell, and a guide mechanism which is arranged at one end of the shell and used for guiding oil to enter the plastic oil filling pipe;
the other end of the shell, which is opposite to the flow guiding mechanism, is provided with an opening, the shell is provided with an outer cover at the opening position, and the outer cover is provided with a fuel gun socket;
the oiling cover is embedded into the plastic oiling pipe, and the outer cover is buckled on the outer wall of the plastic oiling pipe;
the plug is arranged at the opening position of the shell, and the plug is opened or closed through the insertion and the extraction of the oil gun.
By adopting the technical scheme, the guiding mechanism comprises a guiding groove and guiding holes, two ends of the guiding groove are opened, one end opening of the guiding groove is connected with the opening of the shell, the other end opening of the guiding groove is communicated with the guiding holes, and the guiding holes are communicated with the guiding mechanism.
By adopting the technical scheme, the inside wall of guide slot is provided with the guide rib of axial distribution.
By adopting the technical scheme, the flow guiding mechanism comprises a flow guiding pipe, the general structure of the flow guiding pipe is in a funnel shape, the big head end of the flow guiding pipe of the funnel structure is communicated with a guide hole contained in the guide mechanism, and the small head end of the flow guiding pipe is extended into the plastic oil filling pipe.
By adopting the technical scheme, the plug is arranged at the opening position of the shell through the torsion spring, and the plug rotates around the center of the torsion spring to open or close the opening of the shell.
According to the technical scheme, one side of the plug is connected with the end part of the torsion spring, the other side of the plug rotates relative to the shell to open or close the shell, the plug rotates around the center of the torsion spring to open through extrusion when the oil gun is inserted, and after the oil gun is pulled out, the torsion spring resets to enable the plug to return to an initial state to be closed.
By adopting the technical scheme, the outer wall annular of dustcoat is provided with a plurality of archs, singly bellied inside wall is provided with a draw-in groove, the lateral wall annular of plastics oil filler pipe is provided with a plurality of salient points with draw-in groove looks adaptation.
By adopting the technical scheme, a pair of limiting inclined planes are symmetrically arranged on two sides of the salient point, and a pair of limiting inclined planes matched with the limiting inclined planes are symmetrically arranged on the inner side walls of the clamping grooves.
By adopting the technical scheme, a plurality of inner sealing rings are arranged between the plastic oil filling pipe and the oil filling cover, and an outer sealing ring is arranged between the plastic oil filling pipe and the outer cover.
The beneficial effects of the invention are as follows:
1. according to the invention, the plug is arranged at the opening position of the oil filler cap through the torsion spring, when the oil gun is inserted, the plug is extruded to enable the plug to rotate around the center of the torsion spring to be opened, after the oil gun is pulled out, the torsion spring is reset to enable the plug to return to an initial state to be closed, the oil filler cap is not required to be detached, the oil filling operation is simplified, the oil filling time is saved, and the oil filler cap is convenient and practical;
2. compared with the prior art, the plugging and plugging of the oil gun and the opening and closing of the plug are instantaneously and simultaneously carried out, so that fuel steam leakage caused by opening the cover and then inserting the oil gun or pulling out the reinforcing gun and then closing the cover can be effectively avoided, and the fuel steam amount leaked into the air during oil filling is greatly reduced;
3. the invention is suitable for the plastic oil filling pipe, is easy to produce and assemble in a production line, and is convenient and practical because the oil filling cover is provided with the guide mechanism for guiding the insertion and the extraction of the oil filling gun and the guide mechanism for guiding the oil to flow into the plastic oil filling pipe.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a schematic cross-sectional view of A-A of fig. 3.
Fig. 5 is an exploded view of fig. 4.
Fig. 6 is an enlarged partial schematic view of the plug of the present invention.
Wherein:
1. a plastic oil filling pipe;
11. a bump;
111. limiting inclined planes;
2. a filler cap;
21. a housing;
22. a guide mechanism;
221. a guide groove;
222. a guide hole;
223. a guide rib;
23. flow guiding pipe
3. An outer cover;
31. a fuel gun socket;
32. a protrusion;
33. a clamping groove;
331. a limiting bevel edge;
4. a plug;
5. a torsion spring;
6. an inner seal ring;
7. and an outer sealing ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
A capless filler cap for a plastic filler neck as shown in fig. 1 to 6, comprising a plastic filler neck 1 and a filler cap 2 connected to the plastic filler neck 1;
in the present embodiment, the filler cap 2 includes a housing 21, a guide mechanism 22 accommodated in the housing 21 for guiding insertion of the filler neck into the housing 21, and a guide mechanism provided at one end of the housing 21 for guiding oil into the plastic filler tube 1;
on the one hand, the guide mechanism 22 includes a guide groove 221 and a guide hole 222, both ends of the guide groove 221 are opened, wherein one end opening of the guide groove 221 is connected with the opening of the housing 21, the other end opening of the guide groove 221 is connected with the guide hole 222 in a penetrating manner, and the guide hole 222 is connected with the guide mechanism in a penetrating manner;
more specifically, the inner side wall of the guiding groove 221 is provided with guiding ribs 223 which are axially distributed, so that the guiding effect is better when the oil gun is inserted and pulled out;
during oiling, the oiling gun is inserted into the guide groove 221 from the opening of the shell 21, and is inserted deeper by the guide of the guide ribs 223 axially distributed on the guide groove 221 until the gun head of the oiling gun stretches into the guide hole 222;
after the oiling is finished, an outward pulling force is applied to the oiling gun, so that the oiling gun is pulled out of the shell 21 through the guiding action of the guide rib 223 on the guide groove 221;
on the other hand, the diversion mechanism comprises a diversion pipe 23, the general structure of the diversion pipe 23 is in a funnel shape, the big head end of the diversion pipe 23 in the funnel structure is communicated with a guide hole 222 contained in the guiding mechanism 22, and the small head end of the diversion pipe 23 penetrates into the plastic oiling pipe 1;
more specifically, the invention sets the general structure of the guide pipe 23 as a funnel shape, and gathers the oil to the small end of the guide pipe 23 for centralized drainage, so that the flow velocity of the oil can be obviously accelerated.
In the embodiment, the other end of the shell 21 opposite to the diversion mechanism is provided with an opening, the shell is provided with a housing 3 at the opening position, and the housing 3 is provided with a fuel gun socket 31;
the oiling cover 2 is embedded into the plastic oiling pipe 1, and the outer cover 3 is buckled on the outer wall of the plastic oiling pipe 1;
more specifically, the outer wall of the outer cover 3 is annularly provided with a plurality of bulges 32, the inner side wall of each bulge 32 is provided with a clamping groove 33, the outer side wall of the plastic oil filling pipe 1 is annularly provided with a plurality of protruding points 11 matched with the clamping grooves 33, and the protruding points 11 of the plastic oil filling pipe 1 are clamped in the clamping grooves 33 of the outer cover 3 to form fixation;
moreover, the two sides of the single salient point 11 are symmetrically provided with a pair of limiting inclined planes 111, the inner side walls of the clamping grooves 33 are symmetrically provided with a pair of limiting inclined planes 331 which are matched with the limiting inclined planes 111, the clamping grooves 33 and the salient points 11 in a clamping state can be better limited by matching the limiting inclined planes 111 with the limiting inclined planes 331, the problem that the clamping grooves 33 are separated from the salient points 11 can be effectively reduced, and the clamping device is convenient and practical.
In the embodiment, the shell 21 is provided with the plug 4 at the opening position, and the plug 4 is opened or closed by plugging and unplugging the oil gun;
more specifically, the stopper 4 is installed at the opening position of the housing 21 through the torsion spring 5, and the stopper 4 rotates around the center of the torsion spring 5 to open or close the opening of the housing 21;
moreover, one side of the plug 4 is connected with the end part of the torsion spring 5, the other side of the plug 4 rotates relative to the shell 21 to open or close the shell 21, the plug 4 rotates around the center of the torsion spring 5 to open by extrusion when the oil gun is inserted, and after the oil gun is pulled out, the torsion spring 5 resets to enable the plug 4 to return to an initial state to be closed;
during oiling, the oiling gun is inserted from the oiling gun jack 31 on the outer cover 3, the oiling gun extrudes the choke plug 4, the choke plug 4 rotates around the center of the torsion spring 5 to enable the choke plug 4 to be opened, the oiling gun is inserted into the guide groove 221 through the opening of the shell 21 and is inserted deeper under the guide of the guide rib 222 until the gun head of the oiling gun stretches into the guide hole 222, and oiling is started;
after the oiling is finished, an outward pulling force is applied to the oiling gun, so that the oiling gun is pulled out of the shell 21 through the guiding action of the guide rib 223 on the guide groove 221, and after the stress of the plug 4 disappears, the oiling gun returns to an initial state under the action of the torsion spring 5 to realize closing;
the whole oiling process does not need to disassemble the filler cap, so that the oiling operation is simplified, the oiling time is saved, the device is convenient and practical, and the plugging and unplugging of the filler gun and the opening and closing of the plug 4 are performed simultaneously in the moment.
In the embodiment, a plurality of inner sealing rings 6 are arranged between the plastic oil filling pipe 1 and the oil filling cover 2, and an outer sealing ring 7 is arranged between the plastic oil filling pipe 1 and the outer cover 3, and the arrangement of the inner sealing rings 6 and the outer sealing rings 7 enables the oil filling pipe to have a good sealing effect.
The beneficial effects of the invention are as follows: the invention is suitable for the plastic oil filling pipe, is easy to produce and assemble in a production line, and is convenient and practical because the oil filling cover is provided with the guide mechanism for guiding the insertion and the extraction of the oil filling gun and the guide mechanism for guiding the oil to flow into the plastic oil filling pipe.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A capless filler cap for a plastic filler neck, characterized by: comprises a plastic oil filling pipe and an oil filling cover connected with the plastic oil filling pipe;
the oil filling cover comprises a shell, a guide mechanism which is accommodated in the shell and used for guiding the oil filling gun to be inserted into the shell, and a guide mechanism which is arranged at one end of the shell and used for guiding oil to enter the plastic oil filling pipe;
the other end of the shell, which is opposite to the flow guiding mechanism, is provided with an opening, the shell is provided with an outer cover at the opening position, and the outer cover is provided with a fuel gun socket;
the oiling cover is embedded into the plastic oiling pipe, and the outer cover is buckled on the outer wall of the plastic oiling pipe;
the shell is provided with a plug at the opening position, and the plug is opened or closed through the insertion and the extraction of the oil gun;
the guide mechanism comprises a guide groove and a guide hole, two ends of the guide groove are opened, one end opening of the guide groove is connected with the opening of the shell, the other end opening of the guide groove is communicated with the guide hole, and the guide hole is communicated with the guide mechanism; the inner side wall of the guide groove is provided with guide ribs which are axially distributed;
the guide mechanism comprises a guide pipe, the general structure of the guide pipe is in a funnel shape, the big end of the guide pipe of the funnel structure is communicated with a guide hole contained in the guide mechanism, and the small end of the guide pipe penetrates into the plastic oiling pipe;
the plug is arranged at the opening position of the shell through the torsion spring, and rotates around the center of the torsion spring to open or close the opening of the shell;
one side of the plug is connected with the end part of the torsion spring, the other side of the plug rotates relative to the shell to open or close the shell, the plug rotates around the center of the torsion spring to open through extrusion when the oil gun is inserted, and after the oil gun is pulled out, the torsion spring resets to enable the plug to return to an initial state to close.
2. A capless filler cap for a plastic filler neck as set forth in claim 1, wherein: the outer wall ring of dustcoat is provided with a plurality of archs, singly bellied inside wall is provided with a draw-in groove, the lateral wall ring of plastics filler tube is provided with a plurality of bump with draw-in groove looks adaptation.
3. A capless filler cap for a plastic filler neck as set forth in claim 2, wherein: a pair of limiting inclined planes are symmetrically arranged on two sides of each salient point, and a pair of limiting inclined planes matched with the limiting inclined planes are symmetrically arranged on the inner side walls of the clamping grooves.
4. A capless filler cap for a plastic filler neck as set forth in claim 1, wherein: a plurality of inner sealing rings are arranged between the plastic oil filling pipe and the oil filling cover, and an outer sealing ring is arranged between the plastic oil filling pipe and the outer cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910978167.8A CN110576738B (en) | 2019-10-15 | 2019-10-15 | A no lid filler cap for plastics filler pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910978167.8A CN110576738B (en) | 2019-10-15 | 2019-10-15 | A no lid filler cap for plastics filler pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110576738A CN110576738A (en) | 2019-12-17 |
| CN110576738B true CN110576738B (en) | 2024-03-22 |
Family
ID=68814890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910978167.8A Active CN110576738B (en) | 2019-10-15 | 2019-10-15 | A no lid filler cap for plastics filler pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110576738B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290520B (en) * | 2021-04-13 | 2022-06-21 | 宝顿电子机械股份有限公司 | Automatic press-fitting process for flow guide pipe |
| CN114312291B (en) * | 2021-12-28 | 2024-03-26 | 亚普汽车部件股份有限公司 | Bending assembly system of lock cover-free structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107585142A (en) * | 2017-08-14 | 2018-01-16 | 邓华明 | Capless fuel filler device |
| CN207579591U (en) * | 2017-12-18 | 2018-07-06 | 斯丹德汽车系统（苏州）有限公司 | A kind of capless fuel filler lid |
| CN109383278A (en) * | 2017-08-09 | 2019-02-26 | 丰田自动车株式会社 | High-pressure bottle unit and fuel-cell vehicle |
| CN211195855U (en) * | 2019-10-15 | 2020-08-07 | 斯丹德汽车系统（苏州）有限公司 | A uncovered oil filler cap for plastics add oil pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9592462B2 (en) * | 2015-03-19 | 2017-03-14 | Ron Heidebrink | Engine lubricant heating and/or cooling apparatus |
-
2019
- 2019-10-15 CN CN201910978167.8A patent/CN110576738B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109383278A (en) * | 2017-08-09 | 2019-02-26 | 丰田自动车株式会社 | High-pressure bottle unit and fuel-cell vehicle |
| CN107585142A (en) * | 2017-08-14 | 2018-01-16 | 邓华明 | Capless fuel filler device |
| CN207579591U (en) * | 2017-12-18 | 2018-07-06 | 斯丹德汽车系统（苏州）有限公司 | A kind of capless fuel filler lid |
| CN211195855U (en) * | 2019-10-15 | 2020-08-07 | 斯丹德汽车系统（苏州）有限公司 | A uncovered oil filler cap for plastics add oil pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110576738A (en) | 2019-12-17 |
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