CN113086064A - High-safety plastic oil tank for motor tricycle - Google Patents
High-safety plastic oil tank for motor tricycle Download PDFInfo
- Publication number
- CN113086064A CN113086064A CN202110294110.3A CN202110294110A CN113086064A CN 113086064 A CN113086064 A CN 113086064A CN 202110294110 A CN202110294110 A CN 202110294110A CN 113086064 A CN113086064 A CN 113086064A
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- oil tank
- plastic
- fuel tank
- main body
- sealing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J35/00—Fuel tanks specially adapted for motorcycles or engine-assisted cycles; Arrangements thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
- B62K5/02—Tricycles
- B62K5/027—Motorcycles with three wheels
Abstract
The invention discloses a high-safety plastic oil tank for a motor tricycle, which comprises a plastic oil tank main body, wherein an oil tank opening is formed in the upper end of the plastic oil tank main body, a detachable oil tank cover is installed on the oil tank opening, the oil tank cover comprises an oil tank cover main body, and a fixing part matched with the oil tank opening is arranged on the oil tank cover main body. The pressure condition in the oil tank can be conveniently and visually indicated through the indicating block, potential safety hazards can be conveniently found and eliminated in time, the structure is simple, the cost is controllable, the pressure indicating device is particularly suitable for being installed on a motor tricycle, and the rising of the air pressure in the oil tank caused by conditions of high temperature, bumping and the like can be visually indicated, so that measures can be taken in time; compared with an iron oil tank, the plastic oil tank is produced and processed by adopting an integrated forming process, has high plasticity and better impact resistance, and can not generate impurities due to corrosion because of the corrosion resistance of the plastic, thereby ensuring the cleanness of an oil supply pipeline.
Description
Technical Field
The invention belongs to the technical field of plastic oil tanks, and particularly relates to a high-safety plastic oil tank for a motor tricycle.
Background
The oil tank of the motor vehicle is generally of two types, namely iron and plastic, the iron oil tank cannot permeate evaporation gas per se and is favorable for thermal expansion, the deformation amplitude is smaller under the condition of the same temperature difference, and the rigidity is stronger. But the iron oil tank is mostly all formed by welding, runs into the very easy fracture after the collision, and the potential safety hazard can be bigger, and the material of plastics oil tank generally is engineering plastic, is integrated into one piece for the iron oil tank, has better impact resistance, and the corrosion resistance that plastics have in addition per se, plastics oil tank can not produce impurity because of corroding, but its withstand voltage intensity can reduce, and petrol also can permeate through the plastics oil tank wall and ooze out.
In the prior art, the oil tank of a part of motor tricycles is arranged on a frame between a seat cushion and a backrest, oil tank supports are welded on the left side and the right side of the frame and used for fixing the oil tank, and the following problems exist in the actual use process: if for the iron oil tank all weld to form mostly, meet the very easy fracture after the collision, the potential safety hazard is big, if for its compressive strength of plastics oil tank is less, especially during high temperature weather, in addition the condition such as jolt of motorcycle, can cause the petrol in the oil tank to volatilize, causes the atmospheric pressure in the oil tank to rise, has great potential safety hazard.
And general motor tricycle does not install the carbon tank solenoid valve, even if installed the carbon tank solenoid valve, the carbon tank solenoid valve takes place to damage or the trouble also does not have audio-visual embodiment, causes the atmospheric pressure in the oil tank higher equally easily, has great potential safety hazard.
Therefore, in view of the above technical problems, it is necessary to provide a plastic fuel tank with high safety for a motorcycle tricycle.
Disclosure of Invention
The invention aims to provide a high-safety plastic oil tank for a motor tricycle so as to solve the problems.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
the utility model provides a high security plastics oil tank for motor tricycle, includes plastic oil tank main part, the upper end of plastic oil tank main part is provided with the oil tank port, install the detachable fuel tank cap on the oil tank port, the fuel tank cap includes the fuel tank cap main part, be provided with in the fuel tank cap main part with oil tank port assorted fixed part, fixedly connected with buffer cylinder in the fuel tank cap main part, be provided with the piston cell body in the buffer cylinder, a plurality of through-holes have been seted up to buffer cylinder's lower extreme, sliding connection has piston assembly in the piston cell body, the upside of fuel tank cap main part is provided with the instruction piece, fixedly connected with connecting rod between piston assembly and the instruction piece.
As a further development of the invention, the piston assembly comprises a metal sealing disc and several rubber sealing discs.
As a further improvement of the present invention, the piston assembly includes a metal seal disk and a pair of rubber seal disks, one on each side of the metal seal disk.
As a further improvement of the invention, the buffer cylinder, the metal sealing disc, the connecting rod and the indicating block are all made of conductive metal materials.
As a further improvement of the invention, a first limiting plate and a second limiting plate are fixedly connected to the connecting rod, one of the rubber sealing discs is positioned between the metal sealing disc and the first limiting plate, and the other rubber sealing disc is positioned between the metal sealing disc and the second limiting plate.
As a further improvement of the invention, the oil tank cover main body is connected with a sealing cover, the sealing cover is positioned at the upper end of the piston groove body, and the sealing cover is provided with a limiting hole matched with the connecting rod.
As a further improvement of the invention, the inner wall of the limit hole is fixedly connected with a sealing ring matched with the connecting rod, and the surface of the sealing ring is coated with a first polytetrafluoroethylene coating.
As a further improvement of the invention, the rubber sealing disc is in interference fit with the inner wall of the piston groove body, and the surface of the rubber sealing disc is coated with a second polytetrafluoroethylene coating.
As a further improvement of the invention, a pair of side walls of the plastic oil tank main body are provided with raised ribs.
As a further improvement of the present invention, the lower end of the plastic tank main body is provided with a pair of lower protrusions.
Compared with the prior art, the invention has the following advantages:
the pressure condition in the oil tank can be conveniently and visually indicated through the indicating block, potential safety hazards can be conveniently found and eliminated in time, the structure is simple, the cost is controllable, the pressure indicating device is particularly suitable for being installed on a motor tricycle, and the rising of the air pressure in the oil tank caused by conditions of high temperature, bumping and the like can be visually indicated, so that measures can be taken in time;
compared with an iron oil tank, the plastic oil tank is produced and processed by adopting an integrated forming process, has high plasticity and better impact resistance, and can not generate impurities due to corrosion because of the corrosion resistance of the plastic, thereby ensuring the cleanness of an oil supply pipeline.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a high safety plastic fuel tank for a motorcycle tricycle in a conventional state according to an embodiment of the present invention;
FIG. 2 is a high-pressure structural diagram of a high-safety plastic fuel tank for a motorcycle tricycle according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of the fuel tank cap according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of the indicating block in a raised/lowered position according to an embodiment of the present invention;
FIG. 5 is an exploded view of a first fuel tank cap according to an embodiment of the present invention;
fig. 6 is an exploded view of a second fuel tank cap according to an embodiment of the present invention.
In the figure: 1. the oil tank comprises a plastic oil tank main body, 2 parts of raised ribs, 3 parts of lower convex parts, 4 parts of an oil tank opening, 5 parts of an oil tank cover main body, 6 parts of a fixing part, 7 parts of a buffer cylinder, 701 parts of a piston groove body, 702 parts of a through hole, 8 parts of a sealing cover, 9 parts of a sealing ring, 10 parts of an indicating block, 11 parts of a connecting rod, 12 parts of a metal sealing disc, 13 parts of a first limiting disc, 14 parts of a second limiting disc and 15 parts of a rubber sealing disc.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.
The invention discloses a high-safety plastic oil tank for a motor tricycle, which is shown in figures 1-2 and comprises a plastic oil tank main body 1, wherein an oil tank opening 4 is formed in the upper end of the plastic oil tank main body 1, a detachable oil tank cover is installed on the oil tank opening 4, the oil tank cover comprises an oil tank cover main body 5, a fixing part 6 matched with the oil tank opening 4 is arranged on the oil tank cover main body 5, and the oil tank cover main body 5 can be detachably installed on the oil tank opening 4 through the fixing part 6.
Preferably, the connection mode of the oil tank cover and the oil tank opening is the same as the connection mode of the oil tank cover and the oil tank opening in the prior art, the connection mode is a rotary clamping connection mode, and certain sealing performance can be guaranteed at the connection position.
Referring to fig. 1 to 2, a pair of side walls of the plastic oil tank main body 1 are provided with protruding ribs 2, and the protruding ribs 2 are used for increasing the strength of the plastic oil tank main body 1, so that the plastic oil tank main body 1 is not easy to deform.
Referring to fig. 1 to 2, a pair of lower protrusions 3 are provided at a lower end of a plastic tank body 1, and the interior of the lower protrusions 3 communicates with the interior of the plastic tank body 1, because the plastic tank body 1 is mounted in the manner shown in fig. 1 or 2, the lower protrusions 3 are located at the lowermost end, and the lower protrusions 3 are not only arranged so that the lower protrusions 3 serve as the lowermost points to store a part of fuel, but also the lower protrusions 3 are arranged so as to facilitate fixing of the plastic tank body 1 and increase of fixing points.
Referring to fig. 3 to 6, a buffer cylinder 7 is fixedly connected to the oil tank cap main body 5, a piston groove body 701 is arranged in the buffer cylinder 7, a piston assembly is slidably connected to the piston groove body 701, an indication block 10 is arranged on the upper side of the oil tank cap main body 5, a connecting rod 11 is fixedly connected between the piston assembly and the indication block 10, and the piston assembly can move up and down in the piston groove body 701, so that the connecting rod 11 and the indication block 10 are driven to move up and down.
When the indication block 10 is attached to the tank cap body 5, the piston assembly is spaced from the lower end of the piston groove 701 by a small distance, so that the indication block 10 can be attached to the tank cap body 5.
Specifically, the piston groove 701 is cylindrical, and the central axes of the piston groove 701, the piston assembly and the connecting rod 11 coincide with each other.
Referring to fig. 3, 4 or 6, the lower end of the buffer cylinder 7 is provided with a plurality of through holes 702, and the through holes 702 are used for communicating the space in the oil tank with the space in the piston groove body 701.
Referring to fig. 3 to 6, the piston assembly includes a metal seal disk 12 and a plurality of rubber seal disks 15, and preferably, the piston assembly includes a metal seal disk 12 and a pair of rubber seal disks 15, and the pair of rubber seal disks 15 are respectively located on both sides of the metal seal disk 12.
Wherein, the direct fixed connection of metal seal dish 12 is on connecting rod 11, and metal seal dish 12 and connecting rod 11 can be integrated structure, and in order to realize the regulation to rubber seal dish 15, the first spacing dish 13 of fixedly connected with and the spacing dish 14 of second on the connecting rod 11, one of them rubber seal dish 15 is located between metal seal dish 12 and the first spacing dish 13, and another rubber seal dish 15 is located between metal seal dish 12 and the spacing dish 14 of second.
In order to realize good sealing performance between the piston assembly and the inner wall of the piston groove body 701, the rubber sealing disc 15 is in interference fit with the inner wall of the piston groove body 701, the surface of the rubber sealing disc 15 is coated with a second polytetrafluoroethylene coating, the service life of the rubber sealing disc 15 can be ensured, and the rubber sealing disc is not easy to corrode.
Referring to fig. 3 to 6, in order to achieve stability of the connecting rod 11 during up-and-down movement, the oil tank cap main body 5 is connected with a sealing cap 8, the sealing cap 8 is located at the upper end of the piston groove body 701, and the sealing cap 8 is provided with a limiting hole matched with the connecting rod 11.
Fixedly connected with and connecting rod 11 assorted sealing washer 9 on the inner wall in spacing hole, the surface of sealing washer 9 scribbles first polytetrafluoroethylene coating, and sealing washer 9 and connecting rod 11 direct contact, the life of sealing washer 9 can be guaranteed to first polytetrafluoroethylene coating, is difficult for being corroded.
Specifically, buffer cylinder 7, metal seal dish 12, connecting rod 11 and instruction piece 10 are the conductive metal material, and the shape of instructing piece 10 is the mellow treatment, is difficult because of discharging and produces the spark, and in addition, buffer cylinder 7, metal seal dish 12, connecting rod 11 and instruction piece 10 can form the route, when the hand touches on instructing piece 10, the accessible human body discharges to can eliminate because of the influence that static caused the oil tank, be convenient for promote the security.
During the use, as shown in fig. 1, under normal conditions, the atmospheric pressure in the plastic oil tank main body 1 is balanced with the atmospheric pressure outside, indicate block 10, connecting rod 11 and piston assembly descend under the effect of gravity, indicate block 10 and tank cap main body 5 to contact, when the petrol in the plastic oil tank main body 1 is because of jolting or high temperature volatilization, lead to the atmospheric pressure in the plastic oil tank main body 1 to be higher, the air or the petrol steam in the plastic oil tank main body 1 can get into piston groove 701 through-hole 702, force piston assembly upward movement, simultaneously because piston assembly has the sealing effect, the petrol steam can not directly evaporate to the air.
Piston assembly upward movement can drive connecting rod 11 upward movement to indirectly drive and instruct piece 10 upward movement, piston assembly can increase the space in the plastic fuel tank main part 1, can not make the pressure in the plastic fuel tank main part 1 continuously increase to higher, pressure when in the plastic fuel tank main part 1 is great has certain pressure release effect, instruct piece 10 upward movement simultaneously, can produce the clearance between instruction piece 10 and the fuel tank cap main part 5, can judge directly perceivedly that the pressure in the plastic fuel tank main part 1 is increasing, so that in time take measures, avoid the emergence of security incident.
According to the technical scheme, the invention has the following beneficial effects:
the pressure condition in the oil tank can be conveniently and visually indicated through the indicating block, potential safety hazards can be conveniently found and eliminated in time, the structure is simple, the cost is controllable, the pressure indicating device is particularly suitable for being installed on a motor tricycle, and the rising of the air pressure in the oil tank caused by conditions of high temperature, bumping and the like can be visually indicated, so that measures can be taken in time;
compared with an iron oil tank, the plastic oil tank is produced and processed by adopting an integrated forming process, has high plasticity and better impact resistance, and can not generate impurities due to corrosion because of the corrosion resistance of the plastic, thereby ensuring the cleanness of an oil supply pipeline.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a high security plastics oil tank for motor tricycle, includes plastic oil tank main part, the upper end of plastic oil tank main part is provided with the oil tank port, install the detachable fuel tank cap on the oil tank port, the fuel tank cap includes the fuel tank cap main part, be provided with in the fuel tank cap main part with fuel tank port assorted fixed part, a serial communication port, fixedly connected with buffer cylinder in the fuel tank cap main part, be provided with the piston cell body in the buffer cylinder, a plurality of through-holes have been seted up to buffer cylinder's lower extreme, sliding connection has piston assembly in the piston cell body, the upside of fuel tank cap main part is provided with the instruction piece, fixedly connected with connecting rod between piston assembly and the instruction piece.
2. A high safety plastic fuel tank for motorcycles as claimed in claim 1, wherein said piston assembly comprises a metal sealing plate and a plurality of rubber sealing plates.
3. A high safety plastic fuel tank for motorcycles as claimed in claim 1, wherein said piston assembly comprises a metal sealing plate and a pair of rubber sealing plates, one pair of said rubber sealing plates being respectively disposed on both sides of the metal sealing plate.
4. A plastic fuel tank with high safety for motorcycles as claimed in claim 2 or 3, wherein said buffer tube, said metal seal plate, said connecting rod and said indicating block are made of conductive metal.
5. The plastic oil tank for the motorcycle tricycle of claim 3, wherein a first limiting plate and a second limiting plate are fixedly connected to the connecting rod, one of the rubber sealing discs is located between the metal sealing disc and the first limiting plate, and the other rubber sealing disc is located between the metal sealing disc and the second limiting plate.
6. The high-safety plastic oil tank for the motorcycle tricycle as claimed in claim 1, wherein a sealing cover is connected to the oil tank cover main body, the sealing cover is located at the upper end of the piston groove body, and a limiting hole matched with the connecting rod is formed in the sealing cover.
7. The plastic fuel tank for the motorcycle tricycle of claim 6, wherein a sealing ring matched with the connecting rod is fixedly connected to the inner wall of the limiting hole, and a first polytetrafluoroethylene coating is coated on the surface of the sealing ring.
8. The high-safety plastic oil tank for the motorcycle tricycle as claimed in claim 1, wherein the rubber sealing disc is in interference fit with the inner wall of the piston groove body, and a second polytetrafluoroethylene coating is coated on the surface of the rubber sealing disc.
9. A plastic fuel tank with high safety for motorcycles as claimed in claim 1, wherein a pair of side walls of said plastic fuel tank main body are provided with a raised rib.
10. A plastic fuel tank for a motorcycle tricycle in accordance with claim 1, wherein a pair of lower protrusions are provided at a lower end of the plastic fuel tank main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110294110.3A CN113086064B (en) | 2021-03-19 | 2021-03-19 | High-safety plastic fuel tank for motor tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110294110.3A CN113086064B (en) | 2021-03-19 | 2021-03-19 | High-safety plastic fuel tank for motor tricycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113086064A true CN113086064A (en) | 2021-07-09 |
| CN113086064B CN113086064B (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110294110.3A Active CN113086064B (en) | 2021-03-19 | 2021-03-19 | High-safety plastic fuel tank for motor tricycle |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4700866A (en) * | 1986-11-14 | 1987-10-20 | Bijur Lubricating Corp. | Pressure locking filler cap |
| CN201923454U (en) * | 2010-12-31 | 2011-08-10 | 苏州百胜动力机器有限公司 | Pressure adjustable fuel tank cap |
| CN205112993U (en) * | 2015-10-27 | 2016-03-30 | 东风汽车公司 | Resistant high compression moulding material oil tank structure |
| CN206953996U (en) * | 2017-05-02 | 2018-02-02 | 陕西华臻汽车零部件有限公司 | A kind of rotational moulding fuel tank |
-
2021
- 2021-03-19 CN CN202110294110.3A patent/CN113086064B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4700866A (en) * | 1986-11-14 | 1987-10-20 | Bijur Lubricating Corp. | Pressure locking filler cap |
| CN201923454U (en) * | 2010-12-31 | 2011-08-10 | 苏州百胜动力机器有限公司 | Pressure adjustable fuel tank cap |
| CN205112993U (en) * | 2015-10-27 | 2016-03-30 | 东风汽车公司 | Resistant high compression moulding material oil tank structure |
| CN206953996U (en) * | 2017-05-02 | 2018-02-02 | 陕西华臻汽车零部件有限公司 | A kind of rotational moulding fuel tank |
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| Publication number | Publication date |
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| CN113086064B (en) | 2023-06-23 |
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