CN202272120U - Blow molding oil tank assembly and motorcycle - Google Patents
Blow molding oil tank assembly and motorcycle Download PDFInfo
- Publication number
- CN202272120U CN202272120U CN2011202348016U CN201120234801U CN202272120U CN 202272120 U CN202272120 U CN 202272120U CN 2011202348016 U CN2011202348016 U CN 2011202348016U CN 201120234801 U CN201120234801 U CN 201120234801U CN 202272120 U CN202272120 U CN 202272120U
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- Prior art keywords
- fuel tank
- fuel
- blowing
- short tube
- tank assembly
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Abstract
The utility model relates to a blow molding oil tank assembly and a motorcycle. A fuel oil evaporation pipeline is located in an oil tank and is detachably connected with the oil tank through a connecting assembly. The fuel oil evaporation pipeline of the blow molding oil tank assembly provided by the utility model is detachably arranged in the oil tank; the fuel oil evaporation pipeline is detachably mounted, so that the assembly and disassembly are convenient; the existing processing technology of the blow molding oil tank need not be changed, i.e., the processing cost is not needed to be increased; the purpose of ensuring the appearance of the whole motorcycle is achieved; and meanwhile, the whole structure of the oil tank is compact; the blow molding oil tank assembly is favorable for protecting the fuel oil evaporation pipeline, prolonging the service life and lowering the use and maintenance cost; and when the blow molding oil tank assembly is applied to the motorcycle, the beautiful appearance of the whole motorcycle is maintained and the fault of the oil-way system of the motorcycle is avoided.
Description
Technical field
The utility model relates to a kind of engine accessory parts that are used for, particularly a kind of blowing fuel tank assembly and motor bike thereof.
Background technology
Spark ignition engine is the first-selected energy of light-duty power plant, obtains comparatively general use at motor bike.Gasoline is a kind of highly volatile liquid, and fuel tank often is full of steam at normal temperatures, and the normal circumstances lower fuel tank is a sealing state, prevents the oil vapour contaminated environment or causes safety misadventure unnecessary; And because the existence of oil steam in oil tank malleation; Can also suppress the further evaporation of gasoline; It is not permanent seal in other words that but fuel tank must not seal; And in order to prevent that fuel-steam from evaporating in the atmosphere, adopt fuel evaporation control system, fuel-steam is introduced burning and prevented to evaporate in the atmosphere.
The prior fuel oil vapo(u)rization system is used various form according to the different mining of Oiltank structure.For the blowing fuel tank; Owing to do not have the welding performance of metal fuel tank, thereby generally adopt from the top of fuel tank and directly derive the structure that is connected to the adsorption/desorption system by the fuel tank outside, not only influence the car load outward appearance; Also cause unnecessary destruction easily, the waste use cost; And, can't realize the fuel oil evaporation pipeline is placed the structure of fuel tank internal to existing fuel tank blow molding process.
Therefore, need improve, not change existing fuel tank blow molding process the EVAP Evaporative System structure of blowing fuel tank assembly; The fuel oil evaporation pipeline is placed fuel tank internal; Not only can guarantee the car load outward appearance, also make the fuel tank compact overall structure, be beneficial to protection fuel oil evaporation pipeline; In service life extended period, reduce the operation and maintenance cost.
The utility model content
In view of this, the purpose of the utility model provides a kind of blowing fuel tank assembly and motor bike thereof, does not change existing fuel tank blow molding process; The fuel oil evaporation pipeline is placed fuel tank internal; Not only can guarantee the car load outward appearance, also make the fuel tank compact overall structure, be beneficial to protection fuel oil evaporation pipeline; In service life extended period, reduce the operation and maintenance cost; Be used for motor bike, can keep the motor bike single-piece attractive in appearance, and be beneficial to the oil piping system fault of avoiding motor bike.
The blowing fuel tank assembly of the utility model comprises fuel tank and fuel oil evaporation pipeline, and said fuel oil evaporation pipeline is positioned at fuel tank and through the detachable fuel tank that is connected in of coupling assembling.
Further, said coupling assembling comprises upper junction plate and lower connecting plate, and said upper junction plate is detachable to be sealedly attached to the upper opening that fuel tank is provided with, and said fuel oil evaporation pipeline steam inlet passes upper junction plate to back seal;
Said fuel tank bottom has lower openings, the detachable lower openings that is sealedly attached to of said lower connecting plate, and said vapourizer tube road direction lower seal passes lower connecting plate; To go up the detachable upper and lower opening that is sealedly attached to of lower connecting plate after earlier fuel oil evaporation pipeline and last lower connecting plate being tightly connected during installation; Through being connected in upper opening and lower openings; Be convenient to the fuel oil evaporation pipeline and connect fuel tank vapor phase space and charcoal canister assembly, be beneficial to the layout of parts;
Further, said upper opening fuel tank lock body is relative, avoids the repetition opening; Said fuel tank lock body is provided with the fuel-steam passage that is communicated in fuel tank internal vapor phase space, and the sealing of fuel oil evaporation pipeline steam inlet is communicated in the fuel-steam passage, and liquid towards oil restriction effect is better;
Further, said fuel oil evaporation pipeline comprises last short tube, intermediate duct and the following short tube that sealing successively is communicated with, and said upward short tube passes upper junction plate and is welded to connect with it, and following short tube passes lower connecting plate and is welded to connect with it, and intermediate duct is sufficiently long flexible pipe; Adopt short tube to be welded in the structure of upper and lower connecting panel, and combine intermediate hose, can earlier two short tubes be welded in upper and lower connecting panel; Behind the connection hose upper and lower connecting panel is connected in fuel tank; Assembling process is simple and convenient, does not change Oiltank structure, further simplifies installation process.
Further, the said short tube of going up is communicated in the column passage on the fuel tank lock body through the rubber sealing boot sealing, and the column channel side wall has the steam aperture; Said rubber seal set upper side is communicated with the column channel seal, and circle is the exit skirt overcoat and is connected in the upper end of short tube mouth in the lower end; The fuel-steam channel connection that said steam aperture is provided with through the fuel tank lock body is in fuel tank vapor phase space; Utilize the elasticity that rubber sealing boot itself has after the installation and the preload pressure that produces is installed, realize sealing up and down, simple and ingenious structure, sealing is reliable; The fuel-steam passage has throttling action preferably simultaneously, avoids fluid to get into the fuel-steam pipeline, and is simple and compact for structure, is convenient to processing, avoids changing blowing fuel tank existing design and processing technology.
Further, the detachable upper junction plate that is connected in of said fuel tank lock body; Make upper junction plate and tank cap lock body form integral structure, simplify the installation of lock body itself, thereby simplify topside, be convenient to Assembly &Disassembly.
Further, said fuel tank lock body is through being welded in the detachable upper junction plate that is connected in of liner plate of one with upper junction plate; Liner plate can increase the intensity of upper junction plate, thereby increases the Joint strenght of fuel tank lock body, and simultaneously, the form that makes the fuel tank lock body be connected in upper junction plate has certain comformability, simplifies installation process.
Further, between said upper junction plate and the fuel tank upper opening edge overlapping be connected and upper junction plate and fuel tank upper opening edge between be provided with the back seal circle; Between said lower connecting plate and the fuel tank lower openings edge overlapping be connected and lower connecting plate and fuel tank lower openings edge between be provided with lower seal; Upper and lower connecting panel is provided with seal ring respectively, has the better seal effect.
Further, the said upper port cylindrical of going up short tube forms the conical surface that cooperates with the rubber sealing boot exit skirt, increases sealing contact surface, guarantees sealing effectiveness, simultaneously, is beneficial to protection rubber sealing boot exit skirt and is not hurt;
The invention also discloses a kind of motor bike of using described blowing fuel tank assembly, said blowing fuel tank assembly is installed on motor bike.
The beneficial effect of the utility model is: the blowing fuel tank assembly and the motor bike thereof of the utility model, and the fuel oil evaporation pipeline of blowing fuel tank assembly is arranged at fuel tank internal with the detouchable form, because the fuel oil evaporation pipeline is detachable installation; Easy installation and removal need not change the processing technology of existing blowing fuel tank, just need not increase tooling cost; Can realize guaranteeing the purpose of car load outward appearance; Simultaneously, also make the fuel tank compact overall structure, be beneficial to protection fuel oil evaporation pipeline; In service life extended period, reduce the operation and maintenance cost; Be used for motor bike, can keep the motor bike single-piece attractive in appearance, and be beneficial to the oil piping system fault of avoiding motor bike.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Fig. 1 is the structural representation of the utility model;
Fig. 2 is Figure 1A place enlarged drawing;
Fig. 3 is Figure 1B place enlarged drawing.
The specific embodiment
Fig. 1 is the structural representation of the utility model; Fig. 2 is Figure 1A place enlarged drawing; Fig. 3 is Figure 1B place enlarged drawing; As shown in the figure: the blowing fuel tank assembly of present embodiment, comprise the fuel oil evaporation pipeline, said fuel oil evaporation pipeline is positioned at fuel tank and through the detachable fuel tank 1 that is connected in of coupling assembling; Said coupling assembling comprises upper junction plate 7 and lower connecting plate 15; Said upper junction plate 7 is detachable to be sealedly attached to the upper opening 1a relative with the fuel tank lock body, and said fuel tank lock body 3 is provided with the fuel-steam passage 3c that is communicated in fuel tank 1 steam inside phase space, and said fuel oil evaporation pipeline steam inlet passes upper junction plate 7 and sealing is communicated in fuel-steam passage 3c to back seal;
Said fuel tank 1 bottom has lower openings 1b, the said lower connecting plate 15 detachable lower openings 1b that are sealedly attached to, and said vapourizer tube road direction lower seal passes lower connecting plate 15;
To go up the detachable upper and lower opening that is sealedly attached to of lower connecting plate after earlier fuel oil evaporation pipeline and last lower connecting plate being tightly connected during installation; Through being connected in upper opening and lower openings; Be convenient to the fuel oil evaporation pipeline and connect fuel tank vapor phase space and charcoal canister assembly, be beneficial to the layout of parts.
In the present embodiment, said fuel oil evaporation pipeline comprises successively last short tube 9, intermediate duct 11 and the following short tube 13 that sealing is communicated with, said on short tube 9 pass upper junction plate 7 and be welded to connect with it; Following short tube 13 passes lower connecting plate 15 and is welded to connect with it; Intermediate duct 11 is sufficiently long flexible pipe, and flexible pipe adopts oil proof rubber to process, and long enough is meant the distance of being longer than between fuel tank upper opening 1a and the lower openings 1b; Be convenient to first connecting leg road, after connect, lower connecting plate; Adopt short tube to be welded in the structure of upper and lower connecting panel, and combine intermediate hose, can earlier two short tubes be welded in upper and lower connecting panel; Behind the connection hose upper and lower connecting panel is connected in fuel tank; As shown in the figure, the pipe clamp that flexible pipe is provided with respectively through two ends (being pipe clamp 10 and pipe clamp 12 among the figure) is connected in short tube 9 and following short tube 13, and assembling process is simple and convenient; Do not change fuel tank 1 structure, further simplify installation process.
In the present embodiment, the said short tube 9 of going up is communicated in the column passage 3a on the fuel tank lock body 3 through rubber sealing boot 4 sealings, and column passage 3a sidewall has steam aperture 3b; Said rubber sealing boot 4 upper ends are communicated with column passage 3a sealing, and circle is the exit skirt overcoat and is connected in short tube 9 port in the lower end; The fuel-steam passage 3c that said steam aperture 3b is provided with through fuel tank lock body 3 is communicated in fuel tank 1 vapor phase space; After fuel tank lock body 3 is installed, rubber sealing boot 4 is pressed in short tube 9 upper ends, forms the extruding of less predetermincd tension through column passage 3a sidewall; Utilize the elasticity that rubber sealing boot 4 itself has after the installation and the preload pressure that produces is installed; Realize sealing up and down, simple and ingenious structure, sealing is reliable; The passage that dotted line is represented among the figure is fuel-steam passage 3c, has throttling action preferably, avoids fluid to get into the fuel-steam pipeline, and is simple and compact for structure, is convenient to processing, avoids changing blowing fuel tank existing design and processing technology.
In the present embodiment, the said fuel tank lock body 3 detachable upper junction plates 7 that are connected in can adopt bolted mode; Make upper junction plate 7 and fuel tank lock body 3 form integral structure, simplify the installation of lock body itself, thereby simplify topside, be convenient to Assembly &Disassembly.
In the present embodiment, said fuel tank lock body 3 is through being welded in the liner plate 6 detachable upper junction plates 7 that are connected in of one with upper junction plate 7, and is as shown in the figure, liner plate 6 bow-shaped structurals protruding upward, and fuel tank lock body 3 is connected on the bow-shaped structural of liner plate through bolt 5; Liner plate 6 can increase the intensity of upper junction plate 7, thereby increases the Joint strenght of fuel tank lock body 3, and simultaneously, the form that makes fuel tank lock body 3 be connected in upper junction plate has certain comformability, simplifies installation process.
In the present embodiment; Between said upper junction plate 7 and the fuel tank 1 upper opening 1a edge overlapping be connected and upper junction plate 7 and fuel tank 1 upper opening edge between be provided with back seal circle 8; As shown in the figure, upper junction plate 7 is connected through bolt 2 with fuel tank 1 upper opening 1a edge and back seal circle 8 is compressed; Between said lower connecting plate 15 and the fuel tank 1 lower openings 1b edge overlapping be connected and lower connecting plate 15 and fuel tank 1 lower openings 1b edge between be provided with lower seal 14; As shown in the figure, lower connecting plate 15 is connected through bolt 16 with fuel tank 1 lower openings 1b edge and lower seal 14 is compressed; Upper and lower connecting panel is provided with seal ring respectively, has the better seal effect.
In the present embodiment, the said upper port cylindrical of going up short tube 9 forms the conical surface that cooperates with rubber sealing boot 4 exit skirts, increases sealing contact surface, guarantees sealing effectiveness, simultaneously, is beneficial to protection rubber sealing boot 4 exit skirts and is not hurt.
The motor bike of the application blowing fuel tank assembly of present embodiment, said blowing fuel tank assembly is installed on motor bike, can keep the motor bike single-piece attractive in appearance, and is beneficial to the oil piping system fault of avoiding motor bike.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment to the technical scheme of the utility model or/and be equal to replacement; And not breaking away from the aim and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (10)
1. a blowing fuel tank assembly comprises fuel tank and fuel oil evaporation pipeline, it is characterized in that: said fuel oil evaporation pipeline is positioned at fuel tank and through the detachable fuel tank that is connected in of coupling assembling.
2. blowing fuel tank assembly according to claim 1; It is characterized in that: said coupling assembling comprises upper junction plate and lower connecting plate; Said upper junction plate is detachable to be sealedly attached to the upper opening that fuel tank is provided with, and said fuel oil evaporation pipeline steam inlet passes upper junction plate to back seal;
Said fuel tank bottom has lower openings, the detachable lower openings that is sealedly attached to of said lower connecting plate, and said vapourizer tube road direction lower seal passes lower connecting plate.
3. blowing fuel tank assembly according to claim 2; It is characterized in that: said upper opening fuel tank lock body is relative; Said fuel tank lock body is provided with the fuel-steam passage that is communicated in fuel tank internal vapor phase space, and the sealing of fuel oil evaporation pipeline steam inlet is communicated in the fuel-steam passage.
4. blowing fuel tank assembly according to claim 3; It is characterized in that: said fuel oil evaporation pipeline comprises last short tube, intermediate duct and the following short tube that sealing successively is communicated with; Said upward short tube passes upper junction plate and is welded to connect with it; Following short tube passes lower connecting plate and is welded to connect with it, and intermediate duct is for can be connected in the flexible pipe between short tube and the following short tube.
5. blowing fuel tank assembly according to claim 4 is characterized in that: the said short tube of going up is communicated in the column passage on the fuel tank lock body through the rubber sealing boot sealing, and the column channel side wall has the steam aperture; Said rubber seal set upper side is communicated with the column channel seal, and circle is the exit skirt overcoat and is connected in the upper end of short tube mouth in the lower end; The fuel-steam channel connection that said steam aperture is provided with through the fuel tank lock body is in fuel tank vapor phase space.
6. blowing fuel tank assembly according to claim 5 is characterized in that: the detachable upper junction plate that is connected in of said fuel tank lock body.
7. blowing fuel tank assembly according to claim 6 is characterized in that: said fuel tank lock body is through being welded in the detachable upper junction plate that is connected in of liner plate of one with upper junction plate.
8. blowing fuel tank assembly according to claim 7 is characterized in that: between said upper junction plate and the fuel tank upper opening edge overlapping be connected and upper junction plate and fuel tank upper opening edge between be provided with the back seal circle; Between said lower connecting plate and the fuel tank lower openings edge overlapping be connected and lower connecting plate and fuel tank lower openings edge between be provided with lower seal.
9. blowing fuel tank assembly according to claim 8 is characterized in that: the said upper port cylindrical of going up short tube forms the conical surface that cooperates with the rubber sealing boot exit skirt.
10. an application rights requires the motor bike of the described blowing fuel tank assembly of 1 to 9 arbitrary claim, and it is characterized in that: said blowing fuel tank assembly is installed on motor bike.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202348016U CN202272120U (en) | 2011-07-05 | 2011-07-05 | Blow molding oil tank assembly and motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202348016U CN202272120U (en) | 2011-07-05 | 2011-07-05 | Blow molding oil tank assembly and motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202272120U true CN202272120U (en) | 2012-06-13 |
Family
ID=46192493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202348016U Expired - Fee Related CN202272120U (en) | 2011-07-05 | 2011-07-05 | Blow molding oil tank assembly and motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202272120U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102337988A (en) * | 2011-07-05 | 2012-02-01 | 重庆隆鑫机车有限公司 | Fuel evaporation system of blow moulding fuel tank and motorcycle using same |
| CN109878613A (en) * | 2019-04-09 | 2019-06-14 | 南京金城机械有限公司 | The mounting structure of the automobile-used blow molding reservoir port of motor |
| WO2020110314A1 (en) * | 2018-11-30 | 2020-06-04 | 本田技研工業株式会社 | Fuel shutoff valve unit attachment structure |
-
2011
- 2011-07-05 CN CN2011202348016U patent/CN202272120U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102337988A (en) * | 2011-07-05 | 2012-02-01 | 重庆隆鑫机车有限公司 | Fuel evaporation system of blow moulding fuel tank and motorcycle using same |
| CN102337988B (en) * | 2011-07-05 | 2013-09-04 | 重庆隆鑫机车有限公司 | Fuel evaporation system of blow moulding fuel tank and motorcycle using same |
| WO2020110314A1 (en) * | 2018-11-30 | 2020-06-04 | 本田技研工業株式会社 | Fuel shutoff valve unit attachment structure |
| US11511622B2 (en) | 2018-11-30 | 2022-11-29 | Honda Motor Co., Ltd. | Mounting structure for fuel shutoff valve unit |
| CN109878613A (en) * | 2019-04-09 | 2019-06-14 | 南京金城机械有限公司 | The mounting structure of the automobile-used blow molding reservoir port of motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20140705 |
|
| EXPY | Termination of patent right or utility model |