CN1605747B - Fuel pump mounting structure - Google Patents
Fuel pump mounting structure Download PDFInfo
- Publication number
- CN1605747B CN1605747B CN2004100959522A CN200410095952A CN1605747B CN 1605747 B CN1605747 B CN 1605747B CN 2004100959522 A CN2004100959522 A CN 2004100959522A CN 200410095952 A CN200410095952 A CN 200410095952A CN 1605747 B CN1605747 B CN 1605747B
- Authority
- CN
- China
- Prior art keywords
- fuel
- fuel pump
- fuel tank
- sealed member
- shell
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B37/18—Control of the pumps by bypassing exhaust from the inlet to the outlet of turbine or to the atmosphere
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invetntion provides a fuel pump case capable of securing prescribed seal action, and facilitating interference control. In this fuel pump case 80, a flange part 104 is pressed through a seal member 99 toward a fuel tank, so that seal action is performed. An edge 105 of the flange part to compose the fuel pump case 80 is bent toward the fuel tank 42 to be a bent part 106. Height H of the bent part 106 is set to coincide with thickness of the seal member in such a way that the seal member 99 performs the prescribed seal action.
Description
Technical field
The present invention relates to be built in fuel tank inside and be attached to the fuel pump mounting structural that uses when the fuel pump housing also is installed in fuel tank regulation place to the fuel pump housing.
Background technique
In the past be attached to petrolift, and the fuel pump casing that uses when petrolift is installed on the assigned position of fuel tank is well-known (for example, with reference to patent documentation 1).
Patent documentation 1: the spy opens 2002-285931 communique (Figure 10).
Patent documentation 1 is described below with reference to the accompanying drawings.
Figure 10 is the figure of explanation prior art basic structure, be illustrated in petrolift 201 and power supply supply connector 202 are installed on the pump case 200, supply with the connector 204 of the opposite side of the front end that inserts the power supply supply cable 203 that is installed in petrolift 201 in connector 202 at this power supply, set gradually sealed member 206 and pump case 200 in fuel tank diapire 205 outsides, with fixed component 207 and diapire 205 clamping sealed members 206 and pump case 200, tighten tightening nut 209 and installation and petrolift 201 incorporate pump cases 200.
The mounting structure of pump case 200 is from downside fixed component 207 to be installed on the fuel tank diapire 205, clamps sealed member 206 and pump case 200, is born the structure of the weight of pump case 200 by fixed component 207.
Thickness when sealed member is fastening depends on the size of fixed component 207 and pump case 200 these two parts.Therefore, when fit sealing parts 206, must consider these two part dimensions usually.
Summary of the invention
The object of the present invention is to provide and to guarantee the also easy fastening fuel pump casing of the seal action of stipulating.
First aspect present invention provides a kind of fuel pump mounting structural, it has shell, this shell is attached to the fuel pump housing and uses when the fuel pump housing is installed to the fuel tank assigned position, the lip portions of this shell is pushed to the fuel tank side by sealed member by being situated between, bring into play seal action, it is characterized in that, make described lip portions edge or its part as curved part to fuel tank lateral bending song, the consistency of thickness of the seal action of the height of this curved part and described sealed member performance regulation and installation petrolift, described fuel tank has stepped part (201) on the fuel tank that the described fuel pump housing is installed, this stepped part along mounting hole and below have step, make described sealed member and described crooked position in this stepped part, the described fuel pump housing is installed.
Crooked push and bring into play the lip portions of the fuel pump casing of seal action to the fuel tank side, the height that makes crooked bead curved part and sealed member can be brought into play the sealed member consistency of thickness of the seal action of stipulating.
Because the height of bead curved part and the consistency of thickness of sealed member, so only just can bring into play the seal action of regulation easily by the height of adjusting the bead curved part.
In the first aspect present invention,, and make the crooked bead curved part height and the consistency of thickness of sealed member, so have the seal action that only just can guarantee to bring into play regulation easily by the height of adjusting the bead curved part because of the lip portions of crooked fuel pump casing.
Description of drawings
Fig. 1 is the profile with two-wheeled vehicle of fuel pump casing of the present invention;
Fig. 2 is the amplification profile of the part in the circle 2 among Fig. 1, is the fuel tank sectional drawing that fuel pump casing of the present invention is installed;
Fig. 3 be among Fig. 2 arrow 3 to view;
Fig. 4 justifies enlarged view local in 4 among Fig. 2;
Fig. 5 is the fastening design sketch of fuel pump casing of the present invention;
Fig. 6 is the fuel pump casing design sketch that disposes petrolift of the present invention;
Fig. 7 is another embodiment's view of Fig. 3;
Fig. 8 is another embodiment's view of Fig. 4;
Fig. 9 be another embodiment of the present invention auxiliary bracket to view;
Figure 10 is the figure of explanation prior art basic structure.
Embodiment
Fig. 1 is the left hand view of two-wheeled vehicle of the present invention, and described accompanying drawing is the view of being seen along the symbol direction.
Two-wheeled vehicle 10 main structures comprise vehicle frame 11, be installed in the front fork 12 on the preceding pipe 11a of vehicle frame 11, be installed in the front-wheel 13 on the front fork 12, the handlebar 14 that is connected with front fork 12, can be installed in unit oscillating (the ュ ニ ッ ト ス ィ Application グ ェ Application ジ Application) motor 15 at vehicle frame 11 rear portions with swinging up and down, be installed in the trailing wheel 16 on the unit oscillating motor 15, the posterior bumper assembly 17 of moving 15 rearward end of suspension unit oscillating engine, be installed in the containing box 18 of top, vehicle frame 11 rear portions, be configured in the seat 19 that can open and close installation on the containing box 18.
[0025] In the vehicle frame 11, connect punching press system side arm 11F and the punching press system after-frame 11R of integrally formed preceding pipe 11a by joint 11C.
Two-wheeled vehicle 10 covers vehicle frame 11 by vehicle body cover 30.Vehicle body cover 30 comprises the front shroud 31 that covers preceding pipe 11a front portion, pipe 11a and the rear portion that covers front shroud 31 covered the leg wind shield 32 in driver foot the place ahead simultaneously before clamping, the foot treadle (low desk-top foot treadle) 33 of carrying driver foot, the pairing left and right base plate side cover 34 that extends downwards from foot treadle 33 outer rims, cover 34 times intermarginal end covers 35 of this base plate side cover, cover the seat lower cover 36 of seat front portion 19 next week, cover the back cover 37 and the pairing left and right side cover 38 of 19 times rear portions of seat and trailing wheel 16 tops.
This motor bike 10 has following structure, main switch (ignition key tube) 41 is arranged on the part of leg wind shield 32, with fuel tank 42 and in the petrolifts 43 that are contained in the fuel tank 42 be arranged on foot treadle 33 times, not shown support is arranged on the upper end portion at vehicle frame 11 rear portions, simultaneously, radiator buffer tank 44, storage battery 45 and control gear 46 are arranged on this support.
Among the figure, 51 expression handles, the left brake lever of 52 expressions, 53 expression instrument panels, 54 expression reflecting mirrors, a pair of front directional that is provided with about 55 expressions, 56F represents the front side handle cover, 56R represents the rear side handle cover, 57 expression Headlampss, and 58 expressions are arranged on the loudspeaker in the front shroud 31, the front mudguard that 59 expressions are rotated with front fork 12,61 expression pairing left and right engine lifting hooks, 62 expression engine start treadles, 63 expressions are arranged on the air-strainer in car body left side, 64 expression Carburetors, 65 expressions are arranged on the engine cooling radiator of the bent axle 21a right-hand member of motor 21,66 expression motor outlet pipes, and 67 expressions are arranged on the exhaust baffler on car body right side, 71 expression master brackets, 72 expression rear mudguards, 73 expression taillights, 74 expression rear directionals, 75 expression bearings, He represents the helmet.
Fig. 2 justifies amplification view local in 2 among Fig. 1, the fuel tank sectional drawing of fuel pump casing of the present invention is being equipped in expression.
Supply of fuel road 85 is arranged on fuel outlet 83 places, with fuel pipe 87 towards starting pusher side to be installed in the outlet on supply of fuel road 85.
In addition, the fuel discharge outlet 89 that will be communicated with safety valve 88 is arranged in the fuel passage 82.
The 91st, from the suction port of fuel tank 42 suction fuel, the 92nd, restriction filter (サ Application Network シ ヨ Application Off イ Le タ), the 93rd, the fuel shortage detection unit, the 94th, fuel shortage detects uses float.
Below, illustrate that the installation of fuel pump casing 80 concerns.
At first, for fuel pump casing 80 is fixed on the fuel tank 42, being situated between is installed in bolt 98 on the shell carriage 96 by auxiliary bracket 97.
And, on shell carriage 96, embed fuel pump casing 80 and the sealed member 99 that the fuel pump housing 43, safety valve 88 are installed, place fixed component 101 above the fuel pump casing 80 at this, use tightening nut 102 fixed fuel pump cases 80 at last.
Fig. 3 be among Fig. 2 arrow 3 to view, on the expression fuel pump casing 80 intercalating dye casees 42 (with reference to Fig. 2), on this fuel pump casing 80, place fixed component 101, use tightening nut 102 fixed fuel pump cases 80 at last.
The 103rd, supply with connector to the power supply of petrolift 43 power supplies.
Fig. 4 justifies enlarged view local in 4 among Fig. 2, describe the fastening structure of fuel pump casing 80 in detail.
The lip portions edge 105 that constitutes fuel pump casing 80 is to the bent one-tenth of fuel tank 42 lateral bendings curved part 106, and the height H of this curved part 106 and sealed member 99 are brought into play the sealed member consistency of thickness of the seal action of regulation.
As previously mentioned, shell carriage 96 is set, on shell carriage 96, inserts auxiliary bracket 97 construction bolt 98 again in mode at fuel tank 42 upside intercalating dye pump cases 80.
Wherein, after the inserting bolt 98, foot's 116 methods of predetermined fixed auxiliary bracket 97 on shell carriage 96 for example can adopt welding manners such as spot welding, arc-welding to carry out in the one 115 of the hole of auxiliary bracket 97.
Return Fig. 3 and describe, for fixed fuel pump case 80 is provided with four bolts 98, for the seal action that obtains to stipulate, the screw number is not limited to four, can be provided with individual arbitrarily.The size of bolt 98 also can be set arbitrarily.
Fig. 5 is fuel pump casing fixed effect figure of the present invention, on shell carriage 96, place fuel pump casing 80 and fixed component 101, this fuel pump casing 80 and the fuel tank 42 integrated sealed members 99 that on lip portions 104, embed, tightening nut 102 is installed on the bolt 98, the position relation that expression fixed fuel pump case 80 lip portions 104, sealed member 99 and shell carriage upper surface 107 threes midway are mutual.
At fixed fuel pump case 80 midway, at first lower surface 108 contacts of sealed member 99 are when the upper surface 107 of shell carriage 96 is tightened tightening nut 102, keep in touch lower surface 108 states of sealed member, the edge 105 of the curved part 106 of lip portions is near the upper surface 107 of carriage.
Return Fig. 4 and describe, when further tightening tightening nut 102 again, the lower surface 108 of maintenance sealed member 99 contacts upper surface 107 states of shell carriages 96 and compresses, and final, the edge 105 of the curved part 106 of lip portions touches frame upper surface 107 and finishes fastening.
Crooked push and bring into play fuel pump casing 80 lip portions 104 of seal action to fuel tank 42 sides, the height H that makes crooked bead curved part 106 is consistent with the sealed member thickness H that sealed member 99 can be brought into play the seal action of stipulating.
Because of the height H of bead curved part 106 is consistent with sealed member thickness H, so only just be easy to bring into play the seal action of regulation by the height of adjusting bead curved part 106.
Fig. 6 is the fuel pump casing design sketch that petrolift of the present invention is installed, restrain John's filter 92 from suction port 91 by the sage and press the fuel passage 82 of inflow shown in the arrow d from petrolift exhaust port 81 by the fuel that flows into petrolift 43 shown in the arrow c, from exhaust port 81 under guide surface 84 effects that fuel outlet 83 tilts, fuel can more successfully flow into fuel outlet 83.And, the fuel pressure in the fuel passage 82 rise to authorized pressure when above fuel press direction shown in the arrow e by safety valve 88 and flow.
The fuel of discharging from petrolift exhaust port 81 is slowly changed direction by guide surface 84 guiding of fuel passage 82 medium dips configuration, flows into fuel feed pipe 85.
Fuel slowly changes direction through guide surface 84 guiding, flows into smoothly in the fuel feed pipe 85, so rare turbulent flow.
In addition, integrated because of safety valve 88 and fuel pump casing 80, so do not need the optional feature related, can reduce and limit more fuel pump casing 80 space on every side with safety valve 88.
And the fuel of discharging from petrolift exhaust port 81 tilts to form by the wall 104 that makes fuel pump casing 80 towards the guide surface 84 of the inclination of fuel outlet 83 smoothly.
Because be formed slopely guide surface 84, fuel is flowed smoothly in fuel passage 82 so need not prepare optional feature by the wall 104 that makes fuel pump casing 80.
Fig. 7 is another embodiment's of Fig. 3 figure, is illustrated in and places fixed component 101 on the fuel pump casing 80, with the structure of tightening nut 102 fixed fuel pump cases 80.
In this figure, with tightening nut 102 fixing positions eight places are arranged, but also can change the number of set screw nut 102 as required.
And, dispose on the upper surface 107B of shell carriage 96B along mounting hole below have the stepped part 201 of step, and on upper surface 107B, also dispose the path 202 that leaks.
Fig. 8 is another embodiment's of Fig. 4 figure, at fuel tank 42 upsides shell carriage 96B is set, and with intercalating dye pump case 80, inserts auxiliary bracket 97B construction bolt 98 again on shell carriage 96B.
Fig. 9 be another embodiment of the present invention auxiliary bracket to view, 116 expression auxiliary bracket 97B foots, 116,98 expression bolts.
As shown in the figure, a place disposes the path 202 that leaks below 116 of the foots of carriage are bolt 98.
According to this embodiment, owing to can dispose pump than the lowland, so the floor is easy to form writing board shape, and, also can guarantee the water-leaking hole of stepped part.
In addition, the sealed member material of fuel pump casing of the present invention can be that rubber series also can be plastics series.
The shape of sealed member is two flange-type in this form of implementation, also can be a flange-type or many flange-type.
In addition, be contained in the two-wheeled vehicle in the fuel tank in fuel pump casing of the present invention is applicable in mode of execution, also be applicable to motor tricycle and general Motor Vehicle.
The possibility of industrial utilization
Fuel pump casing of the present invention is applicable to two-wheeled vehicle.
Claims (2)
1. fuel pump mounting structural, it has shell, this shell is attached to the fuel pump housing and uses when the fuel pump housing is installed to the fuel tank assigned position, the lip portions of this shell is pushed to the fuel tank side by sealed member by being situated between, bring into play seal action, it is characterized in that, make described lip portions edge or its part as curved part to fuel tank lateral bending song, make the consistency of thickness of the height of this curved part and the seal action that the performance of described sealed member is stipulated and petrolift is installed, described fuel tank has stepped part (201) on the fuel tank that the described fuel pump housing is installed, this stepped part along mounting hole and below have step, make described sealed member and described crooked position in this stepped part, the described fuel pump housing is installed.
2. fuel pump mounting structural as claimed in claim 1 is characterized in that, has the path that leaks that extends to the foreign side of the lip portions of described shell from this stepped part on described stepped part.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP379125/2003 | 2003-10-02 | ||
JP2003379125A JP4295065B2 (en) | 2003-10-02 | 2003-10-02 | Fuel pump mounting structure |
JP379125/03 | 2003-10-02 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2008101760730A Division CN101418758A (en) | 2004-09-30 | 2004-09-30 | Fuel pump casing |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1605747A CN1605747A (en) | 2005-04-13 |
CN1605747B true CN1605747B (en) | 2010-09-29 |
Family
ID=34544489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004100959522A Expired - Fee Related CN1605747B (en) | 2003-10-02 | 2004-09-30 | Fuel pump mounting structure |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP4295065B2 (en) |
CN (1) | CN1605747B (en) |
TW (1) | TWI257451B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4488362B2 (en) | 2005-11-01 | 2010-06-23 | 本田技研工業株式会社 | Fuel pump mounting structure |
JP4755554B2 (en) * | 2005-11-22 | 2011-08-24 | 本田技研工業株式会社 | Scooter type fuel pump arrangement structure |
EP2165921B1 (en) * | 2007-09-03 | 2015-08-12 | Yamaha Motor Research & Development Europe s.r.l. | A fuel tank assembly for a motorcycle and a motorcycle equipped with such a fuel tank assembly |
DE102009003051A1 (en) * | 2009-05-13 | 2010-11-18 | Robert Bosch Gmbh | Method for filling a fuel system for motor vehicles |
JP5358382B2 (en) * | 2009-09-30 | 2013-12-04 | 本田技研工業株式会社 | Fuel pump support structure |
JP5123928B2 (en) * | 2009-12-22 | 2013-01-23 | 本田技研工業株式会社 | Fuel supply device |
JP5664422B2 (en) * | 2011-04-11 | 2015-02-04 | スズキ株式会社 | Fuel pump mounting structure and motorcycle |
CN103213635A (en) * | 2013-04-15 | 2013-07-24 | 江门市大长江集团有限公司 | Fuel tank cap and oil filler sealing structure assembly for motorcycle |
JP6300276B2 (en) * | 2014-12-15 | 2018-03-28 | 本田技研工業株式会社 | Fuel pump unit seal structure |
CN216887242U (en) * | 2022-02-17 | 2022-07-05 | 上海峰飞航空科技有限公司 | Leak protection oil tank and unmanned aerial vehicle |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001263495A (en) * | 2000-03-16 | 2001-09-26 | Denso Corp | Packing for fuel supply device of engine |
US6401750B2 (en) * | 2000-03-02 | 2002-06-11 | Suzuki Kabushiki Kaisha | Fuel tank unit of motorcycle |
CN1367314A (en) * | 2001-01-23 | 2002-09-04 | 本田技研工业株式会社 | Fuel pump structure mounted on oil tank |
CN1504377A (en) * | 2002-11-29 | 2004-06-16 | 本田技研工业株式会社 | Structure for disposing fuel system in motor |
-
2003
- 2003-10-02 JP JP2003379125A patent/JP4295065B2/en not_active Expired - Fee Related
-
2004
- 2004-09-21 TW TW093128613A patent/TWI257451B/en not_active IP Right Cessation
- 2004-09-30 CN CN2004100959522A patent/CN1605747B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6401750B2 (en) * | 2000-03-02 | 2002-06-11 | Suzuki Kabushiki Kaisha | Fuel tank unit of motorcycle |
JP2001263495A (en) * | 2000-03-16 | 2001-09-26 | Denso Corp | Packing for fuel supply device of engine |
CN1367314A (en) * | 2001-01-23 | 2002-09-04 | 本田技研工业株式会社 | Fuel pump structure mounted on oil tank |
CN1504377A (en) * | 2002-11-29 | 2004-06-16 | 本田技研工业株式会社 | Structure for disposing fuel system in motor |
Also Published As
Publication number | Publication date |
---|---|
JP2005113892A (en) | 2005-04-28 |
TW200513589A (en) | 2005-04-16 |
TWI257451B (en) | 2006-07-01 |
JP4295065B2 (en) | 2009-07-15 |
CN1605747A (en) | 2005-04-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100929 |