CN101842280B - Fuel filling device for vehicle fuel tank - Google Patents
Fuel filling device for vehicle fuel tank Download PDFInfo
- Publication number
- CN101842280B CN101842280B CN2008801127159A CN200880112715A CN101842280B CN 101842280 B CN101842280 B CN 101842280B CN 2008801127159 A CN2008801127159 A CN 2008801127159A CN 200880112715 A CN200880112715 A CN 200880112715A CN 101842280 B CN101842280 B CN 101842280B
- Authority
- CN
- China
- Prior art keywords
- fuel
- fuel feeding
- flame arrester
- guide barrel
- feeding guide
- 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
Links
Images
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
A fuel filling device for a vehicle fuel tank has a fuel filling opening (15a) in an upper wall (3a) of a vehicle fuel tank (3) for containing ethanol fuel as engine fuel, and also has a fuel filling guide tube (15) extending from the fuel filling opening (15a) into the fuel tank (3). The fuel filling guide tube (15) has a flame arrester (21) for covering a lower opening of the fuel filling guide tube (15) and permiting flow of fuel while preventing entry of fire. The fuel filling guide tube (15) also has a skirt (27) extending downward from the outer peripheral edge of the flame arrester (21). The skirt (27) prevents convection of air occurring between the fuel tank (3) and the fuel filling guide tube (15) and produced through the flame arrester (21). The flame arrester suppresses entry of fire from the fuel filling opening into the fuel tank and, in addition, prevents movement of ethanol gas from the upper part of the fuel tank to the fuel filling guide tube.
Description
Technical field
The present invention relates to storing that upper wall as the fuel box for vehicle of the alcohol fuel of power fuel is provided with oil-feed port and the improvement of the oil-feed port device of the fuel box for vehicle of the fuel feeding guide barrel of in Fuel Tank, extending from this oil-feed port.
Background technology
Recently, extensively carrying out with ethanol is the research and development of the vehicle of fuel.Yet; In the Fuel Tank that stores alcohol fuel; Concentration of alcohol is roughly under 100% the situation; Because it is many that the air/fuel ratio under the normal temperature is in the situation of flammable range, contingency makes the oil-feed port of fire near Fuel Tank for a certain reason in the vehicle that is equipped with this Fuel Tank even therefore be desirably in, and also suppresses to get in the Fuel Tank by fire.
Usually; In automobile, from Fuel Tank to above be provided with device such as switch circuit controller in the long fuel feeding guide barrel of extending, it remains blocking usually; When the fuel feeding rifle is inserted into the fuel feeding guide barrel open (with reference to patent documentation 1), do not get in the Fuel Tank so worry fire.But in automatic two-wheeled cycles such as motor bike, because the layout of Fuel Tank, it is unpractical on Fuel Tank, long fuel feeding guide barrel being installed, and therefore, it is very difficult that be provided with as the switch circuit controller of automobile etc. is actually.
Therefore; Consideration is provided with flame arrester and suppresses in the fire intrusion Fuel Tank in the fuel feeding guide barrel; If but imagination does not go out to fuel feeding guide barrel effluent then need consider the gas that in the configuration structure of fuel feeding guide barrel periphery, contains the fuel in the Fuel Tank just in case fire gets in the fuel feeding guide barrel yet.
Patent documentation 1: TOHKEMY 2001-138755 communique
Summary of the invention
The present invention In view of the foregoing carries out; Purpose is to provide a kind of oil-feed port device of fuel box for vehicle; Use flame arrester to suppress fire and in Fuel Tank, invade, moreover, prevent that also alcohol gas from moving to the fuel feeding guide barrel from the top in the Fuel Tank from oil-feed port.
To achieve these goals; The fuel feeding guide barrel that the oil-feed port device of fuel box for vehicle of the present invention is provided with oil-feed port and extends in Fuel Tank from this oil-feed port at the upper wall that stores as the fuel box for vehicle of the alcohol fuel of power fuel; First of the oil-feed port device of this fuel box for vehicle is characterised in that; On said fuel feeding guide barrel, be provided with flame arrester and the skirt section of extending that the lower opening portion of said fuel feeding guide barrel is covered and allows the circulation of said fuel and prevent the intrusion of fire downwards from the outer peripheral edges portion of this flame arrester; Said flame arrester forms the hollow bulb with upper surface open, and said skirt section forms the below of the lower surface that extends to said flame arrester.
In addition, the present invention is on the basis of the 1st characteristic, and it the 2nd is characterised in that, said skirt section form cylindric and on complete cycle around said flame arrester.
And then the present invention is on the basis of the 1st characteristic, and it the 3rd is characterised in that the axial length in said skirt section is set at roughly more than 2 times of axial length of said flame arrester.
According to the 1st characteristic of the present invention; Even when being in the state that unloads the nowel cap just in case in the fire entering fuel feeding guide barrel such as spark; The flame arrester that covers the fuel feeding guide barrel from the below also can be realized the effect that stops this fire to pass through, thus, can use relatively shorter fuel feeding guide barrel.
In addition, through on the fuel feeding guide barrel, being provided with the skirt section of extending downwards from the outer peripheral edges portion of flame arrester, the convection current of the air that can more effectively prevent in the fuel feeding guide barrel and between the Fuel Tank internal upper part to produce via flame arrester.Thereby, even have the gas of alcohol fuel at the Fuel Tank internal upper part, alcohol gas the moving that also can more effectively suppress convection current and caused to the fuel feeding guide barrel.And then; Flame arrester with hollow bulb of upper surface open can guarantee that the circulation area of fluid is big; Therefore; During fuel feeding; In flame arrester; Can successfully carry out to the exchange of the air of fuel feeding guide barrel side discharge to the fuel of fuel tank side inflow with from fuel tank from the fuel feeding guide barrel, can help rapidization of fuel feeding.And; Because the skirt section extends to the below of the lower surface of this flame arrester; Therefore, can improve fuel and the exchangeability of air in the flame arrester, and fuel feeding guide barrel that can prevent effectively to produce via flame arrester and the convection current between the Fuel Tank.
According to the 2nd characteristic of the present invention; Owing to utilize skirt section cylindraceous on complete cycle, to center on flame arrester; Therefore, can utilize skirt section cylindraceous to prevent effectively in the fuel feeding guide barrel and the convection current of the air that produces via flame arrester between the Fuel Tank internal upper part.
According to the 3rd characteristic of the present invention, through the axial length that makes the skirt section roughly more than 2 times of axial length of flame arrester, can more effectively prevent the generation of said convection current.
Description of drawings
Fig. 1 is the lateral plan of automatic two-wheeled cycle that is equipped with the Fuel Tank of the oil-feed port device that possesses the 1st embodiment of the present invention.(the 1st embodiment)
Fig. 2 is the vertical profile lateral plan of oil-feed port device portion of the Fuel Tank of Fig. 1.(the 1st embodiment)
Fig. 3 is the main portion enlarged drawing of Fig. 2.(the 1st embodiment)
Fig. 4 is the 4-4 line cutaway view of Fig. 3.(the 1st embodiment)
Fig. 5 be the expression the 2nd embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 2nd embodiment)
Fig. 6 is the 6-6 line cutaway view of Fig. 5.(the 2nd embodiment)
Fig. 7 be the expression the 3rd embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 3rd embodiment)
Fig. 8 is the 8-8 line cutaway view of Fig. 7.(the 3rd embodiment)
Fig. 9 be the expression the 4th embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 4th embodiment)
Figure 10 is the 10-10 line cutaway view of Fig. 9.(the 4th embodiment)
Figure 11 be the expression the 5th embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 5th embodiment)
Figure 12 is the 12-12 line cutaway view of Figure 11.(the 5th embodiment)
Figure 13 be the expression the 6th embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 6th embodiment)
Figure 14 is the 14-14 line cutaway view of Figure 13.(the 6th embodiment)
Figure 15 be the expression the 7th embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 7th embodiment)
Figure 16 is the 16-16 line cutaway view of Figure 15.(the 7th embodiment)
Figure 17 be the expression the 8th embodiment of the present invention, and with the cooresponding corresponding diagram of Figure 15.(the 8th embodiment)
Figure 18 is the 18-18 line cutaway view of Figure 17.(the 8th embodiment)
Figure 19 be the expression the 9th embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 9th embodiment)
Figure 20 is the 20-20 line cutaway view of Figure 19.(the 9th embodiment)
Figure 21 be the expression the 10th embodiment of the present invention, and with the cooresponding corresponding diagram of Figure 11.(the 10th embodiment)
Figure 22 is the 11st embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 11st embodiment)
Figure 23 be the expression the 12nd embodiment of the present invention, and with the cooresponding corresponding diagram of Fig. 3.(the 12nd embodiment)
Nomenclature
3 store the Fuel Tank of alcohol fuel
The 3a upper wall
15 fuel feeding guide barrel
The 15a oil-feed port
21 flame arresters
The hollow bulb of 21a flame arrester
27 skirt sections
The specific embodiment
Below, according to preferred embodiment shown in the drawings embodiment of the present invention is described.
[embodiment 1]
At first, begin explanation from Fig. 1～the 1st embodiment of the present invention shown in Figure 4.
In Fig. 1; The vehicle frame 1 of automatic two-wheeled cycle M comprises: can steering twelve Earthly Branches brought forward fork 2 head pipe 1h, crooked downwards body frame 1m after rearward extending to approximate horizontal from this pipe 1h, from the horizontal part rear end of this body frame 1m rearward approximate horizontal extended seat rail 1s, from the beginning manage 1h to the extended down tube 1d in oblique below; Fuel Tank 3 is installed on body frame 1m; The seat 4 of configuration of linking to each other at its rear is installed on the seat rail 1s, carries below down tube 1d and the body frame 1m between the curve at the power unit that comprises driving engine 56 of configuration under the Fuel Tank 3.7 lower ends that are bearing in front fork 2 of front-wheel; 8 rear ends that are bearing in back vent 10 of trailing wheel that drive via chain 9 by power unit 6; This back vent 10 can be bearing in the bottom of body frame 1 m with swinging up and down, and posterior bumper 11 is installed between this back vent 10 and seat rail 1s.
Like Fig. 2 and shown in Figure 3, the alcohol fuel that said Fuel Tank 3 stores as power fuel, wall 3a thickly welds fuel feeding guide barrel 15 with the mode liquid with its perforation above that.The upper end from Fuel Tank 3 upper surfaces are given prominence to of this fuel feeding guide barrel 15 forms oil-feed port 15a at its complete cycle to 180 ° of fuel feeding guide barrel 15 inner bendings.This oil-feed port 15a is usually by 16 lockings of case cap, but when fuel feeding, as shown in Figure 3, unload this case cap 16, then allow fuel feeding rifle G to insert fuel feeding guide barrel 15.
The major part of fuel feeding guide barrel 15 protrudes in the Fuel Tank 3, at its bottom periphery flame arrester assembly 17 is installed.
This flame arrester assembly 17 comprises: after making this assembly 17, be installed on via weld part 19 fuel feeding guide barrel 15 the bottom periphery ring-type adapter plate 18, the mode of the lower opening portion of transversal fuel feeding guide barrel 15 disposes with the lower surface that is welded on this adapter plate 18 oil gun hill holder 20, the radial direction foreign side of this oil gun hill holder 20 combines with the lower surface of adapter plate 18 and cover when accommodating oil gun hill holder 20 the lower ending opening portion of fuel feeding guide barrel 15 flame arrester 21, accommodate this flame arrester 21 also than its skirt section cylindraceous 27 of extending downwards.
Specifically; Like Fig. 3 and shown in Figure 4, oil gun hill holder 20 comprises 2 band plate members 22,22, in the above-mentioned band plate member 22,22; Main 22a of the lower opening portion of transversal fuel feeding guide barrel 15 makes the axial arrangement of plate face along fuel feeding guide barrel 15, and overlapped welding.And at an end and the other end formation of another band plate member 22 and overlapping supporting slice 22b, the 22b of lower surface of adapter plate 18 of a band plate member 22, above-mentioned supporting slice 22b, 22b are welded on the lower surface of adapter plate 18 respectively.Part on the axis that is positioned at fuel feeding guide barrel 15 of two band plate members 22,22; Be bent to form each other outstandingly and with the projection 24,24 of inboard as recess 23,23 to foreign side, it is opposed each other and form a path 25 that above-mentioned projection 24,24 is configured to two recesses 23,23 of above-mentioned inboard.Thus, two band plate members 22,22 have interchangeability each other, can be made up of same parts.And above-mentioned each projection 24 forms semicircle shape in illustrated example, but can form other shape such as V-arrangement, コ font.
[0055]Flame arrester 21 for allow fuel through but the member that stops fire to pass through in illustrated example, is zinc-galvanized metal gauze system, the diameter of its wire rod is 0.28mm, the quantity of mesh is 16 of per 1 sq ins.This flame arrester 21 forms the bowl-shape of upper surface open, accommodates the hollow bulb 21a of above-mentioned oil gun hill holder 20 with division, forms the flange 26 of protrusion outside radial direction in the upper end of this flame arrester 21.Under the situation of illustrated example, the bowl-shape part by sphere of this flame arrester 21 constitutes.In addition, flame arrester 21 is accommodated in skirt section 27, and form than its extend downwards cylindric, also form flange 28 in the top, in addition, the formation of the lower end in skirt section 27 towards below the pars infundibularis 27a of hole enlargement.
And; With said flange 26 and flange 28 overlapped and with the lower surface of adapter plate 18 overlapping after; Utilize this adapter plate 18 to reach caulking the 18a that square bending forms in the radial direction downwards and come clamping two flanges 26,28, thereby can constitute said flame arrester assembly 17 with the peripheral part that makes this adapter plate 18.After constituting this flame arrester assembly 17, adapter plate 18 is welded on the bottom of fuel feeding guide barrel 15.
The 1st air extractor vent 29 as shown in Figure 3, as inside and outside the perisporium top of fuel feeding guide barrel 15 is provided with it, to be communicated with, in addition, the 2nd air extractor vent 30 that inside and outside the perisporium top in skirt section 27 also is provided with it, is communicated with.At this moment, it is bigger than the 1st air extractor vent 29 that the 2nd air extractor vent 30 forms its diameter, or number is than the 1st air extractor vent more than 29.
Next, the effect to the 1st embodiment describes.
When being in the state that unloads nowel cap 16, even just in case fire such as spark gets in the fuel feeding guide barrel 15, flame arrester 21 also can be realized the effect that stops this fire to pass through.
And; Lower end in fuel feeding guide barrel 15; Flame arrester 21 is centered on complete cycle; And be connected with to its extended skirt section 27, below, therefore, can utilize skirt section 27 to prevent fuel feeding guide barrel 15 in and Fuel Tank 3 internal upper parts between the convection current of air of generation via flame arrester 21.
And in order more effectively to realize preventing above-mentioned convection current by skirt section 27,27 bottom is provided with the pars infundibularis 27a of hole enlargement downwards in the skirt section, perhaps with the axial length in skirt section 27 form flame arrester 21 axial length be actv. more than 2 times roughly.
On the other hand; To Fuel Tank 3 fuel feeding the time; Even fuel feeding rifle G is optionally inserted in the fuel feeding guide barrel 15 from oil-feed port 15a; The front end of fuel feeding rifle G also is oil gun hill holder 20 butts with the top that is configured in flame arrester 21, thereby can prevent contacting of fuel feeding rifle G and flame arrester 21.So, utilize oil gun hill holder 20 that the depth of penetration that fuel feeding rifle G inserts to fuel feeding guide barrel 15 is restricted to a certain degree, therefore can use relatively shorter fuel feeding guide barrel 15, and can realize the protection of flame arrester 21.
In addition; Flame arrester 21 is bowl-shape than the big footpath of fuel feeding guide barrel 15; Therefore can guarantee that the flow area of fluid is big, and when fuel feeding, in flame arrester 21; Can successfully carry out flowing into the fuel of Fuel Tank 3 sides and, realizing rapidization of fuel feeding from the exchange of Fuel Tank 3 to the air of fuel feeding guide barrel 15 sides discharge from fuel feeding guide barrel 15.
And; Be the open bowl-shape flame arrester 21 of upper surface and have the hollow bulb 21a that extends from the lower ends downward side of fuel feeding guide barrel 15; Configuration oil gun hill holder 20 in this hollow bulb 21a; Thereby space efficiency improves, and can oil gun hill holder 20 and flame arrester 21 be installed in compactly the bottom of fuel feeding guide barrel 15.In addition; Because the oil gun hill holder 20 in the hollow bulb 21a occupies the lower position of fuel feeding guide barrel 15; Therefore can suppress the minimizing of the flow path area of the fuel feeding guide barrel 15 that oil gun hill holder 20 caused, synthetically reduce the circulating resistance of fuel, realize rapidization of fuel feeding.
In addition; Oil gun hill holder 20 is made up of the band plate member 22 of plate face along the axial arrangement of said fuel feeding guide barrel 15; Therefore can not hinder fuel and around oil gun hill holder 20, flow, can give the butt impulsive force of big intensity oil gun hill holder 20 with antagonism fuel feeding rifle G.
At this moment, especially, oil gun hill holder 20 is by 2 parallel said band plate members 22,22 of plate face are constituted; And on each band plate member 22, be bent to form each other outstanding round about and be the projection 24 of recess 23 with the inboard; Therefore, can improve the intensity of oil gun hill holder 20, and; Guarantee that oil gun hill holder 20 is big with the butt zone of fuel feeding rifle G, improve the function of oil gun hill holder 20.
And then the above-mentioned 2 band plate members 22,22 that constitute oil gun hill holder 20 are configured to make their plate face to be engaged with each other and make recess 23; 23 is opposite each other, therefore, and through 2 band plate members 22; 22 joint can improve the intensity of oil gun hill holder 20, opposed in addition recess 23 effectively; 23 form the stream of fuel, can promote passing through of fuel.Through 2 band plate members 22; 22 joint is installed on a pair of supporting slice 22b on the adapter plate 18 with oil gun hill holder 20, and as long as 22b is at two band plate members 22; One end of 22 mutual opposition side forms a junction and gets final product, thereby can realize the simplification of the mounting structure of oil gun hill holder 20.
Be provided with the 1st air extractor vent 29 on the perisporium top of fuel feeding guide barrel 15; The perisporium top in this external skirt section 27 is provided with the 2nd air extractor vent 30; The 2nd air extractor vent 30 form its diameter than the 1st air extractor vent 29 big or its number than the 1st air extractor vent more than 29; Therefore, the fuel pasta in Fuel Tank 3 is accompanied by the level of the lower surface that rises to skirt section 27 to Fuel Tank 3 fuel feeding when above, and the air of Fuel Tank 3 internal upper parts waltzs through the 1st and the 2nd air extractor vent 29; 30 and flow out to the outside, can prevent thus to descend to the delivery rate of Fuel Tank 3 fuel feeding.When the level that these external Fuel Tank 3 interior fuel pastas rise to the 2nd air extractor vent 30 is above; The air of Fuel Tank 3 internal upper parts to exterior outflow by 29 throttlings of the 1st air extractor vent; Therefore; Fuel pasta in the fuel feeding guide barrel 15 is accompanied by fuel feeding and rises rapidly, and the fuel feeding operating personnel will know that Fuel Tank 3 has been full of fuel after observing this state, thereby stops the fuel feeding operation.Then, the air on the top in the Fuel Tank 3 flows out to the outside through the 1st air extractor vent 29 inchmeal, and therefore, the fuel pastas in the fuel feeding guide barrel 15 descend at leisure, reach with Fuel Tank 3 in the identical level of fuel pasta.So can prevent excessively to supply with oil to Fuel Tank 3.
In the oil-feed port device of such fuel box for vehicle; Welding oil gun hill holder 20 on adapter plate 18; And with flame arrester 21 and skirt section 27 caulking combinations and constitute flame arrester assembly 17, and with these adapter plate 18 solder bond in the bottom of fuel feeding guide barrel 15, therefore; Can under the situation of not interfered, easily make flame arrester assembly 17, help productive raising by fuel feeding guide barrel 15.
[embodiment 2]
Next, instruction diagram 5 and the 2nd embodiment of the present invention shown in Figure 6.
In the 2nd embodiment, form a pair of supporting slice 22b, 22b at each two ends of 2 band plate members 22,22 that constitute oil gun hill holder 20; The projection 24,24 of each band plate member 22,22 is setovered from the axis of fuel feeding guide barrel 15 each other round about; Above-mentioned 2 band plate members 22,22 are left each other, and incite somebody to action a pair of supporting slice 22b separately; 22b is welded on the lower surface of adapter plate 18, and other structures are identical with fwd embodiment, therefore; In Fig. 5 and Fig. 6,, omit the explanation of repetition to marking identical reference marks with the corresponding part of fwd embodiment.
According to the 2nd embodiment, embodiment compares with fwd, though the number of the supporting slice 22b of the band plate member 22,22 of formation oil gun hill holder 20 increases, can make oil gun hill holder 20 bigger with the butt zone of fuel feeding rifle G.
[embodiment 3]
Next; In Fig. 7 and the 3rd embodiment of the present invention shown in Figure 8; Form 2 band plate members 22 of the oil gun hill holder 20 that constitutes said the 1st embodiment along the inner peripheral surface of fuel feeding guide barrel 15; 22 a pair of supporting slice 22b, 22b, and they are weldingly fixed on the bottom inner peripheral surface of fuel feeding guide barrel 15.Other structures are identical with the 1st embodiment, therefore, in Fig. 7 and Fig. 8, to marking identical reference marks with the corresponding part of the 1st embodiment, omit the explanation of repetition.
Under the situation of the 3rd embodiment, flame arrester assembly 17 is made up of adapter plate 18, flame arrester 21 and skirt section 27 these threes.
[embodiment 4]
Next, instruction diagram 9 and the 4th embodiment of the present invention shown in Figure 10.
In the 4th embodiment, on 2 band plate members 22,22 that constitute oil gun hill holder 20, be provided with respectively to main 22a of the word of the falling V shape cross-sectional plane of top protrusion and from the two ends of this main 22a of portion reclinate flat a pair of supporting slice 22b; 22b; Above-mentioned 2 band plate members 22,22 are configured to, and the main 22a of portion observes the state that crosswise intersects that is configured to from the top of fuel feeding guide barrel 15 each other; And supporting slice 22b, the 22b welded and installed is on the inner peripheral surface of the bottom of fuel feeding guide barrel 15.Other structures except that this oil gun hill holder 20 are identical with the 1st embodiment, in Fig. 9 and Figure 10, to marking identical reference marks with the corresponding part of the 1st embodiment, omit the explanation of repetition.
According to the 4th embodiment, 2 band plate members 22,22 that constitute oil gun hill holder 20 fuel feeding guide barrel 15 in from above observe the state that crosswise intersects that is configured to, therefore, the butt zone that can make oil gun hill holder 20 and fuel feeding rifle G is greatly.And main 22a in the transversal fuel feeding guide barrel 15 of each band plate member 22,22 is endowed the shape of cross section to the word of the falling V shape of top protrusion; Therefore, can improve the bending strength of each band plate member 22,22; And make the fuel that flows in the fuel feeding guide barrel 15 along each band plate member 22; 22 inclined-plane, two outsides successfully flows down, and reduces the circulating resistance of fuel, thereby can realize rapidization of fuel feeding.
[embodiment 5]
Next, Figure 11 and the 5th embodiment of the present invention shown in Figure 12 are described.
In the 5th embodiment; At 2 band plate members 22 that constitute oil gun hill holder 20; Be provided with respectively on 22 to main 22a of the word of the falling V shape cross-sectional plane of top protrusion with from the flat a pair of supporting slice 22b of the two ends K/UP of this main 22a of portion, 22b, above-mentioned 2 band plate members 22; 22 are configured to; The main 22a of portion is configured among the hollow bulb 21a of the flame arrester 21 that is bowl-shape across certain intervals each other abreast side by side and simultaneously, and supporting slice 22b, and the 22b welded and installed is on the inner peripheral surface of the bottom of fuel feeding guide barrel 15.Other structures except that this oil gun hill holder 20 are identical with the 1st embodiment, therefore, in Fig. 9 and Figure 10, to marking identical reference marks with the corresponding part of the 1st embodiment, omit the explanation of repetition.
According to the 5th embodiment; Except can realizing the action effect identical with said the 4th embodiment; Through with each band plate member 22; 22 main 22a is configured among the hollow bulb 21a than the flame arresters 21 in the big footpath of fuel feeding guide barrel 15, the minimizing of the flow path area of the fuel feeding guide barrel 15 that can also suppress to cause by oil gun hill holder 20, thus can synthetically reduce the circulating resistance of fuel.
[embodiment 6]
Next, Figure 13 and the 6th embodiment of the present invention shown in Figure 14 are described.
In the 6th embodiment; By 2 pole members 32; 32 constitute oil gun hill holders 20, and above-mentioned pole member 32,32 is configured to each other across certain intervals and the bottom in the transversal fuel feeding guide barrel 15 side by side and simultaneously abreast; Below or the crooked supporting slice 32a in top to above-mentioned each both ends, 32a; 32a, the 32a welded and installed is on the inner peripheral surface of the bottom of fuel feeding guide barrel 15.Other structures except that this oil gun hill holder 20 are identical with the 1st embodiment, therefore, in Figure 13 and Figure 14, to marking identical reference marks with the corresponding part of the 1st embodiment, omit the explanation of repetition.
According to the 6th embodiment, the cross sectional shape of each pole member 32,32 is circular; Therefore; Bending strength is high, and the fuel that flows in the fuel feeding guide barrel 15 is flowed down along the level and smooth barrel surface of each pole member 32,32; Reduce the circulating resistance of fuel, thereby can realize rapidization of fuel feeding.
[embodiment 7]
Next, Figure 15 and the 7th embodiment of the present invention shown in Figure 16 are described.
In the 7th embodiment; One is connected with by plectane portion 34 and the oil gun hill holder 20 that constitutes from the crooked downwards annular wall portion 35 of the outer peripheral edges of this plectane portion 34 on the adapter plate 18 of flame arrester assembly 17; In this plectane portion 34, be equipped with a plurality of through holes 36,36 of allowing that in fuel feeding guide barrel 15 fuel that flows into passes through ...Annular wall portion 35 is chimeric with the bottom inner peripheral surface of fuel feeding guide barrel 15.Other structures except that this oil gun hill holder 20 are identical with the 1st embodiment, therefore, in Figure 15 and Figure 16, to marking identical reference marks with the corresponding part of the 1st embodiment, omit the explanation of repetition.
According to the 7th embodiment, adapter plate 18 through flame arrester assembly 17 and oil gun hill holder 20 integrated, the inevitable special installation procedure that just need oil gun hill holder 20 not installed on adapter plate 18.And the annular wall portion of oil gun hill holder 20 35 is chimeric with the bottom inner peripheral surface of fuel feeding guide barrel 15, thus, can easily improve the mutual coaxial precision of fuel feeding guide barrel 15 and flame arrester assembly 17.And then; This annular wall portion 35 also helps the rigidity of oil gun hill holder 20 to strengthen; The butt that not only can prevent fuel feeding rifle G impacts the distortion that is caused; Can also prevent that this distortion from causing the weld part 19 between fuel feeding guide barrel 15 and the adapter plate 18 to produce distortion, thereby can help the durability of this weld part 19 to improve.
[embodiment 8]
Next; Be formed with from a plurality of through holes 36 on Figure 17 and the oil gun hill holder 20 of the 8th embodiment of the present invention in above-mentioned the 7th embodiment shown in Figure 180; 36 ... The outstanding downwards a plurality of cyclic ribs 37,37 of periphery ..., in Figure 17 and Figure 18; To marking identical reference marks, omit the explanation of repetition with the corresponding part of the 7th embodiment.
According to the 8th embodiment, each through hole 36,36 ... The cyclic rib 37,37 of periphery ... Can further improve the rigidity of discoideus oil gun hill holder 20, and can be with passing through through hole 36,36 ... Flowing of fuel successfully induce downwards.
[embodiment 9]
Next, Figure 19 and the 9th embodiment of the present invention shown in Figure 20 are described.
In the 9th embodiment; When constituting the flame arrester assembly 17 of above-mentioned each embodiment; Replace caulking combination, but combine adapter plate 18, the flange 26 of flame arrester 21 and the flange in skirt section 27 28 these threes through a plurality of welded nuts 40 and bolt 41.At this moment, oil gun hill holder 20 is for example as on the said lower surface that is installed in adapter plate 18 of the 1st embodiment of Fig. 3.Other structures are also identical with the 1st embodiment, therefore, in Figure 19 and Figure 20, to marking identical reference marks with the corresponding part of the 1st embodiment, omit the explanation of repetition.
[embodiment 10]
Next, the 10th embodiment of the present invention shown in Figure 21 is described.
In the 10th embodiment, connect in the lower end of fuel feeding guide barrel 15 tapered portion 43 that hole enlargement below it is set or than the big footpath cylindrical portion 43 in oily guide barrel 15 big footpaths '.At 2 band plate members 22 that constitute oil gun hill holder 20; On 22, identical with the 5th embodiment of Figure 11 and Figure 12, be provided with respectively to main 22a of the word of the falling V shape cross-sectional plane of top protrusion with from the flat a pair of supporting slice 22b of the two ends K/UP of this main 22a of portion; 22b; Above-mentioned 2 band plate members 22,22 are configured to, the main 22a of portion be configured in side by side and simultaneously abreast across certain intervals each other said tapered portion 43 or big footpath cylindrical portion 43 ' in; And supporting slice 22b, 22b are welded on the bottom inner peripheral surface of fuel feeding guide barrel 15.
According to the 10th embodiment; Connect in the lower end of fuel feeding guide barrel 15 be provided with tapered portion 43 or big footpath cylindrical portion 43 '; Thus, flat flame arrester 21 can be used, circulating resistance can be reduced the fuel of flame arrester 21 than fuel feeding guide barrel 15 big footpaths.And; Each band plate member 22 of oil gun hill holder 20; 22 main 22a be configured in than tapered portion 43 broad in the fuel feeding guide barrel 15 or big footpath cylindrical portion 43 ' in; Thus, the minimizing of the flow path area of the fuel feeding guide barrel 15 that oil gun hill holder 20 caused can be suppressed, thereby the circulating resistance of fuel can be synthetically reduced.
[embodiment 11]
Next, the 11st embodiment of the present invention shown in Figure 22 is described.
In the 11st embodiment; In the bottom of fuel feeding guide barrel 15 one connect be provided with mounting flange 47 with caulking 48 that links to each other with its outer circumference end; At the overlapping successively flange 26 of the open bowl-shape flame arrester 21 of upper surface and the flange 28 in skirt section 27 of being of the lower surface of mounting flange 47; And with caulking 48 caulking, thus, flame arrester 21 and skirt section 27 are installed on the fuel feeding guide barrel 15.At this moment, oil gun hill holder 20 is for example as on the said bottom inner peripheral surface that is installed in fuel feeding guide barrel 15 in advance of the 4th embodiment of Fig. 9 and Figure 10.Other structures are identical with the 4th embodiment, therefore, in Figure 22, to marking identical reference marks with the corresponding part of the 4th embodiment, omit the explanation of repetition.
According to the 11st embodiment; The mounting flange 47 of bottom that can be through fuel feeding guide barrel 15 and caulking 48 combine oil gun hill holder 20 and skirt section 27 with fuel feeding guide barrel 15; Can omit the described adapter plate 18 of the 1st embodiment, thus can simplified structure and processing.
[embodiment 12]
At last, the 12nd embodiment of the present invention shown in Figure 23 is described.
In the 12nd embodiment; Form binding cylindrical portion 50 in the upper end that is the open bowl-shape flame arrester 21 of upper surface; And will link cylindrical portion 50 and chimeric with the bottom outer peripheral face of the upper end in the chimeric skirt section 27 of its outer peripheral face and fuel feeding guide barrel 15, both combine with the bottom of fuel feeding guide barrel 15 will to link cylindrical portion 50 and skirt section 27 via weld part 51.At this moment, oil gun hill holder 20 is also for example on the said bottom inner peripheral surface that is installed in fuel feeding guide barrel 15 in advance of the 4th embodiment of Fig. 9 and Figure 10.Other structures are identical with the 4th embodiment, therefore, in Figure 23, to marking identical reference marks with the corresponding part of the 4th embodiment, omit the explanation of repetition.
According to the 12nd embodiment, can oil gun hill holder 20 and skirt section 27 be combined with fuel feeding guide barrel 15 green phase weld part 51 together, can omit the described adapter plate 18 of the 1st embodiment, thus can simplified structure and processing.
More than, embodiments of the invention have been described, but the present invention is not limited to the foregoing description, can in the scope that does not break away from main idea of the present invention, carry out various design modifications.For example, constitute the band plate member 22 of oil gun hill holder 20 or the number of pole member 32 and be not defined as 2, can suitably select according to the thickness of fuel feeding guide barrel 15.
Claims (3)
1. the oil-feed port device of a fuel box for vehicle; The fuel feeding guide barrel (15) that is provided with oil-feed port (15a) and in Fuel Tank (3), extends at the upper wall (3a) that stores as the fuel box for vehicle (3) of the alcohol fuel of power fuel from this oil-feed port (15a); The oil-feed port device of this fuel box for vehicle is characterised in that
On said fuel feeding guide barrel (15), be provided with the lower opening portion of said fuel feeding guide barrel (15) is covered and allows the circulation of said fuel but the flame arrester (21) and the skirt section (27) of extending from the outer peripheral edges portion of this flame arrester (21) that prevent the intrusion of fire downwards
Said flame arrester (21) forms the hollow bulb (21a) with upper surface open, and said skirt section (27) form the below of the lower surface that extends to said flame arrester (21).
2. the oil-feed port device of fuel box for vehicle according to claim 1 is characterized in that,
Said skirt section (27) forms cylindric and on complete cycle, centers on said flame arrester (21).
3. the oil-feed port device of fuel box for vehicle according to claim 1 is characterized in that,
The axial length in said skirt section (27) is set at more than 2 times of axial length of said flame arrester (21).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007-275467 | 2007-10-23 | ||
| JP2007275467A JP5048451B2 (en) | 2007-10-23 | 2007-10-23 | Refueling port device for vehicle fuel tank |
| PCT/JP2008/068714 WO2009054304A1 (en) | 2007-10-23 | 2008-10-16 | Fuel filling device for vehicle fuel tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101842280A CN101842280A (en) | 2010-09-22 |
| CN101842280B true CN101842280B (en) | 2012-11-07 |
Family
ID=40579410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008801127159A Expired - Fee Related CN101842280B (en) | 2007-10-23 | 2008-10-16 | Fuel filling device for vehicle fuel tank |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20110259885A1 (en) |
| JP (1) | JP5048451B2 (en) |
| CN (1) | CN101842280B (en) |
| BR (1) | BRPI0818861B1 (en) |
| WO (1) | WO2009054304A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5463254B2 (en) * | 2010-09-24 | 2014-04-09 | 本田技研工業株式会社 | Fuel tank structure |
| DE102010049644A1 (en) * | 2010-10-28 | 2012-05-03 | Kautex Textron Gmbh & Co. Kg | Fuel tank for motor vehicles |
| US11807421B2 (en) | 2019-08-12 | 2023-11-07 | Surecan, Incorporated | Fill nozzle pass through flame mitigation device for portable fuel container |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1644420A (en) * | 2004-12-06 | 2005-07-27 | 黄晓东 | Pouring orifice fire and explosion resistant device of vehicle fuel tank |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1020077A (en) * | 1910-03-14 | 1912-03-12 | S F Bowser & Co Inc | Fill and vent fitting device. |
| US1283384A (en) * | 1914-08-17 | 1918-10-29 | Sydney S Weil | Apparatus for protecting volatile liquids. |
| US1177277A (en) * | 1915-12-04 | 1916-03-28 | Joseph A Schaub | Strainer for gasolene and other liquids and hydrocarbons. |
| US1266665A (en) * | 1916-02-23 | 1918-05-21 | William L Davis | Safety device for combustible-liquid containers. |
| US1553395A (en) * | 1924-02-21 | 1925-09-15 | Nicholas D Ressler | Safety filling tube |
| US1974091A (en) * | 1932-11-11 | 1934-09-18 | Wortmann Dietrich | Flame arrester for gasoline tanks |
| US1995997A (en) * | 1933-02-23 | 1935-03-26 | Herbert W Morris | Storage tank filling neck cap and lock therefor |
| US2379735A (en) * | 1941-10-09 | 1945-07-03 | John D Meikle | Flame arrester |
| US3911949A (en) * | 1973-12-03 | 1975-10-14 | Aero Tec Lab Inc | Safety fueling valve |
| US4224167A (en) * | 1979-03-19 | 1980-09-23 | Philip Buttigieg | Filler tube and filter attachment unit for fuel |
| JPS5886726U (en) * | 1981-12-02 | 1983-06-13 | マツダ株式会社 | car filler pipe |
| US4526216A (en) * | 1983-05-16 | 1985-07-02 | Yamaha Motor Corporation, U.S.A. | Unleaded fuel filling system for tanks without inlet pipe |
| JPS6398828U (en) * | 1986-12-18 | 1988-06-27 | ||
| JP2003301751A (en) * | 2002-02-07 | 2003-10-24 | Kazuhiro Kawasaki | Fuel tank and fuel pipe |
| JP5049737B2 (en) * | 2007-10-23 | 2012-10-17 | 本田技研工業株式会社 | Refueling port device for vehicle fuel tank |
| JP5048452B2 (en) * | 2007-10-23 | 2012-10-17 | 本田技研工業株式会社 | Refueling port device for vehicle fuel tank |
| JP5463254B2 (en) * | 2010-09-24 | 2014-04-09 | 本田技研工業株式会社 | Fuel tank structure |
-
2007
- 2007-10-23 JP JP2007275467A patent/JP5048451B2/en not_active Expired - Fee Related
-
2008
- 2008-10-16 US US12/739,138 patent/US20110259885A1/en not_active Abandoned
- 2008-10-16 BR BRPI0818861A patent/BRPI0818861B1/en active IP Right Grant
- 2008-10-16 WO PCT/JP2008/068714 patent/WO2009054304A1/en active Application Filing
- 2008-10-16 CN CN2008801127159A patent/CN101842280B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1644420A (en) * | 2004-12-06 | 2005-07-27 | 黄晓东 | Pouring orifice fire and explosion resistant device of vehicle fuel tank |
Non-Patent Citations (2)
| Title |
|---|
| JP昭63-98828U 1988.06.27 |
| JP特开2003-301751A 2003.10.24 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5048451B2 (en) | 2012-10-17 |
| CN101842280A (en) | 2010-09-22 |
| US20110259885A1 (en) | 2011-10-27 |
| JP2009101853A (en) | 2009-05-14 |
| BRPI0818861A2 (en) | 2015-05-05 |
| BRPI0818861B1 (en) | 2018-12-04 |
| WO2009054304A1 (en) | 2009-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101835679B (en) | Fuel inlet device for vehicle fuel tank | |
| US8517198B2 (en) | Vehicular fuel tank fuel filler orifice device | |
| CN101842280B (en) | Fuel filling device for vehicle fuel tank | |
| CN102619650B (en) | Saddle seat type vehicle | |
| EP3059407B1 (en) | Exhaust muffler | |
| CN101539051A (en) | Exhaust structure of motorcycle | |
| CN109386725A (en) | Pressure pan carrying structure | |
| CN102233922B (en) | Frame for motor-driven two wheel motorcycle | |
| CN102233923A (en) | Frame for motor-driven two wheel motorcycle and manufacturing method for the same | |
| CN101936200B (en) | Silencer apparatus and autobicycle | |
| CN102233921A (en) | Frame for motor-driven two wheel motorcycle | |
| WO2018065889A1 (en) | Suspension assembly | |
| CN210046173U (en) | Forging laser cutting protector | |
| CN104943789B (en) | The vehicle body frame of saddle ride type vehicle | |
| CN104943788B (en) | Attachment | |
| CN108407900B (en) | Lower joint structure of vehicle CD column | |
| JP2013248917A (en) | Fuel tank of saddle type vehicle | |
| CN218718718U (en) | Pin type connecting structure of planetary gear rotating frame | |
| JP5906663B2 (en) | Engine exhaust system | |
| CN104564280A (en) | Exhaust muffler for vehicle | |
| CN1607152B (en) | Two-wheel motorcycle | |
| CN215633419U (en) | EGR cooler core body assembly | |
| CN209614527U (en) | Gas shield cover is used in welding | |
| CN217048782U (en) | Vehicle body C ring reinforcing assembly | |
| EP1584548B1 (en) | Method of manufacturing motorcycle and tank-in frame of motorcycle |
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 |
Granted publication date: 20121107 Termination date: 20151016 |
|
| EXPY | Termination of patent right or utility model |