CN2303740Y - Opening-closing device for oil-tank cover - Google Patents

Abstract

The utility model relates to an oil-tank cover device which can add oil and be closed without opening an oil tank cover. The utility model relates to an opening-closing device for the oil-tank cover, comprising a top cover, a bottom seat and a buckle ring. The opening-closing device is arranged between the top cover and the bottom seat. A seat groove is arranged below the center of the cover surface of the top cover by a penetrating mode. The inner circumference of the seat groove is formed into a hemisphere curved surface shape, and the top end edge and the cover surface are connected to form a permeable opening. One side of the cover surface is provided with a shaft hole by a penetrating mode. The lower part of the shaft hole is intersected with the seat groove to form a containing groove. The groove surface of the other side of the seat groove corresponding to the containing groove is a flat shape, and the bottom end forms a butting stopping edge. The opening-closing device comprises a valve body, a moving shaft, a valve cover, a bearing seat and a cushion ring, wherein, the valve body sheathed and pivoted in the seat groove. A valve hole is arranged on the valve body, and a communicating state is formed corresponding to the opening of the seat groove. The utility model is used for an internal-combustion engine.

Description

The start-stop system of fuel lid

The utility model relates to fuel lid, refers in particular to the keying member of fuel lid.

Existing fuel tank has top cover, base and clasp etc., the base spiral shell is located on the oil hole, when makeup oil, must take off fuel lid is whole, refuel so that oiling tube is inserted oil hole, refueling finishes covers fuel lid again, but often forget to cover fuel lid and be open state, cause oil plant excessive, particularly the on-off structure of this case lid is very inconvenient, and this is the major defect place.

The purpose of this utility model provides a kind of easy to use promptly not opening, and fuel lid can refuel or the start-stop system of the fuel lid of closed fuel tank.

The purpose of this utility model is achieved in that the start-stop system of fuel lid, it comprises top cover, base, clasp, and a start-stop system is installed between top cover and base, it is characterized in that: this top cover capping mediad is provided with down and is penetrated with a groove, seat groove inner periphery forms hemisphere curved surface shape, and its top edge joins with capping and forms the opening of a saturating sky; One side of capping has provided an axis hole, and the formation storage tank is intersected with the seat groove in the axis hole bottom, and the storage tank seat groove groove face of side relatively in addition is a flat, and its bottom forms one to ending edge; The start-stop system comprises a valve body, one action shaft, one valve gap, one bearing and a packing ring, wherein, valve body cover pivot is in the seat groove, which is provided with valve opening, and form connected state corresponding to the mouth of seat groove, valve body two of the valve opening center shaft that intersects vertically corresponding distolaterally respectively be shaped to one and face directly, the middle position of facing directly respectively is provided with a pivot, wherein a pivot is assembled a passive helical wheel, and, on the radial circumference of side pivot, serve as that axle is between angle in addition with it corresponding to storage tank, on facing directly, form a convex surface, the convex surface both sides are the location edge that is flat, and the corresponding only edge that supports that terminates in top cover that supports; Action shaft is worn pivot in the top cover axis hole, comprises a upper rod section, a lower rod section, and upper rod section protrudes from the top cover capping, and lower rod section is equipped with active oblique gear and is arranged in storage tank, and passive helical wheel proper and valve body meshes; Valve gap one side cooperates and to be fixedly arranged on upper rod section and to protrude from part bar section on the top cover capping, and side is covered on the opening of capping in proper correspondence under the closed state in addition; Bearing is a hollow ring plate body, correspondence is fixedly arranged on the bottom surface of top cover inboard and is positioned at below the valve body, on the bearing end face, two pivots of corresponding valve body are provided with two pivot channels, the valve body movable axis is hubbed in the hatch cover seat groove, be provided with one and hold axis hole on the pivot channel bottom land position of action shaft lower rod section, the packing ring contact is limited between valve body and base.

Above-mentioned design by start-stop system's setting, has reached and has not opened that fuel lid can refuel or the effect of closed fuel tank.

Below by drawings and Examples the utility model is described further again:

Fig. 1 is the utility model preferred embodiment exploded perspective scheme drawing;

Fig. 2 analyses and observe scheme drawing when being sealing for the utility model preferred embodiment combination;

Fig. 3 analyses and observe for the utility model preferred embodiment combination and is scheme drawing when opening;

Fig. 4, when 5 the utility model preferred embodiment valve bodies are open, arc chute embedding pivot is in the view of bearing salient point;

As shown in Figure 1, 2: the utility model top cover 11 is that engineering plastics are one-body molded, and its outer peripheral edges are the lock spiral shell shape of continuous male and fomale(M﹠F), and its root edge place is provided with a buckle edge 111, respectively is provided with the block chalaza 112 of protrusion within it on the circumference quarter position; Base 12 is hollow T type cylinder, its top excircle is provided with the engagement groove 121 of corresponding block chalaza 112, makes base 12 and top cover 11 snap into one, and base 12 bottom body peripheries have screw thread 122, so that blind nut is in the oil hole of fuel tank, middle is the passage 123 that connects; Clasp 13 is the plastic hollow annular solid, and its inner ring sleeve peaks at root edge on the base 12, and the outer shroud apical margin is established a fastening edge 131 with respect to top cover 11 buckle edge 111, reaches top cover 11, base 12 assembly one, and these are prior art.The utility model is equipped with a start-stop system 2 at top cover 11 and 12 of bases, it is characterized in that: these top cover 11 cappings 113 mediads are provided with down and are penetrated with a groove 114, seat groove 114 inner peripherys form hemisphere curved surface shape, and its top edge joins with capping 113 and forms the opening 114a of a saturating sky; One side of capping 113 has provided an axis hole 115, and formation storage tank 116 is intersected with seat groove 114 in axis hole 115 bottoms, and storage tank 116 seat groove 114 groove faces of sides relatively in addition is a flat, and its bottom forms one to ending edge 117; Start-stop system 2 comprises a valve body 21, one action shaft 22, one valve gap 23, one bearing 24 and a packing ring 25, wherein, valve body 21 cover pivots are in seat groove 114, which is provided with valve opening 211, and form connected state corresponding to the mouth of seat groove 114, valve body 21 two of valve opening 211 center shafts that intersect vertically corresponding distolaterally respectively be shaped to one and face 212 directly, 212a, this middle position of facing directly respectively is provided with a pivot 213,215, wherein a pivot 213 is assembled a passive helical wheel 214, and corresponding to storage tank 116, in addition on the radial circumference of side pivot 215, with it serves as that axle is between angle, form a convex surface 216 on the 212a in facing directly, convex surface 216 both sides are the location edge 2161 that is flat, 2162, and the corresponding only edge 117 that supports that terminates in top cover 11 that supports; Action shaft 22 is worn pivot in top cover 11 axis holes 115, comprise a upper rod section 221, a lower rod section 223, upper rod section 221 protrudes from top cover 11 cappings 113, and lower rod section 223 is equipped with active oblique gear 224 and is arranged in storage tank 116, and passive helical wheel 214 proper and valve body 21 meshes; Valve gap 23 1 sides cooperate and to be fixedly arranged on upper rod section 221 and to protrude from part bar section on top cover 11 cappings 113, and side is covered on the opening 114a of capping 113 in proper correspondence under the closed state in addition; Bearing 24 is a hollow ring plate body, correspondence is fixedly arranged on the bottom surface of top cover 11 inboards and is positioned at valve body 21 belows, on bearing 24 end faces, two pivots 213,215 of corresponding valve body 21 are provided with two pivot channels 244,245, valve body 21 movable axis pivots are in 11 grooves 114 of top cover, be provided with one and hold axis hole 246 on the pivot channel 244 bottom land positions of action shaft 22 lower rod sections 223, packing ring 25 contacts are limited in 12 of valve body 21 and bases.Wherein, adjacent its of these valve body 21 side faces left and rightly faces 212 directly, 212a reverse position place each other, be arranged with camber chute 217 along its side face radian respectively, and on bearing 24, be respectively equipped with salient point 247, and salient point 247 fastens in camber chute 217 corresponding to these camber chute 217 positions.When valve body 21 is turned to, can reach the effect of level and smooth smooth and easy more and strong fix.Wherein, the upper rod section 221 of this action shaft 22 is set as outer-hexagonal face 221a, and a screw 222 is established at its top, valve gap 23 then is set as inner hexagonal hole 231 accordingly, its top is corresponding establishes coupling hole 232, and is equipped with check screw 233, is integral so that valve gap 23 and upper rod section 221 can be locked; This valve gap 23 in addition side then elongation moulding be cover plate 234, and be convexly equipped with moulding plate 235 in cover plate 234 end faces.Reach and use the moving more convenient effect of plate.The upper rod section 221 that is action shaft 22 is arranged in top cover 11 axis holes 115, and lower rod section 223 external diameters are less than upper rod section 221; Camber chute 217 on valve body 21 side faces, its arc length are slightly larger than the convex surface 216 of its moulding 1/4 circle; Valve opening 211 apertures are rough suitable with the opening 114a diameter that is connected to mutually on the capping 113 of seat groove 114, and valve body 21 can be active in the groove 114 according to certain orientation, end edge 117 and limit location after these valve body 21 activities turn to and support.Wherein, the anchor ring of bearing 24 is provided with a plurality of counter sinks 242, to cooperate the corresponding screw 243 that sets firmly to be locked in the screw 118 of top cover 11, be fixed on the bottom surface 119 of top cover 11 inboards, the corresponding bearing 24 of the end face of bottom surface 119, bearing 24 central authorities are for circular hole 241 and provide one in pivot channel 244 bottom land positions and hold axis hole 246, so that lower rod section 223 location wherein, make accurately smooth operations of action shaft 22.

Shown in Fig. 3-5: it uses feelings to be: just often valve gap 23 is placed on the opening 114a of top cover 11 cappings 113, and valve opening 211 is not relative with opening 114a, so fuel tank is closed state; During use, force in plate 235, after valve gap 23 turn 90 degrees with action shaft 22 anticlockwise directions, start by helical teeth 224,214, the valve opening 211 of valve body 21, opening 114a and passage 123 form connected state, can refuel to fuel tank, otherwise the moving plate 235 of clockwise direction plate gets final product closing passage.The wherein setting of camber chute 217 on the valve body 21, the setting of salient point 247 and cooperate valve body 21 convex surfaces 216 upper and lower location edges 2161,2162 and end supporting of edge 217 and end spacing etc. on the bearing 24 with respect to supporting, not external force effect such as reason vibrations and displacement, skew, it is reliably safe to guarantee to use.

Claims (3)

1, the start-stop system of fuel lid, it comprises top cover, base, clasp, and a start-stop system is installed between top cover and base, it is characterized in that: this top cover capping mediad is provided with down and is penetrated with a groove, seat groove inner periphery forms hemisphere curved surface shape, and its top edge joins with capping and forms the opening of a saturating sky; One side of capping has provided an axis hole, and the formation storage tank is intersected with the seat groove in the axis hole bottom, and the storage tank seat groove groove face of side relatively in addition is a flat, and its bottom forms one to ending edge; The start-stop system comprises a valve body, one action shaft, one valve gap, one bearing and a packing ring, wherein, valve body cover pivot is in the seat groove, which is provided with valve opening, and form connected state corresponding to the mouth of seat groove, valve body two of the valve opening center shaft that intersects vertically corresponding distolaterally respectively be shaped to one and face directly, the middle position of facing directly respectively is provided with a pivot, wherein a pivot is assembled a passive helical wheel, and, on the radial circumference of side pivot, serve as that axle is between angle in addition with it corresponding to storage tank, on facing directly, form a convex surface, the convex surface both sides are the location edge that is flat, and the corresponding only edge that supports that terminates in top cover that supports; Action shaft is worn pivot in the top cover axis hole, comprises a upper rod section, a lower rod section, and upper rod section protrudes from the top cover capping, and lower rod section is equipped with active oblique gear and is arranged in storage tank, and passive helical wheel proper and valve body meshes; Valve gap one side cooperates and to be fixedly arranged on upper rod section and to protrude from part bar section on the top cover capping, and side is covered on the opening of capping in proper correspondence under the closed state in addition; Bearing is a hollow ring plate body, correspondence is fixedly arranged on the bottom surface of top cover inboard and is positioned at below the valve body, on the bearing end face, two pivots of corresponding valve body are provided with two pivot channels, the valve body movable axis is hubbed in the hatch cover seat groove, be provided with one and hold axis hole on the pivot channel bottom land position of action shaft lower rod section, the packing ring contact is limited between valve body and base.

2, the start-stop system of fuel lid as claimed in claim 1, it is characterized in that: wherein, adjacent its left and right reverse position place each other that faces directly of this valve body side face, be arranged with the camber chute along its side face radian respectively, and be respectively equipped with salient point corresponding to this camber runner position on bearing, and salient point fastens in the camber chute.

3, the start-stop system of fuel lid as claimed in claim 1, it is characterized in that: wherein, the upper rod section of this action shaft is set as the outer-hexagonal face, a screw is established at its top, valve gap then is set as inner hexagonal hole accordingly, the corresponding coupling hole of establishing in its top, and be equipped with check screw, so that can being locked, valve gap and upper rod section be integral; This valve gap in addition side then elongation moulding be cover plate, and be convexly equipped with the moulding plate in the cover plate end face.

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