CN104879526A - Valve and oil supply system - Google Patents
Valve and oil supply system Download PDFInfo
- Publication number
- CN104879526A CN104879526A CN201510242020.4A CN201510242020A CN104879526A CN 104879526 A CN104879526 A CN 104879526A CN 201510242020 A CN201510242020 A CN 201510242020A CN 104879526 A CN104879526 A CN 104879526A
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- China
- Prior art keywords
- valve
- oil
- valve body
- filler opening
- spool
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
- F16K11/044—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with movable valve members positioned between valve seats
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
- F02M37/0023—Valves in the fuel supply and return system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0263—Construction of housing; Use of materials therefor of lift valves multiple way valves
Abstract
The invention discloses a valve and an oil supply system. The valve comprises a valve body, wherein the valve body is provided with a first oil inlet, a second oil inlet and an oil outlet, the oil outlet is formed between the first oil inlet and second oil inlet, and the first oil inlet and the second oil inlet are communicated with the oil outlet. Because the first oil inlet and the second oil inlet are communicated with the oil outlet, and the oil outlet is formed between the first oil inlet and second oil inlet, oil can successfully enter the valve body from the first oil inlet and/or second oil inlet under any working condition, and then the oil flows to the oil outlet through a flow passage in the valve body and flows to the oil supply system of the vehicle from the oil outlet, an oil pump of the oil supply system can fully suck oil, the flame-out of an engine due to the fact that the oil pump cannot suck oil or the oil pump does not suck enough oil is avoided, and the normal work of the engine and a vehicle is well guaranteed.
Description
Technical field
The present invention relates to technical field of vehicle, in particular to a kind of valve and oil supply system.
Background technique
Generally speaking, oil inlet pipe in the oil supply system of existing vehicle and return tube all directly go deep into tank bottoms, to complete oil-feed and oil return process, but oil inlet pipe and return tube adopt this kind of set-up mode to there is following defect: when the oil mass in fuel tank is lower than a certain amount of, vehicle be in climbing or descending and the gradient relatively large time, fuel oil in fuel tank can to the lopsidedness of fuel tank, cause fuel sucking pipe or cannot contact insufficient with fuel contacts so possibly, and then cause oil pump cannot from fuel tank oil suction or oil suction insufficient, motor is finally caused to stop working suddenly, not only there is more serious potential safety hazard, and the life-span of car load can be affected.
Summary of the invention
The invention provides a kind of valve and oil supply system, be intended to the fluid of filler opening under some operating mode easily and in fuel tank solved in existing oil supply system and be separated, and then the problem causing motor to stop working suddenly.
On the one hand, the invention provides a kind of valve, comprising: valve body, wherein: valve body is provided with the first filler opening, the second filler opening and oil outlet, oil outlet is arranged between the first filler opening and the second filler opening, and the first filler opening is all connected with oil outlet with the second filler opening.
Further, in above-mentioned valve, valve body comprises: the center valve body of both ends open, and the sidewall of center valve body offers oil outlet; First valve component, is connected to the first end of center valve body, and the first valve component is provided with the first filler opening; Second valve component, is connected to the second end of center valve body, and the second valve component is provided with the second filler opening.
Further, above-mentioned valve also comprises: inertia ball; Wherein, inertia ball is slidably disposed in center valve body; First valve component is used for, when inertia ball slides to the second valve component direction, blocking the first filler opening and being communicated with between oil outlet; Second valve component is used for, when inertia ball slides to the first valve component direction, blocking the second filler opening and being communicated with between oil outlet.
Further, in above-mentioned valve, the first valve component comprises: the first end cap, the first valve body and the first mangetic core assembly, and the first valve body is the hollow shell of both ends open, and the first filler opening is opened in the first end cap; Wherein, the first end of the first valve body is connected with the first end of center valve body, second end of the first valve body is provided with the first end cap, the first mangetic core assembly be used for direction from inertia ball to the second valve component slide time, block the first filler opening and being communicated with between oil outlet; And/or, second valve component comprises: the second end cap, the second valve body and the second mangetic core assembly, second valve body is the hollow shell of both ends open, second filler opening is opened in the second end cap, wherein, the first end of the second valve body is connected with the second end of center valve body, and the second end of the second valve body is provided with the second end cap; Second mangetic core assembly is used for, when inertia ball slides to the first valve component direction, blocking the second filler opening and being communicated with between oil outlet.
Further, in above-mentioned valve, the first mangetic core assembly comprises: the first spool, the first return spring, the second return spring and the first valve seat, the first spool offers the first oil-through hole, the first valve seat offers the first through hole; Wherein, the first spool is slidably disposed in the first valve body, and the first valve seat to be fixedly installed in the first valve body and/or center valve body and to be placed between the first spool and inertia ball; The first end of the first spool is connected with inertia ball by the first return spring, and the second end of the first spool is connected with the first end cap by the second return spring; The first end of the first spool is provided with the first closure part for matching with the first through hole; And/or the second mangetic core assembly comprises: the second spool, the 3rd return spring, the 4th return spring and the second valve seat, the second spool offers the second oil-through hole, the second valve seat offers the second through hole; Wherein: the second spool is slidably disposed in the second valve body, the second valve seat to be fixedly installed in the second valve body and/or center valve body and to be placed between the second spool and inertia ball; The first end of the second spool is connected with inertia ball by the 3rd return spring, and the second end of the second spool is connected with the second end cap by the 4th return spring; The first end of the second spool is provided with the second closure part for matching with the second through hole.
Further, in above-mentioned valve, the first through hole is cone shape hole, and the outer wall of the first closure part is the conical surface matched with cone shape hole; And/or the second through hole is cone shape hole, the outer wall of the second closure part is the conical surface that cone shape hole matches.
Further, in above-mentioned valve, the first oil-through hole is uniformly distributed along the circumference of the first spool; And/or the second oil-through hole is uniformly distributed along the circumference of the second spool.
Further, in above-mentioned valve, the quantity of oil outlet is two, and two oil outlets are arranged along the axis of center valve body, and two oil outlets are respectively near the two ends of center valve body; Inertia ball offers the 3rd oil-through hole.
The invention provides a kind of valve, this valve comprises: valve body, and wherein: valve body is provided with the first filler opening, the second filler opening and oil outlet, oil outlet is arranged between the first filler opening and the second filler opening, further, the first filler opening is all connected with oil outlet with the second filler opening.Can find out, because the first filler opening is all connected with oil outlet with the second filler opening, and oil outlet is arranged between the first filler opening and the second filler opening, therefore no matter under which kind of operating mode, fluid all successfully can enter valve body inside from the first filler opening and/or the second filler opening, then the runner through valve body inside flows to oil outlet place, flow into the oil supply system of vehicle from oil outlet again, enable the oil pump fully oil suction of oil supply system, avoid due to oil pump cannot oil suction or oil suction insufficient and cause the flame-out of motor, the final normal work that ensure that motor and vehicle preferably.
On the other hand, present invention also offers a kind of oil supply system, this oil supply system comprises: power plant, in-line, return line and fuel tank, and power plant, in-line, return line and fuel tank form closed circuit, also comprise above-mentioned valve; Wherein: valve is arranged in fuel tank, and the filler opening of valve is connected with fuel tank, and the oil outlet of valve is connected with in-line.
Further, above-mentioned oil supply system also comprises: bypass line and the bypass valve be arranged on bypass line; Wherein, the first end of bypass line is connected with fuel tank, and the second end of bypass line is connected with in-line.
Further, above-mentioned oil supply system also comprises: the first fuel sucking pipe and the second fuel sucking pipe, and wherein: the first end of the first fuel sucking pipe is connected with the first filler opening, the second end of the first fuel sucking pipe is placed in tank bottoms; The first end of the second fuel sucking pipe is connected with the second filler opening, and the second end of the second fuel sucking pipe is placed in tank bottoms.
Because valve has above-mentioned technique effect, therefore the oil supply system with this valve also has corresponding technique effect.
Accompanying drawing explanation
The structural representation of the valve that Fig. 1 provides for the embodiment of the present invention;
The operating diagram of valve when vehicle is in level road traveling that Fig. 2 provides for the embodiment of the present invention;
The operating diagram of valve when vehicle is in upward slope state that Fig. 3 provides for the embodiment of the present invention;
The operating diagram of valve when vehicle is in descending state that Fig. 4 provides for the embodiment of the present invention;
The operating diagram of valve when vehicle is in anxious acceleration mode that Fig. 5 provides for the embodiment of the present invention;
The operating diagram of valve when vehicle is in anxious deceleration regime that Fig. 6 provides for the embodiment of the present invention;
The structural representation of the oil supply system that Fig. 7 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with Figure of description, the valve provide the embodiment of the present invention and the embodiment of oil supply system are described.
Valve embodiments:
See Fig. 1, there is shown a kind of preferred structure of the valve that the embodiment of the present invention provides.As shown in Figure 1, the present embodiment comprises: valve body 100, wherein: valve body 100 is provided with the first filler opening 32, second filler opening 42 and oil outlet 11, oil outlet 11 is placed between the first filler opening 32 and the second filler opening 42, further, the first filler opening 32 is all connected with oil outlet 11 with the second filler opening 42.During concrete enforcement, first filler opening 32 can be arranged at the first end (left end shown in Fig. 1) of valve body 100, second filler opening 42 can be arranged at second end (right-hand member shown in Fig. 1) of valve body 100, oil outlet 11 can be arranged at the sidewall of valve body body 100, the quantity of the first filler opening 32 and the second filler opening 42 can be all one, two or more, concrete quantity can be determined according to actual conditions, and the present embodiment does not do any restriction to this.
Can find out, in the present embodiment, because the first filler opening 32 is all connected with oil outlet 11 with the second filler opening 42, and oil outlet 11 is placed between the first filler opening 32 and the second filler opening 42, under this kind of arrangement, no matter under which kind of operating mode, such as valve tilts to the left or to the right, fluid all can successfully enter in valve body 100 from the first filler opening 32 and/or the second filler opening 42, then the runner through valve body 100 inside flows to oil outlet 11 place, flow into the oil supply system of vehicle from oil outlet 11 again, enable the oil pump fully oil suction of oil supply system, avoid due to oil pump cannot oil suction or oil suction insufficient and cause the abnormal misfire of motor, thus ensure that the normal work of motor and vehicle preferably.
In the present embodiment, valve body 100 can comprise: center valve body 1, first valve component and the second valve component.Wherein, center valve body 1 can be the hollow casing of both ends open, and the sidewall of center valve body 1 offers oil outlet 11.The first end (left end shown in Fig. 1) of center valve body 1 is connected with the first valve component, and second end (right-hand member shown in Fig. 1) of center valve body 1 is connected with the second valve component.Between first valve component and center valve body 1, and can for being threaded between the second valve component with center valve body 1, other Placements that yet can be well known to those skilled in the art, the present embodiment does not do any restriction to this.Sealing gasket 31 can be installed in the joint of the first valve component and center valve body 1, to strengthen sealability.In like manner, sealing gasket 41 also can be installed in the joint of the second valve component and center valve body 1, is to strengthen sealability equally.The two ends of center valve body 1 can be respectively arranged with shoulder, and the shoulder of center valve body 1 first end can position sealing gasket 31 and the first valve component, and similarly, the shoulder of center valve body 1 second end can position sealing gasket 41 and the second valve component.
Can find out, when valve body 100 adopts said structure, the structure of valve is comparatively simple, and installation and removal process also more for convenience, can clear up the inside of valve body 100 comparatively easily, be conducive to ensureing that valve is in preferably working state always.
Further, the present embodiment can also comprise: inertia ball 2; Wherein, inertia ball 2 is slidably disposed in center valve body 1, and particularly, the mode that inertia ball 2 can be connected by spring is arranged in center valve body 1.First valve component be used for direction from inertia ball 2 to the second valve component slide time, block the first filler opening 32 and being communicated with between oil outlet 11; Second valve component be used for direction from inertia ball 2 to the first valve component slide time, block the second filler opening 42 and being communicated with between oil outlet 11.
As shown in Figure 2, when specifically installing, this valve can be installed in the fuel tank 8 of the oil supply system of vehicle.When fuel tank 8 tilts (for position shown in Fig. 2) to the right, inertia ball 2 can slide to the direction of the second valve component under gravity, now, first valve component can control to be in disconnected state between the first filler opening 32 and oil outlet 11, and the second valve component can control the second filler opening 42 and the state still keeping between oil outlet 11 being communicated with.Because the fluid in fuel tank 8 is mainly gathered in the lower right of fuel tank 8, so time, second filler opening 42 can abundant oil suction from fuel tank 8, and the first filler opening 32 can not contact with fluid, inertia ball 2 has blocked the first filler opening 32 and being communicated with between oil outlet 11, so time air cannot enter in in-line 6 from the first filler opening 32, ensure that carrying out smoothly of oil-absorbing process.In like manner, when fuel tank 8 left inclined downward (for position shown in Fig. 2) time, inertia ball 2 can slide to the direction of the first valve component under gravity, at this moment not connected state is between the second filler opening 42 and oil outlet 11, and between the first filler opening 32 and oil outlet 11, still keep connected state, because the fluid in now fuel tank 8 is mainly gathered in the left bottom of fuel tank 8, therefore the first filler opening 32 can abundant oil suction from fuel tank 8, and the second filler opening 42 is difficult to contact with fluid, inertia ball 2 has blocked the second filler opening 42 and being communicated with between oil outlet 11, so now air can not enter in in-line 6 from the second filler opening 42, ensure that carrying out smoothly of oil-absorbing process equally.Can find out, in the present embodiment, no matter fuel tank 8 towards which direction tilts, and namely inertia ball 2 slides towards the first valve component or the direction of the second valve component, and valve successfully can absorb fluid from fuel tank 8.Compared with prior art, the present embodiment will cause the fuel oil supply of vehicle to be interrupted suddenly because vehicle is in some operating mode, and, no matter under which kind of operating mode, air all cannot enter valve internal by filler opening, and the oil suction efficiency of valve is impacted, thus ensure that fluid is supplied in time, fully, finally further ensure the normal work of motor and vehicle.
Continue see Fig. 1, there is shown the preferred structure of the first valve component in the valve body that the present embodiment provides.As shown in Figure 1, the first valve component can comprise: the first end cap 33, first valve body 34 and the first mangetic core assembly.Wherein, the first valve body 34 can be the hollow shell of both ends open, and the first filler opening 32 can be opened in the first end cap 33; The first end (right-hand member shown in Fig. 1) of the first valve body 34 is connected with the first end of center valve body 1, and second end (left end shown in Fig. 1) of the first valve body 34 is provided with the first end cap 33; First mangetic core assembly be used for direction from inertia ball 2 to the second valve component slide time, block the first filler opening 32 and being communicated with between oil outlet 11.During the first valve component employing said structure, the structure of valve is simple, easily manufactured.
It should be noted that, when inertia ball 2 is in position as shown in Figure 1, during the middle position of i.e. center valve body 1, a part for first mangetic core assembly is placed in the first valve body 34, another part is placed in center valve body 1, when inertia ball slides into position as shown in Figure 4 to the direction of the first valve component, the first mangetic core assembly entirety is all placed in the first valve body 34.
Further, also show the preferred structure of the first mangetic core assembly that the present embodiment provides in Fig. 1.As shown in Figure 1, the first mangetic core assembly can comprise: the first spool 35, first return spring 37, second return spring 36 and the first valve seat 38.Wherein, the first spool 35 offers the first oil-through hole 351, first valve seat 38 and offers the first through hole 381; Wherein, the first spool 35 is slidably disposed in the first valve body 34, and the first valve seat 38 to be fixedly installed in the first valve body 34 and/or center valve body 1 and to be placed between the first spool 35 and inertia ball 2; The first end (right-hand member shown in Fig. 1) of the first spool 35 is connected with inertia ball 2 by the first return spring 37, and second end (left end shown in Fig. 1) of the first spool 35 is connected with the first end cap 33 by the second return spring 36.The first end of the first spool 35 is provided with the first closure part 352 for matching with the first through hole 381.During the first mangetic core assembly employing said structure, the structure of valve is simple, easily manufactured.
Preferably, first through hole 381 can be cone shape hole, correspondingly, the outer wall of the first closure part 352 can for the conical surface matched with cone shape hole, like this can the first spool 35 slide into the first closure part 352 is plugged in the first through hole 381 time, ensure good seal between the outer wall of the first spool 35 and the inwall of the first valve seat 38, prevent air from entering in center valve body 1 by the gap between the outer wall of the first spool 35 and the inwall of the first valve seat 38, finally have influence on the oil-absorbing process of oil pump and the normal work of motor.
Preferably, the first oil-through hole 351 can be arranged along the axis of the first spool 35, and can be uniformly distributed along the circumference of the first spool 35.Like this, when fluid to enter in valve from the first filler opening 32 and to flow through the first oil-through hole 351, the first spool 35 stressed comparatively even, the flow velocity of fluid is comparatively stable.
As shown in Figure 1, in the various embodiments described above, second valve component also can comprise: the second end cap 43, second valve body 44 and the second mangetic core assembly, wherein, second valve body 44 also can be the hollow shell of both ends open, the first end (left end shown in Fig. 1) that second filler opening 42 can be opened in the second end cap 43, second valve body 44 is connected with the second end of center valve body 1, and second end (right-hand member shown in Fig. 1) of the second valve body 44 is provided with the second end cap 43; Second mangetic core assembly is used for, when inertia ball 2 slides to the first valve component direction, blocking the second filler opening 42 and being communicated with between oil outlet 11.During the second valve component employing said structure, the structure of valve is also fairly simple, manufactures also more convenient.
It should be noted that, when inertia ball 2 is in position as shown in Figure 1, during the middle position of i.e. center valve body 1, a part for second mangetic core assembly is placed in the second valve body 44, another part is placed in center valve body 1, when inertia ball slides into position as shown in Figure 3 to the direction of the second valve component, the second mangetic core assembly is all placed in the second valve body 44.
Further, the preferred structure see also show the second mangetic core assembly in Fig. 1, figure is continued.As shown in Figure 1, the second mangetic core assembly comprises: the second spool 45, the 3rd return spring 47, the 4th return spring 46 and the second valve seat 48.Wherein, the second spool 45 offers the second oil-through hole 451, second valve seat 48 and offers the second through hole 481; Wherein: the second spool 45 is slidably disposed in the second valve body 44, the second valve seat 48 to be fixedly installed in the second valve body 44 and/or center valve body 1 and to be placed between the second spool 45 and inertia ball 2; The first end (left end shown in Fig. 1) of the second spool 45 is connected with inertia ball 2 by the 3rd return spring 47, and second end (right-hand member shown in Fig. 1) of the second spool 45 is connected with the second end cap 43 by the 4th return spring 46; The first end of the second spool 45 is provided with the second closure part 452 for matching with the second through hole 481.During the second mangetic core assembly employing said structure, the structure of valve is also fairly simple, manufactures also more convenient.
Preferably, second through hole 481 also can be cone shape hole, correspondingly, the outer wall of the second closure part 452 also can for the conical surface matched with cone shape hole, like this can the second spool 45 slide into the second closure part 452 is plugged in the second through hole 481 time, ensure good seal between the outer wall of the second spool 45 and the inwall of the second valve seat 48, prevent air from entering in center valve body 1 by the gap between the outer wall of the second spool 45 and the inwall of the second valve seat 48, finally have influence on the oil-absorbing process of oil pump and the normal work of motor.
Preferably, the second oil-through hole 451 also can be arranged along the axis of the second spool 45, and can be uniformly distributed along the circumference of the second spool 45.Like this, when fluid to enter in valve from the second filler opening 42 and to flow through the second oil-through hole 451, the second spool 45 stressed also comparatively even, the flow velocity of fluid is also comparatively stable.
It should be noted that, in above-described embodiment, the first valve body 34, center valve body 1 and the second valve body 44 three also can be one-body molded, to simplify the installation process of valve.
It should be noted that, inertia ball 2 is connected with the spring between the first spool 35 and the second spool 45, between the first spool 35 with the first end cap 33, between the second spool 45 with the second end cap 43 respectively also can be replaced by other elastic elements well-known to those skilled in the art, and the present embodiment does not do any restriction to this.
As shown in Figure 1, in the present embodiment, the two ends of inertia ball 2 can be respectively arranged with the first joint 21 and the second joint 22; First joint 21 and the second joint 22 can for being convexly equipped in the boss at inertia ball 1 outer wall two ends respectively, certainly, other structures that first joint 21 and the second joint 22 also can be well known to those skilled in the art, the present embodiment does not do any restriction to this.During concrete enforcement, the first end (right-hand member shown in Fig. 1) of the first return spring 37 connects and is sheathed on the first joint 21, the first end (left end shown in Fig. 1) of the 3rd return spring 47 connects and is sheathed on the second joint 22, and the installation of the first return spring 37 and the 3rd return spring 47 can be made so more reliable.
In the present embodiment, the quantity of oil outlet 11 can be two, and two oil outlets 11 are set up in parallel along the axis of center valve body 1, and two oil outlets 11 are respectively near the two ends of center valve body 1.Inertia ball 2 offers the 3rd oil-through hole 23, and preferably, the 3rd oil-through hole 23 can be arranged along the axis of inertia ball 2, and now, two oil outlets can be connected by the 3rd oil-through hole 23.Like this, no matter which two filler openings to enter center valve body 1 from inner for fluid, fluid not only can flow into in-line 6 from that oil outlet close with the filler opening of actual oil suction, fluid can also first through the 3rd oil-through hole 23, flow in in-line 6 by another oil outlet again, two oil outlets 11 can be the oil pump feed of oil supply system simultaneously, therefore the fuel feeding efficiency of valve will be improved to some extent, thus further ensure the ample supply of fluid, finally further ensure the normal work of motor and vehicle.
Below the working procedure of valve under various different operating mode that the present embodiment provides is described in detail:
As shown in Figure 2, when vehicle at the uniform velocity travels on level road, inertia ball 2 can be in its initial position under the acting in conjunction of the initial tension of spring of the first return spring 37 and the 3rd return spring 47, the i.e. middle position of center valve body 1, at this moment the first valve component and the second valve component are all in level, first filler opening 32 is connected with fuel tank 8 with the second filler opening 42 simultaneously, therefore fluid can enter valve inner by the first filler opening 32 and the second filler opening 42 simultaneously, then flow in the in-line 6 of oil supply system through oil outlet 11, for motor provides fuel oil to prevent motor from stopping working suddenly and then to have influence on the normal use of vehicle.
As shown in Figure 3, when vehicle is in upward slope state (direction of travel of vehicle as shown by arrow A), fuel tank 8 can tilt (for position shown in Fig. 2) to the right, at this moment, fluid in fuel tank 8 all concentrates on the lower right of fuel tank 8, and fluid can enter in valve from the second filler opening 42, and the left bottom of fuel tank 8 does not have fuel oil, be all air, the first filler opening 32 is exposed in air.At this moment, inertia ball 2 can slide under gravity to the right, along with the slip of inertia ball 2, first return spring 37 will be in extended state, 3rd return spring 47 is in compressive state, slide to the right under the acting in conjunction of the pulling force that the first spool 35 applies at gravity and the first return spring 37, slide to the right under the acting in conjunction of the thrust that the second spool 45 applies at gravity and the 3rd return spring 47.First spool 35 slides near the direction of the first valve seat 38, second spool 45 then slides to the direction away from the second valve seat 48, finally, when the first spool 35 closure part moved on the first spool 35 is plugged in the first through hole on the first valve seat 38, namely when cone shape hole seals up by the conical surface of closure part, first spool 35 stops sliding, now the oil supply loop of the first valve component is cut off, when the air in fuel tank 8 enters the first valve body 34 inside from the first filler opening 32 the first end cap 33, when flowing into the first spool 35 and the first valve seat 38 through the first oil-through hole 351 again, air cannot enter center valve body 1 inside and flow in the in-line 6 of oil supply system by the oil outlet 11 of center valve body 1 sidewall, ensure that carrying out smoothly of oil-absorbing process.For the oil supply loop of the second valve component, it is inner that fluid in fuel tank 8 enters the second valve body 44 from the second filler opening 42 the second end cap 43, flow into the second spool 45 and the second valve seat 48 through the second oil-through hole 451 again, the second through hole then on the second valve seat 48 flows between inertia ball 2 and the second valve seat 48.Sidewall due to center valve body 1 offers two oil outlets 11, part fluid directly flows into the in-line 6 of oil supply system from that oil outlet near the second valve seat 48, some fluid can be crossed hydraulic fluid port 23 through the 3rd on inertia ball 2 and flow to inertia ball 2 and the first valve seat 38, then through flowing in the in-line 6 of oil supply system near that oil outlet of the first valve seat 38, to ensure that motor has sufficient oil mass supply preferably.To sum up, when vehicle be in upward slope state cause fuel tank 8 to tilt time, fluid can enter the in-line 6 of oil supply system from the second filler opening 42 covered by fluid, air then cannot enter in the in-line 6 of oil supply system by the first filler opening 32 be exposed in air, thus ensure that this valve in this condition for motor provides enough fuel oils, can ensure the normal work of motor.
As shown in Figure 4, when vehicle is in descending state (direction of travel of vehicle as shown by arrow B), fuel tank 8 can tilt below (for position shown in Fig. 2) left, at this moment, fluid in fuel tank 8 all concentrates on the left bottom of fuel tank 8, and fluid can enter in valve from the first filler opening 32, and the lower right of fuel tank 8 does not have fuel oil, be all air, the second filler opening 42 is exposed in air.At this moment, inertia ball 2 understands under gravity slid underneath left, along with the slip of inertia ball 2, first return spring 37 will be in compressive state, 3rd return spring 47 is in extended state, slid underneath left under the acting in conjunction of the thrust that the first spool 35 applies at gravity and the first return spring 37, slid underneath left under the acting in conjunction of the pulling force that the second spool 45 applies at gravity and the 3rd return spring 47.First spool 35 slides to the direction away from the first valve seat 38, second spool 45 then slides near the direction of the second valve seat 48, finally, when the second spool 45 closure part moved on the second spool 45 is plugged in the second through hole on the second valve seat 48, namely when cone shape hole seals up by the conical surface of closure part, second spool 45 stops sliding, now the oil supply loop of the second valve component is cut off, even if it is inner that the air in fuel tank 8 enters the second valve body 44 from the first filler opening 42 the second end cap 43, flow into the second spool 45 and the second valve seat 48 through the second oil-through hole 451 again, also cannot enter center valve body 1 inside and flow in the in-line 6 of oil supply system by the oil outlet 11 of center valve body 1 sidewall, thus ensure that carrying out smoothly of oil-absorbing process.For the oil supply loop of the first valve component, it is inner that fluid in fuel tank 8 enters the first valve body 34 from the first filler opening 32 the first end cap 33, flow into the first spool 35 and the first valve seat 38 through the first oil-through hole 351 again, the first through hole then on the first valve seat 38 flows between inertia ball 2 and the first valve seat 38.Sidewall due to center valve body 1 offers two oil outlets 11, part fluid directly flows into the in-line 6 of oil supply system from that oil outlet near the first valve seat 38, some fluid can be crossed hydraulic fluid port 23 through the 3rd on inertia ball 2 and flow to inertia ball 2 and the second valve seat 48, then through flowing in the in-line 6 of oil supply system near that oil outlet of the second valve seat 48, to ensure that motor has sufficient oil mass supply preferably.To sum up, when vehicle be in descending state cause fuel tank 8 to tilt time, fluid can enter the in-line 6 of oil supply system from the first filler opening 32 covered by fluid, air then cannot enter in the in-line 6 of oil supply system by the second filler opening 42 be exposed in air, thus ensure that this valve in this condition for motor provides enough fuel oils, can ensure the normal work of motor.
As shown in Figure 5, when vehicle is in anxious acceleration mode (direction of travel of vehicle as shown by arrow C), inertia ball 2 can move to the direction of the second spool 45 due to the effect of inertia, working state when the specific works process of this operating mode lower valve and vehicle driving up is similar, specific works process, with reference to the explanation to upward slope process, does not repeat them here.
As shown in Figure 6, when vehicle is in anxious deceleration regime (direction of travel of vehicle as shown by arrow D), inertia ball 2 can move to the direction of the first spool 35 due to the effect of inertia, working state when the specific works process of this operating mode lower valve and vehicle descending is similar, specific works process, with reference to the explanation to descending process, does not repeat them here.
When vehicle is in the road conditions of jolting, inertia ball 2 can reciprocatingly slide left and right under the effect of inertial force, whole valve constantly can adjust the working state of the first valve component and the second valve component according to the slip of inertia ball 2, its specific works process with reference to working procedure when vehicle driving up and descending, can not repeat them here.When inertial force disappears time, inertia ball 2 can be returned to its initial position under the effect of the spring-return power of the first return spring 37 and the 3rd return spring 47.In the present embodiment, can ensure that valve still can normally oil suction under this operating mode by the weight of choose reasonable inertia ball 2, the first return spring 37 and the rigidity of the 3rd return spring 47 and the stroke of inertia ball 2.
When vehicle is by the state of going up a slope, descending state, anxious acceleration mode or anxious deceleration regime, road conditions of jolting travel and are returned to level road when at the uniform velocity travelling, inertia ball 2 can get back to its initial position under the return effect of the first return spring 37 and the 3rd return spring 47, first spool 35 can get back to its initial position under the acting in conjunction of the first return spring 37 and the second return spring 36, in like manner, second spool 45 also can get back to its initial position under the acting in conjunction of the 3rd return spring 47 and the 4th return spring 46, now, first filler opening 32 and the second filler opening 42 can normally oil suctions.
To sum up, the valve that the present embodiment provides can ensure that the oil supply system of vehicle can normally oil suction under various operating mode, ensures the normal work of motor and vehicle, and this valve mechanism is simple, easy to use, improves the actual volume of fuel tank largely.
Oil supply system embodiment:
See Fig. 7, a kind of preferred structure of the oil supply system that the embodiment of the present invention provides has been shown in Fig. 7, this oil supply system comprises: power plant 5, in-line 6, return line 7, fuel tank 8 and above-mentioned valve, wherein: the specific implementation process of valve illustrates with reference to above-mentioned, and the present embodiment does not do any restriction to this.
Because valve has above-mentioned technique effect, therefore the oil supply system with above-mentioned valve also has corresponding technique effect, does not repeat them here.
In the present embodiment, power plant 5, in-line 6, return line 7 and fuel tank 8 form closed circuit, and valve is arranged in fuel tank 8, and preferably, valve can be arranged at bottom fuel tank 8 with oil suction better.In the present embodiment, the filler opening of valve is connected with fuel tank 8, and the oil outlet 11 of valve is connected with in-line 6.
The present embodiment can also comprise: bypass line 9 and the bypass valve 10 be arranged on bypass line 9; Wherein, the first end (the lower-left end shown in Fig. 7) of bypass line 9 is connected with fuel tank 8, and second end (upper right side shown in Fig. 7) of bypass line 9 is connected with in-line 6.In the present embodiment, the first end of bypass line 9 can be provided with strainer, to improve oil suction quality.For this oil supply system, when valve normally works, bypass valve 10 is in closed condition usually, but, once above-mentioned valve is in blocked state, just bypass valve 10 can be opened, at this moment bypass line 9 just can start to work, bypass line 9 can absorb fluid from fuel tank 8, and is transported in the in-line 6 of oil supply system by this fluid, to ensure the normal work of motor.
The present embodiment can also comprise: the first fuel sucking pipe 81 and the second fuel sucking pipe 82, wherein: the first end (upper right side shown in Fig. 7) of the first fuel sucking pipe 81 is connected with the first filler opening 32, second end (the lower-left end shown in Fig. 7) of the first fuel sucking pipe 81 is placed in the bottom of fuel tank 8, particularly, first fuel sucking pipe 81 can for manage always, and, certain angle can be there is between the axis of this straight tube and the horizontal axis of valve, more easily absorb fluid in fuel tank 8 to make the second end of the first fuel sucking pipe 81; The first end (left upper end shown in Fig. 7) of the second fuel sucking pipe 82 is connected with the second filler opening 42, second end (bottom righthand side shown in Fig. 7) of the second fuel sucking pipe 82 is placed in the bottom of fuel tank 8, particularly, second fuel sucking pipe 82 also can for manage always, and, also can there is certain angle between the axis of this straight tube and the horizontal axis of valve, more easily absorb fluid in fuel tank 8 to make the second end of the second fuel sucking pipe 82.During concrete enforcement, first fuel sucking pipe 81 and the second fuel sucking pipe 82 all can be fixed on the bottom of fuel tank 8 by support, certainly, first fuel sucking pipe 81 and the second fuel sucking pipe 82 also can be fixed by other modes well-known to those skilled in the art, specifically can determine according to actual conditions, the present embodiment does not do any restriction to this.
Can find out, because the second end of the first fuel sucking pipe 81 and the second end of the second fuel sucking pipe 82 are all placed in the bottom of fuel tank 8, like this, when fluid amount in fuel tank 8 is less or vehicle be in some operating mode cause fluid in fuel tank 8 liquid level tilt time, first oil inlet pipe 81 and the second oil inlet pipe 82 fully contact with fluid and the possibility of abundant oil suction will be larger from fuel tank 8, thus ensure the oil pump energy fully oil suction in power plant 5 further, the final normal traveling ensureing vehicle.
In the present embodiment, the second end of the first fuel sucking pipe 81 and the second end of the second fuel sucking pipe 82 also can be provided with strainer.Like this, before fluid enters valve from fuel tank 8 by the first fuel sucking pipe 81 and the second fuel sucking pipe 82, first carry out the operation of filtering together, be conducive to improving oil suction quality.
It should be noted that, the angle between the axis of the first fuel sucking pipe 81 and the axis of valve, and the concrete value of angle between the axis of the second fuel sucking pipe 82 and the axis of valve all can be determined according to actual conditions, the present embodiment does not do any restriction to this.
Continue as shown in Figure 7, the present embodiment can also comprise: fuel oil feeding port 83, oil float 84, oil discharge screw 85, ventilating hole 86, oil gauge 87, wire harness 88, strainer 61 and fine cleaner 62, wherein: fuel oil feeding port 83 can be arranged at the roof of fuel tank 8; One end of oil float 84 is connected with fuel tank 8, and the other end of oil float 84 is connected with oil gauge 87 by wire harness 88, oil float 84, wire harness 88 and oil gauge 87 three with the use of, the residual capacity of fluid in fuel tank 8 can be monitored comparatively easily.Not enough once the amount of fuel in fuel tank 8, by fuel oil feeding port 83 to fuel up in fuel tank 8, can store sufficient fuel oil to ensure that fuel tank 8 is interior always.Oil discharge screw 85 can be installed on fuel tank 8 diapire, when needing to release the fluid in fuel tank 8, directly screwing oil discharge screw 85 and being disassembled from fuel tank 8 by oil discharge screw 85.Strainer 61 and fine cleaner 62 can be set in turn on in-line 6, so that again filter the fluid flowing through in-line 6, thus improve oil quality further.Ventilating hole 86 can be arranged in fuel tank cap, is used for shedding the negative pressure that fuel tank 8 inside produces due to long-time fuel feeding.
To sum up, the oil supply system that the present embodiment provides no matter can oil suction smoothly under which kind of operating mode, thus provides sufficient fuel oil supply, the final normal work ensureing motor and vehicle for motor.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (11)
1. a valve, it is characterized in that, comprise: valve body (100), wherein: described valve body (100) is provided with the first filler opening (32), the second filler opening (42) and oil outlet (11), described oil outlet (11) is arranged between described first filler opening (32) and described second filler opening (42), further, described first filler opening (32) is all connected with described oil outlet (11) with described second filler opening (42).
2. valve as claimed in claim 1, it is characterized in that, described valve body (100) comprising:
The center valve body (1) of both ends open, and the sidewall of described center valve body (1) offers oil outlet (11);
First valve component, is connected to the first end of described center valve body (1), and described first valve component is provided with described first filler opening (32);
Second valve component, is connected to the second end of described center valve body (1), and described second valve component is provided with described second filler opening (42).
3. valve as claimed in claim 2, is characterized in that, also comprise: inertia ball (2); Wherein,
Described inertia ball (2) is slidably disposed in described center valve body (1);
Described first valve component is used for, when described inertia ball (2) slides to described second valve component direction, blocking described first filler opening (32) and being communicated with between described oil outlet (11);
Described second valve component is used for, when described inertia ball (2) slides to described first valve component direction, blocking described second filler opening (42) and being communicated with between described oil outlet (11).
4. valve as claimed in claim 3, is characterized in that,
Described first valve component comprises: the first end cap (33), the first valve body (34) and the first mangetic core assembly, the hollow shell that described first valve body (34) is both ends open, described first filler opening (32) is opened in described first end cap (33); Wherein, the first end of described first valve body (34) is connected with the first end of described center valve body (1), and the second end of described first valve body (34) is provided with described first end cap (33); Described first mangetic core assembly is used for, when described inertia ball (2) slides to described second valve component direction, blocking described first filler opening (32) and being communicated with between described oil outlet (11); And/or,
Described second valve component comprises: the second end cap (43), the second valve body (44) and the second mangetic core assembly, the hollow shell that described second valve body (44) is both ends open, described second filler opening (42) is opened in described second end cap (43); Wherein, the first end of described second valve body (44) is connected with the second end of described center valve body (1), and the second end of described second valve body (44) is provided with described second end cap (43); Described second mangetic core assembly is used for, when described inertia ball (2) slides to described first valve component direction, blocking described second filler opening (42) and being communicated with between described oil outlet (11).
5. valve as claimed in claim 4, is characterized in that,
Described first mangetic core assembly comprises: the first spool (35), the first return spring (37), the second return spring (36) and the first valve seat (38), described first spool (35) offers the first oil-through hole (351), and described first valve seat (38) offers the first through hole (381); Wherein, described first spool (35) is slidably disposed in described first valve body (34), and described first valve seat (38) to be fixedly installed in described first valve body (34) and/or described center valve body (1) and to be placed between described first spool (35) and described inertia ball (2); The first end of described first spool (35) is connected with described inertia ball (2) by described first return spring (37), and the second end of described first spool (35) is connected with described first end cap (33) by described second return spring (36); The first end of described first spool (35) is provided with the first closure part (352) for matching with described first through hole (381); And/or,
Described second mangetic core assembly comprises: the second spool (45), the 3rd return spring (47), the 4th return spring (46) and the second valve seat (48), described second spool (45) offers the second oil-through hole (451), and described second valve seat (48) offers the second through hole (481); Wherein: described second spool (45) is slidably disposed in described second valve body (44), described second valve seat (48) to be fixedly installed in described second valve body (44) and/or described center valve body (1) and to be placed between described second spool (45) and described inertia ball (2); The first end of described second spool (45) is connected with described inertia ball (2) by described 3rd return spring (47), and the second end of described second spool (45) is connected with described second end cap (43) by described 4th return spring (46); The first end of described second spool (45) is provided with the second closure part (452) for matching with described second through hole (481).
6. valve as claimed in claim 5, is characterized in that,
Described first through hole (381) is cone shape hole, and the outer wall of described first closure part (352) is the conical surface matched with described cone shape hole; And/or,
Described second through hole (481) is cone shape hole, and the outer wall of described second closure part (452) is the conical surface matched with described cone shape hole.
7. valve as claimed in claim 5, is characterized in that,
Described first oil-through hole (351) is uniformly distributed along the circumference of described first spool (35); And/or,
Described second oil-through hole (451) is uniformly distributed along the circumference of described second spool (45).
8. the valve according to any one of claim 3-7, it is characterized in that, the quantity of described oil outlet (11) is two, two described oil outlets (11) are arranged along the axis of described center valve body (1), further, two described oil outlets (11) are respectively near the two ends of described center valve body (1);
Described inertia ball (2) offers the 3rd oil-through hole (23).
9. an oil supply system, comprise: power plant (5), in-line (6), return line (7) and fuel tank (8), described power plant (5), described in-line (6), described return line (7) and described fuel tank (8) form closed circuit, it is characterized in that, also comprise the valve according to any one of claim 1-8; Wherein:
Described valve is arranged in described fuel tank (8), and the filler opening of described valve is connected with described fuel tank (8), and the oil outlet (11) of described valve is connected with described in-line (6).
10. oil supply system as claimed in claim 9, is characterized in that, also comprise: bypass line (9) and the bypass valve (10) be arranged on described bypass line (9); Wherein,
The first end of described bypass line (9) is connected with described fuel tank (8), and the second end of described bypass line (9) is connected with described in-line (6).
11. oil supply systems as claimed in claim 9, is characterized in that, also comprise: the first fuel sucking pipe (81) and the second fuel sucking pipe (82), wherein:
The first end of described first fuel sucking pipe (81) is connected with described first filler opening (32), and the second end of described first fuel sucking pipe (81) is placed in described fuel tank (8) bottom;
The first end of described second fuel sucking pipe (82) is connected with described second filler opening (42), and the second end of described second fuel sucking pipe (82) is placed in described fuel tank (8) bottom.
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Cited By (6)
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| CN106949283A (en) * | 2017-03-29 | 2017-07-14 | 贵阳小河区天筑精密液压件厂 | A kind of split pilot valve |
| CN109398075A (en) * | 2018-10-22 | 2019-03-01 | 武汉腾索科技有限公司 | Control the method and apparatus of fuel tank breather valve |
| CN112901383A (en) * | 2021-03-24 | 2021-06-04 | 安徽江淮汽车集团股份有限公司 | Automatic switching control system and method for oil supply oil way and vehicle |
| CN112983593A (en) * | 2021-03-26 | 2021-06-18 | 重庆骐速科技有限公司 | Oil pan system automatically adapting to inclination of engine |
| CN113459802A (en) * | 2021-08-05 | 2021-10-01 | 安徽江淮汽车集团股份有限公司 | Device for maintaining oil supply stability during ascending and descending of low liquid level in oil tank |
| CN114435118A (en) * | 2022-01-19 | 2022-05-06 | 重庆和金汽车配件有限公司 | Oil supply system with stable oil supply |
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| CN104879526B (en) | 2017-12-08 |
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