CN106917707A - A kind of automotive oil tank switching valve with time delay oil return function and operating method - Google Patents
A kind of automotive oil tank switching valve with time delay oil return function and operating method Download PDFInfo
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- CN106917707A CN106917707A CN201710267820.0A CN201710267820A CN106917707A CN 106917707 A CN106917707 A CN 106917707A CN 201710267820 A CN201710267820 A CN 201710267820A CN 106917707 A CN106917707 A CN 106917707A
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- Prior art keywords
- oil
- push rod
- switching device
- plane cam
- cam
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
-
- 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
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- F02M37/0052—Details on the fuel return circuit; Arrangement of pressure regulators
-
- 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
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- F02M37/007—Layout or arrangement of systems for feeding fuel characterised by its use in vehicles, in stationary plants or in small engines, e.g. hand held tools
-
- 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
- F02M37/0076—Details of the fuel feeding system related to the fuel tank
- F02M37/0088—Multiple separate fuel tanks or tanks being at least partially partitioned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K2015/03118—Multiple tanks, i.e. two or more separate tanks
- B60K2015/03157—Multiple tanks, i.e. two or more separate tanks for supply different types of fuel to the motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K2015/03256—Fuel tanks characterised by special valves, the mounting thereof
- B60K2015/03302—Electromagnetic valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanically-Actuated Valves (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of automotive oil tank switching valve with time delay oil return function and operating method, enclosure interior is provided with the gear drive for driving the first plane cam and the second plane cam, first plane cam is sleeved on the outside of the first oil duct axle, second plane cam is sleeved on the outside of the second oil duct axle, total oil-out is provided with the first oil duct axle outside cover plate, total oil return opening is provided with the second oil duct axle；An oil input channel and No. two oil input channels are provided with the housing；A back oil road and No. two back oil roads are provided with the housing.First plane cam is engaged with for carrying out the first push rod switching device and the second push rod switching device of oil-feed connection switching in two oil input channels；And second plane cam with for two back oil roads carry out oil return connection switching the 3rd push rod switching device and the 4th push rod switching device be engaged.
Description
Technical field
The invention belongs to automotive oil tank part field, and in particular to a kind of automotive oil tank conversion with time delay oil return function
Valve and operating method.
Background technology
At present, some diesel vehicles are double Oiltank structures, and the two fuel tank internals fill the label difference of diesel oil, generally
In the case of, needing to automatically switch to another fuel tank after the fuel oil of a fuel tank is finished carries out fuel feeding, therefore, normal conditions
There are down two oil inlets to be connected with two fuel tanks, and oil return opening is also respectively provided with two fuel tanks, two of which is entered
Hydraulic fluid port is connected with total oil input channel, and two oil return openings are connected with total back oil road.Due to turning automatically there is presently no such fuel tank
Valve is changed, in operation, in addition it is also necessary to which manual switches over, its switching efficiency is low, and stability is poor, durability
It is poor, accordingly, it would be desirable to a kind of switching valve is designed, for automatically being switched between two fuel tanks.
The content of the invention
The invention provides a kind of automotive oil tank switching valve with time delay oil return function and operating method, this switching valve is used
The mode for automatically controlling, automatically can switch between two different labels fuel tanks of diesel vehicle, and then improves and cut
Efficiency, and this switching valve simple structure are changed, course of work stabilization improves its durability, extends its service life.
In order to solve the above-mentioned technical problem, the present invention proposes following technical scheme：A kind of automobile with time delay oil return function
Oil tank changeover valve, it includes housing, and the enclosure interior is provided with the gear for driving the first plane cam and the second plane cam
Transmission mechanism, first plane cam is sleeved on the outside of the first oil duct axle, and the first oil duct axle is arranged on enclosure interior,
The end face of first plane cam is machined with the first cam path.
Second plane cam is sleeved on the outside of the second oil duct axle, and the second oil duct axle is arranged on enclosure interior,
The end face of second plane cam is machined with the second cam path.
Cover plate is installed, the first oil duct axle and the second oil duct axle all pass through cover plate, outside the cover plate on the housing
Total oil-out is provided with the first oil duct axle in portion, total oil return opening is provided with the second oil duct axle；One is provided with the housing
Number oil input channel and No. two oil input channels, and an oil input channel and No. two oil input channels are engaged with total oil-out and carry out fuel feeding；It is described
A back oil road and No. two back oil roads are provided with housing, and a back oil road and No. two back oil roads are engaged with total oil return opening
Carry out oil return.
First plane cam connects the first push rod switching device for switching with for carrying out oil-feed in two oil input channels
It is engaged with the second push rod switching device；And second plane cam with for two back oil roads carry out oil return connect switch
3rd push rod switching device and the 4th push rod switching device are engaged.
The gear drive includes motor, and the motor is arranged on inside the machine cavity of enclosure interior, the electricity
Driving gear is installed on the output shaft of machine, the driving gear and the first plane cam and the second plane cam outer rim it is driven
Gear constitutes meshed transmission gear simultaneously.
The motor uses reducing motor, the reducing motor to be connected with controller by frequency converter, and the controller leads to
Cross holding wire be connected with SERVO CONTROL button controlled motor automatic rotation and its rotate phase angle.
The switching of the first push rod switching device, the second push rod switching device, the 3rd push rod switching device and the 4th push rod
The structure of device is identical；The first push rod switching device includes push rod, and the two ends of the push rod are respectively supported at the first oil duct
Positioning supported hole on axle and housing, and constitute one end processing for being slidably matched, being engaged with the first plane cam on push rod
There is ball mounting hole, inlayed inside the ball mounting hole and ball is installed, the ball constitutes rolling and matches somebody with somebody with the first cam path
Close, have valve element by shaft shoulder location and installation on the push rod, be set with the push rod between the valve element and the first oil duct plate multiple
Position spring, is provided with fitted seal circle, the end chamfering matching of the fitted seal circle and the first excessively oily passage on the valve element
Merge and the first excessively oily passage is sealed, and then to No. two oil input channel sealing blockings, uniformly processed on the first oil duct plate
There are multiple first oil-through holes.
The second push rod switching device is engaged to No. one with the second excessively oily passage, the second oil duct plate and the second oil-through hole
The break-make of oil input channel is switched over；The 3rd push rod switching device and the 4th push rod switching device are also excessively oily with corresponding respectively
Passage, oil duct plate and oil-through hole are engaged and the break-make of a back oil road and No. two back oil roads are switched over.
The first sealing ring is provided between the cover plate and the first oil duct axle；The end face that the cover plate and housing are engaged it
Between be provided with the second sealing ring；The 3rd sealing ring is provided between the end face that the first oil duct axle and housing are engaged.
The position that the push rod of the first push rod switching device and the second push rod switching device is engaged with the first oil duct axle
It is provided with the 4th sealing ring；The push rod and the second oil duct axle of the 3rd push rod switching device and the 4th push rod switching device match
The position of conjunction is provided with the 5th sealing ring.
First cam path phase difference of the first plane cam end face is 90 degree, it is ensured that the first plane cam rotates 90 degree
When, an oil input channel and No. two oil input channels are respectively at closing and opening；The second of the second plane cam end face is convex
Race phase difference is 90 degree, it is ensured that when the second plane cam rotates 90 degree, a back oil road and No. two back oil roads are respectively at pass
Closing and opening opens state.
The lower surface of first plane cam and the second plane cam is all positioned and is separately mounted to by grid spacer
On first oil duct axle and the second oil duct axle, the upper surface of first plane cam and the second plane cam is fixed by locating ring
Position, the locating ring by circlip location and installation on the first oil duct axle and the second oil duct axle, install by the circlip
In the collar of the first oil duct axle and the second oil duct axle.
Using a kind of operating method of the automotive oil tank switching valve with time delay oil return function described in any one, it include with
Lower step：
The first step, respectively by an oil input channel of switching valve and No. two oil input channels by oil pipe and the first fuel tank and the second fuel tank
Oil-out is connected, and total oil-out is connected with oil supply pipe；By a back oil road and No. two back oil roads by oil pipe and the
The oil return opening connection of one fuel tank and the second fuel tank, and total oil return opening is connected with oil returning tube；
Second step, the push rod of the second push rod switching device is located at the remote of the first cam path and not holds when initial, and now the second push rod is cut
The valve element of changing device, by jack-up, opens the second excessively oily passage, and then make an oil input channel and always go out under action of reset spring
Hydraulic fluid port is connected, and gives oil supply pipe fuel feeding；
3rd step, after the fuel oil of the first fuel tank is used up, presses SERVO CONTROL button, rotates motor, and then drives first
Plane cam is rotated, and then the phase angle of the first plane cam is rotated 90 degree, and now the phase angle of the first cam path is also changed
90 degree, the second push rod switching device is set to close the second excessively oily passage, the first push rod switching device opens the first excessively oily passage,
And then be connected with total oil-out by No. two oil input channels, and oil supply pipe fuel feeding is given, complete two switchings of fuel tank fuel feeding；This
When, the push rod switching device core assembly of a back oil road and No. two back oil roads state of remaining stationary is constant；
4th step, under control circuit control, time delay is rotated motor again after the regular hour, and then drives the second plane cam
Rotate, and then the phase angle of the second plane cam is rotated 90 degree, now the phase angle of the second cam path also changes 90 degree, makes one
The core assembly of number back oil road is descending to close a back oil road, and No. two core assemblies of back oil road under the action of reset spring on
OK, and then No. two back oil roads are opened, completes a back oil road and No. two conversions of back oil road, now, an oil input channel and No. two
The push rod switching device core assembly of oil input channel is remained stationary, and state is constant, and so far fuel tank of completion is changed；
5th step, after the fuel oil of the second fuel tank is used up, circulates above-mentioned operating process after the same method, final to realize
Two oil circulation supplies of fuel tank.
The method have the advantages that：
1st, can automatically be switched in two fuel tanks by six above-mentioned cross valves, and then ensure that, in a fuel tank
Fuel oil after-flame after another fuel tank is automatically switched to by the first plane cam, finally ensure that two fuel tanks are carried out automatically
Switching, it is ensured that fuel feeding it is smooth, and two fuel tanks have oil return function, can either realize that oil-feed can realize oil return again.
2nd, driving gear can be driven by motor, the first plane cam can be driven by driving gear, by first
The first cam path on plane cam drives two push rod switching devices, so the first excessively oily passage and the second excessively oily passage it
Between automatically switch, an oil input channel and No. two oil input channels is alternately connected with total oil-out, fuel feeding operation is carried out successively.
3rd, driving gear can be driven by motor, the second plane cam can be driven by driving gear, by second
The second cam path on plane cam drives two push rod switching devices, and then between a back oil road and No. two back oil roads certainly
Dynamic switching, makes a back oil road and No. two back oil roads alternately be connected with total oil-out, and oil return operation is carried out successively.
4th, by push rod switching device, in the course of work, matched by the first cam path of push rod and the first plane cam
Close, drive push rod to carry out free telescopic moving, and then with the fitted seal circle on movable valve plug and the first excessively oily passage and the second mistake
Circulation seal coordinates between oily passage, finally realizes the automatic switching between an oil input channel, No. two oil input channels and total oil-out,
Realize the automatic switchover between different fuel tanks.
5th, frictional force between push rod and the first cam path, Jin Erqi can be reduced by being arranged on the ball of push rod end
Good cam follower effect is arrived.
6th, by 90 degree of the carrier phase shift of the first plane cam, ensure that automatically is carried out certainly between two fuel tanks
Dynamic switching, realizes two alternate supplies of oil tank fuel.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is main sectional view of the invention.
Fig. 2 is Section A-A figure in Fig. 1 of the invention.
Fig. 3 is section B-B figure in Fig. 1 of the invention.
Fig. 4 is the first visual angle graphics of switching valve of the invention.
Fig. 5 is the second visual angle graphics of switching valve of the invention.
In figure：Housing 1, motor 2, machine cavity 3, screwed hole 4, cover plate 5, driving gear 6, output shaft 7, the first plane are convex
The 8, first cam path 9 of wheel, total oil-out 10, the first oil duct axle 11, the first sealing ring 12, circlip 13, locating ring 14, positioning
Dividing plate 15, the second sealing ring 16, the oil input channel 18, two of a 3rd sealing ring 17, oil input channel 19, the second push rod switching device
20th, the second excessively oily passage 21, the second oil-through hole 22, the second oil duct plate 23, the first oil duct plate 24, the first oil-through hole 25, the first mistake
Oily passage 26, back-moving spring 27, fitted seal circle 28, valve element 29, push rod 30, the 4th sealing ring 31, ball mounting hole 32, ball
33rd, total oil return opening 34, the 3rd push rod switching device 35, the back oil road of back oil road 37, two of the 4th push rod switching device 36,
38th, the second plane cam 39, the second cam path 40, the second oil duct axle 41, the 5th sealing ring 42.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
Embodiment 1：
As Figure 1-5, a kind of automotive oil tank switching valve with time delay oil return function, it includes housing 1, inside the housing 1
The gear drive for driving the first plane cam 8 and the second plane cam 39 is installed, first plane cam 8 is sleeved on
The outside of the first oil duct axle 11, the first oil duct axle 11 is arranged on inside housing 1, and the end face of first plane cam 8 adds
Work has the first cam path 9.Second plane cam 39 is sleeved on the outside of the second oil duct axle 41, and the second oil duct axle 41 is pacified
Inside housing 1, the end face of second plane cam 39 is machined with the second cam path 40；
Cover plate 5 is installed, the first oil duct axle 11 and the second oil duct axle 41 all pass through cover plate 5, the cover plate on the housing 1
Total oil-out 10 is provided with the first oil duct axle 11 outside 5, total oil return opening 34 is provided with the second oil duct axle 41；The housing
An oil input channel 18 and No. two oil input channels 19, and an oil input channel 18 and No. two oil input channels 19 and total oil-out are provided with 1
10 are engaged and carry out fuel feeding；A back oil road 37 and No. two back oil roads 38, and a back oil road 37 are provided with the housing 1
Being engaged with total oil return opening 34 with No. two back oil roads 38 carries out oil return；
First plane cam 8 connect the first push rod switching device and that switch with for carrying out oil-feed in two oil input channels
Two push rod switching devices 20 are engaged；And second plane cam 39 with for two back oil roads carry out oil return connect switch
3rd push rod switching device 35 and the 4th push rod switching device 36 are engaged.In the course of work, can be by above-mentioned structure
In the presence of first plane cam 8, two push rod switching devices are driven, and then two are acted on by two push rod switching devices
Automatically switched between individual oil input channel.
Further, the gear drive includes motor 2, and the motor 2 is arranged on the machine cavity inside housing 1
Inside 3, driving gear 6, the plane cam 8 and second of the driving gear 6 and first are installed on the output shaft 7 of the motor 2
The driven gear of the outer rim of plane cam 39 constitutes meshed transmission gear simultaneously.Pass through in the course of work, motor 2 drives output shaft 7,
Driving gear 6 is driven by output shaft 7, the first plane cam 8 is driven by driving gear 6, and then by the first plane cam 8
Push rod switching device is driven, the automatic switchover between two oil ducts is realized.
Further, the motor 2 uses reducing motor, the reducing motor to be connected with controller by frequency converter, institute
State controller by holding wire be connected with SERVO CONTROL button controlled motor 2 automatic rotation and its rotation phase angle.Work
During work, reducing motor is controlled by the effect of controller and frequency converter, and then 6 turns of driving gear is driven by reducing motor
Dynamic certain number of turns, and then make the first plane cam 8 and the second plane cam 39 rotate certain phase angle, and with two push rods
Switching device cooperating.
Further, the first push rod switching device, the second push rod switching device 20, the and of the 3rd push rod switching device 35
The structure of the 4th push rod switching device 36 is identical；The first push rod switching device includes push rod 30, the two ends of the push rod 30
The positioning supported hole on the first oil duct axle 11 and housing 1 is respectively supported at, and composition is slidably matched, it is flat with first on push rod 30
One end that face cam 8 is engaged is machined with ball mounting hole 32, is inlayed inside the ball mounting hole 32 and is provided with ball 33, institute
State 33 and first cam path of ball 9 and constitute to roll and coordinate, have valve element 29, the valve by shaft shoulder location and installation on the push rod 30
Back-moving spring 27 is set with push rod 30 between the oil duct plate 24 of core 29 and first, fitted seal circle is installed on the valve element 29
28, the fitted seal circle 28 match with the end chamfering of the first excessively oily passage 26 merges to first excessively oil passage 26 carry out it is close
Envelope, and then to No. two sealing blockings of oil input channel 19, multiple first oil-through holes 25 are uniformly machined with the first oil duct plate 24.Work
During work, matched with the push rod 30 of the first push rod switching device and the second push rod switching device 20 by the first plane cam 8
Close, can finally be realized in two fuel tanks by the cooperation between valve element and the first excessively oily excessively oily passage 21 of passage 26 and second
Between automatic switchover.
Further, the excessively oily passage 21 of the second push rod switching device 20 and second, the second oil duct plate 23 and the second mistake
Oilhole 22 is engaged and the break-make of an oil input channel 18 is switched over；The 3rd push rod switching device 35 and the 4th push rod switch
Device 36 is also engaged to a back oil road 37 and No. two back oil roads 38 with corresponding excessively oily passage, oil duct plate and oil-through hole respectively
Break-make switch over.
Further, it is provided with the first sealing ring 12 between the oil duct axle 11 of the cover plate 5 and first；The cover plate 5 and shell
The second sealing ring 16 is provided between the end face that body 1 is engaged；Between the end face that the first oil duct axle 11 and housing 1 are engaged
It is provided with the 3rd sealing ring 17.In the course of work, be ensure that between above-mentioned all parts by above-mentioned multiple sealing rings
Sealing.
Further, the push rod and the first oil duct axle 11 of the first push rod switching device and the second push rod switching device 20
The position being engaged is provided with the 4th sealing ring 31；The top of the 3rd push rod switching device 35 and the 4th push rod switching device 36
The position that bar is engaged with the second oil duct axle 41 is provided with the 5th sealing ring 42.
Further, the phase difference of the first cam path 9 of the end face of the first plane cam 8 is 90 degree, it is ensured that the first plane
When cam 8 rotates 90 degree, an oil input channel 18 and No. two oil input channels 19 are respectively at closing and opening；Second plane
The phase difference of second cam path 40 of the end face of cam 39 is 90 degree, it is ensured that when the second plane cam 39 rotates 90 degree, a back oil road
37 and No. two back oil roads 38 be respectively at closing and opening.
Further, the lower surface of the plane cam 39 of first plane cam 8 and second is all fixed by grid spacer 15
Position is simultaneously separately mounted on the first oil duct axle 11 and the second oil duct axle 41, the plane cam 39 of first plane cam 8 and second
Upper surface positioned by locating ring 14, the locating ring 14 is by the location and installation of circlip 13 in the first oil duct axle 11 and the
On two oil duct axles 41, the circlip 13 is arranged in the collar of the first oil duct axle 11 and the second oil duct axle 41.
Embodiment 2：
Further, the phase difference of the first cam path 9 of the end face of the first plane cam 8 is 180 degree, it is ensured that the first plane cam
During 8 rotation 180 degree, an oil input channel 18 and No. two oil input channels 19 are respectively at closing and opening；Second plane is convex
The phase difference of the second cam path 40 for taking turns 39 end faces is 180 degree, it is ensured that when the second plane cam 39 rotates 180 degree, a back oil road
37 and No. two back oil roads 38 be respectively at closing and opening.
Embodiment 3：
Using a kind of operating method of the automotive oil tank switching valve with time delay oil return function described in any one, it includes following step
Suddenly：
The first step, respectively by an oil input channel 18 of switching valve and No. two oil input channels 19 by oil pipe and the first fuel tank and the second oil
The oil-out connection of case, and total oil-out 10 is connected with oil supply pipe；A number back oil road 37 and No. two back oil roads 38 are led to
Cross oil pipe to be connected with the oil return opening of the first fuel tank and the second fuel tank, and total oil return opening 34 is connected with oil returning tube；
Second step, the push rod of the second push rod switching device 20 is located at the remote of the first cam path 9 and not holds when initial, now the second push rod
The valve element of switching device 20, by jack-up, opens the second excessively oily passage 21, and then make an oil input channel under action of reset spring
18 are connected with total oil-out 10, and give oil supply pipe fuel feeding；
3rd step, after the fuel oil of the first fuel tank is used up, presses SERVO CONTROL button, rotates motor 2, and then drives first
Plane cam 8 is rotated, and then the phase angle of the first plane cam 8 is rotated 90 degree, and now the phase angle of the first cam path 9 also turns
90 degree are changed, the second push rod switching device 20 is closed the second excessively oily passage 21, the first push rod switching device is logical by the first oil excessively
Road 26 is opened, and then is connected with total oil-out 10 by No. two oil input channels 19, and gives oil supply pipe fuel feeding, completes two fuel tanks
The switching of fuel feeding；Now, the push rod switching device core assembly of a back oil road 37 and No. two back oil roads 38 remains stationary state not
Become；
4th step, under control circuit control, time delay is rotated motor 2 again after the regular hour, and then drives the second plane convex
Wheel 39 is rotated, and then the phase angle of the second plane cam 39 is rotated 90 degree, and now the phase angle of the second cam path 40 is also changed
90 degree, make a core assembly number back oil road 37 of descending closing of a back oil road 37, and the core assembly of No. two back oil roads 38 exists
It is up under action of reset spring, and then open No. two back oil roads 38, complete a back oil road 37 and No. two oil ducts of back oil road 38
Conversion, now, the push rod switching device core assembly of an oil input channel 18 and No. two oil input channels 19 state of remaining stationary is constant, so far
Complete a fuel tank conversion；
5th step, after the fuel oil of the second fuel tank is used up, circulates above-mentioned operating process after the same method, final to realize
Two oil circulation supplies of fuel tank.
By above-mentioned description, those skilled in the art completely can be in the model without departing from this invention technological thought
In enclosing, various changes and amendments are carried out all within protection scope of the present invention.Unaccomplished matter of the invention, belongs to ability
The common knowledge of field technique personnel.
Claims (10)
1. a kind of automotive oil tank switching valve with time delay oil return function, it is characterised in that：It includes housing（1）, the housing（1）
Inside is provided with the first plane cam of driving（8）With the second plane cam（39）Gear drive, first plane is convex
Wheel（8）It is sleeved on the first oil duct axle（11）Outside, the first oil duct axle（11）Installed in housing（1）Inside, described first
Plane cam（8）End face be machined with the first cam path（9）；
Second plane cam（39）It is sleeved on the second oil duct axle（41）Outside, the second oil duct axle（41）Installed in shell
Body（1）Inside, second plane cam（39）End face be machined with the second cam path（40）；
The housing（1）On cover plate is installed（5）, the first oil duct axle（11）With the second oil duct axle（41）All pass through cover plate
（5）, the cover plate（5）The first outside oil duct axle（11）On be provided with total oil-out（10）, the second oil duct axle（41）Upper setting
There is total oil return opening（34）；The housing（1）On be provided with an oil input channel（18）With No. two oil input channels（19）, and an oil-feed
Road（18）With No. two oil input channels（19）With total oil-out（10）Being engaged carries out fuel feeding；The housing（1）On be provided with No. one return
Oil duct（37）With No. two back oil roads（38）, and a back oil road（37）With No. two back oil roads（38）With total oil return opening（34）Match
Conjunction carries out oil return；
First plane cam（8）With for two oil input channels carry out oil-feed connect switching the first push rod switching device and
Second push rod switching device（20）It is engaged；And second plane cam（39）Connected with for carrying out oil return in two back oil roads
3rd push rod switching device of switching（35）With the 4th push rod switching device（36）It is engaged.
2. a kind of automotive oil tank switching valve with time delay oil return function according to claim 1, it is characterised in that：The tooth
Wheel drive mechanism includes motor（2）, the motor（2）Installed in housing（1）Internal machine cavity（3）Inside, the motor
（2）Output shaft（7）On driving gear is installed（6）, the driving gear（6）With the first plane cam（8）With the second plane
Cam（39）The driven gear of outer rim constitutes meshed transmission gear simultaneously.
3. a kind of automotive oil tank switching valve with time delay oil return function according to claim 2, it is characterised in that：The electricity
Machine（2）Using reducing motor, the reducing motor is connected by frequency converter with controller, and the controller passes through holding wire and watches
Take the connected controlled motor of control button（2）Automatic rotation and its rotate phase angle.
4. a kind of automotive oil tank switching valve with time delay oil return function according to claim 1, it is characterised in that：Described
One push rod switching device, the second push rod switching device（20）, the 3rd push rod switching device（35）With the 4th push rod switching device
（36）Structure it is identical；The first push rod switching device includes push rod（30）, the push rod（30）Two ends be respectively supported at
First oil duct axle（11）And housing（1）On positioning supported hole, and composition be slidably matched, in push rod（30）It is upper convex with the first plane
Wheel（8）The one end being engaged is machined with ball mounting hole（32）, the ball mounting hole（32）Inlay and ball is installed in inside
（33）, the ball（33）With the first cam path（9）Constitute to roll and coordinate, the push rod（30）It is upper to have by shaft shoulder location and installation
Valve element（29）, the valve element（29）With the first oil duct plate（24）Between push rod（30）On be set with back-moving spring（27）, it is described
Valve element（29）On fitted seal circle is installed（28）, the fitted seal circle（28）With the first excessively oily passage（26）End chamfering
Match and merge to the first excessively oily passage（26）Sealed, and then to No. two oil input channels（19）Sealing blocking, first oil duct
Plate（24）On be uniformly machined with multiple first oil-through holes（25）.
5. a kind of automotive oil tank switching valve with time delay oil return function according to claim 4, it is characterised in that：Described
Two push rod switching devices（20）With the second excessively oily passage（21）, the second oil duct plate（23）With the second oil-through hole（22）It is engaged to one
Number oil input channel（18）Break-make switch over；The 3rd push rod switching device（35）With the 4th push rod switching device（36）Also divide
It is not engaged to a back oil road with corresponding excessively oily passage, oil duct plate and oil-through hole（37）With No. two back oil roads（38）Break-make
Switch over.
6. a kind of automotive oil tank switching valve with time delay oil return function according to claim 1, it is characterised in that：The lid
Plate（5）With the first oil duct axle（11）Between be provided with the first sealing ring（12）；The cover plate（5）And housing（1）The end being engaged
The second sealing ring is provided between face（16）；The first oil duct axle（11）And housing（1）It is provided between the end face being engaged
3rd sealing ring（17）.
7. a kind of automotive oil tank switching valve with time delay oil return function according to claim 4, it is characterised in that：Described
One push rod switching device and the second push rod switching device（20）Push rod and the first oil duct axle（11）The position being engaged is provided with
4th sealing ring（31）；The 3rd push rod switching device（35）With the 4th push rod switching device（36）Push rod and the second oil duct
Axle（41）The position being engaged is provided with the 5th sealing ring（42）.
8. a kind of automotive oil tank switching valve with time delay oil return function according to claim 1, it is characterised in that：Described
One plane cam（8）First cam path of end face（9）Phase difference is 90 degree, it is ensured that the first plane cam（8）When rotating 90 degree, one
Number oil input channel（18）With No. two oil input channels（19）It is respectively at closing and opening；Second plane cam（39）End face
Second cam path（40）Phase difference is 90 degree, it is ensured that the second plane cam（39）When rotating 90 degree, a back oil road（37）With two
Number back oil road（38）It is respectively at closing and opening.
9. a kind of automotive oil tank switching valve with time delay oil return function according to claim 1, it is characterised in that：Described
One plane cam（8）With the second plane cam（39）Lower surface all pass through grid spacer（15）Position and be separately mounted to first
Oil duct axle（11）With the second oil duct axle（41）On, first plane cam（8）With the second plane cam（39）Upper surface lead to
Cross locating ring（14）Positioning, the locating ring（14）By circlip（13）Location and installation is in the first oil duct axle（11）With second
Oil duct axle（41）On, the circlip（13）Installed in the first oil duct axle（11）With the second oil duct axle（41）Collar on.
10. using a kind of operation side of the automotive oil tank switching valve with time delay oil return function described in claim 1-9 any one
Method, it is characterised in that it is comprised the following steps：
The first step, respectively by an oil input channel of switching valve（18）With No. two oil input channels（19）By oil pipe and the first fuel tank and
The oil-out connection of two fuel tanks, and by total oil-out（10）It is connected with oil supply pipe；By a back oil road（37）Returned with No. two
Oil duct（38）Connected with the oil return opening of the first fuel tank and the second fuel tank by oil pipe, and by total oil return opening（34）With oil returning tube phase
Connection；
Second step, the second push rod switching device when initial（20）Push rod be located at the first cam path（9）Remote stopping hold, now second
Push rod switching device（20）Valve element under action of reset spring by jack-up, make the second excessively oily passage（21）Open, and then make one
Number oil input channel（18）With total oil-out（10）It is connected, and gives oil supply pipe fuel feeding；
3rd step, after the fuel oil of the first fuel tank is used up, presses SERVO CONTROL button, makes motor（2）Rotate, and then drive the
One plane cam（8）Rotate, and then make the first plane cam（8）Phase angle rotate 90 degree, now the first cam path（9）Phase
Parallactic angle also changes 90 degree, makes the second push rod switching device（20）By the second excessively oily passage（21）Close, the first push rod switching device
By the first excessively oily passage（26）Open, and then by No. two oil input channels（19）With total oil-out（10）It is connected, and to fuel feed pump
Road fuel feeding, completes two switchings of fuel tank fuel feeding；Now, a back oil road（37）With No. two back oil roads（38）Push rod switching dress
Put core assembly state of remaining stationary constant；
4th step, motor（2）Under control circuit control, time delay is rotated again after the regular hour, and then drives the second plane
Cam（39）Rotate, and then make the second plane cam（39）Phase angle rotate 90 degree, now the second cam path（40）Phase
Angle also changes 90 degree, makes a back oil road（37）Core assembly it is descending close a back oil road（37）, and No. two back oil roads
（38）Core assembly it is up under action of reset spring, and then open No. two back oil roads（38）, complete a back oil road（37）
With No. two back oil roads（38）Conversion, now, an oil input channel（18）With No. two oil input channels（19）Push rod switching device valve element
Component is remained stationary, and state is constant, and so far fuel tank of completion is changed；
5th step, after the fuel oil of the second fuel tank is used up, circulates above-mentioned operating process after the same method, final to realize
Two oil circulation supplies of fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267820.0A CN106917707B (en) | 2017-04-22 | 2017-04-22 | Automobile oil tank change-over valve with time-delay oil return function and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267820.0A CN106917707B (en) | 2017-04-22 | 2017-04-22 | Automobile oil tank change-over valve with time-delay oil return function and operation method |
Publications (2)
| Publication Number | Publication Date |
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| CN106917707A true CN106917707A (en) | 2017-07-04 |
| CN106917707B CN106917707B (en) | 2022-06-03 |
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|---|---|---|---|
| CN201710267820.0A Active CN106917707B (en) | 2017-04-22 | 2017-04-22 | Automobile oil tank change-over valve with time-delay oil return function and operation method |
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Cited By (3)
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| CN110552826A (en) * | 2019-09-20 | 2019-12-10 | 宜昌市车的技术有限公司 | automobile oil tank change-over valve with automatic heating and manual function for delayed oil return and use method |
| CN113022298A (en) * | 2021-03-24 | 2021-06-25 | 湖北中生汽车电器有限公司 | Fuel oil conversion valve of main and auxiliary fuel tanks for vehicle and conversion control method |
| CN114458491A (en) * | 2020-11-09 | 2022-05-10 | 陈捷 | Dual-fuel system of diesel engine and control method thereof |
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| CN106917707B (en) | 2022-06-03 |
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