CN206647191U - A kind of automotive oil tank switching valve of band delay oil return function - Google Patents
A kind of automotive oil tank switching valve of band delay oil return function Download PDFInfo
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- CN206647191U CN206647191U CN201720427196.1U CN201720427196U CN206647191U CN 206647191 U CN206647191 U CN 206647191U CN 201720427196 U CN201720427196 U CN 201720427196U CN 206647191 U CN206647191 U CN 206647191U
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- push rod
- switching device
- plane cam
- oil duct
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- 238000007789 sealing Methods 0.000 claims description 25
- 239000000446 fuel Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 158
- 239000002828 fuel tank Substances 0.000 description 25
- 239000000295 fuel oil Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses a kind of automotive oil tank switching valve of band delay oil return function, enclosure interior is provided with the gear drive of the first plane cam of driving 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；No.1 oil input channel and No. two oil input channels are provided with the housing；No.1 back oil road and No. two back oil roads are provided with the housing.First plane cam is engaged with the first push rod switching device and the second push rod switching device for switching in two oil input channels progress oil-feed connections；And second plane cam with for carrying out the 3rd push rod switching device of oil returns connection switching in two back oil roads and the 4th push rod switching device is engaged.
Description
Technical field
The utility model belongs to automotive oil tank part field, and in particular to a kind of automotive oil tank of band delay oil return function
Switching valve.
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, need to automatically switch to another fuel tank progress fuel feeding, therefore, normal conditions after the fuel oil of a fuel tank is finished
Down there are 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.Because there is presently no such fuel tank from turn
Valve is changed, in operation, it is also necessary to which manual switches over, and its switching efficiency is low, and stability is poor, durability
It is poor, therefore, it is necessary to a kind of switching valve is designed, for automatically being switched between two fuel tanks.
Utility model content
The utility model provides a kind of automotive oil tank switching valve of band delay oil return function, and this switching valve is using automatic control
It the mode of system, can automatically be switched between two different labels fuel tanks of diesel vehicle, and then improve switching efficiency,
And this switching valve is simple in construction, the course of work is stable, improves its durability, extends its service life.
In order to solve the above-mentioned technical problem, the utility model proposes following technical scheme：A kind of band delay oil return function
Automotive oil tank switching valve, it includes housing, and the enclosure interior is provided with the first plane cam of driving and the second plane cam
Gear drive, first plane cam are sleeved on the outside of the first oil duct axle, and the first oil duct axle is arranged on housing
Inside, the end face of first plane cam are 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 No.1 oil input channel and No. two oil input channels are engaged carry out fuel feeding with total oil-out；It is described
No.1 back oil road and No. two back oil roads are provided with housing, and No.1 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 switched 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 carrying out oil returns in two back oil roads connect what is switched
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 forms meshed transmission gear simultaneously.
The motor uses reducing motor, and the reducing motor is connected by frequency converter with controller, and the controller leads to
Cross signal wire be connected with SERVO CONTROL button controlled motor automatic rotation and its rotate phase angle.
The first push rod switching device, the second push rod switching device, the 3rd push rod switching device and the switching of the 4th push rod
The structure of device is identical；The first push rod switching device includes push rod, and the both ends of the push rod are respectively supported at the first oil duct
Positioning supported hole on axle and housing, and form and be slidably matched, one end processing being engaged on push rod with the first plane cam
There is ball mounting hole, inlayed inside the ball mounting hole and ball is installed, the ball forms rolling with the first cam path and matched somebody with somebody
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, fitted seal circle, the end chamfering matching of the fitted seal circle and the first excessively oily passage are installed on the valve element
Merging seals to the first excessively oily passage, and then to No. two oil input channel sealing blockings, is 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.1 with the second excessively oily passage, the second oil duct plate and the second oil-through hole
The break-make of oil input channel switches over；The 3rd push rod switching device and the 4th push rod switching device also respectively with it is corresponding excessively oily
Passage, oil duct plate and oil-through hole are engaged to be switched over to the break-make of No.1 back oil road and No. two back oil roads.
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 3rd push rod switching device and the push rod of the 4th push rod switching device and the second oil duct axle 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, ensures that the first plane cam rotates 90 degree
When, No.1 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, and when ensureing that the second plane cam rotates 90 degree, No.1 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 determined 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.
The utility model has the advantages that：
1st, it can automatically be switched in two fuel tanks by six above-mentioned cross valves, and then ensure that, at one
Another fuel tank is automatically switched to by the first plane cam after the fuel oil after-flame of fuel tank, finally ensure that two fuel tanks are carried out
Automatically switch, ensure that the smooth of fuel feeding, and two fuel tanks have oil return function, can either realize that oil-feed and can is enough realized back
Oil.
2nd, driving gear can be driven by motor, the first plane cam can be driven by driving gear, pass through 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, No.1 oil input channel and No. two oil input channels is alternately connected with total oil-out, successively carry out fuel feeding operation.
3rd, driving gear can be driven by motor, the second plane cam can be driven by driving gear, pass through second
The second cam path on plane cam drives two push rod switching devices, and then between No.1 back oil road and No. two back oil roads certainly
Dynamic switching, makes No.1 back oil road and No. two back oil roads alternately be connected with total oil-out, carries out oil return operation successively.
4th, by push rod switching device, in the course of work, pass through the first cam path of push rod and the first plane cam and match
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 No.1 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, can ensure automatically to carry out certainly between two fuel tanks
Dynamic switching, realize the alternate supplies of two oil tank fuels.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is main sectional view of the present utility model.
Fig. 2 is Section A-A figure in Fig. 1 of the present utility model.
Fig. 3 is section B-B figure in Fig. 1 of the present utility model.
Fig. 4 is the first visual angle graphics of switching valve of the present utility model.
Fig. 5 is the second visual angle graphics of switching valve of the present utility model.
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
Take turns the 8, first cam path 9, 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 3rd sealing ring 17,18, No. two oil input channels 19 of No.1 oil input channel, 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, 37, No. two total oil return opening 34, the 3rd push rod switching device 35, the 4th push rod switching device 36, No.1 back oil road back oil roads
38th, the second plane cam 39, the second cam path 40, the second oil duct axle 41, the 5th sealing ring 42.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1：
As Figure 1-5, a kind of automotive oil tank switching valve of band delay oil return function, it includes housing 1, the housing 1
Inside is provided with the gear drive of the first plane cam 8 of driving and the second plane cam 39,8 sets of first plane cam
Mounted in the outside of the first oil duct axle 11, the first oil duct axle 11 is arranged on inside housing 1, the end of first plane cam 8
Face is machined with the first cam path 9.Second plane cam 39 is sleeved on the outside of the second oil duct axle 41, the second oil duct axle
41 are arranged on inside housing 1, and 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, described on the housing 1
Total oil-out 10 is provided with the first oil duct axle 11 outside cover plate 5, total oil return opening 34 is provided with the second oil duct axle 41；It is described
No.1 oil input channel 18 and No. two oil input channels 19 are provided with housing 1, and No.1 oil input channel 18 and No. two oil input channels 19 are with always going out
Hydraulic fluid port 10 is engaged carry out fuel feeding；No.1 back oil road 37 and No. two back oil roads 38, and No.1 oil return are provided with the housing 1
Road 37 and No. two back oil roads 38 are engaged carry out oil return with total oil return opening 34；
First plane cam 8 connects the first push rod switching device switched with for carrying out oil-feed in two oil input channels
It is engaged with the second push rod switching device 20；And second plane cam 39 with for carrying out oil returns and connecting to cut in two back oil roads
The 3rd push rod switching device 35 changed and the 4th push rod switching device 36 are engaged.In the course of work, pass through above-mentioned structure energy
Enough in the presence of the first plane cam 8, two push rod switching devices are driven, and then pass through the effect of two push rod switching devices
Automatically switched between two oil input channels.
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 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 forms meshed transmission gear simultaneously.Output shaft 7 is driven by, motor 2 in the course of work,
Driving gear 6 is driven by output shaft 7, the first plane cam 8 is driven by driving gear 6, and then pass through the first plane cam 8
Push rod switching device is driven, realizes the automatic switchover between two oil ducts.
Further, the motor 2 uses reducing motor, and the reducing motor is connected by frequency converter with controller, institute
State controller be connected by signal wire with SERVO CONTROL button controlled motor 2 automatic rotation and its rotate 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 rotates 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 4th push rod switching device 36 is identical；The first push rod switching device includes push rod 30, the both ends of the push rod 30
The positioning supported hole being respectively supported on the first oil duct axle 11 and housing 1, and form and be 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 the cam path 9 of ball 33 and first and form 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 end chamfering of the fitted seal circle 28 and the first excessively oily passage 26 match merge the first excessively oily passage 26 is carried 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 by the first plane cam 8 and the push rod 30 of the first push rod switching device and the second push rod switching device 20
Close, can finally be realized by the cooperation between valve element and the first excessively oily excessively oily passage 21 of passage 26 and second in two fuel tanks
Between automatic switchover.
Further, 20 and second excessively oily passage 21 of the second push rod switching device, the second oil duct plate 23 and second mistake
Oilhole 22 is engaged to be switched over to the break-make of No.1 oil input channel 18；The 3rd push rod switching device 35 and the switching of the 4th push rod
Device 36 is also engaged to No.1 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 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, it can be ensured 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, ensures the first plane
When cam 8 rotates 90 degree, No.1 oil input channel 18 and No. two oil input channels 19 are respectively at closing and opening；Second plane
The phase difference of the second cam path 40 of the end face of cam 39 is 90 degree, when ensureing that the second plane cam 39 rotates 90 degree, No.1 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 the 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 the 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
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, ensures the first plane
When cam 8 rotates 180 degree, No.1 oil input channel 18 and No. two oil input channels 19 are respectively at closing and opening；Described second is flat
The phase difference of the second cam path 40 of the end face of face cam 39 is 180 degree, and when ensureing that the second plane cam 39 rotates 180 degree, No.1 is returned
Oil duct 37 and No. two back oil roads 38 are respectively at closing and opening.
The course of work and operation principle of the present utility model are：
The first step, the No.1 oil input channel 18 of switching valve and No. two oil input channels 19 are passed through into oil pipe and the first fuel tank and respectively
The oil-out connection of two fuel tanks, and total oil-out 10 is connected with oil supply pipe；By No.1 back oil road 37 and No. two back oil roads
38 are connected by oil pipe 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 second push rod switching device 20 is located at remote stop of the first cam path 9 and held when initial, and now second
The valve element of push rod switching device 20 is jacked up under action of reset spring, opens the second excessively oily passage 21, and then enter No.1
Oil duct 18 is connected with total oil-out 10, and gives oil supply pipe fuel feeding；
3rd step, after the fuel oil of the first fuel tank is used up, SERVO CONTROL button is pressed, rotates motor 2, and then driven
First plane cam 8 rotates, and then the phase angle of the first plane cam 8 is rotated 90 degree, now the phase angle of the first cam path 9
Also 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 by the first mistake
Oily passage 26 is opened, and then is connected by No. two oil input channels 19 with total oil-out 10, and gives oil supply pipe fuel feeding, completes two
The switching of fuel tank fuel feeding；Now, the push rod switching device core assembly of No.1 back oil road 37 and No. two back oil roads 38 is remained stationary
State is constant；
4th step, motor 2 rotate, and then drive second is flat again under control circuit control after the regular hour that is delayed
Face cam 39 rotates, and then the phase angle of the second plane cam 39 is rotated 90 degree, now the phase angle of the second cam path 40
90 degree of conversion, makes the descending closing No.1 back oil road 37 of core assembly of No.1 back oil road 37, and the valve element group of No. two back oil roads 38
Part is up under action of reset spring, and then opens No. two back oil roads 38, completes No.1 back oil road 37 and No. two oil of back oil road 38
The conversion in road, now, the push rod switching device core assemblies of No.1 oil input channel 18 and No. two oil input channels 19 state of remaining stationary are constant,
So far a fuel tank conversion is completed；
5th step, after the fuel oil of the second fuel tank is used up, above-mentioned operating process is circulated after the same method, finally
Realize the oil circulation supply of two fuel tanks.
By above-mentioned description, those skilled in the art completely can be without departing from this item utility model technological thought
In the range of, various changes and amendments are carried out all within the scope of protection of the utility model.It is of the present utility model not most
Matters, belong to the common knowledge of those skilled in the art.
Claims (9)
- A kind of 1. automotive oil tank switching valve of band 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 No.1 oil input channel（18）With No. two oil input channels（19）, and No.1 oil-feed Road（18）With No. two oil input channels（19）With total oil-out（10）It is engaged carry out fuel feeding；The housing（1）On be provided with No.1 return Oil duct（37）With No. two back oil roads（38）, and No.1 back oil road（37）With No. two back oil roads（38）With total oil return opening（34）Match Close and carry out oil return；First plane cam（8）With for two oil input channels carry out oil-feeds connect the first push rod switching device for switching 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.
- A kind of 2. automotive oil tank switching valve of band 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 forms meshed transmission gear simultaneously.
- A kind of 3. automotive oil tank switching valve of band 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 is by signal wire with watching Take the connected controlled motor of control button（2）Automatic rotation and its rotate phase angle.
- A kind of 4. automotive oil tank switching valve of band 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）Both ends be respectively supported at First oil duct axle（11）And housing（1）On positioning supported hole, and form 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）Inside, which is inlayed, is provided with ball （33）, the ball（33）With the first cam path（9）Form 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）.
- A kind of 5. automotive oil tank switching valve of band 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 with corresponding excessively oily passage, oil duct plate and oil-through hole to No.1 back oil road（37）With No. two back oil roads（38）Break-make Switch over.
- A kind of 6. automotive oil tank switching valve of band 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）.
- A kind of 7. automotive oil tank switching valve of band 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）.
- A kind of 8. automotive oil tank switching valve of band 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, ensures 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, ensures the second plane cam（39）When rotating 90 degree, No.1 back oil road（37）With two Number back oil road（38）It is respectively at closing and opening.
- A kind of 9. automotive oil tank switching valve of band 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）Pass through 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720427196.1U CN206647191U (en) | 2017-04-22 | 2017-04-22 | A kind of automotive oil tank switching valve of band delay oil return function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720427196.1U CN206647191U (en) | 2017-04-22 | 2017-04-22 | A kind of automotive oil tank switching valve of band delay oil return function |
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| Publication Number | Publication Date |
|---|---|
| CN206647191U true CN206647191U (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720427196.1U Expired - Fee Related CN206647191U (en) | 2017-04-22 | 2017-04-22 | A kind of automotive oil tank switching valve of band delay oil return function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917707A (en) * | 2017-04-22 | 2017-07-04 | 宜昌市车的技术有限公司 | A kind of automotive oil tank switching valve with time delay oil return function and operating method |
-
2017
- 2017-04-22 CN CN201720427196.1U patent/CN206647191U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917707A (en) * | 2017-04-22 | 2017-07-04 | 宜昌市车的技术有限公司 | A kind of automotive oil tank switching valve with time delay oil return function and operating method |
| CN106917707B (en) * | 2017-04-22 | 2022-06-03 | 宜昌市车的技术有限公司 | Automobile oil tank change-over valve with time-delay oil return function and operation method |
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