CN209146308U - A kind of dual-clutch transmission shift hydraulic operation cylinder assembly - Google Patents
A kind of dual-clutch transmission shift hydraulic operation cylinder assembly Download PDFInfo
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- CN209146308U CN209146308U CN201821980932.7U CN201821980932U CN209146308U CN 209146308 U CN209146308 U CN 209146308U CN 201821980932 U CN201821980932 U CN 201821980932U CN 209146308 U CN209146308 U CN 209146308U
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Abstract
The utility model discloses a kind of simple dual-clutch transmission shift hydraulic operation cylinder assembly of structure, first shift valve is by the control terminal of 1 grade/5 grades hydraulic shift cylinders of oil circuit connection, 2 grades/6 grades hydraulic shift cylinders, control terminal that the second shift valve passes through 3 grades/7 grades hydraulic shift cylinders of oil circuit connection, R grades/4 grades hydraulic shift cylinders；The output end of ratio pressure solenoid valve passes through the input terminal of second the first three position four-way electromagnetic valve of oil circuit connection, and pass through the input terminal of the second three position four-way electromagnetic valve of third oil circuit connection, the working hole of first three position four-way electromagnetic valve is connect by oil circuit with the oil inlet of the first shift valve, the working hole of second three position four-way electromagnetic valve is connect by oil circuit with the second shift valve oil inlet, the control terminal of first shift valve is through the 4th oil circuit, the control terminal of second shift valve is parallel to the output end of switching mode solenoid valve through the 5th oil circuit, ratio pressure solenoid valve, the input terminal of switching mode solenoid valve is used to connection system pressure oil circuit.
Description
Technical field
The utility model relates to dual-clutch transmissions, more particularly to a kind of dual-clutch transmission shift hydraulic operation
Cylinder assembly.
Background technique
Authorization Notice No. is that 104534083 B of CN discloses a kind of dual-clutch transmission shift hydraulic shift cylinders
System, the system include: the electromagnetic relief pressure valve of three identical ratio pressures, three identical mechanical slide valves, three bullets
The different cylindrical helical compression spring of spring rigidity, four shift hydraulic shift cylinders.The electricity of three identical ratio pressures
Two solenoid valve pressure reducing valves in magnetic pressure reducing valve adjust the hydraulic coupling size of driving hydraulic shift cylinders, output end and one respectively
The input terminal of mechanical slide valve is connected, and the output end of the mechanical slide valve passes through the input terminal of oil circuit Yu other two mechanical slide valve respectively
Mouth is connected, and the output port of two mechanical slide valves passes through oil circuit connection to the working chamber of four hydraulic shift cylinders of shifting gears respectively.
Another solenoid valve pressure reducing valve input terminal is connected with principal pressure oil circuit, the output end control terminal phase with three mechanical slide valves respectively
Even, the other end of three mechanical slide valves is mounted on spring and the spring rate of three springs is different, and pretightning force is also different,
It is applied to the control port of three mechanical slide valves by the different output pressure of electromagnetic valve for adjusting pressure reducing valve, to make three machinery
Slide valve is in different operating positions, so make the pressure oil output of two solenoid valves decompression valve regulation by different oil circuits into
Enter to related gear hydraulic shift cylinders to drive hydraulic shift cylinders to act.A kind of dual-clutch transmission that the patent is previously mentioned
The shift output port and other two mechanical slide valve that 3 mechanical slide valves and a mechanical slide valve are used in hydraulic system
Input port is connected, and the output port of other two mechanical slide valve passes through oil circuit connection to four hydraulic shift cylinders of shifting gears respectively
Working chamber causes the complicated shift process simultaneously of hydraulic system oil channel structures to need the movement of two-stage mechanical slide valve, when leading to shift
Between lengthen.The other end of three mechanical slide valves of the patent is respectively mounted there are three the different spring of pretightning force simultaneously, needs electricity
Magnet valve pressure reducing valve exports three sections of different pressure and respectively overcomes the pretightning force of mechanical slide valve spring to make mechanical slide valve be in not
Same operating position keeps the control mode relatively difficult due to the self-characteristic of solenoid valve pressure reducing valve, and precision degree is low.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of structures simply, shift control is accurate, shift is accordingly fast
Dual-clutch transmission shift use hydraulic operation cylinder assembly.
In order to solve the above technical problems, the utility model adopts the following technical scheme:
A kind of dual-clutch transmission shift hydraulic operation cylinder assembly, including 1 grade/5 grades hydraulic shift cylinders, 2 grades/6 grades
Hydraulic shift cylinders, 3 grades/7 grades hydraulic shift cylinders, R grades/4 grades hydraulic shift cylinders, and the first shift valve equipped with the first spring,
The second shift valve equipped with second spring, first shift valve by the tenth oil circuit, 1 grade/5 grades of the 11st oil circuit connection it is hydraulic
The control terminal of cylinder is operated, and connects the control terminal of 2 grades/6 grades hydraulic shift cylinders by the 12nd oil circuit, the tenth three oil circuits, it is described
Second shift valve passes through the control terminal of 3 grades/7 grades the 14th oil circuit, the 15th oil circuit connection hydraulic shift cylinders, and passes through the 16th
The control terminal of R grades/4 grades oil circuit, the 17th oil circuit connection hydraulic shift cylinders；Further include a ratio pressure solenoid valve, one open
The output end of pass type solenoid valve, the first three position four-way electromagnetic valve, the second three position four-way electromagnetic valve, the ratio pressure solenoid valve is logical
The input terminal of second the first three position four-way electromagnetic valve of oil circuit connection is crossed, and passes through the second three position four-way electromagnetic valve of third oil circuit connection
Input terminal, the first working hole of first three position four-way electromagnetic valve passes through the first oil inlet of the 7th oil circuit and the first shift valve
Mouth connection, the second working hole of first three position four-way electromagnetic valve pass through the second oil inlet of the 6th oil circuit and the first shift valve
First working hole of connection, second three position four-way electromagnetic valve is connected by the first oil inlet of the 9th oil circuit and the second shift valve
It connects, the second working hole of second three position four-way electromagnetic valve is connected by the second oil inlet of the 8th oil circuit and the second shift valve
It connects, the control terminal of first shift valve is parallel to out through the control terminal of the 4th oil circuit, second shift valve through the 5th oil circuit
The output end of pass type solenoid valve, the ratio pressure solenoid valve, switching mode solenoid valve input terminal be used to connection system pressure
Oil circuit.
Preferably, first shift valve, the second shift valve are two nine logical mechanical slide valves.
First working hole of first shift valve connects the tenth oil circuit, and the second working hole connects the 12nd oil circuit, third
Working hole connects the 11st oil circuit, and the 4th working hole connects the tenth three oil circuits；First working hole of second shift valve connects
14th oil circuit, the second working hole connect the 16th oil circuit, and third working hole connects the 15th oil circuit, the 4th working hole connection the
17 oil circuits.
Preferably, first spring, second spring are the identical cylindrical helical compression springs of value of elastic.
By adopting the above-described technical solution, first shift valve passes through the tenth oil circuit, the 11st oil circuit connection 1 grade/5
The control terminal of shelves hydraulic shift cylinders, and pass through the control of the 12nd oil circuit, the tenth three oil circuits 2 grades/6 grades hydraulic shift cylinders of connection
End, second shift valve pass through the control terminal of 3 grades/7 grades the 14th oil circuit, the 15th oil circuit connection hydraulic shift cylinders, and lead to
Cross the control terminal of R grades/4 grades the 16th oil circuit, the 17th oil circuit connection hydraulic shift cylinders；
The output end of the ratio pressure solenoid valve passes through the input terminal of second the first three position four-way electromagnetic valve of oil circuit connection,
And pass through the input terminal of the second three position four-way electromagnetic valve of third oil circuit connection, the first work of first three position four-way electromagnetic valve
Mouth is connect by the 7th oil circuit with the first oil inlet of the first shift valve, the second working hole of first three position four-way electromagnetic valve
It is connect by the 6th oil circuit with the second oil inlet of the first shift valve, the first working hole of second three position four-way electromagnetic valve is logical
It crosses the 9th oil circuit to connect with the first oil inlet of the second shift valve, the second working hole of second three position four-way electromagnetic valve passes through
8th oil circuit is connect with the second oil inlet of the second shift valve, and the control terminal of first shift valve is through the 4th oil circuit, described
The control terminal of two shift valves is parallel to the output end of switching mode solenoid valve, the ratio pressure solenoid valve, switch through the 5th oil circuit
The input terminal of type solenoid valve is used to connection system pressure oil circuit.
Preferably, first shift valve, the second shift valve are two nine logical mechanical slide valves, to make hydraulic system knot
Structure is simpler, more easily manufactures.
First working hole of first shift valve connects the tenth oil circuit, and the second working hole connects the 12nd oil circuit, third
Working hole connects the 11st oil circuit, and the 4th working hole connects the tenth three oil circuits；First working hole of second shift valve connects
14th oil circuit, the second working hole connect the 16th oil circuit, and third working hole connects the 15th oil circuit, the 4th working hole connection the
17 oil circuits.
Preferably, first spring, second spring are the identical cylindrical helical compression springs of value of elastic, due to two
The initial tension of spring of mechanical slide valve is the same, and when control need to only be controlled using a switch electromagnetic valve, simple and reliable；
The technical solution mentioned in respect to the background art, the utility model only use two two nine logical mechanical slide valves,
Two identical 3-position 4-way flow solenoid valves control flow, improve control precision, are manufactured using the utility model
Hydraulic system oil channel structures it is simple, it is more easy not only to manufacture and design, and cost is lower, and easily controllable, and precision is high, makes to change
Gear process is uncomplicated, and shift time is comparatively shorter.
Detailed description of the invention
Fig. 1 is the principle schematic diagram of the utility model.
In figure, 30. ratio pressure solenoid valves, 31. switching mode solenoid valves, 32. first three position four-way electromagnetic valves, 33. second
Three position four-way electromagnetic valve, 40. first shift valves, 41. second shift valves, 42. first springs, 43. second springs, 50.1 grades/5 grades
Hydraulic shift cylinders, 51.2 grades/6 grades hydraulic shift cylinders, 52.3 grades/7 grades hydraulic shift cylinders, 53.R grades/4 grades hydraulic shift cylinders, 1.
System pressure oil circuit, 2. second oil circuits, 3. third oil circuits, 4. the 4th oil circuits, 5. the 5th oil circuits, 6. the 6th oil circuits, 7. the 7th oil
Road, 8. the 8th oil circuits, 9. the 9th oil circuits, 10. the tenth oil circuits, 11. the 11st oil circuits, 12. the 12nd oil circuits, 13. the 13rd oil
Road, 14. the 14th oil circuits, 15. the 15th oil circuits, 16. the 16th oil circuits, 17. the 17th oil circuits.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description:
It is shown in Figure 1, a kind of dual-clutch transmission shift hydraulic operation cylinder assembly of the utility model, including 1
Shelves/5 grades of 50,2 grades/6 grades of hydraulic shift cylinders, 51,3 grades/7 grades of hydraulic shift cylinders hydraulic shift cylinders 52, R grades/4 grades hydraulic shift cylinders
53, and the first shift valve 40 equipped with the first spring 42, the second shift valve 41 equipped with second spring 43, first spring
42, second spring 43 is the identical cylindrical helical compression spring of value of elastic.First shift valve 40, the second shift valve 41 are
For two nine logical mechanical slide valves.First shift valve 40 is hydraulic by the tenth oil circuit 10,1 grade/5 grades of the 11st oil circuit 11 connection
The control terminal of cylinder 50 is operated, and connects the control of 2 grades/6 grades hydraulic shift cylinders 51 by the 12nd oil circuit 12, the tenth three oil circuits 13
End, the first working hole of first shift valve 40 connect the tenth oil circuit 10, and the second working hole connects the 12nd oil circuit 12, third
Working hole connects the 11st oil circuit 11, and the 4th working hole connects the tenth three oil circuits 13；Second shift valve 41 passes through the 14th
Oil circuit 14, the 15th oil circuit 15 connect the control terminal of 3 grades/7 grades hydraulic shift cylinders 52, and pass through the 16th oil circuit the 16, the 17th
Oil circuit 17 connects the control terminal of R grades/4 grades hydraulic shift cylinders 53, the first working hole connection the 14th of second shift valve 41
Oil circuit 14, the second working hole connect the 16th oil circuit 16, and third working hole connects the 15th oil circuit 15, the 4th working hole connection the
17 oil circuits 17.It further include 30, switching mode solenoid valves 31, first three position four-way electromagnetic valves of a ratio pressure solenoid valve
32, the output end of the second three position four-way electromagnetic valve 33, the ratio pressure solenoid valve 30 connects the one or three by the second oil circuit 2
The input terminal of four way solenoid valve 32, and pass through the input terminal that third oil circuit 3 connects the second three position four-way electromagnetic valve 33, described first
First working hole of three position four-way electromagnetic valve 32 is connect by the 7th oil circuit 7 with the first oil inlet of the first shift valve 40, described
Second working hole of the first three position four-way electromagnetic valve 32 is connect by the 6th oil circuit 6 with the second oil inlet of the first shift valve 40,
First working hole of second three position four-way electromagnetic valve 33 is connected by the first oil inlet of the 9th oil circuit 9 and the second shift valve 41
It connects, the second working hole of second three position four-way electromagnetic valve 33 passes through the second oil inlet of the 8th oil circuit 8 and the second shift valve 41
Mouthful connection, the control terminal of first shift valve 40 through the 4th oil circuit 4, second shift valve 41 control terminal through the 5th oil circuit
5 are parallel to the output end of switching mode solenoid valve 31, the ratio pressure solenoid valve 30, switching mode solenoid valve 31 input terminal use
In connection system pressure oil circuit 1.
The pressure oil pressure that the ratio pressure solenoid valve 30 of the utility model adjusts each hydraulic shift cylinders is more accurate, changes
The initial tension of spring for keeping off valve is the same, and when control need to only be controlled using switch electromagnetic valve, simple and reliable, if by the utility model
It shifts gears for double-clutch speed changer, the shift performance of double-clutch speed changer not only can be improved, and be easier to the utility model
In manufacture.
The technical solution mentioned in respect to the background art, the utility model only use two two nine logical mechanical slide valves,
Two identical 3-position 4-way flow solenoid valves control flow, improve control precision, are manufactured using the utility model
Hydraulic system oil channel structures it is simple, it is more easy not only to manufacture and design, and cost is lower, and easily controllable, and precision is high, makes to change
Gear process is uncomplicated, and shift time is comparatively shorter.
It is the course of work of the utility model below:
It is shown in Figure 1,1 welding system pressure oil-source of system pressure oil circuit, ratio pressure solenoid valve 30 by system pressure oil
The pressure oil on road 1 is adjusted to the pressure oil that control needs as input and passes through the second oil circuit 2 and the output of third oil circuit 3 respectively, the
Two oil circuits 2 and third oil circuit 3 are connected to the input port of the first three position four-way electromagnetic valve 32 and the second three position four-way electromagnetic valve 33.
The input of switching mode solenoid valve 31 is connected with system pressure oil circuit 1, and output passes through the 4th oil circuit 4, the 5th oil circuit 5 and first respectively
Shift valve 40, the control terminal of the second shift valve 41 are connected.First three position four-way electromagnetic valve 32 and the second three position four-way electromagnetic valve 33
There are three operating positions, when the first three position four-way electromagnetic valve 32 and the second three position four-way electromagnetic valve 33 are in input terminal and second
When the operating position of working hole connection, the second oil circuit 2 is connected to the 6th oil circuit 6, and third oil circuit 3 is connected to the 8th oil circuit 8；When
One three position four-way electromagnetic valve 32 and the second three position four-way electromagnetic valve 33 are in the operating position that input terminal is connected to the first working hole
When, the second oil circuit 2 is connected to the 7th oil circuit 7, and third oil circuit 3 is connected to the 9th oil circuit 9；When 32 He of the first three position four-way electromagnetic valve
When second three position four-way electromagnetic valve 33 is in the operating position that input terminal is connected to oil return box, the second oil circuit 2 both got along well the 6th oil
Road 6 connection also discord the 7th oil circuit 7 connection, third oil circuit 3 both got along well the 8th oil circuit 8 connection and also discord the 9th oil circuit 9 connection.The
One shift valve 40, there are two operating positions for the second shift valve 41;First spring 42 and second spring 43 are two spring rates
Identical, the identical cylindrical helical compression spring of pretightning force；Switching mode solenoid valve 31 export pressure oil by the 4th oil circuit 4,
5th oil circuit 5 has respectively entered the control terminal of the first shift valve 40 and the second shift valve 41；Act on the pressure of shift valve control terminal
The interaction of the spring of power oil and the shift valve other end determines the operating position of shift valve, to keep oil circuit different
Closed state.When switching mode solenoid valve 31 is in close state, system pressure oil circuit 1 and the 4th oil circuit 4, the 5th oil circuit 5 are not
Connection, makes that the first shift valve 40 is in the 6th oil circuit 6 and the 11st oil circuit 11 and the 7th oil circuit 7 are connected to the tenth oil circuit 10
State, the second shift valve 41 is in the 8th oil circuit 8 and the 15th oil circuit 15 and the 9th oil circuit 9 are connected to the 14th oil circuit 14
State；When switching mode solenoid valve 31 is opened, system pressure oil circuit 1 is connected to the 4th oil circuit 4, the 5th oil circuit 5, makes the first shift
Valve 40 is in the 6th oil circuit 6 and the tenth three oil circuits 13 and the 7th oil circuit 7 and 12 connected state of the 12nd oil circuit, the second shift
Valve 41 is in the 8th oil circuit 8 and the 17th oil circuit 17 and the 9th oil circuit 9 and 16 connected state of the 16th oil circuit, to realize
Hang shelves.First shift valve 40, the second shift valve 41, ratio pressure solenoid valve 30, switching mode solenoid valve 31, the 1st four
The oil return opening of three-way electromagnetic valve 32 and the second three position four-way electromagnetic valve 33 passes through oil returning tube and connects hydraulic oil container.
Become for what is mentioned using the utility model for controlling the device of multiple hydraulic shift cylinders as double clutch
It is as follows referring to Fig.1 that the device of the hydraulic shift cylinders of fast device shift hangs shelves sequence:
1 grade: ratio pressure solenoid valve 30 works, and adjusts the hydraulic coupling of 1 grade/5 grades hydraulic shift cylinders 50 of driving；One or three
Four way solenoid valve 32 is in the operating position that input terminal is connected to the first working hole, is connected to the second oil circuit 2 with the 7th oil circuit 7；
Switching mode solenoid valve 31 is in close state, and the 4th oil circuit 4 and the 5th oil circuit 5 are not connected to system pressure oil circuit 1, makes first
Shift valve 40 is in the 7th oil circuit 7 and the tenth operating position that oil circuit 10 is connected to, the 6th oil circuit 6 is connected to the 11st oil circuit 11；
2 grades: ratio pressure solenoid valve 30 works, and adjusts the hydraulic coupling of 2 grades/6 grades hydraulic shift cylinders 51 of driving；One or three
Four way solenoid valve 32 is in the operating position that input terminal is connected to the first working hole, is connected to the second oil circuit 2 with the 7th oil circuit 7；
Switching mode solenoid valve 31 is in the open state, and the 4th oil circuit 4 and the 5th oil circuit 5 are connected to system pressure oil circuit 1, makes first to change
Gear valve 40 is in the 7th oil circuit 7 and the 12nd operating position that oil circuit 12 is connected to, the 6th oil circuit 6 is connected to the tenth three oil circuits 13；
3 grades: ratio pressure solenoid valve 30 works, and adjusts the hydraulic coupling of 3 grades/7 grades hydraulic shift cylinders 52 of driving；Two or three
Four way solenoid valve 33 is in the operating position that input terminal is connected to the first working hole, is connected to third oil circuit 3 with the 9th oil circuit 9；
Switching mode solenoid valve 31 is in close state, and system pressure oil circuit 1 is not connected to the 4th oil circuit 4 and the 5th oil circuit 5, makes second
Shift valve 41 is in the operating position that the 8th oil circuit 8 is connected with the 15th oil circuit 15, the 9th oil circuit 9 with the 14th oil circuit 14；
4 grades: ratio pressure solenoid valve 30 works, and adjusts the hydraulic coupling of R grades/4 grades hydraulic shift cylinders 53 of driving；Two or three
Four way solenoid valve 33 is in the operating position that input terminal is connected to the second working hole, is connected to third oil circuit 3 with the 8th oil circuit 8；
Switching mode solenoid valve 31 is in the open state, and system pressure oil circuit 1 is connected to the 4th oil circuit 4 and the 5th oil circuit 5, makes second to change
Gear valve 41 is in the operating position that the 8th oil circuit 8 is connected with the 17th oil circuit 17, the 9th oil circuit 9 with the 16th oil circuit 16；
5 grades: ratio pressure solenoid valve 30 works, and adjusts the hydraulic coupling of 1 grade/5 grades hydraulic shift cylinders 50 of driving；Third electromagnetism
Valve 32 is in the operating position that input terminal is connected to the second working hole, is connected to the second oil circuit 2 with the 6th oil circuit 6；Switching mode electricity
Magnet valve 31 is in close state, and system pressure oil circuit 1 is not connected to the 4th oil circuit 4 and the 5th oil circuit 5, makes the first shift valve 40
In the operating position that the 6th oil circuit 6 is connected with the 11st oil circuit 11, the 7th oil circuit 7 with the tenth oil circuit 10；
6 grades: ratio pressure solenoid valve 30 works, and adjusts the hydraulic coupling of 2 grades/6 grades hydraulic shift cylinders 51 of driving；Third electromagnetism
Valve 32 is in the operating position that input terminal is connected to the second working hole, is connected to the second oil circuit 2 with the 6th oil circuit 6；Switching mode electricity
Magnet valve 31 is in the open state, and system pressure oil circuit 1 is connected to the 4th oil circuit 4 and the 5th oil circuit 5, makes at the first shift valve 40
In the operating position that the 6th oil circuit 6 is connected with the tenth three oil circuits 13, the 7th oil circuit 7 with the 12nd oil circuit 12；
7 grades: ratio pressure solenoid valve 30 works, and adjusts the hydraulic coupling of 3 grades/7 grades hydraulic shift cylinders 52 of driving；Two or three
Four way solenoid valve 33 is in the operating position that input terminal is connected to the second working hole, is connected to third oil circuit 3 with the 8th oil circuit 8；
Switching mode solenoid valve 31 is in close state, and system pressure oil circuit 1 is not connected to the 4th oil circuit 4 and the 5th oil circuit 5, makes second
Shift valve 41 is in the operating position that the 8th oil circuit 8 is connected with the 15th oil circuit 15, the 9th oil circuit 9 with the 14th oil circuit 14；
R grades: ratio pressure solenoid valve 30 works, and adjusts the hydraulic coupling of R grades/4 grades hydraulic shift cylinders 53 of driving；Two or three
Four way solenoid valve 33 is in the operating position that input terminal is connected to the first working hole, is connected to third oil circuit 3 with the 9th oil circuit 9；
Switching mode solenoid valve 31 is in the open state, and system pressure oil circuit 1 is connected to the 4th oil circuit 4 and the 5th oil circuit 5, makes second to change
Gear valve 41 is in the operating position that the 8th oil circuit 8 is connected with the 17th oil circuit 17, the 9th oil circuit 9 with the 16th oil circuit 16；
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel range is defined, under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel
To the various changes and improvements that the technical solution of the utility model is made, it should all fall into what the utility model claims book determined
In protection scope.
Claims (4)
1. a kind of dual-clutch transmission shift hydraulic operation cylinder assembly, including 1 grade/5 grades hydraulic shift cylinders (50), 2 grades/6
Shelves hydraulic shift cylinders (51), 3 grades/7 grades hydraulic shift cylinders (52), R grades/4 grades hydraulic shift cylinders (53), and it is equipped with the first spring
(42) the first shift valve (40), the second shift valve (41) equipped with second spring (43), first shift valve (40) pass through
Tenth oil circuit (10), the 11st oil circuit (11) connect the control terminal of 1 grade/5 grades hydraulic shift cylinders (50), and pass through the 12nd oil circuit
(12), the tenth three oil circuits (13) connect the control terminal of 2 grades/6 grades hydraulic shift cylinders (51), and second shift valve (41) passes through the
14 oil circuits (14), the 15th oil circuit (15) connect the control terminal of 3 grades/7 grades hydraulic shift cylinders (52), and pass through the 16th oil circuit
(16), the 17th oil circuit (17) connects the control terminal of R grades/4 grades hydraulic shift cylinders (53)；It is characterized by also including a ratios
Example pressure solenoid valve (30), a switching mode solenoid valve (31), the first three position four-way electromagnetic valve (32), the second 3-position 4-way electromagnetism
The output end of valve (33), the ratio pressure solenoid valve (30) connects the first three position four-way electromagnetic valve by the second oil circuit (2)
(32) input terminal, and pass through the input terminal of third oil circuit (3) connection the second three position four-way electromagnetic valve (33), described one or three
First working hole of four way solenoid valve (32) is connect by the 7th oil circuit (7) with the first oil inlet of the first shift valve (40), institute
The second working hole for stating the first three position four-way electromagnetic valve (32) passes through the second oil inlet of the 6th oil circuit (6) and the first shift valve (40)
First working hole of mouth connection, second three position four-way electromagnetic valve (33) passes through the 9th oil circuit (9) and the second shift valve (41)
The connection of the first oil inlet, the second working hole of second three position four-way electromagnetic valve (33) passes through the 8th oil circuit (8) and second
Second oil inlet of shift valve (41) connects, and the control terminal of first shift valve (40) is changed through the 4th oil circuit (4), described second
The control terminal of gear valve (41) is parallel to the output end of switching mode solenoid valve (31), the ratio pressure electromagnetism through the 5th oil circuit (5)
Valve (30), switching mode solenoid valve (31) input terminal be used to connection system pressure oil circuit (1).
2. dual-clutch transmission according to claim 1 shift hydraulic operation cylinder assembly, it is characterised in that: described the
One shift valve (40), the second shift valve (41) are two nine logical mechanical slide valves.
3. dual-clutch transmission according to claim 2 shift hydraulic operation cylinder assembly, it is characterised in that: described the
First working hole of one shift valve (40) connects the tenth oil circuit (10), and the second working hole connects the 12nd oil circuit (12), third work
Make mouth and connect the 11st oil circuit (11), the 4th working hole connects the tenth three oil circuits (13)；The first of second shift valve (41)
Working hole connects the 14th oil circuit (14), and the second working hole connects the 16th oil circuit (16), the 15th oil of third working hole connection
Road (15), the 4th working hole connect the 17th oil circuit (17).
4. dual-clutch transmission according to claim 1 shift hydraulic operation cylinder assembly, it is characterised in that: described the
One spring (42), second spring (43) are the identical cylindrical helical compression springs of value of elastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821980932.7U CN209146308U (en) | 2018-11-29 | 2018-11-29 | A kind of dual-clutch transmission shift hydraulic operation cylinder assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821980932.7U CN209146308U (en) | 2018-11-29 | 2018-11-29 | A kind of dual-clutch transmission shift hydraulic operation cylinder assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209146308U true CN209146308U (en) | 2019-07-23 |
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ID=67288106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821980932.7U Active CN209146308U (en) | 2018-11-29 | 2018-11-29 | A kind of dual-clutch transmission shift hydraulic operation cylinder assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209146308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296748A (en) * | 2018-11-29 | 2019-02-01 | 重庆青山工业有限责任公司 | Hydraulic system is used in a kind of shift of dual-clutch transmission |
-
2018
- 2018-11-29 CN CN201821980932.7U patent/CN209146308U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296748A (en) * | 2018-11-29 | 2019-02-01 | 重庆青山工业有限责任公司 | Hydraulic system is used in a kind of shift of dual-clutch transmission |
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