CN110529588A - New-energy automobile hydraulic valve plate assembly and speed changer - Google Patents
New-energy automobile hydraulic valve plate assembly and speed changer Download PDFInfo
- Publication number
- CN110529588A CN110529588A CN201910905268.2A CN201910905268A CN110529588A CN 110529588 A CN110529588 A CN 110529588A CN 201910905268 A CN201910905268 A CN 201910905268A CN 110529588 A CN110529588 A CN 110529588A
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- valve
- oil pressure
- valve plate
- main oil
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- 239000003921 oil Substances 0.000 claims abstract description 203
- 238000001816 cooling Methods 0.000 claims abstract description 32
- 239000010687 lubricating oil Substances 0.000 claims abstract description 31
- 238000005192 partition Methods 0.000 claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims description 29
- 239000012208 gear oil Substances 0.000 claims description 26
- 230000006837 decompression Effects 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 12
- 230000001276 controlling effect Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 239000010730 cutting oil Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 11
- 230000008901 benefit Effects 0.000 description 3
- 239000005068 cooling lubricant Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002360 explosive Substances 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
- F16H61/0009—Hydraulic control units for transmission control, e.g. assembly of valve plates or valve units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B2013/002—Modular valves, i.e. consisting of an assembly of interchangeable components
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Transmission Device (AREA)
Abstract
This application discloses a kind of new-energy automobile hydraulic valve plate assembly and speed changers, are related to hydraulic transmission technology field, to a certain extent to solve the existing speed changer technical problem high to oil pump demanded power output.New-energy automobile hydraulic valve plate assembly provided by the present application includes: valve body and the first shift valve being arranged on the valve body, the second shift valve and main oil pressure control valve group；Valve body includes: upper valve plate, partition and the lower valve plate from top to bottom set gradually；The input terminal of main oil pressure control valve group is connected to working connection, and the output end of main oil pressure control valve group is connected to the cooling and lubricating oil circuit.The application can input hydraulic pressure be oily simultaneously using two oil pumps, suitable for the automatic transmission of double pump structure, can also pass through main oil pressure control valve and adjust working connection pressure, improve the efficiency of new-energy automobile hydraulic valve plate assembly.
Description
Technical field
This application involves hydraulic transmission technology fields, more particularly, to a kind of new-energy automobile hydraulic valve plate assembly and speed change
Device.
Background technique
Due to getting worse for energy crisis and environmental problem, pure electric automobile had obtained more and more weights in recent years
Depending on and greatly develop.Pure electric automobile currently on the market carries single reduction gear mostly.It improves with the continuous development of technology,
The dynamic property and economy of pure electric automobile can be improved using two-speed automatic transmission, hydraulic valve plate can be as fluid drive
The important component of device gear shifting actuating mechanism, the carrier using hydraulic valve plate as driving have shift quality height, control essence
The advantages that degree is high, stability is good.
Summary of the invention
The application's is designed to provide a kind of new-energy automobile hydraulic valve plate assembly and speed changer, to a certain extent with
Solve the existing speed changer technical problem high to electronic oil pump demanded power output.
A kind of new-energy automobile hydraulic valve plate assembly provided by the present application, comprising: valve body and setting are on the valve body
The first shift valve, the second shift valve and main oil pressure control valve group；
The valve body includes: upper valve plate, partition and the lower valve plate from top to bottom set gradually；
The oil circuit that is internally provided with of the valve body integrates, comprising: working connection, first gear oil circuit, second gear oil circuit and cooling
Lubricant passage way；
The input terminal of first shift valve is connected to the working connection, the output end of first shift valve and described the
One gear oil communication；The input terminal of second shift valve is connected to the working connection, the output end of second shift valve with
The second gear oil communication；
The input terminal of the main oil pressure control valve group is connected to the working connection, the main oil pressure control valve group it is defeated
Outlet is connected to the cooling and lubricating oil circuit.
Further, the main oil pressure control valve group include the first main oil pressure control valve, the first main oil pressure regulating valve with
And first feedback oil circuit；
The input terminal of the first main oil pressure control valve is connect with the working connection, the first main oil pressure control valve it is defeated
Outlet is connect by the first feedback oil circuit with the first main oil pressure regulating valve；One end of the first main oil pressure regulating valve
It is connected to the working connection, and for controlling the oil pressure in the working connection；The other end of the first main oil pressure regulating valve with
The cooling and lubricating oil circuit connection, and for controlling the flow in the cooling and lubricating oil circuit.
Further, the main oil pressure control valve group includes the second main oil pressure control valve, the second main oil pressure regulating valve, the
Two feedback oil circuits and decompression part；
The input terminal of the second main oil pressure control valve is connected to by the decompression part with the working connection, and described second is main
The output end of pressure control valve is connected to by the feedback oil circuit with one end of the second main oil pressure regulating valve；Described second is main
Oil pressure adjusting valve can control the oil pressure in the working connection；The other end of the second main oil pressure regulating valve and the cooling profit
Sliding oil communication, the second main oil pressure regulating valve can control the flow in the cooling and lubricating oil circuit.
Further, it is integrated that hydraulic fluid port is provided on the upper valve plate, comprising: the first oil inlet, the second oil inlet, first go out
Hydraulic fluid port, the second oil outlet, cooling and lubricating oil outlet；
First oil inlet and the second oil inlet are connected to the working connection respectively；First oil outlet and described the
One gear oil communication；Second oil outlet and the second gear oil communication；The cooling and lubricating oil outlet and the cooling
Lubricant passage way connection.
Further, first shift valve, second shift valve, the main oil pressure control valve group are arranged at institute
It states on lower valve plate.
Further, the decompression part is arranged inside the lower valve plate, and the decompression part includes: successively to set from the inside to the outside
Decompression valve core, pressure-relief valve spring and the pressure reducing valve end set are stifled.
Further, further includes: locating piece；The locating piece wears the lower valve plate, and the locating piece is used for described
The axial restraint of first shift valve, second shift valve and the main oil pressure control valve group.
Further, further includes: the first connector；First connector successively wears the upper valve plate, the partition
And the lower valve plate, first connector are used for the connection of the upper valve plate, the partition and the lower valve plate.
Further, further includes: the second connector；Second connector successively wear the upper lower valve plate, it is described every
Plate and the upper valve plate, second connector are used to the valve body being fixed on mission case.
The application also provides a kind of speed changer, including new-energy automobile hydraulic valve plate as described in the above technical scheme is total
At.
Compared with the existing technology, a kind of new-energy automobile hydraulic valve plate assembly described herein has the advantage that
The application provide a kind of new-energy automobile hydraulic valve plate assembly include: valve body and be arranged on the valve body
One shift valve, the second shift valve and main oil pressure control valve group；
The valve body includes: upper valve plate, partition and the lower valve plate from top to bottom set gradually；
The oil circuit that is internally provided with of the valve body integrates, comprising: working connection, first gear oil circuit, second gear oil circuit and cooling
Lubricant passage way；
The input terminal of first shift valve is connected to the working connection, the output end of first shift valve and described the
One gear oil communication；The input terminal of second shift valve is connected to the working connection, the output end of second shift valve with
The second gear oil communication；
The input terminal of the main oil pressure control valve group is connected to the working connection, the main oil pressure control valve group it is defeated
Outlet is connected to the cooling and lubricating oil circuit.
New-energy automobile hydraulic valve plate assembly provided by the present application, to a certain extent to solve existing speed changer to electronics
The high technical problem of oil pump demanded power output.
This application involves valve body digital-to-analogue is less, structure is simple, can be suitable for two-speed automatic transmission for pure electric vehicles
Or hybrid vehicle automatic transmission；And new-energy automobile hydraulic valve plate assembly described herein can be adapted for single pump
And double pump, specifically, can be using two oil pumps input hydraulic pressure oil simultaneously, suitable for the automatic transmission of double pump structure, it can be with
The efficiency of hydraulic system is improved by the control of oil pump；Working connection pressure can also be adjusted by main oil pressure control valve group, adjusted
Adjusting range is wider, and the efficiency of new-energy automobile hydraulic valve plate assembly can be improved by adjusting working connection pressure.
The application also provides a kind of speed changer, can also solve to a certain extent it is existing for existing speed changer to oil
The demanding technical problem of pump power output.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the application specific embodiment or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the application, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of new-energy automobile hydraulic valve plate assembly provided by the embodiments of the present application；
Fig. 2 is the explosive view of liquid new-energy automobile hydraulic valve plate assembly provided by the embodiments of the present application；
Fig. 3 is upper valve tray manifold structural schematic diagram provided by the embodiments of the present application；
Fig. 4 is upper valve leaf fat mouth integrated morphology schematic diagram provided by the embodiments of the present application；
Fig. 5 is lower valve plate oil channel structures schematic diagram provided by the embodiments of the present application；
Fig. 6 is that new-energy automobile hydraulic valve plate assembly oil circuit provided by the embodiments of the present application moves towards the first schematic diagram；
Fig. 7 is that new-energy automobile hydraulic valve plate assembly oil circuit provided by the embodiments of the present application moves towards second of schematic diagram.
Appended drawing reference: 100- valve body；The upper valve plate of 110-；120- partition；130- lower valve plate；140-PIN needle；150- pin；
The first shift valve of 210-；The second shift valve of 220-；230- the first main oil pressure control valve；231- the second main oil pressure control valve；240-
Depressurize part；241- depressurizes valve core；242- pressure-relief valve spring；243- pressure reducing valve end is stifled；250- the first main oil pressure regulating valve；255-
Second main oil pressure regulating valve；310- working connection；320- first gear oil circuit；330- second gear oil circuit；350- first feeds back oil circuit；
351- second feeds back oil circuit；360- cooling and lubricating oil circuit；The first oil inlet of 411-；The second oil inlet of 412-；420- first is fuel-displaced
Mouthful；The second oil outlet of 430-；440- cooling and lubricating oil outlet；The first connector of 500-；The second connector of 600-.
Specific embodiment
It is clearly and completely described below in conjunction with technical solution of the attached drawing to the application, it is clear that described implementation
Example is some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
In the description of the present application, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for describe the application and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the connection inside two elements.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition
Concrete meaning in the application.
Referring to shown in Fig. 1-Fig. 6, Fig. 1 is that the structure of new-energy automobile hydraulic valve plate assembly provided by the embodiments of the present application is shown
It is intended to；Fig. 2 is the explosive view of liquid new-energy automobile hydraulic valve plate assembly provided by the embodiments of the present application；Fig. 3 is the application implementation
The upper valve tray manifold structural schematic diagram that example provides；Fig. 4 is upper valve leaf fat mouth integrated morphology schematic diagram provided by the embodiments of the present application；
Fig. 5 is lower valve plate oil channel structures schematic diagram provided by the embodiments of the present application；Fig. 6 is new-energy automobile provided by the embodiments of the present application
Hydraulic valve plate assembly oil circuit moves towards the first schematic diagram；Fig. 7 is that new-energy automobile hydraulic valve plate provided by the embodiments of the present application is total
Second of schematic diagram is moved towards at oil circuit.
The application provides a kind of new-energy automobile hydraulic valve plate assembly, comprising: valve body 100 and setting are on valve body 100
The first shift valve 210, the second shift valve 220 and main oil pressure control valve group；
Valve body 100 includes: the upper valve plate 110, partition 120 and lower valve plate 130 from top to bottom set gradually；
The oil circuit that is internally provided with of valve body 100 integrates, comprising: working connection 310, first gear oil circuit 320, second gear oil circuit
330, oil circuit and cooling and lubricating oil circuit 360 are depressurized；
The input terminal of first shift valve 210 is connected to working connection 310, output end and the first gear oil of the first shift valve 210
Road 320 is connected to；The input terminal of second shift valve 220 is connected to working connection 310, the output end and second gear of the second shift valve 220
Oil circuit 330 is connected to；
The input terminal of the main oil pressure control valve group is connected to the working connection 310, the main oil pressure control valve group
Output end be connected to the cooling and lubricating oil circuit 360.
Further illustrate, compared with the existing technology, the new-energy automobile hydraulic valve plate assembly of the embodiment of the present application have with
Lower advantage:
The application provides a kind of new-energy automobile hydraulic valve plate assembly, referring to Fig. 1-Fig. 6；It include: valve body 100 and setting
The first shift valve 210, the second shift valve 220 and main oil pressure control valve group on valve body 100；
Valve body 100 includes: the upper valve plate 110, partition 120 and lower valve plate 130 from top to bottom set gradually；
The oil circuit that is internally provided with of valve body 100 integrates, comprising: working connection 310, first gear oil circuit 320, second gear oil circuit
330, oil circuit and cooling and lubricating oil circuit 360 are depressurized；
The input terminal of first shift valve 210 is connected to working connection 310, output end and the first gear oil of the first shift valve 210
Road 320 is connected to；The input terminal of second shift valve 220 is connected to working connection 310, the output end and second gear of the second shift valve 220
Oil circuit 330 is connected to；
The input terminal of the main oil pressure control valve group is connected to the working connection 310, the main oil pressure control valve group
Output end be connected to the cooling and lubricating oil circuit 360.
Hydraulic valve plate provided by the present application, it is existing larger for the demand of oil pump to solve to a certain extent, efficiency compared with
Low technical problem.
Specifically, the input terminal of the main oil pressure control valve group is connect with the working connection 310, the main oil pressure control
The output end of valve module is connected to the cooling and lubricating oil circuit 360；The output pressure of main oil pressure control valve group is by input current
Control, by changing current value, thus it is possible to vary the oil pressure of cooling and lubricating oil circuit 360 is adjusted by main oil pressure control valve group and led
310 pressure value of oil circuit.
Specifically, the negligible amounts of valve body 100 used in this application, structure is simple, can be suitable for pure electric automobile
With two-speed automatic transmission or hybrid vehicle automatic transmission；And new-energy automobile hydraulic valve plate described herein is total
At can be adapted for single pump and double pump, specifically, can be using two oil pumps while input hydraulic pressure oil, suitable for double pump structure
Automatic transmission can improve the efficiency of hydraulic system by the control of oil pump；Main oil pressure control valve group tune can also be passed through
Whole 310 pressure of working connection, adjustable range is wider, can improve new-energy automobile hydraulic valve plate by adjusting 310 pressure of working connection
The efficiency of assembly.
More specifically, the hydraulic oil of oil inlet imports new-energy automobile hydraulic valve plate assembly from upper valve plate 110, pass through partition
After 120, converge on the oil circuit of lower valve plate 130, constitutes working connection 310.It, can in the work for passing through main oil pressure control valve group
To control the oil pressure of working connection 310 and adjust the flow of cooling and lubricating oil circuit 360.First shift valve 210 and the second shift valve 220
The input terminal of both preferably direct shift valve, the first shift valve 210 and the second shift valve 220 is directly connected with working connection 310,
Its output end is communicated respectively at upper 110 oil outlet of valve plate.Specific oil circuit and throttle orifice pass through on lower valve plate 130 inside valve plate
Oil circuit and partition 120 on fluting realize.
Further, the first shift valve 210 and the second shift valve 220 can be direct shift valve, or other classes
The solenoid valve of type.
In one embodiment of the application, as shown in connection with fig. 6, the main oil pressure control valve group includes the first main oil pressure control
Valve 230, the first main oil pressure regulating valve 250 and the first feedback oil circuit 350 processed；
The input terminal of the first main oil pressure control valve 230 is connect with the working connection 310, the first main oil pressure control
The output end of valve 230 is connect by the first feedback oil circuit 350 with the first main oil pressure regulating valve 250；Described first is main
One end of oil pressure adjusting valve 250 is connected to the working connection 310, and for controlling the oil pressure in the working connection 310；Described
The other end of one main oil pressure regulating valve 250 is connected to the cooling and lubricating oil circuit 360, and for controlling the cooling and lubricating oil circuit
Flow in 360.
In one embodiment of the application, as shown in connection with fig. 7, the main oil pressure control valve group includes the second main oil pressure control
Valve 231, the second main oil pressure regulating valve 255, second feedback oil circuit 351 and decompression part 240 processed；The second main oil pressure control valve
231 input terminal is connected to by the decompression part 240 with the working connection 310, the output of the second main oil pressure control valve 231
End is connected to by the second feedback oil circuit 351 with one end of the second main oil pressure regulating valve 255；The second main oil pressure tune
Section valve 255 can control the oil pressure in the working connection 310；The other end of the second main oil pressure regulating valve 255 with it is described cold
But lubricant passage way 360 is connected to, and the second main oil pressure regulating valve 255 can control the flow in the cooling and lubricating oil circuit 360.
In order to reduce the volume of new-energy automobile hydraulic valve plate assembly, it is preferable that valve body 100 is L-shaped, but is not limited only to L
Shape, specific explanations illustrate so that valve body 100 is L-shaped as an example below: the first shift valve 210, the second shift valve 220 and the second main oil pressure
The setting of control valve 231 is located at the same side in L-shaped long side, and with short side；Depressurize part 240 and the second main oil pressure regulating valve 255
It is arranged in short side, and depressurizes the length direction of part 240 and the second main oil pressure regulating valve 255 and the length direction one of short side
It causes.
In the actual use process, one end of the decompression part 240 is connected to the working connection 310, and the other end is logical
Decompression oil circuit is crossed to be connected to the second main oil pressure control valve 231.Specific control process is, in the application, utilizes decompression part
240, the stream that oil circuit, the second main oil pressure control valve 231 and the second feedback oil circuit 351 regulate and control the working connection 310 jointly is depressurized
Amount.
In one embodiment of the application, the disengaging in order to guarantee hydraulic oil is orderly, shown in Figure 4, the application upper valve
It is integrated that hydraulic fluid port is provided on plate 110, hydraulic fluid port is integrated include: the first oil inlet 411, the second oil inlet 412, the first oil outlet 420,
Second oil outlet 430, cooling and lubricating oil outlet 440；
First oil inlet 411 and the second oil inlet 412 are connected to working connection 310 respectively；First oil outlet 420 and first gear
Oil circuit 320 is connected to；Second oil outlet 430 is connected to second gear oil circuit 330；Cooling and lubricating oil outlet 440 and cooling and lubricating oil circuit
360 connections.
Specifically, wherein the first oil inlet 411 is mechanical oil pump oil inlet, the second oil inlet 412 is electronic oil pump oil inlet
Mouthful, or, the first oil inlet 411 is electronic oil pump oil inlet, the second oil inlet 412 is mechanical oil pump oil inlet；But it is also not necessarily limited to
This, the first oil inlet 411 and the second oil inlet 412 can also all be electronic oil pump oil inlet, or all be mechanical oil pump oil inlet,
One of oil inlet can also be sealed up, another oil inlet is only retained.
In one embodiment of the application, in order to optimize the topology layout of new-energy automobile hydraulic valve plate assembly, referring to fig. 2
It is shown；The application the first shift valve 210, the second shift valve 220 and the first main oil pressure control valve 230 are arranged at lower valve plate
On 130；
Or, the first shift valve 210, the second shift valve 220, decompression part 240 and the second main oil pressure control in the application
Valve 231 processed is arranged on lower valve plate 130；
Specifically, the first shift valve 210, the second shift valve 220 and the first main oil pressure control valve 230 or the second main oil pressure control
Valve 231 processed is arranged at the same side of lower valve plate 130, and the structure of new-energy automobile hydraulic valve plate assembly can be made even closer,
Volume is reduced, space is saved；Certainly, the first shift valve 210, the second shift valve 220 and the first main oil pressure control valve 230 or the second
Main oil pressure control valve 231 can not also be in the same side, as long as can reach this helpful structure.
In one embodiment of the application, in order to optimize the topology layout of new-energy automobile hydraulic valve plate assembly, referring to fig. 2
It is shown；It depressurizes part 240 to be arranged inside lower valve plate 130, decompression part 240 includes: the decompression valve core by setting gradually except interior
241, pressure-relief valve spring 242 and pressure reducing valve end stifled 243.
In one embodiment of the application, it is accurate to install to guarantee upper valve plate 110, partition 120 with lower valve plate 130
Property, it is shown in Figure 2；The application further include: locating piece；Locating piece wears lower valve plate 130, and locating piece is used for the first shift valve
210, the second shift valve 220, the second main oil pressure control valve 231, the axial direction for depressurizing part 240, the second main oil pressure regulating valve 255
It is fixed.
Specifically, five are preferably positioned, the size dimension of each positioning can be consistent, can also be different, all in accordance with reality
Setting is manufactured on border, plays axial restraint；Locating piece is preferably PIN needle 140.
More specifically, other kinds of locating piece can also be arranged, such as pin 150, pin 150 is preferably provided with two；Pin
Nail 150 can be also arranged simultaneously with PIN needle 140, and PIN needle 140 can also only be arranged.
In one embodiment of the application, in order to which upper valve plate 110, partition 120 and lower valve plate 130 is fixed, institute referring to fig. 2
Show；The application further include: the first connector 500；First connector 500 successively wears valve plate 110, partition 120 and lower valve plate
130, the first connector 500 is used for the connection of upper valve plate 110, partition 120 and lower valve plate 130.
Specifically, the first connector 500 can also once wear lower valve plate 130, partition 120 and upper valve plate 110, can also be with
It is connected using other modes, as long as can be beyond all doubt fixed by upper valve plate 110, partition 120 and lower valve plate 130；And
The quantity of first connector 500 is preferably 11.
It is shown in Figure 2 in order to which valve body 100 to be fixed on gearbox body in one embodiment of the application；The application
Further include: the second connector 600；Second connector 600 successively wears lower valve plate 130, partition 120 and upper valve plate 110, and second
Connector 600 is used to valve body 100 being fixed on mission case.
Specifically, the top of valve body 100 is arranged in gearbox body, and the second connector 600 wears valve body 100 simultaneously from the bottom to top
It is connect with gearbox body, may further ensure that the stability between each valve plate, and the quantity of the second connector 600 is preferably
Eight, to guarantee that valve plate is fixed reliable, interface pressure is uniform, reduces the leakage rate of valve plate.
The application also provides a kind of speed changer, including new-energy automobile hydraulic valve described in any one of above-mentioned technical proposal
Plate assembly.Also existing larger for the demand of electronic oil pump, the lower technical problem of efficiency can be solved to a certain extent.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the application, rather than its limitations；To the greatest extent
Pipe is described in detail the application referring to foregoing embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, each embodiment technology of the application that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of new-energy automobile hydraulic valve plate assembly characterized by comprising valve body and be arranged on the valve body
One shift valve, the second shift valve and main oil pressure control valve group；
The valve body includes: upper valve plate, partition and the lower valve plate from top to bottom set gradually；
The oil circuit that is internally provided with of the valve body integrates, comprising: working connection, first gear oil circuit, second gear oil circuit and cooling and lubricating
Oil circuit；
The input terminal of first shift valve is connected to the working connection, the output end of first shift valve and the first gear
Oil communication；The input terminal of second shift valve is connected to the working connection, the output end of second shift valve with it is described
Second gear oil communication；
The input terminal of the main oil pressure control valve group is connected to the working connection, the output end of the main oil pressure control valve group
It is connected to the cooling and lubricating oil circuit.
2. new-energy automobile hydraulic valve plate assembly according to claim 1, which is characterized in that the main oil pressure control valve group
Part includes the first main oil pressure control valve, the first main oil pressure regulating valve and the first feedback oil circuit；
The input terminal of the first main oil pressure control valve is connected to the working connection, the output end of the first main oil pressure control valve
It is connected to by the first feedback oil circuit with the first main oil pressure regulating valve；One end of the first main oil pressure regulating valve and institute
Working connection connection is stated, and for controlling the oil pressure in the working connection；The other end of the first main oil pressure regulating valve with it is described
The connection of cooling and lubricating oil circuit, and for controlling the flow in the cooling and lubricating oil circuit.
3. new-energy automobile hydraulic valve plate assembly according to claim 1, which is characterized in that the main oil pressure control valve group
Part includes the second main oil pressure control valve, the second main oil pressure regulating valve, the second feedback oil circuit and decompression part；
The input terminal of the second main oil pressure control valve is connected to by the decompression part with the working connection, second main oil pressure
The output end of control valve is connected to by the feedback oil circuit with one end of the second main oil pressure regulating valve；Second main oil pressure
Regulating valve can control the oil pressure in the working connection；The other end and the cutting oil of the second main oil pressure regulating valve
Road connection, the second main oil pressure regulating valve can control the flow in the cooling and lubricating oil circuit.
4. new-energy automobile hydraulic valve plate assembly according to claim 1, which is characterized in that be provided on the upper valve plate
Hydraulic fluid port is integrated, comprising: the first oil inlet, the second oil inlet, the first oil outlet, the second oil outlet, cooling and lubricating oil outlet；
First oil inlet and the second oil inlet are connected to the working connection respectively；First oil outlet and the first gear
Oil communication；Second oil outlet and the second gear oil communication；The cooling and lubricating oil outlet and the cooling and lubricating
Oil communication.
5. new-energy automobile hydraulic valve plate assembly according to claim 1, which is characterized in that first shift valve, institute
State the second shift valve, the main oil pressure control valve group is arranged on the lower valve plate.
6. new-energy automobile hydraulic valve plate assembly according to claim 3, which is characterized in that the decompression part is arranged in institute
It states inside lower valve plate, the decompression part includes: the decompression valve core, pressure-relief valve spring and pressure reducing valve end set gradually from the inside to the outside
It is stifled.
7. new-energy automobile hydraulic valve plate assembly according to claim 1, which is characterized in that further include: locating piece；It is described
Locating piece wears the lower valve plate, and the locating piece is used for first shift valve, second shift valve, the main oil pressure
The axial restraint of control valve group.
8. new-energy automobile hydraulic valve plate assembly according to claim 1, which is characterized in that further include: the first connector；
First connector successively wears the upper valve plate, the partition and the lower valve plate, and first connector is for described
The connection of upper valve plate, the partition and the lower valve plate.
9. new-energy automobile hydraulic valve plate assembly according to claim 1, which is characterized in that further include: the second connector；
Second connector successively wears the upper valve plate, the partition and the lower valve plate, and second connector is used for institute
Valve body is stated to be fixed on mission case.
10. a kind of speed changer, which is characterized in that including new-energy automobile hydraulic valve plate described in any one of claims 1 to 9
Assembly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910905268.2A CN110529588A (en) | 2019-09-24 | 2019-09-24 | New-energy automobile hydraulic valve plate assembly and speed changer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910905268.2A CN110529588A (en) | 2019-09-24 | 2019-09-24 | New-energy automobile hydraulic valve plate assembly and speed changer |
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| CN110529588A true CN110529588A (en) | 2019-12-03 |
Family
ID=68669906
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910905268.2A Pending CN110529588A (en) | 2019-09-24 | 2019-09-24 | New-energy automobile hydraulic valve plate assembly and speed changer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113090612A (en) * | 2021-06-10 | 2021-07-09 | 北京航空航天大学 | Reverse extraction method for connection relation of hydraulic valve plate oil circuit of automatic transmission |
| CN113757355A (en) * | 2021-11-08 | 2021-12-07 | 杭州非古科技有限公司 | New energy automobile hydraulic pressure valve plate assembly and derailleur |
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| CN113090612A (en) * | 2021-06-10 | 2021-07-09 | 北京航空航天大学 | Reverse extraction method for connection relation of hydraulic valve plate oil circuit of automatic transmission |
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| CN113757355A (en) * | 2021-11-08 | 2021-12-07 | 杭州非古科技有限公司 | New energy automobile hydraulic pressure valve plate assembly and derailleur |
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