CN113864443A - Novel hydraulic control mechanism of hybrid transmission - Google Patents
Novel hydraulic control mechanism of hybrid transmission Download PDFInfo
- Publication number
- CN113864443A CN113864443A CN202111224461.3A CN202111224461A CN113864443A CN 113864443 A CN113864443 A CN 113864443A CN 202111224461 A CN202111224461 A CN 202111224461A CN 113864443 A CN113864443 A CN 113864443A
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- China
- Prior art keywords
- mechanical pump
- valve plate
- hydraulic valve
- control mechanism
- filter
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 238000004891 communication Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 15
- 238000012795 verification Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 230000003993 interaction Effects 0.000 abstract description 3
- 238000011056 performance test Methods 0.000 abstract description 3
- 238000003908 quality control method Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 16
- 238000010586 diagram Methods 0.000 description 7
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- 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
- F16H61/0021—Generation or control of line pressure
- F16H61/0025—Supply of control fluid; Pumps therefore
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0402—Cleaning of lubricants, e.g. filters or magnets
- F16H57/0404—Lubricant filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
- F16H57/0441—Arrangements of pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0476—Electric machines and gearing, i.e. joint lubrication or cooling or heating thereof
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- 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
- F16H61/0021—Generation or control of line pressure
- F16H61/0025—Supply of control fluid; Pumps therefore
- F16H61/0031—Supply of control fluid; Pumps therefore using auxiliary pumps, e.g. pump driven by a different power source than the engine
-
- 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
- F16H2061/0015—Transmission control for optimising fuel consumptions
-
- 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
- F16H2061/0018—Transmission control for optimising exhaust emissions
-
- 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
- F16H61/0021—Generation or control of line pressure
- F16H2061/0037—Generation or control of line pressure characterised by controlled fluid supply to lubrication circuits of the gearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The invention provides a novel hydraulic control mechanism of a hybrid transmission, and relates to the technical field of hybrid transmissions. The novel hydraulic control mechanism of the hybrid transmission comprises a filter, a hydraulic valve plate, a mechanical pump I and a mechanical pump II, wherein an oil outlet is formed in the filter, and the filter is detachably connected with the hydraulic valve plate. According to the novel hydraulic control mechanism of the hybrid transmission, the mechanical pump I, the mechanical pump II, the hydraulic valve plate and the filter are independent parts and are connected through interface interaction, the mechanical pump I and the mechanical pump II are respectively independent from the hydraulic valve plate structure, the mechanical pump I and the mechanical pump II can realize independent test verification, the hydraulic valve plate can realize independent test verification, the whole test verification and test can also be realized, and the single performance and the whole performance test can be realized, so that the part test efficiency is improved, the process quality control is improved, the structure is simple, and the assembly and the disassembly are convenient.
Description
Technical Field
The invention relates to the technical field of hybrid transmissions, in particular to a novel hydraulic control mechanism of a hybrid transmission.
Background
In a parallel shaft type (multi-mode) hybrid power transmission (MMT-DHT), the hybrid power transmission mainly comprises a clutch, a generator, a driving motor, a reduction gear mechanism, a hydraulic control mechanism and the like; through the comprehensive application of the generator, the driving motor, the engine and the clutch, the running modes of the vehicle are distinguished with obvious characteristics, so that the engine is ensured to be in a high-efficiency area, transient working conditions are reduced, and further emission and oil consumption are reduced.
In the existing hydraulic control mechanism of the hybrid transmission, two mechanical pump stators and rotors are integrated in a hydraulic valve block, one mechanical pump is connected with an input shaft and is mainly used for providing clutch combination pressure, and the other mechanical pump is connected with an output shaft and is mainly used for providing lubricating oil supply for the whole machine. The hydraulic control mechanism has high integration level and has certain advantages in cost and efficiency; however, the test in the design and development process needs to be carried out on the whole machine, so that the mechanical pump and the hydraulic valve block are inconvenient to carry out split test or verification.
Therefore, there is a need to provide a new hydraulic control mechanism for a hybrid transmission to solve the above problems.
Disclosure of Invention
In order to solve the technical problem, the invention provides a novel hydraulic control mechanism of a hybrid transmission.
The invention provides a novel hydraulic control mechanism of a hybrid transmission, which comprises: the oil-out device comprises a filter, a hydraulic valve plate, a first mechanical pump and a second mechanical pump, wherein the filter is provided with an oil outlet, the filter is detachably connected with the hydraulic valve plate, the hydraulic valve plate is provided with an oil inlet, the oil inlet is communicated with the oil outlet, the hydraulic valve plate is detachably connected with the first mechanical pump, and the hydraulic valve plate is also detachably connected with the second mechanical pump.
Preferably, the communication part of the oil inlet and the oil outlet is sealed by an O-shaped ring.
Preferably, the hydraulic valve plate is fixedly connected to the filter through bolts.
Preferably, the hydraulic valve plate is fixedly connected with a first joint face, the mechanical pump is fixedly connected with a second joint face, and the second joint face is fixedly connected with the first joint face through a bolt.
Preferably, the hydraulic valve plate is fixedly connected with a third joint face, the mechanical pump is fixedly connected with a fourth joint face, and the fourth joint face is fixedly connected with the third joint face through a bolt.
Compared with the related art, the novel hydraulic control mechanism of the hybrid transmission provided by the invention has the following beneficial effects:
the invention provides a novel hydraulic control mechanism of a hybrid transmission, wherein a hydraulic valve plate is fixedly connected to a filter through bolts, a joint surface two-way joint on a mechanical pump I is fixedly connected with a joint surface one on the hydraulic valve plate through bolts, a joint surface four-way joint on a mechanical pump II is fixedly connected with a joint surface three on the hydraulic valve plate through bolts, so that the mechanical pump I, the mechanical pump II, the hydraulic valve plate and the filter are independent parts and are connected through an interface interaction relation, the mechanical pump I and the mechanical pump II are respectively independent from a hydraulic valve plate structure, the mechanical pump I and the mechanical pump II can realize independent test verification, the hydraulic valve plate can realize independent test verification and integral test verification, and realize single performance and integral performance test, thereby improving the test efficiency of parts, improving the quality control of the process, and having simple structure, the assembly and the disassembly are convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a hydraulic valve plate according to the present invention;
FIG. 3 is a schematic structural diagram of a first mechanical pump according to the present invention;
FIG. 4 is a schematic structural diagram of a second mechanical pump according to the present invention;
FIG. 5 is a schematic view of the filter according to the present invention;
fig. 6 is a schematic diagram of the structure principle of the invention.
Reference numbers in the figures: 1. a first mechanical pump; 10. a second joint surface; 2. a second mechanical pump; 20. a fourth joint surface; 3. a hydraulic valve plate; 31. a first joint surface; 32. a third joint surface; 33. an oil inlet; 4. a filter; 40. and an oil outlet.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6 in combination, wherein fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a schematic structural view of a hydraulic valve plate according to the present invention; FIG. 3 is a schematic structural diagram of a first mechanical pump according to the present invention; FIG. 4 is a schematic structural diagram of a second mechanical pump according to the present invention; FIG. 5 is a schematic view of the filter according to the present invention; fig. 6 is a schematic diagram of the structure principle of the invention. The method comprises the following steps: the device comprises a filter 4, a hydraulic valve plate 3, a mechanical pump I1 and a mechanical pump II 2.
In a specific implementation process, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, an oil outlet 40 is arranged on the filter 4, the filter 4 is detachably connected with a hydraulic valve plate 3, an oil inlet 34 is arranged on the hydraulic valve plate 3, the oil inlet 34 is communicated with the oil outlet 40, the hydraulic valve plate 3 is detachably connected with a first mechanical pump 1, and the hydraulic valve plate 3 is also detachably connected with a second mechanical pump 2.
The communicated part of the oil inlet 33 and the oil outlet 40 is sealed by an O-shaped ring, so that the sealing performance at the interface is improved.
The hydraulic valve plate 3 is fixedly connected to the filter 4 through bolts.
The hydraulic valve plate 3 is fixedly connected with a first joint face 31, the mechanical pump 1 is fixedly connected with a second joint face 10, and the second joint face 10 is fixedly connected with the first joint face 31 through bolts.
And a third joint surface 32 is fixedly connected to the hydraulic valve plate 3, a fourth joint surface 20 is fixedly connected to the second mechanical pump 2, and the fourth joint surface 20 is fixedly connected with the third joint surface 32 through a bolt.
The working principle provided by the invention is as follows: when the device is used, the mechanical pump I1 is normally meshed with a gear of an engine and used for realizing the connection and disconnection of the clutch, the clutch can work only when the engine is ignited, the wheel does not rotate when the device is stopped for power generation, the mechanical pump II 2 does not work, the electromagnetic valve of the clutch is opened at the moment, cooling lubricating oil is provided by the mechanical pump I1, the mechanical pump II 2 is driven by the output end, the wheel works when rotating, the cooling lubricating oil is provided for the motor, and the flow direction of the hydraulic oil in the use process of the device is as follows: oil pan → filter 4 → hydraulic valve plate 3 → mechanical pump one 1 or mechanical pump two 2 → hydraulic valve plate 3; in the invention, the hydraulic valve plate 3 is fixedly connected on the filter 4 through bolts, the joint surface two 10 on the mechanical pump I1 is fixedly connected with the joint surface one 31 on the hydraulic valve plate 3 through bolts, the joint surface four 20 on the mechanical pump II 2 is fixedly connected with the joint surface three 32 on the hydraulic valve plate 3 through bolts, so that the mechanical pump I1, the mechanical pump II 2, the hydraulic valve plate 3 and the filter 4 are independent parts and are connected through interface interaction relation, the structures of the mechanical pump I1 and the mechanical pump II 2 and the hydraulic valve plate 3 are respectively independent, the mechanical pump I1 and the mechanical pump II 2 can realize independent test verification, the hydraulic valve plate 3 can realize independent test verification and can also realize integral test, single performance and integral performance test are realized, thereby improving the part test efficiency, improving the process quality control and having simple structure, the assembly and the disassembly are convenient.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (5)
1. A novel hydraulic control mechanism of a hybrid transmission is characterized by comprising:
the filter (4), an oil outlet (40) is arranged on the filter (4);
the filter (4) is detachably connected with the hydraulic valve plate (3), the hydraulic valve plate (3) is provided with an oil inlet (33), and the oil inlet (33) is communicated with the oil outlet (40);
the hydraulic valve plate (3) is detachably connected with the mechanical pump I (1);
and the hydraulic valve plate (3) is detachably connected with the mechanical pump II (2).
2. The novel hydraulic control mechanism of a hybrid transmission according to claim 1, wherein the communication between the oil inlet (33) and the oil outlet (40) is sealed by an O-ring.
3. The new hydraulic control mechanism of a hybrid transmission according to claim 1, wherein the hydraulic valve plate (3) is fixedly connected to the filter (4) by means of bolts.
4. The hydraulic control mechanism of the hybrid transmission according to claim 1, wherein a first joint surface (31) is fixedly connected to the hydraulic valve plate (3), a second joint surface (10) is fixedly connected to the first mechanical pump (1), and the second joint surface (10) is fixedly connected to the first joint surface (31) through a bolt.
5. The hydraulic control mechanism of the hybrid transmission according to claim 1, wherein a third joint surface (32) is fixedly connected to the hydraulic valve plate (3), a fourth joint surface (20) is fixedly connected to the second mechanical pump (2), and the fourth joint surface (20) is fixedly connected to the third joint surface (32) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111224461.3A CN113864443A (en) | 2021-10-19 | 2021-10-19 | Novel hydraulic control mechanism of hybrid transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111224461.3A CN113864443A (en) | 2021-10-19 | 2021-10-19 | Novel hydraulic control mechanism of hybrid transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113864443A true CN113864443A (en) | 2021-12-31 |
Family
ID=78996761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111224461.3A Pending CN113864443A (en) | 2021-10-19 | 2021-10-19 | Novel hydraulic control mechanism of hybrid transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113864443A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016065588A (en) * | 2014-09-24 | 2016-04-28 | マツダ株式会社 | Hydraulic control device for automatic transmission |
| CN107762996A (en) * | 2017-10-31 | 2018-03-06 | 中国第汽车股份有限公司 | A kind of automatic transmission hydraulic control valve block |
| CN112112955A (en) * | 2020-09-07 | 2020-12-22 | 吉泰车辆技术（苏州）有限公司 | Hydraulic control system and hybrid transmission case |
-
2021
- 2021-10-19 CN CN202111224461.3A patent/CN113864443A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016065588A (en) * | 2014-09-24 | 2016-04-28 | マツダ株式会社 | Hydraulic control device for automatic transmission |
| CN107762996A (en) * | 2017-10-31 | 2018-03-06 | 中国第汽车股份有限公司 | A kind of automatic transmission hydraulic control valve block |
| CN112112955A (en) * | 2020-09-07 | 2020-12-22 | 吉泰车辆技术（苏州）有限公司 | Hydraulic control system and hybrid transmission case |
Non-Patent Citations (1)
| Title |
|---|
| 刘忠等: "《流体传动与控制技术》", 30 June 2016 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211231 |
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| RJ01 | Rejection of invention patent application after publication |