CN114635961A - Integrated oil circuit structure - Google Patents
Integrated oil circuit structure Download PDFInfo
- Publication number
- CN114635961A CN114635961A CN202210265928.7A CN202210265928A CN114635961A CN 114635961 A CN114635961 A CN 114635961A CN 202210265928 A CN202210265928 A CN 202210265928A CN 114635961 A CN114635961 A CN 114635961A
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- Prior art keywords
- oil
- shell
- integrated
- circuit structure
- joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 33
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000003466 welding Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 99
- 239000010720 hydraulic oil Substances 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000000565 sealant Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 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
- F16H61/02—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 characterised by the signals used
- F16H61/0202—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 characterised by the signals used the signals being electric
- F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
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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
- F16H57/02—Gearboxes; Mounting gearing therein
-
- 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
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention provides an integrated oil circuit structure, which comprises an electro-hydraulic actuator, a gearbox shell, a clutch shell, a release bearing, an oil pipe assembly, a shell oil passage A and a shell oil passage B, wherein the electro-hydraulic actuator is connected with the clutch shell through a hydraulic oil pipe; the clutch oil pipe assembly is arranged on the clutch shell, one end of the electro-hydraulic actuator is provided with a first oil outlet, and the first oil outlet is inserted in the shell oil passage A; one end of the oil pipe assembly is inserted into the shell oil passage B, and the other end of the oil pipe assembly is inserted into the second oil outlet of the release bearing. The integrated oil way structure not only comprises the oil way structure of the gearbox body, but also comprises an external oil pipe structure, so that the oil way and the oil pipe are combined to replace the transmission function of a single pipeline, and the integrated oil way structure is highly integrated; in addition, the design difficulty of a single pipeline is reduced, the structure is simpler, the reliability is higher, the cost is low, and the maintenance is convenient.
Description
Technical Field
The invention belongs to the technical field of engines, and relates to an integrated oil circuit structure.
Background
The AMT assembly has various structures, but the components of the AMT assembly mainly comprise a gearbox body and an external connecting component. The external connection components and parts are equivalent to the brain of the AMT, and the external connection components and parts send control signals to the gearbox body to achieve normal operation of the gearbox.
Signals are exchanged and transmitted among the external connecting components, and the signals are not limited to electronic signals and also liquid working media. Electronic signals can be transmitted through the wiring harness, liquid working media need to be transmitted through the pipeline, and the wiring harness and the pipeline are arranged outside the gearbox under most conditions.
Traditional pipeline design has mainly synthesized the manufacturing feasibility and the outside structural space two aspects of gearbox of pipeline, and the design degree of difficulty is big, and the pipeline arranges in the gearbox outside not only takes place to collide with and damage easily moreover, probably interferes whole car.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an integrated oil way structure, which adopts the combination of partial pipelines and partial oil ducts to replace the transmission function of a single pipeline, thereby not only reducing the design difficulty of the single pipeline, but also having simpler structure and higher reliability.
The invention is realized by the following technical scheme:
an integrated oil circuit structure comprises an electro-hydraulic actuator, a gearbox shell, a clutch shell, a release bearing, an oil pipe assembly, a shell oil duct A and a shell oil duct B;
the oil pipe assembly is arranged on the clutch shell, one end of the electro-hydraulic actuator is provided with a first oil outlet, and the first oil outlet is inserted in the shell oil duct A; one end of the oil pipe assembly is inserted into the shell oil passage B, a second oil outlet is formed in the release bearing, and the other end of the oil pipe assembly is inserted into the second oil outlet.
Preferably, the oil pipe assembly comprises a sealing joint, a threaded joint, a metal steel pipe and a fixing plate, wherein the sealing joint is arranged at one end of the metal steel pipe; the screwed joint is arranged at the other end of the metal steel pipe, and the fixing plate is arranged on the pipe body of the metal steel pipe.
Preferably, a sealing joint of the oil pipe assembly is inserted into the housing oil passage B, and a threaded joint of the oil pipe assembly is in threaded connection with the second oil outlet of the release bearing.
Preferably, a first sealing ring is arranged at the joint of the sealing joint and the shell oil passage B; the number of the first sealing rings is 2.
Preferably, a threaded sealant is arranged at the joint of the threaded joint and the second oil outlet.
Preferably, the sealing joint, the threaded joint and the fixing plate are fixedly connected with the metal steel pipe in a welding mode.
Preferably, the fixing plate is fixedly connected with the clutch housing through a second bolt.
Preferably, the electro-hydraulic actuator is fixedly mounted on the transmission housing through a first bolt.
Preferably, the number of the first bolts is 4.
Preferably, a second sealing ring is arranged at the joint of the oil outlet and the shell oil duct A; the gearbox shell and the clutch shell are fixedly connected through bolts.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention provides an integrated oil circuit structure, which not only comprises an oil channel structure of a gearbox body, but also comprises an external oil pipe structure, so that the oil channel and the oil pipe are combined to replace the transmission function of a single pipeline, and the integrated oil circuit structure is highly integrated; meanwhile, the integrated oil circuit structure also reduces the design difficulty of a single pipeline, and has simpler structure, higher reliability, low cost and convenient maintenance. In addition, the integrated oil circuit structure adopts the combination of the oil passages and the pipelines, the oil passages are distributed in the shell of the gearbox and are directly cast and molded by a mould, so that the pipeline cost is saved, and the design space is reduced; the pipeline is located the inside of clutch housing, has not only increased pleasing to the eye, has avoided arranging collision and the interference risk that the outside brought in moreover.
Drawings
FIG. 1 is a front view of an electro-hydraulic AMT in embodiment 6;
FIG. 2 is a left side view of the electro-hydraulic AMT of embodiment 6;
FIG. 3 is a rear view of the electro-hydraulic AMT of embodiment 6;
FIG. 4 is a cross-sectional view of an integrated oil circuit of the present invention;
FIG. 5 is an enlarged partial view A of the integrated oil circuit of the present invention;
FIG. 6 is an enlarged view B of the integrated oil passage of the present invention;
FIG. 7 is a schematic view of a tubing assembly of the present invention;
in the figure: the hydraulic control device comprises an electro-hydraulic actuator 1, a first bolt 2, a gear selecting and shifting actuator 3, a gearbox shell 4, a power takeoff 5, a clutch shell 6, a release bearing 7, an oil pipe assembly 8, a second bolt 9, a TCU10, a fixing plate 11, a sealing joint 12, a second sealing ring 13, a shell oil duct A14, a first sealing ring 15, a first oil outlet 16, a shell oil duct B17, a threaded joint 18, a metal steel pipe 19 and a second oil outlet 20.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
As shown in fig. 4, the present invention provides an integrated oil path structure for transferring hydraulic oil between the electro-hydraulic actuator 1 and the release bearing 7. Specifically, the hydraulic control device comprises an electro-hydraulic actuator (EHA)1, a first bolt 2, a gearbox shell 4, a clutch shell 6, a release bearing (CSC)7, an oil pipe assembly 8, a second bolt 9, a fixed plate 11, a sealing joint 12, a second sealing ring 13, a shell oil duct A14, a first sealing ring 15, a first oil outlet 16, a shell oil duct B17, a threaded joint 18, a metal steel pipe 19 and a second oil outlet 20.
As shown in fig. 5 and 6, wherein the release bearing 7 is mounted on the clutch housing 6, the electro-hydraulic actuator 1 is mounted on the transmission housing 4, the housing oil passage a14 and the housing oil passage B17 are provided inside the transmission housing 4, the oil pipe assembly 8 is provided on the clutch housing 6, one end of the electro-hydraulic actuator 1 is provided with the first oil outlet 16, and the first oil outlet 16 is inserted into the housing oil passage a 14; a second oil outlet 20 is arranged on the separation bearing 7, and the other end of the oil pipe assembly 8 is inserted in the second oil outlet 20.
As shown in fig. 7, the oil pipe assembly 8 comprises a sealing joint 12, a threaded joint 18, a metal steel pipe 19 and a fixing plate 11, wherein the sealing joint 12 is arranged at one end of the metal steel pipe 19; the threaded joint 18 is provided at the other end of the metal steel pipe 19, and the fixing plate 11 is provided on the body of the metal steel pipe 19.
The sealing joint 12 of the oil pipe assembly 8 is inserted into the casing oil passage B17, and 2 first sealing rings 13 are arranged at the joint of the sealing joint 12 and the casing oil passage B17, so that the sealing joint 12 and the casing oil passage B17 are tightly connected in a sealing manner, and the threaded joint 18 of the oil pipe assembly 8 is in threaded connection with the second oil outlet 20 of the release bearing 7.
A thread sealant is arranged at the joint of the threaded joint 18 and the second oil outlet 20; sealing the hydraulic oil by thread sealant;
the sealing joint 12, the threaded joint 18 and the fixing plate 11 are fixedly connected with the metal steel pipe 19 in a welding mode. The fixing plate 11 is fixedly connected with the clutch housing 6 through a second bolt 9; the oil pipe assembly 8 and the gearbox are fixed. The electro-hydraulic actuator 1 is fixedly arranged on a gearbox shell 4 through 4 first bolts 2. A second sealing ring 15 is arranged at the joint of the oil outlet 16 and the shell oil duct A14 to seal hydraulic oil; the gearbox housing 4 and the clutch housing 6 are fixedly connected through bolts.
The integrated oil circuit structure combines an oil duct and a pipeline, the oil duct is distributed in the gearbox shell 4 and is directly cast and molded by a mould, so that the pipeline cost is saved, and the design space is reduced; the pipeline is located inside clutch housing 6, has not only increased pleasing to the eye, has avoided arranging outside collision and the interference risk of bringing in moreover. As shown in fig. 1 to 3, the integrated oil path structure of the present invention is mainly applied to an external connection component of a 6-gear electro-hydraulic AMT assembly, and mainly comprises an electro-hydraulic actuator (EHA)1, a gear selecting and shifting actuator 3, a release bearing (CSC)7, a TCU10, and a power takeoff 5.
The working principle of the integrated oil circuit is as follows: the TCU10 collects vehicle information and comprehensively judges and processes the running state of the vehicle on line in real time. The electro-hydraulic actuator (EHA)1 is also controlled by the TCU10, when a control signal of the TCU10 requires that the release bearing 7 is combined with the clutch, a piston inside the electro-hydraulic actuator 1 compresses a hydraulic cavity, so that hydraulic oil in the hydraulic cavity is injected into an oil duct of a gearbox shell through the first oil outlet 16, the hydraulic oil flows into the oil pipe assembly 8 through the oil duct and then flows into the release bearing 7 through the oil pipe assembly, the release bearing 7 is pushed to move, and the combination of the release bearing 7 and the clutch is further realized; when the control signal of the TCU10 requires that the release bearing 7 is separated from the clutch, the piston in the electro-hydraulic actuator 1 moves in the opposite direction, and hydraulic oil flows back to the hydraulic cavity through the integrated oil path, so that the release bearing 7 is separated from the clutch.
Claims (10)
1. The integrated oil circuit structure is characterized by comprising an electro-hydraulic actuator (1), a gearbox shell (4), a clutch shell (6), a release bearing (7), an oil pipe assembly (8), a shell oil passage A (14) and a shell oil passage B (17);
the release bearing (7) is installed on a clutch shell (6), the electro-hydraulic actuator (1) is installed on a transmission shell (4), a shell oil duct A (14) and a shell oil duct B (17) are arranged inside the transmission shell (4), the oil pipe assembly (8) is arranged on the clutch shell (6), a first oil outlet (16) is formed in one end of the electro-hydraulic actuator (1), and the first oil outlet (16) is inserted into the shell oil duct A (14); one end of the oil pipe assembly (8) is inserted into the shell oil passage B (17), a second oil outlet (20) is formed in the release bearing (7), and the other end of the oil pipe assembly (8) is inserted into the second oil outlet (20).
2. The integrated oil circuit structure according to claim 1, wherein the oil pipe assembly (8) comprises a sealing joint (12), a threaded joint (18), a metal steel pipe (19) and a fixing plate (11), the sealing joint (12) is arranged at one end of the metal steel pipe (19), and the threaded joint (18) is arranged at the other end of the metal steel pipe (19); the fixing plate (11) is arranged on the pipe body of the metal steel pipe (19).
3. The integrated oil circuit structure according to claim 2, wherein the sealing joint (12) of the oil pipe assembly (8) is inserted into the housing oil passage B (17), and the threaded joint (18) of the oil pipe assembly (8) is in threaded connection with the second oil outlet (20) of the release bearing (7).
4. The integrated oil circuit structure according to claim 3, wherein a first sealing ring (13) is arranged at the joint of the sealing joint (12) and the shell oil passage B (17); the number of the first sealing rings (13) is 2.
5. The integrated oil circuit structure as claimed in claim 3, wherein a thread sealing glue is provided at the connection of the threaded joint (18) and the second oil outlet (20).
6. The integrated oil circuit structure as claimed in claim 2, wherein the sealing joint (12), the threaded joint (18) and the fixing plate (11) are fixedly connected with the metal steel pipe (19) by welding.
7. The integrated oil circuit structure as claimed in claim 2, wherein the fixing plate (11) is fixedly connected with the clutch housing (6) by a second bolt (9).
8. The integrated oil circuit structure as claimed in claim 1, wherein the electro-hydraulic actuator (1) is fixedly mounted on the transmission housing (4) by a first bolt (2).
9. The integrated oil circuit structure according to claim 8, wherein the number of the first bolts (2) is 4.
10. The integrated oil circuit structure according to claim 1, wherein a second sealing ring (15) is arranged at the joint of the oil outlet (16) and the shell oil passage A (14); the gearbox shell (4) is fixedly connected with the clutch shell (6) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210265928.7A CN114635961A (en) | 2022-03-17 | 2022-03-17 | Integrated oil circuit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210265928.7A CN114635961A (en) | 2022-03-17 | 2022-03-17 | Integrated oil circuit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114635961A true CN114635961A (en) | 2022-06-17 |
Family
ID=81949442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210265928.7A Pending CN114635961A (en) | 2022-03-17 | 2022-03-17 | Integrated oil circuit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114635961A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07259987A (en) * | 1994-03-16 | 1995-10-13 | Kawasaki Heavy Ind Ltd | Hydraulic type continuously variable transmission |
| JP2004025962A (en) * | 2002-06-24 | 2004-01-29 | Honda Motor Co Ltd | Mobile working machine |
| JP2005291461A (en) * | 2004-04-05 | 2005-10-20 | Suzuki Motor Corp | Automatic transmission |
| JP2006329301A (en) * | 2005-05-25 | 2006-12-07 | Kubota Corp | Charge structure for hydrostatic continuously variable transmission |
| CN102003432A (en) * | 2010-11-16 | 2011-04-06 | 张家港科派斯工业设备有限公司 | Electro-hydraulic actuator |
| JP2011179377A (en) * | 2010-02-26 | 2011-09-15 | Honda Motor Co Ltd | Internal combustion engine provided with variable valve train |
| CN102518794A (en) * | 2011-12-30 | 2012-06-27 | 山推工程机械股份有限公司 | Method and device for shift control of engineering mechanical trucks |
| CN108571583A (en) * | 2018-06-14 | 2018-09-25 | 格特拉克（江西）传动系统有限公司 | A kind of wet-type dual-clutch gear box casing oil circulation device |
| CN108916456A (en) * | 2018-07-11 | 2018-11-30 | 九江中船消防设备有限公司 | A kind of adjustable auto-manual hydraulic actuating mechanism |
| CN112943920A (en) * | 2021-01-27 | 2021-06-11 | 陕西法士特齿轮有限责任公司 | Six-gear electro-hydraulic AMT assembly |
| CN214661929U (en) * | 2021-02-03 | 2021-11-09 | 上海采埃孚变速器有限公司 | Oil cooling pipe assembly of automatic gearbox of automobile |
| CN215293523U (en) * | 2021-02-02 | 2021-12-24 | 上海汽车变速器有限公司 | Active lubricating and cooling device for high-speed reduction gearbox |
-
2022
- 2022-03-17 CN CN202210265928.7A patent/CN114635961A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07259987A (en) * | 1994-03-16 | 1995-10-13 | Kawasaki Heavy Ind Ltd | Hydraulic type continuously variable transmission |
| JP2004025962A (en) * | 2002-06-24 | 2004-01-29 | Honda Motor Co Ltd | Mobile working machine |
| JP2005291461A (en) * | 2004-04-05 | 2005-10-20 | Suzuki Motor Corp | Automatic transmission |
| JP2006329301A (en) * | 2005-05-25 | 2006-12-07 | Kubota Corp | Charge structure for hydrostatic continuously variable transmission |
| JP2011179377A (en) * | 2010-02-26 | 2011-09-15 | Honda Motor Co Ltd | Internal combustion engine provided with variable valve train |
| CN102003432A (en) * | 2010-11-16 | 2011-04-06 | 张家港科派斯工业设备有限公司 | Electro-hydraulic actuator |
| CN102518794A (en) * | 2011-12-30 | 2012-06-27 | 山推工程机械股份有限公司 | Method and device for shift control of engineering mechanical trucks |
| CN108571583A (en) * | 2018-06-14 | 2018-09-25 | 格特拉克（江西）传动系统有限公司 | A kind of wet-type dual-clutch gear box casing oil circulation device |
| CN108916456A (en) * | 2018-07-11 | 2018-11-30 | 九江中船消防设备有限公司 | A kind of adjustable auto-manual hydraulic actuating mechanism |
| CN112943920A (en) * | 2021-01-27 | 2021-06-11 | 陕西法士特齿轮有限责任公司 | Six-gear electro-hydraulic AMT assembly |
| CN215293523U (en) * | 2021-02-02 | 2021-12-24 | 上海汽车变速器有限公司 | Active lubricating and cooling device for high-speed reduction gearbox |
| CN214661929U (en) * | 2021-02-03 | 2021-11-09 | 上海采埃孚变速器有限公司 | Oil cooling pipe assembly of automatic gearbox of automobile |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220617 |