CN105443712A - Superflat automobile hydraulic torque converter - Google Patents
Superflat automobile hydraulic torque converter Download PDFInfo
- Publication number
- CN105443712A CN105443712A CN201510956654.6A CN201510956654A CN105443712A CN 105443712 A CN105443712 A CN 105443712A CN 201510956654 A CN201510956654 A CN 201510956654A CN 105443712 A CN105443712 A CN 105443712A
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- China
- Prior art keywords
- turbine
- torque converter
- pump impeller
- flow path
- center line
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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
- F16H41/00—Rotary fluid gearing of the hydrokinetic type
- F16H41/24—Details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Gearings (AREA)
Abstract
The invention relates to a superflat automobile hydraulic torque converter. The superflat automobile hydraulic torque converter is characterized in that the diameter of a circulating circle of the hydraulic torque converter is (236+/-2) mm; a turbine outer ring is composed of six circular arc sections with different radiuses; and a pump impeller outer ring is composed of four circular arc sections with different radiuses. According to the superflat automobile hydraulic torque converter, unique cascade parameters are adopted, the circulating circle flatness ratio of the superflat automobile hydraulic torque converter reaches 0.178, the axial dimension is reduced by 5 to 15 mm compared with the axial dimension of a hydraulic torque converter adopting an ordinary circulating circle, the flow area is shrunk by around 15%, and the efficiency is improved by 3% or above; the technical problems about how to reduce the positive penetrativity and improve the high-speed ratio working condition efficiency are solved; and the torque is 150 NM to 300 NM, the radial dimension is within 260 mm, and the superflat automobile hydraulic torque converter is applicable to engines with the displacement of 1.6 L to 2.4 L.
Description
Technical field
The invention belongs to Car Torque Converter technical field of structures, be specifically related to the fluid torque converter being with lockup clutch.
Background technique
In the pattern automatic transmission gearbox cars such as AT and CVT, fluid torque converter is a critical component, and existing fluid torque converter comprises turbine, guide wheel and pump impeller, and it is less that it can hold mixing transparency.Car requires to have good tractive force and the speed of a motor vehicle, fuel economy is good, so require that the torque-converters mixing transparency mated is good, to be suitable for motor and power character, the Economy needs of existing car.And along with existing automatic transmission case volume, quality more and more less, torque-converters assembly space is serious by space constraints, is not only axial space limited, also has radial space limited.
But the following defect of existing Car Torque Converter ubiquity:, other characteristics constant at fluid torque converter circulate circle do not change substantially, its energy capacitance adjusting and optimizing is limited, can not well cover many moneys displacement engine and gearbox, cause torque-converters structure species too much, size differs and external form is excessive, limited space.
Current passenger car fluid torque converter circulate circle adopts circular or connects rotund circulate circle structure, circulate circle width ratio (aspect ratio) is excessive, is generally 0.19 ~ 0.25, and such torque-converters not only axial dimension is long, and due to Flow area large, add liquid flowing loss.
Summary of the invention
Many moneys displacement engine and the little usage requirement of gearbox, axis and radial space is covered in order to solve existing car fluid torque converter, the problem that oil consumption is high, the invention provides a kind of super flat automobile fluid torque converter, be applicable to 1.6L ~ 2.4L motor, its moment of torsion is at 150NM ~ 300NM, within radial dimension 260mm, the fluid torque converter of circulate circle aspect ratio 0.178.
Technical solution of the present invention is:
A kind of super flat automobile fluid torque converter, comprises hubcap assembly, turbine assembly, impeller assemblies, guide wheel assembly and lockup clutch assembly; Described turbine assembly comprises turbine; Described impeller assemblies comprises pump impeller; Described guide wheel assembly comprises guide wheel; Its special way is, described fluid torque converter circulate circle diameter is 236 ± 2mm; Described turbine outer ring is made up of six sections of arc sections, is W1: W2: W3: W4: W5: W6=1: 0.65: 2.47: 11.35: 2.03: 0.94 by the radius ratio of section turbine circular arc of six outside circulate circle to circulate circle; Described pump impeller outer shroud is made up of four arcs section, is B1: B2: B3: B4=1: 2.92: 8.82: 1.67 by section pump impeller radius of arc ratio of four outside circulate circle to circulate circle; Described pump impeller blade quantity is 37, pump impeller blade thickness 1.2mm; Turbine blade quantity is 31, vane thickness 1.2mm;
The average inlet/outlet radius R of each active wheel center line of flow path:
The import mean radius R of pump impeller center line of flow path
b1=73.3mm;
The outlet mean radius R of pump impeller center line of flow path
b2=110.7mm;
The import mean radius R of turbine center line of flow path
t1=109.7mm;
The outlet mean radius R of turbine center line of flow path
t2=74.0mm;
The import mean radius R of guide wheel center line of flow path
d1=68.8mm;
The outlet mean radius R of guide wheel center line of flow path
d2=68.8mm;
Each active wheel meridian streamline length L:
Pump wheel shaft surface current line length: L
b1=48.8mm;
Turbine shaft surface current line length: L
t1=50.4mm;
Guide wheel shaft surface current line length: L
d1=18.4mm;
Each runner vane center line of flow path into and out of bicker β:
Pump impeller blade inlet angle β
b1=122 ° ~ 127 °;
Pump impeller blade exit angle β
b2=52 ° ~ 57 °;
Turbine blade inlet angle β
t1=30 ° ~ 35 °;
Turbine blade exit angle β
t2=140 ° ~ 145 °;
Guide vane inlet angle β
d1=45 ° ~ 60 °;
Guide vane exit angle β
d2=25 ° ~ 40 °;
Each active wheel width of flow path b
Pump impeller blade inlet channel width b
b1=18.9;
Pump impeller blade outlet flow width b
b2=14.9;
Turbine blade inlet channel width b
t1=13.9;
Turbine blade outlet flow width b
t2=20.5;
Guide vane inlet channel width b
d1=23.7;
Guide vane outlet flow width b
d2=23.7.
Above-mentioned guide vane quantity is 28.
Above-mentioned lockup clutch assembly comprises follower plate, retainer, friction plate, large little spring.
The advantage that the present invention has:
1, the present invention is owing to adopting rational circulate circle and cascade parameter, reaches desired properties, solves and how to reduce positive transparency, raising high speed than the technical barrier of power efficiency, be more suitable for passenger vehicle engine, make car load improve the speed of a motor vehicle, reduce oil consumption.
2, adopt the fluid torque converter of parameter designing of the present invention, fluid torque converter circulate circle width ratio reduces to 0.178, and circulate circle width becomes 42mm, rational in infrastructure, and axial dimension is little.
3, super flat hydraulic torque converter provided by the present invention is adopted than adopting general circulate circle fluid torque converter axial dimension to reduce by 5 ~ 15mm, and owing to adopting super flat structure to reduce about 15% than with circulate circle diameter Flow area, compare like product efficiengy-increasing more than 3%.
Accompanying drawing explanation
Fig. 1 is the structural drawing of one embodiment of the present of invention;
Fig. 2 is pump impeller leaf grating appearance schematic diagram;
Fig. 3 is turbine cascade appearance schematic diagram;
Fig. 4 is the unfolded drawing of each active wheel along center line of flow path section;
Fig. 5 is the axial plane figure of each active wheel;
Fig. 6 is fluid torque converter primary characteristic plotted curve;
Wherein: 1-impeller assemblies, 2-turbine assembly, 3-guide wheel assembly, 4-lockup clutch assembly, 5-hubcap assembly.
Embodiment
As shown in Fig. 1 ~ Fig. 5, the present invention forms primarily of hubcap assembly, turbine assembly, guide wheel assembly, impeller assemblies and lockup clutch assembly.Power intake is made up of hubcap assembly and impeller assemblies, and clutch end is consisted of turbine shaft turbine assembly.Hubcap assembly comprises hubcap hub, hubcap shell; Turbine assembly comprises turbine hub, turbine; Impeller assemblies comprises pump impeller hub, pump impeller; Guide wheel assembly comprises guide wheel and seat ring; Locking assembly comprises follower plate, retainer, friction plate, large little spring;
Fluid torque converter circulate circle diameter is 236 ± 2mm.
Turbine outer ring is made up of six sections of arc sections, is W1: W2: W3: W4: W5: W6=1: 0.65: 2.47: 11.35: 2.03: 0.94 by the radius ratio of section turbine circular arc of six outside circulate circle to circulate circle.
Pump impeller outer shroud is made up of four arcs section, is B1: B2: B3: B4=1: 2.92: 8.82: 1.67 by section pump impeller radius of arc ratio of four outside circulate circle to circulate circle.
Pump impeller blade quantity is 37, pump impeller blade thickness 1.2mm; Turbine blade quantity is 31, vane thickness 1.2mm; Guide vane quantity is 28.
The average inlet/outlet radius R of each active wheel center line of flow path:
The import mean radius R of pump impeller center line of flow path
b1=73.3mm;
The outlet mean radius R of pump impeller center line of flow path
b2=110.7mm;
The import mean radius R of turbine center line of flow path
t1=109.7mm;
The outlet mean radius R of turbine center line of flow path
t2=74.0mm;
The import mean radius R of guide wheel center line of flow path
d1=68.8mm;
The outlet mean radius R of guide wheel center line of flow path
d2=68.8mm;
Each active wheel meridian streamline length L:
Pump wheel shaft surface current line length: L
b1=48.8mm;
Turbine shaft surface current line length: L
t1=50.4mm;
Guide wheel shaft surface current line length: L
d1=18.4mm;
Each runner vane center line of flow path into and out of bicker β:
Pump impeller blade inlet angle β
b1=122 ° ~ 127 °;
Pump impeller blade exit angle β
b2=52 ° ~ 57 °;
Turbine blade inlet angle β
t1=30 ° ~ 35 °;
Turbine blade exit angle β
t2=140 ° ~ 145 °;
Guide vane inlet angle β
d1=45 ° ~ 60 °;
Guide vane exit angle β
d2=25 ° ~ 40 °;
Each active wheel width of flow path b
Pump impeller blade inlet channel width b
b1=18.9;
Pump impeller blade outlet flow width b
b2=14.9;
Turbine blade inlet channel width b
t1=13.9;
Turbine blade outlet flow width b
t2=20.5;
Guide vane inlet channel width b
d1=23.7;
Guide vane outlet flow width b
d2=23.7.
Zero-speed pump impeller thousand turns of nominal moment M of the fluid torque converter of the present invention's design
bg0=35 × (1 ± 5%) N.m, zero-speed converter torque ratio is K
0=1.9 × (1 ± 5%), highest efficiency eta>=87%, can hold during i=0.5 and require M
bg0.5=37 × (1 ± 5%) N.m.
Claims (3)
1. a super flat automobile fluid torque converter, comprises hubcap assembly (5), turbine assembly (2), impeller assemblies (1), guide wheel assembly (3) and lockup clutch assembly (4); Described turbine assembly (2) comprises turbine; Described impeller assemblies (1) comprises pump impeller; Described guide wheel assembly (3) comprises guide wheel;
It is characterized in that:
Described fluid torque converter circulate circle diameter is 236 ± 2mm;
Described turbine outer ring is made up of six sections of arc sections, is W1: W2: W3: W4: W5: W6=1: 0.65: 2.47: 11.35: 2.03: 0.94 by the radius ratio of section turbine circular arc of six outside circulate circle to circulate circle;
Described pump impeller outer shroud is made up of four arcs section, is B1: B2: B3: B4=1: 2.92: 8.82: 1.67 by section pump impeller radius of arc ratio of four outside circulate circle to circulate circle;
Described pump impeller blade quantity is 37, pump impeller blade thickness 1.2mm; Turbine blade quantity is 31, vane thickness 1.2mm;
The average inlet/outlet radius R of each active wheel center line of flow path:
The import mean radius R of pump impeller center line of flow path
b1=73.3mm;
The outlet mean radius R of pump impeller center line of flow path
b2=110.7mm;
The import mean radius R of turbine center line of flow path
t1=109.7mm;
The outlet mean radius R of turbine center line of flow path
t2=74.0mm;
The import mean radius R of guide wheel center line of flow path
d1=68.8mm;
The outlet mean radius R of guide wheel center line of flow path
d2=68.8mm;
Each active wheel meridian streamline length L:
Pump wheel shaft surface current line length: L
b1=48.8mm;
Turbine shaft surface current line length: L
t1=50.4mm;
Guide wheel shaft surface current line length: L
d1=18.4mm;
Each runner vane center line of flow path into and out of bicker β:
Pump impeller blade inlet angle β
b1=122 ° ~ 127 °;
Pump impeller blade exit angle β
b2=52 ° ~ 57 °;
Turbine blade inlet angle β
t1=30 ° ~ 35 °;
Turbine blade exit angle β
t2=140 ° ~ 145 °;
Guide vane inlet angle β
d1=45 ° ~ 60 °;
Guide vane exit angle β
d2=25 ° ~ 40 °;
Each active wheel width of flow path b
Pump impeller blade inlet channel width b
b1=18.9;
Pump impeller blade outlet flow width b
b2=14.9;
Turbine blade inlet channel width b
t1=13.9;
Turbine blade outlet flow width b
t2=20.5;
Guide vane inlet channel width b
d1=23.7;
Guide vane outlet flow width b
d2=23.7.
2. super flat automobile fluid torque converter according to claim 1, is characterized in that: described guide vane quantity is 28.
3. super flat automobile fluid torque converter according to claim 1 or 2, is characterized in that: described lockup clutch assembly (4) comprises follower plate, retainer, friction plate, large little spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510956654.6A CN105443712A (en) | 2015-12-18 | 2015-12-18 | Superflat automobile hydraulic torque converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510956654.6A CN105443712A (en) | 2015-12-18 | 2015-12-18 | Superflat automobile hydraulic torque converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105443712A true CN105443712A (en) | 2016-03-30 |
Family
ID=55554235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510956654.6A Pending CN105443712A (en) | 2015-12-18 | 2015-12-18 | Superflat automobile hydraulic torque converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105443712A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523643A (en) * | 2016-12-15 | 2017-03-22 | 陕西航天动力高科技股份有限公司 | 236 circulating circle hydraulic torque converter for 180-250 N.m passenger car |
| CN107035841A (en) * | 2016-12-06 | 2017-08-11 | 陕西航天动力高科技股份有限公司 | A kind of small tonnage fork car fluid torque-converter |
| CN107035843A (en) * | 2016-12-16 | 2017-08-11 | 陕西航天动力高科技股份有限公司 | A kind of high energy holds super flat automobile fluid torque-converter |
| CN108980297A (en) * | 2018-09-14 | 2018-12-11 | 天津工程机械研究院有限公司 | A kind of transformer turbine structure |
| WO2021078238A1 (en) * | 2019-10-25 | 2021-04-29 | 法雷奥凯佩科液力变矩器(南京)有限公司 | Hydraulic torque converter having torsional vibration damper and motor vehicle comprising same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4123905A (en) * | 1977-05-27 | 1978-11-07 | Borg-Warner Corporation | Torque converter assembly |
| JP2004205012A (en) * | 2002-12-26 | 2004-07-22 | Exedy Corp | Torque converter |
| CN202468895U (en) * | 2012-03-03 | 2012-10-03 | 陕西航天动力高科技股份有限公司 | High-power vehicle-used superflat hydraulic torque converter |
| CN103899726A (en) * | 2014-04-28 | 2014-07-02 | 陕西航天动力高科技股份有限公司 | Locking type hydraulic torque converter for engineering machinery |
| CN205446605U (en) * | 2015-12-18 | 2016-08-10 | 陕西航天动力高科技股份有限公司 | Super flat for car torque converter |
-
2015
- 2015-12-18 CN CN201510956654.6A patent/CN105443712A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4123905A (en) * | 1977-05-27 | 1978-11-07 | Borg-Warner Corporation | Torque converter assembly |
| JP2004205012A (en) * | 2002-12-26 | 2004-07-22 | Exedy Corp | Torque converter |
| CN202468895U (en) * | 2012-03-03 | 2012-10-03 | 陕西航天动力高科技股份有限公司 | High-power vehicle-used superflat hydraulic torque converter |
| CN103899726A (en) * | 2014-04-28 | 2014-07-02 | 陕西航天动力高科技股份有限公司 | Locking type hydraulic torque converter for engineering machinery |
| CN205446605U (en) * | 2015-12-18 | 2016-08-10 | 陕西航天动力高科技股份有限公司 | Super flat for car torque converter |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035841A (en) * | 2016-12-06 | 2017-08-11 | 陕西航天动力高科技股份有限公司 | A kind of small tonnage fork car fluid torque-converter |
| CN106523643A (en) * | 2016-12-15 | 2017-03-22 | 陕西航天动力高科技股份有限公司 | 236 circulating circle hydraulic torque converter for 180-250 N.m passenger car |
| CN107035843A (en) * | 2016-12-16 | 2017-08-11 | 陕西航天动力高科技股份有限公司 | A kind of high energy holds super flat automobile fluid torque-converter |
| CN108980297A (en) * | 2018-09-14 | 2018-12-11 | 天津工程机械研究院有限公司 | A kind of transformer turbine structure |
| CN108980297B (en) * | 2018-09-14 | 2024-03-19 | 天津工程机械研究院有限公司 | Turbine structure of hydraulic torque converter |
| WO2021078238A1 (en) * | 2019-10-25 | 2021-04-29 | 法雷奥凯佩科液力变矩器(南京)有限公司 | Hydraulic torque converter having torsional vibration damper and motor vehicle comprising same |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160330 |
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| RJ01 | Rejection of invention patent application after publication |