CN202971799U - Hydraulic torque converter for special transport vehicle - Google Patents
Hydraulic torque converter for special transport vehicle Download PDFInfo
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- CN202971799U CN202971799U CN 201220570260 CN201220570260U CN202971799U CN 202971799 U CN202971799 U CN 202971799U CN 201220570260 CN201220570260 CN 201220570260 CN 201220570260 U CN201220570260 U CN 201220570260U CN 202971799 U CN202971799 U CN 202971799U
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- flow path
- pump impeller
- center line
- turbine
- outlet
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Abstract
The utility model relates to a hydraulic torque converter for a special transport vehicle, which comprises a turbine body, a pump impeller body and a guide roller body. As parameters of the turbine body, the pump impeller body and the guide roller body are reasonably designed, torque conversion can be absorbed sufficiently when an engine rotates at a high speed, power is fully exerted when the engine rotates at the high speed, and the vehicle loading cost and the use cost are lowered.
Description
Technical field
The utility model relates to a kind of fluid torque converter, relates in particular to a kind of for special transport vehicle more than 8 tons and 8 tons.
Background technique
Existing fluid torque converter comprises turbine body, guide wheel body and pump impeller body, and it is larger that it can hold positive transparency.
Special transport vehicle requires the torque-converters match can the appearance value high, and just thoroughly as far as possible little, with the motor that satisfies special transport vehicle and power character thereof, Economy needs.
But the following defective of existing fluid torque converter ubiquity:
When high engine speeds was rotated, bending moment can't fully absorb, and motor power when high rotating speed is not fully exerted, and caused the waste of entrucking cost, user cost (oil consumption is high), and can't reach the usage requirement of the car load speed of a motor vehicle.
Summary of the invention
Can't reach the usage requirement of the car load speed of a motor vehicle, the high problem of oil consumption in order to solve existing special transport vehicle with fluid torque converter, the utility model provides a kind of fluid torque converter, is applicable to special transport vehicle more than 8 tons and 8 tons.
Solving the problems of the technologies described above the technological scheme that adopts is:
A kind of special transport vehicle fluid torque converter comprises turbine body, pump impeller body and guide wheel body; Its special way is:
Fluid torque converter circulate circle diameter ф D is 340 ± 4mm;
The average inlet/outlet radius of each active wheel center line of flow path:
The import mean radius ρ of pump impeller body center line of flow path
B1=92.7mm;
The outlet mean radius ρ of pump impeller body center line of flow path
B2=158.6mm;
The import mean radius ρ of turbine body center line of flow path
T1=158.5mm;
The outlet mean radius ρ of turbine body center line of flow path
T2=97.4mm;
The import mean radius ρ of guide wheel body center line of flow path
D1=91.9mm;
The outlet mean radius ρ of guide wheel body center line of flow path
D2=93.6mm;
Each active wheel meridian streamline length:
Pump impeller axon surface current line length: L
B1=87.9mm;
Turbine body meridian streamline length: L
T1=89.1mm;
Guide wheel axon surface current line length: L
D1=58.2mm;
Each runner vane center line of flow path into and out of bicker be:
B1=113 °～118 ° of pump impeller blade inlet angle β;
B2=80 °～85 ° of pump impeller blade exit angle β;
T1=30 °～35 ° of turbine blade inlet angle β;
T2=138 °～143 ° of turbine blade exit angle β;
D1=38 °～43 ° of guide vane inlet angle β;
D2=39 °～44 ° of guide vane exit angle β;
Each active wheel width of flow path:
Pump impeller blade inlet channel width B
B1=35.8;
Pump impeller blade outlet flow width B
B2=24.1;
Turbine blade inlet channel width B
T1=23.7;
Turbine blade outlet flow width B
T2=36.4;
Guide vane inlet channel width B
D1=39.6;
Guide vane outlet flow width B
D2=38.4.
The utility model has advantages of:
The utility model is owing to adopting rational circulate circle and cascade parameter, reach desired properties, solved and how to reduce positive transparency, improve at a high speed than the technical barrier of operating mode efficient, be more suitable for the special transport vehicle motor, made car load improve the speed of a motor vehicle, reduction oil consumption.
Description of drawings
Fig. 1 is an embodiment's of the present utility model structural drawing;
Fig. 2 is pump impeller cascade configuration schematic diagram;
Fig. 3 is turbine cascade profile schematic diagram;
Fig. 4 is that each active wheel is along the unfolded drawing of center line of flow path section;
Fig. 5 is the axial plane figure of each active wheel;
Fig. 6 is the existing performance diagram of fluid torque converter; Wherein a is for comparing plotted curve by volume flow rate; B is efficient speed ratio plotted curve; C is converter torque ratio speed ratio plotted curve;
Fig. 7 be the utility model fluid torque converter and existing fluid torque converter can hold comparison diagram; D is that the energy volume flow rate of existing torque-converters compare plotted curve; E is that the energy volume flow rate of torque-converters of the present utility model compare plotted curve;
Embodiment
As Fig. 1～shown in Figure 5, this example mainly is comprised of hubcap 1, turbine 2, guide wheel 4, the several assemblies of pump impeller 5.Power intake is made of hubcap 1 and pump impeller 5, and clutch end is made of by turbine shaft turbine 3.Each impeller concrete structure parameter is as follows:
Fluid torque converter circulate circle diameter ф D is 340 ± 4mm.
The average inlet/outlet radius of each active wheel center line of flow path:
The import mean radius ρ of pump impeller body center line of flow path
B1=92.7mm; The outlet mean radius ρ of pump impeller body center line of flow path
B2=158.6mm; The import mean radius ρ of turbine body center line of flow path
T1=158.5mm; The outlet mean radius ρ of turbine body center line of flow path
T2=97.4mm; The import mean radius ρ of guide wheel body center line of flow path
D1=91.9mm; The outlet mean radius ρ of guide wheel body center line of flow path
D2=93.6mm.
Each active wheel meridian streamline length: pump impeller axon surface current line length: L
B1=87.9mm; Turbine body meridian streamline length: L
T1=89.1mm; Guide wheel axon surface current line length: L
D1=58.2mm.
Each runner vane center line of flow path into and out of bicker be:
B1=113 °～118 ° of pump impeller blade inlet angle β; B2=80 °～85 ° of pump impeller blade exit angle β; T1=30 °～35 ° of turbine blade inlet angle β; T2=138 °～143 ° of turbine blade exit angle β; D1=38 °～43 ° of guide vane inlet angle β; D2=39 °～44 ° of guide vane exit angle β.
Each active wheel width of flow path:
Pump impeller blade inlet channel width B
B1=35.8; Pump impeller blade outlet flow width B
B2=24.1; Turbine blade inlet channel width B
T1=23.7; Turbine blade outlet flow width B
T2=36.4; Guide vane inlet channel width B
D1=39.6; Guide vane outlet flow width B
D2=38.4.
Zero-speed pump impeller thousand according to the fluid torque converter of above parameter designing turns nominal moment M
Bg0=170 * (1 ± 5%) N.m, the zero-speed converter torque ratio is K
0=2 * (1 ± 5%), highest efficiency eta 〉=83%,
Can hold during i=0.8 and require MBg0.8=135 * (1 ± 5%) N.m.
Fig. 6 is the existing performance diagram of fluid torque converter, Fig. 7 be the utility model fluid torque converter and existing fluid torque converter can hold comparison diagram; Performance that can the utility model fluid torque converter from diagram is better than originally at a high speed than operating mode the time, can improve like this torque-converters and absorb torque capability than under operating mode at a high speed, thereby improve the power character of car load.
Claims (1)
1. a special transport vehicle fluid torque converter, comprise turbine body, pump impeller body and guide wheel body; It is characterized in that:
Fluid torque converter circulate circle diameter ф D is 340 ± 4mm;
The average inlet/outlet radius of each active wheel center line of flow path:
The import mean radius ρ of pump impeller body center line of flow path
B1=92.7mm;
The outlet mean radius ρ of pump impeller body center line of flow path
B2=158.6mm;
The import mean radius ρ of turbine body center line of flow path
T1=158.5mm;
The outlet mean radius ρ of turbine body center line of flow path
T2=97.4mm;
The import mean radius ρ of guide wheel body center line of flow path
D1=91.9mm;
The outlet mean radius ρ of guide wheel body center line of flow path
D2=93.6mm;
Each active wheel meridian streamline length:
Pump impeller axon surface current line length: L
B1=87.9mm;
Turbine body meridian streamline length: L
T1=89.1mm;
Guide wheel axon surface current line length: L
D1=58.2mm;
Each runner vane center line of flow path into and out of bicker be:
B1=113 °～118 ° of pump impeller blade inlet angle β;
B2=80 °～85 ° of pump impeller blade exit angle β;
T1=30 °～35 ° of turbine blade inlet angle β;
T2=138 °～143 ° of turbine blade exit angle β;
D1=38 °～43 ° of guide vane inlet angle β;
D2=39 °～44 ° of guide vane exit angle β;
Each active wheel width of flow path:
Pump impeller blade inlet channel width B
B1=35.8;
Pump impeller blade outlet flow width B
B2=24.1;
Turbine blade inlet channel width B
T1=23.7;
Turbine blade outlet flow width B
T2=36.4;
Guide vane inlet channel width B
D1=39.6;
Guide vane outlet flow width B
D2=38.4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220570260 CN202971799U (en) | 2012-10-31 | 2012-10-31 | Hydraulic torque converter for special transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220570260 CN202971799U (en) | 2012-10-31 | 2012-10-31 | Hydraulic torque converter for special transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202971799U true CN202971799U (en) | 2013-06-05 |
Family
ID=48512876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220570260 Withdrawn - After Issue CN202971799U (en) | 2012-10-31 | 2012-10-31 | Hydraulic torque converter for special transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202971799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927236A (en) * | 2012-10-31 | 2013-02-13 | 陕西航天动力高科技股份有限公司 | Hydraulic torque converter for special transport vehicle |
-
2012
- 2012-10-31 CN CN 201220570260 patent/CN202971799U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927236A (en) * | 2012-10-31 | 2013-02-13 | 陕西航天动力高科技股份有限公司 | Hydraulic torque converter for special transport vehicle |
| CN102927236B (en) * | 2012-10-31 | 2015-04-29 | 陕西航天动力高科技股份有限公司 | Hydraulic torque converter for special transport vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130605 Effective date of abandoning: 20150429 |