CN206398032U - A kind of small tonnage fork car fluid torque-converter - Google Patents
A kind of small tonnage fork car fluid torque-converter Download PDFInfo
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- CN206398032U CN206398032U CN201621327673.9U CN201621327673U CN206398032U CN 206398032 U CN206398032 U CN 206398032U CN 201621327673 U CN201621327673 U CN 201621327673U CN 206398032 U CN206398032 U CN 206398032U
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- pump impeller
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Abstract
The utility model is related to a kind of fluid torque-converter, and in particular to a kind of small tonnage fork car fluid torque-converter.The fluid torque-converter includes hubcap component, turbine assembly, impeller assemblies and guide wheel assembly；Pass through the reasonable design to turbine body, pump impeller body and guide wheel body parameters, fluid torque-converter of the present utility model peak efficiency in traction working condition is high and torque-converters can hold greatly in peak efficiency operating point, and such vehicle can obtain good power performance and the economy performance.
Description
Technical field
The utility model is related to a kind of fluid torque-converter, and in particular to a kind of small tonnage fork car fluid torque-converter.
Background technology
Existing small tonnage fork car includes turbine, guide wheel and pump impeller with fluid torque-converter, and its efficiency in high ratio is relatively low,
Cause fork truck fuel economy bad.Require that tractive force is big in low speed ratio during small tonnage fork car matching, with the climbing obtained
Property, efficiency high during high ratio, to obtain the aviation fuel of economy, such vehicle can obtain good power performance and the economy performance.
Utility model content
The problem of in order to solve in background technology, it is low and power matching is more reasonable that the utility model provides a kind of oil consumption
A kind of small tonnage fork car fluid torque-converter.
The technical solution adopted in the utility model is：
A kind of small tonnage fork car fluid torque-converter, including hubcap component, turbine assembly, impeller assemblies and guide wheel group
Part；
The hubcap component includes hubcap hub, hubcap shell；
The turbine assembly includes turbine hub, turbine body；
The impeller assemblies include pump impeller hub, pump impeller body；
The guide wheel assembly includes guide wheel body, seat ring, guard ring；
It is characterized in that：
The fluid torque-converter circulation circular diameter φ D are 275 ± 10mm；
The average import and export radius of each active wheel center line of flow path：
The import mean radius ρ of pump impeller body center line of flow pathB1=77.9 ± 2mm；
The outlet mean radius ρ of pump impeller body center line of flow pathB1=130.3 ± 2mm；
The import mean radius ρ of turbine body center line of flow pathT1=128.8 ± 2mm；
The outlet mean radius ρ of turbine body center line of flow pathT2=67.8 ± 2mm；
The import mean radius ρ of guide wheel body center line of flow pathD1=68.1 ± 2mm；
The outlet mean radius ρ of guide wheel body center line of flow pathD2=68.1 ± 2mm；
Each runner vane center line of flow path is into and out of bicker：
Pump impeller blade inlet angle βB1=118 ° ± 2 °；
Pump impeller blade angle of outlet βB2=135 ° ± 2 °；
Turbo blade inlet angle βT1=48 ° ± 2 °；
Turbo blade angle of outlet βT2=135 ° ± 2 °；
Guide vane inlet angle βD1=92 ° ± 2 °；
Guide vane angle of outlet βD2=19 ° ± 2 °；
Each active wheel imports and exports runner relative width：
Pump impeller blade inlet channel width BB1=38 ± 2mm；
Pump impeller blade outlet flow width BB2=24 ± 2mm；
Turbo blade inlet channel width BT1=24 ± 2mm；
Turbo blade outlet flow width BT2=38 ± 2mm；
Guide vane inlet channel width BD1=34 ± 2mm；
Guide vane outlet flow width BD2=34 ± 2mm.
The preferred parameter of above-mentioned fluid torque-converter is：
The fluid torque-converter circulation circular diameter φ D are 275mm；
The average import and export radius of each active wheel center line of flow path：
The import mean radius ρ of pump impeller body center line of flow pathB1=77.9mm；
The outlet mean radius ρ of pump impeller body center line of flow pathB1=130.3mm；
The import mean radius ρ of turbine body center line of flow pathT1=128.8mm；
The outlet mean radius ρ of turbine body center line of flow pathT2=67.8mm；
The import mean radius ρ of guide wheel body center line of flow pathD1=68.1mm；
The outlet mean radius ρ of guide wheel body center line of flow pathD2=68.1mm；
Each runner vane center line of flow path is into and out of bicker：
Pump impeller blade inlet angle βB1=118 ° ± 2 °；
Pump impeller blade angle of outlet βB2=135 ° ± 2 °；
Turbo blade inlet angle βT1=48 ° ± 2 °；
Turbo blade angle of outlet βT2=135 ° ± 2 °；
Guide vane inlet angle βD1=92 ° ± 2 °；
Guide vane angle of outlet βD2=19 ° ± 2 °；
Each active wheel imports and exports runner relative width：
Pump impeller blade inlet channel width BB1=38mm；
Pump impeller blade outlet flow width BB2=24mm；
Turbo blade inlet channel width BT1=24mm；
Turbo blade outlet flow width BT2=38mm；
Guide vane inlet channel width BD1=34mm；
Guide vane outlet flow width BD2=34mm.
Each runner vane quantity, pump impeller blade number ZB=31；Turbo blade number ZT=27；Guide vane number ZD=15.Respectively
The normal thickness δ of at impeller inlet and exit bladen1、δn2, normal thickness of blade δ at pump impeller import and exportB1=δB2=
1mm；Normal thickness of blade δ at turbine import and exportT1=δT2=1mm；Normal thickness of blade δ at guide wheel importD1=8mm, guide wheel
Exit normal thickness of blade δD2=1.7mm.
The utility model is had the advantage that：
The utility model employs novel hydraulic torque converter, and torque-converters efficiency high, stall condition possess rationally during high ratio
Can hold, and converter torque ratio is higher, make vehicle power matching more rationally, oil consumption it is more economical.
Brief description of the drawings
Fig. 1 is the structure chart of one embodiment of the present utility model；
Fig. 2 is the utility model fluid torque-converter performance diagram.
Reference is as follows：
1- hubcaps component, 2- turbine assemblies, 3- guide wheel assemblies, 4- impeller assemblies.
Embodiment
As shown in figure 1, this example mainly have hubcap component 1, turbine assembly 2, guide wheel assembly 3 and impeller assemblies 4 these
Component is constituted.Power intake is made up of hubcap component 1 with impeller assemblies 4, and clutch end passes through turbine wheel shaft by turbine assembly 2
Constitute.
The concrete structure parameter of each active wheel is as follows：
The fluid torque-converter circulation circular diameter φ D are 275 ± 10mm；
The average import and export radius of each active wheel center line of flow path：
The import mean radius ρ of pump impeller body center line of flow pathB1=77.9 ± 2mm；
The outlet mean radius ρ of pump impeller body center line of flow pathB1=130.3 ± 2mm；
The import mean radius ρ of turbine body center line of flow pathT1=128.8 ± 2mm；
The outlet mean radius ρ of turbine body center line of flow pathT2=67.8 ± 2mm；
The import mean radius ρ of guide wheel body center line of flow pathD1=68.1 ± 2mm；
The outlet mean radius ρ of guide wheel body center line of flow pathD2=68.1 ± 2mm；
Each runner vane center line of flow path is into and out of bicker：
Pump impeller blade inlet angle βB1=118 ° ± 2 °；
Pump impeller blade angle of outlet βB2=135 ° ± 2 °；
Turbo blade inlet angle βT1=48 ° ± 2 °；
Turbo blade angle of outlet βT2=135 ° ± 2 °；
Guide vane inlet angle βD1=92 ° ± 2 °；
Guide vane angle of outlet βD2=19 ° ± 2 °；
Each active wheel imports and exports runner relative width：
Pump impeller blade inlet channel width BB1=38 ± 2mm；
Pump impeller blade outlet flow width BB2=24 ± 2mm；
Turbo blade inlet channel width BT1=24 ± 2mm；
Turbo blade outlet flow width BT2=38 ± 2mm；
Guide vane inlet channel width BD1=34 ± 2mm；
Guide vane outlet flow width BD2=34 ± 2mm.
The preferred parameter of above-mentioned fluid torque-converter is：
The fluid torque-converter circulation circular diameter φ D are 275mm；
The average import and export radius of each active wheel center line of flow path：
The import mean radius ρ of pump impeller body center line of flow pathB1=77.9mm；
The outlet mean radius ρ of pump impeller body center line of flow pathB1=130.3mm；
The import mean radius ρ of turbine body center line of flow pathT1=128.8mm；
The outlet mean radius ρ of turbine body center line of flow pathT2=67.8mm；
The import mean radius ρ of guide wheel body center line of flow pathD1=68.1mm；
The outlet mean radius ρ of guide wheel body center line of flow pathD2=68.1mm；
Each runner vane center line of flow path is into and out of bicker：
Pump impeller blade inlet angle βB1=118 ° ± 2 °；
Pump impeller blade angle of outlet βB2=135 ° ± 2 °；
Turbo blade inlet angle βT1=48 ° ± 2 °；
Turbo blade angle of outlet βT2=135 ° ± 2 °；
Guide vane inlet angle βD1=92 ° ± 2 °；
Guide vane angle of outlet βD2=19 ° ± 2 °；
Each active wheel imports and exports runner relative width：
Pump impeller blade inlet channel width BB1=38mm；
Pump impeller blade outlet flow width BB2=24mm；
Turbo blade inlet channel width BT1=24mm；
Turbo blade outlet flow width BT2=38mm；
Guide vane inlet channel width BD1=34mm；
Guide vane outlet flow width BD2=34mm.
Each runner vane quantity of the fluid torque-converter is：
Pump impeller blade number ZB=31；Turbo blade number ZT=27；Guide vane number ZD=15.
In the fluid torque-converter at each impeller inlet and the normal thickness of exit blade is：Leaf at pump impeller import and export
Piece normal thickness δB1=δB2=1mm；Normal thickness of blade δ at turbine import and exportT1=δT2=1mm；Blade method at guide wheel import
To thickness δD1=8mm, guide wheel exit normal thickness of blade δD2=1.7mm.
The fluid torque-converter performance curve finally given by above-mentioned parameter is as shown in Fig. 2 which includes can hold curve, change
Moment ratio curve and efficiency curve.It was found from curve map：Thousand turns of nominal torque M of zero-speed operating mode pump impellerbg0=34.5N.m, converter torque ratio K0
=3.02, i.e., fluid torque-converter of the present utility model converter torque ratio in zero-speed operating mode is big, can hold rationally；It is most efficient during traction working condition
Rate ηmax=83.2%, it can now hold for 38N.m, i.e., fluid torque-converter of the present utility model peak efficiency height in traction working condition
And torque-converters can hold big in peak efficiency operating point, such vehicle can obtain good power performance and the economy performance.
Claims (2)
1. a kind of small tonnage fork car fluid torque-converter, including hubcap component, turbine assembly, impeller assemblies and guide wheel assembly；
The hubcap component includes hubcap hub, hubcap shell；
The turbine assembly includes turbine hub, turbine body；
The impeller assemblies include pump impeller hub, pump impeller body；
The guide wheel assembly includes guide wheel body, seat ring, guard ring；
It is characterized in that：
The fluid torque-converter circulation circular diameter φ D are 275 ± 10mm；
The average import and export radius of each active wheel center line of flow path：
The import mean radius ρ of pump impeller body center line of flow pathB1=77.9 ± 2mm；
The outlet mean radius ρ of pump impeller body center line of flow pathB1=130.3 ± 2mm；
The import mean radius ρ of turbine body center line of flow pathT1=128.8 ± 2mm；
The outlet mean radius ρ of turbine body center line of flow pathT2=67.8 ± 2mm；
The import mean radius ρ of guide wheel body center line of flow pathD1=68.1 ± 2mm；
The outlet mean radius ρ of guide wheel body center line of flow pathD2=68.1 ± 2mm；
Each runner vane center line of flow path is into and out of bicker：
Pump impeller blade inlet angle βB1=118 ° ± 2 °；
Pump impeller blade angle of outlet βB2=135 ° ± 2 °；
Turbo blade inlet angle βT1=48 ° ± 2 °；
Turbo blade angle of outlet βT2=135 ° ± 2 °；
Guide vane inlet angle βD1=92 ° ± 2 °；
Guide vane angle of outlet βD2=19 ° ± 2 °；
Each active wheel imports and exports runner relative width：
Pump impeller blade inlet channel width BB1=38 ± 2mm；
Pump impeller blade outlet flow width BB2=24 ± 2mm；
Turbo blade inlet channel width BT1=24 ± 2mm；
Turbo blade outlet flow width BT2=38 ± 2mm；
Guide vane inlet channel width BD1=34 ± 2mm；
Guide vane outlet flow width BD2=34 ± 2mm.
2. small tonnage fork car fluid torque-converter according to claim 1, it is characterised in that：The fluid torque-converter circulation
Circular diameter φ D are 275mm；
The average import and export radius of each active wheel center line of flow path：
The import mean radius ρ of pump impeller body center line of flow pathB1=77.9mm；
The outlet mean radius ρ of pump impeller body center line of flow pathB1=130.3mm；
The import mean radius ρ of turbine body center line of flow pathT1=128.8mm；
The outlet mean radius ρ of turbine body center line of flow pathT2=67.8mm；
The import mean radius ρ of guide wheel body center line of flow pathD1=68.1mm；
The outlet mean radius ρ of guide wheel body center line of flow pathD2=68.1mm；
Each runner vane center line of flow path is into and out of bicker：
Pump impeller blade inlet angle βB1=118 ° ± 2 °；
Pump impeller blade angle of outlet βB2=135 ° ± 2 °；
Turbo blade inlet angle βT1=48 ° ± 2 °；
Turbo blade angle of outlet βT2=135 ° ± 2 °；
Guide vane inlet angle βD1=92 ° ± 2 °；
Guide vane angle of outlet βD2=19 ° ± 2 °；
Each active wheel imports and exports runner relative width：
Pump impeller blade inlet channel width BB1=38mm；
Pump impeller blade outlet flow width BB2=24mm；
Turbo blade inlet channel width BT1=24mm；
Turbo blade outlet flow width BT2=38mm；
Guide vane inlet channel width BD1=34mm；
Guide vane outlet flow width BD2=34mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621327673.9U CN206398032U (en) | 2016-12-06 | 2016-12-06 | A kind of small tonnage fork car fluid torque-converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621327673.9U CN206398032U (en) | 2016-12-06 | 2016-12-06 | A kind of small tonnage fork car fluid torque-converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206398032U true CN206398032U (en) | 2017-08-11 |
Family
ID=59509475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621327673.9U Expired - Fee Related CN206398032U (en) | 2016-12-06 | 2016-12-06 | A kind of small tonnage fork car fluid torque-converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206398032U (en) |
Cited By (1)
| 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 |
-
2016
- 2016-12-06 CN CN201621327673.9U patent/CN206398032U/en not_active Expired - Fee Related
Cited By (1)
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20211206 |