CN107035841A - 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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- CN107035841A CN107035841A CN201611108432.XA CN201611108432A CN107035841A CN 107035841 A CN107035841 A CN 107035841A CN 201611108432 A CN201611108432 A CN 201611108432A CN 107035841 A CN107035841 A CN 107035841A
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- flow path
- pump impeller
- mean radius
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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
- F16H41/04—Combined pump-turbine units
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates 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, the fluid torque-converter of present invention 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 present invention relates 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.
The content of the invention
The problem of in order to solve in background technology, the invention provides a kind of oil consumption is low and power matching more rational one
Plant small tonnage fork car fluid torque-converter.
The technical solution adopted by the present invention 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.
Advantage for present invention：
Present invention employs novel hydraulic torque converter, torque-converters efficiency high, stall condition possess rational energy during high ratio
Hold, and converter torque ratio is higher, makes the more reasonable, oil consumption of vehicle power matching more economical.
Brief description of the drawings
Fig. 1 is the structure chart of one embodiment of the present of invention；
Fig. 2 is fluid torque-converter performance diagram of the present invention.
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：
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 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. the fluid torque-converter of the invention converter torque ratio in zero-speed operating mode are big, can hold rationally；Peak efficiency during traction working condition
ηmax=83.2%, it can now hold for 38N.m, i.e. the fluid torque-converter of the invention peak efficiency in traction working condition is high and most
Torque-converters can hold big during high efficiency operating point, and 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 |
|---|---|---|---|
| CN201611108432.XA CN107035841A (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 |
|---|---|---|---|
| CN201611108432.XA CN107035841A (en) | 2016-12-06 | 2016-12-06 | A kind of small tonnage fork car fluid torque-converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107035841A true CN107035841A (en) | 2017-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611108432.XA Pending CN107035841A (en) | 2016-12-06 | 2016-12-06 | A kind of small tonnage fork car fluid torque-converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107035841A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382855A (en) * | 2021-12-20 | 2022-04-22 | 陕西航天动力高科技股份有限公司 | Large-capacity hydraulic torque converter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072302A (en) * | 2010-12-16 | 2011-05-25 | 蚌埠市华泰液力变矩器有限公司 | Hydraulic torque converter |
| CN105443711A (en) * | 2015-12-18 | 2016-03-30 | 陕西航天动力高科技股份有限公司 | Locking type hydraulic torque converter for small-tonnage forklift |
| CN105443712A (en) * | 2015-12-18 | 2016-03-30 | 陕西航天动力高科技股份有限公司 | Superflat automobile hydraulic torque converter |
| CN205315639U (en) * | 2015-12-18 | 2016-06-15 | 陕西航天动力高科技股份有限公司 | Light -tonnage is enclosed type torque converter for fork truck |
| CN206398032U (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 CN201611108432.XA patent/CN107035841A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072302A (en) * | 2010-12-16 | 2011-05-25 | 蚌埠市华泰液力变矩器有限公司 | Hydraulic torque converter |
| CN105443711A (en) * | 2015-12-18 | 2016-03-30 | 陕西航天动力高科技股份有限公司 | Locking type hydraulic torque converter for small-tonnage forklift |
| CN105443712A (en) * | 2015-12-18 | 2016-03-30 | 陕西航天动力高科技股份有限公司 | Superflat automobile hydraulic torque converter |
| CN205315639U (en) * | 2015-12-18 | 2016-06-15 | 陕西航天动力高科技股份有限公司 | Light -tonnage is enclosed type torque converter for fork truck |
| CN206398032U (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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382855A (en) * | 2021-12-20 | 2022-04-22 | 陕西航天动力高科技股份有限公司 | Large-capacity hydraulic torque converter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170811 |
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| RJ01 | Rejection of invention patent application after publication |