CN202468895U - High-power vehicle-used superflat hydraulic torque converter - Google Patents

High-power vehicle-used superflat hydraulic torque converter Download PDF

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Publication number
CN202468895U
CN202468895U CN2012200767734U CN201220076773U CN202468895U CN 202468895 U CN202468895 U CN 202468895U CN 2012200767734 U CN2012200767734 U CN 2012200767734U CN 201220076773 U CN201220076773 U CN 201220076773U CN 202468895 U CN202468895 U CN 202468895U
Authority
CN
China
Prior art keywords
pump impeller
turbine
blade
guide vane
torque converter
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.)
Expired - Fee Related
Application number
CN2012200767734U
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Chinese (zh)
Inventor
王涛
余勇锋
索小强
陈新
赵紫苓
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaanxi Aero Space Power Hi Tech Co Ltd
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Shaanxi Aero Space Power Hi Tech Co Ltd
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Filing date
Publication date
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Priority to CN2012200767734U priority Critical patent/CN202468895U/en
Application granted granted Critical
Publication of CN202468895U publication Critical patent/CN202468895U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a high-power vehicle-used superflat hydraulic torque converter, which includes a cover wheel assembly, a turbine assembly, a pump impeller assembly, a guide wheel assembly, a torsion shock absorber and a one-way clutch, wherein the turbine outer ring consists of four arc sections; the radius ratio of the four arc sections from the outer side of the circulation circle to the inner side of the circulation circle is that W1: W2: W3: W4 equals to 1: 2.08: 7.64: 1.68; the pump impeller outer ring consists of three arc sections; and the radius ratio of the three arc sections from the outer side of the circulation circle to the inner side of the circulation circle is that B1: B2: B3 equals to 1: 2.89: 0.83. The high-power vehicle-used superflat hydraulic torque converter solves the technical problems that the conventional torque converter is heavy, big in size and limited in utilization, the width ratio of the circulation circle is reduced to 0.1875, the width of the circulation circle is changed into 67.5 mm, the axial size is reduced, the radial size is reduced, the transmission efficiency is improved, and the problem of space limitation brought by the developing multi-gear automatic gearbox of the modern truck is solved.

Description

High-Powered Vehicle is with ultra flat hydraulic torque converter
Technical field
The utility model belongs to truck fluid torque converter technical field, is specifically related to the structure of enclosed type truck fluid torque converter.
Background technique
Fluid torque converter is one of vitals of automatic transmission, as a kind of flexible dynamic transmission device, has the ability of stepless change, bending moment; Make vehicle start steady; And can slow down impact, improve the power train life-span, under the prerequisite that is widely used in car industry; Be applied to large-scale vehicle in use gradually, its structural type has very big influence to the Economy and the power character of vehicle.
There is following defective in the employed torque-converters of High-Powered Vehicle such as existing truck, passenger vehicle and public transit vehicle:
1, present stage is with truck, passenger vehicle and the public transit vehicle of torque-converters; The pump impeller of its torque-converters, turbine, guide wheel basically all are cast structures; Quality is big, volume is big, technological process is loaded down with trivial details, axial length is long, the space occupancy volume is big, and collocation motor, gearbox and other component seem that vehicle is very heavy;
2, truck adopts circular or approaching circular circulate circle structure with the fluid torque converter circulate circle now; The circulate circle width is more excessive than (flat ratio), is generally 0.2~0.4, even some circulate circle width ratio is greater than 0.4; The torque-converters axial arrangement is long like this; Under the condition of the axial transmission system limited space of High-Powered Vehicle, can not be applicable to many gears automatic transmission case in modern times, significant limitation arranged developing many gears automatic transmission case.
Summary of the invention
Quality is big, volume big, use has circumscribed technical problem for the torque-converters that solves existing large vehicle use exists; The purpose of the utility model is the deficiency to existing high-power vehicle in use torque-converters; Provide a kind of truck with ultra flat hydraulic torque converter; Be applicable to power at the 260KW-300KW motor, rational in infrastructure.
The technological scheme that realizes the utility model is:
A kind of High-Powered Vehicle comprises cover wheel assembly, turbine assembly, pump impeller assembly, guide wheel assembly, torsion vibration absorber and overrunning clutch with ultra flat hydraulic torque converter,
The cover assembly includes a wheel hub housing, one end fixedly connected to the cover wheel cover wheel grain shell;
Said turbine assembly comprises turbine hub, turbine body, and said turbine body comprises turbine outer shroud and a plurality of turbine blade; Form the turbine runner between the said turbine blade;
Said pump impeller assembly comprises the pump impeller body that pump impeller hub, an end are fixedly connected with the pump impeller hub; Said pump impeller body comprises pump impeller outer shroud and a plurality of pump impeller blade; Form the pump impeller runner between the said pump impeller blade;
Said guide wheel assembly comprises guide wheel body and a plurality of guide vane; Form the guide wheel runner between the said guide vane;
One end of said torsion vibration absorber is fixed on the turbine hub, and the other end of said torsion vibration absorber is connected with overrunning clutch through spline, and the other end of said overrunning clutch is connected with the cover hub through spline,
Its special way is:
Fluid torque converter circulate circle diameter D is 360mm,
Said turbine outer shroud is made up of the four arcs section, is W1:W2:W3:W4=1:2.08:7.64:1.68 by the inboard four sections turbine radius of arc ratios of the circulate circle outside to circulate circle,
Said pump impeller outer shroud is made up of three sections arc sections, is B1:B2:B3=1:2.89:0.83 by the inboard three sections pump impeller radius of arc ratios of the circulate circle outside to circulate circle,
Said pump impeller blade number is 31, and the inlet angle of said pump impeller blade is 90 °, and the exit angle of said pump impeller blade is 75 °;
Said turbine blade number is 9, and the inlet angle of said turbine blade is 30.009 °, and the exit angle of said turbine blade is 141.5091 °;
Said guide vane number is 11, and the inlet angle of said guide vane is 73.9919 °, and the exit angle of said guide vane is 20.261 °;
The parameter of said pump impeller runner is: pump impeller blade entry end width of flow path 50mm, pump impeller outlet end width of flow path 30mm, pump impeller blade inlet thickness 2.2mm, pump impeller blade exit thickness 2.2mm;
The parameter of said turbine runner is: turbine blade entry end width of flow path 25mm, turbine blade outlet end width of flow path 45mm, the inlet thickness 2mm of turbine blade, the exit thickness 2mm of turbine blade;
The parameter of said guide wheel runner is: guide vane entry end width of flow path 50mm, guide vane outlet end width of flow path 45mm, guide vane inlet thickness 8mm, guide vane exit thickness 1.8mm.
The advantage that the utility model had:
1, adopt the fluid torque converter of the utility model parameter designing, fluid torque converter circulate circle width ratio reduces to 0.1875, and the circulate circle width becomes 67.5mm, and is rational in infrastructure, and axial dimension is little.
2, adopt the fluid torque converter that the utility model provided, under the power requirements that is equal to, transmitting torque condition, zero-speed operating mode pump impeller thousand changes nominal moment MBg0 value and has reached 266NM, and converter torque ratio is 2.41.
3, adopt the ultra flat hydraulic torque converter that the utility model provided more a lot of than adopting general circulate circle fluid torque converter axial dimension to reduce; Radial dimension also has very big dwindling; And transmission efficiency is greatly improved; Reach more than 87%, satisfied the space constraints that modern truck development multiple-shift automatic transmission case is brought.
But 4, in the utility model extensive use and the truck automatic transmission case, be specially adapted to power in the truck of the motor of 260KW-300KW.
Description of drawings
Fig. 1 is the utility model fluid torque converter structure two-dimensional representation;
Wherein reference character is: 1-pump impeller outer shroud, 2-turbine outer shroud, 3-torsion vibration absorber, 4-guide wheel body; The 6-overrunning clutch, 7-turbine hub, 10-covers hub, B1 ~ B3-pump impeller circular arc; W1 ~ W4-turbine circular arc, R1-pump impeller blade, R2-turbine blade, R3-guide vane; The 54-turbine body, 55-pump impeller hub, 56-pump impeller body.
Fig. 2 is the utility model fluid torque converter performance curve.
Fig. 3, Fig. 4 are the utility model fluid torque converter property calculation result.
Embodiment
Below in conjunction with embodiment, further specify the utility model.
A kind of circulate circle of fluid torque converter is made up of pump impeller outer shroud 1, turbine outer shroud 2 and guide wheel assembly,
Turbine assembly comprises turbine hub, turbine body 54, and turbine body 54 comprises ring and turbine outer shroud 2 in the turbine, and the ring inwall is provided with a plurality of turbine blade R2 in the turbine; Form the turbine runner between the turbine blade;
The pump impeller assembly comprises the pump impeller body 56 that pump impeller hub 55, an end are fixedly connected with pump impeller hub 55; Pump impeller body 56 comprises ring and pump impeller outer shroud 1 in the pump impeller, and the ring inwall is provided with a plurality of pump impeller blade R1 in the pump impeller; Form the pump impeller runner between the pump impeller blade;
Guide wheel assembly comprises wheel stand and guide wheel body 4; The inwall of guide wheel body is provided with a plurality of guide vane R3; Form the guide wheel runner between the guide vane;
One end of torsion vibration absorber 3 is fixed on the turbine hub 7, and the other end of torsion vibration absorber 3 is connected with overrunning clutch 6 through spline, and said overrunning clutch 6 the other ends are connected with cover hub 10 through spline,
Width W is 67.5mm; Circulate circle diameter D is 360mm, and width is 0.1875 than (flat ratio) W/D, and pump impeller outer shroud and turbine outer shroud are made up of asymmetrical circular arc; Wherein pump impeller outer shroud 1 is made up of three sections circular arcs of B1~B3, and three sections radius of arc are than being 1:2.89:0.83; Turbine outer shroud 2 is made up of W1~W4 four arcs, and the four arcs radius ratio is 1:2.08:7.64:1.68; Several 31 of pump impeller blade, 90 ° of pump impeller blade inlet angles, 75 ° of exit angles; Several 29 of turbine blade, 30.009 ° of turbine blade inlet angles, 141.5091 ° of exit angles; Several 11 of guide vane, 73.9919 ° of guide vane inlet angles, 20.261 ° of exit angles.The pump impeller width of flow path, blade inlet end 50mm, outlet end 30mm, blade inlet thickness 2.2mm, exit thickness 2.2mm; The turbine width of flow path, blade inlet end 25mm, outlet end 45mm, blade inlet thickness 2mm, exit thickness 2mm; The guide wheel width of flow path, blade inlet end 50mm, outlet end 45mm, blade inlet thickness 8mm, exit thickness 1.8mm.
As shown in Figure 2: a line is to hold, and absorbs the ability of torque-converters, and low speed specific energy appearance changes little, and transmitting torque is big, and power character is strong; The b line is a converter torque ratio, strengthens torque coefficient, and the starting converter torque ratio is high, and tractive force is big.The c line is an efficient, and coupling operating mode 0.8 speed ratio reaches more than 87% with behind efficiency.
Like Fig. 3, shown in Figure 4, the utility model torque-converters Performance Calculation result, the relevant parameter under map 2 concrete each speed ratio.

Claims (1)

1. a High-Powered Vehicle comprises cover wheel assembly, turbine assembly, pump impeller assembly, guide wheel assembly, torsion vibration absorber and overrunning clutch with ultra flat hydraulic torque converter,
The cover assembly includes a wheel hub housing, one end fixedly connected to the cover wheel cover wheel grain shell;
Said turbine assembly comprises turbine hub, turbine body, and said turbine body comprises turbine outer shroud and a plurality of turbine blade; Form the turbine runner between the said turbine blade;
Said pump impeller assembly comprises the pump impeller body that pump impeller hub, an end are fixedly connected with the pump impeller hub; Said pump impeller body comprises pump impeller outer shroud and a plurality of pump impeller blade; Form the pump impeller runner between the said pump impeller blade;
Said guide wheel assembly comprises guide wheel body and a plurality of guide vane; Form the guide wheel runner between the said guide vane;
One end of said torsion vibration absorber is fixed on the turbine hub, and the other end of said torsion vibration absorber is connected with overrunning clutch through spline, and the other end of said overrunning clutch is connected with the cover hub through spline,
It is characterized in that:
Fluid torque converter circulate circle diameter D is 360mm,
Said turbine outer shroud is made up of the four arcs section, is W1: W2: W3: W4=1 by the inboard four sections turbine radius of arc ratios of the circulate circle outside to circulate circle: 2.08: 7.64: 1.68,
Said pump impeller outer shroud is made up of three sections arc sections, is B1: B2: B3=1 by the inboard three sections pump impeller radius of arc ratios of the circulate circle outside to circulate circle: 2.89: 0.83,
Said pump impeller blade number is 31, and the inlet angle of said pump impeller blade is 90 °, and the exit angle of said pump impeller blade is 75 °;
Said turbine blade number is 9, and the inlet angle of said turbine blade is 30.009 °, and the exit angle of said turbine blade is 141.5091 °;
Said guide vane number is 11, and the inlet angle of said guide vane is 73.9919 °, and the exit angle of said guide vane is 20.261 °;
The parameter of said pump impeller runner is: pump impeller blade entry end width of flow path 50mm, pump impeller outlet end width of flow path 30mm, pump impeller blade inlet thickness 2.2mm, pump impeller blade exit thickness 2.2mm;
The parameter of said turbine runner is: turbine blade entry end width of flow path 25mm, turbine blade outlet end width of flow path 45mm, the inlet thickness 2mm of turbine blade, the exit thickness 2mm of turbine blade;
The parameter of said guide wheel runner is: guide vane entry end width of flow path 50mm, guide vane outlet end width of flow path 45mm, guide vane inlet thickness 8mm, guide vane exit thickness 1.8mm.
CN2012200767734U 2012-03-03 2012-03-03 High-power vehicle-used superflat hydraulic torque converter Expired - Fee Related CN202468895U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200767734U CN202468895U (en) 2012-03-03 2012-03-03 High-power vehicle-used superflat hydraulic torque converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200767734U CN202468895U (en) 2012-03-03 2012-03-03 High-power vehicle-used superflat hydraulic torque converter

Publications (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
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
CN103244632A (en) * 2013-05-17 2013-08-14 上海正源汽车附件有限公司 Compact 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
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
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

Cited By (7)

* Cited by examiner, † Cited by third party
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
CN103244632A (en) * 2013-05-17 2013-08-14 上海正源汽车附件有限公司 Compact 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
CN103899726B (en) * 2014-04-28 2017-01-04 陕西航天动力高科技股份有限公司 A kind of engineering machinery closed-end hydraulic torque converter
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
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

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121003

Termination date: 20210303

CF01 Termination of patent right due to non-payment of annual fee