CN206571931U - A kind of Light-duty Vehicle Hydrodynamic transmission - Google Patents
A kind of Light-duty Vehicle Hydrodynamic transmission Download PDFInfo
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- CN206571931U CN206571931U CN201720141458.8U CN201720141458U CN206571931U CN 206571931 U CN206571931 U CN 206571931U CN 201720141458 U CN201720141458 U CN 201720141458U CN 206571931 U CN206571931 U CN 206571931U
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Abstract
The utility model is related to a kind of Light-duty Vehicle Hydrodynamic transmission, oil pump actuating sleeve and support shaft are installed on casing, the oil pump being arranged in casing is connected with oil pump actuating sleeve, casing is provided with power taking window in the horizontal position of input shaft, and connection gear of the empty set on wheel stand is connected gear with the oil pump on pump actuating sleeve through two power takeoff gears in support shaft and engaged；I axle, II axle are provided with wet clutch and corresponding driving gear, driven gear on I axle and II axle is engaged with two input gears of input shaft respectively, each driving gear engagement corresponding with the output shaft gear on output shaft, high gear output gear and low gear output gear on I axle and II axle, reverse clutch Kr and the driving gear that reverses gear on reverse gear shaft are engaged with the wet clutch on I axle and low gear output gear respectively, coordinate with lockup clutch, realize six forward gears and a reverse gear output.The utility model structure is novel, compact, manoeuvrable, and gear is more, adapt to Light-duty Vehicle difference operating modes.
Description
Technical field
The utility model is related to a kind of Light-duty Vehicle Hydrodynamic transmission, belongs to the Hydrodynamic transmission technology neck of light vehicle
Domain.
Background technology
The speed changer of general automobile mainly has two kinds of mechanical transmission and Hydromechanical transmission.Mechanical transmission is grasped
Make complexity, for the automobile for needing frequent parking, starting to walk and accelerating, the necessary shift hunting of driver, labor intensity is very big, and machinery
Formula speed changer is the positive drive of step speed change, vibrates and impact in the process of moving larger, riding comfort is poor.Pass through electricity
The control of liquid valve manipulates the conversion that wet-type multi-disc clutch realizes gear, and Hydromechanical transmission using external gear pump due to being entered
Row gearshift transmission, the advantage of transmission efficiency good with manufacturing process.For Hydromechanical transmission, one kind is planetary gear
Formula speed changer, can obtain appropriate many gear number by less planet row, with compact conformation, lightweight advantage, but
It there is manufacturability complicated, the defect such as manufacturing cost height.And Light-duty Vehicle is more special with the Hydrodynamic transmission scope of application, car weight is total
Quality is less than 7 tons, and vehicle body overall length is less than 7 meters.The automatic transmission of passenger car, power can not enough be installed；Big heavy-duty car
Automatic transmission, dynamic range is not suitable for, and volume can not be installed greatly.Moreover, due to existing similar Hydrodynamic transmission generally existing
Manipulation is not sensitive enough, big using labor intensity using difficulty during different operating modes switchings.
The content of the invention
The purpose of this utility model is to be to overcome the shortcomings of that prior art presence is novel, compact there is provided a kind of structure, dress
With convenient, manoeuvrable, gear is more, adapt to Light-duty Vehicle difference operating modes, and power taking mouthful speed is than adjustable Light-duty Vehicle fluid power speed change
Device.
The utility model is that the technical scheme for reaching above-mentioned purpose is：A kind of Light-duty Vehicle Hydrodynamic transmission, including fluid power
Torque-converters and speed changer, described fluid torque-converter include drive disk, lockup clutch, turbine, guide wheel, pump impeller and wheel stand
And input shaft, drive disk is connected by lockup clutch with pump impeller, and guide wheel is fixed on wheel stand by freewheel clutch, fixed
The wheel stand being connected on casing is sleeved on input shaft, and turbine is fixedly connected on input shaft by turbine seat；Its feature exists
In：
Oil pump actuating sleeve and support shaft are installed, oil pump connection gear is fixed on oil pump actuating sleeve on described casing,
The oil pump being arranged in casing is connected with oil pump actuating sleeve, and casing is provided with power taking window in the horizontal position of input shaft, is fixed on
Support shaft on casing is corresponding with power taking window, and the first different power takeoff gear of tooth footpath and the second power takeoff gear empty set are in branch
Hold on axle, connection gear of the empty set on wheel stand shaft part is connected with pump impeller, and connection gear and the first power takeoff tooth in big footpath
Wheel often engagement, oil pump connection gear is often engaged with the first power takeoff gear or the second power takeoff gear；
Described speed changer includes I axle, II axle and output shaft and reverse gear shaft being supported on by bearing on casing, output
Axle is sequentially provided with output shaft gear, high gear output gear and low gear output gear and output flange vertically, with tooth footpath not
With the first input gear and the second input gear input shaft it is coaxially connected with output shaft by bearing, wet clutch K1 with
Wet clutch K2 is connected on I axle and each self-corresponding first driving gear and the second driving gear connect on I axle with empty set
Connect, I axle driven gear of I axle input side is often engaged with the second input gear of path, the first driving gear and low gear output gear
Wheel often engagement, the second driving gear is often engaged with output shaft gear, realizes that two gear onward impulses are exported；
Wet clutch K3 and wet clutch K4 are connected on II axle and with empty set each self-corresponding 3rd on II axle
Driving gear and the connection of the 4th driving gear, the II axle driven gear and first input gear in big footpath of II axle input side are often nibbled
Close, the 3rd driving gear often engages with output shaft gear, the 4th driving gear is often engaged with high gear output gear, and with locking from
Clutch coordinates, and realizes that four gear onward impulses are exported；
Reverse clutch Kr, and reverse clutch Kr external gear and wet clutch K1 are installed on described reverse gear shaft
External gear or wet clutch K2 external gear often engage, reverse clutch Kr and the driving tooth that reverses gear being sleeved on reverse gear shaft
Wheel connection, the driving gear that reverses gear often is engaged with low gear output gear, realizes power output of reversing gear.
The last input gear for having two tooth footpaths different of the input shaft of Hydrodynamic transmission of the present utility model, with I axle and II
Driven gear on axle is often engaged, and I axle, II axle and reverse gear shaft are mounted on controlling the wet clutch of gear, by electro-hydraulic
The work of each self-corresponding wet clutch on I axle of valve control, II axle and reverse gear shaft, makes first active of the empty set on I axle
The 3rd driving gear on II axle of gear and the second driving gear and empty set and the 4th driving gear with it is defeated on output shaft
Go out shaft gear, low gear output gear and the engagement of high gear output gear and export power, because input shaft passes through input gear respectively
To drive I axle and II axle, therefore power transmission loss can be reduced, improve transmission efficiency, reduce fuel consumption.Fluid power of the present utility model
Speed changer is using input shaft, I axle, II axle and reverse gear shaft and output shaft, and the output shaft of input shaft and speed changer is coaxially connected,
It is easy for installation, simple and compact for structure, reasonable, small volume, be easy to make, assembly precision easily ensures, easy to maintenance, speed changer it is interior
Portion's structure can realize light-duty requirement.The utility model leads to too small amount of power transmission shaft and gear and coordinates wet clutch, passes through
Electro hydraulic valve control manipulates wet clutch and realizes self shifter, realizes six forward gears and one reverses gear, and dynamic range is adapted to use
Light vehicle, can meet the different operating modes of light vehicle.The utility model is provided with power taking mouthful on casing, can be by the moment of torsion of engine
Spread out of by power take-off gear, power taking window is located at transmission input shaft horizontal position, and power taking mouthful speed meets different than adjustable
Job requirements.
Brief description of the drawings
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structural representation of Light-duty Vehicle Hydrodynamic transmission of the utility model.
Fig. 2 is Fig. 1 side structure schematic view.
Fig. 3 is Fig. 1 A-A and B-B section view deployed configuration schematic diagram.
Fig. 4 is transmission principle figure of the present utility model.
Wherein：1-drive disk, 2-wheel stand, 3-guide wheel, 4-lockup clutch, 5-turbine, 6-pump impeller, 7-even
Gear is connect, the 8-the first power takeoff gear, 9-support shaft, 10-oil pump actuating sleeve, 11-oil pump connects gear, and 12-the second takes
Power device gear, 13-oil pump, 14-input shaft, the 15-the first input gear, 16-I axle driven gear, the 17-the second driving tooth
Wheel, 18-reverse gear shaft, 19-reverse gear driving gear, 20-I axle, the 21-the first driving gear, 22-low gear output gear, 23-
Output shaft, 24-output flange, 25-high gear output gear, the 26-the four driving gear, 27-II axle, 28-casing, 28-
1-power taking window, 28-2-preceding casing, 28-21-centre wallboard, 28-22-rear wall plate, 28-3- rear box, 28-31-preceding
Wallboard, 28-32-rear wall plate, the middle baffle plates of 28-33-first, the middle baffle plates of 28-34-second, 28-4-case lid, 29-electricity
Liquid valve, the 30-the three driving gear, 31-output shaft gear, the 32-the second input gear, 33-II axle driven gear, 34- surpasses
More clutch, 35-turbine seat, 36-I axle bearing lid, 37-II axle bearing lid, 38-reverse gear bearing cap, 39-output shaft axle
Hold lid.
Embodiment
As shown in Fig. 1~3, a kind of Light-duty Vehicle Hydrodynamic transmission of the present utility model, including fluid torque-converter and speed change
Device.Fluid torque-converter of the present utility model includes drive disk 1, lockup clutch 4, turbine 5, guide wheel 3, pump impeller 6 and wheel stand 2
With input shaft 14, drive disk 1 is connected by lockup clutch 4 with pump impeller 6, and guide wheel 3 is fixed on guide wheel by freewheel clutch 34
On seat 2, the wheel stand 2 being fixedly connected on casing 28 is sleeved on input shaft 14, and turbine 5 is fixedly connected on by turbine seat 35
On input shaft 14.
As shown in Fig. 1,3, oil pump actuating sleeve 10 and support shaft 9, oil pump actuating sleeve are installed on the utility model casing 28
10 are connected on casing 28 by bearing, and oil pump connection gear 11 is fixed on oil pump actuating sleeve 10, oil pump can be connected into gear
11 are formed integrally structure with oil pump actuating sleeve 10, and the oil pump 13 being arranged in casing 28 is connected with oil pump actuating sleeve 10, by interior
The oil pump 13 in casing 28 is put, the volume of fluid torque-converter can be further reduced, when drive disk 1 drives pump impeller 6 to rotate, led to
Oil duct fuel feeding of the oil pump 13 respectively into the oil duct on turbine 5 and casing 28 and I axle 20, II axle 27 and reverse gear shaft 18 is crossed, it is real
The conversion of existing gear and lubrication；The turbine 5 of fluid driving simultaneously is rotated to be rotated by turbine seat 35 with driven input shaft 14, by power
Exported after each axle by output shaft 23.
As shown in Fig. 1,2, the utility model casing 28 is provided with power taking window 28-1 in the horizontal position of input shaft 14, fixed
Support shaft 9 is corresponding with power taking window 28-1 on casing 28, and the support shaft 9 using T-shaped axle and is arranged on casing by fastener
On 28, for supporting two power takeoff gears, the first different power takeoff gear 8 of two tooth footpaths and the empty set of the second power takeoff gear 12 exist
In support shaft 9, because the first power takeoff gear 8 is different with the tooth footpath of the second power takeoff gear 12, therefore speed ratio can be conveniently adjusted
Power taking, expands power taking scope, and connection gear 7 of the empty set on the shaft part of wheel stand 2 is connected with pump impeller 6, and connection gear 7 and big footpath
The often engagement of the first power takeoff gear 8, oil pump connection gear 11 often nibbles with the first power takeoff gear 8 or the second power takeoff gear 12
Close, input power is spread out of by power takeoff, to meet the job requirements of different operating mode vehicles, and oil pump 13 ensures changing for speed changer
Keep off pressure and lubrication.
As shown in Figure 3, the second power takeoff gear 12 of the present utility model is arranged in support shaft 9 by bearing, and first takes
The releasable connection of power device gear 8 is on the second power takeoff gear 12, and the transverse tooth thickness of the first power takeoff gear 8 is less than the second power takeoff tooth
The transverse tooth thickness of wheel 12, convenient processing and assembling.
As shown in Fig. 1,3, speed changer of the present utility model includes I axle 20, II axle being supported on by bearing on casing 28
27 and output shaft 23 and reverse gear shaft 18, output shaft 23 be sequentially provided with vertically output shaft gear 31, high gear output gear 25 with
And low gear output gear 22 and output flange 24, the output shaft gear 31 can be formed integrally structure with output shaft 23, and high gear is defeated
Go out gear 25 and low gear output gear 22 and output flange 24 is connected on output shaft 23, different rotating speeds are exported respectively, have
There is the input shaft 14 of the first input gear 15 that two tooth footpaths are different and the second input gear 32 coaxial by bearing and output shaft 23
Connection, makes Hydrodynamic transmission simple and compact for structure, reasonable, is easy to make.
As shown in Figure 3, the utility model is for ease of installing, and input shaft 14 is in the first input gear 15 and the second input gear
32 both sides are connected on casing 28 provided with outer diameter of axle section and interior diameter of axle section installed in the bearing in input shaft 14 in diameter of axle section,
Bearing in the outer diameter of axle of input shaft 14 section is arranged in the mounting hole of the inner side of output shaft 23, and the outside of output shaft 23 passes through
Bearing is arranged on casing 28.
As shown in Figure 3, the utility model wet clutch K1 and wet clutch K2 are connected on I axle 20 and existed with empty set
Each self-corresponding driving gear 17 of first driving gear 21 and second is connected on I axle 20, I axle driven gear of the input side of I axle 20
16 are often engaged with the second input gear 32 of path, and the power on input shaft 14 is reached on I axle 20, the first driving gear 21 with
Low gear output gear 22 is often engaged, and the second driving gear 17 is engaged with output shaft gear 31 and often, by installed in casing 28
On electro hydraulic valve 29 control wet clutch K1 and wet clutch K2 respectively, pass through the first driving gear 21 or the second driving tooth
Wheel 17, power is passed on output shaft 23, and is realized two gear onward impulses and exported.
As shown in Figure 3, the utility model wet clutch K1 and wet clutch K2 is arranged on I axle 20 back-to-back, wet
Formula clutch K1 friction pair is 1.3~1.8 times of wet clutch K2 friction pair, is such as 1.4 or 1.6 or 1.7 times, due to
Wet clutch K1 friction pair is more than wet clutch K2 friction pair, the low-speed forward secondary relative rotation speed of gear clutch friction compared with
Small, reduction power transmission loss improves transmission efficiency.As shown in Figure 3, the utility model wet clutch K1 and wet clutch
The same shells of K2 are provided with external gear, and the first driving gear 21 and the second active on I axle 20 are arranged on by needle bearing
Gear 17 is located at wet clutch K1 and wet clutch K2 both sides.
As shown in Figure 3, the utility model wet clutch K3 and wet clutch K4 are connected on II axle 27 and and empty set
Each self-corresponding 3rd driving gear 30 and the 4th driving gear 26 are connected on II axle 27, and II axle of the input side of II axle 27 is driven
Gear 33 is often engaged with first input gear 15 in big footpath, the power on input shaft 14 is reached on II axle 27, the 3rd driving tooth
Wheel 30 is often engaged with output shaft gear 31, and the 4th driving gear 26 is often engaged with high gear output gear 25, by 29 points of electro hydraulic valve
Not Kong Zhi wet clutch K3 and wet clutch K4, by the 3rd driving gear 30 or the 4th driving gear 26, power is passed
Realize that four gear onward impulses are exported onto output shaft 23, and with reference to lockup clutch 4.
As shown in Figure 3, the utility model wet clutch K3 and wet clutch K4 is arranged on II axle 27 back-to-back, and
Wet clutch K3 friction pair is identical with wet clutch K4 friction pair, and the on II axle 27 is arranged on by needle bearing
Three driving gears 30 and the 4th driving gear 26 are located at wet clutch K3 and wet clutch K4 both sides, wet clutch K3
It is convenient to install and wet clutch K4 friction pair is identical with wet clutch K2 friction pair.
As shown in Figure 3, reverse clutch Kr, and reverse clutch Kr external tooth are installed on the utility model reverse gear shaft 18
Wheel is often engaged with wet clutch K1 external gear or wet clutch K2 external gear, and the power that will pass on I axle 20 passes through
Wet clutch and reach reverse clutch Kr, reverse clutch Kr connects with the driving gear 19 that reverses gear being sleeved on reverse gear shaft 18
Connect, the driving gear 19 that reverses gear often is engaged with low gear output gear 22, control reverse clutch Kr to realize by electro hydraulic valve 29 and reverse gear
Power output.
As shown in Fig. 1~3, casing 28 of the present utility model includes the preceding casing 28-2 and use for being used to install fluid torque-converter
In the rear box 28-3 and case lid 28-4, preceding casing 28- on rear box 28-3 rear wall plates 28-32 that install speed changer
2nd, rear box 28-3 and case lid 28-4 is easy to process, install and safeguard by positioning finger setting and being connected with fastener.
As shown in Figure 3, preceding casing 28-2 of the present utility model include open cavity casing and centre wallboard 28-21 with
Rear wall plate 28-22, drive disk 1, lockup clutch 4, turbine 5, guide wheel 3 and pump impeller 6 are each provided in cavity casing, oil pump actuating sleeve
10 both sides are arranged on by bearing on preceding casing 28-2 middle wallboard 28-21 and rear wall plate 28-22, the front side branch of support shaft 9
Hold on middle wallboard 28-21, rear side is arranged on rear wall plate 28-22 by fastener, before connection gear 7 is connected to by bearing
On casing 28-2 middle wallboard 28-21 and rear wall plate 28-22, input shaft 14 is supported on wheel stand 2 by bearing.
As shown in Fig. 1~3, the utility model rear box 28-3 is provided with front wallboard 28-31, rear wall plate 28-32 and is located at
The axle of the first middle baffle plate 28-33 and the second middle baffle plate 28-34, case lid 28-4 provided with each axle of correspondence in rear box 28-3
Bearing bore, rear box 28-3 front wallboard 28-31 is connected by alignment pin and fastener with preceding casing 28-2 rear wall plate 28-22,
28-32 is connected by alignment pin and fastener with case lid 28-4 on rear box 28-3 rear wall plate, and I axle 20 is arranged on by bearing
On rear box 28-3 the first middle baffle plate 28-33 and case lid 28-4, reverse gear shaft 18 is arranged on rear box 28-3's by bearing
On second middle baffle plate 28-34 and case lid 28-4, II axle 27 is arranged on rear box 28-3 front wallboard 28-31 and case by bearing
Cover on 28-4, the rear side of output shaft 23 is supported on case lid 28-4 by bearing, and I axle bearing lid 36, II axle bearing lid 37, reverse gear
Bearing cap 38 and each axle of the correspondence of output shaft bearing lid 39 are simultaneously arranged on case lid 28-4.
As shown in Fig. 3,4, drive path of the present utility model is as follows：Advance I gear：The input gear 32 of input shaft 14 → the second
→ I axle 16 → wet clutch of driven gear K1, → first 22 → output shaft of driving gear 21 → low gear output gear 23；Preceding II
Enter gear：The driving gear of axle 16 → wet clutch of the driven gear K2 of 14 → the second input gear of input shaft 32 → I → second 17 →
31 → output shaft of output shaft gear 23；Advance III gear：The axle driven gear 33 of 14 → the first input gear of input shaft 15 → II → wet
30 → output shaft gear of driving gear, the 31 → output shaft 23 of formula clutch K3 → the 3rd；Advance IV gear：Input shaft 14 → the first is defeated
Enter axle 33 → wet clutch of the driven gear K4 of gear 15 → II → the 4th 26 → high gear of driving gear output gear 25 → to export
Axle 23；When lockup clutch 4 is connected with drive disk 1, is combined with the gear of advance III and IV gear that advances, constitute advance V gear and VI gear；
Reverse gear：14 → the second input gear of input shaft 32 → I axle 16 → wet clutch of driven gear K1 or wet clutch K2
External gear → reverse clutch external gear → reverse clutch Kr → reverse gear 19 → low gear of driving gear output gear 22 →
Output shaft 23, wet clutch K1, K2, K3, K4 on I axle 20, II axle, and the reverse clutch Kr on reverse gear shaft 18 are equal
During disengagement, inactivity output, gearbox is neutral in running no load, can form many gear knots that six forward gears and one are reversed gear
Structure.
As shown in Fig. 3,4, the utility model operationally, after engine start, by drive disk 1 through lockup clutch
4 drive pump impellers 6 are rotated, and pump impeller 6 is rotated together by guide wheel 3, turbine 5 and input shaft 14 therewith；And operate lockup clutch 4 to take off
From pump impeller 6, turbine 5 and input shaft 14 is driven to rotate realize that high gear power is defeated together through lockup clutch 4 by drive disk 1
Go out, the second input gear 32 on input shaft 14 drives I axle driven gear 16, the first input gear 15 to drive II axle driven gear
33, while the external tooth wheel drive reverse clutch Kr of wet clutch on I axle 20 external gear, gearbox is passed to by power
It is interior, wet clutch K3, K4 on wet clutch K1, K2 and II axle 27 of I axle 20, and the clutch of reversing gear on reverse gear shaft 18
When device Kr is disengaged, inactivity output, gearbox is neutral in running no load.Reverse gear when extension, high gear or during any gear of low gear,
After the engagement of corresponding wet clutch, exported by high gear output gear 25 or low gear output gear 22 through output shaft 23, this
When, with the size of driving load, in the presence of guide wheel 3, suitable torque driving automobilism is produced, and in certain speed
Under, with reference to lockup clutch 4, the transmission efficiency of Hydrodynamic transmission is reached highest, reduce fuel consumption, become with constituting many gears
Change.
As shown in Fig. 1,3,4, the utility model operationally, after engine start, pump impeller 6 is driven by drive disk 1
During rotation, the connection gear 7 being connected to therewith on pump impeller 6 is often engaged with the first power takeoff gear 8 or the second power takeoff gear 12,
Input power can be spread out of by power takeoff, and power takeoff can be engaged with the first power takeoff gear 8 or the second power takeoff gear 12, to adjust
Whole speed compares power taking.Power takeoff gear is connected the often engagement of gear 11 with oil pump simultaneously, and the work of oil pump 13 is driven by oil pump actuating sleeve 10
Make, it is ensured that the gearshift pressure and lubrication of speed changer.
Claims (8)
1. a kind of Light-duty Vehicle Hydrodynamic transmission, including fluid torque-converter and speed changer, described fluid torque-converter include driving
Disk (1), lockup clutch (4), turbine (5), guide wheel (3), pump impeller (6) and wheel stand (2) and input shaft (14), drive disk
(1) it is connected by lockup clutch (4) with pump impeller (6), guide wheel (3) is fixed on wheel stand (2) by freewheel clutch (34),
The wheel stand (2) being fixedly connected on casing (28) is sleeved on input shaft (14), and turbine (5) connects by the way that turbine seat (35) is fixed
It is connected on input shaft (14)；It is characterized in that：
Oil pump actuating sleeve (10) and support shaft (9) are installed, oil pump connection gear (11) is fixed on oil on described casing (28)
On pump actuating sleeve (10), the oil pump (13) being arranged in casing (28) is connected with oil pump actuating sleeve (10), and casing (28) is in input
The horizontal position of axle (14) is provided with power taking window (28-1), the support shaft (9) and power taking window (28- being fixed on casing (28)
1) correspondence, the first different power takeoff gear (8) of tooth footpath and the second power takeoff gear (12) empty set are in support shaft (9), empty set
Connection gear (7) on wheel stand (2) shaft part is connected with pump impeller (6), and connection gear (7) and the first power takeoff tooth in big footpath
Take turns (8) often to engage, oil pump connection gear (11) is often engaged with the first power takeoff gear (8) or the second power takeoff gear (12)；
Described speed changer includes I axle (20), II axle (27) and the output shaft (23) being supported on by bearing on casing (28)
With reverse gear shaft (18), output shaft (23) is sequentially provided with output shaft gear (31), high gear output gear (25) and low gear vertically
Output gear (22) and output flange (24), with different the first input gear (15) of tooth footpath and the second input gear (32)
Input shaft (14) is coaxially connected by bearing and output shaft (23), and wet clutch K1 and wet clutch K2 are connected to I axle
(20) on and each self-corresponding first driving gear (21) and the second driving gear (17) are connected with empty set on I axle (20), I axle
(20) I axle driven gear (16) of input side is often engaged with the second input gear (32) of path, the first driving gear (21) with
Low gear output gear (22) is often engaged, and the second driving gear (17) is often engaged with output shaft gear (31), realizes precession before two gears
Power is exported；
Wet clutch K3 and wet clutch K4 be connected on II axle (27) and with empty set on II axle (27) it is each self-corresponding
3rd driving gear (30) and the connection of the 4th driving gear (26), the II axle driven gear (33) and big footpath of II axle (27) input side
The first input gear (15) often engage, the 3rd driving gear (30) often engages with output shaft gear (31), the 4th driving gear
(26) often engage, and coordinate with lockup clutch (4) with high gear output gear (25), realize that four gear onward impulses are exported；
Reverse clutch Kr, and reverse clutch Kr external gear and wet clutch K1 are installed on described reverse gear shaft (18)
External gear or wet clutch K2 external gear often engage, reverse clutch Kr and the master of reversing gear being sleeved on reverse gear shaft (18)
Moving gear (19) is connected, and the driving gear that reverses gear (19) is often engaged with low gear output gear (22), realizes power output of reversing gear.
2. Light-duty Vehicle Hydrodynamic transmission according to claim 1, it is characterised in that：The second described power takeoff gear
(12) it is arranged on by bearing in support shaft (9), the first power takeoff gear (8) releasable connection is in the second power takeoff gear (12)
On, and transverse tooth thickness of the transverse tooth thickness less than the second power takeoff gear (12) of the first power takeoff gear (8).
3. Light-duty Vehicle Hydrodynamic transmission according to claim 1, it is characterised in that：The wet clutch K1 and wet type
Clutch K2 is arranged on I axle (20) back-to-back, and wet clutch K1 friction pair is the 1.3 of wet clutch K2 friction pair
~1.8 times, and wet clutch K1 and the same shells of wet clutch K2 are provided with external gear, are arranged on by needle bearing
The first driving gear (21) and the second driving gear (17) on I axle (20) are located at wet clutch K1's and wet clutch K2
Both sides.
4. Light-duty Vehicle Hydrodynamic transmission according to claim 1, it is characterised in that：Described wet clutch K3 and wet
Formula clutch K4 is arranged on II axle (27) back-to-back, and the friction pair of wet clutch K3 friction pair and wet clutch K4
Identical, the 3rd driving gear (30) and the 4th driving gear (26) being arranged on by needle bearing on II axle (27) are located at wet type
Clutch K3 and wet clutch K4 both sides.
5. Light-duty Vehicle Hydrodynamic transmission according to claim 1, it is characterised in that：Described input shaft (14) is first
The both sides of input gear (15) and the second input gear (32) are provided with outer diameter of axle section and interior diameter of axle section, in input shaft (14)
Bearing in diameter of axle section is connected on casing (28), and the bearing in the outer diameter of axle section of input shaft (14) is arranged on output shaft
(23) in the mounting hole on the inside of, the outside of output shaft (23) is arranged on casing (28) by bearing.
6. Light-duty Vehicle Hydrodynamic transmission according to claim 1, it is characterised in that：Described casing (28) includes being used for
The preceding casing (28-2) of fluid torque-converter is installed and for installing the rear box (28-3) of speed changer and installed in rear box
Case lid (28-4) on (28-3) rear wall plate (28-32), and preceding casing (28-2), rear box (28-3) and case lid (28-4) are logical
Cross after positioning finger setting and to be connected with fastener.
7. Light-duty Vehicle Hydrodynamic transmission according to claim 6, it is characterised in that：Described preceding casing (28-2) includes
Open cavity casing and middle wallboard (28-21) and rear wall plate (28-22), drive disk (1), lockup clutch (4), turbine
(5), guide wheel (3) and pump impeller (6) are each provided in cavity casing, and oil pump actuating sleeve (10) both sides are arranged on preceding casing by bearing
On the middle wallboard (28-21) and rear wall plate (28-22) of (28-2), middle wallboard (28-21) is supported on front side of support shaft (9)
Upper, rear side is arranged on rear wall plate (28-22) by fastener, and connection gear (7) is arranged on preceding casing (28-2) by bearing
Middle wallboard (28-21) and rear wall plate (28-22) on, input shaft (14) is supported on wheel stand (2) by bearing.
8. Light-duty Vehicle Hydrodynamic transmission according to claim 6, it is characterised in that：Described rear box (28-3) is provided with
Front wallboard (28-31), rear wall plate (28-32) and the first middle baffle plate (28-33) and second in rear box (28-3)
Middle baffle plate (28-34), bearing hole of the case lid (28-4) provided with each axle of correspondence, I axle (20) is arranged on rear box by bearing
In first middle baffle plate (28-33) and case lid (28-4) of (28-3), reverse gear shaft (18) is arranged on rear box (28- by bearing
3) in the second middle baffle plate (28-34) and case lid (28-4), II axle (27) is arranged on before rear box (28-3) by bearing
On wallboard (28-31) and case lid (28-4), the rear side of output shaft (23) is supported on case lid (28-4) by bearing, and I axle bearing
Lid (36), II axle bearing lid (37), the bearing cap that reverses gear (38) and each axle of output shaft bearing lid (39) correspondence are simultaneously arranged on case lid
On (28-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720141458.8U CN206571931U (en) | 2017-02-16 | 2017-02-16 | A kind of Light-duty Vehicle Hydrodynamic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806512A (en) * | 2017-12-08 | 2018-03-16 | 徐州凯尔农业装备股份有限公司 | Power output speed changing box before electrichydraulic control with Pneumatic protecting device |
| CN110454568A (en) * | 2019-09-16 | 2019-11-15 | 秦皇岛浩洋机械制造有限公司 | A kind of energy-efficient three clutches bidirectional output gear-box |
| CN112747099A (en) * | 2021-01-08 | 2021-05-04 | 北京理工大学 | Military engineering machinery integrated transmission device |
| CN112776594A (en) * | 2021-01-08 | 2021-05-11 | 北京理工大学 | Integrated transmission case integration technology and overall arrangement scheme |
-
2017
- 2017-02-16 CN CN201720141458.8U patent/CN206571931U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806512A (en) * | 2017-12-08 | 2018-03-16 | 徐州凯尔农业装备股份有限公司 | Power output speed changing box before electrichydraulic control with Pneumatic protecting device |
| CN110454568A (en) * | 2019-09-16 | 2019-11-15 | 秦皇岛浩洋机械制造有限公司 | A kind of energy-efficient three clutches bidirectional output gear-box |
| CN112747099A (en) * | 2021-01-08 | 2021-05-04 | 北京理工大学 | Military engineering machinery integrated transmission device |
| CN112776594A (en) * | 2021-01-08 | 2021-05-11 | 北京理工大学 | Integrated transmission case integration technology and overall arrangement scheme |
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