CN208452765U - A vertical multi-gear electric drive powertrain - Google Patents
A vertical multi-gear electric drive powertrain Download PDFInfo
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- CN208452765U CN208452765U CN201820878512.1U CN201820878512U CN208452765U CN 208452765 U CN208452765 U CN 208452765U CN 201820878512 U CN201820878512 U CN 201820878512U CN 208452765 U CN208452765 U CN 208452765U
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Abstract
The utility model discloses a kind of longitudinal more gear electric drive power assemblies, solve in the prior art that electric car uses single gear speed transmission, the problem of being short of power under certain operating conditions.The power assembly includes motor and several groups gearbox, and the gearbox is single-stage speed reducing case or more gear reduction gearboxes, is composed in series transmission assembly between the gearbox, the output shaft of the motor and the input shaft of the transmission assembly are made into integration.The utility model is connected using several groups gearbox, under the premise of not increasing power source, improves power assembly performance.
Description
Technical field
The utility model relates to a kind of longitudinal more gear electric drive power assemblies, and system of vehicle transmission axis connection, for driving
Vehicle.
Background technique
The dynamic characteristics of current pure electric vehicle or hybrid power new-energy automobile, used motor requires to have with vehicle
Difference is unable to satisfy the requirement of speed ratio and torque.Since new-energy automobile needs the operating condition road conditions in face of becoming increasingly complex, user
Take into account that demand is more more and more urgent to new-energy automobile max. speed, max. climb slope, the new energy of simple motor direct driving mode
Source automobile has been unable to meet the demand for development for the vehicle that new-energy automobile industry takes into account high-power, large torque and max. speed.
In current vehicle engine assembly, single gear speed transmission, output shaft and transmission axis connection are all used.Using this
One mode is limited by Motor Capability under special circumstances, cannot meet the large torques such as starting, climbing and high speed performance need simultaneously
It asks.
Utility model content
For the above-mentioned problems in the prior art, the utility model provides a kind of longitudinal more gear electric drive power
Assembly uses several groups gearbox and connects, improves power assembly performance.
In order to achieve the above object, the technical solution of the utility model is achieved in that
The utility model provides a kind of longitudinal more gear electric drive power assemblies, including motor and several groups gearbox, institute
Stating gearbox is single-stage speed reducing case or more gear reduction gearboxes, is composed in series transmission assembly, the electricity between the gearbox
The output shaft of machine and the input shaft of the transmission assembly are made into integration.
Optionally, the gearbox of connection adjacent with the motor is single-stage speed reducing case or more gear reduction gearboxes, the electricity
The output shaft of machine and the input shaft of the adjacent gearbox are made into integration, the rear cover of the motor and the adjacent gearbox
Procapsid be also made into integration；
When the adjacent connection of different gearboxes, one system of input shaft of the gearbox of the output shaft and rear of the gearbox in front
At or by shaft coupling connection.
Optionally, the gearbox is arranged two groups, single-stage speed reducing case and two gear reduction gearboxes including sequential connection；
Or two gear reduction gearboxes and single-stage speed reducing case including sequential connection；
Or including two gear reduction gearboxes before sequential connection and rear two gears reduction gearbox.
Optionally, the gearbox is arranged three groups, preceding single-stage speed reducing case, two gear reduction gearboxes and rear list including sequential connection
Grade reduction gearbox；
Or single-stage speed reducing case including sequential connection, in two gear reduction gearboxes and rear two gears reduction gearbox；
Or including two gear reduction gearboxes before sequential connection, in two gear reduction gearboxes and single-stage speed reducing case；
Or including before sequential connection two gear reduction gearboxes, in two gear reduction gearboxes and it is rear two gear reduction gearbox.
Optionally, the gearbox is arranged four groups, preceding single-stage speed reducing case including sequential connection, in two gear reduction gearboxes, after
Two gear reduction gearboxes and rear single-stage speed reducing case.
Optionally, input shaft and output shaft are provided in the single-stage speed reducing case, on the input shaft and the output shaft
It is respectively arranged with the transmission gear of engagement；
Transmission gear on the input shaft is fixedly connected with the input shaft or empty set is on the input shaft, described
Transmission gear on output shaft is fixedly connected with the output shaft or empty set is on the output shaft；
The input shaft and empty set are provided with clutch between the transmission gear on the input shaft, the output shaft and
Empty set is provided with clutch between the transmission gear on the output shaft.
Optionally, input shaft and the output shaft coaxial arrangement of the transmission assembly or different axis are arranged in parallel.
Optionally, more gear reduction gearboxes are two gear reduction gearboxes, are provided with input shaft, one in the two gears reduction gearbox
Or two or more jackshafts and output shaft, the driving cog of engagement is respectively arranged on the input shaft and the jackshaft
Wheel is respectively arranged with the transmission gear of engagement on the jackshaft and the output shaft, the transmission gear on the jackshaft with
The jackshaft is fixedly connected or empty set is on the jackshaft, and the transmission gear on the output shaft and the output shaft are solid
Fixed connection or empty set are on the output shaft.
Optionally, clutch is provided between the input shaft and output shaft, the jackshaft and empty set are in the centre
Clutch is provided between transmission gear on axis, the clutch on the jackshaft is between two-stage gear, or is located at
On the outside of two-stage gear.
Optionally, two-way synchronizer, the transmission gear on the output shaft are provided between the input shaft and output shaft
On the output shaft, the transmission gear on the jackshaft is fixedly connected empty set with the jackshaft.
The power assembly being arranged using the above structure has the advantage that
The power assembly of the utility model increases transmission gear bit quantity, increases list under the premise of not increasing power source
Grade retarder increases jackshaft, so that motor high efficient district is preferably utilized, increases power performance, reduction pair
The requirement of motor maximum torque reduces motor size, reduces motor cost.
The power assembly of the utility model is connect, it can be achieved that a variety of speed ratios are passed with the rear axle shaft of vehicle or front axle half shaft
Dynamic, driving form and power input mode are flexible, meet vehicle to the traveling demand of different road conditions, when vehicle is climbed in weight bearing
When, double dynamical input may be selected, be driven compared with large speed ratio, improve vehicle driving force, make up vehicle and drive hypodynamic defect；When whole
Single-power input, the transmission of smaller speed ratio may be selected in cruising condition in vehicle, is run at high speed requirement with meeting vehicle, energy saving, mentions
High vehicle course continuation mileage.
Detailed description of the invention
Fig. 1 is that the longitudinal more gear electric drive power assembly structures of odd-side are shown before the two gear casees of the utility model embodiment 1 add
It is intended to (clutch is between the two-stage gear of two gear casees)；
Fig. 2 is that the longitudinal more gear electric drive power assembly structures of odd-side are shown before the two gear casees of the utility model embodiment 1 add
It is intended to (clutch is on the outside of the two-stage gear of two gear casees)；
Fig. 3 is that the two gear casees of the utility model embodiment 2 add the longitudinal more gear electric drive power assembly structures of rear odd-side to show
It is intended to；
Fig. 4 is that the two gear casees of the utility model embodiment 3 add the longitudinal more gear electric drive power assembly structures of forward and backward odd-side
Schematic diagram；
Fig. 5 is four longitudinal more (four pairs of gear electric drive power assembly structural schematic diagram of case of the gears of the utility model embodiment 4
Gear, rear two gear casees be double jackshafts)；
Fig. 6 is four longitudinal more (four pairs of gear electric drive power assembly structural schematic diagram of case of the gears of the utility model embodiment 4
Gear, single jackshaft)；
Fig. 7 is four longitudinal more (three pairs of gear electric drive power assembly structural schematic diagram of case of the gears of the utility model embodiment 4
Gear, the input shaft of transmission assembly and output shaft Driven by Coaxial)；
Fig. 8 is four longitudinal more (three pairs of gear electric drive power assembly structural schematic diagram of case of the gears of the utility model embodiment 4
Gear, the input shaft of transmission assembly and the different axis driving of output shaft)；
Fig. 9 is that the longitudinal more gear electric drive power assembly structures of odd-side are shown before the four gear casees of the utility model embodiment 5 add
It is intended to (the two gear casees at rear are double jackshafts)；
Figure 10 is that the four gear casees of the utility model embodiment 6 add the longitudinal more gear electric drive power assembly structures of rear odd-side to show
It is intended to (two intermediate gear casees are double jackshafts)；
Figure 11 is that the four gear casees of the utility model embodiment 7 add the longitudinal more gear electric drive power assembly knots of forward and backward odd-side
Structure schematic diagram (the two gear casees at rear are double jackshafts)；
Figure 12 be the utility model embodiment 8 the eight longitudinal more gear electric drive power assembly structural schematic diagrams of gear casees (in
Between two gear casees be double jackshafts)；
In figure: 1. power sources；2. motor and speed changer input shaft；3. power assembly output shaft；Odd-side before 4.；5.
Two gear casees；Odd-side after 6.；7. pair jackshaft four keeps off case；8. single jackshaft four keeps off case；9. electromagnetic clutch；10. eight gear casees；11.
Electric machine casing；12. procapsid；13. middle casing；14. back casing；15. two-way synchronizer.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
The embodiment of type is described in further detail.
Embodiment 1
As shown in Figure 1, in the utility model embodiment 1, a kind of longitudinal more gear electric drive power assemblies, specially one
Kind increases the longitudinal two gears electric drive power assembly of a preceding odd-side.Including power source 1 (power source 1 uses motor), motor
Case 5, electromagnetic clutch 9, electric machine casing 11, preceding is kept off with speed changer input shaft 2, power assembly output shaft 3, preceding odd-side 4, two
Shell 12, middle casing 13 and back casing 14.
Wherein, the motor shaft of power source 1 and the input shaft of preceding odd-side 4 are integrated, as motor and speed changer input one
Body axis 2；The output shaft of preceding odd-side 4 and the input shaft of two gear casees 5 are integrated, and the output shaft of two gear casees 5 is total as entire power
At output shaft；Preceding odd-side 4 is a single reduction gear；Two gear casees 5 are shifted gears by two electromagnetic clutch 9；Motor and speed change
Device input shaft 2 and power assembly output shaft 3 be not coaxial, is arranged in parallel, as different axis electric drive power assembly；Preceding odd-side 4
And two gears used by gear case 5, arrangement form is simple, occupies little space, compact-sized, light-weight, meet lightweight and
Electrified development trend.
The kind of drive of the utility model embodiment 1 is as follows:
The electromagnetic clutch 9 that the current output of odd-side 4 and two gear casees 5 input between shaft and power assembly output shaft 3 is nibbled
Close, at the same two gear 5 jackshafts of case on electromagnetic clutch 9 separate when, power source 1 pass sequentially through motor and speed changer input one
Axis 2, a pair of of gear of preceding odd-side 4, the output of preceding odd-side 4 input shaft with two gear casees 5 and power are transferred to power assembly output
Axis 3, longitudinal two gears electric drive power assembly is in top gear at this time.The transmission ratio of odd-side 4 is i1 before setting, the biography of two gear casees 5
Dynamic ratio is i2, then longitudinal two gears electric drive power assembly top gear transmission ratio is i1.
The electromagnetic clutch 9 that the current output of odd-side 4 and two gear casees 5 input between shaft and power assembly output shaft 3 divides
From, at the same two gear 5 jackshafts of case on electromagnetic clutch 9 engage when, power source 1 pass sequentially through motor and speed changer input one
Axis 2, a pair of of gear of preceding odd-side 4, the output of preceding odd-side 4 and two gear casees 5 input two pairs of gears of shafts, two gear casees 5 for power
It is transferred to power assembly output shaft 3, longitudinal two gears electric drive power assembly is in bottom gear at this time.The transmission of odd-side 4 before setting
Than keeping off the transmission ratios of casees 5 for i1, two as i2, then longitudinal two gears electric drive power assembly bottom gear transmission ratio is i1*i2.
Wherein, the size of two gear casees 5 and 4 transmission ratio of preceding odd-side can be changed by changing size or the number of teeth of gear, from
And change the transmission ratio of longitudinal two gears electric drive power assembly.
In addition, another form of expression of the utility model embodiment 1 is as shown in Figure 2.The difference of Fig. 2 and Fig. 1 exists
In Fig. 1 two keeps off electromagnetic clutch 9 used by the jackshaft of case 5 between two-stage gear, and Fig. 2 two keeps off the jackshaft institute of case 5
The electromagnetic clutch 9 of use is located therein the outside of one-stage gear, both forms.
Embodiment 2
As shown in figure 3, in the utility model embodiment 2, a kind of longitudinal more gear electric drive power assemblies, specially one
The longitudinal two gears electric drive power assembly of odd-side after kind increases one.Including power source 1 (power source 1 uses motor), motor
Case 5, electromagnetic clutch 9, electric machine casing 11, preceding is kept off with speed changer input shaft 2, power assembly output shaft 3, rear odd-side 6, two
Shell 12, middle casing 13 and back casing 14.
Wherein, the motor shaft of power source 1 and the input shaft of two gear casees 5 are integrated, as motor and speed changer input one
Body axis 2；The input shaft of the output shaft and rear odd-side 6 of two gear casees 5 is integrated, and the output shaft of rear odd-side 6 is total as entire power
At output shaft；Two gear casees 5 are shifted gears by two electromagnetic clutch 9；Odd-side 6 is a single reduction gear afterwards；Motor and speed change
Device input shaft 2 and power assembly output shaft 3 be not coaxial, is arranged in parallel, as different axis electric drive power assembly；Two gear casees 5
And gear used by rear odd-side 6, arrangement form is simple, occupies little space, compact-sized, light-weight, meet lightweight and
Electrified development trend.
The kind of drive of the utility model embodiment 2 is as follows:
When motor and speed changer input shaft 2 and two gear casees 5 output and after odd-side 6 input shaft between electromagnetism from
Clutch 9 engage, while two gear 5 jackshafts of case on electromagnetic clutch 9 separate when, power source 1 passes sequentially through motor and speed changer
Input shaft 2, two keeps off the output of case 5 and power is transferred to power by a pair of of gear of rear odd-side 6 input shaft, rear odd-side 6
Assembly output shaft 3, longitudinal two gears electric drive power assembly is in top gear at this time.The transmission ratio of two gear casees 5 is set as i2, rear pair
The transmission ratio of case 6 is i3, then longitudinal two gears electric drive power assembly top gear transmission ratio is i3.
When motor and speed changer input shaft 2 and two gear casees 5 output and after odd-side 6 input shaft between electromagnetism from
Clutch 9 separate, while two gear 5 jackshafts of case on electromagnetic clutch 9 engage when, power source 1 passes sequentially through motor and speed changer
Input a pair of of tooth that shaft 2, two keeps off two pairs of gears of case 5, two gear case 5 outputs and rear odd-side 6 input shaft, rear odd-side 6
Power is transferred to power assembly output shaft 3 by wheel, and longitudinal two gears electric drive power assembly is in bottom gear at this time.Two gear case of setting
5 transmission ratio is i2, and the transmission ratio of rear odd-side 6 is i3, then longitudinal two gears electric drive power assembly bottom gear transmission ratio is i2*
i3。
The other content of the utility model embodiment 2 is same as Example 1, is not repeated to describe herein.
Embodiment 3
As shown in figure 4, in the utility model embodiment 3, a kind of longitudinal more gear electric drive power assemblies, specially one
Kind increases the longitudinal two gears electric drive power assembly of odd-side after a preceding odd-side and one.Including (the power source 1 of power source 1
Using motor), motor and speed changer input shaft 2, power assembly output shaft 3, preceding odd-side 4, rear odd-side 6, two keep off case 5, electricity
Magnet clutch 9, electric machine casing 11, procapsid 12, middle casing 13 and back casing 14.
Wherein, the motor shaft of power source 1 and the input shaft of preceding odd-side 4 are integrated, as motor and speed changer input one
Body axis 2；The output shaft of preceding odd-side 4 and the input shaft of two gear casees 5 are integrated, the input of the output shaft and rear odd-side 6 of two gear casees 5
Axis is integrated, output shaft of the output shaft of rear odd-side 6 as entire power assembly；Two gear casees 5 pass through two electromagnetic clutch 9
Shift；Preceding odd-side 4 and rear odd-side 6 are single reduction gear；Motor and speed changer input shaft 2 and power assembly output shaft 3
Coaxially, as coaxial electric drive power assembly；Gear used by two gear casees 5, preceding odd-side 4 and rear odd-side 6, arrangement form letter
It is single, it occupies little space, it is compact-sized, it is light-weight, meet lightweight and electrified development trend.
The kind of drive of the utility model embodiment 3 is as follows:
The current output of odd-side 4 and two gear casees 5 input shaft and two gear case 5 outputs and rear odd-side 6 inputs between shaft
Electromagnetic clutch 9 engage, while two gear 5 jackshafts of case on electromagnetic clutch 9 separate when, power source 1 passes sequentially through motor
Shaft, two gear casees 5 are inputted with speed changer input shaft 2, a pair of of gear of preceding odd-side 4, the output of preceding odd-side 4 and two gear casees 5
Power is transferred to power assembly output shaft 3 by output and a pair of of gear of rear odd-side 6 input shaft, rear odd-side 6, longitudinal at this time
Two gear electric drive power assemblies are in top gear.For the transmission ratio of odd-side 4 as i1, the transmission ratio of two gear casees 5 is i2, rear secondary before setting
The transmission ratio of case 6 is i3, then longitudinal two gears electric drive power assembly top gear transmission ratio is i1*i3.
The current output of odd-side 4 and two gear casees 5 input shaft and two gear case 5 outputs and rear odd-side 6 inputs between shaft
Electromagnetic clutch 9 separate, while two gear 5 jackshafts of case on electromagnetic clutch 9 engage when, power source 1 passes sequentially through motor
Shaft, two gear casees 5 are inputted with speed changer input shaft 2, a pair of of gear of preceding odd-side 4, the output of preceding odd-side 4 and two gear casees 5
Two pairs of gears, that two gear casees 5 outputs with rear odd-side 6 input shaft, power is transferred to power by a pair of of gear of rear odd-side 6 is total
At output shaft 3, longitudinal two gears electric drive power assembly is in bottom gear at this time.The transmission ratio of odd-side 4 is i1 before setting, two gears
The transmission ratio of case 5 is i2, and the transmission ratio of rear odd-side 6 is i3, then longitudinal two gears electric drive power assembly bottom gear transmission ratio is i1*
i2*i3。
The other content of the utility model embodiment 3 is same as Example 1, is not repeated to describe herein.
Embodiment 4
As shown in figure 5, in the utility model embodiment 4, a kind of longitudinal more gear electric drive power assemblies, specially one
The longitudinal four gears electric drive power assembly of kind.Shaft is inputted including power source 1 (power source 1 uses motor), motor and speed changer
2, power assembly output shaft 3, double jackshafts four keep off case 7, electromagnetic clutch 9, electric machine casing 11, procapsid 12, middle casing 13,
Back casing 14 and two-way synchronizer 15.
Wherein, the motor shaft of power source 1 and the input shaft of the double gear of jackshafts four casees 7 are integrated, as motor and speed change
Device inputs shaft 2；Double jackshafts four keep off output shaft of the output shaft of case 7 as entire power assembly；Double jackshafts four keep off case 7
It is shifted gears by two electromagnetic clutch 9 and a two-way synchronizer 15；Double jackshafts four keep off case 7 by former and later two two 5 groups of case of gears
It closes, the input shaft of the output shaft of preceding two gears case 5 and rear two gears case 5 is integrated, wherein the jackshafts of rear two gears casees 5 are two
Root, i.e., rear two gears casees are that double jackshafts two keep off case, therefore entire four gear case keeps off case for double jackshafts four.
The kind of drive of the utility model embodiment 4 is as follows:
When motor and speed changer input shaft 2 and it is preceding two gear case 5 output and after two gear casees 5 input shafts between electricity
Magnet clutch 9 engages, and preceding two gears case 5 output inputs shaft and power with rear two gears case 5 under the action of two-way synchronizer 15
Assembly output shaft 3 engage, while it is preceding two gear 5 jackshaft of case on electromagnetic clutch 9 separate when, power source 1 passes sequentially through motor
It is defeated with rear two gears case 5 input shaft power to be transferred to power assembly with speed changer input shaft 2, preceding two gears case 5 output
Shaft 3, it is direct connection gear that longitudinal four gears electric drive power assembly, which is in a gear, at this time, then longitudinal four gears electric drive power assembly one is kept off
Transmission ratio is 1.
When motor and speed changer input shaft 2 and it is preceding two gear case 5 output and after two gear casees 5 input shafts between electricity
Magnet clutch 9 engages, and the second level gear wheel of rear two gears casees 5 and power assembly output shaft 3 connect under the action of two-way synchronizer 15
Close, at the same it is preceding two gear 5 jackshaft of case on electromagnetic clutch 9 separate when, power source 1 pass sequentially through motor and speed changer input one
Body axis 2, preceding two gears case 5 output input shaft with rear two gears case 5, power is transferred to power by two pairs of gears of rear two gears case 5
Assembly output shaft 3, longitudinal four gears electric drive power assembly is in second gear at this time.Set it is preceding two gear case 5 transmission ratio as i4, after
The transmission ratio of two gear casees 5 is i5, then longitudinal four gears electric drive power assembly second gear transmission ratio is i5.
When motor and speed changer input shaft 2 and it is preceding two gear case 5 output and after two gear casees 5 input shafts between electricity
Magnet clutch 9 separates, and preceding two gears case 5 output inputs shaft and power with rear two gears case 5 under the action of two-way synchronizer 15
Assembly output shaft 3 engage, while it is preceding two gear 5 jackshaft of case on electromagnetic clutch 9 engage when, power source 1 passes sequentially through motor
Inputting shaft with speed changer input shaft 2, two pairs of gears of preceding two gears case 5, preceding two gears case 5 output and rear two gears case 5 will
Power is transferred to power assembly output shaft 3, and longitudinal four gears electric drive power assembly is in three gears at this time.Set preceding two gears case 5
Transmission ratio is i4, and the transmission ratio of rear two gears case 5 is i5, then it is i4 that longitudinal four gears electric drive power assembly three, which keeps off transmission ratio,.
When motor and speed changer input shaft 2 and it is preceding two gear case 5 output and after two gear casees 5 input shafts between electricity
Magnet clutch 9 separates, and the second level gear wheel of rear two gears casees 5 and power assembly output shaft 3 connect under the action of two-way synchronizer 15
Close, at the same it is preceding two gear 5 jackshaft of case on electromagnetic clutch 9 engage when, power source 1 pass sequentially through motor and speed changer input one
Body axis 2, two pairs of gears of preceding two gears case 5, preceding two gears case 5 output and rear two gears case 5 input shaft, rear two gear two pairs of case 5
Power is transferred to power assembly output shaft 3 by gear, and longitudinal four gears electric drive power assembly is in four gears at this time.Set preceding two gear
The transmission ratio of case 5 is i4, and the transmission ratio of rear two gears case 5 is i5, then it is i4* that longitudinal four gears electric drive power assembly four, which keeps off transmission ratio,
i5。
As shown in fig. 6, being another form of expression of the utility model embodiment 4.The difference of Fig. 6 and Fig. 5 is, Fig. 5
A jackshaft is increased on the basis of Fig. 6, can achieve increase output torque, reduces the purpose of motor cost.
It as shown in Figure 7, Figure 8, is another form of expression of the utility model embodiment 4.Four gear casees in Fig. 7 and Fig. 8
Used three pairs of gears, than in Fig. 5 and Fig. 6 four gear casees it is few a pair of gear.Wherein motor and speed changer input shaft in Fig. 7
2 and power assembly output shaft 3 it is coaxial, as coaxial electric drive power assembly；In Fig. 8 motor and speed changer input shaft 2 and
Power assembly output shaft 3 is not coaxial, is arranged in parallel, as different axis electric drive power assembly.
The other content of the utility model embodiment 4 is same as Example 1, is not repeated to describe herein.
Embodiment 5
As shown in figure 9, in the utility model embodiment 5, a kind of longitudinal more gear electric drive power assemblies, specially one
Kind increases the longitudinal four gears electric drive power assembly of a preceding odd-side.The utility model embodiment 5 is equivalent in embodiment 1
On the basis of, change two gear casees into four gear casees；Or be equivalent on the basis of embodiment 1, one is increased again behind two gear casees
Two gear odd-side after a.The output shaft of preceding odd-side 4 and the input shaft that double jackshafts four keep off case 7 are integrated, and double jackshafts four keep off case 7
Output shaft of the output shaft as entire power assembly.Specific embodiment reference implementation example 1 and embodiment 4.
Embodiment 6
As shown in Figure 10, in the utility model embodiment 6, a kind of longitudinal more gear electric drive power assemblies, specially
It is a kind of increase one after odd-side it is longitudinal four gear electric drive power assembly.The utility model embodiment 6 is equivalent in embodiment 2
On the basis of, change two gear casees into four gear casees；Or be equivalent on the basis of embodiment 2, it is increased again before two gear casees
Two gear odd-side before one.The input shaft that double jackshafts four keep off the output shaft and rear odd-side 6 of case 7 is integrated, the output of rear odd-side 6
Output shaft of the axis as entire power assembly.Specific embodiment reference implementation example 2 and embodiment 4.
Embodiment 7
As shown in figure 11, in the utility model embodiment 7, a kind of longitudinal more gear electric drive power assemblies, specially
A kind of longitudinal four gears electric drive power assembly increasing odd-side after a preceding odd-side and one.7 phase of the utility model embodiment
When changing two gear casees into four gear casees on the basis of embodiment 3.The output shaft of preceding odd-side 4 keeps off the defeated of case 7 with double jackshafts four
Enter that axis is integrated, the input shaft that double jackshafts four keep off the output shaft and rear odd-side 6 of casees 7 is integrated, the output of rear odd-side 6
Output shaft of the axis as entire power assembly.Specific embodiment reference implementation example 3 and embodiment 4.
Embodiment 8
As shown in figure 12, in the utility model embodiment 8, a kind of longitudinal more gear electric drive power assemblies, specially
A kind of longitudinal eight gears electric drive power assembly.The utility model embodiment 7 is equivalent on the basis of embodiment 4, in double centres
Two gear odd-sides after increasing one behind the gear case 7 of axis four；Or be equivalent on the basis of embodiment 3, forward and backward odd-side will be used as
Single reduction gear change into it is forward and backward two gear odd-side.Specific embodiment reference implementation example 3 and embodiment 4.
More than, only specific embodiment of the present utility model, under the above-mentioned introduction of the utility model, art technology
Personnel can carry out other improvement or deformation on the basis of the above embodiments.It will be understood by those skilled in the art that above-mentioned
Specific descriptions only preferably explain the purpose of this utility model, the protection scope of the utility model should be with the guarantor of claim
It protects subject to range.
Claims (10)
1. a kind of longitudinal more gear electric drive power assemblies, which is characterized in that including motor and several groups gearbox, the speed change
Case is single-stage speed reducing case or more gear reduction gearboxes, is composed in series transmission assembly between the gearbox, the motor it is defeated
Shaft and the input shaft of the transmission assembly are made into integration.
2. longitudinal more gear electric drive power assemblies according to claim 1, which is characterized in that company adjacent with the motor
The gearbox connect is single-stage speed reducing case or more gear reduction gearboxes, and the output shaft of the motor is defeated with the adjacent gearbox
Enter axis to be made into integration, the rear cover of the motor and the procapsid of the adjacent gearbox are also made into integration；
When the adjacent connection of different gearboxes, the input shaft of the gearbox of the output shaft and rear of the gearbox in front be made into integration or
Person is connected by shaft coupling.
3. longitudinal more gear electric drive power assemblies according to claim 1, which is characterized in that the gearbox setting two
Group, single-stage speed reducing case and two gear reduction gearboxes including sequential connection；
Or two gear reduction gearboxes and single-stage speed reducing case including sequential connection；
Or including two gear reduction gearboxes before sequential connection and rear two gears reduction gearbox.
4. longitudinal more gear electric drive power assemblies according to claim 1, which is characterized in that the gearbox setting three
Group, preceding single-stage speed reducing case, two gear reduction gearboxes and rear single-stage speed reducing case including sequential connection；
Or single-stage speed reducing case including sequential connection, in two gear reduction gearboxes and rear two gears reduction gearbox；
Or including two gear reduction gearboxes before sequential connection, in two gear reduction gearboxes and single-stage speed reducing case；
Or including before sequential connection two gear reduction gearboxes, in two gear reduction gearboxes and it is rear two gear reduction gearbox.
5. longitudinal more gear electric drive power assemblies according to claim 1, which is characterized in that the gearbox setting four
Group, preceding single-stage speed reducing case including sequential connection, in two gear reduction gearboxes, rear two gear reduction gearbox and rear single-stage speed reducing case.
6. longitudinal more gear electric drive power assemblies according to claim 1, which is characterized in that in the single-stage speed reducing case
It is provided with input shaft and output shaft, the transmission gear of engagement is respectively arranged on the input shaft and the output shaft；
Transmission gear on the input shaft is fixedly connected with the input shaft or empty set is on the input shaft, the output
Transmission gear on axis is fixedly connected with the output shaft or empty set is on the output shaft；
The input shaft and empty set are provided with clutch, the output shaft and empty set between the transmission gear on the input shaft
Clutch is provided between the transmission gear on the output shaft.
7. longitudinal more gear electric drive power assemblies according to claim 1, which is characterized in that the transmission assembly
Input shaft and output shaft coaxial arrangement or different axis are arranged in parallel.
8. longitudinal more gear electric drive power assemblies according to claim 1, which is characterized in that more gear reduction gearboxes
For two gear reduction gearboxes, the jackshaft and output shaft of input shaft, one or two or more are provided in the two gears reduction gearbox,
It is respectively arranged with the transmission gear of engagement on the input shaft and the jackshaft, distinguishes on the jackshaft and the output shaft
It is provided with the transmission gear of engagement, the transmission gear on the jackshaft is fixedly connected with the jackshaft or empty set is described
On jackshaft, the transmission gear on the output shaft is fixedly connected with the output shaft or empty set is on the output shaft.
9. longitudinal more gear electric drive power assemblies according to claim 8, which is characterized in that the input shaft and output
Clutch is provided between axis, the jackshaft and empty set are provided with clutch between the transmission gear on the jackshaft,
Clutch on the jackshaft is between two-stage gear, or is located on the outside of two-stage gear.
10. longitudinal more gear electric drive power assemblies according to claim 8, which is characterized in that the input shaft and defeated
Two-way synchronizer is provided between shaft, the transmission gear empty set on the output shaft is on the output shaft, the jackshaft
On transmission gear be fixedly connected with the jackshaft.
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| CN201820878512.1U CN208452765U (en) | 2018-06-07 | 2018-06-07 | A vertical multi-gear electric drive powertrain |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108528185A (en) * | 2018-06-07 | 2018-09-14 | 精进电动科技股份有限公司 | A kind of longitudinal multi gear position electric drive power assembly |
| CN110549834A (en) * | 2019-08-14 | 2019-12-10 | 上海伊控动力系统有限公司 | Single-motor four-wheel drive system for pure electric vehicle |
-
2018
- 2018-06-07 CN CN201820878512.1U patent/CN208452765U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108528185A (en) * | 2018-06-07 | 2018-09-14 | 精进电动科技股份有限公司 | A kind of longitudinal multi gear position electric drive power assembly |
| CN108528185B (en) * | 2018-06-07 | 2024-01-19 | 精进电动科技股份有限公司 | Longitudinally-arranged multi-gear electric driving power assembly |
| CN110549834A (en) * | 2019-08-14 | 2019-12-10 | 上海伊控动力系统有限公司 | Single-motor four-wheel drive system for pure electric vehicle |
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