CN207106166U - A kind of vehicle deceleration transmission system - Google Patents
A kind of vehicle deceleration transmission system Download PDFInfo
- Publication number
- CN207106166U CN207106166U CN201721175849.8U CN201721175849U CN207106166U CN 207106166 U CN207106166 U CN 207106166U CN 201721175849 U CN201721175849 U CN 201721175849U CN 207106166 U CN207106166 U CN 207106166U
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- motor
- upper shell
- gear
- vehicle
- reduction box
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Abstract
The utility model discloses a kind of vehicle deceleration transmission system, including motor, reduction box, left half axle and right axle shaft；The casing of reduction box is made up of upper shell, middle housing and lower house；The EPB coordinated with brake disc is provided with the ante-chamber of upper shell；Helical speed reduction gear structure or planetary gear reducing mechanism are provided with back cavity；Differential mechanism is provided with middle housing, is provided with driven wheel of differential on the housing of differential mechanism, the part of the jackshaft of helical speed reduction gear structure or planetary gear reducing mechanism is stretched into middle housing, and drive bevel gear is provided with jackshaft；The power output shaft of motor and vehicle it is parallel longitudinal, the longitudinal direction of the reduction box and vehicle it is parallel longitudinal.Using the mode that is longitudinally arranged, saving space is more, is advantageous to arrange independent suspension in vehicle chassis both lateral sides, improves vehicle riding comfort for this practical motor and reduction box；Cross power transmission shaft is eliminated between motor and reduction box so that manufacturing cost is lower.
Description
Technical field
A kind of deceleration system is the utility model is related to, more particularly to a kind of longitudinal reduction drive mechanism.
Background technology
Automobile reduction gearbox is arranged between prime mover and semiaxis, is play a part of to match rotating speed and is transmitted torque.Prior art
In, the form for carrying reduction box on fuel-engined vehicle has two kinds of horizontal reduction box and longitudinal reduction box.
Pressure-bearing type reduction box is carried on existing fuel-engined vehicle, exists and occupies the problem of horizontal space is big, this can cause vehicle
Parts thereof arrangement is unreasonable, and space waste is more.Longitudinal reduction box, engine and decelerator are carried on existing fuel-engined vehicle
Between to be attached by cross power transmission shaft, manufacturing cost can be caused to increase, while increase cross power transmission shaft and also result in sky
Between on waste.
As requirement of the consumer groups to comfortableness improves, automobile chassis all uses independent suspension substantially at present, independent outstanding
The installation of frame needs to take more horizontal space.And with the quick emergence of new-energy automobile, how in new-energy automobile
It is upper that transmission system is rationally set, in favor of reducing manufacturing cost, it is easy to the arrangement of independent suspension, being one is worth asking for research
Topic.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of vehicle deceleration transmission system, is subtracted with solving existing automobile
Fast driveline arrangement structure space-consuming is big, is unfavorable for the arrangement of the parts such as independent suspension, and engine and reduction box
Between to be attached by cross power transmission shaft, the problems such as manufacturing cost is high.
The utility model vehicle deceleration transmission system, including motor, reduction box, left half axle and right axle shaft；
The reduction box includes casing, and the casing is made up of the upper shell, middle housing and lower house being bolted；
Dividing plate is provided with the middle part of the upper shell, the inner chamber of upper shell is separated into ante-chamber and back cavity by dividing plate；
The shell of the motor and the upper shell of casing are bolted to connection, the power output shaft of motor
One section be located at ante-chamber in, one section be located at back cavity in, brake disc, the brake disc are provided with the power output shaft of motor
It is arranged in the ante-chamber of upper shell, and the EPB coordinated with brake disc is provided with upper shell；
Helical speed reduction gear structure or planetary gear reducing mechanism are provided with the back cavity；
The helical speed reduction gear structure include be fixed on the power output shaft of motor active oblique gear, be arranged on
Jackshaft in upper shell back cavity, the driven helical gear for being arranged on the middle part of jackshaft and being engaged with active oblique gear；
Sun gear in the planetary gear reducing mechanism is fixed on the power output shaft of motor, planetary gear reduction
Gear ring in fast mechanism is fixed in the rear cavity wall of upper shell, is provided with power on the planet carrier in planetary gear reducing mechanism
The jackshaft of output；
Differential mechanism is provided with the middle housing, driven wheel of differential, the helical teeth are provided with the housing of the differential mechanism
The part of the jackshaft of wheel reducing gear or planetary gear reducing mechanism is stretched into middle housing, and is provided with jackshaft from mantle
The drive bevel gear of gear engagement；
Housing during two power output shafts of the differential mechanism stretch out, and be connected respectively with left half axle and right axle shaft；
The power output shaft of the motor and parallel longitudinal, the longitudinal direction of the reduction box and the longitudinal direction of vehicle of vehicle
It is parallel.
The beneficial effects of the utility model：
1st, the utility model vehicle deceleration transmission system, its motor and reduction box use and are longitudinally arranged mode, so as to
The occupancy to lateral direction of car space can be reduced, saving space is more, is advantageous to arrange independent suspension in vehicle chassis both lateral sides, carries
High vehicle riding comfort.And cross power transmission shaft is eliminated in the utility model between motor and decelerator so that driving electricity
Machine and reduction box are also reduced to the occupancy in longitudinal direction of car space, are advantageous to the arrangement of vehicle component, while eliminate cross biography
Moving axis also make it that the manufacturing cost of vehicle is lower.
2nd, the utility model vehicle deceleration transmission system, its by setting brake disc and EPB in upper shell,
So that under motor power output shaft high speed rotational case, it can also implement brake operating, vehicle safety can be improved.
Brief description of the drawings
Fig. 1 is the first structural representation of vehicle deceleration transmission system in embodiment one；
Fig. 2 is second of structural representation of vehicle deceleration transmission system in embodiment two.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Embodiment one：As shown in figure 1, the present embodiment vehicle deceleration transmission system, including motor 1, reduction box 2, a left side
Semiaxis 3 and right axle shaft 4.
The reduction box includes casing, and the casing is by 7 groups of upper shell 5, middle housing 6 and lower house being bolted
Into；Dividing plate 8 is provided with the middle part of the upper shell, the inner chamber of upper shell is separated into ante-chamber and back cavity by dividing plate.
The shell of the motor and the upper shell of casing are bolted to connection, the power output shaft of motor
One section be located at ante-chamber in, one section be located at back cavity in, brake disc 9, the braking are provided with the power output shaft of motor
Disk is arranged in the ante-chamber of upper shell, and the EPB 10 coordinated with brake disc is provided with upper shell.
Helical speed reduction gear structure is provided with the back cavity；The helical speed reduction gear structure includes being fixed on motor
Active oblique gear 11 on power output shaft, the jackshaft 12 being arranged in upper shell back cavity, it is arranged on the middle part of jackshaft
And the driven helical gear 13 engaged with active oblique gear.
Differential mechanism 14 is provided with the middle housing, driven wheel of differential 15 is provided with the housing of the differential mechanism, it is described
The part of the jackshaft of helical speed reduction gear structure or planetary gear reducing mechanism is stretched into middle housing, and be provided with jackshaft from
The drive bevel gear 16 of dynamic bevel gear engagement.
Housing during two power output shafts 17 of the differential mechanism stretch out, and be connected respectively with left half axle and right axle shaft.
The power output shaft of the motor and parallel longitudinal, the longitudinal direction of the reduction box and the longitudinal direction of vehicle of vehicle
It is parallel.
Embodiment two：As shown in Fig. 2 the present embodiment vehicle deceleration transmission system, including motor 1, reduction box 2, a left side
Semiaxis 3 and right axle shaft 4.
The reduction box includes casing, and the casing is by 7 groups of upper shell 5, middle housing 6 and lower house being bolted
Into；Dividing plate 8 is provided with the middle part of the upper shell, the inner chamber of upper shell is separated into ante-chamber and back cavity by dividing plate.
The shell of the motor is bolted to connection with upper shell, one section of the power output shaft of motor
In ante-chamber, one section be located in back cavity, be provided with brake disc 9 on the power output shaft of motor, the brake disc is set
The EPB 10 coordinated with brake disc is provided with the ante-chamber of upper shell, and on upper shell.
Planetary gear reducing mechanism is provided with the back cavity；Sun gear 18 in the planetary gear reducing mechanism is fixed
On the power output shaft of motor, the gear ring 19 in planetary gear reducing mechanism is fixed in the rear cavity wall of upper shell, OK
The jackshaft 12 to output power is provided with planet carrier in star gear reduction.
Differential mechanism 14 is provided with the middle housing, driven wheel of differential 15 is provided with the housing of the differential mechanism, it is described
The part of the jackshaft 12 of planetary gear reducing mechanism is stretched into middle housing, and driven wheel of differential engagement is provided with jackshaft
Drive bevel gear 16.
Housing during two power output shafts 17 of the differential mechanism stretch out, and be connected respectively with left half axle and right axle shaft.
The power output shaft of the motor and parallel longitudinal, the longitudinal direction of the reduction box and the longitudinal direction of vehicle of vehicle
It is parallel.
Vehicle deceleration transmission system in the embodiment of the above two, motor and reduction box use and are longitudinally arranged mode,
The occupancy to lateral direction of car space can be reduced, saving space is more, is advantageous to arrange independent suspension in vehicle chassis both lateral sides, carries
High vehicle riding comfort.And cross power transmission shaft is eliminated between motor and decelerator so that motor and reduction box pair
The occupancy in longitudinal direction of car space is also reduced, and is advantageous to the arrangement of vehicle component, while is eliminated cross power transmission shaft and also caused car
Manufacturing cost it is lower.
And vehicle deceleration transmission system, it in upper shell by setting brake disc and EPB so that is driving
Under dynamic motor power output shaft high speed rotational case, it can also implement brake operating, vehicle safety can be improved.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (1)
- A kind of 1. vehicle deceleration transmission system, it is characterised in that：Including motor, reduction box, left half axle and right axle shaft；The reduction box includes casing, and the casing is made up of the upper shell, middle housing and lower house being bolted；It is described Dividing plate is provided with the middle part of upper shell, the inner chamber of upper shell is separated into ante-chamber and back cavity by dividing plate；The shell of the motor and the upper shell of casing are bolted to connection, and the one of the power output shaft of motor Section is located in ante-chamber, one section be located in back cavity, be provided with brake disc on the power output shaft of motor, the brake disc is set The EPB coordinated with brake disc is provided with the ante-chamber of upper shell, and on upper shell；Helical speed reduction gear structure or planetary gear reducing mechanism are provided with the back cavity；The helical speed reduction gear structure include be fixed on the power output shaft of motor active oblique gear, be arranged on upper casing Jackshaft in body back cavity, the driven helical gear for being arranged on the middle part of jackshaft and being engaged with active oblique gear；Sun gear in the planetary gear reducing mechanism is fixed on the power output shaft of motor, planet-gear speed reducer Gear ring in structure is fixed in the rear cavity wall of upper shell, is provided with and is outputed power on the planet carrier in planetary gear reducing mechanism Jackshaft；Differential mechanism is provided with the middle housing, driven wheel of differential, the helical cut gear are provided with the housing of the differential mechanism The part of the jackshaft of fast mechanism or planetary gear reducing mechanism is stretched into middle housing, and driven wheel of differential is provided with jackshaft The drive bevel gear of engagement；Housing during two power output shafts of the differential mechanism stretch out, and be connected respectively with left half axle and right axle shaft；The power output shaft of the motor and vehicle it is parallel longitudinal, the longitudinal direction of the reduction box and the longitudinal direction of vehicle are put down OK.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721175849.8U CN207106166U (en) | 2017-09-13 | 2017-09-13 | A kind of vehicle deceleration transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721175849.8U CN207106166U (en) | 2017-09-13 | 2017-09-13 | A kind of vehicle deceleration transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207106166U true CN207106166U (en) | 2018-03-16 |
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ID=61576417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721175849.8U Active CN207106166U (en) | 2017-09-13 | 2017-09-13 | A kind of vehicle deceleration transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207106166U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111923728A (en) * | 2020-08-25 | 2020-11-13 | 上海伊控动力***有限公司 | Coaxial electric drive axle arrangement structure of commercial car |
-
2017
- 2017-09-13 CN CN201721175849.8U patent/CN207106166U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111923728A (en) * | 2020-08-25 | 2020-11-13 | 上海伊控动力***有限公司 | Coaxial electric drive axle arrangement structure of commercial car |
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