CN205970847U - A motor gear box shaft type rear drive axle assembly - Google Patents
A motor gear box shaft type rear drive axle assembly Download PDFInfo
- Publication number
- CN205970847U CN205970847U CN201621013234.0U CN201621013234U CN205970847U CN 205970847 U CN205970847 U CN 205970847U CN 201621013234 U CN201621013234 U CN 201621013234U CN 205970847 U CN205970847 U CN 205970847U
- Authority
- CN
- China
- Prior art keywords
- gear
- box
- gear box
- shaft type
- axle assembly
- 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
Links
Abstract
The utility model relates to an automobile parts especially relates to a motor gear box shaft type rear drive axle assembly, installs the driven gear of mutual interlock in axle housing (3) and gear box (4), gear box (4) and engine (5) level setting, and extend in the entering gear box (4) pivot (6) of gear box (4) to and the gear coaxial coupling in gear box (4), transmission bridging that gear box (4) interior gear passes through in transmission and axle housing (3) connects. The utility model discloses because motor gear box is one shaft type fashioned, avoided motor and pontic spline on -link mode (OLM) completely, the cooperation axiality is widely different, the condition that the noise is big, prevent electric motor car low -speed slide in servicely or high -speed sail to go produce the abnormal sound, guaranteed motor and rear axle complex uniformity.
Description
Technical field
This utility model is related to auto parts and components, more particularly, to a kind of motor gearbox one shaft type rear driving axle assembly.
Background technology
In the rear axle assy of automobile, existing motor and gear-box are usually to adopt motor and gear-box spline side of link
Formula is first compressed on bearing on gear-box, then installs an axle, two axles and spline, reconnects motor.
The motor of this structure and gear-box but have the following disadvantages：Because the whole casing of gear-box is by multiple portions
Part is mutually bolted, and required precision when installation or assembling is significantly improved again, and internal gear axis hole concentricity is deteriorated, and makes
Become to run noise greatly, concordance is poor, energy consumption, cost increase.
Utility model content
The purpose of this utility model is to provide motor gearbox one shaft type rear driving axle assembly, solves existing split
Formula needs the precision increase completing to be driven by an axle, two axles and spline, installing and assemble, final gear housing and gear
Axis hole concentricity is deteriorated, and causes to run the big problem of noise.
For solving the above problems, technical solution adopted in the utility model is：
A kind of motor gearbox one shaft type rear driving axle assembly, including on bridge tube, electromotor and being arranged on two on bridge tube
The brake at end, is provided with axle housing at the medium position on bridge tube, axle housing is provided with gear-box, described axle housing and gear-box
The gear being mutually twisted transmission is inside installed, gear-box and electromotor are horizontally disposed with, and the rotating shaft of gear-box extends into gear
In case and coaxially connected with the gear in gear-box, the gear in gear-box passes through the transmission bridging in actuating device and axle housing
Connect.
Further, the casing of described gear-box is divided into casing front end and box back, and described casing front end has for sending out
The connecting hole that the axis of motivation stretches in gear-box and casing internal gear connects, described box back back-end closure simultaneously pushes up close
It is provided with repairing hole at the position in portion, on box back, above the porch of repairing hole, be provided with rotating connector, rotate
Connector is connected with closing cap.
Further, the edge described closing cap contacting with box back end face is provided with sealing ring.
Further, described rotating connector is arranged with compression spring, compression spring applies to after casing to closing cap
The pressure at end.
Further, it is provided with a circle EPDM noise reduction bar along the installation edge of gear-box and axle housing.
Further, the duct setting in described repairing hole is divided into leading portion and back segment, after the angle of inclination of wherein leading portion is more than
The angle of inclination at end.
Have the beneficial effects that using produced by technique scheme：Due to motor gearbox one shaft type molding, completely
Avoid motor and pontic spline on-link mode (OLM), cooperation axiality difference is big, the big situation of noise prevents electric motor car low speed slide
Sail in operation or at a high speed row and produce abnormal sound it is ensured that the concordance of motor and back axle cooperation.
Brief description
Fig. 1 is a kind of structural representation of motor gearbox of this utility model one shaft type rear driving axle assembly.
Fig. 2 is a kind of structural representation of motor gearbox of this utility model one shaft type rear driving axle assembly middle gear case.
Fig. 3 is close-up schematic view at A in Fig. 2.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only in order to explain
This utility model, is not used to limit this utility model.
Fig. 1 shows an a kind of embodiment of motor gearbox of this utility model one shaft type rear driving axle assembly：A kind of
Motor gearbox one shaft type rear driving axle assembly, including 1, electromotor 5 on bridge tube and the brake being arranged on 1 two ends on bridge tube
2, axle housing 3 is installed at 1 medium position on bridge tube, axle housing 3 is provided with gear-box 4, in described axle housing 3 and gear-box 4
The gear being mutually twisted transmission is installed, gear-box 4 and electromotor 5 are horizontally disposed with, and the rotating shaft 6 of gear-box 4 extends into tooth
In roller box 4 and coaxially connected with the gear in gear-box 4, the gear in gear-box 4 passes through the biography in actuating device and axle housing 3
Dynamic bridging connects.
Fig. 2 shows an a kind of embodiment of motor gearbox of this utility model one shaft type rear driving axle assembly, described
The casing of gear-box 4 is divided into casing front end 41 and box back 42, and the axis that described casing front end 41 has for electromotor 5 stretches into
In gear-box 4 and the connecting hole that connects of casing internal gear, described box back 42 back-end closure at the position at top
It is provided with repairing hole 43, on box back 42, above the porch of repairing hole 43, be provided with rotating connector 44, the company of rotation
Fitting 44 is connected with closing cap 45.The casing of gear-box 4 is divided into casing front end 41 and box back 42 to decrease the installation of casing
Gap quantity, effectively reduces the situation of oil leak.
Fig. 3 shows an a kind of embodiment of motor gearbox of this utility model one shaft type rear driving axle assembly, described
The edge contacting with box back 42 end face on closing cap 45 is provided with sealing ring.Sealing ring can further strengthen closing cap 45
Oil sealing effect.
According to another embodiment of a kind of motor gearbox of this utility model one shaft type rear driving axle assembly, described rotation
Compression spring is arranged with connector 44, compression spring applies the pressure to box back 42 to closing cap 45.Compression spring
Pressure can ensure that closing cap 45 abuts against box back 42 all the time.
According to an a kind of preferred embodiment of motor gearbox of this utility model one shaft type rear driving axle assembly, along gear
Case 4 is provided with a circle EPDM noise reduction bar with the installation edge of axle housing 3.The making an uproar during work of gear-box 4 internal gear can further be reduced
Sound.
According to an a kind of preferred embodiment of motor gearbox of this utility model one shaft type rear driving axle assembly, described benefit
The duct setting of oilhole 43 is divided into leading portion and back segment, and the wherein angle of inclination of leading portion is more than the angle of inclination of rear end.
Although reference be made herein to multiple explanatory embodiment of the present utility model is described to this utility model, but,
It should be understood that those skilled in the art can be designed that a lot of other modifications and embodiment, these are changed and embodiment
To fall within spirit disclosed in the present application and spirit.More specifically, in disclosure, drawings and claims
In the range of, multiple modifications and improvement can be carried out to the building block of theme composite configuration and/or layout.Except to building block
And/or the deformation that carries out of layout and improve outer, to those skilled in the art, other purposes also will be apparent from.
Claims (6)
1. a kind of motor gearbox one shaft type rear driving axle assembly, including (1), electromotor (5) on bridge tube and be arranged on bridge tube
The brake (2) at upper (1) two ends, is provided with axle housing (3), axle housing is provided with gear on (3) at the medium position of (1) on bridge tube
Case (4) it is characterised in that：The gear being mutually twisted transmission is installed in described axle housing (3) and gear-box (4), gear-box (4) and
Electromotor (5) is horizontally disposed with, and the rotating shaft (6) of gear-box (4) extends in gear-box (4), and and gear-box (4) in tooth
Wheel is coaxially connected, and the Transmission Bridge that the gear in gear-box (4) passes through in actuating device and axle housing (3) connects.
2. a kind of motor gearbox one shaft type rear driving axle assembly according to claim 1 it is characterised in that：Described gear
The casing of case (4) is divided into casing front end (41) and box back (42), and described casing front end (41) has logical for electromotor (5)
The connecting hole that shaft extension enters in gear-box (4) and casing internal gear connects, described box back (42) back-end closure simultaneously pushes up close
Be provided with repairing hole (43) at the position in portion, box back (42) upper, be located to be provided with above repairing hole (43) porch and turn
Follower link (44), rotating connector (44) is connected with closing cap (45).
3. a kind of motor gearbox one shaft type rear driving axle assembly according to claim 2 it is characterised in that：Described closing
The edge that lid (45) is gone up and box back (42) end face contacts is provided with sealing ring.
4. a kind of motor gearbox one shaft type rear driving axle assembly according to Claims 2 or 3 it is characterised in that：Described
Rotating connector is arranged with compression spring on (44), and compression spring applies the pressure to box back (42) to closing cap (45).
5. a kind of motor gearbox one shaft type rear driving axle assembly according to claim 2 it is characterised in that：Along gear-box
(4) it is provided with a circle EPDM noise reduction bar with the installation edge of axle housing (3).
6. motor gearbox one shaft type rear driving axle assembly according to claim 2 it is characterised in that：Described repairing hole
(43) duct setting is divided into leading portion and back segment, and the wherein angle of inclination of leading portion is more than the angle of inclination of rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621013234.0U CN205970847U (en) | 2016-08-31 | 2016-08-31 | A motor gear box shaft type rear drive axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621013234.0U CN205970847U (en) | 2016-08-31 | 2016-08-31 | A motor gear box shaft type rear drive axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205970847U true CN205970847U (en) | 2017-02-22 |
Family
ID=58039432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621013234.0U Expired - Fee Related CN205970847U (en) | 2016-08-31 | 2016-08-31 | A motor gear box shaft type rear drive axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205970847U (en) |
-
2016
- 2016-08-31 CN CN201621013234.0U patent/CN205970847U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20190831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |