CN207140692U - A kind of rear axle of electric automobile assembled shaft - Google Patents
A kind of rear axle of electric automobile assembled shaft Download PDFInfo
- Publication number
- CN207140692U CN207140692U CN201720938022.1U CN201720938022U CN207140692U CN 207140692 U CN207140692 U CN 207140692U CN 201720938022 U CN201720938022 U CN 201720938022U CN 207140692 U CN207140692 U CN 207140692U
- Authority
- CN
- China
- Prior art keywords
- connecting shaft
- main connecting
- cylinder
- fitting recess
- electric automobile
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- 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
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Abstract
It the utility model is related to electric vehicle engineering field, more particularly to a kind of rear axle of electric automobile assembled shaft.The technical solution adopted in the utility model is：Including the main connecting shaft of cylinder, one end of main connecting shaft is provided with assembling screw thread, the other end of main connecting shaft is provided with integrally formed fastening nut, fastening nut and the inner side of main connection axis connection are provided with integrally formed fixing collar, the face of cylinder of main connecting shaft is provided with two symmetrical fitting recess, fitting recess is provided with pin hole positioned at the position of assembling screw thread, and the position vertical with fitting recess is provided with 4 cylinder grooves on the face of cylinder of main connecting shaft, and the depth of cylinder groove is identical with the depth of fitting recess.The utility model has the advantages that：More convenient operation when in use, use is more flexible, and assembly precision is higher, can effectively improve the operating efficiency that worker enters in progress assembly manipulation, reduce man-made assembly cost.
Description
Technical field
It the utility model is related to electric vehicle engineering field, more particularly to a kind of rear axle of electric automobile assembled shaft.
Background technology
Electric car is using battery as energy source, by parts such as controller, motors, converts electrical energy into mechanical energy fortune
It is dynamic, change the vehicle of speed with control electric current size.First electric car produced in 1834, and it is by DC motor Driver
's.Even to this day, there occurs great variety, type are also varied for electric car.Wherein, electric automobile (EV) refers to vehicle-mounted
Power supply is power, is travelled with power wheel, meets road traffic, the vehicle of security legislation requirements.Due to environment
It is smaller to influence relatively conventional automobile, its prospect is had an optimistic view of extensively.
《Energy-conservation and new-energy automobile industrial development planning》Clearly report to the State Council,《Planning》It is thus lifted to national war
Slightly higher degree, it is intended to arrange the new office of automobile industry.One of seven great strategy new industries determined as country, new-energy automobile exists
Coming 10 years planned amount invested will be up to 100,000,000,000 yuan, and sales volume scale locks the first in the world.To the year two thousand twenty, new-energy automobile realizes production
Industry, energy-conservation are reached advanced world standards with new-energy automobile and key components and parts technology, pure electric automobile and plug-in mixing
Power vehicle market maintenance reaches 5,000,000.
Rear axle of electric automobile just refers to that root bridge behind automobile.If the vehicle of propons driving, then back axle is just only
It is follow-up bridge, only serves the effect of carrying.If propons is not drive axle, then back axle is exactly drive axle, is at this time removed
Carrying effect is outer to be also acted as driving and slows down and also have the effect of differential, if four-wheel drive, typically before back axle also
Equipped with a transfer gear.Propons back axle just refers to the part of front and back wheel axle, and propons includes shock-proof spring, steering gear, balance shaft etc.,
Back axle also includes drive shaft, travelling gear etc..It is frequently necessary to multiple accessories being initially charged with dress when carrying out rear axle assy assembling
With on axle, then it is attached again with back axle main body, but part is in loosening state when in assembling process due to not loading, because
This part often arbitrarily moves, and is unfavorable for assembly manipulation.
Utility model content
The purpose of this utility model is to provide a kind of rear axle of electric automobile assembled shaft, corresponding by increasing in assembled shaft
Structure, efficiency of assembling and assembly precision can be greatly improved, improve work task efficiency.
The technical solution of the utility model is as follows：
A kind of rear axle of electric automobile assembled shaft, including the main connecting shaft of cylinder, one end of the main connecting shaft are provided with assembling
Screw thread, the other end of the main connecting shaft are provided with fastening nut, it is characterised in that：The main connecting shaft and the fastening nut are
Integrated formed structure, the fastening nut and the inner side of the main connection axis connection are provided with integrally formed fixing collar, described to add
Gu Quan right side is provided with assembling bearing, and the face of cylinder of the main connecting shaft is provided with two symmetrical fitting recess, the dress
Slot allocation is provided with pin hole positioned at the position of the assembling screw thread, vertical with the fitting recess on the face of cylinder of the main connecting shaft
Position be provided with 4 cylinder grooves, the depth of the cylinder groove is identical with the depth of the fitting recess, it is described assembling bearing inner side
The position at both ends is provided with screens key, and the screens key is assembled in assembling by the fitting recess, then corresponding assembling
It is put into behind position by way of rotation in the cylinder groove.
Further, the face of cylinder diameter of the cylinder groove is 3/4ths of the main connecting shaft face of cylinder interior diameter.
Further, the effective length of the assembling screw thread is 20mm.
Further, the main connecting shaft is made up of stainless steel material.
The beneficial effects of the utility model：
The utility model more convenient operation when in use, use is more flexible, and assembly precision is higher, can effectively improve worker
In the operating efficiency that progress assembly manipulation enters, reduce man-made assembly cost.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is front schematic view of the present utility model；
Fig. 3 is schematic top plan view of the present utility model；
Fig. 4 is side schematic view of the present utility model；
Fig. 5 is the diagrammatic cross-section of the utility model A-A positions；
Fig. 6 is the diagrammatic cross-section of the utility model B-B positions；
In figure：1st, main connecting shaft, 2, fastening nut, 3, fixing collar, 4, assembling bearing, 5, assembling screw thread, 6, fitting recess, 7,
Pin hole, 8, cylinder groove, 9, screens key.
Embodiment
As shown in Figures 1 to 6, a kind of rear axle of electric automobile assembled shaft, makes during rear axle of electric automobile general assembly
Used time is greatly improved operating efficiency, and makes assembly precision higher, and assembly manipulation is more convenient.It is further able to improve electronic vapour
The structural strength of car rear axle assy, make electric automobile more safe and reliable when in use.It includes the main connecting shaft 1 of cylinder, institute
The one end for stating main connecting shaft 1 is provided with assembling screw thread 5, and assembling screw thread 5 is used for being connected with rear axle structure part, the side being connected through a screw thread
Formula can make connectivity robustness more preferable, so as to more reliable when in use.The other end of the main connecting shaft 1 is provided with fastening nut 2,
Rotated by nut 2 come the band main connecting shaft 1 of branch, so as to carry out tightening operation.The main connecting shaft 1 and the fastening nut 2 are
Integrated formed structure, the inner side that the fastening nut 2 is connected with the main connecting shaft 1 are provided with integrally formed fixing collar 3, one
Not only structural strength is high for shaping, and can save installation time in assembling, improves operating efficiency.The right side of the fixing collar 3
Provided with assembling bearing 4, assembling bearing 4 is assembling accessory.The face of cylinder of the main connecting shaft 1 is provided with two symmetrical dresses
Slot allocation 6, corresponding position is slided into when carrying out assembly manipulation by fitting recess 6, and assembling is more smooth.The fitting recess 6 is located at
The position of the assembling screw thread 5 is provided with pin hole 7, and assembling screw thread 5 can further prevent from loosening after fastening by pin hole 7
Operation, can be put into bolt in pin hole 7, it is also possible to other anti-release members.On the face of cylinder of the main connecting shaft 1 with institute
State the vertical position of fitting recess 6 and be provided with 4 cylinder grooves 8, the part used with assembling axis connection is slided into properly by fitting recess 6
Position after, entered in cylinder groove 8 by rotation process, so can be both accurately positioned, can prevent again assembling when
Other part positions are uncertain and cause to rock.The depth of the cylinder groove 8 is identical with the depth of the fitting recess 6, the dress
The position at the inner side both ends with bearing 4 is provided with screens key 9, and the screens key 9 enters luggage in assembling by the fitting recess 6
Match somebody with somebody, be then put into after corresponding rigging position by way of rotation in the cylinder groove 8.
Preferably, the face of cylinder diameter of the cylinder groove 8 be the face of cylinder interior diameter of main connecting shaft 1 four/
Three, so can be with the structural strength of the main connecting shaft 1 of effective guarantee, so as to which and can plays purpose convenient for assembly.
Preferably, the effective length of the assembling screw thread 5 is 20mm, when being fastened, reliability is higher, and connection is more
Firmly.
Preferably, the main connecting shaft 1 is made up of stainless steel material, make part that inherently there is higher structural strength
Longer service life, then coordinate the rational structure design of the utility model, the overall performance of part can be made more preferable, applied
Electric automobile during traveling process can be made more stable in electric automobile.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of principle described in the utility model is not departed from, some improvement or replacement can also be made, these improvement
Or replace and also should be regarded as the scope of protection of the utility model.
Claims (4)
1. a kind of rear axle of electric automobile assembled shaft, including the main connecting shaft (1) of cylinder, one end of the main connecting shaft (1) is provided with
Screw thread (5) is assembled, the other end of the main connecting shaft (1) is provided with fastening nut (2), it is characterised in that：The main connecting shaft (1)
It is formed in one structure with the fastening nut (2), the inner side that the fastening nut (2) is connected with the main connecting shaft (1) is set
There is integrally formed fixing collar (3), the right side of the fixing collar (3) is provided with assembling bearing (4), the circle of the main connecting shaft (1)
Cylinder is provided with two symmetrical fitting recess (6), and the fitting recess (6) is provided with positioned at the position of the assembling screw thread (5)
Pin hole (7), the position vertical with the fitting recess (6) is provided with 4 cylinder grooves on the face of cylinder of the main connecting shaft (1)
(8), the depth of the cylinder groove (8) is identical with the depth of the fitting recess (6), the inner side both ends of the assembling bearing (4)
Position is provided with screens key (9), and the screens key (9) is assembled in assembling by the fitting recess (6), then corresponding dress
Coordination, which postpones, is put into by way of rotation in the cylinder groove (8).
A kind of 2. rear axle of electric automobile assembled shaft according to claim 1, it is characterised in that：The circle of the cylinder groove (8)
Cylinder diameter is 3/4ths of main connecting shaft (1) face of cylinder interior diameter.
A kind of 3. rear axle of electric automobile assembled shaft according to claim 1, it is characterised in that：The assembling screw thread (5)
Effective length is 20mm.
A kind of 4. rear axle of electric automobile assembled shaft according to claim 1, it is characterised in that：The main connecting shaft (1) by
Stainless steel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720938022.1U CN207140692U (en) | 2017-07-28 | 2017-07-28 | A kind of rear axle of electric automobile assembled shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720938022.1U CN207140692U (en) | 2017-07-28 | 2017-07-28 | A kind of rear axle of electric automobile assembled shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207140692U true CN207140692U (en) | 2018-03-27 |
Family
ID=61673172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720938022.1U Expired - Fee Related CN207140692U (en) | 2017-07-28 | 2017-07-28 | A kind of rear axle of electric automobile assembled shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207140692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344475A (en) * | 2017-07-28 | 2017-11-14 | 江苏安捷利机电科技有限公司 | A kind of special rear axle of electric automobile assembled shaft |
-
2017
- 2017-07-28 CN CN201720938022.1U patent/CN207140692U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344475A (en) * | 2017-07-28 | 2017-11-14 | 江苏安捷利机电科技有限公司 | A kind of special rear axle of electric automobile assembled shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20210728 |