CN209336824U - A kind of adjustable electric car rear suspension structure of rear axle - Google Patents
A kind of adjustable electric car rear suspension structure of rear axle Download PDFInfo
- Publication number
- CN209336824U CN209336824U CN201822257125.9U CN201822257125U CN209336824U CN 209336824 U CN209336824 U CN 209336824U CN 201822257125 U CN201822257125 U CN 201822257125U CN 209336824 U CN209336824 U CN 209336824U
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- China
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- rear axle
- steel bushing
- connecting rod
- vehicle frame
- back pressure
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Abstract
The utility model provides a kind of adjustable electric car rear suspension structure of rear axle, including vehicle frame, damper, rear axle, rear trailing arm and back pressure bar, the trailing arm after the both ends end of rear axle is installed with, the front end of trailing arm is rotatably installed on vehicle frame afterwards, the rear end end of trailing arm is fixedly connected with rear axle afterwards, the lower end of damper is rotatably installed in the rear end of rear trailing arm, and the upper end of damper is rotatably installed on vehicle frame；Back pressure bar one end is fixedly connected with rear axle one end end, and the other end of back pressure bar is fixedly connected on the position that the rear axle other end is corresponded on vehicle frame；Back pressure pole length is adjustable.Length-adjustable back pressure bar is set between rear axle and vehicle frame, the position of rear axle and vehicle frame is adjusted, convenient for the assembly installation before appearance and the adjustment after use；The adjusting of back pressure pole length, the simple and convenient adjustment of structure are realized by way of connecting rod and nut thread cooperation, and pass through the length of locking nut locking back pressure bar, simple and stable structure.
Description
Technical field
The utility model relates to electric vehicle engineering fields, and in particular to a kind of adjustable electric car rear suspension knot of rear axle
Structure.
Background technique
Low-speed electronic automobile, especially vast in China combination area of city and country position and rural area, as numerous people group
Many trip tools, have obtained good popularization and application, daytime, trip can keep out wind and rain, and city can be directly used after going home at night
Electricity charges, and does not need dedicated charging station and charging pile, simple and practical, deep to be liked by broad masses of the people, in order to full
The demand of the sufficient people, relevant enterprise and unit have carried out many research and development to this, existing this kind of electric car
It needs to position by back pressure bar after installing between rear axle and vehicle frame, but during drive routine, due to the abrasion of component
Or deform, the position location of rear axle and vehicle frame can shift.
Summary of the invention
For the problems of the prior art, the utility model provides a kind of adjustable electric car rear suspension structure of rear axle.
A kind of adjustable electric car rear suspension structure of rear axle, including vehicle frame, damper, rear axle, rear trailing arm and back pressure
Bar is installed with the rear trailing arm in the both ends end of the rear axle, and the front end of the rear trailing arm is rotatably installed in the vehicle frame
On, the rear end end of the rear trailing arm is fixedly connected with the rear axle, and the lower end of the damper is rotatably installed in the rear axle
On, the upper end of the damper is rotatably installed on the vehicle frame；Back pressure bar one end and described rear axle one end end are solid
Fixed connection, the other end of the back pressure bar are fixedly connected on the position that the rear axle other end is corresponded on the vehicle frame；It is special
Sign is that the back pressure bar includes middle brace rod, first connecting rod, the second connecting rod, the first steel bushing and the second steel bushing, institute
The one end for stating first connecting rod is fixedly connected with the side of first steel bushing, and the other end of the first connecting rod is provided with outer
Screw thread；One end of second connecting rod is fixedly connected with the side of second steel bushing, the other end of second connecting rod
It is provided with external screw thread, it is externally threaded oppositely oriented on the first connecting rod and the second connecting rod；The middle brace rod is sky
Stem body, the both ends of the middle brace rod be respectively fixedly connected with external screw thread cooperation nut, the first connecting rod and
The other end of second connecting rod is additionally provided with locking nut, and the first connecting rod and the second connecting rod connect with the centre respectively
The both ends of extension bar are threadedly engaged；First steel bushing is fixedly connected by the first axis pin base with the vehicle frame, second steel bushing
It is fixedly connected by the second axis pin base with the rear axle.
The working principle of the utility model, rotation middle brace rod are lengthened or shortened back pressure bar under the cooperation of screw thread
Length, to allow rear axle and vehicle frame that a certain amount of offset, the convenient position to positive rear axle on vehicle frame occurs；It adjusts
After rear axle, the position of first connecting rod and the second connecting rod is locked by locking nut, to keep the length of back pressure bar.
Further are as follows: first axis pin base and the second axis pin base include fixed frame and be installed on the fixed frame
Pin shaft, pin shaft are threaded through in the first steel bushing or the second steel bushing and are rotatably assorted therewith.
Further are as follows: outer steel sleeve, interior steel bushing and vulcanization are installed in first steel bushing and the second steel bushing in described
Rubber bodies between outer steel sleeve and interior steel bushing, the outer steel sleeve are interference fitted on first steel bushing or the second steel bushing；It is described
Interior steel bushing is rotatably installed on the pin shaft.
The utility model has the beneficial effects that length-adjustable back pressure bar is arranged between rear axle and vehicle frame, so that rear axle
It can be adjusted with the position of vehicle frame, convenient for the assembly installation before factory and the adjustment after use；Pass through connecting rod and nut
The mode being threadedly engaged realizes the adjusting of back pressure pole length, the simple and convenient adjustment of structure, and locks pusher by locking nut
The length of power bar, simple and stable structure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of back pressure bar in the utility model；
Fig. 3 is the structural schematic diagram of back pressure bar part in the utility model.
In figure, 1, vehicle frame；11, the first axis pin base；2, damper；3, rear trailing arm；4, rear axle；41, the second axis pin base；5, after
Distance rod；51, middle brace rod；511, nut；52, first connecting rod；521, locking nut；53, the second connecting rod；54,
One steel bushing；55, the second steel bushing；501, outer steel sleeve；502, rubber bodies；503, interior steel bushing.
Specific embodiment
It elaborates with reference to the accompanying drawing to the utility model.It should be noted that a left side in the example of the utility model,
In, the positional terms such as right, upper and lower, be only relative concept or be to refer to the normal operating condition of product each other, without answering
This is considered restrictive.
A kind of adjustable electric car rear suspension structure of rear axle, including vehicle frame 1, damper 2, rear axle 4, rear trailing arm 3 and after
Distance rod 5 is installed with the rear trailing arm 3 in the both ends end of the rear axle 4, and the front end of the rear trailing arm 3 is rotatably installed in
On the vehicle frame 1, the rear end end of the rear trailing arm 3 is fixedly connected with the rear axle 4, and the lower end of the damper 2 rotates peace
On the rear axle 4, the upper end of the damper 2 is rotatably installed on the vehicle frame 1；Described 5 one end of back pressure bar and institute
4 one end end of rear axle is stated to be fixedly connected, the other end of the back pressure bar 5 be fixedly connected on the vehicle frame 1 correspond to it is described after
The position of 4 other end of bridge；The back pressure bar 5 includes middle brace rod 51, first connecting rod 52, the second connecting rod 53, first
Steel bushing 54 and the second steel bushing 55, one end of the first connecting rod 52 is fixedly connected with the side of first steel bushing 54, described
The other end of first connecting rod 52 is provided with external screw thread；The side of one end of second connecting rod 53 and second steel bushing 55
It is fixedly connected, the other end of second connecting rod 53 is provided with external screw thread, the first connecting rod 52 and the second connecting rod 53
It is upper externally threaded oppositely oriented；The middle brace rod 51 is hollow cylinder, and the both ends of the middle brace rod 51 are fixed respectively
It is connected with the nut 511 with external screw thread cooperation, the other end of the first connecting rod 52 and the second connecting rod 53 is additionally provided with lock
Tight nut 521, the both ends of the first connecting rod 52 and the second connecting rod 53 respectively with the middle brace rod 51 are threadedly engaged；
First steel bushing 54 is fixedly connected by the first axis pin base 11 with the vehicle frame 1, and second steel bushing 55 passes through the second pin shaft
Seat 41 is fixedly connected with the rear axle 4.
First axis pin base 11 and the second axis pin base 41 include fixed frame and the pin shaft that is installed on the fixed frame,
Pin shaft is threaded through in the first steel bushing 54 or the second steel bushing 55 and is rotatably assorted therewith.
Outer steel sleeve 501, interior steel bushing 503 and vulcanization are installed in first steel bushing 54 and the second steel bushing 55 in described
Rubber bodies 502 between outer steel sleeve 501 and interior steel bushing 503, the outer steel sleeve 501 are interference fitted in first steel bushing 54 or the
On two steel bushings 55；The interior steel bushing 503 is rotatably installed on the pin shaft.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of adjustable electric car rear suspension structure of rear axle, including vehicle frame, damper, rear axle, rear trailing arm and back pressure bar,
It is installed with the rear trailing arm in the both ends end of the rear axle, the front end of the rear trailing arm is rotatably installed on the vehicle frame,
The rear end end of trailing arm is fixedly connected with the rear axle after described, and the lower end of the damper is rotatably installed on the rear axle,
The upper end of the damper is rotatably installed on the vehicle frame；The fixed company in back pressure bar one end and described rear axle one end end
It connects, the other end of the back pressure bar is fixedly connected on the position that the rear axle other end is corresponded on the vehicle frame；Its feature exists
In, the back pressure bar include middle brace rod, first connecting rod, the second connecting rod, the first steel bushing and the second steel bushing, described
One end of one connecting rod is fixedly connected with the side of first steel bushing, and the other end of the first connecting rod is provided with outer spiral shell
Line；One end of second connecting rod is fixedly connected with the side of second steel bushing, and the other end of second connecting rod is set
It is equipped with external screw thread, it is externally threaded oppositely oriented on the first connecting rod and the second connecting rod；The middle brace rod is hollow
Cylinder, the both ends of the middle brace rod are respectively fixedly connected with the nut with external screw thread cooperation, the first connecting rod and the
The other end of two connecting rods is additionally provided with locking nut, and the first connecting rod and the second connecting rod are connect with the centre respectively
The both ends of bar are threadedly engaged；First steel bushing is fixedly connected by the first axis pin base with the vehicle frame, and second steel bushing is logical
The second axis pin base is crossed to be fixedly connected with the rear axle.
2. the adjustable electric car rear suspension structure of a kind of rear axle according to claim 1, it is characterised in that: described first
Axis pin base and the second axis pin base include fixed frame and the pin shaft that is installed on the fixed frame, pin shaft be threaded through the first steel bushing or
It is rotatably assorted in second steel bushing and therewith.
3. the adjustable electric car rear suspension structure of a kind of rear axle according to claim 2, it is characterised in that: described
The rubber of outer steel sleeve, interior steel bushing and vulcanization between the outer steel sleeve and interior steel bushing is installed in one steel bushing and the second steel bushing
Body, the outer steel sleeve are interference fitted on first steel bushing or the second steel bushing；The interior steel bushing is rotatably installed in the pin shaft
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822257125.9U CN209336824U (en) | 2018-12-29 | 2018-12-29 | A kind of adjustable electric car rear suspension structure of rear axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822257125.9U CN209336824U (en) | 2018-12-29 | 2018-12-29 | A kind of adjustable electric car rear suspension structure of rear axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209336824U true CN209336824U (en) | 2019-09-03 |
Family
ID=67760259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822257125.9U Active CN209336824U (en) | 2018-12-29 | 2018-12-29 | A kind of adjustable electric car rear suspension structure of rear axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209336824U (en) |
-
2018
- 2018-12-29 CN CN201822257125.9U patent/CN209336824U/en active Active
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