CN207403511U - Towing arm band torsion bending beam type rear suspension structure - Google Patents
Towing arm band torsion bending beam type rear suspension structure Download PDFInfo
- Publication number
- CN207403511U CN207403511U CN201721350115.9U CN201721350115U CN207403511U CN 207403511 U CN207403511 U CN 207403511U CN 201721350115 U CN201721350115 U CN 201721350115U CN 207403511 U CN207403511 U CN 207403511U
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- China
- Prior art keywords
- retarder
- sides
- plate
- torsion
- torsion beam
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- 238000005452 bending Methods 0.000 title claims abstract description 19
- 239000000725 suspension Substances 0.000 title claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 239000003638 chemical reducing agent Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a kind of towing arm band torsion bending beam type rear suspension structures, and including retarder, the output terminal both sides of the retarder are connected to wheel actuator by semiaxis through Rear drag arm, and the rear end of the both sides Rear drag arm is connected by torsion beam；The both sides semiaxis is overlapped with the output axis of retarder, both sides semiaxis is made to be connected to both sides wheel actuator along straight line, the torsion beam middle part is reversely prominent to retarder, forms retarder mounting groove.The utility model is simple in structure, with obvious effects, by setting retarder mounting groove that reducer output shaft line can be made to be overlapped with jack shaft axis in the middle part of torsion beam, improves its transmission efficiency, reduces semiaxis damage, improve service life.Left and right wheels speed difference is avoided, reduces vehicle driving running deviation situation.
Description
Technical field
The utility model is related to a kind of rear suspension structures, belong to electric vehicle field, are specifically that a kind of towing arm band torsion is curved
Beam-type rear suspension structure.
Background technology
Towing arm is the suspension frame structure for aiming at trailing wheel and designing with the semi-independent suspension of torsion beam type, its composition is very simple
Single-with sturdy vertically shaking trailing arm realization wheel and vehicle body or the rigid connection of vehicle frame, then with hydraulic buffer and spiral shell
Rotation spring serves as soft connection, plays the role of absorbing and support vehicle body, and cylindrical or square beam then connects left and right wheels.
Common towing arm band torsion beam semi-independent suspension intermediate transverse girder is connected by welding to towing arm centre position, ties
Structure is in H-type.Since the structural beams are located on front side of brake, cause vehicle that can not use postposition rear-guard pattern.
The rear suspension structure pattern used in the prior art can be used for electric car postposition rear-guard.The structure is dragged using c-type
It drags arm rear portion to be connected with torsion crossbeam by bolt, crossbeam is located at wheel rear portion, by combined shock absorber towing arm and vehicle
Body or vehicle frame connection, increase anti-sway bar connecting cross beam and vehicle body, reduce rear suspension horizontal looseness.
The structure is primarily adapted for use in rear-guard motor-driven carrier, since its damper is using combining structure, causes damper structure
Longer, installation hard spot is located at frame outside so that vehicle body narrows, and is not suitable for general-utility car body structure.Its rear end straight beam
Structure causes its motor, in larger angle, its transmission efficiency and jack shaft service life to be caused to decline with output axle shaft.Left and right driving
Half shaft length is different, and left and right wheels velocity of rotation has certain difference, causes vehicle driving running deviation.
The content of the invention
In view of the above-mentioned problems of the prior art, the utility model provides a kind of towing arm band torsion bending beam type rear suspension
Structure can be such that reducer output shaft line is overlapped with jack shaft axis, improve its transmission efficiency, reduce semiaxis damage, and raising makes
Use the service life.Left and right wheels speed difference is avoided, reduces vehicle driving running deviation situation.
To achieve these goals, the technical solution adopted in the utility model is：After a kind of towing arm band torsion bending beam type
Suspension frame structure, including retarder, the output terminal both sides of the retarder are connected to wheel through Rear drag arm by semiaxis and drive
Part, the rear end of the both sides Rear drag arm are connected by torsion beam；The both sides semiaxis is overlapped with the output axis of retarder, is made
Both sides semiaxis is connected to both sides wheel actuator along straight line, and the torsion beam middle part is reversely prominent to retarder, and formation subtracts
Fast device mounting groove.
Further, the Rear drag arm of the car body one side is also associated with anti-sway bar, the anti-sway bar other end
Body support is connected to, is also equipped with retarder mounting groove in the middle part of the anti-sway bar, radian is consistent with torsion beam.
Further, the Rear drag arm includes the towing arm body connected and composed by extension, connecting portion and protruding portion,
The towing arm body both sides are not originally fixed with reinforcing plate I and reinforcing plate II, and the front end of the extension is provided with vehicle body and is hinged
Seat, protruding portion are provided with drive shaft hole, and brake mounting hole is provided on the outside of the drive shaft hole, and the bending of protruding portion tail end forms torsion
Beam connecting seat；Damper mounting base is additionally provided on the connecting portion, the reinforcing plate I is also set up above torsion beam connecting seat
There is spring mounting seat, the reinforcing plate II is arranged with mounting platform in damper mounting base, by connecting portion, reinforcing plate I, adds
The torsion beam connecting seat besieged city box like structure that strong plate II and the bending of protruding portion tail end are formed, can effectively strengthen damper peace
Fill the structural strength of seat and towing arm；The protruding portion is provided with brake installation groove on drive shaft hole top, passes through system
The pre-installation positioning of brake assembly after dynamic device installation groove can facilitate, so as to save the set-up time；The torsion beam connecting seat
Bottom is fixedly connected with mounting platform, and protruding portion bending part is fixed with reinforcing rib, can dramatically increase the structure of towing arm body
Intensity.
Further, the damper mounting base includes two connecting plates, and the bottom of the connecting plate is fixed to reinforcing plate II,
One side end is fixed to connecting portion, and end side is fixedly connected by installing plate I；It is fixed respectively on the outside of two connecting plates
There is accessory mounting plate, one end of the accessory mounting plate is fixedly connected by installing plate II, and the both sides accessory mounting plate stretches out
Installing plate I and it is enclosed damper mounting groove with installing plate I and installing plate II；The installing plate I is gone back with II middle part of installing plate
It is provided with damper mounting hole.
The beneficial effects of the utility model are：By setting retarder mounting groove that can make reducer output shaft in the middle part of torsion beam
Line is overlapped with jack shaft axis, improves its transmission efficiency, is reduced semiaxis damage, is improved service life.Avoid left and right wheels fast
Degree is poor, reduces vehicle driving running deviation situation.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model Rear drag arm structure diagram.
In figure：1st, retarder, 2, semiaxis, 3, wheel actuator, 4, torsion beam, 41, retarder mounting groove, 5, lateral thrust
Bar, 6, Rear drag arm, 61, extension, 611, vehicle body hinged seat, 62, connecting portion, 63, protruding portion, 631, drive shaft hole, 632,
Brake mounting hole, 633, torsion beam connecting seat, 634, brake installation groove, 635, reinforcing rib, 64, reinforcing plate I, 641, bullet
Spring mounting base, 65, reinforcing plate II, 651, mounting platform, 66, damper mounting base, 661, connecting plate, 662, installing plate I, 663,
Accessory mounting plate, 664, installing plate II, 665, damper mounting groove.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of towing arm band torsion bending beam type rear suspension structure, including retarder 1, the retarder 1
Output terminal both sides are connected to wheel actuator 3 by semiaxis 2 through Rear drag arm 6, and the rear end of the both sides Rear drag arm 6 passes through
Torsion beam 4 connects；The both sides semiaxis 2 is overlapped with the output axis of retarder 1, and both sides semiaxis 2 is made to be connected to along straight line
Both sides wheel actuator 3, the middle part of the torsion beam 4 is reversely prominent to retarder 1, forms retarder mounting groove 41.
Further, the Rear drag arm 6 of the car body one side is also associated with anti-sway bar 5, and the anti-sway bar 5 is another
End is connected to body support, and the middle part of the anti-sway bar 5 is also equipped with retarder mounting groove 41, radian and torsion beam one
It causes.
Further, as shown in Fig. 2, the Rear drag arm 6 includes being connected by extension 61, connecting portion 62 and protruding portion 63
The towing arm body of composition, the towing arm body both sides are respectively fixed with reinforcing plate I 64 and reinforcing plate II 65, the extension
61 front end is provided with vehicle body hinged seat 611, and protruding portion 63 is provided with drive shaft hole 631, and the outside of the drive shaft hole 631 is provided with
Brake mounting hole 632,63 tail end bending of protruding portion form torsion beam connecting seat 633；It is additionally provided with and subtracts on the connecting portion 62
It shakes device mounting base 66, the reinforcing plate I 64 is additionally provided with spring mounting seat 641, the reinforcement above torsion beam connecting seat 633
Plate II 65 is arranged with mounting platform 651 in damper mounting base 66, by connecting portion 62, reinforcing plate I 64, reinforcing plate II 65,
And the torsion beam connecting seat 633 that the tail end bending of protruding portion 63 is formed surrounds box like structure, can effectively strengthen damper peace
Fill the structural strength of seat and towing arm；The protruding portion 63 is provided with brake installation groove on 631 top of drive shaft hole
634, the pre-installation of brake assembly positions after being facilitated by brake installation groove 634, so as to save the set-up time；The torsion
The bottom for turning beam connecting seat 633 is fixedly connected with mounting platform 651, and 63 bending part of protruding portion is fixed with reinforcing rib 635, can show
Writing increases the structural strength of towing arm body.
Further, the damper mounting base 66 includes two connecting plates 661, and the bottom of the connecting plate 661 is fixed to
Mounting platform 651, a side end are fixed to connecting portion 62, and end side is fixedly connected by installing plate I 662；Described two
The outside of connecting plate 661 is respectively fixed with accessory mounting plate 663, and one end of the accessory mounting plate 663 passes through installing plate II 664
It is fixedly connected, the both sides accessory mounting plate 663 stretches out installing plate I 662 and encloses shape with installing plate I 662 and installing plate II 664
Into damper mounting groove 665；The installing plate I 662 is also provided with damper mounting hole with II 664 middle part of installing plate.
In conclusion the utility model is simple in structure, and it is with obvious effects, by setting retarder mounting groove can in the middle part of torsion beam
Reducer output shaft line is made to be overlapped with jack shaft axis, improves its transmission efficiency, semiaxis damage is reduced, improves service life.
Left and right wheels speed difference is avoided, reduces vehicle driving running deviation situation.
Claims (4)
1. a kind of towing arm band torsion bending beam type rear suspension structure, which is characterized in that including retarder（1）, the retarder（1）
Output terminal both sides pass through semiaxis（2）Through Rear drag arm（6）It is connected to wheel actuator（3）, the both sides Rear drag arm（6）
Rear end pass through torsion beam（4）Connection；The both sides semiaxis（2）With retarder（1）Output axis overlap, make both sides semiaxis
（2）Both sides wheel actuator is connected to along straight line（3）, the torsion beam（4）Middle part to retarder（1）It is reversely prominent,
Form retarder mounting groove（41）.
A kind of 2. towing arm band torsion bending beam type rear suspension structure according to claim 1, which is characterized in that car body one side
Rear drag arm（6）It is also associated with anti-sway bar（5）, the anti-sway bar（5）The other end is connected to body support, described
Anti-sway bar（5）Middle part be also equipped with retarder mounting groove（41）, radian and torsion beam（4）Unanimously.
3. a kind of towing arm band torsion bending beam type rear suspension structure according to claim 1 or 2, which is characterized in that described
Rear drag arm（6）Including by extension（61）, connecting portion（62）And protruding portion（63）The towing arm body connected and composed, it is described
Towing arm body both sides are respectively fixed with reinforcing plate I（64）And reinforcing plate II（65）, the extension（61）Front end be provided with
Vehicle body hinged seat（611）, protruding portion（63）It is provided with drive shaft hole（631）, the drive shaft hole（631）Outside be provided with brake
Mounting hole（632）, protruding portion（63）Tail end bending forms torsion beam connecting seat（633）；The connecting portion（62）On be additionally provided with
Damper mounting base（66）, the reinforcing plate I（64）In torsion beam connecting seat（633）Top is additionally provided with spring mounting seat
（641）, the reinforcing plate II（65）In damper mounting base（66）It is arranged with mounting platform（651）, pass through connecting portion（62）、
Reinforcing plate I（64）, reinforcing plate II（65）And protruding portion（63）Tail end bending formed torsion beam connecting seat（633）It surrounds
Box like structure；The protruding portion（63）In drive shaft hole（631）Top is provided with brake installation groove（634）；The torsion
Beam connecting seat（633）Bottom and mounting platform（651）It is fixedly connected, and protruding portion（63）Bending part is fixed with reinforcing rib
（635）.
A kind of 4. towing arm band torsion bending beam type rear suspension structure according to claim 3, which is characterized in that the vibration damping
Device mounting base（66）Including two connecting plates（661）, the connecting plate（661）Bottom be fixed to mounting platform（651）, one side
End is fixed to connecting portion（62）, end side passes through installing plate I（662）It is fixedly connected；Two connecting plates（661）'s
Outside is respectively fixed with accessory mounting plate（663）, the accessory mounting plate（663）One end pass through installing plate II（664）It is fixed
Connection, the both sides accessory mounting plate（663）Stretch out installing plate I（662）And with installing plate I（662）With installing plate II（664）It encloses
Conjunction forms damper mounting groove（665）；The installing plate I（662）With installing plate II（664）Middle part is also provided with damper installation
Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721350115.9U CN207403511U (en) | 2017-10-19 | 2017-10-19 | Towing arm band torsion bending beam type rear suspension structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721350115.9U CN207403511U (en) | 2017-10-19 | 2017-10-19 | Towing arm band torsion bending beam type rear suspension structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207403511U true CN207403511U (en) | 2018-05-25 |
Family
ID=62320356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721350115.9U Expired - Fee Related CN207403511U (en) | 2017-10-19 | 2017-10-19 | Towing arm band torsion bending beam type rear suspension structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207403511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114514009A (en) * | 2019-12-27 | 2022-05-17 | Ｗｈｉｌｌ株式会社 | Electric mobile equipment |
-
2017
- 2017-10-19 CN CN201721350115.9U patent/CN207403511U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114514009A (en) * | 2019-12-27 | 2022-05-17 | Ｗｈｉｌｌ株式会社 | Electric mobile equipment |
| CN114514009B (en) * | 2019-12-27 | 2022-10-28 | Ｗｈｉｌｌ株式会社 | Electric mobile device |
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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 |
Granted publication date: 20180525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |