CN217917516U - Torsion bar type independent front suspension - Google Patents
Torsion bar type independent front suspension Download PDFInfo
- Publication number
- CN217917516U CN217917516U CN202222437509.5U CN202222437509U CN217917516U CN 217917516 U CN217917516 U CN 217917516U CN 202222437509 U CN202222437509 U CN 202222437509U CN 217917516 U CN217917516 U CN 217917516U
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- torsion bar
- adjusting
- suspension
- arm
- torsion
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- 239000000725 suspension Substances 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 abstract description 2
- 239000006096 absorbing agent Substances 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Abstract
The utility model discloses a torsion bar type independent front suspension, which comprises two groups of suspension units symmetrically arranged on an axle, wherein the two groups of suspension units are connected to form a whole set of suspension; the suspension units comprise torsion bar connecting arms connected to the axle, torsion bars connected to the torsion bar connecting arms, adjusting mechanisms connected to the end parts of the torsion bars far away from the torsion bar connecting arms, and cross beams arranged on the adjusting mechanisms, wherein the cross beams of the two groups of suspension units are connected into a whole; the structure is reliable, the arrangement height of the front bumper is effectively reduced through the torsion bar structure, the Z-direction space is saved, and the modular development of the chassis platform is facilitated; simultaneously when different motorcycle type weights of adaptation, only the demand is adjusted the torsion bar diameter and can be realized the rigidity adjustment, can realize the adjustment of suspension gesture through adjustment mechanism, need not to change the structural parameter of torsion bar, has improved the structural performance and the performance of suspension greatly.
Description
Technical Field
The utility model relates to an automotive suspension technical field, concretely relates to torsion bar type independent front suspension.
Background
At present, the McPherson suspension is adopted for the front suspension of the chassis of the electric automobile, and a front shock absorber and a round rod cylindrical spiral spring are combined to form a front support column which is distributed on two sides of an auxiliary frame. The front shock absorber and the cylindrical helical spring occupy large space in the Z direction due to the requirement on the stroke of the front shock absorber and the cylindrical helical spring in the working direction; because the front support columns are not arranged in parallel in the Z direction, the shock absorber is subjected to lateral force, and the longer Z-direction arrangement does not utilize the lateral force of the front shock absorber; meanwhile, too many Z-direction arrangements are not beneficial to the development of the chassis platform towards intellectualization and modularization, and the development of modularized lower and upper vehicle bodies is not easy to realize, and modularized combination is not easy to realize.
In the prior art, an independent front suspension frame for connecting a steel plate spring is provided for arrangement optimization, but the steel plate spring is simple to manufacture, is difficult to control accurate arc height, and can not avoid left and right wheel center deviation caused by left and right tolerance use, so that left and right vehicle heights are inconsistent and cannot be adjusted.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a torsion bar type independent front suspension.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a torsion bar type independent front suspension comprises two groups of suspension units symmetrically arranged on an axle, wherein the two groups of suspension units are connected to form a whole set of suspension;
the suspension unit comprises a torsion bar connecting arm connected to the axle, a torsion bar connected to the torsion bar connecting arm, an adjusting mechanism connected to the end part of the torsion bar far away from the torsion bar connecting arm, and a cross beam arranged on the adjusting mechanism, wherein the cross beams of the two groups of suspension units are connected into a whole.
Furthermore, the adjusting mechanism comprises an adjusting bracket connected to the end of the torsion bar, an adjusting semicircular block arranged at the bottom end of the adjusting bracket, and an adjusting connecting piece which penetrates through the cross beam and is connected with the adjusting bracket, wherein the cross beam is arranged on the adjusting bracket.
Further, adjust the support and include the support body, set up at the arc arch of support body one end upper surface and set up the semicircular groove at support body other end lower surface, adjust the semicircle piece cooperation and connect in the semicircular groove, the crossbeam is arranged in on the arc arch.
Furthermore, the adjusting connecting piece comprises a fixing block arranged on the beam, a limiting block arranged on the fixing block and an adjusting bolt which penetrates through the fixing block and the limiting block respectively and is connected with the adjusting support.
Furthermore, the lower surface of the fixing block is provided with a hole groove matched with the beam in shape, and the upper surface of the fixing block is provided with an arc-shaped groove matched with the limiting block.
Further, the torsion bar connecting arm comprises a first arm body, a second arm body and a third arm body, wherein the first arm body and the second arm body are respectively connected to the axle, the third arm body is connected between the first arm body and the second arm body, and the torsion bar is connected to the first arm body.
Further, the torsion bar connecting arm is of a Z-shaped structure.
The utility model discloses following beneficial effect has: the torsion bar type independent front suspension provided by the utility model has reliable structure, effectively reduces the front reduction arrangement height through the torsion bar structure, saves the Z-direction space, and is beneficial to the modular development of a chassis platform; simultaneously when different motorcycle types weight of adaptation, only need adjust the torsion bar diameter and can realize rigidity adjustment, it is easier, simple, space utilization is higher than cylindrical coil spring rigidity adjustment. The suspension posture can be adjusted through the adjusting mechanism, structural parameters of the torsion bar do not need to be changed, the adjustment is easier and simpler than that of a cylindrical spiral spring, and the structural performance and the service performance of the suspension are greatly improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a suspension unit of the present invention;
fig. 3 is a schematic view of the structure of the middle adjusting connector of the present invention.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 2, a torsion bar type independent front suspension comprises two sets of suspension units symmetrically arranged on a vehicle axle 10, and the two sets of suspension units are connected to form a torsion bar type 2 suspension of a vehicle.
The suspension unit comprises a torsion bar connecting arm 1 connected to an axle 10, a torsion bar 2 connected to the torsion bar connecting arm 1, an adjusting mechanism 3 connected to the end portion, far away from the torsion bar connecting arm 1, of the torsion bar 2, and cross beams 4 arranged on the adjusting mechanism 3, wherein the cross beams 4 of the two groups of suspension units are connected into a whole. The torsion bar connecting arm 1 is of a Z-shaped structure, and the torsion bar connecting arm 1 is used for connecting the swing arm and transmitting the rigidity of the torsion bar 2. The torsion bar 2 is used for providing the rigidity of the elastic element, and the front reduction arrangement height is effectively reduced and the Z-direction space is saved by using the torsion bar 2; when the weight of different vehicle types is adapted, the rigidity adjustment can be realized only by adjusting the diameter of the torsion bar 2, and the rigidity adjustment is easier and simpler and has higher space utilization rate than the rigidity adjustment of a cylindrical spiral spring; in addition, through the use of torsion bar 2, reduce whole car barycenter in principle, be favorable to whole car to handle steadily, be favorable to chassis platform modularization development. The adjusting mechanism 3 can realize the adjustment of the suspension posture. The cross beam 4 is used for connecting the adjusting mechanism 3 and providing a fulcrum and fixing for the adjusting mechanism 3.
As shown in fig. 2, the adjusting mechanism 3 includes an adjusting bracket 30 connected to an end portion of the torsion bar 2, an adjusting semicircular block 31 provided at a bottom end of the adjusting bracket 30, and an adjusting link 32 penetrating the cross beam 4 and connected to the adjusting bracket 30, and the cross beam 4 is provided on the adjusting bracket 30. The adjusting bracket 30 is used for connecting the torsion bar 2 and providing a fixed pivot of the torsion bar 2, and the adjusting semicircular block 31 is used for connecting the adjusting bracket 30 and providing rotation compensation required by the torsion bar 2 during adjustment. The adjustment connection 32 is used to connect the adjustment bracket 30 to the cross member 4 to provide the rotation required for adjustment of the torsion bar 2. The torsion bar connecting arm 1, the adjusting bracket 30 and the torsion bar 2 are all provided with splines to provide a torsion force transmission structure.
Adjust support 30 includes support body 301, sets up arc arch 302 and the semicircular groove 303 of seting up at support body 301 other end lower surface at support body 301 one end upper surface, adjusts semicircle piece 31 cooperation and connects in semicircular groove 303, and arc arch 302 is arranged in to crossbeam 4. The side of the portion of the arcuate projection 302 is connected to the torsion bar 2.
As shown in fig. 3, the adjusting connector 32 includes a fixing block 320 disposed on the cross beam 4, a limiting block 321 disposed on the fixing block 320, and an adjusting bolt 322 respectively penetrating the fixing block 320 and the limiting block 321 and connected to the adjusting bracket 30. The lower surface of the fixing block 320 is provided with a hole groove matched with the shape of the cross beam 4, and the upper surface of the fixing block 320 is provided with an arc groove matched with the limiting block 321.
The torsion bar linking arm 1 includes a first arm body 11 and a second arm body 12 that are respectively connected to the axle 10, and a third arm body 13 that is connected between the first arm body 11 and the second arm body 12, and the torsion bar 2 is connected to the first arm body 11. The first arm body 11, the second arm body 12 and the third arm body 13 are integrally connected to form a Z-shaped structure and are connected to the axle 10, so that the rigidity of the torsion bar 2 is reliably transmitted.
The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. A torsion bar type independent front suspension is characterized by comprising two groups of suspension units which are symmetrically arranged on an axle (10), wherein the two groups of suspension units are connected to form a whole set of suspension;
the suspension unit comprises a torsion bar connecting arm (1) connected to an axle (10), a torsion bar (2) connected to the torsion bar connecting arm (1), an adjusting mechanism (3) connected to the torsion bar (2) and far away from the end part of the torsion bar connecting arm (1), and a cross beam (4) arranged on the adjusting mechanism (3), wherein the cross beams (4) of the two sets of suspension units are connected into a whole.
2. The torsion-bar independent front suspension according to claim 1, characterized in that the adjusting mechanism (3) comprises an adjusting bracket (30) connected to the end of the torsion bar (2), an adjusting semicircle block (31) arranged at the bottom end of the adjusting bracket (30), and an adjusting link (32) penetrating the cross beam (4) and connected to the adjusting bracket (30), the cross beam (4) being arranged on the adjusting bracket (30).
3. The torsion-bar independent front suspension according to claim 2, wherein the adjusting bracket (30) comprises a bracket body (301), an arc-shaped protrusion (302) arranged on the upper surface of one end of the bracket body (301), and a semicircular groove (303) arranged on the lower surface of the other end of the bracket body (301), the adjusting semicircular block (31) is connected in the semicircular groove (303) in a matching manner, and the cross beam (4) is arranged on the arc-shaped protrusion (302).
4. The torsion bar type independent front suspension according to claim 2, wherein the adjusting connector (32) comprises a fixed block (320) arranged on the cross beam (4), a limit block (321) arranged on the fixed block (320), and an adjusting bolt (322) which penetrates through the fixed block (320) and the limit block (321) respectively and is connected with the adjusting bracket (30).
5. The torsion bar type independent front suspension according to claim 4, wherein a hole groove matched with the cross beam (4) in shape is formed in the lower surface of the fixing block (320), and an arc-shaped groove matched with the limiting block (321) is formed in the upper surface of the fixing block (320).
6. The torsion bar independent front suspension according to claim 1, wherein the torsion bar connecting arm (1) comprises a first arm (11) and a second arm (12) connected to the axle (10), respectively, and a third arm (13) connected between the first arm (11) and the second arm (12), the torsion bar (2) being connected to the first arm (11).
7. Torsion bar independent front suspension according to any of claims 1 to 6, wherein the torsion bar linkage arm (1) is of Z-shaped configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222437509.5U CN217917516U (en) | 2022-09-14 | 2022-09-14 | Torsion bar type independent front suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222437509.5U CN217917516U (en) | 2022-09-14 | 2022-09-14 | Torsion bar type independent front suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217917516U true CN217917516U (en) | 2022-11-29 |
Family
ID=84174670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222437509.5U Expired - Fee Related CN217917516U (en) | 2022-09-14 | 2022-09-14 | Torsion bar type independent front suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217917516U (en) |
-
2022
- 2022-09-14 CN CN202222437509.5U patent/CN217917516U/en not_active Expired - Fee Related
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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: 20221129 |