CN214492445U - Torsion beam type suspension and automobile with same - Google Patents
Torsion beam type suspension and automobile with same Download PDFInfo
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- CN214492445U CN214492445U CN202120170403.6U CN202120170403U CN214492445U CN 214492445 U CN214492445 U CN 214492445U CN 202120170403 U CN202120170403 U CN 202120170403U CN 214492445 U CN214492445 U CN 214492445U
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- fixed support
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- bushing
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Abstract
The utility model relates to the technical field of automobile accessories, in particular to a torsion beam type suspension and an automobile with the same, wherein the torsion beam type suspension comprises a torsion beam and two suspension structures which are respectively arranged at the left end and the right end of the torsion beam, the suspension structures comprise a bushing, a fixed bracket, a connecting bolt and two limiting structures, and the bushing is arranged at the front end of the torsion beam; the bushing is provided with a first connecting hole; long round holes are respectively formed in the two side plates of the fixed support and are aligned with the first connecting holes; the connecting bolt connects the fixed bracket with the bushing; two ends of the connecting bolt are respectively provided with an eccentric gasket; the two limiting structures are respectively arranged on two sides of the fixed support; the limiting structure comprises two limiting blocks, and the limiting blocks are positioned on the periphery of the eccentric gasket. The utility model discloses a torsion beam type suspension simple structure is compact, reduces the precision and the cost of current loading when guaranteeing to adjust vehicle propulsion angle.
Description
Technical Field
The utility model relates to an auto-parts technical field especially relates to a torsion beam type suspension and have its car.
Background
The wheels are connected with the vehicle body through the suspension, the suspension is required to ensure accurate guiding of the wheels, the weight is required to be light, and the riding comfort is improved as much as possible under the condition of ensuring safety. The existing suspension mostly adopts an independent suspension structure and a torsion beam type rear suspension structure, wherein the weight and the cost are increased because an independent suspension guide structure is connected with a vehicle body through an auxiliary frame; and because the guide structure is comparatively complicated, and occupation space is many, is unfavorable for increasing passenger cabin space, so most A level and following vehicles adopt torsion beam formula rear suspension structure.
However, the torsion beam type rear suspension structure has low freedom of wheel guiding design and no corresponding adjusting mechanism, so that the propulsion angle of the vehicle is easy to deviate, and the propulsion angle directly affects the linear running performance of the vehicle and the problem of tire wear, so an adjusting device needs to be added on the torsion beam type rear suspension structure for adjusting the propulsion angle of the vehicle, the loading precision requirement of the existing torsion beam type rear suspension structure with the adjusting device is high, the structure is complex, and the cost is too high, for example, chinese patent CN106494177A discloses a torsion beam hub bracket assembly, which comprises a mounting plate for fixing the hub assembly, two front mounting legs and two rear mounting legs, wherein each front mounting leg is provided with a first mounting hole, and each rear mounting leg is provided with a second mounting hole; the longitudinal arm assembly comprises a longitudinal arm, a front sleeve and a rear sleeve, the longitudinal arm is provided with a first through hole group and a second through hole group, the front sleeve penetrates through and is fixedly connected with the first through hole group respectively, and the rear sleeve penetrates through and is fixedly connected with the second through hole group respectively; the two ends of the front sleeve are fixedly connected with the first mounting hole, and the two ends of the rear sleeve are fixedly connected with the second mounting hole, so that the angle of the hub support relative to the longitudinal arm is adjustable. It can be seen that the loading precision of this patent requires highly, and the structure is complicated, leads to the cost too high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a torsion beam type suspension and have its car, simple structure is compact, reduces the precision and the cost of current loading when guaranteeing to adjust vehicle propulsion angle.
In order to solve the technical problem, the utility model provides a torsion beam type suspension, which comprises a torsion beam and two suspension structures respectively arranged at the left end and the right end of the torsion beam, wherein each suspension structure comprises a bushing, a fixed bracket, a connecting bolt and two limiting structures; the bushing is mounted at the front end of the torsion beam; a first connecting hole is formed in the center of the bushing; the fixed bracket is sleeved outside the bushing; long round holes are respectively formed in the two side plates of the fixed support and are aligned with the first connecting holes; one end of the connecting bolt sequentially penetrates through the long round hole on one side of the fixed support, the first connecting hole and the long round hole on the other side of the fixed support and then is connected with the nut; two ends of the connecting bolt are respectively provided with an eccentric gasket, and the eccentric gaskets are tightly attached to the fixed support; the two limiting structures are respectively arranged on two sides of the fixed support; the limiting structure comprises two limiting blocks used for limiting the forward and backward movement of the eccentric gasket, the limiting blocks are positioned on the periphery of the eccentric gasket, and the distance between the two limiting blocks on the same side of the fixed support is equal to the outer diameter of the eccentric gasket.
Preferably, the first connecting hole is horizontally arranged and is perpendicular to the front-back movement direction of the vehicle body.
Preferably, the first connection hole has a circular structure and has a diameter equal to that of the connection bolt.
Preferably, the fixed bracket is provided with a second connecting hole for connecting the vehicle body.
Preferably, the width of the oblong hole is equal to the diameter of the connecting bolt; and the long round holes are arranged along the front and rear directions of the vehicle body.
Preferably, the number of the second connecting holes is four, and the four second connecting holes are respectively located at opposite corners of the fixing support.
Preferably, the suspension structure further includes:
the brake assembly is arranged at the rear end of the torsion beam;
a wheel mounted on the mounting surface of the brake assembly, the wheel being parallel to the mounting surface of the brake assembly.
Preferably, the suspension structure further comprises a spring, and two ends of the spring are respectively connected with the vehicle body and the torsion beam.
Preferably, the suspension structure further comprises a shock absorber, and two ends of the shock absorber are respectively connected with the vehicle body and the torsion beam.
In order to solve the problem, the utility model also provides an automobile, including foretell torsion beam type suspension.
The utility model discloses following beneficial effect has:
the utility model discloses a torsion beam type suspension passes through the bush, fixed bolster and connecting bolt are connected automobile body and torsion beam, and simple structure is compact, and through the position that can adjust the bush through swivelling joint bolt, the bush drives the torsion beam and removes to drive the wheel removal, play the effect of adjusting the propulsion angle, under the prerequisite that can adjust the vehicle propulsion angle guaranteeing, moreover, the steam generator is simple in structure, greatly reduced the precision and the cost of loading, improved the positioning control precision of wheel and avoided the various wear problems of wheel.
Drawings
Fig. 1 is a schematic structural diagram of a torsion beam type suspension according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a bushing of a torsion beam type suspension according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a fixing bracket of a torsion beam type suspension according to an embodiment of the present invention;
fig. 4 is an initial state diagram of a left suspension structure of a torsion beam type suspension according to an embodiment of the present invention;
fig. 5 is a state diagram of the left suspension structure of the torsion beam type suspension according to the embodiment of the present invention after being adjusted forward;
fig. 6 is a plan view of a torsion beam type suspension according to an embodiment of the present invention.
Reference numerals: 1. a torsion beam; 2. a bushing; 201. a first connection hole; 3. fixing a bracket; 301. a long round hole; 302. a second connection hole; 4. a connecting bolt; 401. a nut; 402. an eccentric shim; 5. a limiting block; 6. a brake assembly; 7. a wheel; 8. a spring; 9. a damper.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Referring to fig. 1 to 3, a preferred embodiment of the present invention provides a torsion beam type suspension, which includes two suspension structures respectively disposed at the left and right ends of a torsion beam 1, wherein each suspension structure includes a bushing 2, a fixing bracket 3, a connecting bolt 4 and two limiting structures; the bush 2 is arranged at the front end of the torsion beam 1; a first connecting hole 201 is formed in the center of the bushing 2; the fixed support 3 is connected with the vehicle body, and the fixed support 3 is sleeved outside the bushing 2; two side plates of the fixed support 3 are respectively provided with a long circular hole 301, the direction of which is consistent with the front-back movement direction of the vehicle body, and the long circular hole 301 is aligned with the first connecting hole 201; one end of the connecting bolt 4 sequentially penetrates through the long round hole 301 on one side of the fixed support 3, the first connecting hole 201 and the long round hole 301 on the other side of the fixed support 3 and then is connected with the nut 401; two ends of the connecting bolt 4 are respectively provided with an eccentric gasket 402, and the eccentric gaskets 402 are tightly attached to the fixed bracket 3; the two limiting structures are respectively arranged at two sides of the fixed support 3; the limiting structure comprises two limiting blocks 5 used for limiting the forward and backward movement of the eccentric gasket 402, the limiting blocks 5 are positioned on the periphery of the eccentric gasket 402, and the distance between the two limiting blocks 5 on the same side of the fixing support 3 is equal to the outer diameter of the eccentric gasket 402.
It should be noted that the eccentric washer 402 located at the head end of the connecting bolt 4 is fixedly connected with the connecting bolt 4 and cannot move relatively; the eccentric gasket 402 positioned at the tail end of the connecting bolt 4 is sleeved on the connecting bolt 4 in a sliding manner, can slide along the axial direction of the connecting bolt 4 and cannot rotate relative to the connecting bolt 4; that is, when the connecting bolt 4 rotates by a certain angle, both eccentric washers 402 will rotate by the same angle with the connecting bolt 4. Specifically, the inner hole of the eccentric washer 402 at the end of the connecting bolt 4 may be set to be a polygonal structure, and the outer circumference of the end of the connecting bolt 4 is also set to be a polygonal structure, so that the eccentric washer 402 at the end of the connecting bolt 4 and the connecting bolt 4 can be ensured not to rotate relatively; a sliding groove can be formed at the tail end of the connecting bolt 4 along the axial direction, a sliding block is arranged on an inner hole of the eccentric gasket 402, and the sliding block of the eccentric gasket 402 is inserted into the sliding groove during installation, so that the eccentric gasket 402 at the tail end of the connecting bolt 4 and the connecting bolt 4 can be ensured not to rotate relatively. In addition, the direction of the oblong hole 301 is approximately consistent with the direction of the automobile moving back and forth.
Based on the above scheme, referring to fig. 4 to 6, taking a left-side suspension structure as an example, when a vehicle propulsion angle is adjusted, the nut 401 is loosened, the pre-tightening torque between the connecting bolt 4 and the nut 401 is reduced to 0Nm, then the connecting bolt 4 and the nut 401 are simultaneously rotated clockwise/counterclockwise, the eccentric washer 402 rotates by the same angle, due to the constraint action of the limiting block 5, the eccentric washer 402 cannot move in the forward/backward moving direction of the vehicle, but due to the fact that the distances from the connecting bolt 4 to the edge of the eccentric washer 402 are unequal, the connecting bolt 4 can slide forward/backward in the oblong hole 301 when rotating, and simultaneously drives the bushing 2 to move forward/backward; and then the torsion beam 1 is driven to rotate clockwise/anticlockwise by taking the right bush 2 as a fulcrum, and then the wheels 7 on the two sides are driven to rotate clockwise/anticlockwise by taking the right bush 2 as a fulcrum. Thereby achieving the purpose of adjusting the propulsion angle.
Preferably, the first connection hole 201 is horizontally arranged and perpendicular to the front-back movement direction of the vehicle body. Specifically, the first connecting hole 201 is horizontally arranged, so that an operator can adjust the connecting bolt 4 and the nut 401 from the side, and convenience in adjustment is improved.
Preferably, the first connection hole 201 has a circular structure and has a diameter equal to that of the connection bolt 4.
Preferably, the fixing bracket 3 is provided with a second connecting hole 302 for connecting a vehicle body. Specifically, the fixing bracket 3 is connected to the vehicle body through a second connecting hole 302 and a bolt.
Preferably, the width of the oblong hole 301 is equal to the diameter of the connecting bolt 4, and the oblong hole 301 is disposed in the front-rear direction of the vehicle body.
Preferably, four second connection holes 302 are provided, and are respectively located at opposite corners of the fixing bracket 3. Specifically, the four corners of the fixing bracket 3 are provided with the second connecting holes 302, so that the stability of the fixing bracket 3 can be ensured.
Preferably, the suspension structure further includes:
the brake assembly 6 is arranged at the rear end of the torsion beam 1;
a wheel 7, wherein the wheel 7 is installed on the installation surface of the brake assembly 6, and the wheel 7 is parallel to the installation surface of the brake assembly 6.
Preferably, the suspension structure further comprises a spring 8, and two ends of the spring 8 are respectively connected with the vehicle body and the torsion beam 1.
Preferably, the suspension structure further comprises a damper 9, and two ends of the damper 9 are respectively connected with the vehicle body and the torsion beam 1.
Preferred embodiments of the present invention also provide an automobile including the torsion beam type suspension described above.
The utility model discloses an operation process does: taking a left-side suspension structure as an example, when a vehicle propulsion angle is adjusted, the nut 401 is loosened, the pre-tightening torque of the connecting bolt 4 and the nut 401 is reduced to 0Nm, then the connecting bolt 4 and the nut 401 are simultaneously rotated clockwise/counterclockwise, the eccentric gasket 402 rotates by the same angle, due to the constraint effect of the limiting block 5, the eccentric gasket 402 cannot move in the front/rear moving direction of the automobile, but due to the fact that the distance between the connecting bolt 4 and the edge of the eccentric gasket 402 is unequal, the connecting bolt 4 can slide forwards/backwards in the oblong hole 301 when rotating, and meanwhile, the bushing 2 is driven to move forwards/backwards; and then the torsion beam 1 is driven to rotate clockwise/anticlockwise by taking the right bush 2 as a fulcrum, and then the wheels 7 on the two sides are driven to rotate clockwise/anticlockwise by taking the right bush 2 as a fulcrum. Thereby achieving the purpose of adjusting the propulsion angle.
To sum up, the utility model discloses a torsion beam type suspension passes through bush 2, fixed bolster 3 and connecting bolt 4 are connected automobile body and torsion beam 1, and simple structure is compact, and through the position that can adjust bush 2 through swivelling joint bolt 4, bush 2 drives torsion beam 1 and removes, thereby drive wheel 7 and remove, play the effect of adjusting the propulsion angle, under the prerequisite that can adjust the vehicle propulsion angle guaranteeing, moreover, the steam generator is simple in structure, greatly reduced the precision and the cost of loading, the positioning control precision of wheel 7 and the various wear problems of avoiding wheel 7 have been improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a torsion beam type suspension which characterized in that, includes torsion beam and two sets up the suspension structure in torsion beam left and right ends respectively, the suspension structure includes:
the bushing is mounted at the front end of the torsion beam; a first connecting hole is formed in the center of the bushing;
the fixed support is sleeved outside the bushing and is used for being connected with the vehicle body; two side plates of the fixed support are respectively provided with a long round hole, and the long round holes are aligned with the first connecting holes;
one end of the connecting bolt sequentially penetrates through the long round hole on one side of the fixed support, the first connecting hole and the long round hole on the other side of the fixed support and then is connected with the nut; two ends of the connecting bolt are respectively provided with an eccentric gasket, and the eccentric gaskets are tightly attached to the fixed support;
the two limiting structures are respectively arranged on the two side plates of the fixed bracket; the limiting structure comprises two limiting blocks used for limiting the forward and backward movement of the eccentric gasket, the limiting blocks are positioned on the periphery of the eccentric gasket, and the distance between the two limiting blocks on the same side plate of the fixed support is equal to the outer diameter of the eccentric gasket.
2. A torsion beam suspension according to claim 1, wherein: the first connecting hole is horizontally arranged and is perpendicular to the front and rear directions of the vehicle body.
3. A torsion beam suspension according to claim 1, wherein: the first connection hole is circular and has a diameter equal to that of the connection bolt.
4. A torsion beam suspension according to claim 1, wherein: and a second connecting hole for connecting the fixed support and the vehicle body is formed in the top plate of the fixed support.
5. The torsion beam suspension of claim 4, wherein: the number of the second connecting holes is four.
6. A torsion beam suspension according to claim 1, wherein: the width of the long round hole is equal to the diameter of the connecting bolt, and the long round hole is arranged along the front-back direction of the vehicle body.
7. A torsion beam suspension according to claim 1, wherein: the suspension structure further includes:
the brake assembly is arranged at the rear end of the torsion beam;
a wheel mounted on the mounting surface of the brake assembly, the wheel being parallel to the mounting surface of the brake assembly.
8. A torsion beam suspension according to claim 1, wherein: the suspension structure further comprises a spring, one end of the spring is connected with the torsion beam, and the other end of the spring is used for being connected with a vehicle body.
9. A torsion beam suspension according to claim 1, wherein: the suspension structure further comprises a shock absorber, one end of the shock absorber is connected with the torsion beam, and the other end of the shock absorber is used for being connected with a vehicle body.
10. An automobile, characterized in that: comprising a torsion beam suspension according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120170403.6U CN214492445U (en) | 2021-01-21 | 2021-01-21 | Torsion beam type suspension and automobile with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120170403.6U CN214492445U (en) | 2021-01-21 | 2021-01-21 | Torsion beam type suspension and automobile with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214492445U true CN214492445U (en) | 2021-10-26 |
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ID=78216255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120170403.6U Active CN214492445U (en) | 2021-01-21 | 2021-01-21 | Torsion beam type suspension and automobile with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214492445U (en) |
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2021
- 2021-01-21 CN CN202120170403.6U patent/CN214492445U/en active Active
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