CN212921046U

CN212921046U - Automotive suspension stabilizer bar assembly and automobile

Info

Publication number: CN212921046U
Application number: CN202021800362.6U
Authority: CN
Inventors: 卢海隔; 陈晶艳; 胡伟; 闫世明; 吕绪宁; 吴虎强
Original assignee: Guangzhou Automobile Group Co Ltd
Current assignee: Guangzhou Automobile Group Co Ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-09
Anticipated expiration: 2030-08-25

Abstract

The utility model belongs to the technical field of the automobile parts, especially, relate to an automotive suspension stabilizer bar assembly and car. The automotive suspension stabilizer bar assembly comprises a left stabilizer bar, a right stabilizer bar and a torsion connecting mechanism; the torsion connecting mechanism comprises a soft torsion connecting piece, and a left mounting hole for inserting the left stabilizer bar is formed in the upper concave part of the left end face of the soft torsion connecting piece; the right end surface of the soft torsion connecting piece is sunken to form a right mounting hole for inserting the right stabilizer bar; the left mounting hole and the right mounting hole are coaxially arranged. The utility model discloses in, this suspension stabilizer bar assembly behind car can realize the continuous adjustable of suspension side inclination rigidity behind the car, has improved the car and has operated stability and travelling comfort.

Description

Automotive suspension stabilizer bar assembly and automobile

Technical Field

The utility model belongs to the technical field of the automobile parts, especially, relate to an automotive suspension stabilizer bar assembly and car.

Background

With the continuous development of automobile technology, people have higher and higher requirements on the controllability of an automobile, and a stabilizer bar assembly in an automobile suspension system can be used for adjusting the roll angle rigidity of an automobile suspension, so that the control performances of tire load transfer, equivalent roll stiffness, insufficient steering degree and the like of the automobile can be adjusted. In the prior art, an automobile stabilizer bar assembly is usually adjusted and calibrated by an automobile, and an installation path of an automobile transverse stabilizer bar on an automobile suspension system is changed so as to select a roll angle rigidity which enables the operation stability and the comfort to reach balance; however, when the vehicle runs under different actual conditions, the stabilizer bar can only provide a unique roll angle rigidity, and therefore, the adjustment requirement of the roll angle rigidity of the vehicle under different actual conditions cannot be met.

Disclosure of Invention

The utility model provides a car suspension stabilizer bar assembly and car to among the prior art car stabilizer bar can not satisfy the car at the technical problem such as regulation demand of different operating condition side inclination rigidity.

In view of the above technical problems, an embodiment of the present invention provides an automotive suspension stabilizer bar assembly, including a left stabilizer bar, a right stabilizer bar and a torsion connection mechanism; the torsion connecting mechanism comprises a soft torsion connecting piece; the right end face of the soft torsion connector is sunken to form a right mounting hole for inserting the right stabilizer bar, and the left end face of the soft torsion connector is sunken to form a left mounting hole for inserting the left stabilizer bar; the left mounting hole and the right mounting hole are coaxially arranged.

Optionally, the soft torsion connector comprises a left spiral flow channel disposed around and in communication with the left mounting hole, and a right spiral flow channel disposed around and in communication with the right mounting hole; the left spiral flow channel and the right spiral flow channel are coaxially arranged.

Optionally, the soft torsion connector further comprises a left torsion portion, a middle connection portion, and a right torsion portion connected in sequence; the torsion connecting mechanism also comprises a hard reinforcing ring sleeved on the middle connecting part;

the left side mounting hole with left side spiral runner all sets up on the left side twists reverse the portion, the right side mounting hole with right side spiral runner all sets up on the right side twists reverse the portion.

Optionally, a distance between the left-spiral flow passage and a central axis of the left mounting hole is gradually reduced from the left stabilizer bar toward the right stabilizer bar;

the distance between the right spiral flow passage and the central axis of the right mounting hole is gradually reduced from the right stabilizer bar toward the left stabilizer bar.

Optionally, the flow passage aperture of the left-spiral flow passage gradually decreases from the left stabilizer bar toward the right stabilizer bar;

the flow passage aperture of the right spiral flow passage gradually decreases from the right stabilizer bar toward the left stabilizer bar.

Optionally, the soft torsion connector further comprises a left return orifice disposed on the left torsion portion and arranged along the left mounting hole axis; both ends of the left backflow pore channel are communicated with the left spiral flow channel;

the soft torsion connector also comprises a right backflow duct which is arranged on the right torsion part and is arranged along the axis of the right mounting hole; and two ends of the right backflow pore channel are communicated with the right spiral flow channel.

Optionally, one end of the left stabilizer bar inserted into the left mounting hole is provided with a left sawtooth-shaped protrusion; a left sawtooth-shaped groove matched with the left sawtooth-shaped protrusion is formed in the inner wall of the left mounting hole;

one end of the right stabilizer bar inserted into the right mounting hole is provided with a right sawtooth-shaped bulge; and a right sawtooth-shaped groove matched with the right sawtooth-shaped bulge is formed in the inner wall of the right mounting hole. .

Optionally, the left mounting hole comprises a first left stepped hole and a second left stepped hole communicated with the first left stepped hole; the diameter of the second left stepped hole is larger than that of the first left stepped hole; the left stabilizer bar penetrates through the first left stepped hole in interference connection with the left stabilizer bar, then extends into the second left stepped hole and is in clearance connection with the second left stepped hole;

the right mounting hole comprises a first right stepped hole and a second right stepped hole communicated with the first right stepped hole; the diameter of the second right stepped hole is larger than that of the first right stepped hole; and the right stabilizer bar penetrates through the first right stepped hole in interference connection with the right stabilizer bar, then extends into the second right stepped hole and is in clearance connection with the second right stepped hole.

Optionally, the torsion connection mechanism further includes a soft outer tube sleeved on the soft torsion connector.

In the utility model, the torsion connecting mechanism comprises a soft torsion connecting piece; the right end face of the soft torsion connector is sunken to form a right mounting hole for inserting the right stabilizer bar, and the left end face of the soft torsion connector is sunken to form a left mounting hole for inserting the left stabilizer bar; when the automobile runs under different working conditions, the left stabilizer bar and the right stabilizer bar can be twisted along with different side inclination angles of the automobile suspension, the twisting of the left stabilizer bar and the right stabilizer bar can drive the twisting of the soft torsion connecting piece, the side inclination stiffness of the left stabilizer bar and the right stabilizer bar can be changed by the twisting of the soft torsion connecting piece by utilizing the characteristic of a nonlinear characteristic curve of the soft torsion connecting piece, and further the automobile rear suspension stabilizer bar assembly can realize the continuous adjustment of the side inclination stiffness of the automobile rear suspension, so that the operating stability and the comfort of the automobile are improved; after the rigidity of the automobile suspension stabilizer bar assembly is adjusted at the initial design stage, the automobile rear suspension stabilizer bar assembly does not need to be adjusted subsequently, and therefore the cost and the cost for adjusting the automobile are saved.

An embodiment of the utility model provides a car is still provided, include automotive suspension stabilizer bar assembly.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a stabilizer bar assembly of an automotive suspension according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a stabilizer bar assembly of an automotive suspension according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a soft torsion connector of an automotive suspension stabilizer bar assembly according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a torsional connection structure of a stabilizer bar assembly of an automotive suspension according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of a torsional connection structure of a stabilizer bar assembly of an automobile suspension according to an embodiment of the present invention;

fig. 6 is a schematic partial structural view of a left stabilizer bar and a right stabilizer bar of an automotive suspension stabilizer bar assembly according to an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. a left stabilizer bar; 11. a left sawtooth-shaped protrusion; 2. a right stabilizer bar; 21. a right sawtooth-shaped bulge; 3. a torsion connection mechanism; 31. a soft torsion connector; 311. a left mounting hole; 3111. a first left stepped bore; 3112. a second left stepped bore; 312. a right mounting hole; 3121. a first right stepped hole; 3122. a second right stepped bore; 313. a left spiral flow channel; 314. a right spiral flow channel; 315. a left torsion portion; 3151. a left serrated groove; 316. an intermediate connecting portion; 317. a right torsion portion; 3171. a right serrated groove; 318. a left return duct; 319. a right return duct; 32. a rigid reinforcement ring; 33. a soft outer tube; 4. a left bushing; 5. a left retaining clip; 6. a right bushing; 7. and a right fixing clip.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the present invention, in order to better show the structure and connection relationship of the automotive suspension stabilizer bar assembly, the right direction in the present invention is the direction actually pointing to the right door of the automobile (i.e. the right direction of the automotive suspension stabilizer bar assembly shown in fig. 2); the "left" of the present invention is the direction that actually points to the left door of the vehicle (i.e., the left of the stabilizer bar assembly of the vehicle suspension shown in fig. 2).

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a stabilizer bar assembly for a suspension of an automobile, including a left stabilizer bar 1, a right stabilizer bar 2, and a torsion connection mechanism 3; the torsion connecting mechanism 3 comprises a soft torsion connecting piece 31; a right mounting hole 312 for inserting the right stabilizer bar 2 is formed by sinking the right end surface of the soft torsion connector 31, and a left mounting hole 311 for inserting the left stabilizer bar 1 is formed by sinking the left end surface of the soft torsion connector 31; the left mounting hole 311 is coaxially disposed with the right mounting hole 312. It can be understood that the end of the left stabilizer bar 1 far away from the right stabilizer bar 2 is connected with a left suspension of the automobile, and the end of the right stabilizer bar 2 far away from the left stabilizer bar 1 is connected with a right suspension of the automobile.

Further, the material of the soft torsion connector 3 includes but is not limited to a polyurethane material which can make the soft torsion connector 3 soft, so that when the left stabilizer bar 1 and the right stabilizer bar 2 are twisted and deformed, the soft torsion connector 3 is twisted and deformed under the action of the twisting and deforming forces of the two, and further, by utilizing the characteristic of the non-linear characteristic curve of the polyurethane material (i.e. the stress of the polyurethane material is not in proportion to the deformation amount of the polyurethane material), when the left stabilizer bar 1 and the right stabilizer bar 2 are twisted and deformed less, the soft torsion connector 3 can provide a smaller roll angle rigidity, thereby improving the comfort of the automobile; when the left stabilizer bar 1 and the right stabilizer bar 2 are largely deformed by torsion, the soft torsion joint 3 can provide a large roll angle rigidity, and the maneuverability of the automobile is improved.

In the present invention, the torsion connection mechanism 3 includes a soft torsion connection member 31; a right mounting hole 312 for inserting the right stabilizer bar 2 is formed by sinking the right end surface of the soft torsion connector 31, and a left mounting hole 311 for inserting the left stabilizer bar 1 is formed by sinking the left end surface of the soft torsion connector 31; when the automobile runs under different working conditions, the left stabilizer bar 1 and the right stabilizer bar 2 can be twisted along with different roll angles of the automobile suspension, and the twisting of the left stabilizer bar 1 and the right stabilizer bar 2 can drive the twisting of the soft twisting connecting piece 31, and by utilizing the characteristic of a nonlinear characteristic curve of the soft twisting connecting piece 31, the twisting of the soft twisting connecting piece 31 can change the roll stiffness of the left stabilizer bar 1 and the right stabilizer bar 2, so that the automobile rear suspension stabilizer bar assembly can realize the continuous adjustment of the roll stiffness of the automobile rear suspension, and the operation stability and the comfort of the automobile are improved; after the rigidity of the automobile suspension stabilizer bar assembly is adjusted at the initial design stage, the automobile rear suspension stabilizer bar assembly does not need to be adjusted subsequently, and therefore the cost and the cost for adjusting the automobile are saved.

In one embodiment, as shown in fig. 3 and 4, the soft torsion connector 31 includes a left spiral flow passage 313 disposed around the left mounting hole 311 and communicating with the left mounting hole 311, and a right spiral flow passage 314 disposed around the right mounting hole 312 and communicating with the right mounting hole 312; the left spiral flow passage 313 and the right spiral flow passage 314 are coaxially arranged. Preferably, the left mounting hole 311 and the left spiral flow passage 313 are coaxially arranged; it is understood that the left spiral flow channel 313 and the right spiral flow channel 314 are both spiral flow channel hole structures provided in the soft torsion connector 31.

Specifically, the torsion of the soft torsion connector 31 drives the left spiral flow channel 313 and the left mounting hole 311, and the grease in the right spiral flow channel 314 and the right mounting hole 312 flows and changes the grease flow damping, so as to change the roll stiffness of the left stabilizer bar 1 and the right stabilizer bar 2, and further, the vehicle rear suspension stabilizer bar assembly can realize the continuous adjustment of the roll stiffness of the vehicle rear suspension, thereby further improving the operation stability and comfort of the vehicle.

In one embodiment, as shown in fig. 3, the soft torsion connector 31 includes a left torsion portion 315, an intermediate connection portion 316, and a right torsion portion 317 connected in sequence; the torsion connecting mechanism 3 further comprises a hard reinforcing ring 32 sleeved on the intermediate connecting part 316; it is understood that the left torsion portion 315, the right torsion portion 317 and the middle connection portion 316 are integrally formed; the material of the hard reinforcing ring 32 includes, but is not limited to, alloy steel.

The left mounting hole 311 and the left spiral flow passage 313 are both disposed on the left torsion portion 315, and the right mounting hole 312 and the right spiral flow passage 314 are both disposed on the right torsion portion 317. Specifically, the torsion amplitude of the end of the hard reinforcing ring 32, which is closer to the left stabilizer bar 1 and the right stabilizer bar 2, is larger, and the hard reinforcing ring 32 is designed to be a rigid member and is sleeved on the intermediate connecting portion 316, and the hard reinforcing ring 32 can change the torsion rigidity of the left torsion portion 315 and the right torsion portion 317, so as to meet the adjustment requirements of different operating stationarities and comfortableness of the automobile. In addition, the soft torsion connecting piece 3 is of a bilaterally symmetrical structure, the processing technology is simple, and the manufacturing cost of the automobile suspension stabilizer bar assembly is low.

In one embodiment, as shown in fig. 5, the distance between the left-screw flow passage 313 and the center axis of the left mounting hole 311 is gradually decreased from the left stabilizer bar 1 toward the right stabilizer bar 2; the distance between the right spiral flow path 314 and the center axis of the right mounting hole 312 is gradually reduced from the right stabilizer bar 2 toward the left stabilizer bar 1. It will be understood that the diameters of the outer helices of the axial cross-sections of the left helical flow passage 313 and the right helical flow passage 314 gradually decrease along the two ends of the soft torsion connector 31 toward the intermediate connection portion 316. Further, when the left stabilizer bar 1 and the right stabilizer bar 2 are twisted, the twisting amplitude of the left stabilizer bar 1 and the right stabilizer bar 2 on the side closer to the hard reinforcing ring 32 is larger, so that when the left spiral flow channel 313 and the right spiral flow channel 314 are twisted, the flow rate of grease in the left spiral flow channel 313 and the right spiral flow channel 314 on the side closer to the two ends of the soft torsion connector 31 is faster, and the flow rate of grease in the left spiral flow channel 313 and the right spiral flow channel 314 on the side closer to the one end of the hard reinforcing ring 32 is slower, so that the grease in the left spiral flow channel 313 and the right spiral flow channel 314 can provide variable flow rate damping, thereby changing the roll angle rigidity of the automobile suspension stabilizer bar assembly and further improving the maneuverability and comfort of an automobile.

In one embodiment, as shown in fig. 5, the flow passage aperture of the left-spiral flow passage 313 is gradually reduced from the left stabilizer bar 1 toward the right stabilizer bar 2; the flow passage hole diameter of the right spiral flow passage 314 is gradually reduced from the right stabilizer bar 2 toward the left stabilizer bar 1. It is understood that the diameter of the flow passage hole is the diameter of the circular hole along the radial section of the left spiral flow passage 313 and the right spiral flow passage 314. Further, the diameter of the left spiral flow channel 313 and the diameter of the flow channel of the right spiral flow channel 314 both decrease gradually towards the hard reinforcing ring 32 along the two ends of the soft torsion connector 31; the larger the diameter of the flow passage hole, the faster the flow rate of the grease in the left spiral flow passage 313 and the right spiral flow passage 314 is, that is, the closer to one end of the rigid reinforcing ring 32, the slower the flow rate of the grease in the left spiral flow passage 313 and the right spiral flow passage 314 is, so that the grease in the left spiral flow passage 313 and the right spiral flow passage 314 can provide variable flow rate damping, the roll angle rigidity of the automobile suspension stabilizer bar assembly is changed, and the maneuverability and comfort of an automobile are further improved.

In one embodiment, as shown in fig. 3, the soft torsion connector 31 further includes a left return duct 318 disposed on the left torsion portion 315 and arranged along the axis of the left mounting hole 311; both ends of the left backflow duct 318 are communicated with the left spiral flow channel 313; it can be understood that the left return duct 318 communicates the left and right ends of the left spiral flow passage 313, and thus the grease in the left spiral flow passage 313 is not leaked due to severe torsion.

The soft torsion connector 31 further includes a right return port 319 disposed on the right torsion portion 317 and arranged along the axis of the right mounting hole 312; both ends of the right return channel 319 are communicated with the right spiral flow channel 314. It can be understood that the right return channel 319 is communicated with the left end and the right end of the right spiral flow channel 314, and therefore the grease in the right spiral flow channel 314 is not leaked due to severe torsion. The utility model discloses in, through left side backward flow pore 318 with the design of right side backward flow pore 319 has promoted the life of this automotive suspension stabilizer bar assembly.

In one embodiment, as shown in fig. 4 to 5, one end of the left stabilizer bar 1 inserted into the left mounting hole 311 is provided with a left saw-toothed protrusion 11; a left sawtooth-shaped groove 3151 matched with the left sawtooth-shaped protrusion 11 is arranged on the inner wall of the left mounting hole 311; it can be understood that the left stabilizer bar 1 is connected to the left mounting hole 311 by the left serration 11 inserted into the left serration 3151.

One end of the right stabilizer bar 2 inserted into the right mounting hole 312 is provided with a right sawtooth-shaped protrusion 21; the inner wall of the right mounting hole 312 is provided with a right sawtooth-shaped groove 3171 matched with the right sawtooth-shaped protrusion 21. It is understood that the right stabilizer bar 2 is connected to the right mounting hole 312 through the right serration 21 inserted into the right serration groove 3171. The utility model discloses in, left side stabilizer bar 1 with what right side stabilizer bar 2 can stabilize is in soft torsion connector 31's both ends, and this automobile suspension stabilizer bar assembly simple structure, simple to operate.

In one embodiment, as shown in fig. 5, the left mounting hole 311 includes a first left stepped hole 3111 and a second left stepped hole 3112 communicating with the first left stepped hole 3111; the diameter of the second left stepped hole 3112 is larger than the diameter of the first left stepped hole 3111; after passing through the first left stepped hole 3111 in interference connection therewith, the left stabilizer bar 1 extends into the second left stepped hole 3112 and is in clearance connection with the second left stepped hole 3112; as can be understood, one end of the left zigzag protrusion 11 close to the hard reinforcing ring 32 is in clearance connection with the left zigzag groove 3151, so that the grease in the left spiral flow channel 313 flows into the left mounting hole 311 and the left zigzag groove 3151, thereby ensuring that the grease is squeezed into the left spiral flow channel 313 when the left stabilizing rod 1 is twisted; the end of the left sawtooth-shaped protrusion 11 far away from the hard reinforcing ring 32 is in interference connection with the left sawtooth-shaped groove 3151; the sealing performance of the left torsion part 315 is ensured, and the service life of the automobile suspension stabilizer bar assembly is prolonged.

The right mounting hole 312 includes a first right stepped hole 3121 and a second right stepped hole 3122 communicating with the first right stepped hole 3121; the diameter of the second right stepped hole 3122 is larger than the diameter of the first right stepped hole 3121; the right stabilizer bar 2 passes through the first right stepped hole 3121 in interference connection therewith, and then extends into the second right stepped hole 3122 and is in clearance connection with the second right stepped hole 3122. As can be appreciated, one end of the zigzag-shaped protrusion near the rigid reinforcing ring 32 is in clearance connection with the right zigzag-shaped groove 3171, so that the grease in the right spiral flow channel 314 flows into the right mounting hole 312 and the right zigzag-shaped groove 3171, thereby ensuring that the grease is squeezed into the right spiral flow channel 314 when the right stabilizer bar 2 is twisted; the end of the right sawtooth-shaped protrusion 21 far away from the hard reinforcing ring 32 is in interference connection with the right sawtooth-shaped groove 3171; the sealing performance of the left torsion part 315 is ensured, and the service life of the automobile suspension stabilizer bar assembly is prolonged.

In an embodiment, as shown in fig. 3 and 4, the torsional connecting mechanism 3 further includes a soft outer tube 33 sleeved on the soft torsional connector 31. Understandably, the soft outer tube 33 is sleeved on the outer wall of the soft torsion connector 31, so that the soft outer tube 33 can protect the soft torsion connector 31, and the service life of the automobile suspension stable assembly is further prolonged. The material of the soft outer tube 33 includes, but is not limited to, a polyurethane material that can make the soft outer tube 33 soft, so that when the left stabilizer bar 1 and the right stabilizer bar 2 are twisted and deformed, the soft outer tube 33 will be twisted and deformed by the twisting and deforming force of the two, and further, by utilizing the characteristic of the non-linear characteristic curve of the polyurethane material, when the left stabilizer bar 1 and the right stabilizer bar 2 are twisted and deformed less, the soft outer tube 33 can provide a smaller roll angle rigidity, and the comfort of the automobile is improved; when the left stabilizer bar 1 and the right stabilizer bar 2 are largely deformed by torsion, the soft outer tube 33 can provide a large roll angle rigidity, and the handling of the automobile is improved. And then soft outer tube 33 can play the effect of adjusting left stabilizer bar 1 with right stabilizer bar 2's torsional rigidity has further promoted the stationarity and the travelling comfort of car.

In one embodiment, as shown in fig. 1 and fig. 2, the suspension stabilizer bar assembly further includes a left bushing 4 sleeved on the left stabilizer bar 1 and a left fixing clip 5 sleeved on the left bushing 4; it can be understood that the left fixing clip 5 is installed on the subframe of the vehicle for fixing the left stabilizer bar 1, and the left bushing 4 is disposed between the left stabilizer bar 1 and the left fixing clip 5, so as to reduce the wear between the left stabilizer bar 1 and the left fixing clip 5.

The automobile suspension stabilizer bar assembly further comprises a right bushing 6 sleeved on the right stabilizer bar 2 and a right fixing clamp 7 sleeved on the right bushing 6. It is understood that the right fixing clip 7 is installed on a subframe of the vehicle for fixing the right stabilizer bar 2, and the right bushing 6 is disposed between the right stabilizer bar 2 and the right fixing clip 7 to reduce abrasion between the right stabilizer bar 2 and the right fixing clip 7. In conclusion, the stability of the automobile suspension stabilizer bar assembly mounted on an automobile is improved due to the design of the left fixing rod and the right fixing rod; due to the design of the left bushing 4 and the right bushing 6, the service life of the automobile suspension stabilizer bar assembly is prolonged.

Preferably, as shown in fig. 1 and 2, one end of the left stabilizer bar 1 away from the torsion connection mechanism 3 is provided with a first bending connection part of a left shock absorber connected with a left suspension of the automobile; and one end of the right stabilizer bar 2, which is far away from the torsion connecting mechanism 3, is provided with a second bending connecting part of a right shock absorber connected with a right suspension of the automobile.

The embodiment of the invention also provides an automobile which comprises the automobile suspension stabilizer bar assembly.

The above embodiments are only examples of the nuclear power station overhaul platform of the present invention, and the present invention is not limited thereto, 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

1. An automobile suspension stabilizer bar assembly is characterized by comprising a left stabilizer bar, a right stabilizer bar and a torsion connecting mechanism; the torsion connecting mechanism comprises a soft torsion connecting piece; the upper part of the left end surface of the soft torsion connecting piece is sunken to form a left mounting hole for inserting the left stabilizer bar, and the upper part of the right end surface of the soft torsion connecting piece is sunken to form a right mounting hole for inserting the right stabilizer bar; the left mounting hole and the right mounting hole are coaxially arranged.

2. The stabilizer bar assembly of claim 1, wherein the soft torsion connector includes a left-handed helical channel disposed about and in communication with the left mounting hole, and a right-handed helical channel disposed about and in communication with the right mounting hole; the left spiral flow channel and the right spiral flow channel are coaxially arranged.

3. The stabilizer bar assembly according to claim 2, wherein the soft torsion connector further comprises a left torsion portion, a middle connection portion, and a right torsion portion connected in sequence; the torsion connecting mechanism also comprises a hard reinforcing ring sleeved on the middle connecting part;

4. The automotive suspension stabilizer bar assembly of claim 2, wherein a distance between the left-spiral flow passage and a central axis of the left mounting hole is gradually reduced from the left stabilizer bar toward the right stabilizer bar;

5. The stabilizer bar assembly according to claim 2, wherein the flow passage aperture of the left-spiral flow passage is gradually reduced from the left stabilizer bar toward the right stabilizer bar;

6. The stabilizer bar assembly of claim 3, wherein the soft torsion connector further includes a left return orifice disposed on the left torsion portion and disposed along the left mounting hole axis; both ends of the left backflow pore channel are communicated with the left spiral flow channel;

7. The stabilizer bar assembly as claimed in claim 2, wherein the left stabilizer bar has a left serration at an end thereof inserted into the left mounting hole; a left sawtooth-shaped groove matched with the left sawtooth-shaped protrusion is formed in the inner wall of the left mounting hole;

one end of the right stabilizer bar inserted into the right mounting hole is provided with a right sawtooth-shaped bulge; and a right sawtooth-shaped groove matched with the right sawtooth-shaped bulge is formed in the inner wall of the right mounting hole.

8. The automotive suspension stabilizer bar assembly of claim 1, wherein the left mounting hole includes a first left stepped hole and a second left stepped hole in communication with the first left stepped hole; the diameter of the second left stepped hole is larger than that of the first left stepped hole; the left stabilizer bar penetrates through the first left stepped hole in interference connection with the left stabilizer bar, then extends into the second left stepped hole and is in clearance connection with the second left stepped hole;

9. The stabilizer bar assembly of claim 1, wherein the torsional attachment mechanism further includes a soft outer tube sleeved over the soft torsional connector.

10. An automobile comprising the automotive suspension stabilizer bar assembly of any one of claims 1 to 9.