CN217374064U

CN217374064U - Vehicle stabilizer bar assembly and vehicle

Info

Publication number: CN217374064U
Application number: CN202220660591.5U
Authority: CN
Inventors: 许阳钊; 刘勇奎; 张泽
Original assignee: Guangzhou Automobile Group Co Ltd
Current assignee: Guangzhou Automobile Group Co Ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-09-06
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a vehicle stabilizer bar assembly and vehicle, vehicle stabilizer bar assembly includes: the stabilizer bar extends along the left-right direction, and first connecting holes are formed at two ends of the stabilizer bar; the connecting rod extends along the vertical direction, a first through hole is formed at the lower end of the connecting rod, and a second through hole is formed at the upper end of the connecting rod; the ball head assembly comprises a pin seat and a ball head pin, the pin seat is an integrated part, the pin seat is arranged in the second through hole and fixed with the connecting rod, a matching cavity is formed in the pin seat, the ball head of the ball head pin is arranged in the matching cavity, and a pin shaft of the ball head pin penetrates through the first connecting hole and is connected with the stabilizer bar. According to the utility model discloses a vehicle stabilizer bar assembly through the key seat that sets up the integrated design, when possessing the bulb of parcel bulb round pin, still has the effect of supporting the bulb round pin, and the integrated design has reduced the quantity of part, has reduced the cost of part, has alleviateed the weight of whole car, simple structure, and the assembly of being convenient for has reduced the assembly degree of difficulty.

Description

Vehicle stabilizer bar assembly and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle manufacturing technique and specifically relates to a vehicle stabilizer bar assembly and vehicle are related to.

Background

In the related art, in a multi-link rear suspension system, a stabilizer bar and a swing arm are generally connected through a stabilizer bar connecting rod, the stabilizer bar connecting rod generally adopts a scheme of a ball head at one end, a bushing at the other end or a ball head, the bushing of the stabilizer bar connecting rod is generally small and can only provide small swing rigidity and rotation rigidity, and the stabilizer bar connecting rod adopting the ball head scheme has smaller rigidity.

In addition, the connecting rod body of the stabilizer bar connecting rod is made of large multi-purpose steel, and a small part of the connecting rod body is made of plastic. The problem that the welding position of a ball pin sleeve and a connecting rod is easy to break in a steel connecting rod is easily caused, the connecting rod body is generally a linear type two-force rod, and the two-force rod is easy to deform and break under stress if the two-force rod designed to be in a curve shape is used for avoiding a peripheral part between the upper point and the lower point of the connecting rod; while plastic tie rods are not suitable for use in electric vehicles with large loads. The bushings of the stabilizer bar connecting rods are generally small and provide only small roll and rotational stiffness. The bush lifting ring of the stabilizer bar connecting rod and the middle connecting rod are welded together, stress concentration is easily generated at the welding position, and fatigue fracture is easily generated by long-term torsion and swing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a vehicle stabilizer bar assembly, vehicle stabilizer bar assembly can provide bigger swing rigidity and rotational rigidity for whole car, is favorable to promoting the travelling comfort of whole car.

The utility model discloses still lie in providing a vehicle.

According to the utility model discloses vehicle stabilizer bar assembly of first aspect, include: the stabilizer bar extends along the left-right direction, and two ends of the stabilizer bar are provided with first connecting holes; the connecting rod extends along the vertical direction, a first through hole is formed at the lower end of the connecting rod, and a second through hole is formed at the upper end of the connecting rod; the ball head assembly, the ball head assembly includes key seat and bulb round pin, the key seat is integrated into one piece spare, the key seat is located in the second through-hole with the connecting rod is fixed, the key seat is formed with the cooperation chamber, the bulb of bulb round pin is located the cooperation intracavity, the round pin axle of bulb round pin passes first connecting hole with the stabilizer bar links to each other.

According to the utility model discloses a vehicle stabilizer bar assembly through the key seat that sets up the integrated design, when possessing the bulb of parcel bulb round pin, still has the effect of supporting the bulb round pin, and the integrated design has reduced the quantity of part, has reduced the cost of part, has alleviateed the weight of whole car, simple structure, and the assembly of being convenient for has reduced the degree of difficulty of assembly.

In some embodiments, a side surface of the connecting rod facing away from the stabilizer bar extends obliquely in a direction from bottom to top toward a direction in which the stabilizer bar is located.

In some embodiments, the surface of the connecting rod is formed with a recessed groove extending along the length of the connecting rod.

In some embodiments, the central axis of the first through hole is horizontally disposed, the central axis of the second through hole is horizontally disposed, and the central axis of the first through hole is perpendicular to the central axis of the second through hole.

In some embodiments, the connecting rod is integrally formed, and/or the connecting rod is an aluminum piece.

In some embodiments, the vehicle stabilizer bar assembly further comprises: the guide arm, be formed with on the guide arm and link up the second connecting hole of guide arm, the second connecting hole is interior to inlay and is equipped with the bush, the connecting rod with the guide arm passes through the fastener the bush with the second connecting hole links to each other.

In some embodiments, the outer peripheral wall of the end of the pin boss far away from the stabilizer bar is formed with a boss extending outward in the radial direction of the second through hole, the connecting rod is formed with a positioning groove surrounding the second through hole, the positioning groove is located at the end of the second through hole far away from the stabilizer bar, the radially inner side of the positioning groove communicates with the second through hole, and the boss abuts against the bottom wall of the positioning groove.

In some embodiments, a side surface of the pin boss remote from the stabilizer bar is formed with a plurality of reinforcing ribs, and the plurality of reinforcing ribs are arranged in order in a circumferential direction of the second through hole.

In some embodiments, a peripheral wall of the pin holder is formed with a cutout groove that penetrates the peripheral wall of the pin holder and communicates with the fitting cavity, the cutout groove including a plurality of the cutout grooves arranged at intervals in a circumferential direction of the second through hole.

According to the utility model discloses vehicle of second aspect, include according to the utility model discloses the vehicle stabilizer bar assembly of above-mentioned first aspect.

According to the utility model discloses a vehicle, through setting up the vehicle stabilizer bar assembly of above-mentioned first aspect, for the vehicle provides bigger swing rigidity and rotational stiffness, the product that has improved the vehicle can property ability and quality, has promoted the travelling comfort of vehicle, has prolonged life, has reduced part quantity, has reduced the part cost, has alleviateed automobile body weight, and is economical and reliable.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic view of a vehicle stabilizer bar assembly according to an embodiment of the present invention;

FIG. 2 is a schematic view of a partially enlarged view of the vehicle stabilizer bar assembly shown in FIG. 1;

FIG. 3 is a schematic view of the connecting rod shown in FIG. 2;

FIG. 4 is a schematic view of a pin boss;

FIG. 5 is a schematic view of another perspective of the pin boss.

Reference numerals:

100. a vehicle stabilizer bar assembly;

1. a stabilizer bar; 11. a first connection hole;

2. a connecting rod; 21. a first through hole;

22. a second through hole; 221. positioning a groove; 23. a groove;

3. a guide arm; 31. a second connection hole;

4. a ball head assembly; 41. a pin boss; 411. a mating cavity; 412. a boss; 413. reinforcing ribs; 414. a notch groove;

42. a ball stud; 43. a dust cover; 44. mounting a clamp spring; 45. a lower clamp spring;

5. a bushing.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

A vehicle stabilizer bar assembly 100 according to an embodiment of the present invention is described below with reference to fig. 1 to 5.

As shown in fig. 2, a vehicle stabilizer bar assembly 100 according to an embodiment of the present invention includes: stabilizer bar 1, connecting rod 2 and ball head subassembly 4.

Specifically, stabilizer bar 1 extends along the left and right direction, stabilizer bar 1's both ends are formed with first connecting hole 11, connecting rod 2 extends along vertical direction, connecting rod 2's lower extreme is formed with first through-hole 21 and the upper end is formed with second through-hole 22, ball head subassembly 4 includes key seat 41 and ball head round pin 42, key seat 41 is integrated into one piece, key seat 41 is fixed with connecting rod 2 in locating second through-hole 22, key seat 41 is formed with cooperation chamber 411, the ball head of ball head round pin 42 is located in cooperation chamber 411, ball head round pin 42's round pin axle passes first connecting hole 11 and links to each other with stabilizer bar 1.

That is, referring to fig. 1 and 2, a vehicle stabilizer bar assembly 100 includes a stabilizer bar 1, a connecting rod 2, and a ball head assembly 4, the stabilizer bar 1 extends in a left-right direction, a first connection hole 11 is formed at each of left and right ends of the stabilizer bar 1, the connecting rod 2 extends in an up-down direction, a first through hole 21 is formed at a lower end of the connecting rod 2, a second through hole 22 is formed at an upper end of the connecting rod 2, the ball head assembly 4 includes a pin boss 41 and a ball head pin 42, the pin boss 41 is disposed in the second through hole 22, and the pin boss 41 is fixedly connected to the connecting rod 2, the pin boss 41 is an integrally formed part and is formed with a fitting cavity 411, a ball head of the ball head pin 42 is disposed in the fitting cavity 411, and a pin shaft of the ball head pin 42 passes through the first connection hole 11 and is connected to the stabilizer bar 1. Therefore, the pin boss 41 is integrally designed, the number of parts is reduced, and the cost of the parts is reduced.

According to the utility model discloses vehicle stabilizer bar assembly 100 through the key seat 41 that sets up the integrated design, when possessing the bulb of parcel bulb round pin 42, still has the effect of supporting bulb round pin 42, and the integrated design has reduced the quantity of part, has reduced the cost of part, has alleviateed the weight of whole car, and has improved the structural strength of part, simple structure, and the assembly of being convenient for has reduced the degree of difficulty of assembly.

In some embodiments of the present invention, referring to fig. 3, in the direction from bottom to top, a side surface of the connecting rod 2 deviating from the stabilizer bar 1 extends obliquely towards the direction of the stabilizer bar 1, so as to form an avoiding space, avoid influencing the assembly of surrounding parts, and reduce the assembly volume of the parts inside the vehicle.

In some embodiments of the present invention, the surface of the connecting rod 2 is formed with a recessed groove 23, the groove 23 extending along the length direction of the connecting rod 2. From this, recess 23 has further alleviateed the weight of connecting rod 2, and then has alleviateed the weight of whole car, and recess 23 simple structure, and the manufacturing of being convenient for has reduced the production degree of difficulty of connecting rod 2, has reduced the manufacturing cost of connecting rod 2.

In some embodiments of the present invention, referring to fig. 3, the central axis of the first through hole 21 is horizontally disposed, the central axis of the second through hole 22 is horizontally disposed, and the central axis of the first through hole 21 is perpendicular to the central axis of the second through hole 22. From this, the structural design of connecting rod 2 is ingenious, has guaranteed vehicle stabilizer bar assembly 100's structural integrity, and is convenient for production and assembly, has reduced the production degree of difficulty and the assembly degree of difficulty.

In some embodiments of the present invention, the connecting rod 2 is integrally formed, and/or the connecting rod 2 is an aluminum member. From this, connecting rod 2 integrated into one piece has guaranteed the structural strength of connecting rod 2, and connecting rod 2 forms to aluminium material spare, and the density of aluminium is lower, and connecting rod 2's weight is lower under the condition with the volume, and the intensity of aluminium is higher, like this, when having reduced connecting rod 2's weight, has guaranteed the intensity of spare part, has ensured the security performance of vehicle, has prolonged the life of vehicle.

Alternatively, the connecting rod 2 is made by casting or forging.

In some embodiments of the present invention, referring to fig. 2, the vehicle stabilizer bar assembly 100 further includes: the guide arm 3, be formed with the second connecting hole 31 that link up guide arm 3 on the guide arm 3, the embedded bush 5 that is equipped with of second connecting hole 31, connecting rod 2 passes through bush 5 with guide arm 3 through the fastener and links to each other with second connecting hole 31. Therefore, the ball head or the bush 5 is cancelled at the upper end of the connecting rod 2, the upper end of the connecting rod 2 is only provided with the second through hole 22, and the bush 5 is arranged in the second connecting hole 31 of the guide arm 3, so that the swing rigidity and the rotation rigidity are further increased, and the comfort of the whole vehicle is improved.

In some embodiments of the present invention, as shown in fig. 3-5, the outer peripheral wall of the pin boss 41 away from the end of the stabilizer bar 1 is formed with a boss 412 extending radially outward along the second through hole 22, the connecting rod 2 is formed with a positioning groove 221 surrounding the second through hole 22, the positioning groove 221 is located at the end of the second through hole 22 away from the stabilizer bar 1, the radially inner side of the positioning groove 221 communicates with the second through hole 22, and the boss 412 abuts against the bottom wall of the positioning groove 221. Therefore, the connecting structure of the pin boss 41 and the connecting rod 2 is simple, and assembly and maintenance are convenient.

In some embodiments of the present invention, a side surface of the pin boss 41 away from the stabilizer bar 1 is formed with a plurality of reinforcing ribs 413, and the plurality of reinforcing ribs 413 are sequentially arranged in the circumferential direction of the second through hole 22. Thus, the pin boss 41 is simple in overall structure, and the reinforcing rib 413 increases the structural strength of the pin boss 41, thereby improving the structural safety of the vehicle stabilizer bar assembly 100.

In some embodiments of the present invention, the circumferential wall of the pin holder 41 is formed with a notched groove 414, the notched groove 414 penetrates the circumferential wall of the pin holder 41 and communicates with the fitting cavity 411, the notched groove 414 includes a plurality of, and the plurality of notched grooves 414 are arranged at intervals in the circumferential direction of the second through hole 22. Thus, the pin boss 41 is deformed to hold the ball of the ball stud 42 during assembly, thereby increasing the structural stability and safety of the ball assembly 4 and preventing the vehicle stabilizer bar assembly 100 from being broken during use.

Preferably, the pin seat 41 and the connecting rod 2 are fixedly connected by riveting and sealing.

A vehicle stabilizer bar assembly 100 according to one embodiment of the present invention will be described with reference to fig. 1 to 5.

Referring to fig. 1 to 5, a vehicle stabilizer bar assembly 100 includes a stabilizer bar 1, a connecting rod 2, a guide arm 3, and a ball head assembly 4.

Specifically, stabilizer bar 1 extends in the left-right direction, stabilizer bar 1's left end and right-hand member all are formed with first connecting hole 11, connecting rod 2 integrated into one piece extend along upper and lower direction, connecting rod 2's lower extreme is formed with first through-hole 21, connecting rod 2's upper end is formed with second through-hole 22, the equal level of the central axis of first through-hole 21 and second through-hole 22 sets up and mutually perpendicular, be formed with the recess 23 that extends along connecting rod 2's length direction on connecting rod 2's the right side surface, on the direction from down up, connecting rod 2's right side surface extends towards the direction slope at stabilizer bar 1 place, be formed with the second connecting hole 31 that link up guide arm 3 on the guide arm 3, the embedded bush 5 that is equipped with of second connecting hole 31, connecting rod 2 passes through bush 5 and second connecting hole 31 with guide arm 3 through the bolt and links to each other.

Ball head assembly 4 includes key seat 41, bulb round pin 42, dust cover 43, go up jump ring 44 and lower jump ring 45, key seat 41 is located in second through-hole 22, and key seat 41 and connecting rod 2 fixed connection, key seat 41 is integrated into one piece and is formed with cooperation chamber 411, the bulb of bulb round pin 42 is established in cooperation chamber 411, the round pin axle of bulb round pin 42 passes first connecting hole 11 and links to each other with stabilizer bar 1, the periphery wall of the right-hand member of key seat 41 is formed with boss 412, the interior border of the second through-hole 22 of connecting rod 2 is formed with constant head tank 221, boss 412 is connected with the diapire butt of constant head tank 221, key seat 41 is formed with eight strengthening ribs 413, the periphery wall of key seat 41 is formed with three breach groove 414.

During assembly, the guide arm 3 is connected with the connecting rod 2 through the bushing 5 and the bolt, and the stabilizer bar 1 is connected with the connecting rod 2 through the ball head assembly 4.

According to a second aspect embodiment of the present invention, a vehicle includes a vehicle stabilizer bar assembly 100 according to the first aspect embodiment of the present invention.

According to the utility model discloses the vehicle through setting up the vehicle stabilizer bar assembly 100 of above-mentioned first aspect embodiment, provides bigger swing rigidity and rotational stiffness for the vehicle, has improved the product of vehicle and can the nature and quality, has promoted the travelling comfort of vehicle, has prolonged life, has reduced part quantity, has reduced part cost, has alleviateed automobile body weight, and is economical and reliable.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A vehicle stabilizer bar assembly, comprising:

the stabilizer bar extends along the left-right direction, and two ends of the stabilizer bar are provided with first connecting holes;

the connecting rod extends along the vertical direction, a first through hole is formed at the lower end of the connecting rod, and a second through hole is formed at the upper end of the connecting rod;

the ball head assembly, the ball head assembly includes key seat and bulb round pin, the key seat is integrated into one piece spare, the key seat is located in the second through-hole with the connecting rod is fixed, the key seat is formed with the cooperation chamber, the bulb of bulb round pin is located the cooperation intracavity, the round pin axle of bulb round pin passes first connecting hole with the stabilizer bar links to each other.

2. The vehicle stabilizer bar assembly according to claim 1, wherein a side surface of the connecting rod facing away from the stabilizer bar extends obliquely in a direction from below to above toward a direction in which the stabilizer bar is located.

3. The vehicle stabilizer bar assembly as recited in claim 1, wherein a surface of the connecting rod is formed with a recessed groove extending along a length of the connecting rod.

4. The vehicle stabilizer bar assembly of claim 1, wherein a central axis of the first through-hole is disposed horizontally, a central axis of the second through-hole is disposed horizontally, and the central axis of the first through-hole is perpendicular to the central axis of the second through-hole.

5. A vehicle stabilizer bar assembly according to claim 1, characterized in that the connecting rod is integrally formed and/or the connecting rod is an aluminum member.

6. A vehicle stabilizer bar assembly according to any one of claims 1-5, characterized in that it further comprises: the guide arm is provided with a second connecting hole penetrating through the guide arm, a bushing is embedded in the second connecting hole, and the connecting rod and the guide arm penetrate through the bushing and the second connecting hole through a fastener.

7. The vehicle stabilizer bar assembly according to any one of claims 1-5, wherein an outer peripheral wall of an end of the pin boss remote from the stabilizer bar is formed with a boss extending outward in a radial direction of the second through-hole, the connecting rod is formed with a positioning groove surrounding the second through-hole, the positioning groove is located at the end of the second through-hole remote from the stabilizer bar, a radially inner side of the positioning groove communicates with the second through-hole, and the boss abuts against a bottom wall of the positioning groove.

8. The vehicle stabilizer bar assembly according to claim 1, wherein a side surface of the pin boss remote from the stabilizer bar is formed with a plurality of reinforcing ribs, the plurality of reinforcing ribs being arranged in order in a circumferential direction of the second through-hole.

9. The vehicle stabilizer bar assembly according to claim 1, characterized in that a peripheral wall of the pin boss is formed with a notched groove that penetrates the peripheral wall of the pin boss and communicates with the fitting cavity, the notched groove including a plurality of the notched grooves arranged at intervals in a circumferential direction of the second through-hole.

10. A vehicle comprising a vehicle stabilizer bar assembly according to any one of claims 1-9.