CN217271412U - Bush, ball hinge and stabilizer bar connecting rod - Google Patents

Abstract

The utility model provides a connecting rod of a bushing, a ball hinge and a transverse stabilizer bar, the bushing comprises a plurality of bushing split bodies which are arranged at intervals around the same axis, and a connecting body connected between the bottoms of the plurality of bushing split bodies; a ball cavity with an open top is formed between the connecting body and the plurality of lining split bodies; the connector can elastically deform when the opening is opened and can drive the opening to reset. The bush, through a plurality of bush components of a whole that can function independently of the same axis interval arrangement of ring to and connect the connector that can elastic deformation between a plurality of bush components of a whole that can function independently bottoms, can alleviate and absorb the deflection at the in-process of bush assembly, thereby improve the rigidity of bush, reduce the bush by the emergence of crushing problem in the assembly, and do benefit to the qualification rate and the assembly efficiency that improve the bush assembly, and the reliability of bush.

Description

Bush, ball hinge and stabilizer bar's connecting rod

Technical Field

The utility model relates to an automobile parts technical field, in particular to bush. And simultaneously, the utility model discloses still relate to a ball hinge with this bush. Additionally, the utility model discloses still relate to a connecting rod of stabilizer bar with this ball hinge.

Background

At present, in order to prevent the vehicle from turning or laterally rolling when the vehicle is in an uneven working condition, and to improve the driving smoothness, a stabilizer bar is usually added on the vehicle. The transverse stabilizer bar is a torsion bar spring made of spring steel, the middle part of the stabilizer bar is hinged with the auxiliary frame by a rubber shaft sleeve, and the two ends of the stabilizer bar are respectively fixed on a left lower supporting arm or a right lower supporting arm or a shock absorber sliding column through connecting rods. Wherein, one end or two ends of the connecting rod are in a spherical hinge structure so as to transmit torque or moment on two sides of the vehicle body.

The connecting rod of the transverse stabilizer bar can be made of metal materials or plastic materials. The connecting rod made of metal materials is subjected to anti-corrosion treatment after welding and then is assembled and molded through parts. The connecting rod made of plastic material is directly assembled and molded after the injection molding base body.

In the prior art, the ball hinge has the following defects in structure:

(1) in order to improve the rigidity of the ball hinge in the connecting rod of the transverse stabilizer bar, the diameter of the ball head needs to be increased, so that the shell of the ball pin seat is large, and finally the ball hinge cannot be arranged in the space of a partially compact suspension vehicle type.

(2) Be equipped with a plurality of technology drawing of patterns grooves of being convenient for carry out the drawing of patterns to it on the bush for the appearance chamber in the bush is mostly oval chamber, and its effective area of contact with the bulb is little, leads to ball hinge wearing and tearing durability poor, and the life cycle is short.

(3) The liner is in production and processing process, and the deformation of the inner cavity of the liner is large after injection molding and demolding, and the roundness of the inner cavity is poor, so that the use effect of the ball hinge is influenced.

(4) When the ball hinge is packaged, the rigidity of the lining is poor, so that the lining is easy to crush, and the production beat and the production efficiency are influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a bushing to improve rigidity of the bushing and reduce the occurrence of the problem that the bushing is crushed during assembly.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a bushing comprises a plurality of bushing split bodies and connecting bodies, wherein the bushing split bodies are arranged on the same axis of a ring at intervals, and the connecting bodies are connected among the bottoms of the bushing split bodies; the connecting body and the plurality of the lining split bodies form a ball cavity with an open top in an enclosing manner; the connecting body can elastically deform when the opening is stretched, and can drive the opening to reset.

Further, the connecting body is provided with a plurality of arc-shaped connecting arms arranged around the axis; the connecting arms are respectively connected with the bush split bodies in a one-to-one correspondence mode.

Furthermore, the bottom of each bush split body is respectively provided with a through hole; each of the connecting arms is connected to the corresponding bushing split body across the through hole.

Further, the bush components are oppositely arranged.

Further, an oil storage channel is formed between two adjacent split bush bodies; and an oil storage groove communicated with the oil storage channel is arranged on the inner peripheral wall of at least one of the split bushings.

Further, the oil storage tank comprises a first oil storage tank which is arranged around the circumference of the lining split body; and/or the oil storage groove comprises a second oil storage groove which is arranged along the axial direction of the lining split body, and the second oil storage groove at least penetrates through the bottom of the lining split body.

Furthermore, at least one of the bush split bodies is provided with a reinforcing rib.

Furthermore, a limiting part which is arranged along the radial direction of the lining split body in a protruding way is arranged on the peripheral wall of at least one lining split body; the limiting part is used for limiting the axial movement of the bush split in the ball pin seat.

Compared with the prior art, the utility model discloses following advantage has:

the bush, through a plurality of bush components of a whole that can function independently of the same axis interval arrangement of ring to and connect the connector that can elastic deformation between a plurality of bush components of a whole that can function independently bottoms, can alleviate and absorb the deflection at the in-process of bush assembly, and can improve the rigidity of bush, thereby improve the rigidity of bush, reduce the bush by the emergence of crushing problem in the assembly, and do benefit to the qualification rate and the assembly efficiency that improve the bush assembly, and the reliability of bush.

In addition, the arc-shaped connecting arm is simple in structure, convenient to implement and good in deformation effect. Each connecting arm respectively crosses the through hole and is connected with the corresponding bush in a split way, which is beneficial to further improving the elastic deformation effect of the connecting body. The split bodies of the bush are oppositely arranged, so that the effective contact area of the ball cavity and the ball head arranged in the ball cavity is favorably increased, the stress on the surface of the bush is reduced, and the service life of the bush is favorably prolonged.

In addition, the oil storage channel is beneficial to lubricating the ball head arranged in the ball cavity and is beneficial to prolonging the service life of the bushing. The first oil storage tank and/or the second oil storage tank are simple in structure, and the lubricating effect of the ball head arranged in the ball cavity is improved. The arrangement of the reinforcing ribs is beneficial to improving the structural strength of the split bushing. The limiting part limits the split of the bushing in assembly by limiting the axial movement of the split of the bushing in the ball pin seat, so that the split of the bushing is favorably improved in assembly effect.

In addition, another object of the present invention is to provide a ball hinge, which includes a ball pin seat, the bushing, the ball pin and the sealing assembly; the ball pin base is provided with a containing cavity, the two ends of the containing cavity are respectively provided with an upper opening and a lower opening, and the lining is contained in the containing cavity; the ball head of the ball pin is hinged in the ball cavity, and the pin rod of the ball pin extends out of the upper opening; the seal assembly has a gland sealingly connected to the lower opening and a dust boot sealingly connected between the pin and the upper opening.

Ball hinge, through install above bush in ball round pin seat, not only do benefit to the specification that reduces ball hinge to improve ball hinge's rigidity, still do benefit to the assembly qualification rate and the assembly efficiency that improve ball round pin chain simultaneously, and have better practicality.

Furthermore, another object of the present invention is to provide a connecting rod of a stabilizer bar, comprising a connecting rod body, the connecting rod further comprises a ball hinge fixedly connected to at least one end of the connecting rod body, and the connecting rod body is fixedly connected to the ball pin seat.

Stabilizer bar's connecting rod, through setting up as above ball hinge, do benefit to the specification that reduces ball hinge to can be suitable for to arrange on the comparatively compact suspension motorcycle type in space, simultaneously, still do benefit to the stability and the reliability that improve connecting rod in use.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a bushing according to a first embodiment of the present invention at a viewing angle;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a schematic structural view of a bushing according to a first embodiment of the present invention from another perspective;

fig. 4 is a schematic structural diagram of a ball hinge according to a second embodiment of the present invention at an angle of view;

fig. 5 is a schematic structural diagram of a ball hinge according to a second embodiment of the present invention at another viewing angle;

FIG. 6 is a top view of FIG. 5;

FIG. 7 is a sectional view taken along line A-A of FIG. 6;

fig. 8 is a schematic structural view of a connecting rod of a stabilizer bar according to a third embodiment of the present invention.

Description of reference numerals:

1. a bushing; 2. a ball pin seat; 3. a dust cover; 4. a ball pin; 5. a gland; 6. a connecting rod body;

101. the bushing is split; 1011. a side wall; 1012. a bottom wall; 1013. a limiting bulge; 1014. reinforcing ribs; 1015. a through hole; 1016. an oil storage channel; 1017. a second oil reservoir; 1018. a first oil reservoir; 102. a linker; 1021. a connecting arm;

301. a first insert ring; 3011. a clamp spring; 302. a second insert ring; 3021. a collar;

401. a pin rod; 402. a ball head; 403. an annular projection;

o, axis.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that if terms indicating directions or positional relationships such as "up", "down", "inside", "back", etc. appear, they are based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

The embodiment relates to a bushing, and the bushing 1 comprises a plurality of bushing split bodies 101 arranged at intervals on the same axis O of a ring and a connecting body 102 connected between the bottoms of the plurality of bushing split bodies 101 in an integral structure. The connecting body 102 and the plurality of bushing blocks 101 are formed with an open-topped ball cavity therebetween. The connecting body 102 can elastically deform when the opening is expanded, and can drive the opening to reset.

The bushing 1 of the present embodiment is applied to a ball joint structure of a connecting rod of a stabilizer bar, a control arm ball pin and control arm assembly, a steering inner/outer tie rod assembly, and the like. The bushing 1 can be installed in the ball socket 2 of the ball hinge and is provided with the ball head 402 through the ball cavity of the bushing, so that the ball head 402 can rotate or swing in the ball cavity.

An exemplary result of the bushing 1 according to the present embodiment is shown in fig. 1 to 3, based on the general description above. The bushing dividing bodies 101 in this embodiment are two oppositely arranged, and the axis O is a common axis O of the two bushing dividing bodies 101. Here, the bushing 1 only includes two bushing split bodies 101, which is beneficial to increasing the effective contact area between the ball cavity and the ball head 402, and reducing the stress on the surface of the bushing 1, thereby reducing the abrasion of the ball head 402 to the bushing 1, and further being beneficial to prolonging the service life of the bushing 1.

As shown in fig. 1, each of the bushing partitions 101 has a side wall 1011 disposed circumferentially around the ring axis O, and a bottom wall 1012 connected to a bottom end of the side wall 1011. The inner circumferential wall of each bushing split body 101 is spherical, so as to facilitate forming the spherical cavity. The outer peripheral wall of the top of the side wall 1011 of each bushing split body 101 is also arc-shaped, so as to facilitate the installation of the bushing 1 in the ball pin seat 2.

The connecting body 102 in this embodiment is located on the axis O, and the connecting body 102 has two arc-shaped connecting arms 1021 arranged around the axis O, and the two connecting arms are arranged symmetrically. The connecting arm 1021 is preferably a sheet-like structure and is arcuate in shape as the connecting arm 1021 bows downward. Here, the arc-shaped connecting arm 1021 is not only simple in structure and convenient to implement, but also has a good deformation effect, so that each bushing split body 101 can be driven to move, and deformation of the bushing 1 in the assembling process can be relieved and absorbed. In order to improve the stability of the connecting body 102 in use, the free ends of the connecting arms 1021 are connected to the middle of the side of the bottom wall 1012 of the split bushing body 101.

In specific implementation, the bushing split body 101 and the connecting body 102 in this embodiment are both injection molded by plastic materials. For example, the material is made of polyformaldehyde to have a good molding effect. It can be understood that the number of the bushing splitting bodies 101 in this embodiment can be adaptively increased according to the use requirement, in this case, the connecting arms 1021 on the connecting body 102 are also a plurality of the ring axis O, and the plurality of the connecting arms 1021 are respectively connected with the bottoms of the plurality of the bushing splitting bodies 101 in a one-to-one correspondence manner.

In order to further improve the elastic deformation effect of the connection body 102, in the present embodiment, the bottom of each of the bushing division bodies 101 is provided with a through hole 1015, and each of the through holes 1015 penetrates in the axial direction of the bushing division body 101. Each connection arm 1021 is connected to the corresponding bush division body 101 across the through hole 1015. As shown in fig. 2 and 3, each through hole 1015 is disposed on the bottom wall 1012 and penetrates to a side surface of the bottom wall 1012 to facilitate connection of the connection arm 1021. The through hole 1015 has a simple structure, is easy to implement, and is beneficial to extending the length of the connecting arm 1021, thereby achieving the effect of improving the elastic deformation of the connecting body 102.

In the present embodiment, an oil storage passage 1016 is formed between two adjacent liner division bodies 101, and an oil storage groove communicating with the oil storage passage 1016 is provided in an inner peripheral wall of at least one of the liner division bodies 101. The oil storage channel 1016 and the oil storage groove are beneficial to storing and flowing of lubricating oil, so that the lubricating effect on the ball head 402 in the ball cavity is improved.

In particular, referring to fig. 1 and 2, the oil storage passage 1016 is formed between the side surfaces of the side walls 1011 and between the side surfaces of the bottom walls 1012. Each of the through holes 1015 communicates with the oil reservoir passage 1016, thereby also contributing to an increase in oil reservoir capacity and lubrication effect. In this embodiment, the two bushing splitting bodies 101 are provided with oil storage grooves, where the oil storage grooves include a first oil storage groove 1018 circumferentially arranged on the top of the inner peripheral wall of the ring bushing splitting body 101 and a second oil storage groove 1017 axially arranged along the bushing splitting body 101, and the second oil storage groove 1017 extends upward to the top end of the side wall 1011 and downward to the side surface of the bottom wall 1012, so as to penetrate through the two ends of the bushing splitting body 101.

Preferably, the second oil reservoir 1017 is a plurality of circumferentially spaced apart ring axes O, and the second oil reservoir 1017 communicates with the first oil reservoir 1018. In this embodiment, the first oil storage groove 1018 and the plurality of second oil storage grooves 1017 are beneficial to increasing the lubrication area of the ball head 402, so as to further improve the lubrication effect.

It should be noted that the oil reservoir in the present embodiment may be provided in only one liner division body 101, and only the first oil reservoir 1018 or the second oil reservoir 1017 may be provided in the liner division body 101. The second oil reservoir 1017 may extend only through the bottom of the liner division 101, and may communicate with the oil reservoir passage 1016. The first oil reservoir 1018 may be provided at a position other than the top of the side wall 1011 in the bushing split body 101 according to the use requirement.

In order to further improve the structural strength of the bush 1, in the present embodiment, at least one of the bush split bodies 101 is provided with a plurality of ribs 1014. As shown in fig. 3, the bottom walls 1012 of the two hub division bodies 101 are each provided with a reinforcing rib 1014, and preferably, the reinforcing ribs 1014 are provided in a plurality at intervals in the circumferential direction. The reinforcing rib 1014 has simple structure, is beneficial to processing and forming and has good use effect. It can be understood that, in the specific implementation, the position and arrangement of the reinforcing ribs 1014 can be selected according to the use requirement, as long as the effect of improving the structural strength of the bushing 1 can be achieved.

In addition, in this embodiment, at least one of the bushing dividing bodies 101 has a limiting portion provided on the outer peripheral wall thereof and protruding radially outward of the bushing dividing body 101, and the limiting portion is used for limiting the axial movement of the bushing dividing body 101 in the ball pin seat 2. The specific structure is shown in combination with fig. 2 and 3. Both the two separate bushing bodies 101 are provided with a position-limiting portion, and preferably, the position-limiting portion includes a position-limiting protrusion 1013 provided at the bottom of the side wall 1011. The simple structure of spacing arch 1013 does benefit to machine-shaping, and installs at ball key seat 2's in-process at bush 1, can realize the spacing to the installation of bush 1 through each spacing arch 1013 and ball key seat 2's butt.

When the ball head 402 is arranged in the ball cavity, the extrusion force of the ball head 402 forms the external force, the opening pushes the lining split bodies 101 outwards due to the extrusion force of the ball head 402, the tops of the pushed lining split bodies 101 are outwards turned, the connecting arms 1021 on the connecting body 102 elastically deform and store energy until the opening is enlarged until the ball head 402 can pass through and enter the lining 1, at the moment, the connecting arms 1021 on the connecting body 102 release the energy storage to drive the lining split bodies 101 to be close to and return, and the opening is also restored to the initial state.

When the ball head 402 in the ball cavity is taken out, the opening still pushes the lining split bodies 101 outwards due to the extrusion force of the ball head 402 so as to be expanded, the tops of the pushed lining split bodies 101 are outwards turned, the connecting arms 1021 on the connecting body 102 elastically deform and store energy until the opening is expanded until the ball head 402 can be separated from the lining 1, and at the moment, the connecting arms 1021 on the connecting body 102 release the energy storage due to disappearance of the extrusion force so as to drive the lining split bodies 101 to be close to and return, and the opening is also reset to an initial state.

In this embodiment, a plurality of bushing split bodies 101 are used at intervals, so that the convenience of demolding of the bushing 1 in the injection molding process is further facilitated, and the spherical cavity is not easily deformed to the ellipsoidal cavity in the demolding process, so that the roundness of the spherical cavity in the bushing 1 is facilitated to be improved, and the wear resistance of the bushing 1 in use is further facilitated to be improved.

The bushing 1 in this embodiment, the plurality of bushing sub-bodies 101 arranged at intervals along the same axis O of the ring, and the connecting body 102 connected between the bottoms of the plurality of bushing sub-bodies 101 and capable of elastically deforming can alleviate and absorb the deformation between the bushing 1 and the ball pin boss 2 and between the bushing 1 and the ball 402 by the deformation of the connecting body 102 and the reduction of the distance between two adjacent bushing sub-bodies 101 in the process of assembling the bushing 1, and improve the rigidity of the bushing 1, thereby improving the rigidity of the bushing 1, reducing the occurrence of the problem that the bushing 1 is crushed during the assembling, and facilitating the improvement of the qualification rate and the assembling efficiency of the assembling of the bushing 1, and the reliability of the bushing 1.

Example two

The present embodiment relates to a ball hinge, which comprises a ball pin seat 2, a bushing 1, a ball pin 4 and a sealing assembly in the first embodiment. The ball pin seat 2 is provided with a containing cavity with an upper opening and a lower opening at two ends respectively, and the lining 1 is contained in the containing cavity. The ball head 402 of the ball pin 4 is hinged in the ball cavity, and the pin rod 401 of the ball pin 4 extends out of the upper opening. The seal assembly seal has a gland 5 sealingly connected to the lower opening and a dust boot 3 sealingly connected between the pin 401 and the upper opening.

An exemplary structure of the ball hinge in this embodiment is shown in fig. 4 to 7, in which the ball socket 2 and the ball pin 4 and the sealing assembly can be constructed as well as those well known in the art. The ball pin seat 2 is cylindrical, the top of the inner cavity is arc-shaped, the other parts are cylindrical, and the ball pin 4 guarantees the moment of the ball hinge through the interference fit between the cavity and the outer wall of the bushing 1. The ball pin base 2 is generally formed by processing a high-quality low-carbon steel cold extrusion or cold drawing steel pipe.

The bush 1 is installed in the cavity of the ball pin seat 2 through the lower opening, and the limit protrusion 1013 on the bush 1 which is assembled in place abuts against the bottom end of the ball pin seat 2. As shown in fig. 7, the bottom of the ball pin seat 2 is provided with a riveting surface, and the gland 5 is riveted on the riveting surface. The gland 5 is simple in structure, and is convenient for realizing sealing of a lower opening and installation of the bushing 1 in the accommodating cavity.

The ball pin 4 in this embodiment is made of alloy steel material, and is formed by cold heading, heat treatment, and machining. The ball head 402 in this embodiment has one degree of freedom of rotation and two degrees of freedom of oscillation within the bushing 1. The pin shank 401 of the ball pin 4 is formed with a neck section at one end near the ball head 402, and an annular projection 403 is provided on the other side of the neck section with respect to the ball head 402. As shown in fig. 7, the dust cover 3 is fitted over the pin 401 and connected to the upper opening edge. This dust cover 3 preferably adopts rubber materials to make, and the middle part of its self sets up along radially bulging, and has sealed effect, does benefit to and prevents that foreign matter such as silt from getting into inside the ball hinge.

In order to facilitate the sealing of the dust cap 3, in this embodiment, a first fitting groove is provided at the bottom of the annular projection 403, and a second fitting groove is provided on the outer peripheral wall of the top of the ball pin holder 2. A first insert ring 301 and a second insert ring 302 that are respectively fitted into the first insert groove and the second insert groove are formed at the bottom and the top of the dust cover 3, respectively.

The first ring insert 301 and the second ring insert 302 are fastened and connected by a fastener. During specific implementation, the fastener can adopt jump ring 3011 or clamp to with the top of dust cover 3 and bottom chucking respectively on pin rod 401 and ball pin seat 2, and can prevent droing of dirt proof boot, and realize the sealed effect of dirt proof boot. For example, the first insert ring 301 is clamped in the first insert groove via two laminated clamp springs 3011, and the second insert ring 302 is clamped in the second insert groove via two laminated clamp rings 3021.

The ball hinge of this embodiment installs as above through in ball key seat 2 bush 1, not only does benefit to the specification that reduces the ball hinge to improve ball hinge's rigidity, still do benefit to the assembly qualification rate and the assembly efficiency that improve ball hinge simultaneously, and have better practicality.

EXAMPLE III

The embodiment relates to a connecting rod of a transverse stabilizer bar, which comprises a connecting rod body 6 and a ball hinge fixedly connected to at least one end of the connecting rod body 6. And the connecting rod body 6 is fixedly connected with the ball pin seat 2.

In a specific structure, referring to fig. 8, in this embodiment, ball hinges are connected to both ends of the connecting rod body 6, and the connecting rod body 6 is fixedly connected to the ball pin bases 2 of the two ball hinges respectively, so as to facilitate the transmission of the load and the torque of the connecting rod. And the ball pins 4 located at both ends of the link body 6 in the connected state are oriented oppositely.

The connecting rod of the transverse stabilizer bar in the embodiment is beneficial to reducing the specification of the ball hinge by connecting the ball hinge on the connecting rod body 6, thereby being suitable for a suspension vehicle type with compact arrangement space and simultaneously being beneficial to improving the stability and the reliability of the connecting rod in use.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A bushing, characterized by:

the device comprises a plurality of lining split bodies (101) which are arranged at intervals on the same axis (O) of a ring, and a connecting body (102) connected between the bottoms of the lining split bodies (101);

a ball cavity with an open top is formed between the connecting body (102) and the bushing split bodies (101);

the connecting body (102) can elastically deform when the opening is expanded and can drive the opening to reset.

2. The bushing of claim 1, wherein:

the connecting body (102) has a plurality of arc-shaped connecting arms (1021) arranged around the axis (O);

the connecting arms (1021) are respectively connected with the bushing split bodies (101) in a one-to-one correspondence mode.

3. The bushing of claim 2, wherein:

the bottom of each lining split body (101) is provided with a through hole (1015);

each of the connecting arms (1021) extends across the through hole (1015) and is connected to the corresponding bushing split body (101).

4. The bushing of claim 1, wherein:

the two bushing split bodies (101) are oppositely arranged.

5. The bushing of claim 1 wherein:

an oil storage channel (1016) is formed between every two adjacent lining split bodies (101);

an oil storage groove communicated with the oil storage channel (1016) is arranged on the inner peripheral wall of at least one of the lining split bodies (101).

6. The bushing of claim 5 wherein:

the oil storage groove comprises a first oil storage groove (1018) arranged around the circumferential direction of the lining split body (101); and/or the presence of a gas in the gas,

the oil storage tank comprises a second oil storage tank (1017) arranged along the axial direction of the bushing split body (101), and the second oil storage tank (1017) at least penetrates through the bottom of the bushing split body (101).

7. The bushing of claim 1, wherein:

at least one of the bush split bodies (101) is provided with a reinforcing rib (1014).

8. The bushing of any one of claims 1 to 7, wherein:

a limiting part which is arranged along the radial direction of the lining split body (101) in a protruding way is arranged on the peripheral wall of at least one lining split body (101);

the limiting part is used for limiting the axial movement of the bush split body (101) in the ball pin seat (2).

9. A ball hinge, characterized in that:

comprising a ball pin seat (2), a bushing (1) according to any one of claims 1 to 8, a ball pin (4) and a sealing assembly;

the ball pin seat (2) is provided with a containing cavity, the two ends of the containing cavity are respectively provided with an upper opening and a lower opening, and the lining (1) is contained in the containing cavity;

the ball head (402) of the ball pin (4) is hinged in the ball cavity, and the pin rod (401) of the ball pin (4) extends out of the upper opening;

the seal assembly has a gland (5) sealingly connected to the lower opening and a dust boot (3) sealingly connected between the pin rod (401) and the upper opening.

10. A connecting rod of a stabilizer bar comprises a connecting rod body (6), and is characterized in that:

the connecting rod further comprises the ball hinge of claim 9 fixedly connected to at least one end of the connecting rod body (6), and the connecting rod body (6) is fixedly connected with the ball pin seat (2).

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