CN213734501U

CN213734501U - Suspension assembly provided with steering bearing assembly

Info

Publication number: CN213734501U
Application number: CN202022493620.7U
Authority: CN
Inventors: 吴正斌
Original assignee: Zhejiang Sigma Automotive Suspension Co ltd
Current assignee: Zhejiang Sigma Automotive Suspension Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-20
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a suspension assembly provided with a steering bearing assembly, which comprises a shock absorber assembly, a spring pad, a suspension spring, a dust cover, a buffer block, the steering bearing assembly, a mounting disc assembly and a dust cover; spring pad, suspension spring, dust cover, buffer block, turn to bearing assembly, the mounting panel subassembly all is passed by the bumper shock absorber assembly, wherein the spring pad sets up in the suspension spring both ends, suspension spring surrounds the dust cover, the buffer block sets up in the dust cover, it makes through turning to bearing assembly to turn to bearing assembly setting between spring pad and mounting panel subassembly the utility model discloses realizable function that turns to, the dust cover seals the installation space of mounting panel subassembly, and the last spring pad of spring pad is "C" font and suspension spring laminating, goes up spring pad fixed part and makes it more laminate with the spring assembly spare, goes up the sunken restriction position that makes suspension spring can with by the better spring pad of the last spring pad that sets up on the spring pad simultaneously, makes it be difficult to take place the displacement because of striking or receiving the impact.

Description

Suspension assembly provided with steering bearing assembly

Technical Field

The utility model relates to a manufacturing and designing field of automotive suspension, more specifically the saying so, it relates to a be provided with the suspension assembly that turns to bearing assembly.

Background

The suspension is an important assembly in the automobile, elastically connects a frame and wheels, and is related to various using performances of the automobile; the function is to transmit the force and torque between the wheels and the frame, and buffer the impact force transmitted from the uneven road to the frame or the vehicle body, and reduce the vibration caused by the impact force, so as to ensure the smooth running of the vehicle; the suspension is an automobile assembly which is difficult to achieve the perfect requirement, because the suspension needs to meet the comfort requirement of an automobile, the firmness degree of the suspension, the safety requirement of the suspension and certain requirements on the use durability.

Disclosure of Invention

The utility model overcomes prior art's is not enough, provides a suspension assembly that is provided with and turns to bearing assembly that simple structure, reasonable in design, installation are convenient, the incorruptibility is high.

In order to solve the technical problem, the technical scheme of the utility model as follows:

a suspension assembly provided with a steering bearing assembly comprises a shock absorber assembly, a spring pad, a suspension spring, a dust cover, a buffer block, the steering bearing assembly, a mounting disc assembly and a dust cover; spring pad, suspension spring, dust cover, buffer block, turn to bearing subassembly, mounting disc subassembly all pass by the bumper shock absorber assembly, wherein the spring pad sets up in the suspension spring both ends, suspension spring surrounds the dust cover, the buffer block sets up in the dust cover, turns to the bearing subassembly and sets up between spring pad and mounting disc subassembly, the installation space of mounting disc subassembly is sealed to the dust cover lid, the last spring pad of spring pad is "C" font and the laminating of suspension spring.

Furthermore, the shock absorber assembly comprises a shock absorber body and a shock absorption rod, the shock absorber body and the shock absorption rod are both cylindrical, the shock absorption rod is arranged in the shock absorber body, one end of the shock absorption rod is fixedly connected with the shock absorber body, the other end of the shock absorption rod is provided with an installation extension for fastening a locking nut, and the locking nut fixes the installation plate assembly on the shock absorber assembly; the shock absorber comprises a shock absorber body, a shock absorption rod, shock absorber extending parts and a shock absorber mounting part, wherein the shock absorber mounting part is arranged at one end of the shock absorber body, which is far away from the shock absorption rod, the shock absorber mounting part is integrally U-shaped, an assembly through hole is formed in the assembly part, the shock absorber extending parts are arranged on the shock absorber body, the shock absorber extending parts are arranged on two sides of the shock absorber body and are symmetrically installed relative to the shock absorber body, and installation through holes for installation and fixation are formed in the shock absorber extending parts; the shock absorber body is further provided with a spring assembly part for mounting the suspension spring, the spring assembly part is in an inclined ring shape, the inclination angle of the spring assembly part is 8 degrees, an assembly part extending towards the suspension spring is arranged on the edge of the spring assembly part, and the assembly part extends to attach and wrap the suspension spring.

Further, the suspension spring is a spiral compression spring, surrounds the dust cover, and is provided with spring pads at both ends thereof.

Further, the spring pad comprises an upper spring pad and a lower spring pad, the upper spring pad is arranged in the spring assembly part and comprises an upper spring pad body and an upper spring pad fixing part, the upper spring pad body is in a C-shaped block shape, a lower recess for limiting is arranged at the contact position of the upper spring pad body and the suspension spring, the lower recess is the lower recess of the upper spring pad, the upper spring pad fixing part is arranged on the outer wall of the upper spring pad body, the upper spring pad fixing part is in a C-shaped block shape, the outer walls of the upper spring pad body and the upper spring pad fixing part are in contact and have opposite opening directions, and the upper spring pad fixing part extends towards the assembly part; the lower spring cushion is in a hollow cylindrical shape, the inner space of the lower spring cushion is penetrated by the shock absorber assembly, and the lower spring cushion comprises a lower spring cushion body, a lower spring cushion limiting block, a lower spring cushion extending part and a lower spring cushion support; the spring pad body is characterized in that a circle of lower blocky spring pad limiting block and an annular lower spring pad extending portion are arranged on the outer wall of the lower spring pad body, the lower spring pad limiting block is in a quadrangular block shape and is arranged at one end, close to the upper spring pad, of the outer wall of the lower spring pad body, the lower spring pad extending portion is arranged at the other end and is in contact with a suspension spring and a steering bearing assembly respectively, and lower spring pad supporting portions used for supporting the lower spring pad are arranged in the lower spring pad body and the lower spring pad extending portion.

Furthermore, the whole dust cover is in a hollow cylindrical shape, a triangular annular protrusion is arranged on the outer wall of the dust cover, a circle of triangular annular recess is arranged at one end of the dust cover, which is in contact with the shock absorber body, a dust cover reinforcing block is arranged in the annular recess, the dust cover reinforcing block is in a triangular sheet shape, a dust cover connecting part is arranged at one end of the dust cover, which is in contact with the shock absorber body, the other end of the dust cover is a dust cover mounting end, and the dust cover mounting end wraps the steering bearing assembly; the dust cover surrounds the buffer block.

Furthermore, the buffer block is in a circular truncated cone shape, and a through hole is formed in the neutral axis of the buffer block, wherein the through hole is a buffer block through hole; the inner wall in the buffer block through hole is provided with the buffering space of "calabash form" to it is recessed to be provided with the buffering on the outer wall of buffer block, the buffering recessed including first buffering recessed and second buffering recessed, wherein first buffering recessed to be more close to the spring pad than the second buffering recessed.

Further, the steering bearing assembly comprises a bearing body, an upper bearing assembly and a lower bearing assembly; the steering bearing assembly is integrally in a truncated cone shape, the bearing body is wrapped by the upper bearing assembly and the lower bearing assembly, a circle of concave is arranged on the contact surface of the upper bearing assembly and the lower bearing assembly, the concave is an upper bearing concave, a lower bearing concave is arranged at the position, corresponding to the concave, of the upper bearing of the lower bearing assembly, and the bearing body is arranged in the upper bearing concave and the lower bearing concave; the bottom surface of the lower bearing assembly is excessive through an arc surface with the inner wall of the lower bearing assembly, and auxiliary fixing grains are arranged on the bottom surface of the lower bearing assembly and are in contact with the mounting disc assembly.

Further, the dust cover mounting end is disposed between the lower spring pad and the upper bearing assembly.

Further, the mounting disc assembly comprises a mounting disc body, a mounting disc mounting part and a mounting disc fixing part, wherein the mounting disc mounting part and the mounting disc fixing part are respectively arranged on two end faces of the mounting disc body; the mounting disc body is triangular, mounting fixing holes are formed in three corners of the mounting disc body and are fastened and mounted with corresponding mounting positions through locking bolts, the extension towards the suspension spring is arranged on the periphery of the mounting disc body and is used as the extension of the mounting disc body, a through hole is formed in the position of the central axis of the mounting disc body and is a mounting disc body through hole, auxiliary fixing contact corresponding to auxiliary fixing grains is arranged on the surface, in contact with a steering bearing assembly, of the mounting disc body, and the mounting disc mounting portion is surrounded by the auxiliary fixing contact; the mounting disc mounting part is in a hollow cylindrical shape, the inner space of the mounting disc mounting part is a mounting disc buffering space, and the mounting space is installed and extends through the shock absorption rod and is communicated with the mounting disc body through hole; a herringbone recess corresponding to auxiliary fixed contact is formed in one surface, away from the bearing assembly, of the mounting disc body, a mounting disc fixing part is arranged in the middle of the herringbone recess, the mounting disc fixing part is hollow cylindrical, the inner space of the mounting disc fixing part is a mounting and fixing space, the mounting and fixing space is communicated with the mounting disc body through hole, a locking nut is arranged in the mounting and fixing space, and the mounting disc assembly and the shock absorber assembly are connected and fixed through the locking nut; adopt the cambered surface between mounting disc fixed part and the mounting disc body excessive and be provided with the strengthening rib on the outer wall of mounting disc fixed part.

Furthermore, the installation fixing space is sealed by a dustproof cover, the dustproof cover is in a cover shape, the section of the dustproof cover is in a reversed U shape, and a dustproof cover fixing protrusion is arranged at the contact position of the dustproof cover and the inner wall of the installation fixing space.

The utility model has the advantages that:

1. the utility model discloses be provided with between spring pad and mounting disc subassembly and turn to bearing assembly, make through turning to bearing assembly the utility model discloses realizable function that turns to.

2. The utility model discloses an go up the spring pad and be "C" font, go up spring pad fixed part and make it more laminate with the spring assembly spare, go up simultaneously that the last spring pad that sets up on the spring pad is recessed make suspension spring can with by the better limiting position of last spring pad, make it be difficult to because of striking or receive the impact and take place the displacement.

3. The utility model discloses an installation disc subassembly and bumper shock absorber assembly pass through lock nut fastening to set up lock nut and seal installation fixed space in installation fixed space rethread dustproof shroud, make the utility model discloses a fixed effect of installation is better.

4. The utility model has the advantages of simple structure and reasonable design, the installation degree of difficulty has been reduced for install more labour saving and time saving.

Drawings

Fig. 1 is an overall structure diagram of the present invention.

Fig. 2 is a view taken along direction a of fig. 1.

Fig. 3 is a view from direction B of fig. 1.

Fig. 4 is a structural view of a suspension spring.

Fig. 5 is a view showing the structure of a spring assembly.

Fig. 6 is a view of the upper spring pad and spring assembly interface.

Fig. 7 is a view of the upper spring pad and suspension spring interface.

Fig. 8 is a view taken along direction a of fig. 6.

Fig. 9 is a view at C-C of fig. 6.

Fig. 10 is a top view of the lower spring washer.

Fig. 11 is a side view of the lower spring pad.

Fig. 12 is a cross-sectional view of the lower spring pad.

Fig. 13 is a structure view of a dust cover.

Fig. 14 is a top view at a-a of fig. 13.

Fig. 15 is a bottom view of the spring washer.

Fig. 16 is a buffer block composition.

Fig. 17 is a sectional view of the buffer block.

FIG. 18 is a cross-sectional view of a steering bearing assembly.

FIG. 19 is a bottom view of the steering bearing assembly.

Fig. 20 is a top view of the mounting plate assembly.

Fig. 21 is a bottom view of the mounting plate assembly.

FIG. 22 is a side view of the mounting plate assembly.

Fig. 23 is a sectional view of the mounting plate assembly.

FIG. 24 is a cross-sectional view of the dust cap.

Reference numbers in the figures:

1. a damper assembly; 2. a spring pad; 3. a suspension spring; 4. a dust cover; 5. a buffer block; 6. a steering bearing assembly; 7. a mounting plate assembly; 8. a dust cover; 9. locking the nut; 10. locking the bolt; 11. a damper body; 12. a shock-absorbing lever; 13. mounting extension; 14. a damper mounting portion; 15. assembling the through hole; 16. a damper extension portion; 17. mounting a through hole; 18. a spring assembly; 19. extending the assembly part; 21. an upper spring pad; 22. a lower spring pad; 23. an upper spring pad body; 24. an upper spring pad fixing portion; 25. the upper spring pad is concave; 27. a lower spring pad body; 28. a lower spring pad limiting block; 29. a lower spring pad extension; 30. a lower spring cushion support; 41. an annular protrusion; 42. the ring is concave; 43. a dust cover reinforcing block; 44. a dust cover mounting end; 45. a dust cover engagement portion; 46. the linking part is hollowed; 51. a buffer block through hole; 52. a buffer space; 53. buffering and sinking; 54. the first buffer is concave; 55. the second buffer is concave; 61. a bearing body; 62. an upper bearing assembly; 63. a lower bearing assembly; 64. the upper bearing is concave; 65. the lower bearing is recessed; 66. auxiliary fixing lines; 71. installing a disc body; 72. mounting a disk mounting section; 73. a mounting plate fixing portion; 74. mounting a fixing hole; 75. the mounting plate body extends; 76. a disk body through hole is installed; 77. auxiliary fixed contact; 78. a herringbone recess; 79. reinforcing ribs; 80. a mounting plate buffer space; 81. installing a fixed space; 82. the dust cover fixes the protrusion.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments are only specific illustrations of the present invention, and the purpose thereof is to make the technical solution of the present invention better understood by those skilled in the art, and should not be considered as limitations of the present invention.

Example (b):

as shown in fig. 1, 2 and 3, the utility model discloses a suspension assembly provided with a steering bearing assembly, which comprises a shock absorber assembly 1, a spring pad 2, a suspension spring 3, a dust cover 4, a buffer block 5, a steering bearing assembly 6, a mounting disc assembly 7 and a dust cover 8; the spring pad 2, the suspension spring 3, the dust cover 4, the buffer block 5, the steering bearing assembly 6 and the mounting disc assembly 7 are all penetrated by the shock absorber assembly 1, wherein the spring pads 2 are arranged at two ends of the suspension spring 3, the suspension spring 3 surrounds the dust cover 4, the buffer block 5 is arranged in the dust cover 4, the steering bearing assembly 6 is arranged between the spring pads 2 and the mounting disc assembly 7, the steering function of the utility model can be realized through the steering bearing assembly 6, the dust cover 8 seals the mounting space of the mounting disc assembly 7, the upper spring pad 21 of the spring pad 2 is in a C shape and is jointed with the suspension spring 3, the upper spring pad fixing part 24 ensures that the upper spring pad fixing part is jointed with the spring assembly part 18, meanwhile, the upper spring pad concave 25 arranged on the upper spring pad 21 enables the suspension spring 3 to be positioned at a better limit position with the upper spring pad 21, so that the suspension spring is not easy to displace due to impact or impact.

As shown in fig. 5, the damper assembly 1 includes a damper body 11 and a damper rod 12, the damper body 11 and the damper rod 12 are both cylindrical, the damper rod 12 is disposed in the damper body 11, one end of the damper rod is connected and fixed with the damper body 11, and the other end of the damper rod is provided with a mounting extension 13 for fastening a lock nut 9, and the lock nut 9 fixes the mounting disc assembly 7 on the damper assembly 1; the shock absorber assembly part 14 is arranged at one end of the shock absorber body 11, which is far away from the shock absorption rod 12, the shock absorber assembly part 14 is integrally U-shaped, the assembly part is provided with an assembly through hole 15, the shock absorber body 11 is provided with a shock absorber extension part 16, the shock absorber extension part 16 is arranged at two sides of the shock absorber body 11 and symmetrically installed about the shock absorber body 11, the shock absorber extension part 16 is provided with an installation through hole 17 for installation and fixation for installing and fixing the utility model to a corresponding installation position, and the shock absorber assembly part 14 and the shock absorber extension part 16 ensure that the installation stability of the utility model is better; the shock absorber body 11 is further provided with a spring assembly 18 for mounting the suspension spring 3, the spring assembly 18 is in an inclined ring shape, the inclination angle of the spring assembly 18 is 8 degrees, so that the assembly of the spring pad 2 is more attached to the suspension spring 3, an assembly extension 19 facing the suspension spring 3 is arranged on the edge of the spring assembly 18, and the assembly extension 19 is used for attaching and wrapping the suspension spring 3 so that the assembly of the suspension spring 3 is more attached to the suspension spring 3.

As shown in fig. 4, the suspension spring 3 is a spiral compression spring, the suspension spring 3 surrounds the dust cover 4 so that the dust cover 4 protects the dust cover 4 while operating, and spring pads 2 are provided at both ends of the suspension spring 3 to prevent damage due to direct contact between the suspension spring 3 and other components.

As shown in fig. 6, 7, 8, 9, 10, 11, 12, the spring pad 2 includes an upper spring pad 21 and a lower spring pad 22, the upper spring pad 21 is disposed in the spring assembly 18, which comprises an upper spring cushion body 23 and an upper spring cushion fixing part 24, wherein the upper spring cushion body 23 is in a C-shaped block shape, and a recess for limiting is provided at a position where the upper spring pad body 23 contacts the suspension spring 3, the recess is an upper spring pad recess 25 for limiting the position of the suspension spring 3 so that displacement deflection is not easy to occur, an upper spring cushion fixing part 24 is arranged on the outer wall of the upper spring cushion body 23, the upper spring cushion fixing part 24 is in a C-shaped block shape, the outer walls of the upper spring cushion body 23 and the upper spring cushion fixing part 24 are in contact and have opposite opening directions, and the upper spring cushion fixing part 24 extends towards the assembly part 19 to enable the upper spring cushion 21 to be more attached to the spring assembly part 18 and the suspension spring 3; the lower spring pad 22 is in a hollow cylinder shape, the inner space of the lower spring pad is penetrated by the shock absorber assembly 1, and the lower spring pad 22 comprises a lower spring pad body 27, a lower spring pad limiting block 28, a lower spring pad extending part 29 and a lower spring pad support 30; be provided with the lower spring pad stopper 28 of the cubic and annular of a circle and spring pad extension 29 down on the outer wall of lower spring pad body 27, lower spring pad stopper 28 be the position that four arriss piece form was used for injecing suspension spring 3, its one end that sets up in the outer wall of lower spring pad body 27 and be close to last spring pad 21, lower spring pad extension 29 sets up in the other end and contacts with suspension spring 3 and steering bearing subassembly 6 respectively, be provided with in lower spring pad body 27 and lower spring pad extension 29 and be used for supporting the holistic lower spring pad of spring pad 22 and support 30 down for lower spring pad 22 can bear bigger impact force.

As shown in fig. 13, 14 and 15, the whole dust cover 4 is hollow cylindrical, a triangular annular protrusion 41 is arranged on the outer wall of the dust cover 4, a circle of triangular annular recess 42 is arranged at one end of the dust cover 4 contacting with the shock absorber body 11, a dust cover reinforcing block 43 is arranged in the annular recess 42 for reinforcing the structural strength of the annular recess 42, the dust cover reinforcing block 43 is triangular sheet-shaped, the triangular arrangement enables the stability and firmness of the dust cover reinforcing block 43 to be better, a dust cover joining part 45 is arranged at one end of the dust cover 4 contacting with the shock absorber body 11, and six joining part hollows 46 are arranged on the dust cover joining part 45, so that the contact installation of the dust cover 4 and the shock absorber body 11 is more stable and smooth; at the other end of the dust boot 4 is a dust boot mounting end 44, which dust boot mounting end 44 encases the steering bearing assembly 6.

As shown in fig. 16 and 17, the buffer block 5 is in a circular truncated cone shape, and a through hole is formed along a neutral axis of the buffer block 5, wherein the through hole is a buffer block through hole 51; the inner wall in buffer block through-hole 51 is provided with the buffering space 52 of "calabash form" and is used for promoting the cushioning effect to be provided with the buffering on the outer wall of buffer block 5 and recessed 53, the buffering recessed 53 including the first buffering is recessed 54 and the second buffering is recessed 55 is used for promoting the cushioning effect, wherein the first buffering is recessed 54 and is closer to last spring pad 21 than the second buffering is recessed 55.

As shown in fig. 18 and 19, the steering bearing assembly 6 includes a bearing body 61, an upper bearing assembly 62 and a lower bearing assembly 63; the steering bearing assembly 6 is integrally in a truncated cone shape, the bearing body 61 is wrapped by the upper bearing assembly 62 and the lower bearing assembly 63, a circle of concave-down bearing is arranged on the contact surface of the upper bearing assembly 62 and the lower bearing assembly 63 and is an upper bearing concave groove 64, a lower bearing concave groove 65 is arranged at the position, corresponding to the upper bearing concave groove 64, of the lower bearing assembly 63, and the bearing body 61 is arranged in the upper bearing concave groove 64 and the lower bearing concave groove 65; the bottom surface of the lower bearing assembly 63 is excessive with the inner wall thereof through an arc surface, the bottom surface of the lower bearing assembly 63 is provided with an auxiliary fixing line 66 and is contacted with the mounting disc assembly 7, and the auxiliary fixing line 66 enables the steering shaft assembly to be connected with the mounting disc assembly 7 more tightly.

The dust cap mounting end 44 is disposed between the lower spring washer 22 and the upper bearing assembly 62 to provide improved mounting stability of the dust cap 4.

As shown in fig. 20, 21, 22 and 23, the mounting disk assembly 7 includes a mounting disk body 71, a mounting disk mounting portion 72 and a mounting disk fixing portion 73, the mounting disk mounting portion 72 and the mounting disk fixing portion 73 being respectively provided on both end surfaces of the mounting disk body 71; the mounting disc body 71 is triangular, so that the stability of the mounting disc body is better, mounting fixing holes 74 are formed in three corners of the mounting disc body 71 and are fixedly mounted with corresponding mounting positions through locking bolts 10, an extension facing the suspension spring 3 is arranged on the periphery of the mounting disc body 71 and is an extension 75 of the mounting disc body, a through hole is formed in the position of the central axis of the mounting disc body 71 and is a mounting disc body through hole 76, and an auxiliary fixing contact 77 corresponding to the auxiliary fixing grains 66 is arranged on one surface, in contact with the steering bearing assembly 6, of the mounting disc body 71, so that the steering shaft assembly is connected with the mounting disc assembly 7 more tightly, and the mounting disc mounting part 72 is surrounded by the auxiliary fixing contact 77; the mounting disc mounting part 72 is hollow cylindrical, the inner space of the mounting disc mounting part is a mounting disc buffering space 80, the mounting space is penetrated by the mounting extension 13 of the shock absorption rod 12 and communicated with the mounting disc body through hole 76, and the buffering block 5 can be extruded into the mounting disc buffering space 80 when the suspension spring 3 is compressed; a herringbone recess 78 corresponding to the auxiliary fixing contact 77 is formed in one surface, away from the bearing assembly, of the mounting disc body 71, a mounting disc fixing part 73 is arranged in the middle of the herringbone recess 78, the mounting disc fixing part 73 is hollow cylindrical, the inner space of the mounting disc fixing part 73 is a mounting and fixing space 81, the mounting and fixing space 81 is communicated with the mounting disc body through hole 76, a locking nut 9 is arranged in the mounting and fixing space 81, and the mounting disc assembly 7 is connected and fixed with the shock absorber assembly 1 through the locking nut 9; the installation disk fixing part 73 and the installation disk body 71 adopt cambered transition, and reinforcing ribs 79 are arranged on the outer wall of the installation disk fixing part 73 to reinforce the rigidity of the installation disk assembly 7.

As shown in fig. 24, the dust cover 8 seals the installation fixing space 81, the dust cover 4 is in a lid shape, and the cross section thereof is in a n shape, the dust cover fixing protrusion 82 is provided at the inner wall contact position of the dust cover 4 and the installation fixing space 81 to make the installation of the dust cover and the installation fixing space 81 more tight, and the dust cover 8 seals the installation fixing space 81 at the same time, so that the installation fixing effect of the present invention is better.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the concept of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A suspension assembly provided with a steering bearing assembly is characterized by comprising a shock absorber assembly, a spring pad, a suspension spring, a dust cover, a buffer block, the steering bearing assembly, a mounting disc assembly and a dust cover; spring pad, suspension spring, dust cover, buffer block, turn to bearing subassembly, mounting disc subassembly all pass by the bumper shock absorber assembly, wherein the spring pad sets up in the suspension spring both ends, suspension spring surrounds the dust cover, the buffer block sets up in the dust cover, turns to the bearing subassembly and sets up between spring pad and mounting disc subassembly, the installation space of mounting disc subassembly is sealed to the dust cover lid, the last spring pad of spring pad is "C" font and the laminating of suspension spring.

2. The suspension assembly with a steering bearing assembly according to claim 1, wherein the damper assembly comprises a damper body and a damping rod, the damper body and the damping rod are both cylindrical, the damping rod is arranged in the damper body, one end of the damping rod is fixedly connected with the damper body, the other end of the damping rod is provided with a mounting extension for fastening a locking nut, and the locking nut fixes the mounting disc assembly on the damper assembly; the shock absorber comprises a shock absorber body, a shock absorption rod, shock absorber extending parts and a shock absorber mounting part, wherein the shock absorber mounting part is arranged at one end of the shock absorber body, which is far away from the shock absorption rod, the shock absorber mounting part is integrally U-shaped, an assembly through hole is formed in the assembly part, the shock absorber extending parts are arranged on the shock absorber body, the shock absorber extending parts are arranged on two sides of the shock absorber body and are symmetrically installed relative to the shock absorber body, and installation through holes for installation and fixation are formed in the shock absorber extending parts; the shock absorber body is further provided with a spring assembly part for mounting the suspension spring, the spring assembly part is in an inclined ring shape, the inclination angle of the spring assembly part is 8 degrees, an assembly part extending towards the suspension spring is arranged on the edge of the spring assembly part, and the assembly part extends to attach and wrap the suspension spring.

3. A suspension assembly provided with a steering bearing assembly according to claim 2 wherein the suspension spring is a helical compression spring which surrounds the dust boot and is provided with spring washers at both ends of the suspension spring.

4. The suspension assembly provided with the steering bearing assembly according to claim 3, wherein the spring pad comprises an upper spring pad and a lower spring pad, the upper spring pad is disposed in the spring assembly and comprises an upper spring pad body and an upper spring pad fixing portion, the upper spring pad body is in a C-shaped block shape, a lower recess for limiting is disposed at a position where the upper spring pad body contacts the suspension spring, the lower recess is a lower recess of the upper spring pad, the upper spring pad fixing portion is disposed on the outer wall of the upper spring pad body, the upper spring pad fixing portion is in a C-shaped block shape, the outer walls of the upper spring pad body and the upper spring pad fixing portion are in contact and opposite in opening direction, and the upper spring pad fixing portion extends toward the assembly; the lower spring cushion is in a hollow cylindrical shape, the inner space of the lower spring cushion is penetrated by the shock absorber assembly, and the lower spring cushion comprises a lower spring cushion body, a lower spring cushion limiting block, a lower spring cushion extending part and a lower spring cushion support; the spring pad body is characterized in that a circle of lower blocky spring pad limiting block and an annular lower spring pad extending portion are arranged on the outer wall of the lower spring pad body, the lower spring pad limiting block is in a quadrangular block shape and is arranged at one end, close to the upper spring pad, of the outer wall of the lower spring pad body, the lower spring pad extending portion is arranged at the other end and is in contact with a suspension spring and a steering bearing assembly respectively, and lower spring pad supporting portions used for supporting the lower spring pad are arranged in the lower spring pad body and the lower spring pad extending portion.

5. The suspension assembly with a steering bearing assembly according to claim 3, wherein the dust cover is hollow cylindrical as a whole, and a triangular annular protrusion is provided on an outer wall of the dust cover, a circle of triangular annular recess is provided at an end of the dust cover in contact with the shock absorber body, and a dust cover reinforcing block is provided in the annular recess, the dust cover reinforcing block is triangular plate-shaped, and a dust cover engaging portion is provided at an end of the dust cover in contact with the shock absorber body, the other end of the dust cover is a dust cover mounting end, and the dust cover mounting end wraps the steering bearing assembly; the dust cover surrounds the buffer block.

6. The suspension assembly provided with the steering bearing assembly of claim 5, wherein the bumper is frustoconical and has a through hole along a neutral axis of the bumper, the through hole being a bumper through hole; the inner wall in the buffer block through hole is provided with the buffering space of "calabash form" to it is recessed to be provided with the buffering on the outer wall of buffer block, the buffering recessed including first buffering recessed and second buffering recessed, wherein first buffering recessed to be more close to the spring pad than the second buffering recessed.

7. A suspension assembly provided with a steering bearing assembly as claimed in claim 5, wherein the steering bearing assembly comprises a bearing body, an upper bearing assembly and a lower bearing assembly; the steering bearing assembly is integrally in a truncated cone shape, the bearing body is wrapped by the upper bearing assembly and the lower bearing assembly, a circle of concave is arranged on the contact surface of the upper bearing assembly and the lower bearing assembly, the concave is an upper bearing concave, a lower bearing concave is arranged at the position, corresponding to the concave, of the upper bearing of the lower bearing assembly, and the bearing body is arranged in the upper bearing concave and the lower bearing concave; the bottom surface of the lower bearing assembly is excessive through an arc surface with the inner wall of the lower bearing assembly, and auxiliary fixing grains are arranged on the bottom surface of the lower bearing assembly and are in contact with the mounting disc assembly.

8. A suspension assembly provided with a steering bearing assembly according to claim 5 or claim 7 wherein the dust boot mounting end is disposed between the lower spring washer and the upper bearing assembly.

9. The suspension assembly provided with the steering bearing assembly of claim 7, wherein the mounting plate assembly comprises a mounting plate body, a mounting plate mounting portion and a mounting plate fixing portion, the mounting plate mounting portion and the mounting plate fixing portion are respectively arranged on two end faces of the mounting plate body; the mounting disc body is triangular, mounting fixing holes are formed in three corners of the mounting disc body and are fastened and mounted with corresponding mounting positions through locking bolts, the extension towards the suspension spring is arranged on the periphery of the mounting disc body and is used as the extension of the mounting disc body, a through hole is formed in the position of the central axis of the mounting disc body and is a mounting disc body through hole, auxiliary fixing contact corresponding to auxiliary fixing grains is arranged on the surface, in contact with a steering bearing assembly, of the mounting disc body, and the mounting disc mounting portion is surrounded by the auxiliary fixing contact; the mounting disc mounting part is in a hollow cylindrical shape, the inner space of the mounting disc mounting part is a mounting disc buffering space, and the mounting space is installed and extends through the shock absorption rod and is communicated with the mounting disc body through hole; a herringbone recess corresponding to auxiliary fixed contact is formed in one surface, away from the bearing assembly, of the mounting disc body, a mounting disc fixing part is arranged in the middle of the herringbone recess, the mounting disc fixing part is hollow cylindrical, the inner space of the mounting disc fixing part is a mounting and fixing space, the mounting and fixing space is communicated with the mounting disc body through hole, a locking nut is arranged in the mounting and fixing space, and the mounting disc assembly and the shock absorber assembly are connected and fixed through the locking nut; adopt the cambered surface between mounting disc fixed part and the mounting disc body excessive and be provided with the strengthening rib on the outer wall of mounting disc fixed part.

10. The suspension assembly provided with a steering bearing assembly according to claim 1, wherein a dust cover closes the mounting space, the dust cover is in a cover shape and has a cross-section in a n-shape, and a dust cover fixing protrusion is provided at a position where the dust cover contacts an inner wall of the mounting space.