Independent suspension system and vehicle

Abstract

The invention relates to the field of vehicles, in particular to an independent suspension system and a vehicle. The independent suspension system comprises a suspension support suitable for being fixedly connected with the wheel end of the vehicle; the thrust rod support is suitable for being detachably connected with an axle of the vehicle; the thrust rod assembly is connected with the suspension bracket and the thrust rod support and is in hinged fit connection with the suspension bracket and the thrust rod support; the guide shock absorber is mounted on the suspension bracket; one end, far away from the suspension bracket, of the guide shock absorber is suitable for being mounted on a frame of the vehicle in a swinging manner; one end of the air spring is fixedly connected with the suspension support, and the other end of the air spring abuts against the frame. According to the independent suspension system, the suspension support, the thrust rod support and the thrust rod assembly are designed, the independent suspension system can be conveniently fixed to the wheel end and detachably connected with the axle, and therefore the weight of the axle is reduced.

Description

Technical Field

[0001] The present invention relates to the field of vehicles, and in particular to an independent suspension system and a vehicle. Background Art

[0002] The suspension is one of the important assemblies on the vehicle, which connects the frame (or body) and the axle (or wheel) elastically. The main task of the suspension is to transmit all forces and moments acting between the wheel and the frame (or body), and to mitigate the impact load transmitted to the frame (or body) by the uneven road surface, and to attenuate the vibration of the load-bearing system caused by it, so as to ensure the smooth driving of the car.

[0003] The Chinese invention patent application with application publication number CN117429216A discloses an air suspension system with an integrally cast bridge housing and an X-type thrust rod. The air suspension system includes a vehicle cross beam, a vehicle longitudinal beam, a fixed bracket, an integrally cast bridge housing, an X-type thrust rod, an air spring, a shock absorber and an I-type thrust rod. The integrally cast bridge housing is connected to the fixed bracket through the I-type thrust rod, and then connected to the vehicle longitudinal beam. The X-type thrust rod is arranged between the integrally cast bridge housing and the vehicle cross beam; the air spring and the shock absorber are respectively connected between the vehicle longitudinal beam and the integrally cast bridge housing, and are used for adjusting the height of the frame and reducing bumps and impacts. However, this air suspension system is fixed on the axle, making the weight of the entire axle too heavy, which is not convenient for the transportation and assembly of the axle.

[0004] Therefore, this field needs a new technical solution to solve the above problems. Summary of the invention

[0005] In order to improve or solve the technical problem in the prior art that the suspension is fixed on the axle, resulting in the overweight of the entire axle, the present invention provides an independent suspension system. The independent suspension system includes: a suspension bracket, suitable for forming a fixed connection with the wheel end of the vehicle; a thrust rod support, suitable for forming a detachable connection with the axle of the vehicle; a thrust rod assembly, connecting the suspension bracket and the thrust rod support, and forming an articulated connection with the suspension bracket and the thrust rod support; a guide shock absorber, mounted on the suspension bracket; one end of the guide shock absorber away from the suspension bracket is suitable for swinging on the vehicle frame; an air spring, one end of which is fixedly connected to the suspension bracket and the other end is suitable for abutting against the frame.

[0006] The independent suspension system of the present invention includes a suspension bracket, a thrust rod support, a thrust rod assembly, a guide shock absorber and an air spring. The suspension bracket is suitable for connecting to the wheel end, the thrust rod support is suitable for connecting to the axle, and the thrust rod assembly connects the suspension bracket and the thrust rod support, so that the independent suspension system is fixed on the wheel end and forms a detachable connection with the axle, thereby reducing the weight of the axle. The two ends of the guide shock absorber are respectively installed on the suspension bracket and the frame, and are used to limit the moving direction of the suspension bracket. One end of the air spring is connected to the suspension bracket, and the other end is connected to the frame, and is used to reduce the vibration between the frame and the wheel. Through the above-mentioned arrangement, the independent suspension system of the present invention forms a detachable connection between the thrust rod support and the axle, so that the independent suspension system is fixed on the wheel end, thereby reducing the weight of the axle.

[0007] Furthermore, two air springs are provided, and the two air springs are arranged on both sides of the guide shock absorber.

[0008] Furthermore, the suspension bracket includes a main body for installing the guide shock absorber, a fixing portion suitable for connecting to the wheel end, a hinged portion for forming an articulated cooperation with the thrust rod assembly, and a mounting portion for installing the air spring; the main body is sleeved on the circumferential outer side of the guide shock absorber, and a limit plate is arranged inside the main body to abut against the outer peripheral wall of the guide shock absorber.

[0009] Furthermore, a limiting ring for supporting the guide shock absorber is provided at the bottom of the main body; a threaded connection portion that can pass through the limiting ring and a connecting nut matching the threaded connection portion are provided at the lower end of the guide shock absorber; the connecting nut and the guide shock absorber are located on opposite sides of the limiting ring.

[0010] Furthermore, weight-reducing grooves are provided on the main body, the limiting plate and the fixing portion.

[0011] Furthermore, the hinged portion includes a hinged plate fixedly connected to the fixed portion, and a hinged seat mounted on the hinged plate and connected to the thrust rod assembly; a reinforcing plate is arranged between the hinged plate and the fixed portion.

[0012] Furthermore, a ball joint connection structure is arranged between the guide shock absorber and the frame, and the ball joint connection structure includes a ball joint fixing seat suitable for forming a fixed connection with the frame, a ball joint fixing bolt formed with the ball joint fixing seat, and a ball joint standard part abutting against the guide shock absorber; the ball joint standard part forms a fixed connection with the ball joint fixing bolt.

[0013] Furthermore, a dust cover is sleeved on the circumferential outer side of the guide shock absorber; one end of the dust cover is fixed to the guide shock absorber through a clamp, and the other end of the dust cover is fixed to the cover seat through a clamp, and the cover seat is fixedly connected with the ball joint fixing bolt.

[0014] Furthermore, a connecting plate is arranged on the top of the cover seat, and a connecting groove is opened on the connecting plate; and a connecting bolt matching the connecting groove is arranged on the ball joint fixing bolt.

[0015] In order to improve or solve the technical problem in the prior art that the suspension is fixed on the axle, resulting in the overweight of the entire axle, the present invention provides a vehicle. The vehicle comprises an axle; a wheel end; a frame; and an independent suspension system as described in any one of the above; the suspension bracket of the independent suspension system is fixedly connected to the wheel end, the thrust rod support of the independent suspension system is fixedly connected to the axle, and the guide shock absorber of the independent suspension system is connected to the frame.

[0016] In summary, compared with the prior art, the present invention has the following beneficial effects:

[0017] (1) By designing the suspension bracket, the thrust rod support, and the thrust rod assembly, the independent suspension system can be conveniently fixed on the wheel end and detachably connected to the axle, thereby reducing the weight of the axle;

[0018] (2) Two air springs are provided to reduce the stiffness of the independent suspension system, improve the comfort of the vehicle, and prevent damage to the cargo during transportation;

[0019] (3) By providing weight-reducing grooves and limit plates, the weight of the independent suspension system can be reduced while meeting the strength requirements of the independent suspension system, thereby reducing the weight of the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings, in which:

[0021] Figure 1 is a schematic diagram of an embodiment of a vehicle of the present invention;

[0022] Figure 2 is a schematic cross-sectional structure diagram of an independent suspension system in a vehicle of the present invention;

[0023] Figure 3 yes Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0024] Figure 4 yes Figure 2 A schematic diagram of the enlarged structure at B in the middle;

[0025] Figure 5 is a schematic diagram of a suspension bracket in a vehicle of the present invention;

[0026] Figure 6 It is a schematic diagram of the cross-sectional structure of the suspension bracket in the vehicle of the present invention.

[0027] List of reference numerals: 1. suspension bracket; 11. main body; 111. limiting plate; 112. limiting ring; 12. fixing portion; 121. square tube portion; 122. mounting plate; 13. hinged portion; 131. hinged plate; 132. hinged seat; 133. reinforcing plate; 14. mounting portion; 15. weight reduction groove; 2. thrust rod support; 21. first support; 22. second support; 23. third support; 3. thrust rod assembly ; 31. first arm; 32. second arm; 33. connecting piece; 4. guide shock absorber; 41. threaded connection; 42. connecting nut; 43. dust cover; 44. clamp; 45. cover seat; 46. connecting plate; 47. connecting bolt; 5. air spring; 6. ball joint connection structure; 61. ball joint fixing seat; 62. ball joint fixing bolt; 63. ball joint standard part; 100. wheel end; 200. frame. DETAILED DESCRIPTION

[0028] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0029] It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0030] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "setting", and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, an indirect connection through an intermediate medium, or the internal connection of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] In order to improve or solve the technical problem that the suspension is fixed on the axle in the prior art, resulting in the overweight of the entire axle, the present invention provides an independent suspension system. The independent suspension system includes: a suspension bracket 1, suitable for forming a fixed connection with the wheel end 100 of the vehicle; a thrust rod support 2, suitable for forming a detachable connection with the axle of the vehicle; a thrust rod assembly 3, connecting the suspension bracket 1 and the thrust rod support 2, and forming an articulated connection with the suspension bracket 1 and the thrust rod support 2; a guide shock absorber 4, mounted on the suspension bracket 1; one end of the guide shock absorber 4 away from the suspension bracket 1 is suitable for swinging on the vehicle frame 200; an air spring 5, one end of which is fixedly connected to the suspension bracket 1, and the other end is suitable for abutting against the frame 200.

[0032] Figure 1 Schematic diagram of an embodiment of the vehicle of the present invention. Figure 1 As shown, in one or more embodiments, the independent suspension system of the present invention includes a suspension bracket 1, a thrust rod support 2, a thrust rod assembly 3, a guide shock absorber 4 and an air spring 5.

[0033] Figure 2 is a schematic cross-sectional view of an independent suspension system in a vehicle of the present invention, Figure 3 yes Figure 2 The enlarged structural diagram at A in the middle, Figure 4 yes Figure 2 The enlarged structural diagram of point B in the figure. Figure 2 , Figure 3 and Figure 4As shown, one end of the guide shock absorber 4 is mounted on the suspension bracket 1, and the other end is connected to the vehicle frame 200. In one or more embodiments, a ball joint connection structure 6 is provided between the guide shock absorber 4 and the frame 200, and the ball joint connection structure 6 is fixedly connected to the frame 200 and is swingably connected to the guide shock absorber 4. Specifically, the ball joint connection structure 6 includes a ball joint fixing seat 61 suitable for forming a fixed connection with the frame 200, a ball joint fixing bolt 62 formed in a fixed connection with the ball joint fixing seat 61, and a ball joint standard part 63 abutting against the guide shock absorber 4. Two ball joint fixing seats 61 are provided, and are roughly nut-shaped, matching with the ball joint fixing bolt 62. Connecting ears are provided at both ends of the ball joint standard part 63, and the ball joint fixing bolt 62 passes through the connecting ears and is connected to the ball joint fixing seat 61, thereby fixing the ball joint standard part 63 on the frame 200. Furthermore, a dust cover 43 is sleeved on the outer side of the guide shock absorber 4; one end of the dust cover 43 is fixed to the guide shock absorber 4 by a clamp 44, and the other end is fixed to the cover seat 45 by the clamp 44. The cover seat 45 is fixedly connected with the ball joint fixing bolt 62. Specifically, a connecting plate 46 is provided on the top of the cover seat 45, and a connecting groove is provided on the connecting plate 46. The connecting groove is a strip groove extending along the length direction of the connecting plate 46. The connecting plate 46 is fixed to the ball joint fixing bolt 62 by a connecting bolt 47. Furthermore, a bolt hole matching the connecting bolt 47 is provided on the ball joint fixing bolt 62, and the connecting bolt 47 passes through the connecting groove to form a fixed connection with the ball joint fixing bolt 62. Furthermore, a limiting ring 112 for supporting the guide shock absorber 4 is provided on the suspension bracket 1; a threaded connection portion 41 that can pass through the limiting ring 112 and a connecting nut 42 that matches the threaded connection portion 41 are provided at the lower end of the guide shock absorber 4. Specifically, the threaded connection portion 41 matches the inner diameter of the limiting ring 112, and the outer diameter of the connecting nut 42 is larger than the inner diameter of the limiting ring 112. The connecting nut 42 and the guide shock absorber 4 are located on opposite sides of the limiting ring 112, so that the guide shock absorber 4 is fixed on the suspension bracket 1.

[0034] Figure 5 is a schematic diagram of a suspension bracket in a vehicle of the present invention, Figure 6 FIG. 1 is a schematic diagram of the cross-sectional structure of the suspension bracket in the vehicle of the present invention. Figure 1 , Figure 5 and Figure 6As shown, in one or more embodiments, the suspension bracket 1 includes a main body 11 for installing the guide shock absorber 4, a fixing portion 12 suitable for connecting with the wheel end 100, a hinged portion 13 for forming an articulated match with the thrust rod assembly 3, and a mounting portion 14 for installing the air spring 5. Specifically, the main body 11 is roughly cylindrical and is sleeved on the circumferential outer side of the guide shock absorber 4. Further, a limiting plate 111 is arranged in the main body 11, and two limiting plates 111 are arranged, and the two limiting plates 111 are arranged side by side. Specifically, a weight reduction groove 15 is opened on both limiting plates 111, and a guiding arc surface is formed on the limiting plate 111 at the weight reduction groove 15 to abut against the outer peripheral wall of the guide shock absorber 4. Specifically, an installation step is extended inwardly from the inside of the main body 11, and the two ends of the limiting plate 111 are respectively arranged on the installation step, so that there is a gap between the limiting plate 111 and the main body 11, thereby reducing the weight of the main body 11. Furthermore, the fixing portion 12 passes through the weight-reducing groove 15 and is connected to one end of the limiting plate 111 , thereby enhancing the stability of the limiting plate 111 and further enhancing the structural strength of the suspension bracket 1 .

[0035] Continue to see Figure 1 , Figure 5 and Figure 6 In one or more embodiments, the fixing portion 12 includes a square tube portion 121 connected to the limiting plate 111 and a mounting plate 122 connected to the wheel end 100. Specifically, the square tube portion 121 is roughly in the shape of a square tube, one end of the square tube portion 121 is connected to the limiting plate 111, and the other end is connected to the mounting plate 122. Exemplarily, the square tube portion 121 can be connected to the limiting plate 111 and the mounting plate 122 by welding, or integrally formed during casting. Further, a plurality of bolt holes are provided on the mounting plate 122, and the mounting plate 122 and the wheel end 100 are fixedly connected by bolts. Further, a weight reduction groove 15 is provided on the square tube portion 121, and the weight reduction groove 15 is provided on the four side walls and two corners of the square tube portion 121, so as to further reduce the weight of the suspension bracket 1 under the condition of meeting the strength requirements of the square tube portion 121.

[0036] Continue to see Figure 1 , Figure 5 and Figure 6In one or more embodiments, two mounting parts 14 are provided, and the two mounting parts 14 are arranged on opposite sides of the main body 11. One mounting part 14 is correspondingly provided with one air spring 5, that is, two air springs 5 ​​are provided, and the two air springs 5 ​​are arranged on both sides of the guide shock absorber 4. Specifically, the mounting part 14 is roughly cross-shaped, and four bolt holes are provided on the mounting part 14, and the mounting part 14 and the air bolts are fixedly connected by bolts. Further, one end of the air spring 5 is fixedly connected with the mounting part 14, and the other end is against the frame 200. Specifically, a limiting bolt is provided on the air spring 5, and the limiting bolt is against the frame 200 to prevent the air spring 5 from deflecting toward the wheel end 100 and detaching from the frame 200. Furthermore, a reinforcement member is also provided between the mounting part 14 and the main body 11, and each mounting part 14 is provided with two reinforcement members.

[0037] Continue to see Figure 1 , Figure 5 and Figure 6 In one or more embodiments, the hinge part 13 includes a hinge plate 131 that is fixedly connected to the fixed part 12, and a hinge seat 132 installed on the hinge plate 131. Specifically, two hinge parts 13 are provided, and the two hinge parts 13 are respectively provided on opposite sides of the main body 11. The hinge plate 131 is in a roughly trapezoidal plate shape, and one corner of the hinge plate 131 is connected to the main body 11, so that the corner is roughly arc-shaped. Further, each hinge plate 131 is correspondingly provided with two hinge seats 132, the hinge seats 132 are roughly cylindrical, and are fixedly connected to the hinge plate 131; bolt holes are opened in the hinge seats 132 so as to be connected to the thrust rod assembly 3. Further, a reinforcing plate 133 is provided between the hinge plate 131 and the fixed part 12 to enhance the connection strength between the hinge plate 131 and the fixed part 12.

[0038] See also Figure 1 , the thrust rod assembly 3 is hingedly connected with the hinge part 13. In one or more embodiments, the thrust rod assembly 3 includes a first arm 31, a second arm 32 arranged side by side with the first arm 31, and a connecting member 33 connecting the first arm 31 and the second arm 32. Specifically, a ball joint standard part is provided at both ends of the first arm 31 and the second arm 32, and the ball joint standard part at one end of the first arm 31 and the second arm 32 is connected to the hinge seat 132 by bolts, and the other end is connected to the thrust rod support 2 by bolts. Further, weight-reducing grooves are provided on the first arm 31 and the second arm 32, and the weight-reducing grooves are arranged at intervals along the length direction of the first arm 31 and the second arm 32. Further, a weight-reducing groove is provided on the connecting member 33 to further reduce the weight of the thrust rod assembly 3.

[0039] Continue to see Figure 1, the thrust rod support 2 is connected to the thrust rod assembly 3 in an articulated manner, and is detachably connected to the axle. Specifically, the thrust rod support 2 includes a first support 21 connected to the first support arm 31, a second support 22 connected to the second support arm 32, and a third support 23 connected to the frame 200; the third support 23 is connected to the first support 21 and the second support 22. Specifically, the first support 21 is roughly trapezoidal, and a hinged ear is provided at the bottom of the first support 21, and there are four hinged ears, which are respectively close to the four corners of the bottom plate of the first support 21; wherein, two hinged ears close to the first support arm 31 are connected to the ball joint standard parts of the first support arm 31 by bolts, and the other two hinged ears away from the first support arm 31 are detachably connected to the axle by bolts. Further, the first support 21 is hollowed out, and a reinforcement is provided in the first support 21, and the reinforcement connects the bottom wall and two side walls of the first support 21. Furthermore, a positioning strip is provided on the top wall of the first support 21, and two positioning strips are arranged side by side to facilitate the positioning and installation of the third support 23. The second support 22 has the same structure as the first support 21, and will not be described in detail here. Furthermore, the third support 23 includes a bottom wall, a front side wall, a rear side wall opposite to the front side wall, a left side wall, and a right side wall opposite to the left side wall. The bottom wall is arranged between the limiting strips of the first support 21 and the second support 22. One end of the front side wall and the rear side wall are fixed to the bottom wall, and the other end is connected to the frame 200. One end of the left side wall is inserted between the two limiting strips of the first support 21, and the other end is fixedly connected to the frame 200. One end of the right side wall is inserted between the two limiting strips of the second support 22, and the other end is fixedly connected to the frame 200.

[0040] When installing the independent suspension system of the present invention, the independent suspension system is adjusted to a normal no-load state, and the thrust rod assembly 3 is in a downward tilted state on the wheel end 100 side to ensure that the swing arm is in a horizontal state when fully loaded, thereby reducing the left and right displacement of the wheel when bouncing; when the wheel end 100 bounces, the thrust rod assembly 3 swings up and down around the thrust rod support 2, the lower end of the guide shock absorber 4 moves up and down with the suspension bracket 1, and the upper end of the guide shock absorber 4 swings slightly around the ball joint connection structure 6.

[0041] The independent suspension system of the present invention can fix the suspension system on the wheel end 100 by designing the suspension bracket 1, the thrust rod assembly 3 and the thrust rod support 2, thereby reducing the weight of the axle; at the same time, by arranging weight-reducing grooves 15, reinforcements or designing hollow structures on the suspension bracket 1, the thrust rod assembly 3 and the thrust rod support 2, the weight of the independent suspension system can be reduced while ensuring the structural strength of the independent suspension system.

[0042] In order to improve or solve the technical problem in the prior art that the suspension is fixed on the axle, resulting in the overweight of the entire axle, the present invention provides a vehicle. The vehicle comprises an axle, a wheel end 100, a frame 200 and the above-mentioned independent suspension system; the suspension bracket 1 is fixedly connected to the wheel end 100 by bolts, and is hingedly connected to the thrust rod assembly 3; the thrust rod assembly 3 is hingedly connected to the thrust rod support 2; the thrust rod support 2 is detachably connected to the axle by bolts, and is fixedly connected to the frame 200; one end of the guide shock absorber 4 is fixed to the suspension bracket 1, and the other end is swingably connected to the frame 200; one end of the air spring 5 is installed on the suspension bracket 1, and the other end is against the frame 200.

[0043] The vehicle of the present invention adopts the above-mentioned independent suspension system, and can fix the suspension system on the wheel end 100, thereby reducing the weight of the axle; at the same time, by arranging weight-reducing grooves 15 or designing hollow structures on the suspension bracket 1, the thrust rod assembly 3 and the thrust rod support 2, the weight of the independent suspension system can be reduced while ensuring the structural strength of the independent suspension system, thereby reducing the weight of the vehicle.

[0044] So far, the technical scheme of the present invention has been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical schemes after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. An independent suspension system, characterized in that: include: A suspension bracket (1) adapted to be fixedly connected to a wheel end (100) of a vehicle; A thrust rod support (2) adapted to be detachably connected to an axle of a vehicle; A thrust rod assembly (3) is connected to the suspension bracket (1) and the thrust rod support (2), and is hingedly connected to the suspension bracket (1) and the thrust rod support (2); A guide shock absorber (4) is mounted on the suspension bracket (1); an end of the guide shock absorber (4) away from the suspension bracket (1) is suitable for being swingably mounted on a vehicle frame (200); An air spring (5) has one end fixedly connected to the suspension bracket (1) and the other end adapted to abut against the vehicle frame (200).

2. The independent suspension system according to claim 1, characterized in that: Two air springs (5) are provided, and the two air springs (5) are arranged on both sides of the guide shock absorber (4).

3. The independent suspension system according to claim 1, characterized in that: The suspension bracket (1) comprises a main body (11) for mounting the guide shock absorber (4), a fixing portion (12) suitable for connecting to the wheel end (100), an articulated portion (13) for forming an articulated fit with the thrust rod assembly (3), and an installation portion (14) for mounting the air spring (5); the main body (11) is sleeved on the circumferential outer side of the guide shock absorber (4), and a limiting plate (111) is arranged inside the main body (11) and abuts against the outer peripheral wall of the guide shock absorber (4).

4. The independent suspension system according to claim 3, characterized in that: A limiting ring (112) for supporting the guide shock absorber (4) is arranged at the bottom of the main body (11); a threaded connection portion (41) that can pass through the limiting ring (112) and a connecting nut (42) that matches the threaded connection portion (41) are arranged at the lower end of the guide shock absorber (4); the connecting nut (42) and the guide shock absorber (4) are located on opposite sides of the limiting ring (112).

5. The independent suspension system according to claim 3, characterized in that: Weight-reducing grooves (15) are provided on the main body (11), the limiting plate (111) and the fixing portion (12).

6. The independent suspension system according to claim 3, characterized in that: The hinged portion (13) comprises a hinged plate (131) fixedly connected to the fixed portion (12), and a hinged seat (132) mounted on the hinged plate (131) and connected to the thrust rod assembly (3); a reinforcing plate (133) is provided between the hinged plate (131) and the fixed portion (12).

7. The independent suspension system according to claim 1, characterized in that: A ball joint connection structure (6) is provided between the guide shock absorber (4) and the vehicle frame (200), wherein the ball joint connection structure (6) comprises a ball joint fixing seat (61) suitable for forming a fixed connection with the vehicle frame (200), a ball joint fixing bolt (62) formed in a fixed connection with the ball joint fixing seat (61), and a ball joint standard part (63) abutting against the guide shock absorber (4); the ball joint standard part (63) forms a fixed connection with the ball joint fixing bolt (62).

8. The independent suspension system according to claim 7, characterized in that: A dust cover (43) is sleeved on the circumferential outer side of the guide shock absorber (4); one end of the dust cover (43) is fixed to the guide shock absorber (4) through a clamp (44), and the other end of the dust cover (43) is fixed to a cover seat (45) through a clamp (44), and the cover seat (45) is fixedly connected to the ball joint fixing bolt (62).

9. The independent suspension system according to claim 8, characterized in that: A connecting plate (46) is arranged on the top of the cover seat (45), and a connecting groove is opened on the connecting plate (46); and a connecting bolt (47) matching the connecting groove is arranged on the ball joint fixing bolt (62).

10. A vehicle, characterized in that: include: Axles; Wheel end (100); Frame (200); and The independent suspension system as described in any one of claims 1 to 9; the suspension bracket (1) of the independent suspension system is fixedly connected to the wheel end (100), the thrust rod support (2) of the independent suspension system is detachably connected to the axle, and the guide shock absorber (4) of the independent suspension system is connected to the frame (200).

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