CN220662764U - Front suspension and vehicle - Google Patents

Abstract

The application provides a front suspension and vehicle relates to vehicle technical field, and its each part that aims at solving above-mentioned front suspension direct mount is higher to frame machining precision requirement, and the big technical problem of installation degree of difficulty on the frame. The front suspension comprises an integrated mounting seat, an upper swing arm, a lower swing arm, a steering arm, a front shock absorber and a front fork assembly; along a first direction, the upper swing arm and the lower swing arm are opposite and are arranged at intervals, and the first ends of the upper swing arm and the lower swing arm are rotationally connected with the integrated mounting seat; the second ends of the upper swing arm and the lower swing arm are connected to the front fork assembly through a ball hinge structure; the steering arm is rotationally connected to the integrated mounting seat, and a steering rod is arranged between the steering arm and the front fork assembly; the both ends of preceding bumper shock absorber are connected with integrated mount pad, lower swing arm respectively. The application provides a front suspension and vehicle, it can be with each part integration of front suspension on integrated mount pad, reduces the frame and front suspension between the installation degree of difficulty to and the machining precision of frame.

Description

Front suspension and vehicle

Technical Field

The application relates to the technical field of vehicles, in particular to a front suspension and a vehicle.

Background

The front suspension of the motorcycle transmits the up-and-down vibration of the front wheel to the shock absorber during jolt and sudden brake, and the spring in the shock absorber generates extension or compression and acts together with the shock absorber, so that the effective ground contact of the front wheel and the height of the whole motorcycle are ensured, the vibration is reduced, and comfortable riding feeling is brought to a human body.

The front fork type front suspension at present generally comprises a front fork assembly, an upper swing arm, a lower swing arm and a shock absorber, wherein a front wheel is arranged at the bottom of the front fork assembly, the upper swing arm and the lower swing arm are arranged between the front fork assembly and a frame, and the shock absorber is arranged between the lower swing arm and the frame, so that the ground grabbing and shock absorbing effects of a vehicle during jolt or sudden braking are achieved.

However, the front suspension components are directly mounted on the frame, so that the frame has high machining precision requirement and high mounting difficulty.

Disclosure of Invention

In view of the above, embodiments of the present application provide a front suspension and a vehicle, which can integrate components of the front suspension on an integrated mounting seat thereof, reduce the difficulty in mounting between a frame and the front suspension, and reduce the machining accuracy of the frame.

In order to achieve the above purpose, the embodiment of the present application provides the following technical solutions:

the first aspect of the embodiment of the application provides a front suspension, which comprises an integrated mounting seat, an upper swing arm, a lower swing arm, a steering arm, a front shock absorber and a front fork assembly; along a first direction, the upper swing arm and the lower swing arm are opposite and are arranged at intervals, and the first end of the upper swing arm and the first end of the lower swing arm are rotationally connected with the integrated mounting seat; the second end of the upper swing arm and the second end of the lower swing arm are connected to the front fork assembly through a ball hinge structure; the steering arm is rotatably connected to the integrated mounting seat and is used for being connected with a handlebar; a steering rod is arranged between the steering arm and the front fork assembly; the front shock absorber extends along a first direction, one end of the front shock absorber is connected with the integrated mounting seat, and the other end of the front shock absorber is connected with the lower swing arm.

In an alternative embodiment, the top of the integrated mount is provided with a connecting post along a first direction; the integrated mounting seat is rotationally connected with the steering arm through the connecting column.

In an alternative embodiment, a side of the integrated mount facing the front shock absorber is provided with a mounting ear to which one end of the front shock absorber is hinged.

In an alternative embodiment, the integrated mount includes oppositely disposed first and second sidewalls along a third direction; the first side wall and the second side wall are respectively provided with a first mounting hole connected with the first end of the upper swing arm, and the two first mounting holes are oppositely arranged along a third direction; the first side wall and the second side wall are respectively provided with a second mounting hole connected with the first end of the lower swing arm, the two second mounting holes are oppositely arranged along the third direction and are located above the second mounting holes along the first direction.

In an alternative embodiment, the upper swing arm and the lower swing arm are arranged in parallel along the second direction, and are triangular relative to the projection of the plane in which the second direction and the third direction are located; the upper swing arm comprises a first support arm and a second support arm, the first end of the first support arm and the first end of the second support arm are respectively arranged on a first rotating shaft assembly, and the first rotating shaft assembly is arranged in the first mounting hole; the second end of the first support arm and the second end of the second support arm are combined together and are connected with the front fork assembly through the ball hinge structure; the lower swing arm comprises a third support arm and a fourth support arm, the first end of the third support arm and the first end of the fourth support arm are respectively arranged on a second rotating shaft assembly, and the second rotating shaft assembly is arranged in the second mounting hole; the second end of the third support arm and the second end of the fourth support arm are combined together and are connected with the front fork assembly through the ball hinge structure.

In an alternative embodiment, the front fork assembly includes opposed and spaced apart front fork tubes; a first connecting plate and a second connecting plate are arranged between the two front fork pipes, and the first connecting plate is arranged above the second connecting plate along the first direction; the first connecting plate is provided with a first ball head seat, the second end of the upper swing arm is provided with a first ball head connected with the first ball head seat, and the first ball head seat and the first ball head form the ball twisting structure; the second connecting plate is provided with a second ball seat, the second end of the lower swing arm is provided with a second ball head connected with the second ball seat, and the second ball seat and the second ball head form the ball twisting structure.

In an alternative embodiment, the first coupling plate is provided with a plug-in pipe, and a first steering ball rod connected with the steering rod is arranged in the plug-in pipe; a first steering ball seat and a second steering ball seat are respectively arranged at two ends of the steering rod, and the first steering ball seat is connected with the first steering ball rod; the steering arm is provided with a second steering ball bar, and the second steering ball bar is connected with the second steering ball seat.

In an alternative embodiment, two steering rods are arranged between the first coupling plate and the steering arm; the two steering rods are arranged at intervals along the third direction, and each steering rod extends obliquely along the second direction.

A second aspect of an embodiment of the present application provides a vehicle comprising a frame, a front wheel, and a front suspension according to the first aspect; the front suspension comprises an integrated mounting seat and a front fork assembly linked with the integrated mounting seat, and is mounted on the frame through the integrated mounting seat; the front wheel is mounted to the bottom of the front fork assembly.

In an alternative embodiment, the vehicle further comprises a handlebar; the front suspension further comprises a steering arm, and the handle bar is connected with the steering arm and drives the steering arm to rotate.

Compared with the related art, the front suspension and the vehicle provided by the embodiment of the application have the following advantages:

the front suspension and the vehicle provided by the embodiment of the application, wherein the front suspension comprises an integrated mounting seat, an upper swing arm, a lower swing arm, a steering arm, a front shock absorber and a front fork assembly; the two ends of the upper swing arm and the lower swing arm are respectively and rotatably connected with the integrated mounting seat and the front fork assembly; the shock absorber is connected between the lower swing arm and the integrated mounting seat. So set up, the vehicle is jolting and the shock absorber is transmitted to the upper and lower vibration of front wheel when sudden braking to realize the shock attenuation effect.

Further, the steering arm is arranged at the top of the integrated mounting seat, the steering arm is connected with the handlebar, and a steering rod is arranged between the steering arm and the front fork assembly, namely, the handlebar is rotated, so that steering force can be transmitted to the front fork assembly through the steering rod.

In sum, the front suspension provided by the embodiment of the application, the upper swing arm, the lower swing arm, the front shock absorber and the steering arm can be directly installed on the integrated installation seat, the steering rod and the front fork assembly can be indirectly installed on the integrated installation seat, and the front suspension can be integrated on the integrated installation seat.

Compared with the scheme that the requirements on the precision of the frame are high and the mounting difficulty is high, the front suspension components are integrally mounted on the integrated mounting seat and further mounted on the frame through the integrated mounting seat, the processing precision of the frame can be reduced, the mounting difficulty between the frame and the front suspension is reduced, and the mounting efficiency is improved.

In addition to the technical problems, features constituting the technical solutions, and advantages brought by the technical features of the technical solutions described above, other technical problems that may be solved by the front suspension and the vehicle provided by the embodiments of the present disclosure, other technical features included in the technical solutions, and advantages brought by the technical features, further detailed description will be given in the detailed description of the embodiments.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an overall structure of a handlebar, front wheel and front suspension provided in an embodiment of the present application;

FIG. 2 is a schematic diagram of a front suspension according to an embodiment of the present disclosure;

FIG. 3 is a schematic diagram of a front suspension according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of an upper swing arm according to an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a lower swing arm according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of an integrated mounting seat according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of a front fork assembly according to an embodiment of the present disclosure;

fig. 8 is a schematic diagram of connection between a steering rod and a steering arm according to an embodiment of the present application.

Reference numerals illustrate:

100-front suspension;

10-an integrated mounting base;

11-connecting columns; 12-mounting ears; 13-a first mounting hole; 14-a second mounting hole; 15-a clearance groove;

20-steering arms;

30-steering rod;

31-a first steering ball seat; 32-a first steering cue; 33-a second tee; 34-a second steering cue;

40-upper swing arms;

41-a first arm; 42-a second arm; 43-first ball head;

44-a first spindle assembly; 441-a first shaft; 442—a first needle bearing;

50-lower swing arms;

51-a third arm; 52-fourth arm; 53-a second bulb;

54-a second spindle assembly; 541-a second spindle; 542-a second needle bearing;

60-front shock absorber;

70-a front fork assembly;

71-front fork tube;

72-a first coupling plate; 721-first ball mount; 722-plug-in pipe;

73-a second coupling plate; 731-a second head mount;

200-handle bar;

300-front wheel.

Detailed Description

The mounting difficulty between the front suspension and the frame of the motorcycle in the related art is high, and the requirements on the frame processing precision are high. The inventor researches find that the reason for the problem is that the components in the front suspension are directly connected with the frame, so that a plurality of matched mounting points exist on the frame, the processing precision and difficulty of the frame are further improved, and the mounting difficulty between the frame and the front suspension is also increased.

To above-mentioned problem, this application embodiment provides a front suspension, but through with last swing arm, lower swing arm, preceding bumper shock absorber and steering arm direct mount on integrated mount pad, steering column and front fork subassembly can indirectly install on integrated mount pad, can be with the front suspension can integrate on integrated mount pad.

So set up, will hang the integrated installation in the integrated mount pad before in this application embodiment to further install on the frame through the integrated mount pad, can reduce the design precision of frame, and reduce the frame and hang the installation degree of difficulty before with between, promote installation effectiveness.

In order to make the above objects, features and advantages of the embodiments of the present application more obvious and understandable, the following technical solutions of the embodiments of the present application are clearly and completely described. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, based on the embodiments herein, which are within the scope of the protection of the present application, will be within the purview of one of ordinary skill in the art without the exercise of inventive faculty.

The vehicle provided by the embodiment of the application can be a two-wheel vehicle or a three-wheel vehicle. For example, the vehicle may be a two-wheeled electric vehicle and a two-wheeled motorcycle, to which the present embodiment is not limited. The present embodiment will be described taking a two-wheeled electric vehicle or a two-wheeled motorcycle as an example.

For convenience in describing the vehicle provided in the embodiments of the present application, a coordinate system in the drawings needs to be described, where a Z-axis direction is a first direction, the first direction is defined as an up-down direction of the vehicle, a Y-axis direction is a second direction, and the second direction is defined as a front-back direction of the vehicle; the X-axis direction is a third direction defined as the left and right directions of the vehicle bag.

As shown in fig. 1, the vehicle provided in the embodiment of the present application is a two-wheeled vehicle, which includes a frame, a front suspension 100, a rear suspension (not shown), a front wheel 300, a rear wheel (not shown), and a handlebar 200; wherein in the second direction, the rear suspension is connected with the rear end of the frame, and in the first direction the rear wheel is mounted at the bottom of the rear suspension, the rear suspension being configured such that the rear suspension maintains the rear wheel in engagement with the ground and dampens vibrations when the vehicle is travelling over a bumpy road or braked.

Further, in the second direction, the front suspension 100 is mounted to the front end of the frame and is disposed proximate to the handlebar 200. Along the first direction, the front wheel 300 is disposed at the bottom of the front suspension 100, the handlebar 200 is disposed at the top of the front suspension 100, and turning the handlebar 200 can drive the front wheel 300 to turn. Likewise, front suspension 100 is configured such that when the vehicle is traveling over a bumpy road or is braked, front suspension 100 maintains front wheel 300 in contact with the ground and dampens the vibrations, thereby achieving the grip and shock absorbing effect of the vehicle during bumpy or sudden braking.

As shown in fig. 2 and 3, the front suspension 100 provided in this embodiment of the present application includes a front fork assembly 70, an integrated mounting seat 10, and an upper swing arm 40, a lower swing arm 50, a steering arm 20, and a front shock absorber 60 integrally mounted on the integrated mounting seat 10, wherein along a second direction, the integrated mounting seat 10 is disposed between the front fork assembly 70 and a front end of a frame, the integrated mounting seat 10 is integrally in a rectangular structure, one side of the integrated mounting seat 10 facing the frame along the second direction has a plane, and the integrated mounting seat 10 can be mounted on the front end of the frame by using the plane in a fitting manner, so that the mounting reliability of the integrated mounting seat 10 and the frame is improved.

The upper swing arm 40 and the lower swing arm 50 are disposed between the front fork assembly 70 and the integrated mount 10 along the second direction, and the swing arm 40 is disposed above the lower swing arm 50 along the first direction, and spaced apart, i.e., the upper swing arm 40 and the lower swing arm 50 are opposite and spaced apart along the first direction.

Preferably, the upper swing arm 40 and the lower swing arm 50 are parallel and oppositely arranged, and the extension lengths of the upper swing arm 40 and the lower swing arm 50 are the same along the second direction, so that the upper swing arm 40 and the lower swing arm 50 can keep synchronous action when receiving the acting force from the shock absorber, and the shock absorbing effect is improved.

In this embodiment, the upper swing arm 40 and the lower swing arm 50 respectively have a first end and a second end along the second direction, the first end of the upper swing arm 40 is rotatably connected to the integrated mounting seat 10, and the second end of the upper swing arm 40 is connected to the front fork assembly 70 through a ball hinge structure, so that the upper swing arm 40 can swing freely relative to the integrated mounting seat 10 and the front fork assembly 70. Similarly, the first end of the lower swing arm 50 is rotatably connected to the integrated mounting base 10, and the second end of the lower swing arm 50 is connected to the front fork assembly 70 through a ball hinge structure, so that the lower swing arm 50 can swing freely relative to the integrated mounting base 10 and the front fork assembly 70.

Specifically, in one embodiment, the upper swing arm 40 and the lower swing arm 50 are triangular with respect to the plane projection in which the second direction and the third direction are located, that is, the upper swing arm 40 and the lower swing arm 50 are triangular as a whole.

As shown in fig. 4, the upper swing arm 40 includes a first arm 41 and a second arm 42, and a first end of the first arm 41 and a first end of the second arm 42 are rotatably connected to the integrated mount 10, respectively, and a second end of the first arm 41 and a second end of the second arm 42 are coupled together and rotatably connected to the front fork assembly 70 through a ball hinge structure. For example, the second end of the first arm 41 and the second end of the second arm 42 are integrally formed, so that the reliability of the connection between the upper swing arm 40 and the integrated mounting base 10 and the reliability of the installation of the shock absorber on the lower swing arm 50 can be improved.

As shown in fig. 5, the lower swing arm 50 includes a third arm 51 and a fourth arm 52, a first end of the third arm 51 and a first end of the fourth arm 52 are rotatably connected to the integrated mount 10, respectively, and a second end of the third arm 51 and a second end of the fourth arm 52 are coupled together and rotatably connected to the front fork assembly 70 through a ball hinge structure. For example, the second end of the third arm 51 and the second end of the fourth arm 52 are integrally formed. By such arrangement, the connection reliability of the lower swing arm 50 and the integrated mount 10, and the reliability of the shock absorber mounted on the lower swing arm 50 can be improved.

As shown in fig. 6, the integrated mounting seat 10 provided in the embodiment of the present application includes a first side wall and a second side wall that are oppositely disposed in a third direction, and the first side wall and the second side wall are used for being connected with the upper swing arm 40 and the lower swing arm 50. For example, the first side wall and the second side wall are each provided with a first mounting hole 13, and the first mounting holes 13 are disposed opposite to each other in the third direction. The first side wall and the second side wall are also respectively provided with a second mounting hole 14, the two second mounting holes 14 are oppositely arranged along the third direction, and the second mounting holes 14 are positioned below the first mounting holes 13 along the first direction.

When the upper swing arm 40 is mounted on the integrated mounting base 10, the first end of the first support arm 41 is located at one side of the first side wall, the first end of the second support arm 42 is located at one side of the second side wall, and the first ends of the first support arm 41 and the second support arm 42 are respectively mounted in the first mounting hole 13 through the first rotating shaft assembly 44.

When the lower swing arm 50 is mounted to the integrated mounting base 10, the first end of the third arm 51 is located at one side of the first side wall, the first end of the fourth arm 52 is located at one side of the second side wall, and the first ends of the third arm 51 and the fourth arm 52 are respectively mounted in the second mounting hole 14 through the second rotating shaft assembly 54.

It should be noted that, the first shaft assembly 44 and the second shaft assembly 54 have the same structure, and the first shaft assembly 44 is taken as an example for illustration, the first shaft assembly 44 includes a first shaft 441, a first needle bearing 442 sleeved on the first shaft 441, and other accessories for positioning or sealing the bearings, etc., the first shaft 441 can be inserted into the first mounting hole 13, and the first end of the upper swing arm 40 is sleeved on the first needle bearing 442 to realize the rotational connection with respect to the integrated mounting seat 10; accordingly, the second shaft assembly 54 includes a second shaft 541, a second needle bearing 542 sleeved on the second shaft 541, and other accessories for positioning or sealing the bearings, which are not described in detail in this embodiment.

Further, the first mounting hole 13 and the second mounting hole 14 penetrate through the whole integrated mounting seat 10 along the third direction, correspondingly, the rotating shaft of each rotating shaft assembly is penetrated on the integrated mounting seat 10, and two ends of each rotating shaft are respectively provided with at least one needle bearing.

In this embodiment, the front shock absorber 60 extends along the first direction, the bottom end of the front shock absorber 60 is connected to the lower swing arm 50, the top end of the front shock absorber 60 is connected to the integrated mounting base 10, and at least part of the front shock absorber 60 is located in the avoidance slot 15 of the integrated mounting base 10.

For example, the side of the integrated mount 10 facing the front shock absorber 60 is provided with a mounting ear 12, and the top end of the front shock absorber 60 is hinged to the mounting ear 12 and swingable with respect to the integrated mount 10; the bottom end of the front shock absorber 60 is mounted on the lower swing arm 50 through a pin shaft and is swingable with respect to the integrated mount 10. Further, the integrated mount 10 is provided with a clearance groove 15 cooperating with the front shock absorber 60 along the second direction toward one side of the front fork assembly 70 to form a clearance space of the front shock absorber 60, thereby reducing the installation space of the front suspension 100.

In order to achieve the steering of the front wheel 300, the steering arm 20 is rotatably connected to the top of the integrated mounting seat 10, and the handlebar 200 is fixedly connected to the steering arm 20, so that the steering arm 20 can be driven to rotate relative to the integrated mounting seat 10 when the handlebar 200 rotates. A steering rod 30 is arranged between the steering arm 20 and the front fork assembly 70, and two ends of the steering rod 30 are respectively connected with the steering arm 20 and the front fork assembly 70 through a ball hinge structure so as to drive the front fork assembly 70 to steer through the steering rod 30 and further drive the front wheels 300 to steer.

The front suspension 100 provided in the embodiment of the application, the upper swing arm 40, the lower swing arm 50, the front shock absorber 60 and the steering arm 20 thereof can be directly mounted on the integrated mounting base 10, the steering rod 30 and the front fork assembly 70 can be indirectly mounted on the integrated mounting base 10, and the front suspension 100 can be integrated on the integrated mounting base 10.

Compared with the scheme that the requirements on the precision of the frame are high and the mounting difficulty is high, the front suspension device in the embodiment of the application is characterized in that the front suspension device is directly mounted on the frame, the front suspension device is integrally mounted on the integrated mounting seat 10, and the front suspension device is further mounted on the frame through the integrated mounting seat 10, so that the design precision of the frame can be reduced, the mounting difficulty between the frame and the front suspension device 100 is reduced, and the mounting efficiency is improved.

With continued reference to fig. 6, on the basis of the above embodiment, the top of the integrated mounting seat 10 in the embodiment of the present application is provided with a connection post 11, for example, the top surface of the integrated mounting seat 10 is provided with the connection post 11, and the connection post 11 protrudes from the top surface of the integrated mounting seat 10 and extends along the first direction.

The steering arm 20 is provided with a plug hole matched with the connecting column 11, the connecting column 11 is inserted into the plug hole, the connecting column 11 is connected with a nut, and the nut is limited on the steering arm 20 to prevent the connecting column 11 from falling out of the plug hole. Further, a bearing is arranged between the connecting column 11 and the wall of the plugging hole so that the steering arm 20 can rotate relative to the connecting column 11; that is, turning the handlebar 200, the steering arm 20 can rotate relative to the integrated mounting base 10, and further the handlebar 200 can rotate relative to the frame.

As shown in fig. 7 and 8, the front fork assembly 70 in the embodiment of the present application includes front fork tubes 71 disposed opposite to and spaced apart from each other, and the front fork tubes 71 may be carbon fiber tubes to save weight of the front fork assembly 70. A first coupling plate 72 and a second coupling plate 73 are disposed between the two front fork tubes 71, and the first coupling plate 72 and the second coupling plate 73 are disposed on the two front fork tubes 71 in a penetrating manner to fix the interval between the two front fork tubes 71 and to improve the structural strength of the front fork assembly 70. The first link plate 72 is located above the second link plate 73 in a first direction and spaced apart, wherein the first link plate 72 is adapted to be connected to the second end of the upper swing arm 40 and the second link plate 73 is adapted to be connected to the second end of the lower swing arm 50.

Specifically, a ball hinge structure is provided between the first coupling plate 72 and the second end of the upper swing arm 40, and is connected together by the ball hinge structure, and a ball hinge structure is provided between the second coupling plate 73 and the second end of the lower swing arm 50, and is connected together by the ball hinge structure. To distinguish the above ball-hinge structure, the ball-hinge structure between the first coupling plate 72 and the second end of the upper swing arm 40 may be defined as a first ball-hinge structure, and the ball-hinge structure between the second coupling plate 73 and the second end of the lower swing arm 50 may be defined as a second ball-hinge structure.

The first ball hinge structure includes a first ball seat 721 and a first ball head 43 matched with the first ball seat, the first ball seat 721 is fixed on the first connecting plate 72, the first ball head 43 is mounted at the second end of the upper swing arm 40, the first ball head 43 is embedded into the first ball seat 721, i.e. the upper swing arm 40 can be mounted on the first ball seat 721 through the first ball head 43, so as to realize the swing of the multi-degree-of-freedom relative to the front fork assembly 70.

Similarly, the second ball hinge structure includes a second ball seat 731 and a second ball head 53 cooperating with the second ball seat 731, the second ball seat 731 is fixed on the second coupling plate 73, and the second ball head 53 is mounted on the second end of the lower swing arm 50, and the second ball head 53 is embedded in the second ball seat 731, that is, the lower swing arm 50 can be mounted on the second ball seat 731 through the second ball head 53, so as to implement swinging of the multiple degrees of freedom relative to the front fork assembly 70.

Further, a steering rod 30 is disposed between the first coupling plate 72 and the steering arm 20, and both ends of the steering rod 30 are connected with the first coupling plate 72 and the steering arm 20 through a ball hinge structure, respectively. Specifically, the two ends of the steering rod 30 are respectively provided with a first steering ball seat 31 and a second steering ball seat 33, the first connecting plate 72 is provided with an insertion pipe 722, the insertion pipe 722 is internally provided with a first steering ball rod 32, the first steering ball rod 32 can be inserted into the first steering ball seat 31, and the first steering ball seat 31 and the first steering ball rod 32 form a ball twisting structure so as to realize multi-degree-of-freedom rotation of the steering rod 30 relative to the first connecting plate 72.

The bottom of the steering arm 20 is provided with a second steering ball rod 34, and the second steering ball rod 34 is arranged in a second steering ball seat 33 close to the second steering ball rod, and the second steering ball seat 33 and the second steering ball rod 34 form a ball twisting structure so as to realize multi-degree-of-freedom rotation of the steering rod 30 relative to the steering arm 20.

It should be noted that, the front suspension 100 in the embodiment of the present application includes two steering rods 30, where the two steering rods 30 are parallel and spaced along the third direction, and each steering rod 30 extends obliquely along the second direction and has equal length, and the height of the second steering ball seat 33 is greater than that of the first steering ball seat 31. By the arrangement, the reliability of the steering mechanism of the front suspension 100 system and the steering constant speed of the two steering pull rods can be improved, and the steering control precision is improved.

In this specification, each embodiment or implementation is described in a progressive manner, and each embodiment focuses on a difference from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Generally, terms should be understood at least in part by use in the context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, at least in part depending on the context. Similarly, terms such as "a" or "an" may also be understood to convey a singular usage or a plural usage, depending at least in part on the context.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. The front suspension is characterized by comprising an integrated mounting seat, an upper swing arm, a lower swing arm, a steering arm, a front shock absorber and a front fork assembly;

along a first direction, the upper swing arm and the lower swing arm are opposite and are arranged at intervals, and the first end of the upper swing arm and the first end of the lower swing arm are rotationally connected with the integrated mounting seat; the second end of the upper swing arm and the second end of the lower swing arm are connected to the front fork assembly through a ball hinge structure;

the steering arm is rotatably connected to the integrated mounting seat and is used for being connected with a handlebar; a steering rod is arranged between the steering arm and the front fork assembly;

the front shock absorber extends along a first direction, one end of the front shock absorber is connected with the integrated mounting seat, and the other end of the front shock absorber is connected with the lower swing arm.

2. The front suspension of claim 1, wherein a top of the integrated mount is provided with a connection post along a first direction;

the integrated mounting seat is rotationally connected with the steering arm through the connecting column.

3. The front suspension of claim 1, wherein a side of the integrated mount facing the front shock absorber is provided with a mounting ear to which one end of the front shock absorber is hinged.

4. The front suspension of claim 1, wherein the integrated mount includes oppositely disposed first and second sidewalls along a third direction;

the first side wall and the second side wall are respectively provided with a first mounting hole connected with the first end of the upper swing arm, and the two first mounting holes are oppositely arranged along a third direction;

the first side wall and the second side wall are respectively provided with a second mounting hole connected with the first end of the lower swing arm, the two second mounting holes are oppositely arranged along the third direction and are located above the second mounting holes along the first direction.

5. The front suspension of claim 4 wherein the upper swing arm and the lower swing arm are disposed in parallel along a second direction and are triangular in shape relative to a projection of a plane in which the second and third directions lie;

the upper swing arm comprises a first support arm and a second support arm, the first end of the first support arm and the first end of the second support arm are respectively arranged on a first rotating shaft assembly, and the first rotating shaft assembly is arranged in the first mounting hole;

the second end of the first support arm and the second end of the second support arm are combined together and are connected with the front fork assembly through the ball hinge structure;

the lower swing arm comprises a third support arm and a fourth support arm, the first end of the third support arm and the first end of the fourth support arm are respectively arranged on a second rotating shaft assembly, and the second rotating shaft assembly is arranged in the second mounting hole;

the second end of the third support arm and the second end of the fourth support arm are combined together and are connected with the front fork assembly through the ball hinge structure.

6. The front suspension of any one of claims 1-5, wherein the front fork assembly comprises opposed and spaced apart front fork tubes;

a first connecting plate and a second connecting plate are arranged between the two front fork pipes, and the first connecting plate is arranged above the second connecting plate along the first direction;

the first connecting plate is provided with a first ball head seat, the second end of the upper swing arm is provided with a first ball head connected with the first ball head seat, and the first ball head seat and the first ball head form the ball twisting structure;

the second connecting plate is provided with a second ball seat, the second end of the lower swing arm is provided with a second ball head connected with the second ball seat, and the second ball seat and the second ball head form the ball twisting structure.

7. The front suspension of claim 6, wherein the first coupling plate is provided with a socket in which a first steering ball bar connected to the steering rod is provided;

a first steering ball seat and a second steering ball seat are respectively arranged at two ends of the steering rod, and the first steering ball seat is connected with the first steering ball rod;

the steering arm is provided with a second steering ball bar, and the second steering ball bar is connected with the second steering ball seat.

8. The front suspension of claim 7 wherein two of the steering levers are disposed between the first link plate and the steering arm;

the two steering rods are arranged at intervals along the third direction, and each steering rod extends obliquely along the second direction.

9. A vehicle comprising a frame, a front wheel and the front suspension of any one of claims 1 to 8;

the front suspension comprises an integrated mounting seat and a front fork assembly linked with the integrated mounting seat, and is mounted on the frame through the integrated mounting seat;

the front wheel is mounted to the bottom of the front fork assembly.

10. The vehicle of claim 9, further comprising a handlebar;

the front suspension further comprises a steering arm, and the handle bar is connected with the steering arm and drives the steering arm to rotate.