CN214728002U

CN214728002U - Independent suspension with stable and reliable structure

Info

Publication number: CN214728002U
Application number: CN202120296439.9U
Authority: CN
Inventors: 罗训强; 崔普金; 林明山
Original assignee: Hangzhou Times Electric Technology Co ltd
Current assignee: Hangzhou Times Electric Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-11-16
Anticipated expiration: 2031-02-02

Abstract

The utility model provides a reliable and stable in structure's independent suspension relates to automobile engineering technical field. The independent suspension includes: the lower swing arm, the auxiliary frame and the stop bracket; the lower swing arm is connected with the auxiliary frame through a pin shaft, one end of the locking support is connected with the auxiliary frame, the other end of the locking support presses the end portion of the pin shaft, and the lower swing arm and the auxiliary frame are fixedly connected through a positioning bolt. In the embodiment of the utility model, independent suspension includes: the lower swing arm, the auxiliary frame and the stop bracket; the lower swing arm is connected with the auxiliary frame through a pin shaft, one end of the locking support is connected with the auxiliary frame, the other end of the locking support covers the end portion of the pin shaft and is fixedly connected through a positioning bolt, and stability and reliability of the suspension are improved.

Description

Independent suspension with stable and reliable structure

Technical Field

The utility model relates to an automotive engineering technical field, concretely relates to reliable and stable in structure's independent suspension.

Background

The suspension is a general term for all force-transmitting connecting devices between a frame (or a load-bearing vehicle body) and an axle (or a wheel) of an automobile, and has the functions of transmitting force and torque acting between the wheel and the frame, buffering impact force transmitted to the frame or the vehicle body from an uneven road surface, and reducing vibration caused by the impact force so as to ensure that the automobile can run smoothly.

Typical suspension structures are composed of elastic elements, guide mechanisms, shock absorbers, and the like, and individual structures are a cushion block, a stabilizer bar, and the like. Suspension is an important component in automobiles, and elastically connects a frame and wheels, and is related to various service performances of the automobile. In appearance, a car suspension is composed of only a few rods, a cylinder and a spring, but is not simple, and on the contrary, the car suspension is a car assembly which is difficult to achieve the perfect requirement because the suspension needs to meet the requirements of both the comfort and the handling stability of the car, and the two aspects are mutually opposite.

In current suspension, often adopt round pin hub connection between swing arm and the sub vehicle frame, in the use of car, jolt and rock and make the round pin axle not hard up easily, lead to the stability and the reliability of suspension to receive the influence.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a reliable and stable in structure's independent suspension has solved the easy not hard up problem of round pin axle in the suspension.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a structurally stable and reliable independent suspension comprising: the lower swing arm, the auxiliary frame and the stop bracket; the lower swing arm is connected with the auxiliary frame through a pin shaft, one end of the locking support is connected with the auxiliary frame, the other end of the locking support presses the end portion of the pin shaft, and the lower swing arm and the auxiliary frame are fixedly connected through a positioning bolt.

Preferably, the stop bracket is connected with the subframe through a bolt.

Preferably, through holes are formed in the two ends of the locking support, the bolt penetrates through the through holes and then is in threaded connection with the auxiliary frame, and the positioning bolt penetrates through the through holes and then is in threaded connection with the pin shaft.

Preferably, the lower swing arm is an A-shaped fork arm, the pin shaft comprises a first pin shaft and a second pin shaft, the lower swing arm is connected with the auxiliary frame through the first pin shaft and the second pin shaft, and the first pin shaft and the second pin shaft are arranged in a different shaft mode.

Preferably, the independent suspension further comprises: an upper swing arm; the upper swing arm is set to be an A-shaped fork arm; and a spiral spring is pressed between the lower swing arm and the auxiliary frame.

Preferably, the independent suspension further comprises: the wheel edge assembly is connected with the ball heads of the upper swing arm and the lower swing arm respectively, and the hydraulic brake is connected with the wheel edge assembly.

Preferably, the independent suspension further comprises: a diverter assembly; the steering gear assembly is connected with a ball head of the wheel edge assembly.

(III) advantageous effects

The utility model provides a stable in structure's reliable independent suspension. Compared with the prior art, the method has the following beneficial effects:

the utility model discloses in, independent suspension includes: the lower swing arm, the auxiliary frame and the stop bracket; the lower swing arm is connected with the auxiliary frame through a pin shaft, one end of the locking support is connected with the auxiliary frame, the other end of the locking support covers the end portion of the pin shaft and is fixedly connected through a positioning bolt, and stability and reliability of the suspension are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an independent suspension according to an embodiment of the present invention;

FIG. 2 is a schematic view of a connection structure between the lower swing arm and the auxiliary frame in the embodiment of the present invention;

fig. 3 is a schematic view of an installation structure of the locking bracket according to an embodiment of the present invention.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The embodiment of the application solves the problem that a pin shaft is easy to loosen in the suspension by providing the independent suspension with the stable and reliable structure.

In order to solve the technical problems, the general idea of the embodiment of the application is as follows:

in the embodiment of the utility model, independent suspension includes: the lower swing arm, the auxiliary frame and the stop bracket; the lower swing arm is connected with the auxiliary frame through a pin shaft, one end of the locking support is connected with the auxiliary frame, the other end of the locking support covers the end portion of the pin shaft and is fixedly connected through a positioning bolt, and stability and reliability of the suspension are improved.

In addition, the lower swing arm is arranged to be an A-shaped fork arm, the pin shaft comprises a first pin shaft and a second pin shaft, the lower swing arm is connected with the auxiliary frame through the first pin shaft and the second pin shaft, and the first pin shaft and the second pin shaft are not on the same axis, so that the axial movement of the lower swing arm along the pin shafts is avoided, and the stability and the reliability of the suspension are improved.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Example (b):

as shown in fig. 1-3, the utility model provides a stable in structure's reliable independent suspension, independent suspension includes: a lower swing arm 10, a sub-frame 20 and a stopper bracket 30; the lower swing arm 10 is connected with the subframe 20 through a pin shaft, one end of the stop bracket 30 is connected with the subframe 20, the other end of the stop bracket 30 presses the end part of the pin shaft, and the two are connected and fixed through a positioning bolt 31, so that the stability and reliability of the suspension are improved.

As shown in fig. 1 to 3, the stop bracket 30 is connected to the subframe 20 by bolts, so as to be easily disassembled.

As shown in fig. 1 to 3, through holes are formed at both ends of the locking bracket 30, bolts pass through the through holes and then are in threaded connection with the subframe 20, and positioning bolts 31 pass through the through holes and then are in threaded connection with the pin shafts.

As shown in fig. 1 to 3, the lower swing arm 10 is an a-shaped yoke, the pin shaft includes a first pin shaft 41 and a second pin shaft 42, the lower swing arm 10 is connected to the subframe 20 through the first pin shaft 41 and the second pin shaft 42, the first pin shaft 41 and the second pin shaft 42 are not on the same axis, so that the axial movement of the lower swing arm 10 along the pin shaft is avoided, and the stability and reliability of the suspension are improved.

As shown in fig. 1 to 3, the independent suspension further includes: an upper swing arm 11; the upper swing arm 11 is an A-shaped fork arm, the upper swing arm 11 and the lower swing arm 10 form an upper fork arm and a lower fork arm, the structure is different from a non-independent suspension structure used by a traditional commercial vehicle, wheels on two sides can move independently without influencing each other, and the vibration of a vehicle frame and a vehicle body can be reduced during driving; the distance between the two swing arms is increased, the force transmitted from the wheels is reduced, the unsprung mass of the automobile is reduced, and the running smoothness is improved; and a spiral spring is pressed between the lower swing arm 10 and the auxiliary frame 20, and meanwhile, the road surface impact is transmitted to the auxiliary frame through the action of the shock absorber, so that the shock is absorbed, and the riding comfort is improved.

As shown in fig. 1 to 3, the independent suspension further includes: the wheel edge assembly 50 is respectively connected with the ball heads of the upper swing arm 11 and the lower swing arm 10, the hydraulic brake 60 is connected with the wheel edge assembly 50, and friction plates of the hydraulic brake 50 are in contact with a brake disc on a wheel hub to generate friction force so as to realize braking.

As shown in fig. 1 to 3, the independent suspension further includes: a diverter assembly 70; the steering gear assembly 70 is connected with a ball head of the wheel edge assembly 50, the steering function is achieved through a hydraulic power-assisted steering pipeline, a steering system adopts a heat dissipation pipeline, the temperature of high-pressure oil is reduced, and the reliability and the service life of the system are improved.

To sum up, compare with prior art, the utility model discloses possess following beneficial effect:

1. in the embodiment of the utility model, independent suspension includes: the lower swing arm, the auxiliary frame and the stop bracket; the lower swing arm is connected with the auxiliary frame through a pin shaft, one end of the locking support is connected with the auxiliary frame, the other end of the locking support covers the end portion of the pin shaft and is fixedly connected through a positioning bolt, and stability and reliability of the suspension are improved.

2. The embodiment of the utility model provides an in, lower swing arm sets up to A style of calligraphy yoke, and the round pin axle includes first round pin axle and second round pin axle, and lower swing arm is through first round pin axle and second round pin axle and sub vehicle frame connection, and first round pin axle is not on same axis with the second round pin axle, has avoided lower swing arm along the axial float of round pin axle, has promoted the stability and the reliability of suspension.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A structurally stable independent suspension, comprising: the auxiliary frame comprises a lower swing arm (10), an auxiliary frame (20) and a stop bracket (30); the lower swing arm (10) is connected with the auxiliary frame (20) through a pin shaft, one end of the stopping support (30) is connected with the auxiliary frame (20), the other end of the stopping support (30) presses the end part of the pin shaft, and the stopping support and the auxiliary frame are fixedly connected through a positioning bolt (31).

2. Structurally stable and reliable independent suspension according to claim 1, characterized in that the stop bracket (30) is bolted to the subframe (20).

3. The independent suspension frame with stable and reliable structure as claimed in claim 2, wherein the stop bracket (30) is provided with through holes at both ends, the bolt is in threaded connection with the auxiliary frame (20) after passing through the through holes, and the positioning bolt (31) is in threaded connection with the pin shaft after passing through the through holes.

4. The structurally stable and reliable independent suspension according to claim 1, wherein the lower swing arm (10) is configured as an a-shaped yoke, the pin comprises a first pin (41) and a second pin (42), the lower swing arm (10) is connected with the subframe (20) through the first pin (41) and the second pin (42), and the first pin (41) and the second pin (42) are arranged in a different axis.

5. The structurally stable and reliable independent suspension according to any one of claims 1 to 4, further comprising: an upper swing arm (11); the upper swing arm (11) is an A-shaped fork arm; and a spiral spring is pressed between the lower swing arm (10) and the auxiliary frame (20).

6. The structurally stable, reliable independent suspension of claim 5, further comprising: the wheel edge assembly (50) is connected with the ball heads of the upper swing arm (11) and the lower swing arm (10) respectively, and the hydraulic brake (60) is connected with the wheel edge assembly (50).

7. The structurally stable, reliable independent suspension of claim 6, further comprising: a diverter assembly (70); the steering gear assembly (70) is connected with a ball head of the wheel edge assembly (50).