CN214295453U

CN214295453U - Driven axle and suspension with uniform stress

Info

Publication number: CN214295453U
Application number: CN202120086079.XU
Authority: CN
Inventors: 马烈
Original assignee: Hubei Haoyue Vehicle Technology Co ltd
Current assignee: Hubei Haoyue Vehicle Technology Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-09-28
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a driven axletree and suspension of even atress relates to automotive suspension technical field. This driven axletree of even atress includes axletree body and swing arm, and two swing arms set up respectively at the both ends of axletree body, swing arm one end and axletree body fixed connection, and the other end is equipped with the wheel hub mount pad. The suspension of even atress includes longeron, elastic damping mechanism and driven axletree, and the longeron is connected in the axletree body rotation, and elastic damping mechanism sets up at swing arm other end upside. The utility model discloses a wheel hub is connected to the axletree through the swing arm on, behind the wheel atress compression damper of one side, the swing arm is driven to the wheel hub mount pad rotatory, and then drives the axletree body rotatory, and this realization of axletree drives the equidirectional swing of wheel of opposite side, and then guarantees the even atress of wheel and damper of both sides, guarantees that the vehicle traveles stably.

Description

Driven axle and suspension with uniform stress

Technical Field

The utility model relates to an automotive suspension technical field, concretely relates to driven axletree and suspension of even atress.

Background

The damping mechanisms are usually arranged between the wheel shafts of the wheels on the two sides of the automobile and the frame, but when the weight of the automobile is uneven or the weight of loaded goods is uneven, the wheels on the two sides and the damping mechanisms are unevenly stressed, so that the driving of the automobile is easy to be unstable.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a driven axletree and suspension of even atress to it is inhomogeneous to solve among the prior art automobile both sides wheel and damper's atress, leads to the unstable problem of vehicle travel easily.

In order to achieve the above object, the present invention provides the following technical solutions:

this driven axletree of even atress includes axletree body and swing arm, and two swing arms set up respectively at the both ends of axletree body, swing arm one end and axletree body fixed connection, and the other end is equipped with the wheel hub mount pad.

Furthermore, the both ends of axletree body be equipped with the spline, the axletree body passes through splined connection swing arm.

Furthermore, the axle body is made of carbon spring steel.

Furthermore, the outside of axletree body be equipped with the central siphon, the central siphon inboard is fixed with the bearing frame, is equipped with the bearing between bearing frame and the axletree body.

Furthermore, the section of the shaft tube is polygonal, and the outline of the bearing seat is the same as the section of the shaft tube.

Further, the bearing is a deep groove ball bearing or a tapered roller bearing.

According to the utility model discloses a second aspect, this suspension of even atress includes longeron, elasticity damper and driven axletree, and the longeron is connected in this rotation of axletree, and elasticity damper sets up at swing arm other end upside.

Furthermore, a tray is arranged at the other end of the swing arm, and the elastic damping mechanism is fixed on the tray.

Furthermore, the elastic damping mechanism is an air spring, and the air spring is connected with an inflation and deflation switch.

Further, the elastic damping mechanism is a spiral spring.

The utility model has the advantages of as follows:

the utility model discloses a wheel hub is connected to the axletree through the swing arm on, behind the wheel atress compression damper of one side, the swing arm is driven to the wheel hub mount pad rotatory, and then drives the axletree body rotatory, and this realization of axletree drives the equidirectional swing of wheel of opposite side, and then guarantees the even atress of wheel and damper of both sides, guarantees that the vehicle traveles stably.

When the elastic damping mechanism of the utility model is an air spring, the air spring is connected with an inflation and deflation switch, the air spring can be inflated and deflated according to the requirement of the driving road condition, so that the overall height of the wheel can be adjusted, and when the wheel is driven on a normal road, the air spring is at the normal height of the middle position; when a cross-country muddy road surface is encountered, the whole vehicle needs to be lifted, and meanwhile, the damping mechanism needs to be ensured to have stronger elastic rigidity, at the moment, the air spring is inflated through the inflation and deflation switch, so that the height of the air spring is increased by more than 50mm, meanwhile, the air pressure in the air spring is increased, the elastic rigidity is increased, and the cross-country road condition is met; when the vehicle is in a high-speed road condition, the air pressure in the air spring is reduced through the air charging and discharging switch, the height of the air spring is reduced, and the lower center of gravity of the vehicle is ensured.

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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a perspective view of a driven axle and a suspension with uniform stress provided in embodiment 1 of the present invention;

fig. 2 is a front view of a driven axle and a suspension with uniform stress provided by embodiment 1 of the present invention;

fig. 3 is a top view of a driven axle and a suspension with uniform stress provided by embodiment 1 of the present invention;

fig. 4 is a left side view of the driven axle and suspension with uniform stress provided by embodiment 1 of the present invention;

fig. 5 is a schematic view of an axle tube and a bearing seat according to embodiment 1 of the present invention;

fig. 6 is a schematic view of an axle body according to embodiment 1 of the present invention;

fig. 7 is a schematic view of a swing arm according to embodiment 1 of the present invention;

fig. 8 is a schematic view of a swing arm and an axle tube according to embodiment 1 of the present invention;

fig. 9 is a schematic view of a suspension with uniform stress provided by embodiment 2 of the present invention;

in the figure: 1-longitudinal beam 2-axle tube 3-axle body 4-spline 5-swing arm 6-hub mounting seat 7-air spring 8-bearing seat 9-bearing 10-hub mounting shaft 11-tray 12-helical spring.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are considered to be within the scope of the present invention without substantial changes in the technical content.

Example 1

Referring to fig. 1-8, this driven axletree of even atress includes axletree body 3 and swing arm 5, and two swing arms 5 set up respectively at the both ends of

axletree body

3, and 5 one end of swing arm and axletree body 3 fixed connection, the other end are equipped with wheel hub mount pad 6. The utility model discloses a driven axletree is the unpowered axletree such as rear axle of trailer axletree, front drive car.

The both ends of axletree body 3 are equipped with spline 4, and axletree body 3 passes through spline 4 and connects swing arm 5, and the equipment is convenient, and transmission torsion can be stabilized to spline 4 moreover. The axle body 3 is made of carbon spring steel. The carbon spring steel has higher tensile strength, torsional strength limit, yield limit, elastic limit, fatigue limit and impact toughness, and has larger elastic deformation and larger potential energy storage on the premise of not generating normal-temperature creep in work.

The outside of axletree body 3 is equipped with

central siphon

2, and 2 both ends inboards of central siphon are fixed with bearing frame 8, are equipped with bearing 9 between bearing frame 8 and the axletree body 3, and the inseparable installation of bearing frame 8 outer lane and 2 inner walls of central siphon, inner circle and the inseparable installation of bearing 9. The bearing 9 is a deep groove ball bearing 9 or a tapered roller bearing 9. The section of the shaft tube 2 is polygonal, the outline of the bearing seat 8 is the same as the section of the shaft tube 2, so that the stable connection between the bearing seat 8 and the shaft tube 2 can be ensured, and the bearing seat 8 is prevented from loosening. The section of the shaft tube 2 in this embodiment is a diamond shape, but may be any other polygon such as a rectangle or a hexagon.

Install swing arm 5 under 3 horizontal condition of axletree body, swing arm 5 is connected the back with spline 4 and is locked through locking bolt, prevents to take place to control the displacement. The other end of swing arm 5 is equipped with a wheel hub installation axle 10, and wheel hub mount pad 6 is fixed on wheel hub installation axle 10.

This suspension of even atress includes longeron 1, elastic damping mechanism and driven axletree, and longeron 1 is connected in the rotation of axletree body 3, and elastic damping mechanism sets up at 5 other end upsides of swing arm. The other end of the swing arm 5 is provided with a tray 11, an elastic damping mechanism is fixed on the tray 11, and the upper end of the elastic damping mechanism is connected with a vehicle frame (not shown in the figure).

The elastic damping mechanism in the embodiment is an air spring 7, and the air spring 7 is connected with an inflation and deflation switch. The air spring 7 can be inflated and deflated according to the driving road condition requirement, and the overall height of the wheel can be adjusted. When the vehicle runs on a normal road, the air spring 7 is at the normal height at the middle position; when a cross-country muddy road surface is encountered, the whole vehicle needs to be lifted, and meanwhile, the damping mechanism needs to be ensured to have stronger elastic rigidity, at the moment, the air spring 7 is inflated through the inflation and deflation switch, so that the height of the air spring 7 is increased by more than 50mm, meanwhile, the air pressure in the air spring 7 is increased, the elastic rigidity is increased, and the cross-country road condition is met; when the vehicle is in a high-speed road condition, the air pressure in the air spring 7 is reduced through the air charging and discharging switch, the height of the air spring 7 is reduced, and the lower gravity center of the vehicle is ensured.

The utility model discloses a wheel hub is connected to the axletree through swing arm 5 on, behind the wheel atress compression damper of one side, wheel hub mount pad 6 drives swing arm 5 rotatory, and then drives axletree body 3 rotatory, and axletree body 3 can drive the equidirectional swing of wheel of opposite side, and then guarantees the even atress of wheel and damper of both sides, guarantees that the vehicle traveles stably.

Example 2

Referring to fig. 9, the elastic damping mechanism in this embodiment is a coil spring 12, and the coil spring 12 is used to replace the air spring 7 under some off-road conditions that do not require adjustment of the height of the vehicle body, so as to ensure the stability of the wheels during the off-road process.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a driven axletree of even atress which characterized in that: driven axletree of even atress include axletree body (3) and swing arm (5), two swing arms (5) set up respectively at the both ends of axletree body (3), swing arm (5) one end and axletree body (3) fixed connection, the other end is equipped with wheel hub mount pad (6).

2. The uniformly weighted driven axle of claim 1, wherein: both ends of axletree body (3) be equipped with spline (4), axletree body (3) are through spline (4) connection swing arm (5).

3. The uniformly stressed driven axle according to claim 1 or 2, wherein: the axle body (3) is made of carbon spring steel.

4. The uniformly weighted driven axle of claim 1, wherein: the outside of axletree body (3) be equipped with central siphon (2), central siphon (2) inboard is fixed with bearing frame (8), is equipped with bearing (9) between bearing frame (8) and axletree body (3).

5. The uniformly weighted driven axle of claim 4, wherein: the section of the shaft tube (2) is polygonal, and the outline of the bearing seat (8) is the same as the section of the shaft tube (2).

6. The uniformly weighted driven axle of claim 4, wherein: the bearing (9) is a deep groove ball bearing (9) or a tapered roller bearing (9).

7. A uniformly stressed suspension characterized by: the uniformly stressed suspension comprises a longitudinal beam (1), an elastic damping mechanism and a driven axle of claim 1, wherein the axle body (3) is rotatably connected with the longitudinal beam (1), and the elastic damping mechanism is arranged on the upper side of the other end of the swing arm (5).

8. The uniformly stressed suspension of claim 7, wherein: the other end of the swing arm (5) is provided with a tray (11), and the elastic damping mechanism is fixed on the tray (11).

9. A uniformly stressed suspension according to claim 7 or 8, wherein: the elastic damping mechanism is an air spring (7), and the air spring (7) is connected with an inflation and deflation switch.

10. A uniformly stressed suspension according to claim 7 or 8, wherein: the elastic damping mechanism is a spiral spring (12).