CN214606968U - Shock absorber support and drive axle - Google Patents

Abstract

The utility model provides a bumper shock absorber support and transaxle, include: the ladder column-shaped installation shaft penetrates through two side edges of the narrow U-shaped frame body and is fixedly connected with the two side edges of the narrow U-shaped frame body, the bending part of the narrow U-shaped frame body is attached to the bottom surface of the wide U-shaped frame body on the side surface and is provided with a first welding line, and the narrow U-shaped frame body and the wide U-shaped frame body are welded and fixed at the first welding line; the utility model provides a bumper shock absorber support and transaxle welds on the binding face of transaxle fore-and-aft direction to add and weld the reinforcing plate, both kept the intensity of bumper shock absorber support, again through the surface that changes the weld position for the fore-and-aft direction of pontic, avoided the weak region of axle housing, the bumper shock absorber is located the bridge package and the bridge pipe circular arc transition stress concentration district of axle housing body, can play the additional strengthening to the axle housing body simultaneously, has promoted the bulk strength of pontic.

Description

Shock absorber support and drive axle

Technical Field

The utility model belongs to the technical field of the supporting subassembly of motor vehicle, concretely relates to bumper shock absorber support and transaxle.

Background

In the chassis system of the automobile, the rear drive axle has the functions of bearing, transmission and the like. The rear drive axle with the assembled plate spring as a main damping means is characterized in that the middle of the plate spring is mounted on a rear axle body, and two ends of the plate spring are mounted on a frame to achieve the purposes of bearing the weight of a vehicle body and buffering. When the middle part of the plate spring is arranged on a rear axle body, a fixed square block (a shock absorber support) is generally welded on the axle body, so that the plate spring and the axle body can be conveniently attached and clamped, and then the plate spring and the axle body are fastened by bolts, nuts and the like. The fixed square (shock absorber bracket) welded on the bridge body is not large in part, but bears large load, and is integrated with the bridge body in a welding mode, and the welding seam position has large influence on the stress condition of the bridge body.

For example, the Chinese utility model patent application with the publication number of CN205292184U discloses a protective shock absorber support, which comprises a shock absorber support body and a shock absorber mounting shaft; the shock absorber support body is L-shaped and comprises an installation part and a bending part; the mounting part and the bending part are connected into an integral structure; the mounting part is provided with a mounting hole to be fixedly connected with an axle housing of the drive axle; one end of the shock absorber mounting shaft is vertically fixed on the bending part; still including the protection casing, the protection casing set up in the below of bumper shock absorber installation axle, and with the perpendicular fixed connection of kink. It can be seen that only considering among the prior art and setting up the protection casing in the below of bumper shock absorber installation axle, not considering the stress problem of bumper shock absorber support and transaxle fixed department, also not considering the problem of bumper shock absorber support bearing capacity to and the bridge package of axle housing body and the problem that weak position of bridge pipe transition stress concentration is strengthened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bumper shock absorber support and transaxle aims at promoting the rigidity and the bearing capacity of bumper shock absorber support to and the welding position that makes bumper shock absorber support and transaxle is in the problem between less stress interval.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

the utility model provides a shock absorber support, include: the ladder column-shaped installation shaft penetrates through two side edges of the narrow U-shaped frame body and is fixedly connected with the two side edges of the narrow U-shaped frame body, the bending part of the narrow U-shaped frame body is attached to the bottom surface of the wide U-shaped frame body on the side surface and is provided with a first welding line, and the narrow U-shaped frame body and the wide U-shaped frame body are welded and fixed at the first welding line; the inner walls of the two sides of the narrow U-shaped frame body are further provided with two second welding seams, the two sides of the lower portion of the reinforcing plate are fixedly welded with the narrow U-shaped frame body at the second welding seams, and the upper portion of the reinforcing plate is fixedly welded with the wide U-shaped frame body.

The utility model also provides a drive axle, include as above the bumper shock absorber support, the wide U type framework of bumper shock absorber support is equipped with third welding seam and fourth welding seam with the outer wall laminating department of drive axle, the bumper shock absorber support leads to at third welding seam and fourth welding seam welded fastening with the drive axle.

The utility model has the advantages that:

1. the utility model provides a bumper shock absorber support and transaxle welds on the binding face of transaxle fore-and-aft direction to add and weld the reinforcing plate, both kept the intensity of bumper shock absorber support, again through changing the surface of welding seam position for the fore/aft direction of the pontic, avoided the weak region of axle housing, there is the additional strengthening to the weak region of axle housing simultaneously, promoted the bulk strength of pontic.

2. The utility model provides a bumper shock absorber support and transaxle, wide U type frame stride the transaxle body and weld in the transaxle lateral wall, have the additional strengthening to the transaxle body, structural and the cross section of transaxle body does not have the welding seam simultaneously, and the welding seam is arranged on the transaxle is longitudinal, can not destroy the vertical metal streamline of transaxle after the welding.

Drawings

Fig. 1 is a schematic structural view of a shock absorber support according to the present invention.

Fig. 2 is a schematic cross-sectional view in the direction a-a of fig. 1.

Fig. 3 is a schematic structural diagram of the drive axle according to the present invention.

Fig. 4 is a schematic cross-sectional view of fig. 3 in the direction B-B.

In the figure: 100-a shock absorber bracket, 101-a narrow U-shaped frame body, 102-a wide U-shaped frame body, 103-a stepped columnar mounting shaft, 104-a reinforcing plate, 105-a first welding seam, 106-a second welding seam, 107-a third welding seam, 108-a fourth welding seam and 200-a drive axle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention is further described in detail by the following embodiments with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The embodiment of the utility model provides a shock absorber support is provided in the embodiment, as shown in FIG. 1, include: the shock absorber mounting structure comprises a stepped columnar mounting shaft 103 for mounting a shock absorber, a narrow U-shaped frame 101 for bearing the shock absorber, a wide U-shaped frame 102 for fixing a drive axle and a reinforcing plate 104 for improving the overall strength, wherein the stepped columnar mounting shaft 103 penetrates through two side edges of the narrow U-shaped frame 101 and is fixedly connected with the two side edges of the narrow U-shaped frame 101, the bent part of the narrow U-shaped frame 101 is attached to the bottom surface of the wide U-shaped frame 102 on the side surface and is provided with a first welding seam 105, and the narrow U-shaped frame 101 and the wide U-shaped frame 102 are welded and fixed at the first welding seam 105; still be equipped with two second welding seams 106 on the inner wall of two sides of narrow U type support body 101, two sides and narrow U type support body 101 of the lower part of reinforcing plate 104 are at second welding seam 106 welded fastening, and the upper portion of reinforcing plate 104 still with wide U type support body 102 welded fastening, through above structural arrangement, the bumper shock absorber support is firm reliable, and bearing capacity is strong.

The utility model also provides a drive axle, including such a bumper shock absorber support 100, the outer wall laminating department at the wide U type framework 102 of bumper shock absorber support 100 and drive axle 200 is equipped with third welding seam 107 and fourth welding seam 108, bumper shock absorber support 100 leads to at third welding seam 107 and fourth welding seam 108 welded fastening with drive axle 200, the weak region that drive axle 200 outer wall can be avoided to third welding seam 107 and fourth welding seam 108 arranges, for example, the arrangement of direction around drive axle 200, make bumper shock absorber support 100 and drive axle 200 weld on the binding face of direction around, indirectly promote the bulk strength of the axle.

Reference in the specification to "some embodiments," "one embodiment," or "an embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in some embodiments," "in one embodiment," or "in an embodiment," or the like, in various places throughout this specification are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Thus, a particular feature, structure, or characteristic illustrated or described in connection with one embodiment may be combined, in whole or in part, with a feature, structure, or characteristic of one or more other embodiments without limitation, as long as the combination is not logical or operational. Additionally, the various elements of the drawings of the present application are merely schematic illustrations and are not drawn to scale.

Having thus described several aspects of at least one embodiment of this invention, it is to be appreciated various alterations, modifications, and improvements will readily occur to those skilled in the art. Such alterations, modifications, and improvements are intended to be within the spirit and scope of the invention.

Claims (2)

1. A shock absorber mount, comprising: the ladder column-shaped installation shaft penetrates through two side edges of the narrow U-shaped frame body and is fixedly connected with the two side edges of the narrow U-shaped frame body, the bending part of the narrow U-shaped frame body is attached to the bottom surface of the wide U-shaped frame body on the side surface and is provided with a first welding line, and the narrow U-shaped frame body and the wide U-shaped frame body are welded and fixed at the first welding line; the inner walls of the two sides of the narrow U-shaped frame body are further provided with two second welding seams, the two sides of the lower portion of the reinforcing plate are fixedly welded with the narrow U-shaped frame body at the second welding seams, and the upper portion of the reinforcing plate is fixedly welded with the wide U-shaped frame body.

2. A transaxle including the shock absorber bracket of claim 1, wherein: the wide U-shaped frame body of the shock absorber support is provided with a third welding line and a fourth welding line at the joint of the outer wall of the drive axle, and the shock absorber support is welded and fixed with the drive axle at the third welding line and the fourth welding line.

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