CN215662823U - Structure based on 7 meters bears urban bus front suspension lateral thrust pole support entirely - Google Patents

Abstract

The utility model discloses a structure of a 7 m full-bearing urban passenger car front suspension transverse thrust rod support, which comprises an L-shaped connecting plate, a middle reinforcing rib, side reinforcing ribs, an upper rectangular pipe, a lower rectangular pipe and a U-shaped fixing seat, wherein the main body part of the U-shaped fixing seat is arranged above a bottom plate of the L-shaped connecting plate, two front ends of the U-shaped fixing seat are respectively provided with a fixing hole and extend out of the L-shaped connecting plate, the rear end faces and the bottom end faces of the middle reinforcing rib and the side reinforcing ribs are respectively connected with a side plate of the L-shaped connecting plate and the upper end face of the U-shaped fixing seat and fixed at the middle part and one side end part of the upper end face of the U-shaped fixing seat, the upper rectangular pipe is fixed at the other side end part of the upper end face of the U-shaped fixing seat, the rear side wall face of the upper rectangular pipe is connected with a side plate of the L-shaped connecting plate, and the lower rectangular pipe is arranged at the same side end part of the U-shaped fixing seat at a preset distance from the upper rectangular pipe. The utility model not only ensures the reliability of the front suspension transverse thrust rod support and the convenience of the installation and maintenance of the front suspension transverse thrust rod, but also meets the severe conditions of long-term overload operation of the urban passenger car.

Description

Structure based on 7 meters bears urban bus front suspension lateral thrust pole support entirely

Technical Field

The utility model belongs to the technical field of passenger car accessories, and particularly relates to a structure based on a 7-meter full-bearing urban passenger car front suspension transverse thrust rod support.

Background

With the brisk development of the Chinese passenger car industry, the pure electric city passenger car is also a main vehicle in each city at present as a vehicle model which is widely popularized and used by the nation, and the national and various local relevant standards have specific detailed parameter requirements on the step height, the height of the floor in the car, the channel width, the seat number of passengers and the like, and the realization of the specific requirements is mainly closely related to the arrangement design structure of the front suspension of the pure electric city passenger car. The pure electric city bus is important for meeting the detailed parameter requirements of the relevant standards of China and all places on the stepping height, the height of the floor in the bus, the width of a channel, the seat number of passengers and the like, and how to reasonably arrange the positions of the air bag, the air bag support, the shock absorber, the guide mechanism and the relevant support structure to enhance the riding comfort of the pure electric city bus.

At present, a front suspension lateral thrust rod support assembly used by a pure electric city bus is shown in fig. 1, and can be visually seen, the overall design structure of the front suspension lateral thrust rod support assembly used at present adopts an L-shaped bottom plate, a middle reinforcing plate, a front reinforcing plate, a middle reinforcing plate, a rear reinforcing plate, a front fixing seat, a rear fixing seat and a rectangular tube, and after the front suspension lateral thrust rod support assembly, the middle reinforcing plate, the rear reinforcing plate, the front fixing seat, the rear fixing seat and the rectangular tube are welded together through carbon dioxide arc welding, and the assembly is welded to the corresponding position of a frame through carbon dioxide arc welding during application.

The front suspension transverse thrust rod support assembly mainly has the following defects: 1. when the assembly structure is applied, only the inclined plane and the upper plane of the L-shaped bottom plate and part of the front vertical surface of the front reinforcing plate can be structurally connected with the corresponding position of the frame in a rectangular pipe connection mode, so that the reliability of the whole stress is poor; 2. the assembly structure uses 2 independent front fixing seats and rear fixing seats to fix the thrust rod, so that the consistency of the assembly after welding is poor. The structure has the disadvantages that the reliability of the installation of the front suspension transverse thrust rod support is damaged, and the road condition of the city bus and the severe working condition of overload operation are difficult to meet in the operation process.

SUMMERY OF THE UTILITY MODEL

Based on the problems, the utility model provides a structure based on a 7-meter full-bearing urban passenger car front suspension transverse thrust rod support, which reasonably adjusts and optimizes a local design structure of a full-bearing type car body while ensuring the reliability of the whole structure so as to realize advantage maximization.

The technical scheme adopted by the utility model is that a structure based on a 7 m full-bearing urban passenger car front suspension transverse thrust rod support comprises: l type connecting plate, well strengthening rib, side strengthening rib, last quarter bend, lower quarter bend and U type fixing base, U type fixing base main part fixed mounting is in L type connecting plate bottom plate top, and the fixed orifices is seted up respectively to two front ends of U type fixing base and stretches out L type connecting plate, and the rear end face and the bottom face of well strengthening rib, side strengthening rib connect L type connecting plate curb plate and U type fixing base up end respectively and are fixed in U type fixing base up end middle part and a side end, and side strengthening rib side plane and U type fixing base side end parallel and level, go up the quarter bend and be fixed in U type fixing base up end opposite side tip and its rear side wall face connection L type connecting plate curb plate, down the quarter bend interval goes up the quarter bend predetermined distance and sets up in the same side tip of U type fixing base.

Preferably, the front end face of the bottom plate of the L-shaped connecting plate is flush with the groove at the front end of the U-shaped fixing seat.

Preferably, the thicknesses of the L-shaped connecting plate, the middle reinforcing ribs and the side reinforcing ribs are all 8 mm.

According to the utility model, through the stress analysis and the structural form analysis of the front suspension transverse thrust rod fixed in the vehicle body structure, the overall design structure of the front suspension transverse thrust rod support is reasonably adjusted in consideration of the condition that the whole vehicle needs to meet the road condition of the urban bus and the severe working condition of overload operation in the operation process after the front suspension transverse thrust rod is installed, so that the reliability of the front suspension transverse thrust rod support and the convenience of installation and maintenance of the front suspension transverse thrust rod are ensured, and the severe condition of long-term overload operation of the urban bus is also met. Compared with the prior art, the utility model has the beneficial effects that:

1. when the structure is applied, the positions of the side plate, the bottom plate and the gap of the L-shaped connecting plate, the upper planes of the upper rectangular tube and the lower rectangular tube can be structurally connected with the corresponding positions of the frame, so that the reliability and firmness of the integral stress of the assembly structure in the vehicle body structure are greatly enhanced;

2. this design U type fixing base is the body support of fixed front suspension lateral thrust pole, and machined part as an organic whole, its uniformity after welding the assembly has obtained greatly promoting, has strengthened overall structure's stability.

Drawings

FIG. 1 is a schematic structural diagram of a conventional front suspension lateral thrust rod support;

FIG. 2 is a schematic view of the structure of the present invention.

The labels in the figure are: 1. l type connecting plate, 2, well strengthening rib, 3, side strengthening rib, 4, go up the quarter bend, 5, lower quarter bend, 6, U type fixing base.

Detailed Description

The utility model will be further explained in conjunction with the drawings attached to the specification in order to facilitate better understanding by those skilled in the art.

As shown in figure 2, the structure of the front suspension transverse thrust rod support based on the 7-meter full-bearing urban passenger car comprises an L-shaped connecting plate 1, a middle reinforcing rib 2, a side reinforcing rib 3, an upper rectangular pipe 4, a lower rectangular pipe 5 and a U-shaped fixing seat 6.

The main body part of the U-shaped fixed seat 6 is fixedly arranged above the bottom plate of the L-shaped connecting plate 1, and the two front ends of the U-shaped fixed seat 6 are respectively provided with a fixing hole and extend out of the L-shaped connecting plate 1 for fixing a front suspension transverse thrust rod; the middle reinforcing rib 2 is of a right-angle trapezoidal plate structure, the bottom end face of the middle reinforcing rib is perpendicular to the rear end face, the middle reinforcing rib 2 is fixed in the middle of the upper end face of the U-shaped fixing seat 6, the rear end face and the bottom end face of the middle reinforcing rib 2 are welded with the side plate of the L-shaped connecting plate 1 and the upper end face of the U-shaped fixing seat 6 respectively, and the front end face of the middle reinforcing rib 2 is flush with the groove of the U-shaped fixing seat 6 so as to meet the requirement that the whole structure is matched with the installation of a vehicle body structure.

The side reinforcing ribs 3 are of a direct triangular plate structure, the rear end faces and the bottom end faces of the side reinforcing ribs are respectively welded with the side plates of the L-shaped connecting plate 1 and the upper end face of the U-shaped fixed seat 6 and fixed at the end part of one end face of the upper end face of the U-shaped fixed seat 6, and the side planes of the side reinforcing ribs 3 are flush with the end face of the U-shaped fixed seat 6; the upper rectangular tube 4 is fixed at the other end part of the upper end surface of the U-shaped fixed seat 6, the rear side wall surface of the upper rectangular tube 4 is connected with the side plate of the L-shaped connecting plate 1, and the lower rectangular tube 5 is arranged at the same end part of the U-shaped fixed seat 6 at a preset distance from the upper rectangular tube 4.

Preferably, the front end face of the bottom plate of the L-shaped connecting plate 1 is flush with the groove at the front end of the U-shaped fixed seat 6, so that the front suspension transverse thrust rod support is matched and mounted with other structures in the vehicle body.

Preferably, the thickness of the L-shaped connecting plate 1, the thickness of the middle reinforcing rib 2 and the thickness of the side reinforcing ribs 3 are all 8mm, and the structural strength is guaranteed.

After the L-shaped connecting plate 1, the middle reinforcing rib 2, the side reinforcing rib 3, the upper rectangular tube 4, the lower rectangular tube 5 and the U-shaped fixing seat 6 are welded together through carbon dioxide arc welding, an assembly of the L-shaped connecting plate, the middle reinforcing rib, the lower rectangular tube and the U-shaped fixing seat is welded to a corresponding position of a vehicle frame through carbon dioxide arc welding when the L-shaped connecting plate is applied. Compared with the prior art, the structure greatly enhances the reliability and firmness of the overall stress of the assembly structure in the vehicle body structure, and the U-shaped fixing seat 6 is adopted as the body support for fixing the front suspension transverse thrust rod, so that the consistency of the front suspension transverse thrust rod is greatly improved, and the stability of the overall structure is enhanced.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention.

Claims (3)

1. The utility model provides a structure based on 7 meters bear city passenger train front suspension lateral thrust pole supports entirely, its characterized in that includes: an L-shaped connecting plate (1), a middle reinforcing rib (2), a side reinforcing rib (3), an upper rectangular pipe (4), a lower rectangular pipe (5) and a U-shaped fixing seat (6), the main body part of the U-shaped fixed seat (6) is fixedly arranged above the bottom plate of the L-shaped connecting plate (1), the two front ends of the U-shaped fixed seat (6) are respectively provided with a fixed hole and extend out of the L-shaped connecting plate (1), the rear end face and the bottom end face of the middle reinforcing rib (2) and the side reinforcing rib (3) are respectively connected with the side plate of the L-shaped connecting plate (1) and the upper end face of the U-shaped fixed seat (6) and are fixed at the middle part and one side end part of the upper end face of the U-shaped fixed seat (6), and the side plane of the side reinforcing rib (3) is flush with the side end face of the U-shaped fixed seat (6), the upper rectangular tube (4) is fixed at the other side end of the upper end face of the U-shaped fixed seat (6), the rear side wall of the upper rectangular tube is connected with the side plate of the L-shaped connecting plate (1), and the lower rectangular tube (5) is arranged at the same side end of the U-shaped fixed seat (6) at a preset distance from the upper rectangular tube (4).

2. The structure based on a 7 m full-load urban bus front suspension transverse thrust rod support is characterized in that the front end face of the bottom plate of the L-shaped connecting plate (1) is flush with the groove at the front end of the U-shaped fixed seat (6).

3. The structure of the 7 m full-bearing urban bus front suspension transverse thrust rod support base according to claim 1, characterized in that the thicknesses of the L-shaped connecting plate (1), the middle reinforcing ribs (2) and the side reinforcing ribs (3) are all 8 mm.

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