CN212667492U - Frame beam structure of skeleton vehicle - Google Patents

Abstract

The utility model relates to a skeleton car, in particular to a skeleton car frame beam structure, which comprises two longitudinal beams, wherein a plurality of transverse beams are arranged between the two longitudinal beams at intervals, the transverse beam comprises a lateral upright transverse beam web plate, the two end parts of the transverse beam web plate are connected with the corresponding longitudinal beams, an upper transverse beam wing plate is integrally formed on the upper side of the transverse beam web plate, the included angle between the upper transverse beam wing plate and the transverse beam web plate is 30-150 degrees, a lower transverse beam wing plate is integrally formed on the lower side of the transverse beam web plate, the included angle between the lower transverse beam wing plate and the transverse beam web plate is 30-150 degrees, the longitudinal beam comprises a lateral upright longitudinal beam web plate, a transverse upper longitudinal beam wing plate is arranged on the upper side of the longitudinal beam web plate along the length direction, a transverse longitudinal beam lower wing plate is arranged on the lower side of, the stability is high.

Description

Frame beam structure of skeleton vehicle

Technical Field

The utility model relates to a skeleton car especially relates to skeleton car frame girder construction.

Background

The frame vehicle is mainly used for transporting containers, is one of main vehicles for land transportation, has large wheelbase and large load, and has high requirement on the stability of the frame beam of the frame vehicle.

The frame beam of the conventional frame vehicle mainly comprises two longitudinal beams, a plurality of cross beams are arranged between the two longitudinal beams at intervals, various reinforcing structures are designed in the prior art for ensuring the torsional strength of the vehicle during operation, reinforcing ribs are arranged on the cross beams, reinforcing plates are arranged at the end parts of the cross beams, connecting seats are arranged at the end parts of the cross beams, and the like.

However, in the prior art, for the structural strength who improves the crossbeam, the additional strengthening is connected through modes such as welding, riveting, bolted connection more, connect through the welded mode, and processing is convenient, but the buffer capacity is poor, in the vibration transportation environment of high-frequency, the condition of fracture appears easily, through riveting and bolted connection, easy to assemble, but the installation stability is poor, it is easy not hard up in the transportation environment of vibration, the maintenance cycle is short, and most additional strengthening is very complicated, the degree of difficulty and the cost of manufacturing have been increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide a simple structure, skeleton car frame girder construction that stability is high.

The utility model discloses a realize through following technical scheme: the utility model provides a skeleton car frame beam structure, includes two longerons, and the interval is provided with many crossbeams between two longerons, the crossbeam includes the upright crossbeam web, crossbeam web both ends are connected with corresponding longeron, crossbeam web upside integrated into one piece has crossbeam top wing board, the contained angle between crossbeam top wing board and the crossbeam web is 30-150, crossbeam web downside integrated into one piece has crossbeam bottom wing board, the contained angle between crossbeam bottom wing board and the crossbeam web is 30-150, the longeron includes the upright longeron web, longeron web upside is provided with horizontal longeron top wing board along length direction, longeron web downside is provided with horizontal longeron bottom wing board along length direction, the contained angle between longeron bottom wing board and the longeron web is 30-150.

Furthermore, the two longitudinal beams are parallel to each other, and the cross sections of the longitudinal beams are I-shaped.

Furthermore, the beam upper wing plate is perpendicular to the beam web, reinforcing plates are integrally formed at two ends of the beam upper wing plate, an included angle between each reinforcing plate and the beam upper wing plate is 30-180 degrees, and the outer ends of the reinforcing plates are connected with the longitudinal beam web.

Furthermore, the reinforcing plate is a trapezoidal plate, and the long bottom of the reinforcing plate corresponds to the wing plate on the cross beam.

Furthermore, the outer side of the lower wing plate of the cross beam is integrally formed with a folded plate along the length direction, and the included angle between the folded plate and the lower wing plate of the cross beam is 30-150 degrees.

Furthermore, a plurality of lightening holes are formed in the beam web plate at intervals along the length direction.

Further, the beam web is provided with a mounting hole for mounting a cable.

The beneficial effects of the utility model reside in that: the framework vehicle frame beam structure comprises a beam, a beam upper wing plate, a beam lower wing plate and a beam web plate which are integrally formed, and is formed by bending, so that the framework vehicle frame beam structure is convenient to process, the connection stability among the beam, the beam upper wing plate and the beam web plate is high, the cracking of a connection part is avoided, the included angles among the beam upper wing plate, the beam lower wing plate and the beam web plate are 30-150 degrees, the beam can have good bending resistance, the deformation caused by the torsion force borne by a vehicle frame is reduced, the stress borne by the connection part between the beam and a longitudinal beam is reduced, and the; the cross section of the longitudinal beam is I-shaped, so that the longitudinal beam has high deformation resistance and light overall weight; the reinforcing plate is arranged, so that the connection stability between the end part of the cross beam and the longitudinal beam can be improved; the edge folding plate is arranged, so that the bending strength can be further improved.

Drawings

FIG. 1 is a schematic view showing the connection relationship between a cross beam and a longitudinal beam in embodiment 1;

FIG. 2 is a schematic front view of the connection relationship between the cross beam and the longitudinal beam in the embodiment 1;

FIG. 3 is a schematic view of a cross beam in embodiment 1;

FIG. 4 is an enlarged view of a portion A of FIG. 2;

FIG. 5 is a schematic view showing the connection relationship between the sheath and the mounting hole in example 1;

FIG. 6 is a schematic view of a cross beam structure in embodiment 2;

FIG. 7 is a view showing a structure of a grommet in embodiment 2;

wherein: 1-longitudinal beam, 101-longitudinal beam web, 102-longitudinal beam upper wing plate, 103-longitudinal beam lower wing plate, 2-cross beam, 201-cross beam web plate, 202-lightening hole, 203-mounting hole, 204-chamfer, 205-cross beam upper wing plate, 206-cross beam lower wing plate, 207-flanging plate, 208-threading ring, 209-connecting block, 210-reinforcing plate and 211-sheath.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Example 1

As shown in fig. 1-5, a frame vehicle frame beam structure comprises two parallel longitudinal beams 1, each longitudinal beam comprises a side-standing longitudinal beam web 101, a transverse longitudinal beam upper wing plate 102 is fixed on the upper side of the longitudinal beam web along the length direction, a transverse longitudinal beam lower wing plate 103 is fixed on the lower side of the longitudinal beam web along the length direction, the included angle between the longitudinal beam lower wing plate and the longitudinal beam web is 30-150 degrees, the included angle between the longitudinal beam upper wing plate and the longitudinal beam web is 30-150 degrees, in order to ensure that the structural stability is highest under the condition of reasonable total weight, the longitudinal beam upper wing plate, the longitudinal beam lower wing plate and the longitudinal beam web are made of 45# steel with the thickness of 12-15mm, and the longitudinal beam upper wing plate and the longitudinal beam lower wing plate are welded and fixed with the longitudinal beam web.

A plurality of cross beams 2 are uniformly arranged between the two longitudinal beams at intervals, each cross beam comprises a cross beam web 201 standing on the side, two end parts of each cross beam web are connected, welded and fixed with the corresponding longitudinal beam, an upper cross beam wing plate 205 is integrally formed on the upper side of each cross beam web, the included angle between each upper cross beam wing plate and each cross beam web is 30-150 degrees, a lower cross beam wing plate 206 is integrally formed on the lower side of each cross beam web, the included angle between each lower cross beam wing plate and each cross beam web is 30-150 degrees, reinforcing plates 210 are integrally formed at two ends of each upper cross beam wing plate, the included angle between each reinforcing plate and each upper cross beam wing plate is 30-180 degrees, the outer ends of the reinforcing plates are connected with the longitudinal beam webs, a folded edge plate 207 is integrally formed on the outer side of each lower cross beam wing plate along the length direction, the included angle between each folded edge plate and each lower cross, the framework vehicle comprises a beam web, an upper beam wing plate, a reinforcing plate, a lower beam wing plate and a flanging plate, wherein the beam web, the upper beam wing plate and the lower beam wing plate are integrally formed by 45# steel with the thickness of 8mm, the upper beam wing plate and the lower beam wing plate are in the same direction and are all perpendicular to the beam web, the flanging plate is perpendicular to and upward from the lower beam wing plate, the width values of the upper beam wing plate and the lower beam wing plate are the same and are 1/3 of the height value of the beam web, the height value of the flanging plate is 1/2 of the width value of the beam web, the reinforcing plate is a right-angle trapezoidal plate, the long bottom of the reinforcing plate corresponds to the upper beam wing plate, the right-angle edge of the reinforcing plate is flush with the outer end of the upper beam wing plate, the reinforcing plate is installed, the welding area between the upper beam wing plate and the longitudinal beam web can be increased, and further the connection strength is increased, in the, The lower wing plate, the flanging plate and the reinforcing plate of the cross beam can effectively improve the capability of bearing the stress of the vertical surface, and further improve the working stability of the frame beam.

Under the prerequisite of guaranteeing crossbeam structural stability, beam web has a plurality of lightening holes along length direction interval processing, the lightening hole can be circular, shapes such as triangle-shaped, for processing convenience, the lightening hole is the circular port, beam web tip is semicircular lightening hole 202, conveniently wear to adorn the cable, it has a plurality of mounting holes 203 that are used for installing the cable to process along length direction on the beam web, at the in-process of wearing to adorn the cable, the cable can be in proper order around passing the mounting hole, and then fix the cable, high durability and convenient use, for the protection cable, rubber sheath 211 has clamped in the mounting hole.

In order to facilitate the drainage of water in the groove body enclosed by the folded edge plate and the lower wing plate of the cross beam, a drainage hole is processed on the lower wing plate of the cross beam.

In order to further improve the connection stability, the lower wing plate of the cross beam is attached to the lower wing plate of the longitudinal beam and fixed by welding, and a chamfer 204 for avoiding the welding seam of the longitudinal beam is processed at the end part of the cross beam.

In the embodiment, the beam manufacturing method comprises the steps of cutting 8mm 45# steel plate blanking, cutting and bending to obtain the beam, and is simple in manufacturing steps, low in cost and high in efficiency.

Example 2

As shown in fig. 6-7, a frame beam structure of a frame vehicle, different from embodiment 1, is that a threading ring 208 is further installed on a beam web, the threading ring includes an arc-shaped iron bar, a heat shrink tube is coated outside the iron bar, the cable can be protected, a connecting block 209 is fixed at the end of the strip by welding, the connecting block is connected with the beam web by welding or bolting, and the threading ring is installed, so that the cable can pass through the same side of the beam web or penetrate between two sides of the beam web.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides a skeleton car frame beam structure, includes two longerons, and the interval is provided with many crossbeams between two longerons, its characterized in that, the crossbeam includes the upright crossbeam web, crossbeam web both ends are connected with corresponding longeron, crossbeam web upside integrated into one piece has crossbeam top wing board, the contained angle between crossbeam top wing board and the crossbeam web is 30-150, crossbeam web downside integrated into one piece has crossbeam bottom wing board, the contained angle between crossbeam bottom wing board and the crossbeam web is 30-150, the longeron includes the upright longeron web, longeron web upside is provided with horizontal longeron top wing board along length direction, longeron web downside is provided with horizontal longeron bottom wing board along length direction, the contained angle between longeron bottom wing board and the longeron web is 30-150.

2. The framework vehicle frame rail structure of claim 1, wherein the two longitudinal beams are parallel to each other, and the longitudinal beams are i-shaped in cross section.

3. The framework vehicle frame beam structure of claim 1, wherein the cross beam upper wing plate is perpendicular to the cross beam web, reinforcing plates are integrally formed at two ends of the cross beam upper wing plate, an included angle between each reinforcing plate and the cross beam upper wing plate is 30-180 degrees, and outer ends of the reinforcing plates are connected with the longitudinal beam web.

4. The framework vehicle frame rail structure of claim 3, wherein the reinforcing plate is a trapezoidal plate, and the long bottom of the reinforcing plate corresponds to the upper wing plate of the cross beam.

5. The framework vehicle frame rail structure of claim 1, wherein a folded plate is integrally formed on the outer side of the lower wing plate of the cross beam along the length direction, and the included angle between the folded plate and the lower wing plate of the cross beam is 30-150 degrees.

6. The framework vehicle frame rail structure of claim 1, wherein the beam web is provided with a plurality of lightening holes at intervals along a length direction.

7. The framework vehicle frame rail structure of claim 1, wherein the beam web is provided with mounting holes for mounting cables.

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