CN216805236U - Bottom plate frame structure of dump truck box body - Google Patents

Abstract

The utility model discloses a bottom plate frame structure of a dumper box body, which comprises a rear tail beam arranged at the tail end of the box body; the longitudinal beams extend along the length direction of the box body, the longitudinal beams are arranged at intervals, and the tail ends of the longitudinal beams are fixed with the rear tail beam; the plurality of through cross beams extend along the width direction of the box body, and the plurality of through cross beams are arranged above the longitudinal beams at intervals and fixed with the longitudinal beams; each longitudinal beam is provided with a plurality of grooves matched with the through cross beams, the through cross beams are buckled in the grooves, and the top surfaces of the through cross beams and the top surface of the rear tail beam are positioned on the same plane. The through crossbeam is buckled in the groove of the longitudinal beam, so that the continuity of the whole structure is ensured, and the through crossbeam top surface is kept flush with the top surface of the rear tail beam, so that when the bottom plate is welded and fixed, the bottom plate can be ensured to be positioned on the same plane at all positions, and the problem of poor flatness of the bottom plate is avoided; the frame structure is wholly continuous, the stress at each position is ensured to be uniform and stable, and local deformation and droop caused by the impact of loaded goods during long-time use are avoided.

Description

Bottom plate frame structure of dump truck box body

Technical Field

The utility model relates to the technical field of dumper, in particular to a bottom plate frame structure of a dumper box body.

Background

The frame structure of the bottom plate of the dump truck box body generally adopts a structure that four longitudinal beams or five longitudinal beams are arranged in parallel at intervals, and adjacent longitudinal beams are welded and fixed by adopting disconnected through cross beams, so that a complete structure is formed; the bottom plate is then welded to the frame to form the bottom support of the tank.

After all parts of the split frame structure are welded, the flatness of the bottom plate is poor, and particularly, large-size sagging phenomena are easy to occur on two sides of the bottom plate, so that the product is unqualified in verification. In addition, the bottom plate with the structure is easy to be impacted by loaded goods in the long-time use process, so that the two sides of the bottom plate gradually sag, and the use of a user is influenced.

Therefore, it is necessary to develop a new floor frame structure of a dump truck body.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bottom plate frame structure of a dump truck box body, which solves the technical problems that the bottom plate frame structure of the dump truck box body in the prior art is easy to cause poor flatness of the bottom plate, especially the phenomenon that two sides of the dump truck box body are easy to sag in large size, and the two sides of the bottom plate are easy to sag gradually due to the impact of loaded goods in the long-time use process.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a floor frame structure of a dump truck case, comprising:

the rear tail beam is arranged at the tail end of the box body;

the longitudinal beams extend along the length direction of the box body, the longitudinal beams are arranged at intervals, and the tail ends of the longitudinal beams are fixed with the rear tail beam;

the plurality of through crossbeams extend along the width direction of the box body, and the plurality of through crossbeams are arranged above the longitudinal beams at intervals and fixed with the longitudinal beams;

each longitudinal beam is provided with a plurality of grooves matched with the through crossbeams, the through crossbeams are buckled in the grooves, and the top surfaces of the through crossbeams and the top surfaces of the rear tail beams are positioned on the same plane.

Compared with the prior art, the utility model has the beneficial effects that:

the through crossbeam is buckled in the groove of the longitudinal beam, so that the continuity of the whole structure is ensured, and the through crossbeam top surface is kept flush with the top surface of the rear tail beam, so that when the bottom plate is welded and fixed, the bottom plate can be ensured to be positioned on the same plane at all positions, and the problem of poor flatness of the bottom plate is avoided; the frame structure is wholly continuous, the stress at each position is ensured to be uniform and stable, and local deformation and droop caused by the impact of loaded goods during long-time use are avoided.

Furthermore, the two ends of the through cross beam are also provided with edge connecting beams used for connecting the side plates.

Furthermore, the rear tail beam and the adjacent through cross beams are provided with turnover seats, the turnover seats are located between the rear tail beam and the adjacent through cross beams, and the turnover seats are fixed between the adjacent pair of longitudinal beams.

Further, including a pair of upset seat, a pair of the interval has at least two between the upset seat the longeron, back tail beam is with adjacent run through still to be equipped with the afterbody cross brace between the crossbeam, afterbody cross brace segmentation sets up with a plurality of the longeron is fixed, and the afterbody cross brace is including being located the outer crossbeam in the upset seat outside, being located the well crossbeam that the upset seat corresponds the position and being located a pair of interior crossbeam between the upset seat.

By adopting the scheme, the outer cross beam, the middle cross beam and the inner cross beam are additionally arranged at the mounting position of the overturning seat so as to improve the structural strength.

Furthermore, the longitudinal beam and the through cross beam are U-shaped beams, the opening of the longitudinal beam is arranged upwards, and the opening of the through cross beam is arranged downwards and is welded and fixed with the longitudinal beam.

Furthermore, a reinforcing triangular plate is arranged at the joint of the longitudinal beam and the through cross beam.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic bottom view of the structure of fig. 1.

Shown in the figure:

1. a rear tail boom;

2. a stringer; 201. a groove;

3. the cross beam penetrates through the cross beam;

4. the side connecting beam;

5. a turning seat;

6. an outer beam;

7. a middle cross beam;

8. an inner cross beam;

9. and (6) reinforcing the triangular plate.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains.

In the description of the present application, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the present invention.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1-2, the floor frame structure of the dump truck body provided in this embodiment includes a rear tail beam 1, five longitudinal beams 2, and nine through cross beams 3.

The rear tail beam 1 is arranged at the tail end of the box body.

Longeron 2 extends along box length direction and sets up, and six longerons 2 are even interval arrangement, and 2 tail ends of longeron are fixed with back tail boom 1.

Run through crossbeam 3 and extend the setting along box width direction, nine run through crossbeam 3 even interval arrangement and are fixed with longeron 2 above longeron 2.

Wherein, all offer on each longeron 2 with a plurality of recesses 201 that run through the matching of crossbeam 3, run through crossbeam 3 buckle and set up in recess 201, and run through the crossbeam 3 top surface and be in the coplanar with 1 top surface of back tail boom.

Longeron 2 is U type roof beam with running through crossbeam 3, and 2 openings of longeron set up, run through 3 openings of crossbeam and set up down and stringer 2 welded fastening.

The joint of the longitudinal beam 2 and the through cross beam 3 is provided with a reinforced triangle board 9.

And edge connecting beams 4 for connecting the side plates are also arranged at the two ends of the cross beam 3.

The lower part of the longitudinal beam 2 is also provided with a turning seat 5, the turning seat 5 is positioned between the rear tail beam 1 and the adjacent through cross beam 3, and the turning seat 5 is fixed between the adjacent pair of longitudinal beams 2.

Specifically, a pair of turning seats 5 is fixed below the longitudinal beams 2, and three longitudinal beams 2 are arranged between the turning seats 5 at intervals.

The tail beam 1 and the adjacent crossbeam 3 that runs through still are equipped with the afterbody cross brace between, and the afterbody cross brace segmentation sets up and fixes with six longerons 2, and the afterbody cross brace is including the outer crossbeam 6 that is located the upset seat 5 outside, the well crossbeam 7 that is located the corresponding position of upset seat 5 and the interior crossbeam 8 that is located between a pair of upset seat 5.

An outer beam 6, a middle beam 7 and an inner beam 8 are additionally arranged at the mounting position of the overturning seat 5 to improve the structural strength.

In the embodiment, the through cross beam 3 is buckled in the groove 201 of the longitudinal beam 2, so that the continuity of the whole structure is ensured, and the top surface of the through cross beam 3 is kept flush with the top surface of the rear tail beam 1, so that the bottom plate can be ensured to be positioned on the same plane everywhere when the bottom plate is welded and fixed, and the problem of poor flatness of the bottom plate is avoided; the frame structure is wholly continuous, the stress at each position is ensured to be uniform and stable, and local deformation and droop caused by the impact of loaded goods during long-time use are avoided.

In the description of the present invention, numerous specific details are set forth. It is understood, however, that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims (6)

1. The utility model provides a bottom plate frame construction of tipper box which characterized in that includes:

the rear tail beam is arranged at the tail end of the box body;

the longitudinal beams extend along the length direction of the box body, the longitudinal beams are arranged at intervals, and the tail ends of the longitudinal beams are fixed with the rear tail beam;

the plurality of through crossbeams extend along the width direction of the box body, and the plurality of through crossbeams are arranged above the longitudinal beams at intervals and fixed with the longitudinal beams;

each longitudinal beam is provided with a plurality of grooves matched with the through crossbeams, the through crossbeams are buckled in the grooves, and the top surfaces of the through crossbeams and the top surfaces of the rear tail beams are positioned on the same plane.

2. The floor frame structure of claim 1 wherein said through-beams are further provided at opposite ends thereof with edge-connecting beams for connecting side panels.

3. The floor frame structure of claim 1 further comprising a roll-over mount positioned between the rear tail rail and the adjacent through-running cross rail, the roll-over mount being secured between the adjacent pair of side rails.

4. The floor frame structure according to claim 3, comprising a pair of said roll-over seats, at least two of said longitudinal beams being spaced between said pair of said roll-over seats, a tail cross brace being further provided between said tail beam and said adjacent through cross beam, said tail cross brace being segmented and fixed to a plurality of said longitudinal beams, and said tail cross brace comprising an outer cross beam located outside said roll-over seats, a middle cross beam located at a position corresponding to said roll-over seats, and an inner cross beam located between said pair of said roll-over seats.

5. The floor frame structure of claim 1 wherein said stringers and cross-runners are U-shaped beams, said stringers having openings facing upwardly, said cross-runners having openings facing downwardly and being welded to said stringers.

6. The floor frame structure of any one of claims 1 to 5 wherein reinforcing gussets are provided at the junction of said stringers and said through beams.

Images