CN220615972U - Floor frame and vehicle - Google Patents

Abstract

The utility model relates to the field of vehicles, and provides a floor frame and a vehicle, wherein the floor frame comprises: the automobile body longitudinal beams are provided with two automobile body longitudinal beams; a body floor connected between the body stringers; the vehicle body cross beam, the both ends of the said vehicle body cross beam are connected with said longitudinal beam of vehicle body separately, the said vehicle body cross beam includes the crossbeam of front row and crossbeam under vehicle seat; the front row of cross beams and/or the rear row of cross beams are arranged above the vehicle body floor, and seat mounting positions are arranged on the front row of cross beams and/or the rear row of cross beams. The original beam below the vehicle body floor in the floor frame is changed to be directly used as a seat fixing beam above the vehicle body floor, so that the beam space arrangement can be met, the seat installation can be met, the additional seat installation support is not needed, the cost of the whole vehicle is reduced, and the performance and the light weight of the whole vehicle are improved.

Description

Floor frame and vehicle

Technical Field

The utility model relates to the field of vehicles, in particular to a floor frame and a vehicle.

Background

The floor frame of automobile is an important component on automobile, is a basic skeleton of automobile, and is composed of longitudinal beam, transverse beam, connecting plate and some accessory parts, etc. which are connected together by welding, riveting or bolts. The weight of the parts of the automobile and the impact, torsion, inertia force and the like applied to the automobile during running act on the frame. The frame is subjected to various forces and moments transmitted to it, and is subjected to complex forces. Therefore, the frame is strong and stiff enough to withstand the load of the vehicle.

The automobile floor frame generally comprises two longitudinal beams and a plurality of cross beams, the overall rectangular frame structure is provided with a vehicle body floor, a seat is generally required to be installed on the vehicle body floor, the space between the vehicle body floor with the independent frame and the chassis frame is compact, the floor cross beams and the seat installation support can not be arranged under the floor, and the vehicle body strength and the seat installation can not be met.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a floor frame and a vehicle, which can smoothly arrange a floor cross member while satisfying the assembly of an automobile seat when the underfloor space is insufficient.

To achieve the above and other related objects, the present utility model provides a floor frame comprising: the automobile body longitudinal beams are provided with two automobile body longitudinal beams; a body floor connected between the body stringers; the two ends of the vehicle body cross beam are respectively connected with the vehicle body longitudinal beams, and the vehicle body cross beam comprises a front row of cross beams and a rear row of cross beams positioned below the seats;

the rear row of cross beams are arranged above the floor of the car body, and seat mounting positions are arranged on the rear row of cross beams.

In an alternative embodiment of the utility model, the front row of cross beams are positioned on the lower side of the vehicle body front section and the vehicle body longitudinal beam, the vehicle body floor is positioned on the upper side of the vehicle body rear section and the vehicle body longitudinal beam, the rear row of cross beams are arranged above the vehicle body floor, and the rear row of cross beams are provided with seat mounting positions.

In an alternative embodiment of the present utility model, the rear row beams have a bar-shaped groove structure with downward notches.

In an alternative embodiment of the utility model, a welded flanging is arranged at the notch of the rear row of cross beams.

In an alternative embodiment of the utility model, the welding turnups at two sides of the rear row of cross beams are provided with stamping grooves communicated with the groove cavities of the rear row of cross beams and welded with the upper surface of the vehicle body floor, the welding turnups at two ends of the rear row of cross beams are welded with the vehicle body longitudinal beams, and two concave direction arrows are designed at the bottoms of the rear row of cross beams.

In an alternative embodiment of the present utility model, the bottoms of the grooves at the two ends of the rear row of beams extend downwards to be gradually shallower, so as to form a closed cavity.

In an alternative embodiment of the utility model, the groove tops of the rear row of cross beams are uniformly and alternately provided with positioning holes and exhaust holes.

In an alternative embodiment of the utility model, the seat mounting position comprises a nut mounting plate welded on the inner side of the groove top of the rear row beam, a mounting nut is welded on the lower surface of the nut mounting plate, and mounting holes coaxial with threaded holes in the mounting nut are formed in the groove top of the rear row beam and the upper part of the nut mounting plate.

In an alternative embodiment of the utility model, the seat mounting locations are provided on the rear row of cross members at least two along their length.

A vehicle comprises the floor frame.

The utility model provides a floor frame and a vehicle, wherein an original beam below the floor of a vehicle body in the floor frame is changed to be directly used as a seat fixing beam above the floor of the vehicle body, so that the arrangement position of the floor beam can be ensured, and meanwhile, a vehicle seat is directly arranged on the beam without additionally arranging a seat mounting bracket, the cost of the whole vehicle is reduced, and the light weight degree of the whole vehicle and the bending rigidity and the strength of the vehicle body are improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic view of a rear row beam structure.

Fig. 3 is a schematic view of the structure in the groove of the rear row beam.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.

It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the illustrations, not according to the number, shape and size of the components in actual implementation, and the form, number and proportion of each component in actual implementation may be arbitrarily changed, and the layout of the components may be more complex.

As shown in fig. 1, the present utility model provides a floor frame comprising: a body side member 10, the body side member 10 being provided with two; a body floor 30, the body floor 30 being connected between the body stringers 10 and being located on the upper side of the stringers;

two ends of the vehicle body cross beam are respectively connected with the vehicle body longitudinal beam 10, and the vehicle body cross beam comprises a front row cross beam 40 and a rear row cross beam 20 positioned below a seat;

the front row of cross beams 40 are located on the lower side of the longitudinal beams, the rear row of cross beams 20 are arranged above the vehicle body floor 30, and seat mounting positions are arranged on the rear row of cross beams 20.

The front row cross member 40, the rear row cross member 20 and the two longitudinal members 10 of the vehicle form a frame-type floor frame which is an important component of the lower vehicle body and carries the whole structure of the vehicle body, and the arrangement meets the installation requirements of the components such as a chassis, inner and outer decorations and the like, and ensures the sufficient rigidity and strength performance of the vehicle body in terms of performance. And moving the rear row cross beam 20 to the position above the vehicle body floor 30 reserves enough space for the arrangement of the chassis frame so as to solve the problem that the space between the vehicle body floor 30 and the chassis frame is compact and the vehicle body cross beam and the seat mounting position cannot be arranged at the lower side of the floor. Therefore, the automobile body performance requirement and the installation requirement can be met, and the purposes of saving cost and reducing the weight of the automobile body can be achieved.

In an alternative embodiment of the present utility model, the front row of cross members 40 are located on the underside of the body front section and the body side members 10, and the body floor is located on the underside of the body rear section and the body side members 10.

In an alternative embodiment of the present utility model, the rear row cross member 20 is disposed above the vehicle body floor 30, and the rear row cross member 20 is provided with a seat mounting position. Because the automobile adopts the middle engine, the front seat is a stand-alone seat and is positioned at the upper side of the engine room and can be directly arranged on the engine room side plate, the rear row beam 20 is preferably arranged above the automobile body floor 30, and the rear row beam 20 and the rear row seat are of continuous strip structures, so that the automobile is convenient to install and arrange.

In an alternative embodiment of the present utility model, the rear cross member 20 is a bar-shaped slot structure with a downward slot opening. The bar-shaped groove structure can use less materials to maintain certain structural strength, meanwhile, the notch of the bar-shaped groove structure can downwards provide an effective welding edge and a seat mounting surface, and meanwhile, the zigzag welding edge is beneficial to discharging accumulated liquid, so that rust is effectively avoided. The rear row cross beam 20 is manufactured by adopting a stamping process in the preferred embodiment, and the rear row cross beam 20 manufactured by adopting the method has better mechanical strength, is simple to manufacture and operate, and improves the production efficiency.

In an alternative embodiment of the utility model, welded flanges 21 are provided at the notches of the rear row of cross members 20. The welded flange 21 facilitates the secure connection of the rear cross member 20 to the longitudinal members. The welding flanging 21 is subjected to shaping processing to obtain a trimming with smaller surface area, so that the weight of the whole mounting cross beam can be reduced, and the zigzag structure flanging can be used as a welding position mark, and the production efficiency is improved. And the vent holes are formed in proper positions on the mounting surface, so that electrophoresis can be better performed, and the anti-corrosion performance is achieved.

In an alternative embodiment of the present utility model, the welding flanges 21 on both sides of the rear cross member 20 are provided with a punching groove 22 communicating with the groove cavity of the rear cross member 20 and welded to the upper surface of the vehicle body floor 30, and the welding flanges 21 on both ends of the rear cross member 20 are welded to the vehicle body side member 10. The utility model adopts the zigzag welding edge, is beneficial to thoroughly discharging the electrophoresis liquid, and avoids the poor electrophoresis caused by the closed cavity formed between the rear row of cross beams and the floor.

In an alternative embodiment of the present utility model, the bottoms of the grooves at both ends of the rear cross member 20 extend downward to be gradually shallower. And a closed cavity is formed, so that the overall strength of the cross beam is improved. Meanwhile, the rear row of cross beams 20 are positioned above the floor, and the two ends of the rear row of cross beams extend downwards, so that transverse force on the longitudinal beams can be better transferred to the rear row of cross beams 20, and stress concentration is avoided. The connecting mode enables the connecting structure to be firmer, and after the body longitudinal beam 10, the rear row cross beam 20 and the connecting support are welded in a welding mode, the body longitudinal beam 10 and the rear row cross beam 20 can bear force evenly, so that the safety of the whole vehicle is improved.

In an alternative embodiment of the present utility model, two concave directional arrows are designed on the bottom of the rear row of beams 20, so as to increase the rigidity of the rear row of beams, and the directions of the arrows can indicate the feeding direction of the beams.

In an alternative embodiment of the present utility model, two positioning holes are uniformly spaced on the bottom of the rear row beam 20. The positioning holes can ensure the position of the cross beam relative to the floor, so that the whole vehicle precision is improved, and the weight of the rear cross beam 20 is further reduced, and the light weight degree is improved.

In an alternative embodiment of the present utility model, the seat mounting position includes a nut mounting plate 23 welded on the inner side of the groove top of the rear row beam 20, a mounting nut is welded on the lower surface of the nut mounting plate 23, and mounting holes coaxial with the threaded holes in the mounting nut are formed on the groove top of the rear row beam 20 and the nut mounting plate 23. Adopt two little nut plates to weld to the crossbeam, provide two seat leg fixed points, through the cooperation of bolt and nut, on being fixed the floor crossbeam with the seat leg, the more easy assurance of traditional seat mounting point precision, the cost is lower.

In an alternative embodiment of the present utility model, the seat mounting locations are provided on the rear row cross member 20 at least two along the length thereof.

A vehicle comprises the floor frame.

The utility model firstly welds the nut mounting plate 23 and the mounting nut, then connects the nut mounting plate and the rear row beam 20 through two welding spots, one on the left and the right, the floor reinforcing beam assembly is welded on the floor through welding flanging, and the electrophoresis liquid is discharged through the stamping groove 22 during electrophoresis. And finally, the rear seat mounting holes are used for fixing the seats, and one seat is arranged at the left side and the right side respectively. The floor reinforcement beam forms a frame with the body rail 10, meeting the body performance requirements.

In summary, the utility model provides a floor frame and a vehicle, wherein an original beam below a vehicle body floor 30 in the floor frame is changed to a position above the vehicle body floor 30 to be directly used as a seat fixing beam, so that a vehicle seat can be mounted on the beam without additionally arranging a seat mounting bracket, the cost of the whole vehicle is reduced, and the light weight degree of the whole vehicle is improved.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model, and it is intended that the appended claims be interpreted as covering all equivalent modifications and variations as fall within the true spirit and scope of the utility model.

In the description herein, numerous specific details are provided, such as examples of components and/or methods, to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that an embodiment of the utility model can be practiced without one or more of the specific details, or with other apparatus, systems, components, methods, components, materials, parts, and so forth. In other instances, well-known structures, materials, or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the utility model.

Reference throughout this specification to "one embodiment," "an embodiment," or "a particular embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment, and not necessarily all embodiments, of the present utility model. Thus, the appearances of the phrases "in one embodiment," "in an embodiment," or "in a specific embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics of any specific embodiment of the present utility model may be combined in any suitable manner with one or more other embodiments. It will be appreciated that other variations and modifications of the embodiments of the utility model described and illustrated herein are possible in light of the teachings herein and are to be considered as part of the spirit and scope of the utility model.

It will also be appreciated that one or more of the elements shown in the figures may also be implemented in a more separated or integrated manner, or even removed because of inoperability in certain circumstances or provided because it may be useful depending on the particular application.

In addition, any labeled arrows in the drawings/figures should be considered only as exemplary, and not limiting, unless otherwise indicated, and the term "or" as used herein is generally intended to mean "and/or" unless otherwise indicated. Combinations of parts or steps will also be considered as being noted where terminology is foreseen as rendering the ability to separate or combine is unclear.

As used in the description herein and throughout the claims that follow, unless otherwise indicated, "a", "an", and "the" include plural references. Also, as used in the description herein and throughout the claims that follow, unless otherwise indicated, the meaning of "in …" includes "in …" and "on …".

The above description of illustrated embodiments of the utility model, including what is described in the abstract, is not intended to be exhaustive or to limit the utility model to the precise forms disclosed herein. Although specific embodiments of, and examples for, the utility model are described herein for illustrative purposes only, various equivalent modifications are possible within the spirit and scope of the present utility model, as those skilled in the relevant art will recognize and appreciate. As noted, these modifications can be made to the present utility model in light of the foregoing description of illustrated embodiments of the present utility model and are to be included within the spirit and scope of the present utility model.

The systems and methods have been described herein in general terms as being helpful in understanding the details of the present utility model. Furthermore, various specific details have been set forth in order to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that an embodiment of the utility model can be practiced without one or more of the specific details, or with other apparatus, systems, assemblies, methods, components, materials, parts, and/or the like. In other instances, well-known structures, materials, and/or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the utility model.

Thus, although the utility model has been described herein with reference to particular embodiments thereof, a latitude of modification, various changes and substitutions are intended in the foregoing disclosures, and it will be appreciated that in some instances some features of the utility model will be employed without a corresponding use of other features without departing from the scope and spirit of the utility model as set forth. Therefore, many modifications may be made to adapt a particular situation or material to the essential scope and spirit of the present utility model. It is intended that the utility model not be limited to the particular terms used in following claims and/or to the particular embodiment disclosed as the best mode contemplated for carrying out this utility model, but that the utility model will include any and all embodiments and equivalents falling within the scope of the appended claims. Accordingly, the scope of the utility model should be determined only by the following claims.

Claims (10)

1. A floor frame, comprising:

the automobile body longitudinal beams are provided with two automobile body longitudinal beams;

a body floor connected between the body stringers;

the two ends of the vehicle body cross beam are respectively connected with the vehicle body longitudinal beams, and the vehicle body cross beam comprises a front row of cross beams and a rear row of cross beams positioned below the seats;

the rear row of cross beams are arranged above the floor of the car body, and seat mounting positions are arranged on the rear row of cross beams.

2. The floor frame of claim 1, wherein: the front row of cross beams are positioned on the front section of the vehicle body and the lower side of the longitudinal beam of the vehicle body, and the vehicle body floor is positioned on the rear section of the vehicle body and the upper side of the longitudinal beam of the vehicle body.

3. The floor frame of claim 2, wherein: the rear row of cross beams are of a strip-shaped groove structure with downward notch.

4. A floor frame as claimed in claim 3, wherein: and a welding flanging is arranged at the notch of the rear row of cross beams.

5. The floor frame of claim 4, wherein: the welding flanging at two sides of the rear row of cross beams is provided with a stamping groove communicated with a groove cavity of the rear row of cross beams and is welded with the upper surface of the vehicle body floor, and the welding flanging at two ends of the rear row of cross beams is welded with the vehicle body longitudinal beam.

6. A floor frame as claimed in claim 3, wherein: the bottom of the rear row of cross beams is designed with two concave directional arrows, and the bottoms of the two ends of the rear row of cross beams extend downwards to become shallow gradually to form a closed cavity.

7. A floor frame as claimed in claim 3, wherein: and positioning holes and exhaust holes are uniformly and alternately arranged on the bottom of the rear row of cross beams.

8. A floor frame as claimed in claim 3, wherein: the seat installation position comprises a nut installation plate welded on the inner side of the groove bottom of the rear row of cross beams, an installation nut is welded on the lower surface of the nut installation plate, and installation holes coaxial with threaded holes in the installation nuts are formed in the groove bottom of the rear row of cross beams and the upper part of the nut installation plate.

9. The floor frame of claim 1 or 8, wherein: the seat installation position is provided with two at least along its length direction on the back row crossbeam.

10. A vehicle, characterized by comprising: the floor frame of any one of claims 1 to 9.