CN213921246U - Longitudinal beam-free middle floor assembly structure - Google Patents
Longitudinal beam-free middle floor assembly structure Download PDFInfo
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- CN213921246U CN213921246U CN202022499619.5U CN202022499619U CN213921246U CN 213921246 U CN213921246 U CN 213921246U CN 202022499619 U CN202022499619 U CN 202022499619U CN 213921246 U CN213921246 U CN 213921246U
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Abstract
The utility model discloses a floor assembly structure in no longeron, connect plug-in components including well floor left side boundary beam, well floor right side boundary beam, well floor front end rail, well floor rear end rail, well floor and a plurality of boundary beam, well floor includes well floor anterior segment board, well floor middle section board, well floor rear end board, a plurality of boundary beam connection plug-in components are connected respectively to the front and back end of well floor left side boundary beam, well floor right side boundary beam, well floor front end rail, well floor rear end rail be parallel to each other and connect between well floor left side boundary beam, well floor right side boundary beam, form between well floor left side boundary beam, well floor right side boundary beam and well floor front end rail, well floor rear end rail and supply the installation frame of installation of well floor anterior segment board, well floor middle section board, well floor rear end board respectively between will. Well floor assembly structure's whole light in weight, the lightweight advantage is high, and the side bumps the security good, effectively promotes well floor bending and twisting resistance ability, and the practicality is high.
Description
Technical Field
The utility model relates to a floor assembly structure in no longeron relates to automobile parts assembly connection technical field.
Background
The floor in the vehicle body is an important component of the vehicle body floor, and has high weight in the aspects of vehicle body performance, safety, light weight, cost and the like. At present, the common technology is that steel plate stamping forming parts are connected to form an integral middle floor structure, wherein the middle floor longitudinal beams are basically arranged, the integral structure is complex, and the number of parts forming the middle floor assembly is large, so that the difficulty of the production process is increased; meanwhile, in order to ensure the performance of the vehicle body and meet the safety requirement, the whole weight of the vehicle body is difficult to reduce all the time, so the manufacturing cost is higher.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the longitudinal beam-free middle floor assembly structure is convenient to manufacture and install, low in manufacturing cost and capable of effectively improving the structural strength of the floor assembly structure.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model provides a floor assembly structure in no longeron, includes well floor left side boundary beam, well floor right side boundary beam, well floor front beam, well floor rear cross beam, well floor and a plurality of boundary beam connection plug-in components, well floor includes well floor anterior segment board, well floor middle section board, well floor rear section board, a plurality of boundary beam connection plug-in components are connected respectively to the front and back end of well floor left side boundary beam, well floor right side boundary beam, well floor front beam, well floor rear cross beam be parallel to each other and connect between well floor left side boundary beam, well floor right side boundary beam, and well floor front beam, well floor rear cross beam will form between with between well floor front beam, well floor rear cross beam and supply the installation frame of well floor anterior segment board, well floor middle section board, well floor rear section board installation respectively.
Preferably, the left side edge beam and the right side edge beam of the middle floor are identical in structure and are arranged in a left-right symmetrical mode.
Preferably, the front end and the rear end of the side beam on the left side of the middle floor and the side beam on the right side of the middle floor are respectively provided with a jack fixedly spliced with a plurality of side beam connecting plug-ins, each side beam connecting plug-in comprises a first left front connector, a second left front connector, a first right front connector, a second right front connector, a left rear connector, two rear splicing plugs and a right rear connector, the first right front connector and the second right front connector are riveted and fixed at the front end of the side beam on the right side of the middle floor, the first left front connector and the second left front connector are riveted and fixed at the front end of the side beam on the left side of the middle floor, the left rear connector and one of the rear splicing plugs are riveted and fixed at the rear end of the side beam on the left side of the middle floor, and the right rear splicing plug-in and another rear splicing plug are riveted and fixed at the rear end of the side beam on the right side of the middle floor.
Preferably, the middle floor rear section plate comprises two blocks and is connected into a whole through the rear section middle beam.
Preferably, two ends of the middle floor rear section plate are respectively connected and fixed with the inner sides of the beam bodies of the middle floor left side edge beam and the middle floor right side edge beam through a middle floor rear section left connecting piece and a middle floor rear section right connecting piece.
Preferably, the joints between the middle floor left side edge beam and the middle floor right side edge beam and the middle floor front cross beam and between the middle floor rear cross beam are welded and connected.
Preferably, reinforcing rib structures are arranged inside the middle floor left side edge beam and the middle floor right side edge beam.
Compared with the prior art, the utility model discloses an useful part is: the stringer-less mid-floor assembly structure has the following advantages,
the structural material of the middle floor assembly structure is aluminum alloy material, the whole weight is light, the advantage of light weight is obvious, and the labor intensity of manual workpiece feeding and the energy consumption of mechanical workpiece feeding are reduced after the whole structure is light and convenient;
the main body frame of the middle floor assembly structure is composed of a left side beam, a right side beam and a middle two beams, the structure is simple, the middle two beams are directly connected with the left side beam and the right side beam, and the side collision safety is good;
and thirdly, the side beams and the cross beams of the middle floor assembly structure are both extruded sections, and the reinforcing ribs with reasonable internal structures of the extruded sections can effectively improve the bending and twisting resistance of the middle floor.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a perspective view of the front side viewing angle of the present invention;
fig. 2 is a perspective view of the rear viewing angle of the present invention;
FIG. 3 is an enlarged view of the side beam connecting insert mounted on the front end of the side beam on the right side of the middle floor according to the present invention;
fig. 4 is an enlarged view of the side beam connecting plug-in unit installed at the rear end of the side beam on the right side of the middle floor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but 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 all belong to the protection scope of the present invention:
as shown in fig. 1 to 4, the stringer-free middle floor assembly structure includes a middle floor left side edge beam 1, a middle floor right side edge beam 2, a middle floor front cross beam 3, a middle floor rear cross beam 4, a middle floor and a plurality of edge beam connecting plug-ins, wherein the middle floor left side edge beam and the middle floor right side edge beam are made of extruded profiles by an extrusion process, the interior of the extruded profiles includes a plurality of hollow pipes partitioned by a plurality of partition plates, and the extruded profiles can refer to the existing window frame beam structure and are made of aluminum profiles, so that the aluminum profile structure of the hollow pipes effectively improves the structural strength and rigidity of the beam body The structure of the middle floor right side boundary beam does not need to be specially designed, and a conventional porous hollow aluminum profile structure formed by extrusion is adopted, the porous structure can be selected according to the requirement, and the structural strength can be met, the reinforcing rib structure is a reinforcing plate with certain strength formed by thickening a certain part of plate bodies in the middle floor, when in actual manufacture, the positions of the internal reinforcing ribs can be reasonably designed and distributed according to the requirements of the structural strength and rigidity, so that the strength of the whole structure is improved, in addition, in order to conveniently connect and fix the end parts of the middle floor left side boundary beam and the middle floor right side boundary beam with external parts, the front end and the rear end of the middle floor left side boundary beam and the middle floor right side boundary beam are respectively connected with a plurality of boundary beam connecting plug-in pieces, correspondingly, the porous shapes of pipe orifices of the front end and the rear end of the middle floor left side boundary beam and the middle floor right side boundary beam correspond to the structural shape of the boundary beam connecting plug-in a way, the boundary beam connecting plug-in is a commonly used connecting piece structure in the technical field of the existing automobile part connection, can be installed and fixed at the end parts of the boundary beam on the left side of the middle floor and the boundary beam on the right side of the middle floor and can be fixedly connected with external parts in an inserting mode, and the shape of the boundary beam connecting plug-in can be adjusted and changed conventionally according to the porous shapes of the end parts of the boundary beam on the left side of the middle floor and the boundary beam on the right side of the middle floor.
Further, in this embodiment, the front and rear ends of the side beam on the left side of the middle floor and the side beam on the right side of the middle floor are respectively provided with a jack which is fixedly inserted into a plurality of side beam connecting plug-ins, the side beam connecting plug-ins include a first left front connector 5, a second left front connector 6, a first right front connector 7, a second right front connector 8, a left rear connector 9, two rear connectors 10 and a right rear connector 11, the first right front connector and the second right front connector are riveted and fixed to the front end of the side beam on the right side of the middle floor, the first left front connector and the second left front connector are riveted and fixed to the front end of the side beam on the left side of the middle floor, the left rear connector and one of the rear connectors are riveted and fixed to the rear end of the side beam on the left side of the middle floor, the right rear connector and the other rear connector are riveted and fixed to the rear end of the side beam on the right side of the middle floor, and by arranging connecting plug-ins with different shapes, effectively improve the steadiness that boundary beam and outside spare part are connected, can arrange the connecting plug-in components of different shapes according to the mouth of pipe shape of well floor left side boundary beam, well floor right side boundary beam tip moreover, the flexibility is high.
The middle floor comprises a middle floor front section plate 12, a middle floor middle section plate 13 and a middle floor rear section plate 14, the middle floor front cross beam and the middle floor rear cross beam are parallel to each other and connected between the middle floor left side edge beam and the middle floor right side edge beam, an installation frame for installing the middle floor front section plate, the middle floor middle section plate and the middle floor rear section plate is formed between the middle floor left side edge beam and the middle floor right side edge beam and between the middle floor front cross beam and the middle floor rear cross beam, in this embodiment, the middle floor rear section plate comprises two pieces and is connected as a whole by the rear section center sill 15, and the two ends of the middle floor rear section plate are respectively fixedly connected with the inner sides of the beam bodies of the middle floor left side boundary beam and the middle floor right side boundary beam through a middle floor rear section left connecting piece 16 and a middle floor rear section right connecting piece 17, the joints are connected in a riveting mode, the installation and the disassembly are convenient, and the structural strength of the middle floor rear section plate is improved.
In order to further improve the connection strength between the middle floor left side edge beam and the middle floor right side edge beam and the middle floor front cross beam and between the middle floor rear cross beam, the joints between the middle floor left side edge beam and the middle floor right side edge beam and the middle floor front cross beam and between the middle floor rear cross beam are welded and connected.
In the actual installation process, a left side edge beam, a first left front connector, a second left front connector, a left rear connector and one of the rear connectors are connected into a left side edge beam assembly through a riveting process, then a right side edge beam, a first right front connector, a second right front connector, a right rear connector and the other rear connector of the middle floor are connected into a right side edge beam assembly through a riveting process, then the left and right side edge beam assemblies are placed on a tool fixture, a middle floor front cross beam and a middle floor rear cross beam are placed on the inner side lap joint edges of the left side edge beam and the right side edge beam of the middle floor, the left side edge beam and the right side edge beam of the middle floor and two cross beams form a frame structure, then a middle floor front section plate, a middle floor plate and a middle floor rear section plate formed by a middle floor rear section left connecting piece, a middle floor rear section right connecting piece and a rear section middle beam are placed on the inner side lap joint edges of a frame formed by the two side edge beams and the cross beam, and then, the lapping process of the whole middle floor is finished, and finally, all the connecting pieces and the assemblies are connected by using a riveting process at the joint of the lapping edges.
It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a floor assembly structure in no longeron which characterized in that: including well floor left side boundary beam, well floor right side boundary beam, well floor front beam, well floor rear frame member, well floor and a plurality of boundary beam connection plug-in components, well floor includes well floor anterior segment board, well floor middle section board, well floor rear frame member, a plurality of boundary beam connection plug-in components are connected respectively to the front and back end of well floor left side boundary beam, well floor right side boundary beam, well floor front beam, well floor rear frame member are parallel to each other and connect between well floor left side boundary beam, well floor right side boundary beam, and well floor left side boundary beam, well floor right side boundary beam between with well floor front beam, well floor rear frame member will form between and supply the installation frame of well floor anterior segment board, well floor middle section board, well floor rear frame member installation respectively.
2. The stringer-less floor assembly structure of claim 1, wherein: the middle floor left side boundary beam and the middle floor right side boundary beam are identical in structure and are arranged in a bilateral symmetry mode.
3. The stringer-less floor assembly structure of claim 1, wherein: well floor left side boundary beam, well floor right side boundary beam's front and back end all is equipped with the jack of being connected the plug-in connection with a plurality of boundary beams and pegging graft fixedly, a plurality of boundary beams are connected the plug-in and are included first left front connector, second left front connector, first right front connector, second right front connector, left back connector, two back grafting and right back connector, first right front connector, second right front connector riveting are fixed at the front end of well floor right side boundary beam, and first left front connector, second left front connector riveting are fixed at the front end of well floor left side boundary beam, left back connector, one of them back grafting riveting are fixed at the rear end of well floor left side boundary beam, right back connector and another back grafting riveting are fixed at the rear end of well floor right side boundary beam.
4. The stringer-less floor assembly structure of claim 1, wherein: the middle floor rear section plate comprises two middle section plates which are connected into a whole through a rear section middle beam.
5. The stringer-less floor assembly structure of claim 1, wherein: and two ends of the middle floor rear section plate are respectively fixedly connected with the inner sides of the beam bodies of the middle floor left side edge beam and the middle floor right side edge beam through a middle floor rear section left connecting piece and a middle floor rear section right connecting piece.
6. The stringer-less floor assembly structure of claim 1, wherein: and the joints between the middle floor left side edge beam and the middle floor right side edge beam and the middle floor front cross beam and between the middle floor rear cross beam are connected by welding.
7. The stringer-less floor assembly structure of claim 1, wherein: and reinforcing rib structures are arranged inside the edge beam on the left side of the middle floor and the edge beam on the right side of the middle floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022499619.5U CN213921246U (en) | 2020-11-03 | 2020-11-03 | Longitudinal beam-free middle floor assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022499619.5U CN213921246U (en) | 2020-11-03 | 2020-11-03 | Longitudinal beam-free middle floor assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213921246U true CN213921246U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022499619.5U Active CN213921246U (en) | 2020-11-03 | 2020-11-03 | Longitudinal beam-free middle floor assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213921246U (en) |
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2020
- 2020-11-03 CN CN202022499619.5U patent/CN213921246U/en active Active
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