CN213799921U - Doorsill reinforcing structure applied to side collision - Google Patents
Doorsill reinforcing structure applied to side collision Download PDFInfo
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- CN213799921U CN213799921U CN202022360950.9U CN202022360950U CN213799921U CN 213799921 U CN213799921 U CN 213799921U CN 202022360950 U CN202022360950 U CN 202022360950U CN 213799921 U CN213799921 U CN 213799921U
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Abstract
The utility model relates to a be applied to threshold additional strengthening that bumps to one side comprises threshold inner panel, threshold planking, threshold stiffening beam and threshold backup pad, and threshold backup pad one side links to each other with the threshold stiffening beam to be connected with the threshold planking, the opposite side links to each other with the threshold inner panel, and threshold inner panel, threshold planking, threshold stiffening beam and threshold backup pad are in X to form coherent cavity, in Y to form confined box body structure. The utility model strongly supports the cavity of the doorsill to form a stable force transmission path; the anti-collision performance of the side face of the vehicle body is effectively improved; the rigidity and the mode of the whole vehicle are improved, and the NVH performance of the whole vehicle is further improved; the load of the vehicle body is effectively dispersed, the stress concentration of a lower vehicle body beam frame is avoided, and the fatigue damage resistance of the vehicle body is improved; the threshold can be locally reinforced and the whole threshold can be reinforced; the X-direction size of the threshold reinforcing beam and the distribution of the threshold supporting plates are only required to be adjusted, so that the threshold reinforcing effect can be met, and the parts are universal.
Description
Technical Field
The utility model belongs to the technical field of automobile body design and manufacturing, concretely relates to be applied to threshold additional strengthening that bumps to side.
Background
At present, the structure of the doorsill of most vehicle types is that a bracket or a clapboard is added at a weak position, as shown in figure 1. The existing threshold reinforcing structure is a closed structure which is weak in support in the Y direction and does not penetrate in the X direction. The existing structure can meet the requirements of the 2018 version C-NCAP side collision test, but with the rapid development of automobiles, the requirements of the C-NCAP on the automobiles are continuously improved, and the 2021 version C-NCAP on the new energy automobiles is subjected to the column collision test. The existing scheme can not meet the column impact test and higher impact requirements.
Disclosure of Invention
An object of the utility model is to provide a be applied to threshold additional strengthening that bumps to the side to the structure of overcoming current motorcycle type threshold department has can't satisfy the post and has bumped experimental and higher collision requirement's shortcoming. The utility model discloses side impact (including the post bump) takes into account the design among 2021 version C-NCAP, can effectively promote the anti performance of hitting of vehicle side, passenger's safety in the better protection car.
The utility model aims at realizing through the following technical scheme:
a threshold strengthening structure applied to side collision is composed of a threshold inner plate 1, a threshold outer plate 2, a threshold strengthening beam 3 and a threshold supporting plate 4;
one side of the threshold supporting plate 4 is connected with the threshold stiffening beam 3 and is connected with the threshold outer plate 2 through three layers of welding spots;
the other side of the threshold supporting plate 4 is connected with the threshold inner plate 1;
the inner threshold plate 1, the outer threshold plate 2, the reinforcing sill 3 and the supporting sill plate 4 form a coherent cavity in the X direction; and a closed box body structure is formed in the Y direction.
Furthermore, 2 threshold backup pads 4 are arranged in parallel between the threshold inner panel 1 and the threshold stiffening beam 3.
Further, the inner threshold plate 1, the outer threshold plate 2 and the reinforcing sill beam 3 are all U-shaped, the opening direction of the inner threshold plate 1 is opposite to that of the outer threshold plate 2, and the opening direction of the outer threshold plate 2 is the same as that of the reinforcing sill beam 3.
Further, the sill support plate 4 is U-shaped and opens toward the sill reinforcement beam 3.
Furthermore, threshold backup pad 4 comprises support diaphragm and 2 support risers that are located support diaphragm both sides, the both sides of supporting the riser are equipped with outside turn-ups, support diaphragm and 2 support risers integrated into one piece.
Further, the threshold supporting plate 4 is connected with the threshold reinforcing beam 3 through welding spots and glue.
Further, the other side of the threshold support plate 4 is connected with the threshold inner plate 1 through structural adhesive.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the cavity of the threshold is strongly supported to form a stable force transmission path;
2. the anti-collision performance of the side face of the vehicle body is effectively improved;
3. the rigidity and the mode of the whole vehicle are improved, and the NVH performance of the whole vehicle is further improved;
4. the load of the vehicle body is effectively dispersed, the stress concentration of a lower vehicle body beam frame is avoided, and the fatigue damage resistance of the vehicle body is improved;
5. the threshold reinforcing structure can be used for reinforcing the threshold partially or the whole threshold; the X-direction size of the threshold reinforcing beam 3 and the distribution of the threshold supporting plates 4 are only required to be adjusted, so that the threshold reinforcing effect can be met, and the purpose of parts universality can be achieved. The design period and the development cost of parts are saved.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.
FIG. 1 is a schematic structural diagram of a door sill of a conventional vehicle;
FIG. 2 is an exploded view of the side impact sill reinforcement structure of the present invention;
FIG. 3 is a structural view of a reinforcing structure of a side sill according to the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a sectional view B-B of fig. 3.
In the figure, 1, a rocker inner plate 2, a rocker outer plate 3, a rocker reinforcing beam 4 and a rocker supporting plate.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.
As shown in fig. 2 to 5, the utility model discloses be applied to threshold additional strengthening that bumps on one side comprises threshold inner panel 1, threshold planking 2, threshold stiffening beam 3 and threshold backup pad 4.
The number of the threshold supporting plates 4 is 2, and the threshold supporting plates are arranged between the threshold inner plate 1 and the threshold reinforcing beam 3 in parallel. The threshold support plate 4 is U-shaped and has an opening facing the threshold reinforcement beam 3.
The inner threshold plate 1, the outer threshold plate 2 and the reinforcing sill 3 are all U-shaped, the opening direction of the inner threshold plate 1 is opposite to that of the outer threshold plate 2, and the opening direction of the outer threshold plate 2 is the same as that of the reinforcing sill 3.
One side of the threshold supporting plate 4 is connected with the threshold reinforcing beam 3 through welding spots and glue and is connected with the threshold outer plate 2 through three layers of welding spots.
The other side of the doorsill support plate 4 is connected with the doorsill inner plate 1 through structural adhesive.
The inner threshold plate 1, the outer threshold plate 2, the reinforcing sill 3 and the supporting sill plate 4 form a coherent cavity in the X direction; and a closed box body structure is formed in the Y direction.
In the embodiment, the threshold supporting plate 4 is connected with the threshold reinforcing beam 3 through welding spots and glue. A closed box body structure is formed in the Y direction, the cavity of the threshold is supported strongly, and a stable force transmission path is formed. When a side collision occurs, collision force can be effectively transmitted to the non-collision side through the seat cross beam, and load is effectively dispersed, so that the safety of passengers is ensured. The threshold supporting plate 4, the threshold reinforcing beam 3 and the threshold outer plate 2 are connected through three layers of welding spots, and the threshold supporting plate 4 and the threshold inner plate 1 are connected through structural adhesive. A coherent cavity is formed in the X direction, so that the frame structure of the whole vehicle is increased, and the force transmission is smoother. The anti-collision performance of the vehicle body can be improved, and the bending rigidity of the whole vehicle can be improved. The 2021 version C-NCAP new energy automobile increases the side post and bumps, adopts novel threshold additional strengthening not only can improve the collision score, can also provide bigger installation space for power battery, promotes the continuation of the journey mileage of car. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. 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.
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 invention. 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.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a be applied to threshold additional strengthening that bumps on side which characterized in that: the doorsill comprises a doorsill inner plate (1), a doorsill outer plate (2), a doorsill reinforcing beam (3) and a doorsill supporting plate (4);
one side of the threshold supporting plate (4) is connected with the threshold stiffening beam (3) and is connected with the threshold outer plate (2) through three layers of welding spots;
the other side of the threshold supporting plate (4) is connected with the threshold inner plate (1);
the inner doorsill plate (1), the outer doorsill plate (2), the reinforcing doorsill beam (3) and the supporting doorsill plate (4) form a coherent cavity in the X direction; and a closed box body structure is formed in the Y direction.
2. The sill reinforcing structure for a side impact module as claimed in claim 1, wherein: the number of the threshold supporting plates (4) is 2, and the threshold supporting plates are arranged between the threshold inner plate (1) and the threshold reinforcing beam (3) in parallel.
3. The sill reinforcing structure for a side impact module as claimed in claim 1, wherein: the doorsill inner plate (1), the doorsill outer plate (2) and the doorsill reinforcing beam (3) are all U-shaped, the opening direction of the doorsill inner plate (1) is opposite to that of the doorsill outer plate (2), and the opening direction of the doorsill outer plate (2) is the same as that of the doorsill reinforcing beam (3).
4. The sill reinforcing structure for a side impact module as claimed in claim 1, wherein: the doorsill supporting plate (4) is U-shaped, and the opening faces the doorsill reinforcing beam (3).
5. The sill reinforcing structure for a side impact module as set forth in claim 4, wherein: threshold backup pad (4) comprise support diaphragm and 2 support risers that are located support diaphragm both sides, the both sides of supporting the riser are equipped with outside turn-ups, support diaphragm and 2 support risers integrated into one piece.
6. The sill reinforcing structure for a side impact module as claimed in claim 1, wherein: the threshold supporting plate (4) is connected with the threshold reinforcing beam (3) through welding spots and glue.
7. The sill reinforcing structure for a side impact module as claimed in claim 1, wherein: the other side of the threshold supporting plate (4) is connected with the threshold inner plate (1) through structural adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022360950.9U CN213799921U (en) | 2020-10-22 | 2020-10-22 | Doorsill reinforcing structure applied to side collision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022360950.9U CN213799921U (en) | 2020-10-22 | 2020-10-22 | Doorsill reinforcing structure applied to side collision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213799921U true CN213799921U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022360950.9U Active CN213799921U (en) | 2020-10-22 | 2020-10-22 | Doorsill reinforcing structure applied to side collision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213799921U (en) |
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2020
- 2020-10-22 CN CN202022360950.9U patent/CN213799921U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 130000 middle gate 10, 1st floor, building 2, 443, block 23, automobile development zone, Changchun City, Jilin Province Patentee after: Changchun Alte Automotive Technology Co.,Ltd. Address before: 130000 middle gate 10, 1st floor, building 2, 443, block 23, automobile development zone, Changchun City, Jilin Province Patentee before: CHANGCHUN KAIDI AUTOMOBILE BODY DESIGN Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |