CN212637671U - C-pillar reinforcing plate - Google Patents
C-pillar reinforcing plate Download PDFInfo
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- CN212637671U CN212637671U CN202021301379.7U CN202021301379U CN212637671U CN 212637671 U CN212637671 U CN 212637671U CN 202021301379 U CN202021301379 U CN 202021301379U CN 212637671 U CN212637671 U CN 212637671U
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- lower connecting
- connecting part
- upper connecting
- pillar reinforcement
- connecting portion
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Abstract
The utility model discloses a C post reinforcing plate, including approximate longitudinal extension's lower junction portion and with the last connecting portion that the lower junction portion top is connected and the kickup extends, the longitudinal rear side of lower junction portion has the lower connection turn-ups that is used for being connected with threshold roof beam reinforcement, have on the lower junction portion and prolong its crooked direction and extend and be used for being connected with the rear wheel casing planking and be connected the turn-ups. The utility model discloses a C post reinforcing plate is strengthened the C post root, has effectively promoted torsional rigidity, bending stiffness and the mode of C post lower part, and then has improved the fatigue resistance intensity here, has improved side wall planking fracture, the rusty condition.
Description
Technical Field
The utility model belongs to the technical field of the automobile-manufacturing, a C post reinforcing plate is related to.
Background
Each upright post of the automobile is used for connecting the automobile body and the automobile roof, is an important part for supporting the structural strength and rigidity of the automobile and has an important protection effect on members in a cab, so that each upright post is often required to be strengthened in a key way;
in the prior art, the A column and the B column are often subjected to key reinforcement, and the C column reinforcement changes the original rear side wall inner plate into a rear side wall inner plate reinforcement part with the upper end connected with the upper section of the rear side wall inner skin and the lower end connected with the rear wheel cover outer plate; the lower part of the C column is welded with the rear wheel cover outer plate at the front end of the rear wheel cover outer plate at the position where the section inertia moment is weakest, and the torsional rigidity, the bending rigidity and the mode are poor, so that the problems of cracking and rusting easily occur on the side wall outer plate after the automobile body is fatigue and durable.
Therefore, based on the above problems, a need exists for a C-pillar reinforcing plate, which reinforces the position of the lower part of the C-pillar, effectively improves the torsional rigidity, bending rigidity and mode of the lower part of the C-pillar, further improves the fatigue resistance and strength of the C-pillar, and improves the cracking and rusting conditions of the side-frame outer plate.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a C post reinforcing plate, this reinforcing plate is strengthened the position of C post lower part, has effectively promoted torsional rigidity, bending stiffness and the mode of C post lower part, and then has improved the fatigue-resistant endurance strength here, has improved side wall planking fracture, rusty condition.
The utility model discloses a C post reinforcing plate, including approximate longitudinal extension's lower junction portion and with the last connecting portion that lower junction portion top is connected and the kickup extends, the lower junction portion longitudinal rear side has the lower connection turn-ups that is used for being connected with threshold roof beam reinforcement, have on the lower junction portion and prolong its crooked direction and extend and be used for being connected with the rear wheel casing planking and connect the turn-ups.
Furthermore, the longitudinal rear side edge of the lower connecting part is punched and sunk downwards to form a lower connecting flanging.
Furthermore, the upper connection turned edges positioned on the outer side of the lower connecting portion in the bending direction are arranged at intervals in the bending direction, and the upper connection turned edges positioned on the inner side of the lower connecting portion in the bending direction are continuously arranged in the bending direction.
Further, the inner side of the lower connecting part is provided with a cavity formed by an inner recess.
Further, the upper connecting portion has a stepped structure along a width direction thereof, the upper connecting flange located on the outer side of the lower connecting portion in the curved state is approximately longitudinally curved, and the upper connecting flange located on the inner side of the lower connecting portion in the curved state is approximately transversely curved.
Furthermore, the upper connecting part is provided with a plurality of reinforcing ribs formed by stamping.
Furthermore, a plurality of lightening holes are arranged on the upper connecting part.
Furthermore, each reinforcing rib and each lightening hole are arranged along the length direction of the upper connecting part, and the lightening holes and the reinforcing ribs are arranged in a staggered mode.
The utility model has the advantages that:
the utility model strengthens the root of the C column through the C column reinforcing plate, effectively improves the torsional rigidity, the bending rigidity and the mode of the lower part of the C column, further improves the fatigue resistance and the strength of the part, and improves the cracking and rusting conditions of the side wall outer plate;
the utility model discloses go up connecting portion and lower connecting portion and the box-like inner chamber between the rear wheel casing planking for the vehicle effectively reduces the invasion to body structure at the side collision in-process, reduces the invasion volume and the speed of invasion, protects the back row passenger, reduces the risk, reforms transform simultaneously with low costsly, does not influence the automobile body assembly and put in order the positive security performance of car after reforming transform.
Drawings
The invention is further described with reference to the following figures and examples.
FIG. 1 is a schematic view of a C-pillar reinforcing plate mounting structure;
FIG. 2 is a schematic sectional view of the installation structure of the C-pillar reinforcing plate;
FIG. 3 is a schematic structural view of a C-pillar reinforcing plate;
Detailed Description
FIG. 1 is a schematic view of a C-pillar reinforcing plate mounting structure; FIG. 2 is a schematic sectional view of the installation structure of the C-pillar reinforcing plate; FIG. 3 is a schematic structural view of a C-pillar reinforcing plate;
the embodiment provides a C-pillar reinforcement plate, which comprises a lower connecting part 10 extending approximately longitudinally and an upper connecting part 20 connected with the upper part of the lower connecting part and extending upwards in a bending way, wherein the longitudinal rear side of the lower connecting part is provided with a lower connecting flanging 11 used for being connected with a sill beam reinforcement, and the lower connecting part is provided with an upper connecting flanging 21 extending along the bending direction of the lower connecting part and used for being connected with a rear wheel cover outer plate. In the embodiment, the longitudinal direction and the transverse direction both use the C-pillar reinforcement plate as a reference when the C-pillar reinforcement plate is installed on a vehicle body, wherein the longitudinal direction is consistent with the front-back direction of the vehicle, the transverse direction is consistent with the width direction of the vehicle, the vertical direction is consistent with the height direction of the vehicle, the up-down direction is consistent with the vertical direction, the front-back direction is consistent with the longitudinal direction, the rear side is close to the tail side of the vehicle, and the approximate longitudinal extension means that certain angle deviation is allowed on the basis of longitudinal extension; wherein the lower connection turn-ups of lower connecting portion rear side is connected on threshold roof beam reinforcement 30, the lower connecting portion inboard is connected with longeron 40, it is connected with rear wheel casing planking 50 through the upper connection turn-ups to go up connecting portion, the rear wheel casing planking 50 outside still is connected with side wall planking 60, the side wall planking covers on the C post reinforcing plate, it is along with the crooked design of rear wheel casing planking shape to go up connecting portion, it exceeds the weak region of C post lower part cross-section to go up connecting portion extension range, make automobile body and C post connection inseparabler down, this structure is strengthened C post root, the torsional rigidity of C post lower part has effectively been promoted, bending rigidity and mode, and then the fatigue resistance intensity of here has been improved, the side wall planking fracture has been improved, the.
In this embodiment, the lower connecting portion is punched at the longitudinal rear side edge and is sunk downward to form a lower connecting flange. As shown in a combined drawing, the lower connecting flanging is of a sunken step-shaped structure, not only serves as a reinforcing structure to improve the connecting strength and rigidity of the rear side of the lower connecting part, but also is beneficial to the threshold beam reinforcing piece to be lapped on the outer side of the lower connecting part and to be parallel and level with the outer side face of the lower connecting part, and the overall consistency is improved.
In this embodiment, the upper connection flaps located on the outer side of the lower connection portion are arranged at intervals along the direction of the curved trend, and the upper connection flaps located on the inner side of the lower connection portion are arranged continuously along the direction of the curved trend. As shown in the attached drawing, the upper connecting flange on the outer side of the lower connecting portion in a bending mode is an upper connecting flange I21 a, the upper connecting flange on the inner side of the lower connecting portion in a bending mode is an upper connecting flange II 21b, the upper connecting flange I is located on the outer side of the bending direction, the connecting flange at the position is stretched elastically by tensile force during forming, the upper connecting flange II is contracted elastically by compressive force, the forming is facilitated through the upper connecting flange interval arrangement structure, avoiding spaces can be formed between the adjacent upper connecting flanges I, assembling with the rear wheel cover outer plate 50 is facilitated, and the attaching tightness of the upper connecting flange I and the rear wheel cover outer plate can be improved.
In this embodiment, the inner side of the lower connecting portion has a cavity formed by an inner recess. As shown in a combined figure 3, the vertical section of the lower connecting part is of an approximate 'n' -shaped structure, and the lower connecting part and the rear wheel cover outer plate are welded into a box-shaped structure, so that the structural strength of the lower area of the C column can be effectively increased.
In this embodiment, the upper connecting portion has a stepped structure along a width direction thereof, the upper connecting flange located on the outer side of the lower connecting portion is approximately longitudinally curved, and the upper connecting flange located on the inner side of the lower connecting portion is approximately transversely curved. The upward bending extending direction is the length direction of the upper connecting part, the width direction is approximately the longitudinal direction, and the approximately longitudinal extending means that certain angle deviation is allowed on the basis of the longitudinal direction; approximately transverse curvature means that a certain angular deviation is allowed on the basis of the transverse direction; as shown in the combined drawing 2, the upper connecting part is connected to the corner of the rear wheel casing outer plate, wherein the upper connecting flange I21 a is approximately longitudinally extended and connected with the longitudinal plane of the rear wheel casing outer plate, the upper connecting flange II 21b is approximately transversely extended and connected with the transverse plane of the rear wheel casing outer plate, and the upper connecting part and the rear wheel casing outer plate are enclosed to form an approximately rectangular inner cavity, so that the structural strength of the lower part area of the C column is further increased, a box-shaped inner cavity between the lower connecting part and the rear wheel casing outer plate is combined, so that a vehicle is in the side collision process, the intrusion to the vehicle body structure is effectively reduced, the intrusion amount and the intrusion speed are reduced, the rear passengers are protected, the risk is reduced, the transformation cost is low, and the vehicle body assembly and the front safety performance of.
In this embodiment, the upper connecting portion 20 has a plurality of ribs 22 formed by stamping. As shown in fig. 3, the outer surface of the upper connecting portion is stamped to form a rib protruding inward and outward, so that the structural strength and torsional rigidity of the upper connecting portion are improved by the rib.
In this embodiment, the upper connecting portion 20 is provided with a plurality of lightening holes 23. The lightening holes are circular holes, oval or waist-shaped holes, the number and the arrangement positions of the lightening holes are adjusted according to the conditions, the weight of the vehicle body is effectively reduced through the arrangement of the lightening holes, and the lightweight design of the vehicle is favorably realized.
In this embodiment, the reinforcing ribs 22 and the lightening holes are arranged along the length direction of the upper connecting portion 20, and the lightening holes and the reinforcing ribs are staggered. As shown in fig. 3, three reinforcing ribs and three lightening holes are respectively arranged, and the lightening holes and the reinforcing ribs are arranged in a staggered manner, so that the structural strength and rigidity of the upper connecting part are guaranteed, and the lightweight design requirement of the C-column reinforcing plate is also met.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. A C post reinforcing plate which is characterized in that: the lower connecting part is connected with the upper part of the lower connecting part and extends upwards in a bending manner, a lower connecting flanging used for being connected with the sill beam reinforcement is arranged on the longitudinal rear side of the lower connecting part, and an upper connecting flanging used for being connected with the rear wheel cover outer plate and extending along the bending direction of the lower connecting part is arranged on the lower connecting part.
2. The C-pillar reinforcement of claim 1, wherein: and the longitudinal rear side edge of the lower connecting part is punched and sunk downwards to form a lower connecting flanging.
3. The C-pillar reinforcement of claim 2, wherein: the upper connection turned edges positioned on the outer side of the lower connecting part are arranged at intervals along the direction of the bending trend, and the upper connection turned edges positioned on the inner side of the lower connecting part are continuously arranged along the direction of the bending trend.
4. The C-pillar reinforcement of claim 1, wherein: the inner side of the lower connecting part is provided with a cavity formed by an inner recess.
5. The C-pillar reinforcement of claim 3, wherein: the upper connecting portion is of a stepped structure along the width direction, the upper connecting flange on the outer side of the lower connecting portion is approximately longitudinally bent, and the upper connecting flange on the inner side of the lower connecting portion is approximately transversely bent.
6. The C-pillar reinforcement of claim 1, wherein: the upper connecting part is provided with a plurality of reinforcing ribs formed by stamping.
7. The C-pillar reinforcement of claim 6, wherein: and the upper connecting part is provided with a plurality of lightening holes.
8. The C-pillar reinforcement of claim 7, wherein: the reinforcing ribs and the lightening holes are arranged along the length direction of the upper connecting part, and the lightening holes and the reinforcing ribs are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021301379.7U CN212637671U (en) | 2020-07-06 | 2020-07-06 | C-pillar reinforcing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021301379.7U CN212637671U (en) | 2020-07-06 | 2020-07-06 | C-pillar reinforcing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212637671U true CN212637671U (en) | 2021-03-02 |
Family
ID=74784437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021301379.7U Active CN212637671U (en) | 2020-07-06 | 2020-07-06 | C-pillar reinforcing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212637671U (en) |
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2020
- 2020-07-06 CN CN202021301379.7U patent/CN212637671U/en active Active
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