CN210133189U - B-pillar reinforcing structure and automobile - Google Patents
B-pillar reinforcing structure and automobile Download PDFInfo
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- CN210133189U CN210133189U CN201920777316.XU CN201920777316U CN210133189U CN 210133189 U CN210133189 U CN 210133189U CN 201920777316 U CN201920777316 U CN 201920777316U CN 210133189 U CN210133189 U CN 210133189U
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Abstract
The utility model discloses a B-pillar reinforcing structure and an automobile, wherein the B-pillar reinforcing structure comprises a side-wall outer plate, a B-pillar reinforcing piece and a B-pillar inner plate which are sequentially arranged from outside to inside; the B-pillar reinforcing plate is fixedly connected to the side-wall outer plate; the B column inner plate is fixedly connected with the B column reinforcing plate and encloses a first cavity; the B-column reinforcing piece is fixedly connected between the B-column reinforcing plate and the B-column inner plate, and divides the first cavity into at least two cavities. This B post additional strengthening can prevent that the B post from taking place to bend and warp to promote structure security performance, reach the rating requirement.
Description
Technical Field
The utility model relates to an automobile additional strengthening technical field especially relates to a B post additional strengthening.
Background
At present, a B column of a conventional vehicle is a combined structure formed by a B column inner plate, a B column reinforcing plate and a side wall outer plate which are arranged from inside to outside, and when the roof is crushed, the force transmitted from the roof can be effectively transmitted to the B column so as to meet the requirement of national standard roof compression strength. In order to improve the transmission path of the force of the roof to the B-pillar, increase the bending resistance of the B-pillar, and meet the C-IASI (China Insurance Automotive Safety Index) regulation with higher requirements, a B-pillar reinforcing structure is usually added to resist the force from the roof to the B-pillar, so as to prevent the B-pillar from bending and deforming, thereby improving the crushing force of the passenger compartment. The existing B-pillar reinforcing structure generally has two modes, one mode is that a reinforcing piece is attached to a B-pillar inner plate or a B-pillar reinforcing plate to improve the strength of the B-pillar structure, and the mode can cause the whole weight of the B-pillar to be larger and the manufacturing cost to be high; the other method is that under the condition that the B-pillar reinforcing plate is made of a hot forming material, the strength of the plate material in the B-pillar is greatly improved to optimize jacking pressure, and the mode easily causes tearing of the welding point of the B-pillar. Therefore, both of the existing methods are unsatisfactory.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem in the above-mentioned background art, the utility model provides a B post additional strengthening, it can prevent that the B post from taking place to bend and warp, promotes the structural safety performance, reaches the rating requirement.
Based on this, the utility model provides a B-pillar reinforcement structure, which comprises a side-wall outer plate, a B-pillar reinforcement member and a B-pillar inner plate which are arranged from outside to inside in sequence; the B-pillar reinforcing plate is fixedly connected to the side-wall outer plate; the B column inner plate is fixedly connected with the B column reinforcing plate and encloses a first cavity;
the B-column reinforcing piece is fixedly connected between the B-column reinforcing plate and the B-column inner plate, and divides the first cavity into at least two cavities.
Preferably, the B-pillar reinforcement is plate-shaped and has reinforcement bending portions arranged in a concave-convex manner.
Preferably, the reinforcing member bending portion includes a first bending portion protruding outward and a second bending portion protruding inward.
Preferably, the B-pillar inner plate is provided with an inner plate bending portion, and the inner plate bending portion comprises an inward-concave third bending portion and an outward-convex fourth bending portion; the first bending portion and the third bending portion are arranged oppositely, and the second bending portion and the fourth bending portion are arranged oppositely.
Preferably, the second bending portion and the fourth bending portion are opposite to each other and attached to each other.
Preferably, the reinforcement bending portion includes at least two first bending portions, and the inner panel bending portion includes at least two third bending portions.
Preferably, the front and rear ends of the B-pillar reinforcement are welded to the B-pillar reinforcement plate.
Preferably, the front end and the rear end of the B-pillar reinforcement plate are welded to the side wall outer panel, and the front end and the rear end of the B-pillar inner panel are welded to the B-pillar reinforcement plate.
Preferably, a safety belt mounting hole for mounting a safety belt is formed at a joint of the second bending portion and the fourth bending portion.
The utility model discloses an on the other hand still provides an automobile, and it includes the B post additional strengthening among the above-mentioned arbitrary technical scheme.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a B post additional strengthening, including the outside-in side wall planking that sets gradually, B post reinforcing plate, B post reinforcement and B post inner panel, through set up B post reinforcing plate between B post reinforcing plate and B post inner panel, it cuts apart into two at least cavitys with B post inner panel and the synthetic first cavity of B post reinforcing plate enclosure, so when taking place the roof pressure, B post and roof boundary beam overlap joint receive downwards, inward extrusion, the B post receives the combined action of buckling, cut apart into two at least cavitys with B post cross-section through utilizing B post reinforcing plate, cross-section biography power level and bending resistance attribute have been increased, can effectually resist and come from roof boundary beam overlap joint toward B post extruded power from this, prevent B post bending deformation, thereby can effectively improve the crushing power in passenger cabin, with the deformation that reduces passenger cabin.
Drawings
Fig. 1 is a schematic structural view of an inner side surface of a B-pillar reinforcement structure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an outer side surface of a B-pillar reinforcement structure according to an embodiment of the present invention;
FIG. 3 is a cross-sectional structural view of the B-pillar reinforcement structure A-A of FIG. 1;
fig. 4 is a front view of fig. 3.
Wherein, 1, a side wall outer plate; 2. a B-pillar reinforcement plate; 3. a B-pillar reinforcement; 31. a reinforcement bend; 311. a first bending portion; 312. a second bending portion; 32. a seat belt mounting hole; 4. b column inner plates; 41. an inner plate bending part; 411. a third bend portion; 412. a fourth bent portion; 5. a first cavity.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. 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.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. It should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are used for distinguishing one type of information from another, and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, 2 and 3, a B-pillar reinforcement structure of the present invention is schematically illustrated, which includes a side-wall outer plate 1, a B-pillar reinforcement plate 2, a B-pillar reinforcement 3 and a B-pillar inner plate 4 sequentially arranged from outside to inside. The B-pillar reinforcement plate 2 is fixedly connected to the side wall outer plate 1, the B-pillar inner plate 4 is fixedly connected with the B-pillar reinforcement plate 2 and encloses a first cavity 5, the B-pillar reinforcement member 3 is fixedly connected between the B-pillar reinforcement plate 2 and the B-pillar inner plate 4, and the first cavity 5 enclosed by the B-pillar inner plate 4 and the B-pillar reinforcement plate 2 is divided into at least two cavities.
Based on the B-pillar reinforcing structure with the technical characteristics, the B-pillar reinforcing part 3 is arranged between the B-pillar reinforcing plate 2 and the B-pillar inner plate 4, the first cavity 5 formed by enclosing the B-pillar inner plate 4 and the B-pillar reinforcing plate 2 is divided into at least two cavities, when jacking occurs, the lap joint of the B-pillar and the roof side beam is extruded downwards and inwards, the B-pillar is subjected to the combined action of bending and pressing, the B-pillar section is divided into at least two cavities by the B-pillar reinforcing part 3, so that the section force transmission level and the bending resistance are increased, the force from the lap joint of the roof side beam to the B-pillar is effectively resisted, the B-pillar is prevented from being bent and deformed, the crushing force of the passenger compartment can be effectively increased, the deformation of the passenger compartment is reduced, therefore, the jacking and the safety performance of the B-pillar structure are improved, and the rating requirement is met.
At this moment, can cancel original safety belt mounting panel, with the safety belt direct mount on B post reinforcement 3, so B post reinforcement 3 can not only be used as the installation of safety belt, can strengthen B post structure security performance again, promotes the grade score, can also reach the purpose that reduces weight simultaneously.
Specifically, referring to fig. 3 and fig. 4, the B-pillar reinforcement 3 is plate-shaped and has a reinforcement bending portion 31 that is arranged in a concave-convex manner, so that the pressure-bearing area of the B-pillar reinforcement 3 is increased, the bending resistance of the B-pillar reinforcement structure is improved, the extrusion force from the roof side rail lap joint to the B-pillar is effectively resisted, and the safety performance of the roof pressure structure is improved.
More specifically, with continued reference to fig. 3 and 4, the stiffener bend 31 includes a first outwardly convex bend 311 and a second inwardly concave bend 312. In order to further promote B post additional strengthening's whole security performance, B post inner panel 4 has inner panel bending portion 41, inner panel bending portion 41 specifically includes third bending portion 411 and fourth bending portion 412, and third bending portion 411 is inside sunken, and fourth bending portion 412 is outside protruding, just first bending portion 311 sets up with third bending portion 411 relatively, second bending portion 312 sets up with fourth bending portion 412 relatively. In this way, the first bending part 311 protruding outwards and the third bending part 411 protruding inwards are arranged oppositely, and the second bending part 312 protruding inwards and the fourth bending part 412 protruding outwards are arranged oppositely, so that the bending resistance of the whole B-pillar reinforcing structure is further improved, the crushing force of the passenger compartment is effectively improved, and the deformation of the passenger compartment is further reduced.
In a preferred embodiment, the oppositely arranged second bending portion 312 and the fourth bending portion 412 are attached to each other, so that the first cavity 5 can be divided into a plurality of cavities by the B-pillar reinforcement 3, so as to further increase the force transmission level and the bending resistance of the cross section, and further improve the pressing force and the safety performance of the B-pillar structure. Based on this, as shown in fig. 1 and fig. 2, a through seat belt installation hole 32 is provided at the joint of the second bending portion 312 and the fourth bending portion 412, and the seat belt installation hole 32 is used for installing a seat belt, so that the B-pillar reinforcement 3 can be used for installing the seat belt, and can also enhance the safety performance of the B-pillar structure, and at the same time, can achieve the purpose of reducing the weight, which is beneficial to achieving the goal of light weight.
The reinforcing member bending portion 31 and the inner plate bending portion 41 based on the above structure, the reinforcing member bending portion 31 includes at least two first bending portions 311, and the inner plate bending portion 41 includes at least two third bending portions 411. Fig. 3 shows that the reinforcement bending portion 31 includes two first bending portions 311 and one second bending portion 312, the inner panel bending portion 41 includes two third bending portions 411 and one fourth bending portion 412, and the second bending portion 312 and the fourth bending portion 412 are attached to each other, in this embodiment, the B-pillar reinforcement 3 divides the first cavity 5 formed by enclosing the B-pillar inner panel 4 and the B-pillar reinforcement panel 2 into three cavities, which is beneficial to preventing the B-pillar from bending and deforming.
Exemplarily, both ends weld in the front and back of B post reinforcement 3 on B post reinforcement 2, because under each operating mode of car, B post reinforcement 2 is main bearing member, consequently with 3 lug weld on B post reinforcement 2 of B post reinforcement, do benefit to the technological requirement, also do benefit to the enhancement effect of B post reinforcement 3 to whole B post additional strengthening, of course, in other embodiments, also can be through for example the mode of fixed connection such as riveting, as long as can reach the utility model discloses a function can, no longer describe herein. Furthermore, the front end and the rear end of the B-pillar reinforcing plate 2 are welded to the side wall outer plate 1, and the front end and the rear end of the B-pillar inner plate 4 are welded to the B-pillar reinforcing plate 2. Thus, the dimension of the B-pillar reinforcement 3 in the X direction can be determined by the widths of the B-pillar inner panel 4 and the B-pillar reinforcement panel 2. Further, as shown in fig. 1 and 2, the Z-direction dimension of the B-pillar reinforcement panel 2 extends only to the middle of the B-pillar inner panel 4 (the front-rear direction of the vehicle is the X-direction, the left-right direction is the Y-direction, and the up-down direction is the Z-direction, as defined by the entire vehicle coordinate system), and the weight can be reduced appropriately while the safety performance of the B-pillar reinforcement structure is enhanced.
For realizing the same purpose, the embodiment of the utility model provides a still provide a car, this car disposes the embodiment of the utility model provides a B post additional strengthening. Because of the utility model provides a B post additional strengthening can reach above-mentioned effect, and the car that disposes this B post additional strengthening also should possess corresponding technological effect, no longer gives unnecessary details here.
It should also be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
To sum up, the utility model provides a B post additional strengthening through set up B post reinforcement between B post reinforcing plate and B post inner panel, divides into two at least cavitys with the first cavity that B post inner panel and B post reinforcing plate enclose and formate, has increased cross-section biography power level and bending resistance attribute, can effectively resist the extrusion force that comes from roof boundary beam overlap joint to the B post, prevents B post bending deformation to can effectively improve the crushing force in passenger cabin, with the deformation that reduces passenger cabin; moreover, the B-pillar reinforcement can be used for mounting a safety belt, the safety performance of a B-pillar structure can be enhanced, the rating score is improved, and meanwhile the purpose of reducing weight can be achieved, so that the B-pillar reinforcement has high application and popularization values.
The method and the device not described in detail in the present invention are prior art and will not be described in detail.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A B-pillar reinforcing structure is characterized by comprising a side-wall outer plate, a B-pillar reinforcing piece and a B-pillar inner plate which are sequentially arranged from outside to inside; the B-pillar reinforcing plate is fixedly connected to the side-wall outer plate; the B column inner plate is fixedly connected with the B column reinforcing plate and encloses a first cavity;
the B-column reinforcing piece is fixedly connected between the B-column reinforcing plate and the B-column inner plate, and divides the first cavity into at least two cavities.
2. The B-pillar reinforcement structure of claim 1, wherein the B-pillar reinforcement is plate-shaped and has reinforcement bending portions arranged in a concave-convex manner.
3. The B-pillar reinforcement structure of claim 2, wherein the stiffener bends include a first outwardly convex bend and a second inwardly concave bend.
4. The B-pillar reinforcement structure according to claim 3, wherein the B-pillar inner panel has an inner panel bend, the inner panel bend including an inwardly concave third bend and an outwardly convex fourth bend; the first bending portion and the third bending portion are arranged oppositely, and the second bending portion and the fourth bending portion are arranged oppositely.
5. The B-pillar reinforcement structure of claim 4, wherein the opposing second bend is disposed in abutment with the fourth bend.
6. The B-pillar reinforcement structure of claim 4, wherein the reinforcement bend comprises at least two first bends, and the inner panel bend comprises at least two third bends.
7. The B-pillar reinforcement structure according to claim 1, wherein front and rear ends of the B-pillar reinforcement are welded to the B-pillar reinforcement plate.
8. The B-pillar reinforcement structure according to claim 1, wherein the B-pillar reinforcement panel is welded at front and rear ends thereof to the quarter outer panel, and the B-pillar inner panel is welded at front and rear ends thereof to the B-pillar reinforcement panel.
9. The B-pillar reinforcement structure according to claim 5, wherein a belt mounting hole for mounting a belt is provided therethrough at a joint of the second bent portion and the fourth bent portion.
10. An automobile characterized by comprising the B-pillar reinforcement structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920777316.XU CN210133189U (en) | 2019-05-27 | 2019-05-27 | B-pillar reinforcing structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920777316.XU CN210133189U (en) | 2019-05-27 | 2019-05-27 | B-pillar reinforcing structure and automobile |
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| Publication Number | Publication Date |
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| CN210133189U true CN210133189U (en) | 2020-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920777316.XU Active CN210133189U (en) | 2019-05-27 | 2019-05-27 | B-pillar reinforcing structure and automobile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111547138A (en) * | 2020-04-23 | 2020-08-18 | 浙江零跑科技有限公司 | B-pillar structure for installing face recognition device |
| CN112776893A (en) * | 2021-01-29 | 2021-05-11 | 浙江零跑科技有限公司 | B-pillar side collision structure of frameless door automobile |
-
2019
- 2019-05-27 CN CN201920777316.XU patent/CN210133189U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111547138A (en) * | 2020-04-23 | 2020-08-18 | 浙江零跑科技有限公司 | B-pillar structure for installing face recognition device |
| CN111547138B (en) * | 2020-04-23 | 2021-11-09 | 浙江零跑科技股份有限公司 | B-pillar structure for installing face recognition device |
| CN112776893A (en) * | 2021-01-29 | 2021-05-11 | 浙江零跑科技有限公司 | B-pillar side collision structure of frameless door automobile |
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