CN220764513U - B-pillar assembly, vehicle body frame and vehicle - Google Patents
B-pillar assembly, vehicle body frame and vehicle Download PDFInfo
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- CN220764513U CN220764513U CN202322165956.4U CN202322165956U CN220764513U CN 220764513 U CN220764513 U CN 220764513U CN 202322165956 U CN202322165956 U CN 202322165956U CN 220764513 U CN220764513 U CN 220764513U
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 162
- 230000002787 reinforcement Effects 0.000 claims description 50
- 239000000463 material Substances 0.000 description 9
- 238000003466 welding Methods 0.000 description 9
- 238000005452 bending Methods 0.000 description 5
- 230000001502 supplementing effect Effects 0.000 description 4
- 238000003856 thermoforming Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a B-pillar assembly, a vehicle body frame and a vehicle, wherein the B-pillar assembly comprises: the B column outer plate and the B column inner plate are arranged on one side of the B column outer plate facing the vehicle; the B column reinforcing plate is clamped between the B column inner plate and the B column outer plate, protrudes towards one side outside the vehicle along the middle part of the vehicle length direction and forms a first cavity with the B column inner plate; the B column reinforcing plate is arranged in the first cavity, the middle part of the B column reinforcing plate in the length direction of the vehicle protrudes towards one side outside the vehicle and forms a second cavity with the B column inner plate, the B column reinforcing plate is connected with the B column reinforcing plate, and one side of the B column reinforcing plate in the vehicle is connected with the B column inner plate. Therefore, the strength of the B-pillar reinforcing plate can be enhanced, the B-pillar outer plate and the B-pillar reinforcing plate generate certain deformation when receiving pressure generated by side collision, so that the received pressure is buffered, and meanwhile, the B-pillar inner plate is not easy to deform, and therefore, the B-pillar inner plate is not easy to bend under the jacking working condition.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to a B-pillar assembly, a vehicle body frame and a vehicle.
Background
The safety performance is an important index of the white car body performance, in particular to the side collision and jacking performance, and the car body side wall B column structure plays a key role in the absorption and transmission of energy in the side collision due to the small buffer area of the side car body structure, so the car body side wall B column structure strength is a key for guaranteeing the side collision performance.
In the related art, the B-pillar reinforcing plate is of a splice welding door ring structure, a multi-material thick and multi-material plate material is subjected to laser splice welding and then is subjected to stamping thermoforming, the reinforcing scheme of the B-pillar position in the traditional structural scheme is a patch plate, and the patch plate is usually provided with two connecting schemes, namely the patch plate is subjected to laser splice welding (before hot stamping forming) and then is subjected to spot welding and connection with the plate material of the patch plate of the reinforcing plate into a whole, and then is subjected to stamping thermoforming; the other is designed as a single piece molding and then spot welded with the B-pillar reinforcement panel. The two traditional reinforcement schemes have the following defects: only the middle section and the middle upper section of the B column reinforcing plate are structurally reinforced, and a cavity structure is not formed with other parts, so that in the jacking working condition, the upper section Yi Shewan of the inner plate of the B column is formed.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the B-pillar assembly, the B-pillar reinforcing and supplementing plate is arranged between the B-pillar inner plate and the B-pillar reinforcing and supplementing plate, and the B-pillar reinforcing and supplementing plate protrudes towards one side outside the vehicle, so that the B-pillar reinforcing and supplementing plate and the B-pillar inner plate form a second cavity, and the upper section of the B-pillar inner plate is not easy to bend under the condition of jacking.
The utility model further proposes a vehicle body frame.
The utility model further proposes a vehicle.
A B-pillar assembly according to an embodiment of the first aspect of the present utility model includes: the automobile comprises a B-pillar outer plate and a B-pillar inner plate, wherein the B-pillar inner plate is arranged on one side of the B-pillar outer plate facing the inside of the automobile; the B column reinforcing plate is clamped between the B column inner plate and the B column outer plate, protrudes towards one side outside the vehicle along the middle part of the vehicle length direction, and forms a first cavity with the B column inner plate; the B column reinforcing and reinforcing plate is arranged in the first cavity, the middle part of the B column reinforcing and reinforcing plate along the length direction of the vehicle protrudes towards one side outside the vehicle and forms a second cavity with the B column inner plate, and the B column reinforcing and reinforcing plate is connected with the B column reinforcing plate and one side of the B column reinforcing and reinforcing plate towards the inside of the vehicle is connected with the B column inner plate.
According to the B-pillar assembly provided by the embodiment of the utility model, the B-pillar reinforcing patch is arranged in the first cavity, and the middle part of the B-pillar reinforcing patch in the length direction of the vehicle protrudes towards one side outside the vehicle, so that the B-pillar reinforcing patch and the B-pillar inner plate form a second cavity, on one hand, the connection of the B-pillar reinforcing patch and the B-pillar reinforcing patch is facilitated, the strength of the B-pillar reinforcing patch is enhanced, the B-pillar outer plate and the B-pillar reinforcing plate can generate certain deformation when receiving the pressure generated by side collision so as to buffer the received pressure, on the other hand, the B-pillar reinforcing patch and the B-pillar inner plate form the second cavity while structurally reinforcing the B-pillar reinforcing patch, and meanwhile, the B-pillar inner plate is not easy to bend under the jacking working condition, and the deformation resistance of the B-pillar inner plate is improved. In addition, the B column reinforcing plate is connected with the B column reinforcing plate, one side of the B column reinforcing plate facing the vehicle is connected with the B column inner plate, compared with the reinforcing plate in the prior art, most of the reinforcing plate is structurally reinforced, namely only connected with the reinforcing plate, the B column assembly structure effectively improves the connection strength between the B column reinforcing plate and the B column reinforcing plate as well as between the B column reinforcing plate and the B column inner plate, and further improves the strength of the B column assembly better, so that side collision prevention performance and vehicle body jacking performance are improved, and passenger safety is improved.
According to some embodiments of the utility model, a side of the B-pillar reinforcement patch facing into the vehicle is provided with a first flange, and the B-pillar reinforcement patch is connected with the B-pillar inner panel through the first flange.
According to some embodiments of the utility model, the first flange is provided with a first connecting portion, and the B-pillar inner panel is provided with a second connecting portion and fixedly connected with the first connecting portion through a connecting piece.
According to some embodiments of the utility model, the B-pillar reinforcement patch is provided with the first flange on both sides of the B-pillar reinforcement patch in the vehicle longitudinal direction, and the B-pillar reinforcement patch is connected to the B-pillar inner panel through the first flanges on both sides thereof to form the closed second cavity.
According to some embodiments of the utility model, the B-pillar reinforcement plate is provided with second flanges on both sides in the vehicle longitudinal direction, and the B-pillar reinforcement plate is connected to the B-pillar inner panel through the second flanges on both sides thereof to form the closed first cavity.
According to some embodiments of the utility model, the B-pillar assembly further comprises: the B column upper edge beam is connected to the upper section of the B column inner plate and forms a third cavity with the upper section of the B column reinforcing plate; and, further comprising: the reinforcing plate support is arranged in the third cavity, the middle part of the reinforcing plate support along the length direction of the vehicle is protruded towards one side in the vehicle, and the two sides of the reinforcing plate support are connected with the upper section of the B column reinforcing plate.
According to some embodiments of the utility model, the upper section of the B-pillar reinforcement plate is protruded toward the vehicle exterior side to have an arch structure having at least three connection sections in a projected shape on the vehicle front surface, and the reinforcement plate bracket is connected to the at least three connection sections on both sides in the vehicle length direction.
According to some embodiments of the utility model, further comprising: the upper side beam and the top cover beam are connected, and the upper side beam and the top cover beam are connected with the B column upper side beam and the top cover beam.
A vehicle body frame according to an embodiment of a second aspect of the utility model includes: a floor cross beam; a roof rail; and the floor beam, the top cover beam and the B column assembly form a closed annular structure.
According to an embodiment of the third aspect of the present utility model, a vehicle includes: the vehicle body frame.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural view of a first view angle of a vehicle body frame according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of a second view angle of a vehicle body frame according to an embodiment of the present utility model;
fig. 3 is a schematic structural view of a third view angle of a vehicle body frame according to an embodiment of the present utility model;
FIG. 4 is a schematic structural view of a B-pillar assembly according to an embodiment of the present utility model;
FIG. 5 is a schematic cross-sectional view of a first view of a B-pillar assembly according to an embodiment of the utility model;
FIG. 6 is a schematic cross-sectional view of a second view of a B-pillar assembly according to an embodiment of the utility model;
FIG. 7 is a schematic structural view of a reinforcing-panel bracket according to an embodiment of the present utility model;
FIG. 8 is a schematic illustration of the connection of a reinforcement panel bracket to a B-pillar reinforcement panel in accordance with an embodiment of the present utility model;
fig. 9 is a schematic diagram of connection of a roof rail to a roof rail connection plate to a B-pillar roof rail, roof rail according to an embodiment of the utility model.
Reference numerals:
100. a B column assembly; 1. a B-pillar inner panel; 2. a B column reinforcing plate; 21. a second flanging; 22. a connection section; 3. b column reinforcing patch; 31. a first flanging; 4. a first cavity; 5. a second cavity; 6. b column upper side beam; 7. a reinforcing plate bracket; 8. the upper side beam and the top cover beam are connected with each other; 200. a floor cross beam; 300. and a top cover beam.
Detailed Description
Embodiments of the present utility model will be described in detail below, by way of example with reference to the accompanying drawings.
A B-pillar assembly according to an embodiment of the present utility model is described below with reference to fig. 1-9.
The reinforcing plate on the current B column is of a splice welding door ring structure, a multi-material thick and multi-material plate material is subjected to laser splice welding and then is subjected to stamping thermoforming, the reinforcing scheme of the B column position in the traditional structural scheme is a patch plate, and the patch plate is usually provided with two connecting schemes, namely the patch plate is subjected to laser splice welding (before hot stamping forming) and is connected with the plate material of the patch plate of the reinforcing plate into a whole through spot welding, and then subjected to stamping thermoforming; the other is designed as a single piece, which is then spot welded to the reinforcement plate. The two traditional reinforcement schemes have the following defects: the middle section and the middle upper section of the B column of the reinforcing plate are structurally reinforced, and a cavity structure is not formed with other parts, so that the inner plate upper section Yi Shewan of the B column is in a jacking working condition. Therefore, the present utility model provides a B-pillar assembly 100 for solving the above-mentioned technical problems.
As shown in fig. 1-6, the B-pillar assembly 100 includes: a B-pillar outer panel, a B-pillar inner panel 1, a B-pillar reinforcing panel 2 and a B-pillar reinforcing patch 3.
Wherein the B pillar inner panel 1 is disposed on a side of a B pillar outer panel (not shown in the drawings) facing the vehicle interior, the B pillar reinforcing panel 2 is sandwiched between the B pillar inner panel 1 and the B pillar outer panel, the middle of the B pillar reinforcing panel 2 in the vehicle length direction is convex toward the vehicle exterior side, and the B pillar reinforcing panel 2 and the B pillar inner panel 1 form a first cavity 4. Specifically, the B-pillar inner panel 1 is located on the vehicle interior side, the B-pillar outer panel is located on the vehicle exterior side, and the B-pillar inner panel 1 is covered on the B-pillar outer panel so that the B-pillar assembly 100 forms a cavity structure. And, be equipped with B post reinforcing plate 2 in the cavity structure that B post inner panel 1 and B post planking formed, B post reinforcing plate 2 is protruding towards the outside one side of car along the middle part of vehicle length direction, roughly be "nearly" font structure, so form first cavity 4 between B post reinforcing plate 2 and the B post inner panel 1, in this way, the middle part of B post reinforcing plate 2 along vehicle length direction is protruding towards the outside one side of car, in order to link to each other with the B post planking, thereby strengthen the intensity of B post planking, can make the B post planking produce certain deformation when receiving the pressure that the side bumps and produce, in order to cushion the pressure that receives, be difficult for making the B post inner panel 1 take place to warp simultaneously.
And, the B-pillar reinforcing patch 3 is provided in the first cavity 4, the middle portion of the B-pillar reinforcing patch 3 in the vehicle length direction is protruded toward the vehicle outer side, and forms a second cavity 5 with the B-pillar inner panel 1, the B-pillar reinforcing patch 3 is connected with the B-pillar reinforcing patch 2, and the side of the B-pillar reinforcing patch 3 toward the vehicle inner side is connected with the B-pillar inner panel 1. That is, the B-pillar reinforcement panel 3 is disposed in the first cavity 4 formed between the B-pillar reinforcement panel 2 and the B-pillar inner panel 1, and the middle portion of the B-pillar reinforcement panel 3 in the vehicle longitudinal direction is protruded toward the vehicle exterior side, like the B-pillar reinforcement panel 2, is substantially in a "nearly" shape structure, so that the B-pillar reinforcement panel 3 and the B-pillar inner panel 1 form the second cavity 5, and thus, the middle portion of the B-pillar reinforcement panel 3 in the vehicle longitudinal direction is protruded toward the vehicle exterior side to facilitate connection with the B-pillar reinforcement panel 2, thereby enhancing the strength of the B-pillar reinforcement panel 2, enabling the B-pillar outer panel and the B-pillar reinforcement panel 2 to generate a certain deformation when receiving a pressure generated by a side collision, and, while structurally reinforcing the B-pillar reinforcement panel 2, the B-pillar reinforcement panel 3 and the B-pillar inner panel 1 form the second cavity 5, and simultaneously, the B-pillar inner panel 1 is not easily deformed, and thus, under a roof pressure condition, the B-pillar inner panel 1 is also not easily deformed, and the deformation resistance performance of the B-pillar inner panel 1 is improved.
Further, the first cavity 4 and the second cavity 5 are connected and coupled, the section force can be effectively improved by 40%, the side impact performance is improved by 15%, the torsional rigidity is improved by 5%, the two cavities and the B column upper edge beam 6, the skylight reinforcing plate, the B column inner plate 1 and the top cover beam 300 are connected to form a stable structure, and in the jacking working condition, the upper section of the B column inner plate 1 can be effectively ensured to be free of bending.
In some embodiments, the B-pillar reinforcing patch 3 may extend through the first cavity 4 formed by the B-pillar reinforcing patch 2 and the B-pillar inner panel 1, or may be disposed in a middle section and/or an upper section of the first cavity 4 formed by the B-pillar reinforcing patch 2 and the B-pillar inner panel 1, so that under a top pressure working condition, the upper section of the B-pillar inner panel 1 is not easy to bend and deform, and the top pressure bearing performance of the B-pillar inner panel 1 is improved. Of course, the installation position of the B-pillar reinforcing patch 3 is also designed according to actual requirements.
In addition, one side of the B-pillar reinforcing patch 3 facing the interior of the vehicle is connected with the B-pillar inner plate 1, so that the B-pillar reinforcing patch 3 is connected with the B-pillar reinforcing patch 2 and also connected with the B-pillar inner plate 1.
Therefore, the B-pillar reinforcing plate 3 is arranged in the first cavity 4 formed by the B-pillar reinforcing plate 2 and the B-pillar inner plate 1, the middle of the B-pillar reinforcing plate 3 along the length direction of the vehicle is protruded towards one side outside the vehicle, so that the B-pillar reinforcing plate 3 and the B-pillar inner plate 1 form a second cavity 5, on one hand, the B-pillar reinforcing plate 3 is connected with the B-pillar reinforcing plate 2 to strengthen the strength of the B-pillar reinforcing plate 2, the B-pillar outer plate and the B-pillar reinforcing plate 2 can generate certain deformation when receiving the pressure generated by side collision so as to buffer the received pressure, the B-pillar inner plate 1 is not easy to deform, on the other hand, the two cavities are connected and coupled, the section force can be effectively improved by 40%, the opposite side collision performance is improved by 15%, the torsional rigidity is improved by 5%, the two cavities form a stable structure with the B-pillar upper side beam 6, the skylight reinforcing plate, the B-pillar inner plate 1 and the top cover beam 300, the upper section of the B-pillar inner plate 1 can be effectively ensured not to bend in the top-pressing working condition, and the deformation resistance performance of the B-pillar inner plate 1 is improved. In addition, the B-pillar reinforcing plate 3 is connected with the B-pillar reinforcing plate 2, one side of the B-pillar reinforcing plate 3 facing the vehicle is connected with the B-pillar inner plate 1, compared with the reinforcing plate in the prior art, most of the B-pillar reinforcing plate is only structurally reinforced, namely only connected with the reinforcing plate, and the structure of the B-pillar assembly 100 effectively improves the connection strength between the B-pillar reinforcing plate and the B-pillar reinforcing plate 2 as well as between the B-pillar reinforcing plate and the B-pillar inner plate 1, and further improves the strength of the B-pillar assembly 100 better, so that the side collision prevention performance and the vehicle body jacking performance are improved, and the safety of passengers is improved.
Further, a first flange 31 is provided on the side of the B-pillar reinforcement patch 3 facing the vehicle interior, and the B-pillar reinforcement patch 3 is connected to the B-pillar inner panel 1 through the first flange 31. So set up, the side that the B post strengthened patch 3 was towards the car in is equipped with first turn-ups 31, and this first turn-ups 31 are parallel with the face of B post inner panel 1 for first turn-ups 31 can laminate mutually and be connected with B post inner panel 1, thereby realize that the B post strengthens the connection between patch 3 and the B post inner panel 1.
Specifically, the first flange 31 is provided with a first connection portion, and the B pillar inner panel 1 is provided with a second connection portion, and is fixedly connected with the first connection portion through a connection member. So set up, connect first connecting portion and second connecting portion through the connecting piece to can strengthen patch 3 and B post inner panel 1 fixed connection with the B post. And be equipped with a plurality of first connecting portions on the first turn-ups 31, correspondingly, be equipped with a plurality of second connecting portions on the B post inner panel 1, a plurality of first connecting portions and a plurality of second connecting portions one-to-one are connected, effectively improve the connection reliability of B post reinforcing patch 3 and B post inner panel 1.
In the embodiment of the present utility model, the first connecting portion may be a nut welded to the side of the first flange 31 facing the outside of the vehicle, passing through the B-pillar inner panel 1, the B-pillar reinforcing patch 3 in this order from the inside of the B-pillar inner panel 1 in the vehicle width direction (Y direction) by a connector bolt, and screwed and fastened with the nut welded to the B-pillar reinforcing patch 3, whereby the B-pillar reinforcing panel 2 and the B-pillar inner panel 1 form the first cavity 4, the B-pillar reinforcing patch 3 and the B-pillar reinforcing panel 2 are welded, and the second cavity 5 is formed with the B-pillar inner panel 1. The two cavities are connected and coupled, the section force can be effectively improved by 40%, the opposite side collision performance is improved by 15%, the torsional rigidity is improved by 5%, and the two cavities and the B-pillar upper boundary beam 6, the skylight reinforcing plate, the B-pillar inner plate 1 and the top cover cross beam connecting plate form a stable structure, so that the upper section of the B-pillar inner plate 1 can be effectively ensured to be free of bending under the pressing working condition.
Further, the B-pillar reinforcement patch 3 is provided with first flanges 31 on both sides in the vehicle length direction, and the B-pillar reinforcement patch 3 is connected with the B-pillar inner panel 1 through the first flanges 31 on both sides thereof to form a closed second cavity 5. That is, the B-pillar reinforcing and reinforcing plate 3 is provided with the first flanges 31 on both sides of the vehicle longitudinal direction, and the structure of both sides is provided with the first flanges 31 on the vehicle interior side, so that the B-pillar reinforcing and reinforcing plate 3 is connected with the B-pillar inner panel 1 through the first flanges 31 on both sides thereof, thereby forming the closed second cavity 5, and the closed cavity structure can further improve the side impact performance and the torsional rigidity of the B-pillar assembly 100.
In addition, the B-pillar reinforcement plate 2 is provided with second burring 21 on both sides in the vehicle length direction, and the B-pillar reinforcement plate 2 is connected with the B-pillar inner panel 1 through the second burring 21 on both sides thereof to form a closed first cavity 4. That is, the B-pillar reinforcement plate 2 is provided with the second flanges 21 along the two sides of the vehicle length direction, the second flanges 21 are parallel to the panel surface of the B-pillar inner panel 1, so that the second flanges 21 can be attached to and connected with the B-pillar inner panel 1, thereby improving the connection reliability between the B-pillar reinforcement plate 2 and the B-pillar inner panel 1, and enabling the B-pillar reinforcement plate 2 and the B-pillar inner panel 1 to form the closed first cavity 4, thereby further improving the handling side collision performance and the torsional rigidity of the B-pillar assembly 100, and combining the closed second cavity 5, the two closed cavities are connected and coupled, the cross section force, the handling side collision performance and the torsional rigidity of the B-pillar assembly 100 can be better improved, and the two closed cavities and the B-pillar upper side beam 6, the skylight reinforcement plate, the B-pillar inner panel 1 and the cross beam 300 are connected to form a more stable structure, and in the top cover working condition, the upper section of the B-pillar inner panel 1 can be effectively ensured to be free of bending.
Further, the B-pillar assembly 100 further includes: the B-pillar upper side beam 6, the B-pillar upper side beam 6 is connected to the upper section of the B-pillar inner panel 1, and a third cavity is formed between the B-pillar upper side beam 6 and the upper section of the B-pillar reinforcement panel 2. And, the B-pillar assembly 100 further includes: the reinforcing plate support 7, the reinforcing plate support 7 is located in the third cavity, and the middle part of reinforcing plate support 7 along vehicle length direction is protruding towards one side in the car to both sides link to each other with the upper segment of B post reinforcing plate 2. Specifically, the reinforcing plate bracket 7 is disposed in the third cavity formed by the upper edge beam 6 of the B-pillar and the upper section of the reinforcing plate 2 of the B-pillar, and the middle part of the reinforcing plate bracket 7 along the longitudinal direction of the vehicle is protruded toward one side of the vehicle, so that the reinforcing plate bracket 7 is approximately in a shape like a Chinese character 'ji', and the reinforcing plate bracket 7 is fixedly connected to the reinforcing plate 2 of the B-pillar, when collision occurs, the reinforcing plate bracket 7 can play a supporting role to support the third cavity formed by the upper edge beam 6 of the B-pillar, thereby preventing the upper edge beam 6 of the B-pillar from collapsing and deforming under the collision acting force, and enhancing the supporting strength of the upper edge beam 6 of the B-pillar. And, promote the bulk strength and the rigidity of the upper segment of B post reinforcing plate 2 and B post roof side rail 6 joint and peripheral region, avoid forming stress concentration deformation at joint and peripheral region to promote whole automobile body roof pressure performance, promote passenger's security.
Wherein, the upper segment of the B-pillar reinforcement plate 2 protrudes toward one side outside the vehicle to have an arch structure with at least three connecting segments 22 in the projection shape of the front surface of the vehicle, and the reinforcement plate bracket 7 is connected with at least three connecting segments 22 on both sides in the vehicle length direction. That is, the projection shape of the upper section of the B-pillar reinforcement plate 2 on the front surface of the vehicle is an arch structure that is convex toward the vehicle exterior side and that includes at least three connecting sections 22. Further, the reinforcing plate support 7 is connected with at least three sections of connecting sections 22, so that the connection strength of the reinforcing plate support 7 and the B column reinforcing plate 2 is improved better, the static rigidity of the position of the B column upper side beam 6 is improved by 60%, the jacking is improved to 5.2 times of the vehicle weight, and the traditional structure cannot effectively improve the jacking to 4-5 times of the vehicle weight. Meanwhile, the joint of the B-pillar upper edge beam 6 and the B-pillar inner plate 1 can be effectively ensured to be free of welding spot tearing and bending deformation.
Further, the reinforcing-plate brackets 7 are plural, and the plural reinforcing-plate brackets 7 are disposed in the third cavity at intervals in the vehicle longitudinal direction and connected to the B-pillar reinforcing plate 2. So arranged, a plurality of reinforcement panel brackets 7 are disposed in the third cavity at intervals along the length direction of the vehicle, and are connected to the B-pillar reinforcement panel 2. In the embodiment of the utility model, the number of the reinforcing plate brackets 7 is two, and the two reinforcing plate brackets 7 are arranged in the third cavity at intervals so as to effectively ensure the jacking performance of the vehicle body.
In addition, the B-pillar assembly 100 further includes: the upper side beam and the top cover beam connecting plate 8 are used for connecting the B column upper side beam 6 and the top cover beam 300. As shown in fig. 9, the B-pillar roof side rail 6 and the roof side rail 300 are connected by the roof side rail and roof side rail connection plate 8, so that on one hand, the connection strength between the B-pillar assembly 100 and the roof side rail 300 can be improved, thereby facilitating the transmission of force between the B-pillar assembly 100 and the roof side rail 300; on the other hand, the roof pressure intensity of the automobile body can be improved, so that the upper section of the B-pillar inner plate 1 is not easy to bend and deform under the roof pressure working condition, the roof pressure bearing performance of the B-pillar inner plate 1 is improved, and the safety of passengers is improved.
A vehicle body frame according to an embodiment of a second aspect of the utility model includes: a floor cross member 200; a roof rail 300; and, the B-pillar assembly 100, the floor cross member 200, the roof cross member 300, and the B-pillar assembly 100 form a closed loop structure. By the arrangement, the floor beam 200, the top cover beam 300 and the B-pillar assembly 100 form a closed annular structure, so that the torsional rigidity and the collision performance of the vehicle body frame are greatly improved. Specifically, the floor cross member 200 includes: seat mounting cross member corresponding to B-pillar assembly 100 in the width direction of the vehicle, and roof cross member 300 includes: skylight reinforcing plate and skylight, like this, seat installation crossbeam carries out horizontal biography power to transmit to top cap crossbeam 300 through B post assembly 100, top cap crossbeam 300 connecting plate etc. the skylight reinforcing plate of top cap crossbeam 300, skylight can disperse the power, transmit to the automobile body side wall again, realize the effect that local atress disperses to whole defence, improve the security performance of vehicle, moreover, this body frame structure's overall structure is simple, effectively improves body frame's torsional rigidity and collision performance.
According to an embodiment of the third aspect of the present utility model, a vehicle includes: and a vehicle body frame.
Therefore, through establishing B post reinforcing plate 3 in the first cavity 4 that B post reinforcing plate 2 and B post inner panel 1 formed, and, B post reinforcing plate 3 is protruding towards the outside one side of car along the middle part of vehicle length direction, so that B post reinforcing plate 3 and B post inner panel 1 form second cavity 5, on the one hand, B post reinforcing plate 3 links to each other with B post reinforcing plate 2, in order to strengthen the intensity of B post reinforcing plate 2, can make B post planking and B post reinforcing plate 2 produce certain deformation when receiving the pressure that the side hits and produce, in order to cushion the pressure that receives, be difficult for simultaneously making B post inner panel 1 take place to warp, on the other hand, two cavities are connected and are coupled, cross section power can effectively promote 40%, the counter side impact performance promotes 15%, torsional rigidity promotes 5%, two cavities and B post roof beam 6, skylight reinforcing plate, B post inner panel and top cap crossbeam 300 constitute firm structure, in the top end of B post inner panel 1 does not have the bending in the top end in the top pressure operating mode, improve the deformation resistance of B post inner panel 1. In addition, the B-pillar reinforcing plate 3 is connected with the B-pillar reinforcing plate 2, one side of the B-pillar reinforcing plate 3 facing the vehicle is connected with the B-pillar inner plate 1, compared with the reinforcing plate in the prior art, most of the B-pillar reinforcing plate is only structurally reinforced, namely only connected with the reinforcing plate, and the structure of the B-pillar assembly 100 effectively improves the connection strength between the B-pillar reinforcing plate and the B-pillar reinforcing plate 2 as well as between the B-pillar reinforcing plate and the B-pillar inner plate 1, and further improves the strength of the B-pillar assembly 100 better, so that the side collision prevention performance and the vehicle body jacking performance are improved, and the safety of passengers is improved.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A B-pillar assembly, comprising:
a B pillar outer panel;
the B-pillar inner plate is arranged on one side of the B-pillar outer plate facing the vehicle;
the B column reinforcing plate is clamped between the B column inner plate and the B column outer plate, protrudes towards one side outside the vehicle along the middle part of the vehicle length direction, and forms a first cavity with the B column inner plate;
the B column reinforcing and reinforcing plate is arranged in the first cavity, the middle part of the B column reinforcing and reinforcing plate along the length direction of the vehicle protrudes towards one side outside the vehicle and forms a second cavity with the B column inner plate, and the B column reinforcing and reinforcing plate is connected with the B column reinforcing plate and one side of the B column reinforcing and reinforcing plate towards the inside of the vehicle is connected with the B column inner plate.
2. The B-pillar assembly of claim 1, wherein a side of the B-pillar reinforcement patch facing the vehicle interior is provided with a first flange, the B-pillar reinforcement patch being connected to the B-pillar inner panel by the first flange.
3. The B-pillar assembly of claim 2, wherein the first flange is provided with a first connection portion, and the B-pillar inner panel is provided with a second connection portion and fixedly connected with the first connection portion by a connection member.
4. The B-pillar assembly of claim 2, wherein the B-pillar reinforcement patch is provided with the first flange on both sides in the vehicle length direction, and the B-pillar reinforcement patch is connected to the B-pillar inner panel by the first flanges on both sides thereof to form the closed second cavity.
5. The B-pillar assembly of claim 1, wherein the B-pillar reinforcement plate is provided with second flanges on both sides in a vehicle length direction, and the B-pillar reinforcement plate is connected to the B-pillar inner panel through the second flanges on both sides thereof to form the closed first cavity.
6. The B-pillar assembly of claim 1, further comprising: the B column upper edge beam is connected to the upper section of the B column inner plate and forms a third cavity with the upper section of the B column reinforcing plate; the method comprises the steps of,
further comprises: the reinforcing plate support is arranged in the third cavity, the middle part of the reinforcing plate support along the length direction of the vehicle is protruded towards one side in the vehicle, and the two sides of the reinforcing plate support are connected with the upper section of the B column reinforcing plate.
7. The B-pillar assembly of claim 6, wherein the upper section of the B-pillar reinforcement plate is convex toward the vehicle exterior side to have an arch-shaped structure having at least three connection sections in a projected shape on the vehicle front surface, and both sides of the reinforcement plate bracket in the vehicle length direction are connected with the at least three connection sections.
8. The B-pillar assembly of claim 6, further comprising: the upper side beam and the top cover beam are connected, and the upper side beam and the top cover beam are connected with the B column upper side beam and the top cover beam.
9. A vehicle body frame, comprising:
a floor cross beam;
a roof rail; the method comprises the steps of,
the B-pillar assembly of any one of claims 1-8, the floor beam, the roof beam, and the B-pillar assembly forming a closed loop structure.
10. A vehicle, characterized by comprising: the body frame as claimed in claim 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322165956.4U CN220764513U (en) | 2023-08-11 | 2023-08-11 | B-pillar assembly, vehicle body frame and vehicle |
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Application Number | Priority Date | Filing Date | Title |
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CN202322165956.4U CN220764513U (en) | 2023-08-11 | 2023-08-11 | B-pillar assembly, vehicle body frame and vehicle |
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Publication Number | Publication Date |
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CN220764513U true CN220764513U (en) | 2024-04-12 |
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CN202322165956.4U Active CN220764513U (en) | 2023-08-11 | 2023-08-11 | B-pillar assembly, vehicle body frame and vehicle |
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CN (1) | CN220764513U (en) |
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2023
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