Automobile roof pressure additional strengthening and car

文档序号：352576 发布日期：2021-12-07 浏览：9次中文

阅读说明：本技术 汽车顶压加强结构及汽车 (Automobile roof pressure additional strengthening and car ) 是由胡锡挺石登仁廖礼平李云廖剑红林伟雄于 2021-09-13 设计创作，主要内容包括：本发明公开一种汽车顶压加强结构及汽车,其中,汽车顶压加强结构包括车顶纵梁结构以及顶盖结构,在所述车顶纵梁结构内形成有沿车身长度方向延伸的安装腔体,在所述安装腔体内设有加强杆件,所述加强杆件至少部分与所述安装腔体的内壁面连接,所述顶盖结构至少部分延伸至与所述安装腔体的外壁面搭接,一方面提高了所述车顶纵梁结构抗弯刚度,提高了结构强度,另一方面,在所述车顶纵梁结构和所述顶盖结构至少其中之一承受顶部压力时,通过所述加强杆件将顶部压力向下分配,降低了局部压力过大而出现压溃的风险。(The invention discloses an automobile roof pressure reinforcing structure and an automobile, wherein the automobile roof pressure reinforcing structure comprises a roof longitudinal beam structure and a top cover structure, an installation cavity extending along the length direction of an automobile body is formed in the roof longitudinal beam structure, a reinforcing rod piece is arranged in the installation cavity, at least part of the reinforcing rod piece is connected with the inner wall surface of the installation cavity, at least part of the top cover structure extends to be in lap joint with the outer wall surface of the installation cavity, on one hand, the bending rigidity of the roof longitudinal beam structure is improved, the structural strength is improved, on the other hand, when at least one of the roof longitudinal beam structure and the top cover structure bears the top pressure, the top pressure is distributed downwards through the reinforcing rod piece, and the risk of crushing caused by overlarge local pressure is reduced.)

1. The utility model provides an automobile roof pressure additional strengthening which characterized in that includes:

the roof rail structure is provided with an installation cavity extending along the length direction of a vehicle body, a reinforcing rod piece is arranged in the installation cavity, and at least part of the reinforcing rod piece is connected with the inner wall surface of the installation cavity; and the number of the first and second groups,

and the top cover structure at least partially extends to be in lap joint with the outer wall surface of the mounting cavity.

2. The roof pressure reinforcing structure for automobiles as claimed in claim 1, further comprising a pillar a and a pillar C spaced apart along the length of the automobile body;

two ends of the mounting cavity respectively extend to be arranged corresponding to the A column and the C column;

correspondingly, two ends of the reinforcing rod piece respectively extend to the A column and the C column to be correspondingly arranged.

3. The automobile roof pressure reinforcing structure of claim 1, characterized in that, the automobile roof pressure reinforcing structure further comprises a connecting structure, a through hole is formed on the connecting structure, the reinforcing rod is arranged in the through hole, wherein:

the inner side end of the connecting structure is connected with the reinforcing rod piece in a welding mode, and/or the outer side end of the connecting structure is connected with the inner wall surface of the mounting cavity in a welding mode.

4. The automobile roof pressure reinforcing structure as claimed in claim 3, wherein the automobile roof pressure reinforcing structure further comprises a pillar A and a pillar C which are arranged at intervals;

the roof structure comprises a roof front cross beam;

the connecting structure sets up a plurality ofly, and is a plurality of connecting structure includes first connecting structure and/or second connecting structure and/or third connecting structure, wherein, first connecting structure corresponds A post sets up, second connecting structure corresponds top cap front beam sets up, third connecting structure corresponds C post sets up.

5. The roof pressure reinforcement structure for an automobile as claimed in claim 1, wherein said roof rail structure comprises:

an upper inner plate of the A column;

the A column reinforcing plate is arranged opposite to the A column upper inner plate and forms a first cavity together;

one end of the AB column inner plate upper connecting plate is in lap joint with the A column upper inner plate;

one end of the B-column upper connecting plate is in lap joint with the A-column reinforcing plate, and the B-column upper connecting plate is opposite to the AB-column inner plate upper connecting plate and forms a second cavity together;

the C column upper inner plate is in lap joint with the other end of the AB column inner plate upper connecting plate; and the number of the first and second groups,

the D column outer reinforcing plate is in lap joint with the other end of the B column upper connecting plate, is arranged opposite to the C column upper inner plate and forms a third cavity together;

wherein the mounting cavity comprises the first cavity and/or a second cavity and/or a third cavity.

6. The automobile roof pressure reinforcing structure as claimed in claim 1, wherein the automobile roof pressure reinforcing structure further comprises a B-pillar, the B-pillar comprises a B-pillar outer plate and a B-pillar inner plate which are oppositely arranged, the B-pillar outer plate and the B-pillar inner plate are oppositely arranged, and a lap joint cavity is formed between the B-pillar outer plate and the B-pillar inner plate;

the roof rail structure is at least partially within the lap cavity.

7. The roof pressure reinforcement structure for automobiles of claim 1, wherein the roof structure comprises a roof reinforcement plate;

the automobile roof pressure reinforcing structure further comprises a B column, wherein the B column comprises a B column inner plate, the B column inner plate extends to be in lap joint with the roof reinforcing plate, the lap joint length is L, and 50mm < L <200 mm.

8. The roof pressure reinforcement structure for an automobile as claimed in claim 1, wherein said roof rail structure includes an a-pillar upper inner panel;

the top cover structure comprises a top cover front cross beam and a top cover front cross beam connecting plate, wherein one end of the top cover front cross beam is arranged on the top cover front cross beam connecting plate, and the other end of the top cover front cross beam connecting plate extends to the inner plate on the A column in an overlapping mode.

9. The automobile roof pressure reinforcing structure as claimed in claim 1, wherein the cross section of the reinforcing bar member is at least one of circular, rectangular, annular or L-shaped; and/or the presence of a gas in the gas,

the reinforcing rod piece is arranged into a section bar.

10. An automobile, characterized by comprising the automobile roof pressure reinforcing structure as recited in any one of claims 1 to 9.

Technical Field

The invention relates to the technical field of automobiles, in particular to an automobile roof pressure reinforcing structure and an automobile.

Background

The compression resistance of the roof is an important consideration factor of automobile safety, and researches show that in a rollover accident, the fatality rate or injury rate of members in a vehicle with the roof having a pressure-weight ratio of 1.5 is increased by more than 50% compared with that of a vehicle with a pressure-weight ratio of 4, so that the compression resistance structure of the roof in the prior art needs to be optimized.

Disclosure of Invention

The invention mainly aims to provide an automobile roof pressure reinforcing structure and an automobile, and aims to optimize a pressure-resistant structure of an automobile roof so as to improve the pressure-resistant performance of the automobile roof.

In order to achieve the above object, the present invention provides a roof pressure reinforcing structure for an automobile, including:

and the top cover structure at least partially extends to be in lap joint with the outer wall surface of the mounting cavity.

In some embodiments, the automobile roof pressure strengthening structure further comprises an A column and a C column which are arranged at intervals along the length direction of the automobile body;

two ends of the mounting cavity respectively extend to be arranged corresponding to the A column and the C column;

correspondingly, two ends of the reinforcing rod piece respectively extend to the A column and the C column to be correspondingly arranged.

In some embodiments, the automobile roof pressure reinforcing structure further includes a connecting structure, a through hole is formed on the connecting structure, the reinforcing rod is inserted into the through hole, wherein:

In some embodiments, the automobile roof pressure strengthening structure further comprises an A column and a C column which are arranged at intervals;

the roof structure comprises a roof front cross beam;

In some embodiments, the roof rail structure comprises:

an upper inner plate of the A column;

the A column reinforcing plate is arranged opposite to the A column upper inner plate and forms a first cavity together;

one end of the AB column inner plate upper connecting plate is in lap joint with the A column upper inner plate;

the C column upper inner plate is in lap joint with the other end of the AB column inner plate upper connecting plate; and the number of the first and second groups,

wherein the mounting cavity comprises the first cavity and/or a second cavity and/or a third cavity.

In some embodiments, the automobile roof pressure reinforcing structure further comprises a B column, wherein the B column comprises a B column outer plate and a B column inner plate which are oppositely arranged, the B column outer plate and the B column inner plate are oppositely arranged, and a lap joint cavity is formed between the B column outer plate and the B column inner plate;

the roof rail structure is at least partially within the lap cavity.

In some embodiments, the roof structure comprises a roof stiffener plate;

In some embodiments, the roof rail structure includes an a-pillar upper inner panel;

In some embodiments, the reinforcing bar has a cross-section of at least one of circular, rectangular, annular, or L-shaped; and/or the presence of a gas in the gas,

the reinforcing rod piece is arranged into a section bar.

The invention also provides an automobile, which comprises an automobile jacking reinforcing structure, wherein the automobile jacking reinforcing structure comprises:

and the top cover structure at least partially extends to be in lap joint with the outer wall surface of the mounting cavity.

According to the technical scheme provided by the invention, the automobile roof pressure reinforcing structure comprises a roof rail structure and a top cover structure, wherein an installation cavity extending along the length direction of an automobile body is formed in the roof rail structure, a reinforcing rod piece is arranged in the installation cavity, at least part of the reinforcing rod piece is connected with the inner wall surface of the installation cavity, at least part of the top cover structure extends to be in lap joint with the outer wall surface of the installation cavity, on one hand, the bending rigidity of the roof rail structure is improved, and the structural strength is improved, on the other hand, when at least one of the roof rail structure and the top cover structure bears the top pressure, the top pressure is distributed downwards through the reinforcing rod piece, and the risk of crushing caused by overlarge local pressure is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment (a first angle) of a top pressure reinforcing structure of an automobile according to the present invention;

FIG. 2 is a schematic partial perspective view of the top pressure enhancing structure (second angle) of the vehicle shown in FIG. 1;

FIG. 3 is a schematic partial perspective view of the top pressure enhancing structure (third angle) of the automobile shown in FIG. 1;

FIG. 4 is a schematic perspective view of the top pressure enhancing structure (fourth angle) of the vehicle shown in FIG. 1;

FIG. 5 is an enlarged view of detail E of FIG. 4;

FIG. 6 is a schematic partial perspective view of the top pressure enhancing structure (fifth angle) of the automobile shown in FIG. 1;

FIG. 7 is a schematic perspective view of the B-pillar of FIG. 1;

FIG. 8 is a schematic cross-sectional view of the top pressure enhancing structure of the automobile shown in FIG. 1;

fig. 9 is an enlarged schematic view of a portion F in fig. 8.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	AutomobileTop pressure strengthening structure	23	Top cover reinforcing plate
1	Roof rail structure	3	Reinforcing rod
				11	Mounting cavity	4	A column
12	Inner plate on A post	5	B column
				13	A column reinforcing plate	51	B-pillar outer plate
14	AB column inner plate upper connecting plate	52	B-pillar inner plate
				15	B-pillar upper connecting plate	53	Lap joint cavity
16	C-pillar upper inner plate	6	C column
				17	D-column external reinforcing plate	7a	First connecting structure
2	Top cover structure	7b	Second connecting structure
				21	Top cover front beam	7c	Third connecting structure
22	Top cover front beam connecting plate

The object of the present invention, its functional characteristics and advantageous effects will be further described with reference to the following embodiments and drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable 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. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.

In view of the above, the present invention provides an automobile including a roof pressure reinforcing structure, and any automobile including the roof pressure reinforcing structure is within the scope of the present invention, and fig. 1 to 9 are schematic views of an embodiment of the roof pressure reinforcing structure provided by the present invention.

Referring to fig. 1 to 2 and 8 to 9, the roof pressure reinforcement structure 100 includes a roof rail structure 1 and a roof structure 2.

An installation cavity 11 extending along the length direction of the vehicle body is formed in the roof rail structure 1, a reinforcing rod 3 is arranged in the installation cavity 11, and at least part of the reinforcing rod 3 is connected with the inner wall surface of the installation cavity 11.

The roof construction 2 extends at least partially into overlapping engagement with the outer wall of the mounting cavity 11.

In the technical scheme provided by the invention, the automobile roof pressure reinforcing structure 100 comprises a roof side rail structure 1 and a roof structure 2, wherein an installation cavity 11 extending along the length direction of an automobile body is formed in the roof side rail structure 1, a reinforcing rod piece 3 is arranged in the installation cavity 11, at least part of the reinforcing rod piece 3 is connected with the inner wall surface of the installation cavity 11, and at least part of the roof structure 2 extends to be overlapped with the outer wall surface of the installation cavity 11, so that on one hand, the bending rigidity of the roof side rail structure 1 is improved, the structural strength is improved, on the other hand, when at least one of the roof side rail structure 1 and the roof structure 2 bears the roof pressure, the roof pressure is distributed downwards through the reinforcing rod piece 3, and the risk of crushing caused by overlarge local pressure is reduced.

It is understood that, the longer the length of the reinforcement bar 3 is, the larger the area of the reinforcement bar 3 distributing the top pressure is, the more the top pressure can be distributed, the greater the bending rigidity of the cross section of the reinforcement bar 3 is, the less easily the roof rail structure 1 is locally deformed, and the specific length and the specific cross sectional form of the reinforcement bar 3 are not limited in the embodiment of the present invention.

Specifically, in one embodiment, the roof pressure reinforcing structure 100 further includes a-pillars 4 and C-pillars 6 spaced apart along the length of the vehicle body.

Two ends of the mounting cavity 11 respectively extend to the A column 4 and the C column 6.

Correspondingly, two ends of the reinforcing rod 3 respectively extend to the positions corresponding to the A column 4 and the C column 6.

A post 4 with still be equipped with B post 5 between the C post 6, promptly strengthen member 3 respectively with A post 4B post 5 and C post 6 corresponds, can with the pressure conduction at top extremely A post 4B post 5 and C post 6 for the pressure at top passes through A post 4B post 5 and C post 6 conducts to the car chassis on, the pressure that the car top bore can be distributed more, has improved the bearing capacity at car top, has better effect.

In another embodiment, the cross section of the reinforcement bar 3 is at least one of circular, rectangular, annular or L-shaped, and may be any combination of the above cross sections, and when the cross section of the reinforcement bar 3 is circular, the reinforcement bar 3 may be round steel; when the cross section of the reinforcing rod member 3 is rectangular, the reinforcing rod member 3 may be a rectangular tube; when the cross section of the reinforcing rod 3 is annular, the reinforcing rod 3 may be a steel pipe; when the cross section of the reinforcement bar 3 is L-shaped, the reinforcement bar 3 may be an angle iron, etc., which are embodiments of the present invention.

Of course, the section bar can be directly used for replacing, such as angle steel, channel steel, rectangular pipes, square pipes and the like, the obtaining mode is simple, the processing is reduced, and the cost is reduced.

It will be appreciated that in other embodiments, a welded structure may be adopted, for example, a plurality of connecting plates are jointly spliced to form the reinforcing bar 3, and the cross section after forming may be rectangular or square, etc.

Specifically, in an embodiment, the reinforcing rod 3 further includes a connecting structure, a through hole (not shown) is formed in the connecting structure, and the reinforcing rod 3 is inserted into the through hole, where:

the inner side end of the connecting structure is connected with the reinforcing rod 3 in a welding mode, and/or the outer side end of the connecting structure is connected with the inner wall surface of the mounting cavity 11 in a welding mode.

Namely, the connecting structure can be welded and connected with the reinforcing rod 3 and the inner wall surface of the mounting cavity 11 at the same time, so that the mounting stability of the reinforcing rod 3 is improved.

In the embodiment of the present invention, the number of the connection structures is not limited, and the larger the number of the connection structures is, the more the number of the connection points is, the better the stability of the reinforcement bar 3 is, however, the higher the cost is, in one embodiment, the automobile roof pressure reinforcement structure 100 further includes the a-pillars 4 and the C-pillars 6 which are arranged at intervals.

The roof construction 2 comprises a roof front cross member 21.

The connection structure sets up a plurality ofly, and is a plurality of connection structure includes first connection structure 7a and/or second connection structure 7b and/or third connection structure 7C, wherein, first connection structure 7a corresponds A post 4 sets up, second connection structure 7b corresponds top cap front beam 21 sets up, third connection structure 7C corresponds C post 6 sets up.

Namely, the positions where the connecting structures are arranged need to correspond to the A column 4 and the C column 6 and also need to correspond to the top cover front cross beam 21 on the top cover structure 2, so that on one hand, the installation stability of the reinforcing rod pieces 3 is convenient to improve, on the other hand, the transmission of the roof pressure is convenient, the pressure bearing capacity of the top of the automobile is improved, and the effect is better.

Of course, in the embodiment of the invention, a fourth connecting structure corresponding to the B-pillar 5 may be further provided, so that the pressure bearing capacity of the top of the automobile is further improved.

In one embodiment, referring to fig. 3 to 6, the roof rail structure 1 includes an a-pillar upper inner panel 12, an a-pillar reinforcement panel 13, an AB-pillar inner panel upper connecting panel 14, a B-pillar upper connecting panel 15, a C-pillar upper inner panel 16, and a D-pillar outer reinforcement panel 17.

The A-pillar reinforcement plate 13 is arranged opposite to the A-pillar upper inner plate 12, and forms a first cavity together.

One end of the AB column inner plate upper connecting plate 14 is in lap joint with the A column upper inner plate 12.

One end of the B column upper connecting plate 15 is in lap joint with the A column reinforcing plate 13, and the B column upper connecting plate 15 is opposite to the AB column inner plate upper connecting plate 14 and forms a second cavity together.

The C column upper inner plate 16 is in lap joint with the other end of the AB column inner plate upper connecting plate 14.

The D column outer reinforcing plate 17 and the other end of the B column upper connecting plate 15 are in lap joint, the D column outer reinforcing plate 17 and the C column upper inner plate 16 are oppositely arranged, and a third cavity is formed jointly.

The mounting cavity 11 comprises the first cavity and/or the second cavity and/or the third cavity.

The installation cavity 11 is formed by the plate structure, and the welding connection is adopted at the overlapping position, in addition, the plate welding which shapes one side wall of the installation cavity 11 can be carried out firstly, the reinforcing rod 3 and the connecting structures are welded on the side wall, and then the other side wall of the installation cavity 11 is buckled on the side wall, so as to form the installation cavity 11.

In one embodiment, referring to fig. 7, the automobile roof pressure reinforcing structure 100 further includes a B-pillar 5, the B-pillar 5 includes a B-pillar outer panel 51 and a B-pillar inner panel 52 that are oppositely disposed, the B-pillar outer panel 51 and the B-pillar inner panel 52 are oppositely disposed, and a lap joint cavity 53 is formed therebetween.

The roof rail structure 1 is at least partially within the lap cavity 53.

Namely, the roof rail structure 1 and the reinforcing rod 3 are both positioned in the lap joint cavity 53, the cavity structure has good strength and rigidity, the roof rail can be better supported, the bending rigidity of the roof rail is improved, the pressure bearing capacity of the top of the automobile is improved, and the roof rail structure has good effect.

Further, in one embodiment, referring to fig. 4-5, the roof structure 2 includes a roof reinforcing plate 23.

The automobile roof pressure reinforcing structure 100 further comprises a B column 5, wherein the B column 5 comprises a B column inner plate 52, the B column inner plate 52 extends to be in lap joint with the top cover reinforcing plate 23, the lap joint length is L, and 50mm < L <200 mm.

The B-pillar inner plate 52 extends to be in lap joint with the top cover reinforcing plate 23, so that the B-pillar 5, the roof side rail and the top cover reinforcing plate 23 are connected in pairs, the connection strength of the B-pillar 5, the roof side rail and the top cover reinforcing plate is improved, and the pressure bearing capacity of the top of the automobile is further improved.

It is understood that the B-pillar 5, the roof rail, and the roof reinforcement panel 23 may be welded together.

In one embodiment, referring to fig. 6, the roof rail structure 1 includes an a-pillar upper inner panel 12.

The top cover structure 2 comprises a top cover front beam 21 and a top cover front beam connecting plate 22, wherein one end of the top cover front beam 21 is arranged on the top cover front beam connecting plate 22, and the other end of the top cover front beam connecting plate 22 extends to the lap joint of the inner plate 12 on the A column.

The A column 4, the roof side rail and the top cover front cross beam 21 are connected pairwise, so that the connection strength of the A column 4, the roof side rail and the top cover front cross beam is improved, and the pressure bearing capacity of the top of the automobile is further improved.

It is understood that the a-pillar 4, the roof rail, and the roof front rail 21 may be welded together.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings of the present invention, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

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