CN218786028U - Automobile roof front beam and automobile - Google Patents

Abstract

The utility model provides a vapour car roof front beam and car, the utility model discloses a vapour car roof front beam all is equipped with the rib including the inside roof beam body that is formed with the cavity about the roof beam body at both ends to be equipped with first breach at the front side of the whole car fore-and-aft direction of edge of roof beam body, and first breach is along the whole car left and right sides direction extension and is arranged. Vapour car roof front beam, the lightweight is do benefit to in the setting of first breach, simultaneously, through setting up the cavity, can utilize cavity structure's structural feature, promote overall structure intensity, and the setting of rib also can make overall structure intensity obtain promoting once more, vibration response sensitivity is low, and then effectively promotes this vapour car roof front beam's practicality.

Description

Automobile roof front beam and automobile

Technical Field

The utility model relates to an automobile parts technical field, in particular to vapour car roof front beam, simultaneously, the utility model discloses still relate to a car that is equipped with this vapour car roof front beam.

Background

With the development of science and technology and the continuous improvement of the living standard of people, the requirements of people on the quality of automobiles are higher and higher. The NVH (Noise, vibration, harshness, noise, vibration and Harshness) characteristics of the automobile are one of the most superficial and direct feelings of users to the automobile, and are also one of the comprehensive problems with high attention in the automobile industry and the related automobile part industry.

At present, with the development of new energy automobile technology, the related technology of hybrid automobiles is also continuously developed, the hybrid automobiles are additionally provided with motor drive on the basis of the traditional fuel automobiles, the power is more sufficient, the acceleration time is more excellent, but the excitation energy is larger, the resonance of the automobile body structure is easily excited, and then the problem of vibration and roar in the automobiles is caused, for example, when the automobiles run, the top cover plate of the automobiles can be excited to vibrate to generate noise due to the fact that the road surface is uneven or the vibration excitation energy generated by the automobile body is rubbed by gas.

Present top cap front beam is for promoting structural strength when the structural design, reduce vibration response sensitivity, adopt the thickness that increases top cap front beam component plate usually, perhaps directly set up the top cap front beam into the mode of box-shaped structure, but the former can lead to car top structure weight to increase, be unfavorable for whole car lightweight design, the latter then can be because of in the thoughtlessly moving the car excitation bigger and lead to structural strength not enough, vibration response sensitivity is on the high side, be difficult to satisfy car NVH's design demand.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a vapour car roof front beam, it does benefit to the lightweight, and the vibration response sensitivity is low.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a vapour car roof front beam, includes the inside roof beam body that is formed with the cavity both ends all are equipped with the rib about the roof beam body, and the front side along whole car fore-and-aft direction of roof beam body is equipped with first breach, just first breach extends along whole car left right direction and arranges.

Further, the beam body comprises a front cross beam upper plate and a front cross beam lower plate which are connected in a buckling manner, and the cavity is formed between the front cross beam upper plate and the front cross beam lower plate; the reinforcing part is including locating pit on the front beam upper plate, the pit by the front beam upper plate is along the sunken formation in whole car upper and lower direction.

Furthermore, the front cross beam upper plate is provided with a first plate body, a second plate body and a third plate body which are sequentially arranged from front to back along the front-back direction of the whole vehicle, and the second plate body is arranged in a protruding mode relative to the first plate body and the third plate body; in the front-rear direction of the whole vehicle, the width L3 of the third plate body is smaller than the width L1 of the first plate body, and the width of the first plate body is smaller than the width L1 of the second plate body.

Further, the ratio between the width L3 of the third plate body, the width L2 of the second plate body, and the width L1 of the first plate body is 1:6:3.

furthermore, a plurality of first reinforcing ribs are arranged on the second plate body at intervals along the left-right direction of the whole vehicle, a plurality of first lightening holes are arranged at intervals along the left-right direction of the whole vehicle, and the first reinforcing ribs and the first lightening holes are arranged in a staggered manner in the front-back direction of the whole vehicle; and/or two second lightening holes are formed in the second plate body, and one second lightening hole is formed at each of the left end and the right end close to the second plate body.

Further, the front cross beam lower plate is provided with a front lap edge in lap joint with the first plate body, a rear lap edge in lap joint with the third plate body, and a lower plate main body connected between the front lap edge and the rear lap edge, and the first notch is positioned on the front side of the first plate body and the front lap edge; the cross section of the lower plate main body is U-shaped, and a plurality of third lightening holes which are arranged at intervals in the left and right directions of the whole vehicle are formed in the lower plate main body.

Furthermore, two second reinforcing ribs extending along the front-rear direction of the whole vehicle are arranged on the front lap, and one second reinforcing rib is arranged at one third and two thirds of the front lap from left to right along the left-right direction of the whole vehicle; the rear lap edge is provided with a plurality of third reinforcing ribs extending along the front and rear direction of the whole vehicle, and the plurality of third reinforcing ribs are arranged at intervals and positioned in the middle of the rear lap edge in the left and right direction; and/or, the first plate body with all be provided with the second breach on the preceding overlap edge, the second breach is located in the first breach.

Furthermore, both ends are connected with left connecting plate and right connecting plate respectively about the roof beam body, left connecting plate is arranged in being connected with left automobile body roof beam in the car, right connecting plate is arranged in being connected with right automobile body roof beam in the car, just left connecting plate with the thick difference of right connecting plate's board.

Furthermore, the left connecting plate and the right connecting plate respectively comprise a plate main body for connecting the beam body and the upper side beam of the automobile body, and the plate main body is provided with a first extending part for connecting with an A column in the upper side beam of the automobile body and a second extending part for connecting with an upper longitudinal beam in the upper side beam of the automobile body; the first extension with the laminating of A post to extend forward along whole car fore-and-aft direction, the second extension with go up the longeron laminating, and extend backward along whole car fore-and-aft direction, just the extension length of first extension is less than the extension length of second extension.

Compared with the prior art, the utility model discloses following advantage has:

vapour car roof front beam, through setting up first breach, can do benefit to and realize the lightweight, simultaneously, through setting up the cavity, usable cavity structure's structural feature promotes overall structure intensity, and the setting of rib also can make overall structure intensity obtain promoting once more, vibration response sensitivity is low, and then can promote this vapour car roof front beam's result of use.

In addition, set up the rib for being located the pit on the front beam upper plate, do benefit to overall structure's arrangement, easily realize, and the width of first plate body, third plate body and second plate body increases in proper order, is favorable to improving the structural strength of front beam upper plate, and the width ratio of first plate body, third plate body and second plate body is 1:6:3, can further improve structural strength, and also can avoid the second plate body front and back part to produce resonance.

Meanwhile, the first reinforcing ribs, the first lightening holes and the second lightening holes are arranged on the second plate body, so that the structural strength is improved, and the light weight is realized. Through setting up the third lightening hole, do benefit to the lightweight of front beam hypoplastron, and set up second strengthening rib and third strengthening rib, can effectively promote the structural strength of front beam hypoplastron, and set up the second breach, then do benefit to the lightweight of front beam upper plate and front beam hypoplastron.

In addition, the left connecting plate and the right connecting plate with different plate thicknesses can realize the strength difference of two ends of the front cross beam so as to realize the frequency avoidance design, avoid the resonance generated at two ends of the front cross beam and reduce the vibration noise generated when the front cross beam is excited. And set up first extension and the second extension that extension length is different, and first extension and the laminating setting of A post, the laminating setting of second extension and last longeron do benefit to the joint strength who promotes vapour car roof front beam and the automobile body roof side rail of the left and right sides, reduce the vibration response sensitivity.

Another object of the utility model is to provide a car, have the automobile body roof side rail of branch locating the left and right sides in the car, and the left and right sides be connected between the automobile body roof side rail as above vapour car roof front end rail.

Car and foretell vapour car roof front beam, have the same technological effect, no longer give unnecessary details here.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic overall structure diagram of a front cross member of a car roof according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 1 from another perspective;

fig. 4 is a schematic structural view of an upper plate of a front cross member according to an embodiment of the present invention;

FIG. 5 is an enlarged view at B in FIG. 4;

fig. 6 is a schematic structural view of a lower plate of a front cross member according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a left connecting plate according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a right connecting plate according to an embodiment of the present invention;

description of the reference numerals:

1. a front cross beam upper plate; 2. a front cross beam lower plate; 3. a left connecting plate; 4. a right connecting plate; 5. an upper left stringer; 6. a right upper stringer; 7. a left A column; 8. a right A column;

100. a first notch; 1000. a second notch; 101. a first plate body; 102. a second plate body; 103. a third plate body; 104. a pit; 105. a first reinforcing rib; 106. a first lightening hole; 107. a second lightening hole;

201. a lower plate main body; 202. front lapping; 203. then, lapping edges; 204. a third lightening hole; 205. a second reinforcing rib; 206. a third reinforcing rib;

301. a left panel main body; 302. a first left extension; 303. a second left extension;

401. a right plate main body; 402. a first right extension; 403. a second right extension.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same order, but are to be construed as referring to the same order.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; 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 meaning of the above terms in the present invention can be understood in conjunction with the specific situation for a person of ordinary skill in the art.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

The embodiment relates to a vapour car roof front beam, and it does benefit to and realizes whole car lightweight, and structural strength is high, and can promote the NVH performance.

Overall structure, as shown in fig. 1 to 6, the automobile roof front beam of this embodiment includes the inside roof beam body that is formed with the cavity, and both ends all are equipped with the rib about the roof beam body to be equipped with first breach 100 in the front side of the whole car fore-and-aft direction of edge of roof beam body, and first breach 100 extends along the whole car left and right directions and arranges.

Based on the above overall description, in the present embodiment, as a preferred embodiment, as shown in fig. 1, 3 to 5, the beam body includes a front cross member upper plate 1 and a front cross member lower plate 2 which are snap-coupled, and a cavity is formed between the front cross member upper plate 1 and the front cross member lower plate 2. The reinforcing part comprises a concave pit 104 arranged on the front cross beam upper plate 1, and the concave pit 104 is formed by the front cross beam upper plate 1 and is concave downwards along the vertical direction of the whole vehicle. Therefore, the arrangement of the whole structure is facilitated, and the realization is easy.

Still referring to fig. 3, in the preferred embodiment, the front cross beam upper plate 1 has a first plate 101, a second plate 102 and a third plate 103 which are sequentially arranged from front to back along the front-rear direction of the whole vehicle, and the second plate 102 is arranged in a protruding manner relative to the first plate 101 and the third plate 103, so that the cross section of the front cross beam upper plate 1 is in a zigzag shape, which is beneficial to improving the structural strength of the front cross beam upper plate 1.

In the front-rear direction of the entire vehicle, the width L3 of the third plate 103 is smaller than the width L1 of the first plate 101, and the width L1 of the first plate 101 is smaller than the width L2 of the second plate 102. Specifically, when the first plate 101 is installed, the ratio of the width L3 of the third plate 103 to the width L2 of the second plate 102 to the width L1 of the first plate 101 is preferably 1:6:3.

Here, through setting up the width L2 of the second plate body 102 greatly, be favorable to increasing the connection area of front beam upper plate 1 and top cap, and the different width designs of front beam upper plate 1 also are favorable to improving overall structure intensity, simultaneously, because of the width is different, the structural strength of first plate body 101, second plate body 102 and third plate body 103 is different, and makes the modal frequency (so-called modal frequency is the natural vibration characteristic) of three different, and then can realize keeping away frequently (so-called keeping away frequently is to prevent that the modal frequency is unanimous) the effect, avoid producing resonance, reduce the vibration response sensitivity shape.

Of course, when the front cross member upper plate 1 is specifically set, the width of the front cross member upper plate 1 in the front-rear direction of the whole vehicle may be set and adjusted according to the actual strength requirement and the installation requirement, for example, the width may be specifically set to 156mm.

In this embodiment, as shown in fig. 4, in a preferred implementation form, a plurality of first reinforcing ribs 105 are arranged on the second plate body 102 at intervals along the left-right direction of the entire vehicle, a plurality of first lightening holes 106 are arranged at intervals along the left-right direction of the entire vehicle, and the first reinforcing ribs 105 and the first lightening holes 106 are arranged in a staggered manner in the front-rear direction of the entire vehicle.

Meanwhile, in a preferred embodiment, two second lightening holes 107 are provided on the second plate body 102 of the present embodiment, and one second lightening hole 107 is provided near each of the left and right ends of the second plate body 102. In this way, the first reinforcing ribs 105, the first lightening holes 106 and the second lightening holes 107 are formed in the second plate body 102, so that the structural strength is improved, and the weight is reduced.

When specifically setting, the number and arrangement form of the first reinforcing ribs 105, the first weight-reducing holes 106 and the second weight-reducing holes 107 may be set and adjusted according to the actual structural reinforcement requirement and the weight-reducing requirement, for example, the first reinforcing ribs 105 may be specifically set as five holes arranged in a row along the left-right direction of the entire vehicle, the first weight-reducing holes 106 may be specifically set as four waist-shaped holes arranged in a row along the left-right direction of the entire vehicle, the second weight-reducing holes 107 may be specifically set as two rectangular holes, and the two second weight-reducing holes 107 are respectively disposed near the left end and the right end of the second plate 102.

Moreover, the size settings of the first reinforcing rib 105, the first lightening hole 106 and the second lightening hole 107 can be set and adjusted according to the actual reinforcement requirements or lightening requirements, for example, the length, the width and the height of the first reinforcing rib 105 can be set to 130mm, 30mm and 10mm respectively, the length and the width of the first lightening hole 106 can be set to 130mm and 20mm respectively, and the length and the width of the second lightening hole 107 can be set to 80mm and 75mm respectively.

It should be noted that the above-mentioned length refers to a measurement dimension in the left-right direction of the entire vehicle, the width refers to a measurement dimension in the front-rear direction of the entire vehicle, and the height refers to a measurement dimension in the up-down direction of the entire vehicle.

In addition, in the present embodiment, as a preferred embodiment, as shown in fig. 5, the front cross member lower plate 2 has a front attachment 202 overlapping with the first plate 101, a rear attachment 203 overlapping with the third plate 103, and a lower plate main body 201 connected between the front attachment 202 and the rear attachment 203, and the first notch 100 is located on the front side of the first plate 101 and the front attachment 202.

The cross section of the lower plate main body 201 is U-shaped, so that sufficient structural strength can be guaranteed, and the lower plate main body 201 is provided with a plurality of third lightening holes 204 which are arranged at intervals along the left and right direction of the whole vehicle, so that the front cross beam lower plate 2 is favorably lightened, and the lightweight design of the whole vehicle is favorably realized.

The number of the third lightening holes 204 may be set and adjusted according to the actual lightening requirement, and may be three or four, for example.

As shown in fig. 6, in the present embodiment, two second reinforcing ribs 205 extending in the front-rear direction of the entire vehicle are provided on the front attachment 202, and one second reinforcing rib 205 is provided at one-third and two-thirds of the front attachment 202 from left to right in the left-right direction of the entire vehicle, so as to improve the structural strength of the front attachment 202.

In order to improve the structural strength of the back lap 203, a plurality of third reinforcing ribs 206 extending in the front-rear direction of the whole vehicle are arranged on the back lap 203, and the plurality of third reinforcing ribs 206 are arranged at intervals and are positioned in the middle of the back lap 203 in the left-right direction.

Therefore, the design of local strength difference between the front lap 202 and the rear lap 203 can be realized by the matching arrangement of the second reinforcing rib 205 and the third reinforcing rib 206, so that the modal frequencies of the front part and the rear part of the front cross beam lower plate 2 are different, the frequency avoiding design can be realized, the generation of resonance is avoided, and the sensitivity of vibration response is reduced.

It should be noted that, when the structure is specifically configured, the second reinforcing rib 205 and the third reinforcing rib 206 can be both formed by protruding structures protruding downward from the front overlap 202 along the vertical direction of the entire vehicle, so as to improve the structural reinforcement effect by using the characteristics of the arched structure. The number of the third reinforcing ribs 206 can be set and adjusted according to the actual reinforcing requirement, for example, it can be three or four.

In the present embodiment, as shown in fig. 2, a second notch 1000 is disposed on each of first board 101 and front attachment 202, and second notch 1000 is located in first notch 100. Here, by providing the second notch 1000, the lightweight design of the front cross member upper plate 1 and the front cross member lower plate 2 can be facilitated.

Of course, in the specific structure design, the first notch 100 and the second notch 1000 may be designed to be arched along the front-rear direction of the whole vehicle, so as to facilitate the arched structure characteristics to improve the structural strength of the front cross beam upper plate 1 and the front cross beam lower plate 2.

As a preferred embodiment, as shown in fig. 1 and 3, in the present embodiment, the left and right ends of the beam body are connected to a left connecting plate 3 and a right connecting plate 4, respectively, the left connecting plate 3 is connected to the left roof side rail of the automobile, the right connecting plate 4 is connected to the right roof side rail of the automobile, and the left connecting plate 3 and the right connecting plate 4 have different plate thicknesses.

So set up, can realize front beam both ends intensity difference to realize avoiding the design frequently, avoid front beam both ends to produce resonance, reduce the vibration noise that the front beam produced when receiving the excitation.

In this embodiment, as shown in fig. 7 and 8, the left and right connection plates 3 and 4 each include a plate main body connecting the beam body and the body side rail, and the plate main body has a first extension portion for connecting with the a-pillar in the body side rail, and a second extension portion for connecting with the upper side rail in the body side rail.

The first extension part is attached to the A column and extends forwards along the front-rear direction of the whole vehicle, the second extension part is attached to the upper longitudinal beam and extends backwards along the front-rear direction of the whole vehicle, and the extension length of the first extension part is smaller than that of the second extension part.

Here, set up first extension and the second extension that extension length is different, and first extension and the laminating of A post set up, and the laminating of second extension and last longeron sets up, does benefit to the joint strength who promotes vapour car roof front beam and the automobile body roof side rail of the left and right sides, reduces the vibration response sensitivity.

Note that, in this embodiment, the a-pillar and the upper side member in the left side body side member may be referred to as a left a-pillar 7 and a left upper side member 5, respectively, and the a-pillar and the upper side member in the right side body side member may be referred to as a right a-pillar 8 and a right upper side member 6, respectively, for convenience of distinction.

Meanwhile, in order to facilitate the distinction between the left connection plate 3 and the right connection plate 4, the plate main body, the first extension portion, and the second extension portion of the left connection plate 3 may be referred to as a left plate main body 301, a first left extension portion 302, and a second left extension portion 303, respectively, and the plate main body, the first extension portion, and the second extension portion of the right connection plate 4 may be referred to as a right plate main body 401, a first right extension portion 402, and a second right extension portion 403, respectively.

In specific implementation, the first left extending portion 302 is attached to and connected to the left a-pillar 7, the second left extending portion 303 is attached to and connected to the left upper longitudinal beam 5, the first right extending portion 402 is attached to and connected to the right a-pillar 8, and the second right extending portion 403 is attached to and connected to the right upper longitudinal beam 6.

In addition, the thickness design of the left connecting plate 3 and the right connecting plate 4 can be set and adjusted according to the actual frequency avoiding requirement, for example, the thickness of the left connecting plate 3 can be 0.8mm, and the thickness of the right connecting plate 4 can be 1.0mm.

Similarly, the extension lengths of the first left extension portion 302, the second left extension portion 303, the first right extension portion 402, and the second right extension portion 403 may also be set and adjusted according to the actual connection strength requirement, for example, the extension lengths of the first left extension portion 302 and the first right extension portion 402 may be 703mm, and the extension lengths of the second left extension portion 303 and the second right extension portion 403 may be 310mm.

The automobile roof front beam of this embodiment through setting up first breach 100, can do benefit to and realize the lightweight, simultaneously, through setting up the cavity, usable cavity structure's structural feature promotes overall structure intensity, and the setting of rib also can make overall structure intensity promote once more, and vibration response sensitivity is low, and then can promote this automobile roof front beam's result of use.

Example two

The embodiment relates to an automobile, wherein two automobile body upper side beams are respectively arranged on the left side and the right side of the automobile, and an automobile top cover front cross beam in the first embodiment is connected between the automobile body upper side beams on the two sides.

The automobile of this embodiment not only can improve the structural strength of automobile body through setting up the vapour car roof front beam in the embodiment one, also does benefit to and realizes whole car lightweight, and can have better NVH performance.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a vapour car roof front beam which characterized in that:

including the inside roof beam body that is formed with the cavity both ends all are equipped with the rib about the roof beam body, and the front side along whole car fore-and-aft direction of roof beam body is equipped with first breach (100), just first breach (100) extend along whole car left right direction and arrange.

2. The vehicle roof front cross member of claim 1, wherein:

the beam body comprises a front cross beam upper plate (1) and a front cross beam lower plate (2) which are connected in a buckling mode, and the cavity is formed between the front cross beam upper plate (1) and the front cross beam lower plate (2);

the reinforcing part is including locating pit (104) on front beam upper plate (1), pit (104) by front beam upper plate (1) is along the sunken formation in whole car upper and lower direction.

3. The vehicle roof front cross member of claim 2, wherein:

the front cross beam upper plate (1) is provided with a first plate body (101), a second plate body (102) and a third plate body (103) which are sequentially arranged from front to back along the front-rear direction of the whole vehicle, and the second plate body (102) is arranged in a protruding mode relative to the first plate body (101) and the third plate body (103);

in the front-rear direction of the whole vehicle, the width L3 of the third plate body (103) is smaller than the width L1 of the first plate body (101), and the width L1 of the first plate body (101) is smaller than the width L2 of the second plate body (102).

4. The vehicle roof front cross member of claim 3, wherein:

the ratio of the width L3 of the third plate body (103), the width L2 of the second plate body (102) and the width L1 of the first plate body (101) is 1:6:3.

5. The vehicle roof front cross member of claim 3, wherein:

a plurality of first reinforcing ribs (105) are arranged on the second plate body (102) at intervals along the left-right direction of the whole vehicle, a plurality of first lightening holes (106) are arranged at intervals along the left-right direction of the whole vehicle, and the first reinforcing ribs (105) and the first lightening holes (106) are arranged in a staggered mode in the front-back direction of the whole vehicle; and/or the presence of a gas in the gas,

two second lightening holes (107) are formed in the second plate body (102), and the second lightening holes (107) are respectively formed at the left end and the right end close to the second plate body (102).

6. The vehicle roof front cross member of claim 3, wherein:

the front cross beam lower plate (2) is provided with a front overlap edge (202) in overlapping connection with the first plate body (101), a rear overlap edge (203) in overlapping connection with the third plate body (103), and a lower plate main body (201) connected between the front overlap edge (202) and the rear overlap edge (203), and the first notch (100) is positioned on the front sides of the first plate body (101) and the front overlap edge (202);

the cross section of the lower plate main body (201) is U-shaped, and a plurality of third lightening holes (204) which are arranged at intervals in the left-right direction of the whole vehicle are formed in the lower plate main body (201).

7. The vehicle roof front cross member of claim 6, wherein:

two second reinforcing ribs (205) extending along the front-rear direction of the whole vehicle are arranged on the front overlap edge (202), and one second reinforcing rib (205) is respectively arranged at one third and two thirds of the front overlap edge (202) from left to right along the left-right direction of the whole vehicle; the rear lap (203) is provided with a plurality of third reinforcing ribs (206) extending along the front and rear direction of the whole vehicle, and the plurality of third reinforcing ribs (206) are arranged at intervals and are positioned in the middle of the rear lap (203) in the left and right direction; and/or the presence of a gas in the gas,

the first plate body (101) and the front lapping edge (202) are both provided with second notches (1000), and the second notches (1000) are located in the first notches (100).

8. The roof front cross member of the automobile according to any one of claims 1 to 7, wherein:

the automobile body structure is characterized in that a left connecting plate (3) and a right connecting plate (4) are connected to the left end and the right end of the beam body respectively, the left connecting plate (3) is used for being connected with an upper side beam of an automobile body on the left side in an automobile, the right connecting plate (4) is used for being connected with an upper side beam of the automobile body on the right side in the automobile, and the thickness of the left connecting plate (3) is different from that of the right connecting plate (4).

9. The vehicle roof front cross member of claim 8, wherein:

the left connecting plate (3) and the right connecting plate (4) respectively comprise a plate main body for connecting the beam body and the upper side beam of the automobile body, and the plate main body is provided with a first extending part for connecting with an A column in the upper side beam of the automobile body and a second extending part for connecting with an upper longitudinal beam in the upper side beam of the automobile body;

the first extending portion is attached to the A column and extends forwards along the front-rear direction of the whole vehicle, the second extending portion is attached to the upper longitudinal beam and extends backwards along the front-rear direction of the whole vehicle, and the extending length of the first extending portion is smaller than that of the second extending portion.

10. An automobile, characterized in that:

the automobile is characterized in that automobile body upper side beams which are respectively arranged on the left side and the right side are arranged in the automobile, and the automobile roof front cross beam in any one of claims 1 to 9 is connected between the automobile body upper side beams on the left side and the right side.

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