CN210416749U - Automobile body side wall rear portion inner panel assembly and side wall assembly - Google Patents

Abstract

The utility model relates to a rear inner plate assembly of a side wall of a vehicle body and a side wall assembly, which comprises a C column inner plate, a D column inner plate and a first reinforcing plate, wherein the C column inner plate is provided with a first end, a second end, a third end and a fourth end which are arranged in sequence, the first end is opposite to the third end, and the second end is opposite to the fourth end; one side of the D column inner plate is connected with the second end, the first reinforcing plate is arranged on one side face of the C column inner plate, and one end of the first reinforcing plate is connected with the D column inner plate. The automobile body side wall rear inner plate assembly of the utility model forms an obvious lateral space in the lap joint area through the independent D column inner plate structure, the D column inner plate and the C column inner plate increase the space of the human head at the two sides of the automobile back seat, and provide space for arranging the side air curtain; in addition, the first reinforcing plate has an obvious effect of inhibiting low-frequency vibration, and the NVH performance is improved.

Description

Automobile body side wall rear portion inner panel assembly and side wall assembly

Technical Field

The utility model relates to the technical field of automobiles, in particular to automobile body side wall rear portion inner panel assembly and side wall assembly.

Background

The body side wall rear structure of the automobile is an important structure for connecting an automobile body and an automobile roof and supporting the structural strength of the automobile, and the existing side wall rear structure generally comprises a C-column inner plate, a C-column reinforcing plate, a D-column reinforcing plate and a wheel cover assembly.

In the first prior art, the C-pillar inner plate and the D-pillar inner plate do not have obvious structural characteristics, the C-pillar inner plate region extends from the front side door seam allowance to the rear back door seam allowance, so that the head side space of human bodies on two sides of a rear seat of an automobile is insufficient, the arrangement of a side air curtain is influenced, and the C-pillar inner plate has a large area and is very unfavorable for forming; the upper reinforcing plate of the C column and the reinforcing plate of the D column are also in a disconnected mode or have no reinforcing plate of the C column, so that the circulating torsional rigidity of the D column is weak.

In the other prior art, although the D column has obvious characteristics, most C column areas adopt hollow weight reduction designs, and the performance and comfort of noise, vibration and harshness (NVH) of a three-row seat vehicle are affected.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that the space of the human head in three rows of both sides of car is not enough, arrange the not enough and poor problem of NVH performance in space of gas curtain.

In order to solve the technical problem, the utility model discloses a first aspect discloses an automobile body side wall rear portion inner panel assembly, include:

the C column inner plate is provided with a first end, a second end, a third end and a fourth end which are sequentially arranged, the first end is opposite to the third end, and the second end is opposite to the fourth end;

one side edge of the D-column inner plate is connected with the second end of the C-column inner plate, the bottom end of the D-column inner plate extends towards the direction far away from the top end of the D-column inner plate, and the bottom end of the D-column inner plate exceeds the third end of the C-column inner plate;

the first reinforcing plate is arranged on one side face of the C column inner plate, and one end of the first reinforcing plate is connected with the D column inner plate.

The rear wheel cover is positioned on one side of the bottom of the C-column inner plate, the rear wheel cover and the D-column inner plate are arranged at intervals, and the top end of the rear wheel cover is connected with the third end of the C-column inner plate;

the connecting plate is arranged between the rear wheel cover and the D column inner plate, the first end of the connecting plate is connected with the D column inner plate, the second end of the connecting plate is connected with the rear wheel cover, and the third end of the connecting plate is connected with the third end of the C column inner plate.

Further, the thickness of the connecting plate is 0.8 mm.

The first reinforcing plate is arranged on the lower portion of the side face of the C-pillar inner plate, and the second reinforcing plate is arranged on the upper portion of the side face of the C-pillar inner plate;

the first end of the second reinforcing plate is connected with the D-column inner plate, the second end of the second reinforcing plate extends beyond the fourth end of the C-column inner plate, the third end of the second reinforcing plate extends towards the third end direction of the C-column inner plate, and the shape of the second reinforcing plate is matched with that of the C-column inner plate.

The rear wheel cover comprises a C-pillar inner plate, a C-pillar inner plate and a second C-pillar inner plate, wherein the C-pillar inner plate is arranged on the rear wheel cover, the second C-pillar inner plate is arranged on the rear wheel cover, the first C-pillar inner plate is arranged on the rear wheel cover, the second C-pillar inner plate is arranged on the rear wheel cover, and the second C-pillar inner plate is arranged on the rear wheel cover.

Furthermore, the first end of hasp reinforcing plate with the third end of second reinforcing plate links to each other, the second end of hasp reinforcing plate with keep away from on the first reinforcing plate the one end of D post inner panel links to each other, the third end of hasp reinforcing plate is the free end.

Further, the thickness of the first reinforcing plate is 0.7 mm.

The utility model discloses a second aspect of the side wall assembly, which comprises the vehicle body side wall rear inner plate assembly, an AB column inner plate assembly and an AB column reinforcing plate assembly;

the AB column reinforcing plate assembly is arranged on the outer side of the AB column inner plate;

the second end of the second reinforcing plate is connected with the AB column reinforcing plate assembly;

and the AB column inner plate assembly and the vehicle body side wall rear inner plate assembly are connected to form a side wall inner plate assembly.

Furthermore, the side wall inner plate assembly comprises a side wall outer plate, wherein the side wall outer plate is arranged on the outer side of the side wall inner plate assembly.

Adopt above-mentioned technical scheme, automobile body side wall rear portion inner panel assembly and side wall assembly have following beneficial effect:

automobile body side wall rear portion inner panel assembly and side wall assembly include C post inner panel, D post inner panel and first reinforcing plate, C post inner panel has first end, second end, third end and the fourth end that sets gradually, first end with the third end is relative, the second end with fourth end is relative, a side of D post inner panel with the second end of C post inner panel links to each other. On one hand, an independent D-column inner plate structure is adopted, and an obvious lateral space is formed in the lap joint area by the D-column inner plate and the C-column inner plate, so that the spaces of human heads on three rows of two sides of the automobile are increased, and a space is provided for arranging the side air curtain; on the other hand, through be close to on the C post inner panel the outside of third end sets up first reinforcing plate, through the one end of first reinforcing plate with the D post inner panel links to each other, has strengthened the structural strength of C ring and D post, first reinforcing plate is obvious to the low frequency vibration suppression effect, has promoted the NVH performance.

Drawings

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

FIG. 1 is a rear inner panel assembly of a side wall of a vehicle body according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is a C-pillar inner panel according to an embodiment of the present invention;

fig. 4 is a connecting plate according to an embodiment of the present invention;

fig. 5 is a second stiffener according to an embodiment of the present invention;

fig. 6 is a view illustrating a latch reinforcement plate according to an embodiment of the present invention;

fig. 7 is a side wall assembly according to an embodiment of the present invention;

the following is a supplementary description of the drawings:

1-C pillar inner panels; a first end of an 11-C pillar inner panel; a second end of the 12-C pillar inner panel; a third end of the 13-C pillar inner plate; a fourth end of the 14-C pillar inner panel;

2-D pillar inner panels; 3-a first stiffener; 4-rear wheel cover;

5-connecting plates; 51-a first end of a connecting plate; 52-second end of web; 53-a third end of the connection plate;

6-a second reinforcing plate; 61-a first end of a second stiffener plate; 62-a second end of the second stiffener plate; 63-a third end of the second stiffener;

7-a latch reinforcement plate; 71-a first end of the striker reinforcement plate; 72-a second end of the striker reinforcement plate; 73-a third end of the striker reinforcement plate;

81-AB column inner plate assembly; 82-AB post reinforcing plate assembly;

9-side outer plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are 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 one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein.

Example 1:

as shown in fig. 1 to 3, a side body rear inner panel assembly for connecting a vehicle body and a roof and supporting structural strength of a vehicle, includes:

the C-pillar inner plate 1 is provided with a first end 11, a second end 12, a third end 13 and a fourth end 14 which are sequentially arranged, wherein the first end 11 is opposite to the third end 13, and the second end 12 is opposite to the fourth end 14;

the D-pillar inner plate 2 is characterized in that one side edge of the D-pillar inner plate 2 is connected with the second end 12 of the C-pillar inner plate 1, the bottom end of the D-pillar inner plate 2 extends towards the direction far away from the top end of the D-pillar inner plate 2, and the bottom end of the D-pillar inner plate 2 exceeds the third end 13 of the C-pillar inner plate 1;

the first reinforcing plate 3 is arranged on one side face of the C column inner plate 1, and one end of the first reinforcing plate 3 is connected with the D column inner plate 2. The first reinforcing plate 3 is used as a reinforcing plate mainly for solving the problem of insufficient breathing mode, so that the breathing mode value reaches 37.48Hz, and the resonance frequency of the engine is effectively avoided.

Through the implementation of the technical scheme, on one hand, the automobile body side wall rear inner plate assembly of the utility model adopts an independent D column inner plate 2 structure to form an obvious lateral space in the lap joint area of the D column inner plate 2 and the C column inner plate 1, thereby increasing the space of the human head on three rows of two sides of the automobile and providing space for arranging the side air curtain; on the other hand, through be close to on the C post inner panel 1 the outside of third end 13 sets up first reinforcing plate 3 makes the one end of first reinforcing plate 3 with D post inner panel 2 links to each other, has strengthened the structural strength of C ring and D post, first reinforcing plate 3 is obvious to the low frequency vibration suppression effect, has promoted the NVH performance.

The side, close to the car cabin, of the C-pillar inner plate 1 is the inner side, and the side, far away from the car cabin, of the C-pillar inner plate 1 is the outer side.

As shown in fig. 1 and 2, the vehicle body side rear inner panel assembly further includes a rear wheel cover 4, the rear wheel cover 4 is located below the bottom of the C-pillar inner panel 1, the rear wheel cover 4 and the D-pillar inner panel 2 are arranged at an interval, and the top end of the rear wheel cover 4 is welded to the third end 13 of the C-pillar inner panel 1;

as shown in fig. 1 and 4, the vehicle body side rear inner panel assembly further includes a connecting plate 5, the connecting plate 5 is disposed between the rear wheel cover 4 and the D-pillar inner panel 2, a first end 51 of the connecting plate 5 is welded to the D-pillar inner panel 2, a second end 52 of the connecting plate 5 is welded to the rear wheel cover 4, and a third end 53 of the connecting plate 5 is welded to the third end 13 of the C-pillar inner panel 1. The connecting plate 5 is adopted in the connecting area of the C-column inner plate 1 and the D-column inner plate 2, and the connecting plate 5 connects the rear wheel cover 4 with the D-column inner plate 2, so that the D-column frame circulation structure of the vehicle body is more complete, and the torsional rigidity and the rear torsional mode of the vehicle body are improved. The rear end torsion is improved from the initial 33.1Hz to 35.76Hz, and the torsional rigidity is improved from the initial 17649Nm/deg to 17784 Nm/deg.

Automobile body side wall rear portion inner panel assembly mainly includes four regular regions: c post inner panel 1D post inner panel 2 rear wheel casing 4 with connecting plate 5, the structure piecemeal is reasonable, improves whole material utilization and welds the convenience and improves greatly, practices thrift manufacturing cost.

Preferably, the thickness of the connecting plate 5 is 0.8 mm, so that the requirement on the rigidity of the automobile body is met, and the light weight of the automobile is guaranteed.

As shown in fig. 1 and 5, the vehicle body side body rear inner panel assembly further includes a second reinforcing plate 6, the second reinforcing plate 6 and the first reinforcing plate 3 are both located on the outer side of the C-pillar inner panel 1, the first reinforcing plate 3 is located on the lower portion of the outer side of the C-pillar inner panel 1, and the second reinforcing plate 6 is located on the upper portion of the outer side of the C-pillar inner panel 1;

the first end 61 of the second reinforcing plate 6 is welded to the D-pillar inner plate 2, the second end 62 of the second reinforcing plate 6 extends beyond the fourth end of the C-pillar inner plate 1, the third end 63 of the second reinforcing plate 6 extends towards the third end 13 of the C-pillar inner plate 1, and the shape of the second reinforcing plate 6 is matched with that of the C-pillar inner plate 1. Through set up on C post inner panel 1 second reinforcing plate 6, second reinforcing plate 6 link up to the automobile body rear portion with D post inner panel 2 is connected, has improved automobile body rigidity.

As shown in fig. 1, the body side rear inner panel assembly further includes a latch reinforcement plate 7, the latch reinforcement plate 7 is located on the outer side of the C-pillar inner panel 1, one part of the latch reinforcement plate 7 is located on the lower side of the C-pillar inner panel 1, and the other part of the latch reinforcement plate 7 is located on the upper side of the rear wheel cover 4. The hasp reinforcing plate 7 is established in the position of car back door hasp, hasp reinforcing plate 7 not only provides the rigidity of back door hasp mounting point, has also improved back door sound quality of closing a door, has fine suppression effect to back door seat shake simultaneously.

As shown in fig. 1 and 6, the first end 71 of the latch reinforcement plate 7 is welded to the third end 63 of the second reinforcement plate 6, the second end 72 of the latch reinforcement plate 7 is welded to the end of the first reinforcement plate 3 away from the D-pillar inner panel 2, and the third end 73 of the latch reinforcement plate 7 is a free end. The latch reinforcement plate 7 connects the second reinforcement plate 6 and the rear wheel house 4, and significantly improves the structural rigidity of the C-pillar of the vehicle body.

Preferably, the thickness of the first reinforcing plate 3 is 0.7 mm, so that the NVH requirement is met, and the light weight of the automobile is guaranteed.

Example 2:

as shown in fig. 7, a side wall assembly comprises a vehicle body side wall rear inner plate assembly, an AB pillar inner plate assembly 81 and an AB pillar reinforcement plate assembly 82 which are described in embodiment 1;

the AB column reinforcing plate assembly 82 is arranged on the outer side of the AB column inner plate 81;

the second end 62 of the second reinforcing plate 6 is welded to the AB pillar reinforcing plate assembly 82;

and the AB column inner plate assembly 81 and the vehicle body side wall rear inner plate assembly are connected to form a side wall inner plate assembly.

Through the implementation of above-mentioned technical scheme, the side wall assembly passes through second reinforcing plate 6 will AB post reinforcing plate assembly 82 with D post inner panel 2 connects into whole, forms reinforcing plate ring frame structure for A ring, B ring, C ring and D ring high-efficient connection are showing the bending resistance, the antitorque performance that have improved whole car.

As shown in fig. 7, the side wall assembly further includes a side wall outer plate 9, and the side wall outer plate 9 is welded to the outer side of the side wall inner plate assembly.

Side wall assembly is through optimizing automobile body rear portion C district and D district structural design, builds car inner panel frame construction again, has solved the human head space not enough problem in three rows of both sides, has improved automobile body torsional rigidity and NVH performance simultaneously, and the structure piecemeal is reasonable, makes the convenience of manufacturing improve.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides a car body side wall rear portion inner panel assembly which characterized in that includes:

the C-pillar inner plate (1) is provided with a first end, a second end, a third end and a fourth end which are sequentially arranged, the first end is opposite to the third end, and the second end is opposite to the fourth end;

the D-column inner plate (2), one side edge of the D-column inner plate (2) is connected with the second end of the C-column inner plate (1), the bottom end of the D-column inner plate (2) extends towards the direction far away from the top end of the D-column inner plate (2), and the bottom end of the D-column inner plate (2) exceeds the third end of the C-column inner plate (1);

the first reinforcing plate (3) is arranged on one side face of the C column inner plate (1), and one end of the first reinforcing plate (3) is connected with the D column inner plate (2).

2. The body side quarter rear inner panel assembly of claim 1, wherein: including rear wheel cover (4), rear wheel cover (4) are located the bottom of C post inner panel (1), rear wheel cover (4) with D post inner panel (2) interval sets up, the top of rear wheel cover (4) with the third end of C post inner panel (1) links to each other.

3. The body side quarter rear inner panel assembly of claim 2, wherein: including connecting plate (5), connecting plate (5) set up in rear wheel casing (4) with between D post inner panel (2), the first end of connecting plate (5) with D post inner panel (2) link to each other, the second end of connecting plate (5) with rear wheel casing (4) link to each other, the third end of connecting plate (5) with the third end of C post inner panel (1) links to each other.

4. The body side quarter rear inner panel assembly of claim 3, wherein: the thickness of the connecting plate (5) is 0.8 mm.

5. The body side gusset rear inner panel assembly according to claim 1 or 4, wherein: the C-pillar inner plate comprises a second reinforcing plate (6), wherein the second reinforcing plate (6) and the first reinforcing plate (3) are positioned on the same side of the C-pillar inner plate (1), the first reinforcing plate (3) is arranged on the lower portion of the side face of the C-pillar inner plate (1), and the second reinforcing plate (6) is arranged on the upper portion of the side face of the C-pillar inner plate (1);

the first end of second reinforcing plate (6) with D post inner panel (2) link to each other, the second end of second reinforcing plate (6) extends beyond the fourth end of C post inner panel (1), the third end of second reinforcing plate (6) towards the third end direction of C post inner panel (1) extends, the shape of second reinforcing plate (6) with the shape cooperation of C post inner panel (1).

6. The body side gusset rear inner panel assembly of claim 5, wherein: including hasp reinforcing plate (7), hasp reinforcing plate (7) with second reinforcing plate (6) are located same one side of C post inner panel (1), one of them part of hasp reinforcing plate (7) is located the side lower part of C post inner panel (1), the side upper portion of rear wheel casing (4) is located to another part of hasp reinforcing plate (7).

7. The body side quarter rear inner panel assembly of claim 6, wherein: the first end of hasp reinforcing plate (7) with the third end of second reinforcing plate (6) links to each other, the second end of hasp reinforcing plate (7) with keep away from on first reinforcing plate (3) the one end of D post inner panel (2) links to each other, the third end of hasp reinforcing plate (7) is the free end.

8. The body side rear inner panel assembly according to claim 1 or 7, wherein: the thickness of the first reinforcing plate (3) is 0.7 mm.

9. The utility model provides a side wall assembly which characterized in that: the rear side wall inner plate assembly, the AB column inner plate assembly and the AB column reinforcing plate assembly of the automobile body side wall rear inner plate assembly and the AB column reinforcing plate assembly of any one of claims 1 to 8;

the AB column reinforcing plate assembly is arranged on the outer side of the AB column inner plate;

the second end of the second reinforcing plate (6) is connected with the AB column reinforcing plate assembly;

and the AB column inner plate assembly and the vehicle body side wall rear inner plate assembly are connected to form a side wall inner plate assembly.

10. The side wall assembly of claim 9, wherein: the side wall outer plate is arranged on the outer side of the side wall inner plate assembly.

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