CN209955906U

CN209955906U - Front gutter channel of vehicle body

Info

Publication number: CN209955906U
Application number: CN201822218044.8U
Authority: CN
Inventors: 朱丙睿
Original assignee: Ooros Automotive Co Ltd
Current assignee: Qoros Automotive Co Ltd; Ooros Automotive Co Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2020-01-17
Anticipated expiration: 2028-12-27

Abstract

The utility model provides a launder before automobile body, includes front end plate (1), rear end plate (2), preceding windscreen bottom end rail (3), a plurality of support holder (4), its characterized in that: the front end plate (1) is composed of a main body (11) and a connecting plate (12); the rear end plate (2) is composed of an upper extension (21), an intermediate connecting portion (22), and a lower extension (23), the intermediate connecting portion (22) connects the upper extension (21) and the lower extension (23), and the main body (11) is attached to the lower extension (23) by a connecting plate (12); the lower cross beam (3) of the front windshield is positioned above the upper extension part (21); each of the plurality of support brackets (4) is composed of a support rod (41) located at an upper portion and a support plate (42) located at a lower portion, and a lower end of the support plate (42) is attached to the connection plate (12). This gutter channel before automobile body can accomplish NVH effect and pedestrian protection score two and compromise.

Description

Front gutter channel of vehicle body

Technical Field

The utility model relates to a launder before automobile body.

Background

The automobile usually runs outdoors, the automobile is difficult to meet in rainy weather, or a driver uses glass water or clean water to clean the front windshield glass, at the moment, water on the automobile body is discharged out of the automobile along the water guide groove by a related device or structure, water flow is prevented from entering the interior of the automobile body and the interior of the automobile body sheet metal structure, therefore, an internal comfortable and clean riding space is provided, and the automobile body sheet metal is prevented from being rusted too early under the action of rainwater or glass water, therefore, an automobile manufacturer sets an automobile body water flowing groove for the automobile. The automobile body front water flowing groove assembly generally comprises a water flowing groove front end plate assembly, a water flowing groove rear end plate assembly, a front windshield lower cross beam and a support bracket.

The front flume in the prior art is weak in structural strength and cannot meet the requirements of rigidity and mode of the lower end of a front windshield of an automobile body, so that the noise, vibration and harshness (NVH) of the whole automobile is poor. In addition, the front gutter channel structure in the prior art has poor pedestrian protection head injury value score, so that the pedestrian protection score at the lower end of the front windshield is poor or not, and the requirement of the latest China New vehicle evaluation code (CNCAP) on collision performance cannot be met.

For example, fig. 1 is an exploded view of a front flume in the prior art, which includes a flume front end plate 10, a flume rear end plate 20, and a support bracket 30. The launder front end plate 10 and the launder rear end plate 20 are respectively an independent piece, and the launder front end plate 10 and the launder rear end plate 20 are supported and connected by a support bracket 30. The front end plate 10 of the launder is usually made of a steel plate with a material thickness of more than 1.0mm, and the rear end plate 20 of the launder is usually made of a steel plate with a material thickness of more than 0.8mm, so as to ensure the rigidity and modal requirements of the launder, and the finished product produced according to the structural design is heavy. The rear part of the water flowing groove rear end plate needs to be welded with the water flowing groove front end plate, the front end needs to be lapped with the front windshield glass surface, the installation of the front windshield glass is guaranteed, and in order to guarantee the rigidity and modal requirements, a support is additionally arranged below the water flowing groove rear end plate, so that the design structure of the single-chip water flowing groove rear end plate is limited, and the requirement of pedestrian protection cannot be met. Improving the rigidity necessarily results in a deterioration of the pedestrian protection space, whereas improving the pedestrian protection space necessarily results in a deterioration of the rigidity and the mode.

In a word, in the front water flowing groove structure in the prior art, the NVH effect and the pedestrian protection score have a negative correlation relationship. That is, in order to obtain a good NVH effect, the pedestrian protection score is often reduced, and vice versa, after the pedestrian protection score is increased, the NVH effect is reduced. At present, both NVH effect and pedestrian protection score cannot be considered.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned problem among the prior art, the utility model provides a launder before automobile body, it has good rigidity and mode, satisfies pedestrian protection requirement simultaneously under the NVH requirement prerequisite of satisfying to improve CNCAP's final score, also can realize the lightweight of product simultaneously to the maximize.

According to the utility model discloses an aspect provides a tye before automobile body, including front end plate, rear end plate, preceding windshield bottom end rail, a plurality of support holder, its characterized in that: the front end plate consists of a main body and a connecting plate; the rear end plate is composed of an upper extension, a middle connection portion, and a lower extension, the middle connection portion connects the upper extension and the lower extension, the upper extension and the lower extension extend from the upper end and the lower end of the middle connection portion to the front of the vehicle, respectively, and the main body is attached to the lower extension through a connection plate; the lower beam of the front windshield is positioned above the upper extension part; each of the plurality of support brackets is composed of a support rod at an upper portion and a support plate at a lower portion, an upper end of the support rod is attached between the lower cross member of the front windshield and the upper extension portion, an upper end of the support plate is attached at a substantially middle position of the support rod, and a lower end of the support plate is attached to the connection plate.

Further, the front end plate is formed by welding a main body and a connecting plate.

Further, the main body of the front end plate and the connecting plate are integrally formed by punching.

Further, the number of the supporting brackets is three and the supporting brackets are evenly arranged.

Further, the sheet metal for manufacturing the front end plate, the rear end plate and the front windshield lower cross beam is thin plate with the thickness of less than 1.0 mm.

Furthermore, the sheet metal for manufacturing the front end plate is a thin plate with the thickness of 0.8mm, and the sheet metal for manufacturing the rear end plate and the front windshield lower cross beam is a thin plate with the thickness of 0.7 mm.

Further, the thin plate is a steel plate.

Furthermore, in the manufacturing process, the front end plate and the support bracket are welded into a front assembly, the rear end plate and the front windshield lower cross beam are welded into a rear assembly, and finally the front assembly and the rear assembly are welded together to finally form the front water flowing groove of the vehicle body.

Further, the lower windshield cross member is a plate-like object having an arc shape conforming to the shape of the windshield.

Further, the lower front windshield cross member is a single integral member and is configured such that only the lower end and both side end portions thereof are fixedly connected to the rear end plate and the a-pillar, respectively, so that the entire lower area of the front windshield glass overlapping the lower front windshield cross member is suspended therebelow.

As described above the utility model discloses a launder before automobile body not only can improve NVH and CNCAP score simultaneously, can also lighten automobile body weight through local structural optimization, reaches the requirement of lightweight design.

Drawings

Fig. 1 is an exploded view of a prior art front flume.

Fig. 2 is an exploded view of a front gutter channel according to the present invention.

Fig. 3 is a partial cross-sectional view of the assembled front gutter according to the present invention.

Fig. 4 is an assembled front elevation view of a front gutter according to the present invention.

Detailed Description

The present invention will now be described in detail with reference to the drawings wherein like reference numerals represent like parts throughout.

Referring to fig. 2, which is an exploded schematic view of the front gutter channel of the present invention, the front gutter channel of the vehicle body includes a front end plate 1, a rear end plate 2, a front windshield lower beam 3, and a plurality of support frames 4. The front end plate 1 is composed of a main body 11 and a connecting plate 12, and specifically, the front end plate 1 is made by tailor welding the main body 11 and the connecting plate 12. The main body 11 and the connecting plate 12 of the front end plate 1 may be integrally formed by punching. Among them, the number of the plurality of support brackets 4 is preferably three, as shown in fig. 2.

As shown in fig. 2, the rear end plate 2 is constituted by an upper extension 21, an intermediate connecting portion 22, and a lower extension 23, the intermediate connecting portion 22 connecting the upper extension 21 and the lower extension 23, the upper extension 21 and the lower extension 23 extending from the upper end and the lower end of the intermediate connecting portion 22, respectively, toward the front of the vehicle. The upper extension 21 has a circular arc shape. The main body 11 is attached to the lower extension 23 by a connecting plate 12. The three parts of the upper extension part 21, the middle connection part 22 and the lower extension part 23 of the rear end plate 2 are respectively made of three thin plates with the thickness of 0.7mm, and then the three parts are welded to form the rear end plate 2, wherein a certain structural shape is ensured to meet the arrangement of components such as a wiper and the like, and the three parts are made simultaneously to fully meet the stamping forming requirement, so that the light weight of the finished product of the front flume is realized to the maximum extent.

Fig. 3 is a partial cross-sectional view of the assembled front gutter according to the present invention. As shown in fig. 3, the structural shape of the lower front windshield cross beam 3 is designed to be a single piece along with the shape of the attached front windshield glass, and only the lower end and both side ends of the structural shape are respectively fixedly connected with the rear end plate 2 of the gutter channel and the a column, so that the lower part of the area overlapping the lower front windshield cross beam 3 below the whole front windshield glass is suspended, and a larger collision buffer space is provided, therefore, the head injury score of the area for protecting pedestrians in front of the area can be greatly improved, and the CNCAP score of the whole vehicle can obtain better score. As is apparent from fig. 3, the front windshield lower cross member 3 is a plate-like object having an arc shape following the shape of the front windshield, and has a shape similar to the upper extension portion 21 of the rear end plate 2, above the upper extension portion 21. The lower cross beam 3 of the front windshield is made of a thin plate with the thickness of 0.7mm, and the light weight is realized to the maximum extent. A pedestrian protection collision energy absorption space is reserved between the member and the rear end plate 2, collision scores of pedestrian protection heads are improved, the CNCAP star-level requirements are met, and meanwhile rigidity and mode of the front flume cannot be influenced.

As can be seen from the above, the sheet metal for manufacturing the front end plate 1, the rear end plate 2, and the front windshield lower cross member 3 is a thin plate having a thickness of 1.0mm or less. Preferably, the sheet metal for manufacturing the front end plate 1 is a thin plate with the thickness of 0.8mm, and the sheet metal for manufacturing the rear end plate 2 and the front windshield lower cross beam 3 is a thin plate with the thickness of 0.7 mm. Therefore, the light weight of the front water flowing groove finished product can be realized to the maximum extent. Of course, as will be appreciated by those skilled in the art, the thickness of the material from which the various components of the present invention are made may be routinely selected as desired. In the art, the sheet is typically a steel sheet, but one skilled in the art may routinely select the sheet as desired.

The rigidity and the mode of the front flume are improved by adding a plurality of (preferably three as shown in fig. 2) uniformly distributed support brackets 4 between the front end plate 1 and the rear end plate 2 of the flume. Each of the plurality of support brackets 4 is constituted by a support rod 41 located at an upper portion and a support plate 42 located at a lower portion. The upper end of the support bracket 4 is supported on the upper extension 21 of the gutter rear end plate 2 and cannot be supported on the front windshield lower cross member 3, and specifically, referring to fig. 3, the upper end of the support rod 41 is attached between the front windshield lower cross member 3 and the upper extension 21, while the upper end of the support plate 42 is attached at a substantially middle position of the support rod 41, and the lower end of the support plate 42 is attached to the connecting plate 12. With this configuration, the score of the pedestrian-protecting head collision can be ensured.

Fig. 4 is an assembled front elevation view of a front gutter according to the present invention. In the manufacturing process, the front end plate 1 and the support bracket 4 are welded into a front assembly, the rear end plate assembly 2 and the front windshield lower cross beam 3 are welded into a rear assembly, and finally the front assembly and the rear assembly are welded together to finally form the front gutter channel of the vehicle body, as shown in fig. 4.

The above is according to the present invention, and the detailed description is given. It will be understood by those skilled in the art, however, that the present invention is not limited to the particular embodiments described, but that various changes and modifications may be made while remaining within the spirit of the invention, which also falls within the scope of the appended claims.

Claims

1. The utility model provides a launder before automobile body, includes front end plate (1), rear end plate (2), preceding windscreen bottom end rail (3), a plurality of support holder (4), its characterized in that:

the front end plate (1) is composed of a main body (11) and a connecting plate (12);

the rear end plate (2) is composed of an upper extension (21), a middle connection portion (22), and a lower extension (23), the middle connection portion (22) connects the upper extension (21) and the lower extension (23), the upper extension (21) and the lower extension (23) extend from the upper end and the lower end of the middle connection portion (22) to the front of the vehicle, respectively, and the main body (11) is attached to the lower extension (23) by a connection plate (12);

the lower cross beam (3) of the front windshield is positioned above the upper extension part (21);

each of the plurality of support brackets (4) is composed of a support rod (41) located at an upper portion and a support plate (42) located at a lower portion, an upper end of the support rod (41) is attached between the lower cross member (3) of the front windshield and the upper extension portion (21), an upper end of the support plate (42) is attached at a middle position of the support rod (41), and a lower end of the support plate (42) is attached to the connection plate (12).

2. The vehicle body front gutter according to claim 1, characterized in that the front end plate (1) is made by tailor welding of a main body (11) and a connecting plate (12).

3. The vehicle body front gutter according to claim 1, characterized in that the body (11) and the connecting plate (12) of the front end plate (1) are integrally formed by stamping.

4. Gutter channel according to any of claims 1-3, characterized in that the number of support brackets (4) is three and evenly arranged.

5. A vehicle body front launder according to any one of claims 1-3, characterised in that the sheet metal from which the front end plate (1), the rear end plate (2) and the front windshield lower cross member (3) are made is sheet metal with a thickness below 1.0 mm.

6. Vehicle body forerunner according to claim 5, characterised in that the sheet metal from which the front end plate (1) is made is a sheet metal with a thickness of 0.8mm, and the sheet metal from which the rear end plate (2) and the windshield lower cross member (3) are made is a sheet metal with a thickness of 0.7 mm.

7. The vehicle body forerunner according to claim 6 wherein the sheet is steel.

8. The vehicle body front launder according to any one of claims 1-3, characterised in that during the manufacturing process the front end plate (1) and the support bracket (4) are welded into a front assembly, the rear end plate (2) and the front windshield lower cross member (3) are welded into a rear assembly, and finally the front assembly and the rear assembly are welded together to finally form the vehicle body front launder.

9. A vehicle body forerunner according to any one of claims 1-3, characterised in that the windshield lower cross member (3) is a plate shaped like an arc following the shape of the windshield.

10. A vehicle body forerunner according to any one of claims 1 to 3, characterised in that the windshield lower cross member (3) is a single integral component and it is constructed such that only its lower and both side ends are fixedly connected to the rear end plate (2) and the a-pillar respectively, so that the entire windshield glass is suspended below the area overlapping the windshield lower cross member (3).