CN216994530U - Car A post waterproof seal structure - Google Patents
Car A post waterproof seal structure Download PDFInfo
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- CN216994530U CN216994530U CN202220333702.1U CN202220333702U CN216994530U CN 216994530 U CN216994530 U CN 216994530U CN 202220333702 U CN202220333702 U CN 202220333702U CN 216994530 U CN216994530 U CN 216994530U
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- sealing
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- column
- reinforcing plate
- side wall
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 117
- 238000007789 sealing Methods 0.000 claims abstract description 83
- 238000003466 welding Methods 0.000 claims abstract description 62
- 239000000565 sealant Substances 0.000 claims abstract description 11
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 10
- 239000003292 glue Substances 0.000 claims description 34
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 239000012215 seam sealant Substances 0.000 claims description 8
- 238000004078 waterproofing Methods 0.000 claims 9
- 230000000694 effects Effects 0.000 abstract description 15
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010009 beating Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000010073 coating (rubber) Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
A kind of car A post seals the waterproof structure, it is the car panel beating that welds the sealed technical field, this car A post seals the waterproof structure, including A post lower reinforcing plate and its outside overlap welding the front wheel cover upper stiffening beam and side wall planking linking, the lap of the outer planking and A post lower reinforcing plate of side wall is sealed and linked; the utility model has the beneficial effects that the whole structure is simple, the weight is light, the A column sealing is realized by adopting a two-way sealant sealing mode, the gluing of the sealant is more convenient, the sealing effect is better, and the consistency of the sealing quality is ensured.
Description
Technical Field
The utility model relates to the technical field of automobile sheet metal welding and sealing, in particular to an automobile A column sealing waterproof structure.
Background
The body frame is welded by steel plates to form a closed cavity structure. A complex cavity is formed at the matching part of the column A, the reinforcing beam outer plate and the fender on the front wheel cover. The existing sealing structure is that a stiffening beam outer plate on a front wheel cover is lapped on a side wall outer plate to form a small cavity, but the construction of coating PVC after splicing a side wall assembly and a lower assembly at the position is blocked, so that the structure at the position is only sealed by one spot welding glue.
However, the lap joint of the side wall outer plate and the reinforcing beam outer plate on the front wheel cover is a main water flow area of the front windshield and the A column, and once the spot welding glue is in a problem and is not sealed, the structure at the position is inevitably seeped and enters the cavity of the A column. Because of NVH problem, a rubber block needs to be arranged in an area which is about 100mm below a hinge under an A column to seal the cross section of the A column, if the A column enters a large amount of water, the water is gathered above the rubber block, passes through a lowest process hole in an inner plate of the A column, overflows along a metal plate and enters a passenger cabin, so that the problem of water seepage in a vehicle is caused, mildew in the vehicle is caused, peculiar smell is generated, and finally, after-sale customers complain.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a sealing waterproof structure of an automobile A column, which is realized in a two-way sealing mode, so that the sealing effect is better, the consistency of the sealing quality is ensured, and the light weight effect is achieved.
In order to achieve the purpose, the technical scheme adopted by the utility model for solving the technical problems is as follows: the automobile A-pillar sealing waterproof structure comprises an A-pillar lower reinforcing plate, a front wheel cover upper reinforcing beam and a side wall outer plate, wherein the outer side of the A-pillar lower reinforcing plate is connected with the front wheel cover upper reinforcing beam and the side wall outer plate in a lap welding mode, and the lap joint of the side wall outer plate and the A-pillar lower reinforcing plate is connected in a sealing mode; the upper portion of the side wall outer plate is separated from the upper reinforcing beam of the front wheel cover by a certain distance, the upper edge of the side wall outer plate is connected with the A-pillar lower reinforcing plate in a sealing mode, the lower portion of the side wall outer plate extends out of the A-pillar lower reinforcing plate by a certain distance, and the lower edge of the side wall outer plate is connected with the A-pillar lower reinforcing plate in a sealing mode.
The side wall outer plate is an L-shaped plate, and one end of the side wall outer plate is connected with the lower A column reinforcing plate in a lap welding mode.
The width of a sealing surface at the lap joint of the side wall outer plate and the lower A column reinforcing plate is 12-16 mm, and the lap joint of the side wall outer plate and the lower A column reinforcing plate is connected in a sealing mode through spot welding glue.
The front wheel cover upper reinforcing beam is connected with the A-pillar lower reinforcing plate in an attached and rear arc welding mode, and the distance between the arc welding point of the front wheel cover upper reinforcing beam and the spot welding glue on the side wall outer plate is set to be 20-25 mm.
The upper edge of the side wall outer plate is connected with the joint of the lower A column reinforcing plate in a sealing mode through a welding seam sealant, and the width of the gluing surface of the welding seam sealant is set to be 3-6 mm.
The lower part of the side wall outer plate extends out of the lower reinforcing plate of the A column by a distance of 3-5 mm, and the lower edge of the side wall outer plate is connected with the joint of the lower reinforcing plate of the A column in a sealing mode through PVC sealant.
The inner side of the upper part of the A-column lower reinforcing plate is welded with a front wheel cover side reinforcing beam, and the inner side of the lower part of the A-column lower reinforcing plate is welded with a front cabin vertical plate.
The lower column A reinforcing plate is connected with the front wheel cover side reinforcing beam and the front cabin vertical plate in a lap welding mode, the lap joint of the lower column A reinforcing plate and the front wheel cover side reinforcing beam or the front cabin vertical plate is connected with each other in a sealing mode through spot welding glue, and the width of a glue coating surface of the spot welding glue is 14-18 mm.
The lower column A reinforcing plate is connected with the lap joint edge of the front wheel cover side reinforcing beam in a sealing mode through welding sealant, and the width of the glue coating surface of the welding sealant is set to be 3-8 mm.
The lower reinforcing plate of the column A is connected with the lap joint edge of the front cabin vertical plate in a sealing mode through PVC sealing glue, and the width of the glue coating surface of the PVC sealing glue is set to be 3-8 mm.
The utility model has the beneficial effects that:
1. according to the utility model, two seals are designed at the welding position of the lower reinforcing plate of the A column and the side wall outer plate, and two seals are designed at the welding position of the lower reinforcing plate of the A column and the lower assembly, so that the sealing effect is better, and the consistency of the sealing quality is ensured.
2. According to the utility model, the side wall outer plate is arranged to be the L-shaped plate element, and the semi-wrapped structure is adopted to be connected with the A-column lower reinforcing plate to form the cavity, so that the size of the side wall outer plate can be reduced, and the effect of reducing the weight of the side wall outer plate is achieved.
3. According to the utility model, according to the characteristics of welding procedures and welding structure arrangement, the first sealing of the lower reinforcing plate of the A column, the side wall outer plate and the lower assembly is sealed by using spot welding glue, the joint of the upper edge of the lower reinforcing plate of the A column, the side wall outer plate and the front wheel cover side reinforcing beam is shielded, and the welding seam sealant is used for sealing.
In conclusion, the utility model has simple integral structure and light weight, realizes the A column sealing by adopting the two sealing glue sealing modes, leads the gluing of the sealing glue to be more convenient, leads the sealing effect to be better and ensures the consistency of the sealing quality.
Drawings
The contents of the expressions in the various figures of the present specification and the labels in the figures are briefly described as follows:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
the labels in the above figures are: the structure of the front wheel cover comprises a column A lower reinforcing plate, a front wheel cover upper reinforcing beam, a side wall outer plate, 4 spot welding glue, 5 arc welding points, 6 welding seam sealant, 7 PVC sealant, 8 front wheel cover side reinforcing beam and 9 front cabin vertical plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., 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, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The specific implementation scheme of the utility model is as follows: as shown in fig. 1 and fig. 2, an automobile a-pillar sealing and waterproof structure comprises an a-pillar lower reinforcing plate 1, and a front wheel cover upper reinforcing beam 2 and a side-wall outer plate 3 which are connected with each other by lap welding at the outer side thereof, wherein the lap joint of the side-wall outer plate 3 and the a-pillar lower reinforcing plate 1 is connected in a sealing manner, so that a first sealing is realized; the upper portion of the side wall outer plate 3 is separated from the front wheel cover upper reinforcing beam 2 by a distance, the upper edge of the side wall outer plate 3 is connected with the A-pillar lower reinforcing plate 1 in a sealing mode, the lower portion of the side wall outer plate 3 extends out of the A-pillar lower reinforcing plate 1 by a distance, and the lower edge of the side wall outer plate 3 is connected with the A-pillar lower reinforcing plate 1 in a sealing mode, so that the second sealing mode is achieved. The welded part of the lower A column reinforcing plate 1 and the side wall outer plate 3 is designed to be sealed twice, so that the sealing effect is better, and the risk of rainwater entering the cavity of the A column is reduced.
Specifically, the side wall outer plate 3 is set to be an L-shaped plate, one end of the side wall outer plate 3 is connected with the lower A-column reinforcing plate 1 in a lap welding mode, a half-wrapped structure is adopted to be connected with the lower A-column reinforcing plate 1 to form a cavity, the size of the side wall outer plate 3 is reduced, and the weight reduction effect of the side wall outer plate 3 is achieved.
Specifically, the first sealing structure of the side wall outer plate 3 and the lower column A reinforcing plate 1 is as follows: the width of the sealing surface at the lap joint of the side wall outer plate 3 and the lower A column reinforcing plate 1 is 12-16 mm, the lap joint of the side wall outer plate 3 and the lower A column reinforcing plate 1 is connected in a sealing mode through the spot welding glue 4, and the sealing effect of the first sealing is guaranteed.
Specifically, due to the arrangement of welding procedures, the spot welding process cannot be implemented on the front wheel cover upper reinforcing beam 2 and the A-pillar lower reinforcing plate 1, and only an arc welding process can be adopted, so that the burning of spot welding glue 4 between the side wall outer plate 3 and the A-pillar lower reinforcing plate 1 caused by overhigh temperature at the joint of the front wheel cover upper reinforcing beam 2 and the A-pillar lower reinforcing plate 1 is avoided, the front wheel cover upper reinforcing beam 2 is attached to the A-pillar lower reinforcing plate 1 and then connected with the side wall outer plate 3 in an arc welding manner, and the distance between an arc welding point 5 of the front wheel cover upper reinforcing beam 2 and the spot welding glue 4 on the side wall outer plate 3 is set to be 20-25 mm.
Specifically, the second sealing structure of the side wall outer plate 3 and the a-pillar lower reinforcing plate 1 is as follows: the welding seam of the joint of the upper edge of the side wall outer plate 3 and the lower A column reinforcing plate 1 is shielded, the upper edge of the side wall outer plate 3 is connected with the lower A column reinforcing plate 1 in a sealing mode through the welding seam sealant 6, the width of the gluing surface of the welding seam sealant 6 is set to be 3-6 mm, and the sealing effect of the welding seam is guaranteed.
Because the glue coating of the joint of the lower part of the side wall outer plate 3 and the A-pillar lower reinforcing plate 1 is not blocked, and the edge of the A-pillar lower reinforcing plate 1 is in arc transition, the distance that the lower part of the side wall outer plate 3 extends out of the A-pillar lower reinforcing plate 1 is 3-5 mm, a welding space is provided for welding, and a glue coating surface is provided for glue coating; because the gluing is not sheltered from, the lower part edge of side wall planking 3 links to each other with the sealed 7 sealedly of gluing of PVC of reinforcing plate 1 under the A post, makes the gluing more convenient.
According to the utility model, the two seals are designed at the welding part of the lower reinforcing plate 1 and the side wall outer plate 3 of the A column, so that the sealing effect is better, and the risk of rainwater entering the cavity of the A column is reduced.
Specifically, as shown in fig. 1 and fig. 3, a front wheel house side reinforcing beam 8 is welded on the inner side of the upper portion of the a-pillar lower reinforcing plate 1, a front deck riser 9 is welded on the inner side of the lower portion of the a-pillar lower reinforcing plate 1, the front wheel house side reinforcing beam 8 and the front deck riser 9 and the a-pillar lower reinforcing plate 1 enclose an a-pillar cavity, the other side of the a-pillar lower reinforcing plate 1 is communicated with a passenger compartment, and the front wheel house side reinforcing beam 8 and the front deck riser 9 constitute a lower assembly.
Specifically, the first sealing between the lower reinforcing plate 1 of the a-pillar and the lower assembly is as follows: the lower reinforcing plate 1 of the A column is lap-welded with the front wheel casing side reinforcing beam 8 and the front cabin vertical plate 9, the lap joint of the lower reinforcing plate 1 of the A column and the front wheel casing side reinforcing beam 8 or the front cabin vertical plate 9 is connected in a sealing mode through spot welding glue 4, the width of the glue coating surface of the spot welding glue 4 is set to be 14-18 mm, and the first sealing effect is guaranteed.
Specifically, the second seal between the a-pillar lower reinforcing plate 1 and the lower assembly is: the welding seam of the junction of the lower reinforcing plate 1 of the A column and the front wheel cover side reinforcing beam 8 is shielded, the lap joint edge of the lower reinforcing plate 1 of the A column is connected with the front wheel cover side reinforcing beam 8 in a sealing mode through welding sealant, the width of the gluing surface of the welding sealant is set to be 3-8 mm, and the sealing effect of the welding seam is guaranteed.
Because reinforcing plate 1 under the A post wherein with the junction rubber coating of front deck riser 9 does not have the shelter from, reinforcing plate 1 and front deck riser 9's lap joint edge passes through sealed 7 sealings of PVC and links to each other under the A post, and the width of the gluey spreading surface of sealed 7 of PVC sets up to 3 ~ 8mm, makes the rubber coating more convenient.
According to the utility model, the two seals are designed at the welding part of the lower reinforcing plate 1 and the lower assembly of the A column, so that the sealing effect is better, and the risk that rainwater enters the passenger compartment from the cavity of the A column is reduced.
In conclusion, the utility model has simple integral structure and light weight, realizes the A column sealing by adopting the two sealing glue sealing modes, leads the gluing of the sealing glue to be more convenient, leads the sealing effect to be better and ensures the consistency of the sealing quality.
While the foregoing is directed to the principles of the present invention, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (10)
1.A sealing and waterproof structure of an automobile A column is characterized by comprising an A column lower reinforcing plate, a front wheel cover upper reinforcing beam and a side wall outer plate, wherein the outer side of the A column lower reinforcing plate is connected with the front wheel cover upper reinforcing beam and the side wall outer plate in a lap welding mode; the upper portion of the side-wall outer plate is separated from the front wheel cover upper reinforcing beam by a certain distance, the upper edge of the side-wall outer plate is connected with the A column lower reinforcing plate in a sealing mode, the lower portion of the side-wall outer plate extends out of the A column lower reinforcing plate by a certain distance, and the lower edge of the side-wall outer plate is connected with the A column lower reinforcing plate in a sealing mode.
2. The sealing and waterproofing structure for the a-pillar of an automobile according to claim 1, wherein: the side wall outer plate is an L-shaped plate, and one end of the side wall outer plate is connected with the lower A column reinforcing plate in a lap welding mode.
3. The sealing and waterproofing structure for the a-pillar of an automobile according to claim 1, wherein: the width of a sealing surface at the lap joint of the side wall outer plate and the lower A column reinforcing plate is 12-16 mm, and the lap joint of the side wall outer plate and the lower A column reinforcing plate is connected in a sealing mode through spot welding glue.
4. The sealing and waterproofing structure for a pillar of an automobile according to claim 3, wherein: the front wheel cover upper reinforcing beam is connected with the A-pillar lower reinforcing plate in an attached and rear arc welding mode, and the distance between the arc welding point of the front wheel cover upper reinforcing beam and the spot welding glue on the side wall outer plate is set to be 20-25 mm.
5. The sealing and waterproofing structure for the a-pillar of an automobile according to claim 1, wherein: the upper edge of the side wall outer plate is connected with the joint of the lower A column reinforcing plate in a sealing mode through a welding seam sealant, and the width of the gluing surface of the welding seam sealant is set to be 3-6 mm.
6. The sealing and waterproofing structure for a pillar of an automobile according to claim 1, wherein: the distance that the lower part of side wall planking stretches out reinforcing plate under the A post is 3 ~ 5mm, the lower part edge of side wall planking with the sealed continuous through PVC sealant of junction of reinforcing plate under the A post.
7. The sealing and waterproofing structure for a pillar of an automobile according to claim 1, wherein: the inner side of the upper part of the A-column lower reinforcing plate is welded with a front wheel cover side reinforcing beam, and the inner side of the lower part of the A-column lower reinforcing plate is welded with a front cabin vertical plate.
8. The sealing and waterproofing structure for the a-pillar of an automobile according to claim 7, wherein: the lower column A reinforcing plate is connected with the front wheel cover side reinforcing beam and the front cabin vertical plate in an overlap welding mode, the lap joint of the lower column A reinforcing plate and the front wheel cover side reinforcing beam or the front cabin vertical plate is connected in a sealing mode through spot welding glue, and the width of a spot welding glue coating surface is set to be 14-18 mm.
9. The sealing and waterproofing structure for the a-pillar of an automobile according to claim 7, wherein: the lower column A reinforcing plate is connected with the lap joint edge of the front wheel cover side reinforcing beam in a sealing mode through welding sealant, and the width of the glue coating surface of the welding sealant is set to be 3-8 mm.
10. The sealing and waterproofing structure for the a-pillar of an automobile according to claim 7, wherein: the lower reinforcing plate of the column A is connected with the lap joint edge of the front cabin vertical plate in a sealing mode through PVC sealing glue, and the width of the glue coating surface of the PVC sealing glue is set to be 3-8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220333702.1U CN216994530U (en) | 2022-02-18 | 2022-02-18 | Car A post waterproof seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220333702.1U CN216994530U (en) | 2022-02-18 | 2022-02-18 | Car A post waterproof seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216994530U true CN216994530U (en) | 2022-07-19 |
Family
ID=82392270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220333702.1U Active CN216994530U (en) | 2022-02-18 | 2022-02-18 | Car A post waterproof seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216994530U (en) |
-
2022
- 2022-02-18 CN CN202220333702.1U patent/CN216994530U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240426 Address after: 241000 No. 8, Changchun Road, Wuhu economic and Technological Development Zone, Anhui, China Patentee after: CHERY AUTOMOBILE Co.,Ltd. Country or region after: China Address before: 241000 Building 8, science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Patentee before: Chery Commercial Vehicles (Anhui) Co., Ltd. Country or region before: China |