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CN-121973858-A - Vehicle body assembly and vehicle

CN121973858ACN 121973858 ACN121973858 ACN 121973858ACN-121973858-A

Abstract

The invention provides a vehicle body assembly and a vehicle, wherein the vehicle body assembly comprises an A-pillar upper reinforcing plate, a side wall outer plate, a front top cover and a side wall water channel, wherein the side wall outer plate is connected with the A-pillar upper reinforcing plate, the side wall outer plate and the A-pillar upper reinforcing plate are enclosed to form an A-pillar cavity, the front top cover is connected with the A-pillar upper reinforcing plate, the edge of the front top cover is connected with the edge of the side wall outer plate, and the front top cover, the side wall outer plate and the A-pillar upper reinforcing plate are enclosed to form a water guide channel which is communicated with the A-pillar cavity. The water guide channel covers the three-dimensional curved surface intersection area of the front top cover, the side wall outer plate and the reinforcing plate on the A column, condensed water retained at the joint dead angle is guided into the cavity of the A column, the condensed water is automatically discharged outside the vehicle under the action of gravity, the phenomenon that the condensed water is accumulated in the vehicle body structure for a long time to cause corrosion of metal parts and damp and mildew of interior decoration materials is avoided, and the technical problem that the intersection area of the front top cover, the upper cross beam of the wind window and the side wall A column area in the prior art is easy to have hidden quality hazards due to moisture retention is solved.

Inventors

  • CHEN XINYI
  • WU JIANCUN
  • CAO GUOLIANG
  • ZHANG XIN
  • SONG WEIFENG
  • ZHANG MENG
  • ZHANG SHIYUAN

Assignees

  • 一汽解放汽车有限公司

Dates

Publication Date
20260505
Application Date
20260228

Claims (10)

  1. 1. A vehicle body assembly, comprising: A reinforcing plate (1) on the A column; the side wall outer plate (2), the side wall outer plate (2) is connected with the A column upper reinforcing plate (1), and the side wall outer plate (2) and the A column upper reinforcing plate (1) are enclosed to form an A column cavity (4); The front top cover (3), front top cover (3) with reinforcing plate (1) is connected on the A post, the edge of front top cover (3) with the edge connection of side wall planking (2), front top cover (3) side wall planking (2) and reinforcing plate (1) enclose to establish and form water conservancy diversion water course (5) on the A post, water conservancy diversion water course (5) with A post cavity (4) intercommunication sets up.
  2. 2. The vehicle body assembly according to claim 1, wherein the a-pillar upper reinforcing plate (1) is formed with a diversion trench (14), the front roof (3) and the side wall outer plate are peripherally provided with a diversion channel (5), and the diversion trench (14) is obliquely arranged downwards along the height direction of the vehicle body.
  3. 3. The vehicle body assembly according to claim 2, wherein the diversion face of the diversion trench (14) is an arcuate face that arches toward the vehicle body outer side.
  4. 4. A vehicle body assembly according to claim 2 or 3, wherein the a-pillar upper reinforcement plate (1) comprises: the first assembly section (11), the first assembly section (11) extends along the length direction of the vehicle body, and part of the side wall outer plate (2) is connected with the first assembly section (11); The second assembly section (12), the second assembly section (12) is connected with the first assembly section (11), the second assembly section (12) extends along the width direction of the vehicle body, and the front top cover (3) is connected with the second assembly section (12); The third composition section (13), the third composition section (13) is arranged at the intersection position of the first composition section (11) and the second composition section (12), the third composition section (13) is arranged in an extending mode along the height direction of the vehicle body, part of the side wall outer plate (2) is connected with the third composition section (13), and the side wall outer plate (2) and the third composition section (13) are enclosed to form the A column cavity (4); The diversion trench (14) is arranged at the intersection position of the first component section (11), the second component section (12) and the third component section (13).
  5. 5. The vehicle body assembly according to claim 4, characterized in that the flow guide groove (14) includes: A first flow guiding section (141), wherein the first flow guiding section (141) is arranged in an extending way along the extending direction of the third component section (13); the second diversion section (142) is connected with the first end of the first diversion section (141), and the second diversion section (142) is arranged in an extending mode along the extending direction of the second composition section (12); The third diversion section (143), the third diversion section (143) with the second end of first diversion section (141) is connected, third diversion section (143) are followed the perpendicular direction extension setting of the extending direction of first component section (11).
  6. 6. Body component according to claim 4, characterized in that the end of the first component section (11) remote from the flow channel (14) is provided with a first positioning hole (111) and/or the end of the second component section (12) remote from the flow channel (14) is provided with a second positioning hole (121) and/or the end of the third component section (13) remote from the flow channel (14) is provided with a third positioning hole (131).
  7. 7. The vehicle body assembly according to claim 4, characterized in that the a-pillar upper reinforcement plate (1) is provided with a first flange (15), a second flange (16) and a third flange (17), the first flange (15) being arranged extending along the upper edges of the first and second component sections (11, 12), the second flange (16) being arranged extending along the lower edges of the second and third component sections (12, 13), the third flange (17) being arranged extending along the lower edges of the first and third component sections (11, 13) and the first and second side edges of the third component section (13) being arranged opposite to each other.
  8. 8. The vehicle body assembly of claim 1, further comprising: The side top cap (6), the side edge of side top cap (6) with the side edge connection of preceding top cap (3), the bottom edge of side top cap (6) with side wall planking (2) are connected, side top cap (6) side wall planking (2) with form first cavity between reinforcing plate (1) on the A post, first cavity with water conservancy diversion water course (5) intercommunication setting.
  9. 9. The vehicle body assembly of claim 1, further comprising: Front windshield entablature planking (7), the edge of front windshield entablature planking (7) with the lower limb connection of preceding top cap (3), front windshield entablature planking (7) preceding top cap (3) with form the second cavity between reinforcing plate (1) on the A post, the second cavity with water conservancy diversion water course (5) intercommunication sets up.
  10. 10. A vehicle, characterized in that it comprises a body assembly according to any one of claims 1-9.

Description

Vehicle body assembly and vehicle Technical Field The invention relates to the technical field of vehicle bodies, in particular to a vehicle body assembly and a vehicle. Background In the white automobile body manufacturing process, the front top cover, the upper beam of the wind window and the side wall A column area form a complex joint structure due to the intersection of three-dimensional curved surfaces, and the area needs to be coated with welding glue after electrophoretic coating to prevent frost and condensation water. In the long-term use process, external moisture or condensed water is accumulated in the area, and the moisture retention causes the quality problems of rust of metal parts, damp and mildew of interior decoration materials and the like, so that the durability and the safety of the whole automobile are seriously threatened. Aiming at the technical problem that the junction of a front top cover, an upper beam of a wind window and a side wall A column area in the prior art is easy to have hidden quality trouble due to water retention, no effective solution is proposed at present. Disclosure of Invention The invention mainly aims to provide a vehicle body component and a vehicle, which are used for solving the technical problem that in the prior art, hidden quality hazards are likely to occur at the junction of a front top cover, an upper cross beam of a wind window and a side wall A column area due to water retention. In order to achieve the above object, according to one aspect of the present invention, there is provided a vehicle body assembly including an A-pillar upper reinforcement plate, a side outer panel connected to the A-pillar upper reinforcement plate, the side outer panel and the A-pillar upper reinforcement plate enclosing an A-pillar cavity, a front roof connected to the A-pillar upper reinforcement plate, an edge of the front roof connected to an edge of the side outer panel, and a diversion channel formed by enclosing the front roof, the side outer panel and the A-pillar upper reinforcement plate, the diversion channel being disposed in communication with the A-pillar cavity. Further, the A column upper reinforcing plate is provided with a diversion trench, the front top cover and the side wall outer plate are arranged in a surrounding mode to form a diversion water channel, and the diversion trench is arranged in a downward inclined mode along the height direction of the vehicle body. Further, the guide surface of the guide groove is an arc surface arched towards the outer side of the vehicle body. The A column upper reinforcing plate comprises a first composition section, a second composition section, a front top cover, a third composition section and a third composition section, wherein the first composition section is arranged in an extending mode along the length direction of a vehicle body, part of side wall outer plates are connected with the first composition section, the second composition section is arranged in an extending mode along the width direction of the vehicle body, the front top cover is connected with the second composition section, the third composition section is arranged at the intersecting position of the first composition section and the second composition section, the third composition section is arranged in an extending mode along the height direction of the vehicle body, part of side wall outer plates are connected with the third composition section, a A column cavity is formed by surrounding the side wall outer plates and the third composition section, and the diversion trench is arranged at the intersecting position of the first composition section, the second composition section and the third composition section. The diversion trench further comprises a first diversion section, a second diversion section and a third diversion section, wherein the first diversion section is arranged in an extending mode along the extending direction of the third assembly section, the second diversion section is connected with the first end of the first diversion section and is arranged in an extending mode along the extending direction of the second assembly section, the third diversion section is connected with the second end of the first diversion section, and the third diversion section is arranged in an extending mode along the perpendicular direction of the extending direction of the first assembly section. Further, one end of the first component section far away from the diversion trench is provided with a first positioning hole, and/or one end of the second component section far away from the diversion trench is provided with a second positioning hole, and/or one end of the third component section far away from the diversion trench is provided with a third positioning hole. Further, the reinforcing plate on the A column is provided with a first flanging, a second flanging and a third flanging, the first flanging is arranged along the upper edge of t