CN112208642A - Body-in-white connecting part structure - Google Patents
Body-in-white connecting part structure Download PDFInfo
- Publication number
- CN112208642A CN112208642A CN202011057143.8A CN202011057143A CN112208642A CN 112208642 A CN112208642 A CN 112208642A CN 202011057143 A CN202011057143 A CN 202011057143A CN 112208642 A CN112208642 A CN 112208642A
- Authority
- CN
- China
- Prior art keywords
- side wall
- rear surrounding
- surrounding
- white
- welding assembly
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/02—Side panels
- B62D25/025—Side sills thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/04—Door pillars ; windshield pillars
Abstract
The invention discloses a body-in-white connecting part structure. The welding device comprises a rear surrounding beam welding assembly and a side surrounding beam welding assembly, wherein the rear surrounding beam welding assembly and the side surrounding beam welding assembly are fixedly connected through a three-joint connecting piece; the rear surrounding beam welding assembly comprises a rear surrounding upper cross beam, a left rear surrounding longitudinal beam and a right rear surrounding longitudinal beam, the rear surrounding upper cross beam and the rear surrounding longitudinal beams are mutually and vertically connected, and a rear surrounding middle reinforcing beam and a rear surrounding lower reinforcing beam are connected between the left rear surrounding longitudinal beam and the right rear surrounding longitudinal beam; the side wall beam welding assembly comprises a side wall upper cross beam, a side wall stand column, a side wall B column and a side wall A column, wherein the three-joint connecting piece is respectively attached to the rear wall upper cross beam, the side wall upper cross beam and the side wall stand column. The stress structure of the side wall beam assembly and the rear wall beam assembly is more stable. The invention greatly improves the bending and twisting die performance of the body-in-white.
Description
Technical Field
The invention belongs to the technical field of white vehicle bodies, and particularly relates to a white vehicle body connecting part structure.
Background
The existing white car body structure is a white car body structure reinforced by an inner plate and a reinforcing plate, as shown in fig. 1, a side wall outer plate and the side wall inner plate are welded to increase the strength, and a rear wall outer plate and a rear wall inner plate are welded to increase the strength. The existing body-in-white structure has the following defects: the side wall inner plate and the inner reinforcing structure of the rear wall are not connected together, so that the bending and twisting performance reinforcing effect on the body-in-white is weaker; the continuously improved safety requirement of the current laws and regulations requires stronger structural support, the existing inner and outer plate structure has weak bearing force, cannot form an integral stress structure, and has insufficient stress strength for top pressure and side impact.
Disclosure of Invention
The present invention is directed to solve the above-mentioned drawbacks of the prior art, and an object of the present invention is to provide a body-in-white connection portion structure. The bending and twisting resistance of the white automobile body is improved, and the safety performance requirement of a cab is met.
The technical scheme adopted by the invention is as follows: a white car body connection part structure comprises a rear surrounding beam welding assembly and a side surrounding beam welding assembly, wherein the rear surrounding beam welding assembly and the side surrounding beam welding assembly are fixedly connected through a three-joint connecting piece; the rear surrounding beam welding assembly comprises a rear surrounding upper cross beam, a left rear surrounding longitudinal beam and a right rear surrounding longitudinal beam, the rear surrounding upper cross beam and the rear surrounding longitudinal beams are mutually and vertically connected, and a rear surrounding middle reinforcing beam and a rear surrounding lower reinforcing beam are connected between the left rear surrounding longitudinal beam and the right rear surrounding longitudinal beam; the side wall beam welding assembly comprises a side wall upper cross beam, a side wall stand column, a side wall B column and a side wall A column, wherein the three-joint connecting piece is respectively attached to the rear wall upper cross beam, the side wall upper cross beam and the side wall stand column. The stress structure of the side wall beam assembly and the rear wall beam assembly is more stable.
In a further preferred structure, the three-joint connecting piece is of a T-shaped plate structure.
In a further preferred structure, the three-joint connecting piece comprises a first connecting part, a second connecting part and a third connecting part, the first connecting part is attached to the rear wall upper cross beam, the second connecting part is attached to the side wall upper cross beam, and the third connecting part is attached to the side wall stand column.
In a further preferred structure, the rear wall longitudinal beam and the rear wall upper cross beam are connected by a Z-shaped three-surface connecting structure.
In a further preferred structure, the side wall upright posts are U-shaped beams.
In a further preferred structure, the upper end of the side wall upright post is connected with a side wall upper beam, and the side wall B post is connected with the side wall upper beam.
In a further preferable structure, the side wall A column is connected with the side wall upper cross beam through an A column joint.
In a further preferred structure, the side wall upper beam is formed into a first cavity by overlapping the inner beam and the outer beam, the A column joint is formed into a second cavity by connecting the inner part and the outer part, and the first cavity is communicated with the second cavity. Is favorable for increasing the stress strength of the structure.
The invention has the beneficial effects that: 1. the rear surrounding beam assembly and the side surrounding beam assembly are connected through the three-joint connecting piece to form a whole, so that the bending and twisting performance of the body-in-white is greatly improved; 2. after the body-in-white is reinforced according to the structure, the body-in-white can meet the stricter safety performance regulation requirement to be implemented; 3. the rear surrounding beam assembly and the side surrounding beam assembly are attached and connected on three sides, so that the stress conduction is more effective.
Drawings
FIG. 1 is a schematic diagram of a prior art structure;
FIG. 2 is a schematic view of the present invention connected by a three joint connection;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic structural view of a rear girt assembly;
FIG. 5 is a schematic view of the connection between the rear wall longitudinal beam and the rear wall upper cross beam;
FIG. 6 is a cross-sectional view of FIG. 5;
FIG. 7 is a schematic structural view of a side sill assembly;
FIG. 8 is a schematic view of the A-pillar joint structure;
fig. 9 is a schematic view of a three-joint connection.
The side wall comprises an A-side wall outer plate, a B-side wall inner plate, a C-side wall outer plate, a D-side wall inner plate, a 1-side wall beam assembly (1-1-side wall upper cross beam, 1-2-side wall longitudinal beam, 1-3-side wall middle reinforcing beam, 1-4-side wall lower reinforcing beam), a 2-side wall beam assembly (2-1-side wall upper cross beam, 2-2-side wall upright post, 2-3-side wall B post, 2-4-side wall A post, 2-5-A post joint), and a 3-three joint connecting piece (3-1-first connecting part, 3-2-second connecting part and 3-3-third connecting part).
Detailed Description
The invention will be further described in detail with reference to the following drawings and specific examples, which are not intended to limit the invention, but are for clear understanding.
As shown in fig. 2-3, the invention comprises a rear girt welding assembly 1 and a side girt welding assembly 2, wherein the rear girt welding assembly 1 and the side girt welding assembly 2 are fixedly connected through a three-joint connecting piece 3; the rear surrounding beam welding assembly 1 comprises a rear surrounding upper cross beam 1-1, a left rear surrounding longitudinal beam 1-2 and a right rear surrounding longitudinal beam 1-2, wherein the rear surrounding upper cross beam 1-1 and the rear surrounding longitudinal beam 1-2 are mutually vertically connected, and a rear surrounding middle reinforcing beam 1-3 and a rear surrounding lower reinforcing beam 1-4 are connected between the left rear surrounding longitudinal beam 1-2 and the right rear surrounding longitudinal beam 1-2; the side wall beam welding assembly 2 comprises a side wall upper cross beam 2-1, a side wall upright post 2-2, a side wall B post 2-3 and a side wall A post 2-4, wherein the three-joint connecting piece 3 is respectively attached to the rear wall upper cross beam 1-1, the side wall upper cross beam 2-1 and the side wall upright post 2-2.
As shown in fig. 2 and 9, the three-joint connector 3 has a "T" shaped plate structure. The three-joint connecting piece 3 comprises a first connecting part 3-1, a second connecting part 3-2 and a third connecting part 3-3, wherein the first connecting part 3-1 is attached to the upper beam 1-1 of the rear wall, the second connecting part 3-2 is attached to the upper beam 2-1 of the side wall, and the third connecting part 3-3 is attached to the upright post 2-2 of the side wall.
As shown in fig. 4-6, the rear wall longitudinal beam 1-2 and the rear wall upper cross beam 1-1 are connected by a Z-shaped three-surface connecting structure.
As shown in fig. 7, the side wall pillar 2-2 is a U-shaped beam. The upper end of the side wall upright post 2-2 is connected with a side wall upper beam 2-1, and the side wall B post 2-3 is connected with the side wall upper beam 2-1.
As shown in the combined figure 8, the side wall A column 2-4 is connected with the side wall upper cross beam 2-1 through an A column joint 2-5. The side wall upper beam 2-1 is a first cavity formed by lapping an inner beam and an outer beam, the A column joint 2-5 is a second cavity formed by connecting an inner part and an outer part, and the first cavity is communicated with the second cavity. Is favorable for increasing the stress strength of the structure.
The rear wall and the side wall beam assembly are connected with each other through the reinforcing piece in the form of the three-joint, so that the whole structure forms a frame type reinforcing structure, the connection part is additionally connected in the Z direction, the stress conduction in the Z direction is enhanced, and the strength structure of the jacking stress is ensured.
Those not described in detail in this specification are within the skill of the art.
Claims (8)
1. The utility model provides a white automobile body connection position structure, includes back wall beam welding assembly (1), side wall beam welding assembly (2), its characterized in that: the rear surrounding beam welding assembly (1) and the side surrounding beam welding assembly (2) are fixedly connected through a three-joint connecting piece (3); the rear surrounding beam welding assembly (1) comprises a rear surrounding upper beam (1-1) and a left rear surrounding longitudinal beam and a right rear surrounding longitudinal beam (1-2), the rear surrounding upper beam (1-1) and the rear surrounding longitudinal beam (1-2) are mutually and vertically connected, and a rear surrounding middle reinforcing beam (1-3) and a rear surrounding lower reinforcing beam (1-4) are connected between the left rear surrounding longitudinal beam and the right rear surrounding longitudinal beam (1-2); the side wall beam welding assembly (2) comprises a side wall upper beam (2-1), a side wall upright post (2-2), a side wall B post (2-3) and a side wall A post (2-4), wherein the three-joint connecting piece (3) is respectively attached to the rear wall upper beam (1-1), the side wall upper beam (2-1) and the side wall upright post (2-2).
2. A body-in-white joint structure according to claim 1, wherein: the three-joint connecting piece (3) is of a T-shaped plate structure.
3. A body-in-white joint structure according to claim 1, wherein: the three-joint connecting piece (3) comprises a first connecting part (3-1), a second connecting part (3-2) and a third connecting part (3-3), the first connecting part (3-1) is attached to the upper back wall crossbeam (1-1), the second connecting part (3-2) is attached to the upper side wall crossbeam (2-1), and the third connecting part (3-3) is attached to the side wall upright post (2-2).
4. A body-in-white joint structure according to claim 1, wherein: the rear wall longitudinal beam (1-2) and the rear wall upper cross beam (1-1) are connected by a Z-shaped three-surface connecting structure.
5. A body-in-white joint structure according to claim 1, wherein: the side wall upright posts (2-2) are U-shaped beams.
6. A body-in-white attachment site structure according to claim 1 or 5, wherein: the upper end of the side wall upright post (2-2) is connected with a side wall upper cross beam (2-1), and the side wall B post (2-3) is connected with a side wall upper cross beam (2-1).
7. A body-in-white joint structure according to claim 1, wherein: the side wall A column (2-4) is connected with the side wall upper beam (2-1) through an A column joint (2-5).
8. A body-in-white joining portion structure according to claim 7, wherein: the side wall upper beam (2-1) is a first cavity formed by overlapping an inner beam and an outer beam, the A column joint (2-5) is a second cavity formed by connecting an inner part and an outer part, and the first cavity is communicated with the second cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011057143.8A CN112208642A (en) | 2020-09-30 | 2020-09-30 | Body-in-white connecting part structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011057143.8A CN112208642A (en) | 2020-09-30 | 2020-09-30 | Body-in-white connecting part structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112208642A true CN112208642A (en) | 2021-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011057143.8A Pending CN112208642A (en) | 2020-09-30 | 2020-09-30 | Body-in-white connecting part structure |
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| CN (1) | CN112208642A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942584A (en) * | 2021-11-30 | 2022-01-18 | 东风商用车有限公司 | Beam lap joint reinforcing structure and rear wall body-in-white beam |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080238144A1 (en) * | 2007-03-26 | 2008-10-02 | Komatsu Ltd. | Cab reinforcement structure and work machine cab |
| CN101497347A (en) * | 2008-01-09 | 2009-08-05 | 德国曼商用车辆股份公司 | Frame construction for an omnibus |
| CN203958322U (en) * | 2014-05-30 | 2014-11-26 | 东风商用车有限公司 | A kind of truck body in white framed structure |
| CN206417087U (en) * | 2017-01-13 | 2017-08-18 | 河南骏通车辆有限公司 | A kind of cab framework of anti-tipping anti-fall composition deformation |
| CN206537373U (en) * | 2017-03-07 | 2017-10-03 | 上汽通用五菱汽车股份有限公司 | A kind of D posts top connection component |
| CN110040177A (en) * | 2018-01-16 | 2019-07-23 | 郑州宇通客车股份有限公司 | Vehicle frame and its reinforcement structure part, vehicle |
| CN209972584U (en) * | 2019-03-21 | 2020-01-21 | 厦门金龙汽车车身有限公司 | Body-in-white structure |
-
2020
- 2020-09-30 CN CN202011057143.8A patent/CN112208642A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080238144A1 (en) * | 2007-03-26 | 2008-10-02 | Komatsu Ltd. | Cab reinforcement structure and work machine cab |
| CN101497347A (en) * | 2008-01-09 | 2009-08-05 | 德国曼商用车辆股份公司 | Frame construction for an omnibus |
| CN203958322U (en) * | 2014-05-30 | 2014-11-26 | 东风商用车有限公司 | A kind of truck body in white framed structure |
| CN206417087U (en) * | 2017-01-13 | 2017-08-18 | 河南骏通车辆有限公司 | A kind of cab framework of anti-tipping anti-fall composition deformation |
| CN206537373U (en) * | 2017-03-07 | 2017-10-03 | 上汽通用五菱汽车股份有限公司 | A kind of D posts top connection component |
| CN110040177A (en) * | 2018-01-16 | 2019-07-23 | 郑州宇通客车股份有限公司 | Vehicle frame and its reinforcement structure part, vehicle |
| CN209972584U (en) * | 2019-03-21 | 2020-01-21 | 厦门金龙汽车车身有限公司 | Body-in-white structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942584A (en) * | 2021-11-30 | 2022-01-18 | 东风商用车有限公司 | Beam lap joint reinforcing structure and rear wall body-in-white beam |
| CN113942584B (en) * | 2021-11-30 | 2022-11-11 | 东风商用车有限公司 | Beam lap joint reinforcing structure and rear wall body-in-white beam |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210112 |
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| RJ01 | Rejection of invention patent application after publication |