CN214084469U - Vehicle body C-ring lower connecting structure and vehicle body framework assembly - Google Patents
Vehicle body C-ring lower connecting structure and vehicle body framework assembly Download PDFInfo
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- CN214084469U CN214084469U CN202022814867.4U CN202022814867U CN214084469U CN 214084469 U CN214084469 U CN 214084469U CN 202022814867 U CN202022814867 U CN 202022814867U CN 214084469 U CN214084469 U CN 214084469U
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 58
- 230000002787 reinforcement Effects 0.000 claims abstract description 37
- 239000006096 absorbing agent Substances 0.000 claims description 22
- 230000035939 shock Effects 0.000 claims description 17
- 238000003466 welding Methods 0.000 description 23
- 230000005540 biological transmission Effects 0.000 description 13
- 230000002159 abnormal effect Effects 0.000 description 4
- 239000003351 stiffener Substances 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The application discloses a vehicle body C-ring lower connecting structure and a vehicle body framework assembly, wherein the vehicle body C-ring lower connecting structure comprises a rear wheel casing inner plate reinforcing plate, a rear floor upper cross beam connecting piece, a first rear floor body, a rear longitudinal beam body and a rear floor upper cross beam body; the rear wheel cover inner plate reinforcing plate is provided with a first reinforcing arm and a second reinforcing arm; the first reinforcing arm is connected to a first rear floor body through a rear floor upper cross beam connecting piece, and the first rear floor body is connected with a rear longitudinal beam body; the second reinforcement arm is connected to the rear floor upper beam body by a rear floor upper beam connection. The connecting structure and the automobile body skeleton assembly under automobile body C ring that this application embodiment provided can improve the rigidity and the mode of automobile body.
Description
Technical Field
The application relates to the technical field of automobile parts, in particular to a C-ring lower connecting structure of an automobile body and an automobile body framework assembly.
Background
The C ring is also called an acoustic ring, and refers to an annular structure formed by side walls on two sides, a top cover beam and a rear floor beam at the rear shock absorber along the width direction of the automobile body. The durability and safety of the vehicle body are affected by the quality of the structure of the C ring of the vehicle body.
The lower C-ring connecting structure of the vehicle body (namely the lower half part of the C ring) is a key connecting position of a vehicle body framework, and related parts are various, including a rear wheel cover assembly, a rear longitudinal beam, a rear floor assembly and the like, and directly influence the rigidity and the mode of the vehicle body framework. When the rigidity is insufficient, the local deformation of the automobile body is overlarge, and the stress is concentrated, so that the automobile body is cracked; when the mode is insufficient, local resonance is caused, and abnormal sound of the vehicle body is caused.
In a C-ring lower connecting structure of a vehicle body in the related art, a rear shock absorber mounting plate and a rear wheel cover inner plate reinforcing plate are designed to have no connection or only one connection path, and the rear wheel cover inner plate reinforcing plate and a rear floor upper cross beam are designed to have no connection.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application provides a vehicle body C replacing connection structure and a vehicle body frame assembly, which can improve the rigidity and the mode of the vehicle body.
The following technical scheme is specifically adopted in the application:
one aspect of the application provides a vehicle body C-ring lower connecting structure, which comprises a rear wheel casing inner plate reinforcing plate, a rear floor upper cross beam connecting piece, a first rear floor body, a rear longitudinal beam body and a rear floor upper cross beam body;
the rear wheel house inner panel reinforcing plate is provided with a first reinforcing arm and a second reinforcing arm;
the first reinforcing arm is connected to the first rear floor body through the rear floor upper cross beam connecting piece, and the first rear floor body is connected with the rear longitudinal beam body;
the second reinforcement arm is connected to the rear floor upper beam body by the rear floor upper beam connecting member.
Preferably, the vehicle body C under-ring connecting structure includes a rear wheel house inner panel;
the rear wheel house inner panel reinforcing plate is of a groove-shaped structure with an opening, and the opening of the rear wheel house inner panel reinforcing plate is connected to the rear wheel house inner panel, so that a first hollow part is formed between the first reinforcing arm and the rear wheel house inner panel, and a second hollow part is formed between the second reinforcing arm and the rear wheel house inner panel.
Preferably, the rear floor upper cross beam connecting member comprises a first rear floor upper cross beam connecting plate and a second rear floor upper cross beam connecting plate;
one end of the first rear floor upper cross beam connecting plate is connected with the first reinforcing arm, and the other end of the first rear floor upper cross beam connecting plate is connected with the first rear floor body;
one end of the second rear floor upper cross beam connecting plate is connected with the second reinforcing arm, and the other end of the second rear floor upper cross beam connecting plate is connected with the rear floor upper cross beam body.
Preferably, the first rear floor upper cross beam connecting plate and the second rear floor upper cross beam connecting plate are both of a groove-shaped structure with an opening;
a third hollow part is arranged between the first rear floor upper cross beam connecting plate and the first rear floor body, and the third hollow part is communicated with the first hollow part to form a first cavity;
and a fourth hollow part is arranged between the second rear floor upper cross beam connecting plate and the rear floor upper cross beam body, and the fourth hollow part is communicated with the second hollow part to form a second cavity.
Preferably, the vehicle body C lower ring connecting structure comprises a rear wheel casing outer plate, and the rear wheel casing outer plate, the rear wheel casing inner plate and the rear wheel casing inner plate reinforcing plate are sequentially connected;
and part of the connecting surface of the rear wheel casing outer plate and the rear wheel casing inner plate and part of the connecting surface of the rear wheel casing inner plate reinforcing plate and the rear wheel casing inner plate correspond to two sides of the rear wheel casing inner plate.
Preferably, the vehicle body C-ring lower connecting structure includes a rear shock absorber mounting plate, which is connected to an outer wall of the rear wheel house inner plate and is located between the rear wheel house outer plate and the rear wheel house inner plate;
and one part of the connecting surface of the rear shock absorber mounting plate and the rear wheel cover inner plate and the other part of the connecting surface of the rear wheel cover inner plate reinforcing plate and the rear wheel cover inner plate are arranged on two sides of the rear wheel cover inner plate correspondingly.
Preferably, a third cavity is provided between the rear shock absorber mounting plate and the rear wheel house inner plate, the third cavity corresponding to the first hollow portion and the second hollow portion.
Another aspect of the present application provides a vehicle body frame assembly including the vehicle body under C-ring connection structure described above.
Preferably, the vehicle body frame assembly comprises a rear floor assembly, the rear floor assembly comprises a second rear floor body, and the second rear floor body is connected with a second rear floor upper cross beam connecting plate and a rear floor upper cross beam body in the vehicle body C-ring lower connecting structure respectively.
Preferably, the rear floor assembly includes a rear floor reinforcement plate connected to the second rear floor body.
The beneficial effects of the embodiment of the application at least lie in:
in the connecting structure under automobile body C ring that this application embodiment provided, the lower part of rear wheel casing inner panel reinforcing plate has two stiffener arms, these two stiffener arms can make the load pass through two different biography power routes and transmit, one of them is through rear floor entablature connecting piece and first rear floor body transmission to back longeron body, another then is through rear floor entablature connecting piece transmission to rear floor entablature body, thereby load can disperse to peripheral body construction on, consequently, these two biography power routes have improved automobile body rigidity and mode greatly, avoided the automobile body fracture that leads to because of stress concentration and the condition emergence of the automobile body abnormal sound that arouses because of the mode is not enough.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a vehicle body C-under-ring connection structure provided in an embodiment of the present application;
fig. 2 is an exploded view of a structure of a vehicle body C-under-ring connection structure according to an embodiment of the present application.
Reference numerals:
1. a rear wheel house inner panel reinforcement plate; 11. a first reinforcing arm; 12. a second reinforcing arm; 2. an upper beam connecting piece of the rear floor; 21. a first rear floor upper beam connecting plate; 22. a second rear floor upper beam connecting plate; 3. a first rear floor body; 4. a rear longitudinal beam body; 5. a rear floor upper beam body; 6. a rear wheel house inner panel; 7. a rear wheel house outer plate; 8. a rear shock absorber mounting plate; 9. a second rear floor body; 10. a rear floor stiffener;
A. a first cavity; a1, a first hollow part; a2, a third hollow part; B. a second cavity; b1, a second hollow part; b2 and a fourth hollow part.
Detailed Description
In order to make the technical solutions and advantages of the present application clearer, the following will describe the embodiments of the present application in further detail with reference to the accompanying drawings.
In the present embodiment, "inner" means a direction from the outside of the vehicle toward the vehicle body, and "inner" means a side close to the vehicle body; "outside" means a direction from the vehicle body to the outside of the vehicle, and "outside" means a side away from the vehicle body.
As shown in fig. 1, the present embodiment provides a vehicle body C-under-ring connection structure, in which two force transmission paths are provided, so that higher torsional rigidity and mode can be achieved, and further NVH (Noise, Vibration, Harshness) performance of a vehicle body can be improved.
As shown in fig. 2, the vehicle body C-ring lower connecting structure includes a rear wheel house inner panel reinforcement plate 1, a rear floor upper beam connecting member 2, a first rear floor body 3, a rear side member body 4, and a rear floor upper beam body 5.
The rear wheel house inner plate reinforcing plate 1 is provided with a first reinforcing arm 11 and a second reinforcing arm 12, wherein the first reinforcing arm 11 is connected to the first rear floor body 3 through the rear floor upper cross beam connecting piece 2, and the first rear floor body 3 is connected with the rear longitudinal beam 4, so that a first force transmission path is formed; the second reinforcement arm 12 is connected to the rear floor upper beam body 3 by the rear floor upper beam connector 2, thereby forming a second force transmission path.
The lower connecting structure of the C-ring of the vehicle body is characterized in that two reinforcing arms are arranged on the lower portion of a reinforcing plate 1 in a rear wheel casing, loads can be transmitted through two different force transmission paths through the two reinforcing arms, one of the two reinforcing arms is transmitted to a rear longitudinal beam body 4 through a rear floor upper cross beam connecting piece 2 and a first rear floor body 3, and the other reinforcing arm is transmitted to a rear floor upper cross beam body 5 through the rear floor upper cross beam connecting piece 2.
In some implementations of the embodiments of the present application, the under-loop attaching structure for the vehicle body C includes the rear wheel house inner panel 6, the rear wheel house inner panel reinforcement plate 1 is a groove-shaped structure having an opening, and the opening of the rear wheel house inner panel reinforcement plate 1 is attached to the rear wheel house inner panel 6 such that the first hollow portion a1 is provided between the first reinforcement arm 11 and the rear wheel house inner panel 6, and the second hollow portion b1 is provided between the second reinforcement arm 12 and the rear wheel house inner panel 6.
Referring to fig. 1, in the present embodiment, a rear wheel house inner panel reinforcement plate 1 has a herringbone structure or a Y-shaped structure, and has a large cross-sectional size at an upper portion and two reinforcement arms having a small cross-sectional size at a lower portion. The opening side of the rear wheel casing inner plate reinforcing plate 1 is provided with a flanging, when the opening of the rear wheel casing inner plate reinforcing plate 1 is arranged towards the rear wheel casing inner plate 6, the flanging can be directly attached to the inner wall of the rear wheel casing inner plate 6, then the flanging can be welded on the inner wall of the rear wheel casing inner plate 6, and the rear wheel casing inner plate reinforcing plate 1 forms a cavity on the rear wheel casing inner plate 6. The cavity between the first reinforcement arm 11 and the rear wheel house inner panel 6 is a first hollow portion a1, and the cavity between the second reinforcement arm 12 and the rear wheel house inner panel 6 is a second hollow portion b 1.
The rear floor upper beam connection 2 comprises a first rear floor upper beam connection plate 21 and a second rear floor upper beam connection plate 22. Wherein, one end of the first rear floor upper cross beam connecting plate 21 is connected with the first reinforcing arm 11, and the other end is connected with the first rear floor body 3; one end of the second rear floor upper cross member connecting plate 22 is connected to the second reinforcing arm 12, and the other end is connected to the rear floor upper cross member body 5.
In some embodiments, the above-mentioned connection method may be welding. Illustratively, the upper part of the first rear floor upper cross beam connecting plate 21 is welded with the first reinforcing arm 11, and is locally welded and connected to form two layers of welding edges; the lower part and the rear floor body 3 are welded into a whole, and the welding surface of the lower part of the first rear floor upper cross beam connecting plate 21 on the rear floor body 3 corresponds to the welding surface of the rear longitudinal beam body 4 on the rear floor body 3 on two sides of the rear floor body 3, so that the first rear floor upper cross beam connecting plate 21, the rear floor body 3 and the rear longitudinal beam body 4 form three layers of welding edges, and therefore, a closed first C-ring force transmission structure is formed. The upper part of the second rear floor upper beam connecting plate 22 is welded with the second reinforcing arm 12, and is locally welded and connected to form two layers of welding edges; the lower part of the second rear floor upper beam connecting plate 22 is connected with the rear floor upper beam body 5 and the rear wheel cover inner plate upper reinforcing plate, so that a closed second C-ring force transmission structure is formed.
In some implementations of embodiments of the present application, the first rear floor upper cross beam connection plate 21 and the second rear floor upper cross beam connection plate 22 are each a groove-like structure having an opening. The third hollow portion a2 is formed between the first rear floor upper cross member connecting plate 21 and the first rear floor body 3, and the third hollow portion a2 is communicated with the first hollow portion a1 to form a first cavity a. The second rear floor upper cross member connecting plate 22 and the rear floor upper cross member body 5 have a fourth hollow portion B2 therebetween, and the fourth hollow portion B2 and the second hollow portion B1 communicate with each other to form a second cavity B.
As shown in fig. 2, the openings of the first rear floor upper beam connecting plate 21 and the second rear floor upper beam connecting plate 22 are also provided with flanges, and when the two rear floor upper beam connecting plates are connected, the openings of the two rear floor upper beam connecting plates face the rear wheel casing inner plate 6 and are arranged, so that the flanges can be directly attached to the corresponding structures to be connected, and then the flanges can be welded to the corresponding structures to be connected.
After the first cavity a and the second cavity B are formed, respectively, since a cavity is also formed between the upper portion of the rear wheel house inner panel reinforcement plate 1 and the rear wheel house inner panel, and the first hollow portion a1 and the second hollow portion B1 can communicate through the cavity, the first cavity a and the second cavity B actually communicate with each other.
In some implementations of the embodiments of the present application, as shown in fig. 2, the under-C-ring connection structure of the vehicle body includes a rear wheel house outer plate 7, the rear wheel house outer plate 7, a rear wheel house inner plate 6, and a rear wheel house inner plate reinforcement plate 1 are sequentially connected, and a portion of a connection surface between the rear wheel house outer plate 7 and the rear wheel house inner plate 6 and a portion of a connection surface between the rear wheel house inner plate reinforcement plate 1 and the rear wheel house inner plate 6 correspond to both sides of the rear wheel house inner plate 6.
The rear wheel house inner plate 6 and the rear wheel house outer plate 7 can also be connected by welding, wherein, as shown in fig. 1 and 2, the upper edge of the rear wheel house inner plate 6 is connected with the upper edge of the rear wheel house outer plate 7, while the rear wheel house inner plate reinforcing plate 1 is vertically arranged on the inner wall of the rear wheel house inner plate 6, the upper part of the rear wheel house inner plate reinforcing plate extends to the upper edge of the rear wheel house inner plate 6 and continuously protrudes outwards from the edge to form a part, so that the upper part of the rear wheel house inner plate reinforcing plate 1 can be connected with the edge of the rear wheel house inner plate 6 and is connected with the rear wheel house outer plate 7 at the edge connection part; the part of the rear wheel house inner plate reinforcing plate 1 protruding out of the upper edge of the rear wheel house inner plate 6 is directly connected with the rear wheel house outer plate 7.
As shown in fig. 2, in some implementations of the embodiments of the present application, the under-C-ring vehicle body connection structure includes a rear-damper mounting plate 8, and the rear-damper mounting plate 8 is connected to an outer wall of the rear-wheel-house inner panel 6 and is located between the rear-wheel-house outer panel 7 and the rear-wheel-house inner panel 6. One part of the joint surface of the rear absorber mounting plate 8 and the rear wheel house inner plate 6 corresponds to the other part of the joint surface of the rear wheel house inner plate reinforcement plate 1 and the rear wheel house inner plate 6 on both sides of the rear wheel house inner plate 6.
The rear shock absorber mounting plate 8 can be connected to the lower portion of the rear wheel house inner panel 6 by welding, and the connection position of the rear shock absorber mounting plate 8 corresponds to the connection position of the lower portion of the rear wheel house inner panel reinforcement plate 1 on the rear wheel house inner panel 6, so that the rear shock absorber mounting plate corresponds to the other portion of the connection surface of the rear wheel house inner panel reinforcement plate 1 on the rear wheel house inner panel 6, thereby forming a three-layer welding edge and having high strength. Here, "another part" means that the joint surface of the rear wheel house inner panel reinforcement plate 1 corresponding to the rear shock absorber mounting plate 8 is different from the joint surface of the rear wheel house inner panel 6 corresponding to the rear wheel house outer panel 7, and does not refer to any part of the joint surface of the rear wheel house inner panel 6.
In the present embodiment, the rear absorber mounting plate 8 and the rear wheel house inner panel 6 have a third cavity therebetween, which corresponds to the first hollow portion a1 and the second hollow portion b 1.
The rear-damper mounting plate, depending on its structure and attachment position, also forms a cavity when it is attached to the rear-wheel-house inner panel 6, and the position of this cavity corresponds to the position of the lower portion of the rear-wheel-house inner panel reinforcement plate 1, so that the third cavity is formed on the outside of the rear-wheel-house inner panel 6, and the first hollow portion a1 and the second hollow portion b1 are formed on the inside of the rear-wheel-house inner panel 6 corresponding to the position of the third cavity. The sectional size of the whole formed by the third hollow, the first hollow portion a1 and the second hollow portion b1 is further increased, and the torsional rigidity is further improved.
To sum up, the connecting structure under automobile body C ring that this application embodiment provided possesses following advantage at least:
firstly, loads are transmitted in two complete and continuous force transmission paths through two reinforcing arms of a rear wheel cover inner plate reinforcing plate 1, one of the loads is transmitted to a rear longitudinal beam body 4 through a first rear floor upper cross beam connecting plate 21 and a first rear floor body 3, and the other load is transmitted to a rear floor upper cross beam body 5 through a second rear floor upper cross beam connecting plate 22, so that the loads can be dispersed to a peripheral vehicle body structure, the force transmission efficiency is greatly improved through the two force transmission paths, the rigidity and the mode of a vehicle body are further improved, and the conditions of vehicle body cracking caused by stress concentration and vehicle body abnormal sound caused by insufficient mode are avoided.
Secondly, the rear shock absorber mounting plate 8 and the rear wheel casing inner plate reinforcing plate 1 are correspondingly positioned on two sides of the rear wheel casing inner plate 6 to form three layers of welding edges, so that the rear shock absorber mounting plate has better strength. The third cavity formed between the rear absorber mounting plate 8 and the rear wheel house inner panel 6 corresponds to the first hollow portion a1 and the second hollow portion b1 formed between the rear absorber mounting plate 8 and the rear wheel house inner panel 6, thereby improving the torsional rigidity of the vehicle body.
Third, the second reinforcement arm 22 of the rear wheel house inner panel reinforcement 1 is aligned with the rear floor upper cross member, forming an effective force transmission path, which contributes to the improvement of the rigidity and mode of the body frame.
The embodiment of the application also provides a vehicle body framework assembly, and the vehicle body framework assembly comprises the vehicle body C-ring lower connecting structure. Therefore, the vehicle can construct two complete and continuous annular structures and force transmission paths, the rigidity and the mode of the vehicle body framework are effectively improved, and the risks of vehicle body cracking caused by stress concentration and vehicle body abnormal sound caused by insufficient modes are avoided.
In some implementations of embodiments of the present application, the vehicle body frame assembly includes a rear floor assembly, the rear floor assembly includes a second rear floor body 9, and the second rear floor body 9 is connected to the second rear floor upper cross member connecting plate 22 and the rear floor upper cross member body 5 in the vehicle body C-ring lower connecting structure, respectively. For example, the connection manner may be welding, the rear floor upper beam body 5 is welded on the second rear floor body 9, and the second rear floor upper beam connecting plate 22 is welded on the rear floor upper beam body 5 to form a whole.
In some embodiments, the rear floor assembly further comprises a rear floor reinforcement plate 10, and the rear floor reinforcement plate 10 is connected to the second rear floor body 9 to reinforce the strength of the rear floor body 9. Wherein the rear floor reinforcing plate 10, the second rear floor body 9 and the second rear floor upper cross member connecting plate 22 can form three layers of welded edges, thereby further increasing the strength.
The automobile body skeleton assembly that this application embodiment provided can adopt following assembly sequence when the assembly:
firstly, welding the rear shock absorber mounting plate 8 on the rear wheel casing inner plate 6, and then respectively welding the rear wheel casing outer plate 6 and the rear wheel casing inner plate reinforcing plate 1 on the rear wheel casing inner plate 6 to form a rear wheel casing assembly. Two three-layer welding edges are formed among the rear shock absorber mounting plate 8, the rear wheel cover inner plate 6 and the rear wheel cover inner plate reinforcing plate 1.
And secondly, welding the first rear floor upper beam connecting plate 21 and the first rear floor body 3 together to form a first rear floor sub-assembly.
And thirdly, welding the second rear floor upper cross beam connecting plate 22 and the rear floor upper cross beam body 5 together to form the rear floor upper cross beam assembly.
And fourthly, welding the rear floor reinforcing plate 10 and the second rear floor body 9 together to form a second rear floor sub-assembly.
And fifthly, welding the upper beam assembly of the rear floor formed in the third step and the second rear floor sub-assembly formed in the fourth step together to form an intermediate welding part, and then welding the rear longitudinal beam body 4 and the first rear floor sub-assembly formed in the second step on the intermediate welding part to form the rear floor assembly.
And sixthly, welding the rear wheel cover assembly to the side wall assembly, welding the rear floor assembly to the lower vehicle body assembly, and then splicing the rear wheel cover assembly to the vehicle body framework assembly.
In the present application, it is to be understood that the terms "first", "second", "third", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated.
The above description is only for facilitating the understanding of the technical solutions of the present application by those skilled in the art, and is not intended to limit the present application. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A vehicle body C ring lower connecting structure is characterized by comprising a rear wheel casing inner plate reinforcing plate (1), a rear floor upper cross beam connecting piece (2), a first rear floor body (3), a rear longitudinal beam body (4) and a rear floor upper cross beam body (5);
the rear wheel house inner panel reinforcement plate (1) is provided with a first reinforcement arm (11) and a second reinforcement arm (12);
the first reinforcing arm (11) is connected to the first rear floor body (3) through the rear floor upper cross beam connecting piece (2), and the first rear floor body (3) is connected with the rear longitudinal beam body (4);
the second reinforcement arm (12) is connected to the rear floor upper cross member body (5) through the rear floor upper cross member connection member (2).
2. The vehicle body C-under-ring connecting structure according to claim 1, characterized by comprising a rear wheel house inner panel (6);
the rear wheel house inner panel reinforcement plate (1) has a groove-like structure having an opening, and the opening of the rear wheel house inner panel reinforcement plate (1) is connected to the rear wheel house inner panel (6) such that a first hollow portion (a1) is provided between the first reinforcement arm (11) and the rear wheel house inner panel (6), and a second hollow portion (b1) is provided between the second reinforcement arm (12) and the rear wheel house inner panel (6).
3. The vehicle body C-ring lower connection structure according to claim 2, wherein said rear floor upper cross member connection member (2) includes a first rear floor upper cross member connection plate (21) and a second rear floor upper cross member connection plate (22);
one end of the first rear floor upper cross beam connecting plate (21) is connected with the first reinforcing arm (11), and the other end of the first rear floor upper cross beam connecting plate is connected with the first rear floor body (3);
one end of the second rear floor upper cross beam connecting plate (22) is connected with the second reinforcing arm (12), and the other end of the second rear floor upper cross beam connecting plate is connected with the rear floor upper cross beam body (5).
4. The vehicle body C-ring lower connecting structure according to claim 3, wherein the first rear floor upper beam connecting plate (21) and the second rear floor upper beam connecting plate (22) are each a groove-like structure having an opening;
a third hollow part (a2) is arranged between the first rear floor upper cross beam connecting plate (21) and the first rear floor body (3), and the third hollow part (a2) is communicated with the first hollow part (a1) to form a first cavity (A);
a fourth hollow part (B2) is arranged between the second rear floor upper beam connecting plate (22) and the rear floor upper beam body (5), and the fourth hollow part (B2) is communicated with the second hollow part (B1) to form a second cavity (B).
5. The vehicle body C-ring lower connection structure according to claim 2, characterized in that it comprises a rear wheel house outer plate (7), said rear wheel house inner plate (6) and said rear wheel house inner plate reinforcement plate (1) being connected in sequence;
and a part of the connecting surface of the rear wheel casing outer plate (7) and the rear wheel casing inner plate (6) corresponds to a part of the connecting surface of the rear wheel casing inner plate reinforcing plate (1) and the rear wheel casing inner plate (6) on two sides of the rear wheel casing inner plate (6).
6. The vehicle body C-ring lower connection structure according to claim 5, characterized in that it comprises a rear shock absorber mounting plate (8), said rear shock absorber mounting plate (8) being connected to an outer wall of said rear wheel house inner panel (6) and being located between said rear wheel house outer panel (7) and said rear wheel house inner panel (6);
the rear shock absorber mounting plate (8) corresponds to one part of the connecting surface of the rear wheel cover inner plate (6) and the other part of the connecting surface of the rear wheel cover inner plate reinforcing plate (1) and the rear wheel cover inner plate (6) on two sides of the rear wheel cover inner plate (6).
7. The vehicle body C-ring under-attachment structure according to claim 6, wherein a third cavity is provided between the rear-absorber mounting plate (8) and the rear-wheel-house inner plate (6), the third cavity corresponding to the first hollow portion (a1) and the second hollow portion (b 1).
8. A vehicle body frame assembly characterized in that it comprises a vehicle body C-ring lower connecting structure according to any one of claims 1 to 7.
9. The vehicle body frame assembly according to claim 8, wherein the vehicle body frame assembly comprises a rear floor assembly, the rear floor assembly comprises a second rear floor body (9), and the second rear floor body (9) is connected with a second rear floor upper cross member connecting plate (22) and a rear floor upper cross member body (5) in the vehicle body C-ring lower connecting structure, respectively.
10. The vehicle body frame assembly according to claim 9, wherein the rear floor assembly includes a rear floor reinforcement plate (10), and the rear floor reinforcement plate (10) is connected to the second rear floor body (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202022814867.4U CN214084469U (en) | 2020-11-28 | 2020-11-28 | Vehicle body C-ring lower connecting structure and vehicle body framework assembly |
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| CN202022814867.4U CN214084469U (en) | 2020-11-28 | 2020-11-28 | Vehicle body C-ring lower connecting structure and vehicle body framework assembly |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113830185A (en) * | 2021-09-15 | 2021-12-24 | 浙江吉利控股集团有限公司 | Dislocation rear wheel cover structure and automobile body and vehicle |
| CN115071840A (en) * | 2022-06-16 | 2022-09-20 | 浙江吉利控股集团有限公司 | Floor and car behind vehicle |
| CN115214785A (en) * | 2021-12-09 | 2022-10-21 | 广州汽车集团股份有限公司 | Automobile body rear portion structure and car |
| CN115230823A (en) * | 2022-07-12 | 2022-10-25 | 岚图汽车科技有限公司 | Automobile rear wheel cover assembly and automobile |
| WO2023109544A1 (en) * | 2021-12-17 | 2023-06-22 | 蔚来汽车科技(安徽)有限公司 | Vehicle and rear wheel house assembly thereof |
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2020
- 2020-11-28 CN CN202022814867.4U patent/CN214084469U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113830185A (en) * | 2021-09-15 | 2021-12-24 | 浙江吉利控股集团有限公司 | Dislocation rear wheel cover structure and automobile body and vehicle |
| CN115214785A (en) * | 2021-12-09 | 2022-10-21 | 广州汽车集团股份有限公司 | Automobile body rear portion structure and car |
| CN115214785B (en) * | 2021-12-09 | 2023-09-01 | 广州汽车集团股份有限公司 | Automobile body rear structure and car |
| WO2023109544A1 (en) * | 2021-12-17 | 2023-06-22 | 蔚来汽车科技(安徽)有限公司 | Vehicle and rear wheel house assembly thereof |
| CN115071840A (en) * | 2022-06-16 | 2022-09-20 | 浙江吉利控股集团有限公司 | Floor and car behind vehicle |
| CN115230823A (en) * | 2022-07-12 | 2022-10-25 | 岚图汽车科技有限公司 | Automobile rear wheel cover assembly and automobile |
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