CN217945344U - D-pillar bridge structure and vehicle body structure - Google Patents

Abstract

The utility model provides a D pillar bridge structure and body construction relates to automobile parts technical field. The utility model discloses a D pillar bridge structure includes D pillar bridge body, and D pillar bridge body is provided with upper portion connector and lower connector respectively along the relative both sides of automobile body direction of height, and D pillar bridge body is provided with left side connector and right side connector respectively along automobile body width direction's relative both sides, and upper portion connector, lower connector, left side connector and right side connector are used for being connected with the part that corresponds respectively. Therefore, the connectors of the D-pillar bridge structure located in four different directions can be respectively connected with other parts of the vehicle body, and when the torsional load of the vehicle body is transmitted to the D-pillar bridge structure, the D-pillar bridge structure can disperse and transmit the load to the other parts of the vehicle body to jointly bear the load, so that the bearing capacity of the D-pillar bridge area is greatly improved, namely the structural strength and the torsional rigidity of the D-pillar bridge area are improved.

Description

A D-pillar bridge structure and vehicle body structure

technical field

The utility model relates to the technical field of auto parts, in particular to a D-pillar bridge structure and a vehicle body structure.

Background technique

With the rapid growth of my country's automobile industry and economy, consumers' consumption levels are constantly upgrading, and their pursuit of quality in all aspects of automobiles is also getting higher and higher. They no longer simply focus on appearance and interior decoration, but are more concerned about the handling, safety and quality of automobiles. Comfort requirements are also getting higher and higher.

The torsional stiffness of the car body directly affects the safety, comfort and NVH (Noise, Vibration, Harshness) performance of the vehicle. The D-pillar bridging area is the key area where the car body bears torsional load. Therefore, it is very necessary to increase the structural strength of the D-pillar bridging area and to enhance the torsional rigidity of the D-pillar bridging area when designing and manufacturing the body assembly.

Utility model content

The problem solved by the utility model is how to improve the structural strength of the D-pillar bridging area and how to enhance the torsional rigidity of the D-pillar bridging area.

In order to solve the above problems, the utility model provides a D-pillar bridging structure, which includes a D-pillar bridging body. The D-pillar bridging body is respectively provided with an upper connector and a lower connector on opposite sides along the vehicle body height direction. , and the body of the D-pillar bridging body is respectively provided with a left connector and a right connector on opposite sides along the vehicle body width direction, the upper connector, the lower connector, the left connector and the The connectors on the right side are respectively used to connect with the corresponding components.

The technical effect of the utility model is: in the height direction along the vehicle body, the opposite sides of the D-pillar bridge body can be respectively provided with an upper connector and a lower connector, and the upper connector and the lower connector can be respectively used for connecting with For the connection of corresponding automobile parts, in the width direction along the vehicle body, the opposite sides of the D-pillar bridge body can also be respectively provided with a left connector and a right connector, and the left connector and the right connector can be similarly They are respectively used to connect with corresponding auto parts. Therefore, the joints of the D-pillar bridge structure located in four different directions can be respectively connected with other parts of the vehicle body. When the torsional load of the vehicle body is transmitted to the D-pillar bridge structure, the D-pillar bridge structure can distribute the load to the vehicle body. Other components are jointly loaded, thereby greatly improving the load-carrying capacity of the D-pillar bridging area, that is, improving the structural strength and torsional stiffness of the D-pillar bridging area, thereby improving the NVH performance, safety and comfort of the car body.

Preferably, the upper connecting head is used for connecting with the D-pillar structure, the lower connecting head is used for connecting with the rear longitudinal beam, the left connecting head is used for connecting with the rear wheel house reinforcement, and the right connecting head is used for connecting The head is used to connect with the rear wall of the body.

Preferably, the D-pillar bridge body includes a first bridging plate and a second bridging plate, the first bridging plate is connected to the second bridging plate and is arranged at a nominal included angle.

Preferably, the first bridge plate is provided with the upper connector, the lower connector, the left connector and the right connector, and the upper connector extends to the second bridge board, and the right connector extends to the second bridging board.

Preferably, the upper connection head is provided with a plurality of grooves at intervals.

Preferably, the lower connection head is provided with a plurality of first installation holes.

Preferably, the body of the D-pillar bridging member protrudes toward the direction close to the front of the vehicle to form a mounting surface, and the mounting surface is provided with a second mounting hole.

Preferably, the mounting surface is recessed in a direction close to the rear of the vehicle to form a rib.

Preferably, the body of the D-pillar bridge is provided with a through hole.

The utility model also provides a vehicle body structure, which includes the above-mentioned D-pillar bridge structure.

The beneficial effect of the vehicle body structure of the present invention is the same as that of the D-pillar bridge structure, and will not be repeated here.

Description of drawings

Fig. 1 is a structural schematic diagram of a D-pillar bridge structure according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of the assembly structure of the D-pillar bridge structure and related components of the embodiment of the present invention.

Explanation of reference signs:

1. D-pillar bridge body; 11. First bridge plate; 12. Second bridge plate; 13. Mounting surface; 14. Second mounting hole; 15. Concave rib; 16. Via hole; 2. Upper connector; 21. Groove; 3. Lower connector; 31. First installation hole; 4. Left connector; 5. Right connector; 6. D-pillar structure; 7. Rear longitudinal beam; 8. Reinforced rear wheelhouse 9. Body rear wall; 10. Anti-collision beam mounting plate.

detailed description

In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, specific embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings.

It should be noted that in the coordinate system XYZ provided in this article, the positive direction of the X-axis represents the right, the reverse direction of the X-axis represents the left, the positive direction of the Y-axis represents the front, the reverse direction of the Y-axis represents the rear, and the reverse direction of the Z-axis represents the rear. The positive direction represents the upward direction, and the reverse direction of the Z axis represents the downward direction. At the same time, it should be noted that the terms "first", "second", etc. in the specification and claims of the present utility model and the above-mentioned drawings are used to distinguish similar objects, and not necessarily used to describe a specific order or priority. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the invention described herein can be practiced in sequences other than those illustrated or described herein.

Referring to Fig. 1, it is a D-pillar bridging structure according to an embodiment of the present invention, which includes a D-pillar bridging body 1, and the opposite sides of the D-pillar bridging body 1 are respectively provided with upper parts along the vehicle height direction. The connector 2 and the lower connector 3, and the D-pillar bridge body 1 is respectively provided with a left connector 4 and a right connector 5 on opposite sides along the vehicle body width direction, the upper connector 2, the The lower connecting head 3 , the left connecting head 4 and the right connecting head 5 are respectively used for connecting with corresponding components.

Specifically, the D-pillar bridge structure can be arranged at the rear of the vehicle body near the rear wheel housing and the D-pillar area, and the D-pillar bridge structure can include a D-pillar bridge body 1, along the height direction of the vehicle body, that is, in FIG. 1 In the direction of the Z-axis, the side of the D-pillar bridge body 1 close to the positive direction of the Z-axis can be provided with an upper connector 2, and the side of the D-pillar bridge body 1 close to the negative direction of the Z-axis can be provided with a lower connector 3, And the upper connecting head 2 and the lower connecting head 3 can be respectively used to connect with the corresponding automobile parts, and the connecting ways can be welding, bolting and so on.

Along the width direction of the vehicle body, that is, in the direction of the X-axis in FIG. 1 , the side of the D-pillar bridge body 1 close to the positive direction of the X-axis can be provided with a right connector 5, and the D-pillar bridge body 1 is close to the X-axis. The negative side can be provided with the left connector 4, and similarly, the right connector 5 and the left connector 4 can be respectively used for connecting with corresponding automobile parts.

Therefore, the joints of the D-pillar bridge structure located in four different directions can be respectively connected with other parts of the vehicle body. When the torsional load of the vehicle body is transmitted to the D-pillar bridge structure, the D-pillar bridge structure can distribute the load to the vehicle body. Other components are jointly loaded, thereby greatly improving the load-carrying capacity of the D-pillar bridging area, that is, improving the structural strength and torsional stiffness of the D-pillar bridging area, thereby improving the NVH performance, safety and comfort of the car body.

Referring to Fig. 1, in some embodiments, the upper connector 2 is used to connect with the D-pillar structure 6, the lower connector 3 is used to connect to the rear longitudinal beam 7, and the left connector 4 is used for To be connected to the rear wheel house reinforcement 8, the right side connector 5 is used to be connected to the rear wall 9 of the vehicle body.

Specifically, in this embodiment, the D-pillar bridge body 1 can be installed at the rear of the vehicle body, and the D-pillar bridge body 1 can be arranged below the D-pillar structure 6, to the left of the rear wall 9 of the vehicle body, and to the rear longitudinal beam 7. above and to the right of the rear wheelhouse, so that the upper connector 2 can be connected with the D-pillar structure 6, the lower connector 3 can be connected with the rear longitudinal beam 7, and the left connector 4 can be connected with the rear wheelhouse reinforcement 8, The right connector 5 can be connected with the rear wall 9 of the vehicle body.

That is, the D-pillar bridge body 1 can be sequentially connected with the D-pillar structure 6, the rear longitudinal beam 7, the rear wheel housing and the rear wall of the vehicle body 9 in four different directions. When a collision occurs behind the vehicle, the D-pillar bridge body 1 The impact force received can be distributed and transmitted to other parts of the vehicle body through multiple force transmission channels, which can increase the support rigidity of the rear of the vehicle body and reduce the compression and intrusion of the rear of the vehicle body into the passenger compartment, so that the safety performance of the rear row of the vehicle can be improved. more superior.

Referring to FIG. 1 , in some embodiments, the D-pillar bridge body 1 includes a first bridging plate 11 and a second bridging plate 12 , the first bridging plate 11 is connected to the second bridging plate 12 and It is set at a calibrated included angle.

Specifically, the D-pillar bridge body 1 may include a first bridging plate 11 and a second bridging plate 12, the first bridging plate 11 may be connected to the second bridging plate 12, and the first bridging plate 11 and the second bridging plate 12 are in the form of To set the included angle, preferably, the first bridging plate 11 and the second bridging plate 12 can be integrally formed.

More specifically, in the direction along the length of the vehicle body, that is, the Y-axis direction in FIG. 1 , the second bridging plate 12 may be located on the side of the first bridging plate 11 close to the negative direction of the Y-axis. In this embodiment, the edge of the first bridging plate 11 may be connected to the edge of the second bridging plate 12 , and the angle formed by the intersection of the first bridging plate 11 and the second bridging plate 12 may be an obtuse angle. That is, in the Y-axis direction, the second bridging plate 12 can be supported by the first bridging plate 11 , which can increase the structural strength of the D-pillar bridging member body 1 itself, and further improve the structural strength and torsional rigidity of the D-pillar bridging area.

Referring to FIG. 1 , in some embodiments, the first bridging board 11 is provided with the upper connector 2 , the lower connector 3 , the left connector 4 and the right connector 5 , and the upper connecting head 2 extends to the second bridging plate 12 , and the right connecting head 5 extends to the second bridging plate 12 .

Specifically, the side of the first bridging plate 11 close to the positive direction of the Z-axis can be provided with an upper connector 2, and the side of the first bridging plate 11 close to the negative direction of the Z-axis can be provided with a lower connecting head 3. The first bridging plate 11 A right connector 5 may be provided on the side close to the positive direction of the X-axis, and a left connector 4 may be provided on the side of the first bridging plate 11 near the negative direction of the X-axis. The second bridging plate 12 can be located on the side of the first bridging plate 11 close to the negative direction of the Y axis, and the upper connecting head 2 can extend from the first bridging plate 11 to the second bridging plate 12. Similarly, the right connecting head 5 can Extending from the first bridging plate 11 to the second bridging plate 12 can increase the lengths of the upper connecting head 2 and the right connecting head 5, so that the D-pillar bridging structure can be more firmly connected to the automobile components.

Referring to FIG. 1 , in some embodiments, the upper connector 2 is provided with a plurality of grooves 21 at intervals.

Specifically, the edge of the upper connector 2 can be provided with a plurality of grooves 21 at intervals, which can make the upper connector 2 form a zigzag structure, and when the upper connector 2 is welded with the automobile parts, the connection between the upper connector 2 and the automobile parts can be increased. The welding length makes the upper connection head 2 and the automobile parts can be connected more firmly.

Referring to FIG. 1 , in some embodiments, the lower connector 3 is provided with a plurality of first installation holes 31 .

Specifically, the lower connecting head 3 may be provided with a plurality of first installation holes 31 , preferably, the first installation holes 31 may be bolt holes. In this embodiment, the lower connecting head 3 can be provided with two first installation holes 31, and the axes of the two first installation holes 31 are in the same horizontal plane, and bolts can be inserted into the first installation holes 31 to connect the rear The anti-collision beam mounting plate 10 is fixed on the lower connection head 3, and then the rear longitudinal beam 7 is welded and fixed on the rear anti-collision beam mounting plate 10, so that the rear longitudinal beam 7 can be fixed more firmly.

Referring to FIG. 1 , in some embodiments, the D-pillar bridge body 1 protrudes toward the front of the vehicle to form a mounting surface 13 , and the mounting surface 13 is provided with a second mounting hole 14 .

Specifically, the middle area of the D-pillar bridge body 1 can protrude toward the direction close to the front of the vehicle to form the installation surface 13 , and the positive direction of the Y-axis in FIG. 1 is the direction close to the front of the vehicle. The middle area of the D-pillar bridge body 1 can form a boss, and the surface of the boss can form a mounting surface 13, which is a plane. Preferably, the mounting surface 13 can be perpendicular to the horizontal plane. The mounting surface 13 can be provided with two second mounting holes 14. Preferably, the second mounting holes 14 can also be bolt holes, and the second mounting holes 14 can be bolt-connected with rear luggage net hooks to facilitate rear passengers to place luggage.

Referring to FIG. 1 , in some embodiments, the mounting surface 13 is recessed toward the rear of the vehicle to form a rib 15 .

Specifically, the central area of the mounting surface 13 may be recessed toward the rear of the vehicle to form a rib 15 , and the negative direction of the Y-axis in FIG. 1 is the direction close to the rear of the vehicle. The middle part of the installation surface 13 is designed with concave ribs 15, which can partially strengthen the structural rigidity of the installation surface 13, so that heavier luggage can be placed.

Referring to FIG. 1 , in some embodiments, the D-pillar bridge body 1 is provided with a via hole 16 .

Specifically, a via hole 16 is formed on the D-pillar bridge body 1 on the left side close to the installation surface 13 , and the negative direction of the X-axis in FIG. 1 is the left side. The through hole 16 can be passed by a welding torch, that is, the D-pillar bridge body 1 can be conveniently welded on the vehicle body during the process of forming the vehicle body.

A vehicle body structure according to another embodiment of the present invention includes the above-mentioned D-pillar bridge structure.

Although the present disclosure is disclosed as above, the protection scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and these changes and modifications will all fall within the protection scope of the present utility model.

Claims (10)

1. The utility model provides a D pillar bridge structure, characterized in that, includes D pillar bridge body (1), D pillar bridge body (1) is provided with upper portion connector (2) and lower part connector (3) respectively along the relative both sides of automobile body height direction, just D pillar bridge body (1) is provided with left side connector (4) and right side connector (5) respectively along the relative both sides of automobile body width direction, upper portion connector (2), lower part connector (3), left side connector (4) and right side connector (5) are used for being connected with corresponding part respectively.

2. A D-pillar bridge structure according to claim 1, c h a r a c t e r i z e D in that the upper connector (2) is adapted to be connected to a D-pillar structure (6), the lower connector (3) is adapted to be connected to a rear longitudinal beam (7), the left connector (4) is adapted to be connected to a rear wheel house reinforcement (8), and the right connector (5) is adapted to be connected to a rear body surround (9).

3. The D-pillar bridge structure according to claim 1, characterized in that the D-pillar bridge body (1) comprises a first bridge plate (11) and a second bridge plate (12), the first bridge plate (11) and the second bridge plate (12) being connected and arranged at a nominal angle.

4. A D-pillar bridge structure according to claim 3, characterized in that the first bridge plate (11) is provided with the upper connector (2), the lower connector (3), the left connector (4) and the right connector (5), and that the upper connector (2) extends to the second bridge plate (12) and the right connector (5) extends to the second bridge plate (12).

5. The D-pillar bridge structure according to claim 1, wherein the upper connector (2) is provided with a plurality of grooves (21) at intervals.

6. A D-pillar bridge structure according to claim 1, wherein the lower connection head (3) is provided with a plurality of first mounting holes (31).

7. The D-pillar bridge structure according to claim 1, wherein the D-pillar bridge body (1) protrudes to a direction close to a vehicle head to form a mounting surface (13), and the mounting surface (13) is provided with a second mounting hole (14).

8. The D-pillar bridge structure according to claim 7, wherein the mounting surface (13) is recessed to form a bead (15) in a direction close to a rear of the vehicle.

9. The D-pillar bridge structure according to claim 1, wherein the D-pillar bridge body (1) is provided with a via hole (16).

10. A vehicle body structure comprising a D-pillar bridge structure according to any one of claims 1-9.

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