CN216734513U - Vehicle body suspension fixed connection structure - Google Patents

Vehicle body suspension fixed connection structure Download PDF

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Publication number
CN216734513U
CN216734513U CN202122856794.XU CN202122856794U CN216734513U CN 216734513 U CN216734513 U CN 216734513U CN 202122856794 U CN202122856794 U CN 202122856794U CN 216734513 U CN216734513 U CN 216734513U
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China
Prior art keywords
floor
longitudinal beam
suspension
floor longitudinal
suspension mounting
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CN202122856794.XU
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Chinese (zh)
Inventor
李冰华
杨光
种刚
白团团
聂琪林
张致乾
陈晶
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Shaanxi Automobile Group Co Ltd
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Shaanxi Automobile Group Co Ltd
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Abstract

The utility model discloses a fixed connection structure for a vehicle body suspension, which comprises a floor longitudinal beam, a floor longitudinal beam connecting plate, a floor transverse beam and a suspension mounting bracket, wherein the floor transverse beam and the floor longitudinal beam connecting plate are respectively connected to two sides of the floor longitudinal beam, the floor transverse beam, the floor longitudinal beam and the floor longitudinal beam connecting plate form a cross-shaped structure, the floor longitudinal beam is connected with the suspension mounting bracket for mounting an air bag suspension, the floor longitudinal beam and the suspension mounting bracket are respectively provided with two air bag suspension mounting holes, and the two air bag suspension mounting holes are arranged along the Y direction. The suspension fixing and connecting structure is designed to be a cross-shaped structure, so that the suspension mounting points are stressed evenly and connected stably.

Description

Vehicle body suspension fixed connection structure
Technical Field
The utility model belongs to the technical field of automobile chassis, and particularly relates to a fixed connecting structure for an automobile body suspension.
Background
Along with the development and progress of society, people's requirement to car comfort level is more and more high, in order to improve commercial car product driving travelling comfort, adopts gasbag suspension structure to become the mainstream. Normally, the airbag suspension passes through the composite parts transition such as bracket and is connected with white automobile body erection, suspension mounting point atress is balanced, and is reliable and stable, nevertheless because the restriction of the heavy card arrangement condition of long-head, leads to arranging the space nervous for the airbag suspension is direct and white automobile body fixed connection, and automobile body end suspension mounting point atress is concentrated, consequently, has the automobile body end fixed connection structure of high strength, has great influence to improving driver's cabin reliability and stability.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vehicle body suspension fixed connection structure, which has uniform stress and good stability through the improvement of the structure.
The technical scheme adopted by the utility model is as follows:
a fixed connection structure for a vehicle body suspension comprises a floor longitudinal beam, a floor longitudinal beam connecting plate, a floor cross beam and a suspension mounting support.
The floor beam and the floor longitudinal beam connecting plates are respectively connected to two sides of the floor longitudinal beam, and the floor beam, the floor longitudinal beam and the floor longitudinal beam connecting plates form a cross-shaped structure.
The floor longitudinal beam is connected with a suspension mounting bracket for mounting an air bag suspension, the floor longitudinal beam and the suspension mounting bracket are respectively provided with two air bag suspension mounting holes, and the two air bag suspension mounting holes are arranged along the Y direction.
The suspension fixed connection structure is designed to be a cross-shaped structure, so that the stress of the suspension installation point is balanced, and the connection is stable.
The airbag suspension mounting holes are designed to be arranged along the Y direction, and the airbag suspension mounting holes are fixed through two points, so that the airbag suspension mounting holes cannot rotate.
Further, the floor beam is connected to the floor longitudinal beam through the suspension mounting bracket, the floor beam is welded to the side face of the suspension mounting bracket, the floor beam reinforcing plate is connected to the floor longitudinal beam and provided with the air bag suspension mounting hole, and the stress strength of the automobile body suspension fixed connection structure is enhanced through the floor longitudinal beam reinforcing plate, so that the service life is prolonged.
Furthermore, the suspension installing support comprises a connecting section and an extending section, the connecting section is connected to the floor beam, the extending section is provided with an air bag suspension installing hole, one end, close to the extending section, of the connecting section is provided with a flanging used for being connected with the floor longitudinal beam, the flanging is welded with the side vertical surface of the floor beam to form a floor beam welding assembly, the air bag suspension is connected to the extending section, and the integral structure is firmer after welding through the flanging.
Furthermore, flanges on two sides of the suspension mounting bracket are welded and fixed with the side vertical face of the floor longitudinal beam, the bottom surface of the suspension mounting bracket is welded with the bottom surface of the floor longitudinal beam, and two air bag suspension mounting holes arranged along the Y direction are coaxially arranged. The T-shaped structure of the floor rear beam frame assembly is formed, flanges are arranged on two sides of the floor longitudinal beam connecting plate, the flanges are welded and fixed with the side vertical surfaces of the floor longitudinal beam, and the bottom surface of the floor longitudinal beam connecting plate is welded and fixed with the bottom surface of the floor longitudinal beam. Form the T-shaped structure of the floor rear beam frame assembly.
Furthermore, the floor back beam assembly is of a cross-shaped structure, the floor longitudinal beam reinforcing plate is connected to one side, far away from the airbag suspension, of the floor longitudinal beam, the floor longitudinal beam reinforcing plate is fixedly connected with the floor longitudinal beam, the floor longitudinal beam reinforcing plate is welded with 3 surfaces on the whole through two side vertical surfaces and the bottom surface, two airbag suspension mounting holes arranged in the Y direction are coaxial, a floor beam frame assembly is formed, and the lower end face of the cross-shaped joint of the floor beam frame assembly is connected with the upper end face of the airbag suspension through bolts.
The utility model has the following beneficial effects:
1. according to the vehicle body suspension fixed connection structure, the suspension fixed connection structure is designed to be of a cross-shaped structure, so that the suspension mounting points are balanced in stress and stable in connection.
2. According to the vehicle body suspension fixed connection structure, the airbag suspension mounting holes are designed to be arranged along the Y direction, and the airbag suspension is fixed through two points, so that the airbag suspension cannot rotate after being mounted.
Drawings
FIG. 1 is a schematic view of a floor beam welding assembly according to the present invention.
FIG. 2 is a schematic view of a T-shaped structure of the rear beam frame assembly of the floor.
FIG. 3 is a schematic view of a T-shaped structure of the rear beam frame assembly of the floor.
FIG. 4 is a bottom view of the cross structure of the rear beam assembly of the floor of the present invention.
FIG. 5 is a top view schematically illustrating a cross-shaped structure of the rear beam assembly of the floor according to the present invention.
FIG. 6 is a cross-shaped structure of the floor beam frame assembly according to the present invention.
FIG. 7 is a schematic view of the assembly structure of the airbag suspension and floor beam assembly according to the present invention.
1-floor stringer; 2-floor stringer stiffeners; 3-floor longitudinal beam connecting plate; 4-floor beam; 5-suspending a mounting bracket; 51-a connecting segment; 52-a protruding section; 53-flanging; 6-bolt; 7-airbag suspension.
Detailed Description
The utility model is further described with reference to the following figures and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Functional details disclosed herein are merely illustrative of example embodiments of the utility model. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the utility model. When the terms "comprises," "comprising," "includes," and/or "including" are used herein, they specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.
It should also be noted that, in some alternative implementations, the functions/acts noted may occur out of the order noted in the figures. For example, two figures shown in succession may, in fact, be executed substantially concurrently, or the figures may sometimes be executed in the reverse order, depending upon the functionality/acts involved.
It should be understood that specific details are provided in the following description to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. For example, systems may be shown in block diagrams in order not to obscure the examples in unnecessary detail. In other instances, well-known processes, structures and techniques may be shown without unnecessary detail in order to avoid obscuring example embodiments.
Example 1:
as shown in fig. 1-3, a vehicle body suspension fixing and connecting structure comprises a floor longitudinal beam 1, a floor longitudinal beam connecting plate 3, a floor cross beam 4 and a suspension mounting bracket 5.
The floor beam 4 and the floor longitudinal beam connecting plate 3 are respectively connected to two sides of the floor longitudinal beam 1, and the floor beam 4, the floor longitudinal beam 1 and the floor longitudinal beam connecting plate 3 form a cross-shaped structure.
The floor longitudinal beam 1 is connected with a suspension mounting bracket 5 for mounting an air bag suspension 7, the floor longitudinal beam 1 and the suspension mounting bracket 5 are respectively provided with two air bag suspension mounting holes, and the two air bag suspension mounting holes are arranged along the Y direction.
The suspension fixed connection structure is designed to be a cross-shaped structure, so that the suspension mounting points are stressed evenly and connected stably.
The airbag suspension mounting holes are designed to be arranged along the Y direction, and the airbag suspension 7 is fixed by two points, so that the airbag suspension 7 cannot rotate after being mounted.
Example 2:
as shown in fig. 1-7, a vehicle body suspension fixing and connecting structure comprises a floor longitudinal beam 1, a floor longitudinal beam connecting plate 3, a floor cross beam 4 and a suspension mounting bracket 5.
The floor beam 4 and the floor longitudinal beam connecting plate 3 are respectively connected to two sides of the floor longitudinal beam 1, and the floor beam 4, the floor longitudinal beam 1 and the floor longitudinal beam connecting plate 3 form a cross-shaped structure.
The floor longitudinal beam 1 is connected with a suspension mounting bracket 5 for mounting an air bag suspension 7, the floor longitudinal beam 1 and the suspension mounting bracket 5 are respectively provided with two air bag suspension mounting holes, and the two air bag suspension mounting holes are arranged along the Y direction.
The suspension fixed connection structure is designed to be a cross-shaped structure, so that the suspension mounting points are stressed evenly and connected stably.
The airbag suspension mounting holes are designed to be arranged along the Y direction, and the airbag suspension 7 is fixed by two points, so that the airbag suspension 7 cannot rotate after being mounted.
The floor beam 4 is connected to the floor longitudinal beam 1 through a suspension mounting bracket 5, and the floor beam 4 is welded with the side surface of the suspension mounting bracket 5.
The floor longitudinal beam reinforcing plate is characterized by further comprising a floor longitudinal beam reinforcing plate 2 connected to the floor longitudinal beam 1, and the floor longitudinal beam reinforcing plate 2 is provided with an air bag suspension mounting hole.
Through setting up floor longeron reinforcing plate 2, strengthen automobile body suspension fixed connection structure's stress intensity, increase of service life.
The suspension mounting bracket 5 comprises a connecting section 51 and an extending section 52, wherein the connecting section 51 is connected to the floor beam 4, and the extending section 52 is provided with an air bag suspension mounting hole.
One end of the connecting section 51 close to the extending section 52 is provided with a flange 53 for connecting with the floor longitudinal beam 1.
The flanging 53 is welded with the side vertical surface of the floor beam 4 to form a floor beam 4 welding assembly.
The airbag suspension 7 is connected to the protruding section 52.
Through setting up turn-ups 53 for overall structure is more firm after the welding.
The flanges 53 on two sides of the suspension mounting bracket 5 are welded and fixed with the side vertical face of the floor longitudinal beam 1, the bottom surface of the suspension mounting bracket 5 is welded with the bottom surface of the floor longitudinal beam 1, and two air bag suspensions 7 mounting holes arranged along the Y direction are coaxially arranged. Form the T-shaped structure of the floor rear beam frame assembly.
The two sides of the floor longitudinal beam connecting plate 3 are both provided with flanges 53, the flanges 53 are welded and fixed with the side vertical surface of the floor longitudinal beam 1, and the bottom surface of the floor longitudinal beam connecting plate 3 is welded and fixed with the bottom surface of the floor longitudinal beam 1. Form the T-shaped structure of the floor rear beam frame assembly.
The floor back beam assembly is of a cross-shaped structure.
The floor longitudinal beam reinforcing plate 2 is connected to one side, far away from the air bag suspension 7, of the floor longitudinal beam 1, and the floor longitudinal beam reinforcing plate 2 is fixedly connected with the floor longitudinal beam 1.
The floor longitudinal beam reinforcing plate 2 is welded by 3 surfaces in total through two side vertical surfaces and a bottom surface, and two air bag suspension 7 mounting holes arranged along the Y direction are coaxial to form a floor beam frame assembly.
The lower end surface of the cross joint of the floor beam frame assembly is connected with the bolt 6 on the upper end surface of the air bag suspension 7.
The present invention is not limited to the above-described alternative embodiments, and various other forms of products can be obtained by anyone in light of the present invention. The above detailed description should not be taken as limiting the scope of the utility model, which is defined in the claims, and which the description is intended to be interpreted accordingly.

Claims (9)

1. The utility model provides a car body suspension fixed connection structure which characterized in that: the floor beam comprises a floor longitudinal beam (1), a floor longitudinal beam connecting plate (3), a floor cross beam (4) and a suspension mounting bracket (5);
the floor beam (4) and the floor longitudinal beam connecting plate (3) are respectively connected to two sides of the floor longitudinal beam (1), and the floor beam (4), the floor longitudinal beam (1) and the floor longitudinal beam connecting plate (3) form a cross-shaped structure;
the floor longitudinal beam (1) is connected with a suspension mounting bracket (5) used for mounting an air bag suspension (7), the floor longitudinal beam (1) and the suspension mounting bracket (5) are respectively provided with two air bag suspension mounting holes, and the two air bag suspension mounting holes are arranged along the Y direction.
2. The vehicle body suspension fixing and connecting structure according to claim 1, characterized in that: the floor beam (4) is connected to the floor longitudinal beam (1) through the suspension mounting bracket (5), and the floor beam (4) is welded and fixed with the side vertical face of the suspension mounting bracket (5).
3. The vehicle body suspension fixing and connecting structure according to claim 1, characterized in that: the suspension mounting bracket (5) comprises a connecting section (51) and an extending section (52), the connecting section (51) is connected to the floor beam (4), and the extending section (52) is provided with an air bag suspension mounting hole.
4. The vehicle body suspension fixing and connecting structure according to claim 3, characterized in that: one end of the connecting section (51) close to the extending section (52) is provided with a flanging (53) used for being connected with the floor longitudinal beam (1).
5. The vehicle body suspension fixing and connecting structure according to claim 4, characterized in that: and the flanging (53) is welded with the side vertical surface of the floor beam (4) to form a floor beam (4) welding assembly.
6. The vehicle body suspension fixing and connecting structure according to claim 3, characterized in that: the airbag suspension (7) is connected to the protruding section (52).
7. The vehicle body suspension fixing and connecting structure according to claim 1, characterized in that: the floor longitudinal beam reinforcing plate is characterized by further comprising a floor longitudinal beam reinforcing plate (2) connected to the floor longitudinal beam (1), and the floor longitudinal beam reinforcing plate (2) is provided with an air bag suspension mounting hole.
8. The vehicle body suspension fixing and connecting structure according to claim 7, characterized in that: the floor longitudinal beam reinforcing plate (2) is connected to one side, far away from the airbag suspension (7), of the floor longitudinal beam (1), and the floor longitudinal beam reinforcing plate (2) is fixedly connected with the floor longitudinal beam (1).
9. The vehicle body suspension fixing and connecting structure according to claim 7, characterized in that: the floor longitudinal beam reinforcing plate (2) is connected with the floor longitudinal beam (1) through two side vertical surfaces and a bottom surface in a welding mode.
CN202122856794.XU 2021-11-22 2021-11-22 Vehicle body suspension fixed connection structure Active CN216734513U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122856794.XU CN216734513U (en) 2021-11-22 2021-11-22 Vehicle body suspension fixed connection structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122856794.XU CN216734513U (en) 2021-11-22 2021-11-22 Vehicle body suspension fixed connection structure

Publications (1)

Publication Number Publication Date
CN216734513U true CN216734513U (en) 2022-06-14

Family

ID=81929804

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122856794.XU Active CN216734513U (en) 2021-11-22 2021-11-22 Vehicle body suspension fixed connection structure

Country Status (1)

Country Link
CN (1) CN216734513U (en)

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