CN215851473U - Right longitudinal beam structure and automobile - Google Patents
Right longitudinal beam structure and automobile Download PDFInfo
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- CN215851473U CN215851473U CN202120747832.5U CN202120747832U CN215851473U CN 215851473 U CN215851473 U CN 215851473U CN 202120747832 U CN202120747832 U CN 202120747832U CN 215851473 U CN215851473 U CN 215851473U
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- longitudinal beam
- reinforcing part
- reinforcing
- right longitudinal
- side member
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Abstract
The embodiment of the application provides a right longitudinal beam structure and an automobile, which comprise a right longitudinal beam inner plate and a right longitudinal beam outer plate; the first reinforcing part is fixedly connected between the right longitudinal beam inner plate and the right longitudinal beam outer plate, and the first reinforcing part is attached to the right longitudinal beam inner plate; and a second reinforcing part is arranged in the first reinforcing part and used for longitudinally supporting the right longitudinal beam inner plate. Through the right longitudinal beam structure and the automobile provided by the application, the structural rigidity of the right longitudinal beam structure can be increased, and therefore the noise of a power assembly generated in the driving process of the automobile is reduced.
Description
Technical Field
The embodiment of the application relates to the technical field of automobiles, in particular to a right longitudinal beam structure and an automobile.
Background
The NVH of the automobile refers to noise, vibration and sound vibration roughness of the automobile, is one of important indexes for evaluating the performance of the whole automobile, is also the performance which can be perceived by customers most intuitively, and directly determines the market share of the automobile.
During the running process of the automobile, the vibration noise of the power assembly is transmitted to the automobile body through the suspension system and then transmitted to the ears of passengers in the automobile to form the noise of the power assembly. The suspension system and the vehicle body are isolated by vibration through the rubber bushing, the higher the dynamic stiffness of the vehicle body is, the lower the stiffness of the bushing is, and the better the vibration isolation performance is.
When the automobile is assembled, the right side longitudinal beam of the automobile body is connected with the right suspension system, so that the design of the dynamic stiffness of the right side longitudinal beam is particularly important, and if the design stiffness is low, the vibration of the power assembly is easily transmitted to the automobile body, so that the problem of high acceleration noise of the power assembly is caused.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a right longitudinal beam structure and an automobile, and aims to increase the structural rigidity of the right longitudinal beam structure, so that the noise of a power assembly generated in the driving process of the automobile is reduced.
A first aspect of an embodiment of the present application provides a right side member structure, including a right side member inner panel and a right side member outer panel;
the first reinforcing part is fixedly connected between the right longitudinal beam inner plate and the right longitudinal beam outer plate, and the first reinforcing part is attached to the right longitudinal beam inner plate;
and a second reinforcing part is arranged in the first reinforcing part and used for longitudinally supporting the right longitudinal beam inner plate.
Optionally, the vehicle body further comprises a third reinforcing part, the third reinforcing part is fixedly connected to the inside of the right longitudinal beam inner plate, and the third reinforcing part is located at a position where the right longitudinal beam inner plate is connected with the auxiliary frame.
Optionally, a connecting portion is disposed on the second reinforcing portion, and the connecting portion is used for being fixedly connected with the suspension system.
Optionally, the connecting portion is a threaded pipe, a connecting hole is formed in the right longitudinal beam inner plate, and the connecting hole corresponds to the end portion of the threaded pipe.
Optionally, a mounting groove is formed in the second reinforcing portion, the size of the mounting groove is matched with that of a threaded pipe, and the threaded pipe is embedded in the mounting groove.
Optionally, the cross section of the first reinforcing part is provided with a U shape, and an opening of the U shape of the first reinforcing part faces the direction of the right side rail outer plate.
Optionally, the number of the second reinforcement parts is plural; the plurality of second reinforcing parts are uniformly distributed at intervals in the first reinforcing part.
Optionally, the edge of each second reinforcement portion is provided with an abutment portion; and the second reinforcement parts at different positions have different abutting parts; wherein, the abutting parts of the second reinforcing parts at different positions have different positions and sizes at the second reinforcing parts.
Optionally, a plurality of lightening holes are formed in each of the first reinforcing part, the second reinforcing part and the third reinforcing part.
A second aspect of the embodiments of the present application provides an automobile, including a right side rail structure as provided in the first aspect of the embodiments of the present application.
Has the advantages that:
the application provides a right longeron structure, through setting up first rib between right longeron inner panel and right longeron planking, make first rib be located the position that right longeron and suspension device are connected, and make first rib and the laminating of right longeron inner panel, make first rib at first can form whole support to whole right longeron, then set up the second rib in first rib, utilize the second rib vertically to support right longeron inner panel, and the second rib also forms the support to first rib simultaneously, so just strengthened the bulk rigidity of right longeron structure, the power assembly noise that the car produced at the in-process of traveling has been reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be 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 that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic overall structural view of a prior art right stringer;
FIG. 2 is a schematic structural diagram of a prior art right side rail after hiding a right side rail outer plate;
FIG. 3 is a schematic structural view of a right side member hidden by an outer plate of the right side member according to an embodiment of the present application;
FIG. 4 is a schematic structural diagram illustrating a connection location of a right side rail inner panel and a suspension device according to an embodiment of the present application;
FIG. 5 is a schematic plan view of a connection location of a right side rail inner panel and a suspension device according to an embodiment of the present application;
fig. 6 is a schematic structural view of a second reinforcing part and a third reinforcing part according to an embodiment of the present application.
Description of reference numerals: 1. a right longitudinal beam inner plate; 11. connecting holes; 2. a right stringer outer panel; 3. a first reinforcing portion; 4. a second reinforcement portion; 41. a threaded pipe; 42. mounting grooves; 5. a third reinforcing portion; 6. an abutting portion; 7. lightening holes; 8. a reinforcing plate.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Example one
In the related art, referring to fig. 1 and 2, a right side rail structure includes a right side rail inner panel 1 and a right side rail outer panel 2, wherein the right side rail inner panel 1 has a U-shaped cross section, the right side rail outer panel 2 is installed at an opening of the U-shaped right side rail inner panel 1, and the shape of the right side rail outer panel 2 is matched with the opening of the right side rail inner panel 1.
Referring to fig. 1 and 2, two reinforcing plates 8 are arranged between the right longitudinal beam inner plate 1 and the right longitudinal beam outer plate 2 and at the position where the right longitudinal beam is connected with the suspension system, and the reinforcing plates 8 longitudinally support the right longitudinal beam inner plate 1 along the vertical direction. However, the internal structure of the right longitudinal beam structure is weak, so that the dynamic stiffness of a right suspension system is low, the vibration isolation is poor, the vibration of the power assembly is easily transmitted to the vehicle body, the problem that the acceleration noise of the power assembly is large is caused, and the risk of accelerating rumbling exists.
In view of this, the present embodiment of the application provides a right side rail structure, and referring to fig. 1 and 3, the right side rail structure includes a right side rail inner panel 1 and a right side rail outer panel 2, a first reinforcing portion 3 is disposed between the right side rail inner panel 1 and the right side rail outer panel 2, the first reinforcing portion 3 is located at a position where the right side rail inner panel 1 is connected to a suspension device, wherein a cross-sectional shape of the first reinforcing portion 3 is U-shaped, and an overall shape of the first reinforcing portion 3 is adapted to a shape of the right side rail inner panel 1.
During assembly, the first reinforcing part 3 is embedded into the right longitudinal beam inner plate 1, so that the first reinforcing part 3 is completely attached to the inner wall of the right longitudinal beam inner plate 1, the first reinforcing part 3 is welded with the right longitudinal beam inner plate 1, and the position where the right longitudinal beam inner plate 1 is connected with the suspension device can be integrally supported by the first reinforcing part 3.
Referring to fig. 3 and 4, a second reinforcing part 4 is arranged in the first reinforcing part 3, the second reinforcing part 4 is arranged along the length direction perpendicular to the right longitudinal beam inner plate 1, and the second reinforcing part 4 is welded with the first reinforcing part 3, so that the second reinforcing part 4 can longitudinally support the right longitudinal beam inner plate 1 to form a local support, and then the whole support of the first reinforcing part 3 is combined, so that the whole rigidity of the right longitudinal beam structure is increased, in the driving process of an automobile, the vibration of a power assembly transmitted to the automobile body can be reduced, the noise of the power assembly is reduced, and the comfort of a user is improved.
Referring to fig. 3 and 4, in order to improve the supporting effect of the second reinforcing part 4, the second reinforcing part 4 may be provided in plurality, and the plurality of second reinforcing parts 4 are uniformly distributed in the first reinforcing part 3 at intervals, in the present embodiment, there are two second reinforcing parts 4, and the two second reinforcing parts 4 are both U-shaped plate-shaped as a whole, but the two second reinforcing parts 4 may be locally different due to the difference in the positions of the two second reinforcing parts 4.
Likewise, when the second reinforcing portions 4 are provided in three, four, or more, the shape of each second reinforcing portion 4 may also be different.
Referring to fig. 4 and 5, an abutting portion 6 is provided on an edge of each second reinforcing portion 4, the abutting portion 6 is attached to and welded to the inner top surface and the inner bottom surface of the first reinforcing portion 3, and the abutting portion 6 and the second reinforcing portion 4 are integrally formed; due to the different positions of the second reinforcing portion 4 in the first reinforcing portion 3, the abutting portions 6 on the second reinforcing portion 4 are different, specifically, the positions and sizes of the abutting portions 6 on the second reinforcing portion 4 at different positions are different on the second reinforcing portion 4.
Referring to fig. 3 and 6, in order to further improve the rigidity of the right side member structure, a third reinforcing portion 5 is further provided in the right side member inner panel 1, the third reinforcing portion 5 is located at a position where the right side member inner panel 1 is connected to the sub-frame, the third reinforcing portion 5 is similarly U-shaped as a whole, but the third reinforcing portion 5 is provided in a direction perpendicular to the longitudinal direction of the right side member inner panel 1. Meanwhile, abutting parts 6 are integrally formed on the edges of the top and the bottom of the third reinforcing part 5, and the abutting parts 6 of the third reinforcing part 5 are attached to and welded and fixed with the inner top surface and the inner top surface of the right longitudinal beam inner plate 1.
In the related art, when the suspension device and the right side member are connected, the suspension device is directly abutted against the right side member inner panel 1, and thus the rigidity of the right side member is also affected.
In this embodiment, referring to fig. 4, the second reinforcing portion 4 is further provided with a connecting portion, and the connecting portion can be fixedly connected with the suspension device, so as to reinforce the connection between the right side member inner panel 1 and the suspension device, so that the space can be fully utilized to form a cavity structure, and the structural rigidity of the right side member is further increased.
Referring to fig. 4 and 6, in the present embodiment, the connection portion is a threaded pipe 41, and an installation groove 42 is provided in the second reinforcing portion 4, the installation groove 42 is formed by bending a part of the plate body of the second reinforcing portion 4 inward, the size of the installation groove 42 is adapted to the size of the threaded pipe 41, and the threaded pipe 41 is fitted into and welded to the installation groove 42 during assembly. Meanwhile, the right longitudinal beam inner plate 1 is provided with connecting holes 11, the number of the connecting holes 11 is the same as that of the second reinforcing parts 4, the positions of the connecting holes 11 correspond to the positions of the end parts of the threaded pipes 41, the first reinforcing part 3 is provided with matching holes (not shown in the figure) with the same number and positions as those of the connecting holes 11, and the suspension device is provided with matched bolts. When the suspension device and the right longitudinal beam are assembled, the suspension device and the right longitudinal beam can be connected by screwing the corresponding bolts into the threaded pipes 41, so that the structural rigidity of the right longitudinal beam is further improved.
Referring to fig. 6, a plurality of lightening holes 7 are formed in each of the first reinforcing portion 3, the second reinforcing portion 4 and the third reinforcing portion 5, and the weight of the first reinforcing portion 3, the second reinforcing portion 4 and the third reinforcing portion 5 itself can be reduced by the lightening holes 7, thereby reducing the weight of the right side member and the entire vehicle body.
Meanwhile, the right longitudinal beam structure provided by the embodiment has universality and is more beneficial to platform development.
Example two
Based on the same inventive concept, the embodiment of the application provides an automobile which comprises the right longitudinal beam structure provided by the embodiment one of the application.
It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.
It should also be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, relational terms such as "first" and "second" are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions or should not be construed as indicating or implying relative importance. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or terminal equipment comprising the element.
The technical solutions provided by the present application are described in detail above, and the principles and embodiments of the present application are described herein by using specific examples, which are only used to help understanding the present application, and the content of the present description should not be construed as limiting the present application. While various modifications of the illustrative embodiments and applications will be apparent to those skilled in the art based upon this disclosure, it is not necessary or necessary to exhaustively enumerate all embodiments, and all obvious variations and modifications can be resorted to, falling within the scope of the disclosure.
Claims (10)
1. A right longeron structure which characterized in that:
comprises a right longitudinal beam inner plate (1) and a right longitudinal beam outer plate (2);
the first reinforcing part (3) is fixedly connected between the right longitudinal beam inner plate (1) and the right longitudinal beam outer plate (2), and the first reinforcing part (3) is attached to the right longitudinal beam inner plate (1);
and a second reinforcing part (4) is arranged in the first reinforcing part (3), and the second reinforcing part (4) is used for longitudinally supporting the right longitudinal beam inner plate (1).
2. The right side member structure according to claim 1, wherein:
still include third rib (5), third rib (5) fixed connection in right side longeron inner panel (1), third rib (5) are located the position that right side longeron inner panel (1) and sub vehicle frame are connected.
3. The right side member structure according to claim 1, wherein:
and the second reinforcing part (4) is provided with a connecting part which is used for being fixedly connected with the suspension system.
4. The right side member structure according to claim 3, wherein:
the connecting portion is a threaded pipe (41), a connecting hole (11) is formed in the right longitudinal beam inner plate (1), and the connecting hole (11) corresponds to the end portion of the threaded pipe (41).
5. The right side member structure according to claim 4, wherein:
the second reinforcing part (4) is provided with an installation groove (42), the size of the installation groove (42) is matched with that of a threaded pipe (41), and the threaded pipe (41) is embedded in the installation groove (42).
6. The right side member structure according to claim 1, wherein:
the cross section of the first reinforcing part (3) is U-shaped, and the opening of the U-shaped first reinforcing part (3) faces the direction of the right longitudinal beam outer plate (2).
7. The right side member structure according to any one of claims 3 to 5, wherein:
the number of the second reinforcing parts (4) is multiple; the second reinforcements (4) are uniformly spaced within the first reinforcement (3).
8. The right side member structure according to claim 7, wherein:
the edge of each second reinforcing part (4) is provided with an abutting part (6); and the second reinforcements (4) at different positions have different abutment portions (6); wherein the abutting sections (6) of the second reinforcing sections (4) located at different positions are different in position and size in the second reinforcing sections (4).
9. The right side member structure according to claim 2, wherein:
the first reinforcing part (3), the second reinforcing part (4) and the third reinforcing part (5) are all provided with a plurality of lightening holes (7).
10. An automobile, characterized in that:
comprising a right stringer structure according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120747832.5U CN215851473U (en) | 2021-04-13 | 2021-04-13 | Right longitudinal beam structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120747832.5U CN215851473U (en) | 2021-04-13 | 2021-04-13 | Right longitudinal beam structure and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215851473U true CN215851473U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120747832.5U Active CN215851473U (en) | 2021-04-13 | 2021-04-13 | Right longitudinal beam structure and automobile |
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| Country | Link |
|---|---|
| CN (1) | CN215851473U (en) |
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2021
- 2021-04-13 CN CN202120747832.5U patent/CN215851473U/en active Active
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