CN220114698U - Front engine room supporting rod assembly - Google Patents
Front engine room supporting rod assembly Download PDFInfo
- Publication number
- CN220114698U CN220114698U CN202321607575.0U CN202321607575U CN220114698U CN 220114698 U CN220114698 U CN 220114698U CN 202321607575 U CN202321607575 U CN 202321607575U CN 220114698 U CN220114698 U CN 220114698U
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- China
- Prior art keywords
- beam body
- reinforcing
- shock absorber
- mounting plate
- support bar
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- 239000006096 absorbing agent Substances 0.000 claims abstract description 31
- 230000035939 shock Effects 0.000 claims abstract description 31
- 230000003014 reinforcing effect Effects 0.000 claims description 45
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 238000009826 distribution Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a front engine room supporting rod assembly, which comprises: the two ends of the beam body are respectively and correspondingly connected with the left front shock absorber mounting plate and the right front shock absorber mounting plate, and the cross section of the beam body in the width direction is rectangular; the stiffening beam is arranged in the middle of the beam body, one end of the stiffening beam is connected with the beam body, and the other end of the stiffening beam is connected with the front wall assembly of the automobile; the reliable mounting point is beneficial to providing for other part structures in the front engine room; the stiffening beam is arranged in the middle of the beam body, so that the overall structural strength of the front cabin is improved, a triangle-like structure is formed among the beam body, the automobile front coaming, the left front shock absorber mounting plate, the right front shock absorber mounting plate and other structures, and the overall torsional strength and the front deformation resistance are improved; meanwhile, the arrangement in the middle is beneficial to forming opposite symmetrical arrangement, the distribution is reasonable, and the structure is simple.
Description
Technical Field
The utility model belongs to the technical field of automobile parts, and particularly relates to a front engine room supporting rod assembly.
Background
The cabin supporting rod assembly is used as a common connecting structure, and plays roles of reinforcing the front cabin assembly, reinforcing the dynamic rigidity of the front damper mounting plate assembly and the like in the whole vehicle. The traditional cabin supporting rod mostly adopts circular steel pipes, and the two ends of the circular steel pipes are correspondingly welded with the left front shock absorber mounting plate and the right front shock absorber mounting plate to improve the front-end yaw stability, dynamic rigidity and other performances of the front shock absorber mounting plate assembly. In the structure, the structural strength of the front cabin assembly is reinforced only by a single supporting rod, and the strength improvement effect is limited; in addition, the structure is limited to the structural form of the circular steel tube, so that effective mounting points cannot be provided for other parts in the engine room, and the arrangement and the mounting of other parts are not facilitated.
Therefore, the structure of the existing front cabin support rod assembly is required to be optimally designed so as to improve the overall structural strength of the front cabin; meanwhile, the arrangement and the installation of other parts in the front engine room can be facilitated, the structure is simplified, and the cost is reduced.
Disclosure of Invention
Therefore, the utility model aims to provide the front engine room supporting rod assembly, which has a simple structure, can effectively improve the overall structural strength of the front engine room, and can facilitate the arrangement and installation of other parts in the front engine room and reduce the cost.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a front nacelle support bar assembly comprising: the two ends of the beam body are respectively and correspondingly connected with the left front shock absorber mounting plate and the right front shock absorber mounting plate, and the cross section of the beam body in the width direction is rectangular; the stiffening beam is arranged in the middle of the beam body, one end of the stiffening beam is connected with the beam body, and the other end of the stiffening beam is connected with the front wall assembly of the automobile.
Further, the stiffening beam is fixedly connected to the rear side face of the beam body, the whole body is of a T-shaped structure, and the stiffening members are fixedly connected to the two lateral sides of the joint of the stiffening beam and the beam body respectively.
Further, the reinforcing pieces on two sides of the reinforcing beam are symmetrically arranged relative to the center of the reinforcing beam.
Further, one end of the reinforcing beam corresponding to the automobile front wall assembly is fixedly connected with the water flow groove supporting frame of the front wall assembly.
Further, the two ends of the beam body are respectively and correspondingly provided with a mounting hole I which penetrates from top to bottom and is used for being connected with the left front shock absorber mounting plate and a mounting hole II which is used for being connected with the right front shock absorber mounting plate.
Further, a reinforcing sleeve I is arranged in the beam body at a position corresponding to the mounting hole I, one end of the reinforcing sleeve I is fixedly connected with the beam body, and a gap is reserved between the other end of the reinforcing sleeve I and the inner side surface of the beam body;
the position of this internal corresponding mounting hole II of crossbeam is equipped with the sleeve pipe II that strengthens, and sleeve pipe II's one end and crossbeam body fixed connection, the other end leaves the clearance with the medial surface of crossbeam body.
Further, the two mounting holes I and the two mounting holes II at the two ends of the beam body are respectively arranged in parallel along the width direction of the beam body; the reinforcing sleeve I and the reinforcing sleeve II are integrated, and corresponding through holes are formed in the number corresponding to the number of the mounting holes I and the number corresponding to the number of the mounting holes II.
Further, a plurality of rivet nuts used for providing mounting points for front cabin parts are fixedly connected to the side face of the cross beam body.
Further, the cross beam body and the reinforcing beam are all aluminum alloy sections.
Compared with the prior art, the utility model has the following beneficial effects:
in the utility model, the cross section of the cross beam body in the width direction is rectangular, namely the peripheral side surface of the cross beam body is a plane, which is beneficial to providing reliable mounting points for other part structures in the front engine room; the middle part of the beam body is provided with the stiffening beam, so that the overall structural strength of the front cabin can be further improved on the original basis; specifically, the middle part of the beam body is connected with the automobile front wall assembly, so that a triangle-like structure is formed among the beam body, the automobile front wall plate, the left front shock absorber mounting plate, the right front shock absorber mounting plate and other structures, and the overall torsional strength and the front deformation resistance are improved; meanwhile, the arrangement in the middle is beneficial to forming opposite symmetrical arrangement, the distribution is reasonable, and the structure is simple.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
FIG. 1 is a schematic view of the whole structure of the present utility model
FIG. 2 is a schematic top view of the connection of the stiffening beam to the beam body
Fig. 3 is a left-hand schematic view of a beam body
FIG. 4 is a schematic axial structure of a reinforcing sleeve I and a reinforcing sleeve II
Reference numerals: 1-a beam body; 101-a mounting hole I; 102-a mounting hole II; 103-reinforcing sleeve I; 104-reinforcing sleeve II; 2-reinforcing beams; 3-a front left shock absorber mounting plate; 4-a front right shock absorber mounting plate; 5-a dash panel; 6-a flume support frame; 7-a stiffener; 8-a front cabin wire harness mounting bracket; 9-rivet nut.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the illustrations provided in the following embodiments are merely for explaining the basic idea of the present utility model, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Referring to fig. 1-4, a front nacelle support bar assembly, comprising: the beam body 1, two ends of the beam body 1 are respectively and correspondingly connected with the left front shock absorber mounting plate 3 and the right front shock absorber mounting plate 4, such as welding, the left front shock absorber mounting plate 3 and the right front shock absorber mounting plate 4 are generally high-pressure vacuum thin-wall aluminum castings, and the stability of the left front shock absorber mounting plate 3 and the right front shock absorber mounting plate 4 is improved through the connection of the beam body 1; the cross section of the cross beam body 1 in the width direction is rectangular, namely the peripheral side surface of the cross beam body is a plane, so that reliable mounting points are provided for other part structures in the front engine room; the stiffening beam 2 is arranged in the middle of the beam body 1, one end of the stiffening beam 2 is connected with the beam body 1, and the other end of the stiffening beam is connected with a front wall assembly of the automobile; the middle part of the beam body 1 is connected with the automobile front wall assembly, so that a triangle-like structure is formed among the beam body 1, the automobile front wall plate 5, the left front shock absorber mounting plate 3, the right front shock absorber mounting plate 4 and other structures, and the overall torsional strength and the front deformation resistance are improved; meanwhile, the arrangement in the middle is beneficial to forming opposite symmetrical arrangement, the distribution is reasonable, and the structure is simple.
In this embodiment, the stiffening beam 2 is fixedly connected to the rear side surface of the beam body 1, generally in welded connection, and has a T-shaped overall structure, and the T-shaped structure is simple; and be connected with reinforcement 7 respectively in the horizontal both sides of stiffening beam 2 and crossbeam body 1 junction, like the welding, horizontal here refers to the transverse of car automobile body, and the width direction of stiffening beam 2 promptly does benefit to the intensity that further promotes overall structure through setting up reinforcement 7.
In this embodiment, the reinforcing members 7 on both sides of the reinforcing beam 2 are symmetrically arranged with respect to the center of the reinforcing beam 2, that is, are bilaterally symmetrical along the central axis of the reinforcing beam 2, and have a tight structure; meanwhile, as the stiffening beam 2 and the beam body 1 are of a T-shaped structure, the two ends of the stiffening member 7 are provided with 45-degree cuts, and the symmetrical arrangement is beneficial to blanking processing of the stiffening member 7, so that universality is improved.
In this embodiment, one end of the reinforcing beam 2 corresponding to the front wall assembly is fixedly connected with the gutter support 6 of the front wall assembly; the gutter support 6 encloses a ring-shaped reinforcing structure between the gutter body, the dash panel 5 and the gutter support, but for the pedestrian protection performance of the vehicle, the weaker the structural rigidity of the gutter support 6 is required, the weaker the structural strength of the gutter support 6 is, so that the lower front windshield cross beam X-direction rigidity is insufficient, when the lower front windshield cross beam X-direction rigidity is consistent with the excitation of the engine, the lower frequency booming sound is finally caused, the structural strength of the cross beam body 1 is enhanced by connecting the reinforcing beam 2 to the gutter support 6, and the structural rigidity of the gutter support 6 is enhanced, so that the NVH is reduced.
In this embodiment, two ends of the beam body 1 are respectively and correspondingly provided with a mounting hole i 101 penetrating from top to bottom and used for being connected with the left front shock absorber mounting plate 3 and a mounting hole ii 102 used for being connected with the right front shock absorber mounting plate 4; the detachable connection with the left front shock absorber mounting plate 3 and the right front shock absorber mounting plate 4 is facilitated through the preset mounting holes, the assemblability is improved, and the production process is simplified.
In this embodiment, a reinforcing sleeve i 103 is disposed in the beam body 1 at a position corresponding to the mounting hole i 101, one end of the reinforcing sleeve i 103 is fixedly connected with the beam body 1, typically by welding, and a gap is reserved between the other end and the inner side surface of the beam body 1, where the gap is preferably between 0.5 mm and 1.5 mm;
a reinforcing sleeve II 104 is arranged in the beam body at a position corresponding to the mounting hole II 102, one end of the reinforcing sleeve II 104 is fixedly connected with the beam body 1, generally welded, and a gap (see R in FIG. 3) is reserved between the other end of the reinforcing sleeve II and the inner side surface of the beam body 1, wherein the gap is preferably between 0.5 and 1.5 mm;
in the structural design, the structural strength of the mounting point of the beam body 1 can be improved by arranging the reinforcing sleeve at the position corresponding to the mounting hole, so that the beam body 1 is prevented from being damaged by overlarge torsional force when bolts are punched; meanwhile, the assembly property can be improved by reserving a gap at one side, and the reserved gap is compensated by the pretightening force of the bolt.
In this embodiment, the two mounting holes i 101 and the two mounting holes ii 102 at two ends of the beam body 1 are respectively arranged side by side along the width direction of the beam body 1, and the two mounting holes are arranged to ensure the connection stability of the connection point, and prevent rotation, and the other two mounting holes do not occupy too large space, so that the number of mounting holes can be increased adaptively when the arrangement positions are enough; the reinforcing sleeve I103 and the reinforcing sleeve II 104 are integrated, and corresponding through holes are formed in the number corresponding to the number of the mounting holes I101 and the mounting holes II 102, so that the structure and the mounting can be simplified by arranging the reinforcing sleeve I103 and the reinforcing sleeve II 104 into an integrated piece;
in practice, in order to achieve better positioning, one mounting hole is generally selected as a main positioning hole at one end of the beam body 1, and one hole is correspondingly selected as an auxiliary positioning hole at the other end, wherein the auxiliary positioning hole is designed into a waist-shaped hole structure.
In this embodiment, a plurality of rivet nuts 9 for providing mounting points for the front cabin components are fixedly connected to the side surface of the beam body 1; such as welding; other parts can be mounted conveniently through a preset rivet nut 9, for example, a front cabin wire harness mounting bracket 8 is connected to one end of the beam body 1 through rivet.
In this embodiment, the beam body 1 and the reinforcing beam 2 are both aluminum alloy sections, and the aluminum alloy sections are advantageous for lightweight design of automobiles, so that the die sinking cost can be reduced.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (9)
1. A front nacelle support bar assembly, comprising:
the cross beam body (1), two ends of the cross beam body (1) are respectively connected with the left front shock absorber mounting plate (3) and the right front shock absorber mounting plate (4) correspondingly, and the cross section of the cross beam body (1) in the width direction is rectangular;
the stiffening beam (2), the middle part of crossbeam body (1) is located to stiffening beam (2), and its one end is connected with crossbeam body (1), and the other end is connected with the preceding enclose assembly of car.
2. A front nacelle support bar assembly according to claim 1, wherein: the stiffening beam (2) is fixedly connected to the rear side face of the beam body (1), is of a T-shaped structure as a whole, and is fixedly connected with reinforcing pieces (7) on two lateral sides of the joint of the stiffening beam (2) and the beam body (1) respectively.
3. A front nacelle support bar assembly according to claim 2, wherein: the reinforcing pieces (7) on two sides of the reinforcing beam (2) are symmetrically arranged relative to the center of the reinforcing beam (2).
4. A front nacelle support bar assembly according to claim 1, wherein: one end of the reinforcing beam (2) corresponding to the automobile front wall assembly is fixedly connected with a water flow groove supporting frame (6) of the front wall assembly.
5. A front nacelle support bar assembly according to claim 1, wherein: the two ends of the beam body (1) are respectively and correspondingly provided with a mounting hole I (101) which penetrates up and down and is used for being connected with the left front shock absorber mounting plate (3) and a mounting hole II (102) which is used for being connected with the right front shock absorber mounting plate (4).
6. A front nacelle support bar assembly according to claim 5, wherein: a reinforcing sleeve I (103) is arranged in the beam body (1) corresponding to the mounting hole I (101), one end of the reinforcing sleeve I (103) is fixedly connected with the beam body (1), and a gap is reserved between the other end of the reinforcing sleeve I and the inner side surface of the beam body (1);
the beam body is internally provided with a reinforcing sleeve II (104) corresponding to the mounting hole II (102), one end of the reinforcing sleeve II (104) is fixedly connected with the beam body (1), and a gap is reserved between the other end of the reinforcing sleeve II and the inner side surface of the beam body (1).
7. A front nacelle support bar assembly according to claim 6, wherein: the two mounting holes I (101) and the two mounting holes II (102) at the two ends of the beam body (1) are respectively arranged in parallel along the width direction of the beam body (1); the reinforcing sleeve I (103) and the reinforcing sleeve II (104) are integrated, and corresponding through holes are formed in the number of corresponding mounting holes I (101) and the number of corresponding mounting holes II (102).
8. A front nacelle support bar assembly according to claim 1, wherein: and a plurality of rivet nuts (9) used for providing mounting points for front cabin parts are fixedly connected to the side face of the cross beam body (1).
9. A front nacelle support bar assembly according to claim 1, wherein: the beam body (1) and the stiffening beam (2) are both aluminum alloy sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321607575.0U CN220114698U (en) | 2023-06-21 | 2023-06-21 | Front engine room supporting rod assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321607575.0U CN220114698U (en) | 2023-06-21 | 2023-06-21 | Front engine room supporting rod assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220114698U true CN220114698U (en) | 2023-12-01 |
Family
ID=88896714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321607575.0U Active CN220114698U (en) | 2023-06-21 | 2023-06-21 | Front engine room supporting rod assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220114698U (en) |
-
2023
- 2023-06-21 CN CN202321607575.0U patent/CN220114698U/en active Active
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