CN205768429U - A kind of rear overhang swing arm crossbeam - Google Patents
A kind of rear overhang swing arm crossbeam Download PDFInfo
- Publication number
- CN205768429U CN205768429U CN201620483494.8U CN201620483494U CN205768429U CN 205768429 U CN205768429 U CN 205768429U CN 201620483494 U CN201620483494 U CN 201620483494U CN 205768429 U CN205768429 U CN 205768429U
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- CN
- China
- Prior art keywords
- swing arm
- crossbeam
- arm mounting
- mounting bracket
- reinforcing mechanisms
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of rear overhang swing arm crossbeam, including crossbeam, first reinforcing mechanisms, second reinforcing mechanisms, two the first swing arm mounting brackets and two the second swing arm mounting brackets, crossbeam two ends are Y shape prong, crossbeam two ends are connected with two longerons respectively, first reinforcing mechanisms and the second reinforcing mechanisms are separately positioned on crossbeam and two stringer attachment locations, first swing arm mounting bracket and second swing arm mounting bracket it is provided with on first reinforcing mechanisms, first swing arm mounting bracket and second swing arm mounting bracket it is provided with on second reinforcing mechanisms, two the second swing arm mounting brackets are arranged on inside two the first swing arm mounting brackets.So, crossbeam two ends are Y shape prong, and crossbeam is when stress, no matter from that side stress, power that it is suffered, all can spread from middle part to end, and due to end Y shape prong, suffered power is in transmittance process, good dispersion can be obtained, improve the rigidity that crossbeam is overall, increase the service life.
Description
Technical field
This utility model relates to body structure technical field, particularly relates to a kind of rear overhang swing arm crossbeam.
Background technology
At present, rear overhang swing arm beam mounting structure mainly by crossbeam, longeron, rear overhang swing arm mounting bracket with
And relevant buttress brace assembly, by realizing vibration damping with the Rigidity Matching of lining in rear overhang swing arm, support car
The effect of body.Rear overhang swing arm beam mounting structure can directly influence the handling of automobile and comfortableness.
Existing rear overhang swing arm mounting structure is primarily present part stress inequality, rigidity distribution affects car load
The problems such as NVH performance: two unilateral suspension swing arm mounting brackets are little with the overlap joint area of crossbeam, longeron,
Be unfavorable for rear overhang swing arm by rear overhang oscillating arm bracket to longeron, crossbeam power transmission, cause NVH poor performance；Single
Two suspension swing arm mounting brackets of side are linked together by crossbeam, but crossbeam is blocked by longeron, leads
Cause two unilateral suspension swing arm mounting bracket globalities poor；Two unilateral suspension swing arm mounting brackets divide
Not overlapping with longeron/crossbeam, cause power transmission direction different, rear overhang swing arm mounting bracket occurs when stress
Reversing, in zig zag operating mode, whipping even can occur, riding comfort is poor.
Utility model content
This utility model completes to solve deficiency of the prior art, and the purpose of this utility model is
Thering is provided a kind of rear overhang swing arm crossbeam, it meets the installation requirement of rear overhang swing arm；Improve rear overhang swing arm mount point
Static stiffness, improves handling, the comfortableness driven；Improve rear overhang swing arm and the overall dynamic stiffness at crossbeam be installed,
Improve NVH performance.
A kind of rear overhang swing arm crossbeam of the present utility model, including swing arm body, crossbeam, the first reinforcing mechanisms,
Second reinforcing mechanisms, two the first swing arm mounting brackets and two the second swing arm mounting brackets, described crossbeam
Two ends are Y shape prong, and described crossbeam two ends are connected with two longerons respectively, described first reinforcing mechanisms and
Described second reinforcing mechanisms is separately positioned at described crossbeam and two stringer attachment locations, and described first adds
First swing arm mounting bracket and second swing arm mounting bracket it is provided with in strong mechanism, described second
First swing arm mounting bracket and second swing arm mounting bracket it is provided with on reinforcing mechanisms, described two
Individual second swing arm mounting bracket is arranged on inside two the first swing arm mounting brackets, two described first swing arms
All fix with described swing arm body in mounting bracket and two described second swing arm mounting brackets and be connected.
A kind of rear overhang swing arm crossbeam of the present utility model it may also is that
Described horizontal depth of beam and described crossbeam hang down away from described first reinforcing mechanisms or the second reinforcing mechanisms
Straight distance ratio is 8:7.
Described vertical depth of beam and described longeron hang down away from described first reinforcing mechanisms or the second reinforcing mechanisms
Straight distance ratio is 3:2.
Described Y shape prong X is 8:1 to length and described crossbeam centre position X to the ratio of length.
Described first swing arm mounting bracket is double-deck " u "-shaped.
Interior reinforcing plate it is provided with, outside described second swing arm mounting bracket inside described second swing arm mounting bracket
It is provided with external reinforcing plate for car.
Described second swing arm mounting bracket outer wall is provided with reinforcement outside plate.
A kind of rear overhang swing arm crossbeam of offer of the present utility model, including swing arm body, crossbeam, first adds
Strong mechanism, the second reinforcing mechanisms, two the first swing arm mounting brackets and two the second swing arm mounting brackets,
Described crossbeam two ends are Y shape prong, and described crossbeam two ends are connected with two longerons respectively, and described first adds
Strong mechanism and described second reinforcing mechanisms are separately positioned at described crossbeam and two stringer attachment locations, institute
State and on the first reinforcing mechanisms, be provided with first swing arm mounting bracket and second swing arm mounting bracket,
It is provided with first swing arm mounting bracket on described second reinforcing mechanisms and second swing arm is installed and propped up
Frame, said two the second swing arm mounting bracket is arranged on inside two the first swing arm mounting brackets, two institutes
State on the first swing arm mounting bracket and two described second swing arm mounting brackets all solid with described swing arm body
Fixed connection.So, described crossbeam two ends are Y shape prong, when swing arm body is hung on crossbeam, and crossbeam
Stress, owing to crossbeam two ends are Y shape prong, crossbeam increases with the fixing connection area of longeron, Ke Yibao
The bonding strength of card crossbeam, no matter it addition, crossbeam is from which side stress, power that it is suffered, all can
Spreading from middle part to end, due to end Y shape prong, suffered power, in transmittance process, can obtain
Good dispersion, advantage in terms of existing technologies is: improve the rigidity that crossbeam is overall, after raising
The Static stiffness of the arm installation site that dangles, improves handling, the comfortableness driven, increases the service life.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of this utility model embodiment a kind of rear overhang swing arm crossbeam；
Fig. 2 is the beam structure schematic diagram of this utility model embodiment a kind of rear overhang swing arm crossbeam；
Fig. 3 is the section of beam schematic diagram of this utility model embodiment a kind of rear overhang swing arm crossbeam；
Fig. 4 is the first swing arm mounting bracket structure of this utility model embodiment a kind of rear overhang swing arm crossbeam
Schematic diagram；
Fig. 5 is the second swing arm mounting bracket structure of this utility model embodiment a kind of rear overhang swing arm crossbeam
Schematic diagram.
In figure: 1: swing arm body；2: longeron；3: crossbeam；4: the first swing arm mounting brackets；5:
Second swing arm mounting bracket；6: the first reinforcing mechanisms；7: the second reinforcing mechanisms；8: strengthen outside plate；9:
Interior reinforcing plate；10: external reinforcing plate for car.
Detailed description of the invention
The specific embodiment party of rear overhang swing arm crossbeam a kind of to this utility model with embodiment below in conjunction with the accompanying drawings
Formula is described in further detail.Following example are used for illustrating this utility model, but are not limited to this reality
By novel scope.
As Figure 1-5, a kind of rear overhang swing arm crossbeam of the present utility model, including swing arm body 1, horizontal stroke
7, two the first swing arm mounting brackets 4 of beam the 3, first reinforcing mechanisms the 6, second reinforcing mechanisms and two
Second swing arm mounting bracket 5, described crossbeam 3 two ends are Y shape prong, described crossbeam 3 two ends respectively with
Two longerons 2 connect, and described first reinforcing mechanisms 6 and described second reinforcing mechanisms 7 are separately positioned on institute
State at crossbeam 3 and two longeron 2 link positions, described first reinforcing mechanisms 6 is provided with one first
Swing arm mounting bracket 4 and second swing arm mounting bracket 5, described second reinforcing mechanisms 7 is provided with
One the first swing arm mounting bracket 4 and second swing arm mounting bracket 5, said two the second swing arm is pacified
Dress support 5 is arranged on inside two the first swing arm mounting brackets 4, two described first swing arm mounting brackets
4 and two described second swing arm mounting brackets 5 on all fixing with described swing arm body 1 be connected.So,
Described crossbeam 3 two ends are Y shape prong, when swing arm body 1 is hung on crossbeam 3, and crossbeam 3 stress,
Owing to crossbeam 3 two ends are Y shape prong, crossbeam 3 increases with the fixing connection area of longeron 2, Ke Yibao
The bonding strength of card crossbeam 3, no matter it addition, crossbeam 3 is from which side stress, power that it is suffered,
All can from middle part to end spread, due to end Y shape prong, suffered power in transmittance process, meeting
Obtaining good dispersion, advantage in terms of existing technologies is: improve the rigidity of crossbeam 3 entirety,
Improve the Static stiffness of rear overhang swing arm installation site, improve handling, the comfortableness driven, increase the service life.
As shown in Figures 1 to 5, a kind of rear overhang swing arm crossbeam of the present utility model, in previously described skill
It may also is that the height of described crossbeam 3 is strengthened away from described first with described crossbeam 3 on the basis of art scheme
The vertical dimension ratio of mechanism 6 or the second reinforcing mechanisms 7 is 8:7.So, crossbeam 3 and first is strengthened
Mechanism 6 and the second reinforcing mechanisms 7 form double-decker, and the double-deck aspect ratio formed is
8:7, owing to being double-decker, the local strength of described crossbeam 3 is significantly improved, when installing the
When one swing arm mounting bracket 4 and the second swing arm mounting bracket 5, crossbeam 3 can be good at bearing suffered
External force, and the height of crossbeam 3 and described crossbeam 3 are away from described first reinforcing mechanisms 6 or the second reinforcement machine
The ratio of the height of structure 7 is 8:7, the installation site Z direction strength of the second swing arm mounting bracket 5 and rigidity
Get a promotion.
A kind of rear overhang swing arm crossbeam of the present utility model, as shown in Figures 1 to 5, in previously described skill
It may also is that the height of described longeron 2 is strengthened away from described first with described longeron 2 on the basis of art scheme
The vertical dimension ratio of mechanism 6 or the second reinforcing mechanisms 7 is 3:2.So, the first reinforcing mechanisms 6 He
The difference in height height of the second reinforcing mechanisms 7 to longeron 2 can be guaranteed, and when holding capacity, first adds
Strong mechanism 6 and the second reinforcing mechanisms 7 can share the power suffered by part longeron 2, alleviate longeron 2
Heavy burden pressure, is determined by the height of longeron 2 with described longeron 2 away from described first reinforcing mechanisms 6 or the
The ratio of the height of two reinforcing mechanisms 7 is 3:2, improves the Z direction strength of the first swing arm mounting bracket 44
And height.
A kind of rear overhang swing arm crossbeam of the present utility model, as shown in Figures 1 to 5, in previously described skill
It may also is that described crossbeam 3 wide-mouth position X is in the middle of length with described crossbeam 3 on the basis of art scheme
Position X is 8:1 to the ratio of length.So, described crossbeam 3 two ends are Y shape prong, and crossbeam 3 exists
During stress, no matter from that side stress, power that it is suffered, all can spread from middle part to end, by
In end Y shape prong, suffered power, in transmittance process, can obtain good dispersion, at crossbeam 3
Overall dynamic stiffness minimum by original 4000N/mm, bring up to 7400N/mm, improve crossbeam 3 whole
The rigidity of body, increases the service life.
A kind of rear overhang swing arm crossbeam of the present utility model, as shown in Figures 1 to 5, in previously described skill
It may also is that described first swing arm mounting bracket 4 is double-deck " u "-shaped on the basis of art scheme.So,
Owing to described first swing arm mounting bracket 4 is double-deck " u "-shaped, by the first swing arm mounting bracket 4
Outside increases by one layer of reinforcing plate so that the integral thickness of the first swing arm mounting bracket 4 increases, thus increases
The Static stiffness of the first swing arm mounting bracket 4, is double-deck " u "-shaped by the first swing arm mounting bracket 44,
The Static stiffness of the first swing arm mounting bracket 4 is by original XFormer=5000Nm/deg, YFormer=4000Nm/deg,
ZFormer=7000Nm/deg, brings up to XFormer=11000Nm/deg, YFormer=25000Nm/deg, ZFormer
=20000Nm/deg, structural strength is guaranteed, and increases the service life.
A kind of rear overhang swing arm crossbeam of the present utility model, as shown in Figures 1 to 5, in previously described skill
It may also is that be provided with interior reinforcing plate 9 inside described second swing arm mounting bracket 5 on the basis of art scheme,
It is provided with external reinforcing plate for car 10 outside described second swing arm mounting bracket 5.So, the second swing arm mounting bracket 5
Inner side is provided with interior reinforcing plate 9, is provided with external reinforcing plate for car 10 outside described second swing arm mounting bracket 5, and second
Swing arm mounting bracket 5 generally three layers, structural strength obtains maximized lifting, and the second swing arm is installed and propped up
The Static stiffness of frame 5 can be by original XFormer=5000Nm/deg, YFormer=3000Nm/deg, ZFormer=5000Nm/deg,
Bring up to XFormer=15000Nm/deg, YFormer=19000Nm/deg, ZFormer=20000Nm/deg, structural strength obtains
To ensureing, increase the service life.Preferred technical scheme is: outside described second swing arm mounting bracket 5
Wall is provided with reinforcement outside plate 8.So, the second swing arm mounting bracket 5 outer wall installs reinforcement outside plate 8 additional,
Second swing arm mounting bracket 5 sidepiece thickness is got a promotion, promotes described second swing arm further and install
The bulk strength of support 5 and rigidity, lift structure stability.
The above is only preferred implementation of the present utility model, it is noted that for the art
Those of ordinary skill for, on the premise of without departing from this utility model know-why, it is also possible to make
Some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.
Claims (7)
1. a rear overhang swing arm crossbeam, it is characterised in that: include swing arm body, crossbeam, the first reinforcement
Mechanism, the second reinforcing mechanisms, two the first swing arm mounting brackets and two the second swing arm mounting brackets, institute
Stating crossbeam two ends is Y shape prong, and described crossbeam two ends are connected with two longerons respectively, and described first strengthens
Mechanism and described second reinforcing mechanisms are separately positioned at described crossbeam and two stringer attachment locations, described
First swing arm mounting bracket and second swing arm mounting bracket, institute it is provided with on first reinforcing mechanisms
State and on the second reinforcing mechanisms, be provided with first swing arm mounting bracket and second swing arm mounting bracket,
Said two the second swing arm mounting bracket is arranged on inside two the first swing arm mounting brackets, two described
All fix even with described swing arm body on one swing arm mounting bracket and two described second swing arm mounting brackets
Connect.
A kind of rear overhang swing arm crossbeam the most according to claim 1, it is characterised in that: described crossbeam
Height with the described crossbeam vertical dimension ratio away from described first reinforcing mechanisms or the second reinforcing mechanisms be
8:7。
A kind of rear overhang swing arm crossbeam the most according to claim 1, it is characterised in that: described longeron
Height with the described longeron vertical dimension ratio away from described first reinforcing mechanisms or the second reinforcing mechanisms be
3:2。
A kind of rear overhang swing arm crossbeam the most according to claim 1, it is characterised in that: described Y shape
Prong X is 8:1 to length and described crossbeam centre position X to the ratio of length.
5., according to a kind of rear overhang swing arm crossbeam described in claim 1-4 any one claim, it is special
Levy and be: described first swing arm mounting bracket is double-deck " u "-shaped.
6., according to a kind of rear overhang swing arm crossbeam described in claim 1-4 any one claim, it is special
Levy and be: inside described second swing arm mounting bracket, be provided with interior reinforcing plate, described second swing arm mounting bracket
Outside is provided with external reinforcing plate for car.
7. according to a kind of rear overhang swing arm crossbeam described in claim 6 any one claim, its feature
It is: described second swing arm mounting bracket outer wall is provided with reinforcement outside plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620483494.8U CN205768429U (en) | 2016-05-24 | 2016-05-24 | A kind of rear overhang swing arm crossbeam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620483494.8U CN205768429U (en) | 2016-05-24 | 2016-05-24 | A kind of rear overhang swing arm crossbeam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205768429U true CN205768429U (en) | 2016-12-07 |
Family
ID=58112754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620483494.8U Expired - Fee Related CN205768429U (en) | 2016-05-24 | 2016-05-24 | A kind of rear overhang swing arm crossbeam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205768429U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109130747A (en) * | 2018-07-23 | 2019-01-04 | 北京长城华冠汽车科技股份有限公司 | A kind of front suspension swinging arm mechanism of automobile |
| CN112298358A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Preceding sub vehicle frame front swing arm mount pad structure, preceding sub vehicle frame and vehicle |
-
2016
- 2016-05-24 CN CN201620483494.8U patent/CN205768429U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109130747A (en) * | 2018-07-23 | 2019-01-04 | 北京长城华冠汽车科技股份有限公司 | A kind of front suspension swinging arm mechanism of automobile |
| CN112298358A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Preceding sub vehicle frame front swing arm mount pad structure, preceding sub vehicle frame and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 |