CN205736887U - A kind of rear-suspending of vehicular engine - Google Patents
A kind of rear-suspending of vehicular engine Download PDFInfo
- Publication number
- CN205736887U CN205736887U CN201620444035.9U CN201620444035U CN205736887U CN 205736887 U CN205736887 U CN 205736887U CN 201620444035 U CN201620444035 U CN 201620444035U CN 205736887 U CN205736887 U CN 205736887U
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- China
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- subframe
- metal shell
- endless metal
- link
- welded
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Abstract
The utility model discloses the rear-suspending of a kind of vehicular engine, including the left link of subframe, the right link of subframe and rubber bushing, rubber bushing includes endless metal shell and metal core, is respectively provided with one piece of vibration isolator before and after endless metal shell on sidewall；The left link of subframe uses steel plate punched to form, cross section is " Ω " shape, the upper end of the left link of subframe is bearing in the lower left side of endless metal shell and is welded and fixed, the right link of subframe is welded by support plate and base plate, support plate cross section is " n " shape, the upper end of support plate is bearing in the lower right side of endless metal shell and is welded and fixed, the lower end of support plate is weldingly fixed on before and after base plate at middle position, the inner side edge of base plate flips up and is welded on the inner side of support plate, it is welded with gear-shifting inhaul cable fixed support on the outer wall at subframe left link rear portion.Optimize the structure of rear-suspending, reduce and manufacture and design cost, alleviate weight, improve effectiveness in vibration suppression.
Description
Technical field
This utility model relates to car engine suspension structure, is specifically related to electromotor rear-suspending.
Background technology
Existing back suspension device of engine is generally made up of subframe link, endless metal shell, metal core and vulcanite.In metal core is centrally positioned in endless metal shell and it is fixed together with endless metal shell by vulcanite, endless metal shell, metal core and vulcanite collectively constitute rubber bushing and play the effect of vibration damping, rubber bushing is for being connected with rear suspension bracket, and subframe link is for being connected with subframe.
The subject matter that this structure exists is: (1) subframe link uses casting, and die cost is high, and weight is big；(2) the structure design of rubber bushing is unreasonable, and endless metal shell and rear suspension bracket rigid contact cause suspension static stiffness curve flex point easily occur, and the NVH poor performance of car load, effectiveness in vibration suppression is bad.
Utility model content
This utility model is intended to optimize the structure of rear-suspending, reduces and manufactures and design cost, alleviates weight, improves effectiveness in vibration suppression.
For this, the technical scheme that this utility model is used is: the rear-suspending of a kind of vehicular engine, including the left link of subframe, the right link of subframe and rubber bushing, described rubber bushing includes endless metal shell and metal core, described metal core is centrally positioned in endless metal shell, and be fixed together with endless metal shell by vulcanite, one piece of vibration isolator is respectively installed on sidewall before and after described endless metal shell, the external diameter of described vibration isolator is more than the external diameter of endless metal shell, the louvre that cincture endless metal housing axis is the most uniform it is provided with on vibration isolator, the distance of described louvre and endless metal housing axis is less than the internal diameter of endless metal shell, described metal core reaches outside vibration isolator；The left link of described subframe uses steel plate punched to form, cross section is " Ω " shape, and the opening of " Ω " shape is towards the right link of subframe, the upper end of the left link of subframe is bearing in the lower left side of endless metal shell and is welded and fixed, the lower end of the left link of subframe tilts towards the direction away from the right link of subframe, front and rear sides bottom the left link of subframe the most outwards turns down the left mounting platform of formation level, each left mounting platform is provided with a projection welding bolt for being connected with subframe；The right link of described subframe is welded by support plate and base plate, support plate and base plate all use steel plate punched to form, support plate cross section is that " n " shape and opening are towards the left link of subframe, the upper end of support plate is bearing in the lower right side of endless metal shell and is welded and fixed, support plate is gradually tilted towards the direction away from the left link of subframe by upper end to middle part, bending straight down from middle part to lower end, and it is weldingly fixed on before and after base plate at middle position by lower end, before described base plate, rear portion is each provided with a project-welding nut for being connected with subframe, the inner side edge of described base plate flips up and is welded on the inner side of support plate, it is welded with gear-shifting inhaul cable fixed support on the outer wall at described subframe left link rear portion.
Preferred as such scheme, described metal core is wide at the top and narrow at the bottom, and waist has been centrally located rear suspension bracket connecting hole, is arranged at intervals with two the first lightening holes about metal core top, is arranged at intervals with two the second lightening holes about metal core bottom；The cross section of described first lightening hole is right-angled trapezium, and the cross section of the second lightening hole is right angled triangle, and the cross-sectional area of the first lightening hole is more than the cross-sectional area of the second lightening hole；The width of two described first lightening hole relative position is minimum, is gradually increased towards left and right sides width；The width of two the second lightening hole relative position is minimum, is gradually increased towards left and right sides width.Optimize the shape of metal core, it is ensured that on the premise of structural behaviour, reduce cost to greatest extent, alleviate weight.
The beneficial effects of the utility model: subframe connecting plate uses split-type structural, divide left and right two parts, it is bearing in the lower section of rubber bushing, being respectively adopted sheet metal component to make, the spacing of the left link of subframe link right with subframe is gradually increased from top to bottom, it is ensured that supporting reliability, simple in construction, avoid die sinking, reduce manufacture and design cost, it is ensured that while structural strength, alleviate weight；Setting up vibration isolator outside rubber bushing, improve effectiveness in vibration suppression, when variator vibration can be avoided excessive, there is flex point in suspension static stiffness curve, makes Static stiffness curve seamlessly transit at non-linear section, improves effectiveness in vibration suppression and the NVH performance of car load；Set up louvre on vibration isolator, it is to avoid during suspension uses, vulcanite temperature is too high, auxiliary heat dissipation simultaneously.
Accompanying drawing explanation
Fig. 1 is axonometric drawing of the present utility model.
Fig. 2 is the scheme of installation of this utility model and rear suspension bracket.
Detailed description of the invention
Below by embodiment and combine accompanying drawing, the utility model is described in further detail:
As it is shown in figure 1, the rear-suspending of a kind of vehicular engine, mainly it is made up of the left link of subframe 1, the right link of subframe 2, rubber bushing 3 and vibration isolator 7.
Rubber bushing 3 is mainly made up of endless metal shell 31 and metal core 32, and metal core 32 is centrally positioned in endless metal shell 31, and is fixed together with endless metal shell 31 by vulcanite.
One piece of vibration isolator 7 is respectively installed on sidewall before and after endless metal shell 31, the external diameter of vibration isolator 7 is more than the external diameter of endless metal shell 31, the louvre 71 that cincture endless metal shell 31 axis is the most uniform it is provided with on vibration isolator 7, the distance of louvre 71 and endless metal shell 31 axis is less than the internal diameter of endless metal shell 31, and metal core 32 reaches outside vibration isolator 7.Shown in Fig. 2, rubber bushing 3 and vibration isolator 7 insert in the prong of rear suspension bracket 8, and vibration isolator 7 prevents endless metal shell 31 and rear suspension bracket 8 rigid contact.Louvre 71 is just to vulcanite, it is simple to dispel the heat vulcanite.
The left link of subframe 1 uses steel plate punched to form, cross section is " Ω " shape, and the opening of " Ω " shape is towards the right link of subframe 2, the upper end of the left link of subframe 1 is bearing in the lower left side of endless metal shell 31 and is welded and fixed, the lower end of the left link of subframe 1 tilts towards the direction away from the right link of subframe 2, front and rear sides bottom the left link of subframe 1 the most outwards turns down the left mounting platform 1a of formation level, each left mounting platform 1a is provided with a projection welding bolt 4 for being connected with subframe.
The right link of subframe 2 is welded by support plate 21 and base plate 22, support plate 21 and base plate 22 all use steel plate punched to form, support plate 21 cross section is that " n " shape and opening are towards the left link of subframe 1, the upper end of support plate 21 is bearing in the lower right side of endless metal shell 31 and is welded and fixed, support plate 21 is gradually tilted towards the direction away from the left link of subframe 1 by upper end to middle part, bending straight down from middle part to lower end, and it is weldingly fixed on before and after base plate 22 at middle position by lower end, before base plate 22, rear portion is each provided with a project-welding nut 5 for being connected with subframe, the inner side edge of base plate 22 flips up and is welded on the inner side of support plate 21, it is welded with gear-shifting inhaul cable fixed support 6 for spacing to gear-shifting inhaul cable on the outer wall at subframe left link 1 rear portion.
Preferably, metal core 32 is wide at the top and narrow at the bottom, and waist has been centrally located rear suspension bracket connecting hole, is arranged at intervals with two the first lightening holes about metal core 32 top, is arranged at intervals with two the second lightening holes about metal core 32 bottom；The cross section of the first lightening hole is right-angled trapezium, and the cross section of the second lightening hole is right angled triangle, and the cross-sectional area of the first lightening hole is more than the cross-sectional area of the second lightening hole；The width of two the first lightening hole relative position is minimum, is gradually increased towards left and right sides width；The width of two the second lightening hole relative position is minimum, is gradually increased towards left and right sides width.
Claims (2)
1. a rear-suspending for vehicular engine, including the left link of subframe (1), the right connection of subframe
Frame (2) and rubber bushing (3), described rubber bushing (3) includes endless metal shell (31) and gold
Belonging to fuse (32), described metal core (32) is centrally positioned in endless metal shell (31), and leads to
Over cure rubber is fixed together with endless metal shell (31), it is characterised in that: described endless metal
One piece of vibration isolator (7), the external diameter of described vibration isolator (7) are respectively installed on sidewall before and after shell (31)
More than the external diameter of endless metal shell (31), vibration isolator (7) is provided with around endless metal shell (31)
The louvre (71) that axis is the most uniform, described louvre (71) and endless metal shell (31) axle
The distance of line is less than the internal diameter of endless metal shell (31), and described metal core (32) reaches vibration isolator
(7) outward；The left link of described subframe (1) uses steel plate punched to form, and cross section is " Ω " shape,
And the opening of " Ω " shape props up towards the right link of subframe (2), the upper end of the left link of subframe (1)
Hold in the lower left side of endless metal shell (31) and be welded and fixed, the lower end of the left link of subframe (1)
Tilt towards the direction away from the right link of subframe (2), before the left link of subframe (1) bottom,
Rear both sides the most outwards turn down the left mounting platform (1a) of formation level, on each left mounting platform (1a)
It is provided with a projection welding bolt (4) for being connected with subframe；The right link of described subframe (2) by
Support plate (21) and base plate (22) are welded, and support plate (21) and base plate (22) all use steel
Plate is stamped to form, support plate (21) cross section be " n " shape and opening towards the left link of subframe (1),
The upper end of support plate (21) is bearing in the lower right side of endless metal shell (31) and is welded and fixed, supporting
Plate (21) is gradually tilted, from middle part towards the direction away from the left link of subframe (1) by upper end to middle part
The bending straight down to lower end, and it is weldingly fixed on before and after base plate (22) at middle position by lower end,
The front and rear portions of described base plate (22) is each provided with a project-welding nut (5) and is used for being connected with subframe,
The inner side edge of described base plate (22) flips up and is welded on the inner side of support plate (21), described secondary car
It is welded with gear-shifting inhaul cable fixed support (6) on the outer wall at frame left link (1) rear portion.
2. according to the rear-suspending of the vehicular engine described in claim 1, it is characterised in that: described metal
Fuse (32) is wide at the top and narrow at the bottom, and waist has been centrally located rear suspension bracket connecting hole, in metal core (32)
Two the first lightening holes it are arranged at intervals with, in metal core (32) bottom between left and right every setting about top
There are two the second lightening holes；The cross section of described first lightening hole is right-angled trapezium, the horizontal stroke of the second lightening hole
Cross section is right angled triangle, and the cross-sectional area of the first lightening hole is more than the cross-sectional area of the second lightening hole；
The width of two described first lightening hole relative position is minimum, is gradually increased towards left and right sides width；Two
The width of individual second lightening hole relative position is minimum, is gradually increased towards left and right sides width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620444035.9U CN205736887U (en) | 2016-05-17 | 2016-05-17 | A kind of rear-suspending of vehicular engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620444035.9U CN205736887U (en) | 2016-05-17 | 2016-05-17 | A kind of rear-suspending of vehicular engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205736887U true CN205736887U (en) | 2016-11-30 |
Family
ID=57366387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620444035.9U Expired - Fee Related CN205736887U (en) | 2016-05-17 | 2016-05-17 | A kind of rear-suspending of vehicular engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205736887U (en) |
-
2016
- 2016-05-17 CN CN201620444035.9U patent/CN205736887U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20161130 Termination date: 20190517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |