CN103538459B - A kind of suspension device for automobile engine - Google Patents
A kind of suspension device for automobile engine Download PDFInfo
- Publication number
- CN103538459B CN103538459B CN201310537267.XA CN201310537267A CN103538459B CN 103538459 B CN103538459 B CN 103538459B CN 201310537267 A CN201310537267 A CN 201310537267A CN 103538459 B CN103538459 B CN 103538459B
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- Prior art keywords
- vehicle frame
- support
- bearing support
- described right
- support arm
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Abstract
The present invention relates to a kind of suspension device for automobile engine, including left suspension assembly, right suspension assembly, left bearing support, right bearing support, left vehicle frame, right vehicle frame, left vehicle frame inner support and right vehicle frame inner support, also include being connected to the left vehicle frame support arm of left frame outside and being connected to the right vehicle frame support arm of right frame outside；Left bearing support and right bearing support are the groove type of open at one end other end Guan Bi, the top of left bearing support and right bearing support is equipped with flange, the open end of left bearing support is connected with left suspension assembly by bolt, and the open end of right bearing support is connected with right suspension assembly by bolt；Left vehicle frame inner support and left vehicle frame support arm are connected with left bearing support by bolt respectively；Right vehicle frame inner support and right vehicle frame support arm are connected with right bearing support by bolt respectively.The present invention arranges intensity and the dynamic stiffness that improve Integral connection structure by suitable mount point, avoids resonance simultaneously, makes an uproar in reducing car load.
Description
Technical field
Body of the present invention relates to a kind of suspension device for automobile engine.
Background technology
Current micro-car (including that the star in Chang'an, Wuling Sunshine, east wind are moderately well-off) common engine mounting is installed
Structure is left and right suspension assembly and left bearing support, the right bearing support of engine assembly band electromotor left and right side
It is installed on vehicle frame by installation bolt after connection.The engine suspension mounting structure of such vehicle has one altogether
Same shortcoming is exactly that the structure of left and right bearing support is excessively simple, and cantilever is oversize, causes the First-Order Mode of bearing support
State is too low, easily couples with the ignition frequency of electromotor, evoke resonance, lead during high vehicle speeds
In causing car, noise is big, the comfortableness that impact is taken.The patent of invention of Patent No. CN200910114014.5 exists
Aspect of making an uproar in improving mounting bracket rigidity and reducing is made that certain improvement, but in failing fundamentally to solve
Make an uproar big and that vibration isolation rate is not enough problem.It addition, the shortcoming that this structure there is also is due in vehicle frame
Frame is welded on frame inside, the problem that there is an allowance control with bottom of frame in the fabrication process, if
Control bad, from sky when inner support can be caused to install, cause mount point stress bigger than normal.Cause assembling difficulty,
Abnormal sound or the problem of drawing crack vehicle frame.
Summary of the invention
The present invention proposes a kind of suspension device for automobile engine, solve in traditional structure causes car load make an uproar big,
The problem that vibration isolation rate is not enough, is greatly improved the riding comfort of micro-car；Car when simultaneously solving Frame Welding
Frame inner support and the inconsistent installation caused of bottom of frame height from sky, the problem that stress is big, compensate for existing
Weak point in technology.
The technical scheme is that and be achieved in that:
A kind of suspension device for automobile engine, including left suspension assembly, right suspension assembly, left bearing support, the right side
Bearing support, left vehicle frame, right vehicle frame, it is connected to the left vehicle frame inner support of left frame inside and is connected to right vehicle frame
The right vehicle frame inner support of inner side, it is characterised in that: also include the left vehicle frame support arm being connected to left frame outside
With the right vehicle frame support arm being connected to right frame outside；Described left bearing support and described right bearing support are one end
Opening wide the groove type of other end Guan Bi, the top of described left bearing support and described right bearing support is equipped with flange,
The open end of described left bearing support is connected with described left suspension assembly by bolt, opening wide of described right bearing support
End is connected with described right suspension assembly by bolt；Described left vehicle frame inner support and described left vehicle frame support arm divide
Tong Guo not be connected with described left bearing support by bolt；Described right vehicle frame inner support and described right vehicle frame support arm are respectively
It is connected with described right bearing support by bolt.
Preferably, the flange of described left bearing support props up with outside described left vehicle frame inner support and described left vehicle frame
The position that frame is corresponding is respectively equipped with two bolt mounting holes.
Preferably, the both sides of described left vehicle frame inner support and left vehicle frame support arm are equipped with the supporting plate of triangle,
Two nuts all it are welded with on the bottom mounting surfaces of described left vehicle frame inner support and left vehicle frame support arm.
Preferably, corresponding with described right vehicle frame inner support on the flange of described right bearing support position is provided with two
Individual bolt mounting holes, position corresponding with described right vehicle frame support arm on the flange of described right bearing support is provided with
One bolt mounting holes.
Preferably, the both sides of described right vehicle frame inner support are provided with the supporting plate of triangle, prop up outside described right vehicle frame
The both sides of frame are provided with L-shaped brackets plate, and the bottom mounting surfaces of described right vehicle frame inner support is welded with two spiral shells
Mother, the bottom mounting surfaces of described right vehicle frame support arm is welded with a nut.
Preferably, the flange of described right bearing support props up with outside described right vehicle frame inner support and described right vehicle frame
The position that frame is corresponding is respectively equipped with two bolt mounting holes.
Preferably, the both sides of described right vehicle frame inner support and right vehicle frame support arm are equipped with the supporting plate of triangle,
Two nuts all it are welded with on the bottom mounting surfaces of described right vehicle frame inner support and right vehicle frame support arm.
Further, in the middle part of described left bearing support, arrange one extend to close terminal bolt installation from open end
Reinforcement near hole.
Further, described left vehicle frame inner support is connected by left connecting plate with the bottom of described left vehicle frame support arm
Being connected together, described right vehicle frame inner support is connected to by right connecting plate with the bottom of described right vehicle frame support arm
Together.
The invention have the benefit that
1, left and right bearing support is connected with the inside and outside support of left and right vehicle frame by bolt, improves vehicle frame
Stressing conditions, it is to avoid the hidden danger of frame body cracking, and in the suspension mount point that vehicle frame is inside and outside common
Under effect, suitable mount point arranges dynamic stiffness and the mode that improve Integral connection structure, makes part simultaneously
Natural mode of vibration away from the ignition frequency range of electromotor, it is to avoid resonance, make an uproar in reducing car load, carry
High riding comfort level；
2, the inside and outside support of left and right vehicle frame is linked together by connecting plate respectively, it is ensured that be welded to car
The flatness problems with respect of inside and outside support after on frame, improves the stress caused in installation and manufacture process and makes greatly
Vehicle frame is the problem of tired easily cracking in endurance road test, ensure that production line line tact problem simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the installation diagram of the suspension device for automobile engine described in the embodiment of the present invention 1；
Fig. 2 is the structural representation of the left bearing support described in the embodiment of the present invention 1；
Fig. 3 is the left bearing support described in the embodiment of the present invention 1, left vehicle frame, left vehicle frame inner support and left vehicle frame
The installation diagram of support arm；
Fig. 4 is the structural representation of the left connecting plate described in the embodiment of the present invention 1；
Fig. 5 is the structural representation of the right connecting plate described in the embodiment of the present invention 1；
Fig. 6 is the structural representation of the right bearing support described in the embodiment of the present invention 1；
Fig. 7 is the right bearing support described in the embodiment of the present invention 1, right vehicle frame, right vehicle frame inner support and right vehicle frame
The installation diagram of support arm；
Fig. 8 is the structural representation of the right vehicle frame support arm described in the embodiment of the present invention 1；
Fig. 9 is the structural representation of the right bearing support described in the embodiment of the present invention 2；
Figure 10 is the right bearing support described in the embodiment of the present invention 2, right vehicle frame, right vehicle frame inner support and right vehicle frame
The installation diagram of support arm.
In figure:
1, electromotor；2, left suspension assembly；3, right suspension assembly；4, left bearing support；5, right bearing support；
6, left vehicle frame；7, right vehicle frame；8, left vehicle frame inner support；9, right vehicle frame inner support；10, outside left vehicle frame
Support；11, right vehicle frame support arm；12, bolt mounting holes；13, left connecting plate；14, right connecting plate；
15, reinforcement.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
Embodiment 1
As Figure 1-5, the suspension device for automobile engine described in the embodiment of the present invention 1, total including left suspension
Become 2, right suspension assembly 3, left bearing support 4, right bearing support 5, left vehicle frame 6, right vehicle frame 7, be connected to a left side
Left vehicle frame inner support inside vehicle frame 68 and be connected to the right vehicle frame inner support 9 inside right vehicle frame 7, also includes
It is connected to the left vehicle frame support arm 10 outside left vehicle frame 6 and is connected to the right vehicle frame support arm outside right vehicle frame 7
11；Described left bearing support 4 and described right bearing support 5 are the groove type of open at one end other end Guan Bi, institute
The top stating left bearing support 4 and described right bearing support 5 is equipped with flange, the open end of described left bearing support 4
Being connected with described left suspension assembly 2 by bolt, the open end of described right bearing support 5 passes through bolt with described
Right suspension assembly 3 connects；Described left vehicle frame inner support 8 and described left vehicle frame support arm 10 pass through bolt respectively
It is connected with described left bearing support 4；Described right vehicle frame inner support 9 and described right vehicle frame support arm 11 pass through respectively
Bolt is connected with described right bearing support 5；With described left vehicle frame inner support 8 on described left bearing support 4 flange
It is respectively equipped with two bolt mounting holes 12, in described left vehicle frame with the position of described left vehicle frame support arm 10 correspondence
The both sides of support 8 and left vehicle frame support arm 10 are equipped with the supporting plate of triangle, described left vehicle frame inner support 8
Be all welded with two nuts on the bottom mounting surfaces of left vehicle frame support arm 10；In the middle part of described left bearing support 4
Arrange one to extend to close the reinforcement 15 near terminal bolt installing hole from open end；Prop up in described left vehicle frame
Frame 8 is linked together by left connecting plate 13 with the bottom of described left vehicle frame support arm 10, described right vehicle frame
Inner support 9 is linked together by right connecting plate 14 with the bottom of described right vehicle frame support arm 11.
As shown in Figure 6, in this example, position corresponding with right vehicle frame inner support 9 on the flange of right bearing support 5
Two bolt mounting holes 12 are installed, position corresponding with right vehicle frame support arm 11 on the flange of right bearing support 5
Install a bolt mounting holes 12.
As Figure 7-8, in this example, the both sides of right vehicle frame inner support 9 are provided with the supporting plate of triangle, right car
The both sides of frame support arm 11 are provided with L-shaped brackets plate, and the bottom mounting surfaces of right vehicle frame inner support 9 is welded with
Two nuts, the bottom mounting surfaces of right vehicle frame support arm 11 is welded with a nut.
Embodiment 2
Suspension device for automobile engine described in embodiment 2 is essentially identical with the structure of embodiment 1, the two
Differ only in: as shown in figs. 9-10, the flange of the right bearing support 5 in embodiment 2 props up with in right vehicle frame
The position of frame 9 and right vehicle frame support arm 11 correspondence is respectively equipped with two bolt mounting holes 12；Right vehicle frame inner support
9 and the both sides of right vehicle frame support arm 11 be equipped with the supporting plate of triangle, right vehicle frame inner support 9 and right vehicle frame
Two nuts all it are welded with on the bottom mounting surfaces of support arm 11.
Suspension device for automobile engine of the present invention has redesigned left bearing support, right bearing support, and more
Change the connected mode of left bearing support, right bearing support and frame beam, by original frame inside and frame beam
Upper connecting bolt of beating has made into inside frame beam and connecting bolt is played in outside, i.e. bolt is beaten and propped up in left vehicle frame
On frame, left vehicle frame support arm, right vehicle frame inner support and right vehicle frame support arm, engine assembly (with left,
Right suspension assembly) it is connected with left bearing support, right bearing support by installation bolt, left bearing support, right bearing support
It is connected with the inside and outside support of left and right vehicle frame by bolt, improves the stressing conditions of vehicle frame, suitably pacify
Decorate and arrange and improve intensity and the dynamic stiffness of Integral connection structure, make simultaneously the natural mode of vibration of part away from
The ignition frequency range of electromotor, it is to avoid resonance, makes an uproar in reducing car load, improves riding comfort water
Flat.
Improve mode and dynamic stiffness that the bearing support of suspension is connected with vehicle frame, make an uproar in car load and be greatly lowered, outstanding
Put vibration isolation rate to promote, thus improve the riding comfort level of car load.
1, internal car noise 2 rank 2400rpm peak value effectively reduces, and 2 rank about 3500rm peak values also have simultaneously
Reduced；
2, car internal vibration about 2500rpm 4 rank peak value reduces 5-10dB；
3, the vibration of left and right suspension body side reduces 3-5dB, and 4 rank peak values substantially eliminate；
4, left and right suspension anti-vibration performance promoted, left suspension has reached 20dB target, right suspension reach 15dB with
On.
The inside and outside support of left and right vehicle frame is linked together by connecting plate respectively, it is ensured that be welded to vehicle frame
The flatness problems with respect of inside and outside support after upper, improves the problem that the stress caused in installation and manufacture process is big,
And vehicle frame problem of fatigue cracking in endurance road test.
The innovative point of the present invention is:
1, to have employed the design of flute profile, intensity and structural modal good for bearing support, and on left bearing support
It is provided with reinforcement, strengthens its rigidity further.
2, adding mount point at frame outside and change the force-bearing situation of vehicle frame, bearing support strides across vehicle frame peace
Dress, it is to avoid frame body cracking hidden danger.
3, the support of vehicle frame medial and lateral and bearing support connecting portion use one piece of connecting plate excessive, it is ensured that dress
Join flatness, it is to avoid welding error causes assembling difficulty and the big problem of stress.
4, the suspension mount point of vehicle frame medial and lateral acts on jointly, and bearing support improves with the connected mode of vehicle frame
Overall dynamic stiffness and mode, big and that vibration isolation rate is not enough problem of making an uproar in solution.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Within bright spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in this
Within bright protection domain.
Claims (7)
1. a suspension device for automobile engine, including left suspension assembly, right suspension assembly, left bearing support,
Right bearing support, left vehicle frame, right vehicle frame, it is connected to the left vehicle frame inner support of left frame inside and is connected to right car
Right vehicle frame inner support inside frame, it is characterised in that: also include being connected to outside the left vehicle frame of left frame outside prop up
Frame and the right vehicle frame support arm being connected to right frame outside；Described left bearing support and described right bearing support are one
End opens wide the groove type of other end Guan Bi, and the top of described left bearing support and described right bearing support is equipped with flange,
The open end of described left bearing support is connected with described left suspension assembly by bolt, opening wide of described right bearing support
End is connected with described right suspension assembly by bolt；Described left vehicle frame inner support and described left vehicle frame support arm divide
Tong Guo not be connected with described left bearing support by bolt；Described right vehicle frame inner support and described right vehicle frame support arm are respectively
It is connected with described right bearing support by bolt；Described left vehicle frame inner support and the bottom of described left vehicle frame support arm
Being linked together by left connecting plate, described right vehicle frame inner support passes through with the bottom of described right vehicle frame support arm
Right connecting plate links together.
Suspension device for automobile engine the most according to claim 1, it is characterised in that: prop up on a described left side
Position corresponding with described left vehicle frame inner support and described left vehicle frame support arm on the flange of bolster is respectively equipped with two
Individual bolt mounting holes.
Suspension device for automobile engine the most according to claim 2, it is characterised in that: described left vehicle frame
The both sides of inner support and left vehicle frame support arm are equipped with the supporting plate of triangle, described left vehicle frame inner support and a left side
Two nuts all it are welded with on the bottom mounting surfaces of vehicle frame support arm.
Suspension device for automobile engine the most according to claim 3, it is characterised in that: prop up on the described right side
Position corresponding with described right vehicle frame inner support on the flange of bolster is provided with two bolt mounting holes, on the described right side
Position corresponding with described right vehicle frame support arm on the flange of bearing support is provided with a bolt mounting holes.
Suspension device for automobile engine the most according to claim 4, it is characterised in that: described right vehicle frame
The both sides of inner support are provided with the supporting plate of triangle, and the both sides of described right vehicle frame support arm are provided with L-shaped brackets
Plate, the bottom mounting surfaces of described right vehicle frame inner support is welded with two nuts, described right vehicle frame support arm
A nut it is welded with on bottom mounting surfaces.
Suspension device for automobile engine the most according to claim 3, it is characterised in that: prop up on the described right side
Position corresponding with described right vehicle frame inner support and described right vehicle frame support arm on the flange of bolster is respectively equipped with two
Individual bolt mounting holes.
Suspension device for automobile engine the most according to claim 6, it is characterised in that: described right vehicle frame
The both sides of inner support and right vehicle frame support arm are equipped with the supporting plate of triangle, described right vehicle frame inner support and the right side
Two nuts all it are welded with on the bottom mounting surfaces of vehicle frame support arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310537267.XA CN103538459B (en) | 2013-11-04 | 2013-11-04 | A kind of suspension device for automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310537267.XA CN103538459B (en) | 2013-11-04 | 2013-11-04 | A kind of suspension device for automobile engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103538459A CN103538459A (en) | 2014-01-29 |
| CN103538459B true CN103538459B (en) | 2016-08-17 |
Family
ID=49962466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310537267.XA Expired - Fee Related CN103538459B (en) | 2013-11-04 | 2013-11-04 | A kind of suspension device for automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103538459B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01202525A (en) * | 1988-02-08 | 1989-08-15 | Mazda Motor Corp | Engine supporting structure for automobile |
| JP3343594B2 (en) * | 1995-01-17 | 2002-11-11 | スズキ株式会社 | Vehicle engine mounting device |
| CN201346984Y (en) * | 2008-12-17 | 2009-11-18 | 浙江吉利汽车研究院有限公司 | Right suspension support apparatus of automobile engine |
| CN101665079B (en) * | 2009-04-24 | 2013-09-25 | 上汽通用五菱汽车股份有限公司 | Bearing device for automobile engine |
| CN101934717B (en) * | 2009-11-06 | 2013-03-13 | 上汽通用五菱汽车股份有限公司 | Suspension device for automobile engine |
| CN201922918U (en) * | 2010-11-05 | 2011-08-10 | 北汽福田汽车股份有限公司 | Engine suspension support assembly |
| CN203142369U (en) * | 2013-02-28 | 2013-08-21 | 长城汽车股份有限公司 | Right suspension assembly |
| CN203600980U (en) * | 2013-11-04 | 2014-05-21 | 上汽通用五菱汽车股份有限公司 | Automobile engine suspension device |
-
2013
- 2013-11-04 CN CN201310537267.XA patent/CN103538459B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103538459A (en) | 2014-01-29 |
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