CN205853797U - The double limitation bush Assembly of the trailing arm that a kind of automotive suspension is connected with vehicle body - Google Patents
The double limitation bush Assembly of the trailing arm that a kind of automotive suspension is connected with vehicle body Download PDFInfo
- Publication number
- CN205853797U CN205853797U CN201620835052.5U CN201620835052U CN205853797U CN 205853797 U CN205853797 U CN 205853797U CN 201620835052 U CN201620835052 U CN 201620835052U CN 205853797 U CN205853797 U CN 205853797U
- Authority
- CN
- China
- Prior art keywords
- lining
- inner sleeve
- trailing arm
- vehicle body
- trocar sheath
- 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.)
- Expired - Fee Related
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 239000013013 elastic material Substances 0.000 claims description 6
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Vehicle Body Suspensions (AREA)
Abstract
The double limitation bush Assembly of the trailing arm that a kind of automotive suspension is connected with vehicle body, including lining and its internal and external casing, the outer wall of described lining has along its axial bulge-structure, when described lining is plugged among described trocar sheath, within the groove that the described trocar sheath of described protruding insertion is corresponding, constitute the position-limit mechanism preventing described lining from rotating in described trocar sheath；Described inner sleeve outer wall has along its axial bond structure, the keyway arrangements matched with described bond structure, described key is had to constitute, with keyway, the position-limit mechanism preventing described lining and inner sleeve from rotating against on the inwall of the centre bore of inner sleeve described in described lining plug-in mounting.The double limitation bush structure of the trailing arm that a kind of automotive suspension that this utility model provides is connected with vehicle body, by the above-mentioned method arranging double limitation mechanism at lining and its internal and external casing, perfectly solve the problem rotated against being susceptible to affect automobile passenger comfort level in the case of high pulling torque of plain bushing and its internal and external casing.
Description
Technical field
This utility model relates to assembling and the manufacturing technology field of automobile and auto parts and components, especially a kind of in order to ensure
The trailing arm bush Assembly that the automobile suspension system of automotive occupant comfort level is connected with vehicle body.
Background technology
The suspension of automobile, like the lower limb of automobile, it connects body of a motor car, connects wheel under it.When running car is not
Time on flat road surface, suspension namely automotive suspension between wheel and vehicle body also can automatically compress, bend and stretch, and makes car
Wheel as far as possible keeps maximum contact surface with ground, allows vehicle body try one's best the transport condition of held stationary.In four link type suspension, outstanding
The front end of the trailing arm that frame is connected with vehicle body be the lining by elastic material and vehicle body hinged, the lining of described elastic material
Set is furnished with internal and external casing the most simultaneously, and described internal and external casing is to be fastened on respectively on vehicle body and trailing arm.Lining is to vertical
Arm plays spacing and cushioning effect around the rotation that lining is axial, prevents from causing because trailing arm rotational angle is excessive in vehicle hopping process
Vehicle body pitches and makes the riding comfort of automotive occupant be deteriorated.During wheel bob, suspension can be to pacify before trailing arm
Decorate namely trailing arm with position that lining and vehicle body are hinged as the centre of gyration on move, when wheel bob amount is bigger,
The moment of torsion that trailing arm front end installation lining is subject to can be very big, cause common lining being deformed to after to a certain degree and inside and outside sleeve pipe
Between can produce and rotate against, and then make lining lose the spacing and buffering in the range of its elastic deformation, trailing arm rotated to make
Jolt the excessive ride quality affecting automotive occupant of amplitude with causing vehicle body.
Summary of the invention
Easily send out when by big moment of torsion effect to solve the common lining mentioned in above-mentioned background technology one joint
The problem of the raw slip relative with internal and external casing affecting automobile passenger comfort level, this utility model provides one to be had and prevents
A kind of bush Assembly of the double limitation mechanism rotated against between lining and its internal and external casing.
Specifically, the double limitation lining of the trailing arm that a kind of automotive suspension that this utility model provides is connected with vehicle body is total
Become, similar with the trailing arm bush Assembly of general-utility car suspension, including the lining of elastic material and the trocar sheath of described lining with interior
Sleeve pipe, and a support；Described support is fastened on automobile frame, and the trailing arm that described automotive suspension is connected with vehicle body leads to
Cross in the U-lag of a bolted splice one end open on described support；Described lining is set on described bolt,
Within described lining is plugged in the described trocar sheath of metal material, described trocar sheath secure weld is in described trailing arm and described support
In the connecting hole being hinged；Described lining centrally along inner sleeve described in axial plug-in mounting, described inner sleeve be set in described bolt it
Go up and pass through described bolt two end faces tightening inner sleeve described in the both sides cell wall held tight forcing described U-lag thus
Described inner sleeve is fastened onto on described support.The trailing arm that a kind of automotive suspension that this utility model provides is connected with vehicle body
Being in place of the difference of common automobile longitudinal arm bush Assembly of double limitation bush Assembly: first, described in order to prevent
Lining rotates against with its trocar sheath, and the outer wall of described lining has along its axial bulge-structure, when described lining is inserted
When being loaded among described trocar sheath, constitute within the groove that the described trocar sheath of described protruding insertion is corresponding and prevent described lining in institute
The position-limit mechanism rotated in stating trocar sheath.Secondly, in order to prevent described lining from rotating against with its inner sleeve, in this practicality
In novel, described inner sleeve outer wall has along its axial bond structure, and described in described lining plug-in mounting, the centre bore of inner sleeve is interior
The keyway arrangements matched with described bond structure, described key is had to prevent described lining and inner sleeve generation phase with keyway composition on wall
To the position-limit mechanism rotated.Note that described lining uses the elastic material of flexibility, so even on described trocar sheath
The groove coordinated with the axial projection on described liner outer wall there is no opening, it is also possible to force described lining contracts by external force and
Within being pressed into described trocar sheath until described projection because of the elasticity of lining stretch into described groove realize lining described trocar sheath work as
In fastening plug-in mounting.
As the technical scheme of a kind of further optimization, in order to make described lining outer be trapped among twist time stress equal
Even, described liner outer wall is four along its axial protruding quantity, four described projections are around the central shaft of described lining
Being uniformly distributed, the quantity of the groove that described trocar sheath matches with described projection is also four and differs the phase of 90 degree two-by-two
Position.
As a kind of technical scheme further optimized, equally in order to make the center of inner sleeve described in described lining plug-in mounting
Position is uniform force when twisting, and allows also for the external diameter of described inner sleeve much smaller than trocar sheath, described inner sleeve
It is two that outer wall has the quantity along its axial key, two described keys relative to the distribution substantially symmetrical about its central axis of described inner sleeve,
The quantity of keyway supporting on the center bore inner wall of described lining plug-in mounting inner sleeve is also two and the phase place of difference 180 degree.Examine
Worry is not the biggest premise to the external diameter of described inner sleeve, and using the keys of two difference 180 phase places to coordinate with keyway can be really
A balance is reached between the width of health protection, intensity and uniform stressed.
As the technical measures further optimized, the forming of the most described lining, described lining plug-in mounting institute
The keyway matched with the key on described inner sleeve outer wall having on the inwall of the centre bore stating inner sleeve is through whole institute
State lining.
In sum, the double limitation lining knot of the trailing arm that a kind of automotive suspension that this utility model provides is connected with vehicle body
Structure, by the method arranging double limitation mechanism at lining and its internal and external casing, perfectly solves in the middle of above-mentioned background technology
The plain bushing mentioned is susceptible to affect the relative rotation of automobile passenger comfort level with its internal and external casing in the case of high pulling torque
The problem turned.
Accompanying drawing explanation
Fig. 1: couple the trailing arm schematic diagram of vehicle suspension system namely automotive suspension and vehicle body；
The lining radial section schematic diagram that the A-A section of Fig. 2: Fig. 1 is shown；
The lining axial cross-sectional views that the B-B section of Fig. 3: Fig. 1 is shown；
[reference]
1: support；101:U shape groove；2: lining；3: trailing arm；4: bolt；5: trocar sheath；6: inner sleeve；7: protruding；
8: groove；9: key；10: keyway；11: connecting hole.
Detailed description of the invention
Below in conjunction with a specific embodiment, the present invention is further described in detail.
Embodiment 1
As shown in Figure 1 to Figure 3, the double limitation of the trailing arm that a kind of automotive suspension that this utility model provides is connected with vehicle body
One exemplary embodiments of bush Assembly is similar with the trailing arm bush Assembly of general-utility car suspension, including the lining 2 of elastic material
With trocar sheath 5 and the inner sleeve 6 of described lining, in the present embodiment, described lining 2 uses elastomeric material, and one
Support 1；Described support 1 is fastened on automobile frame, and the trailing arm 3 that described automotive suspension is connected with vehicle body is by a bolt
In 4 U-lags 101 being articulated with an one end open on described support 1；Described lining 2 is set on described bolt 4, institute
Within stating the described trocar sheath 5 that lining 2 is plugged in metal material, described trocar sheath 5 secure weld in described trailing arm 3 with described
In the connecting hole 11 that frame 1 is hinged；Described lining 2 is set in institute centrally along inner sleeve 6 described in axial plug-in mounting, described inner sleeve 6
State on bolt 4 and tighten inner sleeve 6 described in the both sides cell wall held tight forcing described U-lag 101 by described bolt 4
Two end faces so that described inner sleeve 6 is fastened onto on described support 1.The present embodiment and common automobile longitudinal arm lining
It is in place of the difference of assembly: first, as shown in Figures 2 and 3, and with reference to Fig. 1, in order to prevent described lining 2 and its trocar sheath 5
Rotating against, the outer wall of described lining 2 has along its axial projection 7 structure, when described lining 2 is plugged in described overcoat
After among pipe 5, constitute within the groove 8 of described protruding 7 described trocar sheath 5 correspondences of insertion and prevent described lining 2 at described overcoat
The position-limit mechanism rotated in pipe 5.Secondly, as in figure 2 it is shown, in order to prevent described lining 2 from rotating against with its inner sleeve 6,
In the present embodiment, described inner sleeve 6 outer wall has along its axial key 9 structure, inner sleeve 6 described in described lining 2 plug-in mounting
There are keyway 10 structure matched with described key 9 structure, described key 9 to constitute with keyway 10 on the inwall of centre bore and prevent described lining
The position-limit mechanism that set 2 and inner sleeve 6 rotate against.With reference to Fig. 3, note that described lining 2 uses the bullet of flexibility
Property quality of rubber materials, so even the groove 8 coordinated with the axial projection 7 on described lining 2 outer wall on described trocar sheath 5 does not has
Opening, it is also possible to until described protruding 7 because of lining 2 within forcing described lining 2 to shrink by external force and being pressed into described trocar sheath 5
Elasticity stretches into described groove 8 and realizes the lining 2 fastening plug-in mounting in the middle of described trocar sheath 5.
As in figure 2 it is shown, in the present embodiment, as the technical scheme of a kind of further optimization, in order to make described lining 2
Being trapped among outward uniform force when twisting, on described lining 2 outer wall, the quantity along its axial projection 7 is four, described in four
Protruding 7 are uniformly distributed around the central shaft of described lining 2, with the number of described protruding 7 grooves 8 matched on described trocar sheath 5
Amount is also four and the difference phase place of 90 degree two-by-two.
As in figure 2 it is shown, in the present embodiment, as a kind of technical scheme further optimized, described in order to make equally
Centre uniform force when twisting of inner sleeve 6 described in lining 2 plug-in mounting, allows also for described inner sleeve 6
External diameter is much smaller than trocar sheath 5, and it is two that described inner sleeve 6 outer wall has the quantity along its axial key 9, two described key 9 phases
For the distribution substantially symmetrical about its central axis of described inner sleeve 6, keyway supporting on the center bore inner wall of described lining 2 plug-in mounting inner sleeve 6
The quantity of 10 is also two and the phase place of difference 180 degree.External diameter in view of described inner sleeve 6 is not the biggest premise, uses
The key of two difference 180 phase places coordinates with keyway and can guarantee that reaching one between the width of key, intensity and uniform stressed puts down
Weighing apparatus.
As the technical measures further optimized, the forming of the most described lining 2, described lining 2 plug-in mounting
The keyway 10 matched with the key 9 on described inner sleeve 6 outer wall having on the inwall of the centre bore of described inner sleeve 6 is through
Whole described lining 2.
Above detailed description of the invention, not in order to limit this utility model, all is done according in design of the present utility model
Any modification, equivalent substitution and improvement etc., should be included in the protection model that claims of this utility model patent are stated
Within enclosing.
Claims (4)
1. a double limitation bush Assembly for the trailing arm that automotive suspension is connected with vehicle body, including elastic material lining (2) and
The trocar sheath (5) of described lining and inner sleeve (6), and a support (1)；Described support (1) is fastened on automobile frame
On, the trailing arm (3) that described automotive suspension is connected with vehicle body is articulated with on described support (1) by a bolt (4)
In the U-lag (101) of end opening；Described lining (2) is set on described bolt (4), and described lining (2) is plugged in metal material
Within the described trocar sheath (5) of matter, described trocar sheath (5) secure weld is hinged in described trailing arm (3) and described support (1)
In connecting hole (11)；Described lining (2) is set in described spiral shell centrally along inner sleeve (6) described in axial plug-in mounting, described inner sleeve (6)
Inner sleeve described in the both sides cell wall held tight of described U-lag (101) is forced on bolt (4) and by tightening of described bolt (4)
Two end faces of pipe (6) are so that described inner sleeve (6) is fastened onto on described support (1)；Described a kind of automotive suspension with
The double limitation bush Assembly of the trailing arm that vehicle body connects is characterised by:
The outer wall of described lining (2) has along its axial projection (7) structure, when described lining (2) is plugged in described trocar sheath
(5), time among, within described projection (7) inserts the groove (8) that described trocar sheath (5) is corresponding, composition prevents described lining (2) from existing
The position-limit mechanism rotated in described trocar sheath (5)；
Described inner sleeve (6) outer wall has along its axial key (9) structure, in inner sleeve (6) described in described lining (2) plug-in mounting
Keyway (10) structure matched with described key (9) structure, described key (9) is had to prevent with keyway (10) composition on the inwall of central hole
The position-limit mechanism that described lining (2) and inner sleeve (6) rotate against.
The double limitation bush Assembly of the trailing arm that a kind of automotive suspension the most according to claim 1 is connected with vehicle body, it is special
Levying and be: on described lining (2) outer wall, the quantity along its axial projection (7) is four, four described projections (7) are around described
The central shaft of lining (2) is uniformly distributed.
The double limitation bush Assembly of the trailing arm that a kind of automotive suspension the most according to claim 2 is connected with vehicle body, it is special
Levying and be: it is two that described inner sleeve (6) outer wall has the quantity along its axial key (9), two described keys (9) are relative to institute
State the distribution substantially symmetrical about its central axis of inner sleeve (6).
The double limitation bush Assembly of the trailing arm that a kind of automotive suspension the most according to claim 3 is connected with vehicle body, it is special
Levy and be: have on the inwall of the centre bore of inner sleeve (6) described in described lining (2) plug-in mounting with described inner sleeve (6) outer wall
On the keyway (10) that matches of key (9) be through whole described lining (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620835052.5U CN205853797U (en) | 2016-08-03 | 2016-08-03 | The double limitation bush Assembly of the trailing arm that a kind of automotive suspension is connected with vehicle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620835052.5U CN205853797U (en) | 2016-08-03 | 2016-08-03 | The double limitation bush Assembly of the trailing arm that a kind of automotive suspension is connected with vehicle body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205853797U true CN205853797U (en) | 2017-01-04 |
Family
ID=57653517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620835052.5U Expired - Fee Related CN205853797U (en) | 2016-08-03 | 2016-08-03 | The double limitation bush Assembly of the trailing arm that a kind of automotive suspension is connected with vehicle body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205853797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11951796B2 (en) | 2020-08-11 | 2024-04-09 | Volvo Truck Corporation | Bushing for a suspension and vehicle comprising such a bushing |
-
2016
- 2016-08-03 CN CN201620835052.5U patent/CN205853797U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11951796B2 (en) | 2020-08-11 | 2024-04-09 | Volvo Truck Corporation | Bushing for a suspension and vehicle comprising such a bushing |
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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: 20170104 Termination date: 20170803 |