CN201694014U - Shaft liner for vehicle suspension system - Google Patents
Shaft liner for vehicle suspension system Download PDFInfo
- Publication number
- CN201694014U CN201694014U CN 201020263788 CN201020263788U CN201694014U CN 201694014 U CN201694014 U CN 201694014U CN 201020263788 CN201020263788 CN 201020263788 CN 201020263788 U CN201020263788 U CN 201020263788U CN 201694014 U CN201694014 U CN 201694014U
- Authority
- CN
- China
- Prior art keywords
- fuse
- suspension system
- axle bush
- vehicle suspension
- external bushing
- 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 - Lifetime
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- 239000000725 suspension Substances 0.000 title claims abstract description 59
- 230000003014 reinforcing effect Effects 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 11
- 229910000754 Wrought iron Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 239000004576 sand Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010011469 Crying Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- -1 and therefore Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model relates to a shaft liner for a vehicle suspension system, which comprises a rigid axial core and an outer liner which is sheathed on the periphery of the core and has round section and resilience, wherein the outer liner is provided with concave holes corresponding to the upside and the downside of the core in the vertical direction, the outer liner is internally provided with at least one reinforced column corresponding to the front side and rear side of the core in the horizontal direction, and the length direction of the reinforced column is parallel to the axial direction of the core. The outer liner is internally provided with at least one reinforced column corresponding to the front side and rear side of the core in the horizontal direction, thus improving the rigidity in the longitudinal direction, namely, the traveling direction of vehicles, improving the traction capacity of vehicles in the traveling process, reducing lateral force generated in traveling or steering process of vehicles, and improving the steadiness of vehicles.
Description
Technical field
The utility model relates to a kind of vehicle suspension system, is specifically related to a kind of suspended rack assembly of vehicle suspension system, more specifically relates to a kind of axle bush of vehicle suspension system.
Background technology
Traveling comfort is one of most important in-use performance of vehicle.Traveling comfort is relevant with the natural vibration characteristic of vehicle body, and the natural vibration characteristic of vehicle body is relevant with the characteristic of suspension, and therefore, vehicle suspension system is the vitals that guarantees vehicle riding comfort.Simultaneously, vehicle suspension system is again the vitals that guarantees ride safety of automobile as the power transmission parts that connect between vehicle frame (or vehicle body) and the axletree (or wheel).
Each suspension of existing vehicle comprises a pair of spaced suspended rack assembly, each suspended rack assembly has a tail boom or suspension swing arm, and the tail boom suspension swing arm between its front-end and back-end for hard basically structure without any joint, pivot point or analogue, thereby tail boom suspension swing arm structure self obvious deflection not.And the hard suspension swing arm or the tail boom of this class of suspended rack assembly are connected to pivot rigidly to the rear end relative with its front end at the middle part of suspension swing arm or tail boom, and this is pivotally connected to the vehicle frame suspension holdfast.Be installed in that pivot in tail boom or the suspension swing arm is subjected to vertically in use, level, axially and the effect of the power on the torsional direction, therefore require these pivots can bear these power, comprise that damping and the inharmonic wheel of buffering load, and be delivered to vehicle by changing, make vehicle more steadily comfortable under steam and make these bearings have long-term service life from the power of regulating these different directions in the hardness of different directions.
In the existing vehicle, tail boom or suspension swing arm realize by axle bush that to the pivotal joint of suspension holdfast existing axle bush just comprises elastomeric external bushing, and this elasticity external bushing is the fuse molding and adhesively is connected thereto round the center steel bushing.Wherein, the center steel bushing is that fuse is not flexible in fact, and the elasticity outer lining is with the rebound resilience that certain is tending towards cushioning vertical power, horizontal force and torsion, especially has certain to be tending towards cushioning power and inharmonic rebound resilience of taking turns loading of rolling and causing.Usually, external bushing is made by elastomeric material.Though external bushing has been made into very hard, and center on hardness and the rebound resilience that axial sleeve partly has same levels.But this has limited the effectiveness of external bushing, because loading is in the external bushing normal direction when using, external bushing requires with the hardness at the part place of different angles location and rebound resilience around pivot may some variation.If external bushing bears heavy weight load in use, it will have high level hardness usually so, this hardness makes it too hard for suitable load buffering, if have compromise other hardness of level and rebound resilience but external bushing made in use for the load range that acts on it along different directions, its performance just is restricted so undoubtedly.
In order to change the hardness of external bushing at when using to act on the different stage power of pivot from different directions, existing way is that external bushing is offered shrinkage pool, and that shrinkage pool is generally is arc, in the both sides up and down of axial sleeve vertical direction.This has made in the hardness deliquescing that loads the external bushing under the situation on the cardinal principle vertical direction, and the cardinal principle longitudinal direction that keeps vehicle simultaneously is that vehicle is exercised on the direction bigger hardness is arranged, in order to roll and inharmonious situation of taking turns loading under make vehicle more comfortable.But, be that the hardness that vehicle enforcement direction provides is limited along this cardinal principle longitudinal direction, be not enough to tackle satisfactorily the loading environment that increases gradually, and have only some vehicle could move under these conditions.
For solving the hardness problem of longitudinal direction, U.S. Pat 7252298B2 discloses a kind of pivot bearing, and as shown in Figure 1, this pivot bearing comprises a shell 13 ', one compression also is bonded in and in the shell 13 ' the inner rigid fuse 11 ' of elastic external bushing 12 ' and in external bushing 12 ' is arranged.External bushing has sand holes 121 ', and when pivot bearing was installed for use, sand holes were located at the both sides up and down of this inside fuse 11 ' vertical direction.Be provided with in the external bushing 12 ' and increase hard component 14 ', reinforcing member 14 ' is extending between the opposite side between sand holes 121 '.When pivot bearing is used for vehicle towing arm sling and hangs, when sand holes 121 ' have substantially radial weight at pivot bearing, increase the flexibility of lining.Increase hard component 14 ' enhanced level direction and be longitudinal direction or vehicle and exercise the hardness of external bushing of direction to improve vehicle power and to reduce vibrations, but because the opposed end of sand holes 121 ' is stretched on its limit that increases hard component 14 ', therefore in the vehicle ' process, increase that hard component 14 ' is easy to and external bushing 12 ' between rupture.
Summary of the invention
The technical problems to be solved in the utility model is: a kind of suspended axle lining of vehicle suspension system is provided, and increasing longitudinal direction is the rigidity of vehicle heading, lowers vehicle vibration in the process of moving, and it is more comfortable that vehicle is more steadily taken.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of axle bush of vehicle suspension system, comprise the axial fuse of rigidity and the elastic external bushing that has of the circular section that is set in this fuse periphery, this external bushing is provided with shrinkage pool in the equal correspondence in the both sides up and down of the vertical direction of this fuse, the equal correspondence in both sides, front and back corresponding to described fuse horizontal direction in the described external bushing is provided with at least one reinforcing prop, and the length direction of described reinforcing prop is parallel with the axial direction of described fuse.
In the axle bush of above-mentioned vehicle suspension system, described reinforcing prop is generally selected steel bar, rod iron or the steel pipe of less expensive for use for to make than the cooresponding other materials of described fuse material therefor hardness.
In the axle bush of above-mentioned vehicle suspension system, described reinforcing prop is many and is spaced around described fuse and is circular section that the arc top of described circular arc is towards the horizontal direction of described fuse, and described many reinforcing props are embedded in the described external bushing at interval.
In the axle bush of above-mentioned vehicle suspension system, many reinforcing props of both sides all are spaced into two row or rows around described fuse before and after the described fuse horizontal direction.
In the axle bush of above-mentioned vehicle suspension system, described fuse length in the axial direction is more than or equal to the steel bushing length in the axial direction of the suspension arms of vehicle suspension system, described fuse length in the axial direction is greater than described external bushing length in the axial direction, the length of described reinforcing prop be slightly larger than described external bushing in the axial direction length but less than described fuse length in the axial direction.
In the axle bush of above-mentioned vehicle suspension system, the suspension arms steel bushing interference fit of described axle bush and vehicle suspension system; Or also being provided with shell outside the described external bushing, described axle bush and described shell are interference fit.
Useful technique effect of the present utility model is:
1, the utility model since in external bushing the equal correspondence in both sides, front and back corresponding to the horizontal direction of described fuse be provided with at least one reinforcing prop, having increased longitudinal direction is the rigidity of vehicle heading, strengthened vehicle towability in the process of moving, reduced vehicle travel or steering procedure in the side force that produces, increased the stationarity of vehicle.
2, form by the material of two or more different hardness owing to axle bush of the present utility model, the contact surface of these two kinds of materials is made irregularly shaped its area of contact and the binding power of having increased, and makes these two kinds of materials be not easy to come off when bearing side force.
Description of drawings
For further setting forth the utility model is technological means and the effect that the predetermined purpose of realization is taked, and the utility model describes its purpose, feature and characteristics in detail in conjunction with following accompanying drawing.By the description of the drawings, can go deep into and concrete understanding having in the utility model, yet accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.
Fig. 1 is the structural representation of axle bush for pivot bearing among the prior art U.S. Pat 7252298B2;
Fig. 2 is the suspension arms assembly figure that comprises the axle bush of vehicle suspension system of the present utility model;
Fig. 3 is the end construction scheme drawing of first kind of embodiment of axle bush of vehicle suspension system of the present utility model;
Fig. 4 is the lateral plan of Fig. 3;
Fig. 5 is the perspective view of first kind of embodiment of axle bush of vehicle suspension system of the present utility model;
Fig. 6 is another angle perspective view of first kind of embodiment of axle bush of vehicle suspension system of the present utility model;
Fig. 7 is the perspective view of second kind of embodiment of axle bush of vehicle suspension system of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effects apparent by the specific embodiment of the present utility model is described in detail.
As shown in Figure 2, vehicle suspension system comprises suspension swing arm 3, and the base 4 that air bellow is installed is arranged at the one end.Suspension arms 3 is welded on above the axle sleeve 5, and axle sleeve 5 then is welded on the central siphon 6.The other end of suspension arms 3 is steel bushings 2 of a circle, its inner axle bush 1 that needs installation to be used for its buffer action.In design in the past, axle bush 1 is that the external bushing and inside of rubber is that circular steel pipe is that fuse is formed by exterior material generally, and generally the correspondence of both sides up and down of the vertical direction of corresponding fuse is provided with two shrinkage pools on the rubber external bushing.
[embodiment 1]
Extremely shown in Figure 6 referring to Fig. 3, first kind of embodiment of the axle bush of vehicle suspension system of the present utility model.
As Fig. 3 or shown in Figure 4, axle bush 1 of the present utility model comprise the axial fuse 11 of rigidity and be set in these fuse 11 peripheries the circular section 12 two parts of elastic external bushing are arranged.Wherein outer liner 12 is generally rubber, polyurethane or similar flexible material and makes, its two side positions up and down at the vertical direction of fuse 11 have two shrinkage pools 121, in order to be increased in the flexibility of vertical direction, increase the comfort level of vehicle, shrinkage pool 121 can be relative smiling face's shape or the opposite face shape of crying (as shown in Figure 3).
Extremely shown in Figure 6 as Fig. 3, for being increased in longitudinal direction is the rigidity that vehicle is exercised direction, be provided with at least one reinforcing prop 13 at external bushing 12 corresponding to the equal correspondence in both sides, front and back of fuse 11 horizontal directions, the length direction of reinforcing prop 13 is parallel with the axial direction of fuse 11, the length of reinforcing prop 13 be slightly larger than external bushing 12 in the axial direction length but less than fuse 11 length in the axial direction.
In the present embodiment, reinforcing prop 13 is for many and be spaced around fuse 11 and be circular section, the arc of circular arc top is towards the horizontal direction of fuse 11, and many reinforcing props 13 of both sides all are spaced into two rows and are embedded in the external bushing 12 around fuse 11 before and after fuse 11 horizontal directions.
In addition, fuse 11 length in the axial direction is more than or equal to steel bushing 2 length in the axial direction of the suspension arms of vehicle suspension system, fuse 11 length in the axial direction is greater than external bushing 12 length in the axial direction, form the sponson 111 of symmetry, be used for axially and tilt to load being obedient to of axle bush under the situation.This sponson 111 stretches out symmetrically from the end to axial of external bushing 12, makes like this to form between external bushing 12 and the steel bushing 2, and makes axle bush 1 can self carry out accommodation with steel bushing 2 under the load deflection situation and is obedient to.
Further, reinforcing prop 13 is for to make than the cooresponding other materials of fuse 11 material therefor hardness, and the steel bar, rod iron or the steel pipe that are generally less expensive also directly are embedded in the external bushing 12.
Among the above embodiment, axle bush 1 can directly be assembled in the steel bushing 2 of suspension arms 3, and axle bush 1 is an interference fit with suspension arms steel bushing 2.In addition, can also increase a shell 14 outside external bushing 12, axle bush 1 can bond to and/or be molded in the shell, and axle bush 1 is an interference fit with shell.
[embodiment 2]
Referring to shown in Figure 7, second kind of embodiment of the axle bush of vehicle suspension system of the present utility model.
The axle bush structure and the embodiment 1 of present embodiment are roughly the same, do not state in this omission, and slightly different is:
As shown in Figure 7, many reinforcing props 13 of both sides all are spaced into single and are embedded in the external bushing 12 around fuse 11 before and after fuse 11 horizontal directions.
But be not limited thereto, the arrangement mode of reinforcing prop 13 can be elliptic cross-section or two row with on wait other form, specifically will decide according to the diameter of reinforcing prop 13 or thickness and quantity, to make longitudinal direction be that vehicle is exercised the purpose that the rigidity of direction is strengthened as long as reach.
Axle bush of the present utility model, owing to be provided with many reinforcing props 13 corresponding to the both sides, front and back of the horizontal direction of fuse 11 at external bushing 12, having increased longitudinal direction is the rigidity of vehicle heading, strengthened vehicle towability in the process of moving, reduced vehicle travel or steering procedure in the side force that produces, increased the stationarity of vehicle.
Foregoing; it only is preferred embodiment of the present utility model; be not to be used to limit embodiment of the present utility model; those of ordinary skills are according to main design of the present utility model and spirit; protection domain of the present utility model can carry out corresponding flexible or modification very easily, so should be as the criterion with the desired protection domain of claims.
Claims (9)
1. the axle bush of a vehicle suspension system, comprise the axial fuse of rigidity and the elastic external bushing that has of the circular section that is set in this fuse periphery, this external bushing is provided with shrinkage pool in the equal correspondence in the both sides up and down of the vertical direction of this fuse, it is characterized in that, the equal correspondence in both sides, front and back corresponding to described fuse horizontal direction in the described external bushing is provided with at least one reinforcing prop, and the length direction of described reinforcing prop is parallel with the axial direction of described fuse.
2. the axle bush of vehicle suspension system according to claim 1 is characterized in that, described reinforcing prop is for to make than the cooresponding other materials of described fuse material therefor hardness.
3. the axle bush of vehicle suspension system according to claim 2 is characterized in that, described reinforcing prop is steel bar, rod iron or steel pipe.
4. according to the axle bush of claim 2 or 3 described vehicle suspension systems, it is characterized in that, described reinforcing prop is many and is spaced around described fuse and is circular section, the arc top of described circular arc is towards the horizontal direction of described fuse, and described many reinforcing props are embedded in the described external bushing at interval.
5. the axle bush of vehicle suspension system according to claim 4 is characterized in that, many reinforcing props of both sides all are spaced into two rows around described fuse before and after the described fuse horizontal direction.
6. the axle bush of vehicle suspension system according to claim 4 is characterized in that, many reinforcing props of both sides all are spaced into a row around described fuse before and after the described fuse horizontal direction.
7. the axle bush of vehicle suspension system according to claim 1, it is characterized in that, described fuse length in the axial direction is more than or equal to the steel bushing length in the axial direction of the suspension arms of vehicle suspension system, described fuse length in the axial direction is greater than described external bushing length in the axial direction, the length of described reinforcing prop be slightly larger than described external bushing in the axial direction length but less than described fuse length in the axial direction.
8. the axle bush of vehicle suspension system according to claim 1 is characterized in that, the suspension arms steel bushing interference fit of described axle bush and vehicle suspension system.
9. the axle bush of vehicle suspension system according to claim 1 is characterized in that, the described external bushing outside also is provided with shell, and described axle bush and described shell are interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020263788 CN201694014U (en) | 2010-07-09 | 2010-07-09 | Shaft liner for vehicle suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020263788 CN201694014U (en) | 2010-07-09 | 2010-07-09 | Shaft liner for vehicle suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201694014U true CN201694014U (en) | 2011-01-05 |
Family
ID=43395259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020263788 Expired - Lifetime CN201694014U (en) | 2010-07-09 | 2010-07-09 | Shaft liner for vehicle suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201694014U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673343A (en) * | 2011-11-23 | 2012-09-19 | 潍柴动力股份有限公司 | Profile connecting stabilizer bar |
| CN103697097A (en) * | 2013-12-31 | 2014-04-02 | 采埃孚橡胶金属(上海)有限公司 | Bushing for torsion beam of rear axle of automobile |
-
2010
- 2010-07-09 CN CN 201020263788 patent/CN201694014U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673343A (en) * | 2011-11-23 | 2012-09-19 | 潍柴动力股份有限公司 | Profile connecting stabilizer bar |
| CN103697097A (en) * | 2013-12-31 | 2014-04-02 | 采埃孚橡胶金属(上海)有限公司 | Bushing for torsion beam of rear axle of automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110105 |