CN201694012U - Shaft liner sleeve of vehicle suspending system - Google Patents
Shaft liner sleeve of vehicle suspending system Download PDFInfo
- Publication number
- CN201694012U CN201694012U CN 201020223341 CN201020223341U CN201694012U CN 201694012 U CN201694012 U CN 201694012U CN 201020223341 CN201020223341 CN 201020223341 CN 201020223341 U CN201020223341 U CN 201020223341U CN 201694012 U CN201694012 U CN 201694012U
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- Prior art keywords
- axle bush
- suspension system
- fuse
- vehicle suspension
- vehicle
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- 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 relates to a shaft liner sleeve of a vehicle suspending system, which comprises a rigid axial core and an elastic outer liner sleeve which is sleeved at the peripheral circular section of the core, wherein the outer liner sleeve is correspondingly provided with a plurality of concave holes along the upper side and the lower side of the vertical direction of the core, and the core comprises a core main body and a plurality of lug bosses which are correspondingly arranged at the front side and the back side of the horizontal direction of the core main body. As the front side and the back side of the horizontal direction of the core main body are provided with the outward lug bosses, the shaft liner sleeve increases the rigidity along the lengthways direction, i.e. the vehicle running direction, enhances the traction capability when the vehicle runs, reduces the lateral force when the vehicle runs or turns, and increases the stability of the vehicle. Furthermore, as the shaft liner sleeve is made from at least two materials with different rigidities, and the contact surface of the two materials is made into an irregular shape, the shaft liner sleeve increases the contact surface and the adhesive force, and leads the two materials to be hardly fallen off when bearing the lateral force.
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 axle bush 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, and this fuse comprises mandrel body and in the corresponding projection that is provided with in the both sides, front and back of the horizontal direction of this mandrel body.
In the axle bush of above-mentioned vehicle suspension system, the projection of described fuse is outwards stretched out integratedly by described mandrel body, also can be to be made and with the welding of described mandrel body or inlay all-in-one-piece by the cooresponding other materials of material hardness.
In the axle bush of above-mentioned vehicle suspension system, described mandrel body 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, and described mandrel body length in the axial direction is greater than described external bushing length in the axial direction.
In the axle bush of above-mentioned vehicle suspension system, the suspension arms steel bushing of described axle bush and vehicle suspension system is an interference fit.Or the described external bushing outside also is provided with shell, and described axle bush and described shell are interference fit.
In the axle bush of above-mentioned vehicle suspension system, the protruding top of the projection of described fuse is towards the horizontal direction of described mandrel body.
In the axle bush of above-mentioned vehicle suspension system, the cross section of the projection of described fuse is a semiellipse.
In the axle bush of above-mentioned vehicle suspension system, the projection of described fuse and the periphery of described mandrel body are solid bonded assemblys, are provided with at least one perforate on the projection of described fuse.
In the axle bush of above-mentioned vehicle suspension system, the projection of described fuse and the periphery of described mandrel body are hollow bonded assemblys, are provided with at least one perforate on the projection of described fuse.
Useful technique effect of the present utility model is:
1, axle bush of the present utility model, because both sides are that vehicle heading is provided with outside projection before and after the mandrel body horizontal direction, 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 that pivot bearing is the structural representation of axle bush 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 axle bush first embodiment of vehicle suspension system of the present utility model;
Fig. 4 is another core structures scheme drawing of the utility model first embodiment end construction;
Fig. 5 is the A-A cutaway view of axle bush shown in Figure 3;
Fig. 6 is the perspective view of the fuse of axle bush shown in Figure 3;
Fig. 7 is the perspective view of the axle bush second embodiment fuse of vehicle suspension system of the present utility model;
Fig. 8 is the perspective view of axle bush the 3rd embodiment fuse of vehicle suspension system of the present utility model;
Fig. 9 is that the utility model the 3rd embodiment fuse vertical direction is removed heavy scheme drawing;
The perspective view of axle bush the 4th embodiment fuse of the vehicle suspension system that Figure 10 is;
Figure 11 is the end view of suspended axle lining the 5th example structure 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, the axle bush 1 of present embodiment 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 (shown in Fig. 3,4).
As shown in Figure 6, fuse 11 comprises that mandrel body 111 and both sides, mandrel body 111 horizontal directions front and back are the outside projection 112,113 that vehicle heading is provided with, in the present embodiment, projection 112,113 roughly is the cross section half elliptic around mandrel body 111 extends, and is positioned at the preceding both sides of mandrel body 111 horizontal directions and is 112,113 pairs of the projectioies that the cross section half elliptic extends and is connected into the ellipticity sleeve pipe.
Mandrel body 111 is generally than external bushing 12 rigidity and the high material of intensity and makes, and is generally materials such as nylon, iron and steel, cast iron or cast steel.Projection 112,113 can be for forming with mandrel body 111 identical or different materials, can be the extension of mandrel body 111 or make and with mandrel body 111 welding or inlay and make one by the cooresponding other materials of material hardness, promptly projection 112,113 can or inlay with mandrel body 111 castings, weld together.
In the present embodiment, the cross sectional shape of projection 112,113 is a half elliptic, and be half-elliptic a pair of protruding 112,113 pairs of cross section by both sides before and after mandrel body 111 horizontal directions and be connected into the ellipticity sleeve pipe, and preferred scheme is that projection 112,113 and mandrel body 111 are one-body molded.But be not limited thereto, projection 112,113 can also be other shape such as arc, and the protruding top of projection 112,113 is towards the horizontal direction of mandrel body 111, as long as make fuse 11 irregular with the contact surface of external bushing 12.
In addition, the axial length of mandrel body 111 is more than or equal to the length of steel bushing 2, and mandrel body 111 length in the axial direction forms the sponson 114 of symmetry greater than the length of external bushing 12, is used for axially and tilts to load being obedient to of axle bush under the situation.This sponson 114 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.
[embodiment 2]
Referring to shown in Figure 7, present embodiment is second kind of embodiment of the suspension lining of vehicle suspension system of the present utility model, and the suspension bush structure and the embodiment 1 of present embodiment are roughly the same, do not state in this omission, and slightly different is:
To shown in Figure 8, the projection 112,113 of fuse 11 and the periphery of mandrel body 111 are solid bonded assemblys as Fig. 7, and promptly projection 112,113 is provided with perforate 1122 and 1132, and perforate 1122,1132 can be used for loss of weight for 1 even a plurality of.
[embodiment 3]
Referring to Fig. 8 and shown in Figure 9, present embodiment is the third embodiment of the suspension lining of vehicle suspension system of the present utility model, and the suspension bush structure and the embodiment 1 of present embodiment are roughly the same, does not state in this omission, and slightly different is:
As Fig. 8, shown in Figure 9, the projection 112,113 of fuse 11 and the periphery of mandrel body 111 are hollow bonded assemblys, promptly are formed with groove 1121 and 1131 between the periphery of projection 112,113 and mandrel body 111, are used for loss of weight.
[embodiment 4]
Referring to shown in Figure 10, present embodiment is the 4th kind of embodiment of the suspension lining of vehicle suspension system of the present utility model, and the suspension bush structure of present embodiment combines embodiment 2 and embodiment 3.
As shown in figure 10, the projection 112,113 of fuse 11 and the periphery of mandrel body 111 are hollow bonded assemblys, promptly are formed with groove 1121 and 1131 between the periphery of projection 112,113 and mandrel body 111, are used for loss of weight.In addition, also further offer perforate 1122 and 1132 on the projection 112,113 of fuse, perforate 1122,1132 can be 1 even a plurality of, is used for loss of weight equally.
[embodiment 5]
Referring to shown in Figure 11, present embodiment is the 5th kind of embodiment of the suspension lining of vehicle suspension system of the present utility model, and the suspension bush structure and the embodiment 4 of present embodiment are roughly the same, do not state in this omission, and slightly different is:
As shown in figure 11, directly on the mandrel body 111 of tubular, directly add weldering projection 112,113, form fuse 11.
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 (not shown) 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.
Axle bush of the present utility model, because both sides are that vehicle heading is provided with outside projection before and after the mandrel body horizontal direction, 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.
In addition, because axle bush of the present utility model is made up of the material of two or more different hardness, 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 rupture and come off when bearing side force.
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 (12)
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 this fuse comprises mandrel body and in the corresponding projection that is provided with in the both sides, front and back of the horizontal direction of this mandrel body.
2. the axle bush of vehicle suspension system according to claim 1 is characterized in that, the projection of described fuse is outwards stretched out integratedly by described mandrel body.
3. the axle bush of vehicle suspension system according to claim 1 is characterized in that, the projection of described fuse is to be made and with the welding of described mandrel body or inlay all-in-one-piece by the cooresponding other materials of material hardness.
4. the axle bush of vehicle suspension system according to claim 1, it is characterized in that, described mandrel body 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, and described mandrel body length in the axial direction is greater than described external bushing length in the axial direction.
5. the axle bush of vehicle suspension system according to claim 1 is characterized in that, the suspension arms steel bushing of described axle bush and vehicle suspension system is an interference fit.
6. 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.
7. the axle bush of vehicle suspension system according to claim 1 is characterized in that, the protruding top of the projection of described fuse is towards the horizontal direction of described mandrel body.
8. according to the axle bush of each described vehicle suspension system of claim 1 to 7, it is characterized in that the cross section of the projection of described fuse is a semiellipse.
9. the axle bush of vehicle suspension system according to claim 8 is characterized in that, the projection of described fuse and the periphery of described mandrel body are solid bonded assemblys.
10. the axle bush of vehicle suspension system according to claim 9 is characterized in that, the projection of described fuse is provided with at least one perforate.
11. the axle bush of vehicle suspension system according to claim 8 is characterized in that, the projection of described fuse and the periphery of described mandrel body are hollow bonded assemblys.
12. the axle bush of vehicle suspension system according to claim 11 is characterized in that, the projection of described fuse is provided with at least one perforate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020223341 CN201694012U (en) | 2010-06-07 | 2010-06-07 | Shaft liner sleeve of vehicle suspending system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020223341 CN201694012U (en) | 2010-06-07 | 2010-06-07 | Shaft liner sleeve of vehicle suspending system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201694012U true CN201694012U (en) | 2011-01-05 |
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ID=43395257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020223341 Expired - Fee Related CN201694012U (en) | 2010-06-07 | 2010-06-07 | Shaft liner sleeve of vehicle suspending system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201694012U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267352A (en) * | 2010-06-07 | 2011-12-07 | 中集车辆（集团）有限公司 | Shaft bushing of vehicle suspending system |
| CN115302998A (en) * | 2022-04-28 | 2022-11-08 | 康诚(江苏)机械制造有限公司 | Wheel suspension beam mounting structure and air suspension chassis of cross-country trailer |
-
2010
- 2010-06-07 CN CN 201020223341 patent/CN201694012U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267352A (en) * | 2010-06-07 | 2011-12-07 | 中集车辆（集团）有限公司 | Shaft bushing of vehicle suspending system |
| CN102267352B (en) * | 2010-06-07 | 2013-12-04 | 中集车辆（集团）有限公司 | Shaft bushing of vehicle suspending system |
| CN115302998A (en) * | 2022-04-28 | 2022-11-08 | 康诚(江苏)机械制造有限公司 | Wheel suspension beam mounting structure and air suspension chassis of cross-country trailer |
| CN115302998B (en) * | 2022-04-28 | 2024-04-26 | 康诚(江苏)机械制造有限公司 | Wheel suspension beam mounting structure and air suspension chassis of cross-country trailer |
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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: 20110105 Termination date: 20160607 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |