CN205744905U - A kind of bearing - Google Patents

Abstract

This utility model is a kind of bearing, relates to component of machine field.To solve movable body present in prior art, when jolting such as automobile, tank etc., exist driver or member's comfort level by bus is poor by bus, the vehicle part technical problem that easily damaged and accident degree of injury is higher in jolting and design.This bearing includes inner ring, outer ring, rolling element, the annular retaining ring being arranged between inner ring and outer ring and elastically-deformable elastomer can occur.The elastomer of this utility model can deform upon when vehicle is by external force, in deformation process, elastomer is internal there is STRESS VARIATION, and external force plays buffering reduction effect, thus alleviate vehicle and jolt degree, strengthen the comfort level of personnel by bus, reduce the rapid wear degree of vehicle part.

Description

A kind of bearing

Technical field

This utility model relates to component of machine field, particularly relates to a kind of bearing.

Background technology

Bearing generally comprises outer ring, inner ring and rolling element, is used for supporting machinery rotary body, and drops in mechanical transmission course Low equipment mechanical load coefficient of friction in transmission process.Bearing is the important foundation parts of all kinds of mechanized equipment, it Precision, performance, life and reliability play conclusive effect to the precision of main frame, performance, life and reliability.

In existing bearing, outer ring, inner ring and rolling element are rigid material and make, and bearing holder (housing, cover) is connected on axle, in work During bearing generally external force will not be buffered by after external force, but directly external force is passed to the axle being socketed therewith On.For some movable bodies, such as automobile, tank etc., in the case of road conditions are poor, owing to the degree of jolting of vehicle is very big, Not only the comfort level of personnel is poor by bus, and the parts of vehicle itself are the most fragile；It addition, vehicle occurs in the process of moving During collision, due to the bearing crusherbull zone limited use to vehicle, therefore can not the degree of injury of effectively reduction accident.

It follows that movable body of the prior art, when jolting such as automobile, tank etc., there is driver or take advantage of Car person's comfort level by bus is poor, the vehicle part problem that easily damaged and accident degree of injury is higher in jolting.

Utility model content

The purpose of this utility model is to provide a kind of bearing, to solve movable body of the prior art, such as automobile, smooth Gram waiting when jolting, driver or by bus member comfort level by bus is poor, vehicle part easily damaged and damage of accident in jolting Hinder the technical problem that degree is high.

This utility model is a kind of bearing, including inner ring, outer ring, rolling element with can occur along described bearing radial direction The elastomer of elastic deformation；It is provided with between described inner ring and described outer ring by the radially direction of annular region between the two successively It is divided into multiple annular to accommodate the annular retaining ring in chamber；Described rolling element is respectively arranged in different described annulars from described elastomer Accommodate intracavity.

Further, described annular retaining ring is provided with one, described annular retaining ring radially by described inner ring with described Annular region between outer ring is divided into two described annulars to accommodate chamber successively, and described elastomer is installed on one of them described ring Describing and receive intracavity, described rolling element is installed on another described annular and accommodates intracavity.

Further, described annular retaining ring is provided with two, described annular retaining ring radially by described inner ring with described Annular region between outer ring is divided into three described annulars to accommodate chamber successively, and described elastomer is installed on one of them described ring Describing and receive intracavity, described rolling element is respectively arranged in two other described annular and accommodates intracavity.

Further, described elastomer is annular elastomeric, the outer wall of described annular elastomeric and the described ring at its place Describe receive chamber cylindrical inwall and inner circle outer wall is the most tangent and fixing with at corresponding point of contact is connected；Described rolling element rolls and connects Described annular in its place accommodates intracavity.

Further, described elastomer is arc elastic body, the two ends of described arc elastic body respectively with the institute at its place State annular and accommodate cylindrical inwall and the fixing connection of inner circle outer wall in chamber；Described rolling element rolls the described ring being connected to its place Describe and receive intracavity.

Further, described elastomer is spring, and the two ends of described spring accommodate chamber with the described annular of its place respectively Cylindrical inwall and inner circle outer wall is fixing connects；Described rolling element rolls the described annular receiving intracavity being connected to its place.

Further, described elastomer quantity is at least three, and is uniformly distributed along the circumference of described bearing.

Further, the described annular at described elastomer place accommodates intracavity, corresponding described of described elastomer Outer ring, described annular retaining ring or described inner ring are detachable fixing connection.

Further, cylindrical inwall and the inner circle outer wall in the described annular receiving chamber at described elastomer place is all installed with Lug, described lug and described elastomer are detachable fixing be connected.

Further, described rolling element is elastic rolling body.

The beneficial effects of the utility model are:

Annular region between inner ring and outer ring is divided into multiple annular to accommodate chamber, rolling element by the annular retaining ring of this bearing It is separately mounted to different annulars with elastomer and accommodates intracavity.For being provided with the movable body of this bearing, such as vehicle, tank Deng, when stationary vehicle is motionless or is in smooth-ride state, elastomer is in the raw；During vehicle moves, Elastomer is by External Force Acting generation compressive deformation, and the internal stress producing interaction of the elastomer now deformed also will outward Power is converted into elastic potential energy to its work, and this stress applies counteracting force to connected parts, with the work outside opposing Firmly, try hard to make elastomer position after deformation be returned to the position before deforming；After external force disappears, elastomer is to connected Parts acting, accumulated elastic potential energy release, elastomer gradually reinstatement.

When the road surface that road conditions complexity is jolted, vehicle is clashed into by exterior object, and external force passes to bearing by axle, elastic Body forced compression deforms upon, and connected parts apply the power produced for replying deformation, this deformation simultaneously Process just makes elastomer that external force plays absorption and cushioning effect, weakens the active force that jolts being delivered to human body, so that driving Member or time member rides by bus comfort level improve.Further, since jolting of being subject in the process of moving of the vehicle being provided with this bearing Less, changing violent interaction force between all parts on vehicle also can be the least, so that the parts of vehicle The most easily damaged, extend its service life.Same, when the vehicle being provided with this bearing crashes, elastomer is permissible Absorb and the extraneous power being applied to vehicle of buffering, it is to avoid colliding forces passes to human body, can effectively reduce human body and car Degree of injury in collision process.

Additionally, the elastomer in bearing axially radially the most all can deform upon with bearing along bearing, when Vehicle is when zig zag or velocity variations are very fast, and by effect of inertia, vehicle body and wheel have the trend of relative motion, elastomer with Deform upon, thus this effect of inertia is played certain cushioning effect, reduces the speed sudden turn of events and bring the discomfort of personnel by bus Sense and the probability of the danger that collides.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, below by right In detailed description of the invention 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 embodiments more of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the first structural representation of this utility model embodiment one bearing；

Fig. 2 is the second structural representation of this utility model embodiment one bearing；

Fig. 3 is the connected mode schematic diagram of the annular elastomeric in this utility model embodiment one；

Fig. 4 is a kind of connected mode schematic diagram of the arc elastic body in this utility model embodiment one；

Fig. 5 is the another kind of connected mode schematic diagram of the arc elastic body in this utility model embodiment one；

Fig. 6 be this utility model embodiment one elastomer be the connected mode schematic diagram of spring；

Fig. 7 is the first structural representation of this utility model embodiment two bearing；

Fig. 8 is the second structural representation of this utility model embodiment two bearing；

Fig. 9 is the third structural representation of this utility model embodiment two bearing.

Reference:

1-inner ring 2-annular retaining ring 3-outer ring

4-rolling element 5-elastomer 6-annular accommodates chamber

7-lug

Detailed description of the invention

Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described Embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality Novel protected scope.

In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, be only Must have specific for the ease of describing this utility model and simplification description rather than instruction or the device of hint indication or element Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Language concrete meaning in this utility model.

Embodiment one

The present embodiment is a kind of bearing, as it is shown in figure 1, include inner ring 1, outer ring 3, rolling element 4 and can along bearing radially There is the elastomer 5 of elastic deformation in direction；It is provided with the radially direction of annular region between the two between inner ring 1 and outer ring 3 Multiple annular it is divided into accommodate the annular retaining ring 2 in chamber 6 successively；Rolling element 4 is respectively arranged in different annular receivings from elastomer 5 In chamber 6.

Annular region between inner ring 1 and outer ring 3 is divided into multiple annular to accommodate chamber 6, rolling by the annular retaining ring 2 of this bearing Kinetoplast 4 and elastomer 5 are separately mounted to different annulars and accommodate in chamber 6.For being provided with the movable body of this bearing, such as car , tank etc., when stationary vehicle is motionless or is in smooth-ride state, elastomer 5 is in the raw；Move at vehicle During, elastomer 5 is by External Force Acting generation compressive deformation, and the internal generation of the elastomer 5 now deformed interacts External force is also converted into elastic potential energy to its work by stress, and this stress applies counteracting force to connected parts, to support The active force of anti-outside, tries hard to make the elastomer 5 position after deformation be returned to the position before deforming；After external force disappears, elastic Connected parts are done work by body 5, the elastic potential energy release accumulated, elastomer 5 gradually reinstatement.

When the road surface that road conditions complexity is jolted, vehicle is clashed into by exterior object, and external force passes to bearing by axle, elastic Body 5 forced compression deforms upon, and connected parts apply the power produced for replying deformation, this deformation simultaneously Process just makes elastomer 5 that external force plays absorption and cushioning effect, weakens the active force that jolts being delivered to human body, so that driving Member or time member rides by bus comfort level improve.Further, since jolting of being subject in the process of moving of the vehicle being provided with this bearing Less, changing violent interaction force between all parts on vehicle also can be the least, so that the parts of vehicle The most easily damaged, extend its service life.Same, when the vehicle being provided with this bearing crashes, elastomer 5 is permissible Absorb and the extraneous power being applied to vehicle of buffering, it is to avoid colliding forces passes to human body, can effectively reduce human body and car Degree of injury in collision process.

Additionally, the elastomer 5 in bearing axially radially the most all can deform upon with bearing along bearing, when Vehicle is when zig zag or velocity variations are very fast, and by effect of inertia, vehicle body and wheel have the trend of relative motion, elastomer 5 Deform upon therewith, effect of inertia is played certain cushioning effect, alleviate the speed sudden turn of events and bring the sense of discomfort of personnel by bus.

In the present embodiment, as shown in figs 1 to 6, annular retaining ring 2 is provided with one, and annular retaining ring 2 is radially by inner ring 1 And the annular region between outer ring 3 is divided into two annulars to accommodate chamber 6 successively, elastomer 5 is installed on one of them annular and accommodates In chamber 6, rolling element 4 is installed on another annular and accommodates in chamber 6.

In the present embodiment, the mounting means of elastomer 5 and rolling element 4 has two kinds: annular retaining ring 2 by inner ring 1 and outer ring 3 it Between annular region be divided into the annular being positioned at internal ring accommodate chamber 6 and be positioned at the annular of outer shroud and accommodate chamber 6 the most from inside to outside； Wherein, as shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 6, elastomer 5 can be installed on the annular receiving chamber 6 being positioned at internal ring, rolling element 4 It is installed on the annular receiving chamber 6 being positioned at outer shroud；As shown in Figures 2 and 3, it is also possible to elastomer 5 is installed on and is positioned at outer shroud Annular accommodates in chamber 6, and rolling element 4 is installed on the annular receiving chamber 6 being positioned at internal ring.

For the first mounting means, during bearing working, being socketed on axle by inner ring 1, outer ring 3 is socketed with outer fuselage, Inner ring 1 rotates along with the rotation of axle, and rolling element 4 accommodates chamber 6 in the annular being positioned at outer shroud and rolls.When vehicle by relative to During bearing external force radially, elastomer 5 can deform upon on bearing direction radially, countershaft by inner ring 1, by outer ring 3 Exerting a force fuselage, its internal generation simultaneously makes the stress of deformation recovery original state, is finally reached stress balance, and elastomer 5 is replied former Shape, in the process, external force is played the effect that buffering is cut down by elastomer 5, thus alleviates driver or the jolting of member by bus Sense, plays cushioning effect when the most also can alleviate vehicle part damage degree in jolting and vehicle collision.When vehicle is subject to When arriving the external force axial relative to bearing, as vehicle takes a sudden turn, elastomer 5 can deform upon in bearing axially direction, logical Crossing that inner ring 1 is countershaft, exerted a force fuselage by outer ring 3, it internal produces the stress making deformation recovery original state simultaneously, is finally reached and is subject to Dynamic balance, elastomer 5 reinstatement, in the process, elastomer 5 can effectively buffer the effect of inertia of vehicle body, alleviates speed The sudden turn of events brings sense of discomfort and the probability of the danger that collides of personnel by bus.

In the present embodiment, as it is shown on figure 3, elastomer 5 can be annular elastomeric, the outer wall of annular elastomeric and its place Annular accommodate the cylindrical inwall in chamber 6 and inner circle outer wall is the most tangent and fixing with at corresponding point of contact is connected；Rolling element 4 rolls even The annular being connected to its place accommodates in chamber 6.Rolling here connects the annular receiving chamber 6 referring to that rolling element 4 is connected in its place In, and can roll within this annular accommodates chamber 6.Wherein, annular elastomeric is positioned at two end points of a diameter respectively with Its place annular accommodates cylindrical inwall and the fixing connection of inner circle outer wall, the diameter of annular elastomeric and of outer ring 3 in chamber 6 Radius overlaps.

It should be noted that the shape of elastomer 5 is external except above-mentioned cyclic spring, elastomer 5 can also be arc bullet Gonosome, as shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, the two ends of arc elastic body accommodate the cylindrical inwall in chamber 6 with its place annular respectively And the fixing connection of inner circle outer wall；Rolling element 4 rolls in the annular receiving chamber 6 being connected to its place.Wherein, arc elastic body Connection can have multiple connected mode, such as: arc elastic body is consistent along the bending direction of bearing circumference；Arc elastic body is along bearing The bending direction of circumference is the most contrary；It is also conceivable to be bent to form elastomeric material from middle part two kinks, two bendings Two arc elastic bodies etc. are served as in portion.Additionally, the arc of arc elastic body can also have various ways, the most no longer one string Lift.

In the present embodiment, as shown in Figure 6, elastomer 5 can also be spring, and the two ends of spring hold with its place annular respectively Receive the cylindrical inwall in chamber 6 and inner circle outer wall is fixing connects；Rolling element 4 rolls in the annular receiving chamber 6 being connected to its place.Right In the stress and deformation of spring, unlike annular elastomeric or arc elastic body, when vehicle is by relative to bearing radially External force time, spring can be compressed on bearing direction radially or be stretched, while connected parts are exerted a force, Its internal generation makes the stress of deformation recovery original state, is finally reached stress balance, spring-return original state.Spring is axial at bearing Stress and deformation process is similar with annular elastomeric or arc elastic body, repeats no more here.

In order to make bearing uniform force in rotation process, vehicle is the most steady, can arrange elasticity Body 5 quantity is at least three, and is uniformly distributed along the circumference of bearing.So make the elastomer 5 on bearing in rotation process Uniform force, will not produce jolt because of the unbalance stress of vehicle interior component own.Further, it is also possible to ensure each elastomer 5 consistent by force intensity in bearing rotation process, reduce and even avoid in bearing because certain elastomer 5 stress generation bigger than normal Damage, and cause the problem that bearing cannot work.

Changing elastomer 5 for convenience, the annular at elastomer 5 place accommodates in chamber 6, outside elastomer 5 is corresponding Circle 3, annular retaining ring 2 or inner ring 1 are detachable fixing connection.The connection of elastomer 5 with miscellaneous part is set to detachably Formula is fixing to be connected, and when elastomer 5 damages, only need to be changed by the elastomer 5 of damage, and bearing just can reuse.

In the present embodiment, as shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, the annular at elastomer 5 place accommodates the cylindrical inwall in chamber 6 And inner circle outer wall is all installed with lug 7, lug 7 and elastomer 5 fixing are connected for detachable.The setting of lug 7 make with Outer ring 3, annular retaining ring 2 or the inner ring 1 that elastomer 5 connects keeps complete seamless with the contact portion of miscellaneous part, thus keeps away Exempt from the connected problem making connecting portion stress in loading process concentrate and to be easily damaged of elastomer 5.

In order to further enhance the shock-absorbing function of bearing, rolling element 4 can be made for elastic rolling body.When bearing is by external force Time, on the one hand elastic rolling body can ensure that its place annular accommodates the space in chamber 6, on the other hand may also operate as and bullet The similar cushioning effect of gonosome 5, further enhances the shock-absorbing function of bearing.The stress mechanism of elastic rolling body and elastomer 5 are similar to, and repeat no more here.It addition, the installation process of bearing is generally: use forcing press by inner ring 1 and outer ring 3 together with rolling Body 4 is together press fit together.For rigidity rolling element 4, press-fit process and rolling element 4 is had certain damage, work as rolling When body 4 is elastic rolling body, the damage to rolling element 4 during press-fiting can be reduced.

In the present embodiment, being provided with the elastomer 5 that can radially deform upon within the bearing, elastomer 5 is at vehicle Driving process carries out bumper and absorbing shock to vehicle by self deforming upon, can effectively strengthen driver or by bus member relax by bus Appropriateness, reduction vehicle part easily damaged and degree of injury of accident in jolting.Its elastomer 5 is positioned at bearing medium ring and describes and receive There are two kinds of situations the position in chamber 6, and the shape of elastomer 5 can have the multiple shapes such as annular elastomeric, arc elastic body and spring Formula.Additionally, the quantity of elastomer 5 sets at least to three and is uniformly distributed along bearing circumference, it can be ensured that elastomer 5 is at vehicle Uniform force in driving process；The connection that elastomer 5 accommodates the inside and outside wall in chamber 6 with its place annular is set to detachable connection, So that damage fall elastomer 5 change convenient；Lug 7 outer ring 3, the inner ring 1 that can strengthen being connected with elastomer 5 is set Or annular retaining ring 2 by force intensity, reduce the probability concentrated and be easily damaged due to junction stress；It addition, rolling element 4 It is set to elastic rolling body and further vehicle can be carried out bumper and absorbing shock.

Embodiment two

The present embodiment is another kind of bearing, and this bearing includes inner ring 1, outer ring 3, rolling element 4 and elastomer 5, inner ring 1 equally And being provided with annular retaining ring 2 between outer ring 3, its structure is essentially identical with the bearing in above-described embodiment one, and its difference is As described below.

In the present embodiment, as shown in figs. 7 to 9, annular retaining ring 2 is provided with two, and annular retaining ring 2 is radially by inner ring 1 And the annular region between outer ring 3 is divided into three annulars to accommodate chamber 6 successively, elastomer 5 is installed on one of them annular and accommodates In chamber 6, rolling element 4 is respectively arranged in two other annular and accommodates in chamber 6.When bearing includes two annular retaining rings 2, according to rolling At different rings, body 4 and elastomer 5 describe that the distribution received in chamber 6 makes bearing have different modes: two annular retaining rings 2 are by inner ring 1 With the annular region between outer ring 3 is divided into the annular receiving chamber being positioned at the annular receiving chamber 6 of internal ring, medium ring the most successively 6 and outer shroud annular accommodate chamber 6, as shown in Figure 8, elastomer 5 can be installed on be positioned at internal ring annular accommodate chamber 6, roll Body 4 is installed on the annular receiving chamber 6 being positioned at medium ring and outer shroud；As shown in figures 7 and 9, during elastomer 5 can be installed on and be positioned at The annular of ring accommodates in chamber 6, and rolling element 4 is installed on the annular receiving chamber 6 being positioned at internal ring and outer shroud；Additionally, elastomer 5 also may be used To be installed on the annular receiving chamber 6 being positioned at outer shroud, rolling element 4 is installed on the annular receiving chamber 6 being positioned at internal ring and medium ring, should Not display in form figure.During bearing working, being socketed on axle by inner ring 1, outer ring 3 is socketed with outer fuselage, and inner ring 1 is along with axle Rotation and rotate.When vehicle is by external force or the speed sudden turn of events, the deformation stress of elastomer 5 and mechanism and embodiment one class Seemingly, repeat no more here.

Wherein, the shape of elastomer 5 can be annular elastomeric, arc elastic body and spring, its shape, is distributed and is subject to Power mechanism is similar with the elastomer 5 in embodiment one, repeats no more here.

Additionally, for the bearing of two annular retaining rings 2, it is also possible to include two groups of elastomers 5 and one group of rolling element 4, its point It is similar to when cloth and one group of elastomer 5 and two groups of rolling elements 4, repeats no more here.It addition, bearing can include multiple annular retaining ring 2, include accordingly organizing rolling element 4 and elastomer 5 more.Rolling element 4 and elastomer 5 are according to being selectively mounted to different annular receivings In chamber 6 so that bearing has various ways, will not enumerate here.

Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new The scope of type each embodiment technical scheme.

Claims (10)

1. a bearing, it is characterised in that include inner ring (1), outer ring (3), rolling element (4) and can be along described bearing radial direction side To the elastomer (5) that elastic deformation occurs；It is provided with annular region between the two between described inner ring (1) and described outer ring (3) Radially direction is divided into multiple annular to accommodate the annular retaining ring (2) in chamber (6) successively；Described rolling element (4) and described elasticity Body (5) is respectively arranged in different described annulars and accommodates in chamber (6).

Bearing the most according to claim 1, it is characterised in that described annular retaining ring (2) is provided with one, described annular gear Annular region between described inner ring (1) and described outer ring (3) is radially divided into two described annulars to hold by circle (2) successively Receiving chamber (6), described elastomer (5) is installed on one of them described annular and accommodates in chamber (6), and described rolling element (4) is installed on separately One described annular accommodates in chamber (6).

Bearing the most according to claim 1, it is characterised in that described annular retaining ring (2) is provided with two, described annular gear Annular region between described inner ring (1) and described outer ring (3) is radially divided into three described annulars to hold by circle (2) successively Receiving chamber (6), described elastomer (5) is installed on one of them described annular and accommodates in chamber (6), and described rolling element (4) is respectively mounted Within two other described, annular accommodates chamber (6).

4. according to the bearing according to any one of claim 1-3, it is characterised in that described elastomer (5) is annular elastomeric, The described annular at the outer wall of described annular elastomeric and its place accommodate chamber (6) cylindrical inwall and inner circle outer wall is the most tangent and It is connected with fixing at corresponding point of contact；Described rolling element (4) rolls in described annular receiving chamber (6) being connected to its place.

5. according to the bearing according to any one of claim 1-3, it is characterised in that described elastomer (5) is arc elastic body, The two ends of described arc elastic body respectively with its place described annular accommodate chamber (6) cylindrical inwall and inner circle outer wall fix Connect；Described rolling element (4) rolls in described annular receiving chamber (6) being connected to its place.

6. according to the bearing according to any one of claim 1-3, it is characterised in that described elastomer (5) is spring, described bullet The two ends of spring are fixed be connected with the described annular cylindrical inwall accommodating chamber (6) and the inner circle outer walls at its place respectively；Described rolling Kinetoplast (4) rolls in described annular receiving chamber (6) being connected to its place.

7. according to the bearing according to any one of claim 1-3, it is characterised in that described elastomer (5) quantity is at least three Individual, and be uniformly distributed along the circumference of described bearing.

8. according to the bearing according to any one of claim 1-3, it is characterised in that described at described elastomer (5) place Annular accommodates in chamber (6), described outer ring (3), described annular retaining ring (2) or the described inner ring that described elastomer (5) is corresponding (1) it is detachable fixing connection.

Bearing the most according to claim 8, it is characterised in that the described annular at described elastomer (5) place accommodates chamber (6) Cylindrical inwall and inner circle outer wall be all installed with lug (7), described lug (7) is detachable solid with described elastomer (5) Fixed connection.

Bearing the most according to claim 9, it is characterised in that described rolling element (4) is elastic rolling body.