CN206206392U - A kind of novel tapered roller bearing - Google Patents

Abstract

The utility model belongs to technical field of bearings, specifically, is related to a kind of novel tapered roller bearing, mainly including inner ring, outer ring, roller and retainer, is connected by rolling element between inner ring and outer ring, and rolling element is positioned by retainer；Outer ring is sleeved on inner ring one end outside, and roller is arranged between inner ring and outer ring by retainer, and being set between the inner ring of the roller left and right sides and outer ring has sealing ring, and the port outer wall of inner ring is cone.Hub bearing outside of the present utility model uses labyrinth type combination sealing, and inner side uses strengthened sealing, can guarantee that dust-proof leak-proof fat, and for crude oil lubrication system, can prevent the oil immersion of gear-box from entering Bearing inner, realizes efficient sealed effect.

Description

A kind of novel tapered roller bearing

Technical field

The utility model belongs to technical field of bearings, specifically, is related to a kind of novel tapered roller bearing.

Background technology

Taper roll bearing, belongs to divergence type bearing, i.e., by with roller and the circular cone for keeping the inner ring of device assembly to constitute Coil assembly can be installed separately with cup, and the inside and outside circle of bearing is respectively provided with tapered raceway, and the class bearing is according to filled roller Columns, be generally divided into the different structure type such as single-row, biserial and four-row tapered roller bearing, wherein, taper roll bearing Middle consumption it is most be single-row tapered roller bearing, single-row tapered roller bearing can bear radial load and single direction axial direction Load, compared with angular contact ball bearing, its large carrying capacity, limit speed is low.Taper roll bearing is widely used in automobile, modeling In the industries such as material machinery.But, it is reported that, existing taper roll bearing has installation, dismantles more complicated, maintenance cost Higher, sealing is poor, service life weak point not long etc..

The content of the invention

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of novel tapered roller bearing, It is used to solve the problems, such as that installing/dismounting of the prior art is more complicated, maintenance cost is higher and service life is not long etc..

In order to realize above-mentioned utility model purpose, the technical scheme that the utility model is used is：A kind of novel conical Roller bearing, mainly including inner ring, outer ring, roller and retainer, is connected, described rolling between inner ring and outer ring by rolling element Kinetoplast is positioned by retainer；Outer ring is sleeved on inner ring one end outside, and roller is arranged between inner ring and outer ring by retainer, Being set between the inner ring of the roller left and right sides and outer ring has sealing ring, and the port outer wall of inner ring is cone.

Further, an O-ring contacted with axle is also included.

Preferably, on the left of described roller the sealing ring between inner ring and outer ring is sealed for single, described roller right side Inner ring and outer ring between sealing ring be combination sealing.

Further, described single sealing and combination sealing use y-type seal ring.

Preferably, above-mentioned retainer is nylon66 fiber retainer.

Further, the material of the material of above-mentioned outer ring, rolling element and retainer is non-magnet material, and described is interior It is the good material of magnetic property to enclose.

Further, the species of above-mentioned rolling element is taper roller.

Compared with prior art, the utility model has an advantageous effect in that：

1st, bearing of the present utility model is by labyrinth type combination sealing, single sealing and the use of O-ring, it is ensured that wheel hub list The working environment cleaning of first inner bearing, can reach non-maintaining purpose；

2nd, contacted with each other between two inner ring of the present utility model, in installation process, by the cooperation of two bearings, it is to avoid match somebody with somebody Close situation not in place, it is ensured that normally using clearance, and realize clearance self-regulated, and then improve the life-span of bearing；

3rd, hub bearing outside of the present utility model uses labyrinth type combination sealing, and inner side uses strengthened sealing, can protect Card dust-proof leak-proof fat, and for crude oil lubrication system, can prevent the oil immersion of gear-box from entering Bearing inner, realize efficiently close Envelope effect；

4th, this novel tapered roller bearing uses nylon66 fiber retainer, and not only vibration during larger improvement bearing rotary is made an uproar Sound, moreover it is possible to substantially reduce rotary inertia during bearing rotary, it is most important that just in case barrier causes retainer beam to be broken for some reason, chip breaking Will not be mixed into bearing rotary raceway and aggravate bearing ablation damage, there is safety coefficient higher to ensure；

5th, the utility model is positioned using bearing basal plane and the shaft shoulder, cancels original spacer ring structure, and simplification can assemble flow.

6th, simple structure of the present utility model, has the advantages that to be easily installed, replaces, and can improve installation effectiveness, has very Big market popularization value.

In addition, in addition to objects, features and advantages described above, the utility model also has other purposes, spy Seek peace advantage.Below with reference to accompanying drawings, the utility model is described in further detail.

Brief description of the drawings

The Figure of description for constituting the part of the application is used for providing being further understood to of the present utility model, this practicality New schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model. In the accompanying drawings：

Fig. 1 is the cross section structure diagram of the utility model novel tapered roller bearing；

Wherein, above-mentioned accompanying drawing is marked including the following drawings：1 is outer ring, 2 is single sealing, 3 is inner ring, 4 is retainer, 5 are Combination sealing, 6 be roller, 7 be O-ring.

Specific embodiment

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase Mutual combination, describes the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Embodiment 1

As shown in figure 1, a kind of novel tapered roller bearing, mainly includes inner ring 3, outer ring 1, roller 6 and retainer 4, it is interior Connected by rolling element between circle 3 and outer ring 1, rolling element is positioned by retainer 4；Outer ring 1 is sleeved on the one end of inner ring 3 outside, Roller 6 is arranged between inner ring 3 and outer ring 1 by retainer 4, is set between the inner ring 3 of the left and right sides of roller 6 and outer ring 1 There is sealing ring, the port outer wall of inner ring is cone.

Novel tapered roller bearing disclosed in the utility model, also includes an O-ring 7 contacted with axle, described rolling Sealing ring between the inner ring 3 in sub 6 left side and outer ring 1 is single sealing 2, between the inner ring 3 and outer ring 1 on the right side of described roller 6 Sealing ring be combination sealing 5.Described single sealing 2 and combination sealing 5 use y-type seal ring.Above-mentioned retainer 4 is Buddhist nun Imperial 66 retainers.

As it is of the present utility model it is a kind of improve, the outer ring 1, rolling element of taper roll bearing and the material of retainer 4 Material be non-magnet material, described inner ring 3 is the good material of magnetic property.

Used as another improvement of the present utility model, the species of the rolling element of taper roll bearing is taper roller.

Novel tapered roller bearing disclosed in the utility model, mainly by 4 groups of outer ring 1, inner ring 3, roller 6 and retainer Into, left side using single sealing 2, right side uses labyrinth type combination sealing 5, by single sealing 2, combination sealing 5 form one it is complete Whole sealing structure, it is ensured that bearing working environment cleaning, reach can be non-maintaining purpose.Bearing inner race 3 passes through O-ring 7 It is in close contact with axle, both ensure that prevents outside impurity from entering, and serving again prevents oil leak effect；This novel tapered roller bearing Using nylon66 fiber retainer, not only larger vibrating noise when improving bearing rotary, moreover it is possible to turning when substantially reducing bearing rotary Dynamic inertia, it is most important that just in case barrier causes retainer beam to be broken for some reason, chip breaking will not be mixed into bearing rotary raceway and aggravate Bearing ablation is damaged, and has safety coefficient higher to ensure.

In addition, novel tapered roller bearing disclosed in the utility model, is positioned using bearing basal plane and the shaft shoulder, cancel original Spacer ring structure, simplification can assemble flow.

Preferred embodiment of the present utility model is these are only, the utility model is not limited to, for this area Technical staff for, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle within, Any modification, equivalent substitution and improvements made etc., should be included within protection domain of the present utility model.

Claims (7)

1. a kind of novel tapered roller bearing, mainly including inner ring, outer ring, roller and retainer, it is characterised in that：Inner ring with it is outer Connected by rolling element between circle, described rolling element is positioned by retainer；Outer ring is sleeved on inner ring one end outside, and roller leads to Cross retainer to be arranged between inner ring and outer ring, being set between the inner ring of the roller left and right sides and outer ring has sealing ring, interior The port outer wall of circle is cone.

2. a kind of novel tapered roller bearing according to claim 1, it is characterised in that：One is also included to contact with axle O-ring.

3. a kind of novel tapered roller bearing according to claim 1, it is characterised in that：Inner ring on the left of described roller Sealing ring between outer ring is sealed for single, and the sealing ring between inner ring and outer ring on the right side of described roller is combination sealing.

4. a kind of novel tapered roller bearing according to claim 3, it is characterised in that：Described list is sealed and combines close Envelope uses y-type seal ring.

5. a kind of novel tapered roller bearing according to claim 1, it is characterised in that：Described retainer is nylon66 fiber Retainer.

6. a kind of novel tapered roller bearing according to claim 1, it is characterised in that：Described outer ring, rolling element with And the material of the material of retainer is non-magnet material, described inner ring is the good material of magnetic property.

7. a kind of novel tapered roller bearing according to claim 1, it is characterised in that：The species of the rolling element is circle Cone roller.