CN204025369U - The roller bearing units of energy antivibration heat radiation - Google Patents
The roller bearing units of energy antivibration heat radiation Download PDFInfo
- Publication number
- CN204025369U CN204025369U CN201420339278.7U CN201420339278U CN204025369U CN 204025369 U CN204025369 U CN 204025369U CN 201420339278 U CN201420339278 U CN 201420339278U CN 204025369 U CN204025369 U CN 204025369U
- Authority
- CN
- China
- Prior art keywords
- bearing
- inner race
- steel skeleton
- flange
- outer ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 51
- 239000010959 steel Substances 0.000 claims abstract description 51
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000002788 crimping Methods 0.000 claims abstract description 9
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 238000010030 laminating Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 10
- 230000007717 exclusion Effects 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model provides the roller bearing units of a kind of energy antivibration heat radiation, comprise bearing inner race and bearing outer ring, between described bearing inner race and bearing outer ring, be provided with rolling element and seal ring, it is characterized in that: described seal ring is provided with two overlapping basin shape steel skeletons, the outer ring portion of two steel skeletons all has flange, the first flange of the first steel skeleton is crimping, described the first crimping compresses the second flange clamping of the second steel skeleton, two steel skeletons have between planar annular and two planar annulars clamping and are bonded with the annular sealing member of sheet, described in two, the internal diameter side face of steel skeleton is near described bearing inner race.The utility model does not need to use back-up ring and many lip seals circle, just can ensure good dirt exclusion capabilities, can effectively stop that extraneous dust enters bearing inside, and seal ring has heat-dissipating space, and friction torque is little, bearing vibration resistance and perfect heat-dissipating, long service life.
Description
Technical field
The utility model relates to technical field of bearings, relates in particular to the roller bearing units of a kind of energy antivibration heat radiation.
Background technique
Roller bearing units is the one of deep groove ball bearing, there is bearing inner race, bearing outer ring, and rolling element between bearing inner race and bearing outer ring, the external diameter surface of bearing outer ring is sphere, this sphere can swing relative to the endoporus of bearing support and is realized self-aligning, the axis centering that solves axle and bearing saddle bore is poor, or axial length and the generation centering problem such as amount of deflection is large.The Environmental Conditions of roller bearing units is more severe, is generally used for the agricultural machinery such as mining machinery, reaper, threshing machine.Because the Environmental Conditions condition of roller bearing units is harsher, for improving dirt exclusion capabilities, be generally double-layer seal, also will install a back-up ring additional in the outside of conventional seals circle, back-up ring has collar and dish portion, its collar is ring shape and bearing inner race interference fit, but use after a period of time, because the vibratility of equipment is too strong, back-up ring tends to move on bearing inner race, be easy to seal ring laminating and by stuck bearing bearing poor heat radiation.If cancellation back-up ring, will use three lip sealing rings, but three lip sealing rings have multiple lips, and contact is large, friction torque is large, bearing quick heating, and bearing life has much room for improvement.
Model utility content
For the above-mentioned problems in the prior art, technical problem to be solved in the utility model is to provide the roller bearing units of a kind of energy antivibration heat radiation, it does not need to use back-up ring and many lip seals circle, just can ensure good dirt exclusion capabilities, can effectively stop that extraneous dust enters bearing inside, the friction torque that can reduce again seal ring simultaneously, bearing resistance to shock is good, long service life.
The technical solution of the utility model is as follows: the roller bearing units of a kind of energy antivibration heat radiation, comprise bearing inner race and bearing outer ring, between described bearing inner race and bearing outer ring, be provided with rolling element, between the bearing inner race of rolling element both sides and bearing outer ring, be respectively equipped with seal ring, described seal ring is provided with two overlapping basin shape steel skeletons, the outer ring portion of two steel skeletons all has flange, the first flange of the first steel skeleton is crimping, described the first crimping compresses the second flange clamping of the second steel skeleton, described the first crimping is fastened on described bearing outer ring, two steel skeletons have between planar annular and two planar annulars clamping and are bonded with the annular sealing member of sheet, and the internal diameter side face of described seal contacts sealing with described bearing inner race, and described in two, the internal diameter side face of steel skeleton is near described bearing inner race.
Further, the first planar annular of described the first steel skeleton and the inner side surface of described seal laminating bonding, the internal diameter side face of the first planar annular is near described bearing inner race.
Further, the second planar annular of described the second steel skeleton and the right flank outer portion of described seal laminating bonding, be the annular conical surface with described seal with angle between the internal diameter side face of the second steel skeleton and the second planar annular.
Further, the angle between described annular conical surface and described seal is 30-50 degree.
Further, the first flange of described the first steel skeleton is arranged in the annular groove of described bearing inner race, and the first steel skeleton flange after installation is U-shaped, and U-shaped flange is by fastening the second flange clamping of described the second steel skeleton.
Further, described in two, steel Skeleton Table mask has nickeling layer.
Further, the two ends of described bearing inner race stretch out in bearing outer ring, are provided with top wire hole in the section of stretching out of bearing inner race, and jackscrew is housed in top wire hole.
The utility model has been cancelled the back-up ring of installing on bearing inner race, on backbone sealing ring, increase skeleton outside, dermoskeleton has been configured to back-up ring, there is the dust-break function of back-up ring, there is the seal ring of two skeletons, form double-layer seal and intensity high, seal is clamped between the first steel skeleton and the second steel skeleton, not yielding, and the flange of two skeletons volume compresses solid being integrally arranged in bearing outer ring, firm with bearing outer ring assembling, can not produce back-up ring and move axially and make the stuck situation of bearing, be applicable to vibrate fierce use occasion.And between the interior annular conical surface of the second steel skeleton and seal, there is angle, and seal ring thermal diffusivity is good, and annular conical surface can roll air stream, makes the dust can not be close, stops dust to enter bearing inside, and bearing protection against dust is good, long service life.
The beneficial effects of the utility model are: do not need to use back-up ring and many lip seals circle, just can ensure good dirt exclusion capabilities, can effectively stop that extraneous dust enters bearing inside, seal ring has heat-dissipating space, friction torque is little, bearing vibration resistance and perfect heat-dissipating, long service life.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the local enlarged diagram of Fig. 1.
Fig. 3 is the structural representation before the utility model seal ring is installed.
Embodiment
Below with reference to accompanying drawing, preferred embodiment of the present utility model is elaborated.
As depicted in figs. 1 and 2, the roller bearing units of a kind of energy antivibration heat radiation, comprise bearing inner race 1 and bearing outer ring 2, between described bearing inner race 1 and bearing outer ring 2, be provided with rolling element 3, rolling element 3 is spherical, the both sides end face of bearing inner race 1 stretches out in bearing outer ring 2, the external diameter surface of described bearing outer ring 2 is sphere, on sphere, be provided with a blind hole, place kick 4 is housed in blind hole 5, the spherical calotte of place kick 4 protrudes from blind hole, the outstanding sphere of place kick 4 stretch into inner hole of bearing seat on set groove (not shown), can in bearing support, rotate by restrictive axes bearing outer-ring 2.
Between the bearing inner race 1 of rolling element 3 both sides and bearing outer ring 2, be respectively equipped with a seal ring 5, described seal ring 5 is provided with two overlapping basin shape steel skeletons, two steel skeletons all have the flange, the ring-shaped periphery that connect successively, and planar annular, flange, ring-shaped periphery and the planar annular overlaid of two steel skeletons, flange is positioned at the outer ring portion of steel skeleton.Wherein, the first flange 61 of the first steel skeleton 6 is crimping, the second flange 71 of the second steel skeleton 7 is straight flange, and the second flange 71 is clamped compression by described the first flange 61, and the first flange 61 of the first steel skeleton 6 is arranged in the annular groove of described bearing outer ring 2, as shown in Figures 2 and 3, before seal ring 5 is installed, the outer side 611 of its first flange 61 is hypotenuse, after seal ring 5 is press fit in the annular groove of bearing outer ring, the first flange 61 pressings are U-shaped, and U-shaped flange clamps fastening by the second flange 71.
As shown in Figures 2 and 3, between the first planar annular 62 of described the first steel skeleton 6 and the second planar annular 72 of the second steel skeleton 7, clamping is bonded with the annular sealing member 8 of sheet, the internal diameter side face of described seal 8 contacts sealing with described bearing inner race 1, the internal diameter side face of seal 8 forms seal lip, described in two, the internal diameter side face of steel skeleton is near the outer circumferential face of bearing inner race 1, and has gap between the outer circumferential face of bearing inner race 1.The first planar annular 62 of the first steel skeleton 6 bonds with the inner side surface laminating of seal 8, the second planar annular 72 of the second steel skeleton 7 bonds with the right flank outer portion laminating of described seal 8, it between the internal diameter side face of the second steel skeleton 7 and the second planar annular 72, is the annular conical surface 73 with described seal 8 with angle, angle a between annular conical surface 73 and described seal 8 is 45 degree left and right, between the annular conical surface 73 of interior ring and seal 8, there is angle, form heat-dissipating space, seal ring 8 thermal diffusivities are good, and annular conical surface 73 can be rolled air stream, make the dust can not be close, stop dust to enter bearing inside, bearing protection against dust is good, long service life.The surface of two steel skeletons has nickeling layer, can prevent from getting rusty.
As shown in Figure 1, the two ends of bearing inner race 1 stretch out in bearing outer ring 2, in the section of stretching out of bearing inner race 1, are provided with top wire hole, and jackscrew 9 is housed in top wire hole, and in bearing inner race 1, after installation shaft, jackscrew 9 withstands on axle, can play fixation.
The utility model does not need to use back-up ring and many lip seals circle, just can ensure good dirt exclusion capabilities, the second steel skeleton has back-up ring function concurrently, can effectively stop that extraneous dust enters bearing inside, can not produce back-up ring moves axially because vibrating, and make the stuck situation of bearing, bearing good anti-vibration; Because seal lip is few, the friction torque of seal ring 5 is little simultaneously, and seal ring has heat-dissipating space, and heat can shed by the annular conical surface of the second steel skeleton 7 73, long service life.
These are only preferably embodiment of the utility model; but protection domain of the present utility model is not limited to this; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. the roller bearing units of an energy antivibration heat radiation, comprise bearing inner race and bearing outer ring, between described bearing inner race and bearing outer ring, be provided with rolling element, between the bearing inner race of rolling element both sides and bearing outer ring, be respectively equipped with seal ring, it is characterized in that: described seal ring is provided with two overlapping basin shape steel skeletons, the outer ring portion of two steel skeletons all has flange, the first flange of the first steel skeleton is crimping, described the first crimping compresses the second flange clamping of the second steel skeleton, and described the first crimping is fastened on described bearing outer ring; Two steel skeletons have between planar annular and two planar annulars clamping and are bonded with the annular sealing member of sheet, and the internal diameter side face of described seal contacts sealing with described bearing inner race, and described in two, the internal diameter side face of steel skeleton is near described bearing inner race.
2. the roller bearing units of energy antivibration according to claim 1 heat radiation, is characterized in that: the first planar annular of described the first steel skeleton and the inner side surface of described seal laminating bonding, the internal diameter side face of the first planar annular is near described bearing inner race.
3. the roller bearing units of energy antivibration according to claim 2 heat radiation, it is characterized in that: the second planar annular of described the second steel skeleton and the right flank outer portion of described seal laminating bonding are the annular conical surface with described seal with angle between the internal diameter side face of the second steel skeleton and the second planar annular.
4. the roller bearing units of energy antivibration according to claim 1 heat radiation, is characterized in that: the angle between described annular conical surface and described seal is 30-50 degree.
5. the roller bearing units of energy antivibration according to claim 1 heat radiation, it is characterized in that: the first flange of described the first steel skeleton is arranged in the annular groove of described bearing inner race, the first steel skeleton flange after installation is U-shaped, and U-shaped flange is by fastening the second flange clamping of described the second steel skeleton.
6. according to the roller bearing units of the energy antivibration heat radiation described in claim 1 to 5 any one, it is characterized in that: described in two, steel Skeleton Table mask has nickeling layer.
7. the roller bearing units of energy antivibration according to claim 6 heat radiation, is characterized in that: the two ends of described bearing inner race stretch out in bearing outer ring, is provided with top wire hole in the section of stretching out of bearing inner race, and jackscrew is housed in top wire hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420339278.7U CN204025369U (en) | 2014-06-23 | 2014-06-23 | The roller bearing units of energy antivibration heat radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420339278.7U CN204025369U (en) | 2014-06-23 | 2014-06-23 | The roller bearing units of energy antivibration heat radiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204025369U true CN204025369U (en) | 2014-12-17 |
Family
ID=52065239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420339278.7U Expired - Fee Related CN204025369U (en) | 2014-06-23 | 2014-06-23 | The roller bearing units of energy antivibration heat radiation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204025369U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240412A (en) * | 2015-10-10 | 2016-01-13 | 广西大美电器有限公司 | Bearing provided with cooling plates and heat emission holes |
| CN105805170A (en) * | 2016-05-17 | 2016-07-27 | 安徽利达汽车轴承制造有限公司 | Bearing seal ring |
| CN106523531A (en) * | 2016-12-29 | 2017-03-22 | 常熟长城轴承有限公司 | Aligning dust cover |
| CN106704382A (en) * | 2017-03-19 | 2017-05-24 | 山东哈临集团有限公司 | Combined bearing sealing ring and using method |
| US9829044B2 (en) | 2014-12-15 | 2017-11-28 | Roller Bearing Company Of America, Inc. | Spherical bearing with annular seal having an auxiliary seal leg extending therefrom |
-
2014
- 2014-06-23 CN CN201420339278.7U patent/CN204025369U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9829044B2 (en) | 2014-12-15 | 2017-11-28 | Roller Bearing Company Of America, Inc. | Spherical bearing with annular seal having an auxiliary seal leg extending therefrom |
| CN105240412A (en) * | 2015-10-10 | 2016-01-13 | 广西大美电器有限公司 | Bearing provided with cooling plates and heat emission holes |
| CN105805170A (en) * | 2016-05-17 | 2016-07-27 | 安徽利达汽车轴承制造有限公司 | Bearing seal ring |
| CN106523531A (en) * | 2016-12-29 | 2017-03-22 | 常熟长城轴承有限公司 | Aligning dust cover |
| CN106704382A (en) * | 2017-03-19 | 2017-05-24 | 山东哈临集团有限公司 | Combined bearing sealing ring and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Outer spherical bearing with capability of vibration resistance and heat dissipation Effective date of registration: 20160630 Granted publication date: 20141217 Pledgee: Bank of China, Limited by Share Ltd, Nanan branch Pledgor: FK Bearing Group Co.,Ltd. Registration number: 2016350000055 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20180623 |