CN212775167U - Wear-resistant bearing - Google Patents
Wear-resistant bearing Download PDFInfo
- Publication number
- CN212775167U CN212775167U CN202021852163.XU CN202021852163U CN212775167U CN 212775167 U CN212775167 U CN 212775167U CN 202021852163 U CN202021852163 U CN 202021852163U CN 212775167 U CN212775167 U CN 212775167U
- Authority
- CN
- China
- Prior art keywords
- ring
- bearing
- wear
- bearing inner
- resisting
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 239000003921 oil Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 15
- 238000000034 method Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model relates to a wear-resistant bearing, which comprises a bearing outer ring and a bearing inner ring, wherein a retainer is arranged between the bearing outer ring and the bearing inner ring, balls are arranged in the retainer, a bearing middle ring is arranged between the bearing outer ring and the bearing inner ring, the ball retainer and the balls are arranged between the bearing outer ring and the bearing middle ring, a needle roller retainer and a needle roller are arranged between the bearing middle ring and the bearing inner ring, a first wear-resisting ring is fixedly arranged on the outer side wall of the bearing outer ring, a second wear-resisting ring is fixedly arranged on the outer side wall of the bearing middle ring, a sealing ring is arranged on the outer side wall of the bearing inner ring, sliding wear-resisting rings are arranged on the inner wall of one side opposite to the first wear-resisting ring and the second wear-resisting ring, a sealing component is arranged between the bearing middle ring and the bearing inner ring, a, the utility model discloses a bearing non-deformable has improved the leakproofness and the radiating effect of bearing, has improved the wearability of bearing.
Description
Technical Field
The utility model relates to a stand wear and tear bearing.
Background
The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the coefficient of friction in its motion process, and guarantee its gyration precision, the bearing of present widely used includes bearing inner race and bearing outer race, be provided with the holder between bearing inner race and the bearing outer race, be provided with the ball in the holder, this kind of bearing is in the use, bearing outer race produces the phenomenon of deformation because of receiving long-term oppression easily, thereby the axiality of bearing has been influenced, the wearing and tearing speed of bearing has been increased, and the leakproofness is poor between bearing inner race and the bearing outer race, it causes the phenomenon of jam to get into debris easily, the wearing and tearing speed of bearing has further been increased, simultaneously the radiating effect of bearing is poor, from this it is necessary to make the improvement.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a non-deformable, the leakproofness good and the good stand wear and tear bearing of radiating effect.
The technical scheme of the utility model is realized like this: the utility model provides a stand wear and tear bearing, includes bearing inner race and bearing inner race, be provided with the holder between bearing inner race and the bearing outer race, be provided with ball, its characterized in that in the holder: the bearing inner ring is characterized in that a bearing middle ring is arranged between the bearing outer ring and the bearing inner ring, a ball retainer and balls are arranged between the bearing outer ring and the bearing middle ring, a needle roller retainer and a needle roller are arranged between the bearing middle ring and the bearing inner ring, a first wear-resisting ring is arranged on the outer side wall of the bearing outer ring through screw fixation, a second wear-resisting ring is arranged on the outer side wall of the bearing middle ring through screw fixation, a sealing ring is arranged on the outer side wall of the bearing inner ring, positioning grooves are formed in the outer side walls of the bearing outer ring and the bearing inner ring, positioning rings matched with the positioning grooves are arranged on the first wear-resisting ring and the second wear-resisting ring, sliding wear-resisting rings are arranged on the inner wall of one side, opposite to the first wear-resisting ring and the second wear-resisting ring, a sealing assembly is arranged between, The bearing inner ring comprises a second sealing ring, a first spring clamping ring and a second spring clamping ring, wherein the first sealing ring and the second sealing ring are respectively and fixedly connected to the outer wall of the bearing inner ring in the axial direction through the first elastic clamping ring and the second elastic clamping ring, the second sealing ring is arranged on one side close to a roller pin, the first sealing ring and the second sealing ring are abutted against the side wall of one side far away from the roller pin, a mounting ring is fixedly arranged inside the bearing inner ring and fixedly installed inside the bearing inner ring through a mounting ring support, cooling fins are fixedly arranged inside the mounting ring, and cooling through holes are formed in one side far away from the bearing inner ring of the mounting ring.
By adopting the technical scheme, in the process of using the bearing, the ball is contacted with the bearing outer ring, so that the diameter of the bearing outer ring is larger, the load can be effectively dispersed and the supporting performance of a bearing seat for mounting the bearing on the outer ring can be improved, the bearing middle ring can roll in the middle, the long-time concentration of the load is avoided, when the load is larger and the ball slightly deforms, the sliding wear-resisting rings on the first wear-resisting ring and the second wear-resisting ring can be contacted with each other and relatively slide, so that the further deformation of the bearing is restrained, the wear speed of the bearing is slowed down, meanwhile, the first wear-resisting ring and the second wear-resisting ring which are fixed on the bearing outer ring and the bearing middle ring through screws can be freely replaced, the maintenance is convenient, the service life of the bearing is prolonged, and the phenomenon that impurities enter the inside of the bearing to cause blockage can be reduced under the mutual matching of the first sealing ring and the, thereby further slowed down the wearing and tearing speed of bearing, when the bearing inner race rotates, the collar rotates along with the rotation of bearing inner race to drive the fin and rotate, the pivoted fin can play fan blade's effect, thereby can effectively reduce the inside temperature of bearing when the operation, for prior art, the utility model discloses a bearing non-deformable has improved the leakproofness and the radiating effect of bearing, has improved the wearability of bearing.
The utility model discloses further set up to: the side wall of the second sealing ring far away from the roller pin is provided with a connecting portion, the side wall of the first sealing ring is provided with a connecting groove matched with the connecting portion, the side wall of the connecting portion is provided with a locking groove, and a positioning ring is embedded in the locking groove.
Through adopting above-mentioned technical scheme, at the in-process that uses the bearing, mutually support through connecting portion and spread groove and make the cooperation between first sealing ring and the second sealing ring more stable to further improved the sealed effect of bearing, locking groove and holding ring mutually support and make the holding ring butt on the inner wall of spread groove, can avoid contacting between connecting portion and the spread groove, thereby improved the rotational stability of bearing.
The utility model discloses preferred is: an oil storage cavity is formed in the needle roller, and a lubricating oil channel is uniformly formed in the middle ring of the bearing.
Through adopting above-mentioned technical scheme, oil storage chamber and lubricated oil duct can increase the lubricated effect of bearing, further slows down the wearing and tearing speed of bearing, has improved the wearability of bearing.
The utility model discloses preferred is: the radiating fins are metal copper sheets and are arranged in an inclined mode.
Through adopting above-mentioned technical scheme, utilize the good characteristic of copper heat conductivity to further improve the radiating effect of bearing, the copper sheet that is the slope form setting simultaneously can increase the air current and flow to the radiating effect of bearing has further been improved.
The utility model discloses preferred is: the ball is provided with three groups at least.
By adopting the technical scheme, the bearing load bearing performance of the bearing is further improved by the at least three groups of balls, and the deformation phenomenon of the bearing is reduced, so that the abrasion speed of the bearing is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of a heat sink structure.
Fig. 3 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model discloses a stand wear and tear bearing, including bearing inner race 1 and bearing inner race 2, be provided with the holder between bearing inner race 1 and the bearing inner race 2, be provided with the ball in the holder the utility model discloses in the embodiment: a bearing middle ring 3 is arranged between the bearing outer ring 1 and the bearing inner ring 2, a ball retainer and balls 4 are arranged between the bearing outer ring 1 and the bearing middle ring 3, a needle roller retainer and needle rollers 5 are arranged between the bearing middle ring 3 and the bearing inner ring 2, a first wear-resisting ring 6 is fixedly arranged on the outer side wall of the bearing outer ring 1 through screws, a second wear-resisting ring 7 is fixedly arranged on the outer side wall of the bearing middle ring 3 through screws, a sealing ring 8 is arranged on the outer side wall of the bearing inner ring 2, positioning grooves are respectively arranged on the outer side walls of the bearing outer ring 1 and the bearing inner ring 2, positioning rings 9 which are mutually matched with the positioning grooves are respectively arranged on the first wear-resisting ring 6 and the second wear-resisting ring 7, sliding wear-resisting rings 10 are respectively arranged on the inner walls of one sides opposite to the first wear-resisting ring 6 and the second wear-resisting ring 7, and a sealing assembly is, the sealing assembly comprises a first sealing ring 11, a second sealing ring 12, a first spring retainer ring 13 and a second spring retainer ring 14, wherein the first sealing ring 11 and the second sealing ring 12 are respectively and fixedly connected to the outer wall of the bearing inner ring 2 in the axial direction through the first elastic retainer ring 13 and the second elastic retainer ring 14, the second sealing ring 12 is arranged on one side close to the roller pin 5, the side walls, far away from the roller pin, of the first sealing ring 11 and the second sealing ring 12 are abutted, a mounting ring 15 is fixedly arranged inside the bearing inner ring 2, the mounting ring 15 is fixedly arranged inside the bearing inner ring 2 through a mounting ring support 16, a cooling fin 17 is fixedly arranged inside the mounting ring 15, and a cooling through hole is formed in one side, far away from the bearing inner ring 2, of the mounting ring 15.
By adopting the technical scheme, in the process of using the bearing, the ball is contacted with the bearing outer ring, so that the diameter of the bearing outer ring is larger, the load can be effectively dispersed and the supporting performance of a bearing seat for mounting the bearing on the outer ring can be improved, the bearing middle ring can roll in the middle, the long-time concentration of the load is avoided, when the load is larger and the ball slightly deforms, the sliding wear-resisting rings on the first wear-resisting ring and the second wear-resisting ring can be contacted with each other and relatively slide, so that the further deformation of the bearing is restrained, the wear speed of the bearing is slowed down, meanwhile, the first wear-resisting ring and the second wear-resisting ring which are fixed on the bearing outer ring and the bearing middle ring through screws can be freely replaced, the maintenance is convenient, the service life of the bearing is prolonged, and the phenomenon that impurities enter the inside of the bearing to cause blockage can be reduced under the mutual matching of the first sealing ring and the, thereby further slowed down the wearing and tearing speed of bearing, when the bearing inner race rotates, the collar rotates along with the rotation of bearing inner race to drive the fin and rotate, the pivoted fin can play fan blade's effect, thereby can effectively reduce the inside temperature of bearing when the operation, for prior art, the utility model discloses a bearing non-deformable has improved the leakproofness and the radiating effect of bearing, has improved the wearability of bearing.
In the embodiment of the present invention: the side wall of the second sealing ring 12 far away from the roller pin 5 is provided with a connecting portion 18, the side wall of the first sealing ring 11 is provided with a connecting groove 19 matched with the connecting portion 18, the side wall of the connecting portion 18 is provided with a locking groove, and a positioning ring is embedded in the locking groove. 20
Through adopting above-mentioned technical scheme, at the in-process that uses the bearing, mutually support through connecting portion and spread groove and make the cooperation between first sealing ring and the second sealing ring more stable to further improved the sealed effect of bearing, locking groove and holding ring mutually support and make the holding ring butt on the inner wall of spread groove, can avoid contacting between connecting portion and the spread groove, thereby improved the rotational stability of bearing.
In the embodiment of the present invention: an oil storage cavity 21 is arranged in the needle roller 5, and a lubricating oil passage 22 is uniformly arranged in the bearing middle ring 3.
Through adopting above-mentioned technical scheme, oil storage chamber and lubricated oil duct can increase the lubricated effect of bearing, further slows down the wearing and tearing speed of bearing, has improved the wearability of bearing.
In the embodiment of the present invention: the radiating fins 17 are metal copper sheets, and the radiating fins 17 are arranged in an inclined mode.
Through adopting above-mentioned technical scheme, utilize the good characteristic of copper heat conductivity to further improve the radiating effect of bearing, the copper sheet that is the slope form setting simultaneously can increase the air current and flow to the radiating effect of bearing has further been improved.
In the embodiment of the present invention: the balls 4 are provided with at least three groups.
By adopting the technical scheme, the bearing load bearing performance of the bearing is further improved by the at least three groups of balls, and the deformation phenomenon of the bearing is reduced, so that the abrasion speed of the bearing is reduced.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a stand wear and tear bearing, includes bearing inner race and bearing inner race, be provided with the holder between bearing inner race and the bearing outer race, be provided with ball, its characterized in that in the holder: the bearing inner ring is characterized in that a bearing middle ring is arranged between the bearing outer ring and the bearing inner ring, a ball retainer and balls are arranged between the bearing outer ring and the bearing middle ring, a needle roller retainer and a needle roller are arranged between the bearing middle ring and the bearing inner ring, a first wear-resisting ring is arranged on the outer side wall of the bearing outer ring through screw fixation, a second wear-resisting ring is arranged on the outer side wall of the bearing middle ring through screw fixation, a sealing ring is arranged on the outer side wall of the bearing inner ring, positioning grooves are formed in the outer side walls of the bearing outer ring and the bearing inner ring, positioning rings matched with the positioning grooves are arranged on the first wear-resisting ring and the second wear-resisting ring, sliding wear-resisting rings are arranged on the inner wall of one side, opposite to the first wear-resisting ring and the second wear-resisting ring, a sealing assembly is arranged between, The bearing inner ring comprises a second sealing ring, a first spring clamping ring and a second spring clamping ring, wherein the first sealing ring and the second sealing ring are respectively and fixedly connected to the outer wall of the bearing inner ring in the axial direction through the first elastic clamping ring and the second elastic clamping ring, the second sealing ring is arranged on one side close to a roller pin, the first sealing ring and the second sealing ring are abutted against the side wall of one side far away from the roller pin, a mounting ring is fixedly arranged inside the bearing inner ring and fixedly installed inside the bearing inner ring through a mounting ring support, cooling fins are fixedly arranged inside the mounting ring, and cooling through holes are formed in one side far away from the bearing inner ring of the mounting ring.
2. A wear resistant bearing in accordance with claim 1 wherein: the side wall of the second sealing ring far away from the roller pin is provided with a connecting portion, the side wall of the first sealing ring is provided with a connecting groove matched with the connecting portion, the side wall of the connecting portion is provided with a locking groove, and a positioning ring is embedded in the locking groove.
3. A wear resistant bearing in accordance with claim 2 wherein: an oil storage cavity is formed in the needle roller, and a lubricating oil channel is uniformly formed in the middle ring of the bearing.
4. A wear resistant bearing in accordance with claim 3 wherein: the radiating fins are metal copper sheets and are arranged in an inclined mode.
5. A wear resistant bearing in accordance with claim 4 wherein: the ball is provided with three groups at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021852163.XU CN212775167U (en) | 2020-08-31 | 2020-08-31 | Wear-resistant bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021852163.XU CN212775167U (en) | 2020-08-31 | 2020-08-31 | Wear-resistant bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212775167U true CN212775167U (en) | 2021-03-23 |
Family
ID=75055713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021852163.XU Expired - Fee Related CN212775167U (en) | 2020-08-31 | 2020-08-31 | Wear-resistant bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212775167U (en) |
-
2020
- 2020-08-31 CN CN202021852163.XU patent/CN212775167U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212775167U (en) | Wear-resistant bearing | |
| EP3848602B1 (en) | Rolling bearing and spindle device equipped with rolling bearing | |
| CN101131180A (en) | Dual-column cylindrical roller bearing with self-aligning ring | |
| CN209990780U (en) | Tapered roller bearing with seal structure | |
| CN215890564U (en) | Bearing box structure for pump | |
| CN217355216U (en) | Thin-wall bearing | |
| CN214945792U (en) | Heat dissipation reinforced angular contact ball bearing | |
| CN217328176U (en) | Double-inner-ring three-point contact ball bearing | |
| CN211574046U (en) | Deep groove ball bearing of electric riveting phenolic aldehyde frame | |
| CN205260633U (en) | Oil ring guider | |
| CN218935015U (en) | External injection type bidirectional thrust angular contact ball bearing | |
| CN220687844U (en) | Novel linear bearing | |
| CN219809268U (en) | Novel pinch roller bearing | |
| CN210265524U (en) | Wear-resistant double-row deep groove ball bearing ring | |
| JP2004324699A (en) | Roller bearing | |
| JP2004183781A (en) | Rotation supporting device for turbocharger | |
| JP2007132428A (en) | Rolling bearing | |
| CN215487262U (en) | Long-life bearing | |
| CN219975132U (en) | Rolling rod end joint bearing | |
| CN212272622U (en) | High-rotating-speed and high-wear-resistance powder metallurgy oil-retaining bearing | |
| CN221299809U (en) | Novel high heat-resistant bearing | |
| CN215805787U (en) | Keep effectual bearing holder | |
| CN216554941U (en) | Double-layer ball bearing | |
| CN215719107U (en) | Special three-lobe waveform main shaft bearing mechanism of turboshaft engine | |
| CN220890768U (en) | Single-row angular contact ball bearing with grease injection holes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20210323 |