CN215980445U - Tapered roller bearing with noise reduction function at low pitch - Google Patents
Tapered roller bearing with noise reduction function at low pitch Download PDFInfo
- Publication number
- CN215980445U CN215980445U CN202122173466.XU CN202122173466U CN215980445U CN 215980445 U CN215980445 U CN 215980445U CN 202122173466 U CN202122173466 U CN 202122173466U CN 215980445 U CN215980445 U CN 215980445U
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- China
- Prior art keywords
- sides
- ring
- roller bearing
- noise reduction
- tapered roller
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- 230000009467 reduction Effects 0.000 title claims abstract description 11
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 19
- 239000000428 dust Substances 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a tapered roller bearing with low-pitch noise reduction, which comprises an outer ring and sealing gaskets, wherein inner rings are inserted into openings on two sides of the outer ring, a roller frame is fixed on the outer side of the inner ring, side grooves are formed in an annular array on the outer side of the roller frame, roller bodies are rotatably mounted in the side grooves, through holes are distributed in the annular array on the two sides of the inner ring, fixing rods are inserted in the through holes, two ends of each fixing rod are located in the through holes corresponding to the two inner rings, nuts are mounted on two ends of each fixing rod in a threaded manner, the sealing gaskets are provided with two sealing gaskets, the two sealing gaskets are respectively clamped at the openings on the two sides of the outer ring, the middle opening of each sealing gasket is matched with the inner ring, the interiors of the openings on the two sides of the outer ring are in an inclined design, and the roller bodies on the outer sides of the two inner rings are respectively attached to two inclined planes. The utility model has the advantages of dust prevention, noise reduction, improved practicability, stable fixation and convenient disassembly.
Description
Technical Field
The utility model relates to the technical field of bearing equipment, in particular to a tapered roller bearing with low-pitch noise reduction function.
Background
The tapered roller bearing belongs to a separated bearing, and the inner ring and the outer ring of the bearing are both provided with tapered roller paths. The bearing is divided into single-row, double-row and four-row tapered roller bearings according to the number of rows of rollers. The single-row tapered roller bearing can bear radial load and single-direction axial load. When the bearing is subjected to a radial load, an axial component will be generated, so that another bearing capable of bearing an opposite axial force is required for balancing. The tapered roller bearing is a radial thrust type rolling bearing in which the rolling elements are tapered rollers. There are both small and large cone angles. The small taper angle mainly bears radial and axial combined loads which mainly take radial loads, the combined loads are frequently used in a double mode and are reversely installed, the inner race and the outer race can be respectively installed, and radial and axial clearances can be adjusted in installation and use; the large taper angle is primarily responsible for the combined axial and radial loads that predominate in the axial direction, and is generally not solely responsible for the pure axial load, but is responsible for the pure radial load when arranged in pairs (end-to-end arrangement of like names).
The existing tapered roller bearing has the disadvantages that the stress angle is changeable in the use process, the stress of an internal rotor is uneven, noise is easy to generate, and the existing equipment does not have a noise reduction protection structure; and most of the existing tapered roller bearings are fixedly connected in a clamping manner, and the connection mode is poor in stability, inconvenient to install and disassemble and inconvenient to operate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a low-pitch noise-reducing tapered roller bearing which has the advantages of dust prevention, noise reduction, improved practicability, stable fixation and convenient disassembly, and solves the problems of no protective structure, poor fixation stability and inconvenient disassembly of the existing equipment.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a tapered roller bearing of making an uproar falls in bass, includes the outer lane and fills up with sealed, the both sides opening part of outer lane all is pegged graft and is had the inner circle, the outside of inner circle is fixed with the roller frame, the side channel has been seted up to the outside annular array of roller frame, and all rotates in the side channel and install the roller body, the both sides annular array distribution of inner circle has the perforation, and has connect the dead lever in the perforation, the both ends of dead lever are located the perforation that two inner circles correspond, and the equal screw thread in both ends of dead lever installs the nut, sealed the pad is equipped with two altogether, and two sealed pad joint respectively at the both sides opening part of outer lane, sealed middle opening part and the inner circle looks adaptation of filling up.
Preferably, the inner parts of the openings at the two sides of the outer ring are both designed in an inclined manner, and the roller bodies at the outer sides of the two inner rings are respectively attached to the two inclined surfaces.
Preferably, the inner end of the inner ring is provided with a groove, a through hole is connected with the inside of the groove, and the through hole is matched with the fixing rod.
Preferably, the outer end of the through hole is provided with a hidden groove, the nut is positioned in the hidden groove, embedded grooves are distributed in the inner ring of the inner ring in an annular array mode, and positioning pieces are fixed in the embedded grooves.
Preferably, the annular grooves are formed in the openings of the two sides of the outer ring, clamping rings are fixed on the inner sides of the sealing gaskets, and the clamping rings are clamped in the corresponding annular grooves.
Compared with the prior art, the utility model has the following beneficial effects: when in installation, an operator respectively puts the two inner rings into the openings at the two ends of the outer ring, so that the roller bodies outside the inner rings are attached to the inner inclined surface of the outer ring, the through holes on the inner rings are butted, after the fixing rods are inserted into the through holes, nuts are installed at the two ends of the fixing rods in a threaded manner, the nuts enter the hidden grooves at the top ends of the through holes, the fixing rods are fixed through the two nuts, the roller bodies of the two inner rings are attached to the inside of the outer ring to realize fixation, the sealing gasket is clamped at the opening of the outer ring through the snap ring at the rear side, the opening at the inner side of the sealing gasket is matched with the inner rings, the two sealing gaskets are used for dust prevention, meanwhile, the noise transmission when the roller bodies rotate can be reduced in the working process, the internal connecting shaft penetrates through the inside of the inner rings, the positioning sheet inside the inner rings is clamped into the clamping groove at the outer side of the connecting shaft, and the positioning in the connection is convenient, this device simple structure, it is easy and simple to handle, realize dustproof and fall the noise through protective structure, fixed knot constructs the connection simultaneously portably, and the steadiness is high, makes things convenient for the dismantlement in later stage.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the structure of the roller frame of the present invention;
fig. 4 is a schematic view of the fixing rod structure of the present invention.
In the figure: 1. an outer ring; 2. an inner ring; 3. a gasket; 4. perforating; 5. a roller body; 6. a roller frame; 7. a groove; 8. positioning plates; 9. fixing the rod; 10. a side groove; 11. and a nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a tapered roller bearing of making an uproar falls in bass, includes outer lane 1 and sealed 3 that fills up, and the both sides opening part of outer lane 1 has all been pegged graft and has been had inner circle 2, and the outside of inner circle 2 is fixed with roller frame 6, and side groove 10 has been seted up to roller frame 6's outside annular array, and all rotates in the side groove 10 and install roller body 5, and the inside slope design that all is of the both sides opening part of outer lane 1, and the roller body 5 in the 2 outsides of two inner circles is laminated with two inclined planes respectively mutually.
The two sides of the inner ring 2 are provided with through holes 4 in an annular array mode, fixing rods 9 are inserted into the through holes 4, two ends of each fixing rod 9 are located in the through holes 4 corresponding to the two inner rings 2, nuts 11 are installed at two ends of each fixing rod 9 in a threaded mode, the inner ends of the inner rings 2 are provided with grooves 7, the through holes 4 are connected with the grooves 7, the through holes 4 are matched with the fixing rods 9, the outer ends of the through holes 4 are provided with hidden grooves, the nuts 11 are located in the hidden grooves, embedded grooves are distributed in the inner annular array of the inner rings 2, positioning pieces 8 are fixed in the embedded grooves, the sealing gaskets 3 are provided with two parts, the two sealing gaskets 3 are respectively clamped at two side openings of the outer ring 1, and the middle opening of the sealing gasket 3 is matched with the inner rings 2.
The opening parts at two sides of the outer ring 1 are respectively provided with an annular groove, the inner side of the sealing gasket 3 is fixed with a snap ring, the snap ring is clamped in the corresponding annular groove, when in installation, an operator respectively puts the two inner rings 2 into the opening parts at two ends of the outer ring 1, so that the roller bodies 5 at the outer sides of the inner rings 2 are attached to the inner inclined surface of the outer ring 1, meanwhile, the through holes 4 on the inner rings 2 are butted, after inserting the fixing rods 9 into the through holes 4, the nuts 11 are respectively installed at two ends of the fixing rods 9 in a threaded manner, so that the nuts 11 enter the hidden grooves at the top ends of the through holes 4, the fixing rods 9 are fixed through the two nuts 11, the two inner rings 2 are connected through the fixing rods 9, the roller bodies 5 of the two inner rings 2 are attached to the inner part of the outer ring 1 to realize fixation, the sealing gasket 3 is clamped at the opening part of the outer ring 1 through the snap ring at the rear side, the opening part of the sealing gasket 3 is matched with the inner rings 2, and the two sealing gaskets 3 are used for dust prevention, simultaneously can reduce the noise transmission when roller body 5 rotates in the course of the work, inside connecting axle passes inside inner circle 2, makes in 8 joints of the inside spacer of inner circle 2 get into the draw-in groove in the connecting axle outside, location when conveniently connecting, this device simple structure, it is easy and simple to handle, realize dustproof and fall the noise through protective structure, fixed knot constructs the connection portably simultaneously, the steadiness is high, makes things convenient for the dismantlement in later stage.
The working principle is as follows: during the operation of the utility model, during installation, an operator respectively puts two inner rings 2 into openings at two ends of an outer ring 1, so that a roller body 5 at the outer side of the inner ring 2 is jointed with an inner inclined plane of the outer ring 1, meanwhile, a through hole 4 on the inner ring 2 is butted, after a fixing rod 9 is inserted into the through hole 4, nuts 11 are installed at two ends of the fixing rod 9 in a threaded manner, so that the nuts 11 enter hidden grooves at the top ends of the through holes 4, the fixing rod 9 is fixed through the two nuts 11, the two inner rings 2 are connected through the fixing rod 9, the roller bodies 5 of the two inner rings 2 are jointed with the inner part of the outer ring 1 to realize fixation, a sealing gasket 3 is clamped at the opening of the outer ring 1 through a snap ring at the rear side, the opening at the inner side of the sealing gasket 3 is matched with the inner rings 2, the two sealing gaskets 3 are used for dust prevention, meanwhile, the noise transmission when the roller bodies 5 rotate can be reduced in the working process, an internal connecting shaft passes through the inner parts of the inner rings 2, the positioning piece 8 in the inner ring 2 is clamped into the clamping groove in the outer side of the connecting shaft, and positioning during connection is facilitated. The above is the working principle of the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a tapered roller bearing of making an uproar falls in bass, includes outer lane (1) and sealed pad (3), its characterized in that: the utility model discloses a roller bearing, including outer lane (1), inner circle (2) are all pegged graft to the both sides opening part of outer lane (1), the outside of inner circle (2) is fixed with roller frame (6), side groove (10) have been seted up to the outside annular array of roller frame (6), and all rotate in side groove (10) and install roller body (5), the both sides annular array distribution of inner circle (2) has perforation (4), and has connect dead lever (9) in perforation (4), the both ends of dead lever (9) are located perforation (4) that two inner circles (2) correspond, and the equal screw thread in both ends of dead lever (9) installs nut (11), sealed pad (3) are equipped with two altogether, and two sealed pad (3) joint respectively at the both sides opening part of outer lane (1), the middle opening part and inner circle (2) looks adaptation of sealed pad (3).
2. A tapered roller bearing with noise reduction according to claim 1, wherein: the inner parts of the openings at the two sides of the outer ring (1) are designed in an inclined manner, and the roller bodies (5) at the outer sides of the two inner rings (2) are respectively attached to the two inclined surfaces.
3. A tapered roller bearing with noise reduction according to claim 1, wherein: the inner end of the inner ring (2) is provided with a groove (7), the through hole (4) is connected with the inner part of the groove (7), and the through hole (4) is matched with the fixing rod (9).
4. A tapered roller bearing with noise reduction according to claim 1, wherein: the outer end of the through hole (4) is provided with a hidden groove, the nut (11) is located in the hidden groove, embedded grooves are distributed in the inner ring (2) in an annular array mode, and positioning pieces (8) are fixed in the embedded grooves.
5. A tapered roller bearing with noise reduction according to claim 1, wherein: the ring channel has all been seted up to the both sides opening part of outer lane (1), the inboard of sealed pad (3) all is fixed with the snap ring, and the snap ring joint is in the ring channel that corresponds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122173466.XU CN215980445U (en) | 2021-09-09 | 2021-09-09 | Tapered roller bearing with noise reduction function at low pitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122173466.XU CN215980445U (en) | 2021-09-09 | 2021-09-09 | Tapered roller bearing with noise reduction function at low pitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215980445U true CN215980445U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122173466.XU Expired - Fee Related CN215980445U (en) | 2021-09-09 | 2021-09-09 | Tapered roller bearing with noise reduction function at low pitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215980445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116641959A (en) * | 2023-05-26 | 2023-08-25 | 山东星泰轴承股份有限公司 | Noise-reducing tapered roller bearing |
-
2021
- 2021-09-09 CN CN202122173466.XU patent/CN215980445U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116641959A (en) * | 2023-05-26 | 2023-08-25 | 山东星泰轴承股份有限公司 | Noise-reducing tapered roller bearing |
| CN116641959B (en) * | 2023-05-26 | 2024-02-27 | 山东星泰轴承股份有限公司 | Noise-reducing tapered roller bearing |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220308 |