CN220540433U - Combined bearing with dust cover - Google Patents
Combined bearing with dust cover Download PDFInfo
- Publication number
- CN220540433U CN220540433U CN202321658390.2U CN202321658390U CN220540433U CN 220540433 U CN220540433 U CN 220540433U CN 202321658390 U CN202321658390 U CN 202321658390U CN 220540433 U CN220540433 U CN 220540433U
- Authority
- CN
- China
- Prior art keywords
- bearing
- fixedly connected
- cover
- dust cover
- dust
- 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.)
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- 239000000428 dust Substances 0.000 title claims abstract description 52
- 238000009423 ventilation Methods 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 239000004519 grease Substances 0.000 abstract description 11
- 230000001050 lubricating effect Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model relates to the technical field of combined bearings, and discloses a combined bearing with a dust cover, which comprises a rotating shaft and a bearing sleeved outside the rotating shaft, wherein an inner ring of the bearing is fixedly connected with the rotating shaft, the dust cover which covers the side surface of the bearing is connected on the rotating shaft in a sliding way along the two sides of the bearing, a fixed ring sleeved on the rotating shaft is arranged on one side of the dust cover, which is far away from the bearing, a threaded cylinder is fixedly connected on the fixed ring, a screw rod is connected in the threaded cylinder in a threaded way, a connecting rod is connected on the screw rod in a rotating way, an adjusting plate is fixedly connected on one end of the connecting rod far away from the screw rod, an inclined sliding hole is arranged on the adjusting plate, a sliding rod which is connected in the inclined sliding hole in a sliding way is fixedly connected at the end part of the dust cover, and a ventilation valve is fixedly connected on the outer ring of the bearing. The utility model has the following advantages and effects: can be convenient for install and dismantle the dust cover and realize preventing dust to the bearing, be convenient for change the old lubricating grease in the bearing simultaneously.
Description
Technical Field
The utility model relates to the technical field of combined bearings, in particular to a combined bearing with a dust cover.
Background
Bearings are an important component in contemporary mechanical devices. Its main function is to support the mechanical rotator, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy. Bearings can be divided into two main categories, rolling bearings and sliding bearings, according to the friction properties of the moving elements. The bearing is an important basic part of various mechanical equipment, and the precision, performance, service life and reliability of the bearing play a decisive role in the precision, performance, service life and reliability of a host. In use, dust is easy to enter due to long-term contact with air, the dust can block a slideway of a bearing ball, so that the service performance of the bearing is reduced, the load of a machine is increased, the normally leaked bearing can be dustproof by using a dust cover, the existing dust cover structure is usually fixed directly, the installation is inconvenient, and the bearing structure is generally required to be dismantled when old lubricating grease in the bearing is replaced, so that the time and the labor are wasted.
Disclosure of Invention
The utility model aims to provide a combined bearing with a dust cover, which has the effects of being convenient for installing the dust cover and simultaneously being convenient for replacing lubricating grease.
The technical aim of the utility model is realized by the following technical scheme: including the pivot with cup joint in the outer bearing of pivot, the bearing inner race with pivot fixed connection, follow in the pivot bearing both sides sliding connection has the cover the dust cover of bearing side, the dust cover keep away from bearing one side be equipped with cup joint in pivot epaxial solid fixed ring, gu fixedly connected with screw thread section of thick bamboo on the fixed ring, screw thread section of thick bamboo female screw connection has the screw rod, rotate on the screw rod and be connected with the connecting rod, the connecting rod is kept away from screw rod one end fixedly connected with regulating plate, be equipped with the slope slide hole on the regulating plate, dust cover tip fixedly connected with sliding connection in the slide bar in the slope slide hole, fixedly connected with ventilation valve on the bearing outer race.
Through adopting the technical scheme, the dust covers are respectively sleeved on the two sides of the bearing, the screw is rotated, the adjusting plate fixedly connected with the screw moves back and forth, the sliding rod is driven to move left and right through the inclined sliding hole when the adjusting plate moves back and forth, and meanwhile, the sliding rod drives the dust covers to respectively cover the two sides of the bearing on the rotating shaft, so that the dust prevention effect on the inside of the bearing is realized, and meanwhile, the dust covers are convenient to install and convenient to open and close; the breather valve is set to be the check valve, when need clear up the inside old lubricating grease of bearing, need not to dismantle bearing structure again, directly release inside lubricating grease through the breather valve.
The utility model is further provided with: the ventilation valve is provided with a valve port, and a spring cover for sealing the valve port is hinged at the valve port.
By adopting the technical scheme, when the lubricating grease needs to be cleaned, the spring cover at the valve port is opened to release the lubricating grease.
The utility model is further provided with: the bearing outer ring is provided with a mounting port which is in threaded connection with the end part of the air-permeable valve.
Through adopting above-mentioned technical scheme, install breather valve screw thread through the installing port and to the bearing outer race, can install at any time also can take off at any time.
The utility model is further provided with: and one end of the sliding rod extending out of the inclined sliding hole is fixedly connected with a limiting plate attached to the adjusting plate.
By adopting the technical scheme, the limiting plate limits the sliding rod to be separated from the inclined sliding hole.
The utility model is further provided with: the fixing ring is provided with a fixing opening, an installation bolt is connected with the fixing opening through internal threads, and a compression nut is connected with one end of the installation bolt, which extends out of the installation opening through threads.
Through adopting above-mentioned technical scheme, pass the fixed orifices through the fixing hole through the mounting bolt and with solid fixed connection in the pivot.
The utility model is further provided with: the dust cover is far away from one side of the bearing and is sleeved with an outer cover attached to the dust cover, a first radiating hole is formed in the dust cover, and a second radiating hole corresponding to the first radiating hole is formed in the outer cover.
By adopting the technical scheme, a large amount of heat is generated when the bearing rotates and rubs, and the dust cover is sealed and is easy to store a large amount of heat in the bearing, so that the temperature in the bearing is increased to deform and the service life is reduced, and the bearing is internally provided with a first radiating hole and a second radiating hole to radiate heat to a certain extent; the rotating outer cover can be used for adjusting the relative position between the first radiating hole and the second radiating hole, namely adjusting the alignment degree of the first radiating hole and the second radiating hole, and finally adjusting the radiating hole to a proper size according to the requirement, so that the dustproof function of the dustproof cover can not be influenced, and the inside of the bearing can be radiated to a certain degree.
The beneficial effects of the utility model are as follows:
1. the two sides of the bearing are respectively sleeved with the dust covers, the screw rod is rotated, the adjusting plate moves to drive the sliding rod to move, and meanwhile, the sliding rod drives the dust covers to respectively cover the two sides of the bearing on the rotating shaft, so that the dust prevention effect on the inside of the bearing is realized, and the installation is rapid and convenient;
2. when the old lubricating grease in the bearing needs to be cleaned, the bearing structure does not need to be disassembled any more, the spring cover at the valve port on the ventilation valve is opened, and the lubricating grease in the bearing is released directly through the ventilation valve;
3. the rotating outer cover can be used for adjusting the relative position between the first radiating hole and the second radiating hole, namely adjusting the alignment degree of the first radiating hole and the second radiating hole, and finally adjusting the radiating hole to a proper size according to the requirement, so that the dustproof function of the dustproof cover can not be influenced, and the inside of the bearing can be radiated to a certain degree.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic front view of embodiment 1.
Fig. 2 is a schematic side view of the present embodiment 1.
Fig. 3 is a schematic plan view of embodiment 1.
Fig. 4 is a schematic view of the bottom structure of embodiment 1.
In the figure, 1, a rotating shaft; 2. a bearing; 3. a dust cover; 4. a fixing ring; 5. a thread cylinder; 6. a screw; 7. a connecting rod; 8. an adjusting plate; 9. a sloped slide hole; 10. a slide bar; 11. a ventilation valve; 12. a spring cover; 13. a mounting port; 14. a limiting plate; 15. installing a bolt; 16. a compression nut; 17. an outer cover; 18. and a second heat dissipation hole.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Embodiment 1, a combination bearing 2 with dust cover 3, as shown in fig. 1-4, including pivot 1 and cup joint in the outer bearing 2 of pivot 1, bearing 2 inner circle and pivot 1 fixed connection, along bearing 2 both sides sliding connection have the dust cover 3 that covers the bearing 2 side on the pivot 1, dust cover 3 is kept away from bearing 2 one side and is equipped with the solid fixed ring 4 of cup jointing in pivot 1, gu fixedly connected with screw thread section of thick bamboo 5 on the solid fixed ring 4, screw thread section of thick bamboo 5 female screw connection has screw rod 6, rotationally be connected with connecting rod 7 on the screw rod 6, connecting rod 7 keeps away from screw rod 6 one end fixedly connected with regulating plate 8, be equipped with slope slide hole 9 on the regulating plate 8, dust cover 3 tip fixedly connected with slide bar 10 in slope slide hole 9, fixedly connected with breather valve 11 on the outer ring of bearing 2.
Further, the ventilation valve 11 is provided with a valve port, and a spring cover 12 for sealing the valve port is hinged at the valve port.
Further, an installation opening 13 is formed in the outer ring of the bearing 2, and the installation opening 13 is connected to the end of the ventilation valve 11 in a threaded mode.
Further, a limiting plate 14 attached to the adjusting plate 8 is fixedly connected to one end of the sliding rod 10 extending out of the inclined sliding hole 9
Further, a fixing opening is formed in the fixing ring 4, an installation bolt 15 is connected to the fixing opening in a threaded mode, and a compression nut 16 is connected to one end, extending out of the installation opening 13, of the installation bolt 15 in a threaded mode.
Further, the dust cover 3 is sleeved with an outer cover 17 attached to the dust cover 3 at the side far away from the bearing 2, the dust cover 3 is provided with a first radiating hole, and the outer cover 17 is provided with a second radiating hole 18 corresponding to the first radiating hole.
Working principle: the fixed ring 4 and the dust cover 3 are sleeved on the rotating shaft 1, the fixed ring 4 is fixed on the rotating shaft 1 by using the mounting bolts 15 to pass through the fixing openings and then to be connected with the compression nuts 16 in a threaded manner, meanwhile, the screws 6 on two sides of the bearing 2 are rotated, the adjusting plate 8 fixedly connected with the screws 6 is moved, the sliding rod 10 is driven to move left and right by the inclined sliding holes 9 when the adjusting plate 8 moves, meanwhile, the sliding rod 10 drives the dust cover 3 to move on the rotating shaft 1 to respectively cover the bearing 2 and be compressed and fixed on two sides of the bearing 2 to realize dust prevention, the rotating outer cover 17 is used for adjusting the relative positions between the first radiating holes and the second radiating holes 18, namely, adjusting the alignment degree of the first radiating holes and the second radiating holes 18, and finally adjusting the radiating holes to a proper size as required, so that the dust prevention function of the dust cover 3 is not affected, and the inside the bearing 2 can be radiated to a certain extent; when the old grease inside the bearing 2 needs to be cleaned, the spring cover 12 at the valve port on the ventilation valve 11 is opened, and the grease inside is released directly through the ventilation valve 11.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (6)
1. The utility model provides a combination bearing (2) with dust cover (3), includes pivot (1) and cup joint in bearing (2) outside pivot (1), bearing (2) inner circle with pivot (1) fixed connection, its characterized in that: the anti-dust device is characterized in that the rotating shaft (1) is provided with a dust cover (3) which covers the side faces of the bearing (2) in a sliding manner, the dust cover (3) is away from one side of the bearing (2) and is provided with a fixed ring (4) sleeved on the rotating shaft (1), a threaded cylinder (5) is fixedly connected to the fixed ring (4), a screw rod (6) is connected to the threaded cylinder (5) in an internal thread manner, a connecting rod (7) is connected to the screw rod (6) in a rotating manner, the connecting rod (7) is away from one end of the screw rod (6) and is fixedly connected with an adjusting plate (8), an inclined sliding hole (9) is formed in the adjusting plate (8), the end part of the dust cover (3) is fixedly connected with a sliding rod (10) which is in the inclined sliding hole (9), and an air ventilation valve (11) is fixedly connected to the outer ring of the bearing (2).
2. A combination bearing (2) with dust cap (3) according to claim 1, characterized in that: the ventilation valve (11) is provided with a valve port, and a spring cover (12) for sealing the valve port is hinged at the valve port.
3. A combination bearing (2) with dust cap (3) according to claim 2, characterized in that: the outer ring of the bearing (2) is provided with a mounting opening (13), and the mounting opening (13) is in threaded connection with the end part of the ventilation valve (11).
4. A combination bearing (2) with dust cap (3) according to claim 1, characterized in that: one end of the sliding rod (10) extending out of the inclined sliding hole (9) is fixedly connected with a limiting plate (14) attached to the adjusting plate (8).
5. A combination bearing (2) with a dust cap (3) according to claim 3, characterized in that: the fixing ring (4) is provided with a fixing opening, an installation bolt (15) is connected with the fixing opening through internal threads, and one end of the installation bolt (15) extends out of the installation opening (13) and is connected with a compression nut (16) through threads.
6. A combination bearing (2) with dust cap (3) according to claim 1, characterized in that: the dustproof cover (3) is far away from one side of the bearing (2) and sleeved with an outer cover (17) attached to the dustproof cover (3), a first radiating hole is formed in the dustproof cover (3), and a second radiating hole (18) corresponding to the first radiating hole is formed in the outer cover (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321658390.2U CN220540433U (en) | 2023-06-27 | 2023-06-27 | Combined bearing with dust cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321658390.2U CN220540433U (en) | 2023-06-27 | 2023-06-27 | Combined bearing with dust cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220540433U true CN220540433U (en) | 2024-02-27 |
Family
ID=89971536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321658390.2U Active CN220540433U (en) | 2023-06-27 | 2023-06-27 | Combined bearing with dust cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220540433U (en) |
-
2023
- 2023-06-27 CN CN202321658390.2U patent/CN220540433U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |