CN112412968A - Air duct baffle seal bearing assembly - Google Patents
Air duct baffle seal bearing assembly Download PDFInfo
- Publication number
- CN112412968A CN112412968A CN202011367815.5A CN202011367815A CN112412968A CN 112412968 A CN112412968 A CN 112412968A CN 202011367815 A CN202011367815 A CN 202011367815A CN 112412968 A CN112412968 A CN 112412968A
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- CN
- China
- Prior art keywords
- ring
- wall
- groove
- air duct
- bearing assembly
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- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/3837—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages
- F16C33/3843—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
- F16C33/6607—Retaining the grease in or near the bearing
- F16C33/6614—Retaining the grease in or near the bearing in recesses or cavities provided in retainers, races or rolling elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
- F16C33/6629—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
- F16C33/7826—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of the opposing surface cooperating with the seal, e.g. a shoulder surface of a bearing ring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/783—Details of the sealing or parts thereof, e.g. geometry, material of the mounting region
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses an air duct baffle seal bearing assembly which comprises an inner ring, an outer ring and balls, wherein a plurality of balls are uniformly nested between the inner ring and the outer ring, the balls are all sleeved with a retainer, the retainer comprises a rotating sleeve, an oil storage groove and oil outlet holes, the rotating sleeve is arranged between the inner ring and the outer ring, the inner wall of the rotating sleeve is sleeved with the outer wall of the inner ring, the outer wall of the rotating sleeve is sleeved with the inner wall of the outer ring, the middle position of the rotating sleeve is sleeved with the balls, the left side and the right side of the rotating sleeve are provided with the oil storage groove, the upper side and the lower side of the oil storage groove are provided with the oil outlet holes, and the axes of the oil outlet holes and the inner ring are uniformly distributed on the rotating sleeve. The air duct baffle sealing bearing assembly can effectively realize the supplement of lubricating oil, thereby prolonging the service life, and adopts the C-shaped sealing to ensure the sealing efficiency, thereby effectively prolonging the service life.
Description
Technical Field
The invention relates to the technical field of air duct baffle plate sealing bearing assemblies, in particular to an air duct baffle plate sealing bearing assembly.
Background
The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process, and guarantee its rotation precision, often use sealed bearing in the wind channel. The existing air duct baffle sealing bearing assembly is poor in dustproof performance, so that dust is accumulated in the bearing after long-term use, the quality of lubricating oil is affected, and the service life is further shortened.
Disclosure of Invention
The invention aims to provide an air duct baffle plate sealing bearing assembly to solve the problems that dust is accumulated in a bearing after long-term use to influence the quality of lubricating oil and further shorten the service life because the existing air duct baffle plate sealing bearing assembly provided in the background technology has poor dustproof performance.
In order to achieve the purpose, the invention provides the following technical scheme: the air duct baffle plate seal bearing assembly comprises an inner ring, an outer ring and balls, wherein a plurality of balls are uniformly nested between the inner ring and the outer ring, and are all sleeved with a retainer;
the retainer comprises a rotating sleeve, an oil storage tank and an oil outlet;
it arranges in between inner circle and the outer lane to change the cover, the inner wall of changeing the cover cup joints with the outer wall of inner circle mutually, the outer wall of changeing the cover cup joints with the inner wall of outer lane mutually, the intermediate position of changeing the cover cup joints with a plurality of balls mutually, the oil storage tank has all been seted up to the left and right sides of changeing the cover, the upper and lower both sides of oil storage tank all are equipped with the oil outlet, the axis that the oil outlet used the inner circle is the axle evenly distributed on changeing the cover.
Preferably, a first connecting frame is arranged on the outer side of the outer ring, and the first connecting frame is sleeved with the outer wall of the outer ring;
the first connecting frame comprises a first baffle ring, a first lantern ring, a first groove, a first annular groove and a first through hole;
the left side of first fender ring is equipped with the first lantern ring, the right-hand member of the first lantern ring and first fender ring integrated into one piece, the inner wall of the first lantern ring cup joints with the outer wall of outer lane mutually, first recess has been seted up in the left side of first fender ring, first cyclic annular groove has been seted up to the left end of first fender ring, a plurality of first through-holes have evenly been seted up to the outer wall of first fender ring.
Preferably, a second connecting frame is arranged on the inner side of the inner ring and is sleeved with the outer wall of the inner ring;
the second connecting frame comprises a second baffle ring, a second lantern ring, a second annular groove, a second groove and a second through hole;
the right side that the second kept off the ring is equipped with the second lantern ring, the left end of the second lantern ring keeps off the right side integrated into one piece of ring with the second, the outer wall of the second lantern ring cup joints with the inner wall of inner circle mutually, the right-hand member of the second lantern ring corresponds first recess position and has seted up second annular groove, the second keeps off the ring and corresponds first annular groove position and has seted up the second recess, a plurality of second through-holes have evenly been seted up in the outside that the second kept off the ring.
Preferably, first sealing washer is equipped with in first recess and the second annular groove, the left end and the second annular groove interference fit of first sealing washer, the right-hand member and the first recess of first sealing washer cup joint mutually.
Preferably, a second sealing ring is arranged in the first annular groove and the second groove, the right end of the second sealing ring is in interference fit with the first annular groove, and the left end of the second sealing ring is sleeved with the second groove.
Preferably, lubricating oil is filled in the oil storage tank, lubricating oil is coated between the first groove and the first sealing ring, and lubricating oil is also coated between the second groove and the second sealing ring.
Preferably, the inner ring, the outer ring, the retainer, the first connecting frame and the second connecting frame are coaxial.
Preferably, the first collar and the second collar have the same thickness.
Preferably, the same gap between the first groove and the first sealing ring and the same gap between the second groove and the second sealing ring are both 1 mm-2 mm.
Compared with the prior art, the invention has the beneficial effects that: the air duct baffle sealing bearing assembly can effectively realize the supplement of lubricating oil, thereby prolonging the service life, and the C-shaped sealing is adopted, thereby ensuring the sealing efficiency, further effectively prolonging the service life, and the use method is simple, strong in practicability and convenient to popularize;
the bearing assembly is formed by matching the inner ring, the outer ring and the balls, so that the conventional bearing operation is effectively realized;
through the matching of the rotating sleeve, the oil storage tank and the oil outlet hole, the relative stability of the distance is ensured when the plurality of balls move, and the lubricating oil can be supplemented when the ball bearing works for a long time;
the outer ring is connected with external equipment through the matching of the first baffle ring, the first lantern ring, the first groove, the first annular groove and the first through hole, so that the installation is convenient;
through the cooperation of the second baffle ring, the second lantern ring, the second annular groove, the second groove and the second through hole, the inner ring is connected with external equipment, and under the action of the first sealing ring and the second sealing ring, the inner ring is sealed relatively in time efficiency, and the service life is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view cutaway configuration of FIG. 1;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
FIG. 4 is an enlarged view of the structure at B in FIG. 1;
FIG. 5 is a schematic view of the inner race and ball structure of FIG. 2;
fig. 6 is an enlarged view of the structure at C of fig. 2.
In the figure: 1. the oil-saving type oil pump comprises an inner ring, 2, an outer ring, 3, balls, 4, a retainer, 401, a rotating sleeve, 402, an oil storage groove, 403, an oil outlet, 5, a first connecting frame, 501, a first baffle ring, 502, a first lantern ring, 503, a first groove, 504, a first annular groove, 505, a first through hole, 6, a second connecting frame, 601, a second baffle ring, 602, a second lantern ring, 603, a second annular groove, 604, a second groove, 605, a second through hole, 7, a first sealing ring, 8 and a second sealing ring.
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. 1-6, the present invention provides a technical solution: the air duct baffle plate seal bearing assembly comprises an inner ring 1, an outer ring 2 and balls 3, wherein a plurality of balls 3 are uniformly nested between the inner ring 1 and the outer ring 2, and the balls 3 are all sleeved with a retainer 4; the retainer 4 comprises a rotating sleeve 401, an oil storage tank 402 and an oil outlet 403; the rotating sleeve 401 is arranged between the inner ring 1 and the outer ring 2, the inner wall of the rotating sleeve 401 is sleeved with the outer wall of the inner ring 1, the outer wall of the rotating sleeve 401 is sleeved with the inner wall of the outer ring 2, the middle position of the rotating sleeve 401 is sleeved with the balls 3, the oil storage tank 402 is arranged on the left side and the right side of the rotating sleeve 401, oil outlets 403 are arranged on the upper side and the lower side of the oil storage tank 402, and the oil outlets 403 are evenly distributed on the rotating sleeve 401 by taking the axis of the inner ring 1 as an axis. The inner ring 1, the outer ring 2 and the balls 3 constitute a basic bearing structure, and the lubricant oil stored in the oil reservoir 402 is a paste lubricant oil for the purpose of reducing the influence of centrifugal force on the distribution range of the lubricant oil.
The outer side of the outer ring 2 is provided with a first connecting frame 5, and the first connecting frame 5 is sleeved with the outer wall of the outer ring 2; the first connecting frame 5 comprises a first blocking ring 501, a first collar 502, a first groove 503, a first annular groove 504 and a first through hole 505; the left side of first fender ring 501 is equipped with first lantern ring 502, and the right-hand member of first lantern ring 502 and first fender ring 501 integrated into one piece, and the inner wall of first lantern ring 502 cup joints with the outer wall of outer lane 2 mutually, and first recess 503 has been seted up in the left side of first fender ring 501, and first annular groove 504 has been seted up to the left end of first fender ring 501, and a plurality of first through-holes 505 have evenly been seted up to the outer wall of first fender ring 501. The connection of the first connection frame 5 to the external device can be facilitated through the second through hole 505.
A second connecting frame 6 is arranged on the inner side of the inner ring 1, and the second connecting frame 6 is sleeved with the outer wall of the inner ring 1; the second connecting frame 6 comprises a second baffle ring 601, a second sleeve ring 602, a second annular groove 603, a second groove 604 and a second through hole 605; the right side of the second baffle ring 601 is provided with a second collar 602, the left end of the second collar 602 is integrally formed with the right side of the second baffle ring 601, the outer wall of the second collar 602 is sleeved with the inner wall of the inner ring 1, the right end of the second collar 602 is provided with a second annular groove 603 corresponding to the position of the first groove 503, the second baffle ring 601 is provided with a second groove 604 corresponding to the position of the first annular groove 504, and the outer side of the second baffle ring 601 is uniformly provided with a plurality of second through holes 605. The second through hole 605 facilitates the connection of the second connection frame 6 with an external device.
A first sealing ring 7 is arranged in the first groove 503 and the second annular groove 603, the left end of the first sealing ring 7 is in interference fit with the second annular groove 603, and the right end of the first sealing ring 7 is sleeved with the first groove 503. A second sealing ring 8 is arranged in the first annular groove 504 and the second groove 604, the right end of the second sealing ring 8 is in interference fit with the first annular groove 504, and the left end of the second sealing ring 8 is sleeved with the second groove 604. The oil storage tank 402 is filled with lubricating oil, the lubricating oil is coated between the first groove 503 and the first seal ring 7, and the lubricating oil is also coated between the second groove 604 and the second seal ring 8. The inner ring 1, the outer ring 2, the retainer 4, the first connecting frame 5 and the second connecting frame 6 are coaxial. The first collar 502 is the same thickness as the second collar 602. The same gap between the first groove 503 and the first seal ring 7 and the same gap between the second groove 604 and the second seal ring 8 are both 1 mm-2 mm. The first sealing ring 7 and the second sealing ring 8 are both made of rubber.
When the integral mechanism works, the first connecting frame 5 and the second connecting frame 6 are connected with the air duct assembly through the first through hole 505 and the second through hole 605, the first sealing ring 7 and the second sealing ring 8 realize the sealing between the first collar 502 and the second baffle 601 and between the second collar 602 and the first baffle 501 under the action of lubricating oil, and the C-shaped structures of the first sealing ring 7 and the second sealing ring 8 can effectively prevent dust from entering the first collar 502 and the second collar 602, so that as the working time increases, when the lubricating oil among the inner ring 1, the outer ring 2 and the balls 3 is gradually lost, the pasty lubricating oil in the oil storage groove 402 of the retainer 4 can be thrown out from the oil outlet 403 under the action of centrifugal force, thereby filling up the lost lubricating oil, realizing the supplement of the lubricating oil and prolonging the service life.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Air duct baffle seal bearing subassembly, its characterized in that: the ball bearing comprises an inner ring (1), an outer ring (2) and balls (3), wherein a plurality of balls (3) are uniformly nested between the inner ring (1) and the outer ring (2), and the balls (3) are sleeved with a retainer (4);
the retainer (4) comprises a rotating sleeve (401), an oil storage tank (402) and an oil outlet hole (403);
it arranges in between inner circle (1) and outer lane (2) to change cover (401), the inner wall of changeing cover (401) cup joints with the outer wall of inner circle (1) mutually, the outer wall of changeing cover (401) cup joints with the inner wall of outer lane (2) mutually, the intermediate position of changeing cover (401) cup joints with a plurality of ball (3) mutually, oil storage tank (402) have all been seted up to the left and right sides of changeing cover (401), the upper and lower both sides of oil storage tank (402) all are equipped with oil outlet (403), oil outlet (403) use the axis of inner circle (1) to be axle evenly distributed on changeing cover (401).
2. The air duct baffle seal bearing assembly of claim 1, wherein: a first connecting frame (5) is arranged on the outer side of the outer ring (2), and the first connecting frame (5) is sleeved with the outer wall of the outer ring (2);
the first connecting frame (5) comprises a first blocking ring (501), a first sleeve ring (502), a first groove (503), a first annular groove (504) and a first through hole (505);
the left side of first fender ring (501) is equipped with first lantern ring (502), the right-hand member and the first fender ring (501) integrated into one piece of first lantern ring (502), the inner wall of first lantern ring (502) cup joints with the outer wall of outer lane (2) mutually, first recess (503) have been seted up in the left side of first fender ring (501), first annular groove (504) have been seted up to the left end of first fender ring (501), a plurality of first through-holes (505) have evenly been seted up to the outer wall of first fender ring (501).
3. The air duct baffle seal bearing assembly of claim 1, wherein: a second connecting frame (6) is arranged on the inner side of the inner ring (1), and the second connecting frame (6) is sleeved with the outer wall of the inner ring (1);
the second connecting frame (6) comprises a second baffle ring (601), a second lantern ring (602), a second annular groove (603), a second groove (604) and a second through hole (605);
the right side that the second kept off ring (601) is equipped with the second lantern ring (602), the left end of the second lantern ring (602) keeps off the right side integrated into one piece of ring (601) with the second, the outer wall of the second lantern ring (602) cup joints with the inner wall of inner circle (1) mutually, second annular groove (603) have been seted up to the right-hand member of the second lantern ring (602) corresponding first recess (503) position, second recess (604) have been seted up to second fender ring (601) corresponding first annular groove (504) position, a plurality of second through-holes (605) have evenly been seted up in the outside that the second kept off ring (601).
4. The air duct baffle seal bearing assembly of claim 2, wherein: be equipped with first sealing washer (7) in first recess (503) and second annular groove (603), the left end and the second annular groove (603) interference fit of first sealing washer (7), the right-hand member and first recess (503) of first sealing washer (7) cup joint mutually.
5. The air duct baffle seal bearing assembly of claim 2, wherein: and a second sealing ring (8) is arranged in the first annular groove (504) and the second groove (604), the right end of the second sealing ring (8) is in interference fit with the first annular groove (504), and the left end of the second sealing ring (8) is sleeved with the second groove (604).
6. The air duct baffle seal bearing assembly of claim 1, wherein: lubricating oil is filled in the oil storage groove (402), lubricating oil is coated between the first groove (503) and the first sealing ring (7), and lubricating oil is also coated between the second groove (604) and the second sealing ring (8).
7. The air duct baffle seal bearing assembly of claim 1, wherein: the inner ring (1), the outer ring (2), the retainer (4), the first connecting frame (5) and the second connecting frame (6) are coaxial.
8. The air duct baffle seal bearing assembly of claim 2, wherein: the first collar (502) and the second collar (602) are the same thickness.
9. The air duct baffle seal bearing assembly of claim 2, wherein: the same gap between the first groove (503) and the first sealing ring (7) and the same gap between the second groove (604) and the second sealing ring (8) are both 1-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011367815.5A CN112412968A (en) | 2020-11-27 | 2020-11-27 | Air duct baffle seal bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011367815.5A CN112412968A (en) | 2020-11-27 | 2020-11-27 | Air duct baffle seal bearing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112412968A true CN112412968A (en) | 2021-02-26 |
Family
ID=74828799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011367815.5A Withdrawn CN112412968A (en) | 2020-11-27 | 2020-11-27 | Air duct baffle seal bearing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112412968A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090664A (en) * | 2021-04-01 | 2021-07-09 | 山东金帝精密机械科技股份有限公司 | Plastic-impregnated bearing retainer |
-
2020
- 2020-11-27 CN CN202011367815.5A patent/CN112412968A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090664A (en) * | 2021-04-01 | 2021-07-09 | 山东金帝精密机械科技股份有限公司 | Plastic-impregnated bearing retainer |
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Application publication date: 20210226 |