CN221221169U - Inner diameter double-lip tape glue dustproof cover and outer diameter double-lip tape glue dustproof cover composite structure - Google Patents
Inner diameter double-lip tape glue dustproof cover and outer diameter double-lip tape glue dustproof cover composite structure Download PDFInfo
- Publication number
- CN221221169U CN221221169U CN202323199578.8U CN202323199578U CN221221169U CN 221221169 U CN221221169 U CN 221221169U CN 202323199578 U CN202323199578 U CN 202323199578U CN 221221169 U CN221221169 U CN 221221169U
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- annular
- lip
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- edge
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- 239000002131 composite material Substances 0.000 title claims abstract description 13
- 239000003292 glue Substances 0.000 title description 6
- 238000007789 sealing Methods 0.000 claims abstract description 129
- 239000000853 adhesive Substances 0.000 claims abstract description 16
- 230000001070 adhesive effect Effects 0.000 claims abstract description 16
- 239000000428 dust Substances 0.000 claims description 20
- 230000007306 turnover Effects 0.000 claims description 20
- 238000010276 construction Methods 0.000 claims description 2
- 239000004519 grease Substances 0.000 abstract description 11
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Sealing Of Bearings (AREA)
Abstract
The utility model discloses a composite structure of an inner diameter double-lip adhesive dustproof cover and an outer diameter double-lip adhesive dustproof cover, which comprises an inner diameter dustproof cover, a first annular framework, a first annular rubber sealing piece, a buffer air bag cavity, an inner sealing lip, an outer sealing lip, an annular groove, a first folding ring, an outer diameter dustproof cover, a second annular framework, a second annular rubber sealing piece, a sealing double lip, a sealing closing ring edge, an anti-slip folding edge and a second folding ring. The utility model can prevent grease in the bearing from overflowing, prevent foreign matters from entering the bearing, reduce abrasion loss in the bearing and prolong the service life of the bearing.
Description
[ Field of technology ]
The utility model relates to the technical field of bearing accessories, in particular to the technical field of a composite structure of an inner diameter double-lip adhesive dustproof cover and an outer diameter double-lip adhesive dustproof cover.
[ Background Art ]
The Bearing (Bearing) is an important part in modern mechanical equipment, and is a part for fixing and reducing the friction coefficient of load in the mechanical transmission process, and when other parts generate relative motion on a shaft, the Bearing is a part for reducing the friction coefficient in the power transmission process and keeping the central position of the shaft fixed, and the main functions of the Bearing are to support a mechanical rotating body, reduce the friction coefficient in the motion process and ensure the rotation precision of the mechanical rotating body. The bearing generally comprises an outer ring, an inner ring and rolling bodies positioned between the inner ring and the outer ring, and has poor sealing performance. In the bearing pivoted in-process, the inside lubricating grease of bearing is sealed not tightly easily and is led to leaking outward, and outside dust, moisture and foreign matter invade the bearing inside easily to cause the wearing and tearing of bearing, influence the normal use of bearing, reduce the life of bearing, in order to better protection bearing, consequently, it is necessary to propose an inside diameter double-lip tape glue shield and outside diameter double-lip tape glue shield composite construction.
[ utility model ]
The utility model aims to solve the problems in the prior art, and provides a composite structure of an inner diameter double-lip adhesive dustproof cover and an outer diameter double-lip adhesive dustproof cover, which can prevent grease in a bearing from overflowing, prevent foreign matters from entering the bearing, reduce abrasion loss in the bearing and prolong the service life of the bearing.
In order to achieve the above purpose, the utility model provides a composite structure of an inner diameter double-lip glued dustproof cover and an outer diameter double-lip glued dustproof cover, which comprises an inner diameter dustproof cover, a first annular framework, a first annular rubber sealing piece, a buffer air bag cavity, an inner sealing lip, an outer sealing lip, an annular groove, a first folding ring, an outer diameter dustproof cover, a second annular framework, a second annular rubber sealing piece, a sealing double-lip, a sealing closing-in annular edge, an anti-slip folding edge and a second folding ring, wherein the inner diameter dustproof cover is provided with the first annular framework, a first annular rubber sealing piece is embedded on the inner side of the first annular framework, the buffer air bag cavity is uniformly clamped in the inner side of the first annular rubber sealing piece, the inner diameter ring of the first annular rubber sealing piece is provided with an inner sealing lip and an outer sealing lip which are parallel to each other, the outer side of the inner sealing lip is flush with the outer side of the first annular rubber sealing piece, the inner side and the outer side of the outer sealing lip are symmetrically provided with the annular groove, the outer diameter of the first annular framework is provided with the first ring, the outer diameter of the dustproof framework is provided with the second annular folding edge, the second annular framework is provided with the annular folding edge, the second annular sealing edge is provided with the outer diameter sealing ring, the second annular edge is provided with the second annular sealing edge, and the outer diameter sealing edge is provided with the second annular sealing edge extending sealing edge.
Preferably, the thickness of the outer sealing lip is greater than the length of the inner sealing lip, and the cross-sectional length of the inner sealing lip is greater than the cross-sectional length of the outer sealing lip.
Preferably, the first annular rubber sealing piece, the inner sealing lip and the outer sealing lip are of an integrated structure, and the buffer air bag cavity is an annular air bag cavity which is coaxially arranged.
Preferably, the second annular rubber sealing piece, the sealing double lip edge, the sealing closing-in annular edge and the anti-slip flanging are of an integrated structure, and the cross section thickness of the sealing closing-in annular edge is gradually smaller from the root to the tail end.
Preferably, the outer side surface of the anti-slip turning edge is uniformly provided with a plurality of anti-slip lines.
The utility model has the beneficial effects that: according to the utility model, through combining an inner diameter dust cover, a first annular framework, a first annular rubber sealing piece, a buffer air bag cavity, an inner sealing lip, an outer sealing lip, an annular groove, a first folding ring, an outer diameter dust cover, a second annular framework, a second annular rubber sealing piece, a sealing double lip, a sealing closing ring edge, an anti-slip folding edge and a second folding ring together, through experimental optimization, the first annular framework of the inner diameter dust cover is tightly matched with a bearing jacket through the first folding ring, the first annular rubber sealing piece is close to a ferrule, bearing grease is prevented from overflowing from the jacket, the outer sealing lip with smaller inner diameter is used for preventing external pollutants from entering the bearing, the annular groove can facilitate bending deformation of the outer sealing lip, the difficulty of interference mounting of the outer sealing lip for ensuring the tightness is reduced, the inner sealing lip is used for preventing the grease in the bearing from overflowing, the buffer air bag cavity can save cost and simultaneously promote the elasticity of the first annular rubber sealing piece and promote the sealing effect of elastic bonding; the second annular framework of the outer diameter dust cover is punched into the groove of the bearing inner sleeve through the second turnover ring to achieve tight fit, the second annular rubber sealing piece is close to the ferrule, bearing grease is prevented from overflowing from the inner sleeve, the sealing double lips are in interference fit with the outer sleeve, external pollutants are prevented from entering the bearing, and the sealing closing-up annular edge and the anti-slip turnover edge are matched to perform closing-up sealing, so that the grease inside the bearing is prevented from overflowing.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
[ Description of the drawings ]
FIG. 1 is a schematic cross-sectional view of a composite structure of an inner diameter double-lip adhesive dust cap and an outer diameter double-lip adhesive dust cap according to the present utility model.
In the figure: 1-inner diameter dust cover, 2-first annular framework, 3-first annular rubber sealing piece, 4-buffer air bag cavity, 5-inner sealing lip, 6-outer sealing lip, 7-annular groove, 8-first folding ring, 9-outer diameter dust cover, 10-second annular framework, 11-second annular rubber sealing piece, 12-sealing double lip, 13-sealing closing ring edge, 14-anti-slip folding edge and 15-second folding ring.
[ Detailed description ] of the invention
Referring to fig. 1, the utility model relates to a composite structure of an inner diameter double-lip adhesive dustproof cover and an outer diameter double-lip adhesive dustproof cover, which comprises an inner diameter dustproof cover 1, a first annular framework 2, a first annular rubber sealing piece 3, a buffer air bag cavity 4, an inner sealing lip 5, an outer sealing lip 6, an annular groove 7, a first turnover ring 8, an outer diameter dustproof cover 9, a second annular framework 10, a second annular rubber sealing piece 11, a sealing double-lip 12, a sealing closing ring edge 13, an anti-skid turnover edge 14 and a second turnover ring 15, wherein the inner diameter dustproof cover 1 is provided with a first annular framework 2, a first annular rubber sealing piece 3 is embedded at the inner side of the first annular framework 2, the buffer air bag cavity 4 is uniformly clamped in the first annular rubber sealing piece 3, the inner diameter of the first annular rubber sealing piece 3 is provided with an inner sealing lip 5 and an outer sealing lip 6 which are parallel to each other, the outer side surface of the inner sealing lip 5 is flush with the outer side surface of the first annular rubber sealing element 3, annular grooves 7 are symmetrically arranged on the inner side and the outer side of the outer sealing lip 6, a first turnover ring 8 is arranged on the outer diameter of the first annular framework 2, a second annular framework 10 is arranged on the outer diameter dust cover 9, a second annular rubber sealing element 11 is sleeved on the second annular framework 10, a sealing double lip 12 is arranged on the outer diameter ring of the second annular rubber sealing element 11, a sealing closing ring edge 13 is arranged on the inner side of the first annular rubber sealing element 3 in an extending manner, an anti-skid turnover edge 14 is arranged at the tail end of the sealing closing ring edge 13, a second turnover ring 15 is arranged on the inner diameter of the second annular framework 10, the thickness of the outer sealing lip 6 is larger than the length of the inner sealing lip 5, the section length of the inner sealing lip 5 is larger than the section length of the outer sealing lip 6, the first annular rubber sealing piece 3, the inner sealing lip 5 and the outer sealing lip 6 are of an integrated structure, the buffer air bag cavity 4 is an annular air bag cavity which is coaxially arranged, the second annular rubber sealing piece 11, the sealing double lip 12, the sealing closing-in annular edge 13 and the anti-slip turning edge 14 are of an integrated structure, the section thickness of the sealing closing-in annular edge 13 is gradually smaller from the root to the tail end, and a plurality of anti-slip lines are uniformly arranged on the outer side face of the anti-slip turning edge 14.
According to the utility model, through combining an inner diameter dust cover 1, a first annular framework 2, a first annular rubber sealing element 3, a buffer air bag cavity 4, an inner sealing lip 5, an outer sealing lip 6, an annular groove 7, a first turnover ring 8, an outer diameter dust cover 9, a second annular framework 10, a second annular rubber sealing element 11, a sealing double lip 12, a sealing closing-in annular edge 13, an anti-skid turnover edge 14 and a second turnover ring 15 together, through experimental optimization, the first annular framework 2 of the inner diameter dust cover 1 is tightly matched with a bearing jacket through the first turnover ring 8, the first annular rubber sealing element 3 is close to the ferrule, bearing grease is prevented from overflowing from the jacket, the outer sealing lip 6 with a smaller inner diameter is used for preventing external pollutants from entering the bearing, the annular groove 7 can facilitate bending deformation of the outer sealing lip 6, the difficulty of interference installation of the outer sealing lip 6 is reduced, the inner sealing lip 5 is used for preventing the grease in the bearing from overflowing, the buffer air bag cavity 4 can save cost, meanwhile, the elasticity of the first annular rubber sealing element 3 is improved, and the elastic bonding sealing effect is improved; the second annular framework 10 of the outer diameter dust cover 9 is punched into the groove of the bearing inner sleeve through the second turnover ring to achieve tight fit, the second annular rubber sealing piece 11 is close to the ferrule, bearing grease is prevented from overflowing from the inner sleeve, the sealing double lip 12 is in interference fit with the outer sleeve, external pollutants are prevented from entering the bearing, and the sealing closing-in annular edge 13 and the anti-slip turnover edge 14 are matched to perform closing-in sealing, so that the grease inside the bearing is prevented from overflowing.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (4)
1. The utility model provides a dustproof cover composite construction is glued to two lips in internal diameter and two lips in external diameter, its characterized in that: including internal diameter shield (1), first annular skeleton (2), first annular rubber seal (3), cushion airbag chamber (4), inner sealing lip (5), outer sealing lip (6), annular groove (7), first turn over round (8), external diameter shield (9), second annular skeleton (10), second annular rubber seal (11), sealed double-lip (12), sealed binding off ring limit (13), antiskid turn over hem (14) and second turn over round (15), be provided with first annular skeleton (2) on internal diameter shield (1), the inboard of first annular skeleton (2) is inlayed and is equipped with first annular rubber seal (3), the inside of first annular rubber seal (3) evenly presss from both sides and is equipped with cushion airbag chamber (4), the internal diameter of first annular rubber seal (3) is equipped with inner sealing lip (5) and outer sealing lip (6) that are parallel to each other, the lateral surface of inner sealing lip (5) and the lateral surface parallel and the lateral surface of first annular rubber seal (3), the inside and outside of outer sealing lip (6) are provided with annular groove (7), turn over round annular ring (8) and be provided with on the external diameter (9), the novel sealing device is characterized in that a second annular rubber sealing piece (11) is sleeved on the second annular framework (10), a sealing double lip edge (12) is arranged on an outer diameter ring of the second annular rubber sealing piece (11), a sealing closing-in annular edge (13) is arranged on the inner side of the first annular rubber sealing piece (3) in an extending mode, an anti-slip turnover edge (14) is arranged at the tail end of the sealing closing-in annular edge (13), and a second turnover ring (15) is arranged on the inner diameter of the second annular framework (10).
2. The composite structure of the inner diameter double-lip adhesive dust cover and the outer diameter double-lip adhesive dust cover as claimed in claim 1, wherein: the first annular rubber sealing piece (3), the inner sealing lip (5) and the outer sealing lip (6) are of an integrated structure, and the buffer air bag cavity (4) is an annular air bag cavity which is coaxially arranged.
3. The composite structure of the inner diameter double-lip adhesive dust cover and the outer diameter double-lip adhesive dust cover as claimed in claim 1, wherein: the second annular rubber sealing piece (11), the sealing double-lip edge (12), the sealing closing-in annular edge (13) and the anti-slip flanging (14) are of an integrated structure, and the cross section thickness of the sealing closing-in annular edge (13) is gradually smaller from the root to the tail end.
4. The composite structure of the inner diameter double-lip adhesive dust cover and the outer diameter double-lip adhesive dust cover as claimed in claim 1, wherein: the outer side surface of the anti-skid turning edge (14) is uniformly provided with a plurality of anti-skid lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323199578.8U CN221221169U (en) | 2023-11-27 | 2023-11-27 | Inner diameter double-lip tape glue dustproof cover and outer diameter double-lip tape glue dustproof cover composite structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323199578.8U CN221221169U (en) | 2023-11-27 | 2023-11-27 | Inner diameter double-lip tape glue dustproof cover and outer diameter double-lip tape glue dustproof cover composite structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221221169U true CN221221169U (en) | 2024-06-25 |
Family
ID=91576462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323199578.8U Active CN221221169U (en) | 2023-11-27 | 2023-11-27 | Inner diameter double-lip tape glue dustproof cover and outer diameter double-lip tape glue dustproof cover composite structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221221169U (en) |
-
2023
- 2023-11-27 CN CN202323199578.8U patent/CN221221169U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |