CN203979128U - A kind of uniform section ultra-thin-wall bearing seal structure - Google Patents
A kind of uniform section ultra-thin-wall bearing seal structure Download PDFInfo
- Publication number
- CN203979128U CN203979128U CN201420427153.XU CN201420427153U CN203979128U CN 203979128 U CN203979128 U CN 203979128U CN 201420427153 U CN201420427153 U CN 201420427153U CN 203979128 U CN203979128 U CN 203979128U
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- Prior art keywords
- ring
- seal
- age
- outer ring
- inner ring
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- 238000005096 rolling process Methods 0.000 claims abstract description 11
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Sealing Of Bearings (AREA)
Abstract
The utility model relates to a kind of uniform section ultra-thin-wall bearing seal structure, comprise: outer ring, inner ring, rolling element, retainer, the first seal ring, the second seal ring, the outer ring age of a draught animal and inner ring boss step, wherein, the inner radius of outer ring is provided with the symmetrical outer ring age of a draught animal, the outer radius of inner ring is provided with symmetrical inner ring boss step, between the outer ring age of a draught animal and inner ring boss step, be folded with the first seal ring, the external diameter of the first seal ring is connected with the internal diameter of the outer ring age of a draught animal and is fixed on outer ring in the age of a draught animal, the second seal ring sticks in the first seal ring surface, and along the inner side of first seal ring one end, radially extend and with inner ring boss step diameter to being close to.The utility model adopts radial contact seal structure, and inner ring boss step is right angle step, and sealing effect is better, has reduced starting friction moment, has increased going slick property.
Description
Technical field
The utility model relates to a kind of uniform section ultra-thin-wall bearing, particularly relates to a kind of uniform section ultra-thin-wall bearing seal structure.
Background technique
Different according to practical operating mode, uniform section ultra-thin-wall bearing has two kinds of open type and encloseds, in closed bearing, has contact-type and contactless two kinds of seal form, what we selected is contact seal form, adopts sealing configuration---the end face seal of international famous brand name KAYDON.Referring to shown in Fig. 1, is prior art uniform section ultra-thin-wall bearing seal structure schematic diagram, and inner ring boss step 7 is incline benches, and sealing is close to, i.e. end face seal in the Yu Qi inclined-plane, one end of the second seal ring 52.In actual applications, the shortcoming of this end face seal structure is, sealing effect is poor, the more difficult measurement of inclined-plane machining and control, and bearing frictional torque is not of uniform size.
Because the problem that above-mentioned existing uniform section ultra-thin-wall bearing seal structure exists, the inventor is based on being engaged in this type of product specification manufacture abundant practical experience and professional knowledge for many years, positive research and innovation in addition, to founding a kind of uniform section ultra-thin-wall bearing seal structure of new structure, can solve the problem that existing uniform section ultra-thin-wall bearing seal structure exists, make it have more practicability.Through constantly research, design, and after repeatedly studying sample and improving, finally create the utility model having practical value.
Summary of the invention
Main purpose of the present utility model is, overcome the problem that existing uniform section ultra-thin-wall bearing seal structure exists, and provide a kind of uniform section ultra-thin-wall bearing seal structure of new structure, technical problem to be solved is to improve the sealing of bearing, reduce starting friction moment, be very suitable for practicality.
The purpose of this utility model and solve its technical problem and realize by the following technical solutions.According to a kind of uniform section ultra-thin-wall bearing seal structure the utility model proposes, comprise: outer ring 1, inner ring 2, rolling element 3, retainer 4, the first seal ring 51, the second seal ring 52, the outer ring age of a draught animal 6 and inner ring boss step 7, wherein, in raceway groove between outer ring 1 and inner ring 2, be provided with rolling element 3, rolling element 3 is fixed by retainer 4, the inner radius of outer ring 1 is provided with the symmetrical outer ring age of a draught animal 6, the outer radius of inner ring 2 is provided with symmetrical inner ring boss step 7, between the outer ring age of a draught animal 6 and inner ring boss step 7, be folded with the first seal ring 51, the external diameter of the first seal ring 51 is connected with the internal diameter of the outer ring age of a draught animal 6 and is fixed in the outer ring age of a draught animal 6, the second seal ring 52 sticks in the first seal ring 51 surfaces, and along the inner side of first seal ring 51 one end, radially extend and be radially close to inner ring boss step 7.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.
Aforesaid uniform section ultra-thin-wall bearing seal structure, wherein said the first seal ring 51 is L-type.
Aforesaid uniform section ultra-thin-wall bearing seal structure, wherein said inner ring boss step 7 is right angle step.
Aforesaid uniform section ultra-thin-wall bearing seal structure, wherein said the first seal ring 51 is carbon steels, plays support strength.
Aforesaid uniform section ultra-thin-wall bearing seal structure, wherein said the second seal ring 52 is nitrile butadiene rubbers, plays a part to flexibly connect.
By technique scheme, the utility model uniform section ultra-thin-wall bearing seal structure at least has following advantages and beneficial effect:
1. the utility model adopts radial contact seal structure, sealing uniformity, and sealing effect is better, has reduced starting friction moment, has increased going slick property, and then can enhance productivity;
2. inner ring boss step 7 of the present utility model is right angle step, and the second seal ring 52 is radially close to sealing with its right angle step external diameter cylndrical surface, the easy machining of its right angle face and measurement, and manufacturing efficiency is high, and sealing effect is better.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of specification, and for above and other object of the present utility model, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is prior art uniform section ultra-thin-wall bearing seal structure schematic diagram.
Fig. 2 is the utility model uniform section ultra-thin-wall bearing seal structure schematic diagram.
[primary component symbol description]
1: outer ring 2: inner ring
3: rolling element 4: retainer
52: the second seal rings of 51: the first seal rings
6: the outer ring age of a draught animal 7: inner ring boss step
Embodiment
For further setting forth the utility model, be to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, its embodiment of uniform section ultra-thin-wall bearing seal structure, structure, feature and effect thereof to according to the utility model proposes, be described in detail as follows.
Refer to shown in Fig. 2, it is the utility model uniform section ultra-thin-wall bearing seal structure schematic diagram, comprise: outer ring 1, inner ring 2, rolling element 3, retainer 4, the first seal ring 51, the second seal ring 52, the outer ring age of a draught animal 6 and inner ring boss step 7, wherein, in raceway groove between outer ring 1 and inner ring 2, be provided with rolling element 3, rolling element 3 is fixed by retainer 4, the inner radius of outer ring 1 is provided with the symmetrical outer ring age of a draught animal 6, the outer radius of inner ring 2 is provided with symmetrical inner ring boss step 7, between the outer ring age of a draught animal 6 and inner ring boss step 7, be folded with the first seal ring 51, the external diameter of the first seal ring 51 is connected with the internal diameter of the outer ring age of a draught animal 6 and is fixed in the outer ring age of a draught animal 6, the second seal ring 52 sticks in the first seal ring 51 surfaces, and along the inner side of first seal ring 51 one end, radially extend and be radially close to inner ring boss step 7.
Inner ring boss step 7 of the present utility model is right angle step, and the first seal ring 51 is L-type, and is carbon steel material, plays support strength, and the second seal ring 52 is nitrile butadiene rubbers, plays a part to flexibly connect.
The utility model adopts radial contact seal structure, sealing uniformity, and sealing effect is better, has reduced starting friction moment, has increased going slick property, and then can enhance productivity.Inner ring boss step 7 is right angle step, and the second seal ring 52 is radially close to sealing with its right angle step external diameter cylndrical surface, the easy machining of its right angle face and measurement, and manufacturing efficiency is high, and sealing effect is better.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (5)
1. a uniform section ultra-thin-wall bearing seal structure, comprise: outer ring (1), inner ring (2), rolling element (3), retainer (4), the first seal ring (51), the second seal ring (52), the outer ring age of a draught animal (6) and inner ring boss step (7), wherein, in raceway groove between outer ring (1) and inner ring (2), be provided with rolling element (3), rolling element (3) is fixing by retainer (4), it is characterized in that
The inner radius of outer ring (1) is provided with the symmetrical outer ring age of a draught animal (6), the outer radius of inner ring (2) is provided with symmetrical inner ring boss step (7), between the outer ring age of a draught animal (6) and inner ring boss step (7), be folded with the first seal ring (51), the external diameter of the first seal ring (51) is connected with the internal diameter of the outer ring age of a draught animal (6) and is fixed in the outer ring age of a draught animal (6), the second seal ring (52) sticks in the first seal ring (51) surface, and along the inner side of the first seal ring (51) one end, radially extends and be radially close to inner ring boss step (7).
2. uniform section ultra-thin-wall bearing seal structure according to claim 1, is characterized in that, wherein said the first seal ring (51) is L-type.
3. uniform section ultra-thin-wall bearing seal structure according to claim 1, is characterized in that, wherein said inner ring boss step (7) is right angle step.
4. uniform section ultra-thin-wall bearing seal structure according to claim 1, is characterized in that, wherein said the first seal ring (51) is carbon steel.
5. uniform section ultra-thin-wall bearing seal structure according to claim 1, is characterized in that, wherein said the second seal ring (52) is nitrile butadiene rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427153.XU CN203979128U (en) | 2014-07-28 | 2014-07-28 | A kind of uniform section ultra-thin-wall bearing seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427153.XU CN203979128U (en) | 2014-07-28 | 2014-07-28 | A kind of uniform section ultra-thin-wall bearing seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203979128U true CN203979128U (en) | 2014-12-03 |
Family
ID=51976578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420427153.XU Expired - Fee Related CN203979128U (en) | 2014-07-28 | 2014-07-28 | A kind of uniform section ultra-thin-wall bearing seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203979128U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196877A (en) * | 2014-07-28 | 2014-12-10 | 洛阳维斯格轴承有限公司 | Constant-section ultrathin-wall bearing seal structure |
-
2014
- 2014-07-28 CN CN201420427153.XU patent/CN203979128U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196877A (en) * | 2014-07-28 | 2014-12-10 | 洛阳维斯格轴承有限公司 | Constant-section ultrathin-wall bearing seal structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141203 |