CN204878363U - Outer spherical bearing with many lip seal circle - Google Patents
Outer spherical bearing with many lip seal circle Download PDFInfo
- Publication number
- CN204878363U CN204878363U CN201520629917.8U CN201520629917U CN204878363U CN 204878363 U CN204878363 U CN 204878363U CN 201520629917 U CN201520629917 U CN 201520629917U CN 204878363 U CN204878363 U CN 204878363U
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- CN
- China
- Prior art keywords
- ring
- lip
- bearing
- rolling element
- rubber body
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides an outer spherical bearing with many lip seal circle, including outer lane, inner circle and rolling element, install the sealing washer between outer lane and the inner circle, the sealing washer is located between rolling element and the retaining ring, the sealing washer includes the skeleton and the rubber body, the skeleton includes top, middle part and bottom, the lateral wall of outer lane is equipped with the annular groove, the top links to each other with the annular groove, the top lateral wall contacts with the annular groove cell wall, the middle part inclines from inside to outside, the bottom is radial perpendicular and be close to the inner circle, the rubber body links to each other with middle part and bottom, the top surface of the rubber body links to each other with the middle part bottom surface, the lateral wall of the rubber body links to each other with the bottom inside wall, rubber body bottom is equipped with the seal lip, the bottom and the inner circle of seal lip contact, the utility model discloses can be fine prevent that the dust from getting into the bearing inside, reduce the bearing wear, also can conveniently lubricate maintenance, improvement bearing life to the bearing simultaneously.
Description
Technical field
The utility model relates to bearing, particularly a kind of bearing with spherical outside surface with mulit-lip seal ring.
Background technique
Bearing is in mechanical transmission course, play parts that are fixing and reduction load friction factor.Alternatively, when other parts produce relative movement each other on axle, be used for reducing the fixing parts of friction factor in power transmission process and retainer shaft central position.Bearing is a kind of very important component in contemporary machinery.Its major function is supported mechanical solid of rotation, and in order to reduce the mechanical load friction factor of equipment in transmission process, the bearing be not arranged in box body hole needs to use bearing support to support.
The environment used due to bearing is mostly severe, and have serious dust pollution, bearing is in the market generally double-layer seal, dust easily enters from back-up ring and outer ring gap, and between seal ring and inner ring, also there is gap, make dust easily enter Bearing inner, affect bearing working life.
Model utility content
For the deficiencies in the prior art part, the utility model provides a kind of bearing with spherical outside surface with mulit-lip seal ring, and it can well prevent dust from entering Bearing inner, reduces bearing wear, simultaneously also conveniently can carry out lubricating maintenance to bearing, improve bearing working life.
The technological scheme provided for reaching above-mentioned object the utility model is: a kind of bearing with spherical outside surface with mulit-lip seal ring, comprise outer ring, inner ring and rolling element, described rolling element is between outer ring and inner ring, the both sides of described rolling element are provided with back-up ring, described back-up ring is the basin shape with flanging, the bottom of described back-up ring is connected with inner ring, the top of described back-up ring is near outer ring sidewall, between described outer ring and inner ring, seal ring is installed, described seal ring is between rolling element and back-up ring, described seal ring comprises skeleton and rubber body, described skeleton comprises top, middle part and bottom, the sidewall of described outer ring is provided with annular groove, bottom surface, described annular groove through outer ring, described top is connected with annular groove, described top sidewall contacts with annular groove cell wall, described middle part tilts from inside to outside, described bottom is radial vertical and near inner ring, described rubber body is connected with bottom with middle part, the end face of described rubber body is connected with bottom surface, middle part, the sidewall of described rubber body is connected with bottom inside wall, sealing lip is provided with bottom described rubber body, the bottom of described sealing lip contacts with inner ring.
Further, described sealing lip comprises outer lip, middle lip and epipharynx, and described middle lip is between epipharynx and outer lip, and described middle lip and epipharynx are provided with the first hollow layer, is provided with the second hollow layer between described middle lip and outer lip.
Further, the height of described sealing lip is greater than the distance between described rubber body bottom surface and inner ring, and after described seal ring is installed, sealing lip ecto-entad tilts.
Further, described rolling element is circular, and described rolling element cover has retainer, and described retainer guides rolling element to remain in bearing, and rolling element and rolling element are isolated by described retainer.
Further, described outer ring is provided with oil guide slot, and described oil guide slot cross section is U-shaped, and described oil guide slot bottom land is provided with oilhole, the through outer ring of described oilhole.
Further, described inner ring is provided with extension part, and described extension part stretches out in outer ring, and described extension part is provided with top wire hole, in top wire hole, jackscrew is housed.
Compared with prior art, there is following beneficial effect:
1. between outer ring described in the utility model and inner ring, seal ring is installed, described seal ring is between rolling element and back-up ring, described seal ring comprises skeleton and rubber body, described skeleton comprises top, middle part and bottom, the sidewall of described outer ring is provided with annular groove, bottom surface, described annular groove through outer ring, described top is connected with annular groove, described top sidewall contacts with annular groove cell wall, described middle part tilts from inside to outside, described bottom is radial vertical and near inner ring, described rubber body is connected with bottom with middle part, the end face of described rubber body is connected with bottom surface, middle part, the sidewall of described rubber body is connected with bottom inside wall, sealing lip is provided with bottom described rubber body, the bottom of described sealing lip contacts with inner ring, can be good at preventing dust from entering Bearing inner, reduce bearing wear, substantially prolongs the physical life of bearing.
2. outer ring described in the utility model is provided with oil guide slot, described oil guide slot cross section is U-shaped, described oil guide slot bottom land is provided with oilhole, the through outer ring of described oilhole, lubricant oil enters oilhole from oil guide slot, then enters Bearing inner from oilhole, conveniently can carry out lubricating maintenance to bearing, reduce bearing wear, increase the service life.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model seal ring and inner ring and outer ring linkage structure enlarged view;
Fig. 3 is the utility model ring structure schematic diagram.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment
As shown in Figure 1 to Figure 3, a kind of bearing with spherical outside surface with mulit-lip seal ring, comprise outer ring 1, inner ring 2 and rolling element 3, described rolling element 1 is between outer ring 1 and inner ring 2, described rolling element 3 is circular, described rolling element 3 cover has retainer 31, described retainer 31 guides rolling element 3 to remain in bearing, rolling element 3 and rolling element 3 are isolated by described retainer 31, the material of retainer 31 has some strength, and thermal conductivity is good, friction factor is little, wear resistance is good, impact toughness is strong, density is less and linear expansion coefficient and rolling element 3 are close.
Described inner ring 2 is provided with extension part 21, and described extension part 21 stretches out in outer ring 1, and described extension part 21 is provided with top wire hole 22, and jackscrew 23 is housed in top wire hole 22, and after described bearing is arranged on axle, jackscrew 23 can firmly rigid bearing, prevents bearing from sliding; Described outer ring 1 is provided with oil guide slot 11, described oil guide slot 11 cross section is U-shaped, described oil guide slot 11 bottom land is provided with oilhole 12, the through outer ring 1 of described oilhole 12, lubricant oil enters oilhole 12 from oil guide slot 11, then enters Bearing inner from oilhole 12, conveniently can carry out lubricating maintenance to bearing, reduce bearing wear, increase the service life.
The both sides of described rolling element 3 are provided with back-up ring 4, described back-up ring 4 is for having the basin shape of flanging, the bottom of described back-up ring 4 is connected with inner ring 2, the top of described back-up ring 4 is near outer ring 1 sidewall, described back-up ring 4 can stop most dust, reducing dust enters in bearing, between described outer ring 1 and inner ring 2, seal ring 5 is installed, described seal ring 5 is between rolling element 3 and back-up ring 4, described seal ring 5 comprises skeleton 51 and rubber body 52, described skeleton 51 comprises top 511, middle part 512 and bottom 513, the sidewall of described outer ring 1 is provided with annular groove 13, bottom surface, described annular groove 13 through outer ring 1, described top 511 is connected with annular groove 13, described top 511 sidewall contacts with annular groove 13 cell wall, described middle part 512 tilts from inside to outside, described bottom 513 is radial vertical and near inner ring 2, described rubber body 52 is connected with bottom 513 with middle part 512, the end face of described rubber body 52 is connected with bottom surface, middle part 512, the sidewall of described rubber body 52 is connected with bottom 513 madial wall, described skeleton 51 can be good at fixing rubber body 52, seal ring 5 is better stopped, and dust enters in bearing.
Sealing lip 6 is provided with bottom described rubber body 52, the bottom of described sealing lip 6 contacts with inner ring 2, the height of described sealing lip 6 is greater than the distance between described rubber body 52 bottom surface and inner ring 2, after described seal ring 5 is installed, sealing lip 6 ecto-entad tilts, described sealing lip 6 comprises outer lip 61, middle lip 62 and epipharynx 63, described middle lip 62 is between epipharynx 63 and outer lip 61, described middle lip 62 is provided with the first hollow layer 64 with epipharynx 63, the second hollow layer 65 is provided with between described middle lip 62 and outer lip 61, when machinery produces dust in the process of work, dust enters bearing, to cover before this on the plane of inclination of outer lip 61, dust is cumulative, the plane of inclination of outer lip 61 will be compressed into the second hollow layer 65, middle lip 62 and epipharynx 63 also can press down along with sloping inwardly, whole sealing lip 6 increases with the surface of contact of inner ring 2, effective prevention dust enters Bearing inner.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. one kind has the bearing with spherical outside surface of mulit-lip seal ring, comprise outer ring, inner ring and rolling element, described rolling element is between outer ring and inner ring, the both sides of described rolling element are provided with back-up ring, described back-up ring is the basin shape with flanging, the bottom of described back-up ring is connected with inner ring, the top of described back-up ring is near outer ring sidewall, it is characterized in that: between described outer ring and inner ring, seal ring is installed, described seal ring is between rolling element and back-up ring, described seal ring comprises skeleton and rubber body, described skeleton comprises top, middle part and bottom, the sidewall of described outer ring is provided with annular groove, bottom surface, described annular groove through outer ring, described top is connected with annular groove, described top sidewall contacts with annular groove cell wall, described middle part tilts from inside to outside, described bottom is radial vertical and near inner ring, described rubber body is connected with bottom with middle part, the end face of described rubber body is connected with bottom surface, middle part, the sidewall of described rubber body is connected with bottom inside wall, sealing lip is provided with bottom described rubber body, the bottom of described sealing lip contacts with inner ring.
2. the bearing with spherical outside surface with mulit-lip seal ring according to claim 1, it is characterized in that: described sealing lip comprises outer lip, middle lip and epipharynx, described middle lip is between epipharynx and outer lip, described middle lip and epipharynx are provided with the first hollow layer, are provided with the second hollow layer between described middle lip and outer lip.
3. the bearing with spherical outside surface with mulit-lip seal ring according to claim 1, is characterized in that: the height of described sealing lip is greater than the distance between described rubber body bottom surface and inner ring, and after described seal ring is installed, sealing lip ecto-entad tilts.
4. the bearing with spherical outside surface with mulit-lip seal ring according to claim 1, it is characterized in that: described rolling element is for circular, described rolling element cover has retainer, and described retainer guides rolling element to remain in bearing, and rolling element and rolling element are isolated by described retainer.
5. the bearing with spherical outside surface with mulit-lip seal ring according to claim 1, it is characterized in that: described outer ring is provided with oil guide slot, described oil guide slot cross section is U-shaped, described oil guide slot bottom land is provided with oilhole, the through outer ring of described oilhole.
6. the bearing with spherical outside surface with mulit-lip seal ring according to claim 1, it is characterized in that: described inner ring is provided with extension part, described extension part stretches out in outer ring, and described extension part is provided with top wire hole, in top wire hole, jackscrew is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629917.8U CN204878363U (en) | 2015-08-20 | 2015-08-20 | Outer spherical bearing with many lip seal circle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629917.8U CN204878363U (en) | 2015-08-20 | 2015-08-20 | Outer spherical bearing with many lip seal circle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204878363U true CN204878363U (en) | 2015-12-16 |
Family
ID=54822739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520629917.8U Expired - Fee Related CN204878363U (en) | 2015-08-20 | 2015-08-20 | Outer spherical bearing with many lip seal circle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204878363U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061511A (en) * | 2017-06-12 | 2017-08-18 | 安徽利达汽车轴承制造有限公司 | A kind of rolling bearing units |
| CN108386450A (en) * | 2018-04-18 | 2018-08-10 | 如皋市非标轴承有限公司 | From the multi-lip seal bearing of pressure release |
-
2015
- 2015-08-20 CN CN201520629917.8U patent/CN204878363U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061511A (en) * | 2017-06-12 | 2017-08-18 | 安徽利达汽车轴承制造有限公司 | A kind of rolling bearing units |
| CN108386450A (en) * | 2018-04-18 | 2018-08-10 | 如皋市非标轴承有限公司 | From the multi-lip seal bearing of pressure release |
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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: 20151216 Termination date: 20160820 |