CN207005092U - Bearing seal structure with vacuum-sealed cavity - Google Patents
Bearing seal structure with vacuum-sealed cavity Download PDFInfo
- Publication number
- CN207005092U CN207005092U CN201720846107.7U CN201720846107U CN207005092U CN 207005092 U CN207005092 U CN 207005092U CN 201720846107 U CN201720846107 U CN 201720846107U CN 207005092 U CN207005092 U CN 207005092U
- Authority
- CN
- China
- Prior art keywords
- bearing
- outer ring
- bearing outer
- sealing ring
- side wall
- 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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- Sealing Of Bearings (AREA)
Abstract
The utility model discloses a kind of bearing seal structure with vacuum-sealed cavity,The bearing outer ring is provided with vavuum pump,Siphunculus on the vavuum pump is extended between bearing inner race and bearing outer ring through the side wall of bearing outer ring,And sealing ring is provided between bearing inner race and bearing outer ring,And sealing ring upper end opens up first through hole,The top of the first through hole is provided with soft board,And one end of soft board is flexibly connected the upper surface of sealing ring,This utility model is simple in construction,Sealing ring is embedded between bearing inner race and bearing outer ring,Fluid sealant is injected to pipeline,Make sealing effectiveness between truncated cone-shaped block rubber and bearing inner race and the side wall of bearing outer ring more preferable,In the presence of the first spring,Sealing ring is softened,Increasing radius,Sealing effectiveness between bearing inner race and bearing outer ring is more preferable,Wherein connecting line fixes one end of soft board,This combining structure,It is simple to operate,Sealing effectiveness is more preferable and difficult for drop-off,Preferably ensure the use of bearing.
Description
Technical field
Bearing seal field is the utility model is related to, specially a kind of bearing seal structure with vacuum-sealed cavity.
Background technology
Bearing sealing device refers to potted component is housed on the axle of rotation or on box body hole, as felt circle, rubber seal,
Door, the official axle bumper of fan etc., its effect is:Bearing is protected, prevents extraneous dust, dirt, metallic particles, moisture, acid gas etc.
Debris invades Bearing inner, if bearing seal is bad, outside debris intrusion, bearing working situation is significantly degenerated, bearing
Service life will significantly reduce, and another effect of associated sealing arrangement for bearings is to prevent lubricating grease from being leaked from parts of bearings, if
Oil leak, the normal lubrication of destruction bearing that will be quickly, makes bearing be burnt out due to heating, sealing device is bad in addition not only leaks
Oil causes to waste, and can pollute the product of plant equipment and processing.Therefore, to extend the service life of bearing, bearing must
There must be good sealing device, but existing sealing device some is only with sealing ring simple seal, is not reached close well
Effect is sealed, and easily causes and comes off.
Utility model content
The purpose of this utility model is to provide a kind of bearing seal structure with vacuum-sealed cavity, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of bearing seal structure with vacuum-sealed cavity, including bearing inner race, bearing outer ring, vavuum pump and sealing
Circle, the bearing outer ring are provided with vavuum pump, and the side wall that the siphunculus on the vavuum pump runs through bearing outer ring is extended in bearing
Between circle and bearing outer ring, and sealing ring is provided between bearing inner race and bearing outer ring, and sealing ring upper end opens up first through hole,
The top of the first through hole is provided with soft board, and one end of soft board is flexibly connected the upper surface of sealing ring, the upper end of the soft board
Provided with semicircular ring, mounting groove is provided with inside the sealing ring, the side wall of the mounting groove and one end of connecting rod connect, the company
The other end of extension bar is connected by the side wall of the first spring and loose collar, and first spring is close to one end of loose collar and connection
One end connection of line, the top of the connecting line are provided with pulley, and the side wall of pulley rotation connection mounting groove, the connecting line
The other end is equal by the other end of pulley connection soft board, the installation groove bottom wall through connection siphunculus, the two side of the siphunculus
One end of through connection truncated cone-shaped block rubber, and truncated cone-shaped block rubber is hollow structure, the other end of the truncated cone-shaped block rubber
The second through hole is offered, is provided with pipeline inside the truncated cone-shaped block rubber, one end of the pipeline sequentially passes through siphunculus and installation
Groove, and the upper wall of the side wall connection mounting groove of the pipeline other end.
Preferably, the side wall of the truncated cone-shaped block rubber and the bottom wall of sealing ring are connected by second spring.
Preferably, the truncated cone-shaped block rubber and second spring have two, and are symmetrically distributed.
Preferably, the connecting rod, the first spring, connecting line, pulley, soft board, pipeline, siphunculus, truncated cone-shaped block rubber and
The combining structure of second spring shares three, and into angularly annular spread.
Preferably, the sealing ring is quality of rubber materials.
Compared with prior art, the beneficial effects of the utility model are：This utility model is simple in construction, passes through addition activity
The structures such as ring, the first spring and connecting line, sealing ring is embedded between bearing inner race and bearing outer ring, in the effect of second spring
Under, truncated cone-shaped block rubber gradually to horizontal level, holds the side wall of bearing inner race and bearing outer ring, opens soft board, Xiang Guan respectively
Road injects fluid sealant, and fluid sealant overflows through the second through hole, makes the side wall of truncated cone-shaped block rubber and bearing inner race and bearing outer ring
Between sealing effectiveness it is more preferable, in the presence of the first spring, sealing ring is softened, increasing radius, and outside bearing inner race and bearing
Sealing effectiveness between circle is more preferable, and wherein connecting line fixes one end of soft board, this combining structure, simple to operate, sealing effectiveness
It is more preferable and difficult for drop-off, preferably ensure the use of bearing.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model A-A profiles.
In figure：Bearing inner race 1, bearing outer ring 2, vavuum pump 3, sealing ring 4, mounting groove 5, connecting rod 6, loose collar 7, first
Spring 8, connecting line 9, pulley 10, soft board 11, pipeline 12, siphunculus 13, truncated cone-shaped block rubber 14, second spring 15.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：
A kind of bearing seal structure with vacuum-sealed cavity, including bearing inner race 1, bearing outer ring 2, vavuum pump 3 and close
Seal 4, bearing outer ring 2 are provided with vavuum pump 3, and the siphunculus on vavuum pump 3 extends to bearing inner race through the side wall of bearing outer ring 2
Between 1 and bearing outer ring 2, and sealing ring 4 is provided between bearing inner race 1 and bearing outer ring 2, and the upper end of sealing ring 4 opens up first
Through hole, the top of first through hole is provided with soft board 11, and one end of soft board 11 is flexibly connected the upper surface of sealing ring 4, soft board 11
Upper end is provided with semicircular ring, and the inside of sealing ring 4 is provided with mounting groove 5, and the side wall of mounting groove 5 is connected with one end of connecting rod 6, connecting rod
6 other end is connected by the first spring 8 with the side wall of loose collar 7, and the first spring 8 is close to one end of loose collar 7 and connecting line 9
One end connection, the top of connecting line 9 is provided with pulley 10, and the side wall of the rotation connection mounting groove 5 of pulley 10, connecting line 9 it is another
One end connects the other end of soft board 11 by pulley 10, and the bottom wall through connection siphunculus 13 of mounting groove 5, the two side of siphunculus 13 is passed through
Lead to the one end for connecing truncated cone-shaped block rubber 14, and truncated cone-shaped block rubber 14 is hollow structure, the other end of truncated cone-shaped block rubber 14
The second through hole is offered, the inside of truncated cone-shaped block rubber 14 is provided with pipeline 12, and one end of pipeline 12 sequentially passes through siphunculus 13 and installation
Groove 5, and the upper wall of the side wall connection mounting groove 5 of the other end of pipeline 12.
The side wall of truncated cone-shaped block rubber 14 is connected with the bottom wall of sealing ring 4 by second spring 15, truncated cone-shaped block rubber 14
There are two with second spring 15, and be symmetrically distributed, connecting rod 6, the first spring 8, connecting line 9, pulley 10, soft board 11, pipe
Road 12, siphunculus 13, the combining structure of truncated cone-shaped block rubber 14 and second spring 15 share three, and into angularly annular spread,
Sealing ring 4 is quality of rubber materials.
Operation principle：Sealing ring 4 is embedded between bearing inner race 1 and bearing outer ring 2, in the presence of second spring 15,
Truncated cone-shaped block rubber 14 gradually to horizontal level, is close to the side wall of bearing inner race 1 and bearing outer ring 2, opens soft board 11 respectively, to
Pipeline 12 injects lubricating oil, and lubricating oil overflows through the second through hole, makes truncated cone-shaped block rubber 14 and bearing inner race 1 and bearing outer ring
Sealing effectiveness is more preferable between 2 side wall, and in the presence of the first spring 8, sealing ring 4 is softened, increasing radius, with bearing inner race
Sealing effectiveness between 1 and bearing outer ring 2 is more preferable, and wherein connecting line 9 fixes one end of soft board 11, this combining structure, operation
Simply, sealing effectiveness is more preferable and difficult for drop-off, makes dust be not easy to fall into bearing inner race 1 and bearing outer ring 2, so as to extend bearing
Service life, vavuum pump 3 drives through external power source, acted on through vavuum pump 3, is vacuum between bearing inner race 1 and bearing outer ring 2
State, the oxidation rate of ball and the degree of air corrosion between bearing inner race 1 and bearing outer ring 2 can be effectively reduced, so as to
Extend its service life.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of bearing seal structure with vacuum-sealed cavity, including bearing inner race（1）, bearing outer ring（2）, vavuum pump（3）
And sealing ring（4）, it is characterised in that：The bearing outer ring（2）It is provided with vavuum pump（3）, the vavuum pump（3）On siphunculus pass through
Wear bearing outer ring（2）Side wall extend to bearing inner race（1）And bearing outer ring（2）Between, and bearing inner race（1）And bearing outer ring
（2）Between be provided with sealing ring（4）, and sealing ring（4）Upper end opens up first through hole, and the top of the first through hole is provided with soft board
（11）, and soft board（11）One end be flexibly connected sealing ring（4）Upper surface, the soft board（11）Upper end be provided with semicircular ring,
The sealing ring（4）Inside is provided with mounting groove（5）, the mounting groove（5）Side wall and connecting rod（6）One end connection, it is described
Connecting rod（6）The other end pass through the first spring（8）With loose collar（7）Side wall connection, first spring（8）Close to activity
Ring（7）One end and connecting line（9）One end connection, the connecting line（9）Top be provided with pulley（10）, and pulley（10）Turn
Dynamic connection mounting groove（5）Side wall, the connecting line（9）The other end pass through pulley（10）Connect soft board（11）The other end,
The mounting groove（5）Bottom wall through connection siphunculus（13）, the siphunculus（13）The equal through connection truncated cone-shaped block rubber in two side
（14）One end, and truncated cone-shaped block rubber（14）For hollow structure, the truncated cone-shaped block rubber（14）The other end offer
Two through holes, the truncated cone-shaped block rubber（14）Inside is provided with pipeline（12）, the pipeline（12）One end sequentially pass through siphunculus
（13）And mounting groove（5）, and pipeline（12）The side wall connection mounting groove of the other end（5）Upper wall.
A kind of 2. bearing seal structure with vacuum-sealed cavity according to claim 1, it is characterised in that：The round platform
Shape block rubber（14）Side wall and sealing ring（4）Bottom wall pass through second spring（15）Connection.
A kind of 3. bearing seal structure with vacuum-sealed cavity according to claim 1, it is characterised in that：The round platform
Shape block rubber（14）And second spring（15）There are two, and be symmetrically distributed.
A kind of 4. bearing seal structure with vacuum-sealed cavity according to claim 1, it is characterised in that：The connection
Bar（6）, the first spring（8）, connecting line（9）, pulley（10）, soft board（11）, pipeline（12）, siphunculus（13）, truncated cone-shaped block rubber
（14）And second spring（15）Combining structure share three, and into angularly annular spread.
A kind of 5. bearing seal structure with vacuum-sealed cavity according to claim 1, it is characterised in that：The sealing
Circle（4）For quality of rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720846107.7U CN207005092U (en) | 2017-07-13 | 2017-07-13 | Bearing seal structure with vacuum-sealed cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720846107.7U CN207005092U (en) | 2017-07-13 | 2017-07-13 | Bearing seal structure with vacuum-sealed cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207005092U true CN207005092U (en) | 2018-02-13 |
Family
ID=61452800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720846107.7U Expired - Fee Related CN207005092U (en) | 2017-07-13 | 2017-07-13 | Bearing seal structure with vacuum-sealed cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207005092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561431A (en) * | 2018-05-21 | 2018-09-21 | 盐城市三川轴承制造有限公司 | A kind of elastic composite cylinder roller bearing |
-
2017
- 2017-07-13 CN CN201720846107.7U patent/CN207005092U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561431A (en) * | 2018-05-21 | 2018-09-21 | 盐城市三川轴承制造有限公司 | A kind of elastic composite cylinder roller bearing |
| CN108561431B (en) * | 2018-05-21 | 2023-09-22 | 盐城市三川轴承制造有限公司 | Elastic composite cylindrical roller bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180213 Termination date: 20200713 |