CN206830645U - The sealed-bearing of built-in oil pocket - Google Patents
The sealed-bearing of built-in oil pocket Download PDFInfo
- Publication number
- CN206830645U CN206830645U CN201720806852.9U CN201720806852U CN206830645U CN 206830645 U CN206830645 U CN 206830645U CN 201720806852 U CN201720806852 U CN 201720806852U CN 206830645 U CN206830645 U CN 206830645U
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- China
- Prior art keywords
- oil
- sealing ring
- annular recess
- wall
- annular
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 65
- 239000003921 oil Substances 0.000 claims abstract description 63
- 239000010687 lubricating oil Substances 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000003860 storage Methods 0.000 claims description 25
- 229920001971 elastomer Polymers 0.000 claims description 18
- 229920002748 Basalt fiber Polymers 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000009954 braiding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 9
- 230000004323 axial length Effects 0.000 description 4
- 210000005056 cell body Anatomy 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000005055 memory storage Effects 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006870 function 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
- 238000005457 optimization Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
It the utility model is related to field of mechanical technique.The sealed-bearing of built-in oil pocket, including interior annular, outer toroid and the ball bearing mechanism being arranged between interior annular outer wall and outer toroid inwall, two sealing rings are additionally provided between the outer wall of interior annular and the inwall of outer toroid, ball bearing mechanism is provided between two sealing rings, two sealing rings, the outer wall of interior annular, the inwall of outer toroid surround an oil pocket for being used to store paste lubricating oil；The inwall of outer toroid is provided with the first annular recess for embedding sealing circle outer ledge, and the outer ledge of sealing ring offsets with the first annular recess；The outer wall of interior annular is provided with the second annular recess for being used for inserting sealing ring inside edge, has gap between the second annular recess and the inside edge of sealing ring；The width of the notch of second annular recess is less than the width of bottom land.The utility model, by sealing ring, prevents lubricating oil from being oozed out out of oil pocket by optimizing the structure of bearing.
Description
Technical field
It the utility model is related to field of mechanical technique, and in particular to bearing.
Background technology
The effect of bearing is that part that is fixed and reducing load coefficient of friction is played in mechanical transmission course, it may also be said to,
When other parts are producing relative motion each other on axle, for reducing in coefficient of friction and holding shaft in power transmission process
The parts that heart position is fixed, bearing are a kind of very important parts in contemporary plant equipment, and its major function is support
Mechanical rotary body, to reduce mechanical load coefficient of friction of the equipment in transmission process.
When bearing is run, there is force of rolling friction always between ball and the interior annular and outer toroid of bearing, although
Frictional force is smaller, but the running time of bearing is longer, and lubricating oil can be excessive in bearing operation, causes the mill of ball
Damage, and then need to regularly replace bearing, the service life of bearing is low.
Utility model content
The purpose of this utility model is, there is provided the sealed-bearing of built-in oil pocket, solves at least one technical problem above.
The technical problem that the utility model solves can be realized using following technical scheme：
The sealed-bearing of built-in oil pocket, including interior annular, outer toroid and it is arranged on interior annular outer wall and outer toroid inwall
Between ball bearing mechanism, it is characterised in that be additionally provided between the outer wall of the interior annular and the inwall of the outer toroid two it is close
Seal, between two sealing rings, two sealing rings, the outer wall of interior annular, the inwall of outer toroid surround the ball bearing mechanism
One oil pocket for storing paste lubricating oil；
The inwall of the outer toroid is provided with the first annular recess for embedding sealing circle outer ledge, the sealing ring
Outer ledge offseted with first annular recess,
The outer wall of the interior annular is provided with the second annular recess for being used for inserting sealing ring inside edge, second ring-type
There is gap between the inside edge of groove and the sealing ring；
The width of the notch of second annular recess is less than the width of bottom land.
The utility model by sealing ring, prevents lubricating oil from being oozed out out of oil pocket, due to this by optimizing the structure of bearing
What utility model was chosen is paste lubricating oil, is offseted by the outer ledge and first annular recess of the sealing ring, institute
State between the inside edge of the second annular recess and the sealing ring and have gap, be easy to implement sealing ring and turn with outer toroid
Move and rotate, sealing ring is not as interior annular rotates.What it is due to the utility model oil pocket memory storage is paste lubricating oil, therefore is lubricated
It can seldom ignore when oil between second annular recess and the inside edge of the sealing ring through having the amount oozed out in gap
Disregard.And due to interior annular rotation centrifugal force the problem of.Lubricating oil in oil pocket is easily got rid of into oil pocket close to outer toroid
Place, therefore the gap of the second annular recess and sealing ring, can't cause permeability phenomenon.
The utility model is less than the width of bottom land by the width of the notch of the second annular recess, reduces and sealing ring inner side
The contact surface at edge, it is easy to rotation of the sealing ring relative to interior annular.
An oil storage tank is further opened with the outer wall of the interior annular, the oil storage tank internal memory contains paste lubricating oil；
The oil storage tank is located in oil pocket.
The utility model is by having additional oil storage tank, increase oil reserve, in addition, work as interior annular in rotation process, oil storage
Lubricating oil in groove can radially be thrown away because of centrifugal force, be flow on ball bearing mechanism, be easy to implement ball bearing mechanism, interior annular, outer
Lubrication between annulus.
The sealing ring includes circle body made of a stainless steel, and the outer surface of the circle body is coated with rubber made of silicon rubber
Glue-line, the outer surface of the rubber layer are coated with the web that basalt fibre line braiding forms.
The utility model, using the composite seal ring of three-decker, passes through stainless steel by optimizing the structure of sealing ring
Manufactured circle body, ensure the overall hard force intensity of sealing ring, by rubber layer, because silicon rubber has flexible and corrosion resistance,
Be easy to implement the outer wall of sealing ring and the interior annular, the outer toroid both inwalls abutting.The utility model passes through fibre
Net is tieed up, circle body and the composite effect of rubber layer between the two is realized, strengthens the wearability of sealing ring, in addition, by web, because
To be network structure, it is possible to pin lubricating oil, and then produce oil sealing, improve and lock oily effect, prevent the excessive of lubricating oil, also
Can realize prevents the aging of rubber layer.
Ball bearing mechanism includes ball, and at least three Oil Guide raceway grooves, at least three Oil Guides are offered on the outer wall of the ball
Raceway groove mutual conduction.Improve lubricant effect.
Brief description of the drawings
Fig. 1 is phantom of the present utility model；
Fig. 2 is the sectional drawing of sealing ring of the present utility model；
Fig. 3 is another phantom of the present utility model.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face, which combines to be specifically illustrating, is expanded on further the utility model.
Reference picture 1, Fig. 2, Fig. 3, the sealed-bearing of built-in oil pocket, including interior annular 2, outer toroid 1 and it is arranged on inner circle
Ball bearing mechanism 3 between the outer wall of ring 2 and the inwall of outer toroid 1, two are additionally provided between the outer wall of interior annular 2 and the inwall of outer toroid 1
Individual sealing ring 6, is provided with ball bearing mechanism 3 between two sealing rings 6, two sealing rings 6, the outer wall of interior annular 2, outer toroid 1 it is interior
Wall surrounds an oil pocket for being used to store paste lubricating oil；The inwall of outer toroid 1 is provided with for the outer ledge of embedding sealing circle 6
First annular recess 4, the outer ledge of sealing ring 6 offset with the first annular recess 4, and the external diameter of sealing ring 6 is more than the first ring-type
The internal diameter of groove 4；The outer wall of interior annular 2 is provided with the second annular recess 5 for being used for inserting the inside edge of sealing ring 6, the second ring-type
There is gap between the inside edge of groove 5 and sealing ring 6, the internal diameter of sealing ring 6 is more than the internal diameter of the second annular recess 5；The
The width of the notch of two annular recess is less than the width of bottom land.The width of the notch of second annular recess namely the second ring-type is recessed
The axial length of groove 5.The axial length of second annular recess 5 gradually successively decreases from the inside to the outside.The utility model is by optimizing bearing
Structure, by sealing ring 6, prevent lubricating oil from being oozed out out of oil pocket, due to the utility model choose be paste lubricating oil, lead to
The outer ledge and the first annular recess 4 for crossing sealing ring 6 offset, and are deposited between the second annular recess 5 and the inside edge of sealing ring 6
There is gap, be easy to implement sealing ring 6 and rotated with the rotation of outer toroid 1, sealing ring 6 is not as interior annular 2 rotates.Due to this
Utility model oil pocket memory storage is paste lubricating oil, thus inside edge of the lubricating oil through the second annular recess 5 and sealing ring 6 it
Between have it is seldom negligible during the amount oozed out in gap.The width of the notch of second annular recess is less than the width of bottom land
Degree, the contact surface with the inside edge of sealing ring 6 is reduced, is easy to rotation of the sealing ring 6 relative to interior annular 2.The utility model leads to
The axial length gradual change of the second annular recess 5 of optimization is crossed, the contact surface with the inside edge of sealing ring 6 is reduced, is easy to the phase of sealing ring 6
Rotation for interior annular 2.The width of the notch of second annular recess be not less than sealing ring thickness, and difference be 0.05mm~
0.1mm。
Be filled with lubricating oil in oil pocket, the volume of lubricating oil is not less than 1/4 in oil pocket, and is not more than 1/3.
An oil storage tank 7 is further opened with the outer wall of interior annular, oil storage tank internal memory contains paste lubricating oil；Oil storage tank 7 is located at
In oil pocket.The utility model is by having additional oil storage tank 7, increase oil reserve, in addition, work as interior annular 2 in rotation process, oil storage
Lubricating oil in groove 7 can radially be thrown away because of centrifugal force, flow on ball bearing mechanism 3, be easy to implement ball bearing mechanism 3, interior annular
2nd, the lubrication between outer toroid 1.
A cell body for being used to store paste lubricating oil is further opened with the inwall of outer toroid, cell body internal memory contains paste lubrication
Oil；Cell body is located in oil pocket.The amount of increase storage paste lubricating oil.
Referring to Fig. 2, sealing ring 6 includes circle body 61 made of a stainless steel, and the outer surface of circle body 61 is coated with silicon rubber system
Into rubber layer 62, the outer surface of rubber layer 62 is coated with the web 63 that basalt fibre line braiding forms.This practicality is new
Type using the composite seal ring 6 of three-decker, passes through circle body made of stainless steel, ensured by optimizing the structure of sealing ring 6
The overall hard force intensity of sealing ring 6, by rubber layer, because silicon rubber has flexible and corrosion resistance, it is easy to implement sealing ring 6
The abutting of both inwalls of outer wall, outer toroid 1 with interior annular 2.The utility model realizes circle body and rubber layer by web
Composite effect between the two, strengthen the wearability of sealing ring 6, in addition, by web, can because being network structure
To pin lubricating oil, and then oil sealing is produced, improve and lock oily effect, prevent the excessive of lubricating oil, can also realize prevents rubber layer
Aging.The thickness of rubber layer radial direction is more than the thickness of rubber layer axial direction.Because the radial direction of rubber layer needs stress extruding to set
Between interior annular 2 and outer toroid 1.Axial width, the extruding being convenient for are more than by rubber layer radial thickness.Rubber layer
Thickness is 1mm-3mm.The thickness of web is 0.2mm-0.5mm.
Ball bearing mechanism 3 includes ball, and at least three Oil Guide raceway grooves, at least three Oil Guides are offered on the outer wall of the ball
Raceway groove mutual conduction.Improve lubricant effect.
Referring to Fig. 3, using the central axial direction of interior annular 2 as left and right；The 3rd ring-type is further opened with the outer wall of interior annular 2
Groove 8, the 3rd annular recess 8 is located at the first annular recess 4 away from the side of ball bearing mechanism 3, and the 3rd annular recess 8 and the first ring-type
Groove 4 turns on, and the depth of the 3rd annular recess is less than the depth of the first annular recess 4；Is further opened with the outer wall of outer toroid 1
Four annular recess 9, fourth annular groove 9 is located at the second annular recess 5 away from the side of ball bearing mechanism 3, and fourth annular groove and
Two annular recess 5 turn on, and the depth of the 3rd annular recess is less than the depth of the first annular recess 4；3rd annular recess and the 4th
The internal-and external diameter for being smaller than circle body between annular recess is poor；Spacing between first annular recess 4 and the second annular recess 5 is big
It is poor in the internal-and external diameter of sealing ring 6.It is easy to implement and realizes that embedded first annular recess 4 and the second ring-type are recessed by the extruding of rubber layer
In groove 5.
The outer wall of outer toroid 1 is provided with helical groove, and basalt fibre line is embedded with helical groove, and basalt is fine
Dimension line part externally protrudes out in outer toroid 1.The utility model is provided with helical groove by the outer wall of outer toroid 1, and helical form is recessed
Basalt fibre line is embedded with groove, because basalt fibre line has certain elasticity, outer toroid 1 is improved and connects with fixture
The compactness connect, prevent the loosening between outer toroid 1 and fixture.
The cross section of oil storage tank 7 is in isosceles trapezoid, and the axial length of oil storage tank is at the central axis away from oil storage tank
Gradually successively decrease at the central axis of oil storage tank.The utility model is easy to lubricating oil by optimizing the structure of oil storage tank
It is contained in oil storage tank.Bearing oil is generally paste lubricating oil, by optimizing the structure of oil storage tank, during transport, reduces
The probability that lubricating oil flows out out of oil storage tank, so reduce lubricating oil it is excessive go out bearing probability, when the interior annular 2 in bearing is high
In fast rotation process, lubricating oil is thrown away from oil storage tank, ensures lubricant effect.Oil storage well width is 2mm~5mm, and depth is
8mm~9mm.
The inwall of oil storage tank 7 is coated with teflon coatings.Lubricating oil viscosity is prevented to be attached to the inwall of outer shroud cell body.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (4)
- The sealed-bearing of oil pocket built in 1., including interior annular, outer toroid and be arranged on interior annular outer wall and outer toroid inwall it Between ball bearing mechanism, it is characterised in that two sealings are additionally provided between the outer wall of the interior annular and the inwall of the outer toroid Circle, for the ball bearing mechanism between two sealing rings, two sealing rings, the outer wall of interior annular, the inwall of outer toroid surround one For storing the oil pocket of paste lubricating oil；The inwall of the outer toroid is provided with the first annular recess for embedding sealing circle outer ledge, the sealing ring it is outer Lateral edges offset with first annular recess,The outer wall of the interior annular is provided with the second annular recess for being used for inserting sealing ring inside edge, second annular recess There is gap between the inside edge of the sealing ring；The width of the notch of second annular recess is less than the width of bottom land.
- 2. the sealed-bearing of built-in oil pocket according to claim 1, it is characterised in that：Also opened on the outer wall of the interior annular Provided with an oil storage tank, the oil storage tank internal memory contains paste lubricating oil；The oil storage tank is located in oil pocket.
- 3. the sealed-bearing of built-in oil pocket according to claim 1, it is characterised in that：The sealing ring includes a stainless steel Manufactured circle body, the outer surface of the circle body are coated with rubber layer made of silicon rubber, and the outer surface of the rubber layer is coated with The web that the braiding of one basalt fibre line forms.
- 4. the sealed-bearing of built-in oil pocket according to claim 1, it is characterised in that：The ball bearing mechanism includes ball, At least three Oil Guide raceway grooves, at least three Oil Guide raceway groove mutual conductions are offered on the outer wall of the ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720806852.9U CN206830645U (en) | 2017-07-05 | 2017-07-05 | The sealed-bearing of built-in oil pocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720806852.9U CN206830645U (en) | 2017-07-05 | 2017-07-05 | The sealed-bearing of built-in oil pocket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206830645U true CN206830645U (en) | 2018-01-02 |
Family
ID=60778628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720806852.9U Expired - Fee Related CN206830645U (en) | 2017-07-05 | 2017-07-05 | The sealed-bearing of built-in oil pocket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206830645U (en) |
-
2017
- 2017-07-05 CN CN201720806852.9U patent/CN206830645U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |