CN211852526U - Bearing sealing cover - Google Patents
Bearing sealing cover Download PDFInfo
- Publication number
- CN211852526U CN211852526U CN202020397302.8U CN202020397302U CN211852526U CN 211852526 U CN211852526 U CN 211852526U CN 202020397302 U CN202020397302 U CN 202020397302U CN 211852526 U CN211852526 U CN 211852526U
- Authority
- CN
- China
- Prior art keywords
- ring body
- bearing
- groove
- lug
- flexible
- 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 title description 39
- 239000000314 lubricant Substances 0.000 claims abstract description 24
- 239000000853 adhesive Substances 0.000 claims abstract description 9
- 230000001070 adhesive effect Effects 0.000 claims abstract description 9
- 230000002441 reversible effect Effects 0.000 claims abstract description 5
- 230000001154 acute effect Effects 0.000 claims description 4
- 239000011324 bead Substances 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 8
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 3
- 239000010935 stainless steel Substances 0.000 abstract description 3
- 210000002421 cell wall Anatomy 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003974 emollient agent Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Images
Landscapes
- Sealing Of Bearings (AREA)
Abstract
The utility model belongs to the technical field of the bearing seal spare technique and specifically relates to a bearing seal lid, including the ring body, there are a plurality of equidistant lugs that set up on the internal surface of ring body, the lug is the arcwall face with the contact surface of bearing inner ring, the internal diameter of arcwall face is equal with the external diameter size of bearing inner ring, it has a round lubricant duct to open on the lug, there is a round recess on one side of ring body, the cell wall of recess is to the reverse extension of recess opening direction and form hook-like at the top, the surface of ring body has one deck flexible bead, connect through the adhesive between flexible bead and the ring body; the utility model discloses set up a plurality of lugs at the internal surface of ring body, the lug is used for filling the partial clearance between ring body and the bearing inner ring, improves the leakproofness of the sealed lid of stainless steel to a certain extent, and it has round lubricant groove to open on the lug, reduces the frictional force between lug and the bearing inner ring, reduces the temperature of rubber in the use.
Description
Technical Field
The utility model belongs to the technical field of the bearing seal spare technique and specifically relates to a bearing seal lid.
Background
The function of the bearing sealing cover is obvious, but the bearing is provided with the sealing cover, lubricating grease in the home page can generate extra resistance to the rotation of the bearing, rubber sealing can generate extra friction force, the resistance can be finally converted into heat, the heat cannot be dissipated due to the sealing environment in the using process, and the performance of the bearing can be influenced after long-time use.
For example, patent 2014105321579 discloses a bearing sealing cover, which includes fastening boss and sealing protrusion fixedly connected with the fastening boss, the fastening boss is uniformly provided with a plurality of connecting holes for bolts to pass through, the sealing protrusion is of a conical structure, the large end of the sealing protrusion is connected with the fastening boss, the peripheral side of the sealing protrusion is provided with a positioning groove, the positioning groove is close to the small end of the sealing protrusion, the small end of the sealing protrusion is sleeved with a sealing rubber ring, the inner wall of the sealing rubber ring is attached to the sealing protrusion, and the outer wall of the sealing rubber ring is inclined towards the sealing protrusion. Although the problems of good tightness, oil leakage, difficulty in mounting and dismounting and difficulty in processing in the using process are solved, the bearing sealing cover in the patent cannot effectively solve the problem of heat generated by the sealing rubber ring in the using process.
Disclosure of Invention
The utility model aims at: overcomes the defects in the prior art, and provides the bearing sealing cover with small friction resistance and good sealing performance in the using process.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a bearing seal lid, includes the ring body, there is the lug that a plurality of equidistant settings on the internal surface of ring body, the lug is the arcwall face with the contact surface of bearing inner ring, the internal diameter of arcwall face equals with the external diameter size of bearing inner ring, it has round lubricant groove to open on the lug, there is the round recess on a side of ring body, the cell wall of recess is hooked to the reverse extension of groove opening direction and at the top formation, the surface of ring body has the flexible bead of one deck, be connected through the adhesive between flexible bead and the ring body.
Furthermore, the cross section of the lug is trapezoidal, and the narrower end of the lug is in contact with the inner ring of the bearing.
Furthermore, the cross section of the lubricant groove is annular, and the distance between the inner wall and the outer wall at the opening of the lubricant groove is smaller than the distance between the inner wall and the outer wall at the bottom of the lubricant groove.
Furthermore, the lug is connected with the circular ring body through an adhesive, a circle of positioning convex edge I is respectively arranged on the contact surfaces of the lug and the upper surface and the lower surface of the circular ring body, and a circle of positioning groove I is respectively arranged at the corresponding positions of the upper surface and the lower surface of the circular ring body.
Furthermore, the longitudinal section of the groove is trapezoidal, the length of the upper bottom of the trapezoid is smaller than that of the lower bottom of the trapezoid, the upper bottom of the trapezoid is positioned at the bottom of the groove, and the lower bottom of the trapezoid is positioned at the opening of the groove.
Furthermore, the cross section of the flexible convex edge is in a circular ring shape, an included angle alpha between the upper surface and the lower surface of the flexible convex edge and the outer surface of the circular ring body is an acute angle, and the upper surface and the lower surface of the flexible convex edge incline oppositely.
Further, the outer diameter of the flexible convex rib is larger than the inner diameter of the bearing outer ring contacted with the flexible convex rib.
Furthermore, two positioning convex edges II which are transversely and symmetrically arranged are arranged on the contact surface of the flexible convex edge and the bearing outer ring, and positioning grooves II which are matched with the positioning convex edges are arranged at corresponding positions on the outer surface of the circular ring body.
Furthermore, the longitudinal section of the second positioning convex rib is triangular.
Furthermore, a plurality of radiating fins are arranged on the reverse side of the groove.
Adopt the technical scheme of the utility model's beneficial effect is:
the utility model provides a sealed lid of bearing, equidistant a plurality of lugs that set up on the internal surface of ring body, the lug is used for filling the part clearance between ring body and the bearing inner ring, the leakproofness of the sealed lid of stainless steel is improved to a certain extent, it has round lubricant groove to open on the lug, before the installation, earlier put into emollient in the emollient recess, emollient is heated to melt in the use and just permeates between lug and the bearing inner ring, thereby reduce the frictional force between lug and the bearing inner ring, reduce the temperature of rubber in the use, the life of extension lug, thereby ensure the leakproofness after the sealed lid of bearing used for a long time.
The utility model discloses have the round recess on the side of well ring body, in the installation, the opening of recess is inboard towards the bearing, can increase the cavity area between sealed lid and the bearing like this to increase the heat dissipation space, improve the radiating efficiency.
The utility model discloses the surface of well ring body has the flexible bead of one deck, the structural design of flexible bead can improve the leakproofness of being connected between end cover and the bearing and stability on the one hand, on the other hand, can avoid traditional steel sealed lid can not used repeatedly not enough, the structural design of flexible bead for can also continue to use after sealed lid is dismantled, even flexible bead receives the damage, also only need change flexible bead and not influence the used repeatedly that steel sealed lid.
Drawings
In order to more clearly illustrate the technical solution of the present embodiment, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor. Wherein,
fig. 1 is a schematic structural diagram of a bearing seal cover of the present invention.
Fig. 2 is a schematic longitudinal sectional structure view of the bearing seal cover of the present invention.
Fig. 3 is a partially enlarged schematic view of fig. 2.
Fig. 4 is a schematic structural view of a longitudinal section of the middle flexible rib of the present invention.
In the figure: 1 ring body, 2 lugs, 3 flexible ribs, 4 lubricant grooves, 5 grooves and 6 radiating fins.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention. The utility model discloses utilize structural schematic diagram etc. to carry out the detailed description, when detailing the embodiment of the utility model provides a, the schematic diagram is the example only, and it should not restrict here the scope of the utility model protection. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.
Referring to fig. 1 and 2, a bearing seal cover comprises a ring body 1, the ring body 1 of the present invention is made of stainless steel material, which has good heat dissipation but poor sealing performance, so that in order to solve the sealing performance problem of the present invention, a plurality of bumps 2 are disposed on the inner surface of the ring body 1 at equal intervals, the contact surface between the bumps 2 and the bearing inner ring is an arc surface, the inner diameter of the arc surface is equal to the outer diameter of the bearing inner ring, the bumps 2 are used for filling up a part of the gap between the ring body 1 and the bearing inner ring, and the sealing performance of the stainless seal cover is improved to a certain extent, the bumps 2 in this embodiment are made of rubber material, and heat is generated by friction between the rubber material and the bearing inner ring during the working process, so that in this embodiment, a lubricant groove 4 is formed on the bumps 2, before installation, a lubricant is firstly placed in a lubricant groove 5, when in use, the lubricant is heated and melted to permeate between the convex block 2 and the bearing inner ring, thereby reducing the friction force between the convex block 2 and the bearing inner ring, reducing the temperature of rubber in use, prolonging the service life of the convex block 2, and ensuring the sealing performance of the bearing sealing cover after long-term use, one side surface of the circular ring body 1 is provided with a circle of groove 5, in the installation process, the opening of the groove 5 faces the inner side of the bearing, thereby increasing the cavity area between the sealing cover and the bearing, thereby increasing the heat dissipation space and improving the heat dissipation efficiency, the groove wall of the groove 5 extends in the direction opposite to the opening direction of the groove 5 and forms a hook shape at the top end, the hook-shaped structure design is convenient for the disassembly of the sealing cover, when in need of disassembly, a tool with the same hook-shaped structure is adopted to be connected with the groove and then taken down, the disassembly efficiency is high, structural design of flexible bead 3, can improve the leakproofness of being connected between end cover and the bearing and stability on the one hand, on the other hand, can avoid traditional steel sealed lid not enough that can not used repeatedly, the structural design of flexible bead 3, make sealed lid dismantle the back can also continue to use, even flexible bead 3 receives the damage, also only need change flexible bead 3 and do not influence the used repeatedly of steel sealed lid, be connected through the adhesive between flexible bead 3 and the ring body 1, adopt this structure, the installation between flexible bead 3 and the ring body 1 is dismantled efficiently, the convenience of use of sealed lid has further been improved. The thickness of the flexible rib 3 in this embodiment is 1/5 of the distance between the inner ring and the outer ring of the ring body 1, so that not only can the sealing performance and the installation stability be improved, but also the area of the steel part of the ring body 1 can be improved to the greatest extent, and the heat radiation performance of the steel part can be improved.
In order to further reduce the contact area between the convex block 2 and the bearing inner ring and reduce the heat generated by friction, the cross section of the convex block 2 in the embodiment is designed to be trapezoidal, and the narrower end of the convex block is in contact with the bearing inner ring, so that the sealing performance of the sealing cover can be improved, the friction can be reduced, and the heat generated can be reduced.
Referring to fig. 3, in the present embodiment, the cross section of the lubricant groove 4 is annular, the distance between the inner wall and the outer wall at the opening of the lubricant groove 4 is smaller than the distance between the inner wall and the outer wall at the bottom of the lubricant groove, and the lubricant groove 4 adopts this structural design, so that the lubricant stored in the lubricant groove 4 can be slowly released, thereby prolonging the lubrication between the sealing cover and the bearing, reducing frictional heat, and improving the sealing performance of the sealing cover, the distance between the inner wall and the outer wall at the opening of the lubricant groove 4 is 1/3 or 1/5, preferably 1/5, the distance between the inner wall and the outer wall at the opening of the lubricant groove 4 is 0.2mm, 0.3mm, or 0.4 mm.
The lug 2 and the ring body 1 in the embodiment are connected through the adhesive, the contact surfaces of the upper surface and the lower surface of the lug 2 and the ring body 1 are respectively provided with a circle of positioning convex edge I, the corresponding positions of the upper surface and the lower surface of the ring body 1 are respectively provided with a circle of positioning groove I, the lug 2 and the ring body 1 are connected through the adhesive, the mounting and dismounting efficiency is high, the positioning connection between the lug 2 and the ring body 1 is realized through the positioning convex edge I and the positioning groove I, and the connection strength between the lug 2 and the ring body 1 is higher. The concrete selection of adhesive in this embodiment is prior art, and the utility model discloses in no longer describe.
The longitudinal section of recess 5 in this embodiment is trapezoidal, trapezoidal upper base length is less than the length of going to the bottom, trapezoidal upper base is located recess 5's bottom, trapezoidal lower base is located recess 5's opening part, compare in the rectangle structure isometric with the upper base, the clearance between trapezoidal recess 5 and the bearing in this embodiment is great, the heat dissipation space is great, the radiating effect is better, compare in the rectangle structure isometric with going to the bottom, the area of the sealed lid in this embodiment is great, and intensity is higher, and life is longer, and simultaneously, the thermal diffusivity is stronger.
Referring to fig. 4, the cross section of the flexible rib 3 in this embodiment is circular, the included angle α between the upper surface of the flexible rib 3 and the outer surface of the circular ring body 1 is acute, the lower surface is flush with the bottom edge of the circular ring body 1, and with this structure, the edge of the flexible rib 3 is an inclined surface, so that the connection strength between the flexible rib 3 and the circular ring body 1 is high, and the peeling resistance strength of the edge is high, the inclination angle of the upper surface of the flexible rib 3 and the thickness of the flexible rib 3 in this embodiment are determined according to the specific size of the bearing, and the included angle α between the upper surface of the flexible rib 3 between the flexible rib 3 and the circular ring body 1 and the outer surface of the circular ring body 1 is acute, so that the extrusion force between the edge of the outer ring of the bearing and the upper surface of the flexible rib 3 can be increased, thereby increasing the fixing strength between the flexible rib 3 and the, the sealing performance of the sealing cover is improved.
In this embodiment, the outer diameter of the flexible rib 3 is slightly larger than the inner diameter of the outer ring of the bearing in contact with the flexible rib, so that a certain extrusion force is provided between the flexible rib 3 and the outer ring of the bearing, and the flexible rib 3 and the outer ring of the bearing are tightly mounted, thereby further improving the sealing performance.
The contact surface of the flexible convex edge 3 and the bearing outer ring in the embodiment is provided with two positioning convex edges two which are transversely symmetrically arranged, the corresponding position on the outer surface of the ring body 1 is provided with a positioning groove two which is matched with the positioning convex edges two, by adopting the structure, the installation efficiency between the flexible convex edge 3 and the bearing outer ring is high, the connection strength is high, the service life of the sealing cover is prolonged, the longitudinal section of the positioning convex edge two in the embodiment is triangular, preferably, an equilateral triangle is selected, by adopting the structure, the connection area between the flexible convex edge 3 two and the ring body 1 is large, and the connection strength is higher.
In order to further improve the thermal diffusivity of sealed lid, the reverse side of recess 5 in this embodiment is provided with a plurality of radiating fin 6, adopts welded connection between radiating fin 6 and the sealed lid, and radiating fin 6's material is the aluminum sheet, and radiating fin 6's the selection of size of a dimension is prior art, the utility model discloses in no longer describe repeatedly.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a bearing seal lid which characterized in that: the novel bearing ring is characterized by comprising a ring body, wherein a plurality of protruding blocks are arranged at equal intervals on the inner surface of the ring body, the contact surface of each protruding block and a bearing inner ring is an arc-shaped surface, the inner diameter of each arc-shaped surface is equal to the outer diameter of the bearing inner ring, a circle of lubricant groove is formed in each protruding block, a circle of groove is formed in one side surface of the ring body, the groove wall of each groove extends reversely to the opening direction of the groove and forms a hook shape on the top end, a layer of flexible protruding edge is arranged on the outer surface of the ring body, and the flexible protruding edges are connected with the ring body through an adhesive.
2. A bearing seal cap according to claim 1, wherein: the cross section of the lug is trapezoidal, and the narrower end of the lug is in contact with the inner ring of the bearing.
3. A bearing seal cap according to claim 1, wherein: the cross section of the lubricant groove is annular, and the distance between the inner wall and the outer wall at the opening of the lubricant groove is smaller than the distance between the inner wall and the outer wall at the bottom of the lubricant groove.
4. A bearing seal cap according to claim 1, wherein: the lug is connected with the circular ring body through an adhesive, a circle of positioning convex edge I is respectively arranged on the contact surfaces of the lug and the upper surface and the lower surface of the circular ring body, and a circle of positioning groove I is respectively arranged at the corresponding positions of the upper surface and the lower surface of the circular ring body.
5. A bearing seal cap according to claim 1, wherein: the longitudinal section of the groove is trapezoidal, the length of the upper bottom of the trapezoid is smaller than that of the lower bottom of the trapezoid, the upper bottom of the trapezoid is positioned at the bottom of the groove, and the lower bottom of the trapezoid is positioned at the opening of the groove.
6. A bearing seal cap according to claim 1, wherein: the cross section of the flexible convex edge is in a circular ring shape, an included angle alpha between the upper surface of the flexible convex edge and the outer surface of the circular ring body is an acute angle, and the upper surface and the lower surface of the flexible convex edge incline oppositely.
7. A bearing seal cap according to claim 1, wherein: the outer diameter of the flexible convex edge is larger than the inner diameter of the bearing outer ring contacted with the flexible convex edge.
8. A bearing seal cap according to claim 1, wherein: two positioning convex edges II which are transversely and symmetrically arranged are arranged on the contact surface of the flexible convex edge and the bearing outer ring, and positioning grooves II matched with the positioning convex edges are arranged at corresponding positions on the outer surface of the circular ring body.
9. A bearing seal cap according to claim 8, wherein: the longitudinal section of the second positioning convex rib is triangular.
10. A bearing seal cap according to claim 1, wherein: and a plurality of radiating fins are arranged on the reverse side of the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020397302.8U CN211852526U (en) | 2020-03-25 | 2020-03-25 | Bearing sealing cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020397302.8U CN211852526U (en) | 2020-03-25 | 2020-03-25 | Bearing sealing cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211852526U true CN211852526U (en) | 2020-11-03 |
Family
ID=73138391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020397302.8U Expired - Fee Related CN211852526U (en) | 2020-03-25 | 2020-03-25 | Bearing sealing cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211852526U (en) |
-
2020
- 2020-03-25 CN CN202020397302.8U patent/CN211852526U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201103 Termination date: 20210325 |