CN218118597U - Oil seal for multi-lip agricultural machine - Google Patents
Oil seal for multi-lip agricultural machine Download PDFInfo
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- CN218118597U CN218118597U CN202222854734.9U CN202222854734U CN218118597U CN 218118597 U CN218118597 U CN 218118597U CN 202222854734 U CN202222854734 U CN 202222854734U CN 218118597 U CN218118597 U CN 218118597U
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- lip
- oil seal
- ring
- oil blanket
- outer ring
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Abstract
The utility model relates to an oil blanket for multi-lip agricultural machinery, including the oil blanket outer lane, the outer lane lip has been seted up to the inner chamber annular of oil blanket outer lane, the inboard integrated into one piece that the outer lane lip was kept away from to the oil blanket outer lane has the oil blanket inner circle, the inner circle lip has been seted up to the inner chamber annular of oil blanket inner circle, the inner chamber of outer lane lip and inner circle lip is provided with the locking structure who uses with the cooperation of oil blanket outer lane and oil blanket inner circle. Through setting up the locking structure, by the unilateral limit, the arc strip, the cooperation groove, the cooperation of elasticity muscle and big elastic ring, strengthen the locking effect of oil blanket outer lane, promote the grease proofing performance of locking of oil blanket outer lane, again by the cooperation of double lips limit and little elastic ring, strengthen the locking effect of oil blanket inner circle, promote the grease proofing performance of locking of oil blanket inner circle, realize adopting the dual locking mode of outer lane and inner circle, promote the effect of the locking performance of oil blanket, slow down the decline speed of oil blanket, the grease proofing cycle of sealing of extension oil blanket to agricultural machinery drive disk assembly.
Description
Technical Field
The utility model relates to an agricultural machinery oil blanket accessory technical field especially relates to a many lips oil blanket for agricultural machinery.
Background
An oil seal is a mechanical element used for sealing oil (oil is the most common liquid substance in a transmission system and also refers to the general liquid substance), a part needing to be lubricated in a transmission part is isolated from a force-applying part, so that lubricating oil cannot leak, a sealing part for static sealing and dynamic sealing (generally reciprocating motion) is called a sealing part, the representative form of the oil seal is a TC oil seal, the TC oil seal is a double-lip oil seal with a self-tightening spring and completely coated by rubber, and the general oil seal is often referred to as the TC framework oil seal.
When sealing up grease proofing to agricultural machinery drive disk assembly, need use the lip oil blanket more, and the lip oil blanket more on the present market, most only have an elastic ring to lock it, can not adopt outer lane and the dual locking mode of inner circle, promote the locking performance of oil blanket, long-time the back of using, under agricultural machinery drive disk assembly's continuous rotation atress effect, lead to lip oil blanket and agricultural machinery drive disk assembly to produce the clearance, the damage that drops even, arouses the oil leak trouble.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the locking performance of the oil seal can not be improved by adopting the outer ring and inner ring dual locking mode in the prior art, and providing the oil seal for multi-lip agricultural machinery.
In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides an oil blanket for multi-lip agricultural machinery, includes the oil blanket outer lane, the outer lane lip has been seted up to the inner chamber annular of oil blanket outer lane, the inboard integrated into one piece that the outer lane lip was kept away from to the oil blanket outer lane has the oil blanket inner circle, the inner circle lip has been seted up to the inner chamber annular of oil blanket inner circle, the inner chamber of outer lane lip and inner circle lip is provided with the locking structure who uses with oil blanket outer lane and oil blanket inner circle cooperation.
The locking structure comprises a single lip edge, wherein the single lip edge is integrally formed on the outer ring of the oil seal close to the front of the outer ring lip and the periphery of the inner cavity of the outer ring lip, one side fixedly connected with elastic ribs with matching grooves and matching grooves opposite to each other are arranged on the two sides of the inner cavity of the arc strip, a large elastic ring is sleeved on the two sides of the outer ring lip close to the front and the back of the arc strip, and a small elastic ring is sleeved on the two sides of the inner ring lip close to the front and the back of the double lip edge.
And an arc-shaped chamfer is annularly formed on one side of the single lip close to the outer ring lip.
And a base integrally matched with the elastic rib is integrally formed on one side, close to the matching groove, of the arc-shaped strip.
The large elastic ring and the small elastic ring are made of the same material, and annular iron wires are embedded in inner cavities of the large elastic ring and the small elastic ring.
And a reinforcing convex rib matched with the oil seal inner ring for use is integrally formed at one side of the double lips close to the lip of the inner ring.
All integrated into one piece all around of oil blanket inner circle has the reinforcement piece and the reinforcement piece adopts trapezoidal design with oil blanket outer lane cooperation use.
The periphery of the outer wall of the oil seal outer ring is integrally formed with salient points which are designed in a hemispherical shape.
Compared with the prior art, the beneficial effects of the utility model are that:
this many lips oil blanket for agricultural machinery, through setting up locking structure, by the unilateral limit, the arc strip, the cooperation groove, the cooperation of elasticity muscle and big elastic ring, the locking effect of reinforcing oil blanket outer lane, promote the grease proofing performance of locking of oil blanket outer lane, again by the cooperation of two lips limit and little elastic ring, the locking effect of reinforcing oil blanket inner circle, promote the grease proofing performance of locking of oil blanket inner circle, the realization adopts the dual locking mode of outer lane and inner circle, promote the effect of the locking performance of oil blanket, slow down the decline speed of oil blanket, the grease proofing cycle of sealing of extension oil blanket to agricultural machinery drive disk assembly.
This many lips mouth oil blanket for agricultural machinery, through the base, for the elasticity muscle provides the fixed stay point, improve the elastic support performance of elasticity muscle, through strengthening protruding muscle, strengthen two lips limit material intensity, promote the compressive property of two lips limit, reinforcing block through adopting trapezoidal design, strengthen the whole firm effect between oil blanket inner circle and the oil blanket outer lane, improve the anti-decay performance of oil blanket inner circle and oil blanket outer lane, through the bump that adopts the hemisphere design, increase the installation coefficient of friction between oil blanket outer lane outer wall and the agricultural machinery drive disk assembly, play anti-drop's effect.
Drawings
FIG. 1 is a schematic structural view of a multi-lip agricultural machine oil seal according to the present invention;
FIG. 2 is a rear view of the structure of the multi-lip agricultural machine oil seal provided by the present invention;
fig. 3 is an exploded view of the structure of the outer ring and the outer ring lip of the oil seal provided by the present invention;
fig. 4 is an exploded view of the oil seal inner ring and the inner ring lip provided by the present invention;
fig. 5 is a partially sectional exploded view of the structure of the arc-shaped strip, the matching groove and the elastic rib provided by the present invention.
In the figure: 1. an outer ring of the oil seal; 2. an outer ring lip; 3. an oil seal inner ring; 4. an inner ring lip; 5. a locking structure; 51. a single lip; 52. an arc-shaped strip; 53. a mating groove; 54. an elastic rib; 55. a large elastic ring; 56. a double lip; 57. a small elastic ring; 6. a base; 7. reinforcing the convex ribs; 8. a reinforcing block; 9. and (6) salient points.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-5, an oil seal for multi-lip agricultural machinery, including an oil seal outer ring 1, an outer ring lip 2 is annularly arranged in an inner cavity of the oil seal outer ring 1, an oil seal inner ring 3 is integrally formed in an inner side of the oil seal outer ring 1 far away from the outer ring lip 2, an inner ring lip 4 is annularly arranged in an inner cavity of the oil seal inner ring 3, a locking structure 5 used in cooperation with the oil seal outer ring 1 and the oil seal inner ring 3 is arranged in inner cavities of the outer ring lip 2 and the inner ring lip 4, by arranging the locking structure 5, the locking effect of the oil seal outer ring 1 is enhanced through cooperation of a single lip 51, an arc-shaped strip 52, a matching groove 53, an elastic rib 54 and a large elastic ring 55, the locking effect of the oil seal outer ring 1 is enhanced, the locking oil-proof performance of the oil seal outer ring 1 is enhanced, the locking effect of the oil seal inner ring 3 is enhanced through cooperation of a double lips 56 and a small elastic ring 57, the locking oil-proof performance of the oil seal inner ring 3 is enhanced, the effect of the dual locking mode of the outer ring and the double locking mode of the inner ring is achieved, the oil seal is slowed down, and the oil seal is prolonged in the oil seal to the agricultural machinery transmission part.
Example two
The improvement on the basis of the first embodiment: an oil seal for multi-lip agricultural machinery comprises an oil seal outer ring 1, wherein salient points 9 are integrally formed on the periphery of the outer wall of the oil seal outer ring 1, the salient points 9 are in hemispherical design, the salient points 9 and the oil seal outer ring 1 are made of the same rubber material and have deformable force, the height of the protrusions of the salient points 9 is low, the integral sealing performance of the multi-lip oil seal cannot be affected, the installation friction coefficient between the outer wall of the oil seal outer ring 1 and an agricultural machinery transmission part is increased, the anti-dropping effect is achieved, an outer ring lip 2 is annularly arranged in an inner cavity of the oil seal outer ring 1, an oil seal inner ring 3 is integrally formed on the inner side, away from the outer ring lip 2, of the oil seal outer ring 1, reinforcing blocks 8 matched with the oil seal outer ring 1 are integrally formed on the periphery of the oil seal inner ring 3, the reinforcing blocks 8 are in trapezoidal design, the integral stabilizing effect between the oil seal inner ring 3 and the oil seal outer ring 1 is enhanced, and the anti-fading performance of the oil seal inner ring 3 and the oil seal outer ring 1 is improved, an inner ring lip 4 is annularly arranged in an inner cavity of an oil seal inner ring 3, a locking structure 5 matched with an oil seal outer ring 1 and the oil seal inner ring 3 for use is arranged in the inner cavities of the outer ring lip 2 and the inner ring lip 4, the locking structure 5 comprises a single lip 51, an arc chamfer is annularly arranged on one side of the single lip 51 close to the outer ring lip 2, the single lip 51 is integrally formed on the front side of the oil seal outer ring 1 close to the outer ring lip 2, arc strips 52 are respectively arranged around the inner cavity of the outer ring lip 2, matching grooves 53 are respectively arranged on two sides of the inner cavity of the arc strips 52, elastic ribs 54 are fixedly connected with one opposite sides of the matching grooves 53, a base 6 integrally matched with the elastic ribs 54 is integrally formed on one side of the arc strips 52 close to the matching grooves 53, a fixed supporting point is provided for the elastic ribs 54, the elastic supporting performance of the elastic ribs 54 is improved, and large elastic rings 55 are sleeved on the front and back sides of the outer ring lip 2 close to the arc strips 52, the inner side of the oil seal inner ring 3 close to the inner ring lip 4 is integrally formed with a double lip 56, the front side and the rear side of the inner ring lip 4 close to the double lip 56 are respectively sleeved with a small elastic ring 57, the materials of the large elastic ring 55 and the small elastic ring 57 are the same, the inner cavities of the large elastic ring 55 and the small elastic ring 57 are respectively embedded with an annular iron wire, the overall compression resistance and the material strength of the large elastic ring 55 and the small elastic ring 57 are enhanced, one side of the double lip 56 close to the inner ring lip 4 is integrally formed with a reinforcing convex rib 7 matched with the oil seal inner ring 3, the material strength of the double lip 56 is enhanced, the compression resistance of the double lip 56 is improved, the locking structure 5 is arranged, the matching of the single lip 51, the arc strip 52, the matching groove 53, the elastic rib 54 and the large elastic ring 55 is used for enhancing the locking effect of the oil seal outer ring 1, the locking performance of the outer ring 1 is improved, the matching of the double lip 56 and the small elastic ring 57 is used for enhancing the locking effect of the oil seal inner ring 3, the oil seal is improved, the oil seal transmission of the oil seal, the oil seal is reduced, and the oil seal is improved.
The utility model discloses in, the user is with many lips oil blanket installation back on agricultural machinery drive disk assembly, increase the thickness of oil blanket outer lane 1 by single lip 51, and base 6 provides fixed holding power to elastic rib 54, carry out elastic stretching to arc strip 52 by three elastic ribs 54 in the cooperation groove 53 again, then three elastic ribs 54 that carry elastic potential energy lock to outer lane lip 2, and by two big elastic rings 55 around to arc strip 52 spacing while, also assist the locking to the outer lane lip 2 inner wall of oil blanket outer lane 1 once more, meanwhile, by the thickness of two lip 56 increase oil blanket inner rings 3, two little elastic rings 57 assist the locking to the inner circle lip 4 inner wall of oil blanket inner circle 3 around, can realize the dual locking effect of many lips oil blanket.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides an oil blanket for multi-lip agricultural machinery, includes oil blanket outer lane (1), its characterized in that: the oil seal structure is characterized in that an outer ring lip (2) is annularly arranged in an inner cavity of the oil seal outer ring (1), an oil seal inner ring (3) is integrally formed on the inner side, away from the outer ring lip (2), of the oil seal outer ring (1), an inner ring lip (4) is annularly arranged in an inner cavity of the oil seal inner ring (3), and locking structures (5) matched with the oil seal outer ring (1) and the oil seal inner ring (3) in use are arranged in inner cavities of the outer ring lip (2) and the inner ring lip (4).
2. The oil seal for the multi-lip agricultural machine according to claim 1, wherein the locking structure (5) comprises a single lip (51), the single lip (51) is integrally formed on the oil seal outer ring (1) close to the front face of the outer ring lip (2) and the periphery of the inner cavity of the outer ring lip (2) are provided with arc-shaped strips (52), two sides of the inner cavity of the arc-shaped strips (52) are provided with matching grooves (53) and fixedly connected with elastic ribs (54) on opposite sides of the matching grooves (53), the front side and the rear side of the outer ring lip (2) close to the arc-shaped strips (52) are respectively sleeved with large elastic rings (55), the inner side of the oil seal inner ring (3) close to the inner ring lip (4) is integrally formed with double lips (56), and the front side and the rear side of the inner ring lip (4) close to the double lips (56) are respectively sleeved with small elastic rings (57).
3. The oil seal for the multi-lip agricultural machine according to claim 2, wherein one side of the single lip (51) close to the outer ring lip (2) is annularly provided with an arc-shaped chamfer.
4. The oil seal for multi-lip agricultural machinery of claim 2, wherein the side of the arc-shaped strip (52) close to the fitting groove (53) is integrally formed with a base (6) integrally fitted with the elastic rib (54).
5. The oil seal for the multi-lip agricultural machine according to claim 2, wherein the large elastic ring (55) and the small elastic ring (57) are made of the same material, and annular iron wires are embedded in inner cavities of the large elastic ring (55) and the small elastic ring (57).
6. The oil seal for the multi-lip agricultural machine according to claim 2, wherein a reinforcing rib (7) used with the oil seal inner ring (3) is integrally formed on one side of the double lips (56) close to the lip (4) of the inner ring.
7. The oil seal for the multi-lip agricultural machine according to claim 1, wherein the periphery of the inner ring (3) of the oil seal is integrally formed with a reinforcing block (8) matched with the outer ring (1) of the oil seal, and the reinforcing block (8) is in a trapezoidal design.
8. The oil seal for the multi-lip agricultural machine according to claim 1, wherein the periphery of the outer wall of the outer ring (1) of the oil seal is integrally formed with salient points (9), and the salient points (9) are in a hemispherical design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222854734.9U CN218118597U (en) | 2022-10-27 | 2022-10-27 | Oil seal for multi-lip agricultural machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222854734.9U CN218118597U (en) | 2022-10-27 | 2022-10-27 | Oil seal for multi-lip agricultural machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218118597U true CN218118597U (en) | 2022-12-23 |
Family
ID=84497136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222854734.9U Active CN218118597U (en) | 2022-10-27 | 2022-10-27 | Oil seal for multi-lip agricultural machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218118597U (en) |
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2022
- 2022-10-27 CN CN202222854734.9U patent/CN218118597U/en active Active
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