CN209012433U - A kind of dust-protection type oil sealing - Google Patents
A kind of dust-protection type oil sealing Download PDFInfo
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- CN209012433U CN209012433U CN201821649092.6U CN201821649092U CN209012433U CN 209012433 U CN209012433 U CN 209012433U CN 201821649092 U CN201821649092 U CN 201821649092U CN 209012433 U CN209012433 U CN 209012433U
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- sealing
- dust
- sealing lip
- lip
- protection type
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Abstract
The utility model discloses a kind of dust-protection type oil sealings, including rubber oil sea main body, sealing lip and dustproof lip, the rubber oil sea body interior is provided with metallic framework, and the side of the metallic framework is welded with limiting plate, the inside of the limiting plate offers limiting slot, the limiting slot is internally provided with brute spring, one end of the brute spring connects the bottom end inside the limiting slot, the other end of the brute spring is connected with limit telescopic bar, one end of the limit telescopic bar is provided with curved roof, the curved roof is provided with weld part relative to the side of the limit telescopic bar, the curved roof is welded on the top of the limit telescopic bar by the weld part, the middle position of the rubber oil sea body interior is provided with sealing lip, the two sides of the sealing lip bottom are provided with dustproof lip.The utility model makes the present apparatus have the characteristics that stable structure, sealing effect are good and dust tightness is strong by the way that a series of structure is arranged.
Description
Technical field
The utility model relates to sealing device technical field, specially a kind of dust-protection type oil sealing.
Background technique
Oil sealing is the habit appellation of general sealing element, is briefly exactly the sealing of lubricating oil, it is for oil sealing rouge (oil
Be the most common liquid substance in transmission system, also refer to the meaning of general liquid substance) mechanical organ, it is by transmission parts
It is middle that the component that lubricates is needed be isolated with power output component, it is unlikely to allow oil seepage, static seal and dynamic sealing are (general back and forth to transport
It is dynamic) with sealing element oil sealing.
The rubber oil sea of traditional structure, pressure resistance, wear-resisting property are poor, only salable grease type, for other types of
The requirement of sealing is often not achieved in liquid solvent, is easy to be corroded, and generates the bad phenomenon of leakage, and service life is extremely short
Some external harsh conditions when temporarily, along with work lead to intrusion also serious oil sealing and the axis of having damaged of dust, sundries
Sealing performance.
Utility model content
The purpose of this utility model is to provide a kind of dust-protection type oil sealings, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of dust-protection type oil sealing, including rubber oil sea
Main body, sealing lip and dustproof lip, the rubber oil sea body interior are provided with metallic framework, and the side of the metallic framework
It is welded with limiting plate, the inside of the limiting plate offers limiting slot, and the limiting slot is internally provided with brute spring,
One end of the brute spring connects the bottom end inside the limiting slot, and the other end of the brute spring is connected with limit telescopic
Bar, one end of the limit telescopic bar are provided with curved roof, the curved roof relative to the limit telescopic bar one
Side is provided with weld part, and the curved roof is welded on the top of the limit telescopic bar, the rubber by the weld part
The middle position of oil sealing body interior is provided with sealing lip, and the sealing lip is internally provided with zigzag backflash, institute
The two sides for stating sealing lip bottom are provided with dustproof lip.
Further improvement lies in that fluted and plush copper, the rubber oil sea is arranged in the outer surface of the rubber oil sea main body
Surface on the outside of main body forms external undulated surface by the groove and the plush copper.
Further improvement lies in that being socketed with sealing rubber pad circle on the outside of the sealing lip.
Further improvement lies in that the side of the metallic framework is provided with reinforcing rib.
Further improvement lies in that the material of the sealing lip is polytetrafluoroethylene material, and the sealing lip and the rubber
Glue oil sealing main body is bonded as one by rubber bodies vulcanizing adhesive.
Further improvement lies in that the number of the curved roof is four, and four curved roofs are uniformly distributed
In four sides of the sealing lip.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model is by being provided with sealing lip, the material of sealing lip in the middle position of rubber oil sea body interior
Matter is polytetrafluoroethylene material, so that the present apparatus can effectively prevent abrasion and the intrusion of dust, oil seal lip is avoided to be easy hair
Raw leakage, has the advantages that high abrasion, high life, and by the metallic framework that is internally provided in rubber oil sea main body, and
The side of metallic framework is provided with reinforcing rib, so that the intensity of present apparatus entirety is high, is not easy to be damaged, and in rubber oil sea master
The outer surface of body forms external undulated surface by groove and plush copper, so that the present apparatus has when carrying out oil sealing preferably bears pressure
The dilatation space of power and enough gaps；
2, the utility model also sets up limiting plate, limit telescopic bar, brute spring and curved roof, curved roof simultaneously
Can play a supporting role to the sealing lip of dust-protection type oil sealing, and simultaneously can according to it is different need it is big at sealing device seal
It is small to be adjusted, so that the present apparatus is adaptable, and by being provided with seal rubber washer, so that the sealing of present apparatus entirety
Performance is more preferable, can effectively play dust-proof, anti-leak and other effects.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of dust-protection type oil sealing of the utility model；
Fig. 2 is the cross-sectional view in a kind of dust-protection type oil sealing Fig. 1 of the utility model at A；
Fig. 3 is a kind of structural schematic diagram of dust-protection type oil sealing curved roof of the utility model.
In figure: 1- rubber oil sea main body；2- reinforcing rib；3- metallic framework；4- sealing lip；5- backflash；6- curved roof；
7- limit telescopic bar；8- limiting plate；9- groove；10- plush copper；11- dustproof lip；12- seal rubber washer；13- limiting slot；
14- brute spring；15- weld part.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of dust-protection type oil sealing, including rubber oil sea master
Body 1, sealing lip 4 and dustproof lip 11 are provided with metallic framework 3, and the side weldering of metallic framework 3 inside rubber oil sea main body 1
It is connected to limiting plate 8, the inside of limiting plate 8 offers limiting slot 13, and limiting slot 13 is internally provided with brute spring 14, by force
Bottom end inside one end connection limiting slot 13 of power spring 14, the other end of brute spring 14 are connected with limit telescopic bar 7, limit
One end of telescopic rod 7 is provided with curved roof 6, and curved roof 6 is provided with weld part relative to the side of limit telescopic bar 7
15, curved roof 6 is welded on the top of limit telescopic bar 7, the middle position inside rubber oil sea main body 1 by weld part 15
It is provided with sealing lip 4, sealing lip 4 is internally provided with zigzag backflash 5, and the two sides of 4 bottom of sealing lip are provided with anti-
Dirt lip 11, zigzag main lip design can more closely attach rotary shaft, so that lip becomes more flexible, it can be safer
Ensure oil sealing leakage the phenomenon that generation, effectively eliminated dynamic, static leak fuel hidden danger.
Further improvement lies in that the outer surface setting fluted 9 of rubber oil sea main body 1 and plush copper 10, rubber oil sea main body 1
The surface in outside forms external undulated surface by groove 9 and plush copper 10, preferably holds so that the present apparatus has when carrying out oil sealing
By the dilatation space of pressure and enough gaps.
Further improvement lies in that the outside of sealing lip 4 is socketed with sealing rubber pad circle 12, so that the sealing of present apparatus entirety
Performance is more preferable, can effectively play dust-proof, anti-leak and other effects.
Further improvement lies in that the side of metallic framework 3 is provided with reinforcing rib 2, so that the intensity of present apparatus entirety is high, no
Easily it is damaged.
Further improvement lies in that the material of sealing lip 4 is polytetrafluoroethylene material, and sealing lip 4 and rubber oil sea main body 1
It is bonded as one by rubber bodies vulcanizing adhesive, so that the present apparatus can effectively prevent abrasion and the intrusion of dust, is avoided close
4 mouthfuls of lip of envelope is easy to happen leakage, has the advantages that high abrasion, high life.
Further improvement lies in that the number of curved roof 6 is four, and four curved roofs 6 are evenly distributed in sealing
Four sides of lip 4, curved roof 6 can the sealing lip 4 to dust-protection type oil sealing play a supporting role, and simultaneously can be according to different needs
Size at sealing device seal is adjusted, so that the present apparatus is adaptable.
Working principle: the utility model is provided with sealing lip 4 by the middle position inside rubber oil sea main body 1,
The material of sealing lip 4 is polytetrafluoroethylene material, so that the present apparatus can effectively prevent abrasion and the intrusion of dust, avoids sealing
4 mouthfuls of lip are easy to happen leakage, have the advantages that high abrasion, high life, and by being internally provided with gold in rubber oil sea main body 1
Belong to skeleton 3, and the side of metallic framework 3 be provided with reinforcing rib 2, so that the intensity of present apparatus entirety is high, is not easy to be damaged,
And external undulated surface is formed by groove 9 and plush copper 10 in the outer surface of rubber oil sea main body 1, so that the present apparatus is carrying out oil
Feng Shiyou preferably bears the dilatation space in pressure and enough gaps, while also setting up limiting plate 8, limit telescopic bar
7, brute spring 14 and curved roof 6, curved roof 6 can the sealing lip 4 to dust-protection type oil sealing play a supporting role, and simultaneously
The size at sealing device seal can be needed to be adjusted according to different, so that the present apparatus is adaptable, and pass through setting
There is seal rubber washer 12, so that the sealing performance of present apparatus entirety is more preferable, can effectively play dust-proof, anti-leak is equivalent
Fruit.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of dust-protection type oil sealing, including rubber oil sea main body (1), sealing lip (4) and dustproof lip (11), it is characterised in that: institute
Being provided with metallic framework (3) for rubber oil sea main body (1) inside is stated, and the side of the metallic framework (3) is welded with limit bottom
Seat (8), the inside of the limiting plate (8) offer limiting slot (13), and the limiting slot (13) is internally provided with strength
Spring (14), one end of the brute spring (14) connect the internal bottom end of the limiting slot (13), the brute spring (14)
The other end be connected with limit telescopic bar (7), one end of the limit telescopic bar (7) is provided with curved roof (6), the arc
Top plate (6) is provided with weld part (15) relative to the side of the limit telescopic bar (7), and the curved roof (6) passes through described
Weld part (15) is welded on the top of the limit telescopic bar (7), and the internal middle position of the rubber oil sea main body (1) is set
It is equipped with sealing lip (4), the sealing lip (4) is internally provided with zigzag backflash (5), sealing lip (4) bottom
Two sides are provided with dustproof lip (11).
2. a kind of dust-protection type oil sealing according to claim 1, it is characterised in that: the appearance of the rubber oil sea main body (1)
Fluted (9) and plush copper (10) is arranged in face, and the surface on the outside of the rubber oil sea main body (1) passes through the groove (9) and described
Plush copper (10) forms external undulated surface.
3. a kind of dust-protection type oil sealing according to claim 1, it is characterised in that: be socketed on the outside of the sealing lip (4)
Seal rubber washer (12).
4. a kind of dust-protection type oil sealing according to claim 1, it is characterised in that: the side of the metallic framework (3) is arranged
There are reinforcing rib (2).
5. a kind of dust-protection type oil sealing according to claim 1, it is characterised in that: the material of the sealing lip (4) is poly- four
Fluoride material, and it is one that the sealing lip (4) is Nian Jie by rubber bodies vulcanizing adhesive with the rubber oil sea main body (1)
Body.
6. a kind of dust-protection type oil sealing according to claim 1, it is characterised in that: the number of the curved roof (6) is four
It is a, and four curved roofs (6) are evenly distributed in four sides of the sealing lip (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649092.6U CN209012433U (en) | 2018-10-11 | 2018-10-11 | A kind of dust-protection type oil sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649092.6U CN209012433U (en) | 2018-10-11 | 2018-10-11 | A kind of dust-protection type oil sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209012433U true CN209012433U (en) | 2019-06-21 |
Family
ID=66838217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821649092.6U Active CN209012433U (en) | 2018-10-11 | 2018-10-11 | A kind of dust-protection type oil sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209012433U (en) |
-
2018
- 2018-10-11 CN CN201821649092.6U patent/CN209012433U/en active Active
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