CN208123445U - A kind of new structure skeleton exterior seal ring - Google Patents
A kind of new structure skeleton exterior seal ring Download PDFInfo
- Publication number
- CN208123445U CN208123445U CN201820356643.3U CN201820356643U CN208123445U CN 208123445 U CN208123445 U CN 208123445U CN 201820356643 U CN201820356643 U CN 201820356643U CN 208123445 U CN208123445 U CN 208123445U
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- CN
- China
- Prior art keywords
- sealing lip
- rubber bodies
- outside
- along
- axially projecting
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Abstract
The utility model relates to a kind of new structure skeleton exterior seal rings,Including metal ring framework and rubber bodies,The rubber bodies are equipped with the rubber layer in integral structure,Rubber layer is wrapped on metal ring framework,On the outside of the rubber bodies and along its first axially projecting sealing lip,On the outside of the rubber bodies and along its second axially projecting sealing lip,On the outside of the rubber bodies and along its axially projecting third sealing lip,On the outside of the rubber bodies and along its 4th axially projecting sealing lip,On the outside of the rubber bodies and along its 5th axially projecting sealing lip,The utility model structure novel,First sealing lip and ring flange not in contact with,Play the role of shunting mud and blocks dust,Substitute the function that portioned product has water dumping ring structure,Reduce the press fitting manufacturing cost of Material Cost and water ring,Metal ring framework is optimized for class T-shape by " L " type,Acting on product on the matching piece being interference fitted on the outside of "T"-shaped metal ring framework with it has good sealing function,Sealing effect is more preferably.
Description
Technical field
The utility model relates to sealing rings, and in particular to a kind of new structure skeleton exterior seal ring.
Background technique
The exterior seal ring of original structure is mainly made of the rubber bodies of three or four lips of skeleton and band.
Such as the applicant's granted patent " ZL201420733291.0 ", it discloses a kind of novel framework exterior seal ring, tools
Have：Section is in the metal ring framework of class L shape；Rubber bodies annular in shape are in the rubber layer of integral structure, rubber layer with rubber bodies
It is wrapped on metal ring framework；Rubber bodies further include：On the outside of rubber bodies and along its first axially projecting sealing lip；If
On the outside of the rubber bodies and along its second axially projecting sealing lip, the third on the inside of rubber bodies and radially protruded is sealed
Lip, the 4th sealing lip on the outside of the rubber bodies and radially protruded.For the product is compared with existing product, sealing effect is more
It is good.
The above this structure, shunting mud not yet in effect and blocks dust, sealing effect is not good enough, if to obtain relatively good
Effect, portioned product need to increase throw rijng, thus will increase the press fitting manufacturing cost of material cost and throw rijng.
Utility model content
The purpose of this utility model is to provide a kind of in order to solve the oil that dust or mud enter in product and in product
Rouge oozes out the problem outside product, reduces part assembly Material Cost and is pressed the new structure skeleton exterior seal ring of cost.
To achieve the above object, the utility model provides the following technical solutions：
A kind of new structure skeleton exterior seal ring, including metal ring framework and rubber bodies, it is in one that the rubber bodies, which are equipped with,
The rubber layer of body structure, rubber layer are wrapped on metal ring framework, on the outside of the rubber bodies and along its axially projecting first
Sealing lip, the rubber bodies outside are simultaneously simultaneously axially projecting along its on the outside of its second axially projecting sealing lip, the rubber bodies
Third sealing lip, on the outside of the rubber bodies and on the outside of its 4th axially projecting sealing lip, the rubber bodies and along its axis
To the 5th sealing lip of protrusion.
As the further improvement of above-mentioned technology, the section of the metal ring framework is "T"-shaped in class, and the rubber bodies are in ring
Shape.
As the further improvement of above-mentioned technology, the rubber bodies include the first sealing lip, the second sealing lip, third sealing
Lip, the 4th sealing lip and the 5th sealing lip, the rubber bodies are successively arranged the first sealing lip, the second sealing lip, from right to left
Three sealing lips, the 4th sealing lip and the 5th sealing lip.
As the further improvement of above-mentioned technology, first sealing lip and ring flange not in contact with.
As the further improvement of above-mentioned technology, second sealing lip and ring flange interference 0.05-0.10mm cooperate, institute
Stating the second sealing lip can remove.
As the further improvement of above-mentioned technology, the third sealing lip and the 4th sealing lip with ring flange 0.3-
0.6mm interference fit.
As the further improvement of above-mentioned technology, the 5th sealing lip and ring flange interference 0.1-0.3mm cooperate.
Compared with prior art, the utility model has the beneficial effects that：The utility model structure novel, the first sealing lip with
Ring flange not in contact with, play the role of shunting dust or mud, the function that portioned product has water dumping ring structure can be substituted, drop
Low Material Cost and throw rijng are pressed manufacturing cost, and the second sealing lip and ring flange interference 0.05-0.10mm cooperate, can be effective
Obstructing dust or mud effect, the second sealing lip can remove, third sealing lip and the 4th sealing lip with ring flange 0.3-0.6mm
Interference fit, these cooperations can prevent extraneous dust or mud from entering in high-speed rotating bearing, cause steel ball and raceway
It rubs, causing raceway abrasion to make, product generates abnormal sound and damage, the 5th sealing lip are matched with ring flange interference 0.1-0.3mm
It closes, prevents grease in product from causing steel ball unlubricated with raceway as high speed rotation leaks out, coefficient of friction increases, and causes raceway
Abrasion makes product generation abnormal sound and damage, metal ring framework be optimized for class T-shape by " L " type, and product is made to act on "T"-shaped metal
There is good sealing function on the matching piece being interference fitted on the outside of ring framework with it, sealing effect is more preferably.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the practical schematic diagram of the utility model.
In figure：1- metal ring framework, 2- rubber bodies, the first sealing lip of 3-, the second sealing lip of 4-, 5- third sealing lip, 6-
4th sealing lip, the 5th sealing lip of 7-.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Referring to FIG. 1-2, in the utility model embodiment, a kind of new structure skeleton exterior seal ring, including quoit bone
Frame 1 and rubber bodies 2, the rubber bodies 2 are equipped with the rubber layer in integral structure, and rubber layer is wrapped on metal ring framework 1,
2 outside of the rubber bodies and along its first axially projecting sealing lip 3,2 outside of rubber bodies and along its axially projecting the
Two sealing lips 4,2 outside of the rubber bodies and along its axially projecting third sealing lip 5,2 outside of rubber bodies and along its axis
To the 4th sealing lip 6 of protrusion, on the outside of the rubber bodies 2 and along its 5th axially projecting sealing lip 7, the metal ring framework
1 section is "T"-shaped in class, and the rubber bodies 2 are annular in shape, and the rubber bodies 2 include the first sealing lip 3, the second sealing lip 4, the
Three sealing lips 5, the 4th sealing lip 6 and the 5th sealing lip 7, the rubber bodies 2 are successively arranged the first sealing lip 3, from right to left
Two sealing lips 4, third sealing lip 5, the 4th sealing lip 6 and the 5th sealing lip 7, first sealing lip 3 and ring flange not in contact with,
The second sealing lip 4 and ring flange interference 0.05-0.10mm cooperates, and second sealing lip 4 can remove, the third sealing
Lip 5 and the 4th sealing lip 6 are interference fitted with ring flange 0.3-0.6mm, the 5th sealing lip 7 and ring flange interference 0.1-
0.3mm cooperation.
The working principle of the utility model is：The attachmentes such as this product and the ring flange of cooperation form hub unit, this product
Outside, the environment contacted is more severe for naked leakage, has the impact of the foreign matters such as dust or mud on product, such as dust mud in Fig. 2
Starch arrow movement direction, at this moment require relatively good sealing structure and performance, the first sealing lip 3 and ring flange not in contact with,
Play the role of shunting dust or mud, the function that portioned product has water dumping ring structure can be substituted, reduce Material Cost and
Throw rijng is pressed manufacturing cost, and the second sealing lip 4 cooperates with ring flange interference 0.05-0.10mm, can effectively obstruct dust or
Mud effect, the second sealing lip 4 can remove, and third sealing lip 5 and the 4th sealing lip 6 are matched with ring flange 0.3-0.6mm interference
It closes, these cooperations can prevent extraneous dust or mud from entering in high-speed rotating bearing, and steel ball is caused to rub with raceway
It wipes, causes raceway abrasion that product is made to generate abnormal sound and damage, the 5th sealing lip 7 and ring flange interference 0.1-0.3mm cooperates, prevents
Grease is leaked out with high speed rotation in product, causes steel ball unlubricated with raceway, and coefficient of friction increases, and raceway abrasion is caused to make to produce
Product generate abnormal sound and damage, metal ring framework 1 are optimized for class T-shape by " L " type, and product is made to act on "T"-shaped metal ring framework 1
There is good sealing function on the matching piece that outside is interference fitted with it, sealing effect is more preferably.
The utility model structure novel, the first sealing lip 3 and ring flange are not in contact with playing the work for shunting dust or mud
With, the function that portioned product has water dumping ring structure can be substituted, Material Cost and throw rijng is reduced and is pressed manufacturing cost, second
Sealing lip 4 and ring flange interference 0.05-0.10mm cooperate, and can effectively obstruct dust or mud effect, the second sealing lip 4 can go
It removes, third sealing lip 5 and the 4th sealing lip 6 are interference fitted with ring flange 0.3-0.6mm, these cooperations can prevent extraneous
Dust or mud enter in high-speed rotating bearing, and steel ball is caused to rub with raceway, and raceway abrasion is caused to generate product
Abnormal sound and damage, the 5th sealing lip 7 cooperate with ring flange interference 0.1-0.3mm, prevent in product grease as high speed rotation is leaked
Out, cause steel ball unlubricated with raceway, coefficient of friction increases, and causes raceway abrasion that product is made to generate abnormal sound and damage, quoit
Skeleton 1 is optimized for class T-shape by " L " type, and product is made to act on the cooperation that "T"-shaped 1 outside of metal ring framework is interference fitted with it
There is good sealing function on part, sealing effect is more preferably.
The foregoing is merely the utility model preferred embodiment, be not intended to limit the embodiments of the present invention and
Protection scope should can appreciate that all in the utility model specification and diagram to those skilled in the art
Hold the equivalent replacement made and obviously change obtained scheme, the protection scope of the utility model should all be included in
It is interior.
Claims (7)
1. a kind of new structure skeleton exterior seal ring, including metal ring framework (1) and rubber bodies (2), which is characterized in that the rubber
Colloid (2) is equipped with the rubber layer in integral structure, and rubber layer is wrapped on metal ring framework (1), and the rubber bodies (2) are outside
Side and along its axially projecting the first sealing lip (3), on the outside of the rubber bodies (2) and along its second axially projecting sealing lip
(4), on the outside of the rubber bodies (2) and on the outside of its axially projecting third sealing lip (5), the rubber bodies (2) and along its axis
To the 4th sealing lip (6) of protrusion, on the outside of the rubber bodies (2) and along its 5th axially projecting sealing lip (7).
2. a kind of new structure skeleton exterior seal ring according to claim 1, which is characterized in that the metal ring framework
(1) section is "T"-shaped in class, and the rubber bodies (2) are annular in shape.
3. a kind of new structure skeleton exterior seal ring according to claim 1, which is characterized in that rubber bodies (2) packet
The first sealing lip (3), the second sealing lip (4), third sealing lip (5), the 4th sealing lip (6) and the 5th sealing lip (7) are included, it is described
Rubber bodies (2) are successively arranged the first sealing lip (3), the second sealing lip (4), third sealing lip (5), the 4th sealing lip from right to left
(6) and the 5th sealing lip (7).
4. a kind of new structure skeleton exterior seal ring according to claim 1, which is characterized in that first sealing lip
(3) and ring flange not in contact with.
5. a kind of new structure skeleton exterior seal ring according to claim 1, which is characterized in that second sealing lip
(4) cooperate with ring flange interference 0.05-0.10mm, second sealing lip (4) can remove.
6. a kind of new structure skeleton exterior seal ring according to claim 1, which is characterized in that the third sealing lip
(5) it is interference fitted with ring flange 0.3-0.6mm with the 4th sealing lip (6).
7. a kind of new structure skeleton exterior seal ring according to claim 1, which is characterized in that the 5th sealing lip
(7) cooperate with ring flange interference 0.1-0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820356643.3U CN208123445U (en) | 2018-03-16 | 2018-03-16 | A kind of new structure skeleton exterior seal ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820356643.3U CN208123445U (en) | 2018-03-16 | 2018-03-16 | A kind of new structure skeleton exterior seal ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208123445U true CN208123445U (en) | 2018-11-20 |
Family
ID=64199037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820356643.3U Active CN208123445U (en) | 2018-03-16 | 2018-03-16 | A kind of new structure skeleton exterior seal ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208123445U (en) |
-
2018
- 2018-03-16 CN CN201820356643.3U patent/CN208123445U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new structure framework outer sealing ring Effective date of registration: 20201015 Granted publication date: 20181120 Pledgee: Hangzhou High-tech Financing Guarantee Co.,Ltd. Pledgor: HANGZHOU WOGUAN AUTO PARTS Co.,Ltd. Registration number: Y2020330000815 |