CN209990911U - U-shaped sealing ring with tooth-shaped lip - Google Patents
U-shaped sealing ring with tooth-shaped lip Download PDFInfo
- Publication number
- CN209990911U CN209990911U CN201920954673.9U CN201920954673U CN209990911U CN 209990911 U CN209990911 U CN 209990911U CN 201920954673 U CN201920954673 U CN 201920954673U CN 209990911 U CN209990911 U CN 209990911U
- Authority
- CN
- China
- Prior art keywords
- seal
- shaped
- sealing
- lip
- tooth
- 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.)
- Active
Links
Images
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model discloses a cusp lip U-shaped sealing washer, which comprises a sealing body, all be equipped with the seal lip on the outer lane lateral wall of the interior of seal, and the seal lip is equipped with a plurality ofly and evenly sets up on the outer lane lateral wall of seal, seal lip inclination is alpha, and the U-shaped groove has been seted up at the up end middle part of seal, the circular arc groove has still been seted up to seal upper end both sides, still be equipped with the compensation piece on the outer lane lateral wall of the lower extreme of seal. The utility model discloses a seal structure of multichannel cockscomb structure is designed to the design, thereby effectively improved its sealing performance, can guarantee sealed reliability simultaneously, seal structure highly can realize leakproofness and the best effect of lubricity for parallel design, adopt dynamic seal department to be dentate structure, quiet seal department is single seal structure, improve the life of sealing washer, can increase the area of contact of liquid and sealing washer through setting up buffer structure, reduce the liquid and to the sealing washer rigid impact, prolong the life of sealing washer.
Description
Technical Field
The utility model relates to a hydraulic pressure is pneumatic with U-shaped sealing washer technical field, especially relates to a cusp lip U-shaped sealing washer.
Background
The sealing ring is also named as an O-shaped sealing ring, is an accessory for sealing, and mainly comprises a V-shaped sealing ring, a U-shaped ring, an O-shaped sealing ring, a rectangular sealing ring, a Y-shaped sealing ring, a hole YX-shaped sealing ring, a YX-shaped hole check ring, a shaft YX-shaped check ring and a shaft YX-shaped sealing ring.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of poor sealing effect and short service life existing in the prior art and providing a U-shaped sealing ring with a tooth-shaped lip.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a cusp lip U-shaped sealing washer, includes the seal, all be equipped with the seal lip on the outer lane lateral wall of the interior of seal, and the seal lip is equipped with a plurality ofly and evenly sets up on the outer lane lateral wall of seal, seal lip inclination is alpha, and the U-shaped groove has been seted up at the up end middle part of seal, the circular arc groove has still been seted up to seal upper end both sides, still be equipped with the compensation piece on the outer lane lateral wall of the lower extreme of seal.
Preferably, the sealing lips have a width a1, a2, a3, a4, respectively, and a height h1, h2, h2, h4, respectively, and the sealing lips are designed in parallel in height.
Preferably, the seal is of asymmetric construction.
Preferably, the opening angle of the U-shaped groove is beta, and the root of the U-shaped groove is provided with a transition circular arc r.
Preferably, the dynamic seal part of the sealing lip is of a tooth-shaped structure, and the static seal part of the sealing lip is of a single sealing lip structure.
Preferably, the compensation blocks are all of annular structures.
Preferably, the U-shaped groove can be provided with a U shape, a rectangle shape and no groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the sealing performance of the sealing body, the U-shaped groove and the sealing lips is effectively improved through redesigning, meanwhile, the sealing reliability can be guaranteed, the sealing lips are parallel in height, the best sealing performance and the best lubricating performance can be achieved, the sealing body with the asymmetric structure is adopted, the best using effect of the dynamic sealing lips is effectively improved, the dynamic sealing part is of a tooth-shaped sealing lip structure, and the static sealing part is of a single sealing lip structure;
2. the sealing ring can be better installed and fixed by arranging the compensation block, the contact area between liquid and the sealing ring can be increased by arranging the arc groove, the rigid impact of the liquid on the sealing ring is reduced, and the service life of the sealing ring is prolonged.
Drawings
Fig. 1 is a cross-sectional view of a U-shaped seal ring with tooth-shaped lips according to the present invention;
fig. 2 is a cross-sectional view of an asymmetric U-shaped seal ring in a U-shaped seal ring with tooth-shaped lips according to the present invention;
fig. 3 is a cross-sectional view of a parallel-tooth U-shaped seal ring in a U-shaped seal ring with tooth-shaped lips according to the present invention;
fig. 4 is a cross-sectional view of a rectangular groove U-shaped seal ring in a tooth-shaped lip U-shaped seal ring according to the present invention;
fig. 5 is a cross-sectional view of a U-shaped seal ring without a groove in a U-shaped seal ring with tooth-shaped lips according to the present invention;
fig. 6 is a schematic view of the U-shaped seal ring with tooth-shaped lips according to the present invention.
In the figure: the sealing body 1, the sealing lip 2, the U-shaped groove 3, the arc groove 4, the compensation block 5, the sealing seat 6, the gland 7, the piston rod 8 and the hydraulic fluid 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Referring to fig. 1-6, a cusp lip U-shaped sealing washer includes seal 1, all is equipped with seal lip 2 on seal 1's the interior outer lane lateral wall, and seal lip 2 is equipped with a plurality ofly and evenly sets up on seal interior outer lane lateral wall, 2 inclination of seal lip is alpha, and U-shaped groove 3 has been seted up at seal 1's up end middle part, and arc groove 4 has still been seted up to seal 1 upper end both sides, still is equipped with compensation piece 5 on seal 1's the lower extreme interior outer lane lateral wall.
The utility model discloses a theory of operation is: during the use, install sealing device between seal receptacle 6 and piston rod 8, the other end passes through gland 7 to be fixed, compensating block 5 and piston rod 8 and the laminating of seal receptacle 6 this moment, make the sealing washer installation more firm, owing to adopt the design of multichannel sealing lip 2, each sealing lip 2 just forms an effectual sealed, just so make single sealing device have the same sealed effect of multichannel sealing performance, therefore sealing performance is splendid, circular arc groove 4 can increase the area of contact of liquid and sealing washer, reduce liquid and to the sealing washer rigid impact, the life of extension sealing washer, can store a certain amount of lubricated liquid in the ditch inslot that forms between the adjacent sealing lip 2, frictional resistance is reduced, sealing device's life has been prolonged.
Furthermore, the sealing lips 2 are inclined with a width a1, a2, a3 and a4, respectively, and a height h1, h2, h3 and h4, respectively, and the heights of the sealing lips 2 are designed in parallel, to achieve the best sealing performance and lubricating performance, the sealing body 1 is in an asymmetric structure, the opening angle of the U-shaped groove is beta, the root part of the sealing lip is provided with a transition arc r to improve the best use effect of the dynamic sealing lip, the dynamic sealing part of the sealing lip 2 is of a tooth-shaped structure, the static sealing part is of a single sealing lip 2 structure, by reasonably selecting the structure, the material and the combination of the sealing lip, the advantages of the material, the structure and the combination are fully exerted, the compensation blocks 5 are all in a circular structure, thereby achieving the sealing and fixing effects, the U-shaped groove 3 can be set into a U shape, a rectangle and no groove, thereby being convenient for selecting different U-shaped grooves 3 according to actual application to meet the use requirement.
The utility model discloses a seal structure of multichannel cockscomb structure is designed to the design, thereby effectively improved its sealing performance, can guarantee sealed reliability simultaneously, seal structure highly can realize leakproofness and the best effect of lubricity for parallel design, adopt dynamic seal department to be dentate structure, quiet seal department is single seal structure, improve the life of sealing washer, can increase the area of contact of liquid and sealing washer through setting up buffer structure, reduce the liquid and to the sealing washer rigid impact, prolong the life of sealing washer.
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 (7)
1. The utility model provides a cusp lip U-shaped sealing washer, includes seal (1), its characterized in that, all be equipped with seal lip (2) on the outer lane lateral wall of the interior of seal (1), and seal lip (2) are equipped with a plurality ofly and evenly set up on the outer lane lateral wall of seal, seal lip (2) inclination is alpha, and U-shaped groove (3) have been seted up at the up end middle part of seal (1), circular arc groove (4) have still been seted up to seal (1) upper end both sides, still be equipped with compensation piece (5) on the outer lane lateral wall of the lower extreme of seal (1).
2. An o-ring with tooth-like lips according to claim 1, characterized in that the sealing lips (2) have a width a1, a2, a3, a4, respectively, and a height h1, h2, h3, h4, respectively, and in that the sealing lips (2) are designed parallel in height.
3. A U-shaped sealing ring with tooth-like lips according to claim 1, characterized in that the sealing body (1) is of asymmetrical construction.
4. The U-shaped seal ring with tooth-like lips as claimed in claim 1, wherein said U-shaped groove has an opening angle β and a root portion formed with a transition arc r.
5. The U-shaped sealing ring with tooth-shaped lips is characterized in that the dynamic sealing position of the sealing lip (2) is of a tooth-shaped structure, and the static sealing position is of a single sealing lip (2) structure.
6. The U-shaped sealing ring with tooth-like lips according to claim 1, characterized in that the compensating blocks (5) are of circular ring-shaped construction.
7. A U-shaped sealing ring with tooth-like lips according to claim 1, characterized in that the U-shaped groove (3) is provided with a U-shape, a rectangular shape and no groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954673.9U CN209990911U (en) | 2019-06-24 | 2019-06-24 | U-shaped sealing ring with tooth-shaped lip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954673.9U CN209990911U (en) | 2019-06-24 | 2019-06-24 | U-shaped sealing ring with tooth-shaped lip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209990911U true CN209990911U (en) | 2020-01-24 |
Family
ID=69297128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920954673.9U Active CN209990911U (en) | 2019-06-24 | 2019-06-24 | U-shaped sealing ring with tooth-shaped lip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209990911U (en) |
-
2019
- 2019-06-24 CN CN201920954673.9U patent/CN209990911U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209990911U (en) | U-shaped sealing ring with tooth-shaped lip | |
| CN205173525U (en) | Submarine pipeline pair gate valve | |
| CN209483819U (en) | Bearing sealed ring | |
| CN109538637A (en) | Bearing sealed ring | |
| CN202612828U (en) | Valve rod sealing structure | |
| CN210661361U (en) | Y-shaped combined sealing device with anti-compression ring and tooth-shaped lip | |
| CN204755916U (en) | Exoskeletal rubber oil seal of lips mouth J type | |
| CN205533976U (en) | High -pressure cylinder seal structure | |
| CN201215192Y (en) | Structure improved ball-valve | |
| CN207569195U (en) | A kind of end-face seal ring of wash engine | |
| CN215950390U (en) | Sealing ring | |
| CN113958573A (en) | Piston rod U-shaped sealing ring with reinforcing ring | |
| CN210623557U (en) | Novel oil seal | |
| CN202520953U (en) | Wheel cylinder double-lip packing cup of hydraulic brake | |
| CN219643706U (en) | New energy automobile motor shaft seal | |
| CN205806549U (en) | Fixed ball valve is filled in one | |
| CN217583171U (en) | High dust-protection type seal structure | |
| CN201265653Y (en) | Three-in-one oil seal | |
| CN214578952U (en) | Mechanical valve | |
| CN211875209U (en) | Three-way valve structure | |
| CN205802970U (en) | A kind of filling valve piston | |
| CN208364836U (en) | A kind of fast opening and closing semisphere valve | |
| CN212106903U (en) | High stability oil filling riser is sealed | |
| CN218000175U (en) | One-way backward flow type bearing oil blanket | |
| CN220082125U (en) | Y-shaped combined seal with supporting ring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |