CN217440781U - Rubber sealing element for piston - Google Patents
Rubber sealing element for piston Download PDFInfo
- Publication number
- CN217440781U CN217440781U CN202221177102.7U CN202221177102U CN217440781U CN 217440781 U CN217440781 U CN 217440781U CN 202221177102 U CN202221177102 U CN 202221177102U CN 217440781 U CN217440781 U CN 217440781U
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- China
- Prior art keywords
- sealing washer
- sealing
- piston
- ring
- adapter sleeve
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- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model discloses a rubber seal for piston, including first sealing washer, the right fixed surface of first sealing washer is connected with the adapter sleeve, the right fixed surface of adapter sleeve is connected with the second sealing washer, the surface of second sealing washer is provided with the recess, the internal surface fixed connection of first sealing washer has the becket, the inside of first sealing washer, second sealing washer, adapter sleeve is provided with the connecting network, the surface of second sealing washer is provided with the spacing ring. The utility model discloses, through sealing washer and adapter sleeve that two diameters of design are different, realize that the sealing member distributes about the sealing washer in the in-process of installation, increase tensile convenience, the installation of being convenient for, through the design connecting network, realize that the sealing member takes out more conveniently when damaging, increases the efficiency of changing, through design bulge loop, spacing ring and becket, when the realization device is installed, the position of installation is more accurate.
Description
Technical Field
The utility model relates to a rubber seal field especially relates to a rubber seal for piston.
Background
The sealing element is a material or part for preventing fluid or solid particles from leaking from adjacent joint surfaces and preventing external impurities such as dust, moisture and the like from invading parts and components in machine equipment, and along with the improvement of the industrial automation degree of a plurality of industrial and mining enterprises, the sealing product plays an important role in industrial automation, and the quality of the sealing product plays a key role in the aspect of fluid power transmission in industrial automation.
For example, a rubber seal for piston that patent No. CN215370981U introduced, when installing the sealing washer main part on the piston rod, can utilize the positioning bolt of piston rod upper end to extrude the sealing washer main part fixedly, thereby can make the sealing washer main part receive pressure, thereby can make annular gas storage tube and annular inflation gasbag pressurized simultaneously, and inside the inside part gas of annular gas storage tube enters annular inflation gasbag, can utilize annular inflation gasbag and the contact of piston cylinder inner wall, make sealed effectual, be equipped with the spring simultaneously inside the annular gas storage tube, can increase the elasticity of sealing washer main part, make the sealing washer main part still can keep good sealing performance after long-term the use.
Some existing rubber sealing elements for pistons have the following defects:
1. when the existing rubber sealing element for the piston is damaged, the gasket is not easy to completely take out;
2. the rubber sealing element for the piston is relatively laborious to install at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a rubber sealing element for a piston.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a rubber sealing element for a piston comprises a first sealing ring, wherein a connecting sleeve is fixedly connected to the right surface of the first sealing ring, and a second sealing ring is fixedly connected to the right surface of the connecting sleeve;
the outer surface of the second sealing ring is provided with a groove, the inner surface of the first sealing ring is fixedly connected with a metal ring, a connecting net is arranged inside the first sealing ring, the second sealing ring and the connecting sleeve, and a limiting ring is arranged on the outer surface of the second sealing ring.
As a further description of the above technical solution:
the material of bulge loop is the same with the material of first sealing washer, the internal surface of adapter sleeve forms the recess.
As a further description of the above technical solution:
the number of the metal rings is two, and the metal rings are arc-shaped.
As a further description of the above technical solution:
the diameter of the second sealing ring is larger than that of the first sealing ring.
As a further description of the above technical solution:
the connecting net has elasticity.
The utility model discloses following beneficial effect has:
1. compared with the prior art, this rubber seal for piston through design two different sealing washer of diameter and adapter sleeve, realizes that the sealing member distributes about the sealing washer in the in-process of installation, increases tensile convenience, the installation of being convenient for.
2. Compared with the prior art, this rubber seal for piston through the design connecting network, realizes that the sealing member is when damaging, takes out more conveniently, increases the efficiency of changing.
3. Compared with the prior art, the rubber sealing element for the piston realizes that the installation position is more accurate when the device is installed by designing the convex ring, the limiting ring and the metal ring.
Drawings
Fig. 1 is a schematic view of an internal structure of a rubber sealing member for a piston according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is a left side view of a rubber sealing member for a piston according to the present invention;
fig. 4 is a schematic view of the overall structure of a rubber sealing member for a piston according to the present invention.
Illustration of the drawings:
1. a first seal ring; 2. a second seal ring; 3. connecting sleeves; 4. a metal ring; 5. a limiting ring; 6. a groove; 7. connecting a net; 8. a convex ring.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a pair of rubber seal for piston: including first sealing washer 1, the right fixed surface of first sealing washer 1 is connected with adapter sleeve 3 for be connected first sealing washer 1 and second sealing washer 2, and be convenient for buckling of second sealing washer 2, the right fixed surface of adapter sleeve 3 is connected with second sealing washer 2.
The outer fixed surface of first sealing washer 1 is connected with bulge loop 8, be used for and be connected between the recess 6, the material of bulge loop 8 is the same with the material of first sealing washer 1, the internal surface of adapter sleeve 3 forms recess 6, the surface of second sealing washer 2 is provided with recess 6, the internal fixed surface of first sealing washer 1 is connected with becket 4, the quantity of becket 4 is two, becket 4 is the arc, first sealing washer 1, second sealing washer 2, the inside of adapter sleeve 3 is provided with connecting net 7, connecting net 7 has elasticity, be used for can stretch and avoid the sealing washer fracture, the surface of second sealing washer 2 is provided with spacing ring 5, the diameter of second sealing washer 2 is greater than first sealing washer 1.
The working principle is as follows: when the sealing member is installed, the connecting sleeve 3 is in a straight state, so that the sealing ring is conveniently stretched, when the sealing member is moved to a specified position, the position of the first sealing ring 1 is kept accurate by adjusting the position of the metal ring 4, and the second sealing ring 2 is turned over to connect the convex ring 8 and the groove 6, so that the installation is completed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. A rubber seal for a piston, comprising a first seal ring (1), characterized in that: a connecting sleeve (3) is fixedly connected to the right surface of the first sealing ring (1), and a second sealing ring (2) is fixedly connected to the right surface of the connecting sleeve (3);
the outer fixed surface of first sealing washer (1) is connected with bulge loop (8), the surface of second sealing washer (2) is provided with recess (6), the internal fixed surface of first sealing washer (1) is connected with becket (4), the inside of first sealing washer (1), second sealing washer (2), adapter sleeve (3) is provided with connecting net (7), the surface of second sealing washer (2) is provided with spacing ring (5).
2. A rubber seal for a piston as set forth in claim 1, wherein: the material of bulge loop (8) is the same with the material of first sealing washer (1), recess (6) are formed to the internal surface of adapter sleeve (3).
3. A rubber seal for a piston as set forth in claim 1, wherein: the number of the metal rings (4) is two, and the metal rings (4) are arc-shaped.
4. A rubber seal for a piston as set forth in claim 1, wherein: the diameter of the second sealing ring (2) is larger than that of the first sealing ring (1).
5. A rubber seal for a piston as set forth in claim 1, wherein: the connecting net (7) has elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177102.7U CN217440781U (en) | 2022-05-11 | 2022-05-11 | Rubber sealing element for piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177102.7U CN217440781U (en) | 2022-05-11 | 2022-05-11 | Rubber sealing element for piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217440781U true CN217440781U (en) | 2022-09-16 |
Family
ID=83220039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221177102.7U Active CN217440781U (en) | 2022-05-11 | 2022-05-11 | Rubber sealing element for piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217440781U (en) |
-
2022
- 2022-05-11 CN CN202221177102.7U patent/CN217440781U/en active Active
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