CN220248899U - Compression-resistant piston sealing element - Google Patents
Compression-resistant piston sealing element Download PDFInfo
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- CN220248899U CN220248899U CN202322234585.0U CN202322234585U CN220248899U CN 220248899 U CN220248899 U CN 220248899U CN 202322234585 U CN202322234585 U CN 202322234585U CN 220248899 U CN220248899 U CN 220248899U
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- ring
- compression
- flange
- resistant
- sealing
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- 238000007906 compression Methods 0.000 title claims abstract description 71
- 230000006835 compression Effects 0.000 title claims abstract description 69
- 238000007789 sealing Methods 0.000 title claims abstract description 52
- 238000010521 absorption reaction Methods 0.000 claims abstract description 4
- 238000001179 sorption measurement Methods 0.000 claims description 28
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a compression-resistant piston sealing element, which comprises a compression-resistant supporting ring and a sealing ring sleeved outside the compression-resistant supporting ring, wherein an annular groove matched with the compression-resistant supporting ring is formed in the top of the sealing ring, and the sealing ring is arranged outside the compression-resistant supporting ring through a connecting assembly. This resistance to compression piston seal, go into to outer joint annular through outer embedded ring card, simultaneously interior embedded ring also can block into in the joint annular, simultaneously, go up the absorption ring and adsorb the ring down and can adsorb each other, realize installing the resistance to compression supporting ring in the annular channel steadily, and then make the resistance to compression supporting ring can form the support to the sealing washer for deformation volume reduces after the pressurized, improves the compressive property of sealing washer, through the setting of outer flange, interior flange, go up flange and lower flange, improved the bearing capacity of whole sealing member body, improved sealed effect better simultaneously.
Description
Technical Field
The utility model relates to the technical field of piston sealing, in particular to a compression-resistant piston sealing element.
Background
The use and selection of the piston sealing element are particularly important in normal use operation of the piston, the existing sealing element is usually sealed by adopting a simple sealing ring, the compression resistance is general, and the deformation amount is large after being compressed, so that the sealing performance is influenced.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a compression-resistant piston sealing member, which solves the problems mentioned in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the compression-resistant piston sealing piece comprises a compression-resistant supporting ring and a sealing ring sleeved outside the compression-resistant supporting ring, wherein an annular groove matched with the compression-resistant supporting ring is formed in the top of the sealing ring, and the sealing ring is arranged outside the compression-resistant supporting ring through a connecting component.
Preferably, the connecting assembly comprises an outer embedded ring fixed on the periphery of the compression-resistant supporting ring, an outer clamping ring groove matched with the outer embedded ring is formed in the inner wall of the annular groove, an inner embedded ring is further fixed on the inner periphery of the compression-resistant supporting ring, an inner clamping ring groove matched with the outer embedded ring is formed in the inner wall of the annular groove, an upper adsorption ring is fixed at the bottom of the compression-resistant supporting ring, and a lower adsorption ring matched with the upper adsorption ring is fixed on the inner wall of the annular groove.
Preferably, the upper adsorption ring and the lower adsorption ring are magnetic rings, and the bottom of the upper adsorption ring is in contact with the top of the lower adsorption ring.
Preferably, the side of the upper adsorption ring and the lower adsorption ring, which is close to each other, is a heteropolar pole.
Preferably, the outer contour of the compression-resistant support ring is in a truncated cone shape, the inner diameter of the lower part of the compression-resistant support ring is smaller than that of the upper ring Fang Najing, and the outer contour of the annular groove corresponding to the compression-resistant support ring is also in a truncated cone shape.
Preferably, the periphery of the sealing ring is provided with an outer flange, the inner periphery of the sealing ring is provided with an inner flange, the top of the sealing ring is provided with an upper flange, and the lower part of the sealing ring is provided with a lower flange.
Preferably, the outer flange, the inner flange, the upper flange and the lower flange are all integrally formed with the sealing ring.
Preferably, at least two of the outer flange, the inner flange, the upper flange and the lower flange are provided.
Advantageous effects
The utility model provides a compression-resistant piston seal. Compared with the prior art, the method has the following beneficial effects:
this resistance to compression piston seal, go into to outer joint annular through outer embedded ring card, simultaneously interior embedded ring also can block into in the joint annular, simultaneously, go up the absorption ring and adsorb the ring down and can adsorb each other, realize installing the resistance to compression supporting ring in the annular channel steadily, and then make the resistance to compression supporting ring can form the support to the sealing washer for deformation volume reduces after the pressurized, improves the compressive property of sealing washer, through the setting of outer flange, interior flange, go up flange and lower flange, improved the bearing capacity of whole sealing member body, improved sealed effect better simultaneously.
Drawings
FIG. 1 is a perspective view of a first view structure of the present utility model;
FIG. 2 is a perspective view of a second view structure of the present utility model;
FIG. 3 is an exploded perspective view of the structure of the present utility model;
fig. 4 is an enlarged view of a portion of fig. 3 a in accordance with the present utility model.
In the figure: the anti-compression support ring comprises a 1-compression support ring, a 2-sealing ring, a 3-annular groove, a 4-connecting component, a 41-outer embedded ring, a 42-outer clamping annular groove, a 43-inner embedded ring, a 44-inner clamping annular groove, a 45-upper adsorption ring, a 46-lower adsorption ring, a 5-outer flange, a 6-inner flange, a 7-upper flange and an 8-lower flange.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a resistance to compression piston sealing member, includes resistance to compression supporting ring 1 and cover establishes at the outside sealing washer 2 of resistance to compression supporting ring 1, for nitrile rubber material, annular channel 3 with resistance to compression supporting ring 1 looks adaptation has been seted up at the top of sealing washer 2, is convenient for put into wherein resistance to compression supporting ring 1, and sealing washer 2 passes through coupling assembling 4 setting outside at resistance to compression supporting ring 1.
The connecting assembly 4 comprises an outer embedded ring 41 fixed on the periphery of the compression-resistant supporting ring 1, an outer clamping ring groove 42 matched with the outer embedded ring 41 is formed in the inner wall of the annular groove 3, the inner wall of the compression-resistant supporting ring 1 is used for pressing the compression-resistant supporting ring 1 towards the inside of the annular groove 3, the inner wall of the annular groove 3 is extruded through the outer embedded ring 41 until the outer embedded ring 41 is clamped into the outer clamping ring groove 42, meanwhile, the inner embedded ring 43 can be clamped into the inner clamping ring groove 44, meanwhile, the upper adsorption ring 45 and the lower adsorption ring 46 can be mutually adsorbed, the compression-resistant supporting ring 1 is stably mounted in the annular groove 3, the compression-resistant supporting ring 1 can form a support for the sealing ring 2, the compression resistance of the sealing ring 2 is improved, the inner periphery of the compression-resistant supporting ring 1 is also fixedly provided with an inner embedded ring 43, the bottom of the compression-resistant supporting ring 1 is fixedly provided with an upper adsorption ring 45, the inner wall of the annular groove 3 is fixedly provided with a lower adsorption ring 46 matched with the upper adsorption ring 45, the upper adsorption ring 45 and the lower adsorption ring 46 can be mutually adsorbed by the lower adsorption ring 46, the upper adsorption ring 45 and the lower adsorption ring 46 are mutually contacted with the lower adsorption ring 45, and the bottom of the compression-resistant supporting ring is further contacted with the upper magnetic ring 45, and the compression-resistant magnetic ring is further contacted with the lower magnetic ring 46, and the compression-resistant magnetic ring is further contacted with the lower magnetic ring 45.
The outer contour of the compression-resistant support ring 1 is in a truncated cone shape, the inner diameter of the lower part of the compression-resistant support ring is smaller than that of the upper ring Fang Najing, the outer contour of the annular groove 3 corresponding to the compression-resistant support ring is also in a truncated cone shape, and the compression-resistant support ring 1 can be quickly aligned with the annular groove 3 and pressed into the annular groove through the design of the truncated cone shape.
The sealing washer 2 periphery is provided with outer flange 5, and the inner periphery of sealing washer 2 is provided with inner flange 6, and the top of sealing washer 2 is provided with flange 7, and the below of sealing washer 2 is provided with flange 8 down, outer flange 5, inner flange 6, upper flange 7 and lower flange 8 all with sealing washer 2 integrated into one piece, and outer flange 5, inner flange 6, upper flange 7 and lower flange 8 all are provided with two at least, through the setting of outer flange 5, inner flange 6, upper flange 7 and lower flange 8, have improved the bearing capacity of whole sealing member body, and make the contact seal effect between sealing washer 2 and the piston better.
And all that is not described in detail in this specification is well known to those skilled in the art.
When assembling, aim at annular groove 3 with resistance to compression supporting ring 1 and press to annular groove 3 inside for outer embedded ring 41 and interior embedded ring 43 extrude annular groove 3 inner wall outside and inboard respectively, until outer embedded ring 41 and interior embedded ring 43 block respectively and go into outer joint annular groove 42 and interior joint annular groove 44, go up the absorption ring 45 and adsorb down 46 each other simultaneously, and then realize resistance to compression supporting ring 1 and sealing washer 2's connection, promote sealing washer 2's compressive property.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A compression-resistant piston seal, characterized by: including resistance to compression supporting ring (1) and cover establish at the outside sealing washer (2) of resistance to compression supporting ring (1), annular channel (3) with resistance to compression supporting ring (1) looks adaptation have been seted up at the top of sealing washer (2), sealing washer (2) set up the outside at resistance to compression supporting ring (1) through coupling assembling (4).
2. A compression-resistant piston seal as claimed in claim 1, wherein: coupling assembling (4) are including fixing at outer embedded ring (41) of resistance to compression supporting ring (1) periphery, outer joint annular (42) with outer embedded ring (41) looks adaptation have been seted up to the inner wall of ring channel (3), the inner periphery of resistance to compression supporting ring (1) still is fixed with interior embedded ring (43), inner joint annular (44) with outer embedded ring (41) looks adaptation have been seted up to the inner wall of ring channel (3), the bottom of resistance to compression supporting ring (1) is fixed with absorption ring (45), the inner wall of ring channel (3) is fixed with and adsorbs ring (46) under the cooperation of ring (45) use.
3. A compression-resistant piston seal as claimed in claim 2, wherein: the upper adsorption ring (45) and the lower adsorption ring (46) are magnetic rings, and the bottom of the upper adsorption ring (45) is contacted with the top of the lower adsorption ring (46).
4. A compression-resistant piston seal as claimed in claim 3, wherein: one side of the upper adsorption ring (45) and the lower adsorption ring (46) which are close to each other is a heteropolar magnetic pole.
5. A compression-resistant piston seal as claimed in claim 1, wherein: the outer contour of the compression-resistant supporting ring (1) is in a truncated cone shape, the inner diameter of the lower part of the compression-resistant supporting ring is smaller than that of the upper ring (Fang Najing), and the outer contour of the annular groove (3) corresponding to the compression-resistant supporting ring is also in a truncated cone shape.
6. A compression-resistant piston seal as claimed in claim 1, wherein: the outer periphery of the sealing ring (2) is provided with an outer flange (5), the inner periphery of the sealing ring (2) is provided with an inner flange (6), the top of the sealing ring (2) is provided with an upper flange (7), and the lower part of the sealing ring (2) is provided with a lower flange (8).
7. A compression-resistant piston seal as defined in claim 6, wherein: the outer flange (5), the inner flange (6), the upper flange (7) and the lower flange (8) are integrally formed with the sealing ring (2).
8. A compression-resistant piston seal as defined in claim 6, wherein: the outer flange (5), the inner flange (6), the upper flange (7) and the lower flange (8) are at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322234585.0U CN220248899U (en) | 2023-08-20 | 2023-08-20 | Compression-resistant piston sealing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322234585.0U CN220248899U (en) | 2023-08-20 | 2023-08-20 | Compression-resistant piston sealing element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220248899U true CN220248899U (en) | 2023-12-26 |
Family
ID=89262865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322234585.0U Active CN220248899U (en) | 2023-08-20 | 2023-08-20 | Compression-resistant piston sealing element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220248899U (en) |
-
2023
- 2023-08-20 CN CN202322234585.0U patent/CN220248899U/en active Active
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