CN219734402U - V-shaped sealing ring set for pneumatic regulating valve - Google Patents
V-shaped sealing ring set for pneumatic regulating valve Download PDFInfo
- Publication number
- CN219734402U CN219734402U CN202320941789.5U CN202320941789U CN219734402U CN 219734402 U CN219734402 U CN 219734402U CN 202320941789 U CN202320941789 U CN 202320941789U CN 219734402 U CN219734402 U CN 219734402U
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- China
- Prior art keywords
- shaped
- barrel
- shaped sealing
- utility
- tilting part
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- 238000007789 sealing Methods 0.000 title claims abstract description 40
- 230000001105 regulatory effect Effects 0.000 title claims description 7
- 210000004907 gland Anatomy 0.000 claims abstract description 6
- 230000002708 enhancing effect Effects 0.000 claims description 6
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 4
- 229920002530 polyetherether ketone Polymers 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims 2
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229920006258 high performance thermoplastic Polymers 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses a V-shaped sealing ring set for a pneumatic control valve, which relates to the technical field of pneumatic control valve sealing and comprises a plurality of V-shaped sealing rings which are mutually overlapped, and a gland which is connected with a valve body and is used for compressing the plurality of V-shaped sealing rings, wherein the V-shaped sealing rings comprise an inward tilting part, an outward tilting part which is connected with the inward tilting part, a first barrel-shaped part which downwards extends from the inward tilting part, and a second barrel-shaped part which downwards extends from the outward tilting part, the sections of the inward tilting part and the outward tilting part are in a V shape, the width of the outward tilting part is larger than the width of the inward tilting part, and the diameter of the second barrel-shaped part is larger than the diameter of the first barrel-shaped part; the utility model has the advantages of good sealing effect, long service life, convenient installation, high safety, simple structure and low cost, can be overhauled on line, and is suitable for popularization and application.
Description
Technical Field
The utility model relates to the technical field of pneumatic control valve sealing, in particular to a V-shaped sealing ring set for a pneumatic control valve.
Background
The existing pneumatic regulating valve is usually provided with an O-shaped ring in a sealing mode, the regulating valve is frequently opened and closed, the environment temperature and the environment pressure are high, the O-shaped ring is easy to age and abrade to leak in the use process, and the process medium is coal gas, so that the risk of fire explosion and poisoning exists after the leakage.
Therefore, there is a need to design a V-shaped seal ring set for a pneumatic control valve to improve the above-mentioned problems.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides the V-shaped sealing ring set for the pneumatic adjusting valve, which has the advantages of simple structure, good sealing effect and long service life.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a pneumatic control valve is with V type sealing washer group, includes a plurality of V type sealing washer that overlap each other, the gland that is used for compressing tightly a plurality of V type sealing washer that is connected with the valve body, V type sealing washer include interior slope portion, with the camber portion that interior slope portion is connected, from the first barrel-shaped portion of camber portion downwardly extending, from the second barrel-shaped portion of camber portion downwardly extending, the cross-section of interior slope portion and camber portion is the V-arrangement, the width of camber portion is greater than the width of interior slope portion, the diameter of second barrel-shaped portion is greater than the diameter of first barrel-shaped portion.
In a preferred aspect of the present utility model, the inward-inclined portion, the outward-inclined portion, the first barrel portion, and the second barrel portion are integrally formed.
Preferably, the V-shaped seal ring is made of PEEK.
Preferably, the surface of the inward inclined part is formed with a plurality of circular beads for enhancing sealing.
Preferably, the surface of the camber portion is formed with a plurality of circular beads for enhancing sealing.
By adopting the technical scheme, compared with the prior art, the utility model has the beneficial effects that:
1. the V-shaped sealing ring set for the pneumatic regulating valve has the advantages of good sealing effect, long service life, convenience in installation and capability of being overhauled on line;
2. according to the V-shaped sealing ring set for the pneumatic adjusting valve, a plurality of sealing rings are overlapped and used, once leakage occurs, the compression amount can be adjusted through the fastening gland to change the sealing gap, so that the leakage is eliminated, and the safety is improved;
3. the V-shaped sealing ring set for the pneumatic regulating valve is simple in structure, low in cost and suitable for popularization and application.
Drawings
Other objects and attainments together with a more complete understanding of the utility model will become apparent and appreciated by referring to the following description taken in conjunction with the accompanying drawings. In the drawings:
FIG. 1 is a schematic diagram of an example of the present utility model;
FIG. 2 is a side view of an example of the utility model;
wherein reference numerals include: the V-shaped sealing ring 1, an inward inclined part 11, an outward inclined part 12, a first barrel-shaped part 13 and a second barrel-shaped part 14.
Detailed Description
The following description of the embodiments of the present utility model will be made in detail and with reference to the accompanying drawings, wherein it is apparent that the embodiments described are only some, but not all embodiments of the present utility model. 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 fall within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. It is noted that all of the figures are exemplary representations. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model will now be described in further detail by way of specific examples of embodiments in connection with the accompanying drawings.
Referring to fig. 1 to 2, a V-shaped seal ring set for a pneumatic control valve includes a plurality of V-shaped seal rings 1 stacked on each other, and a gland (not shown) connected to a valve body for compressing the plurality of V-shaped seal rings 1, wherein the V-shaped seal rings 1 include an inward inclined portion 11, an outward inclined portion 12, a first barrel portion 13, and a second barrel portion 14, the inward inclined portion 11, the outward inclined portion 12, the first barrel portion 13, and the second barrel portion 14 are preferably integrally formed, and the V-shaped seal rings are preferably made of PEEK (polyetheretherketone) high performance thermoplastic. The camber part 12 is connected with the camber part 11, the width of the camber part 12 is larger than the width of the camber part 11, the cross sections of the camber part 11 and the camber part 12 are V-shaped, a first barrel-shaped part 13 downwards extends from the camber part 11, a second barrel-shaped part 14 downwards extends from the camber part 12, the diameter of the second barrel-shaped part 14 is larger than the diameter of the first barrel-shaped part 13, a plurality of circular convex rings (not shown) for enhancing sealing are formed on the surface of the camber part 11, and a plurality of circular convex rings (not shown) for enhancing sealing are formed on the surface of the camber part 12.
The working principle of the present utility model will be described below with reference to fig. 1 to 2.
When the system is shut down, the valve cover connecting bolt of the program control valve is removed, then the valve core is lifted out, the valve rod and the pneumatic connecting rod nut are removed, the valve core valve rod is taken out, a plurality of V-shaped sealing rings 1, for example 9V-shaped sealing rings, are installed according to actual conditions, are tightly pressed by pressing covers (not shown), and the V-shaped sealing rings 1 are tightly attached to the valve rod through the pressing covers, so that the sealing effect is realized. When the system is stopped, the system can be overhauled on line, if leakage occurs, the compression amount can be adjusted through the bolts for fastening the gland, so that the sealing gaps among the plurality of V-shaped sealing rings 1 are changed, the leakage is eliminated, and the safety is improved.
The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (5)
1. The V-shaped sealing ring set for the pneumatic regulating valve is characterized by comprising a plurality of V-shaped sealing rings which are mutually overlapped and a gland which is connected with a valve body and is used for compressing the plurality of V-shaped sealing rings, wherein the V-shaped sealing rings comprise an inner inclined part, an outer inclined part which is connected with the inner inclined part, a first barrel-shaped part which downwards extends from the inner inclined part, and a second barrel-shaped part which downwards extends from the outer inclined part, the cross sections of the inner inclined part and the outer inclined part are in a V shape, the width of the outer inclined part is larger than that of the inner inclined part, and the diameter of the second barrel-shaped part is larger than that of the first barrel-shaped part.
2. The V-shaped seal ring set for a pneumatic control valve according to claim 1, wherein the inward-inclined portion, the outward-inclined portion, the first barrel portion, and the second barrel portion are integrally formed.
3. The V-ring seal set for a pneumatic regulator valve of claim 1, wherein said V-ring seal is made of PEEK.
4. The V-packing set for a pneumatic regulator valve according to claim 1, wherein the surface of the inward inclined portion is formed with a plurality of circular beads for enhancing sealing.
5. The V-packing set for a pneumatic regulator valve according to claim 1, wherein the surface of the camber portion is formed with a plurality of circular beads for enhancing sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320941789.5U CN219734402U (en) | 2023-04-24 | 2023-04-24 | V-shaped sealing ring set for pneumatic regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320941789.5U CN219734402U (en) | 2023-04-24 | 2023-04-24 | V-shaped sealing ring set for pneumatic regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219734402U true CN219734402U (en) | 2023-09-22 |
Family
ID=88053501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320941789.5U Active CN219734402U (en) | 2023-04-24 | 2023-04-24 | V-shaped sealing ring set for pneumatic regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219734402U (en) |
-
2023
- 2023-04-24 CN CN202320941789.5U patent/CN219734402U/en active Active
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