CN220980374U - Fluorine-lined hard sealing structure for fluorine-lined valve - Google Patents
Fluorine-lined hard sealing structure for fluorine-lined valve Download PDFInfo
- Publication number
- CN220980374U CN220980374U CN202322739916.6U CN202322739916U CN220980374U CN 220980374 U CN220980374 U CN 220980374U CN 202322739916 U CN202322739916 U CN 202322739916U CN 220980374 U CN220980374 U CN 220980374U
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- Prior art keywords
- fluorine
- valve
- lined
- lining
- valve seat
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- 238000007789 sealing Methods 0.000 title claims abstract description 13
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 12
- 239000011737 fluorine Substances 0.000 claims abstract description 12
- 239000000945 filler Substances 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims 2
- 239000002245 particle Substances 0.000 abstract description 7
- 239000007787 solid Substances 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000011900 installation process Methods 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a fluorine-lined hard sealing structure for a fluorine-lined valve, which comprises a fluorine-lined valve main body and a valve cavity arranged in the fluorine-lined valve main body, wherein a channel lining plastic is arranged on the inner wall of a liquid inlet and outlet pipe, a valve seat filler and a compression ring which are arranged between a ball body and the channel lining plastic are arranged in the valve cavity, a butterfly spring is arranged at the joint between the channel lining plastic and the compression ring, and a metal plate is arranged between the butterfly spring and the channel lining plastic; in the installation process, under the condition that the ball body, the valve seat and the compression ring and the valve seat filler are confirmed to be installed correctly, the metal plate is installed at the bottom of the valve seat groove before the butterfly spring is installed, so that the butterfly spring can play a role in adjusting and sealing, meanwhile, the channel lining plastic cannot be damaged, and the service life of the fluorine lining ball valve can be greatly prolonged by using the structure under the condition that solid particles exist in a medium or the medium is worn, and the original limited market is widened.
Description
Technical Field
The utility model relates to the technical field of fluorine-lined valves, in particular to a fluorine-lined hard sealing structure for a fluorine-lined valve.
Background
The fluorine lining valve is reliable in corrosion resistance, and can be used for strong acid and strong alkali. The method is widely applied to industries such as petroleum, chemical industry, metallurgy, medicine and the like, and realizes the adjustment of strong corrosive media such as acid, alkali and the like in the production process. However, the fluorine-lined valve has many disadvantages, such as poor sealing, limited working conditions by temperature, and the inability of the medium to contain particles, etc. Aiming at the point that the medium cannot have particles, the ball valve with the fluorine-lined hard seal is rarely used in the market at present, the material of the valve seat is mainly plastic or rubber soft seal, and the service life of the ball valve with the fluorine-lined can be influenced under the condition that the medium has solid particles or has abrasion, so that the market of the ball valve with the fluorine-lined is limited.
Disclosure of utility model
In order to solve the defect that the service life of the fluorine-lined ball valve is influenced under the condition that solid particles exist in a medium or the medium is worn in the prior art, so that the market of the fluorine-lined ball valve is limited, the utility model provides a fluorine-lined hard sealing structure for a fluorine-lined valve.
In order to solve the technical problems, the utility model provides the following technical scheme:
The utility model relates to a fluorine-lined hard sealing structure for a fluorine-lined valve, which comprises a fluorine-lined valve main body, a valve cavity arranged in the fluorine-lined valve main body, and a liquid inlet and outlet pipe arranged at the end parts of two ends of the valve main body and communicated with the valve cavity.
As a preferable technical scheme of the utility model, the channel lining plastic is tightly attached to the inner wall of the valve cavity.
As a preferable technical scheme of the utility model, the pressing ring is arranged at the corner of the channel lining plastic, and the pressing ring and the valve seat filler are arranged in a cavity formed between the channel lining plastic and the valve seat.
As a preferable technical scheme of the utility model, the upper end part of the belleville spring is abutted with the compression ring, and the lower end part of the belleville spring is abutted with one end surface of the metal plate, which is far away from the channel lining plastic.
As a preferable technical scheme of the utility model, the valve seat filler is arranged in a cavity formed by the channel lining plastic, the valve seat and the compression ring.
The beneficial effects of the utility model are as follows:
This kind of lining fluorine is lining fluorine seal structure for valve, in the installation, under the condition of confirming spheroid and disk seat and clamping ring and also disk seat filler correctly installed, before the belleville spring is installed, at disk seat groove bottom installation metal sheet earlier, when guaranteeing the belleville spring like this and playing the effect of adjusting the seal, can not destroy the passageway lining and mould, and use this structure under the condition that the medium has solid particle or has wearing and tearing can improve lining fluorine ball valve's life-span by a wide margin to original limited market has been widened.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic structural view of a fluorine-lined hard seal structure for a fluorine-lined valve of the present utility model;
FIG. 2 is a schematic view of the structure of the fluorine-lined hard seal structure for the fluorine-lined valve shown in FIG. 1 at A.
In the figure: 1. a fluorine lined valve body; 2. a valve cavity; 3. a liquid inlet pipe and a liquid outlet pipe; 4. a sphere; 5. lining plastic on the channel; 6. a valve seat; 7. valve seat packing; 8. a compression ring; 9. a belleville spring; 10. a metal plate.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Examples: as shown in fig. 1 and 2, the fluorine-lined hard sealing structure for the fluorine-lined valve comprises a fluorine-lined valve main body 1, a valve cavity 2 arranged in the fluorine-lined valve main body 1, and a liquid inlet and outlet pipe 3 arranged at two end parts of the valve main body 1 and communicated with the valve cavity 2, wherein a ball 4 is arranged in the valve cavity 2, a valve rod extending into the valve cavity 2 and connected with the ball 4 is arranged at the upper end part of the fluorine-lined valve main body 1, a channel lining plastic 5 is arranged on the inner wall of the liquid inlet and outlet pipe 3, a valve seat 6, a valve seat filler 7 and a compression ring 8 are arranged in the valve cavity 2, a butterfly spring 9 is arranged at the joint between the channel lining plastic 5 and the compression ring 8, and a metal plate 10 is arranged between the butterfly spring 9 and the channel lining plastic 5.
Wherein, the channel lining plastic 5 is tightly attached to the inner wall of the valve cavity 2.
The compression ring 8 is arranged at the corner of the channel lining plastic 5, and the compression ring 8 and the valve seat packing 7 are arranged in a cavity formed between the channel lining plastic 5 and the valve seat 6.
The upper end of the belleville spring 9 is abutted against the compression ring 8, and the lower end of the belleville spring 9 is abutted against an end face, away from the channel lining plastic 5, of the metal plate 10.
Wherein, the valve seat filler 7 is arranged in a cavity formed by the channel lining plastic 5, the valve seat 6 and the compression ring 8.
During operation, in the process of installing, under the condition that the ball 4, the valve seat 6, the compression ring 8 and the valve seat 6 are confirmed to be correctly installed by filling materials, the metal plate 10 is installed at the bottom of the valve seat 6 before the belleville spring 9 is installed, so that the belleville spring 9 can play a role in adjusting and sealing, the channel lining plastic 5 is not damaged, and the service life of the fluorine lining ball valve can be greatly prolonged by using the structure under the condition that solid particles exist in a medium or the medium is worn, and the original limited market is widened.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a lining fluorine is lining fluorine seal structure for valve, includes lining fluorine valve main part (1) and establishes valve pocket (2) inside lining fluorine valve main part (1) to and establish in valve main part (1) both ends tip and be linked together with valve pocket (2) business turn over liquid pipe (3), the inside of valve pocket (2) is equipped with spheroid (4), and the upper end of lining fluorine valve main part (1) is equipped with stretches into valve pocket (2) and the valve rod that is connected with spheroid (4), a serial communication port, the inner wall of business turn over liquid pipe (3) is equipped with passageway lining and moulds (5), and the inside of valve pocket (2) is equipped with valve seat (6), valve seat filler (7) and clamping ring (8) of installing between spheroid (4) and passageway lining mould (5), junction between passageway lining mould (5) and clamping ring (8) is equipped with butterfly spring (9), just be equipped with between butterfly spring (9) and passageway lining mould (5) metal sheet (10).
2. The fluorine-lined hard sealing structure for the fluorine-lined valve according to claim 1, wherein the channel lining plastic (5) is tightly attached to the inner wall of the valve cavity (2).
3. The fluorine-lined hard sealing structure for the fluorine-lined valve according to claim 1, wherein the pressure ring (8) is arranged at the corner of the channel lining plastic (5), and the pressure ring (8) and the valve seat filler (7) are arranged in a cavity formed between the channel lining plastic (5) and the valve seat (6).
4. The fluorine-lined hard seal structure for a fluorine-lined valve according to claim 1, wherein an upper end portion of the belleville spring (9) is abutted against the pressing ring (8), and a lower end portion of the belleville spring (9) is abutted against an end face of the metal plate (10) which is far from the channel lining plastic (5).
5. The fluorine-lined hard sealing structure for the fluorine-lined valve according to claim 1, wherein the valve seat filler (7) is arranged in a cavity formed by the channel lining plastic (5), the valve seat (6) and the compression ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322739916.6U CN220980374U (en) | 2023-10-12 | 2023-10-12 | Fluorine-lined hard sealing structure for fluorine-lined valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322739916.6U CN220980374U (en) | 2023-10-12 | 2023-10-12 | Fluorine-lined hard sealing structure for fluorine-lined valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220980374U true CN220980374U (en) | 2024-05-17 |
Family
ID=91039816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322739916.6U Active CN220980374U (en) | 2023-10-12 | 2023-10-12 | Fluorine-lined hard sealing structure for fluorine-lined valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220980374U (en) |
-
2023
- 2023-10-12 CN CN202322739916.6U patent/CN220980374U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |