CN212106969U - Butterfly valve for sulfuric acid conversion section in pyrite preparation - Google Patents
Butterfly valve for sulfuric acid conversion section in pyrite preparation Download PDFInfo
- Publication number
- CN212106969U CN212106969U CN202020539703.2U CN202020539703U CN212106969U CN 212106969 U CN212106969 U CN 212106969U CN 202020539703 U CN202020539703 U CN 202020539703U CN 212106969 U CN212106969 U CN 212106969U
- Authority
- CN
- China
- Prior art keywords
- valve
- resistant layer
- fixedly connected
- valve rod
- pyrite
- 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
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 21
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910052683 pyrite Inorganic materials 0.000 title claims abstract description 17
- 239000011028 pyrite Substances 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title description 2
- 238000005260 corrosion Methods 0.000 claims abstract description 22
- 230000007797 corrosion Effects 0.000 claims abstract description 21
- 230000032683 aging Effects 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 79
- 239000011241 protective layer Substances 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 12
- 229910001141 Ductile iron Inorganic materials 0.000 claims description 7
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 239000005062 Polybutadiene Substances 0.000 claims description 3
- 229920001973 fluoroelastomer Polymers 0.000 claims description 3
- 229920002857 polybutadiene Polymers 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 235000011149 sulphuric acid Nutrition 0.000 abstract description 5
- 239000001117 sulphuric acid Substances 0.000 abstract description 5
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 9
- 238000007789 sealing Methods 0.000 description 6
- 239000003973 paint Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses a butterfly valve for sulfuric acid conversion workshop section is prepared to pyrite, including the valve body, the top fixedly connected with valve rod socket of valve body, valve rod socket's top is provided with the valve handle, the left side fixedly connected with valve rod of valve handle bottom, the bottom of valve rod is run through the inner chamber that valve rod socket extended to the valve body and is equipped with the valve plate, the valve plate includes the basic unit, the front and the equal fixedly connected with inoxidizing coating in the back of basic unit, the inoxidizing coating includes high temperature resistant layer, the fixed surface on high temperature resistant layer is connected with low temperature resistant layer. The utility model discloses a cooperation that sets up valve body, valve rod socket, valve handle, valve rod, valve plate, basic unit, inoxidizing coating, high temperature resistant layer, low temperature resistant layer, corrosion resistant layer, ageing resistant layer and anticorrosive coating is used, has solved current pyrite and has prepared the lower problem of butterfly valve security for the sulphuric acid conversion workshop section, and this pyrite is prepared the butterfly valve for the sulphuric acid conversion workshop section, possesses the high advantage of security, is worth promoting.
Description
Technical Field
The utility model relates to a butterfly valve technical field specifically is a butterfly valve is used in sulphuric acid conversion workshop section is prepared to pyrite.
Background
A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing part which is a disc and rotates around a valve shaft to open and close.
Disclosure of Invention
An object of the utility model is to provide a butterfly valve for sulfuric acid conversion workshop section is prepared to pyrite possesses the high advantage of security, has solved current pyrite and has prepared the lower problem of butterfly valve security for sulfuric acid conversion workshop section.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a butterfly valve for sulfuric acid conversion workshop section is prepared to pyrite, includes the valve body, the top fixedly connected with valve rod socket of valve body, valve rod socket's top is provided with the valve handle, the left side fixedly connected with valve rod of valve handle bottom, the bottom of valve rod runs through the inner chamber that valve rod socket extended to the valve body and the cover is equipped with the valve plate, the valve plate includes the basic unit, the equal fixedly connected with inoxidizing coating in front and the back of basic unit, the inoxidizing coating includes high temperature resistant layer, the fixed surface on high temperature resistant layer is connected with low temperature resistant layer, the fixed surface on low temperature resistant layer is connected with corrosion-resistant layer, the fixed surface on corrosion-resistant layer is connected with ageing-resistant layer, the surface on ageing-resistant layer.
Preferably, the equal fixedly connected with installation piece in both sides of valve body top and bottom, the mounting hole has been seted up on the surface of installation piece, the junction fixed connection of the surface of valve rod and valve plate.
Preferably, the inner wall fixedly connected with of valve body seals up, the surface and the sealed pad contact of valve plate, the bearing swing joint is passed through with the junction of valve body inner chamber bottom to the bottom of valve rod.
Preferably, the base layer is made of nodular cast iron, the high-temperature-resistant layer is made of hydrogenated nitrile rubber, and the low-temperature-resistant layer is made of polybutadiene.
Preferably, the material of the ageing-resistant layer is made of polytetrafluoroethylene material, and the material of the corrosion-resistant layer is made of fluororubber material.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a cooperation that sets up valve body, valve rod socket, valve handle, valve rod, valve plate, basic unit, inoxidizing coating, high temperature resistant layer, low temperature resistant layer, corrosion resistant layer, ageing resistant layer and anticorrosive coating is used, has solved current pyrite and has prepared the lower problem of butterfly valve security for the sulphuric acid conversion workshop section, and this pyrite is prepared the butterfly valve for the sulphuric acid conversion workshop section, possesses the high advantage of security, is worth promoting.
2. The utility model can facilitate the installation of the valve rod by arranging the valve rod socket, facilitate the rotation of the valve rod by arranging the valve handle, facilitate the rotation of the valve rod by arranging the base layer, the comprehensive performance of the nodular cast iron is close to steel based on the excellent performance, the nodular cast iron can be successfully used for casting parts with complex stress, higher requirements on strength, toughness and wear resistance, can play a role of protecting the base layer by arranging the protective layer, can increase the high temperature resistance of the protective layer in the valve plate by arranging the high temperature resistant layer, avoid the valve plate from being damaged due to high temperature, can increase the low temperature resistance of the protective layer in the valve plate by arranging the low temperature resistant layer, avoid the valve plate from being damaged due to low temperature, can increase the aging resistance of the protective layer in the valve plate by arranging the aging resistant layer, avoid the valve plate from being damaged due to long-time use, and can prevent the valve plate, the corrosion resistance of inoxidizing coating in can increasing the valve plate avoids the valve plate to receive the corruption influence to damage in long-time use, through setting up the mounting hole, can be convenient for the installation of valve body, through setting up sealed pad, can play sealed effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side sectional view of the valve plate of the present invention;
fig. 3 is a schematic view of the protective layer of the present invention.
In the figure: the valve comprises a valve body 1, a valve rod socket 2, a valve handle 3, a valve rod 4, a valve plate 5, a base layer 6, a protective layer 7, a high temperature resistant layer 8, a low temperature resistant layer 9, a corrosion resistant layer 10, an aging resistant layer 11, an anticorrosive paint 12, an installation block 13, an installation hole 14 and a sealing gasket 15.
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. 1-3, a butterfly valve for a sulfuric acid conversion section prepared from pyrite comprises a valve body 1, a valve rod socket 2 is fixedly connected to the top of the valve body 1, a valve handle 3 is arranged at the top of the valve rod socket 2, a valve rod 4 is fixedly connected to the left side of the bottom of the valve handle 3, the bottom of the valve rod 4 penetrates through the valve rod socket 2 and extends to an inner cavity of the valve body 1 and is sleeved with a valve plate 5, the valve plate 5 comprises a base layer 6, protective layers 7 are fixedly connected to the front and back of the base layer 6, each protective layer 7 comprises a high temperature resistant layer 8, a low temperature resistant layer 9 is fixedly connected to the surface of the high temperature resistant layer 8, a corrosion resistant layer 10 is fixedly connected to the surface of the low temperature resistant layer 9, an aging resistant layer 11 is fixedly connected to the surface of the corrosion resistant layer 10, an anti-corrosion coating 12 is arranged on the surface of the aging resistant layer 11, mounting, the surface of the valve rod 4 is fixedly connected with the joint of the valve plate 5, the inner wall of the valve body 1 is fixedly connected with a sealing gasket 15, the surface of the valve plate 5 is contacted with the sealing gasket 15, the bottom of the valve rod 4 is movably connected with the joint of the bottom of the inner cavity of the valve body 1 through a bearing, the base layer 6 is made of nodular cast iron, the high temperature resistant layer 8 is made of hydrogenated nitrile rubber material, the low temperature resistant layer 9 is made of polybutadiene material, the aging resistant layer 11 is made of polytetrafluoroethylene material, the corrosion resistant layer 10 is made of fluororubber material, the valve rod socket 2 is arranged to facilitate the installation of the valve rod 4, the valve rod 4 is convenient to rotate through the valve handle 3, the nodular cast iron has comprehensive performance close to steel through the base layer 6, and is successfully used for casting parts with complex stress, high strength, toughness and wear resistance requirements, by providing the protective layer 7, the protective base layer 6 can be protected, by providing the high temperature resistant layer 8, the high temperature resistance of the protective layer 7 in the valve plate 5 can be increased, the damage of the valve plate 5 due to high temperature can be avoided, by providing the low temperature resistant layer 9, the low temperature resistance of the protective layer 7 in the valve plate 5 can be increased, the damage of the valve plate 5 due to low temperature can be avoided, by providing the aging resistant layer 11, the aging resistance of the protective layer 7 in the valve plate 5 can be increased, the damage of the valve plate 5 due to long-term use can be avoided, by providing the corrosion resistant layer 10 and the anticorrosive paint 12, the corrosion resistance of the protective layer 7 in the valve plate 5 can be increased, the damage of the valve plate 5 due to corrosion in long-term use can be avoided, by providing the mounting hole 14, the mounting of the valve body 1 can be facilitated, by providing the sealing gasket 15, the, The valve rod socket 2, the valve handle 3, the valve rod 4, the valve plate 5, the base layer 6, the protective layer 7, the high temperature resistant layer 8, the low temperature resistant layer 9, the corrosion resistant layer 10, the aging resistant layer 11 and the anticorrosive paint 12 are matched for use, the problem that the existing butterfly valve for the sulfuric acid conversion workshop section prepared from pyrite is low in safety is solved, and the butterfly valve for the sulfuric acid conversion workshop section prepared from pyrite has the advantage of high safety and is worthy of popularization.
When the valve rod socket is used, the valve rod socket 2 can facilitate the installation of the valve rod 4, the valve handle 3 can facilitate the rotation of the valve rod 4, the ductile cast iron in the base layer 6 has comprehensive performance close to steel, and has been successfully used for casting parts with high requirements on strength, toughness and wear resistance due to complex stress, the protective layer 7 can play a role of protecting the base layer 6, the high temperature resistant layer 8 can increase the high temperature resistance of the protective layer 7 in the valve plate 5 to avoid the damage of the valve plate 5 due to high temperature, the low temperature resistant layer 9 can increase the low temperature resistance of the protective layer 7 in the valve plate 5 to avoid the damage of the valve plate 5 due to low temperature, the aging resistant layer 11 can increase the aging resistance of the protective layer 7 in the valve plate 5 to avoid the damage of the valve plate 5 due to long-time use, and the corrosion resistant layer 10 and the coating 12 can increase the corrosion resistance of the protective layer 7 in, the valve plate 5 is prevented from being damaged due to corrosion influence by a long-time user, the valve body 1 can be conveniently installed through the installation hole 14, and the sealing gasket 15 can play a sealing role.
In summary, the following steps: the butterfly valve for the sulfuric acid conversion workshop section prepared from pyrite solves the problem of low safety of the butterfly valve for the sulfuric acid conversion workshop section prepared from pyrite by matching the valve body 1, the valve rod socket 2, the valve handle 3, the valve rod 4, the valve plate 5, the base layer 6, the protective layer 7, the high temperature resistant layer 8, the low temperature resistant layer 9, the corrosion resistant layer 10, the aging resistant layer 11 and the anticorrosive paint 12.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A butterfly valve for a conversion working section of preparing sulfuric acid from pyrite comprises a valve body (1) and is characterized in that: the top of the valve body (1) is fixedly connected with a valve rod socket (2), the top of the valve rod socket (2) is provided with a valve handle (3), a valve rod (4) is fixedly connected to the left side of the bottom of the valve handle (3), the bottom of the valve rod (4) penetrates through the valve rod socket (2) and extends to the inner cavity of the valve body (1) and is sleeved with a valve plate (5), the valve plate (5) comprises a base layer (6), the front surface and the back surface of the base layer (6) are fixedly connected with a protective layer (7), the protective layer (7) comprises a high temperature resistant layer (8), the surface of the high temperature resistant layer (8) is fixedly connected with a low temperature resistant layer (9), the surface of the low temperature resistant layer (9) is fixedly connected with a corrosion resistant layer (10), the surface of the corrosion-resistant layer (10) is fixedly connected with an aging-resistant layer (11), and an anticorrosive coating (12) is arranged on the surface of the aging-resistant layer (11).
2. The butterfly valve for the pyrite-making sulfuric acid conversion section according to claim 1, wherein: the valve body (1) is characterized in that mounting blocks (13) are fixedly connected to the top and the bottom of the valve body, mounting holes (14) are formed in the surfaces of the mounting blocks (13), and the surface of the valve rod (4) is fixedly connected with the connecting part of the valve plate (5).
3. The butterfly valve for the pyrite-making sulfuric acid conversion section according to claim 1, wherein: the inner wall fixedly connected with of valve body (1) seals up (15), the surface and the sealed pad (15) contact of valve plate (5), bearing swing joint is passed through with the junction of valve body (1) inner chamber bottom in the bottom of valve rod (4).
4. The butterfly valve for the pyrite-making sulfuric acid conversion section according to claim 1, wherein: the base layer (6) is made of nodular cast iron, the high-temperature-resistant layer (8) is made of hydrogenated nitrile rubber, and the low-temperature-resistant layer (9) is made of polybutadiene.
5. The butterfly valve for the pyrite-making sulfuric acid conversion section according to claim 1, wherein: the material of the ageing-resistant layer (11) is made of polytetrafluoroethylene material, and the material of the corrosion-resistant layer (10) is made of fluororubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539703.2U CN212106969U (en) | 2020-04-13 | 2020-04-13 | Butterfly valve for sulfuric acid conversion section in pyrite preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020539703.2U CN212106969U (en) | 2020-04-13 | 2020-04-13 | Butterfly valve for sulfuric acid conversion section in pyrite preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212106969U true CN212106969U (en) | 2020-12-08 |
Family
ID=73631546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020539703.2U Active CN212106969U (en) | 2020-04-13 | 2020-04-13 | Butterfly valve for sulfuric acid conversion section in pyrite preparation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212106969U (en) |
-
2020
- 2020-04-13 CN CN202020539703.2U patent/CN212106969U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212106969U (en) | Butterfly valve for sulfuric acid conversion section in pyrite preparation | |
| CN214305377U (en) | Dustproof flange gas gate valve | |
| CN204647383U (en) | Super large caliber release pollution discharge type one-way sealing gate valve | |
| CN204022966U (en) | Motor car engine is electroplated black zinc resistance tool with intelligent water pump wheel hub | |
| CN204253614U (en) | A kind of abrasionproof lining | |
| CN210949952U (en) | Ultra-high pressure guide plate flat gate valve | |
| CN216078351U (en) | High-strength valve plate for rolling mill | |
| CN213017968U (en) | Antioxidant check valve | |
| CN218718905U (en) | Groove blind rod gate valve with good sealing performance | |
| CN101858441A (en) | Full lining bidirectional composite soft sealing butterfly valve | |
| CN219529949U (en) | Dustproof assembly and flat gate valve | |
| CN217927187U (en) | High-sealing sanitary butterfly valve | |
| CN218670786U (en) | Adjustable ball check valve | |
| CN201844037U (en) | Metal sealing butterfly valve | |
| CN205226401U (en) | Rubber valve seat butterfly valve | |
| CN218564403U (en) | Anticorrosion low temperature valve casting | |
| CN205173512U (en) | Sea water resistance butterfly valve | |
| CN212028683U (en) | High temperature resistant valve | |
| CN220037484U (en) | Quick-mounting fluorine lining gate valve | |
| CN217634080U (en) | Novel quick-acting switch hydraulic safety valve | |
| CN212899887U (en) | Self-closed three-way ball valve | |
| CN213064659U (en) | Corrosion-resistant stainless steel fluorine-lined butterfly valve | |
| CN218818417U (en) | Corrosion-resistant and weather-proof valve with good effect | |
| CN201818813U (en) | Stop valve | |
| CN209604563U (en) | Three layers of nitrogen-sealed valve of gas cutting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 325000 Yongxing street, Longwan District, Wenzhou City, Zhejiang Province (plot B-16, airport new area) Patentee after: Zhengnan valve (Zhejiang) Co.,Ltd. Address before: 325000 Building 1, Yongqing Road Industrial Zone, Qisan village, Shacheng street, Wenzhou Economic and Technological Development Zone, Zhejiang Province Patentee before: Wenzhou Zhengnan Valve Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 325000 Yongxing street, Longwan District, Wenzhou City, Zhejiang Province (plot B-16, airport new area) Patentee after: Zhengnan Valve Co.,Ltd. Country or region after: China Address before: 325000 Yongxing street, Longwan District, Wenzhou City, Zhejiang Province (plot B-16, airport new area) Patentee before: Zhengnan valve (Zhejiang) Co.,Ltd. Country or region before: China |