CN114082453A - Method and device for fixing middle row component of positive tower of fine treatment regeneration system - Google Patents
Method and device for fixing middle row component of positive tower of fine treatment regeneration system Download PDFInfo
- Publication number
- CN114082453A CN114082453A CN202111280825.XA CN202111280825A CN114082453A CN 114082453 A CN114082453 A CN 114082453A CN 202111280825 A CN202111280825 A CN 202111280825A CN 114082453 A CN114082453 A CN 114082453A
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- China
- Prior art keywords
- reinforcing plate
- middle row
- tower
- regeneration system
- rubber
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- 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.)
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- 230000008929 regeneration Effects 0.000 title claims abstract description 18
- 238000011069 regeneration method Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 39
- 238000003466 welding Methods 0.000 claims abstract description 14
- 239000000956 alloy Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 9
- 238000005498 polishing Methods 0.000 claims abstract description 5
- 239000003292 glue Substances 0.000 claims abstract description 4
- 229910000856 hastalloy Inorganic materials 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- WGVFWBFTCFWQKD-UHFFFAOYSA-N chromium iron molybdenum nickel tungsten Chemical class [W].[Fe].[Mo].[Cr].[Ni] WGVFWBFTCFWQKD-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a method and a device for fixing a middle row component of a positive tower of a fine treatment regeneration system, which comprises the following steps: a. cutting and taking down a fixed support configured in the factory of the male tower, removing lining glue on the wall of the male tower of the fixed support part, and polishing until a metal surface is exposed; b. welding a reinforcing plate on the polished metal surface of the wall of the male tower, welding a support member on the reinforcing plate, and connecting the support member with a middle row member through a bolt; c. the reinforcing plate and the supporting member are covered with lining rubber, the screw hole between the supporting member and the middle row member is not lined with rubber, the bolt hole is not lined with rubber, the rubber lining area is reduced, the defect that the bolt hole is easy to expand due to long-term friction, extrusion and vibration caused by lining rubber is overcome, the reinforcing plate and the supporting member are made of Ha's C-276 alloy, and the service life of the reinforcing plate and the supporting member is obviously prolonged compared with the service life of the whole lining rubber.
Description
Technical Field
The invention relates to the technical field of positive towers, in particular to a method and a device for fixing a middle row component of a positive tower of a fine treatment regeneration system.
Background
A positive tower is arranged in a fine treatment regeneration system of a power plant and used for positive resin regeneration, and the liquid in the positive tower is strong in acidity, so that the requirement on the corrosion resistance of a positive tower material is high, the inner wall of the positive tower needs to be treated by a lining rubber process, particularly, the corrosion resistance of parts such as welded junctions and holes of fixed supporting pieces of middle-row components in the tower needs to be improved, but the fixed supporting pieces of the middle-row components in the positive tower produced by the traditional process only adopt simple lining rubber treatment, and after the positive tower is put into operation, due to long-time operation vibration, water impact, acid corrosion and other factors, bolt holes at the bolt connection parts of supporting and middle-row components are often worn, opened and fallen off by the lining rubber, and finally the metal structure of the supporting pieces is seriously corroded.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. To this end, an embodiment of the first aspect of the present invention is a method for fixing a middle row component of a positive tower of a polishing regeneration system, comprising the steps of:
a. cutting and taking down a fixed support configured in the factory of the male tower, removing lining glue on the wall of the male tower of the fixed support part, and polishing until a metal surface is exposed;
b. welding a reinforcing plate on the polished metal surface of the wall of the male tower, welding a support member on the reinforcing plate, and connecting the support member with a middle row member through a bolt;
c. the reinforcing plate and the supporting member are covered with lining rubber, and the screw hole between the supporting member and the middle row member is not lined with rubber.
According to some embodiments of the present invention, in the step b, full-circumference welding is adopted between the reinforcing plate and the wall of the male tower.
According to some embodiments of the invention, in the step b, double-sided full-welding is adopted between the reinforcing plate and the supporting member.
According to some embodiments of the invention, the area of the liner removed in step a is 20cm by 20 cm.
According to a second aspect of the present invention, the device is used for the fixing method of the middle row member of the male tower of the fine processing regeneration system, and comprises a reinforcing plate, a supporting member, a middle row member and a lining rubber, wherein the reinforcing plate is welded on the inner wall of the male tower, the supporting member is welded on the reinforcing plate, the middle row member is connected with the supporting member through a bolt, and the lining rubber is coated on the reinforcing plate and the supporting member.
According to some embodiments of the invention, the stiffener plate and the support member are both of hastelloy C-276 alloy.
According to some embodiments of the invention, the stiffening plate has a size of 16cm by 16 cm.
The embodiment of the invention at least has the following beneficial effects:
1. the bolt holes are not lined with rubber, the rubber lining area is reduced, and the defect that the bolt holes are easy to expand due to long-term friction, extrusion and vibration caused by rubber lining is overcome.
2. The reinforcing plate and the supporting member are made of Hastelloy C-276 alloy, and are extremely resistant to hydrochloric acid corrosion, so that the service life is obviously improved compared with that of the integral rubber lining.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of an apparatus according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
Referring to fig. 1, a method for fixing a middle row component of a positive tower of a fine treatment regeneration system comprises the following steps:
a. cutting and taking down a fixed support configured in the factory of the male tower, removing lining glue 400 of a male tower wall 101 of the fixed support part, and polishing until a metal surface is exposed;
b. welding a reinforcing plate 100 on the polished metal surface of the male tower wall 101, welding a support member 200 on the reinforcing plate 100, and connecting a middle row member 300 on the support member 200 through bolts;
c. the reinforcing plate 100 and the support member 200 are covered with the lining rubber 400, and the screw holes between the support member 200 and the middle row member 300 are not treated with the lining rubber 400.
In order to further reduce metal fatigue caused by impact and improve the welding fixation stability of the reinforcing plate 100 and the supporting member 200, full-circumference welding is adopted between the reinforcing plate 100 and the wall of the male tower in the step b; in step b, double-sided full-welding is adopted between the reinforcing plate 100 and the supporting member 200.
In this embodiment, the area of the liner 400 in step a is 20cm by 20 cm.
The bolt holes between the supporting member 200 and the middle row member 300 are not treated by lining rubber 400, the area of the lining rubber 400 is reduced, the defect that the bolt holes are expanded and further enlarged due to long-term friction, extrusion and vibration is avoided, the supporting member 200 is made of Ha's C-276 alloy and is extremely resistant to hydrochloric acid corrosion, and the service life is obviously prolonged compared with the whole lining rubber 400.
The device is used for fixing the middle row component of the positive tower of the fine processing regeneration system, and comprises a reinforcing plate 100, a supporting component 200, a middle row component 300 and a lining rubber 400, wherein the reinforcing plate 100 is welded on the inner wall of the positive tower, the supporting component 200 is welded on the reinforcing plate 100, the middle row component 300 is connected with the supporting component 200 through a bolt, and the lining rubber 400 covers the reinforcing plate 100 and the supporting component 200.
The reinforcing plate 100 and the supporting member 200 both adopt Hastelloy C-276 alloy, the Hastelloy C-276 alloy belongs to nickel-molybdenum-chromium-iron-tungsten series nickel base alloy, and the reinforcing plate 100 and the supporting member 200 are made of Hastelloy C-276 alloy materials, so that the reinforcing plate can be used in acidic content liquid of the anode tower for a long time, and the corrosion resistance strength is improved.
In the present embodiment, the size of the reinforcing plate 100 is 16cm by 16 cm.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. A fixing method for a middle row component of a positive tower of a fine treatment regeneration system is characterized by comprising the following steps:
a. cutting and taking down a fixed support configured in the factory of the male tower, removing lining glue (400) of the wall of the male tower of the fixed support part, and polishing until a metal surface is exposed;
b. welding a reinforcing plate (100) on the polished metal surface of the wall of the male tower, welding a support member (200) on the reinforcing plate (100), and connecting a middle row member (300) on the support member (200) through bolts;
c. the reinforcing plate (100) and the support member (200) are covered with the lining rubber (400), and the screw hole between the support member (200) and the middle row member (300) is not treated with the lining rubber (400).
2. The method for fixing the middle row component of the male tower of the fine treatment regeneration system according to claim 1, wherein the reinforcement plate (100) and the wall of the male tower in the step b are welded fully around.
3. The method for fixing the middle row component of the male tower of the fine processing regeneration system as claimed in claim 1, wherein in the step b, double-sided full welding is adopted between the reinforcing plate (100) and the supporting component (200).
4. The method for fixing the middle row component of the positive tower of the fine processing regeneration system according to claim 1, wherein the area of the lining rubber (400) in the step a is 20cm by 20 cm.
5. A fixing device for middle row members of a male tower of a fine processing and regeneration system is characterized by comprising a reinforcing plate (100), a supporting member (200), a middle row member (300) and lining rubber (400), wherein the reinforcing plate (100) is welded on the inner wall of the male tower, the supporting member (200) is welded on the reinforcing plate (100), the middle row member (300) is connected with the supporting member (200) through bolts, and the lining rubber (400) covers the reinforcing plate (100) and the supporting member (200).
6. The male tower middle row component fixing device of the fine processing regeneration system as claimed in claim 5, wherein the reinforcing plate (100) is made of Hastelloy C-276 alloy.
7. The positive tower middle row component fixing device of the fine processing regeneration system as claimed in claim 5, wherein the supporting component (200) is made of Haw C-276 alloy.
8. The positive column row member fixture of a finishing regeneration system according to claim 5, wherein the size of the reinforcing plate (100) is 16cm by 16 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111280825.XA CN114082453A (en) | 2021-10-29 | 2021-10-29 | Method and device for fixing middle row component of positive tower of fine treatment regeneration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111280825.XA CN114082453A (en) | 2021-10-29 | 2021-10-29 | Method and device for fixing middle row component of positive tower of fine treatment regeneration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114082453A true CN114082453A (en) | 2022-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111280825.XA Pending CN114082453A (en) | 2021-10-29 | 2021-10-29 | Method and device for fixing middle row component of positive tower of fine treatment regeneration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114082453A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2725417B1 (en) * | 1977-06-04 | 1978-03-16 | Schlegel Gmbh | Rubber fender with pref. polyethylene facing bolted on - is made in long lengths, for better force distribution along the ship |
| CN201458121U (en) * | 2009-07-07 | 2010-05-12 | 上海贤达罗兰压力容器制造有限公司 | Connecting structure of linear and container inner piece using active metal and steel composite board as liner |
| CN104729322A (en) * | 2013-12-20 | 2015-06-24 | 魏德义 | Anti-corrosion semi-volume type heat exchanger with lining rubber |
| CN105346871A (en) * | 2015-11-27 | 2016-02-24 | 安徽六国化工股份有限公司 | Storing tank for corrosive medium |
| CN105674310A (en) * | 2016-01-18 | 2016-06-15 | 杭州顺豪橡胶工程有限公司 | New method for corrosion resistant transformation of flue gas desulfurization concrete chimney of coal-fired power plant |
| CN205461108U (en) * | 2016-03-23 | 2016-08-17 | 安徽安纳达钛业股份有限公司 | Anticorrosive vacuum crystallization jar |
| CN209957433U (en) * | 2019-05-14 | 2020-01-17 | 兴化市励达不锈钢丝管厂 | Arrange device in mixed bed cloth alkali that anti-aging intensity is high |
-
2021
- 2021-10-29 CN CN202111280825.XA patent/CN114082453A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2725417B1 (en) * | 1977-06-04 | 1978-03-16 | Schlegel Gmbh | Rubber fender with pref. polyethylene facing bolted on - is made in long lengths, for better force distribution along the ship |
| CN201458121U (en) * | 2009-07-07 | 2010-05-12 | 上海贤达罗兰压力容器制造有限公司 | Connecting structure of linear and container inner piece using active metal and steel composite board as liner |
| CN104729322A (en) * | 2013-12-20 | 2015-06-24 | 魏德义 | Anti-corrosion semi-volume type heat exchanger with lining rubber |
| CN105346871A (en) * | 2015-11-27 | 2016-02-24 | 安徽六国化工股份有限公司 | Storing tank for corrosive medium |
| CN105674310A (en) * | 2016-01-18 | 2016-06-15 | 杭州顺豪橡胶工程有限公司 | New method for corrosion resistant transformation of flue gas desulfurization concrete chimney of coal-fired power plant |
| CN205461108U (en) * | 2016-03-23 | 2016-08-17 | 安徽安纳达钛业股份有限公司 | Anticorrosive vacuum crystallization jar |
| CN209957433U (en) * | 2019-05-14 | 2020-01-17 | 兴化市励达不锈钢丝管厂 | Arrange device in mixed bed cloth alkali that anti-aging intensity is high |
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