CN213434403U - Reaction tank for preparing high-temperature corrosion inhibitor - Google Patents
Reaction tank for preparing high-temperature corrosion inhibitor Download PDFInfo
- Publication number
- CN213434403U CN213434403U CN202021601372.7U CN202021601372U CN213434403U CN 213434403 U CN213434403 U CN 213434403U CN 202021601372 U CN202021601372 U CN 202021601372U CN 213434403 U CN213434403 U CN 213434403U
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- China
- Prior art keywords
- tank
- stirring
- tank body
- corrosion inhibitor
- stirring shaft
- Prior art date
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- Expired - Fee Related
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- 230000007797 corrosion Effects 0.000 title claims abstract description 26
- 238000005260 corrosion Methods 0.000 title claims abstract description 26
- 239000003112 inhibitor Substances 0.000 title claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 64
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 7
- 230000003068 static effect Effects 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 9
- 239000010963 304 stainless steel Substances 0.000 claims description 5
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract 1
- 239000000376 reactant Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- HNNQYHFROJDYHQ-UHFFFAOYSA-N 3-(4-ethylcyclohexyl)propanoic acid 3-(3-ethylcyclopentyl)propanoic acid Chemical compound CCC1CCC(CCC(O)=O)C1.CCC1CCC(CCC(O)=O)CC1 HNNQYHFROJDYHQ-UHFFFAOYSA-N 0.000 description 1
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Natural products P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000006184 cosolvent Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- -1 phosphine compound Chemical class 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
Images
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- Mixers Of The Rotary Stirring Type (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses a reaction tank for preparing high-temperature corrosion inhibitor, which comprises a tank cover and a tank body, wherein the upper end of the tank body is provided with the tank cover, the top of the tank cover is provided with a driving motor, the driving motor is decelerated by a reducer, an output shaft of the reducer is connected with a stirring shaft, the stirring shaft passes through the tank cover and enters the tank body, the lower end of the stirring shaft is provided with a round base close to the bottom of the tank body, the bottom of the tank body is provided with a limit boss corresponding to the round base, the round base is nested in the limit boss, the stirring shaft is provided with three groups of stirring blades along the length direction, the stirring blades are, when the stirring shaft is static, the telescopic blades are nested in the stirring blades, and when the stirring shaft rotates at a high speed, the telescopic blades overcome the acting force of the extension spring and extend out of the stirring blades. The utility model discloses simple structure, reasonable in design, dismouting and washing convenience, retort long service life, the operation is stable.
Description
Technical Field
The utility model belongs to the technical field of chemical industry equipment, concretely relates to retort for preparing high temperature corrosion inhibitor.
Background
The main component of the high-temperature corrosion inhibitor is a polyamino organic phosphine compound, and the high-temperature corrosion inhibitor is prepared by adding a dispersant, a cosolvent and other auxiliary component preparations, can be adsorbed on the metal surface of a vacuum tower device at the high temperature of 400 ℃ to form a compact chemical protective film which is insoluble in raw oil, and the protective film is resistant to scouring, high-temperature and good in durability, can effectively prevent naphthenic acid and sulfur-containing compounds from corroding metals, can meet the requirements of processing high-sulfur and high-acid crude oil in an oil refinery, has an excellent corrosion inhibition effect, has a good scale prevention effect, has the characteristics of high efficiency, low toxicity, good compatibility and the like, and is convenient to inject, high in corrosion inhibition efficiency, non-toxic and harmless.
The processing to the corrosion inhibitor among the existing equipment is usually in a retort, because the processing of corrosion inhibitor needs multiple raw materials to react and mixes, need react earlier and generate intermediate product when processing, current retort stirring vane adopts the suspension type design usually, is being equipped with high-speed rotation under the condition of a plurality of stirring rods in the pivot, and stability is relatively poor, can reduce the rotational speed of pivot usually and keep stable rotatory, and the mixing of reactant just can not be in place, does not obtain the abundant reaction.
Disclosure of Invention
In order to overcome among the prior art retort stirring vane's suspension type structure easily cause pivot poor stability, reactant mix abundant technical defect inadequately, the utility model provides a retort for preparing high temperature corrosion inhibitor (HTcorrosion inhibitor), the (mixing) shaft bottom is supported through circular base and jar body formation to make the (mixing) shaft obtain improving by cantilever structure, and nested flexible blade that has in stirring vane, make stirring vane's the regional grow of stirring, reactant in the retort can obtain the intensive mixing, has solved above-mentioned technical problem.
The utility model realizes the above purpose by the following technical proposal, a reaction tank for preparing high-temperature corrosion inhibitor, which comprises a tank cover and a tank body, the upper end of the tank body is provided with the tank cover, the top of the tank cover is provided with a driving motor, the driving motor is decelerated by a decelerator, an output shaft of the decelerator is connected with a stirring shaft, the stirring shaft passes through the tank cover to enter the tank body, the lower end of the stirring shaft is provided with a round base near the bottom of the tank body, the bottom of the tank body is provided with a limit boss corresponding to the round base, the round base is embedded in the limit boss, the stirring shaft is provided with three groups of stirring blades along the length direction, the stirring blades are embedded with telescopic blades, the telescopic blades are connected with the stirring blades through a tension spring, when the stirring shaft is static, the telescopic blades are embedded, extending from the stirring blade.
According to the reaction tank for preparing the high-temperature corrosion inhibitor, the tank cover and the tank body are made of 304 stainless steel, and the wall thickness is 8-10 mm.
The reaction tank for preparing the high-temperature corrosion inhibitor is characterized in that a temperature sensor and an intelligent capacitance liquid level meter are arranged in the tank body, the temperature sensor is a PT100 thermocouple, and the intelligent capacitance liquid level meter adopts a high-temperature resistant UCG3011 liquid level meter.
In the reaction tank for preparing the high-temperature corrosion inhibitor, the stirring blade is in a strip-shaped hollow structure, is made of 304 stainless steel and has a thickness of 3mm-5 mm.
In the reaction tank for preparing the high-temperature corrosion inhibitor, the fit clearance between the circular base and the limiting boss is 2-4 mm.
According to the reaction tank for preparing the high-temperature corrosion inhibitor, the maximum stretching length of the stretching spring is smaller than the distance from the end part of the stirring blade to the inner wall of the tank body.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can reach following beneficial effect:
1. the utility model relates to a retort for preparing high temperature corrosion inhibitor, the bottom of the stirring shaft forms a support with the retort body through the round base, thereby improving the cantilever structure of the stirring shaft, enhancing the stability, and the stirring shaft can also keep good rigidity even in the high-speed rotation process;
2. the utility model discloses a nested flexible blade that has among the stirring vane, when the (mixing) shaft stirs the mixture in to the retort, flexible blade stretches out from stirring vane, makes stirring vane's the regional grow of stirring, and the reactant in the retort can obtain the intensive mixing.
Drawings
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the overall structure of a reaction tank for preparing a high-temperature corrosion inhibitor according to the present invention;
FIG. 2 is a schematic view of the connection relationship between the stirring blade, the retractable blade and the extension spring according to the present invention;
in the figure: 1-driving motor, 2-tank cover, 3-speed reducer, 4-tank body, 5-stirring shaft, 6-round base, 7-limit boss, 8-stirring blade, 9-telescopic blade and 10-extension spring.
Detailed Description
As shown in FIG. 1, the overall structure of a reaction tank for preparing a high temperature corrosion inhibitor is schematically shown, which comprises a tank cover 2 and a tank body 4, wherein the tank cover 2 is arranged at the upper end of the tank body 4, a driving motor 1 is arranged at the top of the tank cover 2, the driving motor 1 is decelerated by a speed reducer 3, a stirring shaft 5 is connected to an output shaft of the speed reducer 3, the stirring shaft 5 penetrates through the tank cover 2 and enters the tank body 4, a circular base 6 is arranged at the lower end of the stirring shaft 5, which is close to the bottom of the tank body 4, a limiting boss 7 is arranged at the bottom of the tank body 4, which corresponds to the circular base 6, the circular base 6 is nested in the limiting boss 7, three groups of stirring blades 8 are arranged on the stirring shaft 5 along the length direction, telescopic blades 9 are nested in the stirring blades 8, the telescopic blades, when the stirring shaft 5 rotates at a high speed, the telescopic blades 9 overcome the acting force of the extension spring 10 under the action of centrifugal force and extend out of the stirring blades 8.
The tank cover 2 and the tank body 4 are both made of 304 stainless steel, the wall thickness is 8mm-10mm, a temperature sensor and an intelligent capacitance liquid level meter are arranged inside the tank body 4, the temperature sensor is a PT100 thermocouple, and the intelligent capacitance liquid level meter adopts a high temperature resistant UCG3011 liquid level meter.
The utility model discloses when specifically using, the support is formed through circular base 6 and jar body in (mixing) shaft 5 bottom, thereby make the cantilever structure of (mixing) shaft 5 improve, stability reinforcing, even at high-speed rotatory in-process, the (mixing) shaft 5 also can keep good rigidity, nested flexible blade 9 that has among the stirring vane 8, when the mixture of (mixing) shaft 5 in to the retort stirs, flexible blade 9 stretches out from stirring vane 8, make stirring vane 8's stirring region grow, the reactant in the retort can obtain the intensive mixing, when the retort is out of work, flexible blade 9 retracts again in stirring vane 8 under extension spring 10's pulling force, in the in-process of uncapping, can not interfere with the opening of the 4 upper ends of jar body, make things convenient for cover 2 to separate from jar body 4.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (6)
1. The reaction tank for preparing the high-temperature corrosion inhibitor is characterized by comprising a tank cover (2) and a tank body (4), wherein the tank cover (2) is arranged at the upper end of the tank body (4), a driving motor (1) is installed at the top of the tank cover (2), the driving motor (1) is decelerated through a speed reducer (3), a stirring shaft (5) is connected onto an output shaft of the speed reducer (3), the stirring shaft (5) penetrates through the tank cover (2) to enter the tank body (4), a circular base (6) is arranged at the position, close to the bottom of the tank body (4), of the lower end of the stirring shaft (5), a limiting boss (7) is arranged at the position, corresponding to the circular base (6), of the bottom of the tank body (4), the circular base (6) is nested in the limiting boss (7), three groups of stirring blades (8) are arranged on the stirring shaft (5) along the length direction, and telescopic, the telescopic blade (9) is connected with the stirring blade (8) through the extension spring (10), when the stirring shaft (5) is static, the telescopic blade (9) is nested in the stirring blade (8), and when the stirring shaft (5) rotates at a high speed, the telescopic blade (9) overcomes the elasticity of the extension spring (10) under the action of centrifugal force and extends out of the stirring blade (8).
2. The reaction tank for preparing the high-temperature corrosion inhibitor according to claim 1, wherein the tank cover (2) and the tank body (4) are made of 304 stainless steel materials, and the wall thickness is 8mm-10 mm.
3. The reaction tank for preparing the high-temperature corrosion inhibitor according to claim 2, wherein a temperature sensor and an intelligent capacitance liquid level meter are arranged in the tank body (4), the temperature sensor is a PT100 thermocouple, and the intelligent capacitance liquid level meter adopts a high-temperature resistant UCG3011 liquid level meter.
4. The reaction tank for preparing the high-temperature corrosion inhibitor according to claim 1, wherein the stirring blade (8) is of an elongated hollow structure, is made of 304 stainless steel, and has a thickness of 3mm to 5 mm.
5. The reaction tank for preparing the high-temperature corrosion inhibitor according to claim 1, wherein the fit clearance between the circular base (6) and the limiting boss (7) is 2mm-4 mm.
6. The reaction tank for preparing the high-temperature corrosion inhibitor according to claim 1, wherein the maximum stretching length of the stretching spring (10) is less than the distance from the end of the stirring blade (8) to the inner wall of the tank body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021601372.7U CN213434403U (en) | 2020-08-05 | 2020-08-05 | Reaction tank for preparing high-temperature corrosion inhibitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021601372.7U CN213434403U (en) | 2020-08-05 | 2020-08-05 | Reaction tank for preparing high-temperature corrosion inhibitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213434403U true CN213434403U (en) | 2021-06-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021601372.7U Expired - Fee Related CN213434403U (en) | 2020-08-05 | 2020-08-05 | Reaction tank for preparing high-temperature corrosion inhibitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213434403U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113718555A (en) * | 2021-08-19 | 2021-11-30 | 湖州立方实业有限公司 | Brand-new eyesight-improving paper with excellent performance and efficient preparation process thereof |
-
2020
- 2020-08-05 CN CN202021601372.7U patent/CN213434403U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113718555A (en) * | 2021-08-19 | 2021-11-30 | 湖州立方实业有限公司 | Brand-new eyesight-improving paper with excellent performance and efficient preparation process thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |