CN218781690U - Anodic protection acid cooler with automatic flushing function - Google Patents
Anodic protection acid cooler with automatic flushing function Download PDFInfo
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- CN218781690U CN218781690U CN202223268262.5U CN202223268262U CN218781690U CN 218781690 U CN218781690 U CN 218781690U CN 202223268262 U CN202223268262 U CN 202223268262U CN 218781690 U CN218781690 U CN 218781690U
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Abstract
The utility model discloses an anodic protection acid cooler that possesses automatic washing function, including anodic protection acid cooler, anodic protection acid cooler goes out sour mouthful department and is equipped with first communication pipe, first communication pipe respectively with put sour subassembly, supply to press subassembly and flushing assembly, the flushing assembly other end enters sour mouthful with anodic protection acid cooler and is linked together, the utility model discloses a cooperation between each part, can solve the problem that the scale deposit stopped up easily to current anodic protection acid cooler sour way, prevented because the heat transfer effect that the acid way blockked up and be difficult to abluent problem, can effectual increase anodic protection acid cooler life, prevent the system because the acidic circuit of anodic protection acid cooler blocks up serious and cause the system to stop production, the device has reduced the system running cost simultaneously, has improved the productivity to equipment can not cause the problem of equipment corrosion aggravation because production energy consumption increases and overtemperature.
Description
Technical Field
The utility model relates to a concentrated sulfuric acid heat transfer cooling technical field, in particular to anodic protection acid cooler who possesses automatic washing function.
Background
Along with the investment of smelting enterprises to high impurity raw materials in the production of acid by smelting flue gas, the problems of scaling and blockage of an acid path and the like of an anode protection acid cooling device at a dry absorption section of a sulfuric acid system gradually occur, and then the heat exchange effect of a heat exchanger is poor and the cleaning is difficult are caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses problem to prior art exists, the utility model provides an anodic protection acid cooler who possesses automatic washing function, can solve the problem that the scale deposit jam appears in the sour way of current anodic protection acid cooler easily, prevented because the heat transfer effect that sour way blockked up and be difficult to abluent problem that causes is poor, can the sour cooler life of effectual increase anodic protection, prevent the system because the sour way of anodic protection acid cooler blocks up seriously and cause the system to stop production, the device has reduced system operation cost simultaneously, production capacity has been improved, and equipment can not arouse the problem that equipment corrodes the aggravation because of the production energy consumption increases and the excess temperature.
The technical scheme adopted for achieving the purpose is as follows:
the utility model provides an anodic protection acid cooler that possesses automatic washing function, includes anodic protection acid cooler, its characterized in that, anodic protection acid cooler play acid port department is equipped with first communication pipeline, first communication pipeline respectively with put sour subassembly, supply to press the subassembly and wash the subassembly and link to each other, it advances sour mouthful with anodic protection acid cooler to wash the subassembly other end and is linked together, discharges to the inside remaining acid of anodic protection acid cooler through putting that sour subassembly is preferential, washes the scale removal repeatedly to anodic protection acid cooler inside through washing the subassembly, makes to be located the inside flush fluid of anodic protection acid cooler fully react through supplying to press the subassembly.
Furthermore, a pressure balance valve is arranged at the acid inlet of the anode protection acid cooler, and a hydrogen alarm is arranged on one side of the pressure balance valve.
Furthermore, the first communicating pipeline is a four-way stainless steel pipeline, four outlets of the communicating pipeline are respectively provided with a first valve, a second valve, a third valve and a fourth valve, the other end of the first valve is communicated with an acid outlet of the anodic protection acid cooler, a flow meter is arranged on one side of the first communicating pipeline, which is located on the first valve, the other end of the second valve is communicated with the pressure supply assembly, the other end of the third valve is communicated with the flushing assembly, and the other end of the fourth valve is communicated with the acid discharge assembly.
Further, the pressure supply assembly comprises a gas storage tank and a compressed air source, and the second valve, the gas storage tank and the compressed air source are sequentially communicated with one another.
Furthermore, the flushing component comprises a second communicating pipeline, a flushing liquid storage tank, a circulating pump, a third communicating pipeline and a waste liquid storage tank, the second communicating pipeline is connected with a third valve, the third communicating pipeline is connected with the waste liquid storage tank, a fifth valve is arranged between the third communicating pipeline and the waste liquid storage tank, the third communicating pipeline is connected with an acid inlet of the anodic protection acid cooler, a sixth valve is arranged between the third communicating pipeline and the anodic protection acid cooler, the flushing liquid is communicated with the acid inlet of the anodic protection acid cooler sequentially through the second communicating pipeline, the circulating pump and the third communicating pipeline, and a seventh valve is arranged between the second communicating pipeline and the flushing liquid storage tank.
Furthermore, the second communicating pipeline is a three-way stainless steel pipeline, three outlets of the second communicating pipeline are respectively communicated with the third valve, the circulating pump and the flushing liquid storage tank, the third communicating pipeline is a three-way stainless steel pipeline, and three outlets of the third communicating pipeline are respectively connected with the circulating pump, the waste liquid storage tank and the acid inlet of the anode protection acid cooler.
Further, the junction of third intercommunication pipeline and circulating pump is equipped with PH and detects meter and temperature detector, PH detects meter and temperature detector and all is linked together with the third intercommunication pipeline.
Further, the acid discharge assembly comprises an underground sulfuric acid tank, and the underground sulfuric acid tank is communicated with a fourth valve.
Further, the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve and the seventh valve are all fluorine-lined butterfly valves.
The utility model discloses the beneficial effect who has does:
1. the utility model discloses an put sour subassembly, supply to press mutually supporting between subassembly and the flushing assembly, can realize the washing to the sour cooler of anodic protection, thereby to the inside clearance of the sour cooler of anodic protection and take away, thereby increase the life of the sour cooler of anodic protection, guarantee the heat transfer effect of the sour cooler of anodic protection, prevent the system because the sour way of anodic protection stops up seriously and cause the system to stop production, the device has reduced the system running cost simultaneously, improve the productivity, and equipment can not cause the problem of equipment corrosion aggravation because production energy consumption increases and overtemperature.
2. The utility model discloses connecting tube all adopts acid and alkali-resistance corrosion material among the device, guarantees in the device use, and the pipeline can not receive acid and alkali corrosion, and the inside valve of device all adopts the lining fluorine butterfly valve simultaneously, can adjust the flow size in the pipeline to can prevent liquid corrosion, the flush fluid in the flushing assembly is high temperature alkaline liquid in this device, can clear up the inside sour way of anodic protection acid cooler better.
3. The utility model discloses the device can freely be adjusted according to the time of stopping production to washing of anodic protection acid cooler, must not disassemble equipment simultaneously, washes anodic protection acid cooler during other overhaul of the equipments again, need not the specific maintenance of stopping production that carries on, can adjust the number of times of washing the replacement simultaneously according to the inside sour way structure condition of anodic protection acid cooler for it is very convenient when the device wholly uses.
4. The utility model discloses be equipped with the flowmeter in the device, can monitor the flow of putting the sour in-process in real time for the whole operation process is more convenient directly perceived.
5. The utility model discloses be equipped with PH detector and thermometer in the device, can be real-timely monitor the PH value and the temperature of the flush fluid of device inner loop to adjust the washing process to different situation.
6. The utility model discloses device acid cooler of anodic protection acid cooler advances acid mouthful department and is equipped with the pressure balance valve, can be in the device working process balanced anodic protection acid cooler internal and external pressure, and when the inside replacement reaction that carries out of anodic protection acid cooler, be used for the discharge to gaseous, through the stability of the whole working process of effectual assurance, pressure balance valve department is equipped with the hydrogen alarm appearance simultaneously, can monitor the inside reaction of anodic protection acid cooler in real time, can be accurate confirm the time of reaction completion, the convenience of reinforcing device.
Drawings
Fig. 1 is a schematic view of the structure of the device of the present invention.
The device comprises a first valve 1, a second valve 2, a third valve 3, a fourth valve 4, a fifth valve 5, a sixth valve 6, a seventh valve 7, a pressure balance valve 8, a flushing liquid storage tank 9, an air storage tank 10, a compressed air source 11, a circulating pump 12, an anode protection acid cooler 13, a sulfuric acid underground tank 14, a PH detector 15, a temperature detector 16, a flowmeter 17, a hydrogen alarm 18, a first communicating pipeline 19, a second communicating pipeline 20, a third communicating pipeline 21 and a waste liquid storage tank 22.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the present embodiments, certain elements of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1, the embodiment discloses an anodic protection acid cooler with an automatic flushing function, including an anodic protection acid cooler 13, an acid outlet of the anodic protection acid cooler 13 is provided with a first communication pipeline 19, the first communication pipeline 19 is a four-way stainless steel pipeline, four outlets of the first communication pipeline 19 are respectively provided with a first valve 1, a second valve 2, a third valve 3 and a fourth valve 4, the first communication pipeline 19 is connected with the acid outlet of the anodic protection acid cooler 13 through the first valve 1, the first communication pipeline 19 is connected with a pressure supply component through the second valve 2, the first communication pipeline 19 is connected with a flushing component through the third valve 3, and the other end of the flushing component is connected with the acid inlet of the anodic protection acid cooler 13, so that a loop is formed between the anodic protection acid cooler 13 and the flushing component, the first communication pipeline 19 is connected with the acid discharge component through the fourth valve 4, the acid discharge component preferentially discharges residual acid inside the anodic protection acid cooler 13 through the acid discharge component, the internal and external flushing protection acid cooler 13 is protected through the flushing component, the pressure balance monitoring instrument for monitoring the acid cooler 13 is provided with a hydrogen pressure balance protection function, and the internal and external pressure balance instrument for monitoring and the anodic protection acid cooler 13.
As shown in fig. 1, the acid discharge assembly includes an underground sulfuric acid tank 14, the underground sulfuric acid tank 14 is connected with a first communication pipeline 19 through a fourth valve 4, meanwhile, the underground sulfuric acid tank 14 is communicated with an acid outlet of the anodic protection acid cooler 13 through the fourth valve 4 and the first valve 1 in sequence, a flow meter 17 is arranged on one side of the first valve 1 on the first communication pipeline 19, the original acid inside the anodic protection acid cooler 13 sequentially passes through the first valve 1, the first communication pipeline 19 and the fourth valve 4 by opening the first valve 1 and the fourth valve 4 and enters the underground sulfuric acid tank 14, and the acid discharge process is monitored through the flow meter 17.
As shown in fig. 1, the pressure supply assembly includes a gas storage tank 10 and a compressed air source 11, the gas storage tank 10 is connected to a first communication pipeline 19 through a second valve 2, the compressed air source 11 is connected into the first communication pipeline 19 through the gas storage tank 10, meanwhile, the gas storage tank 10 preferentially stores compressed air coming from the compressed air source 11, when compressed air needs to be introduced, the second valve 2, the first valve 1 and the pressure balance valve 8 are opened, compressed air stored in advance in the gas storage tank 10 enters the anode protection acid cooler 13 through the second valve 2 and the first valve 1, so that flushing fluid inside the anode protection acid cooler 13 fully reacts with a scale formation part of an acid path of the anode protection acid cooler 13, and a hydrogen alarm 18 observes hydrogen amount overflowing from the pressure balance valve 8 due to acid-base neutralization reaction, and after no hydrogen overflows, the second valve 2 is closed to complete pressure supply work.
As shown in fig. 1, the flushing assembly includes a flushing liquid storage tank 9, a circulation pump 12 and a waste liquid storage tank 22, a second communication pipeline 20 is arranged between the circulation pump 12 and the flushing liquid storage tank 9, the second communication pipeline 20 is a three-way stainless steel pipeline, three outlets of the second communication pipeline 20 are respectively connected with a first communication pipeline 19, the flushing liquid storage tank 9 and the circulation pump 12, a third valve 3 is arranged between the second communication pipeline 20 and the first communication pipeline 19, a seventh valve 7 is arranged between the second communication pipeline 20 and the flushing liquid storage tank 9, a third communication pipeline 21 is arranged between the circulation pump 12 and the waste liquid storage tank 22, the third communication pipeline 21 is a three-way stainless steel pipeline, three outlets of the third communication pipeline 21 are respectively connected with acid inlets of the circulation pump 12, the waste liquid storage tank 22 and the anode protection acid cooler 13, a fifth valve 5 is arranged between the third communication pipeline 21 and the waste liquid storage tank 22, a sixth valve 6 is arranged between the third communication pipeline 21 and the acid inlet of the anode protection acid cooler 13, a temperature detector 16 and a 17 are arranged at the connection between the third communication pipeline 21 and the anode protection acid cooler 12, when the anode protection acid cooler 13 is needed, the flushing assembly is fully closed, the flushing fluid pressure of the anode protection acid cooler 13 is fully balanced, the anode protection system is started, the anode protection system is operated by the anode protection valve 7, the anode protection valve 12, the anode protection valve 13, the anode protection system 12 and the anode protection system 13, the anode protection system is fully operates, the anode protection system 12, the anode protection system is operated by the anode protection acid cooler 12, the anode protection system 12 and the anode protection system 13, the anode protection system is operated by the anode protection system 12, the first valve 1, the third valve 3 and the sixth valve 6 are opened, the circulating pump 12 is started to work, so that washing liquid in the anode protection acid cooler 13 sequentially passes through the first valve 1, the third valve 3, the circulating pump 12, the sixth valve 6 and the anode protection acid cooler 13, the large-circulation cleaning is started, the large-circulation cleaning is stopped until the display value of the pH detector 15 is less than 7, the sixth valve 6 is closed, the fifth valve 5 is opened, the washed waste liquid is discharged into the waste liquid storage tank 22, and when the washing is carried out, the washing times can be adjusted according to specific conditions.
As shown in fig. 1, inside first communicating pipe 19 of this device, second communicating pipe 20, each communicating pipe between third communicating pipe 21 and each part of whole device all need adopt acid and alkali corrosion resistant's material, what adopt in this embodiment is stainless steel, do also adopt material such as glass steel acid and alkali corrosion resistant, all valves inside the device simultaneously are like first valve 1, second valve 2 etc. all need adopt the valve of preventing liquid corrosion, what adopt in this embodiment is the lining fluorine butterfly valve, can regulate and control the size of flow when preventing liquid corrosion.
As shown in fig. 1, the inside flush fluid of flush fluid storage tank 9 in this embodiment is high temperature alkaline liquid, can react the neutralization to the scale deposit on the acid circuit of anodic protection acid cooler 13, and then promote the heat transfer effect of anodic protection acid cooler 13, the imported acid temperature of dry absorption workshop section tower body during the reduction system operation, the effectual rate of operating that improves the system, increase system operation duration, slow down the corruption that equipment arouses because of the overtemperature simultaneously, extension equipment life, thereby improve the performance of enterprises.
The utility model discloses when using, including following step:
step A: opening the first valve 1, the fourth valve 4 and the pressure balance valve 8, and closing the other valves, so that the residual acid in the anode protection acid cooler 13 enters the underground sulfuric acid tank 14 through the acid outlet via the first valve 1, the first communication pipeline 19 and the fourth valve 4 in sequence to complete the acid discharge operation, and is monitored by the flow meter 17;
and B, step B: on the basis of the step A, the fourth valve 4 and the first valve 1 are closed, the seventh valve 7 and the sixth valve 6 are opened, the circulating pump 12 is started, the circulating pump 12 drives the flushing liquid in the flushing liquid storage tank 9 to sequentially pass through the seventh valve 7, the circulating pump 12, the third communication pipeline 22 and the sixth valve 6 to enter the anodic protection acid cooler 13, and the circulating pump 12 is stopped and the flushing liquid is not injected when the flushing liquid meets a proper amount through observation;
and C: on the basis of the step B, closing the seventh valve 7 and the sixth valve 6, sequentially opening the second valve 2 and the first valve 1, sequentially passing the compressed air in the air storage tank 10 through the second valve 2, the first communication pipeline 19 and the first valve 1 to enter the anode protection acid cooler 13, stirring flushing liquid in the anode protection acid cooler 13 and scales in the anode protection acid cooler 13 and fully reacting, monitoring hydrogen overflowing from the pressure balance valve 8 due to acid-base neutralization reaction according to a hydrogen alarm 18, and closing the second valve 2 after the reaction is fully completed when no hydrogen overflows;
step D: on the basis of the step C, opening a third valve 3 and a sixth valve 6, starting a circulating pump 12, enabling a flushing liquid to sequentially pass through a first valve 1, a first communicating pipeline 19, the third valve 3, a second communicating pipeline 20, the circulating pump 12, a third communicating pipeline 21, the sixth valve 6 and an anode protection acid cooler 13, starting to perform large-cycle cleaning after the flushing liquid returns to the first valve 1, monitoring the PH value of the liquid through a PH detector, and stopping the circulating pump 12 when the PH value is smaller than 7;
step E: on the basis of the step D, closing the sixth valve 6 and opening the fifth valve 5 to discharge the flushing waste liquid, wherein the flushing waste liquid enters the waste liquid storage tank 22 through the fifth valve 5;
step F: and E, restarting the steps B-E according to the cleaning condition on the basis of the step E, and stopping all processes after repeatedly cleaning for several times to finish cleaning.
Taking a certain copper smelting production enterprise as an example, the temperature of the blowing furnace of the copper smelting furnace is reduced by a waste heat boiler, an electric dust collector and a bag-type dust collector collect dust and then enter an acid making working section, and the flue gas enters a dry absorption working section after passing through a purification working section. The heat exchange efficiency of the one-absorption anode protection acid cooling device is continuously reduced due to scaling, and the heat exchange coefficient of the actual one-absorption anode protection acid cooling device before cleaning is 641.57W/K.m 2 The heat exchange coefficient of the cleaned anode absorption protective acid cooling device is 1137.81W/K.m 2 And the logarithmic mean temperature difference is also reduced from 92.88 ℃ to 67.34 ℃; the heat exchange coefficient of the actual double-absorption anode protection acid cooling device before washing is 6753.70W/K.m 2 The heat exchange coefficient of the cleaned anode absorption protective acid cooling device is 1380.32W/K.m 2 And the logarithmic mean temperature difference is also reduced from 36.69 ℃ to 37.68 ℃. Therefore, after the utility model is used, the outlet acid temperature of the anode protection acid cooler of the anode protection acid cooling device is reduced to below 80 ℃, and the outlet acid temperature of the anode protection acid cooler of the anode protection device is reduced to below 70 ℃ and the heat exchange effect is obviously increased.
In the description of the present invention, it should be understood that the terms "center", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described embodiments, or equivalents may be substituted for some of the features of the embodiments, without departing from the spirit or scope of the present invention.
Claims (9)
1. The utility model provides an anodic protection acid cooler that possesses automatic washing function, includes anodic protection acid cooler, its characterized in that, anodic protection acid cooler play acid port department is equipped with first connecting line, first connecting line respectively with put the acid subassembly, supply to press the subassembly and wash the subassembly and link to each other, it enters the acid mouth with anodic protection acid cooler and is linked together to wash the subassembly other end, discharges through putting the acid subassembly priority to the inside remaining acid of anodic protection acid cooler, washes the scale removal repeatedly through washing the subassembly to anodic protection acid cooler inside, makes the flush fluid that is located anodic protection acid cooler inside fully react through supplying to press the subassembly.
2. The anodic protection acid cooler with the automatic flushing function as claimed in claim 1, wherein a pressure balance valve is arranged at an acid inlet of the anodic protection acid cooler, and a hydrogen alarm is arranged on one side of the pressure balance valve.
3. The anodic protection acid cooler with the automatic flushing function as claimed in claim 1, wherein the first communicating pipeline is a four-way stainless steel pipeline, four outlets of the communicating pipeline are respectively provided with a first valve, a second valve, a third valve and a fourth valve, the other end of the first valve is communicated with an acid outlet of the anodic protection acid cooler, a flow meter is arranged on one side of the first valve of the first communicating pipeline, the other end of the second valve is communicated with the pressure supply assembly, the other end of the third valve is communicated with the flushing assembly, and the other end of the fourth valve is communicated with the acid discharge assembly.
4. The anodic protection acid cooler with the automatic flushing function according to claim 3, wherein the pressure supply assembly comprises an air storage tank and a compressed air source, and the second valve, the compressed air source and the second valve are sequentially communicated with one another through a second valve, the air storage tank and the compressed air source.
5. The anodic protection acid cooler with the automatic flushing function according to claim 3, wherein the flushing component comprises a second communicating pipeline, a flushing liquid storage tank, a circulating pump, a third communicating pipeline and a waste liquid storage tank, the second communicating pipeline is connected with a third valve, the third communicating pipeline is connected with the waste liquid storage tank, a fifth valve is arranged between the third communicating pipeline and the waste liquid storage tank, the third communicating pipeline is connected with an acid inlet of the anodic protection acid cooler, a sixth valve is arranged between the third communicating pipeline and the anodic protection acid cooler, the flushing liquid storage tank is communicated with the acid inlet of the anodic protection acid cooler sequentially through the second communicating pipeline, the circulating pump and the third communicating pipeline, and a seventh valve is arranged between the second communicating pipeline and the flushing liquid storage tank.
6. The anodic protection acid cooler with the automatic flushing function according to claim 5, wherein the second communicating pipe is a three-way stainless steel pipe, three outlets of the second communicating pipe are respectively communicated with a third valve, a circulating pump and a flushing liquid storage tank, the third communicating pipe is a three-way stainless steel pipe, and three outlets of the third communicating pipe are respectively connected with the circulating pump, a waste liquid storage tank and an acid inlet of the anodic protection acid cooler.
7. The anodic protection acid cooler with the automatic flushing function according to claim 6, wherein a PH detector and a temperature detector are arranged at a joint of the third communicating pipeline and the circulating pump, and are both communicated with the third communicating pipeline.
8. The anodic protection acid cooler with automatic flushing function as claimed in claim 3, wherein the acid discharge assembly comprises a sulfuric acid underground tank, and the sulfuric acid underground tank is communicated with a fourth valve.
9. The anodic protection acid cooler with the automatic flushing function of claim 5, wherein the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve and the seventh valve are all fluorine-lined butterfly valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223268262.5U CN218781690U (en) | 2022-12-07 | 2022-12-07 | Anodic protection acid cooler with automatic flushing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223268262.5U CN218781690U (en) | 2022-12-07 | 2022-12-07 | Anodic protection acid cooler with automatic flushing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218781690U true CN218781690U (en) | 2023-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223268262.5U Active CN218781690U (en) | 2022-12-07 | 2022-12-07 | Anodic protection acid cooler with automatic flushing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218781690U (en) |
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2022
- 2022-12-07 CN CN202223268262.5U patent/CN218781690U/en active Active
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