CN220003887U - Novel sodium silicate adds device - Google Patents
Novel sodium silicate adds device Download PDFInfo
- Publication number
- CN220003887U CN220003887U CN202320925185.1U CN202320925185U CN220003887U CN 220003887 U CN220003887 U CN 220003887U CN 202320925185 U CN202320925185 U CN 202320925185U CN 220003887 U CN220003887 U CN 220003887U
- Authority
- CN
- China
- Prior art keywords
- sodium silicate
- tank
- dynamic wave
- dissolving tank
- pipeline
- 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.)
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- 239000004115 Sodium Silicate Substances 0.000 title claims abstract description 170
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 title claims abstract description 170
- 229910052911 sodium silicate Inorganic materials 0.000 title claims abstract description 170
- 238000003860 storage Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000008213 purified water Substances 0.000 claims abstract description 15
- 238000004090 dissolution Methods 0.000 abstract description 17
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052731 fluorine Inorganic materials 0.000 abstract description 8
- 239000011737 fluorine Substances 0.000 abstract description 8
- 239000002253 acid Substances 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 4
- 238000006115 defluorination reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Abstract
The utility model relates to the technical field of fluorine removal systems in a purification process of an acid making system, and discloses a novel sodium silicate adding device which comprises a 40% sodium silicate storage tank, a sodium silicate dissolving tank, a sodium silicate adding metering tank, a primary dynamic wave module and a secondary dynamic wave module; the sodium silicate dissolving tank and the sodium silicate adding and measuring tank are connected through a pipeline to form a loop; the bottom of the side surface of the 40% sodium silicate storage tank is connected with the top of the sodium silicate dissolution tank through a pipeline, and is used for conveying the solution from the 40% sodium silicate storage tank to the sodium silicate dissolution tank; the solution in the sodium silicate dissolving tank is sent to a primary dynamic wave module and a secondary dynamic wave module through pipelines; the pipeline between the 40% sodium silicate storage tank and the sodium silicate dissolving tank is sequentially provided with a 40% sodium silicate adding automatic valve, a purified water adding automatic valve and a 40% sodium silicate adding pump according to the solution flow direction; the concentration of sodium silicate after being dissolved can be accurately controlled, the automatic control level is improved, and the adding concentration and the defluorination effect of sodium silicate are ensured.
Description
Technical Field
The utility model relates to the technical field of fluorine removal systems in a purification process of an acid production system, in particular to a novel sodium silicate adding device.
Background
At present, the smelting flue gas generally contains fluorine with a certain concentration, mainly exists in the form of hydrogen fluoride and silicon tetrafluoride, after the fluorine enters an acid making system, siliceous materials adopted in the purifying and dry-sucking processes of the acid making system are corroded, so that a magnetic ring is cracked and embrittled, the purifying process of the acid making system comprises a primary dynamic wave, a gas cooling tower, a secondary dynamic wave and an electric demister, and a dilute-to-concentrated acid-stringing mode from back to front is adopted among the equipment.
The primary dynamic wave firstly contacts with the smelting fluorine-containing flue gas, most of fluoride enters the tower along with the circulating spray liquid, the fluorine content is highest, and then the gas cooling tower, the secondary dynamic wave and the electric demister are arranged. In order to achieve the maximum defluorination effect, sodium silicate is added to the primary dynamic wave and the secondary dynamic wave respectively. At present, high-concentration sodium silicate is conveyed to a 40% sodium silicate storage tank through a tank truck, 40% sodium silicate is manually pumped to a sodium silicate dissolving tank, purified water is manually added into the dissolving tank to dilute the sodium silicate to 5%, the labor intensity is high, the operation process is complex, and the concentration is unstable after dilution.
In view of this, it is desirable to provide a novel sodium silicate addition device.
Disclosure of Invention
The utility model aims to provide a novel sodium silicate adding device, which aims to solve the problems in the prior art, utilizes sodium silicate dissolving and adding equipment to carry out process transformation, and improves the automation control level so as to ensure the sodium silicate adding concentration and the defluorination effect.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model relates to a novel sodium silicate adding device which comprises a 40% sodium silicate storage tank, a sodium silicate dissolving tank, a sodium silicate adding metering tank, a primary dynamic wave module and a secondary dynamic wave module;
the sodium silicate dissolving tank and the sodium silicate adding and measuring tank are connected through a pipeline to form a loop;
the bottom of the side surface of the 40% sodium silicate storage tank is connected with the top of the sodium silicate dissolution tank through a pipeline, and is used for conveying the solution from the 40% sodium silicate storage tank to the sodium silicate dissolution tank;
the solution in the sodium silicate dissolving tank is sent to a primary dynamic wave module and a secondary dynamic wave module through pipelines;
and a pipeline between the 40% sodium silicate storage tank and the sodium silicate dissolving tank is sequentially provided with a 40% sodium silicate adding automatic valve, a purified water adding automatic valve and a 40% sodium silicate adding pump according to the solution flow direction.
The scheme is further optimized, and the automatic control module is further used for solving the problem that high-concentration sodium silicate is easy to crystallize under the low-temperature condition by controlling the adding amount of 40% sodium silicate and the purified water amount.
The scheme is further optimized, and is characterized in that a sodium silicate dissolving tank pump is arranged in a pipeline between the sodium silicate dissolving tank and the sodium silicate adding metering tank.
As a scheme, a sodium silicate dissolution tank stirrer is arranged in the sodium silicate dissolution tank.
As a scheme for further optimization, a pipeline between the sodium silicate adding metering tank and the primary dynamic wave module is provided with a primary dynamic wave sodium silicate adding automatic valve.
As a scheme for further optimization, a secondary dynamic wave sodium silicate adding automatic valve is arranged on a pipeline between the sodium silicate adding metering tank and the secondary dynamic wave module.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in:
1. the automatic valve is added by the purified water at the inlet of the 40% sodium silicate pump to realize synchronous sodium silicate dilution and pipeline cleaning.
2. The concentration of sodium silicate after dissolution can be accurately controlled, so that uncertainty in artificial addition is avoided, and the fluorine removal capacity of a purification process is ensured.
3. The automatic control of the equipment is realized, the running stability of the equipment is improved, the cost is reduced, and the automatic control device has the advantages of simple structure, reliable performance, simplicity, practicability, convenience in popularization and the like.
Drawings
FIG. 1 is a schematic diagram of a novel sodium silicate adding device.
Wherein: 1. the device comprises a 40% sodium silicate storage tank, 2% sodium silicate dissolving tanks, 3% sodium silicate adding metering tanks, 4% primary dynamic wave modules, 5% secondary dynamic wave modules, 6% sodium silicate adding pumps, 7% sodium silicate dissolving tank pumps, 8% sodium silicate dissolving tank stirring machines, 9% sodium silicate adding automatic valves, 40% sodium silicate adding automatic valves, 10% purified water adding automatic valves, 11% primary dynamic wave sodium silicate adding automatic valves and 12% secondary dynamic wave sodium silicate adding automatic valves.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present embodiment, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the two components can be mechanically connected, can be directly connected or can be indirectly connected through an intermediate medium, and can be communicated with each other. The specific meaning of the above terms in the creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.
Referring to fig. 1, a novel sodium silicate adding device comprises a 40% sodium silicate storage tank 1, a sodium silicate dissolving tank 2, a sodium silicate adding metering tank 3, a primary dynamic wave module 4 and a secondary dynamic wave module 5; the sodium silicate dissolving tank 2 and the sodium silicate adding and measuring tank 3 are connected through a pipeline to form a loop; the bottom of the side surface of the 40% sodium silicate storage tank 1 is connected with the top of the sodium silicate dissolution tank 2 through a pipeline, and is used for conveying the solution from the 40% sodium silicate storage tank 1 to the sodium silicate dissolution tank 2; the solution in the sodium silicate dissolving tank 2 is sent to a primary dynamic wave module 4 and a secondary dynamic wave module 5 through pipelines; the pipeline between the 40% sodium silicate storage tank 1 and the sodium silicate dissolving tank 2 is provided with a 40% sodium silicate adding automatic valve 9, a purified water adding automatic valve 10 and a 40% sodium silicate adding pump 6 in sequence according to the solution flow direction.
Examples
Referring to fig. 1, the novel sodium silicate adding device further comprises an automatic control module for solving the problem that high-concentration sodium silicate is easy to crystallize under the low-temperature condition by controlling the adding amount of 40% sodium silicate and the purified water amount. And a sodium silicate dissolving tank pump 7 is arranged in a pipeline between the sodium silicate dissolving tank 2 and the sodium silicate adding metering tank 3. A sodium silicate dissolution tank stirrer 8 is arranged in the sodium silicate dissolution tank 2. A first-stage dynamic wave sodium silicate adding automatic valve 11 is arranged on a pipeline between the sodium silicate adding metering tank 3 and the first-stage dynamic wave module 4. And a secondary dynamic wave sodium silicate adding automatic valve 12 is arranged on a pipeline between the sodium silicate adding metering tank 3 and the secondary dynamic wave module 5.
The utility model relates to a novel sodium silicate adding device, which also comprises a sodium silicate automatic dissolution related control program, sodium silicate dissolution concentration adjustment and sodium silicate adding amount automatic control.
The 40% sodium silicate adding pump 6 is shifted from the outlet to the inlet of the prior art 40% sodium silicate adding automatic valve 9; the purified water addition automatic valve 10 at the top of the sodium silicate dissolution tank 2 is shifted to the inlet of the 40% sodium silicate addition pump 6.
The novel sodium silicate adding device comprises a sodium silicate automatic dissolution related control program: starting a 40% sodium silicate pump 6 and a sodium silicate adding valve 9 when the lower limit of the liquid level of the sodium silicate dissolving tank 7 gives an alarm; setting the rising liquid level of a sodium silicate dissolving tank 7; closing the 40% sodium silicate addition automatic valve 9; opening a 40% sodium silicate pump inlet purge water valve 10; when the liquid level of the sodium silicate dissolving tank 2 is high, the 40% sodium silicate pump 6 and the inlet purifying water valve 10 are stopped.
The novel sodium silicate adding device comprises sodium silicate dissolution concentration adjustment: setting the rising liquid level of the sodium silicate dissolving tank 2 when 40% sodium silicate is added, and controlling the concentration in the sodium silicate dissolving tank.
The novel sodium silicate adding device comprises automatic control of sodium silicate adding amount: the opening of the primary dynamic wave sodium silicate adding automatic valve 11 and the secondary dynamic wave sodium silicate adding automatic valve 12 automatically flow to the inlets of the circulating pumps of the primary dynamic wave module and the secondary dynamic wave module by setting the adding quantity through the height difference.
Through the novel sodium silicate adding device, the outlet of a 40% sodium silicate pump and 2 automatic valves from purified water to a sodium silicate dissolving tank in the original process are utilized, and the outlet of the 40% sodium silicate pump is shifted to the inlet of the 40% sodium silicate pump, so that the adding of sodium silicate and purified water can be controlled respectively; the automatic valve is added through the purified water at the inlet of the 40% sodium silicate pump to realize synchronous sodium silicate dilution and pipeline cleaning; the concentration of sodium silicate after dissolution can be accurately controlled, so that uncertainty during artificial addition is avoided, and the fluorine removal capacity of a purification process is ensured; by designing an automatic control program of an instrument, the initial adding 40% sodium silicate liquid level of the sodium silicate dissolving tank is set, the rising liquid level of 40% sodium silicate and the adding end liquid level of purified water are added into the adjustable sodium silicate dissolving tank, and the starting and stopping of a 40% sodium silicate pump and the opening and closing of an automatic valve are controlled according to the liquid level of the sodium silicate dissolving tank.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions that would be apparent to those skilled in the art within the scope of the present utility model should be included in the scope of the present utility model.
Claims (6)
1. The novel sodium silicate adding device is characterized by comprising a 40% sodium silicate storage tank (1), a sodium silicate dissolving tank (2), a sodium silicate adding metering tank (3), a primary dynamic wave module (4) and a secondary dynamic wave module (5);
the sodium silicate dissolving tank (2) and the sodium silicate adding and measuring tank (3) are connected through a pipeline to form a loop;
the bottom of the side surface of the 40% sodium silicate storage tank (1) is connected with the top of the sodium silicate dissolving tank (2) through a pipeline, and is used for conveying the solution from the 40% sodium silicate storage tank (1) to the sodium silicate dissolving tank (2);
the solution in the sodium silicate dissolving tank (2) is sent to a primary dynamic wave module (4) and a secondary dynamic wave module (5) through pipelines;
the pipeline between the 40% sodium silicate storage tank (1) and the sodium silicate dissolving tank (2) is sequentially provided with a 40% sodium silicate adding automatic valve (9), a purified water adding automatic valve (10) and a 40% sodium silicate adding pump (6) according to the solution flow direction.
2. The novel sodium silicate adding device according to claim 1, further comprising an automatic control module for solving the problem that high-concentration sodium silicate is easy to crystallize under the low-temperature condition by controlling the adding amount of 40% sodium silicate and the purified water amount.
3. The novel sodium silicate adding device according to claim 1, wherein a sodium silicate dissolving tank pump (7) is arranged in a pipeline between the sodium silicate dissolving tank (2) and the sodium silicate adding metering tank (3).
4. The novel sodium silicate adding device according to claim 1, wherein a sodium silicate dissolving tank stirrer (8) is arranged in the sodium silicate dissolving tank (2).
5. The novel sodium silicate adding device according to claim 1, wherein a pipeline between the sodium silicate adding metering tank (3) and the primary dynamic wave module (4) is provided with a primary dynamic wave sodium silicate adding automatic valve (11).
6. The novel sodium silicate adding device according to claim 1, wherein a pipeline between the sodium silicate adding metering tank (3) and the secondary dynamic wave module (5) is provided with a secondary dynamic wave sodium silicate adding automatic valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320925185.1U CN220003887U (en) | 2023-04-23 | 2023-04-23 | Novel sodium silicate adds device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320925185.1U CN220003887U (en) | 2023-04-23 | 2023-04-23 | Novel sodium silicate adds device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220003887U true CN220003887U (en) | 2023-11-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320925185.1U Active CN220003887U (en) | 2023-04-23 | 2023-04-23 | Novel sodium silicate adds device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220003887U (en) |
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2023
- 2023-04-23 CN CN202320925185.1U patent/CN220003887U/en active Active
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