CN220351722U - Chlorine lime production system - Google Patents
Chlorine lime production system Download PDFInfo
- Publication number
- CN220351722U CN220351722U CN202321901188.8U CN202321901188U CN220351722U CN 220351722 U CN220351722 U CN 220351722U CN 202321901188 U CN202321901188 U CN 202321901188U CN 220351722 U CN220351722 U CN 220351722U
- Authority
- CN
- China
- Prior art keywords
- lime
- tail gas
- quick lime
- inlet
- quicklime
- 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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- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052801 chlorine Inorganic materials 0.000 title claims abstract description 28
- 239000000460 chlorine Substances 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 235000008733 Citrus aurantifolia Nutrition 0.000 title claims description 29
- 235000011941 Tilia x europaea Nutrition 0.000 title claims description 29
- 239000004571 lime Substances 0.000 title claims description 29
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 132
- 239000000292 calcium oxide Substances 0.000 claims abstract description 66
- 235000012255 calcium oxide Nutrition 0.000 claims abstract description 66
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 239000000843 powder Substances 0.000 claims abstract description 35
- 238000005406 washing Methods 0.000 claims abstract description 30
- 238000010521 absorption reaction Methods 0.000 claims abstract description 22
- 238000005660 chlorination reaction Methods 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000011084 recovery Methods 0.000 claims abstract description 9
- 239000006096 absorbing agent Substances 0.000 claims abstract description 5
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 27
- 239000000920 calcium hydroxide Substances 0.000 claims description 27
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 27
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 27
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 3
- 238000001802 infusion Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims 10
- 239000002912 waste gas Substances 0.000 claims 1
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000007844 bleaching agent Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
A chlorlime production system comprises a quick lime crusher, a quick lime powder bin, a quick lime slaker, a quick lime dryer, a quick lime winnowing crusher, a quick lime powder bin, a chlorine storage tank, a chlorination reactor, a primary water scrubber, a secondary tail gas absorber and a chlorlime finished product packer which are sequentially arranged; the outlet of the quicklime grinder is connected to the top inlet of the quicklime powder bin through a screw conveyor, and the bottom discharge port of the quicklime powder bin is connected to the powder inlet of the quicklime digester through a screw metering conveyor. The utility model has the advantages that: and the auxiliary operation is not needed to be carried out by more manpower. The washing liquid of the primary water washing tower can be conveyed to the secondary tail gas absorption tower for continuous utilization, and meanwhile, the washing liquid of the secondary tail gas absorption tower is conveyed to the washing liquid recovery tank and then conveyed to the quicklime slaker for recycling.
Description
Technical Field
The utility model belongs to the technical field of chemical production, and particularly relates to a lime chloride production system.
Background
Lime chloride, alias: chlorine-containing Lime, bleaching powder and Chlorinated Lime, and is one of traditional bleaching agents and sterilizing disinfectants, and the foreign name is Chlorinated Lime. The existing lime chloride production system is low in automation degree, and more manpower is needed for auxiliary operation during production. Most chlorine lime production enterprises often use a large amount of water to absorb the tail gas of the first stage and the second stage, and the washing liquid of the first stage and the second stage absorption towers is not fully utilized, so that a large amount of washing liquid is generated, and the washing liquid is mostly treated as waste liquid and cannot be fully recycled.
Disclosure of Invention
In view of the above-mentioned problems, it is an object of the present utility model to provide a lime chloride production system that addresses the above-mentioned drawbacks.
A chlorlime production system comprises a quick lime crusher, a quick lime powder bin, a quick lime slaker, a quick lime dryer, a quick lime winnowing crusher, a quick lime powder bin, a chlorine storage tank, a chlorination reactor, a primary water scrubber, a secondary tail gas absorber and a chlorlime finished product packer which are sequentially arranged;
the outlet of the quicklime grinder is connected to the top inlet of the quicklime powder bin through a screw conveyor, the bottom discharge port of the quicklime powder bin is connected to the powder inlet of the quicklime slaker through a screw metering conveyor, the slaked lime discharge port at the bottom of the quicklime slaker is connected to the slaked lime feed port of the slaked lime dryer through the screw conveyor, and the discharge port of the slaked lime dryer is connected with the inlet of the slaked lime winnowing grinder;
the outlet of the slaked lime winnowing pulverizer is connected to a feed inlet at the top of a slaked lime powder bin through a screw conveyor, the powder outlet of the slaked lime powder bin is connected to a slaked lime inlet of a chlorination reactor through a screw metering conveyor, the chlorine storage tank is connected with a chlorine inlet of the chlorination reactor through a chlorine conveying pipeline, and the chlorine conveying pipeline is provided with a pneumatic valve and an electromagnetic valve in series;
the tail gas outlet at the top of the chlorination reactor is connected to a primary water scrubber through a pipeline, a washing liquid outlet of the primary water scrubber is connected with a liquid inlet of a secondary tail gas absorption tower through a conveying pipeline and an infusion pump, a gas inlet of the secondary tail gas absorption tower is connected with a tail gas outlet of the primary water scrubber through a pipeline, a washing liquid outlet of the secondary tail gas absorption tower is connected to a liquid inlet interface of the quicklime digester through a pipeline, and a chlorlime outlet of the chlorination reactor is connected with a chlorlime finished product packer.
Preferably, the quicklime grinder, the quicklime winnowing grinder and the finished product chlorolime packer are all connected to the pulse bag dust collector through a gas collecting hood and a pipeline.
Preferably, a vent pipeline is connected to the tail gas outlet of the secondary tail gas absorption tower.
Preferably, the electromagnetic valve is set to be in an electrified and powered-off and closed state, and when a factory encounters a sudden power failure, the electromagnetic valve can be rapidly closed, so that chlorine is prevented from leaking, and production safety is ensured.
Preferably, the washing liquid outlet of the secondary tail gas absorption tower is connected to a washing liquid recovery tank through a pipeline and a liquid delivery pump, and the washing liquid recovery tank is connected to a liquid inlet of the quicklime digester through a pipeline and a metering liquid delivery pump.
The utility model has the advantages that: and the auxiliary operation is not needed to be carried out by more manpower. The washing liquid of the primary water washing tower can be conveyed to the secondary tail gas absorption tower for continuous utilization, and meanwhile, the washing liquid of the secondary tail gas absorption tower is conveyed to the washing liquid recovery tank and then conveyed to the quicklime slaker for recycling.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the embodiments of the present utility model, it should be noted that, if the terms "upper," "lower," "inner," "outer," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like in the description of the present utility model, if any, are used for distinguishing between the descriptions and not necessarily for indicating or implying a relative importance.
In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in the drawing, the system for producing the lime chloride comprises a lime crusher 1, a lime powder bin 2, a lime slaker 3, a lime drier 4, a lime winnowing crusher 5, a lime powder bin 6, a chlorine storage tank 7, a chlorination reactor 8, a primary water scrubber 9, a secondary tail gas absorber 10 and a finished product packer 11 which are sequentially arranged;
the outlet of the quicklime grinder 1 is connected to the top inlet of the quicklime powder bin 2 through a screw conveyor, the bottom discharge port of the quicklime powder bin 2 is connected to the powder inlet of the quicklime slaker 3 through a screw metering conveyor, the quicklime discharge port at the bottom of the quicklime slaker 3 is connected to the slaked lime feed port of the slaked lime dryer 4 through a screw conveyor, and the discharge port of the slaked lime dryer 4 is connected with the inlet of the slaked lime winnowing grinder 5;
the outlet of the slaked lime winnowing pulverizer 5 is connected to a feed inlet at the top of the slaked lime powder bin 6 through a screw conveyor, the powder outlet of the slaked lime powder bin 6 is connected to a slaked lime inlet of the chlorination reactor 8 through a screw metering conveyor, the chlorine storage tank 7 is connected with a chlorine inlet of the chlorination reactor 8 through a chlorine conveying pipeline 12, and the chlorine conveying pipeline 12 is provided with a pneumatic valve 13 and an electromagnetic valve 14 in series;
the tail gas outlet at the top of the chlorination reactor 8 is connected to the primary water scrubber 9 through a pipeline, the washing liquid outlet of the primary water scrubber 9 is connected with the liquid inlet of the secondary tail gas absorption tower 10 through a conveying pipeline and an infusion pump, the air inlet of the secondary tail gas absorption tower 10 is connected with the tail gas outlet of the primary water scrubber 9 through a pipeline, the washing liquid outlet of the secondary tail gas absorption tower 10 is connected to the liquid inlet interface of the quicklime digester 3 through a pipeline, and the chlorlime outlet of the chlorination reactor 8 is connected with a chlorlime finished product packer 11.
In another technical scheme, the quicklime grinder 1, the slaked lime winnowing grinder 5 and the finished product chlorolime packer 11 are all connected to a pulse bag dust collector through a gas collecting hood and a pipeline.
In another technical scheme, a vent pipeline is connected to a tail gas outlet of the secondary tail gas absorption tower 10.
In another technical scheme, the electromagnetic valve 14 is set to be in a power-on and power-off closing state, and when a factory encounters a sudden power failure, the electromagnetic valve 14 can be rapidly closed, so that chlorine is prevented from leaking, and production safety is ensured.
In another technical scheme, the washing liquid outlet of the secondary tail gas absorption tower 10 is connected to a washing liquid recovery tank 15 through a pipeline and a liquid delivery pump, and the washing liquid recovery tank 15 is connected to the liquid inlet of the quicklime slaker 3 through a pipeline and a metering liquid delivery pump.
Working principle: the quick lime raw materials are crushed by the quick lime crusher 1 and then are conveyed to the quick lime powder bin 2 for storage, quick lime powder in the quick lime powder bin 2 is conveyed to the quick lime slaker 3 for slaking reaction by metering, after slaking reaction is finished, quick lime is conveyed to the quick lime drier 4 for drying, after drying, the quick lime is conveyed to the quick lime winnowing crusher 5 for grinding and winnowing, after winnowing is finished, the quick lime powder is conveyed to the quick lime powder bin 6, then the quick lime powder is conveyed to the chlorination reactor 8 for chlorination reaction with chlorine conveyed by the chlorine storage tank 7, tail gas generated by the chlorination reactor 8 is sequentially absorbed by the first-stage water scrubber 9 and the second-stage tail gas absorber 10, and the chlorine lime prepared by the chlorination reactor 8 is packaged into a finished product by the chlorine lime finished product packer 11. And the auxiliary operation is not needed to be carried out by more manpower. The washing liquid of the primary water washing tower can be conveyed to the secondary tail gas absorption tower for continuous utilization, and meanwhile, the washing liquid of the secondary tail gas absorption tower is conveyed to the washing liquid recovery tank and then conveyed to the quicklime slaker for recycling.
The above embodiments are only for illustrating the technical solution and features of the present utility model, and are intended to be better implemented by those skilled in the art, but not to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model are within the scope of the present utility model, wherein the prior art is not specifically illustrated.
Claims (5)
1. The chlorine lime production system is characterized by comprising a quick lime crusher (1), a quick lime powder bin (2), a quick lime slaker (3), a quick lime dryer (4), a quick lime winnowing crusher (5), a quick lime powder bin (6), a chlorine storage tank (7), a chlorination reactor (8), a primary water scrubber (9), a secondary tail gas absorber (10) and a chlorine lime finished product packer (11) which are sequentially arranged;
the outlet of the quicklime grinder (1) is connected to the top inlet of the quicklime powder bin (2) through a screw conveyor, the bottom discharge port of the quicklime powder bin (2) is connected to the powder inlet of the quicklime slaker (3) through a screw metering conveyor, the slaked lime discharge port at the bottom of the quicklime slaker (3) is connected to the slaked lime feed port of the slaked lime dryer (4) through a screw conveyor, and the discharge port of the slaked lime dryer (4) is connected with the inlet of the slaked lime winnowing grinder (5);
the outlet of the slaked lime winnowing pulverizer (5) is connected to a feed inlet at the top of a slaked lime powder bin (6) through a screw conveyor, the powder outlet of the slaked lime powder bin (6) is connected to a slaked lime inlet of a chlorination reactor (8) through a screw metering conveyor, the chlorine storage tank (7) is connected with a chlorine inlet of the chlorination reactor (8) through a chlorine conveying pipeline (12), and the chlorine conveying pipeline (12) is provided with a pneumatic valve (13) and an electromagnetic valve (14) in series;
the utility model discloses a quick lime waste gas treatment device, including chlorination reactor (8), quick lime slaker (3), pipeline connection is passed through to the tail gas export at chlorination reactor (8) top, the washing liquid export of first-level water scrubber (9) is connected with the inlet of second grade tail gas absorption tower (10) through pipeline and infusion pump, the tail gas export of second grade tail gas absorption tower (10) air inlet through pipeline connection first-level water scrubber (9), the washing liquid export of second grade tail gas absorption tower (10) is connected to through pipeline connection quick lime slaker (3) inlet, the quick lime outlet connection of chlorination reactor (8) has quick lime finished product baling press (11).
2. A lime chloride production system according to claim 1, characterized in that the lime crusher (1), the lime air separator (5) and the lime chloride product packer (11) are all connected to a pulse bag dust collector via a gas collecting hood and a pipe.
3. A lime chloride production system according to claim 1, characterized in that the tail gas outlet of the secondary tail gas absorption tower (10) is connected with a blow-down pipe.
4. A lime chloride production system according to claim 1, characterized in that the solenoid valve (14) is set in an energized open, de-energized closed condition.
5. A lime chloride production system according to claim 1, characterized in that the washing liquid outlet of the secondary tail gas absorption tower (10) is connected to a washing liquid recovery tank (15) through a pipeline and a liquid transfer pump, and the washing liquid recovery tank (15) is connected to the liquid inlet of the lime digester (3) through a pipeline and a metering liquid transfer pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321901188.8U CN220351722U (en) | 2023-07-19 | 2023-07-19 | Chlorine lime production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321901188.8U CN220351722U (en) | 2023-07-19 | 2023-07-19 | Chlorine lime production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220351722U true CN220351722U (en) | 2024-01-16 |
Family
ID=89478193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321901188.8U Active CN220351722U (en) | 2023-07-19 | 2023-07-19 | Chlorine lime production system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220351722U (en) |
-
2023
- 2023-07-19 CN CN202321901188.8U patent/CN220351722U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |