CN208829354U - A kind of device of the processing containing phosphorus waste liquid - Google Patents
A kind of device of the processing containing phosphorus waste liquid Download PDFInfo
- Publication number
- CN208829354U CN208829354U CN201821050119.XU CN201821050119U CN208829354U CN 208829354 U CN208829354 U CN 208829354U CN 201821050119 U CN201821050119 U CN 201821050119U CN 208829354 U CN208829354 U CN 208829354U
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- tower body
- spray
- waste liquid
- body lower
- containing phosphorus
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Abstract
The utility model relates to a kind of device of the processing containing phosphorus waste liquid, including tower body, circulating pump and static mixer, tower body lower part side is equipped with closed reaction chamber, it reacts upper box part and tower body lower part penetrates through, tower body lower end and reaction chamber lower end are connected with air stirrer, spray equipment is equipped in the middle part of tower body, the chlorine generated in reaction process is stirred by air stirrer to be entered in the spray equipment in the middle part of tower body at the reacted upper box part of air blast and the perforation of tower body lower part, the waste liquid that circulating pump extracts in the mixing channel of tower body lower part does shower water, the chlorine in tail gas is absorbed by spray equipment, tail gas is discharged after the removal liquid entrainment of demisting packing layer by chimney in a organized way after absorption, the device is during Removal of Phosphorus in Wastewater, it is effectively used to side reaction product chlorine, effectively prevent secondary pollution.
Description
Technical field
This patent is related to the processing technology field of industrial wastes, in particular to a kind of device of the processing containing phosphorus waste liquid.
Background technique
In acetylene from calcium carbide generating process, due to containing the impurity such as sulphur phosphorus in raw material calcium carbide, in the thick acetylene gas of generation
Containing the various foreign gases such as hydrogen sulfide, hydrogen phosphide, the liquor natrii hypochloritis of preparation 0.08%~0.12% is carried out clear in engineering
Net processing aoxidizes the foreign gases such as the reducible sulfur phosphorus in acetylene gas using the oxidisability of sodium hypochlorite, and is allowed to be dissolved in secondary
To realize the peace and quiet of acetylene gas in sodium chlorate solution, and then generate a large amount of peace and quiet waste water.Liquor natrii hypochloritis is in alkaline item
Oxidation reaction occurs with the hydrogen phosphide in acetylene gas under part, reacts as follows:
PH3+ 2NaClO=H3PO2+2NaCl
Cleaning technique controls pH 9 or more, and sodium hypophosphite is difficult to be reoxidized in this environment；Therefore, peace and quiet waste water
In contain a large amount of lower valencies time (Asia) phosphate.For reducing substances cutting to the oxidability of cleaning liquor in control compound process
It is weak, it needs to remove reducing substances in waste water before compounding, usually with sodium hypochlorite as oxidant in engineering, in acidity
Under the conditions of ortho phosphorous acid is oxidized to orthophosphoric acid root, then add dephosphorization agent and remove phosphate in water.
In this treatment process, oxidation process has a large amount of chlorine to escape, and need to seal and do chlorine residue absorption system, and handle
Reaction environment conversion in the process need to add a large amount of soda acids, and processing cost is significantly increased, and operating environment is very severe, equipment and appearance
The requirement for anticorrosion of device is very high.To solve the deficiency on existing device structure containing phosphorus waste liquid, need to design a kind of with chlorine residue absorption
Device of the processing of system containing phosphorus waste liquid.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of handle and contains
The device of phosphorus waste liquid.
The utility model is to be achieved by the following technical programs:
A kind of device of the processing containing phosphorus waste liquid, which is characterized in that including tower body, circulating pump and static mixer, the tower
Body lower part side is equipped with closed reaction chamber, the reaction upper box part and the perforation of tower body lower part, and the reaction chamber is to external connection
There is FeCL3Pipeline and HCL pipeline, the tower body lower end and reaction chamber lower end are connected with air stirrer, and tower body upper end is affixed
There is chimney, tower body lower part connects static mixer, is equipped with spray equipment in the middle part of tower body, the spray equipment includes spray portion and net
The spraying filler layer of shape structure, the spray portion are connect with tower body lower part by circulating pump, and spraying filler is equipped with below spray portion
Layer, spraying filler layer outer and tower body inner wall are affixed, and demisting packing layer is equipped with above the spray equipment, and the demisting is filled out
Bed of material outer and tower body inner wall are affixed.
PH detection device is equipped in the reaction chamber, the pH detection device is externally connected to flow control system to tower body
System, the flow control system connection control valve are fed intake with controlling HCL pipeline.
The spray portion includes spray piping and spray head, and the spray piping is set to tower body surrounding along tower body inner wall, spray
Arrangement is equipped with one group of spray head on shower pipe road, and one side of spray piping is externally connected with circulating pump to tower body.
Two groups of spray equipments are equipped in the middle part of the tower body.
The air stirrer is roots blower.
The demisting packing layer is foaming metal.
The beneficial effects of the utility model are:
The present apparatus is allowed to be converted into high price orthophosphates by oxidizing lower phosphorus compound, so as to precipitate divided by
Achieve the purpose that processing containing phosphorus waste liquid, the chlorine generated in reaction process passes through on the air stirrer stirring reacted case of air blast
Enter in the spray equipment in the middle part of tower body at the perforation of portion and tower body lower part, circulating pump extracts the waste liquid in the mixing channel of tower body lower part
Shower water is done, makees absorbent using a large amount of NaOH retained in industrial liquor natrii hypochloritis, is absorbed in tail gas by spray equipment
Chlorine, reaction generate NaClO, and with initially come liquid mix, increase the concentration of NaClO in the mixing channel of tower body bottom, absorption
Tail gas is discharged after the removal liquid entrainment of demisting packing layer by chimney in a organized way afterwards, process of the device in Removal of Phosphorus in Wastewater
In, it is effectively used to side reaction product chlorine, effectively prevents secondary pollution.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model.
In figure: 1. chimneys, 2. demisting packing layers, 3. spray pipings, 4. spray heads, 5. spraying filler layers, 6. flow control systems
System, 7. roots blowers, 8.HCl pipeline, 9.FeCl3Pipeline, 10. reaction chambers, 11. circulating pumps, 12. static mixers, 13. electricity
Machine.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing
The utility model is described in further detail with most preferred embodiment.
As shown, the utility model includes including tower body, circulating pump 11 and static mixer 12, the tower body lower part one
Side is equipped with closed reaction chamber 10, and 10 top of reaction chamber and tower body lower part penetrate through, and the reaction chamber 10 is to being externally connected to
FeCl3Pipeline 9 and HCl pipeline 8, the tower body lower end and 10 lower end of reaction chamber are connected with air stirrer, described in this example
Air stirrer is roots blower 7, and tower body upper end is connected with chimney 1, and tower body lower part connects static mixer 12, static mixing
Device 12 is a kind of high-efficiency mixing device of not moving component, and stationary element is added in it in pipeline, mainly includes three classes, one
Class plays dissection to fluid, and two classes rotate fluid, and three classes change flow channel shape and sectional area, then relies on fluid
The power of itself realizes the mixing to fluid when flowing through element, and static mixer 12 is for mixing hypochlorous acid in this example
Sodium is equipped with spray equipment with phosphorus waste liquid, tower body middle part is contained, and the spray equipment includes the spraying filler of spray portion and reticular structure
Layer 5, the spray portion are connect with tower body lower part by circulating pump 11, and circulating pump 11 is connected with motor 13, are equipped with below spray portion
Spraying filler layer 5, the spraying filler layer 5 in this example select the ceramics or titanium material of reticular structure, for absorbing chlorine, increase
The contact area of NaOH in chlorine and shower water keeps chlorine absorbed more sufficiently, 5 outer of spraying filler layer and tower body
Inner wall is affixed, and two groups of spray equipments are equipped in the middle part of tower body described in this example, are equipped with demisting packing layer 2 above the spray equipment,
2 outer of demisting packing layer and tower body inner wall are affixed, and demisting packing layer described in this example 2 is foaming metal, at absorption
Liquid is carried secretly in tail gas after reason, discharges tail gas in a organized way by chimney.
PH detection device is equipped in reaction chamber 10 described in this example, the pH detection device is externally connected to flow to tower body
Control system 6, the flow control system 6 connect control valve and are fed intake with controlling HCl pipeline 8.
Spray portion described in this example includes spray piping 3 and spray head 4, and the spray piping 3 is set to tower along tower body inner wall
Body surrounding, arrangement is equipped with one group of spray head 4 on spray piping 3, and 3 one side of spray piping is externally connected with circulating pump 11 to tower body.
It is mixed with sodium hypochlorite by static mixer 12 containing phosphorus waste liquid, into the mixing channel of tower body lower part, works as mixing
When liquid level in slot is higher than at the perforation of 10 top of reaction chamber and tower body lower part, the solution overflow in mixing channel enters reaction chamber
10, mixing channel and 10 bottom of reaction chamber are connected with air stirrer, and oxidation reaction mainly carries out in reaction chamber 10, reaction chamber
FeCl in 103Dosage added according to 2 times of phosphatic removal amount, Fe in reaction process3+The acidity that hydrolysis generates is used for
The pH value of solution is adjusted, and controls HCl dosage using flow control system 6, to guarantee that reactive tank entirety pH 2~3, passes through
Oxidizing lower phosphorus compound is allowed to be converted into high price orthophosphates, so as to precipitate divided by reach processing containing phosphorus waste liquid
Purpose, the chlorine generated in reaction process stir passing through for reacted 10 top of case of air blast and tower body lower part by air stirrer
Logical place enters in the spray equipment in the middle part of tower body, and the waste liquid that circulating pump 11 extracts in the mixing channel of tower body lower part does shower water, utilizes
The a large amount of NaOH retained in industrial liquor natrii hypochloritis make absorbent, absorb the chlorine in tail gas, reaction life by spray equipment
It is mixed at NaClO, and with liquid is initially carried out, increases the concentration of NaClO in the mixing channel of tower body bottom, tail gas is filled out in demisting after absorption
The bed of material 2 is discharged after removing liquid entrainment by chimney 1 in a organized way, and the device is during Removal of Phosphorus in Wastewater, to side reaction
Product chlorine is effectively used, and effectively prevents secondary pollution.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of device of the processing containing phosphorus waste liquid, which is characterized in that including tower body, circulating pump and static mixer, the tower body
Lower part side is equipped with closed reaction chamber, the reaction upper box part and the perforation of tower body lower part, and the reaction chamber is to being externally connected to
FeCl3Pipeline and HCl pipeline, the tower body lower end and reaction chamber lower end are connected with air stirrer, and tower body upper end is connected with
Chimney, tower body lower part connect static mixer, are equipped with spray equipment in the middle part of tower body, and the spray equipment includes spray portion and netted
The spraying filler layer of structure, the spray portion are connect with tower body lower part by circulating pump, and spraying filler layer is equipped with below spray portion,
Spraying filler layer outer and tower body inner wall are affixed, and demisting packing layer, the demisting filler are equipped with above the spray equipment
Layer outer and tower body inner wall are affixed.
2. a kind of device of the processing containing phosphorus waste liquid according to claim 1, which is characterized in that be equipped with pH in the reaction chamber and examine
Measurement equipment, the pH detection device are externally connected to flow control system to tower body, and the flow control system connects control valve
Door is fed intake with controlling HCl pipeline.
3. a kind of device of the processing containing phosphorus waste liquid according to claim 1, which is characterized in that the spray portion includes spray tube
Road and spray head, the spray piping are set to tower body surrounding along tower body inner wall, and arrangement is equipped with one group of spray head, spray on spray piping
One side of pipeline is externally connected with circulating pump to tower body.
4. a kind of device of the processing containing phosphorus waste liquid according to claim 3, which is characterized in that be equipped with two groups in the middle part of the tower body
Spray equipment.
5. a kind of device of the processing containing phosphorus waste liquid according to claim 1, which is characterized in that the air stirrer is sieve
Thatch blower.
6. a kind of device of the processing containing phosphorus waste liquid according to claim 1, which is characterized in that the demisting packing layer is foaming
Metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821050119.XU CN208829354U (en) | 2018-07-03 | 2018-07-03 | A kind of device of the processing containing phosphorus waste liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821050119.XU CN208829354U (en) | 2018-07-03 | 2018-07-03 | A kind of device of the processing containing phosphorus waste liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208829354U true CN208829354U (en) | 2019-05-07 |
Family
ID=66306168
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821050119.XU Expired - Fee Related CN208829354U (en) | 2018-07-03 | 2018-07-03 | A kind of device of the processing containing phosphorus waste liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208829354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108516612A (en) * | 2018-07-03 | 2018-09-11 | 天津辰创环境工程科技有限责任公司 | A kind of device of the processing containing phosphorus waste liquid |
-
2018
- 2018-07-03 CN CN201821050119.XU patent/CN208829354U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108516612A (en) * | 2018-07-03 | 2018-09-11 | 天津辰创环境工程科技有限责任公司 | A kind of device of the processing containing phosphorus waste liquid |
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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: 20190507 |