CN220537583U - Formalin waste liquid treatment system - Google Patents
Formalin waste liquid treatment system Download PDFInfo
- Publication number
- CN220537583U CN220537583U CN202322328595.0U CN202322328595U CN220537583U CN 220537583 U CN220537583 U CN 220537583U CN 202322328595 U CN202322328595 U CN 202322328595U CN 220537583 U CN220537583 U CN 220537583U
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- Prior art keywords
- pipe
- inlet pipe
- kettle body
- waste liquid
- valve
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 239000007788 liquid Substances 0.000 title claims abstract description 54
- 239000002699 waste material Substances 0.000 title claims abstract description 43
- 239000012670 alkaline solution Substances 0.000 claims abstract description 20
- 239000007800 oxidant agent Substances 0.000 claims abstract description 19
- 230000001590 oxidative effect Effects 0.000 claims abstract description 18
- 239000000243 solution Substances 0.000 claims abstract description 15
- 239000002253 acid Substances 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims description 11
- 239000003929 acidic solution Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 3
- 230000009123 feedback regulation Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model discloses a formalin waste liquid treatment system, which comprises a kettle body, wherein a tee joint communicated with the kettle body is arranged at the bottom of the kettle body, one side port of the tee joint is connected with a circulating pipe, the top end of the circulating pipe is communicated with the top of an inner cavity of the kettle body, and the other side port of the tee joint is connected with a liquid discharge pipe; the circulating pipe is sequentially provided with a first valve, a circulating pump and a second valve; the circulating pipe is connected with the acid solution inlet pipe, the alkaline solution inlet pipe, the oxidant inlet pipe and the detection pipe; the acid solution inlet pipe, the alkaline solution inlet pipe and the oxidant inlet pipe are positioned between the second valve and the kettle body, and the detection pipe is positioned between the first valve and the circulating pump. The waste liquid treatment system provided by the utility model can realize high-efficiency treatment of formalin waste liquid, ensures good treatment effect through a feedback regulation path, has high equipment integration degree and saves installation space.
Description
Technical Field
The utility model relates to a formalin waste liquid treatment system, and belongs to the technical field of waste liquid treatment equipment.
Background
Formalin is formaldehyde aqueous solution, colorless and transparent in appearance, and has corrosiveness. Formalin is widely used for specimen preparation, and contains formaldehyde, paraformaldehyde, methanol, formic acid and the like, wherein formaldehyde is toxic and volatile, and is easy to volatilize into air in a non-sealing environment to influence human health.
After the formalin solution is discarded, the formalin solution can not be directly discharged for treatment because of the fact that the formalin solution contains more toxic substances, but can be directly discharged after the formalin waste liquid is treated. Currently, formalin solution treatment equipment is more, such as a formalin waste liquid treatment system disclosed in patent number CN 202122109726.7. However, the system equipment is long and complex, is inconvenient to install and use, does not have a good feedback adjustment path, and cannot well guarantee the treatment effect.
Disclosure of Invention
Aiming at the defects in the background technology, the utility model provides the formalin waste liquid treatment system which can realize the efficient treatment of formalin waste liquid, ensures good treatment effect through a feedback adjustment path, has high equipment integration degree and saves installation space.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the formalin waste liquid treatment system comprises a kettle body, wherein a tee joint communicated with the kettle body is arranged at the bottom of the kettle body, one side port of the tee joint is connected with a circulating pipe, the top end of the circulating pipe is communicated with the top of an inner cavity of the kettle body, and the other side port of the tee joint is connected with a liquid discharge pipe;
the circulating pipe is sequentially provided with a first valve, a circulating pump and a second valve; the circulating pipe is connected with the acid solution inlet pipe, the alkaline solution inlet pipe, the oxidant inlet pipe and the detection pipe;
the acid solution inlet pipe, the alkaline solution inlet pipe and the oxidant inlet pipe are positioned between the second valve and the kettle body, and the detection pipe is positioned between the first valve and the circulating pump.
Further, the acidic solution inlet pipe, the alkaline solution inlet pipe and the oxidant inlet pipe are respectively provided with a third valve for controlling the on-off of the acidic solution inlet pipe and the alkaline solution inlet pipe.
Further, a fifth valve is arranged on the detection tube, and the end part of the detection tube is connected with the analyzer.
Further, the top of the kettle body is provided with a waste liquid inlet.
Further, a stirring paddle is arranged in the kettle body and is driven by a motor at the top of the kettle body.
Further, a jacket is arranged outside the kettle body, a medium cavity is arranged between the jacket and the kettle body, and a heat-conducting medium is injected into the medium cavity.
Further, a spiral heating pipe is arranged in the medium cavity and is wound around the kettle body.
Further, a fourth valve is arranged on the liquid discharge pipe.
After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:
the circulating pump drives formalin waste liquid to circularly flow in the kettle body, acidizing, oxidizing and neutralizing are sequentially carried out in the circulating flow process, and efficient and thorough treatment is ensured through the cooperation of the stirring paddles and the heating part.
The device is provided with a feedback regulation path, when the waste liquid is treated in place, the waste liquid is discharged by the liquid discharge pipe, and when the waste liquid is not treated in place, the reagent is continuously added through the acidic solution inlet pipe, the oxidant inlet pipe and the alkaline solution inlet pipe, so that the final treatment is thorough, the discharge standard is reached, and the good treatment effect is ensured.
The utility model has higher integration degree and can save installation space.
The utility model will now be described in detail with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic view of the internal structure of the present utility model.
In the figure, the reactor body is 1-, the waste liquid inlet is 2-, the stirring paddle is 3-, the tee joint is 4-, the circulating pipe is 5-, the liquid discharge pipe is 6-, the first valve is 7-, the circulating pump is 8-, the second valve is 9-, the acidic solution inlet pipe is 10-, the alkaline solution inlet pipe is 11-, the oxidizing agent inlet pipe is 12-, the third valve is 13-, the fourth valve is 14-, the detecting pipe is 15-, the analyzer is 16-, the fifth valve is 17-, the jacket is 18-and the spiral heating pipe is 19-.
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.
As shown in fig. 1-2 together, the utility model provides a formalin waste liquid treatment system, which comprises a kettle body 1, wherein a waste liquid inlet 2 is arranged at the top of the kettle body 1, a tee joint 4 communicated with the kettle body 1 is arranged at the bottom of the kettle body, one side port of the tee joint 4 is connected with a circulating pipe 5, the top end of the circulating pipe 5 is communicated with the top of an inner cavity of the kettle body 1, and the other side port of the tee joint 4 is connected with a liquid discharge pipe 6.
The circulating pipe 5 is provided with a first valve 7, a circulating pump 8 and a second valve 9 in sequence, and the circulating pump 8 provides power for waste liquid circulation.
The circulating pipe 5 is connected with an acid solution inlet pipe 10, an alkaline solution inlet pipe 11, an oxidant inlet pipe 12 and a detection pipe 15.
The acid solution inlet pipe 10, the alkaline solution inlet pipe 11 and the oxidant inlet pipe 12 are positioned between the second valve 9 and the kettle body 1, and the acid solution inlet pipe 10, the alkaline solution inlet pipe 11 and the oxidant inlet pipe 12 are respectively provided with a third valve 13 for controlling the on-off of the acid solution inlet pipe 10, the alkaline solution inlet pipe 11 and the oxidant inlet pipe 12.
The detecting pipe 15 is located between the first valve 7 and the circulating pump 8, a fifth valve 17 is installed on the detecting pipe 15, and the end part of the detecting pipe 15 is connected with the analyzer 16.
The analyzer 16 is of prior art for detecting the concentration and composition of the formalin waste liquid, and for detecting whether the waste liquid is in place for disposal to meet discharge standards.
The stirring paddle 3 is arranged in the kettle body 1, the stirring paddle 3 is driven by a motor at the top of the kettle body 1, and the stirring paddle 3 is made of corrosion-resistant materials; the stirring paddle 3 rotates at a high speed to ensure efficient mixing of the formalin waste liquid with the acidic solution, the oxidizing agent or the alkaline solution and improve the reaction efficiency.
The outside of the kettle body 1 is provided with a jacket 18, a medium cavity is arranged between the jacket 18 and the kettle body 1, a heat-conducting medium is filled in the medium cavity, a spiral heating pipe 19 is arranged in the medium cavity, and the spiral heating pipe 19 is wound around the periphery of the kettle body 1.
The spiral heating pipe 19 is electrified for heating, and heat is transferred into the kettle body 1 through a heat conducting medium, so that the efficiency of the oxidation reaction process of the waste liquid and the oxidant can be improved.
The liquid discharge pipe 6 is provided with a fourth valve 14, and the fourth valve 14 is used for controlling the on-off of the liquid discharge process.
The specific working principle of the utility model is as follows:
the formalin waste liquid to be treated enters the kettle body 1 from the waste liquid inlet 2, the circulating pump 8 drives the waste liquid to circulate in the kettle body 1, and in the circulation process, firstly, an acidic solution is added through the acidic solution inlet pipe 10 to acidify the waste liquid to a pH value of 3-4, and the uniform acidification is ensured through the stirring paddle 3; then oxidant is added through an oxidant inlet pipe 12 to oxidize the waste liquid, and the full oxidation is ensured through the stirring paddle 3 and the circulation of the waste liquid; then adding alkaline solution into the alkaline solution inlet pipe 11 to adjust the pH value to 7-8; finally, whether the waste liquid is treated in place or not is detected by the analyzer 16, the waste liquid is discharged from the liquid discharge pipe 6 after being treated in place, and when the waste liquid treatment does not meet the discharge standard, reagents are continuously added through the acid solution inlet pipe 10, the oxidant inlet pipe 12 and the alkaline solution inlet pipe 11, so that the final treatment is thorough, and the discharge standard is reached.
The foregoing is illustrative of the best mode of carrying out the utility model, and is not presented in any detail as is known to those of ordinary skill in the art. The protection scope of the utility model is defined by the claims, and any equivalent transformation based on the technical teaching of the utility model is also within the protection scope of the utility model.
Claims (8)
1. Formalin waste liquid treatment system, including cauldron body (1), its characterized in that: a tee joint (4) communicated with the kettle body (1) is arranged at the bottom of the kettle body, one side port of the tee joint (4) is connected with a circulating pipe (5), the top end of the circulating pipe (5) is communicated with the top of the inner cavity of the kettle body (1), and the other side port of the tee joint (4) is connected with a liquid discharge pipe (6);
a first valve (7), a circulating pump (8) and a second valve (9) are sequentially arranged on the circulating pipe (5); the circulating pipe (5) is connected with an acid solution inlet pipe (10), an alkaline solution inlet pipe (11), an oxidant inlet pipe (12) and a detection pipe (15);
the acid solution inlet pipe (10), the alkaline solution inlet pipe (11) and the oxidant inlet pipe (12) are positioned between the second valve (9) and the kettle body (1), and the detection pipe (15) is positioned between the first valve (7) and the circulating pump (8).
2. The formalin waste liquid treatment system of claim 1 wherein: the acidic solution inlet pipe (10), the alkaline solution inlet pipe (11) and the oxidant inlet pipe (12) are respectively provided with a third valve (13) for controlling the on-off of the acidic solution inlet pipe and the alkaline solution inlet pipe.
3. The formalin waste liquid treatment system of claim 1 wherein: the fifth valve (17) is arranged on the detection tube (15), and the end part of the detection tube (15) is connected with the analyzer (16).
4. The formalin waste liquid treatment system of claim 1 wherein: the top of the kettle body (1) is provided with a waste liquid inlet (2).
5. The formalin waste liquid treatment system of claim 1 wherein: the stirring paddle (3) is arranged in the kettle body (1), and the stirring paddle (3) is driven by a motor at the top of the kettle body (1).
6. The formalin waste liquid treatment system of claim 1 wherein: the outside of the kettle body (1) is provided with a jacket (18), a medium cavity is arranged between the jacket (18) and the kettle body (1), and a heat-conducting medium is injected into the medium cavity.
7. The formalin waste liquid treatment system of claim 6 wherein: a spiral heating pipe (19) is arranged in the medium cavity, and the spiral heating pipe (19) is wound around the periphery of the kettle body (1).
8. The formalin waste liquid treatment system of claim 1 wherein: a fourth valve (14) is arranged on the liquid discharge pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322328595.0U CN220537583U (en) | 2023-08-29 | 2023-08-29 | Formalin waste liquid treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322328595.0U CN220537583U (en) | 2023-08-29 | 2023-08-29 | Formalin waste liquid treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220537583U true CN220537583U (en) | 2024-02-27 |
Family
ID=89964274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322328595.0U Active CN220537583U (en) | 2023-08-29 | 2023-08-29 | Formalin waste liquid treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220537583U (en) |
-
2023
- 2023-08-29 CN CN202322328595.0U patent/CN220537583U/en active Active
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| GR01 | Patent grant |