CN210419523U - Production wastewater treatment pool of plastic stabilizer - Google Patents
Production wastewater treatment pool of plastic stabilizer Download PDFInfo
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- CN210419523U CN210419523U CN201920717784.8U CN201920717784U CN210419523U CN 210419523 U CN210419523 U CN 210419523U CN 201920717784 U CN201920717784 U CN 201920717784U CN 210419523 U CN210419523 U CN 210419523U
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Abstract
The utility model discloses a production waste water treatment pond of plastic stabilizer, including the neutralization pond, oxidation sedimentation tank and filtering ponds, the top in neutralization pond is provided with sewage and advances the pipe, neutralizer feed inlet and first motor, the bottom of first motor is provided with first stirring rake through first (mixing) shaft, the left side wall in neutralization pond is provided with the sampling tube, the inner chamber top in neutralization pond is provided with the liquid level inductor, the top central authorities department of oxidation sedimentation tank is provided with the second motor, the bottom of second motor is provided with the second stirring rake through the second (mixing) shaft, the top right side of oxidation sedimentation tank is provided with the reagent import, the right side wall of oxidation sedimentation tank is provided with overflow pipe and first sludge pipe, the inner chamber of filtering ponds is provided with the filter screen, lateral wall bottom is provided with second sludge pipe and drain pipe respectively about the filtering ponds. The utility model discloses can handle the waste water that produces in the organotin stabilizer production process, organotin's in the greatly reduced waste water content handles flow reasonable in design, easy operation.
Description
Technical Field
The utility model relates to a waste water treatment technical field, in particular to production wastewater treatment pond of plastic stabilizer.
Background
The plastic stabilizer has the functions of inhibiting the degradation of resin, prolonging the service life of plastic products, absorbing or shielding the damage of ultraviolet rays to the resin, enabling the plastic products to have certain oxidation resistance, preventing the degradation and discoloration of the plastic products, reducing the processing and forming difficulty of the plastic products and the like.
However, in the production process of the organic tin stabilizer, a large amount of organic tin-containing wastewater is generated and can cause serious environmental pollution when being directly discharged into the environment, so that the normal growth of biological populations and even the health of human bodies are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a production wastewater treatment pond of plastic stabilizer, main aim at can handle the waste water that produces in the organic tin stabilizer production process, and the organic tin's in the greatly reduced waste water content handles flow reasonable in design, easy operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a production wastewater treatment pool of a plastic stabilizer comprises a neutralization pool, an oxidation sedimentation pool and a filter pool, wherein a first motor is arranged at the center of the top of the neutralization pool, a bottom power output end of the first motor is provided with a first stirring shaft, the bottom of the first stirring shaft extends into the bottom of an inner cavity of the neutralization pool, a first stirring paddle is arranged on the outer wall of one end of the inner cavity of the neutralization pool into which the first stirring shaft extends, the left side of the top of the neutralization pool is provided with a sewage inlet pipe and a neutralizer feed inlet, the sewage inlet pipe is positioned at the left side of the neutralizer feed inlet, the left side wall of the neutralization pool is provided with a sampling pipe, the top of the inner cavity of the neutralization pool is provided with a liquid level sensor, the center of the top of the oxidation sedimentation pool is provided with a second motor, the bottom power output end of the second motor is provided with a second stirring shaft, and the bottom of the second stirring shaft extends into, the inner chamber one end outer wall that the second (mixing) shaft stretched into the oxidation sedimentation tank is provided with the second stirring rake, the top right side of oxidation sedimentation tank is provided with the reagent import, the right side wall of oxidation sedimentation tank is provided with overflow pipe and first sludge pipe, and the overflow pipe is located the top of first sludge pipe, the inner chamber of filtering ponds is provided with the filter screen of placing bottom the perpendicular filtering ponds, the right side wall bottom of filtering ponds is provided with the drain pipe, the left side wall bottom of filtering ponds is provided with the second sludge pipe, the top left side of oxidation sedimentation tank is provided with the water pump, the left side end of intaking of water pump is provided with first communicating pipe, and first communicating pipe and the top right side of neutralization pond go out the liquid end and communicate, the right side play water end of water pump is provided with second communicating pipe, and second communicating pipe and the top left side feed liquor end of oxidation sedimentation tank communicate.
Preferably, the top of reagent import is provided with sealed lid, and the top of sealed lid is transparent glass, is convenient for see through sealed lid and observes the waste water in the oxidation sedimentation tank.
Preferably, the sampling tube and the overflow tube are provided with liquid electromagnetic valves.
Preferably, the first sludge pipe and the second sludge pipe are provided with sludge gate valves.
Preferably, the liquid level sensor is an ultrasonic liquid level sensor.
Preferably, the oxidation and precipitation tank is simultaneously added with an oxidant and a flocculant through a reagent inlet, wherein the oxidant is potassium permanganate, and the flocculant is aluminum sulfate.
Preferably, the bottom of the inner cavity of the oxidation and precipitation tank is higher at the left side and lower at the right side, and the bottom of the inner cavity of the filter tank positioned at the left side of the filter screen is higher at the left side and lower at the right side, so that sludge precipitation in the oxidation and precipitation tank and the filter tank can be conveniently discharged.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model simultaneously adds the materials into the oxidation and precipitation tankPotassium permanganate aluminium sulfate flocculating agent carries out oxidation and flocculation and precipitation to waste water, has not only reduced the treatment process, helps improving organotin's efficiency of getting rid of moreover, and the concrete principle: potassium permanganate and organic tin-containing wastewater undergo an oxidation-reduction reaction [ chemical reaction formula: KMnO4+Sn-C+H2O→KOH+MnO2↓+O2+Sn（OH）4+CO2，Sn（OH）4⇌SnO2↓+H2O]And manganese dioxide and tin oxide precipitate are generated, and the manganese dioxide has the function of adsorbing coagulated nuclei, so that the effect of flocculating precipitation of the flocculating agent can be improved, the removal rate of organic tin in wastewater is improved, and the content of harmful substances in discharged wastewater is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-a neutralization pond; 2-oxidizing and precipitating the wastewater in a precipitation tank; 3-a filtering tank; 4-a first motor; 5-a first stirring shaft; 6-a first stirring paddle; 7-sewage inlet pipe; 8-neutralizer feed inlet; 9-sampling tube; 10-liquid level sensor; 11-a second motor; 12-a second stirring shaft; 13-a second stirring paddle; 14-a reagent inlet; 15-overflow pipe; 16-a first sludge pipe; 17-a filter screen; 18-a liquid outlet pipe; 19-a second sludge pipe; 20-a water pump; 21-a first communicating pipe; 22-a second communication tube; 23-a sealing cover; 24-a liquid solenoid valve; 25-sludge gate valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "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 only for convenience of description and simplicity of description, and 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 therefore, should not be construed as limiting the present invention.
As shown in figure 1, the treatment tank for the production wastewater of the plastic stabilizer comprises a neutralization tank 1, an oxidation and precipitation tank 2 and a filter tank 3, wherein a first motor 4 is arranged at the center of the top of the neutralization tank 1, a first stirring shaft 5 is arranged at the bottom power output end of the first motor 4, the bottom of the first stirring shaft 5 extends into the bottom of an inner cavity of the neutralization tank 1, a first stirring paddle 6 is arranged on the outer wall of one end of the inner cavity of the first stirring shaft 5 extending into the neutralization tank 1, a sewage inlet pipe 7 and a neutralizer feed inlet 8 are arranged on the left side of the top of the neutralization tank 1, the sewage inlet pipe 7 is positioned on the left side of the neutralizer feed inlet 8, a sampling pipe 9 is arranged on the left side wall of the neutralization tank 1, a liquid level sensor 10 is arranged at the top of the inner cavity of the neutralization tank 1, the liquid level sensor 10 adopts an ultrasonic liquid level sensor, a second motor 11 is arranged at the center of the top of the oxidation and precipitation tank 2, the bottom of the second stirring shaft 12 extends into the bottom of the inner cavity of the oxidation and precipitation tank 2, the outer wall of one end of the inner cavity of the oxidation and precipitation tank 2, which extends into the second stirring shaft 12, is provided with a second stirring paddle 13, the right side of the top of the oxidation and precipitation tank 2 is provided with a reagent inlet 14, the oxidation and precipitation tank 2 is simultaneously added with an oxidant and a flocculating agent through the reagent inlet 14, the oxidant is potassium permanganate, the flocculating agent is aluminum sulfate, the top of the reagent inlet 14 is provided with a sealing cover 23, the top of the sealing cover 23 is made of transparent glass, so that the wastewater in the oxidation and precipitation tank 2 can be observed through the sealing cover 23, the right side wall of the oxidation and precipitation tank 2 is provided with an overflow pipe 15 and a first sludge pipe 16, the overflow pipe 15 is positioned above the first sludge pipe 16, the inner cavity of the filtration tank 3 is provided with a filter screen 17 which is vertically arranged at the bottom of the filtration tank 3, the top left side of the oxidation and precipitation tank 2 is provided with a water pump 20, the left side water inlet end of the water pump 20 is provided with a first communicating pipe 21, the first communicating pipe 21 is communicated with the top right side liquid outlet end of the neutralization tank 1, the right side water outlet end of the water pump 20 is provided with a second communicating pipe 22, the second communicating pipe 22 is communicated with the top left side liquid inlet end of the oxidation and precipitation tank 2, the sampling pipe 9 and the overflow pipe 15 are provided with a liquid electromagnetic valve 24, the first sludge pipe 16 and the second sludge pipe 19 are provided with a sludge gate valve 25, the bottom of the inner cavity of the oxidation and precipitation tank 2 is high in the left direction and low in the right direction, the filtering tank 3 is positioned at the bottom of the left inner cavity of the filtering net 17 and is high in the.
In the embodiment, in the using process of the present invention, firstly, the waste water generated in the production process of the organic tin stabilizer is introduced into the neutralization tank 1 through the sewage inlet pipe 7, after the finding of the added waste water into the neutralization tank 1 is stopped, the first motor 4 is started to drive the first stirring shaft 5 at the power output end at the bottom of the first motor 4 to rotate, so that the first stirring shaft 6 stirs the waste water in the neutralization tank 1, the PH of the waste water at any position is kept in a roughly same state, then the first motor 4 is closed, the liquid electromagnetic valve 24 on the sampling pipe 9 is opened, the PH value of the sample liquid detection waste water is taken out, then the liquid level in the neutralization tank 1 is measured through the liquid level sensor 10, wherein the liquid level sensor 10 adopts an ultrasonic liquid level sensor, the use is convenient and simple in the embodiment, the required dosage of the neutralizing agent is calculated according to the liquid level and the PH value of the waste water, the waste water is added into the neutralization tank 1 through the neutralizing agent feeding port 8, the first motor 4 is started, the waste water in the neutralization tank 1 is fully mixed and stirred with the neutralizing agent, after a certain time, the water pump 20 is started, the waste water in the neutralization tank 1 enters the oxidation and precipitation tank 2 through the first communicating pipe 21 and the second communicating pipe 22, and then the potassium permanganate oxide aluminum sulfate flocculating agent is simultaneously added through the reagent inlet 14 to oxidize and flocculate and precipitate the waste water. Wherein potassium permanganate and organic tin-containing wastewater are subjected to oxidation-reduction reaction [ chemical reaction formula: KMnO4+Sn-C+H2O→KOH+MnO2↓+O2+Sn（OH）4+CO2，Sn（OH）4⇌SnO2↓+H2O]Manganese dioxide and tin oxide precipitate are generated, and the manganese dioxide has the function of adsorbing the coagulated nucleus, so that the effect of flocculating and precipitating the flocculating agent can be improved, and the removal rate of organic tin in the wastewater is improved. It should be noted thatIn the early stage of the reaction, the reaction is rapid, and oxygen and carbon dioxide gases are generated, so that it is necessary to keep the reagent inlet 14 open and discharge the gases. In addition, aluminum sulfate is used as the flocculant because potassium permanganate and the flocculant are added into the oxidation and precipitation tank 2 simultaneously, although the operation is simplified, potassium permanganate has strong oxidizing property and can react with the polymeric flocculant to reduce the oxidation and flocculation effects, and low-molecular aluminum sulfate is a suitable flocculant. In addition, the reaction degree can be distinguished according to the color of the liquid in the oxidation and precipitation tank 2, namely: when potassium permanganate is added at the beginning, the color of the wastewater is changed from purple red to pink, and when the oxidation is finished, the color disappears. Then, a liquid electromagnetic valve 24 on the overflow pipe 15 is opened, so that the wastewater after oxidation and precipitation enters the filter tank 3, and substances such as residual manganese dioxide and tin oxide are filtered by the filter screen 17 and then discharged from the liquid outlet pipe 18. Wherein the solid precipitates in the oxidation and precipitation tank 2 and the filter tank 3 are discharged from the first sludge pipe 16 and the second sludge pipe 19 respectively by opening the sludge gate valve 25.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A production wastewater treatment pond of plastic stabilizer which characterized in that: comprises a neutralization tank (1), an oxidation sedimentation tank (2) and a filter tank (3), wherein a first motor (4) is arranged at the center of the top of the neutralization tank (1), a first stirring shaft (5) is arranged at the power output end of the bottom of the first motor (4), the bottom of the first stirring shaft (5) extends into the bottom of the inner cavity of the neutralization tank (1), a first stirring paddle (6) is arranged on the outer wall of one end of the inner cavity of the first stirring shaft (5) extending into the neutralization tank (1), a sewage inlet pipe (7) and a neutralizer feed inlet (8) are arranged on the left side of the top of the neutralization tank (1), the sewage inlet pipe (7) is positioned on the left side of the neutralizer feed inlet (8), a sampling pipe (9) is arranged on the left side wall of the neutralization tank (1), a liquid level sensor (10) is arranged at the top of the inner cavity of the neutralization tank (1), a second motor (11) is arranged at the center of the top of the oxidation sedimentation tank (, the bottom power output end of the second motor (11) is provided with a second stirring shaft (12), the bottom of the second stirring shaft (12) extends into the bottom of the inner cavity of the oxidation sedimentation tank (2), the outer wall of one end of the inner cavity of the oxidation sedimentation tank (2), which extends into the second stirring paddle (13), of the second stirring shaft (12), the right side of the top of the oxidation sedimentation tank (2) is provided with a reagent inlet (14), the right side wall of the oxidation sedimentation tank (2) is provided with an overflow pipe (15) and a first sludge pipe (16), the overflow pipe (15) is positioned above the first sludge pipe (16), the inner cavity of the filtering tank (3) is provided with a filter screen (17) which is vertically arranged at the bottom of the filtering tank (3), the bottom of the right side wall of the filtering tank (3) is provided with a liquid outlet pipe (18), the bottom of the left side wall of the filtering tank (3) is provided with a second sludge pipe, the top left side of oxidation and precipitation pond (2) is provided with water pump (20), the left side of water pump (20) is intake the end and is provided with first communicating pipe (21), and just first communicating pipe (21) are gone out the liquid end and are linked together with the top right side in neutralization pond (1), the right side of water pump (20) is gone out the water end and is provided with second communicating pipe (22), and second communicating pipe (22) are linked together with the top left side feed liquor end of oxidation and precipitation pond (2).
2. The tank for treating the production wastewater of a plastic stabilizer according to claim 1, characterized in that: the top of the reagent inlet (14) is provided with a sealing cover (23), and the top of the sealing cover (23) is made of transparent glass.
3. The tank for treating the production wastewater of a plastic stabilizer according to claim 1, characterized in that: and liquid electromagnetic valves (24) are arranged on the sampling tube (9) and the overflow tube (15).
4. The tank for treating the production wastewater of a plastic stabilizer according to claim 1, characterized in that: and a sludge gate valve (25) is arranged on the first sludge pipe (16) and the second sludge pipe (19).
5. The tank for treating the production wastewater of a plastic stabilizer according to claim 1, characterized in that: the liquid level sensor (10) is an ultrasonic liquid level sensor.
6. The tank for treating the production wastewater of a plastic stabilizer according to claim 1, characterized in that: the oxidation and precipitation tank (2) is simultaneously added with an oxidant and a flocculant through a reagent inlet (14), wherein the oxidant is potassium permanganate, and the flocculant is aluminum sulfate.
7. The tank for treating the production wastewater of a plastic stabilizer according to claim 1, characterized in that: the bottom of the inner cavity of the oxidation sedimentation tank (2) is high at the left and low at the right, and the filtering tank (3) is positioned at the bottom of the inner cavity at the left side of the filtering net (17) and is high at the left and low at the right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920717784.8U CN210419523U (en) | 2019-05-20 | 2019-05-20 | Production wastewater treatment pool of plastic stabilizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920717784.8U CN210419523U (en) | 2019-05-20 | 2019-05-20 | Production wastewater treatment pool of plastic stabilizer |
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| CN210419523U true CN210419523U (en) | 2020-04-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240305A (en) * | 2019-05-20 | 2019-09-17 | 南京金陵化工厂有限责任公司 | A kind of production wastewater treatment pond of stabilizer for plastics and its processing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240305A (en) * | 2019-05-20 | 2019-09-17 | 南京金陵化工厂有限责任公司 | A kind of production wastewater treatment pond of stabilizer for plastics and its processing method |
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