CN221296597U - Electric flocculation machine for removing thiocyanide and light oil in coking wastewater - Google Patents
Electric flocculation machine for removing thiocyanide and light oil in coking wastewater Download PDFInfo
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- CN221296597U CN221296597U CN202323461823.8U CN202323461823U CN221296597U CN 221296597 U CN221296597 U CN 221296597U CN 202323461823 U CN202323461823 U CN 202323461823U CN 221296597 U CN221296597 U CN 221296597U
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- coking wastewater
- pipeline
- light oil
- machine
- cell
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- 238000004939 coking Methods 0.000 title claims abstract description 53
- 239000002351 wastewater Substances 0.000 title claims abstract description 51
- ZMZDMBWJUHKJPS-UHFFFAOYSA-M Thiocyanate anion Chemical compound [S-]C#N ZMZDMBWJUHKJPS-UHFFFAOYSA-M 0.000 title claims abstract description 22
- ZMZDMBWJUHKJPS-UHFFFAOYSA-N hydrogen thiocyanate Natural products SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000005189 flocculation Methods 0.000 title claims abstract description 20
- 230000016615 flocculation Effects 0.000 title claims abstract description 20
- 238000005273 aeration Methods 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910002065 alloy metal Inorganic materials 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000015271 coagulation Effects 0.000 claims description 35
- 238000005345 coagulation Methods 0.000 claims description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 30
- 238000007790 scraping Methods 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052742 iron Inorganic materials 0.000 claims description 15
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 239000000571 coke Substances 0.000 claims description 2
- RFMQOHXWHFHOJF-UHFFFAOYSA-N cyano thiocyanate Chemical compound N#CSC#N RFMQOHXWHFHOJF-UHFFFAOYSA-N 0.000 claims 6
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 238000005054 agglomeration Methods 0.000 abstract description 8
- 230000002776 aggregation Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000004065 wastewater treatment Methods 0.000 abstract description 3
- 239000003344 environmental pollutant Substances 0.000 description 17
- 231100000719 pollutant Toxicity 0.000 description 17
- 229910052751 metal Inorganic materials 0.000 description 14
- 239000002184 metal Substances 0.000 description 14
- 230000009471 action Effects 0.000 description 7
- 150000001768 cations Chemical class 0.000 description 7
- 238000003487 electrochemical reaction Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000002101 nanobubble Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000008394 flocculating agent Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Abstract
The utility model belongs to the technical field of coking wastewater treatment, in particular to an electric flocculation machine for removing thiocyanide and light oil in coking wastewater, which comprises a machine case; the device comprises a case, a first pipeline, a second pipeline, an aeration pump, an aeration pipe, a discharge pipe and quantitative PAM, wherein the case is provided with the electrochemical cell, the agglomeration cell and the air floatation cell, alloy metal pieces are arranged in the electrochemical cell, the case is connected with the first pipeline for conveying coking wastewater from the electrochemical cell to the agglomeration cell, the case is connected with the second pipeline for conveying coking wastewater from the agglomeration cell to the air floatation cell, the first pipeline and the second pipeline are respectively connected with the water pump, the front surface of the case is provided with the aeration pump, the aeration pump is connected with the aeration pipe penetrating into the air floatation cell, the side surface of the case is connected with the discharge pipe communicated with the air floatation cell, and the quantitative PAM is thrown into the agglomeration cell; the method has the advantages of less mud production, stable system, no need of adding additional equipment and good effect of removing light oil and thiocyanide.
Description
Technical Field
The utility model belongs to the technical field of coking wastewater treatment, and particularly relates to an electric flocculation machine for removing thiocyanide and light oil in coking wastewater.
Background
Coking wastewater is a typical toxic refractory organic wastewater. Mainly from the process water and steam condensate waste water in the coke oven gas primary cooling and coking production process, the concentration of pollutants in the coking waste water is high, and the coking waste water is difficult to degrade, and the existence of nitrogen in the coking waste water causes the surplus nitrogen source required by biological purification, thus bringing great difficulty to the standard of treatment.
However, the technology has the defects that the mud yield is large in the existing coking wastewater treatment process, the system stability is insufficient, additional equipment is required to be added, and the effect of removing light oil and thiocyanide is required to be improved; therefore, an electric flocculation machine for removing the coking wastewater thiocyanide and light oil is provided for solving the problems.
Disclosure of utility model
In order to make up for the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to an electric flocculation machine for removing coking wastewater thiocyanide and light oil, which comprises a machine case; the device comprises a case, a first pipeline, a second pipeline, an aeration pump, an aeration pipe, a discharge pipe and quantitative PAM, wherein the case is provided with the electrochemical cell, the agglomeration cell and the air floatation cell, alloy metal pieces are arranged in the electrochemical cell, the case is connected with the first pipeline for conveying coking wastewater from the electrochemical cell to the agglomeration cell, the case is connected with the second pipeline for conveying coking wastewater from the agglomeration cell to the air floatation cell, the first pipeline and the second pipeline are respectively connected with the water pump, the front surface of the case is provided with the aeration pump, the aeration pump is connected with the aeration pipe penetrating into the air floatation cell, the side surface of the case is connected with the discharge pipe communicated with the air floatation cell, and the quantitative PAM is thrown into the agglomeration cell; firstly, alloy metal pieces are connected with external pulse high voltage, then quantitative PAM is put into a coagulation tank, coking wastewater to be treated is stored in the electrochemical tank, alloy metal pieces arranged in the electrochemical tank are used as main electrodes, electrochemical reaction is generated by means of the action of the external pulse high voltage, electric energy is converted into chemical energy, metal cation flocculating agents are generated by sacrificing anode metal electrodes to react with thiocyanide, then a water pump is used for guiding the coking wastewater after the first treatment into the coagulation tank through a first pipeline, PAM in the coagulation tank is mixed with the coking wastewater, the PAM can enable suspended matters to be electrically neutralized and bridging to absorb, flocculation is achieved, then the water pump is used for guiding the coking wastewater after the second treatment into the air floatation tank through a second pipeline, the aeration pump is used for generating nano bubbles through an aeration pipe, light oil matters, flocculates and pollutants in the air floatation tank are floated, then an operator can drag out and clear out the flocculates, and the system is stable, and the effect of removing light oil and thiocyanide is good.
Preferably, the alloy metal piece includes: the aluminum plates are connected with the iron plates in a staggered and adhered mode; the aluminum plate and the iron plate are used as main electrodes, electrochemical reaction is generated by means of the action of an external pulse high voltage, electric energy is converted into chemical energy, and the anode metal electrode is sacrificed to generate metal cation flocculant to react with the thiocyanide.
Preferably, the upper surface of the chassis is fixedly connected with a bracket, the bracket is connected with a servo motor, the output end of the servo motor is connected with a rotating shaft, the rotating shaft penetrates into the coagulation pool, and the outer surface of the rotating shaft is provided with blades; the servo motor is started by an external controller (not shown in the figure) so that the servo motor drives the rotating shaft and the blades to rotate, and coking wastewater in the coagulation tank is convenient to be fully and uniformly mixed with PAM.
Preferably, one end of the blade, which is far away from the rotating shaft, is fixedly connected with a scraping plate, and one side of the scraping plate is abutted against the inner wall of the coagulation pool; the rotating shaft and the blades drive the scraping plates to rotate in the rotating process, so that the scraping plates are convenient for scraping off flocculates and other pollutants attached to the inner wall of the coagulation pool, and the flocculates and other pollutants are prevented from being attached to and accumulated on the inner wall of the coagulation pool.
Preferably, a filter plate is arranged at one end of the discharge pipe positioned in the air floatation tank; the filter plate is convenient to play a role in blocking, and flocculates and other pollutants are prevented from being discharged from the discharge pipe after passing through the filter plate.
Preferably, the outer wall of the filter plate is fixedly connected with a connecting ring, the connecting ring is connected with the discharge pipe through threads, and the outer surface of the connecting ring is provided with a pattern groove; the operating personnel anticlockwise rotates the go-between, through setting up to threaded connection, is convenient for separate filter and discharge pipe, is convenient for change the installation, is convenient for increase frictional force through setting up the decorative pattern groove, produces the slip when avoiding rotating the go-between.
Preferably, the aluminum plate and the iron plate are hollow, and the hollow positions of the aluminum plate and the iron plate are distributed in a staggered manner; the coking wastewater is convenient to flow in the electrochemical cell through the aluminum plate and the iron plate.
The beneficial effects of the utility model are as follows:
1. According to the electric flocculation machine for removing the thiocyanide and the light oil in the coking wastewater, the alloy metal piece is connected with an external pulse high voltage, then quantitative PAM is thrown into a coagulation tank, the coking wastewater to be treated is stored in an electrochemical tank, the alloy metal piece arranged in the electrochemical tank is used as a main electrode, an electrochemical reaction is generated by means of the action of the external pulse high voltage, electric energy is converted into chemical energy, a metal cation flocculant is generated by a sacrificial anode metal electrode to react with the thiocyanide, then a water pump is used for conducting the coking wastewater after the first treatment into the coagulation tank through a first pipeline, PAM in the coagulation tank is mixed with the coking wastewater, suspended matters are enabled to conduct electric neutralization and bridging adsorption, flocculation is achieved, then the water pump is used for conducting the coking wastewater after the second treatment into the air floatation tank through a second pipeline, the aeration pump is used for generating nano bubbles through an aeration pipe, and the suspended flocculate and the pollutants are removed by an operator.
2. According to the electric flocculation machine for removing the coking wastewater thiocyanide and the light oil, the servo motor is started by the external controller, so that the servo motor drives the rotating shaft and the blades to rotate, coking wastewater in the coagulation tank is fully and uniformly mixed with PAM, the rotating shaft and the blades drive the scraping plate to rotate in the rotating process, the scraping plate is convenient to scrape off flocculates and other pollutants attached to the inner wall of the coagulation tank, and the flocculates and other pollutants are prevented from being attached and accumulated on the inner wall of the coagulation tank.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic perspective view of an alloy metal part according to the present utility model;
Fig. 4 is a schematic perspective view of the discharge pipe and the filter plate according to the present utility model.
In the figure: 1. a chassis; 2. a cell; 3. a coagulation tank; 4. an air floatation tank; 51. an aluminum plate; 52. an iron plate; 6. a first pipe; 7. a second pipe; 8. a water pump; 9. a bracket; 10. a servo motor; 11. a rotating shaft; 12. a blade; 13. a scraper; 14. an aeration pump; 15. an aeration pipe; 16. a discharge pipe; 17. a filter plate; 18. a connecting ring; 19. pattern grooves.
Detailed Description
The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Embodiment one: as shown in fig. 1 to 4, the electric flocculation machine for removing the thiocyanide and the light oil in the coking wastewater comprises a machine case 1; the machine case 1 is provided with an electrochemical cell 2, a coagulation tank 3 and an air floatation tank 4, alloy metal pieces are arranged in the electrochemical cell 2, the machine case 1 is connected with a first pipeline 6 for conveying coking wastewater from the electrochemical cell 2 to the coagulation tank 3, the machine case 1 is connected with a second pipeline 7 for conveying coking wastewater from the coagulation tank 3 to the air floatation tank 4, the first pipeline 6 and the second pipeline 7 are respectively connected with a water pump 8, the front surface of the machine case 1 is provided with an aeration pump 14, the aeration pump 14 is connected with an aeration pipe 15 penetrating into the air floatation tank 4, the side surface of the machine case 1 is connected with a discharge pipe 16 communicated with the air floatation tank 4, and quantitative PAM is thrown into the interior of the coagulation tank 3; firstly, alloy metal pieces are connected with external pulse high voltage, then quantitative PAM is put into a coagulation tank 3, coking wastewater to be treated is stored in an electrochemical tank 2, during operation, the alloy metal pieces arranged in the electrochemical tank 2 are used as main electrodes, electrochemical reaction is generated by means of the action of the external pulse high voltage, electric energy is converted into chemical energy, metal cation flocculating agent is generated by sacrificing an anode metal electrode to react with thiocyanide, then a water pump 8 guides the coking wastewater after the first treatment into the coagulation tank 3 through a first pipeline 6, PAM in the coagulation tank 3 is mixed with the coking wastewater, suspended matters can be led into the air floatation tank 4 through electric neutralization and bridging adsorption, flocculation is performed, then the water pump 8 guides the coking wastewater after the second treatment into the air floatation tank 7 through a second pipeline 7, an aeration pump 14 generates nano bubbles to float light oil matters, flocculates and pollutants in the air floatation tank 4, and operators can drag out the floated flocculates and pollutants, the system is stable, and the advantages of removing the light oil and the thiocyanide are achieved.
Further, the alloy metal piece includes: the aluminum plate 51 and the iron plate 52 are connected in a staggered and adhered mode; in operation, aluminum plate 51 and iron plate 52 are used as main electrodes, electrochemical reaction is generated by means of the action of the applied pulse high voltage, electric energy is converted into chemical energy, and metal cation flocculant is generated by sacrificing anode metal electrode to react with thiocyanide.
Further, a bracket 9 is fixedly connected to the upper surface of the case 1, the bracket 9 is connected with a servo motor 10, the output end of the servo motor 10 is connected with a rotating shaft 11, the rotating shaft 11 penetrates into the coagulation tank 3, and blades 12 are arranged on the outer surface of the rotating shaft 11; during operation, the servo motor 10 is started by an external controller (not shown in the figure), so that the servo motor 10 drives the rotating shaft 11 and the blades 12 to rotate, and coking wastewater in the coagulation tank 3 is fully and uniformly mixed with PAM.
Further, one end of the blade 12 far away from the rotating shaft 11 is fixedly connected with a scraping plate 13, and one side of the scraping plate 13 is abutted against the inner wall of the coagulation tank 3; during operation, the rotating shaft 11 and the blades 12 drive the scraping plate 13 to rotate in the rotating process, so that the scraping plate 13 is convenient for scraping off flocculates and other pollutants attached to the inner wall of the coagulation tank 3, and the flocculates and other pollutants are prevented from being attached to and accumulated on the inner wall of the coagulation tank 3.
Further, a filter plate 17 is arranged at one end of the discharge pipe 16 positioned in the air floatation tank 4; in operation, the filter plate 17 is arranged to facilitate a barrier function to prevent flocculates and other contaminants from being discharged from the discharge pipe 16 past the filter plate 17.
Further, a connecting ring 18 is fixedly connected to the outer wall of the filter plate 17, the connecting ring 18 is in threaded connection with the discharge pipe 16, and a pattern groove 19 is formed in the outer surface of the connecting ring 18; during operation, operating personnel anticlockwise rotates go-between 18, through setting up to threaded connection, is convenient for separate filter 17 and discharge pipe 16, is convenient for change the installation, is convenient for increase frictional force through setting up decorative pattern groove 19, produces the slip when avoiding rotating go-between 18.
Furthermore, the aluminum plate 51 and the iron plate 52 are all in hollow-out shape, and the hollow-out positions of the aluminum plate 51 and the iron plate 52 are distributed in a staggered manner; in operation, coking wastewater is facilitated to flow inside the cell 2 through the aluminum plate 51 and the iron plate 52.
The working principle is that alloy metal pieces arranged in an electrochemical cell 2 are used as a main electrode, electrochemical reaction is generated by means of the action of an external pulse high voltage, electric energy is converted into chemical energy, a metal cation flocculant is generated by a sacrificial anode metal electrode to react with thiocyanide, then a water pump 8 is used for guiding coking wastewater after first treatment into a condensation pool 3 through a first pipeline 6, PAM in the condensation pool 3 is mixed with the coking wastewater, suspended matters can be electrically neutralized, bridging and adsorption are performed, flocculation is performed by the PAM, then the water pump 8 is used for guiding the coking wastewater after second treatment into an air floatation pool 4 through a second pipeline 7, an aeration pump 14 is used for generating nano bubbles through an aeration pipe 15, light oil matters, flocculates and pollutants in the air floatation pool 4 are floated, then operators can fish out and remove the floated flocculates and pollutants, and the water pump has the advantages of little mud production, system stability and good effect of removing the light oil and the thiocyanide without adding additional equipment;
The aluminum plate 51 and the iron plate 52 are used as main electrodes, electrochemical reaction is generated by means of the action of an external pulse high voltage, electric energy is converted into chemical energy, and a metal cation flocculant is generated by a sacrificial anode metal electrode to react with the thiocyanide;
the servo motor 10 is started by an external controller (not shown in the figure), so that the servo motor 10 drives the rotating shaft 11 and the blades 12 to rotate, coking wastewater in the coagulation tank 3 is convenient to be fully and uniformly mixed with PAM, the rotating shaft 11 and the blades 12 drive the scraping plate 13 to rotate in the rotating process, the scraping plate 13 is convenient to scrape off flocculates and other pollutants attached to the inner wall of the coagulation tank 3, the flocculates and other pollutants are prevented from being attached to and accumulated on the inner wall of the coagulation tank 3, a blocking effect is conveniently achieved by arranging the filter plate 17, and the flocculates and other pollutants are prevented from being discharged from the discharge pipe 16 beyond the filter plate 17.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. An electric flocculation machine for removing thiocyanide and light oil in coking wastewater comprises a machine case (1); the method is characterized in that: the utility model discloses a coke oven, including electric pond (2), coagulation tank (3) and air supporting pond (4), be provided with alloy metalwork in electric pond (2), machine case (1) are connected with first pipeline (6) with coking wastewater from electric pond (2) transport to coagulation tank (3), machine case (1) are connected with second pipeline (7) with coking wastewater from coagulation tank (3) transport to air supporting pond (4), first pipeline (6) are connected with water pump (8) respectively with second pipeline (7), machine case (1) openly is provided with aeration pump (14), aeration pump (14) are connected with aeration pipe (15) that run through in air supporting pond (4), machine case (1) side is connected with discharge pipe (16) communicating with air supporting pond (4), the inside ration PAM that has put in of coagulation tank (3).
2. An electric flocculation machine for removing sulfur cyanide and light oil from coking wastewater according to claim 1, which is characterized in that: the alloy metal piece includes: the aluminum plate (51) and the iron plate (52) are connected in a staggered and adhered mode.
3. An electric flocculation machine for removing sulfur cyanide and light oil from coking wastewater according to claim 2, which is characterized in that: the utility model discloses a machine case, including quick-witted case (1), chassis (1) upper surface fixedly connected with support (9), support (9) are connected with servo motor (10), the output of servo motor (10) is connected with pivot (11), pivot (11) run through to inside condensation pool (3), pivot (11) surface is provided with blade (12).
4. An electric flocculation machine for removing sulfur cyanide and light oil from coking wastewater according to claim 3, wherein: one end of each blade (12) far away from the rotating shaft (11) is fixedly connected with a scraping plate (13), and one side of each scraping plate (13) is abutted against the inner wall of the coagulation tank (3).
5. An electric flocculation machine for removing sulfur cyanide and light oil from coking wastewater according to claim 4, wherein: one end of the discharge pipe (16) positioned in the air floatation tank (4) is provided with a filter plate (17).
6. An electric flocculation machine for removing sulfur cyanide and light oil from coking wastewater according to claim 5, wherein: the outer wall of the filter plate (17) is fixedly connected with a connecting ring (18), the connecting ring (18) is connected with the discharge pipe (16) through threads, and a pattern groove (19) is formed in the outer surface of the connecting ring (18).
7. An electric flocculation machine for removing sulfur cyanide and light oil from coking wastewater according to claim 2, which is characterized in that: the aluminum plate (51) and the iron plate (52) are in hollowed-out arrangement, and the hollowed-out positions of the aluminum plate (51) and the iron plate (52) are distributed in a staggered mode.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221296597U true CN221296597U (en) | 2024-07-09 |
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