CN202139147U - High-concentration organic wastewater and 1, 4-butanediol industrial wastewater treatment device - Google Patents

Abstract

A high-concentration organic wastewater and 1, 4-butanediol industrial wastewater treatment device belongs to wastewater treatment devices and consists of a water storage tank, a coagulation reaction tank, a primary settling tank, an aeration micro-electrolysis reaction tank, a neutralization tank, a secondary settling tank, an anaerobic adjusting tank, a primary high-efficiency anaerobic reactor, a secondary high-efficiency anaerobic reactor, an aerobic adjusting tank, a mechanical bar screen I, a mechanical bar screen II, an aerobic biochemical treatment system, a intermediate tank, a biological active carbon filter, a monitoring tank and matched acid adding system, an alkali adding system, a PVC (Polyvinyl Chloride) adding system, a PAM (Plasma Arc Machining) adding system, a sludge tank, a sludge pressing-filtering system and an air blower, and is assisted by PH, COD (Chemical oxygen Demand), a liquid level meter and a thermometer on-line monitor, and the all systems are connected in sequence by pipelines. According to the device, the quality of the discharged water can meet the national discharging standard, and the device achieves the purposes of saving investment, and being small in occupying area, stable in quality of discharged water, convenient in management and operation, and capable of realizing the automatic control completely.

Description

High concentrated organic wastewater and 1,4-butyleneglycol production wastewater treatment device

Technical field: the utility model relates to wastewater treatment equipment, particularly a kind of high concentrated organic wastewater and 1,4-butyleneglycol production wastewater treatment device.

Background technology: at present, to high concentrated organic wastewater and 1, the device of 4-butyleneglycol production wastewater treatment mainly is that equalizing tank+anaerobic pond+contact oxidation method+second pond+BAF or membrane bioreactor MBR are set.Its shortcoming has: the first, Pollutant levels are high, and contain in the waste water many 1, the by product during the 4-butyleneglycol is produced, common anaerobic pond is difficult to reach effective removal efficient; The second, 1,4-butyleneglycol production technique or controlled variable are different, cause that composition changes greatly in the sewage, and Pollutant levels change greatly, and general treatment unit is difficult to reach the variation requirement of such waste water; Three, be 1 of raw material with formaldehyde and acetylene, in the 4-butyleneglycol production technique, can containing the formaldehyde of high density in the sewage, follow-up biochemical treatment is being had very big influence, using shipwreck to reach emission standard.

Summary of the invention: the purpose of the utility model is to provide a kind of high concentrated organic wastewater and 1; The treatment unit of the high COD concentration in the 4-butyleneglycol factory effluent, high concentration of formaldehyde and supersalinity; Make effluent quality reach discharging standards; Reach that reduced investment, floor space are little, stable effluent quality, be convenient to management and operation, can realize the purpose of robotization control fully.

The formation of the utility model: a kind of high concentrated organic wastewater and 1; 4-butyleneglycol production wastewater treatment device; By water reservoir, coagulation reaction tank, preliminary sedimentation tank, aeration micro-electrolysis reaction pond, neutralization tank, post-precipitate pond, anaerobism equalizing tank, one-level high efficiency anaerobic reactor, secondary high efficiency anaerobic reactor, aerobic equalizing tank, mechanical grille I, mechanical grille II, aerobic biochemical treatment system, middle pond, biologic active carbon filtration device, monitoring pond; And supporting sour dosing system, alkali dosing system, PAC dosing system, PAM dosing system, sludge sump, sludge press filtration system and gas blower composition, and being aided with PH, COD, liquidometer and TM on-line monitoring appearance, each system couples together through pipeline in order; Factory effluent gets into water reservoir through the factory effluent pipe; The water reservoir rising pipe links to each other with coagulation reaction tank, and coagulation reaction tank, preliminary sedimentation tank, aeration micro-electrolysis reaction pond, neutralization tank, post-precipitate pond are for building pretreatment system jointly, and post-precipitate pond rising pipe links to each other with the anaerobism equalizing tank; Anaerobism equalizing tank rising pipe links to each other with the one-level high efficiency anaerobic reactor; One-level high efficiency anaerobic reactor rising pipe links to each other with the secondary high efficiency anaerobic reactor, and secondary high efficiency anaerobic reactor rising pipe links to each other with aerobic equalizing tank, and plant area's sewage links to each other with aerobic equalizing tank with the ground wash tub pipe through plant area's sewage with the ground wash-down water; Aerobic equalizing tank rising pipe links to each other with anoxic pond; Wherein anoxic pond, aerobe selector switch, Aerobic Pond, second pond are the aerobic biochemical treatment system, and the second pond rising pipe links to each other with middle pond, and middle pond rising pipe links to each other with the biologic active carbon filtration device; Biologic active carbon filtration device rising pipe links to each other with the monitoring pond; In the monitoring pond, COD on-line monitoring appearance is installed, if the COD value surpasses emission standard, the monitoring pump starts automatically; Return aerobic equalizing tank through monitoring pipe and handle, up to standardly at ordinary times normally discharge by upflow tube up to standard; The PAC dosing system links to each other with coagulation reaction tank through the PAC chemical feed pipe; The PAM dosing system links to each other with coagulation reaction tank through the PAM chemical feed pipe; The acid dosing system links to each other with aeration micro-electrolysis reaction pond through sour chemical feed pipe; The alkali dosing system links to each other with neutralization tank through the alkali chemical feed pipe, and gas blower links to each other with the aerobic biochemical treatment system with aerobic biochemical treatment system air feed pipe, links to each other with neutralization tank, links to each other with aeration micro-electrolysis reaction pond with aeration micro-electrolysis reaction pond air-supply duct II, links to each other with coagulation reaction tank through the coagulation reaction tank air-supply duct through aeration micro-electrolysis reaction pond air-supply duct I through the neutralization tank air-supply duct through air supply header; I and II high efficiency anaerobic reactor spoil disposal house steward, pretreatment system spoil disposal house steward, aerobic biochemical treatment system shore pipe link to each other with sludge sump; Sludge sump links to each other with the sludge press filtration machine through the sludge sump sludge out pipe; The pressure filter filtrate pipe links to each other with water reservoir; The monitoring pond links to each other with the biologic active carbon filtration device through monitoring pipe, biological activated carbon backflushing water intake pipe, and the biologic active carbon filtration device links to each other with aerobic equalizing tank through biological activated carbon recoil rising pipe.

Compare with prior art; The advantage of the utility model: the first, through coagulating sedimentation and little electrolytic pre-treatment, with insoluble organic matter removal, the biodegradability that improves sewage can; Simultaneously can effectively remove formaldehyde, protect the continous-stable operation of follow-up biochemical treatment system; The second, adopt the two-stage high efficiency anaerobic reactor, high concentration of COD is carried out gradient remove and remove the stability of enhanced system and impact resistance; Three, a whole set of treatment unit is easy to carry out robotization control, is convenient to Operation, Administration and Maintenance, and the water outlet after the processing can be discharged by stably reaching standard; Four, this plant investment is economized, and working cost is low, and floor space is little.

Description of drawings: Fig. 1 and Fig. 2 are the utility model structural representations.

Among the figure: 1. water reservoir; 2. coagulation reaction tank; 3. preliminary sedimentation tank; 4. aeration micro-electrolysis reaction pond; 5. neutralization tank; 6. post-precipitate pond; 7. anaerobism equalizing tank; 8. one-level high efficiency anaerobic reactor; 9. secondary high efficiency anaerobic reactor; 10. aerobic equalizing tank; The aerobic biochemical treatment system comprises 11. anoxic pond; 12. aerobe selector switch; 13. Aerobic Pond; 14. second pond; 15. middle pond; 16. biologic active carbon filtration device; 17. monitoring pond; 18. sludge sump; 19. sludge press filtration machine; 20.PAC dosing system; 21.PAM dosing system; 22. sour dosing system; 23. alkali dosing system; 24. gas blower; 25. mechanical grille I; 26. mechanical grille II; 27. factory effluent pipe; 28. water reservoir rising pipe; 29. post-precipitate pond rising pipe; 30. anaerobism equalizing tank rising pipe; 31. one-level high efficiency anaerobic reactor rising pipe; 32. secondary high efficiency anaerobic reactor rising pipe; 33. plant area's sewage and ground wash tub pipe; 34. aerobic equalizing tank rising pipe; 35. second pond rising pipe; 36. middle pond rising pipe; 37. biologic active carbon filtration device rising pipe; 38. monitoring pipe; 39. upflow tube up to standard; 40.PAC chemical feed pipe; 41.PAM chemical feed pipe; 42. sour chemical feed pipe; 43. alkali chemical feed pipe; 44. air supply header; 45. neutralization tank air-supply duct; 46; Aeration micro-electrolysis reaction pond air-supply duct I; 47. aeration micro-electrolysis reaction pond air-supply duct II; 48. coagulation reaction tank air-supply duct; 49. pretreatment system spoil disposal house steward; 50. preliminary sedimentation tank shore pipe; 51. aeration micro-electrolysis reaction pond shore pipe; 52. post-precipitate pond shore pipe; 53. one; Secondary high efficiency anaerobic reactor spoil disposal house steward; 54. one-level high efficiency anaerobic reactor shore pipe; 55. secondary high efficiency anaerobic reactor shore pipe; 56. one-level high efficiency anaerobic reactor return line; 57. secondary high efficiency anaerobic reactor return line; 58. press filteration system PAM chemical feed pipe; 59. aerobic biochemical treatment system air feed pipe; 60. aerobic biochemical treatment system mud return line; 61. aerobic biochemical treatment system shore pipe; 62. sludge sump sludge out pipe; 63. pressure filter filtrate pipe; 64. biological activated carbon recoil rising pipe; 65. biological activated carbon backflushing water intake pipe.

Embodiment: as shown in the figure, factory effluent gets into water reservoir 1 through factory effluent pipe 27, and water reservoir rising pipe 28 links to each other with coagulation reaction tank 2; Coagulation reaction tank 2, preliminary sedimentation tank 3, aeration micro-electrolysis reaction pond 4, neutralization tank 5, post-precipitate pond 6 are for building pretreatment system jointly; Post-precipitate pond rising pipe 29 links to each other with anaerobism equalizing tank 7, and anaerobism equalizing tank rising pipe 30 links to each other with one-level high efficiency anaerobic reactor 8, and one-level high efficiency anaerobic reactor rising pipe 31 links to each other with secondary high efficiency anaerobic reactor 9; Secondary high efficiency anaerobic reactor rising pipe 32 links to each other with aerobic equalizing tank 10; Plant area's sewage links to each other with aerobic equalizing tank 10 with ground wash tub pipe 33 through plant area's sewage with the ground wash-down water, and aerobic equalizing tank rising pipe 34 links to each other with anoxic pond 11, and wherein anoxic pond 11, aerobe selector switch 12, Aerobic Pond 13, second pond 14 are the aerobic biochemical treatment system; Second pond rising pipe 35 links to each other with middle pond 15; Middle pond rising pipe 36 links to each other with biologic active carbon filtration device 16, and biologic active carbon filtration device rising pipe 37 links to each other with monitoring pond 17, in monitoring pond 17, COD on-line monitoring appearance is installed; If the COD value surpasses emission standard; The monitoring pump starts automatically, returns aerobic equalizing tank 10 through monitoring pipe 38 and handles, and is up to standardly at ordinary times normally discharged by upflow tube 39 up to standard; PAC dosing system 20 links to each other with coagulation reaction tank 2 through PAC chemical feed pipe 40; PAM dosing system 21 links to each other with coagulation reaction tank 2 through PAM chemical feed pipe 41; Acid dosing system 22 links to each other with aeration micro-electrolysis reaction pond 4 through sour chemical feed pipe 42; Alkali dosing system 23 links to each other with neutralization tank 5 through alkali chemical feed pipe 43, and gas blower 24 links to each other with the aerobic biochemical treatment system with aerobic biochemical treatment system air feed pipe 59, links to each other with neutralization tank 5, links to each other with aeration micro-electrolysis reaction pond 4 with aeration micro-electrolysis reaction pond air-supply duct II 47, links to each other with coagulation reaction tank 2 through coagulation reaction tank air-supply duct 48 through aeration micro-electrolysis reaction pond air-supply duct I 46 through neutralization tank air-supply duct 45 through air supply header 44; I and II high efficiency anaerobic reactor spoil disposal house steward 53, pretreatment system spoil disposal house steward 49, aerobic biochemical treatment system shore pipe 61 link to each other with sludge sump 18; Sludge sump 18 links to each other with sludge press filtration machine 19 through sludge sump sludge out pipe 62; Pressure filter filtrate pipe 63 links to each other with water reservoir 1; Monitoring pond 17 links to each other with biologic active carbon filtration device 16 through monitoring pipe 38, biological activated carbon backflushing water intake pipe 65, and biologic active carbon filtration device 16 links to each other with aerobic equalizing tank 10 through biological activated carbon recoil rising pipe 64.

Claims (1)

1. a high concentrated organic wastewater and 1; 4-butyleneglycol production wastewater treatment device; By water reservoir, coagulation reaction tank, preliminary sedimentation tank, aeration micro-electrolysis reaction pond, neutralization tank, post-precipitate pond, anaerobism equalizing tank, one-level high efficiency anaerobic reactor, secondary high efficiency anaerobic reactor, aerobic equalizing tank, mechanical grille I, mechanical grille II, aerobic biochemical treatment system, middle pond, biologic active carbon filtration device, monitoring pond; And supporting sour dosing system, alkali dosing system, PAC dosing system, PAM dosing system, sludge sump, sludge press filtration system and gas blower are formed; And be aided with PH, COD, liquidometer and TM on-line monitoring appearance; Each system couples together through pipeline in order, it is characterized in that: factory effluent gets into water reservoir (1) through factory effluent pipe (27), and water reservoir rising pipe (28) links to each other with coagulation reaction tank (2); Coagulation reaction tank (2), preliminary sedimentation tank (3), aeration micro-electrolysis reaction pond (4), neutralization tank (5), post-precipitate pond (6) are for building pretreatment system jointly; Post-precipitate pond rising pipe (29) links to each other with anaerobism equalizing tank (7), and anaerobism equalizing tank rising pipe (30) links to each other with one-level high efficiency anaerobic reactor (8), and one-level high efficiency anaerobic reactor rising pipe (31) links to each other with secondary high efficiency anaerobic reactor (9); Secondary high efficiency anaerobic reactor rising pipe (32) links to each other with aerobic equalizing tank (10); Plant area's sewage links to each other with aerobic equalizing tank (10) with ground wash tub pipe (33) through plant area's sewage with the ground wash-down water, and aerobic equalizing tank rising pipe (34) links to each other with anoxic pond (11), and wherein anoxic pond (11), aerobe selector switch (12), Aerobic Pond (13), second pond (14) are the aerobic biochemical treatment system; Second pond rising pipe (35) links to each other with middle pond (15); Middle pond rising pipe (36) links to each other with biologic active carbon filtration device (16), and biologic active carbon filtration device rising pipe (37) links to each other with monitoring pond (17), in monitoring pond (17), COD on-line monitoring appearance is installed; If the COD value surpasses emission standard; The monitoring pump starts automatically, returns aerobic equalizing tank (10) through monitoring pipe (38) and handles, and is up to standardly at ordinary times normally discharged by upflow tube up to standard (39); PAC dosing system (20) links to each other with coagulation reaction tank (2) through PAC chemical feed pipe (40); PAM dosing system (21) links to each other with coagulation reaction tank (2) through PAM chemical feed pipe (41); Acid dosing system (22) links to each other with aeration micro-electrolysis reaction pond (4) through sour chemical feed pipe (42); Alkali dosing system (23) links to each other with neutralization tank (5) through alkali chemical feed pipe (43), and gas blower (24) links to each other with the aerobic biochemical treatment system with aerobic biochemical treatment system air feed pipe (59), links to each other with neutralization tank (5), links to each other with aeration micro-electrolysis reaction pond (4) with aeration micro-electrolysis reaction pond air-supply duct II (47), links to each other with coagulation reaction tank (2) through coagulation reaction tank air-supply duct (48) through aeration micro-electrolysis reaction pond air-supply duct I (46) through neutralization tank air-supply duct (45) through air supply header (44); I and II high efficiency anaerobic reactor spoil disposal house steward (53), pretreatment system spoil disposal house steward (49), aerobic biochemical treatment system shore pipe (61) link to each other with sludge sump (18); Sludge sump (18) links to each other with sludge press filtration machine (19) through sludge sump sludge out pipe (62); Pressure filter filtrate pipe (63) links to each other with water reservoir (1); Monitoring pond (17) links to each other with biologic active carbon filtration device (16) through monitoring pipe (38), biological activated carbon backflushing water intake pipe (65), and biologic active carbon filtration device (16) links to each other with aerobic equalizing tank (10) through biological activated carbon recoil rising pipe (64).

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