CN216472711U

CN216472711U - Bean product production wastewater treatment system

Info

Publication number: CN216472711U
Application number: CN202120829430.XU
Authority: CN
Inventors: 陈绍辉; 朱金安; 邓福; 陈绍东; 陈敬洪
Original assignee: Guangdong Yue Hui Environmental Protection Engineering Co ltd
Current assignee: Guangdong Yue Hui Environmental Protection Engineering Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-05-10
Anticipated expiration: 2031-04-22

Abstract

The utility model provides a bean product production wastewater treatment system, which comprises a water quantity regulating tank, a PH regulating tank, a reduction reaction tank, a hydrolysis acidification tank, an anaerobic regulating tank, a UASB (upflow anaerobic sludge blanket) tank, a multistage oxidation tank, a sedimentation tank, a clean water tank and a sludge dewatering device, wherein the water quantity regulating tank is used for storing production wastewater and conveying the production wastewater to the PH regulating tank, the water quantity regulating tank, the PH regulating tank, the reduction reaction tank, the hydrolysis acidification tank, the anaerobic regulating tank, the UASB tank, the multistage oxidation tank, the sedimentation tank and the clean water tank are sequentially communicated, and the sludge dewatering device is communicated with the bottom of the sedimentation tank, and has the advantages that: the peroxyacetic acid in the bean product production wastewater is decomposed through the reduction reaction tank, the adverse effect of the peroxyacetic acid on the purification process is reduced, and the production wastewater is subjected to a series of purification by matching with a hydrolysis acidification tank, an anaerobic adjusting tank, a UASB (upflow anaerobic sludge blanket) tank, a multistage oxidation tank, a sedimentation tank and the like, so that pollutants in the production wastewater are efficiently eliminated, and the purification quality and efficiency of the production wastewater are improved.

Description

Bean product production wastewater treatment system

Technical Field

The utility model relates to the technical field of industrial sewage treatment, in particular to a bean product production wastewater treatment system.

Background

At present, the treatment methods of wastewater include physical methods and chemical methods, physical methods such as adsorption methods; chemical methods such as oxidation, electrolysis, photocatalysis, etc. With the development of industry, the amount of industrial wastewater generated is huge, and because industrial wastewater contains a large amount of water-insoluble particulate matters and water-soluble chemical pollutants, if the industrial wastewater is directly discharged to the outside, the environment is polluted, and the human health is affected, the prior art has a single wastewater treatment method and a poor treatment effect, and for the wastewater produced by bean products, the production wastewater contains a large amount of peracetic acid, which has an adverse effect on the purification treatment of the production wastewater, and the bean product production wastewater cannot be purified to reach the discharge standard by using the single treatment method, so that a bean product production wastewater treatment system needs to be manufactured, and a series of treatments can be performed on the bean product production wastewater by adopting various treatment methods, and the production wastewater can be efficiently purified to reach the discharge standard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bean product production wastewater treatment system to solve the problems mentioned in the background technology.

In order to achieve the above purpose, the utility model provides the following technical scheme:

the utility model provides a soyfood waste water treatment system, including the water yield equalizing basin, the PH equalizing basin, the reduction reaction pond, the hydrolytic acidification pond, the anaerobism equalizing basin, the UASB pond, multistage oxidation pond, the sedimentation tank, clean water basin and sludge dewatering device, the water yield equalizing basin is used for storing waste water and carries to the PH equalizing basin, the water yield equalizing basin, the PH equalizing basin, the reduction reaction pond, the hydrolytic acidification pond, the anaerobism equalizing basin, the UASB pond, multistage oxidation pond, sedimentation tank and clean water basin communicate in proper order, sludge dewatering device and sedimentation tank bottom intercommunication.

Further description of the utility model: the multistage oxidation pond includes first oxidation pond, second oxidation pond, third oxidation pond and air-blast pump, and first oxidation pond, second oxidation pond and third oxidation pond communicate each other, first oxidation pond and UASB pond intercommunication, third oxidation pond and sedimentation tank intercommunication, and the air-blast pump passes through the pipeline respectively with first oxidation pond, second oxidation pond, third oxidation pond bottom intercommunication.

Further description of the utility model: the sedimentation tank adopts an inclined tube sedimentation tank.

Further description of the utility model: the sludge dewatering device comprises a sludge storage pool, a pneumatic diaphragm pump and a plate and frame filter press, wherein the sludge storage pool is communicated with the bottom of the sedimentation tank, and the pneumatic diaphragm pump is communicated with the bottom of the sludge storage pool and the plate and frame filter press respectively through pipelines.

Further description of the utility model: still include charge device, charge device includes medical kit, agitator, measuring pump and flowmeter, and the medical kit is used for storing the medicament, and the agitator is installed on the medical kit and stirs the medicament in the medical kit, and the measuring pump passes through the pipeline respectively with medical kit, flowmeter intercommunication, charge device sets up three groups, and three charge device's of group flowmeter are respectively through pipeline and PH equalizing basin, reduction reaction pond, hydrolysis-acidification pond intercommunication.

Further description of the utility model: the device also comprises a discharge metering device which is communicated with the clean water tank.

The utility model has the beneficial effects that: the peroxyacetic acid in the bean product production wastewater is decomposed through the reduction reaction tank, the adverse effect of the peroxyacetic acid on the purification process is reduced, and the production wastewater is subjected to a series of purification by matching with a hydrolysis acidification tank, an anaerobic adjusting tank, a UASB (upflow anaerobic sludge blanket) tank, a multistage oxidation tank, a sedimentation tank and the like, so that pollutants in the production wastewater are efficiently eliminated, and the purification quality and efficiency of the production wastewater are improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the construction of a multi-stage oxidation cell according to the present invention;

FIG. 3 is a schematic view showing the construction of a sludge dehydrating apparatus according to the present invention;

FIG. 4 is a schematic view of the applicator of the present invention;

description of reference numerals:

1. a water quantity adjusting tank; 2. a pH adjusting tank; 3. a reduction reaction tank; 4. a hydrolysis acidification pool; 5. an anaerobic adjusting tank; 6. a UASB pool; 7. a multi-stage oxidation pond; 71. a first oxidation tank; 72. a second oxidation tank; 73. a third oxidation pond; 74. a blast pump; 8. a sedimentation tank; 9. a clean water tank; 10. a sludge dewatering device; 101. a sludge storage tank; 102. a pneumatic diaphragm pump; 103. a plate-and-frame filter press; 11. a dosing device; 111. a medicine chest; 112. a stirrer; 113. a metering pump; 114. a flow meter; 12. and (4) an emission metering device.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 4, a bean product production wastewater treatment system, including water regulation pool 1, PH regulation pool 2, reduction reaction pool 3, hydrolysis acidification pool 4, anaerobic regulation pool 5, UASB pool 6, multistage oxidation pond 7, sedimentation tank 8, clean water pool 9 and sludge dewatering device 10, water regulation pool 1 is used for storing production wastewater and carries to PH regulation pool 2, water regulation pool 1, PH regulation pool 2, reduction reaction pool 3, hydrolysis acidification pool 4, anaerobic regulation pool 5, UASB pool 6, multistage oxidation pool 7, sedimentation tank 8 and clean water pool 9 communicate in proper order, sludge dewatering device 10 and sedimentation tank 8 bottom communicate.

The water quantity regulating tank 1 is used for regulating the water quantity and the water quality of wastewater, and the regulating tank is arranged for regulating the water quantity and the water quality of wastewater due to the fact that production drainage is staged, the water quantity is large or small, the wastewater concentration is high or low, and the change of the water quantity and the concentration of inlet water is small in order to guarantee stable work of subsequent processes.

The PH adjusting tank 2 is used for adjusting the PH value of the production wastewater, and the PH value of the production wastewater needs to be controlled to be 7-8.5 due to the fact that the PH value of the production wastewater changes greatly, so that the PH adjusting tank 2 is arranged, and adverse effects on subsequent processes caused by the fact that the PH fluctuation is large are avoided.

The reduction reaction tank 3 is used for decomposing peroxyacetic acid in the production wastewater, and because the production wastewater contains a certain amount of peroxyacetic acid which can poison bacteria of a subsequent process biochemical system, the reduction reaction tank 3 is arranged, oxidation influence of the peroxyacetic acid is eliminated by adding FeSO4 for reduction reaction, and meanwhile, Fe2+ ions are oxidized into trivalent Fe3+, and can further react with sewage phosphate radicals, so that the total phosphorus in the effluent is reduced.

The UASB pond 6 is upflow anaerobic sludge blanket, and UASB pond 6 has very high organic pollutant removal rate, need not stir, can adapt to load impact, temperature and pH change by a relatively large margin, and upflow anaerobic sludge blanket technology has the dual characteristics of anaerobic filtration and anaerobic activated sludge process, and is also strong to the adaptability of different solid content sewage, and its structure, operation, maintenance and management are simple relatively, and the cost is also relatively lower. Compared with an aeration method, the UASB method has small land occupation and less investment; the sludge amount is small, the power consumption is low, and the operating cost is low; can treat high-load sewage and can adapt to larger impact load.

The multi-stage oxidation pond 7 comprises a first oxidation pond 71, a second oxidation pond 72, a third oxidation pond 73 and a blower pump 74, the first oxidation pond 71, the second oxidation pond 72 and the third oxidation pond 73 are communicated with each other, the first oxidation pond 71 is communicated with a UASB pond 6, the third oxidation pond 73 is communicated with a sedimentation pond 8, the blower pump 74 is communicated with the bottoms of the first oxidation pond 71, the second oxidation pond 72 and the third oxidation pond 73 through pipelines respectively, and the blower pump 74 conveys gas to the bottom of the multi-stage oxidation pond 7, accelerates the speed of oxidation reaction and improves the efficiency.

The sedimentation tank 8 adopts an inclined tube sedimentation tank, and the inclined tube sedimentation tank is the sedimentation tank 8 with an inclined tube arranged in a sedimentation area. The assembly form includes two types of inclined pipes and branch pipes. The settling zone of the horizontal or vertical sedimentation tank 8 is divided into a series of shallow sedimentation layers by inclined parallel pipes or parallel pipelines, and the treated and settled sludge moves and separates from each other in each shallow sedimentation layer. The separation method is divided into three different separation modes of reverse (different) flow, cocurrent flow and direction-finding flow according to the mutual movement direction of the two. Every two parallel inclined plates (or in parallel pipes) are equivalent to a shallow settling zone. The advantages are that: the laminar flow principle is utilized, and the processing capacity of the sedimentation tank 8 is improved; the settling distance of the particles is shortened, so that the settling time is shortened; the sedimentation area of the sedimentation tank 8 is increased, thereby improving the treatment efficiency.

The sludge dewatering device 10 comprises a sludge storage tank 101, a pneumatic diaphragm pump 102 and a plate-and-frame filter press 103, the bottom of the sludge storage tank 101 is communicated with the bottom of a sedimentation tank 8, the pneumatic diaphragm pump 102 is respectively communicated with the bottom of the sludge storage tank 101 and the plate-and-frame filter press 103 through a pipeline, waste residues at the bottom of the sedimentation tank 8 enter the sludge storage tank 101 through a pipeline, the pneumatic diaphragm pump 102 conveys the waste residues to the plate-and-frame filter press 103 to carry out solid-liquid separation on the waste residues, liquid waste water continuously participates in the purification process after flowing back to a water flow regulating tank 1 through a pipeline, and solid waste residues are discharged to a specified discharge area outwards.

The utility model also comprises a discharge metering device 12, the discharge metering device 12 is communicated with the clean water tank 9, the wastewater in the upper layer in the sedimentation tank 8 flows into the clean water tank 9, the wastewater in the clean water tank 9 is discharged outwards through the discharge metering device 12, and the discharge metering device 12 can record the discharge amount of the wastewater.

The device comprises a dosing device 11, the dosing device 11 comprises a medicine box 111, a stirrer 112, metering pumps 113 and flowmeters 114, the medicine box 111 is used for storing medicines, the stirrer 112 is installed on the medicine box 111 and stirs the medicines in the medicine box 111, the metering pumps 113 are respectively communicated with the medicine box 111 and the flowmeters 114 through pipelines, three groups of dosing devices 11 are arranged, the flowmeters 114 of the three groups of dosing devices 11 are respectively communicated with a PH adjusting tank 2, a reduction reaction tank 3 and a hydrolysis acidification tank 4 through pipelines, the medicines can be regularly and quantitatively added through the dosing devices 11, and labor and time are saved.

The working principle of the embodiment is as follows:

bean products waste water loops through water regulation pond 1, PH equalizing basin 2, reduction reaction tank 3, hydrolysis-acidification tank 4, anaerobism equalizing basin 5, UASB pond 6, multistage oxidation pond 7, sedimentation tank 8 and clean water basin 9 and carries out a series of physical reaction and chemical reaction, get rid of the pollutant in the waste water of production effectively, discharge metering device 12 will purify to the waste water of emission standard outwards at last, sludge dewatering device 10 carries out solid-liquid separation with the waste residue of sedimentation tank 8 bottom, the waste water of separating then carries back water volume equalizing basin 1 and continues to participate in the purification process, the solid waste residue of separating then outwards discharges to appointed region.

The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. The utility model provides a soyfood waste water processing system which characterized in that: including water regulation pool, PH equalizing basin, reduction reaction pond, hydrolysis-acidification pool, anaerobism equalizing basin, UASB pond, multistage oxidation pond, sedimentation tank, clean water basin and sludge dewatering device, the water regulation pool is used for storing waste water and carries extremely the PH equalizing basin, the water regulation pool the PH equalizing basin the reduction reaction pond hydrolysis-acidification pool the anaerobism equalizing basin the UASB pond multistage oxidation pond the sedimentation tank with the clean water basin communicates in proper order, sludge dewatering device with sedimentation tank bottom intercommunication.

2. The soybean product production wastewater treatment system according to claim 1, wherein: the multistage oxidation pond includes first oxidation pond, second oxidation pond, third oxidation pond and blower pump, first oxidation pond the second oxidation pond with the third oxidation pond communicates each other, first oxidation pond with UASB pond intercommunication, the third oxidation pond with the sedimentation tank intercommunication, the blower pump pass through the pipeline respectively with first oxidation pond the second oxidation pond third oxidation bottom of the pool intercommunication.

3. The soybean product production wastewater treatment system according to claim 1, wherein: the sedimentation tank adopts an inclined tube sedimentation tank.

4. The soybean product production wastewater treatment system according to claim 1, wherein: the sludge dewatering device comprises a sludge storage tank, a pneumatic diaphragm pump and a plate and frame filter press, wherein the sludge storage tank is communicated with the bottom of the sedimentation tank, and the pneumatic diaphragm pump is communicated with the bottom of the sludge storage tank and the plate and frame filter press through pipelines respectively.

5. The soybean product production wastewater treatment system according to claim 1, wherein: still include charge device, charge device includes medical kit, agitator, measuring pump and flowmeter, the medical kit is used for storing the medicament, the agitator is installed on the medical kit and right medicament in the medical kit stirs, the measuring pump pass through the pipeline respectively with the medical kit the flowmeter intercommunication, charge device sets up three groups, three groups charge device the flowmeter respectively through the pipeline with the PH equalizing basin the reduction reaction pond hydrolysis-acidification pond intercommunication.

6. The soybean product production wastewater treatment system according to claim 1, wherein: still include and discharge metering device, discharge metering device with the clean water basin intercommunication.