CN216584628U

CN216584628U - Bamboo shoot product processing wastewater treatment system

Info

Publication number: CN216584628U
Application number: CN202122635728.XU
Authority: CN
Inventors: 叶舟; 黄妍; 白宇龙; 曾丽
Original assignee: Shangyi Environmental Protection Technology Hangzhou Co ltd
Current assignee: Shangyi Environmental Protection Technology Hangzhou Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-05-24
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a treatment system for bamboo shoot product processing wastewater, which comprises a No. 1 grating tank, an adjusting tank, a UASB reactor, a No. 2 grating tank, a mixing adjusting tank, a contact oxidation tank, a secondary sedimentation tank, a coagulation air flotation tank and a clean water tank which are connected in sequence. UASB reactor, two heavy ponds, coagulation air supporting pond all pass through the pipe connection sludge impoundment, and the sludge impoundment passes through pipe connection mechanical type pressure filter, and the outlet of mechanical type pressure filter passes through the pipeline and links to each other with mixed equalizing basin, UASB reactor, contact oxidation pond, two heavy ponds, coagulation air supporting pond, clean water basin all have blow-down pipe connection mixed equalizing basin. The utility model has the characteristics of effectively improving the wastewater treatment effect and improving the wastewater treatment efficiency.

Description

Bamboo shoot product processing wastewater treatment system

Technical Field

The utility model relates to a wastewater treatment system, in particular to a treatment system for bamboo shoot product processing wastewater.

Background

In the production process of the bamboo shoot products, cleaning wastewater such as high-concentration bamboo shoot packaging water, equipment cleaning, workshop cleaning, raw material cleaning and the like, domestic sewage generated by the life activities of staff in a production area and the like can be generated. At present, pretreatment and biochemical treatment are generally adopted for treating food processing wastewater, but the treatment effect of the process on CODcr is poor, and the requirement on nano-tube discharge is difficult to meet; in addition, because various indexes of the processing wastewater generated in different procedures have great difference, the existing process is mixed for treatment, the situations that the cleaning wastewater is excessively cleaned and the concentrated wastewater is not cleaned in place can occur, and the treatment result and the treatment efficiency are influenced. Therefore, the prior art has the problems of unsatisfactory treatment effect and low treatment efficiency.

Disclosure of Invention

The utility model aims to provide a treatment system for bamboo shoot product processing wastewater. The utility model has the characteristics of effectively improving the processing wastewater treatment efficiency and enhancing the processing wastewater treatment result.

The technical scheme of the utility model is as follows: the utility model provides a processing system of bamboo shoot goods processing waste water which characterized in that: the device comprises a No. 1 grating tank, an adjusting tank, a UASB reactor, a No. 2 grating tank, a mixing adjusting tank, a contact oxidation tank, a secondary sedimentation tank, a coagulation air flotation tank and a clean water tank which are connected in sequence; UASB reactor, two heavy ponds, coagulation air supporting pond all pass through the pipe connection sludge impoundment, and the sludge impoundment passes through pipe connection mechanical type pressure filter, and the outlet of mechanical type pressure filter passes through the pipeline and links to each other with mixed equalizing basin, UASB reactor, contact oxidation pond, two heavy ponds (7), coagulation air supporting pond, clean water basin all have blow-down pipe connection mixed equalizing basin.

In the processing system of bamboo shoot goods processing waste water, the UASB reactor is tube structure, and 1 set of water distribution system, 1 set of water collection system, 1 group of three-phase separator are built-in.

In the aforementioned processing system of bamboo shoot goods processing waste water, the contact oxidation pond cell body is the rectangle, and the bottom sets up the air hose, connects roots's fan air outlet and realizes the aeration.

In the aforementioned processing system of bamboo shoot goods processing waste water, contact oxidation pond sewage inlet tube sets up in the department of 0.2~0.4m apart from the bottom of the pool, and air hose, blow-down pipe set up with pasting, and aeration dish interval 0.4~0.6 m.

In the treatment system for the bamboo shoot processing wastewater, the filler in the contact oxidation pond is suspended on a steel bracket. The galvanized steel pipe is divided into an upper layer and a lower layer, the distance between the upper layer and the lower layer is 0.7-0.9 m from the top of the tank and 0.6-0.8 m from the bottom of the tank.

Compared with the prior art, the method comprises the steps of treating high-concentration production wastewater by using the UASB reactor, uniformly mixing effluent and low-concentration cleaning wastewater, and sequentially feeding the effluent and the low-concentration cleaning wastewater into the contact oxidation tank, the secondary sedimentation tank, the coagulation air flotation tank and the clean water tank. The concentrated sewage and the clean wastewater are treated in a layered manner, so that the overall treatment efficiency is improved, and the effluent treatment effect is also improved. In conclusion, the utility model has the characteristics of effectively improving the wastewater treatment effect and improving the wastewater treatment efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention.

The labels in the figures are: 1-1# grating tank, 2-regulating tank, 3-UASB reactor, 4-2# grating tank, 5-mixing regulating tank, 6-contact oxidation tank, 7-secondary sedimentation tank, 8-coagulation air flotation tank, 9-clear water tank, 10-sludge tank, 11-mechanical filter press, 31-water distribution system, 32-water collection system and 33-three-phase separator.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not to be construed as limiting the utility model.

Example (b): the utility model provides a processing system of bamboo shoot goods processing waste water, constitutes like figure 1, including 1# grid pond 1, equalizing basin 2, UASB reactor 3, 2# grid pond 4, mixed equalizing basin 5, contact oxidation pond 6, two heavy ponds 7, thoughtlessly congeal air supporting pond 8, clean water basin 9 that connect gradually, UASB reactor 3, two heavy ponds 7, thoughtlessly congeal air supporting pond 8 and all link to each other with sludge impoundment 10 through the pipeline, and sludge impoundment 10 passes through pipe connection mechanical type pressure filter 11, and mechanical type pressure filter 11's outlet passes through the pipeline and links to each other with mixed equalizing basin 5, UASB reactor 3, contact oxidation pond 6, two heavy ponds 7, thoughtlessly congeal air supporting pond 8, clean water basin 9 all have blow-down union coupling mixed equalizing basin 5.

In the aforementioned processing system of bamboo shoot goods processing waste water, 1 delivery port in 1# grid pond passes through the pipeline and links to each other with 2 water inlets of equalizing basin, and the delivery port of equalizing basin 2 passes through the pipeline and links to each other with the water inlet of tube mixer, and the delivery port of tube mixer passes through the pipeline and links to each other with the water inlet of UASB reactor 3, and the delivery port of medicine system passes through the pipeline and links to each other with the tube mixer water inlet.

Among the aforementioned processing system of bamboo shoot goods processing waste water, 3 delivery ports of UASB reactor link to each other through pipeline and 4 water inlets of 2# grid pond, and 4 delivery ports of 2# grid pond link to each other through the water inlet of pipeline with mixed equalizing basin 5 to insert low concentration waste water, go out high concentration waste water that will handle through UASB reactor 3 and go out water and low concentration waste water misce bene in mixed equalizing

basin

5, 3 bottoms of ponds of UASB reactor are equipped with blow-down pipe and mix equalizing basin 5 and link to each other.

In the aforesaid processing system of bamboo shoot goods processing waste water, 5 delivery ports of mixed equalizing basin pass through the pipeline and link to each other with 6 water inlets of contact oxidation pond, roots's fan delivery port passes through the pipeline and links to each other with 6 bottoms of contact oxidation pond, 6 bottoms of contact oxidation pond are equipped with the blow-down pipe and link to each other with mixed equalizing basin 5, 6 delivery ports of contact oxidation pond pass through the pipeline and link to each other with 7 water inlets of secondary sedimentation tank, 7 delivery ports of secondary sedimentation tank pass through the pipeline and link to each other with 8 water inlets of coagulation air supporting pond, 8 bottoms of coagulation air supporting pond are equipped with the blow-down pipe and link to each other with mixed equalizing basin 5, 8 upper ends of coagulation air supporting pond are equipped with scrapes the sediment machine, 8 delivery ports of coagulation air supporting pond pass through the pipeline and link to each other with 9 water inlets of clean water basin, 9 bottoms of clean water basin are equipped with the blow-down pipe and link to each other with mixed equalizing basin 5, clean water basin 9 delivery ports pass through the pipeline and link to each other with municipal sewage pipeline.

In the processing system of aforementioned bamboo shoot goods processing waste water, UASB reactor 3 and two heavy ponds 7 all are equipped with the sludge pipe and link to each other with sludge impoundment 10 water inlets, and sludge impoundment 10 delivery ports passes through the pipeline and links to each other with mechanical type pressure filter 11, and the mud that mechanical type pressure filter 11 produced passes through the pipeline and gets into mixed equalizing basin 5, and the mud cake of production transports outward.

In the treatment system for the bamboo shoot product processing wastewater, the UASB reactor is of a cylinder structure and is internally provided with a water distribution system 31, a water collection system 32 and a three-phase separator 33.

In the treatment system for the bamboo shoot product processing wastewater, the contact oxidation tank 6 is a rectangular tank body, and 2 roots fans and an aeration system are arranged in the contact oxidation tank.

In the aforementioned processing system of bamboo shoot goods processing waste water, the setting of the 6 sewage inlet pipes in contact oxidation pond is in the department of 0.3m apart from the bottom of the pool, and air hose, blow-down pipe set up with pasting, and aeration dish interval 0.5 m.

In the treatment system for the bamboo shoot processing wastewater, the filler in the contact oxidation pond 6 is hung on a steel bracket. The steel bracket is arranged at the upper layer and the lower layer, and the distance between the steel bracket and the tank top and the tank bottom is 0.8m and 0.7m respectively.

In the processing system of bamboo shoot product processing waste water, equalizing basin 2, mixed equalizing basin 5, clean water basin 9, sludge impoundment 10 cell body all adopt reinforced concrete, and contact oxidation pond 6 and two heavy pond 7 are integrated steel equipment, and UASB reactor 3 is the steel cell body.

The working process of the utility model is as follows: high concentration bamboo shoots packing water is collected and then enters into a regulating tank through a fine grid, after the regulating tank regulates the water quality and water quantity, the water is lifted to a UASB reactor through a regulating tank water outlet pump, meanwhile, NaOH is added to regulate the PH value to 6-9, the internal normal range of the reactor is ensured, and COD and BOD in water are removed through biological treatment. After being treated by UASB, the concentrated wastewater and the cleaning wastewater enter a mixed regulating tank together, and after the mixed regulating tank regulates the water quality and the water quantity, the concentrated wastewater enters a contact oxidation tank to further remove COD, BOD, ammonia nitrogen and total phosphorus in the water. And (3) after the effluent of the contact oxidation tank enters a secondary sedimentation tank, suspended solid particles in the effluent are precipitated, and the effluent of the secondary sedimentation tank enters a coagulation air flotation tank to remove micro particles in the water. And (4) after the water is discharged from the coagulation air flotation tank, the water enters a clean water tank and is finally discharged into a municipal sewage pipe network after reaching the standard.

Claims

1. The utility model provides a processing system of bamboo shoot goods processing waste water which characterized in that: comprises a No. 1 grating tank (1), an adjusting tank (2), a UASB reactor (3), a No. 2 grating tank (4), a mixed adjusting tank (5), a contact oxidation tank (6), a secondary sedimentation tank (7), a coagulation air flotation tank (8) and a clean water tank (9) which are connected in sequence; UASB reactor (3), two heavy ponds (7), thoughtlessly congeal air supporting pond (8) all through pipe connection sludge impoundment (10), and sludge impoundment (10) are through pipe connection mechanical type pressure filter (11), and the outlet of mechanical type pressure filter (11) passes through the pipeline and links to each other with mixed equalizing basin (5), UASB reactor (3), contact oxidation pond (6), two heavy ponds (7), thoughtlessly congeal air supporting pond (8), clean water basin (9) all have blow-down pipe connection mixed equalizing basin (5).

2. The system for treating bamboo shoot processing wastewater according to claim 1, wherein the system comprises: the UASB reactor (3) is of a cylinder structure, and is internally provided with 1 set of water distribution system (31), 1 set of water collection system (32) and 1 set of three-phase separator (33).

3. The system for treating bamboo shoot processing wastewater according to claim 1, wherein the system comprises: the contact oxidation pond (6) cell body is the rectangle, and the bottom sets up the air hose, connects roots's fan air outlet and realizes the aeration.

4. The system for treating the processing wastewater of bamboo shoots, according to claim 1, is characterized in that: the sewage inlet pipe of the contact oxidation tank (6) is arranged at a position 0.2-0.4 m away from the bottom of the tank, the air pipe and the emptying pipe are arranged close to the ground, and the distance between the aeration discs is 0.4-0.6 m.

5. The system for treating bamboo shoot processing wastewater according to claim 1, wherein the system comprises: the filler in the contact oxidation tank (6) is hung on a steel support, and the upper layer and the lower layer of the steel support are respectively 0.7-0.9 m away from the top and the bottom of the tank and 0.6-0.8 m away from the top and the bottom of the tank.