CN210103669U

CN210103669U - Pig raising wastewater integrated treatment device

Info

Publication number: CN210103669U
Application number: CN201920085914.0U
Authority: CN
Inventors: 朱恩灿; 张俊; 俞思言; 朱勇杰; 邢斌
Original assignee: Shanghai Sea Dragon City Polytron Technologies Inc
Current assignee: Shanghai Sea Dragon City Polytron Technologies Inc
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2020-02-21
Anticipated expiration: 2029-01-18

Abstract

The utility model relates to a pig raising wastewater integrated processing device. The treatment device consists of a regulating tank, a primary lift pump, a solid-liquid separation device, a secondary lift pump, an anaerobic reaction device, an integrated biological treatment device, an integrated membrane treatment device, a clear water outlet of the integrated membrane treatment device, a concentrated water outlet of the integrated membrane treatment device, a dosing tank and a dosing pump. The device is convenient to assemble, small in occupied area, strong in adaptability to pig raising wastewater, resistant to impact load, good in effluent quality and stable in effluent quality.

Description

Pig raising wastewater integrated treatment device

Technical Field

The utility model relates to a pig raising wastewater integrated processing device.

Background

The pig raising wastewater is mainly high-concentration organic wastewater of liquid metabolite discharged by pigs and flushing solid excrement and residual feed. The pig raising wastewater has large water volume and high pollutant concentration, carries a large amount of pathogenic bacteria and emits extremely strong odor. The problem of water pollution caused by wastewater generated in the large-scale and intensive pig breeding industry is increasingly serious, and the wastewater becomes an important cause of water area pollution in China.

At present, developed countries such as Europe and America mainly adopt an oxidation pond and planting and breeding combined mode to treat pig raising wastewater. The mode has low treatment cost, fully realizes ecological cycle, but needs to be matched with enough cultivated land for the waste water consumption, and is obviously not suitable for the situation of the shortage of cultivated land commonly existing in China.

The domestic pig-raising wastewater treatment technologies are more, and the treatment technologies comprise solid-liquid separation, a methane tank (an anaerobic tank), an aerobic aeration tank, an oxidation pond, the methane tank, a facultative pond, the oxidation pond, UASB, SBR, ASBR and land, and the like, but the experimental research is more, and the actual application is less. In addition, the devices have the problems of large occupied area, incapability of being moved, unstable water outlet and the like, and are difficult to popularize in breeding enterprises.

Disclosure of Invention

The utility model aims at providing a pig raising wastewater integrated treatment device for solving the technical problem.

The pig raising wastewater integrated treatment device comprises a regulating tank, a primary lift pump, a solid-liquid separation device, a secondary lift pump, an anaerobic reaction device, an integrated biological treatment device, an integrated membrane treatment device, a clear water outlet of the integrated membrane treatment device, a concentrated water outlet of the integrated membrane treatment device, a dosing tank and a dosing pump, wherein a water outlet at the bottom of the regulating tank is connected with a water inlet of the primary lift pump through a pipeline, a water outlet of the primary lift pump is connected with the solid-liquid separation device through a pipeline, a medicament outlet of the dosing tank is connected with a water inlet of the dosing pump through a pipeline, a water outlet of the dosing pump is connected with the solid-liquid separation device through a pipeline, a clear water outlet of the solid-liquid separation device is connected with a water inlet of the secondary lift pump through a pipeline, a water outlet of the secondary lift pump is connected with a water inlet, the water outlet of the integrated biological processor enters the integrated membrane treatment device through a pipeline, the produced water of the integrated membrane treatment device is discharged out of the integrated treatment device through a clear water outlet, and a concentrated water outlet of the integrated membrane treatment device is connected with a regulating tank through a pipeline.

The solid-liquid separation device is one of a screw stacking machine, a horizontal screw machine and an air floatation machine.

The anaerobic reaction device is one of an up-flow anaerobic sludge bed reactor, an anaerobic expanded granular bed reactor and an internal circulation anaerobic reactor.

The integrated biological processor is an integrated MBR biological processor with biological phosphorus removal and biological nitrogen removal functions.

The integrated membrane treatment device is an integrated membrane treatment device comprising a reverse osmosis treatment device, necessary pretreatment equipment such as sand filtration, a bag filter, a security filter and the like is sequentially arranged in front of the reverse osmosis treatment device, the device is provided with a clear water outlet and a concentrated water outlet, the clear water outlet is connected with a standard discharge pipeline, and the concentrated water outlet is connected with an adjusting tank through a pipeline.

The medicament in the medicament adding box is added into the solid-liquid separation device through the medicament adding pump, promotes the condensation of suspended matters in the pig raising wastewater, and is favorable for solid-liquid separation.

To sum up, the utility model has the advantages that: the integrated treatment device for the pig raising wastewater is formed by combining independent devices for realizing different functions, and has the advantages of small occupied area, and simple and convenient movement and installation. Pig raising wastewater integrated treatment device is strong to the waste water adaptability of different enterprises, and impact load resistant ability is strong, and it is good and can be stable up to standard to produce water quality of water.

Drawings

Fig. 1 is a structural diagram of the present invention.

In the figure, 1, a regulating tank, 2, a primary lifting pump, 3, a solid-liquid separation device, 4, a secondary lifting pump, 5, an anaerobic reaction device, 6, an integrated biological processor, 7, an integrated membrane treatment device, 701, a clear water outlet, 702, a concentrated water outlet, 8, a dosing tank and 9, a dosing pump are arranged.

Detailed Description

The pig raising wastewater firstly enters the regulating tank 1 to regulate the water quantity and the water quality, and the uniform water inlet quality of the integrated treatment device is ensured.

The wastewater in the regulating tank 1 is sent into a solid-liquid separation device 3 by a primary lifting pump 2, the solid-liquid separation device adopts a screw stacking machine, and a flocculating agent in a dosing tank 8 is sent into the screw stacking machine by a dosing pump 9. The wastewater and the flocculating agent are fully mixed and react to generate layering, and clear liquid is sent into an anaerobic reaction device 5 by a secondary lift pump 4, wherein the anaerobic reaction device adopts an anaerobic expanded granular bed reactor. The effluent of the anaerobic expanded granular bed reactor automatically flows into an integrated biological processor 6, and the integrated biological processor adopts a biochemical treatment process of an anaerobic-anoxic-aerobic-MBR membrane tank. The product water of the integrated biological processor enters the integrated membrane treatment device, sequentially passes through the sand filter, the bag filter and the security filter and then enters the reverse osmosis membrane, the product water of the reverse osmosis membrane is discharged through a clear water outlet 701 up to the standard, and the concentrated water of the reverse osmosis membrane returns to the regulating tank through a concentrated water outlet 702.

Claims

1. The integrated treatment device for the pig raising wastewater is characterized by consisting of a regulating reservoir (1), a primary lift pump (2), a solid-liquid separation device (3), a secondary lift pump (4), an anaerobic reaction device (5), an integrated biological processor (6), an integrated membrane treatment device (7), a clear water outlet (701) of the integrated membrane treatment device, a concentrated water outlet (702) of the integrated membrane treatment device, a dosing tank (8) and a dosing pump (9), wherein a water outlet at the bottom of the regulating reservoir (1) is connected with a water inlet of the primary lift pump (2) through a pipeline, a water outlet of the primary lift pump (2) is connected with the solid-liquid separation device (3) through a pipeline, a medicament outlet of the dosing tank (8) is connected with a water inlet of the dosing pump (9) through a pipeline, a water outlet of the dosing pump (9) is connected with the solid-liquid separation device (3) through a pipeline, the clear liquid outlet of the solid-liquid separation device (3) is connected with the water inlet of the second-stage lift pump (4) through a pipeline, the water outlet of the second-stage lift pump (4) is connected with the water inlet of the anaerobic reaction device (5) through a pipeline, the water outlet of the anaerobic reaction device (5) automatically flows into the integrated biological processor (6) through a pipeline, the water outlet of the integrated biological processor (6) enters the integrated membrane treatment device (7) through a pipeline, the produced water of the integrated membrane treatment device (7) is discharged out of the integrated treatment device through a clear water outlet (701), and the concentrated water outlet (702) of the integrated membrane treatment device (7) is connected with the regulating tank (1) through a pipeline.

2. The integrated treatment apparatus according to claim 1, wherein the solid-liquid separation apparatus (3) is one of a stack screw machine, a horizontal screw machine, and an air flotation machine.

3. The integrated processing apparatus according to claim 1, wherein the anaerobic reaction apparatus (5) is one of an upflow anaerobic sludge bed reactor, an anaerobic expanded granular bed reactor, an internal circulation anaerobic reactor.

4. The integrated treatment apparatus of claim 1, wherein the integrated biological processor is an integrated MBR biological processor with biological phosphorus removal and biological nitrogen removal functions.

5. The integrated processing device according to claim 1, wherein the integrated membrane processing device is an integrated membrane processing device comprising a reverse osmosis processing device.

6. The integrated treatment device according to claim 1, wherein the integrated membrane treatment device is a pretreatment device comprising a sand filter, a bag filter and a cartridge filter arranged in sequence before the reverse osmosis treatment device.

7. Integrated treatment plant according to claim 1, characterized in that it is provided with a fresh water outlet (701) and a concentrate outlet (702), the fresh water outlet (701) being connected to a standard discharge conduit and the concentrate outlet (702) being connected to the conditioning tank (1) by a conduit.

8. The integrated processing apparatus according to claim 1, wherein a chemical feed tank (8) and a chemical feed pump (9) are provided, and chemicals are fed into the solid-liquid separation apparatus (3) to promote aggregation of suspended matter in the swine wastewater and facilitate solid-liquid separation.