CN209778583U - Glutinous rice flour processing sewage treatment system - Google Patents

Abstract

The utility model discloses a glutinous rice flour processing sewage treatment system, including intake pipe one and intake pipe two, all be equipped with elevator pump one on intake pipe one and the intake pipe two, intake pipe one is connected with centrifuge, intake pipe one and intake pipe two's the other end converge and connect the coagulating sedimentation tank, it has the flocculating agent to add in the coagulating sedimentation tank, coagulating sedimentation tank bottom intercommunication has the sludge concentration pond, there is the equalizing basin coagulating sedimentation tank upper portion through elevator pump two intercommunications, the equalizing basin has UASB reactor through elevator pump three intercommunications, UASB reactor upper end is equipped with the marsh gas outlet pipe, the upper portion drain pipe intercommunication middle sedimentation tank of UASB reactor, the middle sedimentation tank bottom is through sludge pump intercommunication UASB reactor. The utility model overcomes prior art shortcoming, it is reasonable to connect between the structure, and high-efficient separation waste water waste residue, harmful substance in the successive layer treatment waste liquid realizes discharge to reach standard, environmental protection.

Description

Glutinous rice flour processing sewage treatment system

Technical Field

The utility model relates to a sewage treatment technical field specifically indicates a glutinous rice flour processing sewage treatment system.

Background

Along with the improvement of life of people, the sustainable development puts higher requirements on the quality of the environment, because the water-milled glutinous rice powder production wastewater contains a small amount of rice slag and bran powder, is in a suspended state, slowly precipitates naturally and is easy to acidify, the difficulty and cost of sewage treatment are increased, a common sewage and wastewater treatment device comprises a UASB reactor, an A/O pool and the like, wherein the anaerobic UASB reactor is a reaction facility commonly used for sewage treatment, a water distribution device is arranged at the bottom, a three-phase separator is arranged at the middle upper part to ensure that sludge, sewage and methane have good separation effect, and most of BOD and COD can be degraded through the treatment of the anaerobic UASB reactor; the air distribution system of the A/O pool adopts the spherical-crown-shaped variable microporous aerator with high oxygen utilization rate and long service life, the filler system adopts the biological combined filler with good film-forming effect, and the aeration is controlled according to the load so as to improve the utilization rate of oxygen.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is, overcome prior art shortcoming, provide a glutinous rice flour processing sewage treatment system, it is reasonable to connect between the structure, and high-efficient separation waste water waste residue, harmful substance in the successive layer treatment waste liquid realize discharge to reach standard, environmental protection.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a glutinous rice flour processing sewage treatment system, includes intake pipe line one and intake pipe line two, all be equipped with elevator pump one on intake pipe line one and the intake pipe line two, intake pipe line one is connected with centrifuge, the last row's of being equipped with of centrifuge sediment outlet pipe, the other end of intake pipe line one and intake pipe line two joins and connects coagulating sedimentation tank, it has the flocculating agent to add in the coagulating sedimentation tank, coagulating sedimentation tank bottom intercommunication has the sludge concentration pond, coagulating sedimentation tank upper portion has the equalizing basin through elevator pump two intercommunications, the equalizing basin top is equipped with the alkali-adding measuring pump, be equipped with the alkali storage tank on the alkali-adding measuring pump, be equipped with the PH apparatus in the equalizing basin, PH apparatus and alkali-adding measuring pump electric connection, the bottom is equipped with submersible mixer in the equalizing basin, the equalizing basin has UASB reactor through elevator pump three intercommunications, UASB reactor upper end is equipped with marsh gas, sedimentation tank in the middle of the upper portion drain pipe intercommunication of UASB reactor, sludge pump intercommunication UASB reactor is passed through to middle sedimentation tank bottom, middle sedimentation tank intercommunication AO reaction tank, two heavy ponds of AO reaction tank intercommunication, two heavy pond intercommunication dephosphorization sedimentation tanks, it has the flocculating agent to add in the dephosphorization sedimentation tank, UASB reactor, middle sedimentation tank, AO reaction tank, two heavy ponds and dephosphorization sedimentation tank bottom all communicate the concentrated pond of mud through the sludge pump.

As an improvement, the flocculant adopts a PAC water purifying agent, and PAC is polyaluminium chloride, so that the flocculant has the advantages of wide application range, wide water adaptability, good precipitation performance, small erosion effect on equipment and the like.

As the improvement, top is equipped with the protection casing on the dive mixer, effectively prevents that the large granule impurity in the waste water from getting into the mixer, influences work efficiency and causes the damage even.

As an improvement, the sludge in the sludge concentration tank is transported out through the belt filter press, filtrate at the upper part of the sludge concentration tank and the upper part of the belt filter press are communicated with inlets of a water pipeline I, the filter press can complete solid-liquid separation of the sludge, and meanwhile, supernatant of the sludge concentration tank and the belt filter press are communicated with the inlets and can be reprocessed.

Compared with the prior art, the utility model the advantage lie in: the system subdivides the wastewater after processing the glutinous rice flour in a workshop, processes the wastewater through different pipelines according to the turbidity, separates solid-phase substances such as rice residue, bran powder and the like from turbid rice washing wastewater through a high-efficiency centrifugal machine, and then combines the turbid rice washing wastewater with other wastewater for treatment, so that after separation through the high-efficiency centrifugal machine, about 70 percent of COD (chemical oxygen demand) and suspended matters can be removed, the treatment difficulty is reduced, and the stable standard reaching is ensured; meanwhile, the centrifuge is faster to separate than natural sediment, so that the freshness of the recovered substances is ensured, the recovered substances can be reused for production of breeding plants, the waste is changed into valuable, the sludge amount is reduced, the wastewater treatment cost is reduced, and the economic income is increased; the whole system has reasonable connection relation, effectively treats waste water and waste residues layer by layer, realizes the effect of treating pollution to the maximum degree and protects the environment.

Drawings

Fig. 1 is a schematic view of the connection structure of the present invention.

Fig. 2 is a schematic view of the flow of the connection module of the present invention.

As shown in the figure: 1. the system comprises a water inlet pipeline I, a water inlet pipeline II, a water inlet pipeline 3, a lift pump I, a lift pump 4, a centrifugal machine 5, a slag discharge outlet pipe 6, a coagulating sedimentation tank 7, a sludge concentration tank 8, a lift pump II, a lift pump 9, an adjusting tank 10, an alkali adding metering pump 11, a PH meter 12, an alkali adding storage tank 13, a submersible mixer 14, a lift pump III, a UASB reactor 15, a biogas outlet pipe 16, a middle sedimentation tank 17, an A/O reaction tank 18, an A/O reaction tank 19, a secondary sedimentation tank 20, a dephosphorization sedimentation tank 21 and a belt filter press.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to fig. 1 and 2.

The utility model discloses when the concrete implementation, including water inlet pipeline 1 and water inlet pipeline two 2, all be equipped with elevator pump 3 on water inlet pipeline 1 and the water inlet pipeline two 2, water inlet pipeline 1 is connected with centrifuge 4, be equipped with row sediment outlet pipe 5 on centrifuge 4, the other end of water inlet pipeline 1 and water inlet pipeline two 2 joins connection coagulating sedimentation tank 6, it has the flocculating agent to add in coagulating sedimentation tank 6, coagulating sedimentation tank 6 bottom intercommunication has sludge concentration tank 7, coagulating sedimentation tank 6 upper portion is through elevator pump two 8 intercommunication has equalizing basin 9, the equalizing basin 9 top is equipped with alkalifying measuring pump 10, be equipped with alkalifying storage tank 12 on the alkalifying measuring pump 10, be equipped with PH determinator 11 in equalizing basin 9, PH determinator 11 and alkalifying measuring pump 10 electrical connection, the bottom is equipped with submersible mixer 13 in equalizing basin 9, equalizing basin 9 has UASB reactor 15 through three 14 intercommunications of elevator pump, UASB reactor 15 upper end is equipped with biogas outlet pipe 16, sedimentation tank 17 in the middle of the upper portion drain pipe intercommunication of UASB reactor 15, sludge pump intercommunication UASB reactor 15 is passed through to middle sedimentation tank 17 bottom, middle sedimentation tank 17 intercommunication AO reaction tank 18, two heavy ponds 19 of AO reaction tank 18 intercommunication, two heavy ponds 19 intercommunication dephosphorization sedimentation tank 20, it has the flocculating agent to add in the dephosphorization sedimentation tank 20, UASB reactor 15, middle sedimentation tank 17, AO reaction tank 18, two heavy ponds 19 and dephosphorization sedimentation tank 20 bottoms all communicate concentrated mud pit 7 through the sludge pump.

The flocculant adopts PAC water purifying agent.

And a protective cover is arranged at the top of the submersible mixer 13.

Sludge in the sludge concentration tank 7 is transported out through the belt filter press 21, and filtrate at the upper part of the sludge concentration tank 7 and the upper part of the belt filter press 21 are communicated with inlets of a water pipeline 1.

The utility model discloses a theory of operation: the wastewater after the production of the glutinous rice flour is firstly subdivided according to the turbidity degree in a workshop, relatively turbid rice washing water is collected by an intermediate regulating reservoir and pumped to an efficient centrifugal machine, solid-phase substances such as rice residue and the like are separated and sent to a breeding factory for breeding production, liquid-phase clear liquid automatically flows to a coagulative precipitation tank, and relatively clear soaking and filter pressing wastewater directly automatically flows to the coagulative precipitation tank. Adding flocculants such as PAC (polyaluminium chloride) into the mixed water in a coagulating sedimentation tank to further flocculate and precipitate fine suspended matters in the incoming water, and discharging the precipitated sludge into a sludge tank of a sewage treatment station for further filter pressing treatment; supernatant in the coagulating sedimentation tank automatically flows into an adjusting tank, and because the production wastewater is acidic, an alkali adding storage tank is arranged above a water collecting tank, and a pH meter in the tank is in combined transportation with an alkali adding metering pump, so that the automatic addition of alkali liquor is realized; the bottom of the regulating tank is provided with a submersible mixer to mix and stir the wastewater, and regulate and homogenize the quality and quantity of the inlet water. The sewage is lifted to an anaerobic UASB reactor by a lifting pump after being regulated by a regulating reservoir, the effluent of the UASB reactor automatically flows into a middle sedimentation tank, sludge carried by the effluent of the UASB reactor enters the sedimentation tank for sedimentation so as to prevent the anaerobic sludge from entering an aerobic tank to influence a system, and a sludge pump is arranged for sludge backflow and sludge discharge; the effluent of the intermediate sedimentation tank automatically flows into an A/O reaction tank, the effluent of an A/O system firstly enters a secondary sedimentation tank for sedimentation, then enters a dephosphorization sedimentation tank for re-sedimentation (a flocculating agent is added according to needs in the process), and is discharged after mud-water separation to reach the standard; excess sludge generated by systems such as a coagulation sedimentation tank, an anaerobic tank, an AO tank and the like is discharged into a sludge concentration tank, and the sludge in the concentration tank is transported outside after being filter-pressed by a belt filter press. And the supernatant of the concentration tank and the filtrate of the filter press automatically flow into a water collecting well for re-treatment.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (4)

1. The utility model provides a glutinous rice flour processing sewage treatment system, includes water inlet pipeline one (1) and water inlet pipeline two (2), its characterized in that: the device is characterized in that a first lifting pump (3) is arranged on the first water inlet pipeline (1) and a second water inlet pipeline (2), the first water inlet pipeline (1) is connected with a centrifugal machine (4), a slag discharge outlet pipe (5) is arranged on the centrifugal machine (4), the other ends of the first water inlet pipeline (1) and the second water inlet pipeline (2) are converged and connected with a coagulating sedimentation tank (6), a flocculating agent is added into the coagulating sedimentation tank (6), a sludge concentration tank (7) is communicated with the bottom of the coagulating sedimentation tank (6), an adjusting tank (9) is communicated with the upper part of the coagulating sedimentation tank (6) through a second lifting pump (8), an alkali adding metering pump (10) is arranged above the adjusting tank (9), an alkali adding storage tank (12) is arranged on the alkali metering pump (10), a PH measuring meter (11) is arranged in the adjusting tank (9), and the PH measuring meter (11) is electrically connected with the alkali adding metering pump (, a submersible mixer (13) is arranged at the bottom in the regulating reservoir (9), the regulating reservoir (9) is communicated with a UASB reactor (15) through a lift pump III (14), a biogas outlet pipe (16) is arranged at the upper end of the UASB reactor (15), a liquid outlet pipe at the upper part of the UASB reactor (15) is communicated with a middle sedimentation tank (17), the bottom of the intermediate sedimentation tank (17) is communicated with a UASB reactor (15) through a sludge pump, the intermediate sedimentation tank (17) is communicated with an A/O reaction tank (18), the A/O reaction tank (18) is communicated with a secondary sedimentation tank (19), the secondary sedimentation tank (19) is communicated with a dephosphorization sedimentation tank (20), a flocculating agent is added in the dephosphorization sedimentation tank (20), the bottoms of the UASB reactor (15), the intermediate sedimentation tank (17), the A/O reaction tank (18), the secondary sedimentation tank (19) and the dephosphorization sedimentation tank (20) are communicated with the sludge concentration tank (7) through a sludge pump.

2. The sewage treatment system for processing glutinous rice flour according to claim 1, wherein: the flocculant adopts PAC water purifying agent.

3. The sewage treatment system for processing glutinous rice flour according to claim 1, wherein: and a protective cover is arranged at the top of the submersible mixer (13).

4. The sewage treatment system for processing glutinous rice flour according to claim 1, wherein: sludge in the sludge concentration tank (7) is transported out through the belt filter press (21), and filtrate at the upper part of the sludge concentration tank (7) and the upper part of the belt filter press (21) is communicated with inlets of the first water inlet pipeline (1).