CN218561237U - A modularization composite set for construction period sewage treatment - Google Patents
A modularization composite set for construction period sewage treatment Download PDFInfo
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- CN218561237U CN218561237U CN202222671394.6U CN202222671394U CN218561237U CN 218561237 U CN218561237 U CN 218561237U CN 202222671394 U CN202222671394 U CN 202222671394U CN 218561237 U CN218561237 U CN 218561237U
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Abstract
The utility model relates to a sewage treatment technical field specifically is a modularization composite set for construction period sewage treatment. The modularized device mainly comprises a homogeneous regulation module, a coagulating sedimentation module, a biochemical treatment module, an advanced treatment module, a dosing module and an equipment room module. The homogenizing adjusting module consists of a coarse grid well and an adjusting tank; the coagulating sedimentation module consists of a fine grid well, a coagulating basin, a flocculation basin, a sedimentation basin, a membrane grid basin and a sludge basin; the biochemical treatment unit consists of an anaerobic tank, an anoxic tank and an aerobic tank; the advanced treatment unit consists of a membrane treatment tank, a disinfection tank and a clean water tank. The utility model discloses the device is to the design of the sewage quality of water characteristics that the construction period produced, and the quality of water after handling can directly be reused in the job site, and a whole set of modular device compact structure, area is little, and the degree of prefabrication is high, transportation simple to operate, and later maintenance is simple to repeatedly usable.
Description
Technical Field
The utility model relates to a sewage treatment technical field specifically is a modularization composite set for construction period sewage treatment.
Background
In general, in areas equipped with municipal sewage pipe networks, sewage generated in construction periods of construction projects can be discharged into the municipal sewage pipe networks after being pretreated to meet the pipe receiving requirements, but the situations that some construction projects are remote in geographic positions and the construction areas lack of the matched municipal sewage pipe networks are inevitable. If municipal pipelines are specially rearranged aiming at the remote construction sites, firstly, the construction period is prolonged, and the construction cost is increased; secondly, no longer use after the construction, lead to municipal pipe network waste. At present, national governments and local governments pay more attention to the problem of discharging sewage generated in construction periods, and various sewages generated in construction areas in the construction periods are required to be discharged randomly by issuing regulations and management methods, and must be subjected to sewage treatment to meet the discharge requirements. Therefore, it is necessary to treat and recycle the sewage generated at the construction site.
Based on this, the utility model provides a modularization composite set for construction period sewage treatment for solve prior art's defect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a modularization composite set for construction period sewage treatment to solve the problem that proposes in the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a modular assembly for construction-time wastewater treatment, comprising:
the homogenizing adjusting module comprises a coarse grating well for filtering garbage and an adjusting tank for performing homogenizing adjustment on a water body, and the output end of the coarse grating well is communicated with the input end of the adjusting tank;
and the coagulating sedimentation module comprises: a fine grid well for filtering suspended matters and impurities, a coagulation tank for coagulating colloid and particle suspended matters, a flocculation tank for flocculating gel and particle suspended matters, a sedimentation tank for settling floccule, a membrane grid well for filtering residual floccule and suspended matters, and a sludge tank for storing sludge; the output end of the adjusting tank is communicated with the input end of the fine grid well, the output end of the fine grid well is communicated with the input end of the coagulation tank, the output end of the coagulation tank is communicated with the input end of the flocculation tank, the output end of the flocculation tank is communicated with the input end of the sedimentation tank, the first output end of the sedimentation tank is communicated with the input end of the membrane grid well, and the second output end of the sedimentation tank is communicated with the input end of the sludge tank;
and a biochemical treatment module, the biochemical treatment module comprising: the output end of the membrane grid well is communicated with the input end of the anaerobic tank, the output end of the anaerobic tank is communicated with the input end of the anoxic tank, and the output end of the anoxic tank is communicated with the input end of the aerobic tank;
and a depth processing module, the depth processing module including: the membrane treatment device comprises a membrane treatment pool for intercepting microorganisms, a disinfection pool for disinfecting a water body, and a clean water pool, wherein the output end of an aerobic pool is communicated with the input end of the membrane treatment pool, the output end of the membrane treatment pool is communicated with the input end of the disinfection pool, and the output end of the disinfection pool is communicated with the input end of the clean water pool.
Preferably, a coarse grating and a coarse grating well lifting pump are arranged in the coarse grating well, sewage is introduced into the coarse grating well through a water inlet and is filtered by the coarse grating, a filtered water body is pumped into the regulating tank by the coarse grating well lifting pump, and a water inlet is also formed in the coarse grating well and is used for introducing the sewage;
preferably, be provided with equalizing basin elevator pump and dive agitator in the equalizing basin, the dive agitator is used for the homogeneity to adjust the water, and the equalizing basin elevator pump is used for pumping the water in the thin grid well.
Preferably, a fine grid and a fine grid well water inlet are arranged in the fine grid well, and the output end of the regulating reservoir lift pump is communicated with the fine grid well water inlet;
preferably, a coagulation stirrer and a PAC dosing port are arranged in the coagulation tank, and the PAC dosing port is used for dosing the PAC;
preferably, a flocculation stirrer and a PAM dosing port are arranged in the flocculation tank, and the PAM dosing port is used for dosing PAM medicament;
preferably, an inclined plate and a sludge hopper are arranged in the sedimentation tank, the inclined plate is used for guiding water to flow into the sludge hopper, so that floccules are precipitated in the sludge hopper, a water outlet groove and a sludge hopper sludge discharge port are also arranged in the sedimentation tank, the water outlet groove is positioned above the sludge hopper sludge discharge port, the water outlet groove is communicated with the membrane grid well, and the sludge hopper sludge discharge port is communicated with the sludge tank;
preferably, a membrane grating and a membrane grating water outlet are arranged in the membrane grating well, the membrane grating water outlet is communicated with the anaerobic tank, a sludge discharge pump is further arranged in the membrane grating well, and the input end of the sludge discharge pump is communicated with a sludge discharge port of a sludge hopper;
preferably, be provided with sludge impoundment dive agitator and sludge impoundment in the sludge impoundment and advance the mud mouth, sludge impoundment dive agitator is used for the stirring in order to prevent the mud deposit, and the output intercommunication sludge impoundment of mud dredge pump advances the mud mouth.
Preferably, an anaerobic tank submersible stirrer and an anaerobic tank water inlet are arranged in the anaerobic tank, and the anaerobic tank water inlet is communicated with a membrane grid water outlet;
preferably, an anoxic tank submersible stirrer and a carbon source dosing port are arranged in the anoxic tank, the carbon source dosing port is used for adding a carbon source, and a mixed liquid reflux port is also arranged in the anoxic tank;
preferably, an aeration pipeline and an aerobic tank water outlet are arranged in the aerobic tank, the aerobic tank water outlet is communicated with the membrane treatment tank, a mixed liquid reflux pump is further arranged in the aerobic tank, and the water outlet of the mixed liquid reflux pump is communicated with a mixed liquid reflux port.
Preferably, a membrane module and a membrane tank water inlet are arranged in the membrane treatment tank, and the membrane tank water inlet is communicated with the aerobic tank water outlet;
preferably, a water inlet of the disinfection tank and a sodium hypochlorite dosing port are arranged in the disinfection tank, and the water inlet of the disinfection tank is connected with the output end of the MBR membrane module;
preferably, a clean water tank lifting pump and a clean water tank water outlet are arranged in the clean water tank, and water in the clean water tank is pumped out of the clean water tank water outlet through the clean water tank lifting pump.
Preferably, a sludge reflux pump and a membrane tank sludge reflux outlet are further arranged in the membrane treatment tank, a sludge reflux port is further arranged in the anaerobic tank, the input end of the sludge reflux pump is communicated with the membrane tank sludge reflux outlet, and the output end of the sludge reflux pump is communicated with the sludge reflux port;
preferably, a membrane tank sludge discharge port is further arranged in the membrane treatment tank, a residual sludge interface is further arranged in the sludge tank, and the membrane tank sludge discharge port is communicated with the residual sludge interface.
Preferably, a membrane washing pump is further arranged in the clear water tank, and a water outlet of the membrane washing pump is communicated with the MBR membrane module.
Preferably, a modularization composite set for construction period sewage treatment still including adding the medicine module, add the medicine module and specifically be for adding between the medicine, be provided with in adding between the medicine: the carbon source dosing device is connected with the carbon source dosing port; the sodium hypochlorite dosing device is connected with a sodium hypochlorite dosing port; the citric acid dosing device is communicated with the output end of the membrane flushing pump; the dosing device is connected with the dosing port; and the PAM dosing device is connected with the PAM dosing port.
Preferably, a modularization composite set for construction period sewage treatment still includes the module between equipment, and the module includes between equipment: the water pump room is internally provided with a residual sludge dredge pump, a residual sludge dredge pump sludge inlet and a residual sludge dredge pump sludge outlet, wherein the residual sludge dredge pump sludge inlet is communicated with the membrane pool sludge outlet, and the residual sludge dredge pump sludge outlet is communicated with the residual sludge interface; a membrane water production pump, a water inlet of the membrane water production pump and a water outlet of the membrane water production pump are also arranged in the water pump room, the water inlet of the membrane water production pump is connected with the MBR membrane component, and the water outlet of the membrane water production pump is connected with the water inlet of the disinfection tank;
the fan room is internally provided with a biochemical fan and a biochemical fan air outlet, and the biochemical fan air outlet is communicated with an aeration pipeline; a membrane pool fan and a membrane pool fan air outlet are also arranged in the fan room, and the membrane pool fan air outlet is communicated with the MBR membrane component; a cooling fan is also arranged in the fan room;
and the dewatering machine room is internally provided with a screw-stacking dewaterer and a filtrate discharge port, the screw-stacking dewaterer is connected with a sludge feeding pump arranged in the sludge tank, and the filtrate discharge port is connected with a filtrate return port arranged in the regulating tank.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the modular combined device is designed according to the discharge characteristics and water quality indexes of the sewage in the construction site, and the treated water quality can reach the first class A discharge standard in discharge standard of urban sewage treatment plants and the water quality requirement in urban sewage recycling urban miscellaneous water quality. And has the following advantages:
1) The application range is wide: the construction site sewage mainly comes from the places of ground washing, spraying, foundation pit waste water, pile foundation construction muddy water, concrete curing drainage, canteens, office buildings, toilets, bathrooms and the like, and the device is designed aiming at the characteristic of the quality of the waste water generated in the construction period and has strong universality;
2) The recycling range after treatment is wide: the treated water can be directly used for greening sprinkling in construction sites, spraying water, ground washing, building construction, vehicle washing, fire-fighting water production and the like, and rivers and lakes with smaller dilution capacity can also be introduced as water for urban landscapes;
3) The transportation, the installation and the disassembly are convenient: the whole set of device is designed in a modularized way, and each module is made into a container with a size which is convenient to transport; the processing unit is integrated and installed in the module, only simple pipeline splicing is carried out on site, and the installation and the disassembly are convenient;
4) Can be repeatedly used: the whole set of device only consumes medicament and electric energy in the use process, and does not influence the next use of the system. Can accomplish the use back at previous construction site, dismantle rapidly, transport and wait that the construction site next installs and use, used repeatedly many times.
5) The occupied area is small, and the civil work load is small: the whole set of device material is carbon steel anticorrosive, and only homogeneity adjusting module involves underground excavation, and other modules are directly arranged on ground, only need the ground hardening.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of a homogenization adjustment module according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a dosing module according to an embodiment of the present invention;
FIG. 3 is a schematic sectional view of the homogenizing adjusting module and the dosing module according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a coagulation sedimentation module in an embodiment of the present invention;
fig. 5 is a schematic sectional structure diagram of a coagulating sedimentation module according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a biochemical treatment module according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a biochemical treatment module according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of an advanced treatment module according to an embodiment of the present invention;
fig. 9 is a schematic cross-sectional view of an embodiment of the advanced treatment module of the present invention;
fig. 10 is a schematic structural diagram of an inter-device module according to an embodiment of the present invention;
fig. 11 is a schematic cross-sectional structure diagram of an inter-device module according to an embodiment of the present invention;
in the figure:
a homogeneity adjustment module 1;
the device comprises a coarse grid well a, a coarse grid a-1, a coarse grid well lift pump a-2 and a water inlet 1-1;
a regulating reservoir b, a regulating reservoir lift pump b-1, a submersible stirrer b-2 and a filtrate reflux port 1-2;
a coagulating sedimentation module 2;
a fine grid well c, a fine grid c-1 and a fine grid well water inlet 2-1;
a coagulation tank d, a coagulation stirrer d-1 and a PAC dosing port 2-2;
a flocculation tank e, a flocculation stirrer e-1 and a PAM dosing port 2-3;
a sedimentation tank f, an inclined plate f-1, a sludge hopper f-2, a water outlet tank f-3 and a sludge discharge port 2-4 of the sludge hopper;
the system comprises a membrane grating well g, a membrane grating g-1, a sludge discharge pump g-2 and a membrane grating water outlet 2-5;
a sludge pool h, a submersible stirrer h-1 of the sludge pool, a sludge feeding pump h-2 and a sludge inlet 2-6 of the sludge pool; 2-7 of an excess sludge interface;
a biochemical treatment module 3;
the anaerobic tank i, the submersible stirrer i-1 of the anaerobic tank, the water inlet 3-1 of the anaerobic tank and the sludge return port 3-2;
an anoxic tank j, an anoxic tank submersible stirrer j-1, a mixed liquid reflux port 3-3 and a carbon source dosing port 3-4;
an aerobic tank k, an aeration pipeline k-1, a mixed liquid reflux pump k-2 and an aerobic tank water outlet 3-5;
a depth processing module 4;
the device comprises a membrane treatment tank L, an MBR membrane module L-1, a sludge reflux pump L-2, a membrane tank water inlet 4-1, a membrane tank sludge reflux outlet 4-2 and a membrane tank sludge discharge port 4-3;
a disinfection tank m, a water inlet of the disinfection tank is 4-4, and a sodium hypochlorite dosing port is 4-5;
a clean water tank n, a membrane washing pump n-1, a clean water tank lifting pump n-2 and a clean water tank water outlet 4-6;
a dosing module 5;
a dosing room o, a carbon source dosing device o-1, a sodium hypochlorite dosing device o-2, a citric acid dosing device o-3, a PAC dosing device o-4 and a PAM dosing device o-5;
an inter-device module 6;
the system comprises a water pump room p, an excess sludge discharge pump p-1, a membrane production water pump p-2, an excess sludge discharge pump sludge inlet 6-1, an excess sludge discharge pump sludge outlet 6-2, a membrane production water pump water inlet 6-3 and a membrane production water pump water outlet 6-4;
the device comprises a fan room q, a biochemical fan q-1, a membrane pool fan q-2, a cooling fan q-3, a biochemical fan air outlet 6-5 and a membrane pool fan air outlet 6-6;
a dewatering machine room r, a spiral-stacked dewaterer r-1 and a filtrate discharge port 6-7;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In an embodiment, this embodiment provides a best implementation scheme of a modular combination device for sewage treatment in a construction period, and specifically, as shown in fig. 1 to 3, various kinds of sewage discharged in a construction period of a construction site are collected and collected by a pipeline and then are connected with a water inlet 1-1 of the device, the sewage enters a coarse grating well from the water inlet 1-1, a coarse grating a-1 can filter large floating objects such as melon peels, garbage bags and the like in the sewage, the filtered sewage is lifted by a coarse grating well lifting pump a-2 to enter a regulating tank b, a submersible stirrer b-2 is arranged in the regulating tank b to perform homogeneous regulation on the quality and quantity of the sewage, a water outlet pipe of the regulating tank lifting pump b-1 and a water inlet 2-1 of a fine grating well, and the sewage is lifted by the regulating tank lifting pump b-1 to a fine grating well c shown in fig. 4.
Further, as shown in fig. 4 to 5, the fine grid c-1 can retain smaller suspended matters and impurities in the sewage, the effluent of the fine grid well c sequentially passes through a coagulation tank d and a flocculation tank e, agents PAC and PAM are respectively added into the coagulation tank d and the flocculation tank e, through coagulation, colloid and small-particle suspended matters in the sewage form larger flocs, then the sludge is formed through sedimentation of a sedimentation tank f and falls into a sludge hopper f-2, and the sludge in the sludge hopper f-2 is pumped into a sludge tank h by a sludge discharge pump g-2. And the sewage after the coagulating sedimentation treatment flows out of the water outlet tank f-3 of the sedimentation tank and enters the membrane grid well g, and the residual flocs and suspended matters are further removed through the membrane grid. The water outlets 2-5 of the membrane grille are connected with the water inlet 3-1 of the anaerobic tank in the anaerobic tank i shown in figure 6 through external pipelines.
Further, as shown in fig. 6 to 7, the sewage is mainly released with P in the anaerobic tank i, so that the concentration of P in the sewage is increased, and the dissolved organic matter is absorbed by the cells to decrease the concentrations of COD and BOD5 of the sewage, and in addition, NH3 — N in the sewage is partially removed by the synthesis of the cells to decrease the concentration of NH3 — N in the sewage. In the anoxic tank j, denitrifying bacteria use organic matters in the sewage as a carbon source to reduce a large amount of NO3-N and NO2-N brought in from the reflux mixed liquor of the aerobic tank k into N2 to be released into the air, so that the COD (chemical oxygen demand) and BOD (biochemical oxygen demand) 5 concentrations in the sewage are continuously reduced, and the NO3-N concentrations are greatly reduced. In the aerobic tank k, the organic matters are biochemically degraded by microorganisms, and the concentrations of COD and BOD5 continue to decrease; the organic nitrogen is aminated and then nitrified, so that the concentration of NH3-N is obviously reduced, and P is also removed along with excessive uptake of phosphorus-accumulating bacteria. The anaerobic tank i is provided with a sludge return port 3-2, and the sludge concentration can be ensured by the sludge return of the membrane treatment tank L as shown in figure 8; the anoxic tank j is provided with a carbon source dosing port 3-4, and carbon sources can be supplemented timely according to the field operation condition; an aeration pipeline k-1 is arranged in the aerobic tank k and is connected with a biochemical fan q-1 of a fan room q shown in figure 10 to supply air to the aerobic tank k, so that the concentration of dissolved oxygen in the aerobic tank is ensured.
Further, the effluent of the aerobic tank k enters the membrane treatment tank L through a connecting pipeline, as shown in figures 8 to 9, an aeration pipeline is arranged in an MBR membrane module L-1 in the membrane treatment tank L, and air is supplied to the MBR membrane module L-1 through a connecting membrane tank fan q-2 of a fan room q as shown in figures 10 to 11, so that the aerobic growth environment of the biological membrane is maintained, and the COD, BOD5 and NH3-N concentration in the water are further reduced through the aerobic reaction of the biological membrane. The MBR membrane module L-1 can intercept activated sludge and macromolecular organic matters in sewage in the membrane treatment tank L in the tank, and guarantee that SS indexes in water after membrane filtration meet requirements. The activated sludge in the membrane treatment tank L has high concentration, one part of the activated sludge flows back to a sludge return port 3-2 of the anaerobic tank i through a sludge return pump L-2 (as shown in figure 6) to supplement the sludge concentration in the anaerobic tank i, and the other part of the excess sludge is conveyed to an excess sludge interface 2-7 of the sludge tank h through an excess sludge discharge pump p-1 as shown in figures 10-11. The effluent of the membrane treatment tank L is delivered into a disinfection tank m by a membrane water pump p-2 as shown in figures 10-11. The produced water is disinfected by adding sodium hypochlorite in a disinfection tank m through a sodium hypochlorite dosing device o-2 as shown in figure 2. And (4) the produced water of the disinfection pond m enters a clean water pond n, and the produced water is conveyed to each water consumption point of a construction site through a clean water pond lifting pump n-2. A membrane flushing pump n-1 is arranged in the clean water tank n, a water outlet pipeline of the membrane flushing pump n-1 is connected with an MBR membrane component L-1 cleaning system, a citric acid dosing point is arranged in the pipeline, and citric acid is dosed by a citric acid dosing device o-3 shown in figure 2 to periodically clean the MBR membrane component L-1.
Further, as shown in fig. 4 to 5, a sludge tank h receives sludge discharged from the sedimentation tank and sludge discharged from excess sludge in the membrane treatment tank L, and a submersible stirrer h-1 of the sludge tank is arranged in the tank to prevent the sludge from depositing in the sludge tank through plug flow stirring. Sludge in the sludge tank h is conveyed to a spiral-stacked dehydrator r-1 shown in figures 10-11 through a sludge feeding pump h-2 arranged inside the sludge tank h for sludge dehydration. And collecting filtrate generated in the dehydration process, then refluxing the filtrate into the regulating tank b, and transporting the dehydrated sludge to outside for disposal.
Further, the external dimensions of the individual modular devices within the entire apparatus are controlled to within 12.0m × 2.5m × 2.5 m.
Furthermore, the equipment and the pipeline inside the module device are processed and installed in a factory, and only the external pipeline is installed and connected on site.
Furthermore, the homogeneity adjusting module 1 is arranged underground, the medicine adding module 5 is arranged above the homogeneity adjusting module, and the two modules are identical in size.
Furthermore, the volumes of the anaerobic tank i, the anoxic tank j and the aerobic tank k are determined according to the inflow water flow and the residence time, the residence time of the anaerobic tank i is 2.18 hours, the residence time of the anoxic tank j is 4.36 hours, and the residence time of the aerobic tank k is 17.46 hours.
Further, the MBR membrane module L-1 adopts a flat membrane type, and the equipment type of the MBR membrane module L-1 is selected according to the effective membrane area S (m) 2 ) And the processing scale T (m) of the whole set of equipment 3 And/d) determining that S is more than or equal to 2.3 XT.
The modular combination device is convenient to transport and install, low in requirement on construction sites, compact in arrangement and small in occupied area. The internal process route and equipment parameters are designed according to the characteristics of the water quality of the sewage in the construction period, and the treated sewage can be directly reused for each water consumption point in the construction site. The whole set of device can be flexibly transported according to the site construction requirements and can be used for multiple times.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A modular assembly for construction-time wastewater treatment, comprising:
the device comprises a homogenization regulating module (1), wherein the homogenization regulating module (1) comprises a coarse grid well (a) for filtering garbage and a regulating pool (b) for carrying out homogenization regulation on a water body, and the output end of the coarse grid well (a) is communicated with the input end of the regulating pool (b);
and a coagulating sedimentation module (2), wherein the coagulating sedimentation module (2) comprises: a fine grid well (c) for filtering suspended matters and impurities, a coagulation tank (d) for coagulating colloid and particle suspended matters, a flocculation tank (e) for flocculating gel and particle suspended matters, a sedimentation tank (f) for precipitating flocs, a membrane grid well (g) for filtering residual flocs and suspended matters, and a sludge tank (h) for storing sludge; the output end of the regulating tank (b) is communicated with the input end of the fine grid well (c), the output end of the fine grid well (c) is communicated with the input end of the coagulation tank (d), the output end of the coagulation tank (d) is communicated with the input end of the flocculation tank (e), the output end of the flocculation tank (e) is communicated with the input end of the sedimentation tank (f), the first output end of the sedimentation tank (f) is communicated with the input end of the membrane grid well (g), and the second output end of the sedimentation tank (f) is communicated with the input end of the sludge tank (h);
and a biochemical treatment module (3), the biochemical treatment module (3) comprising: the membrane grating device comprises an anaerobic tank (i), an anoxic tank (j) and an aerobic tank (k), wherein the output end of a membrane grating well (g) is communicated with the input end of the anaerobic tank (i), the output end of the anaerobic tank (i) is communicated with the input end of the anoxic tank (j), and the output end of the anoxic tank (j) is communicated with the input end of the aerobic tank (k);
and a depth processing module (4), wherein the depth processing module (4) comprises: a membrane treatment pond (L) for holding back microorganism to and be used for disinfection pond (m) to the water disinfection, and clean water basin (n), the output intercommunication in good oxygen pond (k) the input in membrane treatment pond (L), the output intercommunication in membrane treatment pond (L) the input in disinfection pond (m), the output intercommunication in disinfection pond (m) the input in clean water basin (n).
2. The modular assembly apparatus for construction-time wastewater treatment as claimed in claim 1, wherein:
a coarse grid (a-1) and a coarse grid well lifting pump (a-2) are arranged in the coarse grid well (a), sewage is introduced into the coarse grid well (a) through a water inlet (1-1) and is filtered by the coarse grid (a-1), a filtered water body is pumped into the regulating tank (b) through the coarse grid well lifting pump (a-2), and the coarse grid well (a) is also internally provided with a water inlet (1-1) for introducing the sewage;
a regulating reservoir lift pump (b-1) and a submersible stirrer (b-2) are arranged in the regulating reservoir (b), the submersible stirrer (b-2) is used for homogenizing and regulating the water body, and the regulating reservoir lift pump (b-1) is used for pumping the water body into the fine grid well (c).
3. A modular assembly apparatus for construction-time wastewater treatment as claimed in claim 2, wherein:
a fine grid (c-1) and a fine grid well water inlet (2-1) are arranged in the fine grid well (c), and the output end of the regulating pool lift pump (b-1) is communicated with the fine grid well water inlet (2-1);
a coagulation stirrer (d-1) and a PAC (PAC) feeding port (2-2) are arranged in the coagulation tank (d), and the PAC feeding port (2-2) is used for feeding a medicament PAC;
a flocculation stirrer (e-1) and a PAM dosing port (2-3) are arranged in the flocculation tank (e), and the PAM dosing port (2-3) is used for dosing a medicament PAM;
an inclined plate (f-1) and a sludge hopper (f-2) are arranged in the sedimentation tank (f), the inclined plate (f-1) is used for guiding a water body to flow into the sludge hopper (f-2) so that a flocculating constituent is precipitated in the sludge hopper (f-2), a water outlet groove (f-3) and a sludge hopper sludge discharge port (2-4) are also arranged in the sedimentation tank (f), the water outlet groove (f-3) is positioned above the sludge hopper sludge discharge port (2-4), the water outlet groove (f-3) is communicated with the membrane grating well (g), and the sludge hopper sludge discharge port (2-4) is communicated with the sludge tank (h);
a membrane grating (g-1) and a membrane grating water outlet (2-5) are arranged in the membrane grating well (g), the membrane grating water outlet (2-5) is communicated with the anaerobic tank (i), a sludge discharge pump (g-2) is further arranged in the membrane grating well (g), and the input end of the sludge discharge pump (g-2) is communicated with the sludge hopper and sludge discharge port (2-4);
the sludge tank is characterized in that a sludge tank submersible stirrer (h-1) and a sludge tank sludge inlet (2-6) are arranged in the sludge tank (h), the sludge tank submersible stirrer (h-1) is used for stirring to prevent sludge deposition, and the output end of the sludge discharge pump (g-2) is communicated with the sludge tank sludge inlet (2-6).
4. A modular assembly apparatus for construction-time wastewater treatment as claimed in claim 3, wherein:
an anaerobic tank submersible stirrer (i-1) and an anaerobic tank water inlet (3-1) are arranged in the anaerobic tank (i), and the anaerobic tank water inlet (3-1) is communicated with the membrane grid water outlet (2-5);
an anoxic pond submersible stirrer (j-1) and a carbon source dosing port (3-4) are arranged in the anoxic pond (j), the carbon source dosing port (3-4) is used for adding a carbon source, and a mixed liquid return port (3-3) is further arranged in the anoxic pond (j);
an aeration pipeline (k-1) and an aerobic tank water outlet (3-5) are arranged in the aerobic tank (k), the aerobic tank water outlet (3-5) is communicated with the membrane treatment tank (L), a mixed liquid reflux pump (k-2) is further arranged in the aerobic tank (k), and a water outlet of the mixed liquid reflux pump (k-2) is communicated with the mixed liquid reflux port (3-3).
5. A modular assembly apparatus for construction-time wastewater treatment as claimed in claim 4, wherein:
an MBR membrane module (L-1) and a membrane tank water inlet (4-1) are arranged in the membrane treatment tank (L), and the membrane tank water inlet (4-1) is communicated with the aerobic tank water outlet (3-5);
a water inlet (4-4) of the disinfection tank and a sodium hypochlorite dosing port (4-5) are arranged in the disinfection tank (m), and the water inlet (4-4) of the disinfection tank is connected with the output end of the MBR membrane component (L-1);
and a clean water tank lifting pump (n-2) and a clean water tank water outlet (4-6) are arranged in the clean water tank (n), and the water in the clean water tank (n) is pumped out of the clean water tank water outlet (4-6) through the clean water tank lifting pump (n-2).
6. A modular assembly apparatus for construction-time wastewater treatment as claimed in claim 5, wherein:
a sludge reflux pump (L-2) and a membrane tank sludge reflux outlet (4-2) are further arranged in the membrane treatment tank (L), a sludge reflux port (3-2) is further arranged in the anaerobic tank (i), the input end of the sludge reflux pump (L-2) is communicated with the membrane tank sludge reflux outlet (4-2), and the output end of the sludge reflux pump is communicated with the sludge reflux port (3-2);
a membrane tank sludge discharge port (4-3) is further arranged in the membrane treatment tank (L), an excess sludge port (2-7) is further arranged in the sludge tank (h), and the membrane tank sludge discharge port (4-3) is communicated with the excess sludge port (2-7).
7. A modular assembly apparatus for construction-time wastewater treatment as claimed in claim 6, wherein: and a membrane flushing pump (n-1) is further arranged in the clean water tank (n), and a water outlet of the membrane flushing pump (n-1) is communicated with the MBR membrane module (L-1).
8. The modular combination apparatus for sewage treatment during construction period according to claim 7, further comprising a dosing module (5), wherein the dosing module (5) is specifically a dosing room (o), and the dosing room (o) is internally provided with:
the carbon source dosing device (o-1) is connected with the carbon source dosing port (3-4);
the sodium hypochlorite dosing device (o-2) is connected with the sodium hypochlorite dosing port (4-5);
the citric acid dosing device (o-3) is communicated with the output end of the membrane flushing pump (n-1);
and a PAC dosing device (o-4), wherein the PAC dosing device (o-4) is connected with the PAC dosing port (2-2);
and the PAM dosing device (o-5) is connected with the PAM dosing port (2-3).
9. A modular assembly for construction sewage treatment according to claim 7 or 8 further comprising an inter-plant module (6), wherein said inter-plant module (6) comprises:
the device comprises a water pump room (p), wherein a residual sludge dredge pump (p-1), a residual sludge dredge pump sludge inlet (6-1) and a residual sludge dredge pump sludge outlet (6-2) are arranged in the water pump room (p), the residual sludge dredge pump sludge inlet (6-1) is communicated with the membrane pool sludge outlet (4-3), and the residual sludge dredge pump sludge outlet (6-2) is communicated with the residual sludge interface (2-7); a membrane water production pump (p-2), a membrane water production pump water inlet (6-3) and a membrane water production pump water outlet (6-4) are further arranged in the water pump room (p), the membrane water production pump water inlet (6-3) is connected with the MBR membrane component (L-1), and the membrane water production pump water outlet (6-4) is connected with the disinfection tank water inlet (4-4);
the fan room (q) is internally provided with a biochemical fan (q-1) and a biochemical fan air outlet (6-5), and the biochemical fan air outlet (6-5) is communicated with the aeration pipeline (k-1); a membrane pool fan (q-2) and a membrane pool fan air outlet (6-6) are further arranged in the fan room (q), and the membrane pool fan air outlet (6-6) is communicated with the MBR membrane assembly (L-1); a cooling fan (q-3) is also arranged in the fan room (q);
and a dewatering machine room (r), wherein a screw overlapping dewaterer (r-1) and a filtrate discharge port (6-7) are arranged in the dewatering machine room (r), the screw overlapping dewaterer (r-1) is connected with a sludge feeding pump (h-2) arranged in the sludge tank (h), and the filtrate discharge port (6-7) is connected with a filtrate return port (1-2) arranged in the adjusting tank (b).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222671394.6U CN218561237U (en) | 2023-01-03 | 2023-01-03 | A modularization composite set for construction period sewage treatment |
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| CN202222671394.6U CN218561237U (en) | 2023-01-03 | 2023-01-03 | A modularization composite set for construction period sewage treatment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116425309A (en) * | 2023-03-30 | 2023-07-14 | 北京新城禹潞环保科技有限责任公司 | Intensive assembled medium-sized sewage treatment station |
| CN116573801A (en) * | 2023-06-05 | 2023-08-11 | 滁州中唯信环境科技有限公司 | Modularized assembled integrated sewage treatment system |
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2023
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116425309A (en) * | 2023-03-30 | 2023-07-14 | 北京新城禹潞环保科技有限责任公司 | Intensive assembled medium-sized sewage treatment station |
| CN116573801A (en) * | 2023-06-05 | 2023-08-11 | 滁州中唯信环境科技有限公司 | Modularized assembled integrated sewage treatment system |
| CN116573801B (en) * | 2023-06-05 | 2023-11-21 | 滁州中唯信环境科技有限公司 | Modularized assembled integrated sewage treatment system |
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