Greatly, wherein except containing a large amount of organism and the abundant nutritive substance such as nitrogen, phosphorus, also there is the poisonous and harmful elements such as heavy metal, pathogenic bacterium and parasite (ovum) in lake and bed-silt water content; If mud is unprocessed or deal with improperly, very easily bring serious secondary pollution and environmental destruction, contaminated soil, water source even food chain, therefore mud is disposed and is seemed and be even more important.
The process for treating sludge of existing a kind of main flow is by being uniformly mixed solidifying agent in the mud of high-moisture, through flocculation after a while and precipitin reaction in sludge solidification pond, final curing is the dense thick mud that water content is few, this mud can carry out landfill or be converted into farmland or soil for building, and final realization is turned waste into wealth, the environmental protection object of recycle.
Chinese patent 200420028026.9---" slurry solidification treating machine " discloses a kind of by the slurry solidification treating machine of the waste silt at the places such as rivers and lakes and waterworks, sewage work, construction site solidification recycling, comprise frame, frame has whipping appts; Two of whipping appts has import and outlet respectively, has solidification feed bin above it; Solidification feed bin and mud bin bottom all have feed opening, and this feed opening is in directly over the import of whipping appts; Frame side has into mud transfer roller, and this enters mud transfer roller one end higher than its other end, itself and to be high-endly in above mud feed bin.There is following defect in this slurry solidification treating machine: (one) is provided with lifting mechanism at solidification feed bin, needs to be sent in solidification feed bin by solidify material by lifting mechanism during work, and not only floor space is large, and production efficiency is low, and energy consumption is high, and cost is also high; (2) due in mud containing larger solid impurity such as masonry block, the metal waste residue etc. of more volume, if enter agitator, then can result in blockage or shut down, even damage equipment time serious.
Utility model content
The technical problems to be solved in the utility model is for above-mentioned the deficiencies in the prior art, and a kind of mud sewage treatment equipment is provided, mud liquid after acidification can effectively be separated by this mud sewage treatment equipment, removal of impurities, and the poisonous and harmful element removed wherein, and equipment purchase cost is low, and floor space is little, not easily block, long service life.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of mud sewage treatment equipment, comprise filtering basin, whizzer and resin absorption device, the centre of described filtering basin is vertically provided with a filtering net, and filtering basin are divided into pump sump and outlet sump two parts by this filtering net, and the bottom of pump sump is higher than the bottom of outlet sump; Mesh aperture on described filtering net reduces from top to bottom gradually; The top of described pump sump is provided with liquid-inlet pipe, is filled with the mud stoste of acid adding in this liquid-inlet pipe, and the bottom of outlet sump is provided with filtration liquid outlet; Described whizzer be arranged on be positioned at filtering basin side support on, described filtration liquid outlet is connected with centrifuge liquid-feeding mouth by pipeline; Be positioned on the support bottom whizzer and be provided with residue groove; Described resin absorption device comprises the resin column being positioned at middle part, the lower water cap being positioned at the upper water cap above resin column and being positioned at below resin column, the centrifugal liquid outlet of described whizzer is connected with the top of upper water cap, the top of upper water cap is also provided with vacuum-pumping pipeline, and the bottom of lower water cap is provided with production liquid outlet.
The pipeline that filtration liquid outlet is connected with centrifuge liquid-feeding mouth is provided with the pump housing one.
Cylindrical filter net is provided with in described whizzer.
The order number of described cylindrical filter net is 7000 orders.
Described vacuum-pumping pipeline is connected with vacuum tank, and this vacuum tank is also connected with vacuum extractor.
Mud liquid after acidification can effectively be separated, removal of impurities after adopting said structure by the utility model, and removes poisonous and harmful element wherein, and equipment purchase cost is low, and floor space is little, not easily blocks, long service life.
Below in conjunction with accompanying drawing and concrete better embodiment, the utility model is described in further detail.
As shown in Figure 1, a kind of mud sewage treatment equipment, comprises filtering basin 1, whizzer 2 and resin absorption device 3.
The centre of above-mentioned filtering basin 1 is vertically provided with a filtering net 11, and filtering basin 1 are divided into pump sump 12 and outlet sump 13 two parts by this filtering net 11.
The bottom of above-mentioned pump sump 12 is higher than the bottom of outlet sump 13; The top of pump sump 12 is provided with liquid-inlet pipe 15, is filled with the mud stoste of acid adding in this liquid-inlet pipe 15.Preferably, acid is herein preferably hydrochloric acid, and mud can be made to carry out acidification.
Mesh 14 aperture on above-mentioned filtering net 11 reduces from top to bottom gradually, the foreign material differed in size can be tackled in liquid after acidifying, prevents it from flowing into next process.
The bottom of outlet sump 13 is provided with filters liquid outlet 16.
Above-mentioned whizzer 2 be arranged on be positioned at filtering basin 1 side support 21 on.
Filter liquid outlet 16 to be connected with whizzer 2 fluid inlet by pipeline, this pipeline is preferably provided with the pump housing one.
Be provided with cylindrical filter net 24 in whizzer 2, the order number of cylindrical filter net 24 is preferably 7000 orders.Liquid after filter tank 1 is filtered can be carried out thinner filtration by cylindrical filter net 24.
Be positioned on the support 21 bottom whizzer 2 and be provided with residue groove 22, the residue after whizzer 2 being filtered is collected.
Whizzer 2 side is also provided with centrifugal liquid outlet 23.
Above-mentioned resin absorption device 3 comprises the resin column 31 being positioned at middle part, the lower water cap 34 being positioned at the upper water cap 33 above resin column 31 and being positioned at below resin column 31.
Wherein, the centrifugal liquid outlet 23 of whizzer 2 is connected with the top of upper water cap 33.
The top of upper water cap 33 is also provided with vacuum-pumping pipeline 37, and this vacuum-pumping pipeline 37 is connected with vacuum tank 7, and this vacuum tank 7 is also connected with vacuum extractor 71.Vacuum extractor 71 can be extracted the air in vacuum tank 7 out, makes to produce negative pressure in vacuum tank 7, and vacuum tank 7 can in the air intake vacuum tank 7 in resin column 31.
The bottom of above-mentioned lower water cap 34 is provided with production liquid outlet 32.
The mud sewage treatment equipment that resin can clean automatically, comprises mud stoste filtration unit, resin absorption device 3, Resin Washing Equipment 4, resin Cleaning Wastewater treatment unit 5 and plate-and-frame filter press 6.
Mud stoste filtration unit is one or both in above-mentioned filtering basin 1 or whizzer 2.
Be filled with resin in resin column 31 in resin absorption device 3, this resin can clean automatically, reuses.
The fluid inlet of resin absorption device 3 is connected with the liquid outlet of mud stoste filtration unit; The liquid outlet of mud stoste filtration unit can, for filtering out liquid mouth 16, also can be centrifugal liquid outlet 23, is preferably centrifugal liquid outlet 23.
The row's of being provided with resin pipeline 36 on above-mentioned resin column 31, is positioned on the resin absorption device 3 above resin column 31 and is provided with into resin pipeline 35.
Above-mentioned Resin Washing Equipment 4 is positioned at the below of resin absorption device 3, enters resin pipeline 35 and is all connected with Resin Washing Equipment 4 with row's resin pipeline 36.
Resin can be expelled in Resin Washing Equipment 4, to clean by row's resin pipeline 36 from resin absorption device 3.
Enter on resin pipeline 35 and be preferably provided with vacuum pump, the resin that can will clean in Resin Washing Equipment 4, is pumped in resin column 31.
Be provided with the first agitator 41 and sieve plate 42 in above-mentioned Resin Washing Equipment 4, the top of Resin Washing Equipment 4 is provided with water-in, and the bottom of Resin Washing Equipment 4 is provided with water port 43, and water port 43 is preferably taper.The order number of sieve plate 42 is preferably 100 orders.
Water port 43 is connected with resin Cleaning Wastewater treatment unit 5 by pipeline, the top of resin Cleaning Wastewater treatment unit 5 is provided with and adds alkali pipe 52, be provided with the second agitator 51 in resin Cleaning Wastewater treatment unit 5, the drain pipe 55 of resin Cleaning Wastewater treatment unit 5 is connected with plate-and-frame filter press 6.
On the pipeline that the drain pipe 55 of resin Cleaning Wastewater treatment unit 5 is connected with plate-and-frame filter press 6, preferably be provided with the pump housing two, this pump housing two can be squeezed in plate-and-frame filter press 6 by adding the iron hydroxide solution after alkali, plate-and-frame filter press 6 press filtration water out can reuse again, as being connected by the water-in of the water outlet of plate-and-frame filter press 6 with Resin Washing Equipment 4 top.
Further, the mud sewage treatment equipment that a kind of resin can clean automatically, also comprises PLC, adds the LOAD CELLS 53 alkali pipe 52 being provided with and being connected with PLC, is also provided with the PH be connected with PLC and automatically detects meter 54 in resin Cleaning Wastewater treatment unit 5.PH detects meter 54 automatically can detect pH value in resin Cleaning Wastewater treatment unit 5 automatically, and the pH value data transfer detected will be calculated the weight of the caustic soda needing to add automatically to PLC, PLC, and LOAD CELLS 53 can the addition of automatic weighing caustic soda.
More than describe preferred implementation of the present utility model in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple equivalents to the technical solution of the utility model, these equivalents all belong to protection domain of the present utility model.