CN2782672Y

CN2782672Y - Mud dewatering machine

Info

Publication number: CN2782672Y
Application number: CN 200520040823
Authority: CN
Inventors: 邢英伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-04-13
Filing date: 2005-04-13
Publication date: 2006-05-24
Anticipated expiration: 2015-04-13

Abstract

The utility model discloses a mud dewatering machine. The utility model is composed of a machine frame, a flocculating chamber arranged on one end of the machine frame, a gravity filtering belt arranged below the flocculating chamber, a main roller arranged at the other end of the machine frame, a feeding roller, a contact roller and a guide roller, wherein A dewatering filtering belt is respectively coated on the surface of the main roller, the contact roller and a driving roller. Each dewatering filtering belt is a bristle raised fiber filtering belt, and the thickness of each dewatering filtering belt is 5 mm, and the raised bristles on each dewatering filtering belt are embedded bristles with different length in directivity. The utility model adopts large-gap bristle raised fiber filtering belts of the stereo embedded bristles on the surface of a filtering cloth, the water can be filtered quickly, the filtering cloth can not be stuck by the mud, the mud is easy to flake off and clean, and use quantity of cleaning water can be reduced. The lost of the mud can be effectively prevented because the directivity embedded bristles are arranged on the surfaces of the bristle raised fiber filtering belts, gravity concentration effect of the utility model is good, and gravity concentration zone can be shortened. Besides, the utility model has the advantages of simple structure, easy maintenance and low energy consumption.

Description

Sludge dewatering equipment

Technical field: the utility model relates to a kind of sludge dewatering equipment, belongs to water treating equipment

Technical field.

Background technology:

In urban sewage treatment process, a good mud dewatering method is necessary, and the mud that traditional activated sludge process produces is to discharge excess sludge from second pond, carries out sludge dewatering behind the sludge thickener concentrating, assimilating again.Yet mud is in the concentration process of concentration basin, the phosphorus that is adsorbed in the mud is separated out again, the concentration of phosphor in sewage is too high, cause outer draining severe overweight, therefore municipal effluent is carried out the extensive attention of denitrogenation dephosphorizing processing causing in the world, multiple new urban sewage treatment process has appearred at present, though because of geometrical shape, the state of operating parameter and microorganism is different and different, but dehydrating residual active sludge is the key of waste water control, belt thickener press filter is as the key equipment of novel dewatering technology of mud, and it is developed by State Economic and Trade Commission and classifies municipal sewage plant's eight big class technological development development equipment in 1999 as.

At present, most sludge dewatering equipment all is to adopt supporting polyester plain weave strainer on frame, because the space of polyester plain weave strainer is little, the three-dimensional layer of nothing, it is slow to filter moisture, and mud easily is bonded on the filter cloth, easy cleaning not, thereby the water loss and the current consumption of the sludge dewatering equipment of this polyester plain weave filter cloth of feasible use are bigger, and because its gravity enrichment region is longer, equipment is complicated, make equipment manufacturing cost than higher, maintenance of the equipment is difficulty.

Summary of the invention:

The purpose of this utility model is: a kind of sludge dewatering equipment is provided, and its water loss and current consumption are less, simple in equipment, and cost is low, is easy to safeguard, to overcome the deficiencies in the prior art.

The utility model is to constitute like this: it is by frame (1), be located at the flocculation groove (2) on frame (1) one end, be installed in the gravity strainer (7) of flocculation groove (2) below, be contained in the main roller (3) of frame (1) the other end, charging roller (4), contact roller (5) and driving rolls (6) constitute, in main roller (3), the surface of contact roller (5) and driving rolls (6) is coated with dehydration strainer (8), dehydration strainer (8) is the pilomotor fibers strainer, for strainer is revised automatically, Z-shaped adjustment perceptron (9) is arranged and be offset warning perceptron (10) in the upper fixed of gravity strainer (7) with dehydration strainer (8), simultaneously for strengthening the flocculation rate of mud, in flocculation groove (2), be provided with stirrer (11), the thickness of dehydration strainer (8) is 5mm, the piloerection on it be directivity different in size plant hair.

Compared with prior art, water extracter of the present utility model does not adopt the polyester plain weave strainer that belt thickener press filter adopted of prior art, and adopt the space big, the filter cloth surface has solid to plant the pilomotor fibers strainer of hair, the space of pilomotor fibers strainer is that the several times of polyester plain weave strainer are big, can filter moisture faster, and the not sticking filter cloth of mud, be easy to peel off, be easy to clean, can reduce the rinse water consumption, and owing to have directivity to plant hair on the surface of pilomotor fibers strainer, can effectively stop the loss of mud, and its gravity concentrated effect is good, can shorten the gravity enrichment region, makes simple in equipment, be easy to safeguard that energy consumption is lower.

Description of drawings:

Accompanying drawing 1 is a structural representation of the present utility model;

Accompanying drawing 2 is the vertical view of accompanying drawing 1.

Embodiment:

Embodiment of the present utility model: as shown in Figure 1, sludge dewatering equipment of the present utility model by it by frame (1), be located at the flocculation groove (2) on frame (1) one end, be installed in the gravity strainer (7) of flocculation groove (2) below, be contained in the main roller (3) of frame (1) the other end, charging roller (4), contact roller (5) and driving rolls (6) constitute, in main roller (3), the surface of driving rolls (6) and contact roller (5) is coated with dehydration strainer (8), dehydration strainer (8) is the pilomotor fibers strainer, the thickness of pilomotor fibers strainer is through adopting 10mm respectively, find after the experiment of 5mm and three kinds of thickness of 3mm, its filter effect is best when thickness is 5mm, and when the cilium length on the pilomotor fibers strainer is directivity and when different in size, it can adapt to the different squeeze pressures and the mud of different concns preferably, therefore the thickness of the pilomotor fibers strainer that adopts is 5mm, the piloerection on it be directivity different in size plant hair.In order to revise strainer automatically, Z-shaped adjustment perceptron (9) is arranged and be offset warning perceptron (10) in the upper fixed of gravity strainer (7) with dehydration strainer (8), the running of water extracter is revised in the effect of the energy Z-shaped adjustment perceptron of mat (9) automatically when dewater strainer (8) and gravity strainer (7) are snakelike, when dewatering strainer (8) and gravity strainer (7) when being offset unusually, can be through the perception of skew warning perceptron (10), and dehydration equipment is all decommissioned, to ensure machine safety; The tensioning of dehydration strainer (8) and gravity strainer (7) is automatically adjusted continuously by baric systerm, adjust the growth that distance can satisfy dehydration strainer (8) 3%, limit switch can record the fracture of dehydration strainer (8) and gravity strainer (7), and water extracter shuts down immediately when fracture takes place dehydration strainer (8); In order to accelerate the flocculation of mud, in flocculation groove (2), be provided with stirrer (11).

Dehydration strainer of the present utility model (8) adopts the pilomotor fibers strainer, it has cilium to stand before dehydration because on base cloth, the percentage of open area of base cloth is big, filtrate can be filtered smoothly in a large number, in when dehydration, filter pressure increases, and makes that cilium is equidirectional to lie low, the density that increases the base cloth surface prevents the filtrate seepage, even depress adding, still can continue filter dehydration by the capillarity phenomenon of cilium, effectively solve the mud side and overflow, after dehydration removes pressure, the cilium reinstatement of standing, mud cake is upspring to be peeled off fully, and the mud cake separability is good, it is residual few that the hair end is gone up mud, is difficult for blocking.The frame of this product (1) adopts the SS41 structure iron or the SUS304 stainless steel is made and be equiped with baffle plate in the both sides of frame (1), prevents water projection; The blade of stirrer (11) and axial region material are SUS304; Main roller (3) is special rectangle stick, form concave-convex design, pilomotor fibers strainer of parcel on it, the pilomotor fibers strainer is apply special joint mixture on the NYLON of thick order weaves cotton cloth after, utilizing static to plant mao technology plants thereon and is uneven in length and the pilomotor fibers (NYLON) of tool directivity forms, have good tension force and locomotivity and resistance to corrosion, it adopts the manufacturing of ultimate fibre polyester, mesh is 600 μ m, a steel crack mould assembly seam is arranged thereon, do not need dismounting equipment when more renewing band, gravity strainer (7) is the PE material, has very also intensity, good locomotivity and anticorrosive power.

The utility model is when work, thickened sludge and polymer coagulant enter into flocculation groove (2), carry out gravity dehydration flocculating under the stirring of stirrer (11) and import on the gravity strainer (7), between mud after gravity dehydration concentrates enters into by charging roller (4) on the dehydration strainer (8) of contact roller (5) and enters two pilomotor fibers strainers on main roller (3) and the contact roller (5) along contact roller (5), roller pressure boost dehydration gradually by two concavo-convex arrangements, water after the separation is discharged from groove, mud is then discharged by the mud outlet (12) that is located on the body (1), wherein the effect of charging roller (4) is a size of adjusting the mud inlet when sewage sludge feed, and the effect of driving rolls (6) is to drive dehydration strainer (8) running.

Claims

1, sludge dewatering equipment, it by frame (1), be located at the flocculation groove (2) on frame (1) one end, being installed in the gravity strainer (7) of flocculation groove (2) below, the main roller (3) that is contained in frame (1) the other end, charging roller (4), contact roller (5) and driving rolls (6) constitutes, be coated with dehydration strainer (8) on the surface of main roller (3), contact roller (5) and driving rolls (6), it is characterized in that: dehydration strainer (8) is the pilomotor fibers strainer.

2, according to the described sludge dewatering equipment of claim 1, its spy is characterised in that: Z-shaped adjustment perceptron (9) is arranged and be offset warning perceptron (10) in the upper fixed of gravity strainer (7) with dehydration strainer (8).

3, according to the described sludge dewatering equipment of claim 1, it is characterized in that: in flocculation groove (2), be provided with stirrer (11).

4, according to the described sludge dewatering equipment of claim 1, it is characterized in that: the thickness of dehydration strainer (8) is 5mm, the piloerection on it be directivity different in size plant hair.