CN2591033Y - Sewage solid-liquid separator - Google Patents

Abstract

The utility model provides a solid and liquid separator for sewage, which belongs to the technical field of environmental protection and relates to a sewage treating apparatus. The utility model comprises a casing, an ash chamber, a Venturi ejector, a reflecting cover, a separating and condensing chamber, an absorbing and settling chamber, a filtering and purifying chamber, a flushing pipe, etc., wherein an isolated grid plate 6 is arranged in the casing; the reflecting cover 8 is provided with a conical bottom which is provided with spiral fins 9; the adsorbing and settling chamber is formed by the oblique arrangement of plastic short pipes 10. As the isolated grid plate is additionally arranged in a cavity of the utility model, concentrated ash liquid under the grid plate is correspondingly still so that ash is favorable to settle; the novel reflecting cover can make ash water have intensive reflection and collision and a cyclone centrifugal action so that the ash water is favorable to collect and centrifugally settle; the adsorbing and settling chamber is composed of the plastic short pipes obliquely arranged among an upper and a lower screens and a grid frame so that the utility model has the advantages of low cost, easy fall and settlement of ash gathered on the inner walls of the pipes and no rust. After improved, the utility model has the advantages of high solid and liquid separating and purifying efficiency, good purifying effect, settling tank saving and ground saving, and the dust concentration in purified water is less than 100 mg/L. The purified water can be reused so that the water is saved.

Description

The sewage solid-liquid separator

Technical field: the invention belongs to environmental technology field, relate to sewage disposal device, be meant especially to be suitable for the sewage solid-liquid separator that boiler flushing cinder water, fly-ash separator blowdown buck, coal washing water, sanitary sewage etc. purify usefulness.

Background technology: existing sewage disposal solid-liquid separator, by cylindrical shell, Wen's spray tube in it, reflector, separate condensing chamber, the adsorption and sedimentation chamber, the filtration, purification chamber, formations such as washpipe, sewage enters Wen's spray tube high-velocity jet, the chance reflector is folded down, the soot particle high velocity impact, contact is gathered around poly-, make solid-liquid separation, the part lime-ash is deposited to the bottom ashe chamber, and the part soot particle rises, through the adsorption and sedimentation chamber, absorption condenses into bigger soot particle and falls, uncongealed soot particle continues to rise, and the filter grain of decontamination chamber adheres to purification after filtration again, and final purification water is discharged by water shoot, this solid-liquid separator, changed the settling tank precipitator method in the past, saved and built the pond occupation of land in a large number, made separation, cohesion, absorption, sedimentation, filter, purify in device and once finish.The weak point that this device exists: the one,, the following condensing chamber that separates of reflector because of the impact of turning back of the high speed of buck liquid, makes liquid be in the state of scratching all the time, has influenced precipitation of solid material; The 2nd,, because of reflector for falling tubbiness, buck liquid straight line is turned back, and makes that to gather around poly-separating effect not good enough; The 3rd,, the adsorption and sedimentation chamber mostly is solid weldering inclination iron plate formation, and making is taken a lot of work many, cost height, and easy-to-rust, easily fouling.

Goal of the invention: technical problem to be solved by this invention is for overcoming the deficiency of existing apparatus, a kind of novel sewage solid-liquid separator is provided, make the sewage purification treatment effect better, and efficient is higher.

The present invention is enforcement like this: Wen's injector 3, the reflector 8 that sets gradually in the cinder chamber 4 that it comprises housing 1, communicate with conical bottom 22, the housing, separate parts such as condensing chamber 23, adsorption and sedimentation chamber 24, filtration, purification chamber 25, washpipe 18 from bottom to top.Lower horizontal is provided with to isolate and deletes plate 6 in the housing; Reflector 8 has conical bottom, and its skeletal lines along axis profile is " M " shape, and the surface has helical wing plate 9 within the cover; Adsorption and sedimentation chamber 24 is a multilayered structure, and every layer is made of plastic tubulature 10 oblique arrangement.

The present invention has following positively effect, separates in the condensing chamber and sets up isolated grid plate 6, makes the following dense lixivium relatively placidity of screen, helps the lime-ash precipitation; New type reflection cover 8 has conical bottom, and has helical wing plate 9, can make buck reflection collision more violent, and the eddy flow centrifugation is arranged, and helps gathering around poly-the separation and centrifugation; The adsorption and sedimentation chamber change into by upper and lower filter, and the grid frame between the oblique arrangement plastic tubulature constitute, make easily, cost is economized, the lime-ash that enrichment is deposited in the plastics tubing inwall is easy to precipitation, and not corrosion.After above-mentioned improvement, make this device solid-liquid separation purification efficiency height, good purification, the dust content of purifying waste water can be serially connected with fly-ash separator and use afterwards less than 100mg/L, saves settling tank, saves the area.Water after the purification is recycling, water saving.

Description of drawings: accompanying drawing 1 the utility model sectional view accompanying drawing 2 the utility model reflector upward views

Embodiment: accompanying drawing 1 is the utility model sectional view, its housing 1 is a cylinder, and its end 22 is conical, and there is the cinder chamber 4 that communicates with it tube both sides, the end, the cylindrical shell inner bottom part is vertically by dress Venturi spray tube 3, sewage enters Venturi meter by water inlet pipe 2, is oppositely arranged reflector 8 with the Venturi meter spout, sees that accompanying drawing 2 looks, be the dome shape, have conical bottom, be " M " shape along its skeletal lines of section of axis, and its internal surface has spirrillum eddy flow fin 9.Reflector is to separate condensing chamber 23 with the lower chamber, and a horizontal screen 6 is welded at its middle part admittedly, plays certain buffer action, makes the following dense buck of its screen steady relatively, helps the lime-ash precipitation.Separating condensing chamber above is multilayer adsorption and sedimentation chamber 24, be to constitute by the igelite short tube 10 that tilts, the level inclination of plastic tubulature is 60 °, and the vertical height of every layer of short tube is 20cm, and there has been the castor of the grid up and down frame 12 and the stainless (steel) wire 11 of fixed action every layer of plastic tubulature upper and lower end face.Separating condensing chamber top is filtration, purification chamber 25, is polystyrene filter granulosa 13, and it has porous plate 15 and 40 order stainless (steel) wires 14 up and down.This indoor backwash tube 18 that is provided with, label 19 is the clear water inlet.Pore 21 is established at the cylindrical shell top, and water port 20, and the water behind the isolation of purified is mouthful discharge thus.Cylindrical shell also is provided with peephole 7 and 17.

Workflow is as follows: sewage enters injector, is sprayed at a high speed by nozzle, forms negative pressure of vacuum around the nozzle, making on every side, sewage is inhaled into trunnion, mix fully suspended particle collision absorption, contact cohesion with the sewage fierceness of nozzle ejection, the buck of ejection is through the reflector blocking reflected at a high speed, the collision adsorption is strengthened, and the new type reflection cover not only increases the collision effect, and cyclonic action is arranged, flocculated particle is sunk to the enrichment of cavity periphery, fall in the cinder chamber through screen 6.Buck continues to rise to the adsorption and sedimentation chamber 24 that multilayer is made of plastic tubulature, meets the plastics tubing inwall, has increased separation adsorption precipitation effect, and the soot particle of enrichment will fall to precipitating along tube wall.Buck by further isolation of purified rises to filtration, purification chamber 25, purifies through the further adsorption filtration of polystyrene filter grain, purifies waste water afterwards and is discharged by water port.The collection slag is regularly by slag-drip opening 5 rafting in the cinder chamber.And regularly back flushing, flushing plastics filter grain and plastic tubulature.

Claims (2)

1, a kind of sewage solid-liquid separator, Wen's injector (3), the reflector (8) that sets gradually in the cinder chamber (4) that comprises housing (1), communicates with housing conical bottom (22), the housing, separate condensing chamber (23), adsorption and sedimentation chamber (24), filtration, purification chamber (25), washpipe parts such as (18) from bottom to top, it is characterized in that lower horizontal is provided with isolated grid plate (6) in the housing; Reflector (8) has conical bottom, and its skeletal lines along axis profile is " M " shape, and the surface has helical wing plate (9) within the cover; Adsorption and sedimentation chamber (24) is a multilayered structure, and every layer is made of plastic tubulature (10) oblique arrangement.

2, according to the described sewage solid-liquid separator of claim 1, it is characterized in that, each floor plastic tubulature (10) of adsorption and sedimentation chamber (24), its upper and lower end face is respectively arranged with stainless (steel) wire (11), reaches grid castor frame (12).

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