CN106396203B - A kind of sewage disposal system and sewage water treatment method - Google Patents

Abstract

The present invention relates to a kind of sewage disposal system and sewage water treatment methods, belong to technical field of sewage treatment equipment, including passing through the sequentially connected collecting-tank of aqueduct, treatment box, flocculation portion, separation of solid and liquid case and filter house, dosing tank is communicated at the treatment box, the filter house successively includes primary filtration case and heavy metal filter suction box, furthermore, salt extraction case is equipped at the heavy metal filter suction box, the present invention, which has, improves sewage and the mixture homogeneity of drug, high degree of automation, safety and environmental protection, high financial profit, wastewater treatment efficiency outstanding feature.

Description

A kind of sewage disposal system and sewage water treatment method

Technical field

The invention belongs to technical field of sewage treatment equipment, a kind of sewage disposal system and sewage treatment are related in particular to Method.

Background technique

Referred to according to " the sewage treatment industry market prediction of 2015-2020 China is reported with investment strategy planning application looks forward to the prospect " Out, in Chinese 1,300,000,000 populations, there is 70% Drinking Water, have a city more than 400 using underground water as drinking water in a city more than 660 Source.Meanwhile being pointed out in this report, the urban groundwater in the whole nation 90% has been contaminated.It therefore, will be centainly being polluted, next Purified treatment is carried out from the discharge water of life and production, the highest attention by every field.

In recent years, the variation of matter had occurred in the industry ability of sewage treatment industry, and the variation of this matter relates generally to two Aspect, first is that the number of sewage treatment plant is quickling increase, second is that whole processing capacity is rapidly increasing.But in dirt Have the following problems in water treatment procedure: expectation index is not achieved in wastewater treatment efficiency, causes the waste of medicament, while also increasing The cost of sewage treatment；Sewage disposal device just will appear blocking in use for some time, then needs artificial cleaning, increases Add cost of labor；Heavy metal adsorption effect is poor；Salt extraction is at high cost, environment easy to pollute.

Summary of the invention

For various deficiencies of the prior art, to solve the above-mentioned problems, it is proposed that a kind of sewage disposal system and sewage Processing method.

To achieve the above object, the invention provides the following technical scheme:

A kind of sewage disposal system, including pass through the sequentially connected collecting-tank of aqueduct, treatment box, flocculation portion, solid-liquid Separator box and filter house are communicated with dosing tank at the treatment box, and the filter house successively includes primary filtration case and heavy metal Filter suction box.

Further, the treatment box is at least set as one, and the treatment box is set as hollow pipeline, positioned at the one of hollow pipeline It is respectively equipped with current divider and water outlet on the parallel avris of group, the hollow channel interior is located at current divider, water outlet is equipped with Pairs of blender.

Further, the blender be set as include open end and closed end tubular structure, and close end surfaces uniformly go out The open end in water hole, two blenders at current divider is oppositely arranged, positioned at the closing of two blenders of water outlet End is oppositely arranged.

Further, at least provided with a filter cylinder in the primary filtration case, the barrel of the filter cylinder is equipped with filter opening, described Ecto-entad is disposed with the first filter layer and the second filter layer on barrel, and the filter cylinder periphery is at least provided with one and second The hairbrush of filter layer contact, the hairbrush are arranged along the short transverse of filter cylinder, and the top of the filter cylinder passes through connection axis connection There is driving wheel, bottom is provided with the outlet pipe through primary filtration bottom wall, and the driving wheel is connect with driving device.

Further, the bottom of the heavy metal filter suction box is equipped with water inlet pipe, and top, which is equipped with, passes through branching pipe and water inlet pipe The outlet pipe of connection, the heavy metal are filtered and are additionally provided with impurity exhaust conduit on suction box, inside the heavy metal filter suction box from bottom to top It successively include primary contaminant filter layer, filter material layer, secondary contaminant filter layer and heavy metal adsorption combination layer, the impurity exhaust conduit One end be equipped with impurity mouth, the other end be connected to primary contaminant filter layer, secondary contaminant filter layer respectively, the water inlet pipe and Primary contaminant filter layer connection, the outlet pipe are connected to heavy metal adsorption combination layer.

Further, inlet valve is provided on the water inlet pipe, the inlet valve is located at water inlet pipe and filters suction box close to heavy metal One end, outlet valve is provided on the outlet pipe, the branching pipe is equipped with auxiliary valve, and it is remote that the outlet valve is located at outlet pipe One end from heavy metal filter suction box, the impurity exhaust conduit are all provided with primary contaminant filter layer, secondary contaminant filter layer joint There is dump valve.

Further, it is equipped with salt extraction case at heavy metal filter suction box, combustion chamber, tight with combustion chamber is equipped in the salt extraction case The water tank of patch, the sump positioned at combustion chamber, the combustion chamber and water tank are connected at least through a jet chimney, described For top of combustion chamber at least provided with a smoke discharging pipe, the smoke discharging pipe is through sewage groove sidewall and is set to sewage in the shape of a spiral Inside slot, imperial formula burning gallery is equipped with back in the combustion chamber.

Further, the flocculation portion includes that the flocculant case connected by motor and flocculant measure delivery pipe, the wadding The outlet end of solidifying agent metering delivery pipe is set as beveling mouth structure, and the angular cut structure vertical insertion and the water outlet for the treatment of box connect In the aqueduct connect, and the opening for chamferring mouth structure is arranged back to treatment box.

Further, the case that is separated by solid-liquid separation includes separating cabinet and the cylinder positioned at separation box house, the separation The top of cylinder is equipped with opening, is equipped with rotary components at internal cavities, the rotary components include along cylinder short transverse It is arranged and rotatable main shaft, positioned at main shaft periphery and from top to bottom the oblique flow plate and spiral board that set gradually, the master The top and bottom of axis pass through fixing piece respectively and are fixedly connected with the inner wall of cylinder, and the oblique flow plate is set as right angled triangle, The spiral board is set as arc-shaped, and two right-angle sides of the oblique flow plate are connect with main shaft and spiral board respectively.

In addition, including the following steps: the present invention also provides a kind of sewage water treatment method

(1) sewage being discharged through the collecting-tank initially enters in treatment box, carries out at reduction treatment and oxidation to sewage Reason, then enter flocculant into sewage, the sediment in sewage carries out flocculation treatment；

(2) sewage through flocculation treatment enters separation of solid and liquid case, after being separated by solid-liquid separation, then sequentially enters primary filtration case Suction box is filtered with heavy metal, carries out silt primary filtration and heavy metal adsorption processing respectively；

(3) it through the sewage of filtration treatment, is filtered using ultrafiltration membrance filter and reverse osmosis (RO) film, the water after membrane filtration reaches Recycling system is injected to after using standard；

(4) if containing high concentration salinity in water after membrane filtration, water is reinjected in salt extraction case, removes high salt concentration Point.

The beneficial effects of the present invention are:

1, multiple treatment boxes are arranged in the present invention, carry out multistep treatment to sewage, under blender effect, improve sewage and medicine The mixture homogeneity of object saves drug cost.

2, sewage enters in filter cylinder through the second filter layer, the first filter layer, filter opening, and the suspended matter in sewage sticks in second Layer surface is filtered, using the relative motion between filter cylinder and hairbrush, the suspended matter of the second filtering layer surface is cleared up, automatically Change degree is high.

3, it after sewage is flowed by the bottom of heavy metal filter suction box, after each layer is filtered, adsorbs, is finally filtered from heavy metal The top of suction box is discharged, and under effect of being self-possessed, impurity is deposited in primary contaminant filter layer and secondary contaminant filter layer, and utilization is miscellaneous Matter discharge pipe carries out automatic backwash, clears up primary contaminant filter layer and secondary contaminant filter layer, avoids deposit stifled Fill in cabinet.

4, combustion chamber and sump are cooperated, the heat generated using combustion chamber carries out rapid concentration salt extraction, knot to sewage Structure is simple, at low cost, easy to implement, meanwhile, in sump in the shape of a spiral, and it is logical to be provided with back imperial formula burning for smoke discharging pipe Road facilitates the contact area for increasing smoke discharging pipe and sewage, improves heat utilization ratio, in addition, combustion chamber and water tank are cooperated, Combustion chamber provides heat for water tank, promotes to generate vapor in water tank, after vapor enters combustion chamber, facilitate in combustion chamber into Row completely burned reduces soot emission amount, safety and environmental protection.

5, when being separated by solid-liquid separation to sewage, by oblique flow plate in conjunction with spiral board, sewage generates thrust to oblique flow plate, from And main shaft, spiral board rotation are driven, spiral board forms vortex in rotary course, helps to improve solid-liquid separation efficiency.

6, the outlet end of flocculant metering delivery pipe is set as beveling mouth structure, and chamfers the opening of mouth structure back to processing Case setting reduces the resistance to water-flow being subject to when flocculant discharge, improves the function and effect of flocculant.

Detailed description of the invention

Fig. 1 is overall structure module schematic diagram of the invention；

Fig. 2 is treatment box structural schematic diagram of the invention；

Fig. 3 is agitator structure schematic diagram of the invention；

Fig. 4 is primary filtration box structure schematic diagram of the invention；

Fig. 5 is the another embodiment structural schematic diagram of primary filtration case；

Fig. 6 is heavy metal filter suction box structural schematic diagram of the invention；

Fig. 7 is salt extraction box structure schematic diagram of the invention；

Fig. 8 is smoke discharging pipe structural schematic diagram of the invention；

Fig. 9 is flocculation portion structural schematic diagram of the invention；

Figure 10 is partial structural diagram at A in Fig. 9；

Figure 11 is separation of solid and liquid box structure schematic diagram of the invention；

Figure 12 is cylinder structural schematic diagram of the invention；

Figure 13 is the first water inlet pipe and the second water inlet pipe structure schematic diagram of the invention.

In attached drawing: 1- collecting-tank, 2- treatment box, 201- current divider, 202- water outlet, 203- blender, 204- dosing mouth, The open end 205-, the closed end 206--, 207- apopore, 3- dosing tank；

4- flocculation portion, 401- motor, 402- flocculant case, 403- flocculant metering delivery pipe, 404- metering hammer, 405- control Valve processed, 406- beveling mouth structure, 407- protrusion, the fixed cover of 408-, 409- guide part；

5- be separated by solid-liquid separation case, 501- separation cabinet, 502- cylinder, 503- main shaft, 504- oblique flow plate, 505- spiral board, 506- fixing piece, 507- separation water inlet pipe, 508- separation outlet pipe, 509- separation draining pipe, the first water inlet pipe of 510-, 511- the Two water inlet pipes；

6- primary filtration case, 601- filter cylinder, 602- filtered motor, 603- connecting shaft, 604- driving wheel, 605- first are driven Wheel, 606- speed reducer, the second driven wheel of 607-, 608- driving wheel, 609- hairbrush, 610- fixed link, 611- synchronous belt, 612- mistake Filter out water pipe；

7- heavy metal filters suction box, 701- primary contaminant filter layer, 702- filter material layer, 703- grade contaminant filter layer, 704- First grid, the second grid of 705-, 706- absorbing unit, 707- water inlet pipe, 708- outlet pipe, 709- branching pipe, 710- water inlet Valve, 711- outlet valve, 712- auxiliary valve, 713- impurity exhaust conduit, 714- dump valve, 715- impurity mouth；

8- salt extraction case, the combustion chamber 801-, 802- water tank, 803- sump, 804- air blower, 805- air-suction cover, 806- row Gas channel, 807- jet chimney, 808- pipeline, 809- smoke discharging pipe, 810- exhanst gas outlet, 811- opening, 812- partition, 813- Gap, 814- gas inlet, 9- aqueduct, 10- first outlet, 11- second outlet.

Specific embodiment

It is right below with reference to attached drawing of the invention in order to make those skilled in the art more fully understand technical solution of the present invention Technical solution of the present invention carries out clear, complete description, and based on the embodiment in the application, those of ordinary skill in the art exist Other similar embodiments obtained under the premise of creative work are not made, shall fall within the protection scope of the present application.

Embodiment one:

As shown in Figure 1, a kind of sewage disposal system, including pass through the sequentially connected collecting-tank 1 of aqueduct 9, treatment box 2, flocculation portion 4, be separated by solid-liquid separation case 5 and filter house, collecting-tank 1 for collecting factory and sanitary sewage, sewage through aqueduct 9 into Enter in treatment box 2, be communicated with dosing tank 3 at the treatment box 2, drug, drug and sewage are added into sewage by dosing tank 3 It is reacted in treatment box 2, removes suspended matter, impurity, heavy metal and the compound in sewage, added in flocculation portion 4 into sewage Enter flocculant, sewage and cotton-shaped deposit to separate in being separated by solid-liquid separation case 5, the filter house successively includes 6 He of primary filtration case Heavy metal filters suction box 7, and sewage after separation sequentially enters primary filtration case 6 and heavy metal filter suction box 7 is filtered, and most passes through afterwards Whole system is discharged in first outlet 10, is recycled.

The salt timesharing containing high concentration in through heavy metal filter suction box 7 treated water, is arranged at heavy metal filter suction box 7 Salt extraction case 8, finally, whole system is discharged through second outlet 11 in water, is recycled for extracting salinity.

Embodiment two:

As shown in Figure 1-3, the treatment box 2 is set as 3, the treatment box 2 is set as hollow pipeline, extends drug and dirt In the reaction time of water, be respectively equipped with current divider 201 and water outlet 202 on one group of parallel avris of hollow pipeline, sewage and Drug first passes around current divider 201 and is split into two strands of threads, and two strands of threads circulate in hollow pipeline respectively, final two strands of threads Collect outflow at water outlet 202, in order to improve the mixture homogeneity of sewage and drug, is located at current divider in hollow channel interior 201 and water outlet 202 at be equipped with pairs of blender 203.

The blender 203 be set as include open end 205 and closed end 206 tubular structure, in order to guarantee the equal energy of thread It is stirred by blender 203, the outer diameter of blender 203 is equal with the internal diameter of hollow pipeline, and 206 surface of closed end uniformly goes out Water hole 207, thread flow into blender 203 through open end 205, most form jet stream through the outflow of apopore 207 afterwards, thin in order to reduce The resistance being subject in the stream process of circulation, saves power resource, and the gross area of apopore 207 is greater than the 1/ of 206 surface area of closed end 2。

The open end 205 of two blenders 203 at current divider 201 is oppositely arranged, i.e., closed end 206 is close to hollow The bending segment of pipeline, the thread flowed out through apopore 207 are ejected on the inner wall of hollow pipeline, complete the first of sewage and drug Secondary mixing, then, thread are flow at water outlet 202, and the closed end 206 of two at water outlet 202 blender 203 is opposite Setting, the mutual convection current spray of the two strands of threads flowed out through apopore 207, second for completing sewage with drug mix.At other In some embodiments, in order to improve the mixture homogeneity of sewage and drug, in another group of parallel avris inner part of hollow pipeline Single blender 203 is not set.

In some other embodiment, the reaction chamber 2 is at least set as one, and the reaction chamber 2 can side by side or side by side It is arranged, is interconnected between adjacent reaction chamber 2, the current divider 201 of rear class reaction chamber 2 and the water outlet 202 of prime reaction chamber 2 Connection, the current divider 201 are equipped with dosing mouth 204, are equipped at the dosing mouth 204 and pass through what hose was connect with dosing tank 3 Dosing valve (not shown).

Embodiment three:

As shown in Figure 1, Figure 2, shown in Fig. 9 and Figure 10, the flocculation portion 4 includes 402 He of flocculant case connected by motor 401 Flocculant measures delivery pipe 403, and the flocculant in flocculant case 402 is pumped into flocculant metering delivery pipe 403 by motor 401 In, the outlet end of the flocculant metering delivery pipe 403 is set as beveling mouth structure 406, and the beveling mouth structure 406 is vertically embedded into In the aqueduct 9 connecting with the water outlet for the treatment of box 2, flocculant injects in aqueduct 9 through beveling mouth structure 406, in order to Improve flocculant function and effect, by chamfer mouth structure 406 opening be arranged back to treatment box 2, reduce flocculant discharge when by The resistance to water-flow arrived, is equipped with metering hammer 404 in flocculant metering delivery pipe 403, the flocculant metering delivery pipe 403 with Control valve 405 is provided between motor 401.

Protrusion 407, described raised 407 is provided at beveling mouth structure 406 in the flocculant metering delivery pipe 403 Outside is provided with the fixed cover 408 of internal screw thread, and externally threaded guide part 409 is provided on the aqueduct 9, described oblique Notch features 406 run through guide part 409 after be embedded in aqueduct 9 in, at this point, protrusion 407 contacted with the top of guide part 409 with Firm flocculant measures delivery pipe 403, then fixed cover 408 is screwed up with guide part 409.

Example IV:

As shown in Fig. 1, Figure 11-13, the separation of solid and liquid case 5 includes separation cabinet 501 and is located inside separation cabinet 501 Cylinder 502, separation water inlet pipe 507 and separation outlet pipe 508 are provided on the separation of solid and liquid case 5, bottom is provided with Separation draining pipe 509 is separated and is communicated with respectively at water inlet pipe 507 positioned at the first not ipsilateral water inlet pipe 510 of cylinder 502, the Two water inlet pipes 511, the end outlet relative dislocation setting of first water inlet pipe 510, the second water inlet pipe 511, that is to say, that two The end outlet center of person not on the same line, the end outlet setting of first water inlet pipe 510, the second water inlet pipe 511 For 45 ° of angles, and the angle of the two is contrary.

Sewage is after flocculant is injected in flocculation portion 4 through separating water inlet pipe 507, the first water inlet pipe 510, the second water inlet pipe 511 Afterwards, in injection separation cabinet 501, the top of the cylinder 502 is equipped with opening, is equipped with rotary components at internal cavities, Vortex is formed under the action of rotary components, the impurity in sewage forms bulk in conjunction with flocculant, realizes and is separated by solid-liquid separation.

The rotary components include along 502 short transverse of cylinder setting and rotatable main shaft 503, be located at master The oblique flow plate 504 and spiral board 505 axis 503 periphery and set gradually from top to bottom, first water inlet pipe 510, second are intake The end outlet of pipe 511 corresponds to the setting of spiral board 505, and the top and bottom of the main shaft 503 pass through fixing piece 506 respectively and divide Inner wall from cylinder 502 is fixedly connected, and the oblique flow plate 504 is set as right angled triangle, two right-angle sides point of the oblique flow plate 504 It is not connect with main shaft 503 and spiral board 505, the opening setting of the corresponding cylinder 502 of the separation water inlet pipe 507, sewage is from the When one water inlet pipe 510, the injection of the second water inlet pipe 511, thrust is formed to spiral board 505, since two end outlets shift to install, Main shaft 503, oblique flow plate 504 is promoted to rotate, sewage forms vortex, and promote the impurity in sewage to form bulk in conjunction with flocculant, Solid-liquid separation efficiency is improved, the upper opening moved through cylinder 502 of vortex is overflowed, and bulk impurity, which is fallen in, separates 501 bottom of cabinet, is passed through Separation draining pipe 509 is discharged, and sewage after separation is discharged by separation outlet pipe 508.The direction of each spiral board 505 is consistent.

Embodiment five:

As shown in Figure 1, Figure 4 and Figure 5, it is set in the primary filtration case 6 there are two filter cylinder 601, during the filter cylinder 601 is set as Hollow structure, barrel are equipped with filter opening, and ecto-entad is disposed with the first filter layer and the second filter layer, institute on the barrel State the first filter layer and be set as mosquito net net, second filter layer is set as dacron calico, the sewage in primary filtration case 6 according to Secondary to enter inside filter cylinder 601 through the second filter layer, the first filter layer, filter opening, in the process, suspended matter contained in sewage is attached Second filter layer surface.In order to clear up the suspended matter of the second filtering layer surface in time, it is respectively provided in 601 periphery of filter cylinder One hairbrush 609, the hairbrush 609 is connect by fixed link 610 with primary filtration case 6, and 601 center of brush head face filter cylinder Setting, in order to improve the cleaning effect of hairbrush 609, brush head is directly contacted with the second filter layer, and the hairbrush 609 is along filter The short transverse setting of cylinder 601.

The driving device includes filtered motor 602, driving wheel 604, the first driven wheel 605 and speed reducer 606, the master Driving wheel 604 is connect with the output end of filtered motor 602, and first driven wheel 605 and speed reducer 606 are set as coaxial configuration, institute It states driving wheel 604 to connect by synchronous belt 611 with the first driven wheel 605, it is driven that the output end of the speed reducer 606 is equipped with second Wheel 607, the filtered motor 602 work when, successively drive driving wheel 604, the first driven wheel 605, speed reducer 606 and second from Driving wheel 607 operates, and the top of the filter cylinder 601 is connected with driving wheel 608 by connecting shaft 603, and driving wheel 608 is respectively by same Step band 611 is connect with the second driven wheel 607, therefore, a filtered motor 602 only need to be arranged, two filter cylinders 601 can be driven to revolve Turn.In 601 rotary course of filter cylinder, sewage constantly penetrates into wherein, and suspended matter is attached to the second filtering layer surface, completes sewage Filter operation, meanwhile, by the relative motion between filter cylinder 601 and hairbrush 609, hairbrush 609 hangs the second filtering layer surface Floating object is cleared up.The bottom of the filter cylinder 601 is provided with the filtering outlet pipe 612 through 6 bottom wall of primary filtration case, through filtering Sewage afterwards is filtered out the discharge of water pipe 612.

In some other embodiment, the filter cylinder 601 be 1, the driving wheel 608 by synchronous belt 611 directly with The connection of second driven wheel 607,601 periphery of filter cylinder is symmetrically arranged with 2 hairbrush 609.In other embodiments, the filter Cylinder 601 is set as 4, and 4 filter cylinders 601 are located at the different corners of primary filtration case 6,4 filter cylinders, 601 top Driving wheel 608 connect with the second driven wheel 607 by synchronous belt 611 respectively, each filter cylinder 601 is peripheral to be symmetrically arranged with 3 Hairbrush 609, water yield is big.

Embodiment six:

As shown in figures 1 to 6, the bottom of the heavy metal filter suction box 7 is equipped with water inlet pipe 707, and top, which is equipped with, passes through branch The outlet pipe 708 that water pipe 709 is connected to water inlet pipe 707, sewage are flowed by the bottom of heavy metal filter suction box 7, filter and inhale through heavy metal The top of case 7 is discharged, and sewage flows from above to below in existing filter suction equipment, impurity contained in sewage its own gravity with And under the souring of sewage, each filtering layer is easily blocked, sewage flow direction is with the prior art completely on the contrary, design in this way in the present invention Not only suction box 7 can be filtered to avoid blocking heavy metal, but also the gravitational effect of dirty impurities in water can be made full use of to realize autonomous deposition.

For the impurity in filter sewage and heavy metal is adsorbed, inside the heavy metal filter suction box 7 from bottom to top successively Including primary contaminant filter layer 701, filter material layer 702, secondary contaminant filter layer 703 and heavy metal adsorption combination layer, sewage is under And during upper flowing, a large amount of impurity primary contaminant filter layer 701 because self gravity effect is trapped in, a small amount of impurity is because certainly Body gravitational effect is trapped in secondary contaminant filter layer 703, is filled with quartz sand inside the filter material layer 702, removes in sewage The pollutants such as suspended matter, organic matter, pesticide, colloid, iron, manganese, bacterium, virus, filling in the heavy metal adsorption combination layer Active charcoal, for the heavy metal in absorption effluent.In addition, the primary is miscellaneous for the ease of replacing to filtrate in each layer Matter filter layer 701, filter material layer 702, secondary contaminant filter layer 703 and heavy metal adsorption combination layer are set as drawing and pulling type structure, spirit Activity is high, is equipped with the first grid 5 between adjacent two layers, promotes sewage that can circulate in different interlayers.

The heavy metal adsorption combination layer includes the multiple absorbing units 706 being arranged successively, between adjacent adsorbent unit 706 Equipped with the second grid 705, promote sewage that can circulate between different absorbing units 706, it is described more in some other embodiment The a variety of different filtrates of filling, improve the absorption precision of heavy metal, retaining power is big in a absorbing unit 706.

The water inlet pipe 707 is provided with inlet valve 710 close to one end of heavy metal filter suction box 7, to guarantee extraneous sewage stream It when entering water inlet pipe 707 or branching pipe 709, is not influenced by 710 status of inlet valve, the outlet pipe 708 is far from heavy metal One end of filter suction box 7 is provided with outlet valve 711, and the branching pipe 709 is equipped with auxiliary valve 712, to guarantee in branching pipe 709 It when water flows into heavy metal filter suction box 7, is not influenced by 711 status of outlet valve, the water inlet pipe 707 and primary contaminant filter Layer 701 is connected to, and the outlet pipe 708 is connected to heavy metal adsorption combination layer.Impurity row is additionally provided on the heavy metal filter suction box 7 Outlet pipe 713, one end of the impurity exhaust conduit 713 are equipped with impurity mouth 715, the other end respectively with primary contaminant filter layer 701, Secondary contaminant filter layer 703 is connected to, and the impurity exhaust conduit 713 is equipped with dump valve 714 with above-mentioned the two joint, the row of opening Out after valve 714, the impurity deposited in primary contaminant filter layer 701, secondary contaminant filter layer 703 is discharged through impurity mouth 715.

In sewage purification process, inlet valve 710, outlet valve 711 are in the open state, and auxiliary valve 712, dump valve 714 are in close state, and sewage flows to top through the bottom of heavy metal filter suction box 7, are discharged recently through outlet pipe 708.To a huge sum of money When belonging to the filter progress backwash operation of suction box 7, inlet valve 710, outlet valve 711 are in close state, and auxiliary valve 712, dump valve 714 is in the open state, and sewage flows to bottom by the top of heavy metal filter suction box 7 successively through water inlet pipe 707, branching pipe 709, It is discharged recently through impurity exhaust conduit 713, improves the self-cleaning ability of filter suction box body, high financial profit.

Embodiment seven:

As shown in figs. 1,7 and 8, it is equipped with salt extraction case 8 at the heavy metal filter suction box 7, it is described to mention for extracting salinity Water tank 802, combustion chamber 801 and sump 803 are sequentially provided in salt box 8, the combustion chamber 801 is that salt extraction case 8 mentions For heating load sewage is concentrated, the purpose that the water tank 802 is close to the bottom setting of combustion chamber 801 is that combustion chamber 801 is water tank 802 provide heat, promote to generate vapor in water tank 802, and water tank 802 and combustion chamber 801 pass through two jet chimneys 807 and connect It is logical, after vapor enters combustion chamber 801 along jet chimney 807, helps to carry out completely burned in combustion chamber 801, reduce black Cigarette discharge amount, safety and environmental protection.In some other embodiment, the water tank 802 is close to the side wall setting of combustion chamber 801, and two Person is connected to by two jet chimneys 807, wherein the quantity of jet chimney 807 can do corresponding increase and decrease according to the actual situation.

It is set in the combustion chamber 801 and returns imperial formula burning gallery by what partition 812 formed, improve the utilization rate of calory burning, The sump 803 is embedded in inside combustion chamber 801, and bottom surface and 12 top of partition of the sump 803 offset, side wall and combustion There are gaps 813 between the side wall of burning room 801, increase the contact area of sump 803 and combustion chamber 801, that is to say, that described Sump 803 is directly erected at 812 top of partition.

It is set at the top of the combustion chamber 801 there are three smoke discharging pipe 809, the smoke discharging pipe 809 runs through 803 side wall of sump And be set to inside sump 803 in the shape of a spiral, the heat generated using combustion chamber 801 carries out the sewage in sump 803 Rapid concentration salt extraction, structure is simple, at low cost, easy to implement.Three smoke discharging pipes 809 are arranged in parallel, each smoke discharging pipe 809 Along sump 803 short transverse in the shape of a spiral, facilitate the contact area for increasing smoke discharging pipe 809 and sewage, improve hot Utilization rate is measured, concentration process is accelerated, after sewage concentration, salts substances crystallization deposition is in 803 bottom of sump, again to dirt Sewage is injected in sink 803, sewage is reinjected after can also taking out the salts substances of deposition, in addition, the smoke discharging pipe 809 longitudinal section is that circle equally plays the role of increase and waste water area.

Opening 811 is equipped at the top of the salt extraction case 8, convenient for injecting sewage, the smoke discharging pipe 809 into sump 803 Gas inlet 814 connect with combustion chamber 801, exhanst gas outlet 810 is located at the top of sump 803, in order to by exhanst gas outlet Flue gas at 810 is discharged in time, and the air-suction cover 805 being connected to exhaust passage 806 is equipped with above opening 811.In addition, further including Air blower 804, the air blower 804 are connect with combustion chamber 801, water tank 802 respectively by pipeline 808, promote hair in water tank 802 Raw atomizing, and then guarantee to carry out full combustion in combustion chamber 801.

Embodiment eight:

As shown in figs. 1-12, the course of work of the sewage disposal system is as follows:

(1) sewage being discharged through the collecting-tank 1 initially enters in treatment box 2, carries out reduction treatment and oxidation to sewage Processing, then enter flocculant into sewage, the sediment in sewage carries out flocculation treatment；

(2) sewage through flocculation treatment, which enters, is separated by solid-liquid separation case 5, after being separated by solid-liquid separation, then sequentially enters primary filtration Case 6 and heavy metal filter suction box 7, carry out silt primary filtration and heavy metal adsorption processing respectively；

(3) it through the sewage of filtration treatment, is filtered using ultrafiltration membrance filter and reverse osmosis (RO) film, the water after membrane filtration reaches Recycling system is injected to after using standard；

(4) contain high concentration salinity in the water such as after membrane filtration, the water after membrane filtration reinjected in salt extraction case 8, Remove high concentration salinity.

The above has been described in detail, described above, is only a preferred embodiment of the present invention, when cannot It limit the scope of implementation of the present invention, i.e., it is all according to the made equivalent changes and modifications of the application range, it should still belong in covering scope of the present invention.

Claims (9)

1. a kind of sewage disposal system, which is characterized in that including passing through the sequentially connected collecting-tank of aqueduct, treatment box, wadding Solidifying portion is separated by solid-liquid separation case and filter house, is communicated with dosing tank at the treatment box, the filter house successively includes primary filtration case Suction box is filtered with heavy metal；

The case that is separated by solid-liquid separation includes separating cabinet and the cylinder positioned at separation box house, and the top of the cylinder is equipped with Opening, is equipped with rotary components at internal cavities, and the rotary components include along cylinder short transverse setting and can be free The main shaft of rotation, oblique flow plate and spiral board peripheral and set gradually from top to bottom positioned at main shaft, the top and bottom of the main shaft Portion passes through fixing piece respectively and is fixedly connected with the inner wall of cylinder, and the oblique flow plate is set as right angled triangle, and the spiral board is set To be arc-shaped, two right-angle sides of the oblique flow plate are connect with main shaft and spiral board respectively.

2. a kind of sewage disposal system according to claim 1, it is characterised in that: the treatment box is at least set as one, The treatment box is set as hollow pipeline, is respectively equipped with current divider and water outlet on one group of parallel avris of hollow pipeline, institute State that hollow channel interior is located at current divider, water outlet is equipped with pairs of blender.

3. a kind of sewage disposal system according to claim 2, it is characterised in that: the blender is set as including open end With the tubular structure of closed end, and close end surfaces be evenly distributed with apopore, the open end phase of two blenders at current divider To setting, the closed end positioned at two blenders of water outlet is oppositely arranged.

4. a kind of sewage disposal system according to claim 1, it is characterised in that: in the primary filtration case at least provided with One filter cylinder, the barrel of the filter cylinder are equipped with filter opening, and ecto-entad is disposed with the first filter layer and the on the barrel Two filter layers, the hairbrush that the filter cylinder periphery is contacted at least provided with one with the second filter layer, the hairbrush along filter cylinder height Direction setting is spent, the top of the filter cylinder is connected with driving wheel by connecting shaft, and bottom is provided with through primary filtration bottom The outlet pipe of wall, the driving wheel are connect with driving device.

5. a kind of sewage disposal system according to claim 1, it is characterised in that: the bottom of the heavy metal filter suction box is set There is water inlet pipe, top is equipped with the outlet pipe being connected to by branching pipe with water inlet pipe, is additionally provided on the heavy metal filter suction box miscellaneous Matter discharge pipe, it successively includes primary contaminant filter layer, filter material layer, secondary impurity mistake inside suction box that the heavy metal is filtered from bottom to top Filtering layer and heavy metal adsorption combination layer, one end of the impurity exhaust conduit are equipped with impurity mouth, the other end respectively with primary impurity Filter layer, secondary contaminant filter layer connection, the water inlet pipe are connected to primary contaminant filter layer, and the outlet pipe and heavy metal are inhaled Attached combination layer connection.

6. a kind of sewage disposal system according to claim 5, it is characterised in that: be provided on the water inlet pipe into water Valve, the inlet valve are located at water inlet pipe and are provided with outlet valve, the branch on one end of heavy metal filter suction box, the outlet pipe Water pipe be equipped with auxiliary valve, the outlet valve be located at outlet pipe far from heavy metal filter suction box one end, the impurity exhaust conduit and Primary contaminant filter layer, secondary contaminant filter layer joint are equipped with dump valve.

7. a kind of sewage disposal system according to claim 1, it is characterised in that: be equipped with and mention at the heavy metal filter suction box Salt box, the salt extraction case is interior to be equipped with combustion chamber, the water tank being close to combustion chamber, the sump positioned at combustion chamber, the combustion It burns room to be connected to water tank at least through a jet chimney, the top of combustion chamber is at least provided with a smoke discharging pipe, the row Smoke pipeline is through sewage groove sidewall and is set to inside sump in the shape of a spiral, and it is logical that imperial formula burning is equipped with back in the combustion chamber Road.

8. a kind of sewage disposal system according to claim 1, it is characterised in that: the flocculation portion includes being connected by motor Flocculant case and flocculant the metering delivery pipe connect, the outlet end of the flocculant metering delivery pipe are set as beveling mouth structure, institute It states in the aqueduct that is connect with the water outlet for the treatment of box of angular cut structure vertical insertion, and the opening of beveling mouth structure is back to place Manage case setting.

9. a kind of sewage water treatment method using any sewage disposal system of claim 1-8, it is characterised in that: including Following steps:

(1) sewage being discharged through the collecting-tank initially enters in treatment box, carries out reduction treatment and oxidation processes to sewage, then Enter flocculant into sewage, the sediment in sewage carries out flocculation treatment；

(2) sewage through flocculation treatment enters separation of solid and liquid case, after being separated by solid-liquid separation, then sequentially enters primary filtration case and again Metal filters suction box, carries out silt primary filtration and heavy metal adsorption processing respectively；

(3) it through the sewage of filtration treatment, is filtered using ultrafiltration membrance filter and reverse osmosis (RO) film, the water after membrane filtration reaches and makes With injecting recycling system after standard；

(4) if containing high concentration salinity in water after membrane filtration, water is reinjected in salt extraction case, removes high concentration salinity.