CN102874954B - Sewage treatment system - Google Patents
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- CN102874954B CN102874954B CN201210420844.2A CN201210420844A CN102874954B CN 102874954 B CN102874954 B CN 102874954B CN 201210420844 A CN201210420844 A CN 201210420844A CN 102874954 B CN102874954 B CN 102874954B
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Abstract
The invention relates to the field of environmental protection, and in particular relates to a sewage treatment system which can reduce the pollution level of emission to the environment and guarantee the emission to be in accordance with the emission standard. The sewage treatment system comprises a first-stage solid-liquid separation device, a first chemical containing device, a second-stage solid-liquid separation device, a control device, an adsorption device and a second chemical containing device, wherein the first-stage solid-liquid separation device comprises a centrifugal separator, a first inlet and a first outlet; the first chemical containing device is provided with a first discharge hole which is communicated with the first outlet; the second-stage solid-liquid separation device comprises a filtering structure, a hydraulic cylinder, a second inlet and a second outlet; the second inlet is communicated with the first outlet; the control device is respectively connected with the first-stage solid-liquid separation device, the second-stage solid-liquid separation device and the first chemical containing device; the adsorption device comprises a quartz sand layer and/oractivated carbon layer, a third inlet and a third outlet; the third inlet is communicated with the second outlet; and the second chemical containing device is provided with a second discharge hole.
Description
Technical field
The present invention relates to field of Environment Protection, be specifically related to a kind of sewage disposal system.
Background technology
Along with the quickening of China's industrialization and Development of China's Urbanization, environmental issue more and more highlights.The for example impact of refuse tip on surrounding enviroment, the impact of the discharge of plant effuent on periphery river, the random discharge of domestic refuse, these problems are along with the exposure of news is more and more taken seriously.In actual life, common pollution has the dirt of midget plant, sewage discharge, and a large amount of generations of application of city life garbage, excretion dirt etc., and these bring serious pollution all to people's living environment.Wherein, the common feature of these dirts is that solid dirt and liquid sewage mix, and deals with more difficult.
Prior art has been done some to above-mentioned pollution and has been processed, and the pollution that the liquid for example midget plant being produced, solid dirt produce, solves by building treatment plant; For domestic refuse and excretion dirt, by septic tank processing, the dirt of each septic tank precipitation requires regularly to process.In the time of concrete processing, mainly by dirt being filtered in airtight vacuum workshop, utilize netted filtering cylinder to filter out the solid dirt that volume is larger (being greater than 0.25cm), and transport this kind of dewatering dirt packing the processing of to slag field; Discharge through underground pipeline for the sewage filtering out after above solid dirt.
But above-mentioned treating processes has only been done simple filtration, still there is serious problem in follow-up discharge.For example, in the sewage of underground pipeline discharge, still contain the solid dirt (being less than 0.25cm) of small volume, easy accumulation blocking pipe after long-term discharge.Meanwhile, processing of the prior art is not carried out the processing of composition to the sewage of discharge, still contains more toxic substance in sewage, and directly discharge does not meet national emission standard.
Summary of the invention
The invention provides a kind of sewage disposal system, can reduce the pollution level of discharge to environment.
The invention provides a kind of sewage disposal system, comprising:
First step equipment for separating liquid from solid, it comprises centrifuge separator, the first entrance and the first outlet;
The first medicine apparatus for placing, it has the first discharge port, and described the first discharge port is connected with described the first outlet;
Second stage equipment for separating liquid from solid, it comprises filtration, hydro-cylinder, the second entrance and the second outlet, wherein, described hydro-cylinder is connected with described filtration and for described filtration provides pressure, described the second entrance is communicated with described the first outlet;
Control device, it is connected with described first step equipment for separating liquid from solid, described second stage equipment for separating liquid from solid, described the first medicine apparatus for placing respectively, to control the startup of described first step equipment for separating liquid from solid, described second stage equipment for separating liquid from solid and to stop, controlling respectively the open and close of described the first entrance, described the first outlet, described the second entrance, described the second outlet, described the first discharge port simultaneously.
By sewage disposal system provided by the invention, can bring following at least one beneficial effect:
Can reduce the pollution level of discharge to environment.Sewage disposal system provided by the invention has comprised first step equipment for separating liquid from solid, the second stage equipment for separating liquid from solid for carrying out solid-liquid separation, and for becoming the first medicine apparatus for placing of divisional processing.In use, first step equipment for separating liquid from solid separates solid waste larger volume in dirt by its inner centrifuge separator, obtains first step sewage after separation.First step sewage, in the time flowing out from first step equipment for separating liquid from solid, adds chemicals by the first discharge port of opening the first medicine apparatus for placing in first step sewage, and for example flocculation agent and/or sterilant, process the toxic substance in sewage.Flow in the equipment for separating liquid from solid of the second stage through the first step sewage of drug treating, in this course, the filtration of first step effluent stream in the equipment for separating liquid from solid of the second stage, because this filtration is connected with hydro-cylinder and has born hydro-cylinder applied pressure, make, in the time that first step sewage is filtered, can filter out thin slag by means of applied pressure.Simultaneously, said process completes under the control of control device, the open and close of each entrance of control device control first step equipment for separating liquid from solid, second stage equipment for separating liquid from solid, the first medicine apparatus for placing, outlet, discharge port, complete whole process automatically.Preferably, in the time controlling, can electric gate valve be set at each entrance, outlet, discharge port place, and electric gate valve is connected to control device, control thereby realize.To sum up, dirt is after two-stage solid-liquid separation, and solid dirt contained in discharge is extremely small, can blocking underground pipeline in when discharge; Meanwhile, dirt also, through the drug treating in the first medicine apparatus for placing, has been disposed the toxic ingredient carrying in dirt, and the toxicity of the dirt of discharge reduces greatly, preferably can eliminate toxicity completely, thereby realizes the safety dumping of discharge.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in below describing is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawing illustrated embodiments other embodiment and accompanying drawing thereof.
Fig. 1 is the structural representation of the front view of a kind of embodiment of sewage disposal system of the present invention;
Fig. 2 is the structural representation of the rear view of Fig. 1;
Fig. 3 is the structural representation of the front view of a kind of embodiment of second stage equipment for separating liquid from solid;
Fig. 4 is the structural representation of the left view of Fig. 3;
Fig. 5 is the structural representation of a kind of embodiment of adsorption unit;
Fig. 6 is the structural representation of a kind of embodiment of Pneumatic butterfly valve.
Embodiment
Below with reference to accompanying drawing, the technical scheme of various embodiments of the present invention is carried out to clear, complete description, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment in the present invention, all other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belong to the scope that the present invention protects.
In embodiment mono-, the invention provides a kind of sewage disposal system, comprising:
First step equipment for separating liquid from solid, it comprises centrifuge separator, the first entrance and the first outlet;
The first medicine apparatus for placing, it has the first discharge port, and described the first discharge port is connected with described the first outlet;
Second stage equipment for separating liquid from solid, it comprises filtration, hydro-cylinder, the second entrance and the second outlet, wherein, described hydro-cylinder is connected with described filtration and for described filtration provides pressure, described the second entrance is communicated with described the first outlet;
Control device, it is connected with described first step equipment for separating liquid from solid, described second stage equipment for separating liquid from solid, described the first medicine apparatus for placing respectively, to control the startup of described first step equipment for separating liquid from solid, described second stage equipment for separating liquid from solid and to stop, controlling respectively the open and close of described the first entrance, described the first outlet, described the second entrance, described the second outlet, described the first discharge port simultaneously.
In embodiment mono-, with reference to Fig. 1, Fig. 2, sewage disposal system comprises framework 1, first step equipment for separating liquid from solid 23, the first entrance 11, the first outlet 24, second stage equipment for separating liquid from solid 2, filtration 3, the first medicine apparatus for placing 25, control device 7.
Wherein, framework 1 is space framework, for other devices are integrated in to framework, makes the structural arrangement of whole sewage disposal system obtain more carefully and neatly done, orderly.
Wherein, first step equipment for separating liquid from solid 23 is for dirt is carried out to solid-liquid separation processing for the first time, to separate the larger solid dirt of volume in dirt.In first step equipment for separating liquid from solid, be provided with centrifuge separator, it throws away the thin slag of sewage and small volume by means of centrifugal force, and leaves the solid dirt that volume is larger, separates thereby realize.First step equipment for separating liquid from solid 23 is provided with the first entrance 11 and the first outlet 24, dirt enters in centrifuge separator from the first entrance 11, completing the first step sewage obtaining after centrifugation discharges from the first outlet 24, the larger solid dirt of volume separating is stayed in centrifuge separator clearance by hand again, or by electric gate valve is set, realize the open and close of electric gate valve by control device, automatically remove the solid dirt in centrifuge separator.
Wherein, the first medicine apparatus for placing 25, for the first step sewage of discharge is purified, is removed a large amount of or whole toxic substances.The first medicine apparatus for placing 25 is arranged on the downstream of first step equipment for separating liquid from solid 23, the first discharge port of the first medicine apparatus for placing 25 is connected with the first outlet 24 of first step equipment for separating liquid from solid 23, in the time that flowing out, the first outlet 24 adds medicine at first step sewage, this medicine can be flocculation agent and/or sterilant, also can be for other medicine of the one-tenth component selections in different dirts.Flocculation agent is to make the fine-grained solids disperseing in liquid form the high molecular polymer of throw out, can make the fine-grained solids carrying in sewage aggregate into the throw out of large volume, is convenient to again separate and filter.Sterilant can be prevented and treated all kinds of pathogenic micro-organisms, can kill except the multiple-microorganism carrying in sewage.
Wherein, second stage equipment for separating liquid from solid 2 carries out essence filter for the first step sewage to after drug treating, with the thin slag except containing in decontaminated water, avoids discharge blocking underground pipeline.In second stage equipment for separating liquid from solid 2, be provided with filtration and hydro-cylinder (with reference to the hydro-cylinder 30 in Fig. 3), filtration can be polylith filter plate or filter cloth (with reference to the filter plate 28 in Fig. 3), hydro-cylinder is connected with filtration (for example contacting) and provides pressure for filtration, for example make polylith filter plate mutually push, when through the first step effluent stream of drug treating after filtration when structure, filtration can be by means of pressure, push and thin slag is stayed a side of filtration, thereby obtain standard compliant discharge.
Wherein, control device 7 is connected with first step equipment for separating liquid from solid, second stage equipment for separating liquid from solid, the first medicine apparatus for placing respectively, to control respectively the startup of two-stage equipment for separating liquid from solid, control respectively each entrance, the outlet of first step equipment for separating liquid from solid, second stage equipment for separating liquid from solid, the first medicine apparatus for placing, the opening and closing of discharge port simultaneously.Preferably, for the ease of operation, touch-screen 10 can be set on control device.
To sum up, from embodiment mono-, can find out dirt has been realized to two-stage solid-liquid separation, a drug treating, greatly reduce the amount of the solid dirt in dirt, also a large amount of toxic substances in dirt have been eliminated simultaneously, thereby can reduce the pollution level of discharge after treatment, reach national emission standard.
On the basis of embodiment mono-, centrifuge separator can use traditional vacuum device.Centrifuge separator has comprised separator box (with reference to the separator box 23 in Fig. 2) and has been arranged on the hollow cylinder of separator box inside, the surface of hollow cylinder is provided with cavernous structure, be preferably porous, and aperture is less, for example aperture is below 0.25cm, to filter out the large volume solid dirt in dirt.Hollow cylinder connects promising its provides the motor of power, driven by motor hollow cylinder high speed rotating.In use, dirt enters in hollow cylinder, and hollow cylinder is high speed rotating under the drive of motor, and under the effect of centrifugal force, sewage and thin slag is thrown away from the surperficial cavernous structure of hollow cylinder, separates thereby realize.Wherein, dirt can be drawn in hollow cylinder by other power, and preferably, dirt enters hollow cylinder under syphonic effect.Be directed to this, be connected with vacuum pump (with reference to the vacuum pump 8 in Fig. 1) at centrifuge separator place, preferably, vacuum pump is connected with separator box and/or hollow cylinder, so that the inside of separator box and hollow cylinder is evacuated, after the air pressure inside of separator box and hollow cylinder is lower than normal barometric pressure, dirt will enter hollow cylinder inside by pipeline under syphonic effect.Vacuum pump does not stop like this, and dirt will continue to enter in hollow cylinder, carries out continuous solid-liquid separation process.Owing to may containing more solid dirt in dirt, in the time using common pump to be evacuated to hollow cylinder inside, can as easy as rolling off a log the pump housing be resulted in blockage, and there will not be such problem by means of syphonic effect simultaneously.Vacuum pump is in the time vacuumizing the inside of separator box and hollow cylinder, the pipeline place being communicated with at vacuum pump arranges non-return valve (with reference to the non-return valve 5 in Fig. 1) and steam separator (with reference to the steam separator 6 in Fig. 1), non-return valve can avoid the air return of extracting out to separator box and hollow cylinder, affects siphon effect; Steam separator is for the air of extracting out is carried out to separating of air and steam, respectively air and steam are discharged.
In the above-mentioned embodiment that separator box and hollow cylinder are set, preferably, connect step-down gear at hollow cylinder place, can be convenient to control like this rotating speed of hollow cylinder, to control solid-liquid separation process.Preferably, access opening (as shown in the access opening 13 in Fig. 1) is set, to monitor the operational process of each device at separator box place.In the time that a certain device goes wrong, can overhaul from access opening.Preferably, at hollow cylinder place, sewage draining exit is set.Due to when the centrifugation, the solid dirt of large volume can be stayed in hollow cylinder, and sewage draining exit can be used for the discharge of solid dirt.Can the solid dirt in hollow cylinder be accumulated to and open sewage draining exit when a certain amount of, manually get rid of solid dirt, also can electric gate valve be set at sewage draining exit place, and electric gate valve is connected to control device, by the opening and closing of control device control electric gate valve herein, to realize the automatic discharge of solid dirt.Preferably, can in sepn process, continue to discharge solid dirt, solid dirt is discharged in the work that so just need not stop other devices, thereby the continuous service of the system of assurance improves operating efficiency.
In the above-mentioned embodiment that separator box and hollow cylinder are set, preferably, liquid level sensor (with reference to the liquid level sensor 12 in Fig. 1) is set, to detect the liquid level of separator box inside at separator box place.In the time that liquid level reaches warning value, control device control the first port opening, discharges first step sewage.
On the basis of embodiment mono-, preferably, between the first outlet of first step equipment for separating liquid from solid and the second entrance of the second collection equipment for separating liquid from solid, the first liquid pump is set, for first step sewage is extracted out and is delivered to the equipment for separating liquid from solid of the second stage from separator box.Also can accelerate the flow velocity of first step sewage, improve operating efficiency simultaneously.Preferably, control device control the first liquid pump and the first outlet start and close simultaneously simultaneously, and in the time of the first port opening, the first liquid pump starts to carry first step sewage simultaneously.When first step sewage in separator box discharge a certain amount of after, can control the first outlet and the first liquid pump cuts out simultaneously.Preferably, the first liquid pump choice for use spiral pump, to provide larger transmitting power.Because first step sewage is probably still full-bodied fluid, general liquid pump cannot provide larger transmitting power, and spiral pump can address this is that.Spiral pump is the new pump kind that turns the work of engagement positive displacement principle by widely different, and main working parts is eccentric screw (rotor) and fixing lining (stator).Due to the particular geometry of these two parts, form respectively independent sealed volume, medium is mobile by axially evenly carrying out, and inner flow velocity is low, and volume remains unchanged, pressure-stabilisation, thereby can not produce eddy current and stirring.General, the output pressure of every grade of pump is 0.6MPa, 60 meters of lifts when lift 60m(medium is clear water, also can be different according to the different pump heads of the proportion of medium and viscosity), suction lift, generally at 6m, is applicable to delivery medium temperature below 80 ℃, and particular requirement can reach 150 ℃.Select multiple resilient material because of stator and make, so this pump has the inefficient feature of general pump kind to the conveying of high viscosity fluid.
On the basis of embodiment mono-, preferably, carry out the second stage equipment for separating liquid from solid of essence filter and select pressure filter.Thereby pressure filter is a kind ofly common apply mechanical force in filtration medium one side and realize the machinery filtering.By applying mechanical force, for example hydro-cylinder applied pressure, can make a side of filtration medium have stronger pressure and sewage is pushed, and the thin slag carrying is stayed to a side of filtration medium in sewage, filters thereby realize.Common pressure filter comprises multiple filter plates (or filter cloth) side by side, and the position of filter plate can be passed through pulley (with reference to the pulley 29 in Fig. 3) and regulate, thereby the solid dirt of different sizes is carried out to filtering.Hydro-cylinder is arranged on a side of filter plate and contacts with filter plate, hydro-cylinder starts backward filter plate exerts pressure, and multiple filter plates are fitted tightly, and adds the mobile impulse force of sewage self, dirt extruding in sewage can be stayed to a side of filter plate, and in the slag-storing box dropping below filter plate.Sewage enters pressure filter from the opening for feed (with reference to the feed opening of press filter 33 Fig. 4) of pressure filter, the effluent stream of the thin slag of filtering flows out through filter plate and from the outlet (with reference to the pressure filter water outlet 32 Fig. 3) of pressure filter, usually, the outlet of pressure filter is multiple water taps, the below of water tap is provided with tank (with reference to the tank 31 in tank 19 or Fig. 3 in Fig. 1), sewage after the thin slag of filtering flows into tank from water tap, and is drawn by tank.One end of slag-storing box is provided with spiral propeller, so that the thin slag in slag-storing box is promoted to discharge from pressure filter discharge port (with reference to the pressure filter discharge port 34 Fig. 4).Preferably, due to before the filter of pressure filter essence, sewage is crossed by the drug treating in the first medicine apparatus for placing the toxic substance that it contains, thereby in slag-storing box, the toxicity of thin slag also greatly weakens or eliminates completely, and the thin slag now obtaining can be recovered as fertilizer sources and use.
Because two-stage equipment for separating liquid from solid possibly cannot be removed finely ground particles contained in sewage, and the existence of these finely ground particles also can affect the obstruction of underground pipeline after long-term discharge.In order to address this problem, on the basis of embodiment mono-, the invention provides embodiment bis-.In embodiment bis-, sewage disposal system further comprises adsorption unit, and this adsorption unit inside is provided with one or more of quartz sand layer, active carbon layer.Because quartz sand, gac have good adsorption function, can adsorb the finely ground particles carrying out in the discharge after two-stage solid-liquid separation, a drug treating, thereby the treatment effect of raising discharge makes it more meet emission standard.Preferably, adsorption unit is provided with multistage adsorber, for example, be two-stage, and multistage adsorber is connected mutually, to realize multistage absorption.In the time that adsorption unit comprises two-stage adsorber, every grade of adsorber can comprise two absorbing units in parallel (with reference to the absorbing unit 26 in Fig. 2), to meet the adsorption treatment fast and effectively that relatively large sewage is carried out.In use, the sewage of discharging from second stage equipment for separating liquid from solid flows in two absorbing units in parallel of first step adsorber from the 3rd entrance (with reference to the 3rd entrance 36 Fig. 5), wherein, first step adsorber inside is provided with one or more of quartz sand layer, active carbon layer, the water-in of first step adsorber is the shower nozzle (with reference to the shower nozzle 35 in Fig. 5) that is similar to shower shower nozzle, with decentralized wastewater, increase the contact area of sewage and quartz sand layer, active carbon layer simultaneously, realize the even adsorption treatment to sewage.After the first step has been adsorbed, sewage is discharged from two absorbing units in parallel, imports in a pipeline, in the time entering second stage adsorber, again shunts, and flows into respectively in two absorbing units in parallel, to increase adsorption efficiency and adsorption effect.Adsorber inside, the second stage is also provided with one or more of quartz sand layer, active carbon layer, the water-in of second stage adsorber is the shower nozzle that is similar to shower shower nozzle, with decentralized wastewater, increase the contact area of sewage and quartz sand layer, active carbon layer simultaneously, realize the even adsorption treatment to sewage.After second stage adsorption treatment completes, discharge flows out from the 3rd outlet (with reference to the outlet of the 3rd Fig. 5 37).
On the basis of embodiment bis-, preferably, surge tank is further set, surge tank is arranged between second stage equipment for separating liquid from solid and adsorption unit.It is because the amount of the sewage of discharging from second stage equipment for separating liquid from solid cannot be stablized that surge tank is set, and generally can use liquid pump by from second stage equipment for separating liquid from solid discharge sewage transport to adsorption unit, to improve operating efficiency, the situation that occurs idle running for fear of liquid pump in the situation that sewage quantity is less, arranges surge tank sewage quantity is cushioned.The sewage of discharging from second stage equipment for separating liquid from solid first flows into surge tank to accumulate, when the sewage quantity in surge tank is accumulated to while meeting the requirements, then by the sewage transport in surge tank to adsorption unit.Preferably, surge tank has the 4th entrance and the 4th outlet, between the 4th outlet and the entrance of adsorption unit, the second liquid pump (with reference to the second liquid pump 20 in Fig. 1) is set, so that sewage is twitched to adsorption unit from surge tank, accelerate the flow velocity of sewage, improve operating efficiency.
Drug treating is the simple process that sewage is carried out for the first time, still needs drug treating for the second time to carry out sterilization, deodorizing, obtains meeting the clear water of emission standard.On the basis of embodiment bis-, preferably, the second medicine apparatus for placing (with reference to the second medicine apparatus for placing 27 in Fig. 2) is further set in sewage disposal system of the present invention, it has the second discharge port, this second discharge port is connected with the 4th outlet of surge tank (with reference to the surge tank 21 in Fig. 1), so that sewage is carried out to drug treating again.The medicine that drug treating is used for the second time can, with medicine is identical for the first time, also can use other different medicines for special component.For example, drug treating is used sterilant for the first time, and drug treating is used reodorant for the second time, removes the stink of sewage.The second discharge port of medicine apparatus for placing, except can being connected with the 4th outlet of surge tank, also can be connected with the outlet of equipment for separating liquid from solid for the second time for the second time, or other positions, as long as realize secondary drug treating.
Generally, complete discharge after treatment (being mainly water) and all directly emit, cause waste.And in sewage disposal system of the present invention, owing to may making water in whole process, for example, due to dirt as easy as rolling off a log surface that is attached to device in treating processes, not only affect the clean of device, can affect the treatment effect of device to dirt simultaneously, also can leave further pungent smell.In order to address this problem, can be at the end of whole technical process, the downstream of for example adsorption unit arranges water tank (with reference to the water tank 16 in Fig. 1), for the water after stores processor, and device is cleaned.Preferably, water tank is provided with the 5th entrance and the 5th outlet, the 5th entrance is connected with the 3rd outlet of adsorption unit, the 5th outlet comprises a pair of subexit, one of them subexit is used for discharging water so that device is cleaned, and another subexit for discharging unnecessary water in the time that the water of water tank is filled with.Preferably, for example, for each device (one or more in described first step equipment for separating liquid from solid, described second stage equipment for separating liquid from solid, described adsorption unit, described surge tank) is cleaned, sewage disposal system of the present invention further arranges water blast gun, this water blast gun does not limit to a number or amount, and the device that can clean according to need is set.The water inlet of water blast gun is communicated with one of them subexit of water tank, and the water outlet of water blast gun is communicated to the device place that needs cleaning, preferably, is arranged on the inside of device, to realize cleaning by high pressure, realizes recycling of sewage simultaneously.Preferably, be convenient to arrive water blast gun place for the ease of water after treatment, in order to guarantee the aquifer yield at water blast gun place, need to the 3rd liquid pump (with reference to the 3rd liquid pump 17 in Fig. 1) be set at the water inlet of of a water tank subexit and water blast gun, so that water is applied to impellent simultaneously.
For the each entrance, outlet, the discharge port that occur in sewage disposal system of the present invention, comprise as follows: the first entrance of first step equipment for separating liquid from solid and the first outlet, the first discharge port of the first medicine apparatus for placing, the second entrance of second stage equipment for separating liquid from solid and the second outlet, the sewage draining exit of hollow cylinder, the 3rd entrance of adsorption unit and the 3rd outlet, the 4th entrance of surge tank and the 4th outlet, the second discharge port of the second medicine apparatus for placing, the 5th entrance of water tank and the 5th outlet, the water inlet of water blast gun.In order to realize automatic control of the present invention, preferably, at each entrance, outlet, discharge port place, electric gate valve is set, and electric gate valve is connected to control device place, control device is according to the opening and closing of the each entrance of signal control, outlet, discharge port.For example, control device place is provided with the switch of controlling respectively each entrance, outlet, discharge port, or the pre-stored with good grounds time control the time command that each entrance, outlet, discharge port are opened, closed, all can realize automatic control function.
Preferably, the first exit arranges Pneumatic butterfly valve (as shown in the Pneumatic butterfly valve 39 in Pneumatic butterfly valve 14 or Fig. 6 in Fig. 1), one end of Pneumatic butterfly valve is provided with water inlet pipe (with reference to the water inlet pipe 38 in Fig. 6), and the other end is provided with rising pipe (with reference to the rising pipe 40 in Fig. 6).Pneumatic butterfly valve is made up of pneumatic actuator and butterfly valve.Pneumatic butterfly valve is to use the circular butterfly plate rotating with valve mandarin orange to do keying, and the operated pneumatic valve of enabling action to realize mainly does intercepting valve and uses, and also can be designed to have regulate or the double function regulating of section valve.Pneumatic butterfly valve provides source of the gas by air compressor machine (as shown in the air compressor machine 4 in Fig. 1), and Pneumatic butterfly valve is connected with control device.In use, liquid level sensor can be set in centrifuge separator, in the time that liquid level sensor detects that liquid level in centrifuge separator has reached warning value, to control device transmitted signal, control device is opened according to this signal control Pneumatic butterfly valve, control the first liquid pump (as the first liquid pump 15 in Fig. 1) simultaneously and open, first step sewage is discharged from Pneumatic butterfly valve.The opening and closing state that starts butterfly valve and the first liquid pump is simultaneously.In the time that liquid level sensor detects that liquid level in centrifuge separator is lower than a certain threshold value, to control device transmitted signal, control device cuts out according to this signal control Pneumatic butterfly valve.
In real service condition; often can to encounter and use the on-the-spot situation that power supply cannot be provided, in order to address this problem, preferably; sewage disposal system of the present invention further arranges generating set (with reference to the generating set 9 in Fig. 1), is used to the work of whole system that power supply is provided.Generating set and each device with motor be electrically connected, be electrically connected with control device simultaneously.
In one embodiment of the invention, preferably, work box (as shown in the work box 18 in Fig. 1) is further set so that in treating processes apparatus for examination and repair.
In one embodiment of the invention, preferably, dryer, stirrer, packing machine are further set, with to the solid dirt that obtains after processing, the solid dirt that for example first step equipment for separating liquid from solid place obtains, the solid dirt that equipment for separating liquid from solid place, the second stage obtains carry out on-the-spot oven dry, stirring and packing, solid dirt is made to organic chemical fertilizer, recycle.
In one embodiment of the invention, preferably, in use, it is upper that sewage disposal system of the present invention can be integrated in automobile (with reference to the automobile 22 in Fig. 1), to realize mobile use.
Sewage disposal system provided by the invention is mainly solve but be not limited to the treatment facility of urban sewage, draining, can also process only blowdown, the draining pollution problem the small-sized industrial and mining enterprises of 500 tons/day simultaneously.Can automatic operating parameter be set according to Different field.This equipment dynamic system device is take three-phase electricity as main, and part is used two phase electricity, can lay in 1 of 50w oil electric engine for solution operation field does not possess three phase supply, needs with sufficient power-equipment.This equipment is not limited to for the treatment of dirt sewage, can process industrial water drainage and other different content sewage disposals, only changes chemical additive and just can reach dirt sclerosis, sewage purification function.
The Sewage treatment systems providing by various embodiments of the present invention, can bring following beneficial effect:
1. can reduce the pollution level of discharge to environment.Sewage disposal system provided by the invention has comprised first step equipment for separating liquid from solid, the second stage equipment for separating liquid from solid for carrying out solid-liquid separation, and for becoming the first medicine apparatus for placing of divisional processing.In use, first step equipment for separating liquid from solid separates solid waste larger volume in dirt by its inner centrifuge separator, obtains first step sewage after separation.First step sewage, in the time flowing out from first step equipment for separating liquid from solid, adds chemicals by the first discharge port of opening the first medicine apparatus for placing in first step sewage, and for example flocculation agent and/or sterilant, process the toxic substance in sewage.Flow in the equipment for separating liquid from solid of the second stage through the first step sewage of drug treating, in this course, the filtration of first step effluent stream in the equipment for separating liquid from solid of the second stage, because this filtration is connected with hydro-cylinder and has born hydro-cylinder applied pressure, make, in the time that first step sewage is filtered, can filter out thin slag by means of applied pressure.Simultaneously, said process completes under the control of control device, the open and close of each entrance of control device control first step equipment for separating liquid from solid, second stage equipment for separating liquid from solid, the first medicine apparatus for placing, outlet, discharge port, complete whole process automatically.Preferably, in the time controlling, can electric gate valve be set at each entrance, outlet, discharge port place, and electric gate valve is connected to control device, control thereby realize.To sum up, dirt is after two-stage solid-liquid separation, and solid dirt contained in discharge is extremely small, can blocking underground pipeline in when discharge; Meanwhile, dirt also, through the drug treating in the first medicine apparatus for placing, has been disposed the toxic ingredient carrying in dirt, and the toxicity of the dirt of discharge reduces greatly, preferably can eliminate toxicity completely, thereby realizes the safety dumping of discharge.
2. can further improve the treatment effect to dirt, improve emission standard.In embodiments of the invention, be provided with adsorption unit, be used for adsorbing finely ground particles, the obstruction of effectively avoiding finely ground particles after long-term discharge, underground pipeline to be brought, the simultaneously also further water of emission abatement, make the water quality of discharge better, thereby improve emission standard, reduced the pollution to environment.
3. can further improve the treatment effect to dirt, improve emission standard.In embodiments of the invention, be provided with the second medicine apparatus for placing, for the entrained toxic substance of water or pungent are more thoroughly processed, thereby the further water of emission abatement, reduce toxicity and dustiness, make the water quality of discharge better, thereby improve emission standard, reduced the pollution to environment.
4. realize recycling of discharge, more environmental protection.In embodiments of the invention, be further provided with water tank, to store water after treatment, for the water in whole treating processes provides water source, for example, each device realized and being cleaned, and then realized recycling of discharge.Meanwhile, separate the thin slag obtaining by drug treating mistake in the equipment for separating liquid from solid of the second stage, toxicity is less or nontoxic, can be used as Fertilizer application after recovery, also can realize recycling of discharge, more environmental protection.
5. solve the problem that in prior art, automobile will transport, saved oil plant.
6. do not produce secondary pollution.The present invention is to discharge after treatment, and for example solid dirt, all carries out sealed processing, can not produce secondary pollution.
7. processing cost is low, and a present device can replace the work of 3-5 platform fecal suction truck, lowers and purchases car cost, reduces human cost, save energy cost.
Various embodiment provided by the invention combination mutually in any way as required, the technical scheme obtaining by this combination, also within the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if of the present invention these are revised and within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention also comprises these changes and modification interior.
Claims (13)
1. a sewage disposal system, is characterized in that, comprising:
First step equipment for separating liquid from solid, it comprises centrifuge separator, the first entrance and the first outlet;
The first medicine apparatus for placing, it has the first discharge port, and described the first discharge port is connected with described the first outlet;
Second stage equipment for separating liquid from solid, it comprises filtration, hydro-cylinder, the second entrance and the second outlet, wherein, described hydro-cylinder is connected with described filtration and for described filtration provides pressure, described the second entrance is communicated with described the first outlet;
Control device, it is connected with described first step equipment for separating liquid from solid, described second stage equipment for separating liquid from solid, described the first medicine apparatus for placing respectively, to control the startup of described first step equipment for separating liquid from solid, described second stage equipment for separating liquid from solid and to stop, controlling respectively the open and close of described the first entrance, described the first outlet, described the second entrance, described the second outlet, described the first discharge port simultaneously;
Described centrifuge separator comprises separator box and the hollow cylinder that is arranged on described separator box inside, and the surface of described hollow cylinder is provided with cavernous structure, and one end of described hollow cylinder is connected with described the first entrance;
Further comprise: motor, vacuum pump, non-return valve and steam separator, described motor is connected with described hollow cylinder, and described vacuum pump is connected with described separator box and/or described hollow cylinder; The pipeline place being connected with described separator box and/or described hollow cylinder at described vacuum pump is provided with described non-return valve and described steam separator.
2. sewage disposal system as claimed in claim 1, is characterized in that, further comprises with lower at least one:
Step-down gear, it is connected with described hollow cylinder;
Access opening, it is arranged on described separator box place;
Sewage draining exit, it is arranged on described hollow cylinder place;
The first liquid pump, it is arranged between described the first outlet and described the second entrance, and described the first liquid pump is connected with described control device, and the first liquid pump and described first exports unlatching simultaneously described in described control device control.
3. sewage disposal system as claimed in claim 2, is characterized in that, described the first liquid pump is spiral pump.
4. sewage disposal system as claimed in claim 1, is characterized in that,
Described second stage equipment for separating liquid from solid is pressure filter.
5. sewage disposal system as claimed in claim 4, it is characterized in that, described second stage equipment for separating liquid from solid is provided with slag-storing box and spiral propeller, described slag-storing box is arranged on the below of described filtration, and described spiral propeller is connected to get rid of the solid dirt in slag-storing box with described slag-storing box.
6. sewage disposal system as claimed in claim 1, is characterized in that, further comprises:
Adsorption unit, it comprises quartz sand layer and/or active carbon layer, the 3rd entrance, the 3rd outlet, described the 3rd entrance and described the second outlet are communicated with.
7. sewage disposal system as claimed in claim 6, is characterized in that, described adsorption unit further comprises:
Two groups of adsorbers, flocbed is arranged on wherein in one group of adsorber, and stenlizing layer is arranged in another group adsorber;
Wherein, the outlet of one group of adsorber in described two groups of adsorbers is connected with the entrance of another group adsorber.
8. sewage disposal system as claimed in claim 6, is characterized in that, further comprises:
Surge tank, it comprises the 4th entrance and the 4th outlet, and described the 4th entrance is communicated with described the second outlet, and described the 4th outlet is communicated with described the 3rd entrance.
9. sewage disposal system as claimed in claim 8, is characterized in that, described sewage disposal system further comprises the second liquid pump, and it is arranged between described the 4th outlet and described the 3rd entrance.
10. sewage disposal system as claimed in claim 8, is characterized in that, further comprises:
The second medicine apparatus for placing, it has the second discharge port, and described the second discharge port is communicated with described the 4th outlet.
11. sewage disposal systems as claimed in claim 8, is characterized in that, further comprise:
Water tank, it comprises the 5th entrance and the 5th outlet, and described the 5th outlet comprises a pair of subexit, and described the 5th entrance is connected with described the 3rd outlet;
Water blast gun, it is arranged at least one place in described first step equipment for separating liquid from solid, described second stage equipment for separating liquid from solid, described adsorption unit, described surge tank, described water blast gun has water inlet, and this water inlet is communicated with one of them subexit of described the 5th outlet.
12. sewage disposal systems as claimed in claim 11, is characterized in that, described sewage disposal system further comprises: the 3rd liquid pump, it is arranged between one of them subexit and the water inlet of described water blast gun of described the 5th outlet.
13. sewage disposal systems as claimed in claim 1, is characterized in that,
Described the first exit is provided with Pneumatic butterfly valve, described Pneumatic butterfly valve is connected with described control device and is opened or close by described control device control, described sewage disposal system is further provided with air compressor machine, and described air compressor machine is connected with described Pneumatic butterfly valve and is used to described Pneumatic butterfly valve that source of the gas is provided;
And/or,
Described sewage disposal system further comprises generating set, and it is used to described sewage disposal system that power supply is provided;
And/or,
Described sewage disposal system further comprises dryer, stirrer and packing machine, the solid dirt obtaining with solid dirt that first step equipment for separating liquid from solid place is obtained and equipment for separating liquid from solid place, the second stage processing of drying, stir, pack.
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| CN201210420844.2A CN102874954B (en) | 2012-10-29 | 2012-10-29 | Sewage treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210420844.2A CN102874954B (en) | 2012-10-29 | 2012-10-29 | Sewage treatment system |
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| CN102874954B true CN102874954B (en) | 2014-07-09 |
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| CN103183461A (en) * | 2013-04-27 | 2013-07-03 | 杨渊博 | All-digital intelligent mobile septic tank sewage disposal device |
| CN103408101B (en) * | 2013-09-06 | 2015-03-25 | 湖州中云机械制造有限公司 | Centrifugal sewage treater used in polishing grinding |
| CN103821200A (en) * | 2014-01-29 | 2014-05-28 | 河南科技大学 | Device for flushing toilet by utilizing water discharged from drum washing machine |
| CN104671327A (en) * | 2015-03-20 | 2015-06-03 | 王晓耀 | Sewage filtering device with hydraulic telescopic device and use method of sewage filtering device |
| CN104829013B (en) * | 2015-05-29 | 2018-10-26 | 重庆赛顺环保科技有限公司 | Mobile septic tank contamination Intelligent processing system |
| CN106474815A (en) * | 2016-12-16 | 2017-03-08 | 太仓市梅林印刷感光材料有限公司 | A kind of movable type sewage purification treater and method for cleaning treatment of sewage |
| AU2018100994A4 (en) | 2017-07-14 | 2018-08-16 | Vermeer Manufacturing Company | Hydro excavation vacuum apparatus and fluid storage and supply systems thereof |
| CN108325264A (en) * | 2018-03-15 | 2018-07-27 | 北京华洁环境科技有限公司 | A kind of quick mud-water separation environment-friendly disposal system of vehicular |
| CN109173972A (en) * | 2018-10-15 | 2019-01-11 | 河南省科学院地理研究所 | A kind of efficient reclaiming organic waste utilizes reactor tank |
| CN112224714A (en) * | 2020-10-28 | 2021-01-15 | 安徽国润翔专用汽车有限公司 | Garbage truck with sorting device |
| CN115159714A (en) * | 2022-05-20 | 2022-10-11 | 弗莱德环境科技有限公司 | Sewage suction purification vehicle and purification method |
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