CN104045201A - Sewage emergency treatment system - Google Patents
Sewage emergency treatment system Download PDFInfo
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- CN104045201A CN104045201A CN201410306195.2A CN201410306195A CN104045201A CN 104045201 A CN104045201 A CN 104045201A CN 201410306195 A CN201410306195 A CN 201410306195A CN 104045201 A CN104045201 A CN 104045201A
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Abstract
The invention discloses a sewage emergency treatment system comprising a pH value regulation device, a coagulation device, a flocculation device, an inclined pipe/inclined plate sedimentation tank and a sludge-water separation device which are connected with one another in sequence, wherein the sludge-water separation device comprises a swirler, a magnetic separator, a sludge concentration tank and a sludge dehydrator. The sewage emergency treatment system disclosed by the invention can be used for performing emergency treatment on sewage in sudden water pollution accidents and forming clean water and solid-state clods after treatment; the clean water does not contain suspended matters and metal substances, and can be recycled; the solid-state clods do not contain magnetic powder, and can be directly discharged without causing pollution to the environment; and therefore, the sewage emergency treatment system can be used for truly and effectively solving the governance in the sudden water pollution accidents fundamentally.
Description
Technical field
The present invention relates to technical field of sewage, relate in particular to a kind of sewage emergent treatment system for sudden water pollution accident.
Background technology
Along with developing rapidly of economy, the large capacity water of the big area contamination phenomenon that the discharge beyond standards of waste water causes has caused the serious problems such as dysdipsia, the deterioration of the ecological environment, becomes the restraining factors of socio-economic development.For this reason; country and government strengthen the protection to water surrounding in every field; in the emission concentration standard of strict regulation sewage drainage standard and different pollutents; the sewage work of newly-built different scales and type; and introduce new technology and equipment etc., wherein magnetic separation technique can effectively solve the water pollution accident of burst and the improvement of surface water environment.
Magnetic separation technique a kind of method that to be mainly mode by coagulation-flocculation precipitate the suspended substance in sewage and metallics and then remove.But, sewage emergency treatment device of the prior art, adopt simple coagulation-flocculation to make suspended substance and the metallics precipitation in sewage, and adopt single-stage mud magnetic to separate, the poor processing effect of its sewage, magnetic in the muddy water of processing postprecipitation separates not exclusively, magnetic runs off large, and meanwhile, in muddy water, mud can not be effectively addressed, therefore, can not really effectively solve the improvement in sudden water pollution accident.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.
For this reason, the object of the present invention is to provide a kind of sewage emergent treatment system that can carry out to sewage coagulation, flocculation, precipitation, magnetic separation and sludge dewatering processed compressed, really effectively to solve the improvement in sudden water pollution accident.
For achieving the above object, sewage emergent treatment system provided by the invention, comprising:
PH value setting device, comprises pH value equalizing tank, sewage water inlet pipe and soda acid adding set, and described pH value equalizing tank is provided with the first water outlet, and described sewage water inlet pipe and soda acid adding set are communicated with the top of described pH value equalizing tank;
Coagulation device, comprises coagulation basin and coagulating agent adding set, and described coagulation basin has the first water-in and the second water outlet, and described the first water-in is communicated with described the first water outlet, and described coagulating agent adding set is communicated with the top of described coagulation basin;
Flocculation plant, comprises flocculation basin and flocculant adding apparatus, and described flocculation basin has the second water-in and the 3rd water outlet, and described the second water-in is communicated with described the second water outlet, and described flocculant adding apparatus is communicated with the top of described flocculation basin;
Inclined tube/inclined-plate clarifying basin, comprises precipitation bucket and inclined tube or swash plate, and the top of described precipitation bucket has the 3rd water-in and overflow weir, and described the 3rd water-in is communicated with described the 3rd water outlet, and described inclined tube or swash plate are arranged at the medium position in precipitation bucket;
Device for separating mud and water, comprises swirler, magnetic separator, sludge thickener and sludge dewatering equipment, and described swirler has muddy water and passes into mouth, magnetic relief outlet and the first muddy water relief outlet; Described muddy water passes into mouth and is communicated to described precipitation bucket by a muddy water transferpump, and described the first muddy water relief outlet is the top to described magnetic separator by the first pipeline communication, and the bottom of described magnetic separator has the second muddy water relief outlet; Described the second muddy water relief outlet is communicated to the top of sludge thickener by second pipe, the bottom of described sludge thickener has mud relief outlet; Described mud relief outlet connects a sludge delivery pump, and described sludge delivery pump passes through the 3rd pipeline communication to sludge dewatering equipment.
Preferably, in described pH value equalizing tank, be vertically provided with the first training wall so that described pH value equalizing tank internal cavity is isolated into the first left cavity and the first right cavity, described sewage water inlet pipe and soda acid adding set are communicated with described the first left cavity top, the bottom of described the first training wall is provided with the first connectivity structure, so that the sewage in described the first left cavity flow to described the first right cavity from described the first connectivity structure, described the first water outlet is positioned at the sidewall on described the first right cavity top.
Preferably, in described coagulation basin, be vertically provided with the second training wall described coagulation basin internal cavity is isolated into the second left cavity and the second right cavity, described coagulating agent adding set is communicated with described the second left cavity top, the bottom of described the second training wall is provided with the second connectivity structure, so that the sewage in described the second left cavity flow to described the second right cavity from described the second connectivity structure, described the first water-in is positioned at the sidewall on described the second left cavity top, and described the second water outlet is positioned at the sidewall on described the second right cavity top.
Preferably, in described flocculation basin, be vertically provided with the 3rd training wall described flocculation basin internal cavity is isolated into the 3rd left cavity and the 3rd right cavity, described flocculant adding apparatus is communicated with described the 3rd left cavity top, the bottom of described the 3rd training wall is provided with third connecting structure, so that the sewage in described the 3rd left cavity is from described third connecting structural flow to described the 3rd right cavity, described the second water-in is positioned at the sidewall on described the 3rd left cavity top, and described the 3rd water outlet is positioned at the sidewall of described the 3rd right cavity.
Preferably, in described precipitation bucket, be provided with a water inlet training wall the internal cavity of described precipitation bucket is isolated into intake antrum and precipitation chamber, described the 3rd water-in is positioned at the sidewall on described intake antrum top, described overflow weir is positioned at the sidewall on top, described precipitation chamber, and described inclined tube or swash plate are arranged at the middle part in described precipitation chamber and the height location between described water inlet training wall bottom and described overflow weir; Between the bottom of described water inlet training wall and described precipitation bucket sidewall, form a water inlet gap, so that the sewage in described intake antrum enters to described precipitation chamber through described water inlet gap.
Preferably, in described pH value equalizing tank, coagulation basin and flocculation basin, be respectively equipped with a whipping appts.
Preferably, between the bottom of described the first training wall and the bottom of pH value equalizing tank, there is the first gap, to form described the first connectivity structure.
Preferably, between the bottom of described the second training wall and the bottom of coagulation basin, there is the second gap, to form described the second connectivity structure.
Preferably, between described the 3rd bottom of training wall and the bottom of flocculation basin, there is third space, to form described third connecting structure.
Preferably, described magnetic relief outlet is connected to described coagulation basin by the 5th pipeline.
According to sewage emergent treatment system provided by the invention, can realize the sewage in sudden water pollution accident is carried out to emergency processing, concrete, sewage is first regulated and is neutral by pH value setting device, being neutral sewage flows into successively in coagulation device and flocculation plant corresponding coagulating agent (being generally magnetic) and flocculation agent again and fully mixes, mixed sewage enters to and in inclined tube/inclined-plate clarifying basin, carries out sedimentation, finally form clear water and form muddy water in lower floor on the upper strata of inclined tube/inclined-plate clarifying basin, the clear water on upper strata can be discharged recycling by overflow weir, the muddy water of lower floor is inputed to and in swirler, is carried out one and separate for the first time by muddy water transferpump, isolate the part magnetic in muddy water, remaining muddy water (being called for short the first residue muddy water) flows into magnetic separator and carries out secondary separation, to isolate the magnetic in the first residue muddy water, remaining muddy water (being called for short the second residue muddy water) flows in sludge thickener and concentrates and form mud, this mud is further delivered to the sludge dewatering equipment compression of dewatering by sludge delivery pump again and forms solid puree piece, thus, the emergency processing of whole sewage is over, in clear water after treatment, do not contain suspended substance and metallics, can again utilize, and fix in clod all containing magnetic, can directly discharge, can be to environment, therefore, the present invention fundamentally really solves the improvement in sudden water pollution accident effectively.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
In figure: pH value equalizing tank 10; The first left cavity 101; The first right cavity 102; The first gap 103; The first water outlet 104; Soda acid adding set 11; Sewage water inlet pipe 12; The first training wall 13; Whipping appts 14,23,33; Filtering net 15; Coagulation basin 20; The second left cavity 201; The second right cavity 202; The second gap 203; The first water-in 204; The second water outlet 205; Coagulation adds agent feeder apparatus 21; The second training wall 22; Flocculation basin 30; The 3rd left cavity 301; The 3rd right cavity 302; Third space 303; The second water-in 304; The 3rd water outlet 305; Flocculant adding apparatus 31; The 3rd training wall 32; Precipitation bucket 40; Intake antrum 401; Precipitation chamber 402; Water inlet gap 403; The 3rd water-in 404; Overflow weir 405; Inclined tube/swash plate 41; Water inlet training wall 42; Swirler 50; Muddy water passes into mouth 501; Magnetic relief outlet 502; The first muddy water relief outlet 503; Muddy water transferpump 51; The 4th pipeline 52; The 5th pipeline 53; The first pipeline 54; Magnetic separator 60; The second muddy water relief outlet 601; Second pipe 61; Sludge thickener 70; Sludge dewatering equipment 80; Sludge delivery pump 81; The 3rd pipeline 82.
Realization, functional characteristics and the advantage of the object of the invention, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Describe technical scheme of the present invention in detail below with reference to drawings and the specific embodiments, so as clearer, understand invention essence of the present invention intuitively.
Shown in Fig. 1, the embodiment of the present invention provides a kind of sewage emergent treatment system, for the sewage disposal of sudden water pollution accident, this emergent treatment system comprises pH value setting device, coagulation device, flocculation plant, inclined tube/swash plate 41 settling tanks and device for separating mud and water.
Concrete, pH value setting device comprises pH value equalizing tank 10, sewage water inlet pipe 12 and soda acid adding set 11, described pH value equalizing tank 10 is provided with the first water outlet 104, described sewage water inlet pipe 12 and soda acid adding set 11 are communicated with the top of described pH value equalizing tank 10, to pass into pending sewage to described pH value equalizing tank 10; Soda acid adding set 11 is communicated with the top of described pH value equalizing tank 10, to add acidic solution or basic solution in described pH value equalizing tank 10, pending sewage is regulated and is neutral.
Coagulation device comprises coagulation basin 20 and coagulating agent adding set 21, described coagulation basin 20 has the first water-in 204 and the second water outlet 205, described the first water-in 204 is communicated with described the first water outlet 104, be that coagulation basin 20 is communicated with the first water outlet 104 on pH value equalizing tank 10 by the first water-in 204, being adjusted to neutral sewage through pH value setting device can flow in coagulation basin 20 by the first water-in 204.Coagulating agent adding set 21 is communicated with the top of described coagulation basin 20, to add coagulating agent in described coagulation basin 20, sewage is carried out to coagulating treatment.
Flocculation plant comprises flocculation basin 30 and flocculant adding apparatus 31, described flocculation basin 30 has the second water-in 304 and the 3rd water outlet 305, described the second water-in 304 is communicated with described the second water outlet 205, be that flocculation basin 30 is communicated with the second water outlet 205 on coagulation basin 20 by the second water-in 304, can flow into flocculation basin 30 by the second water-in 304 through the sewage of coagulation device processing.Flocculant adding apparatus 31 is communicated with the top of described flocculation basin 30, to add flocculation agent in described flocculation basin 30, the sewage after coagulating treatment is carried out to flocculation treatment.
Inclined tube/inclined-plate clarifying basin comprises precipitation bucket 40 and inclined tube or swash plate 41, the top of described precipitation bucket 40 has the 3rd water-in 404 and overflow weir 405, described the 3rd water-in 404 is communicated with described the 3rd water outlet 305, be that precipitation bucket 40 is communicated with the 3rd water outlet 305 on flocculation plant by the 3rd water-in 404, can flow into precipitation bucket 40 by the 3rd water-in 404 through the sewage of flocculation treatment.Inclined tube or swash plate 41 are arranged at the medium position in precipitation bucket 40, utilize lamina flow principle, make the particles settling in sewage be captured and come off to inclined tube or swash plate 41 bottoms.
Device for separating mud and water comprises swirler 50, magnetic separator 60, sludge thickener 70 and sludge dewatering equipment 80, described swirler 50 is for separating the muddy water that contains water, mud and magnetic, to isolate the part magnetic in muddy water, and remaining muddy water (this remaining muddy water is called for short the first residue muddy water hereinafter) need to carry out the secondary separation of magnetic by magnetic separator 60.Concrete, the muddy water that this swirler 50 has for passing into described muddy water passes into mouth 501, the the first muddy water relief outlet 503 that is used for discharging the magnetic relief outlet 502 of isolated part magnetic and remains muddy water for discharging separation rear first, muddy water passes into mouth 501 and is connected to a muddy water transferpump 51 by the 4th pipeline 52, muddy water transferpump 51 is communicated to described precipitation bucket 40, by muddy water transferpump 51, the muddy water in precipitation bucket 40 is delivered in swirler 50.Magnetic separator 60 is for separating the magnetic of described the first residue muddy water, to isolate the magnetic in the first residue muddy water, and remaining muddy water (this remaining muddy water is called for short the second residue muddy water hereinafter) need to further be condensed into mud by sludge thickener 70.Concrete, the first muddy water relief outlet 503 on swirler 50 is communicated to the top of described magnetic separator 60 by the first pipeline 54, so that the first residue muddy water is added in magnetic separator 60, the bottom of magnetic separator 60 has one for discharging the second muddy water relief outlet 601 that separates rear the second residue muddy water.Sludge thickener 70 is for concentrating described the second residue muddy water, so that the second residue muddy water precipitates and forms mud in the bottom of sludge thickener 70.Concrete, the second muddy water relief outlet 601 on magnetic separator 60 is communicated to the top of sludge thickener 70 by second pipe 61, so that the second residue muddy water is passed into sludge thickener 70, the bottom of sludge thickener 70 has one for discharging the mud relief outlet of the mud after concentrating.Sludge dewatering equipment 80, for the mud after concentrated is carried out to further dehydration compression, makes to form solid-state clod after sludge dewatering.Concrete, the mud relief outlet on sludge thickener 70 connects a sludge delivery pump 81, and sludge delivery pump 81 is communicated to sludge dewatering equipment 80 by the 3rd pipeline 82.
It should be noted that, swirler 50, magnetic separator 60, sludge thickener 70 and sludge dewatering equipment 80 are known in the art, therefore, no further details to be given herein for the principles and structure of swirler 50, magnetic separator 60, sludge thickener 70 and sludge dewatering equipment 80.
In the time of concrete sewage emergency processing process, pass into after pending sewage in pH value equalizing tank 10 until sewage water inlet pipe 12:
First, in the sewage of pH value equalizing tank 10, add acidic solution or basic solution according to the acid-basicity of sewage, make sewage become neutrality.For example, in the time that sewage is acidity, in the sewage of pH value equalizing tank 10, add appropriate basic solution by soda acid adding set 11, with in and sewage in hydrogen ion make its sewage become neutrality, and in the time that sewage is alkalescence, in the sewage of pH value equalizing tank 10, add appropriate acidic solution, with in and sewage in hydroxide ion make sewage become neutrality.Becoming neutral sewage flow in flocculation basin 30 by the first water outlet 104.
Then, in coagulation basin 20, in coagulation basin 20, add appropriate coagulating agent by coagulating agent adding set 21, be generally the materials such as magnetic, make the particle such as suspended substance and metallics " de-steady " in sewage, between particle, by effects such as collision, surface adsorption, Van der Waals forces, interosculate and become large, be beneficial to separate from water.Add and have the sewage of coagulating agent flowing in flocculation basin 30 by the second water outlet 205.
Further, in flocculation basin 30, in flocculation basin 30, add appropriate flocculation agent by flocculant adding apparatus 31, be generally high molecular polymer, the macromolecular chain of high molecular polymer is built bridge between the particle suspending and particle, promotes particle and particle aggregation.Add and have the sewage of flocculation agent to flow to inclined tube/swash plate 41 settling tanks by the 3rd water outlet 305.
A step again, in inclined tube/inclined-plate clarifying basin, can utilize lamina flow principle in the downward sedimentation in the region of inclined tube/swash plate 41, so that the top of inclined tube/swash plate 41 forms clear water, and the below of inclined tube/swash plate 41 is settled out muddy water, clear water can be discharged by overflow weir 405.Thus, remove suspended substance and metallics in sewage.
Finally, muddy water in inclined tube/inclined-plate clarifying basin passes into mouth 501 by muddy water transferpump 51 by muddy water and is added to swirler 50, muddy water is at the interior high speed rotating cutting out partial of swirler 50 magnetic, remaining muddy water is called for short the first residue muddy water, the first residue muddy water flow in magnetic separator 60 certainly by the first muddy water relief outlet 503, now, magnetic in the first residue muddy water is adsorbed on the magnetic pulley of magnetic separator 60, and remaining muddy water is called for short the second residue muddy water, the second residue muddy water is concentrated and forms mud from flowing in sludge thickener 70 by the second muddy water relief outlet 601, mud is delivered to sludge dewatering equipment 80 compression of dewatering by sludge delivery pump 81 again and forms solid puree piece, by this, in isolated solid-state clod, do not basically contain magnetic and moisture.
According to sewage emergent treatment system provided by the invention, can realize the sewage in sudden water pollution accident is carried out to emergency processing, in clear water after treatment, do not contain suspended substance and metallics, can again utilize, and in fixing clod, all do not contain magnetic, and can directly discharge, can be to environment, therefore, the present invention fundamentally really solves the improvement in sudden water pollution accident effectively.
In one embodiment of the invention, magnetic relief outlet 502 is connected to described coagulation basin 20 by the 5th pipeline 53, so, can recycle the magnetic that magnetic relief outlet 502 is discharged.
In a preferred embodiment of the invention, interior first training wall 13 that is vertically provided with of pH value equalizing tank 10 is to be isolated into described pH value equalizing tank 10 internal cavities the first left cavity 101 and the first right cavity 102, described sewage water inlet pipe 12 and soda acid adding set 11 are communicated with described the first left cavity 101 tops, the bottom of described the first training wall 13 is provided with the first connectivity structure, so that the sewage in described the first left cavity 101 flow to described the first right cavity 102 from described the first connectivity structure, described the first water outlet 104 is positioned at the sidewall on described the first right cavity 102 tops.
In pH value equalizing tank 10, the sewage that sewage water inlet pipe 12 is discharged flows into the first cavity from the top of the first left cavity 101, sewage flows from top to bottom and flow to the first right cavity 102 through the first connectivity structure of bottom in the first left cavity 101, interior bottom-up and flow to coagulation device by the first water outlet 104 at the first right cavity 102.So, sewage, when through pH value equalizing tank 10, can fully mix with the acid/basic solution adding in pH value equalizing tank 10, reaches the object of quick neutralization.
Interior second training wall 22 that is vertically provided with of coagulation basin 20 is to be isolated into described coagulation basin 20 internal cavities the second left cavity 201 and the second right cavity 202, described coagulating agent adding set 21 is communicated with described the second left cavity 201 tops, the bottom of described the second training wall 22 is provided with the second connectivity structure, so that the sewage in described the second left cavity 201 flow to described the second right cavity 202 from described the second connectivity structure, described the first water-in 204 is positioned at the sidewall on described the second left cavity 201 tops, and described the second water outlet 205 is positioned at the sidewall on described the second right cavity 202 tops.
In coagulation basin 20, the sewage that flow to coagulation basin 20 flows from top to bottom and flow to the second right cavity 202 through the second connectivity structure of bottom in the second left cavity 201, interior bottom-up and flow to flocculation plant by the second water outlet 205 at the second right cavity 202.So, sewage, when through coagulation basin 20, can fully mix with the coagulating agent adding in coagulation basin 20, finally makes suspended substance and metallics in sewage fully to precipitate at inclined tube/inclined-plate clarifying basin, reaches better treatment effect.
Interior the 3rd training wall 32 that is vertically provided with of flocculation basin 30 is to be isolated into described flocculation basin 30 internal cavities the 3rd left cavity 301 and the 3rd right cavity 302, described flocculant adding apparatus 31 is communicated with described the 3rd left cavity 301 tops, the bottom of described the 3rd training wall 32 is provided with third connecting structure, so that the sewage in described the 3rd left cavity 301 is from described third connecting structural flow to described the 3rd right cavity 302, described the second water-in 304 is positioned at the sidewall on described the 3rd left cavity 301 tops, and described the 3rd water outlet 305 is positioned at the sidewall of described the 3rd right cavity 302.
In flocculation basin 30, the sewage that flow to flocculation basin 30 flows from top to bottom and through the right cavity 302 of third connecting structural flow to the three of bottom in the 3rd left cavity 301, interior bottom-up and flow in inclined tube/inclined-plate clarifying basin by the 3rd water outlet 305 at the 3rd right cavity 302.So,, when through flocculation basin 30, can fully mix with the flocculation agent adding in flocculation basin 30 at sewage, finally make suspended substance and metallics in sewage fully to precipitate by inclined tube/inclined-plate clarifying basin, reach better treatment effect.
In one embodiment of the invention, in pH value equalizing tank 10, coagulation basin 20 and flocculation basin 30, be respectively equipped with a whipping appts 14,23,33.Concrete, in pH value equalizing tank 10, whipping appts 14 arranges in the first left cavity 101, makes to add acidic solution or basic solution in the first left cavity 101 fully to mix with sewage by the stirring of this whipping appts 14, is beneficial to make sewage to reach fast neutral state.In coagulation basin 20, whipping appts 23 is arranged in the second left cavity 201, makes to add the coagulating agent in the second left cavity 201 fully to mix with sewage, to improve coagulation effect by the stirring of this whipping appts 23.And in flocculation basin 30, whipping appts 33 is arranged in the 3rd left cavity 301, make to add the flocculation agent in the 3rd left cavity 301 fully to mix with sewage by the stirring of this whipping appts 33, to improve flocculating effect.Thus, by be respectively equipped with a whipping appts 14,23,33 in pH value equalizing tank 10, coagulation basin 20 and flocculation basin 30, can improve the treatment effect of whole coagulation-flocculation.
Be understandable that, the first connectivity structure, the second connectivity structure and third connecting structure can be various structures forms, for example, as shown in fig. 1, in a specific embodiment of the present invention, between the bottom of the bottom of the first training wall 13 and pH value equalizing tank 10, have the first gap 103, to form described the first connectivity structure, sewage can enter to from the left cavity 101 of first of the first training wall 13 left sides the first right cavity 102 on right side behind the first gap 103 of bottom.Between the bottom of the bottom of the second training wall 22 and coagulation basin 20, there is the second gap 203, to form described the second connectivity structure, sewage can enter to from the left cavity 201 of second of the second training wall 22 left sides the second right cavity 202 on right side behind the second gap 203 of bottom.Between the bottom of the bottom of the 3rd training wall 32 and flocculation basin 30, there is third space 303, to form described third connecting structure, sewage can enter to from the left cavity 301 of the 3rd of the 3rd training wall 32 left sides the 3rd right cavity 302 on right side after the third space 303 of bottom.
In addition, the first connectivity structure, the second connectivity structure and third connecting structure can also adopt the communicating aperture of offering respectively on the first training wall 13, the second training wall 22 and the 3rd training wall 32.
In another embodiment of the present invention, the top of pH value equalizing tank 10 is provided with filtering net 15, and the water outlet of sewage water inlet pipe 12 is positioned at the top of described filtering net 15.So, first the sewage that enters pH value equalizing tank 10 filter by filtering net 15 solid matter that particle diameter is larger.
For the ease of the connection between pH value equalizing tank 10, coagulation basin 20, flocculation basin 30 and inclined tube/inclined-plate clarifying basin, in an example of the present invention, the first water outlet 104 and described the first water-in 204, the second water outlet 205 and the second water-in 304, and be all connected by flange between the 3rd water outlet 305 and the 3rd water-in 404.So, connection disassembling is convenient, uses flexibly.
In another preferred embodiment of the present invention, in precipitation bucket 40, be provided with a water inlet training wall 42 the internal cavity of described precipitation bucket 40 is isolated into intake antrum 401 and precipitation chamber 402, described the 3rd water-in 404 is positioned at the sidewall on described intake antrum 401 tops, described overflow weir 405 is positioned at the sidewall on 402 tops, described precipitation chamber, and described inclined tube or swash plate are arranged at the middle part in described precipitation chamber 402 and the height location between described water inlet training wall 42 bottoms and described overflow weir 405; Between the bottom of described water inlet training wall 42 and described precipitation bucket 40 sidewalls, form a water inlet gap 403, so that the sewage in described intake antrum 401 enters to described precipitation chamber 402 through described water inlet gap 403.So, in tube settler, sewage is introduced into intake antrum 401, enter precipitation chamber 402 by water inlet gap 403 again, the sewage entering behind precipitation chamber 402 can utilize lamina flow principle in the downward sedimentation in the region of inclined tube/swash plate 41, so that the top of inclined tube/swash plate 41 forms clear water, and the below of inclined tube/swash plate 41 is settled out particle etc., clear water can be discharged by water port, and this structure design can arrive better effect of settling.
In sum, sewage emergent treatment system provided by the invention, can realize the sewage in sudden water pollution accident is carried out to emergency processing, after processing, form clear water and solid-state clod, in clear water, not contain suspended substance and metallics, can again utilize, and in fixing clod, all do not contain magnetic, and can directly discharge, can be to environment, therefore, the present invention fundamentally really solves the improvement in sudden water pollution accident effectively.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " preferred embodiment ", " example " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable method combination in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification sheets of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a sewage emergent treatment system, is characterized in that, comprising:
PH value setting device, comprises pH value equalizing tank, sewage water inlet pipe and soda acid adding set, and described pH value equalizing tank is provided with the first water outlet, and described sewage water inlet pipe and soda acid adding set are communicated with the top of described pH value equalizing tank;
Coagulation device, comprises coagulation basin and coagulating agent adding set, and described coagulation basin has the first water-in and the second water outlet, and described the first water-in is communicated with described the first water outlet, and described coagulating agent adding set is communicated with the top of described coagulation basin;
Flocculation plant, comprises flocculation basin and flocculant adding apparatus, and described flocculation basin has the second water-in and the 3rd water outlet, and described the second water-in is communicated with described the second water outlet, and described flocculant adding apparatus is communicated with the top of described flocculation basin;
Inclined tube/inclined-plate clarifying basin, comprises precipitation bucket and inclined tube or swash plate, and the top of described precipitation bucket has the 3rd water-in and overflow weir, and described the 3rd water-in is communicated with described the 3rd water outlet, and described inclined tube or swash plate are arranged at the medium position in precipitation bucket;
Device for separating mud and water, comprises swirler, magnetic separator, sludge thickener and sludge dewatering equipment, and described swirler has muddy water and passes into mouth, magnetic relief outlet and the first muddy water relief outlet; Described muddy water passes into mouth and is communicated to described precipitation bucket by a muddy water transferpump, and described the first muddy water relief outlet is the top to described magnetic separator by the first pipeline communication, and the bottom of described magnetic separator has the second muddy water relief outlet; Described the second muddy water relief outlet is communicated to the top of sludge thickener by second pipe, the bottom of described sludge thickener has mud relief outlet; Described mud relief outlet connects a sludge delivery pump, and described sludge delivery pump passes through the 3rd pipeline communication to sludge dewatering equipment.
2. sewage emergent treatment system according to claim 1, it is characterized in that: in described pH value equalizing tank, be vertically provided with the first training wall so that described pH value equalizing tank internal cavity is isolated into the first left cavity and the first right cavity, described sewage water inlet pipe and soda acid adding set are communicated with described the first left cavity top, the bottom of described the first training wall is provided with the first connectivity structure, so that the sewage in described the first left cavity flow to described the first right cavity from described the first connectivity structure, described the first water outlet is positioned at the sidewall on described the first right cavity top.
3. sewage emergent treatment system according to claim 1, it is characterized in that: in described coagulation basin, be vertically provided with the second training wall described coagulation basin internal cavity is isolated into the second left cavity and the second right cavity, described coagulating agent adding set is communicated with described the second left cavity top, the bottom of described the second training wall is provided with the second connectivity structure, so that the sewage in described the second left cavity flow to described the second right cavity from described the second connectivity structure, described the first water-in is positioned at the sidewall on described the second left cavity top, described the second water outlet is positioned at the sidewall on described the second right cavity top.
4. sewage emergent treatment system according to claim 1, it is characterized in that: in described flocculation basin, be vertically provided with the 3rd training wall described flocculation basin internal cavity is isolated into the 3rd left cavity and the 3rd right cavity, described flocculant adding apparatus is communicated with described the 3rd left cavity top, the bottom of described the 3rd training wall is provided with third connecting structure, so that the sewage in described the 3rd left cavity is from described third connecting structural flow to described the 3rd right cavity, described the second water-in is positioned at the sidewall on described the 3rd left cavity top, described the 3rd water outlet is positioned at the sidewall of described the 3rd right cavity.
5. sewage emergent treatment system according to claim 1, it is characterized in that: in described precipitation bucket, be provided with a water inlet training wall the internal cavity of described precipitation bucket is isolated into intake antrum and precipitation chamber, described the 3rd water-in is positioned at the sidewall on described intake antrum top, described overflow weir is positioned at the sidewall on top, described precipitation chamber, and described inclined tube or swash plate are arranged at the middle part in described precipitation chamber and the height location between described water inlet training wall bottom and described overflow weir; Between the bottom of described water inlet training wall and described precipitation bucket sidewall, form a water inlet gap, so that the sewage in described intake antrum enters to described precipitation chamber through described water inlet gap.
6. sewage emergent treatment system according to claim 1, is characterized in that: in described pH value equalizing tank, coagulation basin and flocculation basin, be respectively equipped with a whipping appts.
7. sewage emergent treatment system according to claim 2, is characterized in that: between the bottom of described the first training wall and the bottom of pH value equalizing tank, have the first gap, to form described the first connectivity structure.
8. sewage emergent treatment system according to claim 3, is characterized in that: between the bottom of described the second training wall and the bottom of coagulation basin, have the second gap, to form described the second connectivity structure.
9. sewage emergent treatment system according to claim 4, is characterized in that: between described the 3rd bottom of training wall and the bottom of flocculation basin, have third space, to form described third connecting structure.
10. sewage emergent treatment system according to claim 1, is characterized in that: described magnetic relief outlet is connected to described coagulation basin by the 5th pipeline.
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