CN106746404A - A kind of fecal pollution processing method - Google Patents

A kind of fecal pollution processing method Download PDF

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Publication number
CN106746404A
CN106746404A CN201611219071.6A CN201611219071A CN106746404A CN 106746404 A CN106746404 A CN 106746404A CN 201611219071 A CN201611219071 A CN 201611219071A CN 106746404 A CN106746404 A CN 106746404A
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China
Prior art keywords
fecal pollution
vacuum chamber
aeration
flocculant
sewage
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CN201611219071.6A
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Chinese (zh)
Inventor
贺同雷
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Guangdong Elephant Ecology Technology Co Ltd
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Guangdong Elephant Ecology Technology Co Ltd
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Priority to CN201611219071.6A priority Critical patent/CN106746404A/en
Publication of CN106746404A publication Critical patent/CN106746404A/en
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/125—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using screw filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/126—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using drum filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The present invention relates to fecal pollution processing technology field, more particularly, to a kind of fecal pollution processing system.The fecal pollution processing method comprises the following steps：S1, fecal pollution is sucked by vacuum to vacuum chamber；S2, stir and smash the fecal pollution in vacuum chamber to being aerated in vacuum chamber；S3, to smashing after fecal pollution carry out one-level separation of solid and liquid, isolate larger dirt and the sewage containing smaller dirt；S4, flocculant and aeration agitation is carried out to being added in the sewage containing smaller dirt, form the sewage with flocculate；S5, two grades of separation of solid and liquid are carried out to the sewage with flocculate, isolate sewage and desiccation solid dirt.The fecal pollution processing method have the advantages that stir and smash good fecal pollution effect, good mixing effect, pipeline be not easily blocked, low cost, efficiency high, high treating effect.

Description

A kind of fecal pollution processing method
Technical field
The present invention relates to fecal pollution processing technology field, more particularly, to a kind of fecal pollution processing system.
Background technology
Environmental pollution is on the rise in modern society, and environmental improvement has turned into very urgent social responsibility with protection, and The fecal pollution rubbish substantial amounts of daily manufacture, can not such as accomplish timely and effectively to process, can serious harm environment, exacerbation environment dirt Dye.
At present, fecal pollution processing method is complicated and efficiency is low.Thus, a kind of efficient fecal pollution processing system is needed badly.
The content of the invention
(1) technical problem to be solved
It is an object of the invention to provide a kind of efficient fecal pollution processing method.
(2) technical scheme
In order to achieve the above object, the main technical schemes that the present invention is used include：
The present invention provides a kind of fecal pollution processing method, comprises the following steps：S1, fecal pollution is sucked by vacuum to vacuum chamber；S2、 The fecal pollution in vacuum chamber is stirred and smashes to being aerated in vacuum chamber；S3, to smashing after fecal pollution carry out one-level separation of solid and liquid, point Separate out larger dirt and the sewage containing smaller dirt；S4, flocculant and carry out to being added in the sewage containing smaller dirt Aeration agitation, forms the sewage with flocculate；S5, two grades of separation of solid and liquid are carried out to the sewage with flocculate, isolate dirt Water and desiccation solid dirt.
According to the present invention, flocculant is stored in flocculant dosing tank, to being aerated to stir flocculation in flocculant dosing tank Agent.
According to the present invention, in step s 2, aeration air quantity is 0.5m3/ min, aeration pressure is 49kPa；In step s 4, Aeration air quantity is 1m3/ min, aeration pressure is 49kPa；In flocculant dosing tank, aeration air quantity is 0.5m3/ min, aeration pressure Power is 49kPa.
According to the present invention, in step s 2, blowdown state is in vacuum chamber is made while aeration in vacuum chamber；In step In S3, one-level separation of solid and liquid is carried out using one-level separation equipment, vacuum chamber and one-level separation equipment use seal for pipe joints to be connected with Transmission is with the fecal pollution after the smashing of air pressure.
According to the present invention, one-level separation equipment is rotary sieve cylinder, and rotary sieve cylinder includes roller and is covered in outside roller The filter screen in week, carries sieve aperture on the barrel of roller, and barrel inner side is provided with and spiral passing away is formed when roller rotates Multiple arcs blade, multiple arcs blade is arranged along a helical trajectory uniform intervals；The second-order separation equipment is folded spiral shell formula sludge Dewaterer.
According to the present invention, 4 rolling supports seat in rectangular layout is provided with, rolling support seat is including base and rotatably Be supported on roll shaft on base, roll shaft is provided with the first detent mechanism, and the two ends of rotary sieve cylinder are provided with neck bush, rotation filter Net cylinder is rotatably supported on the roll shaft of rolling support seat by two neck bush, and neck bush is provided with the second detent mechanism, First detent mechanism and the second detent mechanism coordinate and constitute to rotary sieve cylinder in its axial direction spacing.
According to the present invention, the arrival end of rotary sieve cylinder is provided with air jet system, the injection direction direction rotation of air jet system It is in angle inside screen tube and with the axis of rotary sieve cylinder.
According to the present invention, in step s 4, sewage and flocculant containing smaller dirt are first passed through into pipe-line mixer pre- Mixing, being then fed into blending bin carries out aeration agitation.
According to the present invention, in step s 4, sewage and flocculant containing smaller dirt carry out aeration in blending bin and stir Mix；Aeration tube is respectively provided with vacuum chamber, blending bin and flocculant dosing tank to be aerated, the internal diameter of aeration tube is 20mm, Aeration tube is provided with two symmetrical relative to its longitudinal center plane and lists stomata, and all ventholes in each column venthole are along parallel Arranged in the direction of longitudinal center plane, the spacing in each column venthole per two neighboring venthole is located in the range of 20-50mm, Each venthole is 45 ° with the angle of longitudinal center plane, and the aperture of venthole is located in the range of 2-4.5mm；In a vacuum chamber Aeration tube lie in a horizontal plane in the bottom of vacuum chamber, and venthole thereon is towards the top of vacuum chamber；In blending bin Aeration tube lies in a horizontal plane in the bottom of blending bin, and venthole thereon is towards the top of blending bin；In flocculant dosing tank In aeration tube lie in a horizontal plane in the bottom of flocculant dosing tank, and venthole thereon is towards the upper of flocculant dosing tank Portion.
According to the present invention, in step sl, two vacuum chambers are set, alternately fecal pollution is sucked by vacuum to two vacuum chambers In；In step s 2, it is aerated in the vacuum chamber of blowdown state and starts to be aerated the moment and enter the moment phase of blowdown state Together；In step s3, one-level separation equipment alternately carries out separation of solid and liquid to the fecal pollution after being smashed in two vacuum chambers.
(3) beneficial effect
The beneficial effects of the invention are as follows：
Using fecal pollution processing method of the invention, first, fecal pollution is smashed and stirred using aeration, smash and stir Fecal pollution excellent, and without setting up other breaking means in a vacuum chamber, simplifies in vacuum chamber for smashing and stirring dirt The overall structure of excrement；Second, aeration can make vacuum chamber with certain pressure, and the flow velocity of the fecal pollution allowed after smashing increases, reduces Line clogging, is conducive to the emptying of vacuum chamber；3rd, fecal pollution and flocculant are stirred using the gas for exposing, improve wadding Solidifying effect and efficiency；4th, smashed using aeration mode and stirred, it is bonded in agitating device (such as agitating paddle) in the absence of fecal pollution On situation, and then without cleanup step, save manpower, reduces cost, high working efficiency；5th, on the whole, vacuum is taken out Inhale and smash before being arranged on one-level separation of solid and liquid, flocculation, two grades of separation of solid and liquid so that fecal pollution has certain pressure, compared to The flowing velocity of prior art increases, and prevents the blocking of subsequent pipeline, is conducive to advancing the treatment progress of fecal pollution, improves treatment effect Rate；6th, first one-level isolates larger solid, is subsequently adding flocculant and breaks up smaller dirt and water so that smaller dirt more holds Easily isolated by later separation equipment so that whole separation effect is more preferably, in hgher efficiency.To sum up, fecal pollution treatment side of the invention Method there is stirring and smash good fecal pollution effect, good mixing effect, pipeline be not easily blocked, low cost, efficiency high, high treating effect Advantage.
Brief description of the drawings
Fig. 1 is the schematic diagram of the fecal pollution processing system that fecal pollution processing method disclosed in the embodiment of the present invention one is used；
Fig. 2 is the first aerator in the fecal pollution processing system in Fig. 1, the second aerator and the 3rd aerator Cross-sectional view；
Fig. 3 is that one-level separator in the fecal pollution processing system in Fig. 1, motor, transmission device, rolling support seat show It is intended to；
Fig. 4 is the schematic diagram of one-level separator and the rolling support seat in the fecal pollution processing system in Fig. 1.
Fig. 5 is the schematic perspective view of the one-level separator in the fecal pollution processing system in Fig. 1；
Fig. 6 is the schematic diagram of the one-level separator in the fecal pollution processing system in Fig. 1, wherein mainly showing cambered blade Arrangement.
【Description of reference numerals】
In figure：
1：First vacuum chamber；2：Second vacuum chamber；3：Vavuum pump；4：First aerator；5：One-level separation equipment；6：Wadding Solidifying agent dosing tank；7：Blending bin；8：Second aerator；9：The second-order separation equipment；10：Blower fan；11：Pipe-line mixer；12：Rolling Cylinder；13：Filter screen；14：Rolling support seat；15：Base；16：Roll shaft；17：First detent mechanism；18：Neck bush；19：Second determines Position mechanism；20：3rd aerator；21：Venthole；22：First regulating valve；23：Second regulating valve；24：3rd regulating valve； 25：First connecting tube；26：Second connecting tube；27：First valve；28：Second valve；29：First suction tube；30：Second suction Pipe；31：3rd valve；32：4th valve；33：First discharge pipe；34：Second discharge pipe；35：5th valve；36：6th valve Door；37：Controller；38：First liquid level sensor；39：Second liquid level sensor；40：Cambered blade；41：Motor；42：Transmission Device；43：End cap；44：External tooth；45：Driving-chain；46：Air jet system：47：Gear；r：The internal diameter of aeration tube；θ：Venthole with The angle of longitudinal center plane.
Specific embodiment
In order to preferably explain the present invention, in order to understand, below in conjunction with the accompanying drawings, by specific embodiment, to this hair It is bright to be described in detail.
Embodiment one
In the present embodiment, there is provided a kind of fecal pollution processing method, comprise the following steps：
S1, fecal pollution is sucked by vacuum to vacuum chamber；
S2, stir and smash the fecal pollution in vacuum chamber to being aerated in vacuum chamber；
S3, to smashing after fecal pollution carry out one-level separation of solid and liquid, isolate larger dirt and the dirt containing smaller dirt Water；
S4, flocculant and aeration agitation is carried out to being added in the sewage containing smaller dirt, form the dirt with flocculate Water；
S5, two grades of separation of solid and liquid are carried out to the sewage with flocculate, isolate sewage and desiccation solid dirt.
Using fecal pollution processing method of the invention, first, fecal pollution is smashed and stirred using aeration, smash and stir Fecal pollution excellent, and without setting up other breaking means in a vacuum chamber, simplifies in vacuum chamber for smashing and stirring dirt The overall structure of excrement；Second, aeration can make vacuum chamber with certain pressure, and the flow velocity of the fecal pollution allowed after smashing increases, reduces Line clogging, is conducive to the emptying of vacuum chamber；3rd, fecal pollution and flocculant are stirred using the gas for exposing, improve wadding Solidifying effect and efficiency；4th, smashed using aeration mode and stirred, it is bonded in agitating device (such as agitating paddle) in the absence of fecal pollution On situation, and then without cleanup step, save manpower, reduces cost, high working efficiency；5th, on the whole, vacuum is taken out Inhale and smash before being arranged on one-level separation of solid and liquid, flocculation, two grades of separation of solid and liquid so that fecal pollution has certain pressure, compared to The flowing velocity of prior art increases, and prevents the blocking of subsequent pipeline, is conducive to advancing the treatment progress of fecal pollution, improves treatment effect Rate；6th, first one-level isolates larger solid, is subsequently adding flocculant and breaks up smaller dirt and water so that smaller dirt more holds Easily isolated by later separation equipment so that whole separation effect is more preferably, in hgher efficiency.To sum up, fecal pollution treatment side of the invention Method there is stirring and smash good fecal pollution effect, good mixing effect, pipeline be not easily blocked, low cost, efficiency high, high treating effect Advantage.
Further, with reference to Fig. 1 to Fig. 6, in the present embodiment, above-mentioned fecal pollution processing method is using the dirt shown in Fig. 1 to Fig. 6 Excrement processing system.The fecal pollution processing system includes that vacuum chamber (sets two vacuum chambers, respectively the first vacuum in the present embodiment The vacuum chamber 2 of room 1 and second), vavuum pump 3, the first aerator 4, one-level separation equipment 5, flocculant dosing tank 6, blending bin 7, Second aerator 8, the second-order separation equipment 9, blower fan 10.
Wherein, vavuum pump 3 is connected with vacuum chamber, can in a vacuum chamber form negative pressure and be pumped to vacuum chamber with by fecal pollution In；The first aerator 4 for being aerated is located in vacuum chamber, can stir and smash fecal pollution；The entrance of one-level separation equipment 5 With the outlet of vacuum chamber, the fecal pollution after smashing can be received and larger dirt and the dirt containing smaller dirt is isolated Water, realizes one-level separation of solid and liquid；Flocculant dosing tank 6 is used to store flocculant, and above-mentioned flocculant is fecal pollution process field technology Any flocculant known to personnel；The entrance of blending bin 7 and the liquid outlet of one-level separation equipment 5 and flocculant dosing tank 6 Outlet, can receive sewage (being discharged from liquid outlet) and flocculant containing smaller dirt and supply the two shape wherein Into flocculate；Second aerator 8 is arranged in blending bin 7 to be stirred, that is, stir flocculant therein, contain smaller dirt The sewage and flocculate of thing make it ultimately form the sewage with flocculate (it is of course possible to can wherein contain unnecessary flocculation Agent can contain a small amount of smaller dirt for not forming flocculate)；The entrance of the second-order separation equipment 9 connects with the outlet of blending bin 7 Passing to can receive the sewage with flocculate and isolate sewage and desiccation solid dirt, realize two grades of separation of solid and liquid；Blower fan 10 connect with the first aerator 4 and the second aerator 8.
To sum up, in step S1, fecal pollution is sucked by vacuum into vacuum chamber, and in step S2, fecal pollution is aerated in a vacuum chamber Smash, vacuum chamber is discharged after smashing；In step S3, one-level separation of solid and liquid is carried out using one-level separation equipment 5, that is, the dirt after smashing Excrement isolates larger dirt and sewage containing smaller dirt into one-level separation equipment 5；In step S4, contain smaller dirt Sewage forms the sewage containing flocculate with flocculant in blending bin 7 through aeration agitation, flocculation reaction；In step S5, contain The sewage of flocculate is separated by the second-order separation equipment 9 and forms sewage and desiccation solid dirt.
Thus, what the vavuum pump 3 being connected with vacuum chamber enabled to vacuum chamber is internally formed negative pressure, so as to fecal pollution be aspirated Into vacuum chamber, automatic suction excrement function is realized；The first aerator 4 set in vacuum chamber is directly smashed and stirred to fecal pollution Mix, smash and stir fecal pollution excellent, without setting up other breaking means in a vacuum chamber, simplify in vacuum chamber for beating Broken and stirring fecal pollution overall structure；The first aerator 4 set in vacuum chamber can make vacuum chamber with certain pressure, allow The flow velocity of the fecal pollution after smashing increases, and reduces line clogging, is conducive to the emptying of vacuum chamber；The second exposure set in blending bin 7 Device of air 8 is stirred using the gas for exposing to fecal pollution and flocculant, flocculating effect and efficiency is improved, without in blending bin 7 In set up other agitating device, simplify in blending bin 7 for stirring the overall structure of fecal pollution and flocculant, reduce cost； Smashed using aeration mode and stirred, the situation on agitating device (such as agitating paddle) is bonded in the absence of fecal pollution, and then need not Cleanup step is shut down, manpower, reduces cost, high working efficiency is saved；On the whole, by the vacuum with the first aerator 4 Room is arranged on the upstream of one-level separation equipment 5, blending bin 7 and the second-order separation equipment 9 so that enter the dirt of one-level separation equipment 5 Excrement has certain pressure so that fecal pollution increases compared to the flowing velocity of prior art, prevents the blocking of subsequent pipeline, is conducive to The treatment progress of fecal pollution is advanced, treatment effeciency is improved；First one-level isolates larger solid, is subsequently adding flocculant and breaks up smaller dirt Thing and water are so that smaller dirt is more prone to be isolated by later separation equipment so that whole separation effect is more preferably, in hgher efficiency. To sum up, above-mentioned fecal pollution processing system there is simple structure, automatic sewage-suction to inhale excrement, stirs and smash that fecal pollution effect is good, flocculating effect Good, pipeline is not easily blocked, overall structure is simple, the advantage of low cost, efficiency high, high treating effect.
Specifically, in the present embodiment, the first aerator 4 is aeration tube, and the internal diameter r of the aeration tube is 20mm, aeration Pipe is provided with two symmetrical with its longitudinal center plane and lists stomata 21, and the longitudinal center plane set on aeration tube is by aeration tube Shaft centre line.All ventholes 21 in each column venthole 21 are arranged along the direction parallel to longitudinal center plane, each column venthole Spacing in 21 per two neighboring venthole 21 is located in the range of 20-50mm, and the spacing per two neighboring venthole 21 refers to The distance between shaft centre line of venthole 21 two-by-two, without refer to scene 2 stomata 21 hole wall between minimum range.Each Venthole 21 is 45 ° (θ as illustrated), the i.e. longitudinal center line of venthole 21 and the longitudinal direction with the angle of longitudinal center plane Space angle between median plane is 45 °, and the aperture of venthole 21 is located in the range of 2-4.5mm.Preferably, each column venthole Spacing in 21 per two neighboring venthole 21 is 50mm, and the aperture of venthole 21 is 4.2mm.
Further, in the present embodiment, the bottom of vacuum chamber is lain in a horizontal plane in as the aeration tube of the first aerator 4, And venthole 21 thereon is towards the top of vacuum chamber.So cause that the shearing force that the aeration of venthole 21 is formed is directly acted on Fecal pollution, fecal pollution is broken in the presence of shearing force.
In the present embodiment, on the one hand, the internal diameter r of above-mentioned aeration tube and the structure and structural parameters of venthole 21 are conducive to increasing Plus the momentary shear power of aeration tube, on the other hand, due to fecal pollution in larger dirt be easier in true compared to smaller dirt The bottom of empty room, aeration tube is horizontally placed on the bottom of vacuum chamber, and ensure that venthole 21 is with the angle of longitudinal center plane 45 ° (θ as illustrated), so that the shearing force of the instantaneous burst of venthole 21 of aeration tube directly acts on larger dirt Thing, reduces the possibility for weakening shear effect because of the obstruction of sewage, and acceleration is smashed, and efficiency is smashed in raising.
Further, in the present embodiment, aeration tube is stainless steel tube.Can be prevented out using the aeration tube of Stainless Steel material Stomata 21 blocks venthole 21 because getting rusty in use, so as to influence the use longevity for smashing effect and aeration tube of aeration tube Life.The type of the Stainless Steel pipe is any kind of Stainless Steel pipe, but when being guaranteed at fecal pollution environment, aeration tube non-corrosive and full Requirement of the sufficient aeration process to intensity.
The first regulating valve 22 is provided with the connecting pipeline of the first aerator 4 and blower fan 10, for controlling to enter first Aeration air quantity in aerator 4.In the present embodiment, on the pipeline for being connected between the aerator 4 of blower fan 10 and first successively Check-valves, magnetic valve and ball valve are provided with, wherein ball valve controls the first aerator 4 as adjustable first regulating valve 22 of aperture Aeration air quantity.Manually adjustable its aperture, certainly, the first regulating valve 22 can also be automatically controlled.In addition, above-mentioned first Regulating valve 22 can also use pneumatic knife valve, magnetic valve, Hand-operated butterfly valve.Above-mentioned blower fan 10 is three leaf Roots blowers.
In the present embodiment, any vavuum pump that vavuum pump 3 is well known to those skilled in the art, it is preferable that using appearance Product formula vavuum pump, positive-displacement vacuum pump is that container is evacuated using machinery, physics, chemical mode, to obtain the dynamic of negative pressure Power machinery.Vavuum pump 3 is mainly made up of the pump housing, wheel, blade, end cap, bearing cap, shaft coupling etc..
Further, in the present embodiment, vavuum pump 3 is provided with valve by connecting tube and vacuum chamber in connecting tube； The entrance of vacuum chamber is connected with suction tube, and valve is provided with suction tube；The outlet of vacuum chamber is connected with discharge pipe, in discharge pipe It is provided with valve.By controlling the break-make of each pipeline of Valve controlling on connecting tube, suction tube and discharge pipe, and then control vacuum (connecting tube and suction tube are disconnected, discharge pipe is led for room soil pick-up (connecting tube and suction tube conducting, discharge pipe disconnect) and vacuum chamber blowdown It is logical), thus, it is dirty that vacuum chamber replaces suction.Also, in step sl, in soil pick-up state (connecting tube and suction tube conducting, discharge Pipe disconnect) when stop aeration, in step s 2, in vacuum chamber be aerated while make vacuum chamber be in blowdown state, that is, entering Enter the moment (connecting tube and the moment that suction tube disconnects, discharge pipe begins to turn on) of blowdown state while making the first aerator 4 It is aerated in the vacuum chamber in blowdown state, it can thus be appreciated that, the efficiency smashed using aerator stirring is very high, without inciting somebody to action Fecal pollution is enclosed in vacuum chamber and smashed using independently smashing link, therefore saves process time.Simultaneously, aeration pressure Power can promote the fecal pollution in vacuum chamber to discharge, and the flow velocity of the fecal pollution allowed after smashing increases, and reduces line clogging.
Specifically, in the present embodiment, two identical vacuum chambers are set and (can refer to following first vacuum chamber 1 and second Vacuum chamber 2, may also be size, variform two vacuum chambers in other embodiments certainly), two vacuum chambers are incorporated into one In individual vacuum tank.Vavuum pump 3 by the first connecting tube 25 and the second connecting tube 26 respectively with two vacuum chambers, connect first The first valve 27 and the second valve 28 are respectively equipped with the connecting tube 26 of adapter 25 and second；The entrance of two vacuum chambers is connected respectively There are the first suction tube 29 and the second suction tube 30, the 3rd valve 31 is respectively equipped with the first suction tube 29 and the second suction tube 30 With the 4th valve 32；The outlet of two vacuum chambers is connected to the first discharge pipe 33 and the second discharge pipe, in the first discharge pipe 33 and second are respectively equipped with the 5th valve 35 and the 6th valve 36 on discharge pipe；It is additionally provided with controller 37, controller 37 and The communication connection of one valve 27, the second valve 28, the 3rd valve 31, the 4th valve 32, the 5th valve 35 and the 6th valve 36 is with logical Another vacuum when making two vacuum chambers replace that suction is dirty and a vacuum chamber is in soil pick-up state of crossing the opening and closing of control valve Room is in blowdown state.
Wherein, the two ends of the first connecting tube 25 connect with the vacuum chamber 1 of vavuum pump 3 and first respectively, and the first valve 27 is set In the first connecting tube 25, the first valve 27 is for the first connecting tube 25 of opening and closing, the first connecting tube 25 and in opening First valve 27 of state coordinates, for making vavuum pump 3 take the air inside the first vacuum chamber 1 away, so that first is true The air pressure inside of empty room 1 is less than atmospheric pressure.
Wherein, the two ends of the second connecting tube 26 connect with the vacuum chamber 2 of vavuum pump 3 and second respectively, and the second valve 28 is set In the second connecting tube 26.Second valve 28 is for the second connecting tube 26 of opening and closing, the second connecting tube 26 and in opening Second valve 28 of state coordinates, for making vavuum pump 3 take the air inside the second vacuum chamber 2 away, so that second is true The air pressure inside of empty room 2 is less than atmospheric pressure.
Wherein, the first suction tube 29 is connected with the entrance of the first vacuum chamber 1, and the 3rd valve 31 is arranged on the first suction tube 29 On, the 3rd valve 31 is used to open and close the first suction tube 29, the first suction tube 29 and the 3rd valve in open mode 31 coordinate, and fecal pollution enters the first vacuum chamber 1 by the first suction tube 29 under atmospheric pressure.First suction tube 29 and it is in 3rd valve 31 of closure state coordinates, for preventing fecal pollution from entering the first vacuum chamber 1.
Wherein, the second suction tube 30 is connected with the entrance of the second vacuum chamber 2, and the 4th valve 32 is arranged on the second suction tube 30 On.4th valve 32 is used to open and close the second suction tube 30, the second suction tube 30 and the 4th valve in open mode 32 coordinate, and fecal pollution enters the second vacuum chamber 2 by the second suction tube 30 under atmospheric pressure.Second suction tube 30 and it is in 4th valve 32 of closure state coordinates, for preventing fecal pollution from entering the second vacuum chamber 2.
Wherein, the outlet of the first discharge pipe 33 and the first vacuum chamber 1, the 5th valve 35 is arranged on the first discharge pipe 33 On, the 5th valve 35 is used to open and close the first discharge pipe 33.When 5th valve 35 opens the first discharge pipe 33, the first discharge Pipe 33 is used for the fecal pollution discharge inside the first vacuum chamber 1；When 5th valve 35 closes the first discharge pipe 33, fecal pollution row is prevented Go out.
Wherein, the outlet of the second discharge pipe and the second vacuum chamber 2, the 6th valve 36 is arranged on the second discharge pipe, 6th valve 36 is used to open and close the second discharge pipe.When 6th valve 36 opens the second discharge pipe, the second discharge pipe is by the Fecal pollution discharge inside two vacuum chambers 2, when the 6th valve 36 closes the second discharge pipe, prevents the fecal pollution inside the second vacuum chamber 2 Discharge.
Wherein, the valve 27 of controller 37 and first, the second valve 28, the 3rd valve 31, the 4th valve 32, the 5th valve 35th, the communication of the 6th valve 36 connection is to control the opening and closing of each valve, and then the first vacuum chamber 1 and the second vacuum chamber 2 is alternately inhaled Blowdown and the second vacuum chamber 2 is in blowdown shape in blowdown state, the second vacuum chamber 2 when the first vacuum chamber 1 is in soil pick-up state The first vacuum chamber 1 is in soil pick-up state during state.
Wherein, controller 37 is with to the first valve to the 6th valve, this six valves send open signal and shutdown signal Signal issuing side, there is the signal for receiving open signal and shutdown signal to receive the first valve to the 6th valve this six valves End, the signal issuing side of controller 37 is connected with the signal receiving end communication of each valve.Certainly, controller 37 can also be with other Valve communication connection is automatically controlled to carry out.
To sum up, the dirty process of the suction of the first vacuum chamber 1 is：Controller 37 controls the first valve 27 to open, gradually by the One vacuum chamber 1 is vacuumized, and is opened the 3rd valve 31 and is coordinated the first valve 27 and the first connecting tube 25 in open mode, The first vacuum chamber 1 is maintained for fecal pollution is pumped into the first vacuum chamber 1 in the case of low pressure.It is appropriate when having in the first vacuum chamber 1 After fecal pollution, the first valve 27 and the 3rd valve 31 are closed, open the 5th valve 35, by the fecal pollution discharge in the first vacuum chamber 1.
The dirty process of the suction of the second vacuum chamber 2 is：Controller 37 controls the second valve 28 to open, gradually by the second vacuum Room 2 vacuumizes, and opens the 4th valve 32 and coordinates the second valve 28 and the second connecting tube 26 in open mode, maintains the Two vacuum chambers 2 are that fecal pollution is pumped into the first vacuum chamber 1 in the case of low pressure.When having appropriate fecal pollution in the second vacuum chamber 2, The second valve 28 and the 4th valve 32 are closed, the 6th valve 36 is opened, by the fecal pollution discharge in the second vacuum chamber 2.
First vacuum chamber 1 and the second vacuum chamber 2 replace the dirty process of suction：Controller 37 controls the first valve 27 and the Two valve 28 is alternately opened, i.e., the first vacuum chamber 1 and the second vacuum chamber 2 are alternately vacuumized.Control the 3rd valve 31 and the 4th Valve 32 is alternately opened, i.e. the first vacuum chamber 1 and the second vacuum chamber 2 replace soil pick-up.Control the 5th valve 35 and the 6th valve 36 Alternately open, i.e. the first vacuum chamber 1 and the second vacuum chamber 2 replace blowdown.Also, the first valve 27 and the 3rd valve 31 are opened When, the second valve 28 and the 4th valve 32 are closed so that when the first vacuum chamber 1 is in soil pick-up state, and the second vacuum chamber 2 is in row Dirty state, conversely, when the first valve 27 and the 3rd valve 31 are closed, the second valve 28 and the 4th valve 32 are opened so that first When vacuum chamber 1 is in blowdown state, the second vacuum chamber 2 is in soil pick-up state.
In addition, the first bottom of the discharge pipe 33 in the first vacuum chamber 1, is conducive to the fecal pollution inside the first vacuum chamber 1 to exist By the smoothly discharge of the first discharge pipe 33 in the presence of gravity, the second discharge pipe is in the bottom of the second vacuum chamber 2, is conducive to the Fecal pollution inside two vacuum chambers 2 is smoothly discharged by the second discharge pipe under gravity.
To sum up, the first vacuum chamber 1 and alternation as the second vacuum chamber 2 is shut down or is inverted without vavuum pump 3, is improved Soil pick-up contaminant removal effectiveness.Additionally, being controlled by controller 37, soil pick-up blowdown is more reliable, is connected by communicating, it is possible to achieve long-range Control.
It is understood that using it is above-mentioned there is the fecal pollution processing system of two vacuum chambers when, in step sl, two vacuum are set , alternately be sucked by vacuum fecal pollution into two vacuum chambers by room；In step s 2, in the vacuum chamber of blowdown state aeration and Start be aerated the moment with entrance blowdown state moment it is identical, thus, because the blowdown state of two vacuum chambers be alternately, therefore Aeration is also alternately；In step s3, one-level separation equipment is alternately consolidated to the fecal pollution after being smashed in two vacuum chambers Liquid is separated.
Further, in the present embodiment, it is provided with the first liquid level sensor 38 in the first vacuum chamber 1；In second vacuum chamber 2 It is provided with the second liquid level sensor 39；First liquid level sensor 38 and the second liquid level sensor 39 are connected with the communication of controller 37.On State the first liquid level sensor 38 and the second liquid level sensor 39 is respectively used to inside the first vacuum chamber 1 of detection and the second vacuum chamber 2 The number of fecal pollution, and signal is sent to controller 37 when fecal pollution is detected, controller 37 controls each valve after receiving signal It is opened and closed to exchange two suction dirt states of vacuum chamber.
Further, in the present embodiment, it is equipped with the first aerator in the first vacuum chamber 1 and the second vacuum chamber 2 4, in terms of comprehensive, first while the moment (moment that i.e. the 5th the 6th valve of valve 35/ 36 is opened) of blowdown state is entered Aerator 4 is aerated in the vacuum chamber in blowdown state, because the efficiency that use aerator stirring is smashed is very high, without inciting somebody to action Fecal pollution is enclosed in vacuum chamber and smashed using independently smashing link, therefore saves process time.Simultaneously, aeration pressure Power can promote the fecal pollution in vacuum chamber to discharge, and the flow velocity of the fecal pollution allowed after smashing increases, and reduces line clogging.
Specifically, in the present embodiment, two outlets of vacuum chamber pass through pipeline with the entrance of one-level separation equipment 5 (including the first discharge pipe 33 and the second discharge pipe 34, it is also possible to including connecting with the first discharge pipe 33 and the second discharge pipe 34 simultaneously Logical house steward) it is tightly connected to transmit with the fecal pollution after the smashing of air pressure.
Specifically, in the present embodiment, one-level separation equipment 5 is rotary sieve cylinder, and rotary sieve cylinder includes the He of roller 12 The filter screen 13 of the periphery of roller 12 is covered in, sieve aperture is carried on the barrel of roller 12, after rotary sieve cylinder is smashed for reception Fecal pollution simultaneously isolates larger dirt and the sewage containing smaller dirt.Above-mentioned larger dirt is not over roller 12 and filter screen 13 sieve aperture and be trapped in the dirt inside roller 12, smaller dirt be by rotary sieve cylinder roller 12 and filter screen 13 Sieve aperture flows to the dirt outside filter screen 13 with sewage.The barrel inner side of roller 12 is provided with when roller 12 rotates and forms spiral discharge The multiple arcs blade 40 of passage.Thus, above-mentioned multiple arcs blade 40 rotates with rotary sieve cylinder, forms a spiral discharge Passage, this spiral passing away enables to the larger dirt in fecal pollution to be arranged along spiral while rotary sieve cylinder rotates Go out passage to be automatically drained out, the step of eliminate manual cleaning, save manpower, improve efficiency, reduces cost.
Specifically, multiple arcs blade 40 is along a helical trajectory (helical trajectory is virtual presence) the uniform cloth in interval Put.In the present embodiment, six cambered blades 40 are set.Also, the inwall of multiple arcs blade 40 and roller 12 is (i.e. in barrel Side) it is fixedly connected.Preferably, the width of the widest part of cambered blade 40 is located in the range of 2-4cm, wherein, with reference to accompanying drawing, arc Shape blade 40 has two arc-shaped sides, and the most width between two arc-shaped sides is from as the widest part, the shape of cambered blade 40 Can be regarded as crescent.Further, motor 41 and transmission device 42, transmission device 42 connection motor 41 and roller are additionally provided with 12, the rotation of motor 41 is transferred to roller 12, drive roller 12 to rotate, and then drive whole rotary sieve cylinder rotation.Can manage Solution, one end of rotary sieve cylinder is arrival end, and one end is the port of export, spiral passing away extend in arrival end and the port of export it Between.
Further, it is additionally provided with 4 rolling supports seat 14 in rectangular layout, rolling support seat 14 includes base 15 and can The roll shaft 16 on base 15 is pivotally supported at, the two ends of rotary sieve cylinder are provided with neck bush 18, and rotary sieve cylinder passes through two Neck bush 18 is rotatably supported on the roll shaft 16 of rolling support seat 14.Wherein, 44 bases 15 of rolling support seat 14 It is rectangular to be fixedly installed in mounting surface, it is respectively cooperating with that a roll shaft 16 is installed on 4 bases 15.Above-mentioned roll shaft 16 is in rotary sieve Played a supporting role in the rotation process of cylinder, the installation site of roll shaft 16 needs to ensure that rotary sieve cylinder will not when rotating Touch the mounting surface of above-mentioned rolling support seat 14 or cause other adverse consequences, such as violent vibrations.
Certainly, the present invention is not limited to this, in other embodiments, realizes the rotatable mode installed of rotary sieve cylinder Other modes well-known to those skilled in the art can also be used, for example, using the cooperation of bearing and bearing block.
Further, roll shaft 16 is provided with the first detent mechanism 17, and neck bush 18 is provided with the second detent mechanism 19, and first determines Position mechanism 17 and second detent mechanism 19 coordinates and constitutes to rotary sieve cylinder in its axial direction spacing.Thus, rotary sieve cylinder Using the cooperation of rolling support seat 14 and neck bush 18, it is ensured that in axially position, circumferential direction is rotated freely rotary sieve cylinder, both The rotation of rotary sieve cylinder is realized, axial restraint of the rotary sieve cylinder in rotation process, simple structure are realized again.
Specifically, in the present embodiment, the first detent mechanism 17 is the annular projection being arranged on the outer peripheral face of roll shaft 16, Second detent mechanism 19 is the annular recess being arranged on the outer peripheral face of neck bush 18.Annular projection and annular recess constitute concavo-convex Coordinate, to limit the axial movement of rotary sieve cylinder.The height of annular projection is more than the depth of annular recess, in case spin-ended turn of filter Net cylinder rubs with neck bush 18.Preferably, the height of annular projection is located in the range of 1.5-3cm, the depth position of annular recess In the range of 0.8-1.2cm, such numerical Design ensures that positioning is firm, ensures that abrasion is small again.
Certainly, the present invention is not limited to this, in other embodiments, is ensureing the first detent mechanism 17 and the second localization machine On the premise of structure 19 constitutes male-female engagement, and the depth of the height more than annular recess of annular projection, above-mentioned first localization machine The annular projection of structure 17 is readily modified as annular recess, and the annular recess of above-mentioned second detent mechanism 19 is readily modified as annular projection.
Further, in the present embodiment, the roller 12 of rotary sieve cylinder is cylindrical shape, and the sieve aperture on roller 12 is bar shaped Sieve aperture, all bar shaped screen holes are provided at circumferentially spaced along roller 12, and the bar shaped screen hole can be punch forming.Certainly, Roller 12 can also be what two and two or more metallic plate etc. were welded, and the gap between each metallic plate forms sieve aperture.Rolling The effect of cylinder 12 is the rigid support for constituting rotary sieve cylinder, to ensure that it is indeformable in the course of the work.
Further, in the present embodiment, filter screen 13 is cylindrical filter screen 13, and cylindrical filter screen 13 is set in the outside of roller 12 And cylindrical filter screen 13 and roller 12 are fixedly connected with neck bush 18, the structure that filter screen 13 covers roller 12 is formed.Wherein, filter The sieve aperture of net 13 is shaped as any shape, it is preferable that the sieve aperture of filter screen 13 is shaped as rectangle, and the material of filter screen 13 is stainless steel Material.It is fixedly connected between filter screen 13 and roller 12 and neck bush 18, what mode can be well known to those skilled in the art appoints What is fixedly connected, for example, welding, riveting, it is gluing.
Further, the screen size of filter screen 13 and roller 12 is 8mm.The screen size of filter screen 13 and roller 12 refers to sieve Hole allows the full-size of the material for passing through.
Further, the arrival end of rotary sieve cylinder is provided with air jet system, and air jet system is connected with blower fan 10, air jet system Injection direction is in angle towards rotary sieve cylinder inside and with the axis of rotary sieve cylinder, is so conducive to cleaning roller 12 and filter The dirt bonded on net 13.Wherein, air jet system can share same blower fan 10 with the first aerator 4, also can be used alone one Blower fan 10.In addition, by valve regulated air quantity between air jet system 46 and blower fan 10, valve can be skilled artisan Known any valve, such as butterfly valve.
Specifically, in the present embodiment, air jet system 46 is air jet pipe, and the end wall of air jet pipe is provided with exhaust vent, air jet pipe Injection direction towards rotary sieve cylinder inside and with rotary sieve cylinder axis be in angle.Above-mentioned angle is more than 0 ° and is less than 90 °, i.e. air jet pipe are obliquely installed relative to the inwall of roller 12, are so conducive to the dirt being bonded on the inwall of roller 12 to take off Fall.Preferably, the injection direction of air jet pipe and the axis of rotary sieve cylinder are in 45 ° of angles.
In addition, the jet mode of above-mentioned air jet pipe can be interval jet, i.e., the jet in the course of work of rotary sieve cylinder The tube portion time is in jet state, and part-time is in halted state, when air jet pipe is in jet state, the spray of air jet pipe Tolerance can be adjusted by valve.
To sum up, in the present embodiment, the fecal pollution smashed with pace enters the inside of the roller 12 of rotary sieve cylinder, On the one hand, rotary sieve cylinder is at the uniform velocity rotated under the driving of motor 41 and transmission device 42 by certain speed, the dirt in fecal pollution Water drives smaller dirt that the sieve aperture of roller 12 and filter screen 13 is flowed through from the inside of the roller 12 of rotary sieve cylinder, into rotary sieve The outside of the filter screen 13 of cylinder, subsequently into blending bin 7；On the other hand, the larger dirt in fecal pollution is because size is more than rotation filter The roller 12 of net cylinder and the screen size of filter screen 13 are trapped in the inside of roller 12, and multiple arcs blade 40 is with rotary sieve Spiral passing away is formed when cylinder rotation, on the one hand be trapped in the larger dirt inside the roller 12 of rotary sieve cylinder has The pace for carrying, the spiral passing away on the other hand being formed with the rotation of multiple arcs blade 40 is supplied to its circumference Speed, larger dirt is automatically drained out under the drive of pace and rotary speed along the spiral passing away, now, one-level Separation equipment completes this link process task, and larger dirt and sewage containing smaller dirt are separated.In the present embodiment, on State during larger dirt is automatically drained out roller 12, because the rotation of the bonding characteristic and roller 12 of larger dirt itself is made With, it is easy to be bonded on the inwall of roller 12, simultaneously, the sewage containing smaller dirt in the sieve aperture by roller 12 and During the sieve aperture of filter screen 13, also it is easy to be bonded in the sieve aperture edge of roller 12 and filter screen 13, the blocking of sieve aperture is caused, based on above-mentioned Situation, by being arranged on the air jet system 46 of the arrival end of roller 12, the gas blown out using air jet system 46 is blown off and is bonded in rolling Larger dirt and the smaller dirt at the sieve aperture edge for being bonded in the inwall of roller 12 and filter screen 13 inside cylinder 12, reach automated cleaning Effect, improve separative efficiency, saved manual cleaning step, reduce cost.
The rotary sieve cylinder that above-mentioned one-level separation equipment is used can be regarded as the grid structure of rotary filtering net 13, the structure Sewage water filtration precision and disposal ability are substantially increased, the rotary sieve barrel structure is unique, reliable operation, without changing internal unit Part, Operation and Maintenance is simple, and long service life, use cost is low, is capable of achieving to be automatically separated, without manually drawing clearly.
In general, above-mentioned one-level separation equipment has the advantages that to be automatically drained out larger dirt and coordinates the facility can be automatic Cleaning rotary sieve cylinder, improves separative efficiency, reduces cost.
In addition to the foregoing structure, also end cap 43, end cap 43 can be fixedly installed in the arrival end of rotary sieve cylinder or the port of export Can be fixed with neck bush 18, entrance or outlet are correspondingly opened up on end cap 43, entrance is used for fecal pollution and enters rotary sieve cylinder The inside of roller 12, exports the inside discharge from the roller 12 of rotary sieve cylinder for larger dirt.One is provided with end cap 43 Circle external tooth 44, is arranged with gear 47 on the projecting shaft of motor 41, the external tooth 44 and gear 47 of end cap 43 are connected by driving-chain 45. Thus, end cap 43, driving-chain 45 and gear 47 constitute transmission device 42, and the rotation of motor 41 is delivered into roller through neck bush 18 12 and filter screen 13.Certainly, transmission device 42 is not limited to the example above, can also be any biography well known to those skilled in the art Dynamic device 42, for example, gear 47 is driven.Correspondingly, corresponding adjustment should be also made with the counter structure that it is used cooperatively.
On the other hand, the isolated sewage containing smaller dirt of one-level separation equipment can be by being arranged on rotary sieve The outside collection vessel of cylinder is collected, wherein, 4 rolling supports 14, whole rotary sieve cylinder, motors 41, transmission device 42 can To be all installed in above-mentioned collection vessel, it is of course also possible to be partly installed in above-mentioned collection vessel, for example, only will rotation Screen tube is arranged at above-mentioned collection vessel, and by 4 rolling supports seats 14, whole rotary sieve cylinder, motor 41, transmission device 42 Can all be installed on outside above-mentioned collection vessel.
Specifically, also including the 3rd aerator 20 being arranged in flocculant dosing tank 6, the 3rd aerator 20 and wind Machine 10 is connected.Flocculant is stirred using the gas for exposing, mixing effect is splendid, without increasing in flocculant dosing tank 6 The agitating device for setting, simplifies in flocculant dosing tank 6 for stirring the overall structure of flocculant, reduces cost；Simultaneously The first aerator 4 set in flocculant dosing tank 6 can make flocculant dosing tank 6 with certain pressure, allow flocculant Flow velocity increases, and reduces line clogging, is conducive to the discharge of flocculant dosing tank 6.
Specifically, the 3rd aerator 20 is aeration tube, and the internal diameter r of aeration tube is 20mm, and aeration tube is provided with vertical with it To median plane it is symmetrical two list stomata 21, the shaft centre line that the longitudinal center plane set on aeration tube passes through aeration tube.Each column All ventholes 21 in venthole 21 are arranged along the direction parallel to longitudinal center plane, per two neighboring in each column venthole 21 The spacing of venthole 21 is located in the range of 20-50mm, and the spacing per two neighboring venthole 21 refers to venthole 21 two-by-two The distance between shaft centre line, without refer to scene 2 stomata 21 hole wall between minimum range.Each venthole 21 and longitudinal direction The angle of median plane is 45 ° (θ as illustrated), i.e. sky between the longitudinal center line of venthole 21 and the longitudinal center plane Between angle be 45 °, the aperture of venthole 21 is located in the range of 2-4.5mm.Preferably, per two neighboring in each column venthole 21 The spacing of venthole 21 is 50mm, and the aperture of venthole 21 is 4.2mm.
Further, in the present embodiment, flocculant dosing is lain in a horizontal plane in as the aeration tube of the 3rd aerator 20 The bottom of case 6, and venthole 21 thereon is towards the top of flocculant dosing tank 6.Above-mentioned installation site is conducive to fully stirring Flocculant is mixed, the solidification of flocculant is prevented.
In the present embodiment, on the one hand, the internal diameter r and the knot of venthole 21 of the above-mentioned aeration tube as the 3rd aerator 20 Structure and structural parameters are conducive to increasing the instantaneous force of aeration tube, on the other hand, aeration tube is horizontally placed on into flocculant and is added The bottom of medicine-chest 6, and ensure that venthole 21 is 45 degree with the angle of longitudinal center plane, so that the wink of venthole 21 of aeration tube Between the gas that exposes from bottom to top act on flocculant from the bottom of flocculant dosing tank 6, it is to avoid in nethermost flocculation Agent is not stirred thoroughly, causes flocculant to solidify, the follow-up flocculation reaction of influence flocculant, causes wastewater treatment efficiency Decline.Thus, the mixing effect of flocculant medicine machine is more preferable.
Further, in the present embodiment, as the aeration tube of the 3rd aerator 20 for pvc is managed.Using the aeration of pvc Pipe can prevent venthole 21 from blocking venthole 21 because getting rusty in use, so as to influence mixing effect and the exposure of aeration tube The service life of tracheae.Above-mentioned aeration tube can be partly arranged in flocculant dosing tank 6, it is also possible to be all arranged at flocculant Dosing tank 6, but ensure, venthole 21 all leaks in flocculant dosing tank 6 cruelly.
The 3rd regulating valve 24 is provided with the connecting pipeline of the 3rd aerator 20 and blower fan 10, for controlling to enter the 3rd Aeration air quantity in aerator 20.In the present embodiment, between the aerator 20 of blower fan 10 and the 3rd connect pipeline on according to Secondary to be provided with check-valves, magnetic valve and ball valve, wherein ball valve controls the 3rd aeration dress as adjustable 3rd regulating valve 24 of aperture Put 20 aeration size, manually adjustable its aperture.Certainly, the adjustable valve of aperture can also be automatically controlled.In addition, on Stating the adjustable valve of aperture can also use pneumatic knife valve, magnetic valve, Hand-operated butterfly valve.
Thus, in above-mentioned flocculant dosing tank 6, the mixing effect of flocculant is effectively raised by aerator, In actually used, the size of aeration rate can adjust the big of aeration rate according to the actual content of flocculant in flocculant dosing tank 6 The small effect so as to reach energy-conservation.And above-mentioned flocculant dosing tank 6 have simple structure, with low cost, mixing effect good with And the advantage that pipeline is not easily blocked.
Further, in the present embodiment, the outlet of the liquid outlet of one-level separation equipment 5 and flocculant dosing tank 6 passes through Same pipe-line mixer 11 is connected with the entrance of blending bin 7.In step s 4, by the sewage containing smaller dirt and flocculant elder generation It is pre-mixed by pipe-line mixer 11, being then fed into blending bin 7 carries out aeration agitation.
Specifically, pipe-line mixer 11 is connected with the entrance of blending bin 7 for guiding the sewage containing smaller dirt to enter Blending bin 7, the outlet of flocculant dosing tank 6 is connected by above-mentioned pipe-line mixer 11 with the entrance of blending bin 7.Above-mentioned pipeline is mixed Clutch 11 is used to be pre-mixed the flocculant in flocculant dosing tank 6 and the sewage containing smaller dirt, so that wadding Solidifying reaction more fully, reduces mixing time, cost-effective, improves efficiency.Above-mentioned pipe-line mixer 11 have rapidly and efficiently mix The features such as conjunction, simple structure, saving energy consumption, compact, in the case of outer power is not required to, the sewage containing smaller dirt passes through Pipe-line mixer 11 produces shunting, three effects of cross-mixing and reverse eddy flow, the flocculant of addition is spread rapidly, equably To in the entirely sewage containing smaller dirt, the purpose of moment mixing is reached, mixing efficiency is up to 90~95%, can save flocculation Agent consumption about 20~30%, to improving wastewater treatment efficiency, energy saving is significant.
Preferably, above-mentioned pipe-line mixer 11 uses static mixer, and the mixed process of static mixer is by a series of The mixed cell of the different size in hollow pipe is carried out.Due to the effect of mixed cell, when making fecal pollution and flocculant And it is left-handed, when and dextrorotation, constantly change flowing hybrid directional, not only push center fecal pollution and flocculant to periphery, and by week Side fecal pollution and flocculant push center to, so as to cause good radial direction mixed effect.At the same time, this perfect radial circular flow Immixture, makes fecal pollution and flocculant obtain well mixed purpose.Static mixer is a kind of efficient mixing without motion Equipment, by the mixed cell internals being fixed in pipe, makes two strands or multiply fecal pollution and flocculant generation cutting, shearing, rotation With re-mix, reach fine dispersion and well-mixed purpose between fecal pollution and flocculant.The characteristics of above-mentioned static mixer For：
1st, continuous processing, mixed process is not interrupted；
2nd, shearing force is minimum does not destroy mixture, such as：Flocculate；
3rd, mixing distance and installing space it is very small, and static mixer inherently pipeline a part, can be seen Make special pipeline, it is to avoid the defect such as traditional tank diameter；
4th, without moving component, in the absence of abrasion, almost without maintenance cost；
5th, mass-transfer efficiency is very high, and pressure drop and energy ezpenditure are very low；
6th, will not be blocked, mounting means and material can be any shape, any size and any material.
Further, in the present embodiment, the second aerator 8 in blending bin 7 is aeration tube, and the internal diameter r of aeration tube is 20mm, aeration tube is provided with two symmetrical with its longitudinal center plane and lists stomata 21, and the longitudinal center plane set on aeration tube leads to Cross the shaft centre line of aeration tube.All ventholes 21 in each column venthole 21 are arranged along the direction parallel to longitudinal center plane, Spacing in each column venthole 21 per two neighboring venthole 21 is located in the range of 20-50mm, per two neighboring venthole 21 Spacing refer to the distance between shaft centre line of venthole 21 two-by-two, without refer to two-by-two between the hole wall of venthole 21 most Small distance.Each venthole 21 is 45 ° (θ as illustrated) with the angle of longitudinal center plane, i.e., in the axial direction of venthole 21 Space angle between heart line and the longitudinal center plane is 45 °.The aperture of venthole 21 is located in the range of 2-4.5mm.It is preferred that Ground, the spacing in each column venthole 21 per two neighboring venthole 21 is 50mm, and the aperture of venthole 21 is 4.2mm.
The bottom of blending bin 7, and the court of venthole 21 thereon are lain in a horizontal plane in as the aeration tube of the second aerator 8 To the top of blending bin 7.Above-mentioned installation site is conducive to accelerating the flocculation reaction speed of fecal pollution and flocculant, so as to accelerate flocculation The formation of thing.
In the present embodiment, on the one hand, the internal diameter r of above-mentioned aeration tube and the structure and structural parameters of venthole 21 are conducive to increasing Plus the instantaneous force of aeration tube, on the other hand, aeration tube is horizontally placed on the bottom of blending bin 7, and ensure venthole 21 Be 45 degree with the angle of longitudinal center plane, so that the gas that the moment of venthole 21 of aeration tube exposes from blending bin 7 most Fecal pollution, flocculant and flocculate are from bottom to top acted on below, it is to avoid do not stirred thoroughly in nethermost fecal pollution Mix, cause fecal pollution not reacted fully with flocculant, cause wastewater treatment efficiency to decline.Thus, flocculating effect is more preferable.
Further, in the present embodiment, as the aeration tube of the second aerator 8 for pvc is managed.Using the aeration of pvc Pipe can prevent venthole 21 from blocking venthole 21 because getting rusty in use, so as to influence mixing effect and the exposure of aeration tube The service life of tracheae.Above-mentioned aeration tube can be partly arranged in blending bin 7, it is also possible to be all arranged at blending bin 7, but protected Card, venthole 21 all leaks in blending bin 7 cruelly.
Further, the second regulating valve 23 is located on the connecting pipeline of the second aerator 8 and blower fan 10, for controlling to enter Aeration air quantity in second aerator 8.In the present embodiment, it is sequentially provided with only on the pipeline that blower fan 10 is connected with aerator Return valve, magnetic valve and ball valve, wherein, ball valve as adjustable second regulating valve 23 of aperture, manually adjustable its aperture, certainly, The adjustable valve of aperture can also be automatically controlled.Preferably, the first regulating valve 22, the second regulating valve 23 and the 3rd regulating valve 24 Aperture causes that by the air quantity ratio of the air-flow of three be 1：2：1.It is further preferred that in step s 2, aeration in a vacuum chamber Air quantity is 0.5m3/ min, aeration pressure is 49kPa；In step s 4, the aeration air quantity in blending bin 7 is 1m3/ min, aeration Pressure is 49kPa；Aeration air quantity in flocculant dosing tank 6 is 0.5m3/ min, aeration pressure is 49kPa.
Further, the second-order separation equipment 9 is Stacked sludge dewatering machine.Specifically, Stacked sludge dewatering machine is used The form of folded spiral shell extruding, on the one hand, separation of solid and liquid is carried out to the various excrement through flocculant process, sedimentation problem can be both solved, Enhancing disposal ability, the construction area of biochemistry pool can be greatly reduced again, at the same treatment after sewage to municipal pipeline without blocking, reach To the discharge standard of cesspool sewage three-level, construction investment and the land use area of environmental protection treatment are saved to greatest extent.Separately On the one hand, for various excrement in itself, extrusion process is obtained the intimate odorless of solid matter, sticky small, rubbish are automatically separated, side Just process.And sludge isolation technics more typical at present generally uses horizontal helical type centrifugal separator, plate and frame type filter-press, belt pressure Filter etc., compared to spiral shell formula mud is relatively folded, horizontal screw centrifuge mechanical requirements are high, energy consumption and cost of investment is larger and rotating speed Up to more than 5000 revs/min；Plate and frame type filter-press disposal ability is small, cumbersome and filter cloth cracky, obstruction, it is general only Suitable for small-scale sewage station；There is the deficiencies such as floor space is big, high energy consumption, washing water quantity are more again in belt filter press.And folded spiral shell formula Sludge dewatering equipment, not only successfully overcomes the deficiency of the various machine of the above, with more small volume, lightweight, the small, noise of vibration Less, it is pollution-free, can continuously using, garrisoned without personnel many advantages, such as.
Use above-mentioned fecal pollution processing system carry out the process of fecal pollution treatment for：
Fecal pollution enters after vacuum chamber, through aeration agitation, smashes into one-level separation equipment 5, fecal pollution one-level separation equipment 5 With rotary sieve cylinder together rotating filter, wherein, larger dirt is automatically drained out from inside the roller 12 of rotary sieve cylinder, contains The sewage of smaller dirt then enters rotation and filters from the inside of the roller 12 of rotary sieve cylinder by the sieve aperture of roller 12 and filter screen 13 The outside of the filter screen 13 of net cylinder, the sewage containing smaller dirt outside the filter screen 13 of rotary sieve cylinder is collected (can be adopted With collection vessels such as collecting tanks) blending bin 7 is flowed into afterwards, blending bin 7 is also received from the flocculant in flocculant dosing tank 6, on State flocculant and the sewage containing smaller dirt in blending bin 7 by flocculation formed flocculate, the flocculate of formation and Sewage flows into the second-order separation equipment 9 from the outlet of blending bin 7, and the second-order separation equipment 9 is received and contains flocculation from blending bin 74 The sewage of thing is simultaneously separated into sewage and desiccation solid dirt.
Further, the fecal pollution processing system of the present embodiment can be incorporated on a fecal pollution car, and the fecal pollution car adds four Pneumatic jack, for aiding in vehicle body stabilization.The compartment of the fecal pollution car mainly includes casing and lower shirt rim, box shape size (* * wide long are high) is 4200*2060*2200mm, and casing overall design employs the structure of skeleton covering, by box frame, base plate and Interior exterior skin composition, wherein, added with insulating between interior exterior skin, it is ensured that mobile car of removing contamination adapts to different weather rings Border.Box frame is welded using rectangular tube.Beam is molded underframe using steel plate bending in length and breadth, and group is welded into netted underframe, and reserves Equipment mounting rail and reinforcing plate, postwelding carry out derusting anti-corrosive treatment, brushing anti-corrosive primer and finish paint after phosphatization.Backplate surface is laid Thickness is the stainless-steel sheet of 4mm, is easy to equipment clean and maintenance, specious.It is the stainless steel steel of 1mm that exterior skin uses thickness Plate.It is the aluminium checkered plate of 1.5mm that inside panel uses thickness, internal filled polystyrene foam.It is stainless that casing both sides are respectively provided with 4 fans Steel casement door, rear portion is provided with one tilt-up door.Roof is provided with 3 sets of skylights, for maintenance and overhaul of the equipments.Both sides can also install additional LED screen.
Additionally, the combination property of the fecal pollution processing system to improve the present embodiment, this fecal pollution processing system is powered can be used Municipal electricity consumption is powered and two kinds of power supply modes of self power generation, with three-phase electricity as major impetus, while being equipped with generating set to solve not having There is the situation of three-phase electricity.Two kinds of power supply modes can realize interlocking, possess the function of phase sequence and overload protection.The present embodiment is dirty The generator that excrement processing system is provided for oneself uses mute diesel unit generation, 22 kilowatts of power at most to generate electricity 22 degree per hour.Hair Motor is higher than the power of required generating when unlatching, after startup, typically can be more smaller than required power.1 liter of diesel oil 4 degree of electricity are generated, fuel consumption electricity as needed is calculated.The generator that the present embodiment fecal pollution processing system is provided for oneself has sealing Good, excellent performance, compact conformation, small volume, lightweight, reliability are high etc. a little, especially with water-proof function, substantially increase The adaptability of vehicle traveling and operating environment.
Furthermore it is preferred that be the setting for saving power part, the liquid outlet of rotary sieve cylinder one-level separation equipment 5 and The outlet of flocculant dosing tank 6 is above the entrance of pipe-line mixer 11, outlet the entering higher than blending bin 7 of pipe-line mixer 11 Mouthful, the entrance of the outlet higher than the second-order separation equipment 9 of blending bin 7 enables fluid to be transmitted by self gravitation.
To sum up, environmental protection industry (epi) slower development can restrict the development of urban civilization, the fecal pollution processing system of the present embodiment and dirt Excrement processing method is used for environmental protection industry (epi), meets environmental protection industry (epi) to improving environmental protection equipment efficiency, improves the serious present situation of secondary pollution, Meet the requirement of garbage harmless, minimizing, recycling treatment.Above-mentioned fecal pollution processing system is collection separation of solid and liquid, liquid medicine stirring Etc. the system that multiple equipment is integrated, perfection incorporates the multiple functions such as various excrement, sludge, sewage disposal, the dirt isolated Water reusable edible, and the content of BOD, COB in sewage can be to a certain extent reduced, and can continuously work, have There are low use cost, high efficiency, efficiency high, environmental protection, energy-conservation, the more low advantage of cost.
Larger dirt and desiccation solid dirt after the fecal pollution processing system and fecal pollution disposal methods of the present embodiment can The organic fertilizer for being used directly as organic fertilizer or being directly or indirectly made using above-mentioned raw materials as the raw material of organic fertilizer, sale, Extra economic benefit can be obtained.Above-mentioned organic fertilizer can be used for many fields, for example, can be used for fruit tree, forest fertilization；Can Be botanical garden, flower nursery excellent " tonic "；It can be the fabulous nutrient for incubating bamboo shoot；It can be the feed of chicken and duck fish.
The sewage obtained after the fecal pollution processing system and fecal pollution disposal methods of the present embodiment can be produced by Anaerobic Treatment Raw biogas, used as fuel or power generation energy resource, and the sewage produces biogas not easily cause methane-generating pit because being substantially free of solid residue Blocking, so as to increased the service life of methane-generating pit.On the other hand, the fecal pollution processing system of the present embodiment and fecal pollution treatment side The sewage obtained after method treatment needn't ferment and can be used directly as organic fertilizer, and above-mentioned fertilizer has good penetrability, and crop is easy The advantage of absorption, by the packing formula conveying of above-mentioned fertilizer, has prevented the use of harmful chemical fertilizer and agricultural chemicals, forms benign ecological circulation, Above-mentioned fertilizer can also be used for the nutrient of greenhouse gardening.
The fecal pollution processing system and fecal pollution processing method of the present embodiment have practicality：Each equipment of the fecal pollution processing system Separation of solid and liquid speed is fast, it is separated after desiccation solid dirt water content between 60%-80%, amount of slag and water content can lead to Overregulate the parameter of each equipment to adjust, the feed (such as grass and concentrated feed) of applicable different components is readily transported, its solid particless thing It is well suited as raw material of fish meal and organic fertilizer etc..
The fecal pollution processing system and fecal pollution processing method of the present embodiment have durability：The roller 12 of rotary sieve cylinder and filter Net 13 and fuselage are all made of stainless steel, more robust with respect to other same machines.
The fecal pollution processing system and fecal pollution processing method of the present embodiment are economical：At the fecal pollution processing system and fecal pollution Each equipment operation of reason method is easy, it is only necessary to configuration municipal administration 380V three-phase electricities or diesel-driven generator.
The fecal pollution processing system and fecal pollution processing method of the present embodiment have advance：At the fecal pollution processing system and fecal pollution The fully integrated various night soil-treatments of reason method, with dirt-removing power it is strong, without blocking, that easy to clean, low cost income is high etc. is many Aspect advantage.
Above content is only presently preferred embodiments of the present invention, for one of ordinary skill in the art, according to of the invention Thought, will change in specific embodiments and applications, and this specification content should not be construed as to the present invention Limitation.Above content is only presently preferred embodiments of the present invention, for one of ordinary skill in the art, according to think of of the invention Think, will change in specific embodiments and applications, this specification content should not be construed as to of the invention Limitation.

Claims (10)

1. a kind of fecal pollution processing method, it is characterised in that comprise the following steps：
S1, fecal pollution is sucked by vacuum to vacuum chamber；
S2, to being aerated to stir and smash the fecal pollution in the vacuum chamber in the vacuum chamber；
S3, to smashing after fecal pollution carry out one-level separation of solid and liquid, isolate larger dirt and the sewage containing smaller dirt；
S4, flocculant and aeration agitation is carried out to being added in the sewage containing smaller dirt, form the sewage with flocculate；
S5, two grades of separation of solid and liquid are carried out to the sewage with flocculate, isolate sewage and desiccation solid dirt.
2. fecal pollution processing method according to claim 1, it is characterised in that
The flocculant is stored in flocculant dosing tank, to being aerated to stir the flocculant in the flocculant dosing tank.
3. fecal pollution processing method according to claim 2, it is characterised in that
In step s 2, aeration air quantity is 0.5m3/ min, aeration pressure is 49kPa；
In step s 4, aeration air quantity is 1m3/ min, aeration pressure is 49kPa；
In the flocculant dosing tank, aeration air quantity is 0.5m3/ min, aeration pressure is 49kPa.
4. fecal pollution processing method according to claim 1, it is characterised in that
In step s 2, in the vacuum chamber be aerated while make vacuum chamber be in blowdown state；
In step s3, the one-level separation of solid and liquid is carried out using one-level separation equipment, the vacuum chamber is separated with the one-level Equipment uses seal for pipe joints to connect to transmit the fecal pollution after smashing with air pressure.
5. fecal pollution processing method according to claim 4, it is characterised in that
The one-level separation equipment is rotary sieve cylinder, and the rotary sieve cylinder includes roller and is covered in its periphery Filter screen, carries sieve aperture on the barrel of the roller, and barrel inner side is provided with when the roller rotates and forms spiral row Go out the multiple arcs blade of passage, the multiple cambered blade is arranged along a helical trajectory uniform intervals；
The second-order separation equipment is Stacked sludge dewatering machine.
6. fecal pollution processing method according to claim 5, it is characterised in that
4 rolling supports seat in rectangular layout is provided with, the rolling support seat includes base and is rotatably supported at institute The roll shaft on base is stated, the roll shaft is provided with the first detent mechanism, and the two ends of the rotary sieve cylinder are provided with neck bush, described Rotary sieve cylinder is rotatably supported on the roll shaft of the rolling support seat by two neck bush, on the neck bush The second detent mechanism is provided with, first detent mechanism and second detent mechanism coordinate to constitute and rotary sieve cylinder is existed It is spacing on its axial direction.
7. fecal pollution processing method according to claim 5, it is characterised in that
The arrival end of rotary sieve cylinder is provided with air jet system, and the injection direction of the air jet system is towards the rotary sieve It is in angle inside cylinder and with the axis of rotary sieve cylinder.
8. fecal pollution processing method according to claim 1, it is characterised in that
In step s 4, sewage and flocculant containing smaller dirt are first passed through into pipe-line mixer premixing, is then fed into mixing Mould assembling carries out aeration agitation.
9. the fecal pollution processing method according to Claims 2 or 3, it is characterised in that
In step s 4, sewage and flocculant containing smaller dirt carry out aeration agitation in blending bin；
Aeration tube is respectively provided with the vacuum chamber, the blending bin and the flocculant dosing tank to be aerated, the exposure The internal diameter of tracheae is 20mm, and the aeration tube is provided with two symmetrical relative to its longitudinal center plane and lists stomata, described in each column All ventholes in venthole are arranged along the direction parallel to the longitudinal center plane, per adjacent two in venthole described in each column The spacing of individual venthole is located in the range of 20-50mm, and each described venthole is 45 ° with the angle of the longitudinal center plane, The aperture of the venthole is located in the range of 2-4.5mm；
Aeration tube in the vacuum chamber lies in a horizontal plane in the bottom of the vacuum chamber, and venthole thereon is towards described The top of vacuum chamber；
Aeration tube in the blending bin lies in a horizontal plane in the bottom of the blending bin, and venthole thereon is towards described The top of blending bin；
Aeration tube in the flocculant dosing tank lies in a horizontal plane in the bottom of the flocculant dosing tank, and going out thereon Stomata is towards the top of the flocculant dosing tank.
10. fecal pollution processing method according to claim 3, it is characterised in that
In step sl, two vacuum chambers are set, alternately fecal pollution is sucked by vacuum into two vacuum chambers；
In step s 2, it is aerated in the vacuum chamber of blowdown state and starts to be aerated the moment and enter the moment phase of blowdown state Together；
In step s3, the one-level separation equipment alternately carries out separation of solid and liquid to the fecal pollution after being smashed in two vacuum chambers.
CN201611219071.6A 2016-12-26 2016-12-26 A kind of fecal pollution processing method Pending CN106746404A (en)

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Application publication date: 20170531