CN208266026U - A kind of fecal pollution processing system - Google Patents

Abstract

The utility model relates to fecal pollution processing technology fields, more particularly, to a kind of fecal pollution processing system.Fecal pollution processing system includes vacuum tank, air-extractor, level-one separation equipment, mixing chamber, flocculant dosing room, the second-order separation equipment, the first aerator and blower.Air-extractor is connect with vacuum tank, and level-one separation equipment is connected to vacuum tank, and level-one separation equipment and flocculant dosing room are connected to mixing chamber, and the second-order separation equipment is connected to mixing chamber.First aerator is arranged in the center of mixing chamber and is connected to blower.First aerator is aeration tube group, and aeration tube group includes three aeration tubes, and three aeration tubes are in I-shaped connection, and every aeration tube includes circular tube shaped frame and the film layer that is coated on the outside of circular tube shaped frame, and film layer has aerating pore.The fecal pollution processing system is aerated using aerating pore, will not be blocked by fecal pollution, can guarantee long-acting aeration effect, is reduced maintenance and replacement frequency, is reduced cost, and improve disposed of in its entirety effect.

Description

A kind of fecal pollution processing system

Technical field

The utility model relates to fecal pollution processing technology fields, more particularly, to a kind of fecal pollution processing system.

Background technique

Environmental pollution is on the rise in modern society, and environmental improvement and protection have become very urgent social responsibility, and The fecal pollution rubbish substantial amounts manufactured daily, cannot such as accomplish timely and effectively to handle, and can seriously endanger environment, and it is dirty to aggravate environment Dye.

In fecal pollution process field, the effect for traditionally installing aerator is to increase oxygen content, without stirring and is beaten The effect of broken fecal pollution smashes equipment, such as helical-blade for stirring the device of fecal pollution in actual use for mechanical structure Piece, this mechanical structure smash and/or mixing plant structure is more complicated.Later, as an improvement, using aeration tube with holes The lower to upper part aeration of device is set, though simplified in structure and mixing effect has promotion, when in use still The effect of stirring need to be promoted, further to be conducive to finally improve fecal pollution treatment effect.Current boring aeration is due to aperture The larger waste that will lead to enters aeration tube under shutdown status, and forms blocking, and then influence subsequent treatment effect.

Utility model content

(1) technical problems to be solved

The purpose of this utility model is to provide a kind of better fecal pollution processing systems for the treatment of effect.

(2) technical solution

In order to achieve the above object, the main technical schemes of the utility model use include:

The utility model provides a kind of fecal pollution processing system, comprising: vacuum tank, air-extractor, level-one separation equipment, mixing Room, flocculant dosing room, the second-order separation equipment, the first aerator and blower；Air-extractor is connect with vacuum tank, level-one separation The entrance of equipment and the outlet of vacuum tank, the liquid outlet of level-one separation equipment are connected to the entrance of mixing chamber, flocculant The outlet of dosing room is connected to the entrance of mixing chamber, the entrance of the second-order separation equipment and the outlet of mixing chamber；First aeration The center of mixing chamber is arranged in equipment, and blower is connected to the first aerator, wherein the first aerator is aeration tube group, is exposed Tracheae group includes three aeration tubes, and three aeration tubes are in I-shaped connection, and every aeration tube includes circular tube shaped frame and is coated on Film layer on the outside of circular tube shaped frame, film layer have aerating pore.

According to the utility model, the diameter of aerating pore is in the range of 0.4-1mm.

According to the utility model, three aeration tubes include intermediate aeration tube and two lateral aeration tubes, lateral aeration tube packet Two aeration branch pipes and first three-way connection are included, coaxial two with the first three-way connection hold two aeration branch pipes respectively Mouth connection, the another port of the first three-way connection are connect with the end of intermediate aeration tube, and intermediate aeration tube has air inlet, air inlet Mouth is connected to blower.

According to the utility model, intermediate aeration tube includes two aeration pipeline sections and second three-way connection, two aerations Coaxial two port of the pipeline section respectively with the second three-way connection is connect, and the another port of the second three-way connection is as intermediate aeration The air inlet of pipe.

According to the utility model, three aeration tubes are horizontally disposed.

According to the utility model, level-one separation equipment includes shell and the rack in shell, grid, top sprocket wheel Group, bottom sprocket group, two work chains, driving mechanism and multiple groups rake teeth；Shell is equipped with entrance, liquid outlet and is connected to Fluid channel between the two, grid are fixed on the rack and are located in fluid channel；Top chain wheel set is higher than bottom sprocket group, Top chain wheel set includes two top sprocket wheels being rotatably supported in rack and the overhead pulley for connecting two top sprocket wheels Axis, bottom sprocket group include two bottom sprockets being rotatably supported in rack and the bottom for connecting two bottom sprockets Wheel shaft, two work chains are respectively sleeved on two pairs of corresponding top sprocket wheels and bottom sprocket, driving mechanism and top chain Wheel group or bottom sprocket group are drivingly connected, to drive top sprocket wheel, bottom sprocket and work chain rotation；Multiple groups rake teeth is along work Chain arranged for interval, every group of rake teeth include crossbeam and multiple rake teeths for being fixed on crossbeam, and the both ends of crossbeam are individually fixed in two On a work chain；Wherein, every group of rake teeth is with when rotating through grid of chain of work, and multiple rake teeths therein are and in grid Multiple gaps be engaged correspondingly.

According to the utility model, rake teeth is triangular plate, and triangular plate has the first side perpendicular to crossbeam, triangular plate The angle of side, second side and third side, first side and second side is first jiao, the folder of second side and third side Angle is second jiao, and the angle of third side and first side is the third angle, and the length of third side is greater than the length of first side, The length of first side is equal to or more than the length of second side, and rake teeth is connect first jiao of position with crossbeam；Grid is opposite It is obliquely installed in horizontal plane, inclination angle is 20-30 °；The width in the gap in grid is 1.2-1.8cm.

According to the utility model, the second-order separation equipment is Stacked sludge dewatering machine, and Stacked sludge dewatering machine included Filter device, sewage collecting tank, into mud box and spoil disposal case, filter device includes cylindrical housing, the shaft with helical blade, more A fixed ring and multiple sports rings, shaft is coaxial with cylindrical housing and is rotatably supported in cylindrical housing, Duo Gegu Determine ring and multiple sports rings are alternately superimposed on along the axial direction of shaft, fixed ring is fixed on cylindrical housing, and sports ring is relative to solid Determine that ring is movable, shaft passes through the centre bore of fixed ring and sports ring；Sewage collecting tank is located at the lower part of cylindrical housing, and sewage is received Collect slot and is equipped with outfall；The entrance of outlet and cylindrical housing into mud box is connected to；The entrance and cylindrical shape of spoil disposal case The outlet of shell；Shaft includes coaxially connected straight bar section and cone rod segment, straight bar section relative to cone rod segment close into mud box, Cone rod segment is from one end of straight bar section along separate into the outside flaring in the direction of mud box, the ratio of the length of the length and cone rod segment of straight bar section Value is located in the range of 4-5, and the ratio for boring the maximum gauge of rod segment and the diameter of straight bar section is located in the range of 4-5.

According to the utility model, the ratio of the length of the length and cone rod segment of straight bar section is 32:7, and the maximum for boring rod segment is straight The ratio of the diameter of diameter and straight bar section is 60:13.

(3) beneficial effect

The beneficial effects of the utility model are:

The fecal pollution processing system of the utility model is aerated using aerating pore, will not be blocked, can be guaranteed long-acting by fecal pollution Aeration effect, reduce maintenance and replacement frequency, reduce cost, and improve disposed of in its entirety effect.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram for fecal pollution processing system that following specific embodiment provides；

Fig. 2 is the schematic front view of the level-one separation equipment of the fecal pollution processing system in Fig. 1；

Fig. 3 is the schematic side view of the level-one separation equipment of the fecal pollution processing system in Fig. 1；

Fig. 4 is the structural schematic diagram of the rake teeth in the level-one separation equipment of the fecal pollution processing system in Fig. 1；

Fig. 5 is the schematic top plan view of the first aerator of the fecal pollution processing system in Fig. 1；

Fig. 6 is that aeration branch pipe/aeration pipeline section stereochemical structure of the first aerator of the fecal pollution processing system in Fig. 1 is shown It is intended to；

Fig. 7 is the schematic cross-section of the second aerator of the fecal pollution processing system in Fig. 1；

Fig. 8 is the structural schematic diagram of the second-order separation equipment of the fecal pollution processing system in Fig. 1；

Fig. 9 is the structural schematic diagram of the shaft in the second-order separation equipment of the fecal pollution processing system in Fig. 1.

[description of symbols]

In figure:

1: air-extractor；11: diesel engine；12: water-ring vacuum pump；

2: vacuum tank；

3: level-one separation equipment；31: rack；32: top sprocket wheel；33: work chain；34: crossbeam；35: rake teeth；36: Gap；37: grid；38: bottom sprocket；39: motor；310: lower part drive sprocket；311: driving chain；312: upper transmission chain Wheel；313: solid collecting box；314: fluid channel；315: shell；316: first side；317: the first jiaos；318: second side； 319: the second jiaos；320: third side；321: the third angle；

4: mixing chamber；

5: the second-order separation equipment；51: spoil disposal case；52: shaft；53: helical blade；54: cylindrical housing；55: sports ring； 56: fixed ring；57: into mud box；58: sewage collecting tank；59: cone rod segment；510: straight bar section；L1: the length of straight bar section；L2: cone The length of rod segment；D1: the diameter of straight bar section；D2: the maximum gauge of rod segment is bored；

6: the first aerators；61: lateral aeration tube；62: aeration branch pipe；63: the first three-way connections；64: centre aeration Pipe；65: aeration pipeline section；66: the second three-way connections；67: annulus dististyle；68: support rod；；69: round dististyle；

7: the second aerators；71: solarization air cap；R: the internal diameter of aeration tube；

8: flocculant dosing room；

9: blower.

Specific embodiment

It is with reference to the accompanying drawing, right by specific embodiment in order to understand in order to preferably explain the utility model The utility model is described in detail.

Referring to Fig.1, in the present embodiment, fecal pollution processing system is set including a vacuum tank 2, air-extractor 1, level-one separation Standby 3, flocculant dosing room 8, mixing chamber 4, the second-order separation equipment 5, the first aerator 6, the second aerator 7 and blower 9.It takes out Gas equipment 1 includes diesel engine 11 and water-ring vacuum pump 12.

Wherein, diesel engine 11 is connect with water-ring vacuum pump 12, provides power for water-ring vacuum pump 12；Liquid-ring type Vacuum pump 12 is connect with vacuum tank 2, can form negative pressure in vacuum tank 2 fecal pollution to be pumped in vacuum tank 2；Level-one separation The outlet of the entrance of equipment 3 and vacuum tank 2 can receive fecal pollution and isolate larger dirt and containing smaller dirt Sewage；Flocculant dosing room 8 is any wadding known to fecal pollution process field technical staff for storing flocculant, above-mentioned flocculant Solidifying agent；The outlet of the entrance of mixing chamber 4 and the liquid outlet of level-one separation equipment 3 and flocculant dosing room 8, can connect It receives sewage (being discharged from liquid outlet) and flocculant containing smaller dirt and forms flocculate wherein for the two；First aeration Equipment 6 is arranged in mixing chamber 4 to be stirred, that is, stirs flocculant, the sewage containing smaller dirt and flocculation therein Object makes it ultimately form the sewage with flocculate (it is of course possible to can wherein contain extra flocculant or can contain a small amount of The smaller dirt of not formed flocculate)；Blower 9 is connected to provide gas for the first aerator 6 with the first aerator 6；Two Grade separation equipment 5 entrance and mixing chamber 4 outlet with can receive the sewage with flocculate and isolate sewage and Desiccation solid dirt.

To sum up, fecal pollution is sucked by vacuum into vacuum tank 2, and fecal pollution enters level-one separation equipment 3 and isolates larger dirt and contain There is the sewage of smaller dirt, the sewage containing smaller dirt is formed with flocculant through aeration stirring, flocculation reaction in mixing chamber 4 Sewage containing flocculate, the sewage containing flocculate form sewage and desiccation solid dirt by the separation of the second-order separation equipment 5.

As a result, first, the water-ring vacuum pump 12 connecting with vacuum tank 2 enables to the inside of vacuum tank 2 to form negative pressure, To which fecal pollution to be pumped in vacuum tank 2, automatic suction excrement function is realized, also, drive liquid-ring type true using diesel engine 11 Sky pump 12, torsion is big, can quickly vacuumize vacuum tank 2 and provide enough vacuum degrees to aspirate fecal pollution, and suction dirt is high-efficient, And alternately without two vacuum tanks 2, automatic control difficulty is greatly reduced, and failure rate also decreases；Second, in mixing chamber 4 The first aerator 6 being arranged is stirred fecal pollution and flocculant using the gas exposed, and mixing effect is splendid, without mixed It closes in room 4 and adds other agitating device, simplify in mixing chamber 4 for stirring the overall structure of fecal pollution and flocculant, reduce Cost；Third is stirred using aeration mode, and there is no fecal pollutions to be bonded in the situation on agitating device (such as agitating paddle), in turn Without shutting down cleanup step, manpower is saved, reduces cost, work efficiency is high；4th, on the whole, first level-one is isolated larger Then solid is added flocculant and breaks up smaller dirt and water so that smaller dirt is more easier to be isolated by later separation equipment, So that whole separation effect is more preferable, it is more efficient.To sum up, there is the fecal pollution processing system of the present embodiment structure to inhale simply, automatically The advantages of excrement, fecal pollution effect is good for stirring, good mixing effect, overall structure are simple, at low cost, high-efficient, high treating effect, is inhaled in dirt.

Specifically, in the present embodiment, water-ring vacuum pump 12 is SK-6 water-ring vacuum pump, diesel engine 11 and water Ring vacuum pumps 12 are connected by way of axis direct connection.The fecal pollution processing system structure of the present embodiment is simple as a result, transmission efficiency It is high, it is not easy to generate failure and be easy to automatically control.

Specifically, in the present embodiment, water-ring vacuum pump 12 is connected to by connecting tube with vacuum tank 2, in connecting tube Equipped with valve；The entrance of vacuum tank 2 is connected with suction tube, and valve is equipped on suction tube；The outlet of vacuum tank 2 is connected with discharge Pipe is equipped with valve on discharge pipe.The on-off of each pipeline is controlled by the valve on control connecting tube, suction tube and discharge pipe, And then control 2 soil pick-up of vacuum tank (connecting tube and suction tube conducting, discharge pipe disconnect) and vacuum tank 2 blowdown (connecting tube and suction Pipe disconnects, discharge pipe is connected), it is dirty to replace suction for a vacuum tank 2 as a result,.

Further, referring to Figure 2 to Figure 4, in the present embodiment, level-one separation equipment 3 including shell 315 and is located at shell Rack 31, grid 37, top chain wheel set, bottom sprocket group, two work chains 33, driving mechanism and multiple groups rake teeth in 315. Shell 315 is equipped with entrance, liquid outlet and is fixed in rack 31 with fluid channel 314 between, grid 37 is connected to And be located in fluid channel 314, fecal pollution enters fluid channel 314 from entrance, by the separation of grid 37, with smaller dirt Sewage continues to move to liquid outlet along fluid channel 314 after passing through grid 37, and level-one separation equipment 3 is discharged.

Wherein, top chain wheel set is higher than bottom sprocket group, and top chain wheel set includes being rotatably supported in rack 31 Two top sprocket wheels 32 and the top wheel shaft for connecting two top sprocket wheels 32, bottom sprocket group include being rotatably supported in machine The bottom wheel shaft of two bottom sprockets 38 of two bottom sprockets 38 and connection on frame 31, two work chains 33 are arranged respectively On two pairs of corresponding top sprocket wheels 32 and bottom sprocket 38, i.e. a work chain 33 is set in 32 He of top sprocket wheel On one bottom sprocket 38, another work chain 33 is set on another top sprocket wheel 32 and another bottom sprocket 38, Two work chains 33 being arranged are parallel.

Wherein, driving mechanism and top chain wheel set or bottom sprocket group are drivingly connected, to drive top sprocket wheel 32, bottom end chain Wheel 38 and work chain 33 rotate.In the present embodiment, driving mechanism and top chain wheel set are drivingly connected, as a result, top sprocket wheel Top sprocket wheel 32 in group is used as driving wheel, and the bottom sprocket 38 in bottom sprocket group is used as driven wheel.

In the present embodiment, driving mechanism includes two drive sprockets (the top biography being rotatably supported on shell 315 Movable sprocket 312 and lower part drive sprocket 310), two transmissions of the driving chain 311 that is set on two drive sprockets and driving The motor 39 of a drive sprocket (being in the present embodiment lower part drive sprocket 310) rotation in sprocket wheel, two drive sprockets In another drive sprocket (being in the present embodiment upper transmission sprocket wheel 312) and top chain wheel set in top wheel shaft drive Connection, top wheel shaft drive two top sprocket wheels 32 to rotate.

Further, in the present embodiment, for multiple groups rake teeth along work 33 arranged for interval of chain, every group of rake teeth includes 34 He of crossbeam The multiple rake teeths 35 being fixed on crossbeam 34, multiple rake teeths 35 are equally spacedly arranged in parallel along crossbeam 34.The both ends of crossbeam 34 It is individually fixed on two work chains 33 and is moved with the rotation with work chain 33.Every group of rake teeth turns with work chain 33 When moving by grid 37, multiple rake teeths 35 therein are engaged with multiple gaps 36 in grid 37 correspondingly, by lattice The larger dirt adhered on grid 37 is taken away.

Using the above-mentioned level-one separation equipment 3 of the present embodiment, larger dirt rests on rake teeth 35 and grid 37 more, will not It flows away with sewage.And the larger dirt on grid 37 is purged by rake teeth 35, the gap 36 in grid 37 will not be blocked Plug, is able to maintain reliable long-acting separation, and failure rate is low.

In the present embodiment, rake teeth 35 is triangular plate, and triangular plate is arranged perpendicular to crossbeam 34.Specifically, triangle Plate has first side 316, second side 318 and a third side 320, and the angle of first side 316 and second side 318 is the One jiao 317, the angle of second side 318 and third side 320 is second jiao 319, third side 320 and first side 316 Angle is the third angle 321, and the length of third side 320 is greater than the length of first side 316, and the length of first side 316 is equal to Or the length greater than second side 318, rake teeth 35 are connect first jiao 317 of position with crossbeam 34.It is designed in this way, rake teeth 35 will Larger dirt on grid 37 is taken away more thorough, and then improves separating effect, guarantees reliable long-acting separation.

Preferably, first jiao 317 of angle value is 110 ° -130 °, and more preferably 120 °, the length of first side 316 is 1.5-2 times of 318 length of second side, more preferably 2 times.In this way, the cleaning effect of rake teeth 35 is more preferable.

In the present embodiment, grid 37 is located at the lower section of work chain 33.Grid 37 is inclined relative to horizontal setting, inclines Angle is 20-30 °, preferably 25 °.Correspondingly, the line of corresponding top sprocket wheel 32 and bottom sprocket 38 is parallel to grid 37.

The width in the gap 36 in grid 37 is 1.2-1.8cm, and preferably the width in the gap 36 in grid 37 is 1.5cm. Gap 36 is relatively large, rationally control the larger dirt filtered out by grid 37 and enter later separation equipment sewage in compared with The ratio of small dirt integrally considers that disposed of in its entirety effect is more preferable from fecal pollution processing system.

In addition, level-one separation equipment 3 further includes solid collecting box 313, solid collecting box 313 is located under the chain wheel set of top Side, rake teeth 35 are moved upwards along grid, larger dirt are brought to the eminence of level-one separation equipment 3, then larger dirt is in gravity Under the action of fall, solid collecting box 313 collects the larger dirt that falls down on rake teeth 35.

3 reliable operation of level-one separation equipment of the present embodiment as a result, Operation and Maintenance is simple, long service life, use cost It is low, it can be achieved that being automatically separated, without manually drawing clearly.

Referring to figure 5 and figure 6, in the present embodiment, mixing chamber 4 is arranged in the first aerator 6 in mixing chamber 4 Center, wherein the first aerator 6 is aeration tube group, and aeration tube group includes three aeration tubes, and three aeration tubes are in I-shaped company It connects, every aeration tube includes circular tube shaped frame and the film layer that is coated on the outside of circular tube shaped frame, and film layer has aerating pore, aeration The diameter of micropore is in the range of 0.4-1mm, preferably 0.8mm.Three aeration tubes are horizontally disposed.

Boring aeration in the prior art as a result, can will lead to fecal pollution since aperture is larger and enter exposure under shutdown status Tracheae, and blocking is formed, and then influence subsequent treatment effect.And the present embodiment uses this aerating pore, it will not be by fecal pollution Blocking can guarantee long-acting aeration effect, reduce maintenance and replacement frequency, reduce cost, and improve disposed of in its entirety effect.

Further, in the present embodiment, three aeration tubes include intermediate aeration tube 64 and two lateral aeration tubes 61, transverse direction Aeration tube 61 includes that two aeration branch pipes 62 and first three-way connection 63, two aeration branch pipes 62 are connected with the one or three respectively First 63 coaxial two ports connection, the another port of the first three-way connection 63 is connect with the end of intermediate aeration tube 64.In Between aeration tube 64 include two aeration pipeline sections 65 and second three-way connection 66, two aeration pipeline sections 65 respectively with the second threeway Coaxial two ports connection of connector 66, air inlet of the another port of the second three-way connection 66 as intermediate aeration tube 64, The air inlet is connect by pipeline with blower 9 and receives gas.

More specifically, as shown in fig. 6, in the present embodiment, aeration branch pipe 62 and aeration pipeline section 65 are by circular tube shaped frame It is constituted with film layer, circular tube shaped frame includes more of round 69, annulus dististyles 67 of dististyle and connection between Support rod 68, round dististyle 69 and annulus dististyle 67 are coaxially disposed, and the axis that more support rods 68 surround round dististyle 69 is uniform Arrangement, film layer wrap up more support rods 68, and the central through hole of annulus dististyle 67 is for the external component of supplying gas with such as three-way connection Connection.

In addition, referring to Fig. 7, in the present embodiment, the second aerator 7 is arranged in flocculant dosing room 8, blower 9 with The connection of second aerator 7 to the second aerator 7 to be aerated.Flocculant is stirred using the gas exposed, stirring effect Fruit is splendid, without adding other agitating device in flocculant dosing room 8, simplifies in flocculant dosing room 8 for stirring wadding The overall structure of solidifying agent, reduces costs；The first aerator 6 being arranged in flocculant dosing room 8 simultaneously can make flocculant Dosing room 8 has certain pressure, and the flow velocity of flocculant is allowed to increase, and reduces line clogging, is conducive to the row of flocculant dosing room 8 Out.

Specifically, the second aerator 7 is aeration tube, and the internal diameter r of aeration tube is 20mm, and aeration tube is equipped with and its longitudinal direction The symmetrical two column solarization air cap 71 of median plane, the shaft centre line that the longitudinal center plane being arranged on aeration tube passes through aeration tube.Each column exposes All solarization air caps 71 in stomata 71 are arranged along the direction for being parallel to longitudinal center plane, and each adjacent two exposes in each column solarization air cap 71 The spacing of stomata 71 be 50mm, the spacing of each adjacent two solarization air cap 71 refer between the shaft centre line of solarization air cap 71 two-by-two away from From the minimum range between hole wall without referring to two solarization air caps 71.The angle of each solarization air cap 71 and longitudinal center plane is 45 ° Space angle between (θ as illustrated in the diagram), the i.e. longitudinal center line of solarization air cap 71 and the longitudinal center plane is 45 °, aeration The aperture in hole 71 is 4.2mm.

Further, in the present embodiment, the aeration tube as the second aerator 7 lies in a horizontal plane in flocculant dosing room 8 lower part, and solarization air cap 71 thereon is towards the top of flocculant dosing room 8.Above-mentioned installation site is conducive to be sufficiently stirred Flocculant prevents the solidification of flocculant.

In the present embodiment, on the one hand, the internal diameter r of the above-mentioned aeration tube as the second aerator 7 and the knot of solarization air cap 71 On the other hand aeration tube is horizontally placed on flocculant and added by the instantaneous force that structure and structural parameters are conducive to increase aeration tube The lower part of coyote hole 8, and guarantee that the angle of solarization air cap 71 and longitudinal center plane is 45 degree, so that 71 wink of solarization air cap of aeration tube Between the gas that exposes from the bottom of flocculant dosing room 8 from bottom to top act on flocculant, avoid in nethermost flocculation Agent is not stirred thoroughly, and flocculant is caused to solidify, and is influenced the subsequent flocculation reaction of flocculant, is led to wastewater treatment efficiency Decline.The mixing effect of flocculant medicine machine is more preferable as a result,.

In above-mentioned flocculant dosing room 8, the mixing effect of flocculant is effectively raised by aerator, in reality In use, the size of aeration quantity can according in flocculant dosing room 8 flocculant actual content adjust aeration quantity size from And reach energy-efficient effect.And above-mentioned flocculant dosing room 8 is good with of simple structure and low cost, mixing effect and manages The advantages of road is not easy to plug.

Specifically, on the pipeline that the first aerator 6 is connected to blower 9 and the company of the second aerator 7 and blower 9 Siphunculus road is equipped with regulating valve, for controlling the aeration air quantity entered in the first aerator 6 and the second aerator 7.It is excellent Selection of land, regulating valve on pipeline between the first aerator 6 and blower 9 and be located at the second aerator 7 and blower 9 it Between pipeline on regulating valve aperture make the air-flow by the two air quantity ratio be 2:1.It is further preferred that in mixing chamber 4 In aeration air quantity be 1m³/ min, aeration pressure are 49kPa；Aeration air quantity in flocculant dosing room 8 is 0.5m³/ min, Aeration pressure is 49kPa.

Further, referring to Fig. 8 and Fig. 9, the second-order separation equipment 5 is Stacked sludge dewatering machine.In the present embodiment, spiral shell is folded Formula sludge dewatering equipment includes filter device, sewage collecting tank 58, into mud box 57 and spoil disposal case 51, and filter device includes cylinder-shaped outer Shell 54, the shaft 52 with helical blade 53, multiple fixed rings 56 and multiple sports rings 55, shaft 52 and cylindrical housing 54 are same Axis and be rotatably supported in cylindrical housing 54, multiple fixed rings 56 and multiple sports rings 55 along shaft 52 axial direction alternately Stacked, fixed ring 56 is fixed on cylindrical housing 54, and sports ring 55 is movable relative to fixed ring 56, and shaft 52 passes through fixed ring 56 and sports ring 55 centre bore.Sewage collecting tank 58 is located at the lower part of cylindrical housing 54, and sewage collecting tank 58 is equipped with dirt Water outlet.It is connected into the outlet of mud box 57 with the entrance of cylindrical housing 54.The entrance and cylindrical housing 54 of spoil disposal case 51 Outlet.Shaft 52 includes that coaxially connected straight bar section 510 and cone rod segment 59, straight bar section 510 are leaned on relative to cone rod segment 59 Closely into mud box 57, rod segment 59 is bored from one end of straight bar section 510 along far from into the outside flaring in the direction of mud box 57, straight bar section 510 The ratio of length L1 and the length L2 of cone rod segment 59 are located in the range of 4-5, bore the maximum dimension D 2 and straight bar section 510 of rod segment 59 The ratio of diameter D1 be located in the range of 4-5.

The present embodiment passes through straight bar section 510 and bores the lenth ratio of rod segment 59 and the setting of diameter ratio as a result, so that by The cavity of the cone corresponding dewatering period of rod segment 59 is sized for fecal pollution processing, both less causes the aqueous of desiccation solid dirt greatly Rate is excessively high and reduces the effect of whole fecal pollution processing, and less small and cause desiccation solid dirt blocking cavity and lead to failure rate Raising.

Specifically, in the present embodiment, the ratio of the length of the length of straight bar section 510 and cone rod segment 59 is 32:7, bores bar The ratio of the diameter of the maximum gauge and straight bar section 510 of section 59 is 60:13.

In the present embodiment, the lead angle of helical blade 53 is invariable.Lead angle is located in the range of 15 ° -25 °, excellent It is selected as 21 °.The constant pitch of helical blade 53 is constant.The screw pitch of helical blade 53 is located in the range of 10-20cm, preferably 16cm.As above, the structure of helical blade 53 is simple, easy to make.In addition, the angle position between the axis and horizontal plane of shaft 52 In the range of 20 ° -40 °, preferably 25 °.

The process of fecal pollution processing is carried out using above-mentioned fecal pollution processing system are as follows:

Fecal pollution enters after vacuum tank 2, and into level-one separation equipment 3, fecal pollution passes through the blocking of grid 37, contains smaller dirt The sewage of object flows into mixing chamber 4 by grid 37, and larger dirt is carried to eminence by rake teeth 35 and falls collection.Mixing chamber 4 also connects The flocculant in flocculant dosing room 8 is received, above-mentioned flocculant and the sewage containing smaller dirt pass through wadding in mixing chamber 4 Solidifying effect forms flocculate, and the flocculate and sewage of formation flow into the second-order separation equipment 5, the second-order separation from the outlet of mixing chamber 4 Equipment 5 receives the sewage containing flocculate from mixing chamber 4 and is separated into sewage and desiccation solid dirt.

To sum up, environmental protection industry (epi) develops slowly the development that can restrict urban civilization, and the fecal pollution processing system of the present embodiment is used for Environmental protection industry (epi) meets environmental protection industry (epi) to environmental protection equipment efficiency is improved, improves the serious status of secondary pollution, meet garbage harmless Change, minimizing, the requirement of recycling treatment.Above-mentioned fecal pollution processing system is that the multiple equipments such as collection is separated by solid-liquid separation, liquid medicine stirs are The system of one, perfection incorporate the multiple functions such as various excrement, sludge, sewage treatment, and the sewage isolated is Ke Xunhuanliyong, And the content of BOD, COB in sewage can be reduced to a certain extent, and can with continuous work, have use cost it is low, High efficiency, high-efficient, environmentally friendly, energy saving, the more low advantage of cost.

The fecal pollution processing system of the present embodiment treated larger dirt and desiccation solid dirt can be directly as organic fertilizers Use or as the raw material of organic fertilizer, sale uses above-mentioned raw materials directly or indirectly manufactured organic fertilizer, can get additional warp Ji benefit.Above-mentioned organic fertilizer can be used for many fields, for example, can be used for fruit tree, forest fertilization；It can be botanical garden, flower Excellent " tonic " in garden；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 processing of the present embodiment can generate biogas by Anaerobic Treatment, as fuel Or power generation energy resource, and the sewage generates biogas and does not easily cause the blocking of methane-generating pit because being substantially free of solid residue, to increase The service life of methane-generating pit.On the other hand, the sewage obtained after the fecal pollution processing system processing of the present embodiment needn't ferment can It is used directly as organic fertilizer, above-mentioned fertilizer is defeated by above-mentioned fertilizer packing formula with the advantages of good penetrability, crop easily absorbs It send, has prevented the use of harmful chemical fertilizer and pesticide, form benign ecological circulation, above-mentioned fertilizer can also be used for supporting for greenhouse gardening Point.

The fecal pollution processing system of the present embodiment has practicability: each equipment of the fecal pollution processing system is separated by solid-liquid separation speed Fastly, for desiccation solid dirt water content after separation between 60%-80%, slag discharge amount and water content can be by adjusting each equipment Parameter adjust, the feed (such as grass and concentrated feed) of applicable different components is readily transported, solid particless object is well suited as fish Feed and the raw material of organic fertilizer etc..

The fecal pollution processing system of the present embodiment has advance: at the fully integrated various excrement of the fecal pollution processing system Reason has the advantages that dirt-removing power is strong, many-sided without blocking, easy to clean, income height at low cost etc..

The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as Limitations of the present invention.

Claims (6)

1. a kind of fecal pollution processing system characterized by comprising

Vacuum tank (2), air-extractor (1), level-one separation equipment (3), mixing chamber (4), flocculant dosing room (8), the second-order separation Equipment (5), the first aerator (6) and blower (9)；

The air-extractor (1) connect with the vacuum tank (2), the entrance and the vacuum tank of the level-one separation equipment (3) (2) liquid outlet of outlet, the level-one separation equipment (3) is connected to the entrance of the mixing chamber (4), the flocculation The outlet of agent dosing room (8) is connected to the entrance of the mixing chamber (4), and the entrance of the second-order separation equipment (5) is mixed with described Close the outlet of room (4)；

First aerator (6) setting is set in the center of the mixing chamber (4), the blower (9) with first aeration Standby (6) are connected to, wherein first aerator (6) is aeration tube group, and the aeration tube group includes three aeration tubes, described Three aeration tubes are in I-shaped connection, and every the aeration tube includes circular tube shaped frame and is coated on the outside of the circular tube shaped frame Film layer, the film layer have aerating pore, the diameter of the aerating pore is in the range of 0.4-1mm；

The level-one separation equipment (3) includes shell (315) and the rack (31) being located in the shell (315), grid (37), top chain wheel set, bottom sprocket group, two work chains (33), driving mechanism and multiple groups rake teeth；

The shell (315) is equipped with entrance, liquid outlet and is connected to fluid channel (314) between, the grid (37) it is fixed on the rack (31) and is located in the fluid channel (314)；

The top chain wheel set is higher than the bottom sprocket group, and the top chain wheel set includes being rotatably supported in the rack (31) the top wheel shaft of two top sprocket wheels (32) of two top sprocket wheels (32) and connection on, the bottom sprocket group include The bottom for two bottom sprockets (38) of two bottom sprockets (38) and connection being rotatably supported on the rack (31) Wheel shaft, two work chains (33) are respectively sleeved at two pairs of corresponding top sprocket wheels (32) and the bottom sprocket (38) on, the driving mechanism and the top chain wheel set or the bottom sprocket group are drivingly connected, to drive the top chain Take turns (32), bottom sprocket (38) and work chain (33) rotation；

Along work chain (33) arranged for interval, every group of rake teeth includes crossbeam (34) and is fixed on the cross multiple groups rake teeth Multiple rake teeths (35) on beam (34), the both ends of the crossbeam (34) are individually fixed on two work chains (33)；

Wherein, every group of rake teeth is with the work chain (33) when rotating through the grid (37), multiple rake teeths therein (35) it is engaged correspondingly with multiple gaps in the grid (37)；

The rake teeth (35) is triangular plate, and for the triangular plate perpendicular to the crossbeam (34), the triangular plate has the A side (316), second side (318) and third side (320), the first side (316) and the second side (318) Angle be first jiao (317), the angle of the second side (318) and third side (320) is second jiao (319), described The angle of third side (320) and the first side (316) is the third angle (321), and the length of the third side (320) is big The length of length in the first side (316), the first side (316) is equal to or more than the second side (318) Length, the rake teeth (35) connect in the position of first jiao (317) with the crossbeam (34)；

The second-order separation equipment (5) is Stacked sludge dewatering machine, and the Stacked sludge dewatering machine includes filter device, dirt Water collecting groove (58), into mud box (57) and spoil disposal case (51), the filter device includes cylindrical housing (54), with helical-blade Shaft (52), multiple fixed rings (56) and the multiple sports rings (55) of piece (53), the shaft (52) and the cylindrical housing (54) coaxial and be rotatably supported in the cylindrical housing (54), the multiple fixed ring (56) and the multiple movement Ring (55) is alternately superimposed on along the axial direction of the shaft (52), and the fixed ring (56) is fixed on the cylindrical housing (54), Movably relative to the fixed ring (56), the shaft (52) passes through the fixed ring (56) and the fortune to the sports ring (55) The centre bore of rotating ring (55)；

The sewage collecting tank (58) is located at the lower part of the cylindrical housing (54), and the sewage collecting tank (58) is equipped with dirt Water outlet；

The outlet into mud box (57) is connected to the entrance of the cylindrical housing (54)；

The entrance of the spoil disposal case (51) and the outlet of the cylindrical housing (54)；

The shaft (52) includes coaxially connected straight bar section (510) and cone rod segment (59), and the straight bar section (510) is relative to institute Cone rod segment (59) is stated close to described into mud box (57), cone rod segment (59) is from one end of the straight bar section (510) along far from institute State the outside flaring in direction into mud box (57), the ratio of the length of the straight bar section (510) and the length for boring rod segment (59) In the range of 4-5, the ratio of the diameter of the maximum gauge and straight bar section (510) of cone rod segment (59) is located at 4-5 In the range of.

2. fecal pollution processing system according to claim 1, which is characterized in that

Three aeration tubes include intermediate aeration tube (64) and two lateral aeration tubes (61)；

The transverse direction aeration tube (61) includes two aeration branch pipes (62) and first three-way connection (63), two aerations Coaxial two ports of the branch pipe (62) respectively with first three-way connection (63) are connect, first three-way connection (63) Another port and the end of the intermediate aeration tube (64) connect, and the intermediate aeration tube (64) has air inlet, the air inlet Mouth is connected to the blower (9).

3. fecal pollution processing system according to claim 2, which is characterized in that

The intermediate aeration tube (64) includes two aeration pipeline sections (65) and second three-way connection (66), two aerations Coaxial two ports of the pipeline section (65) respectively with second three-way connection (66) are connect, second three-way connection (66) Air inlet of the another port as the intermediate aeration tube (64).

4. fecal pollution processing system according to claim 2, which is characterized in that

Three aeration tubes are horizontally disposed.

5. fecal pollution processing system according to claim 1, which is characterized in that

The grid (37) is inclined relative to horizontal setting, and inclination angle is 20-30 °；

The width in the gap in the grid (37) is 1.2-1.8cm.

6. fecal pollution processing system according to claim 1, which is characterized in that

The ratio of the length of the length and cone rod segment (59) of the straight bar section (510) is 32:7, the maximum of cone rod segment (59) The ratio of diameter and the diameter of the straight bar section (510) is 60:13.