CN114873858B - Green building for sewage circulation - Google Patents

Abstract

The utility model relates to a sewage treatment's technical field especially relates to a sewage circulation is with green building, including the sedimentation tank, the aeration tank, the circulation pond, and the disinfection pond, sewage carries out solid-liquid separation after getting into the sedimentation tank, the bottom of sedimentation tank is provided with clear water discharge pipe, the top is provided with the return port, the solution that stews after solid-liquid separation passes through clear water discharge pipe circulation to in the aeration tank, the return solution after the sewage is through aeration degradation flows back in the sedimentation tank through the return port, be provided with rabbling mechanism in the aeration tank, rabbling mechanism is used for stirring the solution in the aeration tank, the top and the aeration tank of circulation pond are put through, the bottom is put through with the disinfection pond mutually, the degradation solution after the sewage is degradation by aeration loops through circulation pond and disinfection pond, in order to improve sewage treatment efficiency and purifying effect, this application provides a sewage circulation is with green building.

Description

Green building for sewage circulation

Technical Field

The application relates to the technical field of sewage treatment, in particular to a green building for sewage circulation.

Background

The sewage is water which is polluted to a certain extent and loses the original use function, is doped with new substances or is changed due to external conditions, and mainly comprises domestic sewage, industrial sewage and rainwater or snow water converged through surface runoff, wherein the domestic sewage contains abundant organic matters and a large number of colony groups after being used.

At present, a large amount of resident domestic sewage and fecal sewage are basically discharged into the underground and rivers and lakes without being effectively treated, serious pollution is caused to water sources and environments, along with the continuous increase of sewage discharge in villages and towns and rural areas, the pursuit of the domestic quality is gradually improved, the environmental awareness of people is gradually enhanced, and the manufacture of sewage treatment facilities and the construction of sewage circulation buildings are also correspondingly carried out.

In the prior art, the domestic sewage treatment system comprises precipitation degradation and oxidative degradation, in the practical application, the solid in the domestic sewage can be decomposed only after a long time, the precipitation degradation speed cannot keep up with the sewage discharge speed, the degradation effect is poor, the oxidative degradation provides an aerobic environment for colony groups, the propagation speed of aerobic degradation biological bacteria is accelerated, the degradation of organic matters is accelerated by the degradation biological bacteria, the effect of quickly cleaning the sewage is achieved, but when excessive degradation biological bacteria exist in the sewage, factors such as insufficient stability of the degradation bacteria, too high or low oil content in water, too high or low pH value in water, too low oxygen content in water and the like can lead to growth stagnation and death of the degradation bacteria, the proportion of activated sludge is reduced to rise, and secondary pollution is caused.

Therefore, the traditional sewage treatment has low efficiency and poor treatment effect.

Disclosure of Invention

In order to improve sewage treatment efficiency and purifying effect, this application provides a green building for sewage circulation.

The application provides a green building for sewage circulation adopts following technical scheme:

the utility model provides a sewage circulation is with green building, includes sedimentation tank, aeration tank, circulation pond and disinfection pond, and sewage gets into carry out solid-liquid separation behind the sedimentation tank, the bottom of sedimentation tank is provided with clear water discharge pipe, top are provided with the return opening, and the solution of standing after the sewage passes through clear water discharge pipe circulation extremely in the aeration tank, the return solution after the sewage is through aeration degradation flows back in the sedimentation tank through the return opening, be provided with rabbling mechanism in the aeration tank, rabbling mechanism is used for right solution in the aeration tank stirs, the top of circulation tank with the aeration tank is put through mutually, the bottom with the disinfection pond is put through mutually, and the degradation solution after the sewage passes through the aeration degradation in proper order circulation tank with the disinfection pond.

Through adopting above-mentioned technical scheme, sewage carries out solid-liquid separation after getting into the sedimentation tank, the user can pertinently carry out degradation treatment to the sewage mixture of different concentration or state, form the reaction system that the circulation was handled that flows back between messenger sedimentation tank and the aeration tank, improve sewage treatment efficiency and purification degree, under rabbling mechanism's effect, on the one hand can increase the dissolved oxygen volume of aeration tank sewage, make backward flow solution or degradation solution can more fully be degraded, improve sewage purification's effect, on the other hand can stir sewage, accelerate the velocity of flow of backward flow solution, degradation solution, play the effect of propelling water flow, and the degradation solution after the aeration degradation passes through circulation pond and disinfection pond in proper order, can disinfect the sewage, further improve sewage purification degree, reduce secondary pollution.

Preferably, the stirring mechanism comprises: the mounting seat is arranged on the aeration tank; the first driving piece is fixed on the mounting seat; the central stirring shaft is assembled at the output end of the driving piece; stirring blades fixed on the outer wall of the central stirring shaft; and the oxygen supply assembly is arranged on the central stirring shaft.

Through adopting above-mentioned technical scheme, under the effect of first driving piece, order about center (mixing) shaft drive stirring leaf and rotate, can accelerate the velocity of flow of sewage in the aeration tank, oxygen supply assembly provides the oxygen source at the in-process of stirring sewage, and then in the quick injection entering sewage of oxygen, increase the dissolved oxygen volume of sewage effectively, provide the environment that is fit for living for good oxygen bacterium, improve good oxygen bacterium's degradation stability and degradation effect, reduce the production of mud float.

Preferably, the oxygen supply assembly includes: the mounting groove is formed in the middle of the central stirring shaft; the air inlet pipe is arranged in the mounting groove; the oxygen supply device is arranged at the bottom end of the central stirring shaft; and the air outlet holes are respectively formed in the outer wall of the central stirring shaft and the outer wall of the air inlet pipe, wherein the output end of the oxygen supply equipment is assembled with the air inlet pipe.

Through adopting above-mentioned technical scheme, oxygen supply equipment provides sufficient oxygen source, and oxygen gets into from the intake pipe, from venthole department blowout, under the combined action of first driving piece and central (mixing) shaft, makes oxygen jet fast get into in the sewage, increases the dissolved oxygen volume of sewage effectively, provides the environment that is fit for living for good oxygen bacterium, improves good oxygen bacterium's degradation stability and degradation effect, reduces the production of mud float.

Preferably, a fixing seat is arranged in the disinfection pond, a second driving piece is arranged on the fixing seat, a rotating shaft is assembled at the output end of the second driving piece, a water containing disc is fixed at the top end of the rotating shaft, liquid supply equipment is arranged at the position, close to the second driving piece, of the fixing seat, the output end of the liquid supply equipment is aligned to the top of the water containing disc, a plurality of liquid spraying openings are formed in the outer wall of the rotating shaft in a penetrating mode, disinfection water in the liquid supply equipment passes through the water containing disc and the rotating shaft and is sprayed out from the liquid spraying openings, and a rotating paddle is arranged on the outer wall of the rotating shaft.

Through adopting above-mentioned technical scheme, under the effect of second driving piece, the axis of rotation can drive the rotating oar and rotate, drives liquid supply equipment, and disinfection rivers flow into water tray, axis of rotation, disinfection hydroenergy are quick, divergently from hydrojet mouth blowout, make disinfection hydroenergy mix with circulating solution better, improved circulating solution's disinfection effect, improved disinfection efficiency.

Preferably, the sedimentation tank comprises a sludge discharge baffle, the sludge discharge baffle is arranged at the bottom end of the sedimentation tank, and the sludge discharge baffle is used for intercepting large-particle solid matters which are not degradable.

By adopting the technical scheme, the anaerobic biological bacteria filler layer in the anaerobic zone releases phosphorus and ammonifies sewage, and converts organic pollutants which are easy to degrade so as to pass through the sludge discharge baffle, and the non-degradable large-particle solids are intercepted on the top surface of the sludge discharge baffle, so that a user can clean up the waste on the sludge discharge baffle in a concentrated manner, and the accumulation of settled sludge is reduced.

Preferably, an anaerobic biological bacteria filler layer is arranged in the middle of the sedimentation tank, the anaerobic biological bacteria filler layer is used for releasing and ammonifying sewage, an anoxic biological bacteria filler layer is arranged at the bottom of the sedimentation tank, and the anoxic biological bacteria filler layer is used for denitrifying and degrading sedimentation sludge.

By adopting the technical scheme, the anaerobic biological bacteria filler layer in the anaerobic zone releases phosphorus and ammonifies sewage, and converts the sewage into easily-degradable organic pollutants, and the anoxic biological bacteria filler layer in the anoxic zone breaks down settled sludge into small-particle sediments, so that a user can degrade sewage mixtures with different concentrations or states in a targeted manner, and the sewage treatment efficiency and the purification degree are improved.

Preferably, an aerobic biological bacteria filler layer is arranged at the position of the aeration tank, which is close to the clear water discharge pipe, and the aerobic biological bacteria filler layer is used for carrying out aerobic degradation on the reflux solution and the degradation solution.

By adopting the technical scheme, the aerobic biological bacteria filler layer in the aerobic zone is used for nitrifying and absorbing ammonia of the organic matters, the reflux solution flows back into the sedimentation tank through the reflux port, and the reflux solution and sewage are mixed to enter the next circulation, so that the purification effect of sewage is improved.

Preferably, a sludge floating pond is arranged on one side of the sedimentation pond, a floating outlet is formed in the top end of the sludge floating pond, the sludge floating pond is communicated with the sedimentation pond through the floating outlet, and upward floating sludge flows into the sludge floating pond through the return port and the floating outlet.

Through adopting above-mentioned technical scheme, the come-up mud accumulates, floats at the top surface of sewage, and under rabbling mechanism's effect, the come-up mud can pass return port, float discharge port easily, and then in the circulation was to the mud float pond, realizes collecting and centralized processing to the come-up mud, plays the effect that reduces the come-up mud and gather at the sewage top surface and lead to good oxygen bacterium to die, is favorable to subsequent sewage treatment.

Preferably, an adjusting weir gate is arranged at the top end of the circulation tank, and the degradation solution in the aeration tank enters the circulation tank through the adjusting weir gate.

Through adopting above-mentioned technical scheme, degrading solution passes through the regulation weir gate and adjusts discharge and water flow rate, and degrading solution throws out and get farther, makes various bacteria in the degrading solution disperse evenly, reduces the bacterium bacterial colony too big and leads to degrading solution too thick to follow-up bacterium of sewage disinfects, is favorable to improving the treatment effeciency and the purifying effect of sewage.

Preferably, a first guide wall and a second guide wall are arranged in the circulation pool, the first guide wall and the second guide wall are arranged from top to bottom, a water drain opening is formed in the second guide wall, and a filter plate is arranged on the water drain opening.

Through adopting above-mentioned technical scheme, the flow path that is favorable to prolonging degradation solution is provided with to first guide wall and second guide wall, and various bacterium in the degradation solution disperses evenly on the one hand, reduces the bacterium bacterial colony too big and leads to degradation solution too thick, and on the other hand can prolong the disinfection duration of circulation solution, has improved the treatment effeciency and the purifying effect of sewage.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after sewage enters a sedimentation tank, solid-liquid separation is carried out, a user can pertinently degrade sewage mixtures with different concentrations or states, a reaction system for reflux circulation treatment is formed between the sedimentation tank and an aeration tank, the sewage treatment efficiency and the purification degree are improved, under the action of a stirring mechanism, on one hand, the dissolved oxygen of the sewage in the aeration tank can be increased, a reflux solution or a degradation solution can be more fully degraded, the sewage purification effect is improved, on the other hand, the sewage can be stirred, the flow speed of the reflux solution and the degradation solution is increased, and the effect of propelling water flow is achieved;

2. the oxygen supply equipment provides sufficient oxygen sources, oxygen enters from the air inlet pipe and is sprayed out from the air outlet hole, under the cooperation of the first driving piece and the central stirring shaft, the oxygen is quickly sprayed into sewage, the dissolved oxygen of the sewage is effectively increased, an environment suitable for survival is provided for aerobic bacteria, the degradation stability and degradation effect of the aerobic bacteria are improved, and the generation of sludge floats is reduced;

3. the floating sludge is accumulated and floats on the top surface of the sewage, and under the action of the stirring mechanism, the floating sludge can easily pass through the reflux port and the floating object outlet, and then flows into the sludge floating object pool, so that the collection and centralized treatment of the floating sludge are realized, the effect of reducing the death of aerobic bacteria caused by the accumulation of the floating sludge on the top surface of the sewage is achieved, and the subsequent sewage treatment is facilitated.

Drawings

Fig. 1 is a schematic overall structure of embodiment 1 of the present application.

Fig. 2 is a cross-sectional view of fig. 1.

Fig. 3 is an enlarged view of a in fig. 1.

FIG. 4 is an exploded view of the stirring mechanism in example 1.

Fig. 5 is an enlarged view of B in fig. 1.

FIG. 6 is a schematic view showing the overall structure of the stirring mechanism in example 2.

FIG. 7 is a schematic view showing the overall structure of the stirring mechanism in example 3.

Reference numerals illustrate: 1. a sludge floating pond; 11. a float discharge port; 2. a sedimentation tank; 21. a clear water discharge pipe; 22. anaerobic biological bacteria filler layer; 23. a sludge discharge partition; 231. a connecting chain; 232. a chute; 24. an anoxic biological bacteria filler layer; 3. an aeration tank; 311. a stirring driving motor; 312. stirring the leaves; 313. a central stirring shaft; 321. a rotation shaft driving motor; 322. a center rotation shaft; 323. a first arcuate blade; 324. a second arcuate blade; 331. a swivel drive motor; 332. a central swivel axis; 333. a first agitation frame; 334. a second agitation frame; 341. a mounting groove; 342. an air inlet pipe; 343. an oxygen supply device; 344. an air outlet hole; 35. a return port; 36. an aerobic biological bacteria filler layer; 37. a mounting base; 4. a circulation pool; 41. regulating a weir gate; 42. a water passing port; 43. a first guide wall; 431. a water outlet; 44. a second guide wall; 441. a water discharge port; 442. a filter plate; 5. a sterilizing pool; 511. killing the driving motor; 512. a rotating shaft; 513. a liquid spraying port; 514. rotating the paddle; 515. a fixing seat; 516. a liquid supply device; 517. a water tray; 6. flower base.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-7.

The embodiment of the application discloses a green building for sewage circulation.

Example 1:

referring to fig. 1 and 2, a green building for sewage circulation comprises a sedimentation tank 2, an aeration tank 3, a circulation tank 4 and a disinfection tank 5, wherein the input end of the sedimentation tank 2 is communicated with the output end of house domestic sewage, the sewage enters the sedimentation tank 2 to be subjected to solid-liquid separation, the bottom end of the sedimentation tank 2 is provided with a clear water discharge pipe 21, the top end of the sedimentation tank 2 is provided with a return port 35, the sedimentation tank 2 is communicated with the aeration tank 3 through the clear water discharge pipe 21 and the return port 35, the sewage is subjected to solid-liquid separation in the sedimentation tank 2 to obtain an upper layer standing solution and a lower layer sedimentation sludge, the standing solution is circulated into the aeration tank 3 through the clear water discharge pipe 21, the lower layer sedimentation sludge is subjected to gravity, the accumulation is at the bottom of the sedimentation tank 2, sewage is through carrying out aeration degradation at aeration tank 3 back, obtain backward flow solution and degradation solution, backward flow solution flows back in the sedimentation tank 2 through backward flow mouth 35, in addition, the top of circulation tank 4 is put through with aeration tank 3, the bottom of circulation tank 4 is put through with disinfection pond 5, degradation solution loops through circulation tank 4 and disinfection pond 5, and then obtain circulation solution, in this embodiment, be provided with flower base 6 in one side of disinfection pond 5, the input of flower base 6 is put through with the output of disinfection pond 5, the user utilizes circulation solution to irrigate the plant of planting on flower base 6, the sewage utilization ratio has been improved, the energy consumption is practiced thrift.

Referring to fig. 2, the sedimentation tank 2 includes a sludge discharge baffle 23, the sludge discharge baffle 23 is mounted at the bottom end of the sedimentation tank 2, the sludge discharge baffle 23 is a corrosion-resistant steel grid, so that the sludge discharge baffle 23 has good corrosion resistance and structural stability, both sides of the top surface of the sludge discharge baffle 23 are respectively provided with a connection lock chain 231, one end of the connection lock chain 231 far away from the sludge discharge baffle 23 is detachably connected to the top surface of the sedimentation tank 2, specifically, sliding blocks (not shown) are fixed on two opposite side walls of the sludge discharge baffle 23, a sliding groove 232 is formed on the side wall of the sedimentation tank 2 close to the sliding blocks, the sliding groove 232 is a blind groove, the sliding blocks are in sliding connection with the sliding groove 232, so that the sludge discharge baffle 23 is arranged at the lowest end of the sliding groove 232, and a user can drive the sliding blocks to slide along the sliding groove 232 until the sludge discharge baffle 23 is completely pulled out of the sludge discharge baffle 23, thereby processing the non-degradable large solid objects and reducing the blocking of the sludge discharge baffle 23.

In order to accelerate the degradation efficiency of sewage in the sedimentation tank 2, referring to fig. 2, an anaerobic zone is formed in a middle layer area of the sedimentation tank 2, an anoxic zone is formed in a bottom layer area of the sedimentation tank 2, an aerobic zone is formed in the aeration tank 3, an installation cavity is formed in the inner wall of the sedimentation tank 2 close to the anaerobic zone, an anaerobic biological bacteria filler layer 22 is arranged in the installation cavity, sewage firstly enters the anaerobic zone and is mixed with a reflux solution from the aerobic zone, the anaerobic biological bacteria filler layer 22 releases phosphorus in an anaerobic environment, meanwhile, organic pollutants which are easy to degrade are converted, part of nitrogen-containing organic matters are aminated, the sewage is divided into an upper-layer standing solution and a lower-layer precipitated sludge, and the standing solution flows into the aeration tank 3 through a clear water discharge pipe 21.

In addition, an anoxic biological bacteria filler layer 24 is arranged in the anoxic zone, the denitrification of the anoxic biological bacteria filler layer 24 converts nitrate nitrogen into nitrogen, undegraded large-particle solid matters are intercepted on the top surface of a sludge discharge baffle plate 23, a sediment drain (not shown in the figure) is arranged at the bottom of the sedimentation tank 2, and a user can drain settled sludge from the sediment drain to reduce the accumulation amount of the settled sludge.

In addition, an aerobic biological bacteria filler layer 36 is arranged in the aerobic zone, a standing solution of the sedimentation tank 2 enters the aeration tank 3 through the clear water discharge pipe 21, ammonia of organic matters can be nitrified and phosphorus can be absorbed under the action of the aerobic biological bacteria filler layer 36, a reflux solution is circulated into the sedimentation tank 2 through a reflux port 35, the reflux solution and sewage are mixed to enter the next circulation, the efficiency and the purification degree of sewage treatment are improved, and a degradation solution enters the circulation tank 4.

In order to further improve the dissolved oxygen amount of the solution in the aeration tank 3, referring to fig. 3 and fig. 4, a stirring mechanism is disposed in the aeration tank 3, in this embodiment, the stirring mechanism includes a mounting seat 37, a stirring driving motor 311, a central stirring shaft 313, stirring blades 312, and an oxygen supply assembly, wherein the central stirring shaft 313 is a hollow center rotating shaft, the mounting seat 37 is fixed on the aeration tank 3, the stirring driving motor 311 is fixed on the mounting seat 37, the central stirring shaft 313 is assembled with an output end of the stirring driving motor 311, the central stirring shaft 313 points to a bottom of the aeration tank 3, the number of stirring blades 312 is determined according to circumstances, in this embodiment, the stirring blades 312 are rectangular paddle blades, a plurality of stirring blades 312 are symmetrically fixed on an outer wall of the central stirring shaft 313, more specifically, a mounting groove 341 is formed in a middle portion of the central stirring shaft 313, an extending direction of the mounting groove 341 is consistent with an extending direction of the central stirring shaft 313, an air inlet pipe 342 is fixed in the mounting groove 341, an outer wall of the air inlet pipe 342 is tightly abuts against an inner wall of the central stirring shaft 313, the outer wall of the central stirring shaft 313, a plurality of air outlet holes 342 are formed at a bottom end of the air inlet pipe 343 is provided with a plurality of air outlet holes of the oxygen supply assembly 343, and oxygen supply assembly is arranged at a bottom end of the oxygen supply assembly 343, and oxygen supply assembly is provided at the bottom of the oxygen supply assembly 343.

The user starts stirring driving motor 311, and center (mixing) shaft 313 drives stirring leaf 312 and rotates, can stir backward flow solution and degradation solution in aeration tank 3, makes the sewage in the aeration tank 3 form the swirl of upward motion, can accelerate the velocity of flow of sewage, and the oxygen in the air can enter into the middle part of swirl thereupon, increases the dissolved oxygen volume of sewage, simultaneously, starts oxygen supply equipment 343, and oxygen passes through intake pipe 342, from venthole 344 quick blowout, produces a large amount of tiny bubbles in the sewage, can provide suitable living environment for aerobic bacteria, reduces the aerobic bacteria and dies because of the oxygen deficiency, leads to mud rotten come-up.

For the sludge of come-up to clear up, referring to fig. 2, one side of sedimentation tank 2 is provided with mud float pond 1, float discharge port 11 has been seted up on the top of mud float pond 1, mud float pond is put through float discharge port 11 and sedimentation tank 2 mutually, the backward flow solution in aeration tank 3 flows back into sedimentation tank 2 through backward flow mouth 35, the water gap 42 has been seted up on the top of circulation pond 4, degradation solution in the aeration tank 3 gets into circulation pond 4 through water gap 42, in this embodiment, the position that circulation pond 4 is close to water gap 42 piles up and has the barricade, and make float discharge port 11 and back flow mouth 35 parallel and level setting, the height dimension of water gap 42 from the bottom of the pool is less than the height dimension of backward flow mouth 35 from the bottom of the pool, make the floating mud be difficult to pass through water gap 42 and circulate to circulation pond 4, the floating mud easily passes backward flow mouth 35, float discharge port 11 and circulate to in the mud float pond 1, realize collecting, and concentrating the treatment to the floating mud, reduce the floating mud and gather in the sewage top surface and lead to good oxygen bacteria to death on the sewage top surface, a certain degree, be favorable to follow-up treatment.

Referring to fig. 2, an adjusting weir gate 41 is disposed at the bottom of the circulation tank 4 near the water passing port 42, the degradation solution in the aeration tank 3 enters the circulation tank 4 through the adjusting weir gate 41, in this embodiment, a first guide wall 43 and a second guide wall 44 are further disposed in the circulation tank 4, the first guide wall 43 and the second guide wall 44 are distributed from top to bottom, a water outlet 431 is formed in the first guide wall 43, a water outlet 441 is formed in the second guide wall 44, the water outlet 431 is disposed at one side of the first guide wall 43 far away from the adjusting weir gate 41, the water outlet 441 is disposed at one side of the second guide wall 44 far away from the water outlet 431, the degradation solution is subjected to water flow and water flow speed adjustment through the adjusting weir gate 41, the degradation solution is thrown outwards to be farther, so that various bacteria in the degradation solution are uniformly dispersed, in addition, a filter plate 442 is mounted on the water outlet 441, the degradation solution sequentially passes through the water outlet 431, the filter plate 442 of the water outlet 441, and further in the tank 5.

Referring to fig. 2 and 5, a fixing base 515, a sterilizing driving motor 511, a rotating shaft 512, a water containing tray 517 and a liquid supply device 516 are disposed in the sterilizing tank 5, the fixing base 515 is mounted on the sterilizing tank 5, the sterilizing driving motor 511 is fixed on the top surface of the fixing base 515, in this embodiment, the rotating shaft 512 is a hollow circular shaft, an output end of the sterilizing driving motor 511 is assembled with the rotating shaft 512, an extending direction of the rotating shaft 512 is consistent with a height direction of the sterilizing tank 5, the water containing tray 517 is fixed at one end of the rotating shaft 512 close to the fixing base 515 in a welding manner, an output end of the liquid supply device 516 is aligned with a top of the water containing tray 517, sterilizing water is contained in the liquid supply device 516 and used for sterilizing a circulating solution in the sterilizing tank 5, more specifically, a plurality of liquid spraying openings 513 are formed in the outer wall of the rotating shaft 512 in a penetrating manner, a plurality of rotating paddles 514 are fixed on the outer wall of the rotating shaft 512, in this embodiment, the rotating paddles 514 are also rectangular paddles, and the plurality of rotating paddles 514 are symmetrically welded on the outer wall of the rotating shaft 512.

The user starts the disinfection driving motor 511 and the liquid supply device 516, the rotating shaft 512 drives the rotating paddle 514 to rotate, the rotating paddle 514 stirs the circulating solution in the disinfection tank 5, and simultaneously, the disinfection water in the liquid supply device 516 sequentially flows through the water containing disc 517 and the rotating shaft 512 and finally is sprayed out from the liquid spraying port 513, so that the disinfection water is sprayed to the circulating solution in a divergent manner, and the disinfection efficiency effect are improved.

The flower base 6 is arranged at the output end of the disinfection tank 5, so that a user can irrigate plants planted on the flower base 6 by using the circulating solution after disinfection, thereby realizing the recycling of sewage and improving the utilization rate of the sewage.

The implementation principle of the green building for sewage circulation in the embodiment of the application is as follows:

domestic sewage of a house is introduced from the top of the sedimentation tank 2, the anaerobic biological bacteria filler layer 22 in the anaerobic zone is used for releasing and ammonifying the sewage and converting the sewage into easily degradable organic pollutants, and the anoxic biological bacteria filler layer 24 in the anoxic zone is used for breaking down sedimentation sludge into small-particle sediment.

Meanwhile, the standing solution flows into the aeration tank 3 through the clear water discharge pipe 21, the stirring driving motor 311 is started, the central stirring shaft 313 drives the stirring blade 312 to rotate, so that the reflux solution and the degradation solution in the aeration tank 3 are stirred, the oxygen supply equipment 343 is started, oxygen is rapidly sprayed out from the air outlet 344 through the air inlet pipe 342, the aerobic biological bacteria packing layer 36 in the aerobic zone nitrifies and absorbs the ammonia of the organic matters, the reflux solution flows into the sedimentation tank 2 through the reflux port 35, and the reflux solution and sewage are mixed to enter the next circulation.

The upward floating sludge passes through the return port 35 and the float discharge port 11, and flows into the sludge float tank 1.

The degradation solution in the aeration tank 3 enters the circulation tank 4 through the regulating weir gate 41, passes through the first guide wall 43 and the second guide wall 44 and enters the disinfection tank 5.

The disinfection driving motor 511 and the liquid supply device 516 are started, the rotating shaft 512 drives the rotating paddle 514 to rotate, the rotating paddle 514 stirs the circulating solution in the disinfection tank 5, and simultaneously, the disinfection water in the liquid supply device 516 sequentially flows through the water tray 517 and the rotating shaft 512 and finally is sprayed out from the liquid spraying port 513, so that the disinfection water is sprayed to the circulating solution in a divergent manner, and disinfection of the circulating solution is realized.

The user irrigates the plants planted on the flower base 6 by using the circulation solution after the sterilization is finished, thereby realizing the recycling of sewage and improving the utilization rate of the sewage.

Example 2:

this embodiment differs from embodiment 1 in that the stirring mechanism is different.

Referring to fig. 2 and 6, the stirring mechanism includes a rotation shaft driving motor 321, a central rotation shaft 322, first arc paddles 323, and second arc paddles 324, in this embodiment, the output end of the rotation shaft driving motor 321 is assembled with the central rotation shaft 322, the central rotation shaft 322 is a hollow rotation shaft, the air inlet pipe 342 is disposed in the central rotation shaft 322, the air outlet hole 344 runs through and is set up on the air inlet pipe 342 and the central rotation shaft 322, the oxygen supply device 343 is fixed at the bottom end of the central rotation shaft 322, in addition, the first arc paddles 323 and the second arc paddles 324 are four, and are all push type arc stirring blades 312, the four first arc paddles 323 and the four second arc paddles 324 are symmetrically installed on the outer wall of the central rotation shaft 322 respectively, so that the included angle between the first arc paddles 323 and the central rotation shaft 322 is larger than the included angle between the second arc paddles 324 and the central rotation shaft 322, and the first arc paddles 323 and the second arc paddles 324 are arranged from top to bottom.

The user starts rotation axis driving motor 321 and oxygen supply equipment 343, and central rotation axis 322 drives first arc paddle 323, second arc paddle 324 and rotates, and oxygen loops through intake pipe 342 and central rotation axis 322 to outwards spout from venthole 344, and then reaches the effect of stirring sewage in aeration tank 3, is favorable to improving the dissolved oxygen volume of sewage in the aeration tank 3.

Example 3:

this embodiment differs from embodiment 1 in that the stirring mechanism is different.

Referring to fig. 2 and 7, the stirring mechanism includes a rotating shaft driving motor 331, a central rotating shaft 332, a first stirring frame 333, and a second stirring frame 334, in this embodiment, an output end of the rotating shaft driving motor 331 is assembled with the central rotating shaft 332, the central rotating shaft 332 is a hollow rotating shaft, in addition, the first stirring frames 333 have two, the second stirring frames 334 have one, the first stirring frames 333 and the second stirring frames 334 are arranged in a staggered manner, side views of the first stirring frames 333 and the second stirring frames 334 are all inverted "U" shapes, the second stirring frames 334 are communicated with the central rotating shaft 332, an air inlet pipe 342 is arranged inside the central rotating shaft 332 and the second stirring frames 334, an air outlet hole 344 is penetratingly arranged on the air inlet pipe 342, the central rotating shaft 332 and the second stirring frames 334, and an oxygen supply device 343 is fixed at the bottom end of the central rotating shaft 332.

The user starts the gyration axle driving motor 331 and oxygen supply equipment 343, and the center gyration axle 332 drives first stirring frame 333, second stirring frame 334 and rotates, and oxygen outwards spouts from venthole 344, and then reaches the effect of stirring the interior sewage of aeration tank 3, is favorable to improving the dissolved oxygen volume of interior sewage of aeration tank 3.

The foregoing is a preferred embodiment of the present application, which is merely illustrative of the present application and not intended to limit the scope of the present application in any way, so long as the present application is not limited thereto: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (9)

1. The utility model provides a green building for sewage circulation, its characterized in that includes sedimentation tank (2), aeration tank (3), circulation pond (4) and disinfection pond (5), sewage gets into carry out solid-liquid separation behind sedimentation tank (2), the bottom of sedimentation tank (2) is provided with clear water discharge pipe (21), the top is provided with return port (35), and the solution that stands after the solid-liquid separation of sewage passes through clear water discharge pipe (21) circulation extremely in aeration tank (3), the reflux solution after the aeration degradation of sewage passes through return port (35) circulation back in sedimentation tank (2), be provided with rabbling mechanism in aeration tank (3), rabbling mechanism is used for to the solution in aeration tank (3) is stirred, be provided with oxygen suppliment subassembly on the rabbling mechanism, the top of circulation pond (4) with aeration tank (3) are linked together, the bottom is linked together with disinfection pond (5), the degradation solution after the aeration degradation of sewage passes through circulation pond (4) and disinfection pond (5) in proper order;

a sludge floating pond (1) is arranged on one side of the sedimentation pond (2), a floating outlet (11) is formed in the top end of the sludge floating pond (1), the sludge floating pond (1) is communicated with the sedimentation pond (2) through the floating outlet (11), and upward floating sludge flows into the sludge floating pond (1) through the backflow port (35) and the floating outlet (11);

the stirring mechanism comprises a rotating shaft driving motor (331), a central rotating shaft (332), a first stirring frame (333) and a second stirring frame (334), wherein the output end of the rotating shaft driving motor (331) is assembled with the central rotating shaft (332), the central rotating shaft (332) is a hollow rotating shaft, in addition, the first stirring frames (333) are provided with two stirring frames (334) and one stirring frame (334), the first stirring frames (333) and the second stirring frames (334) are arranged in a staggered mode, side views of the first stirring frames (333) and the second stirring frames (334) are all inverted U-shaped, the second stirring frames (334) are communicated with the central rotating shaft (332), an air inlet pipe (342) is arranged inside the central rotating shaft (332) and inside the second stirring frames (334), an air outlet hole (344) is formed in a penetrating mode through the air inlet pipe (342), the central rotating shaft (332) and the second stirring frames (334), and the oxygen supply assembly is fixed at the bottom end of the central rotating shaft (332).

2. A green building for circulation of sewage according to claim 1, wherein said stirring mechanism comprises: a mounting seat (37) arranged on the aeration tank (3); a first driving member fixed to the mounting base (37); a central stirring shaft (313) fitted at the output of the driving member; and stirring blades (312) fixed on the outer wall of the central stirring shaft (313), wherein the oxygen supply assembly is arranged on the central stirring shaft (313).

3. A green building for circulation of sewage according to claim 2, wherein said oxygen supply assembly comprises: a mounting groove (341) arranged in the middle of the central stirring shaft (313); an air intake pipe (342) installed in the installation groove (341); the oxygen supply device (343) is arranged at the bottom end of the central stirring shaft (313); and air outlet holes (344) respectively formed in the outer wall of the central stirring shaft (313) and the outer wall of the air inlet pipe (342), wherein the output end of the oxygen supply equipment (343) is assembled with the air inlet pipe (342).

4. The green building for sewage circulation according to claim 1, wherein a fixing base (515) is arranged in the disinfection tank (5), a second driving part is installed on the fixing base (515), a rotating shaft (512) is assembled at the output end of the second driving part, a water containing disc (517) is fixed at the top end of the rotating shaft (512), a liquid supply device (516) is installed at the position, close to the second driving part, of the fixing base (515), the output end of the liquid supply device (516) is aligned to the top of the water containing disc (517), a plurality of liquid spraying openings (513) are formed in the outer wall of the rotating shaft (512) in a penetrating mode, disinfection water in the liquid supply device (516) passes through the water containing disc (517) and the rotating shaft (512) to be sprayed out from the liquid spraying openings (513), and a rotating paddle (514) is arranged on the outer wall of the rotating shaft (512).

5. A green building for sewage circulation according to claim 1, characterized in that the sedimentation tank (2) comprises a sludge discharge partition (23), the sludge discharge partition (23) is installed at the bottom end of the sedimentation tank (2), and the sludge discharge partition (23) is used for intercepting non-degradable large-particle solids.

6. The green building for sewage circulation according to claim 2, wherein an anaerobic biological bacteria filler layer (22) is installed in the middle of the sedimentation tank (2), the anaerobic biological bacteria filler layer (22) is used for carrying out phosphorus release and ammoniation on sewage, an anoxic biological bacteria filler layer (24) is installed at the bottom of the sedimentation tank (2), and the anoxic biological bacteria filler layer (24) is used for carrying out denitrification degradation on settled sludge.

7. A green building for sewage circulation according to claim 2, wherein the aeration tank (3) is provided with an aerobic biological bacteria filler layer (36) at a position close to the clear water discharge pipe (21), and the aerobic biological bacteria filler layer (36) is used for performing aerobic degradation on a reflux solution and a degradation solution.

8. A green building for sewage circulation according to claim 1, characterized in that an adjusting weir gate (41) is installed at the top end of the circulation tank (4), and the degradation solution in the aeration tank (3) enters the circulation tank (4) through the adjusting weir gate (41).

9. The green building for sewage circulation according to claim 8, wherein a first guide wall (43) and a second guide wall (44) are arranged in the circulation tank (4), the first guide wall (43) and the second guide wall (44) are arranged from top to bottom, a water drain port (441) is formed in the second guide wall (44), and a filter plate (442) is mounted on the water drain port (441).

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