CN211734119U - Aeration and reflux integrated sewage treatment equipment - Google Patents
Aeration and reflux integrated sewage treatment equipment Download PDFInfo
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- CN211734119U CN211734119U CN202020091026.2U CN202020091026U CN211734119U CN 211734119 U CN211734119 U CN 211734119U CN 202020091026 U CN202020091026 U CN 202020091026U CN 211734119 U CN211734119 U CN 211734119U
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- aeration
- reflux
- sewage treatment
- pipe
- tank
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- 239000010865 sewage Substances 0.000 title claims abstract description 74
- 238000010992 reflux Methods 0.000 title claims abstract description 63
- 238000005273 aeration Methods 0.000 title claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 238000004062 sedimentation Methods 0.000 claims abstract description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000001546 nitrifying effect Effects 0.000 claims abstract description 14
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 14
- 239000001301 oxygen Substances 0.000 claims abstract description 14
- 230000010354 integration Effects 0.000 claims abstract description 6
- 206010021143 Hypoxia Diseases 0.000 claims abstract description 5
- 239000000945 filler Substances 0.000 claims description 42
- 239000007789 gas Substances 0.000 claims description 26
- 238000005276 aerator Methods 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 15
- 239000011456 concrete brick Substances 0.000 claims description 13
- 239000000725 suspension Substances 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 19
- 238000001179 sorption measurement Methods 0.000 abstract description 11
- 238000001914 filtration Methods 0.000 abstract 2
- 239000010802 sludge Substances 0.000 description 10
- 244000005700 microbiome Species 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- 230000001965 increasing effect Effects 0.000 description 6
- 239000012528 membrane Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000020477 pH reduction Effects 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010866 blackwater Substances 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000010797 grey water Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000037452 priming Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses an aeration backward flow integration sewage treatment device belongs to the treatment of domestic sewage field. The problem to sewage treatment among the prior art with high costs, the sewage treatment effect is poor, the utility model provides an aeration reflux integration sewage treatment device, the anaerobism filtering pond that sets gradually in it includes the box, oxygen deficiency pond, good oxygen pond and sedimentation tank, be provided with the inlet tube on the anaerobism filtering pond, be provided with the outlet pipe on the sedimentation tank, be provided with air lift reflux unit in the sedimentation tank, still including setting up the equipment room outside the box, be provided with the aeration pump in the equipment room, the aeration pump is to good oxygen pond and air lift reflux unit air feed. The utility model discloses an aeration pump had both realized giving the aeration of good oxygen pond, and through being connected the solution of nitrifying backward flow in realizing the sedimentation tank with air stripping reflux unit again, practice thrift equipment use cost, sewage each pond carries out physics interception adsorption treatment and biochemical treatment in the box for water purifying effect is good.
Description
Technical Field
The utility model belongs to the domestic sewage treatment field, more specifically say, relate to an aeration backward flow integration sewage treatment device.
Background
Currently, with the development of Chinese urbanization and the improvement of rural living standard, the rural living environment is more and more emphasized, and untreated rural domestic sewage is an important factor influencing the rural living environment. Rural domestic sewage mainly comprises black water and grey water. Black water, which is high-concentration domestic sewage generated by flushing excrement in a toilet; grey water is low-concentration domestic sewage such as kitchen water, washing water and bathing water except toilet water. Most rural domestic sewage has little difference in properties, the water basically does not contain heavy metals and toxic and harmful substances, and the sewage contains a certain amount of nitrogen, phosphorus, nutritive salts, bacteria, viruses and the like, and has strong biodegradability. Rural domestic sewage is discharged and dispersed due to the characteristic that rural domestic sewage is dispersed and distributed according to geographical conditions, and the investment cost of a pipe network is greatly increased if the rural domestic sewage is collected and treated in a centralized manner under the condition that the rural domestic sewage is difficult to collect, so that small integrated sewage treatment equipment is required for treating the rural domestic sewage. The traditional sewage treatment equipment is often provided with a nitrifying liquid reflux system and a sludge reflux system when achieving the effects of nitrogen and phosphorus removal, the reflux pumps and the electromagnetic valves are required to be installed in the two reflux systems, the investment cost and the operation and maintenance cost are increased, and the operation and maintenance difficulty is increased. The aeration device of the traditional sewage treatment integrated equipment is damaged and difficult to maintain.
Corresponding improvement is also carried out to the problems, such as Chinese patent application No. CN201820322595.6, the publication date is 12 months and 28 days in 2018, the patent discloses a two membrane mix unification sewage treatment system entirely, including sewage treatment plant and controlling means, sewage treatment plant includes the effluent water sump, the water treatment pond, sludge impoundment and return water pond, the effluent water sump is linked together through sewage conduit and water treatment pond, be provided with elevator pump and check valve on the sewage conduit, it has filler and the dull and stereotyped membrane of MBR to fill in proper order in the water treatment pond, return water mouth and mud mouth have been seted up respectively on the last lateral wall in water treatment pond and the lower lateral wall, the return water mouth is linked together through return water conduit and return water pond, manometer and self priming pump have set gradually on the return water conduit, the mud mouth is linked together through sludge conduit and sludge impoundment, be provided with the dredge pump on the sludge conduit, the elevator pump, self priming pump and dredge pump. The disadvantages of the patent are that: the whole energy consumption is great, and the water body purifying effect is general.
Also like Chinese patent application No. CN201620018057.9, published as 2016, 6, 22, a domestic sewage treatment integrated device with land saving effect is disclosed; the device comprises a biological membrane hydrolysis acidification tank, an anoxic moving bed biological membrane reaction tank, an aerobic moving bed biological membrane reaction tank, a biological flocculation tank and an inclined tube sedimentation tank which are connected in sequence. The sewage to be treated directly enters the bottom of the hydrolysis acidification tank through the water distribution pipe, the sewage enters the anoxic moving bed biomembrane reaction tank after coming out of the hydrolysis acidification tank, denitrification reaction is carried out under the anoxic condition, nitrate nitrogen in the sewage is reduced to N2 to be removed, then the sewage enters the aerobic moving bed biomembrane reaction tank after coming out of the anoxic moving bed biomembrane reaction tank, and the solid-liquid separation effect is ensured through the double sedimentation effect of the biological flocculation tank and the inclined tube sedimentation tank under the aerobic condition. The disadvantages of the patent are that: the structure is complicated, and the overall cost is higher.
SUMMERY OF THE UTILITY MODEL
1. Problems to be solved
To the problem that sewage treatment cost is high among the prior art, sewage treatment effect is poor, the utility model provides an aeration backward flow integration sewage treatment device. The utility model discloses an aeration pump had both realized giving the aeration of good oxygen pond, and through being connected the solution of nitrifying backward flow in realizing the sedimentation tank with air stripping reflux unit again for aeration pump has multiple use, practices thrift equipment use cost, and sewage carries out physics interception adsorption treatment and biochemical treatment in each pond in the box, makes water purifying effect good.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides an aeration backward flow integration sewage treatment device, includes anaerobic filter, oxygen deficiency pond, good oxygen pond and the sedimentation tank that sets gradually in the box, is provided with the inlet tube on the anaerobic filter, is provided with the outlet pipe on the sedimentation tank, is provided with the air stripping reflux unit in the sedimentation tank, and the air stripping reflux unit is connected with the oxygen deficiency pond, still including setting up the equipment room outside the box, is provided with the aeration pump in the equipment room, and the aeration pump is to good oxygen pond and air stripping reflux unit air feed.
Furthermore, the gas stripping reflux device comprises a water pipe and an air pipe, the water pipe is connected with the air pipe through an elbow, the air pipe is connected with the aeration pump, and the water pipe is connected with the anoxic tank through a nitrifying liquid reflux pipe arranged in the sedimentation tank.
Furthermore, a suspension ball filler is arranged in the anoxic tank, and an Ackmann ecological base filler is arranged in the aerobic tank.
Furthermore, the suspension ball filler and the Ackman ecological base filler are fixed through a support, and the support is detachably connected with the anoxic tank and the aerobic tank respectively.
Furthermore, a tubular aerator is arranged in the aerobic tank and connected with an aeration pump, and the tubular aerator is fixed in the aerobic tank through a plurality of aeration branch pipes.
Furthermore, the plurality of aeration branch pipes are connected through flanges.
Furthermore, a branch pipe ball valve is arranged on the aeration branch pipe.
Furthermore, porous concrete bricks which are regularly arranged are arranged at the bottom of the anaerobic filter tank, and aerated concrete filler is arranged above the porous concrete bricks.
Furthermore, two adjacent pools in the box body are separated by a partition plate, and the two adjacent pools are connected with a water passing pipe through a water outlet weir.
Furthermore, the effluent weir in each pool is arranged at the upper part of the pool, one end of the water passing pipe is connected with the effluent weir, and the other end of the water passing pipe extends into the bottom of the adjacent pool.
3. Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model arranges the air stripping reflux device in the sedimentation tank to replace the traditional reflux pump, on one hand, the aeration of the aerobic tank is realized through the aeration pump, on the other hand, the nitrification liquid reflux in the sedimentation tank is realized through the connection with the air stripping reflux device, so that the aeration pump has multiple purposes, and the use cost of the equipment is saved; the sewage is subjected to physical interception adsorption treatment and biochemical treatment sequentially through each functional tank arranged in the box body, so that the sewage treatment effect is good, and the sewage treatment efficiency is improved;
(2) the utility model arranges the suspension ball filler in the anoxic tank to facilitate the adsorption of anoxic microorganisms in the sewage, arranges the Aceman ecological base filler in the aerobic tank to facilitate the adsorption of aerobic microorganisms in the sewage, and the suspension ball filler and the Aceman ecological base filler form a double-mud-film environment, thereby increasing the activated sludge concentration of the anoxic tank and the aerobic tank and more efficiently realizing the removal of pollutants in the sewage;
(3) the suspension ball filler and the Ackmann ecological base filler in the utility model are fixed by the bracket, thereby improving the stability of the filler and ensuring that the filler can not influence the microorganism adsorption due to the sewage impact dispersion; the support is detachably connected with the aerobic tank and the anoxic tank, so that the filler is conveniently taken out and the support is conveniently maintained and replaced;
(4) the tubular aerator is arranged in the aerobic tank, the tubular aerator can uniformly supply oxygen to the aerobic tank, and the oxygen conversion rate is high and the energy consumption is low; the tubular aerator is fixed in the aerobic tank through a plurality of aeration branch pipes, so that the stability of the tubular aerator is improved, and the tubular aerator can work smoothly; the plurality of aeration branch pipes are connected through flanges, so that the connection relationship is stable and the disassembly is easy;
(5) the utility model arranges the porous concrete bricks which are regularly arranged at the bottom in the anaerobic filter tank, the pores of the porous concrete bricks are bigger to prevent the anaerobic filter tank from being blocked, and the water inlet of the anaerobic filter tank is evenly distributed; the upper part is provided with aerated concrete filler for adsorbing and removing phosphorus from sewage, so that the effect of removing phosphorus without discharging sludge is achieved;
(6) the tanks in the box body of the utility model are separated by the baffle plate, so that the working independence performance between the tanks is ensured; the two adjacent tanks are connected through the water outlet weir and the water pipe to convey water flow, and the anaerobic filter tank, the anoxic tank, the aerobic tank and the sedimentation tank realize water outlet from the bottom to the upper part, so that the fluidity of sewage is improved, and the short flow of sewage in each tank is avoided; and the box is glass steel material, under the prerequisite of guaranteeing structural strength, glass steel's box antiseptic effect is better than the box of carbon steel material to whole weight is lighter, convenient transportation.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
fig. 2 is a plan view of the present invention.
In the figure: 1. a device room; 11. an aeration pump; 12. a control system; 2. an anaerobic filter; 21. a water inlet pipe; 22. porous concrete bricks; 23. an aerated concrete filler; 24. a first effluent weir; 3. an anoxic tank; 31. a first water passing pipe; 32. filling suspended balls; 33. a vertical return pipe; 34. refluxing the square tube; 35. a second effluent weir; 4. an aerobic tank; 41. a tubular aerator; 42. a second water passing pipe; 43. an aeration branch pipe; 44. acoman ecological base filler; 45. a support; 46. a flange; 47. a branch pipe ball valve; 48. a gas stripping return pipe ball valve; 49. a third effluent weir; 5. a sedimentation tank; 51. a gas stripping reflux unit; 52. honeycomb filler; 53. a fourth effluent weir; 54. a nitrifying liquid return pipe; 55. gas stripping reflux gas supply pipe; 56. a third water pipe; 57. a water outlet pipe; 6. and (4) a box body.
Detailed Description
The invention will be further described with reference to specific embodiments and drawings.
Example 1
As shown in fig. 1 and 2, an aeration and reflux integrated sewage treatment device comprises an anaerobic filter 2, an anoxic filter 3, an aerobic filter 4 and a sedimentation filter 5 which are sequentially arranged in a box body 6, wherein the anaerobic filter 2 is provided with a water inlet pipe 21, and specifically, the water inlet pipe 21 is arranged at the bottom of the anaerobic filter 2; the sedimentation tank 5 is provided with a water outlet pipe 57, the sedimentation tank 5 is internally provided with a gas stripping reflux device 51, the gas stripping reflux device 51 is connected with the anoxic tank 3, the sedimentation tank also comprises an equipment room 1 arranged outside the box body 6, an aeration pump 11 is arranged in the equipment room 1, and the aeration pump 11 supplies air to the aerobic tank 4 and the gas stripping reflux device 51; the aeration pump 11 enters the aerobic tank 4 through a pipeline for air supply, and the gas stripping reflux device 51 is connected with the pipeline through a gas stripping reflux air supply pipe 55 so that the aeration pump 11 supplies air to the gas stripping reflux device 51; specifically, the gas stripping reflux device 51 comprises a gas pipe and a water pipe, the gas pipe is connected with the water pipe through an elbow, the gas pipe is connected with a gas stripping reflux common gas pipe 55, the water pipe is connected with a nitrifying liquid reflux pipe 54 arranged in the sedimentation tank 5, one end of the nitrifying liquid reflux pipe 54 is connected with the water pipe, the other end of the nitrifying liquid reflux pipe 54 is connected with the anoxic tank 3 through a reflux square pipe 34 to realize nitrifying liquid reflux, preferably, the gas stripping reflux device further comprises a vertical reflux pipe 33, one end of the vertical reflux pipe 33 is connected with the reflux square pipe 34, the other end of the vertical reflux pipe extends into the bottom of the anoxic tank 3, and the refluxed nitrifying liquid can reflux to; the utility model discloses a gas stripping reflux unit 51 replaces traditional backwash pump, provides the aerobic tank 4 for gas on the one hand through aeration pump 11, on the other hand provides gas for gas reflux unit 51, and gas pressure will nitrify the liquid pressure and realize nitrifying the liquid backward flow in nitrifying the liquid back flow 54, and the energy consumption is little, and is easy and simple to handle for aeration pump 11 has multiple use, practices thrift equipment use cost; and preferably, a control system 12 is also arranged in the equipment room 1, the control system 12 controls the work of the aeration pump 11 and each pool in the box body 6, the labor intensity of operators is reduced, the control system 12 in a field manual or computer automatic mode is used for controlling the sewage treatment process, and the operation and management are convenient.
In addition, specifically, the anoxic tank 3 is internally provided with a suspension ball filler 32, the aerobic tank 4 is internally provided with an Aceman ecological base filler 33, the suspension ball filler 32 is convenient for the adsorption of anoxic microorganisms in sewage, the Aceman ecological base filler 33 is convenient for the adsorption of aerobic microorganisms in sewage, and the suspension ball filler 32 and the Aceman ecological base filler 33 form a double-sludge-film environment, so that the microorganisms are efficiently attached to the filler, the active sludge concentration of the anoxic tank 3 and the active sludge concentration of the aerobic tank 4 are increased, and the removal of pollutants in sewage is more efficiently realized; the honeycomb filler 52 is arranged in the sedimentation tank 5, so that the adsorption effect on pollutants in the water body is achieved, and impurities in the water body are effectively removed; the bottom of the anaerobic filter 2 is provided with porous concrete bricks 22 which are regularly arranged, so as to play a role of water distribution; because the porous concrete bricks 22 have larger pores, the blockage of water flow on the porous concrete bricks 22 is not easy to cause, the aerated concrete filler 23 is arranged above the concrete bricks 22, and the aerated concrete filler 23 is irregularly arranged at the upper part of the porous concrete bricks 22, so that the contact area between the aerated concrete filler 23 and sewage is increased, and the dephosphorization effect is improved; the utility model has the advantages that sewage is firstly adsorbed and dephosphorized by the porous concrete bricks 22 and the aerated concrete filler 23, the effect of removing phosphorus without discharging sludge is achieved, the manufacture is simple and convenient, the adsorption effect is good, and the problem of difficult phosphorus removal of sewage treatment equipment is solved; then the impurities are adsorbed and purified by the fillers in the anoxic tank 3, the aerobic tank 4 and the sedimentation tank 5 in sequence, and finally the impurities are discharged through a water outlet pipe 57 on the sedimentation tank 5; the sewage is treated by each pool in the box body 6 to effectively remove organic matters and total phosphorus content, and the whole sewage treatment effect is better. Preferably, the suspension ball filler 32 and the Ackmann ecological base filler 33 are both fixed by the bracket 45, so that the stability of the filler is improved, and the filler is prevented from influencing microbial adsorption due to sewage impact dispersion; and the support 45 is equally divided into detachable connections with the anoxic tank 3 and the aerobic tank 4, so that the filler can be conveniently taken out and the support 45 can be conveniently maintained and replaced.
Example 2
Basically as in example 1, preferably, a tubular aerator 41 is further disposed in the aerobic tank 4, specifically, the tubular aerator 41 is a liftable tubular aerator, the tubular aerator 41 can be lifted out of the aerobic tank 4, so that maintenance and management are facilitated, the tubular aerator 41 can uniformly supply oxygen to the aerobic tank 4, and the oxygen conversion rate is high and the energy consumption is low; the tubular aerator 41 is connected with the aeration pump 11, and the tubular aerator 41 is fixed in the aerobic tank 4 through a plurality of aeration branch pipes 43, so that the stability of the tubular aerator 41 is improved, the tubular aerator is smooth to work, and the tubular aerator 41 is convenient to maintain; more specifically, the plurality of aeration branch pipes 43 are connected through the flange 46, so that the connection relationship is stable, the assembly and disassembly are convenient, and the replacement is easy; the branch pipe ball valve 47 is arranged on the aeration branch pipe 43 and is used for adjusting the dissolved oxygen amount in the aerobic tank 4, and the branch pipe ball valve 47 adjusts the dissolved oxygen amount in the aerobic tank 4 to provide a proper environment for the growth of microorganisms due to different dissolved oxygen requirements of microorganism growth environments, so that the activity of the microorganisms is higher, and the sewage treatment capacity is enhanced; the gas stripping reflux air supply pipe 55 is provided with a gas stripping reflux pipe ball valve 48 for adjusting the reflux quantity of the nitrifying liquid and enhancing the sewage treatment capacity.
Example 3
Basically as in example 2, preferably, two adjacent tanks in the box 6 are separated by a partition plate to ensure independent performance of operation between each other; and the two adjacent pools are connected with a water pipe through a water outlet weir; the effluent weir in each pool is arranged at the upper part of the pool, one end of the water pipe is connected with the effluent weir, and the other end of the water pipe extends into the bottom of the adjacent pool; specifically, a first effluent weir 24 is arranged at the upper part of the anaerobic filter tank 2, a second effluent weir 35 is arranged at the upper part of the anoxic filter tank 3, a third effluent weir 49 is arranged at the upper part of the aerobic filter tank 4, a fourth effluent weir 53 is arranged at the upper part of the sedimentation tank 5, the first effluent weir 24 is connected with one end of a first water passing pipe 31, and the other end of the first water passing pipe 31 extends into the bottom of the anoxic filter tank 3 to finish water inlet; the second effluent weir 35 is connected with one end of a second water passing pipe 42, and the other end of the second water passing pipe 42 extends into the bottom of the aerobic tank 4 to finish water inflow; the third effluent weir 49 is connected with one end of a third water passing pipe 56, and the other end of the third water passing pipe 56 extends into the bottom of the sedimentation tank 5 to finish water inflow; the fourth effluent weir 53 is connected with the water outlet pipe 57 to finish water outlet; the bottom of each tank is filled with water, and the upper part of each tank is drained, so that the fluidity of sewage is improved, and the short flow of the sewage in each tank is avoided; preferably, the box 6 is made of glass fiber reinforced plastic, so that the box made of glass fiber reinforced plastic has better anti-corrosion effect than the box made of carbon steel on the premise of ensuring the structural strength, and is lighter in overall weight and convenient to transport.
The examples of the utility model are only right the utility model discloses a preferred embodiment describes, and not right the utility model discloses design and scope are injectd, do not deviate from the utility model discloses under the prerequisite of design idea, the field engineering technical personnel are right the utility model discloses a various deformation and improvement that technical scheme made all should fall into the protection scope of the utility model.
Claims (10)
1. The utility model provides an aeration reflux integration sewage treatment device, includes anaerobic filter (2), oxygen deficiency pond (3), good oxygen pond (4) and sedimentation tank (5) that set gradually in box (6), is provided with inlet tube (21) on anaerobic filter (2), is provided with outlet pipe (57) on sedimentation tank (5), is provided with air stripping reflux unit (51) in sedimentation tank (5), and air stripping reflux unit (51) are connected its characterized in that with oxygen deficiency pond (3): the device also comprises an equipment room (1) arranged outside the box body (6), wherein an aeration pump (11) is arranged in the equipment room (1), and the aeration pump (11) supplies air to the aerobic tank (4) and the air stripping reflux device (51).
2. An aeration reflux integrated sewage treatment device according to claim 1, characterized in that: the gas stripping reflux device (51) comprises a water pipe and an air pipe, the water pipe is connected with the air pipe through an elbow, the air pipe is connected with the aeration pump (11), and the water pipe is connected with the anoxic tank (3) through a nitrifying liquid reflux pipe (54) arranged in the sedimentation tank (5).
3. An aeration reflux integrated sewage treatment device according to claim 1, characterized in that: a suspension ball filler (32) is arranged in the anoxic tank (3), and an Ackman ecological base filler (33) is arranged in the aerobic tank (4).
4. An aeration reflux integrated sewage treatment device according to claim 3, characterized in that: the suspension ball filler (32) and the Ackman ecological base filler (33) are fixed through a support (45), and the support (45) is detachably connected with the anoxic tank (3) and the aerobic tank (4).
5. An aeration and reflux integrated sewage treatment apparatus according to claim 1 or 3, wherein: the aerobic tank (4) is also internally provided with a tubular aerator (41), the tubular aerator (41) is connected with the aeration pump (11), and the tubular aerator (41) is fixed in the aerobic tank (4) through a plurality of aeration branch pipes (43).
6. An aeration reflux integrated sewage treatment device according to claim 5, wherein: the aeration branch pipes (43) are connected through flanges (46).
7. An aeration reflux integrated sewage treatment device according to claim 6, characterized in that: a branch pipe ball valve (47) is arranged on the aeration branch pipe (43).
8. An aeration reflux integrated sewage treatment device according to claim 1, characterized in that: porous concrete bricks (22) which are regularly arranged are arranged at the bottom of the anaerobic filter (2), and aerated concrete fillers (23) are arranged above the porous concrete bricks (22).
9. An aeration reflux integrated sewage treatment device according to claim 1, characterized in that: two adjacent pools in the box body (6) are separated by a partition plate, and the two adjacent pools are connected with a water passing pipe through a water outlet weir.
10. An aeration reflux integrated sewage treatment device according to claim 9, wherein: the effluent weir in each pool is arranged on the upper part of the pool, one end of the water pipe is connected with the effluent weir, and the other end of the water pipe extends into the bottom of the adjacent pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020091026.2U CN211734119U (en) | 2020-01-15 | 2020-01-15 | Aeration and reflux integrated sewage treatment equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020091026.2U CN211734119U (en) | 2020-01-15 | 2020-01-15 | Aeration and reflux integrated sewage treatment equipment |
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| CN211734119U true CN211734119U (en) | 2020-10-23 |
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| CN202020091026.2U Active CN211734119U (en) | 2020-01-15 | 2020-01-15 | Aeration and reflux integrated sewage treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113943052A (en) * | 2021-11-01 | 2022-01-18 | 深圳市瑞清环保科技有限公司 | Container sewage treatment equipment for module assembly |
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2020
- 2020-01-15 CN CN202020091026.2U patent/CN211734119U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113943052A (en) * | 2021-11-01 | 2022-01-18 | 深圳市瑞清环保科技有限公司 | Container sewage treatment equipment for module assembly |
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