CN207749018U - Multi-stage biological turntable integrated sewage treating apparatus - Google Patents
Multi-stage biological turntable integrated sewage treating apparatus Download PDFInfo
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- CN207749018U CN207749018U CN201721880042.4U CN201721880042U CN207749018U CN 207749018 U CN207749018 U CN 207749018U CN 201721880042 U CN201721880042 U CN 201721880042U CN 207749018 U CN207749018 U CN 207749018U
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- 239000010865 sewage Substances 0.000 title claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 113
- 238000004062 sedimentation Methods 0.000 claims abstract description 53
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 49
- 238000001914 filtration Methods 0.000 claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims description 49
- 238000010992 reflux Methods 0.000 claims description 38
- 230000010354 integration Effects 0.000 claims description 10
- 239000002893 slag Substances 0.000 claims description 9
- 239000010802 sludge Substances 0.000 claims description 8
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 238000006467 substitution reaction Methods 0.000 abstract description 2
- 230000001954 sterilising effect Effects 0.000 abstract 3
- 238000000034 method Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 238000001471 micro-filtration Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000011001 backwashing Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 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
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Biological Treatment Of Waste Water (AREA)
- Physical Water Treatments (AREA)
Abstract
The utility model discloses a kind of multi-stage biological turntable integrated sewage treating apparatus, belong to sanitary sewage disposal field.The equipment includes：Reaction tank, it is interior to be equipped with anoxic biological rotating disk device, aerobe rotating-table apparatus, mixed-liquor return pond, sedimentation basin, filtering ponds and the sterilization pool being sequentially communicated；Anoxic biological rotating disk device is equipped with water inlet end；Sterilization pool is equipped with total outlet pipe；Mixed-liquor return is respectively equipped with propeller and refluence control device in pond；Perpendicular stream settler is equipped in sedimentation basin；Microporous filter is equipped in filtering ponds；Ultra violet sterilizer is equipped in sterilization pool.The equipment can realize that anoxic and aerobic two-stage biological turntable biochemical treatment, setting mixed-liquor return pond substitution mixed-liquor return pump reduce power consumption；Vertical sedimentation tank is set in sedimentation basin, is taken up an area less.Biochemical equipment and advanced treatment device organically combine to form integrated sewage disposal assembly in the equipment, while ensureing each pollutant stably reaching standard, easy to operate.
Description
Technical Field
The utility model relates to a sewage treatment field especially relates to a multistage biological rotating disc integration sewage treatment device.
Background
Along with the increasing of the scale of villages and towns and the increasing of the economic level of villages and towns, the sewage discharge amount of the villages and the towns is rapidly increased, the total amount of the sewage discharged by the built towns without treatment is the sum of cities and counties according to the statistics of data of residential departments, and the total amount of the sewage discharged by the administrative villages without treatment is 1.5 times of the urban sewage. The new sewage treatment scale of villages and towns will exceed 3000 multiplied by 10 in 3-5 years in the future4m3And d, prying the investment by more than 3000 billion yuan. The sewage discharge standard is gradually improved, and part of regions already execute the first class A standard of pollutant discharge standard (GB18918-2002) of urban sewage treatment plants.
Aiming at the water quantity range of 300-5000 m3Village and town sewage treatment project with water outlet standard of first-level AAt present, a lot of processes are adopted in the market, but most of the processes are scattered and spliced around a main process, the unit separation causes the increase of the floor area, the increase of civil engineering and installation cost and the unsmooth hydraulic flow.
SUMMERY OF THE UTILITY MODEL
Based on the problem that above-mentioned prior art exists, the utility model provides a multistage biological rotating disc integration sewage treatment device, its convenient operation, operation maintenance convenience go out water and stabilize up to standard.
The utility model aims at realizing through the following technical scheme:
the embodiment of the utility model provides a multistage biological rotating disc integration sewage treatment device, include:
the reaction tank is internally provided with an anoxic biological rotating disk device, an aerobic biological rotating disk device, a mixed liquid reflux tank, a sedimentation tank, a filtering tank and a disinfection tank which are sequentially communicated;
the anoxic biological rotating disc device is provided with a water inlet end;
the disinfection tank is provided with a main water outlet pipe;
a propeller and an internal reflux control device are respectively arranged in the mixed liquid reflux pool;
a vertical flow sedimentation device is arranged in the sedimentation tank;
a microporous filtering device is arranged in the filtering tank;
an ultraviolet disinfection device is arranged in the disinfection tank.
By the above technical scheme the utility model provides a can see out, the embodiment of the utility model provides a multistage biological rotating disc integration sewage treatment device, its beneficial effect is:
the anaerobic biological rotating disc device, the aerobic biological rotating disc device, the mixed liquid backflow pool, the sedimentation pool, the filtering pool and the disinfection pool which are sequentially communicated are integrally arranged in the reaction pool to form the sewage treatment equipment which takes the multi-stage biological rotating disc as a main body and integrates the optimization of the whole process of the biochemical section, the mixed liquid backflow section, the sedimentation section, the filtering section and the disinfection section into an integrated structure, wherein the biochemical section utilizes the multi-stage biological rotating disc, adopts an internal backflow control device and a propeller to realize the backflow of the mixed liquid, does not need to be provided with a mixed liquid backflow pump, does not need aeration, saves energy and reduces consumption; the vertical flow sedimentation tank of the sedimentation section occupies a small area, so that the space is saved; the filtering section adopts a microporous filtering device, so that the impact load resistance is strong, the backwashing efficiency is high, the operation and maintenance are simple, and the blockage is not easy to occur; the disinfection section adopts ultraviolet disinfection, can automatically operate, does not need to add medicine, and the safe and stable effluent reaches the first-class A standard.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a plan view of an integrated multi-stage biological rotating disk device provided by an embodiment of the present invention;
FIG. 2 is a structural layout diagram of an integrated multi-stage biological rotating disk device provided by an embodiment of the present invention;
in the figure: 1-anoxic biological rotating disk device; 2-aerobic biological rotating disc device; 3-a mixed liquid reflux pool; 4-a sedimentation tank; 5-a filtering tank; 6-a disinfection tank; 7-anoxic biological rotating discs; 8-aerobic biological rotating disk; 9-a propeller; 10-internal reflux control means; 11-a central barrel; 12-a microfiltration device; 13-an ultraviolet disinfection device; 14-total water inlet pipe; 15-total water outlet pipe; 16-a water inlet of the anoxic biological rotating disc device; 17-a water inlet pipe of the sedimentation tank; 18-a water passing connecting groove; 19-water inlet of aerobic biological rotating disc device; 20-sludge bucket; 21-a scum baffle; 22-a weir; 23-a water collecting tank; 24-a water outlet of the sedimentation tank; 25-slag discharge groove; 26-slag discharge pipe.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Details not described in the embodiments of the present invention belong to the prior art known to those skilled in the art.
As shown in fig. 1 and 2, the embodiment of the utility model provides a multistage biological rotating disc integration sewage treatment device is one kind and combines biochemical treatment and advanced treatment to biochemical main part technology is the basis, with biochemistry, the different unit organic combination of mixed liquid backward flow, sediment, filtration, the different units of a plurality of functions of disinfection, forms one set and stabilizes that the effluent is up to standard, convenient operation, operation maintenance convenient integration sewage treatment device, include:
the reaction tank is internally provided with an anoxic biological rotating disk device, an aerobic biological rotating disk device, a mixed liquid reflux tank, a sedimentation tank, a filtering tank and a disinfection tank which are sequentially communicated;
the anoxic biological rotating disc device is provided with a water inlet end;
the disinfection tank is provided with a main water outlet pipe;
a propeller and an internal reflux control device are respectively arranged in the mixed liquid reflux pool;
a vertical flow sedimentation device is arranged in the sedimentation tank;
a microporous filtering device is arranged in the filtering tank;
an ultraviolet disinfection device is arranged in the disinfection tank.
In the integrated sewage treatment equipment, the anoxic biological rotating disk device and the aerobic biological rotating disk device are arranged at one end in parallel in the reaction tank, the water inlet end and the water outlet end of the anoxic biological rotating disk device are arranged in opposite directions to the water inlet end and the water outlet end of the aerobic biological rotating disk device, and the water inlet end of the anoxic biological rotating disk device is positioned in the middle part of the reaction tank;
a mixed liquid backflow pool is arranged at the outer sides of the water inlet end of the anoxic biological rotating disc device and the water outlet end of the aerobic biological rotating disc device, an internal backflow control device is arranged at the middle part of the mixed liquid backflow pool, a pool body at the front end of the backflow control device in the mixed liquid backflow pool is connected with the water inlet end of the anoxic biological rotating disc device, a main water inlet pipe is arranged on the pool body at the front end of the mixed liquid backflow pool, and the main water inlet pipe is connected with the water inlet end of the anoxic biological rotating disc device through the mixed liquid backflow pool; the tank body at the rear end of the reflux control device in the mixed liquid reflux tank is connected with the water outlet end of the aerobic biological rotating disk device;
the water outlet end of the anoxic biological rotating disk device and the outer side of the aerobic end of the aerobic biological rotating disk device are provided with water passing connecting grooves, and the water outlet end of the anoxic biological rotating disk device is connected with the water inlet end of the aerobic biological rotating disk device through the water passing connecting grooves;
a sedimentation tank, a filtering tank and a disinfection tank are arranged in parallel in the reaction tank outside the mixed liquid reflux tank;
a water inlet pipe of the sedimentation tank is communicated with the mixed liquid reflux tank;
the total water outlet pipe arranged on the disinfection tank and the total water inlet pipe arranged on the mixed liquid reflux tank are positioned at the same side of the reaction tank.
In the integrated sewage treatment equipment, the anoxic biological rotating disc device is internally provided with an anoxic biological rotating disc; the water inlet end of the anoxic biological rotating disc device consists of a plurality of water inlet holes on the pool wall of the anoxic biological rotating disc device, and the plurality of water inlet holes form a water distribution structure and are used as the water distribution end of the anoxic biological rotating disc device; preferably, the number of the water inlet holes on the tank wall of the anoxic biological rotating disk device is 16, and the aperture of each water inlet hole is 100mm multiplied by 100 mm;
the aerobic biological rotating disc device is internally provided with an aerobic biological rotating disc, the water inlet end of the aerobic biological rotating disc device consists of a plurality of water inlet holes on the wall of the tank of the aerobic biological rotating disc device, and the plurality of water inlet holes form a water distribution structure and are used as the water distribution end of the water inlet of the aerobic biological rotating disc device. Preferably, the number of the water inlet holes on the wall of the aerobic biological rotating disk device is 16 which are uniformly arranged, and the aperture of each water inlet hole is 100mm multiplied by 100 mm.
Among the above-mentioned integration sewage treatment device, upper portion is the settling zone in the sedimentation tank, and the lower part is for storing up mud district, and the vertical flow in this settling tank deposits the device and is: the central point puts and sets up the center tube in this sedimentation tank, sets up annular dross baffle around the center tube, and annular dross baffle periphery is the water catch bowl of being connected with the delivery port of this sedimentation tank, and the upper end of annular dross baffle sets up the overflow weir.
In the integrated sewage treatment equipment, the sludge storage area of the sedimentation tank is a sludge hopper with a conical structure.
In the above-mentioned integrated sewage treatment equipment, the slag discharge groove of the microporous filtering device in the filtering tank is connected to the slag discharge groove at the bottom of the microporous filtering device.
Among the above-mentioned integration sewage treatment device, ultraviolet disinfection device is two sets ofly, adopts the equidistant setting of tilting in the disinfection pond, and two sets of ultraviolet disinfection device are parallel to each other.
In the integrated sewage treatment equipment, a baffle is arranged between the filtering tank and the main water outlet pipe.
This integration sewage treatment device contains: a two-stage biochemical section, a mixed liquid reflux section, a precipitation section, a filtering section and a disinfection section;
a water inlet and two stages of biological rotating disc devices are arranged in the biochemical section, wherein the first stage is an anoxic biological rotating disc device, and the second stage is an aerobic biological rotating disc device;
a propeller and an internal reflux control device are arranged in the mixed liquid reflux section;
the sedimentation section adopts a vertical flow sedimentation tank;
the filter section adopts a microporous filter device;
the disinfection section is provided with an ultraviolet disinfection device and a water outlet.
In the equipment, the biochemical section is divided into two stages, the first stage is an anoxic biological rotating disk device, the submerging height of the disk is 90 percent, the stage mainly performs denitrification, the second stage is an aerobic biological rotating disk device, the submerging height of the disk is 40 percent, the stage mainly performs nitrification, the two-stage arrangement improves the efficiency of microbial denitrification and dephosphorization, and CODcr and BOD are effectively removed5。
In the equipment, the mixed liquid reflux section is regulated by the propeller and the internal reflux control device, the mixed liquid is delivered to the water distribution end of the first-stage anoxic biological rotating disc device and is fully mixed with the pretreated sewage, and the mixed liquid provides an organic carbon source and nitrate nitrogen for the denitrification environment.
Among the above-mentioned equipment, the upper portion is for settling zone, lower part in the vertical flow sedimentation tank is for storing up the mud district, and the vertical flow sedimentation tank center is equipped with a center section of thick bamboo, and center section of thick bamboo lateral wall is connected with the inlet tube, and center section of thick bamboo lower extreme is the bellmouth, and the bellmouth below is equipped with the reflecting plate, and the delivery port of settling zone is equipped with slag trap, water catch bowl and overflow weir.
Among the above-mentioned equipment, microfiltration device contains into a water section of thick bamboo, drive arrangement and disc, and the sewage that is handled through sedimentation tank 4 gets into the microfiltration device and intakes a section of thick bamboo, and drive arrangement makes the disc rotate at the uniform velocity, and the particulate matter that is greater than 10um is held back at the disc inboard, and the suspended solid that the disc inboard was held back falls into V-arrangement and arranges the cinder notch, and muddy water mixed liquid discharges into the mud-storage tank through the action of gravity, and back flush unit washes the disc through high pressure water head.
In the above apparatus, the ultraviolet disinfection device is disposed in the reaction zone in an inclined manner, and one set of ultraviolet disinfection device is disposed in parallel in two groups.
The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the embodiment of the present invention is: the biochemical section (the first stage is an anoxic biological rotating disc device, the second stage is an aerobic biological rotating disc device), the mixed liquid backflow section, the precipitation section, the filtering section and the disinfection section are arranged in the reaction tank, the biochemical reaction, the precipitation, the filtering and the disinfection are optimized and integrated into an integrated sewage treatment device, and the integrated sewage treatment device takes the multistage biological rotating disc as a main process and is used for treating sewage in villages and towns.
The plane layout structure of the treatment equipment is shown in figure 1, and the treatment equipment is formed by integrating an anoxic biological rotating disc device 1, an aerobic biological rotating disc device 2, a mixed liquid reflux pool 3, a sedimentation pool 4, a filter pool 5 and a disinfection pool 6 which are arranged in a reaction pool; the equipment is respectively provided with an anoxic biological rotating disk 7, an aerobic biological rotating disk 8, a propeller 9, an internal reflux control device 10, a central cylinder 11, a microporous filtering device 12 and an ultraviolet disinfection device 13.
The treatment process of the treatment equipment is shown in figure 2, pretreated sewage enters a water distribution end at the front end of an anoxic biological rotating disk device 1 from a main water inlet pipe 14 and a front end tank body of a mixed liquid backflow tank and is mixed with a mixed liquid from a mixed liquid backflow tank 3, the backflow amount is controlled to be 200% -300% (the mixed liquid is controlled by an internal backflow control device and a propeller), the sewage enters the tank body through a plurality of water inlet holes 16 arranged at the water distribution end at the front end of the anoxic biological rotating disk device 1, the water inlet holes are uniformly distributed, and the aperture size is 100mm multiplied by 100mm, so that the anoxic biological rotating disk device 1 can uniformly feed water, and the occurrence probability of overweight of a rotating disk is reduced; a part of the sewage enters the sedimentation tank 4 through the water inlet pipe 17 of the sedimentation tank 4.
The sewage treated by the anoxic biological rotating disk device 1 reaches the water distribution end of the aerobic biological rotating disk device 2 through the two-stage biological rotating disk water passing connecting groove 18, and enters the aerobic biological rotating disk device 2 through the plurality of water inlet holes 19, the water inlet holes are uniformly distributed, the aperture is 100mm multiplied by 100mm, after the biochemical treatment of the aerobic biological rotating disk device 2, the sewage enters the mixed liquid reflux pool 3, a part of the effluent enters the sedimentation pool 4, and a part of the effluent controls the opening of the internal reflux control device 10 under the mutual matching control of the propeller 9 and the internal reflux control device 10, so as to control the reflux amount (reflux amount is 200-300 percent) of the mixed liquid, achieve the constantly circulating stable state, adjust the DO value and the oxidation-reduction potential in the sewage, and ensure the denitrification and dephosphorization effects.
The sewage entering the sedimentation tank 4 firstly flows downwards into the bottom of the sedimentation tank 4 through the central cylinder 11, sludge is precipitated to the sludge hopper 20 under the action of gravity, the sewage flows upwards from the bottom of the sedimentation tank 4, and after being intercepted by the scum baffle 21, the sewage enters the sedimentation tank water collecting tank 23 through the overflow weir 22, and finally the sewage flows into the filtering tank 5 through the water outlet 24; sewage enters the water inlet cylinder of the micro-pore filtering device, and particulate matters larger than 10um are intercepted on the inner side of the disc. The backwashing device is started and stopped through liquid level control, the disc is washed through the high-pressure water head after being started, suspended matters intercepted on the inner side of the disc fall into the V-shaped slag discharging groove 25, and muddy water mixed liquid is discharged into the mud storage device through the slag discharging pipe 26.
The sewage after advanced treatment by the microporous filtering device enters the disinfection tank 6, and is discharged by the main water outlet pipe 15 after being disinfected and sterilized by the ultraviolet disinfection device 13.
The integrated sewage treatment equipment of the utility model is internally provided with a biochemical section, a mixed liquid reflux section, a sedimentation section, a filtration section and a disinfection section in sequence; the water inlet is arranged in the biochemical section, and the water outlet is arranged in the disinfection section; an anoxic type and an aerobic type two-stage biological rotating disk and a reflux device are arranged in the biochemical section; the sedimentation section uses a vertical flow sedimentation tank; the filtering section is provided with a microporous filtering device; the disinfection section adopts an ultraviolet disinfection device. The biochemical section is a two-stage biological rotating disc device (anoxic and aerobic), porous uniform water inlet is adopted, an internal reflux control device is utilized to adjust the reflux quantity of the mixed liquid, a mixed liquid reflux pump is replaced, and the power consumption is reduced; the sedimentation section adopts a vertical flow sedimentation tank, so that the occupied area is small; the filtering section adopts a microporous filtering device; the disinfection section uses an ultraviolet disinfection device. The biochemical unit and the advanced treatment unit are organically combined to form a sewage treatment assembly, and meanwhile, the stable standard reaching of each pollutant and the convenient operation are ensured.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a multistage biological rotating disc integration sewage treatment device which characterized in that includes:
the reaction tank is internally provided with an anoxic biological rotating disk device, an aerobic biological rotating disk device, a mixed liquid reflux tank, a sedimentation tank, a filtering tank and a disinfection tank which are sequentially communicated; wherein,
the anoxic biological rotating disc device is provided with a water inlet end;
the disinfection tank is provided with a main water outlet pipe;
a propeller and an internal reflux control device are respectively arranged in the mixed liquid reflux pool;
a vertical flow sedimentation device is arranged in the sedimentation tank;
a microporous filtering device is arranged in the filtering tank;
an ultraviolet disinfection device is arranged in the disinfection tank.
2. The multi-stage biological rotating disk integrated sewage treatment equipment according to claim 1, wherein the anoxic biological rotating disk device and the aerobic biological rotating disk device are arranged in parallel at one end of the reaction tank, the water inlet end and the water outlet end of the anoxic biological rotating disk device are arranged in opposite directions to the water inlet end and the water outlet end of the aerobic biological rotating disk device, and the water inlet end of the anoxic biological rotating disk device is arranged in the middle of the reaction tank;
a mixed liquid backflow pool is arranged outside the water inlet end of the anoxic biological rotating disc device and the water outlet end of the aerobic biological rotating disc device, the inner backflow control device is arranged in the middle of the mixed liquid backflow pool, a pool body at the front end of the backflow control device in the mixed liquid backflow pool is connected with the water inlet end of the anoxic biological rotating disc device, a main water inlet pipe is arranged on the pool body at the front end of the mixed liquid backflow pool, and the main water inlet pipe is connected with the water inlet end of the anoxic biological rotating disc device through the mixed liquid backflow pool; the tank body at the rear end of the reflux control device in the mixed liquid reflux tank is connected with the water outlet end of the aerobic biological rotating disk device;
the water outlet end of the anoxic biological rotating disk device and the outer side of the aerobic end of the aerobic biological rotating disk device are provided with water passing connecting grooves, and the water outlet end of the anoxic biological rotating disk device is connected with the water inlet end of the aerobic biological rotating disk device through the water passing connecting grooves;
the sedimentation tank, the filtering tank and the disinfection tank are arranged in parallel in the reaction tank outside the mixed liquid reflux tank;
a water inlet pipe of the sedimentation tank is communicated with the mixed liquid reflux tank;
the total water outlet pipe arranged on the disinfection tank and the total water inlet pipe arranged on the mixed liquid reflux tank are positioned at the same side of the reaction tank.
3. The multi-stage biological rotating disk integrated sewage treatment equipment according to claim 1 or 2, wherein an anoxic biological rotating disk is arranged in the anoxic biological rotating disk device; the water inlet end of the anoxic biological rotating disk device consists of a plurality of water inlet holes on the wall of the anoxic biological rotating disk device;
the aerobic biological rotating disc device is internally provided with an aerobic biological rotating disc, and the water inlet end of the aerobic biological rotating disc device consists of a plurality of water inlet holes on the wall of the tank of the aerobic biological rotating disc device.
4. The multi-stage biological rotating disk integrated sewage treatment equipment as claimed in claim 1 or 2, wherein the number of the water inlet holes on the tank wall of the anoxic biological rotating disk device is 16 which are uniformly arranged, and the aperture of each water inlet hole is 100mm x 100 mm;
the number of the water inlet holes on the wall of the aerobic biological rotating disk device is 16, and the aperture of each water inlet hole is 100mm multiplied by 100 mm.
5. The integrated sewage treatment equipment with the multi-stage biological rotating discs as claimed in claim 1 or 2, wherein the upper part in the sedimentation tank is a sedimentation area, the lower part is a sludge storage area, and the vertical flow sedimentation device in the sedimentation tank is characterized in that: a central pipe is arranged at the central position in the sedimentation tank, an annular scum baffle is arranged around the central pipe, a water collecting tank connected with a water outlet of the sedimentation tank is arranged at the periphery of the annular scum baffle, and an overflow weir is arranged at the upper end of the annular scum baffle.
6. The integrated sewage treatment device with the multi-stage biological rotating discs as claimed in claim 5, wherein the sludge storage area of the sedimentation tank is a sludge hopper with a conical structure.
7. The integrated sewage treatment equipment with the multi-stage biological rotating disc according to claim 1 or 2, wherein the slag discharge groove of the microporous filtering device in the filtering tank is connected to the slag discharge groove at the bottom of the microporous filtering device.
8. The integrated sewage treatment equipment of claim 1 or 2, wherein the ultraviolet disinfection devices are arranged in two groups, and are obliquely and equidistantly arranged in the disinfection tank, and the two groups of ultraviolet disinfection devices are parallel to each other.
9. The integrated sewage treatment equipment with the multi-stage biological rotating discs as claimed in claim 1 or 2, wherein a baffle is arranged between the filtering tank and the main water outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721880042.4U CN207749018U (en) | 2017-12-28 | 2017-12-28 | Multi-stage biological turntable integrated sewage treating apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721880042.4U CN207749018U (en) | 2017-12-28 | 2017-12-28 | Multi-stage biological turntable integrated sewage treating apparatus |
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| CN207749018U true CN207749018U (en) | 2018-08-21 |
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| CN201721880042.4U Active CN207749018U (en) | 2017-12-28 | 2017-12-28 | Multi-stage biological turntable integrated sewage treating apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109626568A (en) * | 2018-12-14 | 2019-04-16 | 桑德集团有限公司 | The modularization biological rotating disk multistage series sys-tems of deep treatment of domestic sewage |
| CN109678298A (en) * | 2019-01-25 | 2019-04-26 | 江苏汇合环保科技有限公司 | A kind of comprehensive integration sewage-treatment plant |
| CN115465940A (en) * | 2022-09-16 | 2022-12-13 | 江苏坤奕环境技术股份有限公司 | Biological membrane wastewater treatment reactor and treatment method |
-
2017
- 2017-12-28 CN CN201721880042.4U patent/CN207749018U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109626568A (en) * | 2018-12-14 | 2019-04-16 | 桑德集团有限公司 | The modularization biological rotating disk multistage series sys-tems of deep treatment of domestic sewage |
| CN109678298A (en) * | 2019-01-25 | 2019-04-26 | 江苏汇合环保科技有限公司 | A kind of comprehensive integration sewage-treatment plant |
| CN115465940A (en) * | 2022-09-16 | 2022-12-13 | 江苏坤奕环境技术股份有限公司 | Biological membrane wastewater treatment reactor and treatment method |
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