CN105461049A - CIT biological membrane rotating disc reactor - Google Patents
CIT biological membrane rotating disc reactor Download PDFInfo
- Publication number
- CN105461049A CN105461049A CN201510964866.9A CN201510964866A CN105461049A CN 105461049 A CN105461049 A CN 105461049A CN 201510964866 A CN201510964866 A CN 201510964866A CN 105461049 A CN105461049 A CN 105461049A
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- CN
- China
- Prior art keywords
- disc
- groove
- rotating shaft
- cit
- microbial film
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/08—Aerobic processes using moving contact bodies
- C02F3/082—Rotating biological contactors
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a CIT biological membrane rotating disc reactor. A rotating disc assembly of the reactor comprises a rotary shaft and a group of disc pieces sequentially arranged on the rotary shaft at intervals; when the reactor works, sewage to be treated is contained in a reaction groove, a driving device drives a rotating disc to rotate through driving the rotary shaft, in the rotating process, the sewage forms a layer of water film on the surface of the rotating disc, the water film absorbs oxygen from the air and supplies the oxygen to a biological membrane, and microorganisms perform oxygenolysis on pollutants in the sewage; along with the rotation of the disc pieces, a process of organic matter adsorbing, oxygen absorbing and oxygenolysis is performed; the process is circulated repeatedly, so that the organic matters in wastewater are continuously decomposed and oxidized, and the wastewater is purified. The optimally designed CIT biological membrane rotating disc reactor is simple in structure and reasonable in design; arc-shaped grooves are designed in the disc pieces, so that the contact area between the sewage and the biological membrane is greatly increased and the flow speed of the sewage on the surfaces of the disc pieces is increased, thus greatly improving the purification efficiency and the purification effect.
Description
Technical field
The present invention relates to technical field of sewage, particularly relate to a kind of CIT microbial film disk reactor.
Background technology
Blodisc (rotatingbiologicaldisk) is a kind of efficient, the economic biological sewage treatment equipment grown up on basis, biological filter.By tank be partially submerged in the biological treatment structures that the rotation disk body in sewage forms.The microbial film that disc surfaces grows contacts the oxygen in groove in dirty water and air repeatedly, makes sewage obtain purification.Blodisc technique is the one of biomembrance process dirty water living creature processing technique, it is the artificial-strengthening of sewage irrigation and land treatment systems, this facture makes the microorganism of bacterium and mushroom, microfauna growth reproduction on blodisc filling carrier of protozoon one class, forms membranaceous biological mud---microbial film.Sewage after settling tank primary treatment with biofilm contact, the organic pollutant in the microorganism panning sewage on microbial film, as nutrition, makes sewage be purified.In pneumatic blodisc, the dissolved oxygen needed for microbial metabolism is by being located at the aeration tube supply on the downside of blodisc.Turn gold surface and be covered with airhood, the air-operated drive airhood discharged from aeration tube makes to turn gold and rotates, and when turning gold and leaving sewage, turn water layer gold surface being formed thin layer, water layer also absorbs dissolved oxygen from air.Be mainly used in the process of the low concentration wastewater such as municipal effluent, community life sewage.
Summary of the invention
For solving the technical problem existed in background technology, the present invention proposes a kind of CIT microbial film disk reactor.
A kind of CIT microbial film disk reactor that the present invention proposes, comprising: reactive tank, rotary disc assembly, drive unit;
Rotary disc assembly comprises rotating shaft and is arranged on the multiple discs in rotating shaft, multiple disc along rotor shaft direction successively interval arrange and vertical with rotating shaft, disc surface is provided with at least one groove extended from peripheral of disc to rotating shaft, and outside is coated with microbial film; Reactive tank top is provided with opening, and sidewall is provided with water-in and water outlet, rotating shaft in the horizontal plane along from water-in to water outlet direction arrange and rotating shaft two ends are arranged on reactive tank, disc is positioned at described opening part, and drive unit drives with rotating shaft and is connected.
Preferably, multiple disc is arranged along rotating shaft equi-spaced apart.
Preferably, disc has circular configuration, and rotating shaft is positioned at above reactive tank, and disc is coaxially arranged in rotating shaft and part is positioned at reactive tank.
Preferably, disc is positioned at the 30-50% that the area of reactive tank is the disc total area; Preferably, disc is positioned at the area of reactive tank is 40% of disc area.
Preferably, disc one side surface is provided with multiple first groove, and the first groove extends from peripheral of disc to rotating shaft, and the first groove has the arcuate structure of middle part to side projection.
Preferably, multiple first groove distributes along disc even circumferential.
Preferably, the side surface that disc is provided with the first groove is also provided with the first ring groove, and the first ring groove arranges along rotating shaft periphery and is communicated with the first groove.
Preferably, disc is provided with multiple second groove and the second ring groove away from a side surface of the first groove, second groove extends from peripheral of disc to rotating shaft, second groove has the arcuate structure of middle part to side projection, multiple second groove is along the distribution of disc even circumferential, and the second ring groove arranges along rotating shaft periphery and is communicated with the second groove.
Preferably, the first groove is contrary with the second groove rotation direction.
Preferably, the first groove of adjacent two discs and the second groove are staggeredly arranged.
In the present invention, the CIT microbial film disk reactor proposed, its rotary disc assembly comprises rotating shaft and is disposed on one group of disc in rotating shaft successively, during work, treatment sewage is contained in reactive tank, drive unit drives dial rotation by drive shaft, in rotation process, sewage forms water membrane in disc surfaces, moisture film absorbs oxygen supply biofilm microorganisms and carries out oxygenolysis to the pollution substance in sewage from air, along with disc rotation, carry out the process of adsorb organic compound-oxygen uptake-oxygenolysis, iterative cycles like this, the organism in waste water is made constantly to decompose oxidation, waste water is purified.By the CIT microbial film disk reactor of above-mentioned optimization design, structure is simple, reasonable in design, by designing arc groove on disc, greatly improve sewage and biomembranous contact area and improve the flow velocity of sewage in disc surface, thus raising purification efficiency and decontamination effect improving greatly.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of CIT microbial film disk reactor that the present invention proposes.
Fig. 2 is the structural representation of the disc of a kind of CIT microbial film disk reactor that the present invention proposes.
Embodiment
As illustrated in fig. 1 and 2, Fig. 1 is the structural representation of a kind of CIT microbial film disk reactor that the present invention proposes, and Fig. 2 is the structural representation of the disc of a kind of CIT microbial film disk reactor that the present invention proposes.
With reference to Fig. 1 and 2, a kind of CIT microbial film disk reactor that the present invention proposes, comprising: reactive tank 1, rotary disc assembly, drive unit 2;
Multiple discs 4 that rotary disc assembly comprises rotating shaft 3 and is arranged in rotating shaft 3, multiple disc 4 along rotating shaft 3 direction successively interval arrange and vertical with rotating shaft 3, disc 4 surface is provided with at least one groove extended from disc 4 edge to rotating shaft 3, and disc 4 outside is coated with microbial film; Reactive tank 1 top is provided with opening, and sidewall is provided with water-in and water outlet, rotating shaft 3 in the horizontal plane along from water-in to water outlet direction arrange and rotating shaft 3 two ends are arranged on reactive tank 1, disc 4 is positioned at described opening part, and drive unit drives with rotating shaft 3 and is connected.
In the specific works process of the CIT microbial film disk reactor of the present embodiment, treatment sewage enters reactive tank from water-in, finally discharge from water outlet, drive unit drives dial rotation by drive shaft, in rotation process, sewage forms water membrane in disc surfaces, moisture film absorbs oxygen supply biofilm microorganisms and carries out oxygenolysis to the pollution substance in sewage from air, along with disc rotation, carry out the process of adsorb organic compound-oxygen uptake-oxygenolysis, iterative cycles like this, make the organism in waste water constantly decompose oxidation, waste water is purified.
In the specific design of rotary disc assembly, disc 4 has circular configuration, multiple disc 4 to be coaxially arranged in rotating shaft 3 and to arrange along rotating shaft 3 equi-spaced apart, rotating shaft 3 is positioned at above reactive tank 1, disc 4 part is positioned at reactive tank 1, the area that disc 4 is positioned at reactive tank 1 is the 30-50% of disc 4 area, is preferably 40%; Microbial film on guarantee disc 4 fully contacts with oxygen when processing sewage, ensures wastewater treatment efficiency.
In designing further, disc 4 one side surface is provided with multiple first groove and the first ring groove, first groove extends from disc 4 edge to rotating shaft 3, first groove has the arcuate structure of middle part to side projection, first ring groove arranges along rotating shaft 3 periphery and is communicated with the first groove, disc 4 is provided with multiple second groove and the second ring groove away from a side surface of the first groove, second groove extends from disc 4 edge to rotating shaft 3, second groove has the arcuate structure of middle part to side projection, multiple second groove distributes along disc 4 even circumferential, second ring groove arranges along rotating shaft 3 periphery and is communicated with the second groove, first groove is contrary with the second groove rotation direction, first groove and second groove of adjacent two discs are staggeredly arranged, when drive unit drives rotary disc assembly to rotate, make the turning direction of rotating disk identical with rotation direction, when dial rotation, sewage to enter between adjacent two discs and enters the first groove, after fully reacting with biofilm contact, flow back in reactive tank from first groove of the first ring groove through below, realize and biomembranous abundant reaction, in addition, first groove and second groove of adjacent two discs are staggeredly arranged, during the gap that sewage is entered between adjacent two discs, increase at the flow velocity of disc surface, improve reaction efficiency further.
In the present embodiment, the CIT microbial film disk reactor proposed, structure is simple, reasonable in design, its rotary disc assembly comprises rotating shaft and is disposed on one group of disc in rotating shaft successively, by designing arc groove on disc, greatly improving sewage and biomembranous contact area and improving the flow velocity of sewage in disc surface, thus raising purification efficiency and decontamination effect improving greatly.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (10)
1. a CIT microbial film disk reactor, is characterized in that, comprising: reactive tank (1), rotary disc assembly, drive unit (2);
Rotary disc assembly comprises rotating shaft (3) and is arranged on the multiple discs (4) in rotating shaft (3), multiple disc (4) along rotating shaft (3) direction successively interval arrange and vertical with rotating shaft (3), disc (4) surface is provided with at least one groove extended to rotating shaft (3) from disc (4) edge, and disc (4) outside is coated with microbial film; Reactive tank (1) top is provided with opening, and sidewall is provided with water-in and water outlet, rotating shaft (3) in the horizontal plane along from water-in to water outlet direction arrange and rotating shaft (3) two ends are arranged on reactive tank (1), disc (4) is positioned at described opening part, and drive unit drives with rotating shaft (3) and is connected.
2. CIT microbial film disk reactor according to claim 1, is characterized in that, multiple disc (4) is arranged along rotating shaft (3) equi-spaced apart.
3. CIT microbial film disk reactor according to claim 1, it is characterized in that, disc (4) has circular configuration, rotating shaft (3) is positioned at reactive tank (1) top, and disc (4) is coaxially arranged on rotating shaft (3) and goes up and be partly positioned at reactive tank (1).
4. CIT microbial film disk reactor according to claim 3, is characterized in that, the area that disc (4) is positioned at reactive tank (1) is the 30-50% of disc (4) area; Preferably, disc (4) be positioned at that the area of reactive tank (1) is disc (4) area 40%.
5. CIT microbial film disk reactor according to claim 3, it is characterized in that, disc (4) one side surface is provided with multiple first groove, first groove extends from disc (4) edge to rotating shaft (3), and the first groove has the arcuate structure of middle part to side projection.
6. CIT microbial film disk reactor according to claim 5, is characterized in that, multiple first groove distributes along disc (4) even circumferential.
7. CIT microbial film disk reactor according to claim 5, it is characterized in that, the side surface that disc (4) is provided with the first groove is also provided with the first ring groove, and the first ring groove arranges along rotating shaft (3) periphery and is communicated with the first groove.
8. CIT microbial film disk reactor according to claim 5, it is characterized in that, disc (4) is provided with multiple second groove and the second ring groove away from a side surface of the first groove, second groove extends from disc (4) edge to rotating shaft (3), second groove has the arcuate structure of middle part to side projection, multiple second groove is along the distribution of disc (4) even circumferential, and the second ring groove arranges along rotating shaft (3) periphery and is communicated with the second groove.
9. CIT microbial film disk reactor according to claim 8, is characterized in that, the first groove is contrary with the second groove rotation direction.
10. CIT microbial film disk reactor according to claim 8, is characterized in that, the first groove and second groove of adjacent two discs are staggeredly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964866.9A CN105461049A (en) | 2015-12-17 | 2015-12-17 | CIT biological membrane rotating disc reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964866.9A CN105461049A (en) | 2015-12-17 | 2015-12-17 | CIT biological membrane rotating disc reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105461049A true CN105461049A (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510964866.9A Pending CN105461049A (en) | 2015-12-17 | 2015-12-17 | CIT biological membrane rotating disc reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105461049A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110615583A (en) * | 2018-12-25 | 2019-12-27 | 王跃 | Efficient and environment-friendly sewage treatment device |
| CN113354192A (en) * | 2021-05-31 | 2021-09-07 | 江苏康源环保科技有限公司 | Urban domestic sewage combined biological nitrogen and phosphorus removal device and method |
| CN115093016A (en) * | 2022-06-14 | 2022-09-23 | 广州市市政工程设计研究总院有限公司 | Biological rotating disc sewage treatment system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995033694A1 (en) * | 1994-06-09 | 1995-12-14 | Envirex Inc. | Rotating contactor including cross flow media for the biological treatment of waste water |
| CN2517738Y (en) * | 2001-11-15 | 2002-10-23 | 凌建军 | Flow pushing aeration disk |
| CN102633355A (en) * | 2012-04-26 | 2012-08-15 | 苏州克莱茵环境工程有限公司 | Biological disk, biological revolving drum and integrated revolving drum type domestic sewage treater |
| CN203999249U (en) * | 2013-12-25 | 2014-12-10 | 沃特加德(北京)工程技术有限公司 | A kind of blodisc with inclined ribs disc |
| CN104496009A (en) * | 2014-12-20 | 2015-04-08 | 中国电建集团贵阳勘测设计研究院有限公司 | Method and device for treating waste water of starch processing industry |
| CN104817163A (en) * | 2015-05-13 | 2015-08-05 | 南京元凯生物能源环保工程有限公司 | Biological disk plate and biological disk plate reactor composed of same |
| CN105110457A (en) * | 2015-09-24 | 2015-12-02 | 桑德集团有限公司 | Piece combination structure of rotating bio-disc and assembly method thereof |
-
2015
- 2015-12-17 CN CN201510964866.9A patent/CN105461049A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995033694A1 (en) * | 1994-06-09 | 1995-12-14 | Envirex Inc. | Rotating contactor including cross flow media for the biological treatment of waste water |
| CN2517738Y (en) * | 2001-11-15 | 2002-10-23 | 凌建军 | Flow pushing aeration disk |
| CN102633355A (en) * | 2012-04-26 | 2012-08-15 | 苏州克莱茵环境工程有限公司 | Biological disk, biological revolving drum and integrated revolving drum type domestic sewage treater |
| CN203999249U (en) * | 2013-12-25 | 2014-12-10 | 沃特加德(北京)工程技术有限公司 | A kind of blodisc with inclined ribs disc |
| CN104496009A (en) * | 2014-12-20 | 2015-04-08 | 中国电建集团贵阳勘测设计研究院有限公司 | Method and device for treating waste water of starch processing industry |
| CN104817163A (en) * | 2015-05-13 | 2015-08-05 | 南京元凯生物能源环保工程有限公司 | Biological disk plate and biological disk plate reactor composed of same |
| CN105110457A (en) * | 2015-09-24 | 2015-12-02 | 桑德集团有限公司 | Piece combination structure of rotating bio-disc and assembly method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110615583A (en) * | 2018-12-25 | 2019-12-27 | 王跃 | Efficient and environment-friendly sewage treatment device |
| CN113354192A (en) * | 2021-05-31 | 2021-09-07 | 江苏康源环保科技有限公司 | Urban domestic sewage combined biological nitrogen and phosphorus removal device and method |
| CN115093016A (en) * | 2022-06-14 | 2022-09-23 | 广州市市政工程设计研究总院有限公司 | Biological rotating disc sewage treatment system |
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| C06 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160406 |
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| RJ01 | Rejection of invention patent application after publication |