CN202643496U - Sewage treatment-dedicated system in process of bean product production - Google Patents
Sewage treatment-dedicated system in process of bean product production Download PDFInfo
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- CN202643496U CN202643496U CN 201220084260 CN201220084260U CN202643496U CN 202643496 U CN202643496 U CN 202643496U CN 201220084260 CN201220084260 CN 201220084260 CN 201220084260 U CN201220084260 U CN 201220084260U CN 202643496 U CN202643496 U CN 202643496U
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Abstract
A sewage treatment-dedicated system in the process of bean product production is characterized in that: the system includes an automatic grating filter device, the water outlet of the automatic grating filter device is connected with the water inlet pipeline of a water collection pool, the water outlet pipeline of the water collection pool is connected with a hydraulic grating filter device, the water outlet pipeline of the hydraulic grating filter device is connected with a regulating pool, the water outlet pipeline of the regulating pool is connected with the water inlet pipeline of a primary settling tank, the water outlet pipeline of the primary settling tank is connected with the water inlet pipeline of an intermediate water pool, the water outlet pipeline of the intermediate water pool is connected with an anaerobic reaction device, the water outlet of the anaerobic reaction device is connected with a denitrifying biological denitrification device, and the water outlet of denitrifying biological denitrification device is connected with the water inlet of a membrane biological treatment device. The sewage treatment-dedicated system is high in automatic degree, convenient for operation and management, simple in operation and flexible in running, helps to reduce the labor intensity of operators, reaches national emission standards with small cost, and helps to protect the environment and save the production cost.
Description
Technical field
The utility model belongs to environmental technology field, specifically just relates to the sewage disposal dedicated system in a kind of bean product production process
Background technology
The various dish that bean product are made are loved by the people, utilize various legume crops to make bean product in the history in existing thousands of years of China, needing to use a large amount of water in the bean product production process uses as starting material and cooling, the water that uses in the past production and the formed waste residue of making bean product are often all at will drained, environmental pollution is very big, along with the environmental protection meaning of entire society is more and more stronger, environmental problem more and more comes into one's own, the waste residue that bean product produce aborning and waste water must could discharge through after the purifying treatment according to the pertinent regulations of state, each bean product manufacturing enterprise has all set up the production waste treatment system, by Sewage treatment systems will produce purification of waste water that bean product produce up to standard after again discharging.
The bean product factory effluent contains large amount of organic matter, the nutrition such as ammonia nitrogen and suspension content are very high, usually do not have toxicity, the main harm that environment is caused is to make to be discharged waters generation eutrophication, so that Dissolved Oxygen in Water reduces greatly, hydrobiont and fish are brought certain impact, therefore qualified discharge after Bean Products Factory's factory effluent and sanitary sewage all are collected to waste water processing station and process through Sewage treatment systems, but the Sewage treatment systems of present bean product factory is generally just simply filtered and precipitation process, be equivalent to just simply bean product sewage carried out simple process, along with country to improving constantly that the bean product sewage discharge requires, the Sewage treatment systems that present existing bean product manufacturing enterprise uses can not reach country to the requirement of bean product manufacturing enterprise sewage drainage standard.
The utility model content
The purpose of this utility model provides the sewage disposal dedicated system in a kind of bean product production process, the mode that adopts the physics and chemistry facture to combine, improve the degree of purification of existing bean product factory effluent, satisfy the purifying treatment degree requirement of country to Bean Products Factory's factory effluent, met the environmental requirement of present society to producing.
Technical scheme
In order to realize above-mentioned technical purpose, design the sewage treatment process in a kind of bean product production process, at first be that wherein solid substance is collected and removed to waste water; Then to regulating balanced water quality and the water yield through the waste water of having removed solid substance; The 3rd step was removed suspended substance in the waste water to the waste water regulated through water quality and the water yield by the mode of gravity settling; The 4th step waste water that will remove suspended substance further adopts the anaerobic biological treatment process to remove most of organism in the waste water; The 5th step will have been removed most of organic waste water and adopted forward type denitrification biological denitrogenation technique binding film biologic treating technique, can safety dumping thereby soybean wastewater further is purified.
Further, the solid substance of removing in the described step 1 is that diameter is greater than the particle of 1mm.
Make the waste water acidifying by steam heating when further, regulating balanced water quality and the water yield in the described step 2.
Sewage disposal dedicated system in a kind of bean product production process that designs as stated above, it is characterized in that: it includes automatic grid filtration device, automatically the water outlet of grid filtration device is connected to the inlet channel of water collecting basin, the outlet conduit of water collecting basin is connected to waterpower grid filtration device, waterpower grid filtration device outlet conduit is connected on the equalizing tank, the equalizing tank outlet conduit is connected to the preliminary sedimentation tank inlet channel, the preliminary sedimentation tank outlet conduit is connected to the intermediate pool inlet channel, the intermediate pool outlet conduit is connected on the anaerobic reaction device, the anaerobic reaction device water outlet is connected on the denitrification biological denitrogenation device, and the water outlet of denitrification biological denitrogenation device is connected on the water-in of film biological treatment device.
The water outlet of described film biological treatment device is connected in the reuse tank, and the film that the film biological treatment device uses is hollow fiber membrane, and the aperture of film is at 0.4 μ m, and film biological treatment device sludge outlet is connected to sludge sump.
The adjusting agitator is installed in the described equalizing tank, steam heater is housed on the equalizing tank.
Described preliminary sedimentation tank is connected to sludge sump by shore pipe.
Described anaerobic reaction device comprises anaerobic reactor and triphase separator, and anaerobic reactor is installed in triphase separator plenum chamber bottom, and the blow-off line of anaerobic reaction device is connected to sludge sump.
Described sludge sump is connected with sludge dehydration device, and the water outlet of sludge dehydration device connects back in the water collecting basin.
Described denitrification biological denitrogenation device is equipped with agitator and micro-hole aerator.
Beneficial effect
The utility model noise is little, the foul smell discharging; stable; the routine maintenance maintenance load is few; level of automation is high, convenient, simple to operate, the flexible operation of operational management; reduced operator's labour intensity, just reached national emission standard with less cost and both protected environment to save production cost.
Description of drawings
Accompanying drawing 1 is special-purpose system process synoptic diagram in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
Sewage treatment process in a kind of bean product production process, it comprises following step: the first step is that waste water is collected and remove wherein diameter greater than the solid substance of 1mm; Second step is to regulating balanced water quality and the water yield through the waste water of having removed solid substance; Cross when low in the waste water water temperature and to make the waste water acidifying by steam heating, the 3rd step was removed suspended substance in the waste water to the waste water regulated through water quality and the water yield by the mode of gravity settling; The 4th step waste water that will remove suspended substance further adopts the anaerobic biological treatment process to remove most of organism in the waste water; The 5th step will have been removed most of organic waste water and adopted forward type denitrification biological denitrogenation technique binding film biologic treating technique, can safety dumping thereby soybean wastewater further is purified.
As shown in Figure 1, according to the sewage disposal dedicated system in a kind of bean product production process of above-mentioned processing method design, it includes automatic grid filtration device, automatically the water outlet of grid filtration device is connected to the inlet channel of water collecting basin, the outlet conduit of water collecting basin is connected to waterpower grid filtration device, waterpower grid filtration device outlet conduit is connected on the equalizing tank, the equalizing tank outlet conduit is connected to the preliminary sedimentation tank inlet channel, the preliminary sedimentation tank outlet conduit is connected to the intermediate pool inlet channel, the intermediate pool outlet conduit is connected on the anaerobic reaction device, the anaerobic reaction device water outlet is connected on the denitrification biological denitrogenation device, and the water outlet of denitrification biological denitrogenation device is connected on the water-in of film biological treatment device.
Preferably, the water outlet of described film biological treatment device can also be connected in the reuse tank, and the film that the film biological treatment device uses is hollow fiber membrane, and the aperture of film is at 0.4 μ m, and film biological treatment device sludge outlet can also be connected to sludge sump.
Preferably, the adjusting agitator is installed also in the described equalizing tank, steam heater is housed on the equalizing tank.
Preferably, described preliminary sedimentation tank can also be connected to sludge sump by shore pipe.
Preferably, described anaerobic reaction device comprises anaerobic reactor and triphase separator, and anaerobic reactor is installed in triphase separator plenum chamber bottom, and the blow-off line of anaerobic reaction device is connected to sludge sump.
Preferably, described sludge sump can also be connected with sludge dehydration device, and the water outlet of sludge dehydration device connects back in the water collecting basin.
Preferably, described denitrification biological denitrogenation device can also be equipped with agitator and micro-hole aerator.
The waste water that produces in the bean product course of processing compiles through drainage pipeline, enter water collecting basin after at first removing foreign material larger in the water by automatic grid filtration device, with pump promote enter waterpower grid filtration device remove residual diameter greater than the tiny foreign material of 0.3mm after waste water flow into preliminary sedimentation tank, to reduce subsequent disposal load and protection subsequent processing device, in order to satisfy the requirement of follow-up biochemical treatment facility, the balanced water yield of equalizing tank before entering preliminary sedimentation tank, waste water is set; In the pond, establish agitator and stir, balanced water quality, steam heater is heated when water temperature is low simultaneously, so that waste water reaches certain pre-acidizing degree in the pond, to guarantee the efficient normal operation of follow-up biochemical treatment facility.
Understand some material loss in waste water in the bean product production process, contain a large amount of suspended substances in the waste water, this type of material is protein-based organism, can greatly increase treatment scale and day-to-day operation expense if directly carry out the biochemical treatment facility, and can have influence on the normal operation of biochemical treatment facility and the water quality of finally processing water outlet, therefore preliminary sedimentation tank is removed suspended substance in the waste water by the mode of gravity settling, the preliminary sedimentation tank form adopts radial-flow, after waste water enters preliminary sedimentation tank, throw out after precipitation is concentrated is scraped in bottom centre's mud-collecting slot, is discharged into sludge sump by shore pipe.After the intermediate pool energy dissipating, enter anaerobic reaction device successively from preliminary sedimentation tank waste water out, anaerobic treatment adopts the efficient upflow anaerobic sludge blanket reactor of mature and reliable, waste water flows so that certain flow rate is bottom-up, the stirring of a large amount of biogas that anaerobic process produce guarantees that waste water fully contacts mixing with anaerobic reactor endoparticle mud, organism in the waste water is by hydrolysis, acidifying, produce acid, produce the methane Process Decomposition and be converted into biogas, biogas is discharged through the collection chamber of reactor top triphase separator, the waste water that contains suspended sludge enters the negative area of triphase separator, waste water is the good mud of sedimentation function in steady uphill process, in sedimentation face returns the reaction zone of anaerobic reactor, thereby guaranteed the sludge concentration of anaerobic reactor and removed effect, though anaerobic treatment has been removed most organism in the waste water, but organism and ammonia nitrogen concentration are still higher in the water outlet, denitrification biological denitrogenation device and film biological treatment device are passed through in the water outlet of anaerobic reaction device successively, stir so that the water outlet of denitrification biological denitrogenation device by agitator, returned sluge fully contacts with active sludge, to guarantee effectively carrying out of denitrification process; Micro-hole aerator is set simultaneously, organic matter degradation, Ammonia Nitrification and the required oxygen of active sludge endogenous respiration are provided, thereby also can lead to back in the reuse tank and use as middle water so that waste water is purified a water part after the film biological treatment device then will purify by film separation unit, another part is directly extracted and is used for flushing terrace, vehicle, lavatory and waters and afforest.And the excess sludge that the film biological treatment device produces enters sludge sump, and sludge sump can also be connected with sludge dehydration device, and the water outlet of sludge dehydration device connects back in the water collecting basin.After above operation is processed, can guarantee that every pollutent index is all up to standard, reduce tap water consumption, save production cost, rationally use water resources; The mud that produces mainly is protein and organic sludge, does not contain hazardous and noxious substances, can be used as the fertilizer of farm crop or flowers after the water extracter dehydration is concentrated.
The utility model noise is little, the foul smell discharging; stable; the routine maintenance maintenance load is few; level of automation is high, convenient, simple to operate, the flexible operation of operational management; reduced operator's labour intensity, just reached national emission standard with less cost and both protected environment to save production cost.
Claims (7)
1. the sewage disposal dedicated system in the bean product production process, it is characterized in that: it includes automatic grid filtration device, automatically the water outlet of grid filtration device is connected to the inlet channel of water collecting basin, the outlet conduit of water collecting basin is connected to waterpower grid filtration device, waterpower grid filtration device outlet conduit is connected on the equalizing tank, the equalizing tank outlet conduit is connected to the preliminary sedimentation tank inlet channel, the preliminary sedimentation tank outlet conduit is connected to the intermediate pool inlet channel, the intermediate pool outlet conduit is connected on the anaerobic reaction device, the anaerobic reaction device water outlet is connected on the denitrification biological denitrogenation device, and the water outlet of denitrification biological denitrogenation device is connected on the water-in of film biological treatment device.
2. the sewage disposal dedicated system in a kind of bean product production process as claimed in claim 1, it is characterized in that: the water outlet of described film biological treatment device is connected in the reuse tank, the film that the film biological treatment device uses is hollow fiber membrane, the aperture of film is at 0.4 μ m, and described film biological treatment device sludge outlet is connected to sludge sump.
3. the sewage disposal dedicated system in a kind of bean product production process as claimed in claim 1 is characterized in that: the adjusting agitator is installed in the described equalizing tank, steam heater is housed on the equalizing tank.
4. the sewage disposal dedicated system in a kind of bean product production process as claimed in claim 1, it is characterized in that: described preliminary sedimentation tank is connected to sludge sump by shore pipe.
5. the sewage disposal dedicated system in a kind of bean product production process as claimed in claim 1, it is characterized in that: described anaerobic reaction device comprises anaerobic reactor and triphase separator, anaerobic reactor is installed in triphase separator plenum chamber bottom, and the blow-off line of anaerobic reaction device is connected to sludge sump.
6. such as the sewage disposal dedicated system in claim 2 or the 4 described a kind of bean product production processes, it is characterized in that: described sludge sump is connected with sludge dehydration device, and the water outlet of sludge dehydration device connects back in the water collecting basin.
7. the sewage disposal dedicated system in a kind of bean product production process as claimed in claim 1, it is characterized in that: described denitrification biological denitrogenation device is equipped with agitator and micro-hole aerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220084260 CN202643496U (en) | 2012-03-07 | 2012-03-07 | Sewage treatment-dedicated system in process of bean product production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220084260 CN202643496U (en) | 2012-03-07 | 2012-03-07 | Sewage treatment-dedicated system in process of bean product production |
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| Publication Number | Publication Date |
|---|---|
| CN202643496U true CN202643496U (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220084260 Expired - Lifetime CN202643496U (en) | 2012-03-07 | 2012-03-07 | Sewage treatment-dedicated system in process of bean product production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102583899A (en) * | 2012-03-07 | 2012-07-18 | 上海汉康豆类食品有限公司 | Sewage treatment technology and special system in bean product production process |
-
2012
- 2012-03-07 CN CN 201220084260 patent/CN202643496U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102583899A (en) * | 2012-03-07 | 2012-07-18 | 上海汉康豆类食品有限公司 | Sewage treatment technology and special system in bean product production process |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20130102 |