CN205398273U - Pig farm natural pond liquid multi -stage filtration device - Google Patents
Pig farm natural pond liquid multi -stage filtration device Download PDFInfo
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- CN205398273U CN205398273U CN201620161210.3U CN201620161210U CN205398273U CN 205398273 U CN205398273 U CN 205398273U CN 201620161210 U CN201620161210 U CN 201620161210U CN 205398273 U CN205398273 U CN 205398273U
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Abstract
The utility model relates to a pig farm natural pond liquid multi -stage filtration device, the multi -stage filtration device is mainly by the rectangle basin, a water inlet, the stainless steel screen cloth, vertical division plate, nanometer aeration pipe, the air supply pipe, delivery port and drain are constituteed, the stainless steel screen cloth is slope of certain angle and vertical division plate seamless, nanometer aeration pipe horizontal installation is in stainless steel screen cloth and vertical division plate linking department, the aperture of multistage stainless steel screen cloth is held from water inlet to the delivery port and is steadilyd decrease in proper order, a drain of taking the valve is all installed to cavity bottom before every vertical division plate of water inlet. The utility model discloses filter the characteristics that pig farm natural pond liquid has high efficiency, operation low cost, need not to clean and filtrate net, serially reusable.
Description
Technical field
This utility model relates to pig farm biogas slurry treatment technical field, specifically, is a kind of pig farm biogas slurry Multistage filtering device.
Background technology
Along with the growth of population, the raising of living standards of the people and socioeconomic fast development, the demand of animal protein is also stepped up by the mankind.Solving human animal's property albumen shortage key by cultivation, development poultry and aquaculture are the important measures solving animal protein shortage.Waste gas, waste liquid and the waste residue produced in scale animal and poultry cultivation process, often results in very big pressure to the ecological environmental protection of periphery.Breeding pollution has become the main source of agricultural rural environmental pollution.Aquaculture wastewater and fluid bodily thing are the difficult points of intensive livestock and poultry farms pollutant harmless treatment, and its major pollutants are Organic substances, nitrogen and phosphorus.The sewage of current livestock and poultry farms in scale generally adopts methane-generating pit anaerobic fermentation to process (livestock and poultry breeding industry waste treatment project technical specification); but the biogas slurry of the enormous amount produced still contains the nutritive salt such as nitrogen phosphorus of high concentration; and possibly together with substantial amounts of particle in undressed biogas slurry, these particles are generally made up of protozoacide, organic debris and antibacterial floc sedimentation.By in line to water body for the biogas slurry of generation, natural water serious eutrophication will certainly be caused.Therefore, biogas slurry need nonetheless remain for after-treatment and could discharge.Regardless of whether take which type of secondary treatment method, removing substantial amounts of suspended particulate matter in biogas slurry is the important step of biogas slurry advanced treating.
Traditional sewage filter device mainly has sand filter, husky filter tank, PP cotton filter and silk cover filtering bag etc., above-mentioned sewage filter device is after filtering a period of time, filter media surface all can pile up the particle being trapped, reduce filter efficiency, therefore, after running a period of time, all need to carry out repeatedly cleaning, recoiling or change filter material.Husky filter tank and PP cotton filter also need to give certain hydraulic pressure could normal operation.Owing in the biogas slurry of pig farm, the content of Organic substance particle is significantly high, using above-mentioned filter plant process pig farm biogas slurry all to there is operation maintenance maintenance frequent, each all needs to shut down and need the features such as certain labour and economic cost.
In sum, need badly research and development be suitable for pig farm biogas slurry characteristic efficient, operating cost is cheap, without cleaned filter screen, the defecator that can use continuously.And yet there are no report about this pig farm biogas slurry Multistage filtering device.
Summary of the invention
The purpose of this utility model is for deficiency of the prior art, it is provided that a kind of applicable pig farm biogas slurry characteristic efficient, operating cost is cheap, without cleaned filter screen, the defecator that can use continuously.
For achieving the above object, this utility model adopts the technical scheme that:
A kind of pig farm biogas slurry Multistage filtering device, described Multistage filtering device is mainly made up of rectangle tank, water inlet, stainless steel mesh, vertical partition plate, nanometer aeration pipe, air supply pipe, outlet and sewage draining exit；The sidewall top of described rectangle tank one end minor face is provided with water inlet, and corresponding sidewall bottom is provided with outlet；Described rectangle tank is divided at least 2 cavitys along major axis by multiple vertical partition plates, the bottom of each vertical partition plate and rectangle tank and two sidewall seamless connections；Each vertical partition plate has along seamless connection the lower edge of the stainless steel mesh of frame, and the angle theta between stainless steel mesh and vertical partition plate is more than 100 degree and less than 170 degree；The joining place of vertical partition plate and stainless steel mesh is horizontally installed with nanometer aeration pipe near water inlet side, and nanometer aeration pipe is connected with air pump by air supply pipe；Vertical partition plate, nanometer aeration pipe and stainless steel mesh connect a piece of filter element of formation, and from inlet end, the cavity bottom before every filter element is mounted on a sewage draining exit, and each sewage draining exit is provided with valve.
The height of described vertical partition plate is more than 40 centimetres and less than the 1/2 of rectangle tank height.
About described stainless steel mesh, two frames are connected with rectangle tank long side wall seamless, and sheet stainless steel mesh all tilts towards water inlet one end.
Described stainless steel mesh specification is followed successively by 200 orders, 300 orders, 400 orders and 500 orders from inlet end to water outlet end, successively decreases successively in the aperture of stainless steel mesh.
Described filter element is at least one.
This utility model advantage is in that:
1, filter efficiency is high, operating cost is cheap, without cleaned filter screen, can use continuously；
2, the stainless steel mesh of different size is adopted, and the aperture of stainless steel mesh successively decreases successively, the particle of different-diameter in biogas slurry can be filtered, the particle diameter filtered from water inlet end to water side also gradually decreases, divide by different level on the basis of multistage filtering and to particle diameter realizing, improve filter efficiency；
3, the angle theta between stainless steel mesh and vertical partition plate is more than 100 degree and less than 170 degree, design according to physical mechanics, this angular range enables to the bubble of nanometer aeration pipe generation in the process risen, rise along stainless steel sift net surface, in the process that bubble rises along stainless steel sift net surface, it is possible to stainless steel sift net surface is carried out, achieve automatic cleaning, wireless manual cleaning, recoil or replacing filter material, it is possible to use continuously；
4, it is provided with nanometer aeration pipe, when ventilation, the nanometer aeration pipe of filter element produces substantial amounts of intensive tiny bubble, under the effect of buoyancy, the bubble produced rises, owing to stainless steel mesh tilts to cover the top of nanometer aeration pipe at an angle, when stainless steel sift net meshe is less than the bubble produced and stainless steel mesh angle of inclination is suitable, bubble rises along the lower surface of stainless steel mesh in the process of rising, continuous automatic scrubbing stainless steel mesh in the process that bubble rises, the particle being trapped in stainless steel sift net surface is taken away stainless steel sift net surface, prevent stainless steel mesh blocked.Meanwhile, aeration has also taken away the volatile material of part ammonia in the biogas slurry of pig farm, and the advanced treating for follow-up pig farm biogas slurry creates convenience.
5, within 2015, carrying out pig farm biogas slurry multistage filtering by this utility model device, coprocessing biogas slurry about 450 cubic metres, after filtration, in biogas slurry, the organic quantity of particle is reduced to 150mg/L from 400mg/L, and ammonia nitrogen concentration is reduced to 420mg/L from 480mg/L.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of pig farm of the present utility model biogas slurry Multistage filtering device structural representation.
Accompanying drawing 2 is vertical partition plate, nanometer aeration pipe and stainless steel mesh attachment structure schematic diagram
Detailed description of the invention
The accompanying drawing labelling related in accompanying drawing and ingredient are as follows:
1. rectangle tank 2. water inlet
3. stainless steel mesh 4. vertical partition plate
5. nanometer aeration pipe 6. air supply pipe；
7. outlet 8. sewage draining exit
Embodiment 1
Multistage filtering before Shanghai Chongming large-scale standardization pig-breeding enterprise carries out pig farm biogas slurry advanced treating processes.
Refer to the schematic diagram that Fig. 1 and Fig. 2, Fig. 1 are a kind of pig farm of the present utility model biogas slurry Multistage filtering devices.Fig. 2 is vertical partition plate 4, nanometer aeration pipe 5 and stainless steel mesh 3 attachment structure schematic diagram.
A kind of pig farm biogas slurry Multistage filtering device, described Multistage filtering device is mainly made up of rectangle tank 1, water inlet 2, stainless steel mesh 3, vertical partition plate 4, nanometer aeration pipe 5, air supply pipe 6, outlet 7 and sewage draining exit 8；The sidewall top of described rectangle tank 1 one end minor face is provided with water inlet 2, and corresponding sidewall bottom is provided with outlet 7；nullDescribed rectangle tank 1 is divided at least 2 cavitys along major axis by multiple vertical partition plates 4，The bottom of each vertical partition plate 4 and rectangle tank 1 and two sidewall seamless connections，The height of vertical partition plate 4 is more than 40 centimetres and less than the 1/2 of rectangle tank 1 height，Each vertical partition plate 4 has the lower edge of the stainless steel mesh 3 of frame along seamless connection，And the angle theta between stainless steel mesh 3 and vertical partition plate 4 is more than 100 degree and less than 170 degree，About 3 two frames of sheet stainless steel mesh are connected with rectangle tank 1 long side wall seamless，Sheet stainless steel mesh 3 all tilts towards water inlet 2 one end，And stainless steel mesh 3 specification is followed successively by 200 orders from water inlet 2 end to outlet 7 end、300 orders、400 orders and 500 orders，Successively decrease successively in the aperture of stainless steel mesh 3，The joining place of vertical partition plate 4 and stainless steel mesh 3 is horizontally installed with nanometer aeration pipe 5 near water inlet 2 side，Nanometer aeration pipe 5 is connected with air pump by air supply pipe 6；Vertical partition plate 4, nanometer aeration pipe 5 and stainless steel mesh 3 connect a piece of filter element of formation, and from water inlet 2 end, the cavity bottom before every filter element is mounted on a sewage draining exit 8, each sewage draining exit 8 opening or closing by Valve controlling sewage draining exit 8.
It should be understood that described vertical partition plate 4, nanometer aeration pipe 5 and stainless steel mesh 3 combination form filter element; filter element in above-described embodiment is 4; thus realizing the multistage filtering of multiple biogas slurry; the quantity of its filter element is not limited to 4 of above-described embodiment; filter element at least one; can designing according to actual needs, the quantity of other filter element is all within the protection domain of this enforcement.
The specification of described stainless steel mesh 3 is followed successively by 200 orders, 300 orders, 400 orders and 500 orders from water inlet end to water side, successively decrease successively in the aperture of stainless steel mesh 3, its objective is to filter the particle of different-diameter in biogas slurry, the particle diameter filtered from water inlet end to water side also gradually decreases, divide by different level on the basis of multistage filtering and to particle diameter realizing, improve filter efficiency.
Angle theta between described stainless steel mesh 3 and vertical partition plate 4 is more than 100 degree and less than 170 degree, design according to physical mechanics, this angular range enables to the bubble of nanometer aeration pipe 5 generation in the process risen, rise on stainless steel mesh 3 surface, in the process that bubble rises on stainless steel mesh 3 surface, it is possible to stainless steel mesh 3 surface is carried out, achieve automatic cleaning, wireless manual cleaning, recoil or replacing filter material, it is possible to use continuously.
When ventilation, the nanometer aeration pipe 5 of filter element produces substantial amounts of intensive tiny bubble, under the effect of buoyancy, the bubble produced rises, owing to stainless steel mesh 3 tilts to cover the top of nanometer aeration pipe 5 at an angle, when stainless steel mesh 3 mesh is less than the bubble produced and stainless steel mesh 3 angle of inclination is suitable, bubble rises along the lower surface of stainless steel mesh 3 in the process of rising, continuous automatic scrubbing stainless steel mesh 3 in the process that bubble rises, the particle being trapped in stainless steel mesh 3 surface is taken away stainless steel mesh 3 surface, prevent stainless steel mesh 3 blocked.Meanwhile, aeration has also taken away the volatile material of part ammonia in the biogas slurry of pig farm, and the advanced treating for follow-up pig farm biogas slurry creates convenience.
Implementation result:
Within 2015, carrying out pig farm biogas slurry multistage filtering by this utility model device, coprocessing biogas slurry about 450 cubic metres, after filtration, in biogas slurry, the organic quantity of particle is reduced to 150mg/L from 400mg/L, and ammonia nitrogen concentration is reduced to 420mg/L from 480mg/L.
A kind of pig farm biogas slurry Multistage filtering device has obvious advantage compared with traditional filtering device, have when filtering pig farm biogas slurry efficiently, operating cost is cheap, without cleaned filter screen, the feature that can use continuously.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, under the premise without departing from this utility model method; can also making some improvement and supplement, these improve and supplement and also should be regarded as protection domain of the present utility model.
Claims (5)
1. a pig farm biogas slurry Multistage filtering device, it is characterised in that described Multistage filtering device is mainly made up of rectangle tank, water inlet, stainless steel mesh, vertical partition plate, nanometer aeration pipe, air supply pipe, outlet and sewage draining exit；The sidewall top of described rectangle tank one end minor face is provided with water inlet, and corresponding sidewall bottom is provided with outlet；Described rectangle tank is divided at least 2 cavitys along major axis by multiple vertical partition plates, the bottom of each vertical partition plate and rectangle tank and two sidewall seamless connections；Each vertical partition plate has along seamless connection the lower edge of the stainless steel mesh of frame, and the angle theta between stainless steel mesh and vertical partition plate is more than 100 degree and less than 170 degree；The joining place of vertical partition plate and stainless steel mesh is horizontally installed with nanometer aeration pipe near water inlet side, and nanometer aeration pipe is connected with air pump by air supply pipe；Vertical partition plate, nanometer aeration pipe and stainless steel mesh connect a piece of filter element of formation, and from inlet end, the cavity bottom before every filter element is mounted on a sewage draining exit, and each sewage draining exit is provided with valve.
2. a kind of pig farm according to claim 1 biogas slurry Multistage filtering device, it is characterised in that the height of described vertical partition plate is more than 40 centimetres and less than the 1/2 of rectangle tank height.
3. a kind of pig farm according to claim 1 biogas slurry Multistage filtering device, it is characterised in that about described stainless steel mesh, two frames are connected with rectangle tank long side wall seamless, and sheet stainless steel mesh all tilts towards water inlet one end.
4. a kind of pig farm according to claim 1 biogas slurry Multistage filtering device, it is characterised in that described stainless steel mesh specification is followed successively by 200 orders, 300 orders, 400 orders and 500 orders from inlet end to water outlet end, successively decreases successively in the aperture of stainless steel mesh.
5. a kind of pig farm according to claim 1 biogas slurry Multistage filtering device, it is characterised in that described filter element is at least one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620161210.3U CN205398273U (en) | 2016-03-03 | 2016-03-03 | Pig farm natural pond liquid multi -stage filtration device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620161210.3U CN205398273U (en) | 2016-03-03 | 2016-03-03 | Pig farm natural pond liquid multi -stage filtration device |
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| CN205398273U true CN205398273U (en) | 2016-07-27 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430501A (en) * | 2016-10-13 | 2017-02-22 | 东华大学 | Organic wastewater treatment apparatus and method |
| CN108339321A (en) * | 2017-01-21 | 2018-07-31 | 湖南雅宜科教设备有限公司 | A kind of fixed waste solid-liquid separation treatment device |
| CN108975500A (en) * | 2018-07-20 | 2018-12-11 | 浙江海洋大学 | A kind of high-efficiency biological denitrification reaction unit |
-
2016
- 2016-03-03 CN CN201620161210.3U patent/CN205398273U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430501A (en) * | 2016-10-13 | 2017-02-22 | 东华大学 | Organic wastewater treatment apparatus and method |
| CN108339321A (en) * | 2017-01-21 | 2018-07-31 | 湖南雅宜科教设备有限公司 | A kind of fixed waste solid-liquid separation treatment device |
| CN108975500A (en) * | 2018-07-20 | 2018-12-11 | 浙江海洋大学 | A kind of high-efficiency biological denitrification reaction unit |
| CN108975500B (en) * | 2018-07-20 | 2021-07-13 | 浙江海洋大学 | High-efficient biological denitrification reaction unit |
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