CN104787958A - Culturing farm sewage treatment system, and sewage treatment method - Google Patents

Culturing farm sewage treatment system, and sewage treatment method Download PDF

Info

Publication number
CN104787958A
CN104787958A CN201410026960.5A CN201410026960A CN104787958A CN 104787958 A CN104787958 A CN 104787958A CN 201410026960 A CN201410026960 A CN 201410026960A CN 104787958 A CN104787958 A CN 104787958A
Authority
CN
China
Prior art keywords
pond
sewage
treatment
sludge
sewage treatment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410026960.5A
Other languages
Chinese (zh)
Inventor
魏民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Ao Yuan Environmental Protection Technology Co Ltd
Original Assignee
Guizhou Ao Yuan Environmental Protection Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guizhou Ao Yuan Environmental Protection Technology Co Ltd filed Critical Guizhou Ao Yuan Environmental Protection Technology Co Ltd
Priority to CN201410026960.5A priority Critical patent/CN104787958A/en
Publication of CN104787958A publication Critical patent/CN104787958A/en
Pending legal-status Critical Current

Links

Abstract

The invention belongs to the technical field of culturing farm sewage treatment, and specifically relates to a culturing farm sewage treatment system, and a sewage treatment method. The culturing farm sewage treatment system comprises a hydrolysis-acidification pool, a UASB anaerobic tank, an intermeditae sedimentation tank, an anoxic pond, a biological contact oxidation pond, a reaction tank, an inclined tube settling tank, vertical subsurface flow constructed wetland, a sludge thickener, and a drying bed. The culturing farm sewage treatment system can be used for through treatment of culturing farm sewage; quality of treated water is capable of satisfying national integrated primary standards; in treatment processes, sludge and sewage are separated for processing, so that problems, such as equipment blocking caused by sludge, in conventional methods are avoided, treatment efficiency is not influenced; equipment treatment efficiency is high; construction is convenient; cost is low; operation and management are simple; operation is stable; the culturing farm sewage treatment system and the sewage treatment method are friendly to the environment, can be widely used for water environment treatment project of villages and towns of our country, and possess a promising market application prospect.

Description

Sewage treatment system for farm and treatment process thereof
Technical field
The present invention relates to wastewater treatment technical field, specifically a kind of sewage treatment system for farm and treatment process thereof.
Background technology
Generally encourage to expand the background of breeding production in Rural areas under, China's livestock and poultry breeding industry is flourish, presents the developing state of industrialization, mass-producing and compartmentation in recent years.Because livestock and poultry farms in scale waste discharge amount is large, Pollutant levels are high and pay attention to and management in China long-term lacking; it has become one of the primary pollution source in the most area of China and basin, causes serious environmental pollution and a large amount of nitrogen phosphor resource loss waste problems every year.Therefore a great problem that sewage of farm has become puzzlement enterprise development how is processed.
Summary of the invention
The object of the invention is to be that a kind of sewage treatment system for farm and treatment process thereof are provided for above-mentioned existence.
For achieving the above object, the technical solution used in the present invention is: a kind of sewage treatment system for farm, comprises hydrolysis acidification pool, UASB anaerobic pond, intermediate sedimentation pond, anoxic pond, biological contact oxidation pond, reaction tank, tube settler, vertical subsurface flow wetland, sludge thickener and mummifying pool, described UASB anaerobic pond, intermediate sedimentation pond, anoxic pond, biological contact oxidation pond, reaction tank, tube settler is communicated with by waste pipe successively with vertical subsurface flow wetland, combination biologic packing material and cutting water pump is provided with in described hydrolysis acidification pool, described cutting water pump is connected in UASB anaerobic pond by waste pipe, is provided with mixed-liquor return pump between described anoxic pond and biological contact oxidation pond, and be communicated with by sewage backflow pipe, be equipped with valve bottom described anoxic pond and biological contact oxidation pond, and be communicated with by the blower fan that inlet pipe is outer with being located at it, described intermediate sedimentation pond, reaction tank, the bottom of tube settler is equipped with bucket, and be communicated with sludge thickener by sludge pipe bottom bucket, be provided with sewage backflow pump between described sludge thickener and hydrolysis acidification pool, and be communicated with by sewage backflow pipe, described sludge thickener is connected with spiral pump, and described spiral pump exit end is provided with pressure filter, and described van-type plate-and-frame filter press exit end is connected with mummifying pool.
Further, combination biologic packing material is equipped with in described anoxic pond and biological contact oxidation pond.
Further, the waste pipe that described hydrolysis acidification pool is connected with UASB anaerobic pond is provided with valve.
Further, the inlet pipe entering described anoxic pond is connected with valve.
Further, the quantity of described vertical subsurface flow wetland is 3 and connects successively.
Another object of the present invention is to provide a kind of cultivating farm sewage treatment method, comprises the following steps:
1) sewage of farm enters hydrolysis acidification pool after first carrying out separating dry space from moist space, under the effect of anoxic/amphimicrobe, decomposes larger molecular organics in water body, improves Biodegradability of Wastewater;
2) enter the organic matter contained in the sewage of UASB anaerobic pond and under anaerobic decomposed generation methane and carbon dioxide by anerobe, after fast processing, enter intermediate sedimentation pond;
3) after entering intermediate sedimentation pond, through precipitating action, sludge settling, bottom intermediate sedimentation pond, enters sludge thickener with sludge pipe, and sewage then enters anoxic pond from the waste pipe on settling tank top;
4) under anoxic conditions, the dirt such as protein, fat is carried out ammonification by heterotrophic bacterium, and dissociate NH 3, NH 4 +; In treating processes, be interrupted the valve opened in the inlet pipe that enters in anoxic pond, allow the gas entering anoxic pond avoid combined biofilter material to be blocked by impurity, affect treatment effect;
5) owing to constantly passing into air in biological contact oxidation pond, under the condition of aerobic, sewage contacts repeatedly with the microbial film on combination biologic packing material surface, and the digestion of autotrophic bacteria is by NH 3, NH 4 +be oxidized to NO 3 +;
6) reaction tank is entered by the sewage of biological contact oxidation pond effect by waste pipe, flocculation agent is added in reaction tank, the suspended substance colloid formed and dispersion agent produce flock under the effect of molecular force, and mutually cohesion is collided in settling process, its size and quality constantly become large, settling velocity constantly increases, and a part is sunken in the bucket of reaction tank, enters sludge thickener with sludge pipe;
7) failing the part of sedimentation then enters tube settler to sewage, in tube settler, suspended substance colloid and dispersion agent continue sedimentation, and combine in the bucket at the bottom of pond, then sludge thickener is entered by sludge pipe, sewage then enters vertical subsurface flow wetland 1,2,3 from the waste pipe on top, pond, and the purification again through vertical subsurface flow wetland 1,2,3 becomes the water reaching comprehensive first class index;
8) mud entered in sludge thickener by sludge pipe is divided into the water layer on upper strata and the mud of lower floor under natural subsidence effect, water carries out circular treatment by sewage backflow pump reflux again to hydrolysis acidification pool, and mud then carries out landfill by dehydration, drying and other treatment later.
Further, lime is added during described drying and other treatment.
In the present invention, vertical current artificial swamp of diving is a kind of two-way vertical flow underflow type artificial wetland sewage treatment system, in this system of use when disposing of sewage, by alternately changing Medium Culture sewage flow direction, effectively can prevent and delay artificial swamp silting, can maintain good hydraulic conductivity performance and stable COD clearance in long-term operational process, sewage treating efficiency is stablized.Vertical current is dived artificial swamp cultivated plant in pedosphere, the nutrient stayed after plant absorption sewage is filtered, not only be conducive to the transparency recovering soil, be conducive to the growth of plant, especially alternately passing through of two-way sewage, make the nutrient in soil remain on a stable state for a long time, the growth for plant serves good facilitation effect; Vertical current artificial swamp of diving is built convenient, with low cost, and operational administrative is simple, stable, ensure that the Stability and dependability of artificial swamp long-time running, can be applied on a large scale in China's small towns Rural Water Environment harnessing project, there is good market application foreground.
Advantageous Effects of the present invention is: the present invention thoroughly can process sewage of farm, mud and sewage, to the comprehensive primary standard of country, in treating processes, are carried out separately process by the water after process, avoid occurring the problems such as sludge blockage equipment in conventional manner, affect processing efficiency; Present device processing efficiency is high, and it is convenient, with low cost to build, and operational administrative is simple, stable, environmentally friendly, is widely used in, in China's small towns Rural Water Environment harnessing project, having good market application foreground.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is equipment flowsheet schematic diagram of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
A kind of sewage treatment system for farm as shown in Figure 1, comprises hydrolysis acidification pool 1, UASB anaerobic pond 2, intermediate sedimentation pond 3, anoxic pond 4, biological contact oxidation pond 5, reaction tank 6, tube settler 7, vertical subsurface flow wetland 8, sludge thickener 9 and mummifying pool 10, UASB anaerobic pond 2, intermediate sedimentation pond 3, anoxic pond 4, biological contact oxidation pond 5, reaction tank 6, tube settler 7 is communicated with by waste pipe 11 successively with vertical subsurface flow wetland 8, combination biologic packing material 12 and cutting water pump 13 is provided with in hydrolysis acidification pool 1, cutting water pump 13 is connected in UASB anaerobic pond 2 by waste pipe 11, is provided with mixed-liquor return pump 14 between anoxic pond 4 and biological contact oxidation pond 5, and be communicated with by sewage backflow pipe 15, be equipped with valve 16 bottom anoxic pond (4) and biological contact oxidation pond 5, and be communicated with by the blower fan 18 that inlet pipe 17 is outer with being located at it, intermediate sedimentation pond 3, reaction tank 6, the bottom of tube settler 7 is equipped with bucket, and be communicated with sludge thickener 9 by sludge pipe 19 bottom bucket, be provided with sewage backflow pump 20 between sludge thickener 9 and hydrolysis acidification pool 1, and be communicated with by sewage backflow pipe 15, sludge thickener 9 is connected with spiral pump 21, spiral pump 21 exit end is provided with pressure filter 22, and described van-type plate-and-frame filter press 22 exit end is connected with mummifying pool 10.
Wherein, combination biologic packing material 12 is equipped with in anoxic pond 4 and biological contact oxidation pond 5.
Wherein, the waste pipe 11 that hydrolysis acidification pool 1 is connected with UASB anaerobic pond 2 is provided with valve.
Wherein, the inlet pipe 17 entering anoxic pond 4 is connected with valve, the effect of valve is that discontinuity is opened, and ventilates, avoid impurity to block combined biofilter material 12, affect processing efficiency in anoxic pond.
Wherein, the quantity of vertical subsurface flow wetland 8 is 3 and connects successively.
Utilize the method for above-mentioned sewage treatment system for farm process sewage of farm, comprise the following steps:
1) sewage of farm enters hydrolysis acidification pool after first carrying out separating dry space from moist space, under the effect of anoxic/amphimicrobe, decomposes larger molecular organics in water body, improves Biodegradability of Wastewater;
2) enter the organic matter contained in the sewage of UASB anaerobic pond and under anaerobic decomposed generation methane and carbon dioxide by anerobe, after fast processing, enter intermediate sedimentation pond;
3) after entering intermediate sedimentation pond, through precipitating action, sludge settling, bottom intermediate sedimentation pond, enters sludge thickener with sludge pipe, and sewage then enters anoxic pond from the waste pipe on settling tank top;
4) under anoxic conditions, the dirt such as protein, fat is carried out ammonification by heterotrophic bacterium, and dissociate NH 3, NH 4 +;
5) owing to constantly passing into air in biological contact oxidation pond, under the condition of aerobic, sewage contacts repeatedly with the microbial film on combination biologic packing material surface, and the digestion of autotrophic bacteria is by NH 3, NH 4 +be oxidized to NO 3 +;
6) reaction tank is entered by the sewage of biological contact oxidation pond effect by waste pipe, flocculation agent is added in reaction tank, the suspended substance colloid formed and dispersion agent produce flock under the effect of molecular force, and mutually cohesion is collided in settling process, its size and quality constantly become large, settling velocity constantly increases, and a part is sunken in the bucket of reaction tank, enters sludge thickener with sludge pipe;
7) failing the part of sedimentation then enters tube settler to sewage, in tube settler, suspended substance colloid and dispersion agent continue sedimentation, and combine in the bucket at the bottom of pond, then sludge thickener is entered by sludge pipe, sewage then enters vertical subsurface flow wetland 1,2,3 from the waste pipe on top, pond, and the purification again through vertical subsurface flow wetland 1,2,3 becomes the water reaching comprehensive first class index;
8) mud entered in sludge thickener by sludge pipe is divided into the water layer on upper strata and the mud of lower floor under natural subsidence effect, water carries out circular treatment by sewage backflow pump reflux again to hydrolysis acidification pool, and mud then carries out landfill by dehydration, drying and other treatment later.
Wherein, lime is added during drying and other treatment.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (7)

1. sewage treatment system for farm, is characterized in that, comprises hydrolysis acidification pool (1), UASB anaerobic pond (2), intermediate sedimentation pond (3), anoxic pond (4), biological contact oxidation pond (5), reaction tank (6), tube settler (7), vertical subsurface flow wetland (8), sludge thickener (9) and mummifying pool (10), described UASB anaerobic pond (2), intermediate sedimentation pond (3), anoxic pond (4), biological contact oxidation pond (5), reaction tank (6), tube settler (7) is communicated with by waste pipe (11) successively with vertical subsurface flow wetland (8), combination biologic packing material (12) and cutting water pump (13) is provided with in described hydrolysis acidification pool (1), described cutting water pump (13) is connected in UASB anaerobic pond (2) by waste pipe (11), is provided with mixed-liquor return pump (14) between described anoxic pond (4) and biological contact oxidation pond (5), and be communicated with by sewage backflow pipe (15), described anoxic pond (4) and biological contact oxidation pond (5) bottom are equipped with valve (16), and be communicated with by the blower fan (18) that inlet pipe (17) is outer with being located at it, described intermediate sedimentation pond (3), reaction tank (6), the bottom of tube settler (7) is equipped with bucket, and be communicated with sludge thickener (9) by sludge pipe (19) bottom bucket, be provided with sewage backflow pump (20) between described sludge thickener (9) and hydrolysis acidification pool (1), and be communicated with by sewage backflow pipe (15), described sludge thickener (9) is connected with spiral pump (21), described spiral pump (21) exit end is provided with pressure filter (22), and described van-type plate-and-frame filter press (22) exit end is connected with mummifying pool (10).
2. sewage treatment system for farm according to claim 1, is characterized in that, is equipped with combination biologic packing material (12) in described anoxic pond (4) and biological contact oxidation pond (5).
3. sewage treatment system for farm according to claim 1, it is characterized in that, the waste pipe (11) that described hydrolysis acidification pool (1) is connected with UASB anaerobic pond (2) is provided with valve.
4. sewage treatment system for farm according to claim 1, is characterized in that, the inlet pipe (17) entering described anoxic pond (4) is connected with valve.
5. sewage treatment system for farm according to claim 1, it is characterized in that, the quantity of described vertical subsurface flow wetland (8) is 3 and connects successively.
6. a cultivating farm sewage treatment method, is characterized in that, comprises the following steps:
1) sewage of farm enters hydrolysis acidification pool after first carrying out separating dry space from moist space, under the effect of anoxic/amphimicrobe, decomposes larger molecular organics in water body, improves Biodegradability of Wastewater;
2) enter the organic matter contained in the sewage of UASB anaerobic pond and under anaerobic decomposed generation methane and carbon dioxide by anerobe, after fast processing, enter intermediate sedimentation pond;
3) after entering intermediate sedimentation pond, through precipitating action, sludge settling, bottom intermediate sedimentation pond, enters sludge thickener with sludge pipe, and sewage then enters anoxic pond from the waste pipe on settling tank top;
4) under anoxic conditions, the dirt such as protein, fat is carried out ammonification by heterotrophic bacterium, and dissociate NH 3, NH 4 +;
5) owing to constantly passing into air in biological contact oxidation pond, under the condition of aerobic, sewage contacts repeatedly with the microbial film on combination biologic packing material surface, and the digestion of autotrophic bacteria is by NH 3, NH 4 +be oxidized to NO 3 +;
6) reaction tank is entered by the sewage of biological contact oxidation pond effect by waste pipe, flocculation agent is added in reaction tank, the suspended substance colloid formed and dispersion agent produce flock under the effect of molecular force, and mutually cohesion is collided in settling process, its size and quality constantly become large, settling velocity constantly increases, and a part is sunken in the bucket of reaction tank, enters sludge thickener with sludge pipe;
7) failing the part of sedimentation then enters tube settler to sewage, in tube settler, suspended substance colloid and dispersion agent continue sedimentation, and combine in the bucket at the bottom of pond, then sludge thickener is entered by sludge pipe, sewage then enters vertical subsurface flow wetland 1,2,3 from the waste pipe on top, pond, and the purification again through vertical subsurface flow wetland 1,2,3 becomes the water reaching comprehensive first class index;
8) mud entered in sludge thickener by sludge pipe is divided into the water layer on upper strata and the mud of lower floor under natural subsidence effect, water carries out circular treatment by sewage backflow pump reflux again to hydrolysis acidification pool, and mud then carries out landfill by dehydration, drying and other treatment later.
7. a kind of cultivating farm sewage treatment method according to claim 6, is characterized in that, add lime during described drying and other treatment.
CN201410026960.5A 2014-01-21 2014-01-21 Culturing farm sewage treatment system, and sewage treatment method Pending CN104787958A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410026960.5A CN104787958A (en) 2014-01-21 2014-01-21 Culturing farm sewage treatment system, and sewage treatment method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410026960.5A CN104787958A (en) 2014-01-21 2014-01-21 Culturing farm sewage treatment system, and sewage treatment method

Publications (1)

Publication Number Publication Date
CN104787958A true CN104787958A (en) 2015-07-22

Family

ID=53553210

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410026960.5A Pending CN104787958A (en) 2014-01-21 2014-01-21 Culturing farm sewage treatment system, and sewage treatment method

Country Status (1)

Country Link
CN (1) CN104787958A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105731722A (en) * 2016-02-03 2016-07-06 杭州聚合顺新材料有限公司 Ammonia nitrogen removal device and process for chinlon chips
CN107082536A (en) * 2017-06-02 2017-08-22 四川亿龙环保工程有限公司 A kind of cultivating wastewater purification technique
CN107555714A (en) * 2017-09-18 2018-01-09 福建省爱善环保科技有限公司 A kind of sewage and mud activity flora repair process device
CN108609801A (en) * 2018-05-02 2018-10-02 江苏大彭环保科技有限公司 A kind for the treatment of process of aquaculture wastewater

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203173939U (en) * 2013-02-06 2013-09-04 贵州澳源环保科技有限公司 Breeding wastewater treatment system
CN203715451U (en) * 2014-01-21 2014-07-16 贵州澳源环保科技有限公司 Sewage treatment system for livestock farm

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203173939U (en) * 2013-02-06 2013-09-04 贵州澳源环保科技有限公司 Breeding wastewater treatment system
CN203715451U (en) * 2014-01-21 2014-07-16 贵州澳源环保科技有限公司 Sewage treatment system for livestock farm

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
李晓婷: "水解酸化+中温UASB+生物接触氧化+人工湿地工艺处理规模化猪场废水的工程实践研究", 《水处理技术》, vol. 39, no. 5, 31 May 2013 (2013-05-31) *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105731722A (en) * 2016-02-03 2016-07-06 杭州聚合顺新材料有限公司 Ammonia nitrogen removal device and process for chinlon chips
CN105731722B (en) * 2016-02-03 2019-04-19 杭州聚合顺新材料股份有限公司 Slices of caprone technique waste water processing unit and its processing method
CN107082536A (en) * 2017-06-02 2017-08-22 四川亿龙环保工程有限公司 A kind of cultivating wastewater purification technique
CN107082536B (en) * 2017-06-02 2020-07-31 四川亿龙环保工程有限公司 Breeding wastewater treatment process
CN107555714A (en) * 2017-09-18 2018-01-09 福建省爱善环保科技有限公司 A kind of sewage and mud activity flora repair process device
CN108609801A (en) * 2018-05-02 2018-10-02 江苏大彭环保科技有限公司 A kind for the treatment of process of aquaculture wastewater

Similar Documents

Publication Publication Date Title
CN108101314A (en) A kind of comprehensive treatment Application way of livestock breeding wastewater
CN103274571B (en) Resource utilization and treatment method of livestock breeding wastewater
CN103304101B (en) Resource utilization and regeneration circulation utilization device for livestock and poultry breeding wastewater
CN103613240B (en) The device and method of multi-stage ecological sewage purification treatment
CN103420540A (en) Stabilization ponds-ecological corridors-constructed wetland based tail water treatment system
CN203715451U (en) Sewage treatment system for livestock farm
CN203307182U (en) Resource utilization and regenerative recycling device of livestock and poultry breeding wastewater
CN105836969A (en) Pig farm wastewater treatment method
CN103896442A (en) Pig farm wastewater treatment method
CN105585210A (en) Novel technology for treating aquaculture wastewater of fungus-aquatic plant symbiotic system
CN104787958A (en) Culturing farm sewage treatment system, and sewage treatment method
CN103183447A (en) Treatment method of piggery wastewater
CN103288302B (en) Livestock/poultry breeding wastewater resource utilization and treatment device
CN204625422U (en) A kind of Sewage treatment systems
CN105110567A (en) Process for advanced treatment of southern large-scale swine wastewater
CN105152352A (en) River course black foul water biological purification treatment device
CN104671408A (en) Scattered small integrated sewage processing device for rural areas
CN206266401U (en) A kind of integrated sewage treating apparatus
CN206437996U (en) A kind of cultivating wastewater purification device
CN203333441U (en) Resource utilization and treatment device of livestock and poultry breeding waste water
CN203668180U (en) Sewage treatment system for temporary biotope
CN209652083U (en) Mountain and forest region breeding wastewater zero-discharge treatment system
CN205893016U (en) Aquaculture wastewater treatment device
CN204689826U (en) Advanced sewage treatment system
CN103992001B (en) A kind for the treatment of process of refuse leachate

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
EXSB Decision made by sipo to initiate substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20150722