CN201753474U - Solid-liquid separator for wastewater - Google Patents
Solid-liquid separator for wastewater Download PDFInfo
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- CN201753474U CN201753474U CN2010202732266U CN201020273226U CN201753474U CN 201753474 U CN201753474 U CN 201753474U CN 2010202732266 U CN2010202732266 U CN 2010202732266U CN 201020273226 U CN201020273226 U CN 201020273226U CN 201753474 U CN201753474 U CN 201753474U
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- water level
- liquid separator
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Abstract
The utility model discloses a solid-liquid separator for wastewater, comprising a cylindrical separating tank body and an arc-shaped or U-shaped water level pipe, wherein one end of the water level pipe is connected at the A point at the middle-lower part of the tank body, and the other end is communicated with a subsequent water treatment device; the arc-shaped or U-shaped bottom of the water level pipe is upward; two ends of the arc-shaped or U-shaped water level pipe slightly higher than the A point are bridged with a drain valve; the upper part of the separating tank body is provided with a wastewater inlet; the bottom of the solid-liquid separator for the wastewater is provided with a defecation valve; and one end of the defecation valve is connected with the bottom of the separating tank, and the other end is connected with a subsequent solid treatment device. The solid-liquid separator for the wastewater has the advantages that the purpose is achieved through the tank body which is provided with the inverted U-shaped pipe and the valve by utilizing the growth characteristics of the microorganisms in the flushing wastewater and the density difference of the solid content and the liquid content, and the solid-liquid separator also has the advantages of simple structure, small size, low manufacturing cost, convenient operation and low operating cost.
Description
Technical field
The utility model relates to a kind of sewage treatment unit.Especially a kind of liquid dung solid-liquid separator that solid, fluid separation applications in the liquid dung of flushing the toilet can be handled.
Background technology
The flush toilet that the industrial revolution epoch occur has fundamentally improved human dwelling environment, people can be enjoyed in a less residential unit totally, comfortable life is that modern society handles human excremental prevailing model, is one of sign of modern society's civilization.But enter 21 century the post-industrial age, along with rapid economy development, Development of China's Urbanization is accelerated, the huge of urban population increases, the toilet-flushing sewage that flush toilet is discharged has caused serious pollution to environment and ditch, river, lake, sea.
The annual on the one hand toilet-flushing sewage owing to the flush toilet generation (handling through septic tank) is up to tens billion of tons, it has seriously polluted surface water, injure the existence of aquatile, amphibian, also cause the exhaustion of human drinking water, worker, agricultural production water, then river is smelly in causing, the coastal waters water quality deterioration, the red tide wawter bloom is spread unchecked.Therefore, each big or middle city is all dropped into substantial contribution and carry out municipal wastewater treatment plant construction and sewage network transformation every year, and annually also will spend a large amount of sewerage treatment running costs.
On the other hand, also cause and can not get effective utilization as the human faecal mass of high-quality fertilizer over thousands of year always, the mankind will build large-scale chemical fertilizer factory, wait with a large amount of non-renewable raw mineral materials (coal, oil, phosphorus potassium ore deposit), electric power, water and make the needed carbon ammonium of agricultural production, urea, phosphorus, potash fertilizer.Like this, not only will discharge a large amount of greenhouse gases in process of production, and the use of chemical fertilizer also can cause the imbalance of edaphon, cause soil compaction, thereby destroyed the ecological environment of soil.Therefore.How to handle and the utilization water of flushing the toilet receives that people are increasing to be paid close attention to and pay attention to.
At present, septic tank or biomass pool are generally adopted in the processing of the water of flushing the toilet, the water of flushing the toilet that septic tank admits flush toilet to discharge, and its primary structure is made up of three ponds that are connected.The toilet-flushing sewage that flush toilet is discharged enters septic tank respectively through three ponds, is decomposed into the excrement dregs of rice (being lighter than water) on bubbling through the water column under the microbial action in the pond, is sunken to excrement slag (overweighting water) and sewage under water-bed.The shortcoming that handle to exist like this: the one, in the sewage that gives off COD nutriments such as BOD and nitrogen, phosphorus exceed standard and cause the surface water eutrophication, the 2nd, bacterium exceeds standard, cause surface water germ contamination, and bacterium seriously consumes oxygen in water, cause aquatile to survive.To cause environment pollution if directly discharge the inland river, entering Sewage Plant increases cost of sewage disposal waste great amount of manpower and material resources.The 3rd, the organic principle that the septic tank bacterium has been decomposed ight soil makes it can't be as the utilization again of fertilizer, thereby causes the wasting of resources.The 4th, septic tank, inspection shaft grow insects such as cockroach, mouse easily, thereby cause transmission of disease.The 5th, septic tank can produce biogas, though biogas is a kind of clean energy resource, because of the structural limitations of septic tank, makes that the biogas of septic tank can't effectively be utilized, and causes air environmental pollution.Handling toilet-flushing sewage with biomass pool no doubt can income biogas, but nitrogen, phosphorus exceed standard in institute's sewer, and biomass pool takes up an area of and greatly only suit to use in the rural area, can't use in the intensive residential community of urban population.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art part, can realize that the liquid dung Separation of Solid and Liquid is discharged, classification is handled and provide a kind of, improving subsequent treatment efficient, thereby reach biogas, muck is collected and the liquid dung equipment for separating liquid from solid of the water non-pollution discharge of flushing the toilet.
A kind of liquid dung solid-liquid separator, the separation tank body that comprises cylindricality, arc or U-shaped water level pipe, water level pipe one end is connected in the A point place of tank body middle and lower part, the other end of water level pipe then is connected with follow-up water treatment facilities, at the bottom of the arcuate bottom of water level pipe or the U-shaped up, two ends and the place's cross-over connection of a little higher than A point at arc or U-shaped water level pipe have draining valve, be provided with the liquid dung import on the top of separating tank body, an end that is provided with defecation valve, defecation valve in the bottom of liquid dung solid-liquid separator connects the bottom of knockout drum, and the other end of defecation valve connects follow-up solids treatment device.
The liquid dung solid-liquid separator of this structure, draining valve when initial of working, the defecation valve all is in closed condition, the liquid dung of being discharged by flush toilet enters the separation tank body, knockout drum is according to highly forming four different workspaces, top is the liquid dung buffer area, the middle and upper part is the drop district, the middle and lower part is a solid-liquid displacement zone, the bottom is the solid settling zone, and wherein the not hydrolysis ight soil that density is bigger than water is deposited in the knockout drum bottom by solid-liquid displacement zone, and the ight soil that density is littler than water swims in the liquid dung surface, the ight soil that is dissolved in water then is in the middle and lower part solid-liquid displacement zone, and it will enter by water level pipe and change into the clear water discharge after follow-up water treatment facilities is handled.Every certain interval of time is opened ight soil that bottom defecation valve will swim in the water surface and is deposited in bottom ight soil and enters follow-up solids treatment device and carry out that anaerobic digestion forms methane and liquid fertilizer.First opening water discharge valve before opening the defecation valve is distinguished drop and the water of solid-liquid displacement zone enters follow-up water treatment facilities through the inverted-loop tube draining valve, to improve defecation end ight soil concentration.
Described defecation valve or comprise electromagnetic valve or comprise hand-operated valve, or electromagnetic valve formation in parallel with hand-operated valve.
Described draining valve or comprise hand-operated valve, or comprise electromagnetic valve.
Be provided with the observation and inspection mouth in the tank body bottom.
The described follow-up water treatment facilities that links to each other with water level pipe or for upflow anaerobic sludge blanket process or for septic tank.
Described and the defecation follow-up solids treatment device that links to each other of valve or be up-flow solid reactor or for holding the excrement jar.
Described water level pipe and tank body tie point A are positioned at tank body 1/4 and highly locate.
In sum, the flush the toilet density variation of growth of microorganism characteristic and solid constituent and liquid component in the liquid dung of the utility model utilization makes it realize the purpose of this utility model by the tank body that inverted-loop tube and valve are housed.It has following advantage:
1, the utility model belongs to the passive type sewage-treatment plant, have simple in structure, volume is little, cost is low, easy to operate, running cost is low;
2, can will flush the toilet in the liquid dung contained biomass energy be converted into biogas and fertilizer, reduce even the cancellation production of chemical fertilizer, be a low-carbon (LC), energy-conservation, emission-reduction technology.
3, the sewage that is discharged meets the sewage drainage standard of country, the water harmless emission of having realized flushing the toilet;
4, utilize the utility model to improve environmental sanitation, reduce transmission, good for health;
5, can be country every year and save several 100,000,000,000 sewage network and Sewage Plant construction and operating cost;
6, the utility model is not only applicable to the fecal sewage processing, also is applicable to the processing of family kitchen sewage, catering trade sewage.
Description of drawings
Fig. 1 is the structural representation of the utility model liquid dung solid-liquid separator
The specific embodiment
Below in conjunction with embodiment the utility model is described in more detail.
A kind of liquid dung solid-liquid separator as shown in Figure 1, the separation tank body 1 that comprises cylindricality, arc or U-shaped water level pipe 2, water level pipe one end is connected in the A point place of tank body middle and lower part, the other end of water level pipe then is connected with follow-up water treatment facilities, at the bottom of the arcuate bottom of water level pipe or the U-shaped up, two ends and the place's cross-over connection of a little higher than A point at arc or U-shaped water level pipe have draining valve 3 to form second pipe of falling U, be provided with the liquid dung import on the top of separating tank body, be provided with defecation valve 4 in the bottom of liquid dung solid-liquid separator, one end of defecation valve connects the bottom of knockout drum, and the other end of defecation valve connects follow-up solids treatment device.Described defecation valve constitutes by electromagnetic valve 41 and hand-operated valve 42 are in parallel.Described draining valve or constitute by electromagnetic valve.Be provided with observation and inspection mouth 5 in the tank body bottom.The follow-up water treatment facilities or the upflow anaerobic sludge blanket process that link to each other with water level pipe.The follow-up solids treatment device that links to each other with the defecation valve is for holding the excrement jar.
Certain colleges and universities living area of this instance processes 5 student dormitory meter 15 people institute sewer, day sewer 1000L.After the liquid dung solid-liquid separator is handled wherein 97.5% sewage meter 975L ((COD＜50mg) enters natural water after UASB handles for COD＜250mg, TS＜200mg) enter UASB by inverted U-shaped water level pipe.(COD＞40000mg, TS＞50000mg) are entered by the defecation valve and hold the excrement jar 2.5% ight soil meter 25L, do fertilizer and use after fermentation in 60 days.
It is same as the prior art that present embodiment is not stated part.
Claims (7)
1. liquid dung solid-liquid separator, it is characterized in that: the separation tank body (1) that comprises cylindricality, arc or U-shaped water level pipe (2), water level pipe one end is connected in the A point place of tank body middle and lower part, the other end of water level pipe then is connected with follow-up water treatment facilities, at the bottom of the arcuate bottom of water level pipe or the U-shaped up, two ends and the place's cross-over connection of a little higher than A point at arc or U-shaped water level pipe have draining valve (3), be provided with the liquid dung import on the top of separating tank body, be provided with defecation valve (4) in the bottom of liquid dung solid-liquid separator, one end of defecation valve connects the bottom of knockout drum, and the other end of defecation valve connects follow-up solids treatment device.
2. liquid dung solid-liquid separator according to claim 1 is characterized in that: described defecation valve or comprise electromagnetic valve or comprise hand-operated valve, or electromagnetic valve formation in parallel with hand-operated valve.
3. liquid dung solid-liquid separator according to claim 2 is characterized in that: described draining valve or comprise hand-operated valve (42), or comprise electromagnetic valve (41).
4. liquid dung solid-liquid separator according to claim 3 is characterized in that: be provided with observation and inspection mouth (5) in the tank body bottom.
5. according to any one described liquid dung solid-liquid separator of claim 1 to 4, it is characterized in that: the described follow-up water treatment facilities that links to each other with water level pipe or for upflow anaerobic sludge blanket process or for septic tank.
6. liquid dung solid-liquid separator according to claim 5 is characterized in that: described and the defecation follow-up solids treatment device that links to each other of valve or be up-flow solid reactor or for holding the excrement jar.
7. liquid dung solid-liquid separator according to claim 6 is characterized in that: described water level pipe and tank body tie point A are positioned at tank body 1/4 and highly locate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202732266U CN201753474U (en) | 2010-07-27 | 2010-07-27 | Solid-liquid separator for wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202732266U CN201753474U (en) | 2010-07-27 | 2010-07-27 | Solid-liquid separator for wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201753474U true CN201753474U (en) | 2011-03-02 |
Family
ID=43621205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202732266U Expired - Fee Related CN201753474U (en) | 2010-07-27 | 2010-07-27 | Solid-liquid separator for wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201753474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153235A (en) * | 2011-03-04 | 2011-08-17 | 吴建生 | Distributed treatment method and system for domestic sewage |
-
2010
- 2010-07-27 CN CN2010202732266U patent/CN201753474U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153235A (en) * | 2011-03-04 | 2011-08-17 | 吴建生 | Distributed treatment method and system for domestic sewage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110302 Termination date: 20140727 |
|
| EXPY | Termination of patent right or utility model |