CN208136026U - The quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry - Google Patents
The quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry Download PDFInfo
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- CN208136026U CN208136026U CN201820124770.0U CN201820124770U CN208136026U CN 208136026 U CN208136026 U CN 208136026U CN 201820124770 U CN201820124770 U CN 201820124770U CN 208136026 U CN208136026 U CN 208136026U
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- water
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- ammonia nitrogen
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Abstract
The quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry, is made of ammonia separation system and ammonia recovery system two parts.The dissolution equilibrium of ammonium nitrogen in waste water is destroyed by biological chemistry action, the mode of spray is used to promote ammonium nitrogen to release in the form of ammonia with hot-water line collision, during hot and cold alternation waste water simultaneously, and realize that the acid of ammonia absorbs fixed utilize by ammonia recovery system, reach the ammonia-nitrogen content quickly reduced in waste water of livestock poultry, reduces the obstacle that waste water of livestock poultry subsequent bio is administered.The ammonia nitrogen removal frank of the system can reach 90.86%, reach ammonia nitrogen discharge standard in national waste water of livestock poultry, and the ammonia nitrogen rate of recovery reaches 95% or more.It realizes and efficiently quickly removes ammonia-nitrogen content in waste water of livestock poultry in a short time, and high efficiente callback has been carried out to the ammonia nitrogen of release.The system Construction is at low cost, and energy consumption is few, and easy to operate, strong applicability, ammonia nitrogen resource recycles comprehensively, pollution-free to ambient enviroment, and can continuity run.
Description
Technical field
The utility model belongs to Agro-ecology environment protection field.It is related to ammonia nitrogen in high ammonia nitrogen waste water of livestock poultry quickly to recycle.
Background technique
In recent years, with the continuous propulsion of novel urbanization and Integration of Urban-rural Areas process, China's animal husbandry scale,
Intensive fast development, animal waste yield sharply increase, and annual output is up to 3,800,000,000 tons, COD and ammonia nitrogen discharge amount
Respectively 10,490,000 tons, 580,000 tons account for the 95% and 76% of agricultural pollution source, account for the 45% and 25% of national pollution sources.Livestock and poultry cultivation
Pollution already becomes the third-largest pollution sources after industrial pollution, domestic pollution, becomes the main of Chinese countryside pollution of area source
One of reason not only causes dirty living environment, unrest, difference, also seriously hampers the construction of " novel urbanization " and " conservation culture "
Process.Therefore exploitation can quickly reduce ammonia nitrogen in waste water of livestock poultry, turbidity and COD content technology have biggish practical value and
Economic significance.
COD content in livestock breeding wastewater is 6000-10000 mg/L, and ammonia-nitrogen content is 400-1500 mg/L, turbidity
For 3000-10000 NTU, total phosphorus content is 60-150 mg/L, and various indexs are discharged about waste water of livestock poultry far more than country and marked
It is quasi-（GB18596—2001）, wherein ammonia nitrogen height is that biogas slurry is caused to administer difficult core obstacle, and many livestock and poultry cultivation enterprises face
Remove or reconstruction, bring huge pressure to breeding enterprise, seriously hinder the sustainable development of livestock and poultry cultivation enterprise.
The method about processing waste water of livestock poultry developed at present has very much, but these methods take a long time, higher cost, applicability compared with
It is small, it is unable to continuity run, very big puzzlement is brought to livestock and poultry cultivation family, ammonia nitrogen is such as recycled in the way of air stripping（China
Patent application publication number：CN 106430244 A）, the method needs are continuous to blow, and consumes energy higher, and need to add deamidization
（Such as chitosan, resin consumables）, cost is larger, is not suitable for large-scale breeding enterprise, furthermore air- extraction easily improves waste water
In CO2Content；High-efficiency membrane stack exchanges liquid phase ammonia nitrogen in waste water（Chinese patent application publication No.：CN 202007171 U）,
Wherein film belongs to consumables, there is service life, at high cost, it is difficult to clean.Therefore developing one kind, can rapidly and efficiently to recycle livestock and poultry useless
The new technology of water ammonia nitrogen has broad application prospects.
Utility model content
The purpose of this utility model is to provide the quick recovery systems of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry, quickly recycle
Ammonia nitrogen in waste water of livestock poultry, while the ammonia nitrogen high efficiente callback to release is realized using phosphoric acid.It is collided using hot and cold alternation, hydrone
And the technology that vacuum combines, it destroys ammonia balance in water and discharges ammonia, high efficiente callback is carried out by phosphoric acid and high tower, from
And reach the ammonia nitrogen in quickly recycling waste water of livestock poultry.
The quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry described in the utility model, including spray thrower（1）, it is useless
Liquid process tank（2）, screw hot-water tube（3）, carry disease germs floating ball（4）, water pump（5）, waste liquid outlet（6）, solid sediment outlet（7）,
Waste liquid outlet pipe（8）, pH meter（9）, waste liquid import（10）, alkali liquid tank（11）, lye import（12）, heat-exchanger pump（13）, heat exchange
Device（14）, hot-water cylinder（15）, running water inlet（16）, thermometer（17）, birds droppings apatite outlet（18）, magnesium chloride solution tank
（19）, magnesium salts import（20）, current divider（21）, outlet（22）, porous plate（23）, phosphoric acid import（24）, high tower（25）, vacuum pump
（26）, circulating water condensing pipe（27）, conduit（28）, safety valve（29）.
The connection type of the utility model is as follows：Waste liquid import（10）With alkali liquid tank（11）Outlet be connected, and at waste liquid
Manage tank（2）Side bottom connection, pH meter（9）It is mounted on waste liquid treatment tank（2）Side bottom, and in waste liquid treatment tank（2）In
Add the floating ball that carries disease germs（4）, waste liquid solid sediment exports by solid sediment（7）Discharge, waste liquid treatment tank（2）Side exit
Connect water pump（5）, water pump（5）Water outlet connect spray thrower（1）, waste liquid treatment tank（2）Dispose screw hot-water tube（3）, hot water
Tank（15）Bottom is installed by heat exchanger（14）, hot-water cylinder（15）Side bottom outlet connection heat-exchanger pump（13）, heat-exchanger pump（13）Out
Mouth connection screw hot-water tube（3）, screw hot-water tube（3）Outlet and hot-water cylinder（15）It is connected, thermometer（17）It is installed on hot-water cylinder
（15）Top, waste liquid treatment tank（2）Top export connect circulating water condensing pipe（27）, and and vacuum pump（26）It is connected, very
Sky pump（26）Outlet and high tower（25）It is connected, high tower（25）The end of air inlet is installed by gas diverter（21）, and in high tower
（25）Inside multi-layer porous plate is installed（23）, phosphoric acid liquid is in phosphoric acid import（24）It flows into, high tower（25）Outlet at bottom and chlorine
Change magnesium solution tank（19）It is connected, bottom is arranged birds droppings apatite and exports（18）, all of above connecting tube is resistant material, and into
Outlet is respectively mounted safety valve（29）.
Component described in the utility model is stainless steel material, and acid-fast alkali-proof high temperature resistant, and wherein waste liquid treatment tank is
Opaque corrosion-resistant material.
The quick recovery system operational process of ammonia nitrogen is as follows in a kind of high ammonia nitrogen waste water of livestock poultry described in the utility model.
1）Livestock and poultry waste liquid is from waste liquid treatment tank（2）Waste liquid import（10）It flows into, and passes through alkali liquid tank（11）Adjust waste liquid
PH (10.0-11.0), later utilize water pump（5）Waste water is delivered to spray thrower（1）, the waste water and spiral hot water that spray
Pipe（3）After colliding, bottom is flowed into from waste liquid treatment tank（2）Waste liquid outlet（6）Outflow.
2）By hot-water cylinder（15）In water be heated to 50 °C or so, and pass through heat-exchanger pump（13）It is delivered to screw hot-water tube
(3) in.
3）Utilize vacuum pump（26）By waste liquid treatment tank（2）In the ammonia that releases extract to high tower（25）In, and use phosphorus
Acid absorbs；The phosphoric acid solution of absorbing ammonia flows into magnesium chloride solution tank（19）In, sediment is formed, is exported from birds droppings apatite（18）
Outflow, realizes the recycling of ammonia nitrogen.
The working principle of the utility model：Livestock and poultry waste liquid passes through the injection port sample introduction of waste liquid treatment tank, is that waste liquid volume is
The 1/2 of tank volume, and pH value is adjusted by sodium hydroxide solution（10.0-11.0）, treated, and waste liquid can pass through liquid waste processing
The outlet at bottom of tank is discharged；Hot gas is delivered in hot-tub by conduit using heating tube, and passes through water pump for delivery
Into the spiral thermal cycle water pipe of waste liquid treatment tank；Treated, and waste water passes through heat exchanger and waste liquid progress heat exchange to improve
The temperature of waste liquid accelerates the rate of ammonia release；The bottom of waste liquid treatment tank, by waste liquid, is delivered to porous sprinkler by water pump
In, droplet and the hot-water line shock, hot and cold alternation that the porous sprinkler of water flowing gushes out destroy ammonium ion and balance in water, so that
Ammonia and CO in water2Equal gases release, and recycle vacuum pump that the gas of generation is delivered in high tower；Waste water release
Ammonia is delivered to high tower by vacuum pump, passes through the NH of phosphoric acid recycling release3, and ammonia is improved by gas-separating valve and perforated baffle
Recovery efficiency, the phosphoric acid liquid for absorbing ammonia flows into magnesium chloride solution tank, form birds droppings apatite simultaneously by outlet at bottom, with
Just it recycles.
The utility model utilizes hot and cold alternation, collision, effective combination of vacuum extraction, and reaching quickly reduces in waste water of livestock poultry
Ammonia nitrogen, and to the ammonia nitrogen high efficiente callback of release utilize.With following six innovative point outstanding.
1) using the efficient design of continuous heat energy recycling, it is quick to greatly improve ammonia nitrogen in high ammonia nitrogen waste water of livestock poultry
The efficiency of recycling.
2) using the droplet of sprinkling and hot-water line collisional decomposition at little particle, in water in hot and cold alternation process destruction ammonia
Equilibrium state releases the ammonia in water, reduces the energy consumption of ventilation, and avoids the CO brought into that blows2Ammonia is waved
Send out the resistance formed.
3) ammonia that waste water discharges is stripped by vacuum pump, to improve the removal rate of ammonia.
4) by heat-exchange tube, so that treated waste water carries out heat exchange with the waste water newly flowed into, to improve waste water
Temperature.
5) ammonia emitted is carried out by efficient absorption and circulation using phosphoric acid and the high tower containing multi-layer porous pedal
It utilizes, the pollution to avoid ammonia to air.
6) ammonia that phosphoric acid absorbs is further converted to birds droppings birds droppings apatite using magnesium salts, can be used for fertilizer has
The efficient utilization of ammonia nitrogen is realized in the preparation of machine fertilizer.
Detailed description of the invention
Fig. 1 is the plan view of the system.
Wherein, 1 is spray thrower；2 be waste liquid treatment tank；3 be screw hot-water tube；4 be the floating ball that carries disease germs；5 be water pump；6 be useless
Liquid outlet；7 export for solid sediment；8 be waste liquid outlet pipe；9 be pH meter；10 be water inlet；11 be alkali liquid tank；12 be lye
Import；13 be heat-exchanger pump；14 be heat exchanger；15 be hot-water cylinder；16 be running water inlet；17 be thermometer；18 be birds droppings phosphorus
Lime stone outlet；19 be magnesium chloride solution tank；20 be magnesium salts import；21 be current divider；22 be outlet；23 be porous plate；24 be phosphorus
Sour import；25 be high tower；26 be vacuum pump；27 be circulating water condensing pipe；28 be conduit；29 be safety valve.
Specific embodiment
The utility model will be described further by following embodiment.
Embodiment.
The quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry described in the present embodiment, including heating tube, thermometer,
PH meter, conduit, draining pump, gas-separating valve, safety valve, vacuum pump, spray thrower, waste liquid treatment tank and tourie, high tower, porous plate,
Circulating water condensing pipe.
The installation connection type of the present embodiment is as follows：Waste liquid import 10 is connected with the outlet of alkali liquid tank 11, and and liquid waste processing
The connection of 2 side bottom of tank, pH meter 9 is mounted on the side bottom of waste liquid treatment tank 2, and in waste liquid treatment tank 2 addition carry disease germs it is floating
Ball 4, waste liquid solid sediment connect water pump 5, water pump 5 by 7 discharge of solid sediment outlet, the side exit of waste liquid treatment tank 2
Water outlet connect spray thrower 1, waste liquid treatment tank 2 dispose screw hot-water tube 3,15 bottom of hot-water cylinder install heater 14, hot water
15 side bottom of tank outlet connection heat-exchanger pump 13, the outlet of heat-exchanger pump 13 connection screw hot-water tube 3, the outlet of screw hot-water tube 3 and heat
Water pot 15 is connected, and thermometer 17 is installed on the top of hot-water cylinder 15, and the top export of waste liquid treatment tank 2 connects circulating water condensing pipe
27, and be connected with vacuum pump 26, the outlet of vacuum pump 26 is connected with high tower 25, and gas diverter is installed in the end of 25 air inlet of high tower
21, and install multi-layer porous plate 23 in the inside of high tower 25, phosphoric acid liquid is flowed into phosphoric acid import 24, the outlet at bottom of high tower 25 with
Magnesium chloride solution tank 19 is connected, and bottom is arranged birds droppings apatite and exports 18, and all of above connecting tube is resistant material, and is passed in and out
Mouth is respectively mounted safety valve 29.
Example：The quick ammonia nitrogen recovery system of Pig raising wastewater.
1）Pig raising wastewater is flowed into wastewater trough by injection port, and wastewater volume is 1/3 or so of sink volume；And pass through 2
Mol/L sodium hydroxide solution adjusts pH value to 10.0.
2）By heat exchanger by most 50 DEG C or so of the water temperature heating in pond, and pass through water pump for delivery to waste water
It is recycled in the hot-water line of slot.
3）Waste water is delivered in porous sprinkler by water pump（80 mesh）, so that droplet and the hot-water line collision generated,
Hot and cold alternation is destroyed ammonia and is balanced in water.
4）The ammonia that waste water discharges is stripped using vacuum pump, to improve the removal rate of ammonia.
4）It is analysis pure phosphoric acid in high tower, the concentration of magnesium chloride solution is 2 mol/L, the volume of added solution in high tower
It is the 2/3 of high tower volume, multi-layer porous column plate is housed, to improve the absorptivity of ammonia in high tower；
5）Treated, and waste liquid can be flowed out by the heat-exchange tube of liquid waste processing pot bottom, and the ammonia that phosphoric acid absorbs can pass through
Magnesium salts method settles and is used for the preparation of fertilizer, to realize the recycling to ammonia nitrogen.
6）After treatment, the ammonia nitrogen in waste liquid, COD content and turbidity can reduce by 90.86% respectively, 71.43%,
79.22%, the ammonia nitrogen rate of recovery reaches 98.56% or more, detailed results such as the following table 1.
Table 1
| Before processing | After processing | |
| Ammonia-nitrogen content（mg/L） | 635±19 | 58±7 |
| COD content（mg/L） | 8400±400 | 2400±204 |
| Turbidity（NTU） | 6219±182 | 1292±55 |
| Ammonia nitrogen rate of recovery % | 0 | 98.56±0.83 |
Claims (1)
1. the quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry, it is characterized in that including spray thrower（1）, waste liquid treatment tank
（2）, screw hot-water tube（3）, carry disease germs floating ball（4）, water pump（5）, waste liquid outlet（6）, solid sediment outlet（7）, waste liquid water outlet
Pipe（8）, pH meter（9）, waste liquid import（10）, alkali liquid tank（11）, lye import（12）, heat-exchanger pump（13）, heat exchanger（14）, heat
Water pot（15）, running water inlet（16）, thermometer（17）, birds droppings apatite outlet（18）, magnesium chloride solution tank（19）, magnesium salts into
Mouthful（20）, current divider（21）, outlet（22）, porous plate（23）, phosphoric acid import（24）, high tower（25）, vacuum pump（26）, recirculated water
Condenser pipe（27）, conduit（28）, safety valve（29）；
Waste liquid import（10）With alkali liquid tank（11）Outlet is connected, and and waste liquid treatment tank（2）Side bottom connection, pH meter（9）Peace
Mounted in waste liquid treatment tank（2）Side bottom, and in waste liquid treatment tank（2）It is middle to add the floating ball that carries disease germs（4）, waste liquid solid sediment
It is exported by solid sediment（7）Discharge, waste liquid treatment tank（2）Side exit connect water pump（5）, water pump（5）Water outlet connect
Connect spray thrower（1）, waste liquid treatment tank（2）Dispose screw hot-water tube（3）, hot-water cylinder（15）Bottom is installed by heat exchanger（14）, heat
Water pot（15）Side bottom outlet connection heat-exchanger pump（13）, heat-exchanger pump（13）Outlet connection screw hot-water tube（3）, screw hot-water tube
（3）Outlet and hot-water cylinder（15）It is connected, thermometer（17）It is installed on hot-water cylinder（15）Top, waste liquid treatment tank（2）Top
Outlet connection circulating water condensing pipe（27）, and and vacuum pump（26）It is connected, vacuum pump（26）Outlet and high tower（25）It is connected, high tower
（25）The end of air inlet is installed by gas diverter（21）, and in high tower（25）Inside multi-layer porous plate is installed（23）, phosphoric acid
Liquid is in phosphoric acid import（24）It flows into, high tower（25）Outlet at bottom and magnesium chloride solution tank（19）It is connected, birds droppings phosphorus is arranged in bottom
Lime stone outlet（18）, all of above connecting tube is resistant material, and inlet and outlet are respectively mounted safety valve（29）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124770.0U CN208136026U (en) | 2018-01-25 | 2018-01-25 | The quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124770.0U CN208136026U (en) | 2018-01-25 | 2018-01-25 | The quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208136026U true CN208136026U (en) | 2018-11-23 |
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ID=64285304
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820124770.0U Expired - Fee Related CN208136026U (en) | 2018-01-25 | 2018-01-25 | The quick recovery system of ammonia nitrogen in a kind of high ammonia nitrogen waste water of livestock poultry |
Country Status (1)
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|---|---|
| CN (1) | CN208136026U (en) |
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2018
- 2018-01-25 CN CN201820124770.0U patent/CN208136026U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 Termination date: 20200125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |