CN209468227U - Sewage treatment and the device for recycling ammonia - Google Patents
Sewage treatment and the device for recycling ammonia Download PDFInfo
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- CN209468227U CN209468227U CN201821325867.4U CN201821325867U CN209468227U CN 209468227 U CN209468227 U CN 209468227U CN 201821325867 U CN201821325867 U CN 201821325867U CN 209468227 U CN209468227 U CN 209468227U
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- ammonia
- sewage treatment
- degassing film
- raw water
- gas
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Abstract
A kind of sewage treatment and the device for recycling ammonia, it includes sewage treatment unit and Ammonia recovery unit, it is connected between the sewage treatment unit and Ammonia recovery unit by degassing film, the degassing film offers air inlet and water outlet, the air inlet is connected to a blower, and water outlet is connected to the Ammonia recovery unit；The Ammonia recovery unit includes the heat exchanger being sequentially communicated, gas-liquid separator and ammonia tourie.The utility model is changed to original process acid cyclic part to be passed through air in structure at degassing film, air takes ammonia in film out of, and the raw water leaked out by degassing film raw water side is isolated by gas-liquid separator, to guarantee to recycle the concentration and purity of the ammonium sulfate that ammonia is formed, and then solve problems of the prior art；The advantages that in addition, the utility model also has structurally reasonable, actual effect is obvious, practical.
Description
Technical field
The utility model relates to Ammonia recovery fields in sewage treatment, ensure to recycle what ammonia was formed more particularly, to a kind of
The sewage treatment of the concentration and purity of ammonium sulfate and recycling ammonia device.
Background technique
As shown in Figure 1, NaOH is mainly added except the technique of ammonia nitrogen in waste water in existing degassing embrane method in high ammonia-nitrogen wastewater,
Range of the PH in 11.5-12 for adjusting processing waste water, causing mineralized nitrogen in waste water is ammonia.Again the high ammonia nitrogen after adjusting PH
Waste water is passed through degassing film raw water side circulation, and the degassing film other side is passed through the ammonia that dilute sulfuric acid cyclic absorption is penetrated by raw water side, shape
At ammonium sulfate, to achieve the purpose that handle ammonia nitrogen and recycle ammonia.But the technique is found in Practical Project utilization, is given up
Water is in raw water side circular treatment, since a permeable watertight can not be completely secured in degassing film.The waste water of partial raw water side processing
Sour circulation side is entered through degassing film, causes recycling ammonium sulfate concentration lower, and purity deficiency (contains a large amount of sulfuric acid
Sodium), influence the recycling value of ammonium salt.
Utility model content
In conclusion the utility model, which discloses one kind, to be ensured to recycle ammonia to solve the technical problems existing in the prior art
The sewage treatment of the concentration and purity of the ammonium sulfate that gas is formed and recycling ammonia device.
In order to achieve the above objectives, specific technical solution is as follows:
A kind of sewage treatment and the device for recycling ammonia comprising sewage treatment unit and Ammonia recovery unit, the dirt
It is connected between water treatment unit and Ammonia recovery unit by degassing film, in which:
The degassing film offers air inlet and water outlet, and the air inlet is connected to a blower, and water outlet with it is described
The connection of Ammonia recovery unit；
The Ammonia recovery unit includes the heat exchanger being sequentially communicated, gas-liquid separator and ammonia tourie.
Further, the heat exchanger is plate heat exchanger.
Further, the gas-liquid separator is 304 stainless steel gas-liquid separators, which is connected to wastewater disposal basin.
Further, the ammonia tourie includes reactor tank and aerator, and the aerator and the gas-liquid separator connect
Logical and its bottom for being loaded on reactor tank, the reactor tank are the tank body filled with dilution heat of sulfuric acid.
Further, the aerator is micro-hole aerator.
Further, institute: the sewage treatment unit includes the sewage collecting pool being sequentially communicated, pipe-line mixer, pocket type mistake
Filter, waste water recirculation assembly；The water outlet of the waste water recirculation assembly is connected to neutralizing tank, and the water inlet of neutralizing tank also with
The degassing film connection, the waste water recirculation assembly are additionally provided with a circulating outlet, the circulating outlet and the degassing film
Connection.
Further, the waste water recirculation assembly is two raw water tanks parallel with one another, and the water outlet of each raw water tank upper end is logical
A tube body and the neutralizing tank and the degassing film parallel communication are crossed, the circulating outlet of each raw water tank lower end passes through a circulation pipe
It is connected to degassing film.
Further, raw water circulating pump, heat-exchangers of the plate type, security personnel have also been sequentially connected in series between the circulation pipe and degassing film
Filter, HP survey meter, temperature sounder and pressure gauge.
Further, a raw water elevator pump is serially connected between the sewage collecting pool and pipeline mixer；The pocket type mistake
OPR survey meter and HP survey meter are also serially connected between filter and waste water recirculation assembly.
It compares with the prior art, the advantages of the utility model is as follows:
Original process acid cyclic part is changed to be passed through air at degassing film again in structure by the utility model, and air is by film
Interior ammonia is taken out of, and the raw water leaked out by degassing film raw water side is isolated by gas-liquid separator, to guarantee to recycle ammonia shape
At ammonium sulfate concentration and purity, and then solve problems of the prior art；In addition, the utility model also has structure conjunction
The advantages that reason, actual effect is obvious, practical.
Detailed description of the invention
Fig. 1 is prior art construction schematic diagram；
Fig. 2 is the utility model embodiment structural schematic diagram.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.
As shown in Fig. 2, the device of a kind of sewage treatment and recycling ammonia comprising sewage treatment unit 1 and Ammonia recovery
Unit 2 is connected between the sewage treatment unit 1 and Ammonia recovery unit 2 by degassing film 3.
As shown in Fig. 2, the degassing film 3 includes the recycling waste water water outlet 31 opened up at upper and lower side, recycling waste water water inlet
Mouthfuls 32 and side open up air inlet 33, gas outlet 34.
As shown in Fig. 2, the sewage treatment unit 1 includes sewage collecting pool, the pipe-line mixer, pocket type mistake being sequentially communicated
Filter, waste water recirculation assembly；The water outlet and neutralizing tank and the degassing film parallel communication of the waste water recirculation assembly, pass through electricity
The circulation and discharge of dynamic Vavle switching waste water, the waste water recirculation assembly are additionally provided with a circulating outlet, the circulating outlet and institute
State the connection of degassing film.The waste water recirculation assembly is two raw water tanks parallel with one another, the recirculated water of each raw water tank upper end into
Recycling waste water water outlet 31 parallel communication of the mouth of a river by a tube body and the neutralizing tank and the degassing film, each raw water tank lower end
Circulating outlet be connected to degassing film by a circulation pipe.Between the circulation pipe and the recycling waste water water inlet 32 of degassing film
Also it has been sequentially connected in series raw water circulating pump, heat-exchangers of the plate type, cartridge filter, HP survey meter, temperature sounder and pressure gauge.Institute
It states and is serially connected with a raw water elevator pump between sewage collecting pool and pipeline mixer；The bag filter and waste water recirculation assembly
Between be also serially connected with OPR survey meter and HP survey meter.
Specifically: as shown in Fig. 2, the sewage collecting pool by pipeline successively by raw water elevator pump, pipeline mix
(ORP survey meter is ORP tester, the oxidation-reduction potential of energy precise measurement solution for device, bag filter, ORP survey meter
Value) and HP survey meter (HP survey meter is PH detector, energy precise measurement solution acid alkalinity) concatenation connection, the bag type filtering
The water outlet of device is connected to the water inlet of described two raw water tanks, and the water outlet of described two raw water tanks is concatenated with degassing film, institute
The recycling waste water water outlet 31 for stating degassing film is connected in two raw water tanks and the water inlet front end of neutralizing tank；Described two raw water tanks
Circulating outlet pass through set gradually and concatenate the raw water elevator pump of connection, plate heat exchanger, cartridge filter, HP survey meter,
Temperature sounder and pressure gauge are connected to the recycling waste water water inlet 32 of degassing film.
In more detail: as shown in Fig. 2, sodium hydroxide is added at the dosing mouth of the pipeline mixer, adjusting processing
Waste water pH value is to 11.5-12；The pipe being connected with the water inlet of described two raw water tanks and recirculated water water inlet and circulating outlet
Motor-driven valve is mounted on road, and the pressure that is internally provided with of each raw water tank tries liquidometer；It is provided on the neutralizing tank into water
Mouth and discharge outlet, and upper part is provided with an air stirring mouth, and its internal 5 percent decathionic acids production water that is added is neutralized,
HP survey meter is provided in the neutralizing tank；The condensed water discharge outlet of plate heat exchanger in the sewage treatment unit is provided with
Drain valve.
As shown in Fig. 2, the air inlet 33 of the degassing film 3 is connected to a blower, and water outlet 34 and the Ammonia recovery
Unit 2 is connected to；The Ammonia recovery unit 2 includes heat exchanger, gas-liquid separator and the ammonia tourie being sequentially communicated.
Specifically: as shown in Fig. 2, the heat exchanger is plate heat exchanger, the gas-liquid separator is 304 stainless steel gas
Liquid/gas separator, the gas-liquid separator are connected to wastewater disposal basin, and the ammonia tourie includes reactor tank and aerator, the aerator
It is connected to the gas-liquid separator and its bottom for being loaded on reactor tank, the reactor tank is the tank body filled with dilution heat of sulfuric acid,
The aerator is micro-hole aerator.
In more detail: the blower is vortex air pump.
Using above structure, the technique of institute's embodiment is that former treatment process circulation is pressed in degassing film raw water side, in degassing acid
Air is passed through degassing film using blower by circulation side front end, and air, which is passed through degassing film, needs upper entering and lower leaving, guarantees that raw water side leaks out
Raw water can be discharged in time, the raw water of leakage is remained not in sour side form and in pipeline, guarantees the removal efficiency of raw water ammonia nitrogen.It is passed through
Air passes through heat exchanger after taking ammonia in film out of, cools down to the gas after membrane.It is empty after being passed through acid side due to air
Temperature degree can rise, and contain a large amount of vapor in air.By the cooling of heat exchanger, the vapor in membrane air can be made cold
It is solidifying.Air after cooling is isolated the raw water that film raw water side leaks out by gas-liquid separation device, and the raw water isolated is fixed
Phase drains into front end and handles again.The air containing a large amount of ammonias is finally passed through dilution heat of sulfuric acid, by micro-hole aerator, makes sky
Ammonia, which comes into full contact with to react with dilute sulfuric acid, in gas generates ammonium sulfate.When being handled simultaneously using multiple groups degassing film, the technique
Middle degassing film need to can take away film raw water side amount of heat due to being passed through air, cause raw water temperature by the way of being installed in parallel
It reduces.If degassing film uses tandem compound, when raw water passes through second level film, the decline of raw water temperature is severe, influences the ammonia of degassing film
Nitrogen removal efficiency.
The above various embodiments is only to illustrate the technical solution of the utility model, but the utility model is not limited to this reality
Mode is applied, in the knowledge that person of ordinary skill in the field has, is not departing from the utility model aims
Under the premise of, it can also make a variety of changes.Person of ordinary skill in the field is from above-mentioned design, without creativeness
Labour, made various transformation all fall in the protection scope of the utility model.
Claims (9)
1. sewage treatment and the device for recycling ammonia, it is characterised in that: it includes sewage treatment unit and Ammonia recovery unit, institute
It states and is connected between sewage treatment unit and Ammonia recovery unit by degassing film, in which:
The degassing film offers air inlet and water outlet, and the air inlet is connected to a blower, and water outlet and the ammonia
Recovery unit connection；
The Ammonia recovery unit includes the heat exchanger being sequentially communicated, gas-liquid separator and ammonia tourie.
2. sewage treatment according to claim 1 and the device for recycling ammonia, it is characterised in that: the heat exchanger is board-like
Heat exchanger.
3. sewage treatment according to claim 2 and the device for recycling ammonia, it is characterised in that: the gas-liquid separator is
304 stainless steel gas-liquid separators, the gas-liquid separator are connected to wastewater disposal basin.
4. sewage treatment according to claim 3 and the device for recycling ammonia, it is characterised in that: the ammonia tourie packet
Reactor tank and aerator are included, the aerator is connected to the gas-liquid separator and its bottom for being loaded on reactor tank, the reaction
Tank is the tank body filled with dilution heat of sulfuric acid.
5. sewage treatment according to claim 4 and the device for recycling ammonia, it is characterised in that: the aerator is micropore
Aerator.
6. sewage treatment according to claim 1 and the device for recycling ammonia, it is characterised in that: the sewage treatment unit
Including sewage collecting pool, pipe-line mixer, bag filter, the waste water recirculation assembly being sequentially communicated；The waste water recirculation assembly
Water outlet be connected to neutralizing tank, and the water inlet of neutralizing tank is also connected to the degassing film, which also sets
It is equipped with a circulating outlet, the connection of the circulating outlet and the degassing film.
7. sewage treatment according to claim 6 and the device for recycling ammonia, it is characterised in that: the waste water recirculation assembly
Water outlet for two raw water tanks parallel with one another, each raw water tank upper end passes through a tube body and the neutralizing tank and the degassing film
The circulating outlet of parallel communication, each raw water tank lower end is connected to by a circulation pipe with degassing film.
8. sewage treatment according to claim 7 and the device for recycling ammonia, it is characterised in that: the circulation pipe and degassing
Raw water circulating pump, heat-exchangers of the plate type, cartridge filter, HP survey meter, temperature sounder and pressure have also been sequentially connected in series between film
Power table.
9. sewage treatment according to claim 6 and recycle ammonia device, it is characterised in that: the sewage collecting pool with
A raw water elevator pump is serially connected between pipeline mixer；It is also serially connected between the bag filter and waste water recirculation assembly
OPR survey meter and HP survey meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821325867.4U CN209468227U (en) | 2018-08-16 | 2018-08-16 | Sewage treatment and the device for recycling ammonia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821325867.4U CN209468227U (en) | 2018-08-16 | 2018-08-16 | Sewage treatment and the device for recycling ammonia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209468227U true CN209468227U (en) | 2019-10-08 |
Family
ID=68085440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821325867.4U Active CN209468227U (en) | 2018-08-16 | 2018-08-16 | Sewage treatment and the device for recycling ammonia |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209468227U (en) |
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2018
- 2018-08-16 CN CN201821325867.4U patent/CN209468227U/en active Active
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