CN209507875U - A kind of ammonia nitrogen wastewater treatment device - Google Patents
A kind of ammonia nitrogen wastewater treatment device Download PDFInfo
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- CN209507875U CN209507875U CN201822256105.XU CN201822256105U CN209507875U CN 209507875 U CN209507875 U CN 209507875U CN 201822256105 U CN201822256105 U CN 201822256105U CN 209507875 U CN209507875 U CN 209507875U
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- reaction kettle
- wastewater treatment
- ammonia nitrogen
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Abstract
The utility model discloses a kind of ammonia nitrogen wastewater treatment devices.Belong to chemical equipment technical field, which high-efficient deamination and can recycle for high concentration ammonium hydroxide, and structure is simple, operation is easy, effectively reduces operating cost and energy consumption, preferably promotes environmental protection.Including preheating reaction kettle, the preheating reaction kettle is connected to the left side of slurries pump, the right side of the slurries pump is equipped with deammoniation tower, the deammoniation tower includes tower top and tower bottom, the tower bottom is connected to one end of circulating pump, the other end of the circulating pump is connected on preheating reaction kettle, it is made of between tower top and tower bottom several tower rooms successively connected side by side, slurries pump upper end is equipped with the spray nozzle of mating corresponding with tower room, the tower room includes column plate, the column plate is equipped with the umbrella crown top being fixedly connected and overflow hole, the umbrella crown top is located at the underface of spray nozzle, the overflow hole is located at the right side on umbrella crown top；The tower top and tower bottom pass through vacuum tube and are connected to condenser left end.
Description
Technical field
The utility model relates to chemical equipment technical fields, and in particular to a kind of ammonia nitrogen wastewater treatment device.
Background technique
A large amount of high concentration ammonia nitrogen sewages are generated in the industrial processes such as chemical industry, be will cause serious water pollution, are jeopardized
People and ecological environment etc..
Chinese utility model patent if notification number is CN206872571U discloses a kind of ammonia on November 12nd, 2018
Nitrogen wastewater treatment device, comprising: reactor, produces pond and membrane filter at mud film filter；The reactor and the mud film
Filter device connection, the mud film filter are connect with the production pond, and the production pond is connect with the membrane filter, institute
It states mud film filter and is from top to bottom successively arranged effluent trough, slanting baffle, dynamic film layer and spoil disposal layer, the spoil disposal layer is equipped with cloth
Bucket, sludge out pipe, mud drainage slot and receipts bucket, sludge out pipe are connect with mud drainage slot, and mud drainage slot is set to spoil disposal layer and receives the bottom of bucket,
Cloth bucket is connect by captation with water inlet chemicals dosing plant, and water inlet chemicals dosing plant includes agent mixer and elevator pump, medicament
It added with flocculation aid in mixer, and is connect by water-supply-pipe with captation, elevator pump is connect with agent mixer.
Therefore qualified discharge again after need to handling ammonia-nitrogen sewage, while ammonia can be recycled as a kind of chemical resource
It is recycled；In the prior art, more mature technique is stripping, the mode of ammonia still process carries out the recycling of ammonia, stripping process
Since gas-liquid is bigger, 2000 ~ 3000:1 or more of Chang, the ammonia emitted absorbs recycling difficulty, steams since concentration is lower
100 DEG C of heating temperature or more of ammonia process, the energy consumption for recycling ammonium hydroxide are high.
Utility model content
The utility model is, using hydromechanical relative theory, to increase gas-liquid in order to solve above-mentioned deficiency and pass
Hot mass transfer efficiency, using modes such as vacuum, parsings, provide one kind high-efficient deamination and can recycle for high concentration ammonium hydroxide, and
Structure is simple, operation is easy, effectively reduces operating cost and energy consumption, preferably promotes environmental protection.
The above technical problem is solved through the following technical scheme:
A kind of ammonia nitrogen wastewater treatment device, including preheating reaction kettle, the preheating reaction kettle are connected to the left side of slurries pump,
The right side of the slurries pump is equipped with deammoniation tower, and the deammoniation tower includes tower top and tower bottom, and the tower bottom is connected to the one of circulating pump
End, the other end of the circulating pump is connected on preheating reaction kettle, by several towers successively connected side by side between tower top and tower bottom
Room composition, slurries pump upper end are equipped with the spray nozzle of mating corresponding with tower room, and the tower room includes column plate, on the column plate
Equipped with the umbrella crown top being fixedly connected and overflow hole, the umbrella crown top is located at the underface of spray nozzle, and the overflow hole is located at umbrella crown
The right side on top；The tower top and tower bottom pass through vacuum tube and are connected to condenser left end.
The mixed liquor of NH4+-N waste water and NaOH from preheating reaction kettle, are delivered to each floor tower room spray by the utility model,
Spray liquid is overflowed naturally by overflow hole, falls into lower layer's tower room, is so successively fallen, and tower bottom waste water flows back to preheating reaction kettle, is formed
The continuous deamination system of circulation.Tower top and associated column room are sucked by vacuum, and make the free ammonia of parsing by negative-pressure ward, through condenser
Obtain high concentration ammonium hydroxide.The processing and ammonium hydroxide for realizing NH4+-N waste water recycle.
Preferably, the right end of the condenser is connected to for hydraulic and collection ammonia vacuum pump set.
Preferably, the preheating reaction kettle includes reaction chamber, the reaction chamber upper end is equipped with mechanical seal, the machinery
Sealed upper end is connected on the speed reducer with motor, and the shaft of the speed reducer passes through mechanical seal and is drivingly connected and having
The connecting shaft upper end of agitating paddle, the reaction chamber immediately below connecting shaft, which is equipped with, pumps the baiting valve being connected with slurries.
Preferably, the reaction chamber is equipped with feed inlet and circulation feed back import, the circulation feed back import, which is connected to, to be followed
On ring pump.
Preferably, the material of the internal chamber wall of the reaction chamber is stainless steel material.
The utility model can reach following effect:
The utility model provides a kind of ammonia nitrogen wastewater treatment device, can high-efficient deamination and for high concentration ammonium hydroxide return
It receives, and structure is simple, operation is easy, effectively reduces operating cost and energy consumption, preferably promotes environmental protection.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of the utility model embodiment.
Fig. 2 is a kind of structural schematic diagram that reaction kettle is preheated in the utility model embodiment.
In figure: preheating reaction kettle 1, slurries pump 2, deammoniation tower 3, column plate 4, umbrella crown top 5, spray nozzle 6, overflow hole 7, vacuum tube
8, circulating pump 9, condenser 10, vacuum pump set 101, motor 11, speed reducer 12, mechanical seal 13, reaction chamber 14, agitating paddle 15,
Baiting valve 16, connecting shaft 17, feed inlet 18 recycle feed back import 19, tower top 31, tower room 32, tower bottom 33.
Specific embodiment
The utility model is described further with embodiment with reference to the accompanying drawing.
Embodiment, a kind of ammonia nitrogen wastewater treatment device is shown in Figure 1, including preheating reaction kettle 1, the pre- thermal response
Kettle 1 is connected to the left side of slurries pump 2, and the right side of the slurries pump 2 is equipped with deammoniation tower 3, and the deammoniation tower 3 includes tower top 31 and tower
Bottom 33, the tower bottom 33 are connected to one end of circulating pump 9, and the other end of the circulating pump 9 is connected on preheating reaction kettle 1, tower
It is made of between top 31 and tower bottom 33 several tower rooms 32 successively connected side by side, the slurries pump 2 upper ends and are equipped with and 32 phase of tower room
The spray nozzle 6 of corresponding mating, the tower room 32 include column plate 4, and the column plate 4 is equipped with the umbrella crown top 5 being fixedly connected and overflow
Hole 7, the umbrella crown top 5 are located at the underface of spray nozzle 6, and the overflow hole 7 is located at the right side on umbrella crown top 5；The deammoniation tower 3
Tower top 31 and tower bottom 33 are connected to 10 left end of condenser by vacuum tube 8.The right end of the condenser 10 is connected to for liquid
On the vacuum pump set 101 of pressure and collection ammonia.
Shown in Figure 2, the preheating reaction kettle 1 includes reaction chamber 14, and 14 upper end of reaction chamber is equipped with mechanical seal
13,13 upper end of mechanical seal is connected on the speed reducer 12 with motor 11, and the shaft of the speed reducer 12 passes through machinery
It seals 13 and is drivingly connected in 17 upper end of connecting shaft for having agitating paddle 15, set on the reaction chamber 14 immediately below connecting shaft 17
There is the baiting valve 16 being connected with slurries pump 2.The reaction chamber 14 is equipped with feed inlet 18 and circulation feed back import 19, the circulation
Feed back import 19 is connected on circulating pump 9.
The material of the internal chamber wall of reaction chamber 14 is stainless steel material in the present embodiment；The tower room 32 is five；It is described to overflow
The diameter of discharge orifice 7 is 20mm, and overflow hole height is 50mm, while solution excessive whereabouts, also as negative-pressure ward ammonia
Access.
Detailed process and working principle are as follows: the mixed liquor of NH4+-N waste water and NaOH enter pre- thermal response from feed inlet 18
Kettle 1, then feed inlet 18 is closed, preheated reaction kettle 1 treated mixed liquor, and each layers of deammoniation tower 3 are delivered to by slurries pump 2
Tower room 32 is sprayed by spray nozzle 6, and spray liquid is hit through umbrella crown top 5 to be uniformly distributed, and increases liquid film, then pass through tower top 31 and phase
The room Guan Ta 32 is sucked by vacuum through vacuum tube 8, maintains certain negative pressure, and the free ammonia parsed from solution is by negative-pressure ward, through condensing
Device 10 obtains high concentration ammonium hydroxide, a small amount of ammonia for entering vacuum pump set 101, and the recirculated water acid adding in vacuum pump set 101 absorbs, respectively
After 4 waste water liquid level of column plate of tower room 32 reaches certain altitude, is overflowed naturally by overflow hole 7, fall into next floor tower room 32, each layer column plate
4,7 cross-distribution of overflow hole so successively falls, and free ammonia is removed by repeatedly parsing with negative-pressure ward in waste water；Tower bottom 33
Waste water be transmitted back to preheating reaction kettle 1 through circulating pump 9, so that the continuous deamination operation of circulation is formed, until NH4+-N concentration reaches
To processing index.To realize that processing and the ammonium hydroxide of NH4+-N waste water recycle.
The utility model provides a kind of ammonia nitrogen wastewater treatment device, can high-efficient deamination and for high concentration ammonium hydroxide return
It receives, and structure is simple, operation is easy, effectively reduces operating cost and energy consumption, preferably promotes environmental protection.
The embodiments of the present invention have been described above with reference to the accompanying drawings, and however, the implementation is not limited to the above embodiments, this
Field those of ordinary skill can various changes and modifications may be made within the scope of the appended claims.
Claims (5)
1. a kind of ammonia nitrogen wastewater treatment device, including preheating reaction kettle (1), which is characterized in that preheating reaction kettle (1) connection
Deammoniation tower (3) are equipped on the right side in the left side of slurries pump (2), the slurries pump (2), the deammoniation tower (3) includes tower top (31)
With tower bottom (33), the tower bottom (33) is connected to one end of circulating pump (9), and the other end of the circulating pump (9) is connected to preheating
It on reaction kettle (1), is made of between tower top (31) and tower bottom (33) several tower rooms (32) successively connected side by side, the slurries pump
(2) upper end is equipped with the spray nozzle (6) of mating corresponding with tower room (32), and the tower room (32) includes column plate (4), the column plate
(4) it is equipped with the umbrella crown top (5) being fixedly connected and overflow hole (7), the umbrella crown top (5) is located at the underface of spray nozzle (6), institute
State the right side that overflow hole (7) is located at umbrella crown top (5)；The tower top (31) and tower bottom (33) are connected to by vacuum tube (8) cold
Condenser (10) left end.
2. a kind of ammonia nitrogen wastewater treatment device according to claim 1, which is characterized in that the right end of the condenser (10)
It is connected to for hydraulic and collection ammonia vacuum pump set (101).
3. a kind of ammonia nitrogen wastewater treatment device according to claim 1, which is characterized in that preheating reaction kettle (1) packet
It includes reaction chamber (14), reaction chamber (14) upper end is equipped with mechanical seal (13), and mechanical seal (13) upper end is connected to band
Have on the speed reducer (12) of motor (11), the shaft of the speed reducer (12) passes through mechanical seal (13) and is drivingly connected and having
Connecting shaft (17) upper end of agitating paddle (15) is located at the reaction chamber (14) immediately below connecting shaft (17) and is equipped with and slurries pump (2)
The baiting valve (16) being connected.
4. a kind of ammonia nitrogen wastewater treatment device according to claim 3, which is characterized in that the reaction chamber (14) be equipped with into
Material mouth (18) and circulation feed back import (19), the circulation feed back import (19) are connected on circulating pump (9).
5. a kind of ammonia nitrogen wastewater treatment device according to claim 3, which is characterized in that the inner cavity of the reaction chamber (14)
The material of wall is stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822256105.XU CN209507875U (en) | 2018-12-29 | 2018-12-29 | A kind of ammonia nitrogen wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822256105.XU CN209507875U (en) | 2018-12-29 | 2018-12-29 | A kind of ammonia nitrogen wastewater treatment device |
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| Publication Number | Publication Date |
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| CN209507875U true CN209507875U (en) | 2019-10-18 |
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| CN201822256105.XU Active CN209507875U (en) | 2018-12-29 | 2018-12-29 | A kind of ammonia nitrogen wastewater treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112225281A (en) * | 2020-09-29 | 2021-01-15 | 惠州哈尔滨工业大学国际创新研究院 | Waste water preheating treatment device with excessive ammonia nitrogen compound content |
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2018
- 2018-12-29 CN CN201822256105.XU patent/CN209507875U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112225281A (en) * | 2020-09-29 | 2021-01-15 | 惠州哈尔滨工业大学国际创新研究院 | Waste water preheating treatment device with excessive ammonia nitrogen compound content |
| CN112225281B (en) * | 2020-09-29 | 2023-01-31 | 惠州哈尔滨工业大学国际创新研究院 | Waste water preheating treatment device with excessive ammonia nitrogen compound content |
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