CN110156224A - It is a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol - Google Patents
It is a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol Download PDFInfo
- Publication number
- CN110156224A CN110156224A CN201910350320.2A CN201910350320A CN110156224A CN 110156224 A CN110156224 A CN 110156224A CN 201910350320 A CN201910350320 A CN 201910350320A CN 110156224 A CN110156224 A CN 110156224A
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- Prior art keywords
- tank
- reactor tank
- aminopropanol
- treatment apparatus
- producing
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol, comprising: waste tank；The waste tank left side wall is provided with feed pipe；Reactor tank, the reactor tank is connected to by discharge nozzle with the waste tank, denitration body feed tank is provided at the top of the waste tank, mixing device is provided in the reactor tank, the mixing device includes the motor that the reaction tank wall is arranged in, the shaft for being arranged in the reactor tank and connecting with the motor, it is provided with eccentric wheel in the middle part of the shaft, the two sides that the eccentric wheel is corresponded in the shaft are evenly arranged with stirring rod, which is provided with stirring blade；The present invention passes through the mating connection of shaft, eccentric wheel and movable plate, realizes the mixing simultaneously to reactor tank and aeration tank, accelerates the reaction of waste water, efficiencies of nitrogen removal is good.
Description
Technical field:
The present invention relates to sewage treatment equipment fields, and in particular at a kind of denitrogenation of waste water for producing 3- aminopropanol
Manage device.
Background technique:
It, usually all can be to discharge in order to avoid causing irreversible pollution to environment when being discharged to wastewater from chemical industry
Waste water is effectively handled, be discharged into river after reaching emission request again, especially industrial wastewater, nitrogen content compared with
Height, it is very serious for the pollution of environment, therefore when being discharged to waste water, denitrogenation processing is one of necessary steps.It is existing
Denitrogenation mode there are several types of: be generally divided into physical-chemical process and two kinds of bioanalysis denitrogenation.Physical-chemical process has gas denitrogenation
Method, ion-exchange, chlorine facture etc. usually seldom use.The biological denitrificaion method of nitration and opposite nitration is mostly used in practice
Waste water is handled, and existing wastewater denitrification treatment apparatus, denitrification effect is unsatisfactory, low efficiency, and one in waste water
Deposition in reactor tank, will be easy to result in blockage to all parts in reaction unit over time by a little sundries.
Summary of the invention:
Technical problem to be solved by the present invention lies in provide a kind of denitrification effect is good, be not easy to plug for producing-ammonia
The wastewater denitrification treatment apparatus of base propyl alcohol.
The following technical solution is employed for the technical problems to be solved by the invention to realize: one kind is for producing-aminopropan
The wastewater denitrification treatment apparatus of alcohol, comprising:
Waste tank；The waste tank left side wall is provided with feed pipe；
Reactor tank, the reactor tank are connected to by discharge nozzle with the waste tank, are provided with denitration object at the top of the waste tank
Hopper, mixing device is provided in the reactor tank, and the mixing device includes the motor that the reaction tank wall is arranged in, sets
The shaft set in the reactor tank and connect with the motor, is provided with eccentric wheel in the middle part of the shaft, right in the shaft
The two sides of the eccentric wheel are answered to be evenly arranged with stirring rod, which is provided with stirring blade；
It is aerated case, the aeration case is arranged in the reaction pot bottom, and is connected to by connecting tube with the reactor tank；
Material storing box, the material storing box is connected to by pipeline with the aeration case, and is provided with water pump on the pipeline.
Further, aeration case two sides inner wall is provided with loose slot, is provided with movable plate in the loose slot, wherein
Spring is provided between the movable plate and the activity groove bottom wall, the movable plate upper surface is vertically installed with connecting rod, the company
Bar passes through the connecting tube and protrudes into the reactor tank, and end is provided with baffle, and the baffle is in contact with the eccentric wheel.
Further, it is provided with partition in the waste tank, is provided with the first filter plate on the left of the partition, on the right side of the partition
It is provided with the second filter plate.
Further, it is corresponded in the reactor tank and is provided with buffer board below the denitration body feed tank, on the buffer board
It is even to be provided with circular hole.
Further, the lower surface of the baffle is provided with rubber pad.
Further, through-hole is evenly arranged on the movable plate.
Further, it is vertically arranged with support rod in the material storing box, which is provided with spiral from top to bottom
Blade corresponds in the material storing box and is provided with deflector below feed inlet.
When to wastewater treatment, extraneous waste water passes through feed pipe first and enters waste water tank the present invention, and waste water is in waste water tank
The first filter plate, the second filter plate are passed sequentially through, reactor tank is then entered by feed pipe again, at this time the denitrogenation at the top of reactor tank
Material pot is opened, and denitration material is reacted with waste water, and under the rotation of stirring rod, denitration material is sufficiently reacted with waste water, instead
Waste water and then aeration tank after answering are provided with movable plate in aeration tank, and movable plate is connect by connecting rod with pressing plate, and compression bar and
Setting contacts partially in shaft volume eccentric wheel, and under the rotation of shaft, eccentric wheel band dynamic pressure plate moves up and down, and then makes movable plate
It moves up and down, to be constantly stirred to the waste water in aeration tank.
Beneficial effects of the present invention: the present invention passes through the mating connection of shaft, eccentric wheel and movable plate, and it is right simultaneously to realize
The mixing of reactor tank and aeration tank accelerates the reaction of waste water, and efficiencies of nitrogen removal is good, high-efficient, by the way that the first filter plate is arranged
With the second filter plate, the biggish solid of some volumes that can effectively in filtered wastewater further avoids causing to block up to reactor tank
The case where plug.
Detailed description of the invention:
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of aeration tank of the present invention；
Fig. 3 is the structural schematic diagram of buffer board of the present invention；
Fig. 4 is the structural schematic diagram of storage tank of the present invention in embodiment；
Wherein: 10, waste tank；11, feed pipe；12, discharge nozzle；13, the first filter plate；14, partition；15, the second filtering
Plate；20, reactor tank；21, denitration body feed tank；22, buffer board；221, circular hole；23, stirring blade；24, stirring rod；25, motor；
26, shaft；27, eccentric wheel；28, baffle；281, rubber pad；30, it is aerated case；31, loose slot；32, spring；33, movable plate；
331, through-hole；34, connecting rod；35, connecting tube；36, ventilating board；40, material storing box；41, discharge duct；42, helical blade；43, it supports
Bar；44, deflector；5, water pump；51, pipeline.
Specific embodiment:
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention provides a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol,
Include:
Waste tank 10；10 left side wall of waste tank is provided with feed pipe 11；
Reactor tank 20, the reactor tank 20 are connected to by discharge nozzle 12 with waste tank 10, are provided with denitration at the top of waste tank 10
Body feed tank 21, mixing device is provided in reactor tank 20, and mixing device includes the motor 25 that 20 outer wall of reactor tank is arranged in, setting
The shaft 26 connecting in reactor tank 20 and with motor 25, is provided with eccentric wheel 27 in the middle part of shaft 26, corresponding eccentric in shaft 26
The two sides of wheel 27 are evenly arranged with stirring rod 24, which is provided with stirring blade 23；
It is aerated case 30, aeration case 30 is arranged in 20 bottom of reactor tank, and is connected to by connecting tube 35 with reactor tank 20；
Material storing box 40, material storing box 40 is connected to by pipeline 51 with aeration case 30, and water pump 5 is provided on pipeline 51.
Aeration 30 two sides inner wall of case is provided with loose slot 31, is provided with movable plate 33 in the loose slot 31, wherein movable plate
Spring 32 is provided between 33 and 31 bottom wall of loose slot, 33 upper surface of movable plate is vertically installed with connecting rod 34, which passes through
Connecting tube 35 protrudes into reactor tank 20, and end is provided with baffle 28, and baffle 28 is in contact with eccentric wheel 27.
It is provided with partition 14 in waste tank 10, the first filter plate 13 is provided on the left of the partition 14, is set on the right side of the partition 14
It is equipped with the second filter plate 15.
It is corresponded in reactor tank 20 and is provided with buffer board 22 below denitration body feed tank 21, be evenly arranged with circle on the buffer board 22
Hole 221, denitration material are discharged out of denitration body feed tank 21, can fall on buffer board 22 first, then from the circular hole on buffer board 22
20 bottom of reactor tank is flowed in 221, setting buffer board 22 can make denitration material uniformly flow to 20 bottom of reactor tank, make denitration
Material comes into full contact with waste water.
The lower surface of baffle 28 is provided with rubber pad 281.
Through-hole 331 is evenly arranged on movable plate 33, movable plate 33 is able to drive in aeration case 30 by moving up and down
Waste water ceaselessly shakes, and improves aeration effect, is aerated at the top of case 30 and is additionally provided with ventilating board 36, the work with vented exhaust
With.
Embodiment 2
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention provides a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol,
Include:
Waste tank 10；10 left side wall of waste tank is provided with feed pipe 11；
Reactor tank 20, the reactor tank 20 are connected to by discharge nozzle 12 with waste tank 10, are provided with denitration at the top of waste tank 10
Body feed tank 21, mixing device is provided in reactor tank 20, and mixing device includes the motor 25 that 20 outer wall of reactor tank is arranged in, setting
The shaft 26 connecting in reactor tank 20 and with motor 25, is provided with eccentric wheel 27 in the middle part of shaft 26, corresponding eccentric in shaft 26
The two sides of wheel 27 are evenly arranged with stirring rod 24, which is provided with stirring blade 23；
It is aerated case 30, aeration case 30 is arranged in 20 bottom of reactor tank, and is connected to by connecting tube 35 with reactor tank 20；
Material storing box 40, material storing box 40 is connected to by pipeline 51 with aeration case 30, and water pump 5, storing are provided on pipeline 51
The bottom side of case 40 is additionally provided with discharge duct 41.
Aeration 30 two sides inner wall of case is provided with loose slot 31, is provided with movable plate 33 in the loose slot 31, wherein movable plate
Spring 32 is provided between 33 and 31 bottom wall of loose slot, 33 upper surface of movable plate is vertically installed with connecting rod 34, which passes through
Connecting tube 35 protrudes into reactor tank 20, and end is provided with baffle 28, and baffle 28 is in contact with eccentric wheel 27.
It is provided with partition 14 in waste tank 10, the first filter plate 13 is provided on the left of the partition 14, is set on the right side of the partition 14
It is equipped with the second filter plate 15.
It is corresponded in reactor tank 20 and is provided with buffer board 22 below denitration body feed tank 21, be evenly arranged with circle on the buffer board 22
Hole 221, denitration material are discharged out of denitration body feed tank 21, can fall on buffer board 22 first, then from the circular hole on buffer board 22
20 bottom of reactor tank is flowed in 221, setting buffer board 22 can make denitration material uniformly flow to 20 bottom of reactor tank, make denitration
Material comes into full contact with waste water.
The lower surface of baffle 28 is provided with rubber pad 281.
Through-hole 331 is evenly arranged on movable plate 33, movable plate 33 is able to drive in aeration case 30 by moving up and down
Waste water ceaselessly shakes, and improves aeration effect, is aerated at the top of case 30 and is additionally provided with ventilating board 36, the work with vented exhaust
With.
As shown in figure 4, being vertically arranged with support rod 43 in material storing box 40, which is provided with spiral shell from top to bottom
Vane piece 42 corresponds in the material storing box 40 and is provided with deflector 44 below feed inlet, and helical blade 42 is arranged, can make to locate
Waste water after reason slowly flows to 40 bottom of material storing box, avoids flowing directly into 40 bottom of material storing box, causes very big impact, influences
Wastewater sedimentation, the bottom side of material storing box 40 are additionally provided with discharge duct 41.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (7)
1. a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol characterized by comprising
Waste tank (10)；Waste tank (10) left side wall is provided with feed pipe (11)；
Reactor tank (20), the reactor tank (20) are connected to by discharge nozzle (12) with the waste tank (10), the waste tank (10)
Top is provided with denitration body feed tank (21), and mixing device is provided in the reactor tank (20), and the mixing device includes setting
Turn what the motor (25) of the reactor tank (20) outer wall, setting were connect in the reactor tank (20) and with the motor (25)
Axis (26), shaft (26) middle part are provided with eccentric wheel (27), correspond to the two of the eccentric wheel (27) on the shaft (26)
Side is evenly arranged with stirring rod (24), which is provided with stirring blade (23)；
Be aerated case (30), the aeration case (30) is arranged in the reactor tank (20) bottom, and pass through connecting tube (35) with it is described
Reactor tank (20) connection；
Material storing box (40), the material storing box (40) is connected to by pipeline (51) with the aeration case (30), and the pipeline (51)
On be provided with water pump (5).
2. according to claim 1 a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol, which is characterized in that
Aeration case (30) two sides inner wall is provided with loose slot (31), is provided with movable plate (33) in the loose slot (31), wherein institute
It states and is provided with spring (32) between movable plate (33) and the loose slot (31) bottom wall, movable plate (33) upper surface is vertically set
Connecting rod (34) are equipped with, which passes through the connecting tube (35) and protrude into the reactor tank (20), and end is provided with gear
Plate (28), the baffle (28) are in contact with the eccentric wheel (27).
3. according to claim 2 a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol, which is characterized in that
Partition (14) are provided in the waste tank (10), are provided with the first filter plate (13) on the left of the partition (14), the partition (14)
Right side is provided with the second filter plate (15).
4. according to claim 3 a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol, which is characterized in that
It is corresponded in the reactor tank (20) and is provided with buffer board (22) below the denitration body feed tank (21), on the buffer board (22) uniformly
It is provided with circular hole (221).
5. according to claim 4 a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol, which is characterized in that
The lower surface of the baffle (28) is provided with rubber pad (281).
6. according to claim 5 a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol, which is characterized in that
Through-hole (331) are evenly arranged on the movable plate (33).
7. according to claim 6 a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol, which is characterized in that
Support rod (43) are vertically arranged in the material storing box (40), which is provided with helical blade from top to bottom
(42), it is corresponded in the material storing box (40) and is provided with deflector (44) below feed inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350320.2A CN110156224A (en) | 2019-04-28 | 2019-04-28 | It is a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350320.2A CN110156224A (en) | 2019-04-28 | 2019-04-28 | It is a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110156224A true CN110156224A (en) | 2019-08-23 |
Family
ID=67640256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910350320.2A Pending CN110156224A (en) | 2019-04-28 | 2019-04-28 | It is a kind of for producing the wastewater denitrification treatment apparatus of 3- aminopropanol |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110156224A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110068058A1 (en) * | 2008-05-20 | 2011-03-24 | Beijing Ecojoy Water Technology Co., Ltd. | Apparatus and process for treating wastewater |
| CN205528319U (en) * | 2016-04-27 | 2016-08-31 | 南阳师范学院 | Novel high ammonia -nitrogen concentration is than waste water denitrification reactor |
| CN107572654A (en) * | 2017-09-15 | 2018-01-12 | 黄思宜 | A kind of self-circulation type high efficient aeration pond |
| CN206970422U (en) * | 2017-07-26 | 2018-02-06 | 浙江景天环保科技有限公司 | A kind of wastewater denitrification treatment apparatus |
| CN207203531U (en) * | 2017-09-13 | 2018-04-10 | 深圳市本恩生物科技有限公司 | A kind of plant extract device stirred vertically based on cam |
| CN208249972U (en) * | 2017-11-14 | 2018-12-18 | 江苏迪森金属制品有限公司 | A kind of aeration device for treating sewage |
-
2019
- 2019-04-28 CN CN201910350320.2A patent/CN110156224A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110068058A1 (en) * | 2008-05-20 | 2011-03-24 | Beijing Ecojoy Water Technology Co., Ltd. | Apparatus and process for treating wastewater |
| CN205528319U (en) * | 2016-04-27 | 2016-08-31 | 南阳师范学院 | Novel high ammonia -nitrogen concentration is than waste water denitrification reactor |
| CN206970422U (en) * | 2017-07-26 | 2018-02-06 | 浙江景天环保科技有限公司 | A kind of wastewater denitrification treatment apparatus |
| CN207203531U (en) * | 2017-09-13 | 2018-04-10 | 深圳市本恩生物科技有限公司 | A kind of plant extract device stirred vertically based on cam |
| CN107572654A (en) * | 2017-09-15 | 2018-01-12 | 黄思宜 | A kind of self-circulation type high efficient aeration pond |
| CN208249972U (en) * | 2017-11-14 | 2018-12-18 | 江苏迪森金属制品有限公司 | A kind of aeration device for treating sewage |
Non-Patent Citations (4)
| Title |
|---|
| 崔继平: "新型斜螺旋沉淀技术的试验研究与机理初探", 《净水技术》 * |
| 朱泮民等: "《环境生物学》", 31 August 2011, 徐州：中国矿业大学出版社 * |
| 王良均等: "《石油化工废水处理设计手册》", 31 May 1996, 北京：中国石化出版社 * |
| 蒋迪清: "《食品通用机械与设备》", 29 February 1996, 广州：华南理工大学出版社 * |
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Application publication date: 20190823 |