CN204369727U - A kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater - Google Patents
A kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater Download PDFInfo
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- CN204369727U CN204369727U CN201420805077.1U CN201420805077U CN204369727U CN 204369727 U CN204369727 U CN 204369727U CN 201420805077 U CN201420805077 U CN 201420805077U CN 204369727 U CN204369727 U CN 204369727U
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- containing wastewater
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- efficient denitrification
- nitrogen
- process nitrogen
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Abstract
The utility model discloses a kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater, comprise chlorine dioxide generating device (1), water sprayer (2), waste water pump (3) and treating pond, described treating pond comprises the combined reaction pond (8) be connected successively, first settling tank (7), biochemistry pool (6), second settling tank (5) and clean water basin (4), the top of described clean water basin (4) is connected with the outlet of described water sprayer (2), the bottom of described clean water basin (4) is connected by the entrance of pipeline with described waste water pump (3), the outlet of institute's waste water pump (3) is connected with described water sprayer (2), described water sprayer (2) is connected with the top of described chlorine dioxide generating device (1).Described in the utility modelly utilize that the apparatus structure of efficient denitrification agent process nitrogen-containing wastewater is simple, cost is low, easy and simple to handle, environmentally safe, process nitrogen-containing wastewater are satisfactory for result.
Description
Technical field
The utility model relates to chemical technology field, particularly relates to a kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater.
Background technology
Along with industrial expansions such as oil, chemical industry, food and pharmacy, and the improving constantly of living standards of the people, in city domestic sewage and percolate, the content of ammonia nitrogen sharply rises.In recent years, along with expanding economy, any discharge of more and more nitrogen-containing pollutant causes great harm to environment.Nitrogen exists with various ways such as organic nitrogen, ammonia-state nitrogen (NH4-N), nitric nitrogen (NO3--N) and nitrite nitrogens (NO2--N) in waste water, and ammonia-state nitrogen is one of topmost existence form.Ammonia nitrogen in waste water refers to the nitrogen existed with free ammonia and ion ammonium form, is mainly derived from the decomposition of itrogenous organic substance in sanitary sewage, and the trade effluent such as coking, synthetic ammonia and farmland drainage etc.Ammonia and nitrogen pollution source is many, and quantity discharged is large, and the change in concentration of discharge is large.
The harmful effect that excess of ammonia nitrogen can cause following aspect is there is in water surrounding:
(1) due to the oxidation of NH4-N, dissolved oxygen concentration in water body can be caused to reduce, and cause water body to turn black smelly, deteriorating water quality, impacts the existence of aquatic animals and plants.
(2) in water, nitrogen content can cause body eutrophication too much, and then causes a series of serious consequence.
(3) NO2--N and NO3--N in water has larger damaging effect to people and hydrobiont.
In order to avoid the harm that nitrogen-containing wastewater causes to environment, for the process of nitrogen-containing wastewater, people carry out long-term research always, be provided with three major types, 14 kinds for the treatment of processs, method practical at present has: break point chlorination method, selective ion exchange method, ammonia aeration method, biological process and chemical precipitation method.But these methods still exist a common problem, be exactly ammonia nitrogen removal effect be not also very good, and processing cost is high, becomes the headache always perplexing enterprise development.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of structure is simple, cost is low, the device utilizing efficient denitrification agent process nitrogen-containing wastewater of easy and simple to handle, environmentally safe, ideal treatment effect.
A kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater, comprise chlorine dioxide generating device, water sprayer, waste water pump and treating pond, described treating pond comprises combined reaction pond connected successively, the first settling tank, biochemistry pool, the second settling tank and clean water basin, the top of described clean water basin is connected with the outlet of described water sprayer, the bottom of described clean water basin is connected by the entrance of pipeline with described waste water pump, institute's waste water pump outlet is connected with described water sprayer, and described water sprayer is connected with the top of described chlorine dioxide generating device.
The device utilizing efficient denitrification agent process nitrogen-containing wastewater described in the utility model, the top in wherein said combined reaction pond is connected with waste water input channel.
The device utilizing efficient denitrification agent process nitrogen-containing wastewater described in the utility model, the top of wherein said chlorine dioxide generating device is connected with inlet pipe with the first denitrfying agent feed-pipe, the second denitrfying agent feed-pipe respectively.
The device utilizing efficient denitrification agent process nitrogen-containing wastewater described in the utility model, the top of wherein said clean water basin respectively with add alkali pipe and add acid tube and be connected.
The device utilizing efficient denitrification agent process nitrogen-containing wastewater described in the utility model, the top of wherein said clean water basin is connected with discharge of wastewater pipeline.
The utility model utilizes the device difference from prior art of efficient denitrification agent process nitrogen-containing wastewater to be:
Adopt the device of efficient denitrification agent process nitrogen-containing wastewater that utilizes described in the utility model to carry out nitrogen-containing wastewater process, successful is improved, and can reach national requirements for environmental protection.This device process nitrogen-containing wastewater is not only converted into nitric nitrogen, can be converted into nitrogen, contribute to the decline of total nitrogen index, also can not induce one other pollutent simultaneously, and processing cost is low, this is less than other treatment process, is the novel method of process nitrogen-containing wastewater.
The utility model can not increase reaction member on traditional technology basis, utilizes original clean water basin, greatly can reduce civil engineering costs; Also can without the need to biochemical system, save the floor space of a whole set for the treatment of system, make the integration of a whole set of denitrification system, these complexes control flexibly, easy to operate, for process nitrogen-containing wastewater opens a brand-new technological process control, solve a difficult problem for application of the prior art, make long-standing problem in the problem of ammonia nitrogen removal without ideal method, obtain and solve preferably.
Below in conjunction with accompanying drawing, the device of efficient denitrification agent process nitrogen-containing wastewater that utilizes of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation utilizing the device of efficient denitrification agent process nitrogen-containing wastewater described in the utility model.
Embodiment
As shown in Figure 1, the device of efficient denitrification agent process nitrogen-containing wastewater that utilizes described in the utility model comprises chlorine dioxide generating device 1, water sprayer 2, waste water pump 3 and treating pond, described treating pond comprises the combined reaction pond 8 be connected successively, first settling tank 7, biochemistry pool 6, second settling tank 5 and clean water basin 4, the top of described clean water basin 4 is connected with the outlet of described water sprayer 2, the bottom of described clean water basin 4 is connected by the entrance of pipeline with described waste water pump 3, the outlet of institute's waste water pump 3 is connected with described water sprayer 2, described water sprayer 2 is connected with the top of described chlorine dioxide generating device 1.
Preferably, the top in described combined reaction pond 8 is connected with waste water input channel 801; The top of described chlorine dioxide generating device 1 is connected with inlet pipe 103 with the first denitrfying agent feed-pipe 101, second denitrfying agent feed-pipe 102 respectively; The top of described clean water basin 4 respectively with add alkali pipe 401 and add acid tube 402 and be connected; The top of described clean water basin 4 is connected with discharge of wastewater pipeline 403.
Described clean water basin 4 play ammonia nitrogen removal effect, also can be called ammonia nitrogen removal reaction tank, and described chlorine dioxide generating device 1 plays ammonia nitrogen removal effect, is called again ammonia nitrogen removal complexes.
Adopt a kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater described in the utility model, comprise the steps:
First de-chlorine dioxide generating device 1 is opened, be heated to certain temperature, a certain proportion of two kinds of denitrfying agents are added and wherein reacts, prepare strong oxidizer; And join in clean water basin 4 together with raffinate after reaction; The nitrogen-containing wastewater of certain content is normally sent in combined reaction pond 8, enter in clean water basin 4 again by the first settling tank 7, biochemistry pool 6, second settling tank 5 successively, according to practical situation, alkali lye and acid solution is added respectively to regulate the pH value of waste water in clean water basin 4, together carry out mixing, reacting by the strong oxidizer that described water sprayer 2 is sent here with chlorine dioxide generating device 1, after stopping certain hour, waste water just can meet the requirement of environmental protection < 1mg/L containing ammonia nitrogen amount, namely can discharge or production reuse.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (5)
1. one kind utilizes the device of efficient denitrification agent process nitrogen-containing wastewater, it is characterized in that: comprise chlorine dioxide generating device (1), water sprayer (2), waste water pump (3) and treating pond, described treating pond comprises the combined reaction pond (8) be connected successively, first settling tank (7), biochemistry pool (6), second settling tank (5) and clean water basin (4), the top of described clean water basin (4) is connected with the outlet of described water sprayer (2), the bottom of described clean water basin (4) is connected by the entrance of pipeline with described waste water pump (3), the outlet of institute's waste water pump (3) is connected with described water sprayer (2), described water sprayer (2) is connected with the top of described chlorine dioxide generating device (1).
2. the device utilizing efficient denitrification agent process nitrogen-containing wastewater according to claim 1, is characterized in that: the top of described combined reaction pond (8) is connected with waste water input channel (801).
3. the device utilizing efficient denitrification agent process nitrogen-containing wastewater according to claim 2, is characterized in that: the top of described chlorine dioxide generating device (1) is connected with inlet pipe (103) with the first denitrfying agent feed-pipe (101), the second denitrfying agent feed-pipe (102) respectively.
4. the device utilizing efficient denitrification agent process nitrogen-containing wastewater according to claim 3, is characterized in that: the top of described clean water basin (4) respectively with add alkali pipe (401) and add acid tube (402) and be connected.
5. the device utilizing efficient denitrification agent process nitrogen-containing wastewater according to claim 1, is characterized in that: the top of described clean water basin (4) is connected with discharge of wastewater pipeline (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805077.1U CN204369727U (en) | 2014-12-17 | 2014-12-17 | A kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805077.1U CN204369727U (en) | 2014-12-17 | 2014-12-17 | A kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater |
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| CN204369727U true CN204369727U (en) | 2015-06-03 |
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| CN201420805077.1U Active CN204369727U (en) | 2014-12-17 | 2014-12-17 | A kind of device utilizing efficient denitrification agent process nitrogen-containing wastewater |
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2014
- 2014-12-17 CN CN201420805077.1U patent/CN204369727U/en active Active
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