CN201990523U - Trench type high-ammonia nitrogen waste water pretreater - Google Patents
Trench type high-ammonia nitrogen waste water pretreater Download PDFInfo
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- CN201990523U CN201990523U CN2011201458748U CN201120145874U CN201990523U CN 201990523 U CN201990523 U CN 201990523U CN 2011201458748 U CN2011201458748 U CN 2011201458748U CN 201120145874 U CN201120145874 U CN 201120145874U CN 201990523 U CN201990523 U CN 201990523U
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Abstract
A trench type high-ammonia nitrogen waste water pretreater comprises a stand, a water inlet, carbon iron packed beds, a buffer trench, a cathode patch panel, an anode patch panel, cathode plates, anode plates, electrolysis bath units, and a water outlet. The pretreater is characterized in that the buffer trench is arranged at the left end of the pretreater, the water inlet is arranged at the lower end of the calm trench, and an extension trench is arranged at the upper end of the buffer trench; the water outlet is arranged at the right end of the pretreater; a plurality of groups of electrode plates are evenly distributed on the stand, each group of electrode plates consists of the cathode plate and the anode plate, each cathode plate is connected with the cathode patch panel, each anode plate is connected with the anode patch panel, the cathode patch panel and the anode patch panel are respectively connected with an external high-frequency adjustable power supply, each electrolysis bath unit is formed between the cathode plate and the anode plate of each group of electrode plates and is internally provided with each carbon iron packed bed; and the cathode plate of each group of electrode plates and the anode plate of a next group of electrode plates are arranged in a staggering manner, a lower water passing port is arranged at the lower end of each group of electrode plates, and an upper water passing port is arranged at the upper end of each group of electrode.
Description
Technical field
The utility model relates to a kind of slot type high ammonia-nitrogen wastewater pretreater, belongs to trade effluent pre-processing device field.
Background technology
High ammonia-nitrogen wastewater is mainly derived from enterprises such as petrochemical complex, metal metallurgy smelting.High ammonia-nitrogen wastewater complicated component, bio-toxicity are big, will cause body eutrophication in the water body if directly enter without processing, have a strong impact on hydrobiont and human beings'health.At present, the high ammonia-nitrogen wastewater processing mainly is to adopt bio-denitrification technology.If high ammonia-nitrogen wastewater is without pre-treatment, wherein excess of ammonia nitrogen can form ammoniacal liquor, makes microorganism that ammonia poisoning take place, and biological method can not effectively be handled.Therefore, high ammonia-nitrogen wastewater is carried out pre-treatment and become the most important link of high ammonia-nitrogen wastewater improvement leading portion.Little (interior) electrolytic process is to utilize iron-carbon granules material to corrode a kind of electrochemical techniques that little (interior) electrolytic process that forms comes pretreated waste water in electrolyte solution.The nascent state Fe that electrode reaction produces
2+It is the great coagulating agent of a kind of absorption, containing and complex ability.Not power consumption of electrode process, and can produce effects such as redox, electric agglomeration, little (interior) electrolytic process mechanism of action is many, synergetic property is strong, net effect good, decolorizing effect is especially obvious, also can improve the biodegradability of waste water, good, easy and simple to handle with secondary biochemical treatment technology matching, working cost is low.
Domestic and international little electrolyzer all adopts bed technology at present.The advantage that fixed bed has is simple in structure, push away good fluidity, but also have many defectives: the one, efficient is low, and speed of response is slow; The 2nd, a body easily hardens, obstruction and passivation, causes the electrolyzer short circuit and forms dead band, decrease in efficiency; The 3rd, it is big that iron filings replenish labour intensity.
The utility model content
The purpose of this utility model is for a kind of slot type high ammonia-nitrogen wastewater pretreater is provided.This pre-treatment pushed away the characteristics of good fluidity when both being maintained fixed bed work, have the advantage of fluidized-bed again; This pretreater provides high frequency pulse power supply, and increasing little electrolytic efficient, pulsed current can make a body be in the state of loosening homogeneous simultaneously, reduces drag losses, can prevent effectively that the body from hardening, obstruction, short circuit and formation dead band; This pretreater relies on the waste water self gravitation that propulsion source is provided, and adopts the folding flow technique of segmentation, fully guarantees the electrolysis time of waste water, improves the stability of water outlet quality; The iron filings filler of this pretreater can be replenished at any time, can well keep a homogeneity of body filler, and the labour intensity that replenishes carbon-iron filler can alleviate greatly, the processing efficiency height of bed body, the life cycle that has prolonged equipment simultaneously; This pretreater adopts the subregion preparation, can maintain independent subregion, and is easy to operate, do not influence the integrated artistic operation; The surperficial easy to clean and renewal of this pretreater battery lead plate helps improving and keeping the electrochemical reaction effect; This pretreatment unit is simple in structure, easy and simple to handle, can be widely used in the purification of waste water process field.
In order to achieve the above object, the utility model is realized by following technique means.
A kind of slot type high ammonia-nitrogen wastewater pretreater, it includes support, water-in, carbon iron bed of packings, calm groove, cathode connection plate, anode connection plate, negative plate, positive plate, electrolyzer unit, water outlet, it is characterized in that: the left end at pretreater is provided with calm groove, the lower end of calm groove is provided with water-in, and the upper end of calm groove is provided with expansion slot; Right-hand member at pretreater is provided with water outlet; On support, be evenly distributed with some groups of battery lead plates, every group of battery lead plate formed by negative plate and positive plate, each negative plate links to each other with the cathode connection plate respectively, each positive plate links to each other with the anode connection plate respectively, cathode connection plate, anode connection plate are connected with external high-frequency impulse regulated power supply, between the yin, yang pole plate of every group of battery lead plate, form electrolyzer unit, be provided with carbon iron bed of packings in the electrolyzer unit; The positive plate of the negative plate of every group of battery lead plate and next group battery lead plate is staggered arrangement up and down, and the lower end forms descended the mouth of a river, and the upper end formed the mouth of a river.
Principle of work: pending high ammonia-nitrogen wastewater is entered in the calm groove by water-in, and calm groove can weaken the surging force of head to first electrolyzer unit, and waste water relies on self gravitation, enters in first electrolyzer unit via expansion slot.Electrolyzer unit is formed electrolysis power with the carbon iron bed of packings that sets within it, and is filled with carbon-iron filler (each carbon iron bed of packings can replenish carbon-iron filler respectively, can alleviate the labour intensity of additional fillers) in the carbon iron bed of packings.Utilize segmentation to fold flow technique, waste water descended the mouth of a river, went up the mouth of a river by battery lead plate, and each electrolyzer unit of evenly flowing through is successively finished electrolytic process, passed through water outlet at last and entered subsequent processing.
The utility model mainly has following beneficial effect:
Push away the characteristics of good fluidity when 1, this pre-treatment both had been maintained fixed bed work, have the advantage of fluidized-bed again;
2, this pretreater provides high frequency pulse power supply, and increasing little electrolytic efficient, pulsed current can make a body be in the state of loosening homogeneous simultaneously, reduces drag losses, can prevent effectively that the body from hardening, obstruction, short circuit and formation dead band;
3, this pretreater relies on the waste water self gravitation that propulsion source is provided, and adopts the folding flow technique of segmentation, fully guarantees the electrolysis time of waste water, improves the stability of water outlet quality;
4, the iron filings filler of this pretreater can be replenished at any time, can well keep a homogeneity of body filler, and the labour intensity that replenishes carbon-iron filler can alleviate greatly, the processing efficiency height of bed body, the life cycle that has prolonged equipment simultaneously;
5, this pretreater adopts the subregion preparation, can maintain independent subregion, and is easy to operate, do not influence the integrated artistic operation;
6, the surperficial easy to clean and renewal of this pretreater battery lead plate helps improving and keeping the electrochemical reaction effect;
7, this pretreatment unit is simple in structure, easy and simple to handle, can be widely used in the purification of waste water process field.
Description of drawings
Accompanying drawing is the cross-sectional view of the utility model slot type high ammonia-nitrogen wastewater pretreater.
As shown in the figure, each structure division of above-mentioned a kind of slot type high ammonia-nitrogen wastewater pretreater is represented by following Arabic numerals:
Support, 2. water-in, 3. carbon iron bed of packings, 4. calm groove, 5. expansion slot, 6. the cathode connection plate, 7. the anode connection plate, 8. negative plate, 9. positive plate, cross the mouth of a river, 11. electrolyzer units, 12. water outlets, 13. on 10. and descended the mouth of a river.
The utility model is described in further detail below in conjunction with embodiment and Figure of description:
Embodiment
Embodiment
As shown in the figure, a kind of slot type high ammonia-nitrogen wastewater pretreater, it includes support 1, water-in 2, carbon iron bed of packings 3, calm groove 4, cathode connection plate 6, anode connection plate 7, negative plate 8, positive plate 9, electrolyzer unit 11, water outlet 12.
As shown in the figure, be provided with calm groove 4 at the left end of pretreater, the lower end of calm groove 4 is provided with water-in 2, and the upper end of calm groove 4 is provided with expansion slot 5; Right-hand member at pretreater is provided with water outlet 12; On support 1, be evenly distributed with some groups of battery lead plates, every group of battery lead plate formed by negative plate 8 and positive plate 9, each negative plate 8 links to each other with cathode connection plate 6 respectively, each positive plate 9 links to each other with anode connection plate 7 respectively, cathode connection plate 6, anode connection plate 7 are connected with external high-frequency impulse regulated power supply, between the yin, yang pole plate of every group of battery lead plate, form electrolyzer unit 11, be provided with carbon iron bed of packings 3 in the electrolyzer unit 11; The positive plate of the negative plate 8 of every group of battery lead plate and next group battery lead plate staggered arrangement about in the of 9, the lower end forms descended the mouth of a river 13, and the upper end formed the mouth of a river 10.
As shown in the figure, principle of work: pending high ammonia-nitrogen wastewater is entered in the calm groove 4 by water-in 2, calm groove 4 can weaken the surging force of head to first electrolyzer unit 11, and waste water relies on self gravitation, enters in first electrolyzer unit 11 via expansion slot 5.Electrolyzer unit 11 is formed electrolysis power with the carbon iron bed of packings 3 that sets within it, and is filled with carbon-iron filler (each carbon iron bed of packings 3 can replenish carbon-iron filler respectively, can alleviate the labour intensity of additional fillers) in the carbon iron bed of packings 3.Utilize segmentation to fold flow technique, waste water descended the mouth of a river 13, went up the mouth of a river 10 by battery lead plate, and each electrolyzer unit 11 of evenly flowing through is successively finished electrolytic process, passed through water outlet 12 at last and entered subsequent processing.
Claims (1)
1. slot type high ammonia-nitrogen wastewater pretreater, it includes support (1), water-in (2), carbon iron bed of packings (3), calm groove (4), cathode connection plate (6), anode connection plate (7), negative plate (8), positive plate (9), electrolyzer unit (11), water outlet (12), it is characterized in that: the left end at pretreater is provided with calm groove (4), the lower end of calm groove (4) is provided with water-in (2), and the upper end of calm groove (4) is provided with expansion slot (5); Right-hand member at pretreater is provided with water outlet (12); On support (1), be evenly distributed with some groups of battery lead plates, every group of battery lead plate formed by negative plate (8) and positive plate (9), each negative plate (8) links to each other with cathode connection plate (6) respectively, each positive plate (9) links to each other with anode connection plate (7) respectively, cathode connection plate (6), anode connection plate (7) are connected with external high-frequency impulse regulated power supply, between the yin, yang pole plate of every group of battery lead plate, form electrolyzer unit (11), be provided with carbon iron bed of packings (3) in the electrolyzer unit (11); The positive plate (9) of the negative plate of every group of battery lead plate (8) and next group battery lead plate is staggered arrangement up and down, and the lower end forms descended the mouth of a river (13), and the upper end formed the mouth of a river (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201458748U CN201990523U (en) | 2011-05-02 | 2011-05-02 | Trench type high-ammonia nitrogen waste water pretreater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201458748U CN201990523U (en) | 2011-05-02 | 2011-05-02 | Trench type high-ammonia nitrogen waste water pretreater |
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| Publication Number | Publication Date |
|---|---|
| CN201990523U true CN201990523U (en) | 2011-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201458748U Expired - Fee Related CN201990523U (en) | 2011-05-02 | 2011-05-02 | Trench type high-ammonia nitrogen waste water pretreater |
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| CN (1) | CN201990523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110589936A (en) * | 2019-09-02 | 2019-12-20 | 南京信息工程大学 | Photovoltaic purifying instrument based on electrolytic purification |
-
2011
- 2011-05-02 CN CN2011201458748U patent/CN201990523U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110589936A (en) * | 2019-09-02 | 2019-12-20 | 南京信息工程大学 | Photovoltaic purifying instrument based on electrolytic purification |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Qinhuangdao Yujun Environmental Engineering Co., Ltd. Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20150502 |
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| EXPY | Termination of patent right or utility model |