CN1864479A - Simple and economical device for removing harmful substances from aquaculture system - Google Patents
Simple and economical device for removing harmful substances from aquaculture system Download PDFInfo
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- CN1864479A CN1864479A CN 200610034078 CN200610034078A CN1864479A CN 1864479 A CN1864479 A CN 1864479A CN 200610034078 CN200610034078 CN 200610034078 CN 200610034078 A CN200610034078 A CN 200610034078A CN 1864479 A CN1864479 A CN 1864479A
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Abstract
The harmful matter eliminating device for aquiculture water consists of two parts, one light fixing frame and one or several adsorbing boards inserted into the slots on the fixing frame. The adsorbing board is made of different materials capable of adsorbing or decomposing free ammonia nitrogen, hydrogen sulfide, heavy metal ions, nitrite and other harmful matters in water. The adsorbing board may be regenerated for reuse. The present invention has the advantages of no use of power supply, simultaneous elimination of many kinds of harmful matters, simple use, low cost and no pollutant and residue.
Description
Technical field
What the present invention relates to is a kind of harmful substance of removing in the aquaculture system, does not pollute adsorption method and the device thereof of Chi Shui again.
Background technology
In aquaculture, ammonia nitrogen, hydrogen sulphide, nitrite and heavy metallic salt are the Chi Shuizhong main noxious materials harmful to fishes and shrimps.In case noxious material surpasses certain standard, can cause the mortality of fishes and shrimps.Present main method is that Xiang Chizhong adds some chemistry or biological product reduces content of harmful, also has a small amount of report to reduce content of harmful in the water with isolated plant.
Chemistry removes malicious method and normally adds chemical oxidizing agent such as peroxide complex, in order to oxidation of sulfureted hydrogen, ammonia and nitrite, add chelating such as EDTA and remove heavy metallic salt, the shortcoming of these methods is to have increased a large amount of new chemical substances in the pond again, can add the pollution of heavy water basin, serious even cause the pond can not re-use fully.
Biological method is to add the ecotope that photosynthetic bacteria, compound probiotic, digestion bacterium, bacillus etc. are improved the pond, but owing to exist some problems, the effect of becteriums product and expection is differed greatly.These problems comprise: product quality is difficult stable, the water quality difference of environmental factor such as Chi Shui, the variation and the climatic variation of environmental temperature, and the difference of using method etc. all may produce very big influence to the effect of mushroom.
In order to overcome the deficiency that chemistry removes malicious method and biological method, the professional expects removing harmful substance with device both at home and abroad, about using special arrangement to come the existing many reports of method in purifying aquaculture pond, as the pool bottom sludge treating apparatus of reporting among China patent CN1164320A, the collection nutrient of reporting among the CN1070021C adds, the pond water treatment is the device of one, but these install general cost cost and are difficult to be accepted by the raiser, particularly Fu Za using method also makes the raiser hang back, and does not relate to the concrete adsorbent of removing harmful substance.Generally speaking, existing domestic and international purification at present, remove the kind of malicious device because of the adsorbent of its cost cost and application, and the defective of aspects such as using method and Operation and Maintenance, can not actually satisfy raiser's needs, thereby almost not have the aquaculture family to use these devices to come except that the harmful substance in anhydrating.
Summary of the invention
Comprehensive existing bibliographical information and patented technology, actual conditions in conjunction with aquaculture, consider that content of harmful is less after all in the pond, at defective that exists in the prior art or deficiency, we adopt the method for solid phase adsorption that harmful chemical composition is extracted from Chi Shuizhong, when reducing concentration of narmful substance, do not pollute Chi Shui, improve the survival rate of fishes and shrimps.
Fig. 1 is the schematic diagram of the light fixed mount of parts of the present invention.
Fig. 2 is the schematic diagram of parts adsorption plate of the present invention.
Fig. 3 is the present invention's complete schematic diagram when using.
In order to achieve the above object, we have designed simple, a light fixed mount (as shown in Figure 1), and light fixed mount is with harmless metal Silk or macromolecular material are made, and height is advisable with rope (1) the contact water surface, can arbitrarily be positioned over each position, pond.
Light fixed mount is provided with 2 above notches (2), is used for fixed placement adsorption plate (as shown in Figure 2).
Adsorption plate is made of shell (3) and its interior solid absorbent of parcel.Shell is made by harmless wire or macromolecular material, becomes the netted square type of fine ga(u)ge screen, and solid absorbent adopts existing sorbing material or has special adsorbing modified absorbing material, perhaps two class mixtures of material by what modification obtained.Adsorption plate one side has suspension ring (4), fastens rope and can take out and insert from light fixed mount notch (2) easily.The size dimension of adsorption plate can be adjusted according to size or other needs of light fixed mount notch.
The present invention has adopted first and can remove the solid absorbent of multiple harmful substances in the water of pond simultaneously, adopted the form of thin plate screen cloth parcel solid absorbent in addition, be beneficial to adsorbent and fully contact exchange with Chi Shui, need not install electronic and plant equipment additional, consumes energy not, provide cost savings, the centre does not need special maintenance, conveniently saves trouble.
The existing sorbing material that solid absorbent adopts is: the cellulose of zeolite, medical stone, diatomite, active carbon, pottery, suction ammonia stone, cationic ion-exchange resin, anion exchange resin, various forms, polyamide etc. have suction-operated to ammonia nitrogen and the hydrogen sulphide that dissolves in the water, and because of having the sorbing material of ion-exchange capacity Adsorption of Heavy Metal Ions.
Making of modified absorbing material:
Choose following oxidant: trivalent iron salt such as ferric trichloride, iron sulfate, ferric acetate etc., di-iron trioxide, hypochlorite such as calcium hypochlorite, clorox, postassium hypochlorite, magnesium hypochlorite, barium hypochlorite etc., peroxide such as hydrogen peroxide, calper calcium peroxide, sodium peroxide etc., high valence state salt such as potassium chlorate, potassium permanganate, sodium iodate etc.
Method one: with above-mentioned existing sorbing material one or more with grind into fine-powdered after above-mentioned any oxidant mixes, high-temperature firing becomes required granularity, required modified absorbing material;
Method two: above-mentioned any oxidant is soluble in water, and stirring and adsorbing is made the modified absorbing material of certain particle size then on above-mentioned sorbing material, and drying or calcining become finished product under suitable temperature.
Above-mentioned existing sorbing material or modified absorbing material are placed adsorption plate on demand, promptly become adsorption plate with adsorption function.When using this device 1 of adsorption plate or polylith being inserted light fixed mount notch (as Fig. 3) places Chi Shuizhong to get final product.
This device action principle is: harmful substance in the pond such as ammonia nitrogen and hydrogen sulphide are adsorbed onto on the adsorbent gradually by the concentration difference diffusion, and nitrite can be oxidized into nontoxic nitrate, and heavy metallic salt is adsorbed by ion exchange.When adsorption plate is covered by foreign material near saturated or adsorbent surface and adsorption capacity when reducing, can take out adsorption plate, water washes down, and tans by the sun under the sunlight ammonia and hydrogen sulphide are desorbed or oxidized and recover adsorption capacity again, and adsorption plate can repeatedly use by above processing method.
Because the present invention possesses simultaneously: simple in structure, without power supply, can remove ammonia nitrogen simultaneously, hydrogen sulphide, harmful substance such as nitrite and heavy metal ion, easy to use, cheap, pollution-free noresidue, numerous characteristics such as the life-span is long, environmental protection is reliable have bigger improvement in the past similar technology, thereby are expected to produce bigger social benefit and economic benefit.
Specific embodiments
Scheme 1:
The making of light fixed mount: be made into shelf shown in Figure 1 with harmless wire or macromolecular material, it is of a size of high 30-150 centimetre, and wide 50-130 centimetre, thick 25-85 centimetre, notch (2) is 2 or 3, thickness 1.5-7 centimetre.
The preparation of solid absorbent: 200-600 gram ferric trichloride is dissolved in 2-6 and rises in the deionized water, adds the immersion of 8-18 order zeolite and takes out zeolite after 2-8 hour, in 90-180 ℃ of dry 8-18 hour.
The making of adsorption plate: be made into the netted square type of fine ga(u)ge screen shown in Figure 2 shell (3) with harmless wire or macromolecular material, it is of a size of long 20-80 centimetre, and wide 20-80 centimetre, thick 1-6 centimetre.In the solid absorbent 2-10 kilogram of packing into, available adsorption plate.
Portable rope (1) places Chi Shuizhong with light fixed mount (Fig. 1), hitches suspension ring (4) with in 1 of adsorption plate (Fig. 2) or the some insertion several notches of light fixed mount (2), as shown in Figure 3 with rope.According to the pond area, put into one or more these devices, can reduce the content of ammonia, hydrogen sulphide, nitrite and heavy metallic salt in the pond.As overlong time (more than 20 days), perhaps adsorption capacity weakens, and can take out adsorption plate regeneration, inserts new adsorption plate.
The regeneration of adsorbent: will adsorb approaching saturated adsorption plate and wash down, and tan by the sun then more than 3 days and can reuse with clear water.
The breed of making shrimp in days rises mid-term, can bring into use this device.Can place for a long time, take out adsorption plate when fishing for fishes and shrimps, take out light fixed mount again and get final product.
Scheme 2:
Other are with scheme 1, and difference is in the preparation of solid absorbent.
The preparation of solid absorbent: 100-600 gram ferric sulfate solution rises in the deionized water in 1-6, adds 80-200 order zeolite powder 2-9 kilogram and diatomite 2-9 kilogram mixing, makes the bead that becomes 3-18 order size, then calcining more than 200-800 ℃ 7-18 hour.
Claims (6)
1, a kind of device that is used for the removing of aquaculture system harmful substance, it is characterized in that whole device is made up of adsorption plate and light fixed mount, adsorption plate and light fixed mount respectively are integral, be two individual members, light fixed mount is placed in the breeding water body during use, and adsorption plate inserts light fixed mount notch.
2, adsorption plate according to claim 1 is characterized in that: fine ga(u)ge screen netted square type shell and filling solid absorbent two parts wherein that its structure is made by wire or macromolecular material are formed, and this structure is convenient to adsorbent and is contacted exchange with Chi Shui.
3, solid absorbent according to claim 2, it is characterized in that the composition material is: the cellulose of A. zeolite, medical stone, diatomite, active carbon, pottery, suction ammonia stone, cationic ion-exchange resin, anion exchange resin, various forms, polyamide etc. have suction-operated to ammonia nitrogen and the hydrogen sulphide that dissolves in the water, and, be not limited to cited sorbing material because of having the sorbing material of ion-exchange capacity Adsorption of Heavy Metal Ions; B. the modified absorbing material of above-mentioned sorbing material being used the oxidant modification and coming; The direct mixture of one or more of C. above-mentioned sorbing material and modified absorbing material thereof or the material of reinventing with physics or chemical method that comprises above-mentioned sorbing material and modified absorbing material.
4, the described solid absorbent of adsorption plate according to claim 2 and claim 3, adsorption plate is made into the adsorption plate of different adsorption functions by the difference of the sorbing material that contains, the adsorbing sorbing material of several differences of perhaps packing in an adsorption plate is made into the adsorption plate that has several adsorption functions simultaneously, can be respectively or remove in the water body the free ammonia nitrogen harmful simultaneously to fishes and shrimps, hydrogen sulphide, materials such as nitrite and heavy metal ion.
5, the oxidant used of modification according to claim 3, it is characterized in that composition is: trivalent iron salt such as ferric trichloride, iron sulfate, ferric acetate etc., di-iron trioxide, hypochlorite such as calcium hypochlorite, clorox, postassium hypochlorite, magnesium hypochlorite, barium hypochlorite etc., peroxide such as hydrogen peroxide, calper calcium peroxide, sodium peroxide etc., high valence state salt such as potassium chlorate, potassium permanganate, sodium iodate etc. are not limited to cited oxidant.
6, modified absorbing material according to claim 3, its preparation method is:
Method one, with the sorbing material described in the claim 3 one or more with grind into fine-powdered after oxidant described in the claim 4 mixes, high-temperature firing becomes required granularity, required modified absorbing material;
Method two, the described oxidant of claim 4 is soluble in water, stirring and adsorbing is made the modified absorbing material of certain particle size then on the sorbing material described in the claim 3, and drying or calcining become finished product under suitable temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610034078 CN1864479A (en) | 2006-03-07 | 2006-03-07 | Simple and economical device for removing harmful substances from aquaculture system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610034078 CN1864479A (en) | 2006-03-07 | 2006-03-07 | Simple and economical device for removing harmful substances from aquaculture system |
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| CN1864479A true CN1864479A (en) | 2006-11-22 |
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| CN 200610034078 Pending CN1864479A (en) | 2006-03-07 | 2006-03-07 | Simple and economical device for removing harmful substances from aquaculture system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273424A (en) * | 2011-06-10 | 2011-12-14 | 浙江海洋学院 | Heavy metal removing device for seedling growing pool |
| CN104351118A (en) * | 2014-11-27 | 2015-02-18 | 苏州苏湘特种水产养殖场 | Aquaculture combined aeration system |
| CN107215982A (en) * | 2017-06-20 | 2017-09-29 | 尹泽邦 | The apparatus and method that a kind of multi-effect adsorption handles landscape waste water |
| CN112939135A (en) * | 2021-01-26 | 2021-06-11 | 南京乐透思环保科技有限公司 | COD (chemical oxygen demand) and ammonia nitrogen remover for tail water treatment |
-
2006
- 2006-03-07 CN CN 200610034078 patent/CN1864479A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273424A (en) * | 2011-06-10 | 2011-12-14 | 浙江海洋学院 | Heavy metal removing device for seedling growing pool |
| CN102273424B (en) * | 2011-06-10 | 2013-06-19 | 浙江海洋学院 | Heavy metal removing device for seedling growing pool |
| CN104351118A (en) * | 2014-11-27 | 2015-02-18 | 苏州苏湘特种水产养殖场 | Aquaculture combined aeration system |
| CN107215982A (en) * | 2017-06-20 | 2017-09-29 | 尹泽邦 | The apparatus and method that a kind of multi-effect adsorption handles landscape waste water |
| CN107215982B (en) * | 2017-06-20 | 2018-03-27 | 尹泽邦 | A kind of apparatus and method of multi-effect adsorption processing landscape waste water |
| CN112939135A (en) * | 2021-01-26 | 2021-06-11 | 南京乐透思环保科技有限公司 | COD (chemical oxygen demand) and ammonia nitrogen remover for tail water treatment |
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