Biological deodorizing device
Technical field
The utility model relates to a kind of odor removal, relates in particular to a kind of biological deodorizing device.
Background technology
The continuous enhancing of Along with people's environmental consciousness is had higher requirement for environmental quality, and is especially also responsive more for the pollution of foul gas.The material that produces stench not only makes people produce unhappy and the detest sense, but also is endangering people's health even life.For example: foul gas materials such as the ammonia that domestic waste and night soil sludge decomposition produce, hydrogen sulfide, methyl mercaptan, lower fatty acid, amine have become the serious environmental polluter.Therefore, when domestic waste and night soil sludge are transported and handled, tackle their and produce foul gas and take effectively to remove and control measure.
The current method that is used for the foul gas processing mainly contains neutralisation, burning method, WATER-WASHING METHOD, active carbon adsorption, high-temperature oxidation, chemical method, active sludge oxidation method etc.But these methods all exist some drawbacks, for example:
In neutralisation, nertralizer be one type of ability with foul gas in the sordes matter that is react and eliminate it and be the compound of smelly effect, but its uncertain factor is many, and is wayward.
In burning method, the combustion apparatus investment is big, operating cost is higher, and the possibility that produces secondary pollution is arranged.
In WATER-WASHING METHOD, do not change the essence that is sordes matter, having adsorbed the water that is sordes matter also needs further to handle.
In active carbon adsorption, during deodorizing,, can't regenerate after the consumption and need filling again because the adsorption capacity of active carbon is limited, easy blocking etc. is former thereby can not be as main odor treatment method in addition.
In high-temperature oxidation, equipment investment and operating cost are all very high, and its odor removal efficient does not but have much difference with additive method.
In chemical method, need to consume a large amount of chemical agents, operating cost is high, and the waste water that generates needs otherwise processed.
In the active sludge oxidation method, it is often far away apart from sewage treatment plant that foul gas produces ground, and long distance ground carries the equipment investment of foul smell too big.
To sum up, existing when foul gas is handled, equipment cost is generally higher, and treatment effect is also poor, also can produce waste water, waste material etc., not environmental protection after the section processes.
The utility model content
The purpose of the utility model is to provide a kind of biological deodorizing device, in order to overcome high, the relatively poor problem of treatment effect of the equipment cost that exists in the prior art, can when foul smell is handled, improve the foul smell treatment effect.
The utility model provides a kind of biological deodorizing device, comprising: casing, said box house are disposed with water-locator from top to bottom, are used to place the filter plate and the collecting tank of filler;
Said casing is provided with air inlet and gas outlet, and said air inlet is arranged on the sidewall of the said casing between said filter plate and the said collecting tank, and said gas outlet is arranged on the sidewall of the said casing above the said filter plate.
In the above-mentioned biological deodorizing device, said collecting tank links to each other with said water-locator with circulation pipe through circulating pump.
In the above-mentioned biological deodorizing device, said water-locator is a plurality of, and a plurality of said water-locator is evenly arranged in the top of said filter plate.
In the above-mentioned biological deodorizing device, also comprise the blower fan that an end links to each other with said air inlet, the other end of said blower fan is connected with collecting pipe.
In the above-mentioned biological deodorizing device, the set inside of said collecting tank has fluid level controller.
In the above-mentioned biological deodorizing device, the quantity of said filter plate is two, comprising: first filter plate and second filter plate are formed with the accommodation space of placing filler between said first filter plate and said second filter plate.
In the above-mentioned biological deodorizing device, said casing is stainless steel casing or PVC casing.
The biological deodorizing device that the utility model provides, the sordes matter that is of utilizing the microorganism of placing on the filter plate will get in the foul smell in the casing is decomposed, thereby realizes deodorization functions; It has good deodorization effect; Without sewage discharge, the cost of the advantage of environmental protection, and deodorizing more is low.
Description of drawings
The front view of the biological deodorizing device that Fig. 1 provides for the utility model embodiment.
Description of reference numerals:
The 1-casing; The 2-water-locator; The 3-filter plate; 4-first filter plate;
5-second filter plate; The 6-collecting tank; The 7-air inlet; The 8-gas outlet;
The 9-circulating pump; The 10-circulation pipe; The 11-blower fan; The 12-collecting pipe;
The 13-fluid level controller; The 14-filler.
The specific embodiment
The front view of the biological deodorizing device that Fig. 1 provides for the utility model embodiment.
As shown in Figure 1, the biological deodorizing device that present embodiment provides comprises: casing 1 is disposed with water-locator 2 from top to bottom in casing 1 inside, is used to place the filter plate 3 and the collecting tank 6 of filler 14;
Casing 1 is provided with air inlet 7 and gas outlet 8, and air inlet 7 is arranged on the sidewall of the casing 1 between filter plate 3 and the collecting tank 6, and gas outlet 8 is arranged on the casing 1 of filter plate 3 tops, and the position of setting can be the top of the sidewall or the casing 1 of casing 1.
In the present embodiment; Above-mentioned filler 14 is mainly multiaspect baton round and wormcast; And multiaspect baton round and wormcast mix in proportion, and the effect of adopting multiaspect baton round and wormcast to mix in proportion is: the nutrient solution that 1, guarantees foul smell and spray evenly distributes in filler 14; 2, guaranteed the time of staying of foul smell in filler 14, so that the sordes matter that is in the foul smell fully contacts with microorganism in the filler 14; 3, for providing, microorganism is suitable for the packed bed that it adheres to.
In the present embodiment; The filler 14 that above-mentioned water-locator 2 is used on filter plate 3, placing sprays, and the liquid of spray is the nutrient solution that contains the required trace element of growth of microorganism, and only contains the required trace element of limited growth of microorganism in the nutrient solution; Thereby guarantee that the microbial growth in biological deodorizing device is restricted; Can not cause the eutrophication of nutrient solution, and then guarantee no sewage emissions, realize environmental protection requirement.
In the present embodiment; Above-mentioned water-locator 2 is a plurality of for can be, and a plurality of water-locator 2 is evenly arranged in the top of filter plate 3, the filler on the filter plate 3 14 is evenly sprayed in order to guaranteeing; Thereby guaranteed that the microorganism in the filler 14 all can obtain prescribing adequate nutrition liquid, for microbial growth.
In the present embodiment; Above-mentioned collecting tank 6 can be the self-contained unit of the bottom that is arranged on casing 1 separately; Perhaps be the space that the sidewall of bottom and the casing 1 of casing 1 forms, this collecting tank 6 can be used for reclaiming water-locator 2 and sprays the unnecessary nutrient solution that oozes out after the filler 14.
In the present embodiment; Above-mentioned collecting tank 6 can link to each other with water-locator 2 with circulation pipe 10 through circulating pump 9; In order to the nutrient solution that reclaims in the collecting tank 6 is sprayed through water-locator 2 once more; Thereby realize the nutrient solution recycle of recovery in the collecting tank 6, improved the utilization rate of nutrient solution greatly, reduced use cost.
In the present embodiment; Above-mentioned air inlet 7 places are provided with a blower fan 11, and an end of blower fan 11 links to each other with air inlet, and the other end links to each other with collecting pipe 12; And utilize collecting pipe 12 that the foul smell of collecting is sent in the casing 1 through air inlet 7 with certain speed through blower fan 11; Make foul smell under certain speed through filter plate 3, thereby guaranteed that microorganism in the filler 14 on foul smell and the filter plate 3 fully contacts and reacts, thereby improved the deodorizing effect of biological deodorizing device.
In the present embodiment; The inside of above-mentioned collecting tank 6 also is provided with fluid level controller 13; Fluid level controller 13 is used to control the liquid level of nutrient solution in the collecting tank 6; When the liquid level of the nutrient solution in the collecting tank 6 during near air inlet 7, the blowoff valve (not looking out among the figure) of then opening collecting tank 6 discharges, and falls after rise to the liquid level that allows so that reduce the liquid level of the nutrient solution of liquid level in collecting tank 6 in the collecting tank 6; When the liquid level of the nutrient solution in the collecting tank 6 will be lower than the height of circulation pipe 10, fluid level controller 13 control circulating pumps 9 stopped, so that the liquid level of the nutrient solution that reclaims in the collecting tank 6 gos up; But need to guarantee there is nutrient solution all the time in the filler 14, to guarantee the activation of microorganism in the filler 14.
In the present embodiment; The quantity of above-mentioned filter plate 3 can be two; Comprise: first filter plate 4 and second filter plate 5; And be formed with the accommodation space of placing filler 14 between first filter plate 4 and second filter plate 5, be used for the multiaspect baton round and the wormcast of filler 14 better are placed on second filter plate 5, and prevent effectively that through first filter plate 4 foul smell of the casing 1 that filler 14 is got into from dispelling.
In the present embodiment, above-mentioned casing 1 is stainless steel casing or PVC casing (PVC: a kind of polymeric material of vinyl).
For ease of present embodiment is had a better understanding, describe in the face of the concrete course of work of present embodiment down.
During biological deodorizing device work, comprise following process:
Foul smell enters in the casing 1 from air inlet 7 with certain speed through collecting pipe 12 and through blower fan 11; And continuation is filtered from second filter plate 5 and first with certain speed successively, and hole passes through on 4 plates; And make foul smell fully with the filler 14 of first filter plate 4 and 5 placements of second filter plate in microorganism fully contact, react, at last with the gas after the deodorizing through gas outlet 8 discharge casings 1;
Simultaneously; Water-locator 2 is to first filter plate, 4 top spraying nutrient solution; Nutrient solution penetrates in the filler 14 of first filter plate 4 and 5 placements of second filter plate through the hole on first filter plate 4; And for the microorganism in the filler 14 provides its growth required trace element, the unnecessary nutrient solution that spray is produced oozes out through the hole on second filter plate 5 again, and finally falls into collecting tank 6 and reclaim;
Fall into the nutrient solution that collecting tank 6 reclaims, through circulation pipe 10 and under the effect of circulating pump 9, enter into water-locator 2 again, and spray once more;
The fluid level controller 13 that is provided with in the collecting tank 6 is used to control the liquid level of nutrient solution in the collecting tank 6; When the liquid level of the nutrient solution in the collecting tank 6 during near air inlet 7; Fluid level controller 13 control circulating pumps 9 start; And nutrient solution pumped to water-locator 2 places spray, so that reduce the liquid level in the collecting tank 6; When the liquid level of the nutrient solution in the collecting tank 6 will be lower than the height of circulation pipe 10, fluid level controller 13 control circulating pumps 9 stopped, so that the liquid level of the nutrient solution that reclaims in the collecting tank 6 gos up.
The biological deodorizing device that the utility model provides; Adopt air inlet that foul smell is sent in the casing, and under certain speed, pass through filter plate, and utilize the microorganism of placing on the filter plate will be sordes matter and decompose; Thereby realize the microbial deodorant function; It has good deodorization effect, and without sewage discharge is the advantage of environmental protection more, and the deodorizing cost is low.
What should explain at last is: above each embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to aforementioned each embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.