CN203669970U - Bioengineering device for automobile tail gas purification - Google Patents

Abstract

The utility model relates to a bioengineering device for automobile tail gas purification. The bioengineering device comprises a set of technical devices which comprise a photoreaction tank (1), photosynthetic bacterium purifying liquid (2), stirring pumps (3), a thermal insulation light shielding cover (4), an automobile tail gas inlet pipe (5), a filter net (6) and a purified tail gas exhaust pipe (7). Multiple filtering is performed on automobile tail gas through the filter net (6), a water film and a biological film, photosynthetic bacteria are used for performing biological decomposition, and the rate of purifying harmful substances in the automobile tail gas can reach 90-98%.

Description

A kind of purifying vehicle exhaust bioengineering device

Technical field

The utility model belongs to field of Environment Protection, relates to a kind of purifying vehicle exhaust equipment, is specifically related to a kind of bioengineering device of purifying vehicle exhaust.

Background technique

Automobile has become the traffic tool that the mankind are indispensable, and along with automobile industry high speed development, automobile uses simultaneously increasing, and automobile exhaust pollution also becomes global problem day by day.Automobile exhaust pollution is big factors of air-polluting.The haze weather meeting with all over the world, causes serious injury to health, and wherein vehicle exhaust is main assailant.USA New York vehicle exhaust is the factor of atmospheric pollution 90%, and China is along with automobile pollution significantly increases, and vehicle exhaust will become the first pollution sources of big and medium-sized cities air-polluting.

Purifying vehicle exhaust product at present, existing invention technology includes auto-exhaust catalyst purification, active carbon and other sorbing material filtration, purifications, pottery or the purification of other materials filter screen, static reaction purification, ozone purification, plasma purification, anion fine-purification, spray water purification etc., apply the wider ternary cleaner that mainly contains: the catalyzer in ternary cleaner will strengthen the activity of CO, HC and tri-kinds of gases of NOX, impel it to carry out certain oxidation, reduction chemical reaction, obtain part purifying effect.But there are common shortcomings and deficiencies in these purifying vehicle exhaust technology: pollutant is not decomposed, to particulate pollutant particularly PM2.5 particulate matter do not decompose effect, can not thoroughly solve the problem of automobile exhaust pollution environment.

Summary of the invention

In order to solve this global problem of automobile exhaust pollution, for the shortcomings and deficiencies of existing purifying vehicle exhaust technology, the utility model proposes following technological scheme:

The technical solution of the utility model is:

The utility model comprises photoreaction tank (1), Treatment of Psb liquid (2), slosh pump (3), insulation lightshade cover (4), vehicle exhaust suction tude (5), filter screen (6), cleaning of off-gas outlet pipe (7), gas pressure induction control valve (8) one groups of technology and devices.

Photoreaction tank described in the utility model (1), it is the tank body made from lucalox, tank body top has vehicle exhaust suction tude (5) mouth, cleaning of off-gas outlet pipe (7) mouth, photosynthetic bacteria to cultivate charging hole (9), there is slosh pump (3) mouthful 1-2 tank body below, Treatment of Psb liquid (2) discharge port (10), there is light source power plug (11) on tank body right side, tank body left side has Treatment of Psb liquid (2) absorbance measurement table (12), tank body left and right face and top and bottom outer wall to be equipped with light source fluorescent tube or bulb (13).

Described photoreaction tank (1) lucalox is plexiglass or the plastic materials of transmittance 70%-95%, thickness 0.5-5mm.Described photosynthetic bacteria liquid absorbance measurement table (12) is the device that can react the interior photosynthetic bacteria concentration of photoreaction tank (1).Described light source fluorescent tube or bulb (13) are 10-100 watt of electric light bulb or fluorescent tube, power from automobile batteries by power plug (11).Described slosh pump (3) is to stir page wheel to insert in photoreaction tank (1), kinetic pump is at the device of photoreaction tank (1) bottom, unlatching can be stirred the liquid in photoreaction tank (1), promotes photosynthetic bacteria photoreaction, and slosh pump (3) is powered from automobile batteries by power plug (11).

Treatment of Psb liquid described in the utility model (2), photosynthetic bacteria culture medium, inoculation photosynthetic bacteria bacterial classification, photosynthetic bacterium growth reaches the bacterium liquid of hundred million photosynthetic bacterias of every milliliter of bacteria containing amount 5-20, this bacterium liquid UV spectrophotometer measuring, absorbance is 0.8-2.0.Described photosynthetic bacteria culture medium formula is: every hundred kilograms of culture mediums are containing sodium acetate 800-1000g, acrylic acid 80-100g, potassium dihydrogenphosphate 40-60g, ammonium dihydrogen phosphate 60-90g, magnesium sulfate 10-30g, calcium chloride 3-6g, urea 20-50g, salt 5-15g, yeast extract paste 20-50g, trace element solution 100ml.Wherein the formula of trace element solution is: FECL1.5g, and active carbon 10g, Caco10g, sodium acetate 50g, is dissolved in 1000ml water and get final product.Described photosynthetic bacteria bacterial classification is under anaerobic not put the photosynthetic bacterium of oxygen (photosynthefic Bacteria), is called for short PSB.Described bacterial classification is Rhodospirillum, Rhodopseudomonas, Rhodomicrobium purple bacteria and cyanobacteria.

Insulation lightshade cover described in the utility model (4) is to cover on photoreaction tank (1) outside shell, its outside opening structure is identical with photoreaction tank (1), be used for photoreaction tank (1) insulation lucifuge, insulation lightshade cover (4) body material is to make internal layer with the large engineering plastics of intensity to support, the conventional thermal insulating material of outer covering.In the middle of insulation lightshade cover (4) and photoreaction tank (1), stay heat supply gas gap, provide heat with car engine pump waste heat, make photoreaction tank (1) temperature remain on 25 DEG C-35 DEG C.

Described vehicle exhaust suction tude (5) of the present utility model, it is a connecting automobile engine exhaust pipe, a pipeline inserting in photoreaction tank (1) Treatment of Psb liquid (2), exhaust pipe and vehicle exhaust suction tude (5) one end in photoreaction tank (1), will be lower than Treatment of Psb liquid fluid level (12) 5-15cm, in this vehicle exhaust suction tude (5) inner end, be provided with filter screen (6), filter screen (6) is General Motors tail gas filtering net, so that filter dirt enters in bacterium liquid and decomposes after leaching.

Cleaning of off-gas outlet pipe described in the utility model (7) is one and is connected to photoreaction tank (1) top, one connects the pipeline of vehicle-exhaust exhaust pipe, gas pressure induction control valve (8) is housed in cleaning of off-gas outlet pipe (7), it is connected to one end of photoreaction tank (1), and cleaning of off-gas outlet pipe (7) mouth is higher than Treatment of Psb liquid fluid level (12).

The utility model purifying vehicle exhaust principle is, install the utility model additional at automobile, allow the automobile engine tail gas of pollution enter in photoreaction tank (1) through vehicle exhaust suction tude (5), vehicle exhaust enters the Treatment of Psb liquid (2) of photoreaction tank (1), by filter screen (6), moisture film and biomembrane multi-filtering, simultaneously by photosynthetic bacteria biodegradation its can air-polluting harmful matter, become clean harmless gas and get rid of from cleaning of off-gas outlet pipe (7).

Purposes of the present utility model: the utility model is other purifying again after purifying, industrial waste gas purifying for purifying vehicle exhaust, vehicle exhaust, and contaminated air is concentrated and purified.

Technological progress of the present utility model is:

1, the utility model adopts filter screen (6), moisture film and biomembrane multi-filtering, by the harmful matter in photosynthetic bacteria waste gas decomposition, purifying effect is better than existing catalysis, depositing dust, filtration automobile exhaust gas purifying installation, and the degradation rate of harmful matter can reach 90-98%.

2, the utility model by photosynthetic bacteria the technology to sewage treatment, inventive application is in purifying vehicle exhaust, having proposed the new technology of dusty gas ecological purification, is a kind of ecological method purifying automobile tail gas, the secondary pollution not causing because of purification plant or catalyzer.

3, the utility model adopts photosynthetic bacteria biological purification, and its Treatment of Psb liquid (2) can be reused, and depleting substance denier, can economize on resources, reduce costs, and also simple and convenient, be easy to popularization and application.

Brief description of the drawings

Fig. 1, a kind of purifying vehicle exhaust bioengineering device schematic diagram

1, photoreaction tank

2, Treatment of Psb liquid

3, slosh pump

4, insulation lightshade cover

5, vehicle exhaust suction tude

6, filter screen

7, cleaning of off-gas outlet pipe

8, control valve

9, charging hole

10, discharge port

11, power plug

12, absorbance measurement table

13, light source tube or bulb

14, Treatment of Psb liquid fluid level

Embodiment

Embodiment

Produce photoreaction tank (1), insulation lightshade cover (4), vehicle exhaust suction tude (5), filter screen (6), Purge gas outlet pipe (7) according to Figure of description and requirement.

Get photosynthetic bacteria strain liquid, add photosynthetic bacteria culture medium (the concrete formula of culture medium is shown in the utility model specification) in 1:3 ratio, be made into photosynthetic bacteria culture solution.

The photosynthetic bacteria culture solution preparing is added in photoreaction tank (1) from photoreaction tank (1) charging hole (9), useful load is the 80%-90% of photoreaction tank (1) volume, the light source tube of photoreaction tank (1) or bulb (13) are switched on power and open illuminant light and illuminate photoreaction tank (1), simultaneously, photoreaction tank (1) slosh pump (3) is switched on power, open slosh pump (3), allow photosynthetic bacteria in photoreaction tank (1), cultivate 10-20 days, reach absorbance more than 0.8, more than bacteria containing amount reaches 500,000,000/ml, make Treatment of Psb liquid (2).

Install photosynthetic response tank (1) additional insulation lightshade cover (4), device on automobile, by installation's power source and automobile batteries power connection, by specification requires to connect vehicle exhaust suction tude (5) and enters in photoreaction tank (1), and vehicle exhaust suction tude (5), filter screen (6) are connected with automobile exhaust pipe, start automobile, can realize purifying vehicle exhaust.

Photosynthetic bacteria liquid quality in the utility model device of monitoring in every 10 days, the absorbance measurement table (12) that can lead to photoreaction tank (1) setting is watched, and its absorbance, as lower than 0.6 o'clock, is adjusted or is changed Treatment of Psb liquid (2).

The sludge of vehicle exhaust exhaust gas decomposition processing, can carry out resourceful utilization, as watered flowers and plants after desilting or making Fertilizer application.

Claims (1)

1. a purifying vehicle exhaust bioengineering device, it is characterized in that by photoreaction tank (1) Treatment of Psb liquid (2), slosh pump (3), insulation lightshade cover (4), vehicle exhaust suction tude (5), filter screen (6), cleaning of off-gas outlet pipe (7), gas pressure induction control valve (8) composition; Described photoreaction tank (1), it is the tank body made from lucalox, tank body top has vehicle exhaust suction tude (5) mouth, cleaning of off-gas outlet pipe (7) mouth, photosynthetic bacteria to cultivate charging hole (9), there is slosh pump (3) mouthful 1-2 tank body below, Treatment of Psb liquid (2) discharge port (10), there is light source power plug (11) on tank body right side, and tank body left side has photosynthetic bacteria liquid absorbance measurement table (12), tank body left and right face and top and bottom outer wall to be equipped with light source fluorescent tube or bulb (13); Described photoreaction tank (1) lucalox is plexiglass or the plastic materials of transmittance 70%-95%, thickness 0.5-5mm; Described photosynthetic bacteria liquid absorbance measurement table (12) is the device that can react the interior photosynthetic bacteria concentration of photoreaction tank (1); Described light source fluorescent tube or bulb (13) are 10-100 watt of electric light bulb or fluorescent tube, power from automobile batteries by power plug (11); Described slosh pump (3) is to stir page wheel to insert in photoreaction tank (1), kinetic pump is at the device of photoreaction tank (1) bottom, unlatching can be stirred the liquid of photoreaction tank (1), promotes photosynthetic bacteria photoreaction, and slosh pump (3) is powered from automobile batteries by power plug (11);

Described Treatment of Psb liquid (2), is photosynthetic bacteria culture medium, inoculation photosynthetic bacteria bacterial classification, and photosynthetic bacterium growth reaches the bacterium liquid of hundred million photosynthetic bacterias of every milliliter of bacteria containing amount 5-20, this bacterium liquid UV spectrophotometer measuring, absorbance is 0.8-2.0; Described photosynthetic bacteria bacterial classification is under anaerobic not put the photosynthetic bacterium of oxygen (photosynthefic Bacteria), is called for short PSB, and described bacterial classification is Rhodospirillum, Rhodopseudomonas, Rhodomicrobium purple bacteria and cyanobacteria;

Described insulation lightshade cover (4) is to cover on photoreaction tank (1) outside shell, its outside hatch frame is identical with photoreaction tank (1), be used for photoreaction tank (1) insulation lucifuge, insulation lightshade cover (4) body material is to make internal layer with the large engineering plastics of intensity to support, the conventional thermal insulating material of outer covering, in the middle of insulation lightshade cover (4) and photoreaction tank (1), stay heat supply gas gap, provide heat with car engine pump waste heat, make photoreaction tank (1) temperature remain on 25 DEG C-35 DEG C;

Described vehicle exhaust suction tude (5) of the present utility model, it is a connecting automobile engine waste gas exhaust pipe, a pipeline inserting in photoreaction tank (1) Treatment of Psb liquid (2), waste gas enters vehicle exhaust suction tude (5) one end in photoreaction tank (1), will be lower than the plane of Treatment of Psb liquid (14) 5-15cm, and being provided with filter screen (6) in this one end, filter screen (6) is General Motors tail gas filtering net, so that filter dirt enters in bacterium liquid decomposes;

Cleaning of off-gas outlet pipe described in the utility model (7) is one and is connected to photoreaction tank (1) top, one connects the pipeline of vehicle-exhaust exhaust pipe, gas pressure induction control valve (8) is housed in cleaning of off-gas outlet pipe (7), it is connected to one end of photoreaction tank (1), cleaning of off-gas outlet pipe (7) mouthful plane (14) higher than Treatment of Psb liquid.