CN201719972U

CN201719972U - Waste gas treatment device utilizing biofiltration

Info

Publication number: CN201719972U
Application number: CN2010202356198U
Authority: CN
Inventors: 宋永安
Original assignee: CHONGQING ZHENGTIAN ENVIRONMENTAL PROTECTION INDUSTRY Co Ltd
Current assignee: CHONGQING ZHENGTIAN ENVIRONMENTAL PROTECTION INDUSTRY Co Ltd
Priority date: 2010-06-24
Filing date: 2010-06-24
Publication date: 2011-01-26
Anticipated expiration: 2020-06-24

Abstract

The utility model discloses a waste gas treatment device utilizing biofiltration, which comprises a biofilter, a gas storage bottle and a waste gas generator. A gas outlet hole of the waste gas generator is communicated with an air inlet hole of the gas storage bottle, the biofilter comprises a sealing container, a strain packing layer I and a strain packing layer II, wherein the strain packing layer I is arranged on the upper portion in the sealing container, the strain packing layer II is arranged on the lower portion, the gas outlet hole of the gas storage bottle is communicated with the bottom portion of the sealing container, a detection sampling port and an exhaust discharge port are arranged at the top of the sealing container. The device uses a biofilter with a double-layer structure, when waste gas in the waste gas generator passes through the biofilter with the double-layer structure, the waste gas is absorbed and decomposed by strains, the purification efficiency is high, and the purification rate is above 95%. Simultaneously, the device has convenient operation and maintenance, less investment, low operation cost, and long service life.

Description

Utilize biofiltration to handle the device of waste gas

Technical field

The utility model relates to a kind of device of handling waste gas, relates in particular to a kind of device that utilizes biofiltration to handle waste water.

Background technology

Rubber is in the sulfuration of sulfuration cylinder, pressure, temperature is higher, there are a large amount of rubber particles, vulcanization of rubber thing, oxide and other volatile matters to emit when opening cylinder with high temperature, gases at high pressure, this gas has harmful and off-odor that the people is extremely felt bad, has a strong impact on direct labor's health and surrounding enviroment.For this reason, domestic rubber factory has also carried out extensive work for administering the sulfuration foul smell, successively adopted firing method, water absorbs and absorbent charcoal adsorber is administered, but because these devices have certain limitation and defective, firing method complicated operation, poor stability, and can not guarantee that foul smell absolutely removes; Water absorption method can consume great amount of water resources and bring secondary pollution, and the foul smell that has is insoluble in water, and water also can be run out from water after absorbing, and carries out water treatment after water is contaminated again, and difficulty is very big; Though active carbon can adsorb multiple foul smell, adsorption capacity is limited, when be adsorbed onto to a certain degree reach capacity after, active carbon has just lost activity, need change or desorption is handled, foul smell can be overflowed again during desorption, and operating cost is higher.

The utility model content

At the prior art above shortcomings, the utility model provides a kind of convenient operating maintenance, the purification efficiency height, and small investment, operating cost is low, and the device of waste gas is handled in the biofiltration that utilizes of long service life.

The device of waste gas is handled in the biofiltration that utilizes that the utility model provides, and comprises biofilter, gas bomb and waste gas generator; The venthole of described waste gas generator is communicated with the air admission hole of gas bomb;

Described biofilter comprises that the following horizontal filter plate that the last horizontal filter plate of airtight container, the setting of airtight container internal upper part and bottom are provided with and the level that is deposited in consider the bacterial classification packing layer I on the plate and be deposited in down bacterial classification packing layer II on the level worry plate; The diapire of described airtight container and following level are considered formation waste gas surge chamber between the plate, and the top of bacterial classification packing layer II is provided with water spray head I, and the top of bacterial classification packing layer I is provided with water spray head II; The venthole of described gas bomb is communicated with the waste gas surge chamber; The top of described airtight container is provided with detects sampling and exhaust port.

Further, described biofilter also comprises dividing plate, and described dividing plate is horizontally set on the middle cross section of airtight container and with chamber wall and is slidingly matched; Described water spray head I is arranged between bacterial classification packing layer II and the dividing plate.

Further, the detection sample tap is set on the chamber wall between bacterial classification packing layer II and the dividing plate.

Further, be provided with thermometer and hygrometer between described bacterial classification packing layer II and the dividing plate and between the roof of bacterial classification packing layer I and airtight container.

Further, the venthole of described waste gas generator is communicated with the air admission hole of gas bomb by air pump.

Further, on the venthole of gas bomb and the pipeline that the waste gas surge chamber is connected Pressure gauge and flowmeter are installed.

Compared with prior art, the device that utilizes biofiltration to handle waste gas of the present utility model has following advantage:

1, the utility model adopts double-deck bacterial classification packing layer, waste gas in the waste gas generator is by double-deck bacterial classification packing layer, by bacterial classification absorption, decomposition, purification efficiency height, purifying rate reaches more than 95%, and the gas after the processing reaches the discharge standard of national environmental protection department defined.

2, bacterial classification filler long service life can reach more than 10 years.

3, this device has the intermittence ability to work, and it can be after 10 days out of service, and when moving once more, its efficient is unaffected.So when Subscriber Unit overhauled or has long holidays, handling this device did not need to do any special maintenance.

4, this apparatus structure is simple, small investment, and later maintenance is little.

Description of drawings

Accompanying drawing is a structural representation of the present utility model.

In the accompanying drawing, 1-biofilter 2-gas bomb 3-waste gas generator 4-airtight container 5-goes up horizontal filter plate 7-bacterial classification packing layer I 8-bacterial classification packing layer II 9-waste gas surge chamber 10-water spray head I 11-water spray head II 12-detection sampling and exhaust port 13-dividing plate 14-detection sample tap 15-thermometer 16-hygrometer 17-air pump 18-Pressure gauge 19-flowmeter 20-water pipe under the horizontal filter plate 6-

The specific embodiment

Below in conjunction with the drawings and specific embodiments the utility model is done to describe in further detail.

Accompanying drawing is structural representation of the present utility model, and as shown in the figure, the device that utilizes biofiltration to handle waste gas comprises biofilter 1, gas bomb 2 and waste gas generator 3.The venthole of waste gas generator 3 is communicated with by the air admission hole of tracheae with gas bomb 2, valve and air pump 17 are installed on the pipeline, both can control waste gas and feed gas bomb 2 by valve, again can be by air pump 17 to gas bomb 2 superchargings, to promote that waste gas circulates in gas bomb 2 and biofilter 1, the top of gas bomb 2 is equipped with Pressure gauge and detects sample tap, can show pressure in the gas bomb 2 by Pressure gauge, during hypertonia, close air pump 17 to alleviate the pressure in the gas bomb 2, arrive the purpose of safe handling.

Biofilter 1 comprises airtight container 4, be horizontally set on dividing plate 13, the last horizontal filter plate 5 of airtight container 4 internal upper part settings and the following horizontal filter plate 6 that the bottom is provided with on the middle cross section of airtight container 4 and the level that is deposited in considers the bacterial classification packing layer I 7 on the plate 5 and is deposited in down bacterial classification packing layer II 8 on the level worry plate 6.Dividing plate 13 is slidingly matched with the chamber wall of airtight container 4, in the time of on the cross section at dividing plate 13 insertion airtight containers 4 middle parts, the two parts up and down that airtight container 4 can be divided into separate space, when the chamber wall of airtight container 4 was extracted dividing plate out, bacterial classification packing layer I 7 and bacterial classification packing layer II 8 communicated up and down.The diapire of airtight container 4 and following level are considered formation waste gas surge chamber 9 between the plate 6, water spray head I 10 is set between bacterial classification packing layer II 8 and the dividing plate 13, the superjacent air space of bacterial classification packing layer I 7 is provided with water spray head II 11, water spray head I 10 and water spray head II 11 are communicated with water pipe 20 respectively, can spray water to bacterial classification packing layer I 7 by water spray head II 11 to bacterial classification packing layer II 8 water sprays by water spray head I 10.The venthole of gas bomb 2 is communicated with waste gas surge chamber 9 by tracheae, valve, Pressure gauge 18 and flowmeter 19 are installed on pipeline, can control the break-make that the waste gas in the gas bomb 2 enters waste gas surge chamber 9 by valve, enter the pressure size and the flow of waste gas surge chamber 9 by Pressure gauge 18 and flowmeter 19 with demonstration, play a part safety instruction.The top of airtight container 4 is provided with detects sampling and exhaust port 12, waste gas is taken a sample after testing and exhaust port 12 is discharged, also can be by detecting the emission gases that sampling and exhaust port 12 extract after handling, to detect the discharge standard that whether reaches national environmental protection department defined.

Dividing plate 13 and on be equipped with between the horizontal filter plate 5 and on the chamber wall between dividing plate 13 and the bacterial classification packing layer II 8 and detect sample tap 14, detect sample tap 14 by this and can detect waste gas benzene, toluene, H in the gas after bacterial classification packing layer II 8 handles ₂S and NH ₃Removal effect.

Between bacterial classification packing layer II 8 and the dividing plate 13 and the upper space of bacterial classification packing layer I 7 be equipped with thermometer 15 and hygrometer 16, help operating personnel are grasped the temperature and humidity of bacterial classification packing layer II 8 and bacterial classification packing layer I 7, be convenient to operate water spray head I 10 and 11 pairs of bacterial classification packing layers of water spray head II II 8 and bacterial classification packing layer I 7 water sprays.

When using this emission-control equipment, waste gas in a plurality of waste gas generators 3 or the anaerobism in the anaerobic pond can be passed through in the air pump 17 suction gas bombs 2, decompression mixes in gas bomb 2, mixed gas enters in the waste gas surge chamber 9 again, waste gas in the waste gas surge chamber 9 enters bacterial classification packing layer II 8 by following horizontal filter plate 6 and adsorbs, decomposes, waste gas after the decomposition continues to rise and enters in the bacterial classification packing layer I 7 by last horizontal filter plate 5, be adsorbed once more, decompose, discharge from detecting sampling and exhaust port at last.

The utility model adopts the integrated design of two-layer bacterial classification packing layer, and floor space is little; Timing controlled, convenient operating maintenance, the purification efficiency height, as long as suitable load and the gas-liquid contact conditions of control, purifying rate reaches more than 95%.Particularly the foul gas of the sulfur-bearing of some refractory reasons, nitrogen, VOCs all can oxidized and decomposition.

Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.

Claims

1. a device that utilizes biofiltration to handle waste gas is characterized in that, comprises biofilter (1), gas bomb (2) and waste gas generator (3); The venthole of described waste gas generator (3) is communicated with the air admission hole of gas bomb (2);

Described biofilter (1) comprises the following horizontal filter plate (6) that last horizontal filter plate (5) that airtight container (4), airtight container (4) internal upper part are provided with and bottom are provided with and is deposited in the bacterial classification packing layer I (7) on the level worry plate (5) and is deposited in down bacterial classification packing layer II (8) on the level worry plate (6); The diapire of described airtight container (4) and following level are considered formation waste gas surge chamber (9) between the plate (6), and the top of bacterial classification packing layer II (8) is provided with water spray head I (10), and the top of bacterial classification packing layer I (7) is provided with water spray head II (11); The venthole of described gas bomb (2) is communicated with waste gas surge chamber (9); The top of described airtight container (4) is provided with detects sampling and exhaust port (12).

2. the device that utilizes biofiltration to handle waste gas according to claim 1, it is characterized in that: described biofilter (1) also comprises dividing plate (13), and described dividing plate (13) is horizontally set on the middle cross section of airtight container (4) and with chamber wall and is slidingly matched; Described water spray head I (10) is arranged between bacterial classification packing layer II (8) and the dividing plate (13).

3. the device that utilizes biofiltration to handle waste gas according to claim 1 is characterized in that: be provided with on the chamber wall between bacterial classification packing layer II (8) and the dividing plate (13) and detect sample tap (14).

4. the device that utilizes biofiltration to handle waste gas according to claim 1 is characterized in that: be provided with thermometer (15) and hygrometer (16) between described bacterial classification packing layer II (8) and the dividing plate (13) and between the roof of bacterial classification packing layer I (7) and airtight container (4).

5. according to each described device that utilizes biofiltration to handle waste gas in the claim 1 to 4, it is characterized in that: the venthole of described waste gas generator (3) is communicated with the air admission hole of gas bomb (2) by air pump (17).

6. the device that utilizes biofiltration to handle waste gas according to claim 5 is characterized in that: on the venthole of gas bomb (2) and the pipeline that waste gas surge chamber (9) is connected Pressure gauge (18) and flowmeter (19) are installed.