CN215138415U - Spraying waste gas absorption system - Google Patents

Abstract

The utility model relates to a waste gas absorption system sprays belongs to exhaust-gas treatment technical field, and it includes the box, be provided with intake pipe and outlet duct on the box, be provided with the second grade washing device who is connected with intake-tube connection's one-level washing device and with the outlet duct in the box. Waste gas passes through the intake pipe and gets into in the box, carries out the one-level washing through one-level washing device to waste gas, and rethread second washing device carries out the second grade washing to waste gas, then discharges the waste gas after handling from the outlet duct.

Description

Spraying waste gas absorption system

Technical Field

The application relates to the technical field of waste gas treatment, in particular to a spraying waste gas absorption system.

Background

The waste gas refers to toxic and harmful gas discharged by human in the production and living process. Especially chemical plants, steel plants, pharmaceutical plants, coking plants and oil refineries, etc., the discharged waste gas has large smell and seriously pollutes the environment and influences the human health, so the waste gas can be discharged into the atmosphere after being harmlessly treated to meet the national atmospheric emission standard.

In the related art, when acid in the exhaust gas is treated, a water washing mode is generally adopted, firstly, the exhaust gas is introduced into the bottom of a water washing tower, the exhaust gas is sprayed by a spraying device in the water washing tower in the process that the exhaust gas flows from bottom to top, acid gas in the exhaust gas is dissolved in water, and then the treated exhaust gas is discharged from the top of the water washing tower.

In view of the above related technologies, the inventor believes that when the acid content of the exhaust gas is high, the acidic substances in the exhaust gas are difficult to completely dissolve by performing one-time water washing on the exhaust gas, and the exhaust gas is difficult to reach the standard and be discharged.

SUMMERY OF THE UTILITY MODEL

Carry out a washing in order to improve waste gas and be difficult to dissolve the acid material in the waste gas completely, be difficult to the problem of discharge to reach standard, this application provides a waste gas absorption system sprays.

The application provides a spray waste gas absorption system adopts following technical scheme:

the utility model provides a spray waste gas absorption system, includes the box, be provided with intake pipe and outlet duct on the box, be provided with the one-level washing device who is connected with intake-tube and the second grade washing device who is connected with the outlet duct in the box.

Through adopting above-mentioned technical scheme, waste gas passes through the intake pipe and gets into in the box, carries out the one-level washing through one-level washing device to waste gas, and rethread second washing device carries out the second grade washing to waste gas, then discharges the waste gas after handling from the outlet duct.

Optionally, the inside of the tank body is divided into a first chamber and a second chamber by a first partition plate, the first chamber and the second chamber are communicated, the primary water washing device is located inside the first chamber, and the secondary water washing device is located inside the second chamber;

The primary water washing device comprises a water inlet pipe, a primary water pipe and a plurality of primary spray heads, one end of the water inlet pipe extends into the first cavity, and the other end of the water inlet pipe is positioned outside the box body;

the primary water pipe is fixed in the first cavity, a pump body is fixed in the box body, one end of the pump body is communicated with the bottom of the first cavity, and the other end of the pump body is communicated with the end part of the primary water pipe;

and the primary spray heads are fixed on the primary water pipe.

Through adopting above-mentioned technical scheme, fill water towards first cavity inside through the inlet tube, after first cavity is inside to be filled quantitative water, through the pump body inside water discharge to the one-level water pipe of first cavity inside, get into the inside water of one-level water pipe, through the blowout of one-level shower nozzle to recycle sprays the inside waste gas of first cavity, dissolves the acid material in the waste gas.

Optionally, the one-level water pipe is communicated with a plurality of branch pipes, the branch pipes are spirally distributed along the length direction of the one-level water pipe, the branch pipes are staggered and staggered, and the one-level nozzles are fixed at the end parts of the branch pipes, which are far away from the first water pipe, in a one-to-one correspondence manner.

Through adopting above-mentioned technical scheme, the setting of minute pipe position can enlarge the area that first cavity sprayed waste gas to can make the acidic material in the waste gas can accomplish and dissolve.

Optionally, the second grade washing device includes second grade water pipe and a plurality of second grade shower nozzle, the one end of second grade water pipe stretches into in the second cavity, the other end of second grade water pipe stretches out the box and is connected with outside water source, and is a plurality of the length direction of second grade water pipe is fixed in to the second grade shower nozzle.

Through adopting above-mentioned technical scheme, outside water source supplies water for the second grade water pipe, and the inside water of second grade water pipe passes through the blowout of second grade shower nozzle. Waste gas sprays through first cavity after, gets into inside the second cavity, dissolves residual acid substance in with waste gas through a plurality of second grade shower nozzles to what second grade water piping connection was clean water, makes the acid in the waste gas dissolve completely, can make waste gas discharge to reach standard.

Optionally, a third chamber is arranged between the first chamber and the second chamber, one end of the primary water pipe, which is far away from the pump body, extends into the third chamber, and one end of the primary water pipe, which extends into the third chamber, is provided with a third-stage spray head;

a second partition plate is arranged between the first chamber and the third chamber in a spaced mode, and a third partition plate is arranged between the second chamber and the third chamber in a spaced mode;

The top of the second partition board is provided with a first communicating hole, and the first chamber and the third chamber are communicated through the first communicating hole;

and a second communicating hole is formed in the bottom of the third partition plate, and the second chamber and the third chamber are communicated through the second communicating hole.

Through adopting above-mentioned technical scheme, after waste gas gets into first cavity inside, get into the third cavity through first through-hole inside, then get into the second cavity inside through the third cavity, discharge through the second cavity at last. When the waste gas passes through the first chamber, the third chamber and the second chamber, the waste gas is respectively sprayed inside the first chamber, the third chamber and the second chamber, so that the acid in the waste gas is completely dissolved.

Optionally, a third communicating hole is formed in the bottom of the first partition plate, one end, far away from the primary water pipe, of the pump body is communicated with the bottom of the second cavity, and a sewage discharge pipe is arranged at the bottom of the first cavity.

Through adopting above-mentioned technical scheme, first cavity and second cavity intercommunication can reduce arranging of pipeline, and a blow off pipe of sharing can.

Optionally, the air inlet pipe extends to the bottom of the first chamber, and an air outlet is formed in one end, extending into the first chamber, of the air inlet pipe.

Through adopting above-mentioned technical scheme, after the inside water logging of first cavity submerges the gas outlet, inside gas outlet through the intake pipe discharged waste gas to first cavity, then sprayed through the one-level shower nozzle, washed waste gas. So that the flow path of the exhaust gas can be extended and the exhaust gas can be pre-treated and washed with water.

Optionally, the outside of box is provided with the house steward, inlet tube and second grade water pipe all communicate with the house steward, be provided with the ooff valve on the inlet tube, be provided with flow control valve on the second grade water pipe.

Through adopting above-mentioned technical scheme, house steward can supply water to inlet tube and second grade water pipe simultaneously, supplies water towards first cavity and second cavity indoor portion simultaneously to improve work efficiency. When the gas outlet is submerged by the water level height in the first chamber and the second chamber, the switch valve is closed, the flow of the flow control valve is reduced, and the waste gas is sprayed.

Optionally, the main pipe is communicated with a cleaning pipe, and one end of the cleaning pipe, which is far away from the main pipe, is communicated with the air inlet pipe.

Through adopting above-mentioned technical scheme, can wash the inner wall of intake pipe through the cleaning tube to granule adhesion is on the inner wall of intake pipe in the reduction waste gas, makes the flow that waste gas got into the intake pipe be difficult to produce the influence.

Optionally, a filter cover surrounding the air outlet is arranged in the first chamber.

Through adopting above-mentioned technical scheme, on the one hand, can filter the particulate matter of waste gas through the filter mantle, and on the other hand, when waste gas is discharged from the gas outlet, produce the big bubble easily, be difficult to take place abundant contact with water, the filter mantle can be broken up into the small bubble from gas outlet exhaust big bubble to can fully contact with water, make the acid material in the waste gas take place abundant dissolving with water.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the primary washing device and the secondary washing device, the effect of washing the waste gas for multiple times to completely dissolve acidic substances in the waste gas can be achieved;

2. through the arrangement of the first chamber, the second chamber, the third chamber, the first communicating hole and the second communicating hole, the treatment path of the waste gas can be prolonged, so that acidic substances in the waste gas are completely dissolved, and the waste gas is discharged after reaching the standard;

3. through the setting of cleaning tube, granule adhesion is on the inner wall of intake pipe in the reduction waste gas, makes the flow that waste gas got into the intake pipe be difficult to produce the influence.

Drawings

Fig. 1 is a schematic view of the overall structure of a spray exhaust gas absorption system in an embodiment of the present application;

FIG. 2 is a piping diagram for embodying the supply of water to the inside of the tank in the embodiment of the present application;

FIG. 3 is a schematic diagram for showing the internal structure of the box body in the embodiment of the present application;

fig. 4 is a pipeline diagram for embodying pump body circulating water in the embodiment of the present application.

Description of reference numerals: 1. a box body; 11. an air inlet pipe; 111. an air outlet; 112. cleaning the tube; 113. a filter housing; 114. a sleeve; 115. air inlet branch pipes; 116. reserving a gap; 12. an air outlet pipe; 13. a first separator; 131. a first chamber; 1311. fixing the screen plate; 132. a second chamber; 133. a third communication hole; 14. a second separator; 141. a first communication hole; 142. a third chamber; 15. a third partition plate; 151. a second communication hole; 16. a blow-off pipe; 17. a header pipe; 2. a first-stage water washing device; 21. a water inlet pipe; 211. a switch valve 22 and a primary water pipe; 221. a third stage spray head; 23. a primary spray head; 24. a pump body; 241. a connecting pipe; 25. pipe distribution; 3. a secondary water washing device; 31. a secondary water pipe; 311. a flow control valve; 32. and a secondary spray head.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a spraying waste gas absorption system. Referring to fig. 1, a spraying exhaust gas absorption system comprises a box body 1, wherein an air inlet pipe 11 and an air outlet pipe 12 are arranged on the box body 1. A first partition plate 13, a second partition plate 14 and a third partition plate 15 are fixed in the box body 1, the box body 1 is divided into a first chamber 131, a third chamber 142 and a second chamber 132 through the first partition plate 13, the second partition plate 14 and the third partition plate 15, the first partition plate 13 is located between the first chamber 131 and the second chamber 132, the second partition plate 14 is located between the second chamber 132 and the third chamber 142, and the third partition plate 15 is located between the third chamber 142 and the first chamber 131. The inlet pipe 11 communicates with the first chamber 131, and the outlet pipe 12 communicates with the second chamber 132. The first chamber 131 is communicated with the third chamber 142, the second chamber 132 is communicated with the third chamber 142, the first-stage water washing device 2 is arranged in the first chamber 131, and the second-stage water washing device 3 is arranged in the second chamber 132. Waste gas gets into first cavity 131 in, washes through one-level washing device 2, and in waste gas carried out third cavity 142 afterwards, waste gas got into second cavity 132 through third cavity 142 inside, carries out the washing through second grade washing device 3, discharges through outlet duct 12 at last.

Referring to fig. 1, the air inlet pipe 11 extends to the bottom of the first chamber 131, a filter housing 113 is fixed to the bottom of the first chamber 131, the air inlet pipe 11 is inserted into the filter housing 113, and an air outlet 111 is formed in one end of the air inlet pipe 11 inserted into the filter housing 113.

Referring to fig. 2 and 3, a main pipe 17 is fixed on the top of the box body 1, a cleaning pipe 112 is communicated with the main pipe 17, and one end of the cleaning pipe 112 far away from the main pipe 17 extends into the air inlet pipe 11. The air inlet pipe 11 is fixedly sleeved with a sleeve 114, the air inlet pipe 11 is coaxially provided with an air inlet branch pipe 115, the air inlet branch pipe 115 and the sleeve 114 are fixed through a hoop, and a reserved gap 116 is formed between the air inlet branch pipe 115 and the air inlet pipe 11. Waste gas gets into inside intake pipe 11 through the branch pipe 115 that admits air, and clean pipe 112 leads to water between sleeve pipe 114 and the intake pipe 11, and the water level rises, gets into inside intake pipe 11 through reserving clearance 116, can wash the dust on the intake pipe 11 inner wall.

Referring to fig. 3, a third communication hole 133 is opened at the bottom of the first partition plate 13, and the first chamber 131 and the second chamber 132 are communicated through the third communication hole 133. The top of the second partition 14 is provided with a first communication hole 141, and the first chamber 131 and the third chamber 142 are communicated through the first communication hole 141. The bottom of the third partition 15 is opened with a second communication hole 151, and the second chamber 132 and the third chamber 142 are communicated with each other through the second communication hole 151.

Referring to fig. 3 and 4, the primary water washing device 2 includes a water inlet pipe 21, a primary water pipe 22 and a plurality of primary nozzles 23, one end of the water inlet pipe 21 extends into the first chamber 131, the other end of the water inlet pipe 21 is communicated with the main pipe 17, and a switch valve 211 is disposed on the water inlet pipe 21. One end of the first-stage water pipe 22 far away from the fixed screen 1311 extends into the third chamber 142, and one end of the first-stage water pipe 22 extending into the third chamber 142 is provided with a third-stage spray nozzle 221. The exhaust gas located inside the first chamber 131 enters inside the third chamber 142 through the first communication hole 141, and then is sprayed through the tertiary spray head 221.

Referring to fig. 3 and 4, the pump body 24 is fixed in the case 1, a connection pipe 241 is communicated with the bottom of the second chamber 132, and one end of the connection pipe 241, which is far from the second chamber 132, is communicated with the pump body 24. The fixed screen plate 1311 is fixed in the first chamber 131, the first-stage water pipe 22 is fixedly arranged at the edge of the fixed screen plate 1311 in a penetrating manner, and one end of the pump body 24, which is far away from the connecting pipe 241, is communicated with the bottom of the first-stage water pipe 22. The primary water pipe 22 is communicated with a plurality of branch pipes 25, and the branch pipes 25 are distributed in a radial shape. The branch pipes 25 are spirally and alternately distributed along the length direction of the primary water pipe 22, and the primary spray heads 23 are correspondingly fixed at the end parts of the branch pipes 25 far away from the first water pipe. A sewage drain 16 is communicated with the bottom of the second chamber 132, and the water inside the first chamber 131, the third chamber 142 and the second chamber 132 is drained through the sewage drain 16.

Referring to fig. 2 and 3, the secondary washing device 3 includes a secondary water pipe 31 and a plurality of secondary nozzles 32, one end of the secondary water pipe 31 extends into the second chamber 132, and the other end of the secondary water pipe 31 is connected to the header pipe 17. A flow control valve 311 is disposed on the secondary water pipe 31 for controlling the flow of water inside the secondary water pipe 31 so as to spray the exhaust gas. The plurality of secondary spray heads 32 are fixed in the length direction of the secondary water pipe 31, and when the exhaust gas in the third chamber 142 enters the second chamber 132, the exhaust gas is sprayed through the secondary spray heads 32.

The implementation principle of the spraying waste gas absorption system in the embodiment of the application is as follows: when the exhaust gas is treated, first, the on-off valve 211 is opened and the flow control valve 311 is opened, water is filled into the first chamber 131 and the second chamber 132 through the first water pipe and the second water pipe, and when the water in the first chamber 131 and the second chamber 132 submerges the air outlet 111, the exhaust gas enters the first chamber 131 through the air inlet pipe 11.

Subsequently, the pump body 24 pumps the water inside the first chamber 131 and the second chamber 132 into the primary water pipe 22, and the exhaust gas entering the first chamber 131 is sprayed through the primary spray head 23.

Next, the exhaust gas in the first chamber 131 enters the third chamber 142 through the first communication hole 141, and the exhaust gas entering the third chamber 142 is sprayed through the third stage nozzle 221.

Again, the exhaust gas in the third chamber 142 enters the second chamber 132 through the second communication hole 151, and the exhaust gas entering the second chamber 132 is sprayed by the clean water in the secondary spray head 32.

And finally, discharging the waste gas after the three times of treatment.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a spray waste gas absorption system, includes box (1), be provided with intake pipe (11) and outlet duct (12), its characterized in that on box (1): a primary washing device (2) connected with the air inlet pipe (11) and a secondary washing device (3) connected with the air outlet pipe (12) are arranged in the box body (1);

the interior of the box body (1) is divided into a first chamber (131) and a second chamber (132) through a first partition plate (13), the first chamber (131) and the second chamber (132) are communicated, the primary water washing device (2) is located in the first chamber (131), and the secondary water washing device (3) is located in the second chamber (132);

The primary water washing device (2) comprises a water inlet pipe (21), a primary water pipe (22) and a plurality of primary spray heads (23), one end of the water inlet pipe (21) extends into the first chamber (131), and the other end of the water inlet pipe (21) extends out of the box body (1) to be connected with an external water source;

the primary water pipe (22) is fixed inside the first cavity (131), a pump body (24) is fixed in the box body (1), one end of the pump body (24) is communicated with the bottom of the first cavity (131), and the other end of the pump body (24) is communicated with the end part of the primary water pipe (22);

the primary spray heads (23) are fixed on the primary water pipe (22).

2. The spray flue gas absorption system of claim 1, wherein: the one-level water pipe (22) is communicated with a plurality of branch pipes (25), the branch pipes (25) are spirally distributed along the length direction of the one-level water pipe (22), the branch pipes (25) are staggered and staggered, and the one-level nozzles (23) are fixed at the end parts of the branch pipes (25) which are far away from the first water pipe in a one-to-one correspondence mode.

3. The spray flue gas absorption system of claim 1, wherein: second grade washing unit (3) include second grade water pipe (31) and a plurality of second grade shower nozzle (32), the one end of second grade water pipe (31) stretches into in second cavity (132), the other end of second grade water pipe (31) stretches out box (1) and is connected with outside water source, and is a plurality of second grade shower nozzle (32) are fixed in the length direction of second grade water pipe (31).

4. The spray flue gas absorption system of claim 3, wherein: a third chamber (142) is arranged between the first chamber (131) and the second chamber (132), one end, far away from the pump body (24), of the primary water pipe (22) extends into the third chamber (142), and a third-stage spray head (221) is arranged at one end, extending into the third chamber (142), of the primary water pipe (22);

a second partition plate (14) is arranged between the first chamber (131) and the third chamber (142), and a third partition plate (15) is arranged between the second chamber (132) and the third chamber (142);

a first communication hole (141) is formed in the top of the second partition plate (14), and the first chamber (131) and the third chamber (142) are communicated through the first communication hole (141);

and a second communication hole (151) is formed in the bottom of the third partition plate (15), and the second chamber (132) and the third chamber (142) are communicated through the second communication hole (151).

5. The spray flue gas absorption system of claim 4, wherein: the third intercommunicating pore (133) has been seted up to the bottom of first baffle (13), the one end that one-level water pipe (22) was kept away from in the pump body (24) communicates with the bottom of second cavity (132), the bottom of first cavity (131) is provided with blow off pipe (16).

6. The spray flue gas absorption system of claim 3, wherein: the air inlet pipe (11) extends to the bottom of the first cavity (131), and one end, extending into the first cavity (131), of the air inlet pipe (11) is provided with an air outlet (111).

7. The spray flue gas absorption system of claim 6, wherein: the outside of box (1) is provided with house steward (17), inlet tube (21) and second grade water pipe (31) all communicate with house steward (17), be provided with ooff valve (211) on inlet tube (21), be provided with flow control valve (311) on second grade water pipe (31).

8. The spray flue gas absorption system of claim 7, wherein: the main pipe (17) is communicated with a cleaning pipe (112), and one end, far away from the main pipe (17), of the cleaning pipe (112) is communicated with the air inlet pipe (11).

9. The spray flue gas absorption system of claim 6, wherein: a filter cover (113) surrounding the air outlet (111) is arranged in the first chamber (131).

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