A spray scrubber

Abstract

The utility model discloses a spray-type washing tower, comprising a tower body and an exhaust pipe, wherein an air washing box and a connecting box are respectively arranged on both sides of the tower body, the air washing box and the connecting box are fixed on the side wall of the tower body, and the air washing box and the connecting box are communicated with the tower body, and an output end of the exhaust pipe passes through the top of the air washing box and is built into the washing liquid in the air washing box. When in use, the exhaust gas is transported to the air washing box through the exhaust pipe, and the exhaust gas is transported to the washing liquid through an aeration head fixedly connected to the end of the exhaust pipe. After being washed by the washing liquid for the first time, the exhaust gas moves upward in the tower body, and a water pump works to transport the washing liquid in the connecting box through the transport pipe to the first spray mechanism and the second spray mechanism, and the washing liquid is sprayed downward through the first spray mechanism and the second spray mechanism, so as to realize spray washing of the exhaust gas passing through the air passages in the first air guide box and the second air guide box, thereby realizing multiple washing of the exhaust gas and greatly improving the washing rate of the exhaust gas.

Description

Technical Field

[0001] The utility model relates to the technical field of washing towers, in particular to a spray type washing tower. Background Art

[0002] The scrubber is a commonly used environmental protection equipment for waste gas treatment. Generally, the waste gas is passed into the scrubber, and the waste gas is first treated by the filling layer, and then sprayed and washed by the nozzle set at the top of the scrubber, and then discharged after being treated by the demister. However, it is difficult to fully clean the waste gas by only spraying the scrubber liquid. In view of the above problems, a spray scrubber is proposed. Utility Model Content

[0003] The purpose of the utility model is to provide a spray type washing tower to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A spray-type washing tower comprises a tower body and an exhaust pipe, wherein an air washing box and a connecting box are respectively arranged on both sides of the tower body, the air washing box and the connecting box are fixed to the side walls of the tower body, and the air washing box and the connecting box are communicated with the tower body, an output end of the exhaust pipe passes through the top of the air washing box and is built into the washing liquid in the air washing box, and an aeration head is fixedly connected to the output end of the exhaust pipe in the washing liquid, a water pump is fixedly installed on the top of the connecting box, and a delivery pipe is fixedly connected to the output end of the water pump, a first spray mechanism and a second spray mechanism are fixedly installed in the tower body from bottom to top in sequence, the first spray mechanism and the second spray mechanism are communicated with the delivery pipe, a first air guide box is fixedly installed below the first spray mechanism in the tower body, a second air guide box is fixedly installed below the second spray mechanism in the tower body, airways are evenly opened on the first air guide box and the second air guide box, a sewage outlet is arranged at the bottom of the tower body, a valve is arranged on the sewage outlet, an exhaust outlet is arranged at the top of the tower body, and legs are fixedly installed at the four corners of the bottom of the tower body.

[0006] As a further solution of the utility model: a motor is fixedly installed on the top of the washing box, a rotating shaft is rotatably connected inside the washing box, the top of the rotating shaft passes through the top of the washing box and is fixedly connected to the output end of the motor, the bottom of the rotating shaft is built into the washing liquid, and the bottom of the rotating shaft is fixedly connected to a plurality of stirring rods in a circle above the aeration head.

[0007] As a further solution of the utility model: the airway is arranged to be reciprocatingly bent.

[0008] As a further solution of the utility model: a feeding port is arranged on the top of the connection box, and a feeding cap is threadedly connected to the feeding port.

[0009] As a further solution of the utility model: a demister is arranged in the tower body below the exhaust port.

[0010] As a further solution of the utility model: the first spray mechanism and the second spray mechanism have the same structure, the first spray mechanism and the second spray mechanism include a liquid separation pipe, the liquid separation pipe is connected to the conveying pipe, the liquid separation pipe is evenly and fixedly connected with a branch pipe, the end of the branch raw material liquid separation pipe is fixedly connected with a cross brace, and a plurality of nozzles are evenly and fixedly installed on the bottom of the branch pipe.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. When the utility model is in use, the waste gas is transported to the washing box through the waste gas pipe, and the waste gas is transported to the washing liquid through the aeration head fixedly connected to the end of the waste gas pipe. After being washed by the washing liquid for the first time, the waste gas moves upward in the tower body, and the water pump works to transport the washing liquid in the connection box to the first spray mechanism and the second spray mechanism through the transport pipe, and sprays downward through the first spray mechanism and the second spray mechanism, so as to realize spray washing of the waste gas passing through the air duct in the first air guide box and the second air guide box, realize multiple cleaning of the waste gas, and greatly improve the washing rate of the waste gas.

[0013] 2. The utility model drives the rotating shaft to rotate through the output end of the motor, and the rotating shaft drives the stirring rod to rotate, stirring the waste gas rising in the washing liquid, so that the waste gas is fully in contact with the washing liquid.

[0014] 3. The gas duct of the utility model extends the travel of the gas in the gas duct by reciprocating bending, so that the droplets and mist in the exhaust gas are separated from the exhaust gas under the influence of gravity, and the demister arranged below the exhaust port in the tower body removes the droplets and mist entrained in the gas again, greatly reducing the discharge of droplets and mist with the discharged gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The figure is a schematic diagram of the structure of a spray-type washing tower.

[0016] Figure 2 A cross-sectional view of a spray-type scrubber.

[0017] Figure 3 The present invention is a cross-sectional view of a first air guide box and a second air guide box in a spray-type washing tower.

[0018] Figure 4 The present invention is a top view of a first spray mechanism and a second spray mechanism in a spray-type washing tower.

[0019] In the figure: 1. tower body 1; 2. support legs; 3. valve; 4. sewage outlet; 5. exhaust outlet; 6. air washing box; 7. connection box; 8. water pump; 9. exhaust pipe; 10. motor; 11. first air guide box; 12. second air guide box; 13. demister; 14. aeration head; 15. rotating shaft; 16. stirring rod; 17. feeding port; 18. feeding cover; 19. airway; 20. first spray mechanism; 21. second spray mechanism; 22. liquid distribution pipe; 23. branch pipe; 24. nozzle; 25. delivery pipe. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figures 1 to 4 In the embodiment of the utility model, a spray-type washing tower comprises a tower body 1 and an exhaust pipe 9, wherein a washing box 6 and a connecting box 7 are respectively arranged on both sides of the tower body 1, the washing box 6 and the connecting box 7 are fixed to the side wall of the tower body 1, and the washing box 6 and the connecting box 7 are connected to the tower body 1, the output end of the exhaust pipe 9 passes through the top of the washing box 6 and is built into the washing liquid in the washing box 6, and the output end of the exhaust pipe 9 in the washing liquid is fixedly connected to the aeration head 14, a water pump 8 is fixedly installed on the top of the connecting box 7, and the output end of the water pump 8 is fixedly connected to the delivery pipe 25, and the tower body 1 is arranged from bottom to top in sequence. A first spray mechanism 20 and a second spray mechanism 21 are fixedly installed, and the first spray mechanism 20 and the second spray mechanism 21 are connected to the conveying pipe 25. A first air guide box 11 is fixedly installed below the first spray mechanism 20 in the tower body 1, and a second air guide box 12 is fixedly installed below the second spray mechanism 21 in the tower body 1. Air passages 19 are evenly opened on the first air guide box 11 and the second air guide box 12. A sewage outlet 4 is provided at the bottom of the tower body 1, and a valve 3 is provided on the sewage outlet 4. An exhaust port 5 is provided at the top of the tower body 1, and legs 2 are fixedly installed at the four corners of the bottom of the tower body 1.

[0022] When in use, the waste gas is transported to the washing box 6 through the waste gas pipe 9, and the waste gas is transported to the washing liquid through the aeration head 14 fixedly connected to the end of the waste gas pipe 9. After being washed for the first time with the washing liquid, the waste gas moves upward in the tower body 1, and the water pump 8 works to transport the washing liquid in the connecting box 7 to the first spray mechanism 20 and the second spray mechanism 21 through the delivery pipe 25, and is sprayed downward through the first spray mechanism 20 and the second spray mechanism 21, so as to spray and wash the waste gas passing through the air duct 19 in the first air guide box 11 and the second air guide box 12, so as to achieve multiple cleaning of the waste gas. After long-term use, the washing liquid in the tower body 1 can be discharged from the sewage outlet 4 by opening the valve 3.

[0023] A motor 10 is fixedly installed on the top of the scrubbing box 6, and a rotating shaft 15 is rotatably connected inside the scrubbing box 6. The top end of the rotating shaft 15 passes through the top of the scrubbing box 6 and is fixedly connected to the output end of the motor 10. The bottom end of the rotating shaft 15 is built into the scrubbing liquid, and the bottom end of the rotating shaft 15 is fixedly connected to a plurality of stirring rods 16 in a circle above the aeration head 14. The rotating shaft 15 is driven to rotate by the output end of the motor 10, and the rotating shaft 15 drives the stirring rods 16 to rotate, thereby stirring the waste gas rising in the scrubbing liquid, so that the waste gas is fully in contact with the scrubbing liquid.

[0024] The air passage 19 is arranged to bend back and forth, and the air passage 19 extends the travel of the gas in the air passage 19 by the reciprocating bending, so that the liquid droplets and mist in the exhaust gas are separated from the exhaust gas due to the influence of gravity.

[0025] The top of the connection box 7 is provided with a feeding port 17, and a feeding cover 18 is threadedly connected to the feeding port 17. The feeding port 17 is provided to facilitate adding agents and solvents into the washing liquid, and the feeding port 17 is covered by the feeding cover 18 to prevent the volatilization and escape of waste gas and washing liquid.

[0026] A demister 13 is provided below the exhaust port 5 in the tower body 1 , and is used to remove liquid droplets and mist entrained in the gas, thereby greatly reducing the discharge of liquid droplets and mist along with the discharged gas.

[0027] The first spray mechanism 20 and the second spray mechanism 21 have the same structure. The first spray mechanism 20 and the second spray mechanism 21 include a liquid separation pipe 22, which is connected to a delivery pipe 25. The liquid separation pipe 22 is evenly and fixedly connected to a branch pipe 23. The end of the branch pipe 23 is fixedly connected to a cross brace. A plurality of nozzles 24 are evenly and fixedly installed at the bottom of the branch pipe 23. The delivery pipe 25 delivers the washing liquid to the liquid separation pipe 22 of the first spray mechanism 20 and the second spray mechanism 21. The washing liquid is delivered to the branch pipe 23 through the liquid separation pipe 22. The washing liquid is sprayed from the nozzle 24 fixedly connected to the bottom of the branch pipe 23 to wash the rising exhaust gas.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A spray-type scrubber, comprising a tower body (1) and an exhaust pipe (9), characterized in that: A scrubbing box (6) and a connecting box (7) are respectively arranged on both sides of the tower body (1); the scrubbing box (6) and the connecting box (7) are fixed to the side walls of the tower body (1), and the scrubbing box (6) and the connecting box (7) are in communication with the tower body (1); an output end of a waste gas pipe (9) passes through the top of the scrubbing box (6) and is built into the scrubbing liquid in the scrubbing box (6); an aeration head (14) is fixedly connected to the output end of the waste gas pipe (9) in the scrubbing liquid; a water pump (8) is fixedly installed on the top of the connecting box (7); a delivery pipe (25) is fixedly connected to the output end of the water pump (8); a first spray mechanism (20) and a second spray mechanism (25) are fixedly installed in the tower body (1) from bottom to top. A spray mechanism (21), the first spray mechanism (20) and the second spray mechanism (21) are connected to a conveying pipe (25), a first air guide box (11) is fixedly installed below the first spray mechanism (20) in the tower body (1), a second air guide box (12) is fixedly installed below the second spray mechanism (21) in the tower body (1), air passages (19) are evenly opened on the first air guide box (11) and the second air guide box (12), a sewage outlet (4) is provided at the bottom of the tower body (1), a valve (3) is provided on the sewage outlet (4), an exhaust port (5) is provided at the top of the tower body (1), and legs (2) are fixedly installed at the four corners of the bottom of the tower body (1).

2. A spray-type washing tower according to claim 1, characterized in that: A motor (10) is fixedly mounted on the top of the scrubbing box (6), a rotating shaft (15) is rotatably connected inside the scrubbing box (6), the top end of the rotating shaft (15) passes through the top of the scrubbing box (6) and is fixedly connected to the output end of the motor (10), the bottom end of the rotating shaft (15) is embedded in the scrubbing liquid, and the bottom end of the rotating shaft (15) is fixedly connected to a plurality of stirring rods (16) in a circle above the aeration head (14).

3. A spray-type washing tower according to claim 1, characterized in that: The air passage (19) is arranged to bend back and forth.

4. A spray-type washing tower according to claim 1, characterized in that: The top of the connection box (7) is provided with a feeding port (17), and a feeding cover (18) is threadedly connected to the feeding port (17).

5. A spray-type washing tower according to claim 1, characterized in that: A demister (13) is arranged inside the tower body (1) below the exhaust port (5).

6. A spray-type washing tower according to claim 1, characterized in that: The first spray mechanism (20) and the second spray mechanism (21) have the same structure. The first spray mechanism (20) and the second spray mechanism (21) comprise a liquid separation pipe (22). The liquid separation pipe (22) is connected to a delivery pipe (25). The liquid separation pipe (22) is evenly and fixedly connected to a branch pipe (23). The end of the branch pipe (23) of the raw material liquid separation pipe (22) is fixedly connected to a cross brace. A plurality of spray heads (24) are evenly and fixedly installed at the bottom of the branch pipe (23).

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