CN216630313U - A superimposed water spray exhaust gas purification tower - Google Patents

Abstract

The utility model discloses a superimposed water-spraying waste gas purification tower, comprising a purification tank, two bases are symmetrically arranged at the lower end of the purification tank, a discharge port is arranged at the lower end of the purification tank, and a side of the purification tank is provided with a discharge port. The wall is provided with an air inlet, the air inlet is screwed with a conveying pipe, an exhaust gas filter screen is arranged between the conveying pipe and the air inlet, and the interior of the purification tank is fixedly connected with two layers of swirl plates, An infusion main pipe is arranged on the outside of the purification tank, and two infusion branch pipes are connected to the infusion main pipe. The upper end of the tank is provided with an exhaust port. The utility model can evenly distribute the exhaust gas and utilize the swirl plate to fully contact the spray liquid, thereby improving the effect of the reaction, and after the re-reaction, the moisture can be removed to facilitate the discharge of the exhaust gas after the reaction.

Description

A superimposed water spray exhaust gas purification tower

technical field

The utility model relates to the technical field of waste gas purification towers, in particular to a superimposed water spray waste gas purification tower.

Background technique

Exhaust gas refers to the toxic and harmful gases emitted by human beings in the process of production and life. Especially chemical plants, iron and steel plants, pharmaceutical plants, coking plants and oil refineries, etc., discharge exhaust gas with strong odor, which seriously pollutes the environment and affects human health.

At present, when discharging waste gas, environmental protection requirements must be met to ensure human health and reduce environmental pollution. In the prior art, most of the common waste gas treatment methods use the water mist produced by spraying to neutralize the waste gas to achieve the effect of purification, but the water mist often cannot be fully mixed and contacted with the waste gas, which will affect the purification effect. Moreover, the moisture contained in the exhaust gas after purification is relatively heavy, which is not conducive to direct discharge.

Utility model content

The purpose of this utility model is to solve the shortcomings existing in the prior art, and proposes a superimposed water spray waste gas purification tower, which can evenly distribute the waste gas and use the swirl plate to fully contact the spray liquid, improve the The effect of the reaction is improved, and the moisture can be removed after the re-reaction, so as to facilitate the discharge of the exhaust gas after the reaction.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A superimposed water-spraying waste gas purification tower includes a purification tank, the lower end of the purification tank is provided with two bases symmetrically, the lower end of the purification tank is provided with a discharge port, and the side wall of the purification tank is provided with an air intake The air inlet is screwed with a conveying pipe, an exhaust filter screen is arranged between the conveying pipe and the air inlet, and the interior of the purification tank is fixedly connected with two layers of swirl plates. An infusion main pipe is arranged on the outside, and two infusion branch pipes are connected to the infusion main pipe. One end of the two infusion branch pipes away from the infusion main pipe extends into the purification tank and is connected with a spray head. The upper end of the purification tank is provided with a The exhaust port is provided with a fan inside the exhaust port.

Preferably, the two shower heads are respectively located above the two layers of the swirl plates, and are located in the middle position.

Preferably, an annular groove is provided on the inner side of the conveying pipe, and a matching threaded portion is provided on the inner side of the annular groove and the outer side of the air inlet, and the depth of the annular groove is greater than the length of the threaded portion of the air inlet plus the length of the air inlet. The thickness of the exhaust filter.

Preferably, a waste water filter screen is provided inside the purification tank.

Preferably, a dehumidification tank is fixedly connected to the upper end of the purification tank, an air inlet pipe is arranged on the side wall of the dehumidification tank, a connecting pipe is arranged between the air inlet pipe and the exhaust port, and the air inlet pipe is far away from the exhaust port One end of the dehumidification tank extends into the dehumidification tank, the interior of the dehumidification tank is provided with two layers of filter layers, and the side wall of the dehumidification tank is provided with an air outlet pipe.

Preferably, the air intake pipe has an L-shaped structure, and the output end of the air intake pipe is located in the middle of the dehumidification tank.

Preferably, the two filtering layers are divided into coarse filtering and fine filtering, and are arranged sequentially from bottom to top.

Preferably, a communication pipeline is provided between the dehumidification tank and the purification tank.

Preferably, a uniform distribution plate is fixedly connected to the interior of the purification tank, and the uniform distribution plate is communicated with the air inlet.

Preferably, the uniform distribution plate is a hollow structure, and a plurality of air outlet holes are provided on the side wall of the uniform distribution plate.

The utility model has the following beneficial effects:

1. Through the setting of spray head, swirl plate, waste gas filter and waste water filter, the waste gas can be preliminarily filtered, and then the neutralization reaction can be carried out by spraying, so that the waste gas can be discharged, and the reacted liquid The waste water filter is filtered for convenient storage and reduces the waste of resources;

2. Through the combined use of the dehumidification tank, the air inlet pipe, the air outlet pipe and the filter layer, the reacted exhaust gas enters the dehumidification tank through the connecting pipe under the action of the fan, and the filter layer is used to achieve the purpose of dehumidification, which can dehumidify the exhaust gas. ;

3. Using the setting of the uniform distribution plate, the exhaust gas entering the purification tank can be evenly distributed, so that the spray head can fully spray the exhaust gas, and the effect of the reaction is improved.

Description of drawings

Fig. 1 is the structural representation of the first embodiment of the present utility model;

Fig. 2 is the structural representation of the second embodiment of the present utility model;

Fig. 3 is the structural representation of the third embodiment of the present utility model;

FIG. 4 is a schematic structural diagram of the distribution plate in FIG. 3 .

In the picture: 1 base, 2 purification tank, 3 conveying pipeline, 4 waste gas filter, 5 air inlet, 6 waste water filter, 7 discharge outlet, 8 swirl plate, 9 sprinkler head, 10 infusion branch pipe, 11 infusion main pipe , 12 fans, 13 exhaust ports, 14 dehumidification tanks, 15 air inlet pipes, 16 air outlet pipes, 17 filter layers, 18 connecting pipes, and 19 evenly distributed disks.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

Example 1

1, a superimposed water spraying waste gas purification tower includes a purification tank 2, the lower end of the purification tank 2 is symmetrically provided with two bases 1, the lower end of the purification tank 2 is provided with a discharge port 7, and the side wall of the purification tank 2 is provided with An air inlet 5 is provided, the air inlet 5 is screwed with a conveying pipe 3, and an exhaust gas filter 4 is arranged between the conveying pipe 3 and the air inlet 5;

The inner side of the conveying pipe 3 is provided with an annular groove, and the inner side of the annular groove and the outer side of the air inlet 5 are provided with matching threaded portions, and the depth of the annular groove is greater than the length of the threaded portion of the air inlet 5 plus the thickness of the exhaust gas filter 4 ;

The interior of the purification tank 2 is fixedly connected with two layers of swirl plates 8, the outside of the purification tank 2 is provided with an infusion main pipe 11, and the infusion main pipe 11 is connected with two infusion branch pipes 10, and one end of the two infusion branch pipes 10 away from the infusion main pipe 11 is both. Extends into the purification tank 2 and is connected with a shower head 9, and the two shower heads 9 are respectively located above the two layers of swirl plates 8, and are located in the middle position;

The upper end of the purification tank 2 is provided with an exhaust port 13, and the interior of the exhaust port 13 is provided with a fan 12;

The inside of the purification tank 2 is provided with a waste water filter screen 6 .

Working principle: the exhaust gas enters the air inlet 5 through the conveying pipe 3, and the exhaust gas is preliminarily filtered through the exhaust gas filter 4, and then the exhaust gas enters the purification tank 2, and the spray liquid enters the liquid infusion branch pipe 10 through the infusion main pipe 11, and then passes through the spray. The shower head 9 is sprayed out to achieve the purpose of the spray reaction, which can neutralize the exhaust gas, and the two-layer swirl plate 8 of the spray liquid after the reaction flows down, and flows into the purification tank after being filtered by the waste water filter screen 6 2 is stored at the bottom, and the reacted exhaust gas is discharged from the purification tank 2 under the action of the fan 12 .

Embodiment 2

Referring to FIG. 2 , the difference between this embodiment and the first embodiment is that the upper end of the purification tank 2 is fixedly connected with a dehumidification tank 14 , and the side wall of the dehumidification tank 14 is provided with an air intake pipe 15 . The output end of the air pipe 15 is located in the middle of the dehumidification tank 14, a connecting pipe 18 is provided between the air intake pipe 15 and the exhaust port 13, and the end of the air intake pipe 15 away from the exhaust port 13 extends into the dehumidification tank 14, and the dehumidification tank 14 The interior is provided with two layers of filter layers 17, the two layers of filter layers 17 are divided into coarse filtration and fine filtration, and are arranged in sequence from bottom to top, the side wall of the dehumidification tank 14 is provided with an air outlet 16, the dehumidification tank 14 and the purification tank 2 There is a communication pipe between them.

The reacted exhaust gas enters the air intake pipe 15 through the connecting pipe 18 under the action of the fan 12, and then enters the dehumidification tank 14. The two-layer filter layer 17 is used to achieve the purpose of dehumidification, and the exhaust gas can be dehumidified. It is discharged to the outside through the air outlet pipe 16 .

Embodiment 3

3-4, the difference between this embodiment and the first embodiment is that the interior of the purification tank 2 is fixedly connected with a uniform distribution plate 19, the uniform distribution plate 19 is communicated with the air inlet 5, and the uniform distribution plate 19 is a hollow structure , the side wall of the uniform distribution plate 19 is provided with a plurality of air outlets.

With the arrangement of the uniform distribution plate 19 , the exhaust gas entering the purification tank 2 can be evenly distributed, so that the spray head 9 can sufficiently spray the exhaust gas, and the effect of the reaction is improved.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Equivalent replacement or modification of the technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (10)

1. A stacked water spraying waste gas purification tower comprises a purification tank (2) and is characterized in that two bases (1) are symmetrically arranged at the lower end of the purification tank (2), a discharge port (7) is arranged at the lower end of the purification tank (2), an air inlet (5) is arranged on the side wall of the purification tank (2), a conveying pipeline (3) is screwed on the air inlet (5) in a threaded manner, a waste gas filter screen (4) is arranged between the conveying pipeline (3) and the air inlet (5), two layers of spiral-flow plates (8) are fixedly connected inside the purification tank (2), a main infusion pipe (11) is arranged outside the purification tank (2), two infusion branch pipes (10) are connected onto the infusion pipe (11), one ends, far away from the main infusion pipe (11), of the two infusion branch pipes (10) extend into the purification tank (2) and are connected with spray headers (9), the upper end of the purification tank (2) is provided with an exhaust port (13), and a fan (12) is arranged in the exhaust port (13).

2. A stack water spray exhaust gas purification tower according to claim 1, wherein two spray headers (9) are respectively located above two layers of the swirl plates (8) and at the middle position.

3. A stack type water spray exhaust gas purification tower according to claim 1, wherein the inner side of the delivery pipe (3) is provided with an annular groove, the inner side of the annular groove and the outer side of the air inlet (5) are both provided with matched threaded portions, and the depth of the annular groove is greater than the length of the threaded portion of the air inlet (5) plus the thickness of the exhaust gas filter screen (4).

4. A stack water spray exhaust gas purification tower according to claim 1, wherein the interior of the purification tank (2) is provided with a waste water filter screen (6).

5. An overlapped water spraying waste gas purification tower as claimed in claim 1, wherein a dehumidification tank (14) is fixedly connected to the upper end of the purification tank (2), an air inlet pipe (15) is arranged on the side wall of the dehumidification tank (14), a connecting pipeline (18) is arranged between the air inlet pipe (15) and the exhaust port (13), one end, far away from the exhaust port (13), of the air inlet pipe (15) extends into the dehumidification tank (14), two filter layers (17) are arranged inside the dehumidification tank (14), and an air outlet pipe (16) is arranged on the side wall of the dehumidification tank (14).

6. A stack water spray exhaust gas purification tower according to claim 5, wherein the air inlet pipe (15) is of an L-shaped structure, and the output end of the air inlet pipe (15) is located at the right middle position of the dehumidification tank (14).

7. A stack-type water spray exhaust gas purification tower as claimed in claim 5, wherein the two filter layers (17) are divided into coarse filtration and fine filtration, and are arranged in sequence from bottom to top.

8. A stack water spray flue gas cleaning tower in accordance with claim 5, wherein a communication duct is provided between the dehumidification tank (14) and the cleaning tank (2).

9. A stack water spray flue gas cleaning tower in accordance with claim 1 wherein the inside of the cleaning tank (2) is fixedly connected with a uniform distribution disc (19), said uniform distribution disc (19) communicating with the gas inlet (5).

10. A stack water spray flue gas cleaning tower in accordance with claim 9 wherein the distribution tray (19) is hollow and the side wall of the distribution tray (19) is provided with a plurality of air outlet holes.

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