CN216062661U - Double-layer tail gas treatment absorption tower - Google Patents

Abstract

The utility model discloses an absorption tower for double-layer tail gas treatment, which comprises: tail gas chimney, tower body, air-blower, first spray pump, second spray pump and water tank, the top fixed mounting of tower body has the tail gas chimney, and the top of tower body is provided with the manhole, the air-blower is installed in one side of tower body, and the below of air-blower installs the chassis, the water tank is installed and is used for supporting the tower body in the bottom of tower body, and the both sides at water tank top symmetry respectively install first spray pump and second spray pump. According to the utility model, the tower body is divided into two parts, so that the design of double towers is integrated into one tower, the occupied space is reduced, and meanwhile, the first spray pump and the second spray pump are arranged to respectively extend into the corresponding lower spray area and the upper spray area, so that the chemicals in the water tank are sprayed into the lower spray area and the upper spray area for gas washing, the gas washing efficiency of the device is improved, and the purpose of simultaneously washing the two chemicals is realized.

Description

Double-layer tail gas treatment absorption tower

Technical Field

The utility model relates to the technical field of tail gas treatment, in particular to an absorption tower for double-layer tail gas treatment.

Background

In the garbage leachate treatment production process, tail gas generated by a mechanical steam concentration method enters two independent tail gas absorption towers through a pipeline, is subjected to chemical washing, spraying and odor removal, the gas is extracted by a blower and is led to the high altitude through smoke, and toxic and harmful gases such as chemical tail gas, research room exhaust gas, chemical pollutant gas of factory workshops, flue gas and the like containing partial particulate matters, acid gases, organic gases and other harmful components are subjected to detoxification and harmful treatment through the physical and chemical actions of elements in the towers, so that the toxic and harmful gases are treated to become nonhazardous gases to be discharged, the atmospheric environment is protected, and the purpose of qualified discharge is achieved.

The existing tail gas absorption tower is designed into a double-tower structure, so that the occupied space is large when the tail gas absorption tower is used, the structure is not compact, a smoke exhaust channel is too long, and two medicaments cannot be used for absorbing the gas at the same time.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the utility model is as follows:

an absorption tower for double-layer treatment of tail gas, comprising: tail gas chimney, tower body, air-blower, first spray pump, second spray pump and water tank, the top fixed mounting of tower body has the tail gas chimney, and the top of tower body is provided with the manhole, the air-blower is installed in one side of tower body, and the below of air-blower installs the chassis, the water tank is installed and is used for supporting the tower body in the bottom of tower body, and the both sides at water tank top symmetry respectively install first spray pump and second spray pump.

The present invention in a preferred example may be further configured to: the tower body is internally provided with a first packing layer, a lower spraying area, a second packing layer, a third packing layer, an upper spraying area and a fourth packing layer from bottom to top respectively, the first packing layer, the lower spraying area and the second packing layer form a lower spraying tower, the third packing layer, the upper spraying area and the fourth packing layer form an upper spraying tower, and the middle part of the inner cavity of the tower body is communicated with the lower spraying tower and is provided with a circulating pipe.

Through adopting above-mentioned technical scheme, separate the tower body for spray column and last spray column down to realize the purpose of two towers unifications, practice thrift the space.

The present invention in a preferred example may be further configured to: and the lower spraying area and the upper spraying area are internally provided with nozzles, and the number of the nozzles is two and the nozzles are respectively connected to the water outlet pipelines of the first spraying pump and the second spraying pump.

By adopting the technical scheme, the power basis of spraying the liquid medicine by the nozzles in the lower spraying area and the upper spraying area is ensured.

The present invention in a preferred example may be further configured to: a liquid level meter is installed on one side of the outside of the water tank, and a medicine adding opening is formed in the position, close to the liquid level meter, of the outside of the water tank.

By adopting the technical scheme, the liquid level inside the water tank can be observed from the outside, and the liquid medicine can be added at any time through the medicine adding port.

The present invention in a preferred example may be further configured to: the upper part and the lower part of the side of the water tank are respectively provided with an overflow port and a water outlet.

Through adopting above-mentioned technical scheme, can guarantee that the liquid level can not too high lead to pressure too big in the water tank, guarantee the security of device.

By adopting the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, the tower body is divided into two parts, so that the design of double towers is integrated into one tower, the occupied space is reduced, and meanwhile, the first spray pump and the second spray pump are arranged to respectively extend into the corresponding lower spray area and the upper spray area, so that the chemicals in the water tank are sprayed into the lower spray area and the upper spray area for gas washing, the gas washing efficiency of the device is improved, and the purpose of simultaneously washing the two chemicals is realized.

2. According to the utility model, the water tank is divided into two parts by arranging the partition board in the water tank, different medicaments are respectively placed in the two parts, the two parts are respectively connected with the first spray pump and the second spray pump, and the upper spray area on the upper layer is connected with the nozzle which penetrates into the water tank below, so that the medicaments have a circulating function, the cost is saved, and the practicability of the device is improved.

Drawings

FIG. 1 is an overall schematic view of one embodiment of the present invention;

FIG. 2 is a perspective view of one embodiment of the present invention;

fig. 3 is a schematic view of a tower according to an embodiment of the utility model.

Reference numerals:

1. a tail gas chimney; 2. a tower body; 21. a first filler layer; 22. a second packing layer; 23. a third packing layer; 24. a fourth packing layer; 25. a lower spray zone; 26. an upper spraying area; 27. a circulation pipe; 28. a nozzle; 3. a blower; 4. a chassis; 5. a first spray pump; 6. a liquid level meter; 7. a manhole; 8. a second spray pump; 9. a medicine adding port; 10. a water outlet; 11. an overflow port; 12. a water tank.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the utility model.

The following describes an absorption tower for double-layer tail gas treatment according to some embodiments of the present invention with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1 to 3, the present invention provides a double-layer tail gas treatment absorption tower, including: tail gas chimney 1, the tower body 2, air-blower 3, first spray pump 5, the second sprays pump 8 and water tank 12, the top fixed mounting of tower body 2 has tail gas chimney 1, and the top of tower body 2 is provided with manhole 7, air-blower 3 installs in one side of tower body 2, and air-blower 3's below installs chassis 4, water tank 12 is installed and is used for supporting tower body 2 in the bottom of tower body 2, and the both sides at water tank 12 top are the symmetry respectively and are installed first spray pump 5 and second spray pump 8, let in tail gas to tower body 2 in through air-blower 3, utilize the inside structure of tower body 2 to handle tail gas, discharge through tail gas chimney 1 at last, the operation is simple, high work efficiency, the practicality of device has been promoted greatly.

It is specific, tower body 2 is inside from supreme first packing layer 21 of being provided with respectively down, lower spray zone 25, second packing layer 22, third packing layer 23, go up spray zone 26 and fourth packing layer 24, first packing layer 21, lower spray zone 25 and the lower spray column of second packing layer 22 constitution, third packing layer 23, go up spray zone 26 and the upper spray column of fourth packing layer 24 constitution, the middle part of 2 inner chambers of tower body link up lower floor's spray column position and are provided with circulating pipe 27, separate the inner chamber of tower body 2 for two big regions, thereby realize the purpose of two tower unifications, thereby practice thrift the occupation of land space, the practicality of device has been promoted by a wide margin, and set up a circulating pipe 27 and link up upper spray column and water tank 12 in lower spray column middle part, thereby the recovery of liquid medicine has been guaranteed.

Example two:

referring to fig. 3, on the basis of the first embodiment, two sets of nozzles 28 are arranged in the lower spraying area 25 and the upper spraying area 26, and the two sets of nozzles 28 are respectively connected to the water outlet pipes of the first spraying pump 5 and the second spraying pump 8, and the first spraying pump 5 and the second spraying pump 8 respectively pump the corresponding liquid medicine in the water tank 12 to the lower spraying area 25 and the upper spraying area 26, so that the purpose of simultaneously washing the gas with the two liquid medicines is achieved, and the two pumps are separately operated, thereby ensuring that the liquid medicines are not mixed, and improving the reliability of the device.

Example three:

as shown in the combined figure 1, in the above embodiment, the liquid level meter 6 is installed on one side of the outside of the water tank 12, the medicine adding port 9 is arranged at the position, close to the liquid level meter 6, of the outside of the water tank 12, the liquid level height inside the water tank 12 can be conveniently observed through the liquid level meter 6, when the liquid medicine is insufficient, the liquid medicine can be quickly added through the medicine adding port 9, and the use flexibility of the device is improved.

Specifically, overflow mouth 11 and outlet 10 have respectively been seted up to the upper and lower part of water tank 12 avris, can discharge unnecessary liquid medicine to the external world through overflow mouth 11, utilize outlet 10 can be quick simultaneously with the inside empty of water tank 12, guarantee the clean of clearance.

The working principle and the using process of the utility model are as follows:

tail gas flow direction: tail gas is sent into the tower body 2 through the blower 3, firstly enters the first packing layer 21, then enters the lower spraying area 25, then enters the second packing layer 22, finally enters the third packing layer 23 through the flow guide holes on the second packing layer 22, then sequentially passes through the upper spraying area 26 and the fourth packing layer 24, and finally is discharged to the outside through the tail gas chimney 1;

the flow direction of the liquid medicine is as follows: after entering the lower spraying area 25, the first spraying pump 5 is used for pumping the medicament on one side in the water tank 12 and spraying the medicament out through the nozzle 28 in the lower spraying area 25 for gas washing, the liquid medicament is sprayed out and then returns to the water tank 12 through the first filler layer 21, after entering the upper spraying area 26, the second spraying pump 8 is used for pumping the liquid medicament into the upper spraying area 26, the nozzle 28 in the upper spraying area 26 is used for spraying the liquid medicament, and the sprayed liquid medicament flows back into the water tank 12 through the third filler layer 23 and the circulating pipe 27;

a gas washing mode: when entering the lower spray area 25, the tail gas is subjected to first washing, then the mist is removed through the second packing layer 22 and reaches the upper spray area 26, the second washing is performed, finally the mist is removed through the fourth packing layer 24, and the separated water and vapor is discharged to the outside through the tail gas chimney 1.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims (5)

1. An absorption tower for double-layer tail gas treatment is characterized by comprising: the device comprises a tail gas chimney (1), a tower body (2), a blower (3), a first spray pump (5), a second spray pump (8) and a water tank (12);

the top fixed mounting of tower body (2) has tail gas chimney (1), and the top of tower body (2) is provided with manhole (7), air-blower (3) are installed in one side of tower body (2), and the below of air-blower (3) installs chassis (4), water tank (12) are installed and are used for supporting tower body (2) in the bottom of tower body (2), and the both sides at water tank (12) top are the symmetry respectively and are installed first spray pump (5) and second spray pump (8).

2. The absorption tower for double-layer tail gas treatment according to claim 1, wherein a first packing layer (21), a lower spraying region (25), a second packing layer (22), a third packing layer (23), an upper spraying region (26) and a fourth packing layer (24) are respectively arranged inside the tower body (2) from bottom to top, the first packing layer (21), the lower spraying region (25) and the second packing layer (22) form a lower spraying tower, the third packing layer (23), the upper spraying region (26) and the fourth packing layer (24) form an upper spraying tower, and a circulating pipe (27) is arranged in the middle of the inner cavity of the tower body (2) and penetrates through the lower spraying tower.

3. The double-layer tail gas treatment absorption tower according to claim 2, wherein two groups of nozzles (28) are arranged in the lower spray area (25) and the upper spray area (26), and the two groups of nozzles (28) are respectively connected to the water outlet pipelines of the first spray pump (5) and the second spray pump (8).

4. The double-layer tail gas treatment absorption tower according to claim 1, wherein a liquid level meter (6) is installed on one side of the outside of the water tank (12), and a dosing port (9) is arranged on the position, close to the liquid level meter (6), of the outside of the water tank (12).

5. The absorption tower for double-layer tail gas treatment according to claim 1, wherein the upper and lower parts of the side of the water tank (12) are respectively provided with an overflow port (11) and a water outlet (10).

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