CN216024054U - Aluminiferous sludge acid mist absorbing device - Google Patents

Aluminiferous sludge acid mist absorbing device Download PDF

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Publication number
CN216024054U
CN216024054U CN202122360675.5U CN202122360675U CN216024054U CN 216024054 U CN216024054 U CN 216024054U CN 202122360675 U CN202122360675 U CN 202122360675U CN 216024054 U CN216024054 U CN 216024054U
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absorption tower
reaction tank
acid mist
gas
aluminum
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CN202122360675.5U
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朱文荣
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Suzhou Hengwen Environmental Protection Water Industry Co ltd
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Suzhou Hengwen Environmental Protection Water Industry Co ltd
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Abstract

The utility model discloses an aluminum-containing sludge acid mist absorption device which comprises a reaction tank and an absorption tower, wherein a gas-liquid loop is arranged between the reaction tank and the absorption tower, a water inlet pipe is fixedly inserted into the top of the absorption tower, one end of the water inlet pipe is fixedly connected with a shower head at the position of an inner cavity of the absorption tower, the shower head comprises a connector head, a plurality of spray pipes are fixedly connected to the side wall of the connector head in an annular array at intervals, a plurality of atomization spray heads are fixedly arranged at the bottom ends of the spray pipes, and the atomization spray heads, the spray pipes, the connector head and the water inlet pipe are communicated with one another. The reaction tank is communicated with the absorption tower through the gas-liquid loop, and the arrangement of the water inlet pipe and the shower head in the absorption tower is matched, so that the hydrochloric acid volatilized in the reaction tank enters the absorption tower, is atomized and sprayed to be dissolved in water, and then flows back to the reaction tank along with the sprayed water for use, thereby saving energy, fully reacting and utilizing, recycling the raw materials and reducing pollution.

Description

Aluminiferous sludge acid mist absorbing device
Technical Field
The utility model relates to the technical field of sludge treatment, in particular to an acid mist absorption device for aluminum-containing sludge.
Background
At present, when the aluminum-containing sludge is treated, hydrochloric acid needs to be added to react and recover aluminum in the sludge, but the hydrochloric acid volatilizes due to temperature rise in the treatment process, so that the concentration of the added hydrochloric acid is reduced, the treatment effect on the aluminum-containing sludge is influenced, the volatile hydrochloric acid not only causes resource waste, but also volatilizes into the atmosphere to easily damage the environment and cause pollution to the atmospheric environment, and therefore the environmental protection property for treating the aluminum-containing sludge is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an aluminum-containing sludge acid mist absorption device to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an acid mist absorption device for aluminum-containing sludge comprises a reaction tank and an absorption tower, wherein a gas-liquid loop is arranged between the reaction tank and the absorption tower, a water inlet pipe is fixedly inserted into the top of the absorption tower, and a shower head is fixedly connected to one end of the water inlet pipe and is positioned in the inner cavity of the absorption tower;
the shower head includes the connector head, the lateral wall of connector head is a plurality of showers of annular array interval fixedly connected with, and is a plurality of the bottom of shower is all fixed and is provided with a plurality of atomizer, just atomizer, shower, connector head and inlet tube communicate each other.
Preferably, a cooling system is arranged at the bottom of the absorption tower, and an acid mist detector is fixedly arranged at the top of the absorption tower.
Preferably, the top end of the absorption tower is fixedly connected with an exhaust pipe in an inserting manner, and an exhaust valve is arranged outside the exhaust pipe.
Preferably, the gas-liquid loop comprises a gas-guide tube and a liquid guide tube, the gas-guide tube is positioned above the liquid guide tube, two ends of the gas-guide tube are fixedly and alternately communicated with the top end of the reaction tank and the middle part of the absorption tower respectively, and two ends of the liquid guide tube are fixedly communicated with the inner cavities of the reaction tank and the absorption tower respectively.
Preferably, a proportioner is arranged at the top end of the reaction tank, and an aerator is fixedly arranged on one side of the reaction tank.
Preferably, a sludge concentration detector is fixedly arranged on one side of the front surface of the reaction tank, and a pH detector is fixedly arranged on the other side of the front surface of the reaction tank.
The utility model has the technical effects and advantages that:
(1) the reaction tank is communicated with the absorption tower through the gas-liquid loop, and the arrangement of the water inlet pipe and the shower head in the absorption tower is matched, so that the hydrochloric acid volatilized in the reaction tank enters the absorption tower, is atomized and sprayed to be dissolved in water, and then flows back to the reaction tank along with the sprayed water for use, thereby saving energy, fully reacting and utilizing, recycling the raw materials and reducing pollution;
(2) the utility model utilizes the shower head consisting of the connector head, the plurality of spray pipes and the plurality of atomizing nozzles, can increase the range of spraying water mist and increase the contact area between gas and water mist, thereby improving the dissolving effect of hydrochloric acid in the gas and the absorption effect of gaseous hydrochloric acid.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a side sectional structural schematic view of the present invention.
Fig. 3 is a schematic view of the structure of the shower head of the present invention.
In the figure: 1. a reaction tank; 2. an absorption tower; 3. an air duct; 4. a catheter; 5. a water inlet pipe; 6. a shower head; 61. connecting the pipe heads; 62. a shower pipe; 63. an atomizing spray head; 7. an exhaust pipe; 8. an exhaust valve; 9. an acid mist detector; 10. a cooling system; 11. a proportioner; 12. a sludge concentration detector; 13. an aerator; 14. PH detector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides an aluminum-containing sludge acid mist absorption device as shown in figures 1-3, which comprises a reaction tank 1 and an absorption tower 2, wherein a gas-liquid loop is arranged between the reaction tank 1 and the absorption tower 2, the reaction tank 1 and the absorption tower 2 are mutually communicated through the gas-liquid loop, so that hydrochloric acid volatilized in the reaction tank 1 due to temperature rise can enter the absorption tower 2 for washing, the volatilized hydrochloric acid is cooled again and dissolved in water and then flows back to the reaction tank 1 for use, the waste of resources caused by the volatilization of the hydrochloric acid is avoided, meanwhile, the atmospheric environment is prevented from being polluted due to the volatilization of the hydrochloric acid, the full utilization of raw materials is achieved, the energy is saved, the environment is protected, a water inlet pipe 5 is fixedly inserted into the top of the absorption tower 2, a shower head 6 is fixedly connected to one end of the water inlet pipe 5 and positioned in the inner cavity of the absorption tower 2, water flow is pumped into the cavity of the absorption tower 2 through external pumping equipment, the shower head 6 is used for spraying, the gas which rises in the absorption tower 2 and contains hydrochloric acid is washed, the hydrochloric acid in the gas is dissolved, the top end of the absorption tower 2 is fixedly connected with an exhaust pipe 7 in an inserting mode, an exhaust valve 8 is arranged outside the exhaust pipe 7, and the exhaust pipe 7 and the exhaust valve 8 are matched for use, so that the gas emission in the absorption tower 2 is controlled conveniently;
the shower head 6 comprises a connector 61, the side wall of the connector 61 is fixedly connected with a plurality of spray pipes 62 at intervals in an annular array, the bottom ends of the spray pipes 62 are fixedly provided with a plurality of atomizing nozzles 63, the spray pipes 62, the connector 61 and the water inlet pipe 5 are communicated with each other, water flow in the water inlet pipe 5 enters the connector 61 and then enters the spray pipes 62 which are arranged in an annular shape, and finally is atomized and sprayed out from the atomizing nozzles 63, so that the spraying range is enlarged, the contact area with gas is enlarged, and the dissolving effect of hydrochloric acid in the gas is improved;
the gas-liquid loop comprises a gas-liquid tube 3 and a liquid guide tube 4, the gas-liquid tube 3 is positioned above the liquid guide tube 4, two ends of the gas-liquid tube 3 are fixedly and alternately communicated with the top end of the reaction tank 1 and the middle part of the absorption tower 2 respectively, two ends of the liquid guide tube 4 are fixedly communicated with the inner cavities of the reaction tank 1 and the absorption tower 2 respectively, and a valve can be arranged outside the liquid guide tube 4 so as to control liquid in the absorption tower 2 to flow into the reaction tank 1;
the bottom of the absorption tower 2 is provided with a cooling system 10, the cooling system 10 can cool the inside of the absorption tower 2 through a heat exchanger set or a condenser, and the like, in order to continuously cool the inside of the absorption tower 2, so that the gas entering the absorption tower 2 can be cooled and liquefied, and the recovery effect of the volatile hydrochloric acid is improved, the top of the absorption tower 2 is fixedly provided with an acid mist detector 9, the acid mist detector 9 is used for detecting the content of the hydrochloric acid in the absorption tower 2, the spraying amount of the cooling system 10 and the shower head 6 can be conveniently adjusted according to the content of the hydrochloric acid mist, the top end of the reaction tank 1 is provided with a proportioner 11, the other side of the front surface of the reaction tank 1 is fixedly provided with a PH detector 14, the proportioner 11 can detect the content of the hydrochloric acid in the reaction tank 1 by combining with the PH detector 14, and simultaneously proportion the content of the added hydrochloric acid according to the detection result, so as to improve the quality of the treatment of the aluminum-containing sludge, an aerator 13 is fixedly arranged on one side of the reaction tank 1, the aerator 13 is arranged to increase the oxygen content of the reaction tank 1 so as to keep the reaction efficiency and quality of the reaction tank 1, and a sludge concentration detector 12 is fixedly arranged on one side of the front surface of the reaction tank 1 to monitor the residual amount of the sludge.
The working principle of the utility model is as follows: the aluminum-containing sludge in the reaction tank 1 reacts with hydrochloric acid to generate heat, the hydrochloric acid is heated and then volatilizes into gas, the gas enters the inner cavity of the absorption tower 2 from the gas guide pipe 3 and rises upwards in the inner cavity of the absorption tower 2, meanwhile, external water flow enters the shower head 6 from the water inlet pipe 5 through a water pump and the like, the water flow is atomized downwards and sprayed out by using the connector head 61, the spraying pipe 62 and the atomizing nozzle 63 in the shower head 6 and is contacted with the rising gas, hydrochloric acid contained in the gas is dissolved in water, and then falls to the bottom of the inner cavity of the absorption tower 2 along with the water flow, and finally returns to the reaction tank 1 along the liquid guide pipe 4 to react with the aluminum-containing sludge again, so that the volatilized hydrochloric acid is recycled, the environment pollution caused by the emission of the hydrochloric acid into the atmosphere is avoided, the hydrochloric acid raw materials are fully reacted, and the raw materials are saved.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.
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 appended claims and their equivalents.

Claims (6)

1. An aluminum-containing sludge acid mist absorption device comprises a reaction tank (1) and an absorption tower (2), and is characterized in that a gas-liquid loop is arranged between the reaction tank (1) and the absorption tower (2), a water inlet pipe (5) is fixedly inserted into the top of the absorption tower (2), and a shower head (6) is fixedly connected to one end of the water inlet pipe (5) and is positioned in the inner cavity of the absorption tower (2);
shower head (6) are including connecting tube head (61), the lateral wall of connecting tube head (61) is a plurality of shower (62) of annular array interval fixedly connected with, and is a plurality of the bottom of shower (62) is all fixed and is provided with a plurality of atomizer (63), just atomizer (63), shower (62), connecting tube head (61) and inlet tube (5) communicate each other.
2. The aluminum-containing sludge acid mist absorption device as claimed in claim 1, wherein a cooling system (10) is arranged at the bottom of the absorption tower (2), and an acid mist detector (9) is fixedly arranged at the top of the absorption tower (2).
3. The aluminum-containing sludge acid mist absorption device as claimed in claim 1, wherein an exhaust pipe (7) is fixedly inserted and connected to the top end of the absorption tower (2), and an exhaust valve (8) is arranged outside the exhaust pipe (7).
4. The aluminum-containing sludge acid mist absorption device according to claim 1, wherein the gas-liquid loop comprises a gas guide pipe (3) and a liquid guide pipe (4), the gas guide pipe (3) is positioned above the liquid guide pipe (4), two ends of the gas guide pipe (3) are respectively and fixedly communicated with the top end of the reaction tank (1) and the middle part of the absorption tower (2) in an inserting manner, and two ends of the liquid guide pipe (4) are respectively and fixedly communicated with the inner cavities of the reaction tank (1) and the absorption tower (2).
5. The aluminum-containing sludge acid mist absorption device as claimed in claim 1, wherein a proportioner (11) is arranged at the top end of the reaction tank (1), and an aerator (13) is fixedly arranged at one side of the reaction tank (1).
6. The aluminum-containing sludge acid mist absorption device as claimed in claim 1, wherein a sludge concentration detector (12) is fixedly arranged on one side of the front surface of the reaction tank (1), and a pH detector (14) is fixedly arranged on the other side of the front surface of the reaction tank (1).
CN202122360675.5U 2021-09-28 2021-09-28 Aluminiferous sludge acid mist absorbing device Active CN216024054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122360675.5U CN216024054U (en) 2021-09-28 2021-09-28 Aluminiferous sludge acid mist absorbing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122360675.5U CN216024054U (en) 2021-09-28 2021-09-28 Aluminiferous sludge acid mist absorbing device

Publications (1)

Publication Number Publication Date
CN216024054U true CN216024054U (en) 2022-03-15

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ID=80547301

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122360675.5U Active CN216024054U (en) 2021-09-28 2021-09-28 Aluminiferous sludge acid mist absorbing device

Country Status (1)

Country Link
CN (1) CN216024054U (en)

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