CN219128834U

CN219128834U - Acid waste gas treatment device

Info

Publication number: CN219128834U
Application number: CN202223560254.8U
Authority: CN
Inventors: 赵兰荣; 张梦茹; 蒋慧婷; 张倩; 江珊珊; 吴添添; 叶敏; 孙戈
Original assignee: Anhui Xianrun Environmental Engineering Co ltd
Current assignee: Anhui Xianrun Environmental Engineering Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-06
Anticipated expiration: 2032-12-30

Abstract

The utility model belongs to the technical field of acid waste gas treatment, and particularly relates to an acid waste gas treatment device which comprises a treatment tank, a water pump, a spraying mechanism, an annular pipe and a plurality of lower branch pipes, wherein a spherical screen plate is fixedly arranged on the inner wall of the top of the treatment tank, a feed pipe and a discharge pipe are fixedly arranged on the treatment tank, the feed pipe and the discharge pipe are communicated with a space above the spherical screen plate, a feed pipe, an air inlet pipe, an air outlet pipe, an air return pipe and two air intake pipes are fixedly arranged on the treatment tank, the air inlet pipe and the air return pipe are respectively fixedly arranged on the side wall of the treatment tank, and one ends, close to each other, of the air inlet pipe and the air return pipe are communicated with the annular pipe. The utility model has reasonable design and simple operation, is convenient for replacing the filler, can treat the acid gas in a multiprocessing mode, effectively improves the efficiency and effect of treatment, and can treat the waste gas which does not meet the emission standard after treatment.

Description

Acid waste gas treatment device

Technical Field

The utility model relates to the technical field of acid waste gas treatment, in particular to an acid waste gas treatment device.

Background

Exhaust gas refers to toxic and harmful gases discharged by human beings in the production and living processes. Along with the increasing serious environmental problems, the waste gas generated in industrial production is more and more valued, the acid mist and acid gas in the air of a workplace are diffused due to the discharge of the acid waste gas, the acid in the atmosphere is not only settled after the acid waste gas is discharged into the atmosphere, but also the health of residents around a crisis factory building is critical, the acid gas is required to be treated and then discharged, and the traditional acid waste gas is treated by using a solid treating agent after being neutralized by an alkaline treating liquid and then discharged.

Through the search, the prior patent of the patent publication No. CN 212575967U discloses an acid waste gas treatment device, which solves the problems of poor absorption effect, huge absorption liquid consumption, lower waste gas treatment efficiency and the like of an absorption tower of the acid waste gas treatment device by arranging a first filler section, a second filler section, a cooler, a circulating pipe and a circulating pump. According to researches, the prior patent is inconvenient to replace the filler, and when the acid gas treated by a single treatment does not meet the national emission standard, the acid gas treatment device does not have the function of recycling and reprocessing, and the condition that the acid gas treatment is not thorough easily occurs, so the utility model provides an acid waste gas treatment device for solving the problems.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides an acid waste gas treatment device.

The technical aim of the utility model is realized by the following technical scheme: an acid waste gas treatment device comprises a treatment tank, a water pump, a spraying mechanism, an annular pipe and a plurality of lower branch pipes;

the device comprises a treatment tank, a spherical screen plate, a feeding pipe, a discharging pipe, an exhaust pipe, two water intake pipes, an exhaust pipe, an annular pipe, a control valve, an exhaust pipe and an exhaust pipe, wherein the spherical screen plate is fixedly arranged on the inner wall of the top of the treatment tank;

the inner wall of the treatment tank is fixedly provided with a strip-shaped plate, the water pump is fixedly arranged on the strip-shaped plate, two water intake pipes are communicated with the water inlet of the water pump, the water outlet of the water pump is connected with a conveying pipe, and the spraying mechanism is arranged on the conveying pipe.

Preferably, the spraying mechanism comprises a circular box supporting bar, a supporting shaft, impellers, a plurality of upper branch pipes and a plurality of upper nozzles, the bottom end of the conveying pipe is sealed and rotated to be provided with a circular box, the supporting bar is fixedly arranged on the inner wall of the circular box, the supporting shaft is fixedly arranged on the supporting bar, the top end of the supporting shaft extends into the conveying pipe and is fixedly sleeved with the impellers, the outer side face of the circular box is fixedly provided with the plurality of upper branch pipes, the plurality of upper branch pipes are radially arranged based on the circular box, the plurality of upper branch pipes are fixedly provided with the plurality of upper nozzles, and the plurality of upper nozzles are downwards arranged.

Preferably, the strip-shaped plate is fixedly provided with a fixing ring, the bottom side of the fixing ring is fixedly provided with a guide ring, the outer side of the circular box is provided with an annular groove, and the guide ring is movably contacted with the inner wall of the annular groove.

Preferably, the top side fixed mounting of strip shaped plate has the protective housing, and the water pump is located the protective housing, and the top side of protective housing is the sphere setting.

Preferably, the outside fixed mounting of treatment jar has the backup pad, muffler, blast pipe and the intake pipe that is located the right side all with backup pad fixed connection.

Preferably, a strip-shaped opening is formed in the treatment tank, and a glass strip is fixedly arranged in the strip-shaped opening in a sealing manner.

Preferably, a circular plate is fixedly arranged on the inner wall of the bottom of the treatment tank, a spherical groove is formed in the top side of the circular plate, and the top end of the blanking pipe extends into the spherical groove.

The beneficial effects of the utility model are as follows: according to the utility model, acid gas can be uniformly dispersed into alkaline treatment liquid in the treatment tank under the action of the annular pipe, the plurality of lower branch pipes and the plurality of lower nozzles, so that the treatment efficiency can be improved, meanwhile, acid gas floating above the alkaline treatment liquid can be sprayed under the cooperation of the water pump and the spraying mechanism, then the acid gas is subjected to retreatment operation through the filler arranged above the spherical screen plate, so that the acid gas can be subjected to repeated treatment operation, the treated acid gas is discharged through the air outlet pipe and the air outlet pipe, the discharged gas is subjected to sampling inspection by a worker, when the sampling inspection is failed, the control valve on the air outlet pipe is closed, the control valve on the air return pipe is opened, the retreatment operation on the acid gas can be realized under the cooperation of the air exhauster, so that the acid gas treatment effect can be ensured, and the filler in the space above the spherical screen plate is conveniently replaced through the arranged discharge pipe and the feed pipe.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an acid waste gas treatment device according to the present utility model;

FIG. 2 is a schematic cross-sectional view of an acid exhaust gas treatment device according to the present utility model;

FIG. 3 is a schematic diagram of the structure of the portion A of the acid waste gas treatment device according to the present utility model;

fig. 4 is a schematic structural view of the annular pipe, the lower branch pipe, the lower nozzle, the air inlet pipe and the air return pipe according to the present utility model.

In the figure: 1. a treatment tank; 11. discharging pipes; 12. an air inlet pipe; 13. an annular tube; 14. a lower branch pipe; 15. a lower nozzle; 16. an air outlet pipe; 161. an exhaust fan; 17. an air return pipe; 18. a support plate; 19. an exhaust pipe; 2. spherical screen plate; 21. a feed pipe; 22. a discharge pipe; 3. a strip-shaped plate; 31. a water pump; 32. a water intake pipe; 33. a delivery tube; 34. a circular box; 341. a support bar; 342. a support shaft; 343. an impeller; 35. an upper branch pipe; 36. an upper nozzle; 37. a fixing ring; 38. a guide ring.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Referring to FIGS. 1 to 4, an acid waste gas treatment apparatus comprises a treatment tank 1, a water pump 31, an annular pipe 13 and a plurality of lower branch pipes 14, wherein a spherical screen plate 2 is fixedly installed on the inner wall of the top of the treatment tank 1, a feed pipe 21 and a discharge pipe 22 are fixedly installed on the treatment tank 1, both the feed pipe 21 and the discharge pipe 22 are communicated with a space above the spherical screen plate 2, filling is conveniently carried out in the space above the spherical screen plate 2, simultaneously, filling is conveniently replaced, a blanking pipe 11, an air inlet pipe 12, an air outlet pipe 16, an air return pipe 17 and two water intake pipes 32 are fixedly installed on the treatment tank 1, the air inlet pipe 12 and the air return pipe 17 are respectively fixedly installed on the side wall of the treatment tank 1, one ends of the air inlet pipe 12 and the air return pipe 17, which are close to each other, are communicated with the annular pipe 13, a plurality of lower branch pipes 14 are fixedly installed with lower nozzles 15, the discharging pipe 11 and the air outlet pipe 16 are respectively and fixedly arranged at the bottom and the top of the treatment tank 1, the air outlet pipe 16 is communicated with the air return pipe 17, the air outlet pipe 16 is fixedly provided with an exhaust fan 161 and an exhaust pipe 19, the exhaust pipe 19 and the air return pipe 17 are respectively and fixedly provided with control valves for controlling the flow direction of the treated acid gas, so that the acid gas which does not meet the discharge standard after treatment can be introduced into the treatment tank 1 again for treatment operation according to the requirement, the inner wall of the treatment tank 1 is fixedly provided with a strip-shaped plate 3, a water pump 31 is fixedly arranged on the strip-shaped plate 3, two water intake pipes 32 are communicated with the water inlet of the water pump 31, the water outlet of the water pump 31 is connected with a conveying pipe 33, the bottom end of the conveying pipe 33 is hermetically and rotatably provided with a circular box 34, the inner wall of the circular box 34 is fixedly provided with a supporting bar 341, the supporting shaft 342 is fixedly arranged on the supporting bar 341, the top of back shaft 342 extends to in the conveyer pipe 33 and fixed cover is equipped with impeller 343, and the lateral surface fixed mounting of circular case 34 has a plurality of upper branch pipes 35, and a plurality of upper branch pipes 35 are radial setting based on circular case 34 as the center, and a plurality of upper nozzles 36 of equal fixed mounting on a plurality of upper branch pipes 35, a plurality of upper nozzles 36 all set up downwards, can make circular case 34 rotate when water pump 31 sends water downwards through conveyer pipe 33 to can carry out rotatory spraying operation, and then can carry out further treatment operation to the acid waste gas that does not handle.

In this embodiment, fixed ring 37 is fixed on strip plate 3, guide ring 38 is fixed on the bottom side of fixed ring 37, annular groove is opened on the outside of circular box 34, guide ring 38 and the inner wall movable contact of annular groove can provide the support to circular box 34 to can make it keep better stability when rotating.

In this embodiment, the top side fixed mounting of strip shaped plate 3 has the protective housing, and water pump 31 is located the protective housing, and the top side of protective housing is the sphere setting, can provide the protection to water pump 31, can avoid appearing ponding phenomenon on the protective housing simultaneously, and the outside fixed mounting of treatment tank 1 has backup pad 18, muffler 17, blast pipe 19 and the intake pipe 32 that is located the right side all with backup pad 18 fixed connection, can provide stable support for muffler 17, blast pipe 19 and the intake pipe 32 that is located the right side.

In this embodiment, fixed mounting has the circular plate on the bottom inner wall of treatment jar 1, and spherical recess has been seted up to the top side of circular plate, and in the top of unloading pipe 11 extends to spherical recess, is convenient for carry out the water conservancy diversion to solution and the precipitate in the treatment jar 1, has seted up the bar mouth on the treatment jar 1, and sealed fixed mounting has the glass strip in the bar mouth, is convenient for observe the volume of the interior alkaline treatment liquid of treatment jar 1.

Working principle: when in use, firstly, a power supply is switched on, a proper amount of alkaline treatment liquid is injected into the treatment tank 1, the liquid level of the alkaline treatment liquid is positioned at a proper distance above the water inlet of the water intake pipe 32, filler (solid treatment agent) is filled into the space above the spherical screen 2 through the feed pipe 21, acid waste gas to be treated is introduced from the air intake pipe 12, the control valve on the air return pipe 17 is firstly closed, the water pump 31 and the exhaust fan 161 are started, the acid gas enters the lower branch pipe 14 through the annular pipe 13 and is uniformly distributed in the alkaline treatment liquid under the action of the plurality of lower nozzles 15, so that acid-base neutralization reaction is carried out between the acid gas and the alkaline treatment liquid, the treated acid gas floats above the alkaline treatment liquid, the acid gas is extracted from the treatment tank 1 through the two water intake pipes 32 under the action of the water pump 31 and is conveyed into the circular box 34 through the conveying pipe 33, the circular box 34 can be controlled to drive the plurality of upper struts to rotate under the cooperation of the impeller 343, the supporting shaft 342 and the supporting bars 341, so that the rotary spraying operation can be realized under the action of the plurality of upper nozzles 36, the acid gas floating above the alkaline treatment liquid can be treated again, the sprayed acid gas is treated again through the filler above the spherical screen plate 2 and then is conveyed to the position of the exhaust pipe 19 through the air outlet pipe 16, the gas exhausted by the exhaust pipe 19 is detected by an operator, the gas can be directly exhausted after the detection result meets the national exhaust standard, if the detection result does not meet the requirement, the control valve on the exhaust pipe 19 is closed, the control valve on the air return pipe 17 is opened, the treated acid gas enters the treatment tank 1 again for treatment operation, and when the filler needs to be replaced, it is discharged through the discharge pipe 22 and a new filler is filled into the space above the spherical screen plate 2 through the feed pipe 21.

The above description is made in detail of an acid exhaust gas treatment device provided by the present utility model. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. An acid waste gas treatment device is characterized by comprising a treatment tank (1), a water pump (31), a spraying mechanism, an annular pipe (13) and a plurality of lower branch pipes (14);

the device comprises a treatment tank (1), wherein a spherical screen plate (2) is fixedly arranged on the inner wall of the top of the treatment tank (1), a feeding pipe (21) and a discharging pipe (22) are fixedly arranged on the treatment tank (1), the feeding pipe (21) and the discharging pipe (22) are communicated with a space above the spherical screen plate (2), a discharging pipe (11), an air inlet pipe (12), an air outlet pipe (16), an air return pipe (17) and two air intake pipes (32) are fixedly arranged on the treatment tank (1), the air inlet pipe (12) and the air return pipe (17) are respectively and fixedly arranged on the side wall of the treatment tank (1), one ends, close to each other, of the air inlet pipe (12) and the air return pipe (17) are communicated with an annular pipe (13), a plurality of lower branch pipes (14) are communicated with the annular pipe (13), a plurality of lower nozzles (15) are fixedly arranged on the lower branch pipes (14), the lower pipe (11) and the air outlet pipe (16) are respectively and fixedly arranged at the bottom and the top of the treatment tank (1), the air outlet pipe (16) are communicated with the air return pipe (17), and an exhaust pipe (19) are fixedly arranged on the exhaust pipe (19);

the treatment tank is characterized in that a strip-shaped plate (3) is fixedly mounted on the inner wall of the treatment tank (1), the water pump (31) is fixedly mounted on the strip-shaped plate (3), two water intake pipes (32) are communicated with the water inlet of the water pump (31), the water outlet of the water pump (31) is connected with a conveying pipe (33), and the spraying mechanism is arranged on the conveying pipe (33).

2. An acid exhaust gas treatment device according to claim 1, characterized in that: the spraying mechanism comprises a round box (34) supporting bar (341), a supporting shaft (342), an impeller (343), a plurality of upper branch pipes (35) and a plurality of upper nozzles (36), wherein the round box (34) is installed by sealing rotation of the bottom end of a conveying pipe (33), the supporting bar (341) is fixedly installed on the inner wall of the round box (34), the supporting shaft (342) is fixedly installed on the supporting bar (341), the top end of the supporting shaft (342) extends into the conveying pipe (33) and is fixedly sleeved with the impeller (343), the outer side face of the round box (34) is fixedly provided with the plurality of upper branch pipes (35), the plurality of upper branch pipes (35) are radially arranged based on the round box (34) in the center, the plurality of upper nozzles (36) are fixedly installed on the plurality of upper branch pipes (35), and the plurality of upper nozzles (36) are downwards arranged.

3. An acid exhaust gas treatment device according to claim 2, characterized in that: a fixed ring (37) is fixedly arranged on the strip-shaped plate (3), a guide ring (38) is fixedly arranged on the bottom side of the fixed ring (37), an annular groove is formed in the outer side of the circular box (34), and the guide ring (38) is in movable contact with the inner wall of the annular groove.

4. An acid exhaust gas treatment device according to claim 1, characterized in that: the top side fixed mounting of strip shaped plate (3) has the protective housing, and water pump (31) are located the protective housing, and the top side of protective housing is the sphere setting.

5. An acid exhaust gas treatment device according to claim 1, characterized in that: the outside of treatment jar (1) fixed mounting has backup pad (18), muffler (17), blast pipe (19) and be located intake pipe (32) of right side and backup pad (18) fixed connection.

6. An acid exhaust gas treatment device according to claim 1, characterized in that: the processing tank (1) is provided with a strip-shaped opening, and a glass strip is fixedly arranged in the strip-shaped opening in a sealing manner.

7. An acid exhaust gas treatment device according to claim 1, characterized in that: the bottom inner wall of the treatment tank (1) is fixedly provided with a circular plate, the top side of the circular plate is provided with a spherical groove, and the top end of the blanking pipe (11) extends into the spherical groove.