Acid mist absorbing and purifying tower

Abstract

The utility model relates to the technical field of environmental protection equipment production, in particular to an acid mist absorbing and purifying tower which comprises a bottom plate, supporting footstands are fixedly connected to the four corners of the lower end of the bottom plate, a purifying tower body is fixedly connected to the left portion of the upper end of the bottom plate, and an air inlet pipe is arranged on the lower portion of the left side of the outer surface of the purifying tower body. A top block is fixedly connected to the upper end of the bottom plate, an atomizer is fixedly connected to the lower end of the top block, an air outlet pipe is fixedly connected to the upper end of the top block, a water conveying assembly is fixedly connected to the right portion of the upper end of the bottom plate, and a filtering assembly is fixedly connected to the inner surface of the bottom plate. According to the acid mist absorbing and purifying tower, the filtering assembly plays a key role in the purifying process, the filtering problem of a traditional purifying tower is effectively solved, the ultrafiltration membrane fixed to the upper end of the filtering plate can accurately intercept tiny particles and impurities in acid mist due to the specific aperture, and compared with the traditional purifying tower, the filtering assembly is not prone to being blocked, and the service life of the acid mist absorbing and purifying tower is prolonged. The maintenance cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to environmental protection equipment technical field, especially a kind of acid mist absorption purification tower. BACKGROUND

[0002] In numerous industrial production activities, such as chemical industry, electroplating, metallurgy and so on, a large amount of acid mist waste gas will be generated, the acid mist not only has irritating smell, but also causes serious harm to human health and ecological environment, long-term exposure in acid mist environment can damage human respiratory tract, skin and other organs, and cause various diseases, at the same time, acid mist can corrode buildings and equipment, cause material aging and shorten service life. In addition, the acidic substances in acid mist can be deposited with atmosphere, causing soil and water acidification and destroying ecological balance.

[0003] Traditional acid mist treatment equipment has many drawbacks. Some simple purification devices only rely on single adsorption or spraying method, and the purification efficiency is low, which is difficult to meet the increasingly strict environmental protection standards. In the filtration link, the filter material of some purification towers is easy to block, frequent replacement is required, the maintenance cost is high, and different particle sizes of pollutants and various acidic gas components in acid mist are difficult to be removed comprehensively and efficiently. With the continuous improvement of environmental protection requirements, it is urgent to develop an acid mist absorption purification tower which is efficient, stable and easy to maintain. CONTENT OF THE UTILITY MODEL

[0004] The main purpose of the utility model is to provide an acid mist absorption purification tower, which can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0006] An acid mist absorption purification tower comprises a bottom plate, support foot bases are fixedly connected to the lower end of the four corners of the bottom plate, a purification tower body is fixedly connected to the upper end of the left part of the bottom plate, an air inlet pipe is arranged on the outer surface of the left lower part of the purification tower body, a top block is fixedly connected to the upper end of the bottom plate, a atomizer is fixedly connected to the lower end of the top block, an air outlet pipe is fixedly connected to the upper end of the top block, a water delivery assembly is fixedly connected to the right part of the upper end of the bottom plate, and a filter assembly is fixedly connected to the inner surface of the bottom plate.

[0007] Preferably, the filter assembly comprises a filter plate, a partition plate, a drain pipe and a U-shaped connecting pipe, an ultrafiltration membrane is fixedly connected to the upper end of the filter plate, a second valve is fixedly installed on the outer surface of the drain pipe, the outer surface of the filter plate is fixedly connected to the lower part of the inner surface of the purification tower body, the outer surface of the partition plate is fixedly connected to the middle part of the inner surface of the purification tower body, the drain pipe is fixedly connected to the outer surface of the right side of the purification tower body, and the two ends of the U-shaped connecting pipe are fixedly connected to the outer surface of the left side of the purification tower body.

[0008] Preferably, the drain pipe and the penetration of the purification tower body are connected by welding process.

[0009] By adopting the above technical scheme: the drain pipe and the penetration of the purification tower body are connected by welding process, which can ensure tight connection and prevent liquid leakage. The welding part can also be subjected to corrosion prevention treatment to enhance durability and stability of the excess moisture generated by purification, thereby ensuring stable operation of the purification tower.

[0010] Preferably, the left end of the second valve is fixedly connected to the right side of the outer surface of the purification tower body.

[0011] By adopting the above technical scheme: the left end of the second valve is fixedly connected to the right side of the outer surface of the purification tower body, the installation position is accurate, which is convenient for operation and maintenance, can timely control the drainage of the drain pipe, ensure the timely drainage of the excess moisture above the baffle, maintain the stable liquid level in the purification tower, and ensure the continuous and efficient purification work.

[0012] Preferably, one end of the U-shaped connecting pipe penetrates the purification tower body and extends above the ultrafiltration membrane, and the other end penetrates the purification tower body and extends above the baffle.

[0013] By adopting the above technical scheme: the special arrangement of the U-shaped connecting pipe can convey the acid mist above the ultrafiltration membrane, which has been preliminarily filtered, to the baffle above for subsequent spray purification. The gas pressure in the tower is balanced, the acid mist flows in an orderly manner, and the continuity of the purification process and the purification effect are improved.

[0014] Preferably, the water delivery assembly comprises a water storage tank, a water injection pipe is fixedly connected to the rear upper end of the water storage tank, a water pump is fixedly connected to the middle upper end of the water storage tank, a suction pipe is fixedly installed at the lower end of the water pump, a delivery pipe is fixedly installed at the upper end of the water pump, a first valve is fixedly installed on the outer surface of the delivery pipe, a first conveying pipe is fixedly connected to the end of the delivery pipe away from the water pump, a support rod is fixedly connected to the lower end of the first conveying pipe, a connecting frame is fixedly connected to the lower end of the support rod, a spray assembly is fixedly connected to the left side of the outer surface of the first conveying pipe, and the lower end of the water storage tank is fixedly connected to the right part of the upper end of the bottom plate.

[0015] By adopting the above technical scheme: the design of the water delivery assembly is extremely ingenious. The water storage tank can store a large amount of liquid for purification, and the water injection pipe is convenient for supplementing the liquid. The water pump is matched with various pipes, which can accurately and stably deliver water to the spray assembly, provide sufficient purification medium for acid mist purification, and ensure efficient and continuous purification work.

[0016] Preferably, the suction pipe penetrates the upper end of the water storage tank and extends to the lower inner wall surface of the water storage tank.

[0017] By adopting the technical scheme, the pipe is extended to the inner wall surface below the water storage tank, liquid at the bottom can be fully extracted, and residue can be avoided, liquid supply can be ensured during the purification process, the water delivery assembly can be stably operated, and the spray assembly can continuously and efficiently purify acid mist.

[0018] Preferably, the left end of the connecting frame is fixedly connected with the right side of the outer surface of the purification tower body, and the upper end of the first conveying pipe is fixedly connected with the upper inner wall surface of the connecting frame.

[0019] By adopting the technical scheme, the connecting frame is stably connected with the purification tower body and the first conveying pipe, the water delivery path can be stabilized, the first conveying pipe can not shake when conveying liquid, liquid can be continuously and accurately supplied to the spray assembly, and efficient acid mist purification is facilitated.

[0020] Preferably, the spray assembly comprises a second conveying pipe, a water storage ring block is fixedly connected in sequence on the left side of the outer surface of the second conveying pipe through the connecting frame and the purification tower body, a plurality of atomizing nozzles are arranged on the inner surface of the water storage ring block, and the right side of the outer surface of the second conveying pipe is fixedly connected with the left side of the outer surface of the first conveying pipe.

[0021] By adopting the technical scheme, the spray assembly has a compact and reasonable structure, the second conveying pipe is connected smoothly, liquid can be efficiently guided into the water storage ring block, the atomizing nozzles arranged in a ring array can fully atomize liquid, liquid can be in large-area contact with acid mist, the purification efficiency can be greatly improved, and the acid mist purification effect can be guaranteed.

[0022] Preferably, the plurality of atomizing nozzles are arranged in a ring array around the center of the water storage ring block.

[0023] By adopting the technical scheme, the plurality of atomizing nozzles are arranged in a ring array around the center of the water storage ring block, liquid can be atomized and sprayed in all directions without dead angles, acid mist can be fully contacted with atomized liquid, the purification efficiency can be significantly improved, and different particle size pollutants and acid gases can be effectively removed.

[0024] Compared with the prior art, the acid mist purification tower has the following beneficial effects:

[0025] 1、In the acid mist purification tower, the filter assembly plays a key role in the purification process, effectively solves the filtering problem of the traditional purification tower, the ultrafiltration membrane fixed on the upper end of the filter plate can accurately intercept small particles and impurities in the acid mist, realizes efficient filtration, the filter plate is fixedly connected with the purification tower body, leakage is avoided, the filtering effect is improved, compared with the traditional purification tower, the filter assembly is not easy to block, the filter material does not need to be frequently replaced, the maintenance cost is reduced, pollutants in the acid mist can be comprehensively and efficiently removed, and complex acid mist components can be better handled.

[0026] 2、The utility model discloses, water delivery assembly and spray assembly cooperate, improve purification efficiency significantly, in water delivery assembly, water storage tank is matched with water pump, can steady extraction and transport liquid, liquid is sent to spray assembly through first delivery pipe, second delivery pipe connects water storage ring block with first delivery pipe, and the atomizing nozzle of annular array distribution in water storage ring block inner surface can fully atomize liquid, compared with traditional single adsorption or spray mode, this device can more comprehensive and acid mist contact, carry out efficient absorption and purification to different particle size pollutants and various acid gas components, satisfy increasingly strict environmental protection standard, simultaneously, the stable connection of each component reduces the maintenance demand because of equipment failure, reduces maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is whole structure schematic diagram of acid mist absorption and purification tower of the utility model;

[0028] Figure 2 It is whole explosion structure schematic diagram of acid mist absorption and purification tower of the utility model;

[0029] Figure 3 It is water delivery assembly connection split structure schematic diagram of acid mist absorption and purification tower of the utility model;

[0030] Figure 4 It is spray assembly connection split structure schematic diagram of acid mist absorption and purification tower of the utility model;

[0031] Figure 5 It is filter assembly connection split structure schematic diagram of acid mist absorption and purification tower of the utility model.

[0032] In the drawing: 1, bottom plate, 2, support foot stand, 3, purification tower body, 4, inlet pipe, 5, top block, 6, atomizer, 7, outlet pipe, 8, water delivery assembly, 9, filter assembly, 81, water storage tank, 82, water filling pipe, 83, water pump, 84, suction pipe, 85, delivery pipe, 86, first valve, 87, connecting frame, 88, support rod, 89, first delivery pipe, 810, spray assembly, 8101, second delivery pipe, 8102, water storage ring block, 8103, atomizing nozzle, 91, filter plate, 92, ultrafiltration membrane, 93, partition, 94, drain pipe, 95, second valve, 96, U-shaped connecting pipe. DETAILED DESCRIPTION

[0033] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0034] In the description of the utility model, it is necessary to explain that, the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0035] In the description of the utility model, it is necessary to explain that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0036] Please refer to Figures 1-5 The utility model provides a technical scheme:

[0037] An acid mist absorption and purification tower, including the bottom plate 1, the lower end four corners of bottom plate 1 are all fixedly connected with support foot 2, the upper end left part of bottom plate 1 is fixedly connected with the purification tower body 3, the outer surface left side lower part of purification tower body 3 is provided with inlet pipe 4, the upper end of bottom plate 1 is fixedly connected with top block 5, the lower end of top block 5 is fixedly connected with atomizer 6, the upper end of top block 5 is fixedly connected with outlet pipe 7, the upper end right part of bottom plate 1 is fixedly connected with water delivery assembly 8, the inner surface of bottom plate 1 is fixedly connected with filter assembly 9.

[0038] In the embodiment, filter assembly 9 includes filter plate 91, partition 93, drain pipe 94 and U-shaped connecting pipe 96, the upper end of filter plate 91 is fixedly connected with ultrafiltration membrane 92, the outer surface of drain pipe 94 is fixedly installed with second valve 95, the outer surface of filter plate 91 is fixedly connected with the lower part of the inner surface of purification tower body 3, the outer surface of partition 93 is fixedly connected with the middle part of the inner surface of purification tower body 3, drain pipe 94 is fixedly connected with the right side of the outer surface of purification tower body 3, both ends of U-shaped connecting pipe 96 are fixedly connected with the left side of the outer surface of purification tower body 3;The penetration of drain pipe 94 and purification tower body 3 is connected using welding process;The left end of second valve 95 is fixedly connected with the right side of the outer surface of purification tower body 3;One end of U-shaped connecting pipe 96 penetrates purification tower body 3 and extends above ultrafiltration membrane 92, and the other end penetrates purification tower body 3 and extends above partition 93.

[0039] Through the above scheme: in the acid mist absorption purification tower, the filter assembly 9 plays an important role, the acid mist enters the purification tower body 3 through the inlet pipe 4, first contacts the filter plate 91, the ultrafiltration membrane 92 fixed on the upper end of the filter plate 91 intercepts the small particles and impurities in the acid mist by virtue of the specific pore size, realizes the preliminary filtration, the baffle 93 is fixed in the middle of the inner surface of the purification tower body 3, plays a blocking role, guides the orderly flow of the acid mist, the filtered acid mist is transmitted through the U-shaped connecting pipe 96, one end of which is inserted from the left side of the purification tower body 3 to the upper part of the ultrafiltration membrane 92, and the other end extends to the upper part of the baffle 93, the excess moisture generated in the purification process accumulates above the baffle 93, when the liquid level reaches a certain level, the second valve 95 fixed on the right side of the outer surface of the purification tower body 3 is opened, and the excess water is discharged through the drain pipe 94 connected with the penetration of the purification tower body 3, so as to maintain the normal operation of the purification tower.

[0040] In this embodiment, the water delivery assembly 8 includes a water storage tank 81, the upper end of the water storage tank 81 is fixedly connected with a water injection pipe 82, the upper end of the water storage tank 81 is fixedly connected with a water pump 83, the lower end of the water pump 83 is fixedly installed with a suction pipe 84, the upper end of the water pump 83 is fixedly installed with a delivery pipe 85, the outer surface of the delivery pipe 85 is fixedly installed with a first valve 86, the end of the delivery pipe 85 away from the water pump 83 is fixedly connected with a first conveying pipe 89, the lower end of the first conveying pipe 89 is fixedly connected with a support rod 88, the lower end of the support rod 88 is fixedly connected with a connecting frame 87, the outer surface of the left side of the first conveying pipe 89 is fixedly connected with a spraying assembly 810, the lower end of the water storage tank 81 is fixedly connected with the upper end of the right part of the bottom plate 1; the suction pipe 84 penetrates the upper end of the water storage tank 81 and extends to the lower inner wall surface of the water storage tank 81; the left end of the connecting frame 87 is fixedly connected with the outer surface of the right side of the purification tower body 3, the upper end of the first conveying pipe 89 is fixedly connected with the upper inner wall surface of the connecting frame 87; the spraying assembly 810 includes a second conveying pipe 8101, a water storage ring block 8102 is fixedly connected to the outer surface of the left side of the second conveying pipe 8101 in sequence through the penetration of the connecting frame 87 and the purification tower body 3, a plurality of atomizing nozzles 8103 are arranged on the inner surface of the water storage ring block 8102, and the outer surface of the right side of the second conveying pipe 8101 is fixedly connected with the outer surface of the left side of the first conveying pipe 89; the plurality of atomizing nozzles 8103 are arranged in a central annular array of the water storage ring block 8102.

[0041] Through the above scheme: in the acid mist absorption purification tower, the water delivery assembly 8 undertakes the key task of conveying liquid, the lower end of the water storage tank 81 is fixed to the right part of the upper end of the bottom plate 1, and the required liquid can be injected through the water injection pipe 82; after the water pump 83 is started, the suction pipe 84 extracts liquid from the bottom of the water storage tank 81, which is conveyed through the conveying pipe 85; the first valve 86 can control the flow of liquid; the liquid reaches the first conveying pipe 89 along the conveying pipe 85; the first conveying pipe 89 is stable by the support rod 88 and the connecting frame 87; the left end of the connecting frame 87 is connected with the right side of the purification tower body 3; after the liquid enters the first conveying pipe 89, it enters the water storage ring block 8102 through the second conveying pipe 8101 connected in series; the inner surface of the water storage ring block 8102 is in the form of annular array distribution of atomizing nozzles 8103; after the liquid is fully atomized, it is sprayed out and fully contacts with the acid mist, realizing efficient absorption and purification, and providing a key purification medium for the whole purification process.

[0042] It should be noted that the utility model is an acid mist absorption purification tower, which is placed in position during use; the support foot 2 at the lower end of the four corners of the bottom plate 1 stably supports the equipment; the water pump 83 in the water delivery assembly 8 is started; the suction pipe 84 extracts liquid from the water storage tank 81; the liquid is sequentially conveyed to the spraying assembly 810 through the conveying pipe 85 and the first conveying pipe 89; at the same time, the atomizer 6 is started, preparing for the subsequent purification process; the acid mist enters the purification tower body 3 through the air inlet pipe 4; first, the acid mist contacts the filter assembly 9; the acid mist passes through the filter plate 91, and the ultrafiltration membrane 92 fixed on the upper end thereof intercepts and filters the small particles and impurities in the acid mist by virtue of a specific pore size; the baffle 93 plays a blocking role and guides the acid mist to flow in an orderly manner; the filtered acid mist is transmitted to the upper side of the baffle 93 through the U-shaped connecting pipe 96; in the spraying assembly 810, the liquid from the water delivery assembly enters the water storage ring block 8102 through the second conveying pipe 8101; the liquid is fully atomized by the annular array distribution of atomizing nozzles 8103 and sprayed out; the atomized liquid fully contacts with the acid mist; different particle size pollutants and various acid gas components are subjected to efficient preliminary absorption and purification; as the purification process advances, excess water accumulates above the baffle 93; when the liquid level reaches a certain level, the second valve 95 is opened, and the water is discharged through the drain pipe 94; the gas preliminarily purified by spraying continues to rise to the top block 5, which is further treated by the atomizer 6, and the residual pollutants and acid gas are subjected to secondary purification; finally, the purified gas is discharged from the purification tower through the air outlet pipe 7, completing the whole acid mist absorption and purification process, and ensuring that the discharged gas meets strict environmental protection standards.

[0043] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An acid mist absorption and purification tower comprising a base plate (1), characterized in that: The lower end of the bottom plate (1) is fixedly connected with a support foot (2), the upper end of the left part of the bottom plate (1) is fixedly connected with a purification tower body (3), the outer surface of the left lower part of the purification tower body (3) is provided with an air inlet pipe (4), the upper end of the bottom plate (1) is fixedly connected with a top block (5), the lower end of the top block (5) is fixedly connected with an atomizer (6), the upper end of the top block (5) is fixedly connected with an air outlet pipe (7), the upper end of the right part of the bottom plate (1) is fixedly connected with a water conveying assembly (8), and the inner surface of the bottom plate (1) is fixedly connected with a filter assembly (9). The filter assembly (9) comprises a filter plate (91), a partition plate (93), a drain pipe (94) and a U-shaped connecting pipe (96), the upper end of the filter plate (91) is fixedly connected with an ultrafiltration membrane (92), the outer surface of the drain pipe (94) is fixedly provided with a second valve (95), the outer surface of the filter plate (91) is fixedly connected with the inner surface of the lower part of the purification tower body (3), the outer surface of the partition plate (93) is fixedly connected with the inner surface of the middle part of the purification tower body (3), the drain pipe (94) is fixedly connected with the outer surface of the right side of the purification tower body (3), and the two ends of the U-shaped connecting pipe (96) are fixedly connected with the outer surface of the left side of the purification tower body (3).

2. An acid mist absorption and purification tower according to claim 1, characterized in that: The penetrating part of the drain pipe (94) and the purification tower body (3) is connected by welding process.

3. An acid mist absorbing and purifying tower according to claim 1, characterized in that: The left end of the second valve (95) is fixedly connected with the outer surface of the right side of the purification tower body (3).

4. An acid mist scrubbing tower as claimed in claim 1, characterized in that: One end of the U-shaped connecting pipe (96) penetrates the purification tower body (3) and extends above the ultrafiltration membrane (92), and the other end penetrates the purification tower body (3) and extends above the partition plate (93).

5. An acid mist scrubbing tower as claimed in claim 1, characterized in that: The water conveying assembly (8) comprises a water storage tank (81), the upper end of the rear part of the water storage tank (81) is fixedly connected with a water injection pipe (82), the upper end of the middle part of the water storage tank (81) is fixedly connected with a water pump (83), the lower end of the water pump (83) is fixedly provided with a suction pipe (84), the upper end of the water pump (83) is fixedly provided with a conveying pipe (85), the outer surface of the conveying pipe (85) is fixedly provided with a first valve (86), the end, away from the water pump (83), of the conveying pipe (85) is fixedly connected with a first conveying pipe (89), the lower end of the first conveying pipe (89) is fixedly connected with a supporting rod (88), the lower end of the supporting rod (88) is fixedly connected with a connecting frame (87), the outer surface of the left side of the first conveying pipe (89) is fixedly connected with a spraying assembly (810), and the lower end of the water storage tank (81) is fixedly connected with the upper end of the right part of the bottom plate (1).

6. An acid mist scrubbing tower according to claim 5, characterized in that: The suction pipe (84) penetrates the upper end of the water storage tank (81) and extends to the lower inner wall surface of the water storage tank (81).

7. An acid mist scrubbing tower according to claim 5, characterized in that: The left end of the connecting frame (87) is fixedly connected with the outer surface of the right side of the purification tower body (3), and the upper end of the first conveying pipe (89) is fixedly connected with the upper inner wall surface of the connecting frame (87).

8. An acid mist scrubbing tower according to claim 5, characterized in that: The spraying assembly (810) comprises a second conveying pipe (8101), and a water storage ring block (8102) is fixedly connected to the outer surface left side of the second conveying pipe (8101) in sequence through a connecting frame (87) and a purification tower body (3), and the inner surface of the water storage ring block (8102) is provided with a plurality of atomizing nozzles (8103); and the outer surface right side of the second conveying pipe (8101) is fixedly connected with the outer surface left side of the first conveying pipe (89).

9. An acid mist scrubbing tower according to claim 8, characterized in that: The plurality of atomizing nozzles (8103) are distributed in a central annular array of the water storage ring block (8102).

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