Circulating water device for gas treatment

Abstract

The utility model particularly relates to the technical field of gas treatment, and discloses a circulating water device for gas treatment, which comprises a base, a filtering tank is fixedly arranged at the top end of the base, a spray tower is fixedly arranged in the middle of the base, a water tank is fixedly arranged on the surface, close to the spray tower, of the base, and an end cover is in threaded connection with the top end of the filtering tank. A communicating pipe is inserted in the middle of the end cover, and a booster pump is fixedly arranged at the top end of the end cover and communicates with the communicating pipe. Through the arrangement of the filtering tank, the spraying tower, the communicating pipe, the booster pump, the second water pump, the bracket and the filtering assembly, the communicating pipe penetrates through the end cover and is inserted into the middle of the first limiting frame, waste water in the spraying tower can be pumped into the first limiting frame by starting the booster pump, and then filtering is achieved through a first filter element; and the filtered wastewater can be pumped into the water tank by starting the water pump II so as to be recycled, so that the gas treatment cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of gas treatment, and particularly relates to a circulating water device for gas treatment. Background Art

[0002] Washing harmful gases with water is a commonly used gas purification method, which is mainly applicable to the treatment of substances such as solvent vapors, acidic gases, and alkaline gases generated in semiconductor production. In gas treatment, the waste gas containing harmful gases is forced to spray through a spray tower or a spray pipe, so that the gas is fully contacted with the spray liquid, and then through a series of water treatment steps such as sedimentation and filtration, and finally the purpose of purifying the waste gas is achieved. The commonly used spray liquids include ammonium carbonate hydroxide solution, sodium hydroxide solution, potassium hydroxide solution, etc.

[0003] During the existing gas treatment process, a large amount of aqueous solution is required. The reaction between the aqueous solution and the gas may not be sufficient, and the discharged aqueous solution after spraying is likely to cause waste of aqueous solution resources, thereby increasing the cost of gas treatment. Content of the Utility Model

[0004] The utility model provides a circulating water device for gas treatment, aiming at solving the problems that a large amount of aqueous solution is required during the existing gas treatment process, the reaction between the aqueous solution and the gas may not be sufficient, and the discharged aqueous solution after spraying is likely to cause waste of aqueous solution resources, thereby increasing the cost of gas treatment.

[0005] The utility model is realized as follows: a circulating water device for gas treatment includes a base. A filter tank is fixedly arranged at the top end of the base. A spray tower is fixedly arranged in the middle of the base. A water tank is fixedly arranged on the surface of the base close to the spray tower. The top end of the filter tank is threadedly connected with an end cover. A communicating pipe is inserted in the middle of the end cover. A booster pump is fixedly arranged at the top end of the end cover and is communicated with the communicating pipe. A water outlet pipe is inserted at the bottom end of the spray tower and is communicated with the booster pump through a pipeline. A water pump II is fixedly arranged on the surface of the base. The two ends of the water pump II are sequentially communicated with the bottom end of the filter tank and the top end of the water tank. A bracket is fixedly arranged on the inner side wall of the filter tank. A filter assembly is arranged at the top end of the bracket. The filter assembly includes a bottom plate placed on the surface of the bracket. A first limiting frame is fixedly arranged in the middle of the bottom plate. A first filter element is sleeved on the outer surface of the first limiting frame.

[0006] Preferably, an air inlet pipe is inserted on the side wall of the spray tower. An air outlet pipe is inserted at the top end of the spray tower. The air inlet pipe and the air outlet pipe are both communicated with the base, which is convenient for gas circulation.

[0007] Preferably, a spray pipe is inserted into the side wall of the spray tower above the intake pipe. One end of the spray pipe penetrates the side wall of the base, and the other end of the spray pipe is communicated with a first water pump through a pipeline. The other end of the first water pump is communicated with a water tank through a pipeline, realizing the spraying of the aqueous solution.

[0008] Preferably, a plurality of through grooves are equidistantly arranged on the side wall of the bottom plate, and the through grooves all penetrate the bottom plate, facilitating the flow of the aqueous solution.

[0009] Preferably, a plurality of second limiting frames are fixedly arranged at the middle position of the bottom plate close to the first limiting frame, and a second filter element is sleeved on the outer surface of the second limiting frame, improving the filtering quality of the aqueous solution.

[0010] Preferably, a clamping groove is arranged on the side wall of the first limiting frame, and a clamping block is clamped inside the clamping groove. The clamping block is made of rubber, improving the sealing performance of the contact between the first limiting frame and the filter tank.

[0011] Compared with the prior art, the embodiments of the present application mainly have the following beneficial effects:

[0012] Firstly, by providing a filter tank, a spray tower, a connecting pipe, a booster pump, a second water pump, a bracket and a filtering component, the penetrating end of the connecting pipe is inserted into the middle of the first limiting frame. Starting the booster pump can pump the waste water inside the spray tower into the inside of the first limiting frame, and then filter it through the first filter element. Starting the second water pump can pump the filtered waste water into the inside of the water tank for recycling, reducing the cost of gas treatment; Secondly, by providing a clamping groove and a clamping block, the clamping block made of rubber is clamped on the side wall of the first limiting frame, which can improve the sealing performance of the contact between the first limiting frame and the filter tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front three-dimensional structural schematic diagram of the present utility model.

[0014] Figure 2 It is a sectional structural schematic diagram of the filter tank of the present utility model.

[0015] Figure 3 It is a front sectional structural schematic diagram of the filtering component of the present utility model.

[0016] Figure 4 It is a top sectional structural schematic diagram of the filtering component of the present utility model.

[0017] The reference numerals are as follows: 1, base; 2, filter tank; 3, spray tower; 4, end cap; 5, connecting pipe; 6, booster pump; 7, spray pipe; 8, first water pump; 9, water tank; 10, water outlet pipe; 11, air inlet pipe; 12, second water pump; 13, bracket; 14, filter assembly; 1401, bottom plate; 1402, first limiting frame; 1403, first filter element; 1404, second limiting frame; 1405, second filter element; 1406, clamping groove; 1407, clamping block; 1408, through groove; 15, air outlet pipe. Detailed implementation manners

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this application belongs; the terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the specification and claims of this application or the above drawings are used to distinguish different objects and not to describe a specific order.

[0019] Reference to "embodiment" herein means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of this application. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive with other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments.

[0020] Please refer to Figures 1-4, the embodiments provided by the present utility model: A circulating water device for gas treatment, comprising a base 1, a filter tank 2 is fixedly arranged on the top end of the base 1 for filtering waste water, a spray tower 3 is fixedly arranged in the middle of the base 1 for treating waste gas, a water tank 9 is fixedly arranged on the surface of the base 1 near the spray tower 3 for storing aqueous solution, a end cover 4 is threadedly connected to the top end of the filter tank 2 for closing the filter tank 2, a communicating pipe 5 is inserted in the middle of the end cover 4 for transporting the aqueous solution, a booster pump 6 is fixedly arranged on the top end of the end cover 4 and is communicated with the communicating pipe 5, a water outlet pipe 10 is inserted at the bottom end of the spray tower 3 and is communicated with the booster pump 6 through a pipeline, a water pump two 12 is fixedly arranged on the surface of the base 1, and the two ends of the water pump two 12 are sequentially communicated with the bottom end of the filter tank 2 and the top end of the water tank 9. A bracket 13 is fixedly arranged on the inner side wall of the filter tank 2 by welding for supporting and limiting, a filter assembly 14 is arranged on the top end of the bracket 13, the filter assembly 14 includes a bottom plate 1401 placed on the surface of the bracket 13, a limiting frame one 1402 is fixedly arranged in the middle of the bottom plate 1401, a filter element one 1403 is sleeved on the outer surface of the limiting frame one 1402, the filter element one 1403 is made of activated carbon filter cotton and is in a honeycomb shape, the pore diameter of the filter element one 1403 is 10 microns, a plurality of through grooves 1408 are equidistantly arranged on the side wall of the bottom plate 1401, and the through grooves 1408 all penetrate through the bottom plate 1401 to facilitate the flow of the aqueous solution. A plurality of limiting frames two 1404 are fixedly arranged at the middle position of the bottom plate 1401 near the limiting frame one 1402, a filter element two 1405 is sleeved on the outer surface of the limiting frame two 1404, the filter element two 1405 is made of non-woven fabric and the mesh diameter is 1 mm for initially filtering the coarse particles in the aqueous solution. Starting the booster pump 6 can pump the waste water inside the spray tower 3 into the inside of the limiting frame one 1402 and then filter it through the filter element one 1403. Starting the water pump two 12 can pump the filtered waste water into the inside of the water tank 9 for recycling, reducing the cost of gas treatment.

[0021] An air inlet pipe 11 is inserted on the side wall of the spray tower 3, an air outlet pipe 15 is inserted at the top end of the spray tower 3, and the air inlet pipe 11 and the air outlet pipe 15 are both communicated with the base 1 to facilitate the flow of gas. A spray pipe 7 is inserted on the side wall of the spray tower 3 above the air inlet pipe 11, one end of the spray pipe 7 penetrates through the side wall of the base 1, and the other end of the spray pipe 7 is communicated with a water pump one 8 through a pipeline. The other end of the water pump one 8 is communicated with the water tank 9 through a pipeline, realizing the spraying of the aqueous solution. Starting the water pump one 8 can pump the aqueous solution inside the water tank 9 into the inside of the spray pipe 7, so that the aqueous solution is evenly sprayed inside the spray tower 3, and then the waste gas is transported into the inside of the spray tower 3 through the air inlet pipe 11 by an air pump to fully contact and react with the aqueous solution, and the reacted gas is discharged from the air outlet pipe 15, thereby realizing gas treatment.

[0022] A clamping groove 1406 is formed in the side wall of the first limiting frame 1402, and a clamping block 1407 is clamped inside the clamping groove 1406. The clamping block 1407 is made of rubber, which improves the sealing performance of the contact between the first limiting frame 1402 and the filter tank 2, and can prevent the waste water solution from flowing through the gap between the bottom plate 1401 and the inner side wall of the base 1, thereby improving the filtering quality.

[0023] Working principle: When this circulating water device for gas treatment is in use, the operator first externally connects the power supply and starts the first water pump 8 to pump the aqueous solution inside the water tank 9 into the inside of the spray pipe 7, so that the aqueous solution is evenly sprayed inside the spray tower 3. Then, the waste gas is conveyed into the inside of the spray tower 3 through the air inlet pipe 11 by the air pump to fully contact and react with the aqueous solution. The reacted gas is discharged from the air outlet pipe 15, thereby realizing gas treatment. Starting the booster pump 6 can pump the waste water solution deposited inside the spray tower 3 to the middle of the first limiting frame 1402. The waste water passes through the second filter element 1405 and the first filter element 1403 in sequence under the action of water pressure, thereby realizing filtration. The filtered water is discharged into the inner bottom of the filter tank 2 through the through groove 1408. Starting the second water pump 12 can pump the filtered aqueous solution from the filter tank 2 into the water tank 9, thereby realizing water circulation, improving the utilization rate of the aqueous solution, reducing the dosage of the aqueous solution, and reducing the cost of gas treatment.

[0024] Secondly, the clamping block 1407 is made of rubber and is clamped on the side wall of the first limiting frame 1402, which can improve the sealing performance of the contact between the first limiting frame 1402 and the filter tank 2, and can prevent the waste water solution from flowing through the gap between the bottom plate 1401 and the inner side wall of the base 1, thereby improving the filtering quality.

[0025] It should be noted that for the foregoing embodiments, for the sake of simple description, they are all expressed as a series of action combinations. However, those skilled in the art should know that the present invention is not limited by the described action sequence, because according to the present invention, certain steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily essential to the present invention.

[0026] In several embodiments provided by the present application, it should be understood that the disclosed device can be implemented in other ways. For example, the device embodiments described above are only illustrative. For example, the above-mentioned unit division can be realized in other ways in actual implementation. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point, the shown or discussed coupling or communication connection between each other can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunications or other forms.

[0027] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed across multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0028] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the protection scope of the invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on these embodiments, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art can still, without conflict and without creative efforts, combine, add or delete the features in the embodiments of the present invention according to the situation or make other adjustments, so as to obtain different technical solutions that are essentially not divorced from the concept of the present invention, and these technical solutions also belong to the scope of protection of the present invention.

Claims

1. A circulating water device for gas treatment, characterized in that, It includes a base (1): A filter tank (2) is fixedly installed at the top of the base (1), a spray tower (3) is fixedly installed in the middle of the base (1), a water tank (9) is fixedly installed on the surface of the base (1) near the spray tower (3), a cover (4) is threadedly connected to the top of the filter tank (2), a connecting pipe (5) is inserted into the middle of the cover (4), a booster pump (6) is fixedly installed at the top of the cover (4) and is connected to the connecting pipe (5), a water outlet pipe (10) is inserted into the bottom of the spray tower (3) and is connected to the booster pump (6) through a pipeline, a water pump two (12) is fixedly installed on the surface of the base (1), and the two ends of the water pump two (12) are sequentially connected to the bottom end of the filter tank (2) and the top end of the water tank (9), a bracket (13) is fixedly installed on the inner side wall of the filter tank (2), a filter assembly (14) is arranged at the top of the bracket (13), the filter assembly (14) includes a bottom plate (1401) placed on the surface of the bracket (13), a limiting frame one (1402) is fixedly installed in the middle of the bottom plate (1401), and a filter element one (1403) is sleeved on the outer surface of the limiting frame one (1402).

2. The circulating water device for gas treatment according to claim 1, wherein: An air inlet pipe (11) is inserted into the side wall of the spray tower (3), an air outlet pipe (15) is inserted into the top of the spray tower (3), and the air inlet pipe (11) and the air outlet pipe (15) are both connected to the base (1).

3. A circulating water device for gas treatment according to claim 2, characterized in that: A spray pipe (7) is inserted into the side wall of the spray tower (3) above the air inlet pipe (11), one end of the spray pipe (7) penetrates the side wall of the base (1), and the other end of the spray pipe (7) is connected to a water pump one (8) through a pipeline, and the other end of the water pump one (8) is connected to the water tank (9) through a pipeline.

4. The circulating water device for gas treatment according to claim 1, wherein: A number of through slots (1408) are equidistantly arranged on the side wall of the bottom plate (1401), and the through slots (1408) all penetrate the bottom plate (1401).

5. The circulating water device for gas treatment according to claim 3, wherein: A number of limiting frames two (1404) are fixedly installed at the middle position of the bottom plate (1401) near the limiting frame one (1402), and a filter element two (1405) is sleeved on the outer surface of the limiting frame two (1404).

6. The circulating water device for gas treatment according to claim 1, characterized in that: A clamping groove (1406) is formed on the side wall of the limiting frame one (1402), and a clamping block (1407) is clamped inside the clamping groove (1406), and the clamping block (1407) is made of rubber material.

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