Acid mist recovery treatment device

Abstract

The utility model relates to the technical field of electrolytic copper powder acid mist treatment, in particular to an acid mist recovery treatment device which comprises an acid mist gas collecting hood, two cover plates, a handle and an acid mist treatment assembly, and the acid mist treatment assembly comprises a gas outlet hose, a gas collecting piece, an acid mist treatment tower, a spraying piece, a gas outlet pipe, a gas filtering box, a gas filtering piece and an exhaust fan. Gas after sedimentation enters a gas filtering box through a gas outlet pipe, gas filtering is performed through a gas filtering piece, harmful substances in the gas are subjected to secondary filtering, and then the gas is exhausted through an exhaust fan, so that the problem that the existing acid mist treatment device for the copper powder electrolysis process is poor in efficiency is solved. Most of acidic harmful substances can be removed in a spraying and settling manner, but some harmful substances which cannot be settled through spraying exist in gas, and some harm still exists when the harmful substances are directly discharged through an exhaust pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of electrolytic copper powder acid mist treatment, in particular to an acid mist recovery and treatment device. Background Art

[0002] The oxygen released from the insoluble anode plate of the electrolytic cell and the hydrogen released from the cathode plate of the electrolytic copper powder will carry with them a large amount of sulfuric acid mist and release it into the air. The current method for electrolytic copper powder plants to deal with electrolytic acid mist is mainly to add hollow plastic balls into the electrolytic cell to suppress the acid mist, but the effect is not ideal.

[0003] The prior art (CN205062198U) discloses an acid mist treatment device for the electrolytic copper powder process. An acid mist collecting hood is installed above the electrolytic cell. One side of the acid mist collecting hood is connected to the fan inlet through a collecting pipe, and the fan outlet is connected to the inlet of the lower part of the capture tower through a pipe; a spray device is provided at the top of the capture tower, and the spray device is connected to the bottom of the capture tower through a pipe and a circulating pump; an exhaust pipe is provided at the top of the capture tower, and an outlet pipe is provided on one side of the acid mist collecting hood. The outlet pipe is connected to the collection pipe through a detachable hose. The gas after the sulfuric acid mist on the electrolytic cell is sprayed and settled is discharged through the exhaust pipe, which improves the environment and recovers sulfuric acid.

[0004] However, the above method can remove most of the acidic harmful substances through spraying and settling. However, there are some harmful substances in the gas that cannot be settled by spraying, and there will still be some hazards if they are discharged directly through the exhaust pipe. Utility Model Content

[0005] The purpose of the utility model is to provide an acid mist recovery and treatment device, which aims to solve the problem that the existing acid mist treatment device used in the electrolytic copper powder process can remove most of the acidic harmful substances by spraying and settling, but there are some harmful substances in the gas that cannot be settled by spraying, and directly discharging them through the exhaust pipe still poses some hazards.

[0006] To achieve the above object, the utility model provides an acid mist recovery and treatment device, comprising an acid mist collecting hood, two cover plates, a handle and an acid mist treatment assembly, wherein the two cover plates are respectively arranged on one side of the acid mist collecting hood; the handle is arranged on one side of the acid mist collecting hood;

[0007] The acid mist treatment assembly includes an air outlet hose, a gas collecting component, an acid mist treatment tower, a spray component, an air outlet pipe, a gas filter box, a gas filter component and an exhaust fan;

[0008] The gas outlet hose is connected to the acid mist collection hood and is located on one side of the acid mist collection hood; the gas collecting component is disposed on one side of the gas outlet hose; the acid mist treatment tower is connected to the gas collecting component and is located on one side of the gas collecting component; the spray component is disposed on one side of the acid mist treatment tower; the gas outlet pipe is connected to the acid mist treatment tower and is located on one side of the acid mist treatment tower; the gas filter box is connected to the gas outlet pipe and is located on one side of the gas outlet pipe; the gas filter component is disposed on one side of the gas filter box; and the exhaust fan is connected to the gas filter box and is located on one side of the gas filter box.

[0009] Wherein, the gas collecting part includes an air collecting pipe, an exhaust fan and a blower pipe, the air collecting pipe is connected to the air outlet hose and is located on one side of the air outlet hose; the exhaust fan is connected to the air collecting pipe and is located on one side of the air collecting pipe; the blower pipe is connected to the exhaust fan and is connected to the acid mist treatment tower, and is located on one side of the exhaust fan.

[0010] In which, the spray part includes a water injection pipe, a sealing cover, a circulating water pump, a circulating water pipe and multiple spray pipes, the water injection pipe is connected to the acid mist treatment tower and is located on one side of the acid mist treatment tower; the sealing cover is located on one side of the water injection pipe; the circulating water pump is connected to the acid mist treatment tower and is located on one side of the acid mist treatment tower; the circulating water pipe is connected to the circulating water pump and is located on one side of the circulating water pump; multiple spray pipes are respectively connected to the circulating water pipes and are respectively located inside the acid mist treatment tower.

[0011] In which, the gas filter includes an assembly plate, two assembly screws, an activated carbon adsorption layer, filter cotton and a HEPA filter. The assembly plate is located on one side of the gas filter box; the two assembly screws are respectively threadedly connected to the assembly plate and are respectively threadedly connected to the gas filter box, and are respectively located on both sides of the assembly plate; the activated carbon adsorption layer is fixedly connected to the assembly plate and is located on one side of the assembly plate; the filter cotton is fixedly connected to the assembly plate and is located on one side of the assembly plate; the HEPA filter is fixedly connected to the assembly plate and is located on one side of the assembly plate.

[0012] Wherein, the gas filter also includes an operating handle, which is fixedly connected to the assembly plate and located on one side of the assembly plate.

[0013] The utility model discloses an acid mist recovery and treatment device. When electrolytic acid mist decomposition is carried out, the acid mist gas collecting hood is installed above the electrolytic cell. The handle facilitates the operation of the acid mist gas collecting hood for installation. The cover plate can be flipped up to check the operating status of the electrolytic cell below the acid mist gas collecting hood. The acid mist generated by electrolysis is sent into the gas collecting component through the gas outlet hose on the acid mist gas collecting hood. The acid mist is sent into the acid mist treatment tower through the gas collecting component. The acid mist is precipitated and decomposed by the spray component to intercept the acidic substances in the sulfuric acid mist in the spray liquid. The gas after sedimentation enters the gas filter box through the gas outlet pipe, is filtered by the gas filter component, and the harmful substances in the gas are filtered for a second time, and then discharged through the exhaust fan, thereby solving the problem that the existing acid mist treatment device used in the electrolytic copper powder process can remove most of the acidic harmful substances by spraying and settling, but there are some harmful substances in the gas that cannot be precipitated by spraying, and direct discharge through the exhaust pipe still poses some hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a schematic structural diagram of the entire utility model from another angle.

[0017] Figure 3 It is an overall front view of the utility model.

[0018] Figure 4 It is a sectional view of the entirety of the present invention.

[0019] 101-acid mist collection hood, 102-cover, 103-handle, 104-air outlet hose, 105-gas collection part, 106-acid mist treatment tower, 107-spray part, 108-air outlet pipe, 109-gas filter box, 110-gas filter, 111-exhaust fan, 112-gas collection pipe, 113-exhaust fan, 114-blast pipe, 115-water injection pipe, 116-sealing cover, 117-circulating water pump, 118-circulating water pipe, 119-spray pipe, 120-assembly plate, 121-assembly screws, 122-activated carbon adsorption layer, 123-filter cotton, 124-HEPA filter, 125-operating handle. DETAILED DESCRIPTION

[0020] See also Figure 1-Figure 4 ,in, Figure 1 This is a schematic diagram of the overall structure of the utility model. Figure 2 This is a schematic structural diagram of the utility model from another angle. Figure 3 It is the overall front view of the utility model. Figure 4 It is a sectional view of the entirety of the present invention.

[0021] The utility model provides an acid mist recovery and treatment device: comprising an acid mist gas collecting cover 101, two cover plates 102, a handle 103 and an acid mist treatment component, the acid mist treatment component comprising an air outlet hose 104, an air collecting component 105, an acid mist treatment tower 106, a spray component 107, an air outlet pipe 108, a gas filter box 109, a gas filter component 110 and an exhaust fan 111, the air collecting component 105 comprises an air collection pipe 112, an exhaust fan 113 and an air blast pipe 114, the spray component 107 comprises a water injection pipe 115, a sealing cover 116, a circulation A water pump 117, a circulating water pipe 118 and multiple spray pipes 119, the gas filter 110 includes an assembly plate 120, two assembly screws 121, an activated carbon adsorption layer 122, filter cotton 123, a HEPA filter 124 and an operating handle 125. The above-mentioned solution solves the problem that the existing acid mist treatment device used in the electrolytic copper powder process can remove most of the acidic harmful substances by spraying and settling. However, there are some harmful substances in the gas that cannot be precipitated by spraying, and there will still be some hazards if they are discharged directly through the exhaust pipe.

[0022] For this specific embodiment, the two cover plates 102 are respectively arranged on one side of the acid mist collecting hood 101; the handle 103 is arranged on one side of the acid mist collecting hood 101, and the acid mist collecting hood 101 is used to be installed above the electrolytic cell. The handle 103 facilitates the operation of the acid mist collecting hood 101 for installation, and the cover plate 102 can be flipped up to check the operating status of the electrolytic cell under the acid mist collecting hood 101. The specific structure of the acid mist collecting hood 101, the cover plate 102 and the handle 103 refers to the patent document with publication number CN205062198U, and will not be elaborated here.

[0023] The gas outlet hose 104 is connected to the acid mist gas collecting hood 101 and is located on one side of the acid mist gas collecting hood 101; the gas collecting part 105 is arranged on one side of the gas outlet hose 104; the acid mist treatment tower 106 is connected to the gas collecting part 105 and is located on one side of the gas collecting part 105; the spray part 107 is arranged on one side of the acid mist treatment tower 106; the gas outlet pipe 108 is connected to the acid mist treatment tower 106 and is located on the acid mist treatment tower 106. 06 side; the gas filter box 109 is connected to the gas outlet pipe 108 and is located on the side of the gas outlet pipe 108; the gas filter 110 is arranged on the side of the gas filter box 109; the exhaust fan 111 is connected to the gas filter box 109 and is located on the side of the gas filter box 109. When the electrolytic acid mist decomposition is performed, the acid mist gas collecting cover 101 is installed above the electrolytic cell, and the handle 103 is convenient for operating the acid mist gas collecting cover 101 for installation. The cover 102 can be flipped up to check the operating status of the electrolytic cell under the acid mist collecting hood 101. The acid mist generated by electrolysis is sent into the gas collecting part 105 through the gas outlet hose 104 on the acid mist collecting hood 101, and the acid mist is sent into the acid mist treatment tower 106 through the gas collecting part 105. The acid mist is precipitated and decomposed by the spray part 107, and the acidic substances in the sulfuric acid mist are trapped in the spray liquid. After the sedimentation is completed, the gas enters the gas filter box 109 through the gas outlet pipe 108, and is filtered by the gas filter 110 to filter the harmful substances in the gas for the second time, and then discharged through the exhaust fan 111, thereby solving the problem that the existing acid mist treatment device used in the electrolytic copper powder process can remove most of the acidic harmful substances by spraying and settling, but there are some harmful substances in the gas that cannot be precipitated by spraying, and there will still be some hazards if it is discharged directly through the exhaust pipe.

[0024] Secondly, the collecting air pipe 112 is connected to the air outlet hose 104 and is located on one side of the air outlet hose 104; the exhaust fan 113 is connected to the collecting air pipe 112 and is located on one side of the collecting air pipe 112; the blast pipe 114 is connected to the exhaust fan 113 and is connected to the acid mist treatment tower 106, and is located on one side of the exhaust fan 113. The collecting air pipe 112 is used to receive the acid mist transported from the air outlet hose 104, and then the acid mist is sent into the acid mist treatment tower 106 through the blast pipe 114 by the exhaust fan 113 for acid mist treatment.

[0025] At the same time, the water injection pipe 115 is connected to the acid mist treatment tower 106 and is located on one side of the acid mist treatment tower 106; the sealing cover 116 is located on one side of the water injection pipe 115; the circulating water pump 117 is connected to the acid mist treatment tower 106 and is located on one side of the acid mist treatment tower 106; the circulating water pipe 118 is connected to the circulating water pump 117 and is located on one side of the circulating water pump 117; a plurality of the spray pipes 119 are respectively connected to the circulating water pipe 118 and are respectively located inside the acid mist treatment tower 106. When the sealing cover 116 is opened, the water injection pipe 117 is opened. 5. A liquid for settling the acidic substances in the acid mist is injected. After the injection reaches a certain level, the sealing cover 116 is operated to seal the water injection pipe 115, so that the acid mist treatment tower 106 is sealed again. When the acid mist enters the acid mist treatment tower 106, the circulating water pump 117 is controlled to pump the liquid in the acid mist treatment tower 106 into the plurality of spray pipes 119 through the circulating water pipe 118. The spray heads on the plurality of spray pipes 119 spray atomized liquid into the acid mist treatment tower 106 to settle the acid mist, and the acidic substances in the sulfuric acid mist are trapped in the spray liquid.

[0026] In addition, the assembly plate 120 is located on one side of the gas filter box 109; the two assembly screws 121 are respectively threadedly connected to the assembly plate 120, and are respectively threadedly connected to the gas filter box 109, and are respectively located on both sides of the assembly plate 120; the activated carbon adsorption layer 122 is fixedly connected to the assembly plate 120 and is located on one side of the assembly plate 120; the filter cotton 123 is fixedly connected to the assembly plate 120 and is located on one side of the assembly plate 120; the HEPA filter 124 is fixedly connected to the assembly plate 120 and is located on one side of the assembly plate 120, and the operating handle 125 is fixedly connected to the assembly plate 120 and is located on one side of the assembly plate 120. The operating handle 125 is held to operate the assembly plate 120 and is fixed to the gas filter box 109 with the two assembly screws 121. The gas after sedimentation enters the gas filter box 109 through the outlet pipe 108. The activated carbon adsorption layer 122 is used to adsorb larger particles in the gas. The filter cotton 123 is used to filter particulate matter in the gas, and then the particles larger than 0.3 microns are filtered through the HEPA filter 124, thereby reducing the harmful substances in the gas after sedimentation.

[0027] When using the acid mist recovery and treatment device described in this embodiment, the acid mist gas collecting hood 101 is installed above the electrolytic cell during electrolytic acid mist decomposition, the handle 103 facilitates the operation of the acid mist gas collecting hood 101 for installation, and the cover plate 102 can be flipped up to check the operating status of the electrolytic cell below the acid mist gas collecting hood 101. The acid mist generated by electrolysis is sent into the collecting air pipe 112 through the air outlet hose 104 on the acid mist gas collecting hood 101. The collecting air pipe 112 is used to receive the acid mist transported by the air outlet hose 104, and then the acid mist is sent into the acid mist treatment tower 106 through the blower pipe 114 by the exhaust fan 113. When the acid mist enters the acid mist treatment tower 106, the circulating water pump 117 is controlled to pump the liquid in the acid mist treatment tower 106 into the multiple spray pipes 119 through the circulating water pipe 118. The multiple spray heads on the spray pipes 119 spray atomized liquid into the acid mist treatment tower 106 to settle the acid mist, and the acidic substances in the sulfuric acid mist are trapped in the spray liquid. After the settling is completed, the gas enters the gas filter box 109 through the outlet pipe 108. The activated carbon adsorption layer 122 is used to adsorb larger particles in the gas, and the filter cotton 123 is used to filter particulate matter in the gas. The particles larger than 0.3 microns are filtered through the HEPA filter 124, and the harmful substances in the gas are filtered for a second time, and then discharged through the exhaust fan 111, thereby solving the problem that the existing acid mist treatment device used in the electrolytic copper powder process can remove most of the acidic harmful substances by spraying and settling, but there are some harmful substances in the gas that cannot be settled by spraying, and there will still be some hazards if it is discharged directly through the exhaust pipe.

[0028] The above disclosure is merely one or more preferred embodiments of the present application and is not intended to limit the scope of the present application. A person skilled in the art will understand that all or part of the processes of the above embodiments and equivalent changes made in accordance with the claims of the present application are still within the scope of the present application.

Claims

1. An acid mist recovery and treatment device, comprising an acid mist collecting hood, two cover plates and a handle, wherein the two cover plates are respectively arranged on one side of the acid mist collecting hood; the handle is arranged on one side of the acid mist collecting hood; characterized in that: Also included are acid mist handling components; The acid mist treatment assembly includes an air outlet hose, a gas collecting component, an acid mist treatment tower, a spray component, an air outlet pipe, a gas filter box, a gas filter component and an exhaust fan; The air outlet hose is connected to the acid mist collecting hood and is located on one side of the acid mist collecting hood; the air collecting component is arranged on one side of the air outlet hose; the acid mist treatment tower is connected to the air collecting component and is located on one side of the air collecting component; the spray component is arranged on one side of the acid mist treatment tower; the air outlet pipe is connected to the acid mist treatment tower and is located on one side of the acid mist treatment tower; the gas filter box is connected to the air outlet pipe and is located on one side of the air outlet pipe; the gas filter component is arranged on one side of the gas filter box; the exhaust fan is connected to the gas filter box and is located on one side of the gas filter box.

2. The acid mist recovery and treatment device according to claim 1, characterized in that: The gas collecting part includes an air collecting pipe, an exhaust fan and a blast pipe. The air collecting pipe is connected to the air outlet hose and is located on one side of the air outlet hose; the exhaust fan is connected to the air collecting pipe and is located on one side of the air collecting pipe; the blast pipe is connected to the exhaust fan and is connected to the acid mist treatment tower, and is located on one side of the exhaust fan.

3. The acid mist recovery and treatment device according to claim 2, characterized in that: The spray part includes a water injection pipe, a sealing cover, a circulating water pump, a circulating water pipe and multiple spray pipes. The water injection pipe is connected to the acid mist treatment tower and is located on one side of the acid mist treatment tower; the sealing cover is located on one side of the water injection pipe; the circulating water pump is connected to the acid mist treatment tower and is located on one side of the acid mist treatment tower; the circulating water pipe is connected to the circulating water pump and is located on one side of the circulating water pump; multiple spray pipes are respectively connected to the circulating water pipes and are respectively located inside the acid mist treatment tower.

4. The acid mist recovery and treatment device according to claim 3, characterized in that: The gas filter element includes an assembly plate, two assembly screws, an activated carbon adsorption layer, filter cotton and a HEPA filter. The assembly plate is located on one side of the gas filter box; the two assembly screws are respectively threadedly connected to the assembly plate and are respectively threadedly connected to the gas filter box, and are respectively located on both sides of the assembly plate; the activated carbon adsorption layer is fixedly connected to the assembly plate and is located on one side of the assembly plate; the filter cotton is fixedly connected to the assembly plate and is located on one side of the assembly plate; the HEPA filter is fixedly connected to the assembly plate and is located on one side of the assembly plate.

5. The acid mist recovery and treatment device according to claim 4, characterized in that: The gas filter also includes an operating handle, which is fixedly connected to the assembly plate and located on one side of the assembly plate.

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